1 2008-07-25 Jan Hubicka <jh@suse.cz>
3 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on DECL_INLINE.
4 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6 * dojump.c (clear_pending_stack_adjust): Likewise.
7 * print-tree.c (print_node): Ignore DECL_INLINE.
8 * tree-inline.c (inlinable_function_p): Likewise.
10 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12 * doc/extend.texi (hot attribute): Document that the hot attribute
13 turns on -O3 for some ports.
14 (cold attribute): Document that the cold attribute turns on -Os
17 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
18 reflect function specific option support.
20 * target.h (struct target_option_hooks): Add fields to say whether
21 the cold attribute implies -Os and the hot attribute implies -O3.
23 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
24 By default, do not turn on -Os for cold functions.
25 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
26 not turn on -O3 for hot functions.
28 * c-common.c (handle_hot_attribute): Use target hook to determine
29 if hot functions should enable -O3.
30 (handle_cold_attribute): Use target hook to determine if cold
31 functions should enable -Os.
33 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
34 (override_options): Move disable scheduling to
36 (optimization_options): Disable scheduling here, not
38 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
39 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
41 * config/ia64/ia64.c (ia64_override_options): Move setting
42 scheduling flags to ia64_optimization_options.
43 (ia64_optimization_options): Disable scheduling options here, and
44 not in ia64_override_options.
45 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
46 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
48 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
51 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
53 2008-07-25 Martin Jambor <mjambor@suse.cz>
55 PR tree-optimization/36926
56 * ipa-prop.c (ipa_analyze_call_uses): Call
57 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
59 2008-07-25 Joseph Myers <joseph@codesourcery.com>
61 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
62 movv2si_internal): Add mem = reg alternative.
64 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
67 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
68 DEFAULT_PCC_STRUCT_RETURN to 127.
70 2008-07-24 Jan Hubicka <jh@suse.cz>
72 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
73 (build_cgraph_edges): Likewise.
74 * cgraph.c (cgraph_node): Do not update assembler hash.
75 (cgraph_remove_node): Drop non-unit-at-a-time code.
76 * tree-pass.h (pass_O0_always_inline): Remove.
77 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
78 * toplev.c (process_options): Flag unit-at-a-time does not imply
80 * cgraphunit.c: Update comments.
81 (decide_is_function_needed): Drop non-unit-at-a-time mode.
82 (cgraph_assemble_pending_functions): Remove.
83 (cgraph_reset_node): Drop non-unit-at-a-time code.
84 (cgraph_finalize_function): Likewise.
85 (cgraph_analyze_function): Likewise.
86 (cgraph_finalize_compilation_unit): Likewise.
87 (cgraph_expand_function): Likewise.
88 (cgraph_optimize): Likesise.
89 (save_inline_function_body): Likewise.
90 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
91 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
92 * ipa-inline.c: Update comments.
93 (enum inlining_mode): remove INLINE_SPEED.
94 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
95 (cgraph_mark_inline_edge): Likewise.
96 (try_inline): Likewise.
97 (cgraph_decide_inlining_incrementally): Likewise.
98 (cgraph_gate_inlining): Remove.
99 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
100 (cgraph_gate_early_inlining): Likewise.
101 (gate_inline_passes): Remove.
102 (pass_inline_parameters, pass_ipa_inline): Remove gates.
103 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
104 pass_O0_always_inline): Remove.
105 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
106 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
107 * opts.c (no_unit_at_a_time_default): Remove.
108 (decode_options): Remove flag_unit_at_a_time reset and warning.
109 * opts.h (no_unit_at_a_time_default): Remove.
110 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
111 early in GNU dialect.
112 (merge_decls): Update comment; drop unit-at-a-time check.
113 (finish_decl): Likewise.
114 (grok_declaration): Remove flag_inline_trees code.
115 (finish_functions): Return on function returning non-void on all
117 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
118 * cfgexpand.c (expand_one_static_var): Remove.
119 (expand_one_var): Remove expand_one_static_var call.
120 (expand_used_vars_for_block): Remove flag_unit_a_time check.
121 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
122 and flag_unit_at_a-time compatibility checks.
123 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
124 * tree-inline.c (flag_inline_trees): Remove.
125 (inlinable_function_p): Don't check it.
126 (expand_call_inline): Remove non-unit-at-a-time code.
127 * tree-inline.h (flag_inline_trees): Remove.
128 * tree-optimize.c (execute_early_local_optimizations): Remove
129 unit-at-a-time checks.
130 (tree_rest_of_compilation): Likewise.
131 * combine.c (setup_incoming_promotions): Likewise.
132 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
133 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
134 * passes.c (pass_inline_parameters): Update comments; remove
135 O0_alwaysinline pass.
136 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
137 (execute_one_pass): Likewise.
138 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
139 (ix86_function_sseregparm): Likewise.
140 * arm.c (arm_function_in_section_p): Likewise.
141 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
142 * varpool.c: Update comments.
143 (decide_is_variable_needed): Remove unit-at-a-time checks.
144 (varpool_finalize_decl): Likewise.
146 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
148 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
150 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal
153 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
155 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
156 imp symbol extension.
158 2008-07-23 Ian Lance Taylor <iant@google.com>
160 * tree-vrp.c (infer_value_range): Ignore asm statements when
161 looking for memory accesses for -fdelete-null-pointer-checks.
163 2008-07-24 Ben Elliston <bje@au.ibm.com>
165 * config/spu/spu-c.c (__vector_keyword): New variable.
166 (vector_keyword): Likewise.
167 (spu_categorize_keyword): New function.
168 (spu_macro_to_expand): Likewise.
169 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
170 compiling an ISO C dialect.
172 2008-07-24 Ben Elliston <bje@au.ibm.com>
174 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
177 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
179 * configure: Regenerate.
180 * configure.ac: Require texinfo 4.7.
181 * doc/install.texi: Document texinfo 4.7 requirement.
183 2008-07-23 Martin Jambor <mjambor@suse.cz>
185 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
186 rather than for DECL_SAVED_TREE.
187 * ipa-prop.c: Include diagnostic.h.
188 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
190 (ipa_detect_param_modifications): Function rewritten from scratch.
191 (ipa_compute_jump_functions): Changed accesses to modification flags.
192 (ipa_free_node_params_substructures): Update flags destruction.
193 (ipa_node_duplication_hook): Update flags duplication.
194 (ipa_print_all_params_modified): Updated flag access.
195 * ipa-prop.h (struct ipa_param_flags): New structure.
196 (struct ipa_node_params): New field modification_analysis_done,
197 modified_flags changed into param_flags.
198 (ipa_is_ith_param_modified): Changed to use new flags.
199 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
201 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
202 ipa-cp.c and split into two functions.
203 (ipa_print_node_jump_functions): New function.
204 (compute_scalar_jump_functions): New function.
205 (type_like_member_ptr_p): New function.
206 (compute_pass_through_member_ptrs): New function.
207 (fill_member_ptr_cst_jump_function): New function.
208 (determine_cst_member_ptr): New function.
209 (compute_cst_member_ptr_arguments): New function.
210 (ipa_compute_jump_functions): Complete rewrite.
211 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
212 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
213 (struct ipa_member_ptr_cst): New structure.
214 (union jump_func_value): New field member_cst.
215 * ipa-cp.c (ipcp_lat_is_insertable): New function.
216 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
218 (ipcp_print_all_lattices): Slight fprintf rearrangement.
219 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
220 instead of ipcp_print_all_jump_functions.
221 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
222 only for replacable scalars.
224 * doc/invoke.texi (Optimize options): Add description of
226 * common.opt (flag_indirect_inlining): New flag.
227 * opts.c (decode_options): Set flag_indirect_inlining when
230 * ipa-inline.c: Include ipa-prop.h.
231 (inline_indirect_intraprocedural_analysis): New function.
232 (inline_generate_summary): Allocate parameter and argument info
233 structures, call inline_indirect_intraprocedural_analysis on each
234 node when doing indirect inlining and deallocate indirect inlining
235 data structures in the end.
236 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
237 (free_all_ipa_structures_after_iinln): New function.
238 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
240 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
242 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
243 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
244 of computing the frequency separately.
245 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
246 of computing the frequency separately.
247 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
248 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
249 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
250 (ipa_get_stmt_member_ptr_load_param): New function.
251 (ipa_is_ssa_with_stmt_def): New function.
252 (ipa_note_param_call): New function.
253 (ipa_analyze_call_uses): New function.
254 (ipa_analyze_stmt_uses): New function.
255 (ipa_analyze_params_uses): New function.
256 (ipa_free_node_params_substructures): Also free the param_calls linked
258 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
259 (ipa_print_node_param_flags): New function.
260 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
261 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
262 * ipa-prop.h (struct ipa_param_flags): New field called.
263 (struct ipa_param_call_note): New structure.
264 (struct ipa_node_params): New fields param_calls and
266 (ipa_is_ith_param_called): New function.
267 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
268 ipa_analyze_params_uses and dump parameter flags.
270 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
271 ipa_propagate_indirect_call_infos if performing indirect inlining,
272 pass a new parameter new_edges to it.
273 (add_new_edges_to_heap): New fucntion.
274 (cgraph_decide_inlining_of_small_functions): New vector
275 new_indirect_edges for newly found indirect edges , call
276 ipa_propagate_indirect_call_infos after inlining.
277 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
278 inlining if performing indirect inlining. Call
279 free_all_ipa_structures_after_iinln when doing so too.
280 (inline_generate_summary): Do not call
281 free_all_ipa_structures_after_iinln here.
282 * ipa-prop.c (update_jump_functions_after_inlining): New function.
283 (print_edge_addition_message): New function.
284 (update_call_notes_after_inlining): New function.
285 (propagate_info_to_inlined_callees): New function.
286 (ipa_propagate_indirect_call_infos): New function.
287 * ipa-prop.h: Include cgraph.h
288 (struct ipa_param_call_note): Fields reordered, new field processed.
289 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
291 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
292 rediscovered call statements.
293 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
294 (dump_cgraph_node): Dump also the indirect_call flag.
295 (cgraph_clone_edge): Copy also the indirect_call flag.
296 * tree-inline.c (copy_bb): Do not check for fndecls from call
297 expressions, check for edge availability when moving clones.
298 (get_indirect_callee_fndecl): New function.
299 (expand_call_inline): If callee declaration is not apprent from
300 the statement, try calling get_indirect_callee_fndecl. Do not
301 issue warnings or call sorry when not inlinings an indirect edge.
302 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
304 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
305 bit more frandly to matching.
306 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
307 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
308 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
310 2008-07-23 Michael Meissner <gnu@the-meissners.org>
313 * opth-gen.awk: Suppress function specific features when building
315 * optc-gen.awk: Ditto.
317 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
320 * diagnostic.c (pedwarn): Add opt parameter.
322 * c-tree.h (pedwarn_init): Add opt parameter.
323 (pedwarn_c90): Likewise.
324 (pedwarn_c99): Likewise.
325 * c-errors.c (pedwarn_c99): Likewise.
326 (pedwarn_c90): Likewise.
327 * toplev.h (pedwarn): Update declaration.
329 * c-lex.c: All calls to pedwarn changed.
330 * builtins.c: All calls to pedwarn changed.
331 * toplev.c: All calls to pedwarn changed.
332 * c-decl.c: All calls to pedwarn changed.
333 * c-typeck.c: All calls to pedwarn changed.
334 * c-common.c: All calls to pedwarn changed.
335 * c-parser.c: All calls to pedwarn changed.
337 2008-07-23 Michael Meissner <gnu@the-meissners.org>
338 Karthik Kumar <karthikkumar@gmail.com>
340 * attribs.c (file scope): Include c-common.h.
341 (decl_attributes): Add support for #pragma GCC optimize and
344 * targhooks.c (default_can_inline_p): New function that is the
345 default for the TARGET_CAN_INLINE_P target hook.
347 * targhooks.h (default_can_inline_p): Add declaration.
349 * tree.c (cl_optimization_node): New static tree for building
350 OPTIMIZATION_NODE tree.
351 (cl_target_option_node): New static tree for building
352 TARGET_OPTION_NODE tree.
353 (cl_option_hash_table): New hash table for hashing
354 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
355 (cl_option_hash_hash): New function to provide the hash value for
356 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
357 (cl_option_hash_eq): New function to provide an equality test for
358 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
359 (tree_code_size): Add support for OPTIMIZATION_NODE and
360 TARGET_OPTION_NODE trees.
361 (tree_code_structure): Add support for OPTIMIZATION_NODE and
362 TARGET_OPTION_NODE trees.
363 (build_optimization_node): Build a tree that has all of the
364 current optimization options.
365 (build_target_option_node): Build a tree that has the target
366 options that might be changed on a per function basis.
368 * tree.h (file scope): Include options.h.
369 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
370 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
371 (TREE_OPTIMIZATION): Ditto.
372 (TREE_TARGET_SPECIFIC): Ditto.
373 (struct tree_function_decl): Add fields for remembering the
374 current optimization options and target specific options.
375 (struct tree_optimization_option): New tree variant that remembers
376 the optimization options.
377 (struct tree_target_option): New tree variant that remembers the
378 target specific flags that might change for compiling a particular
380 (union tree_node): Include tree_optimization_option and
381 tree_target_option fields.
382 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
383 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
384 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
385 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
386 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
387 optimization and target options.
388 (optimization_default_node): New macro to refer to global_trees
390 (optimization_current_node): Ditto.
391 (optimization_cold_node): Ditto.
392 (optimization_hot_node): Ditto.
393 (target_option_default_node): Ditto.
394 (target_option_current_node): Ditto.
395 (current_option_pragma): Ditto.
396 (current_optimize_pragma): Ditto.
398 * target.h (struct gcc_target): Add valid_option_attribute_p,
399 target_option_save, target_option_restore, target_option_print,
400 target_option_pragma_parse, and can_inline_p hooks.
402 * toplev.h (parse_optimize_options): Add declaration.
403 (fast_math_flags_struct_set_p): Ditto.
405 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
406 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
409 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
410 tree_can_inline_p hook to see if one function can inline another.
411 (cgraph_decide_inlining): Ditto.
412 (cgraph_decide_inlining_incrementally): Ditto.
414 * opts.c (decode_options): Add support for running multiple times
415 to allow functions with different target or optimization options
416 than was specified on the command line.
417 (fast_math_flags_struct_set_p): New function that is similar to
418 fast_math_flags_set_p, except it uses the values in the
419 cl_optimization structure instead of global variables.
421 * optc-gen.awk: Add support for TargetSave to allow a back end to
422 declare new fields that need to be saved when using function
423 specific options. Include flags.h and target.h in the options.c
424 source. Add support for Save to indicate which options can be set
425 for individual functions. Generate cl_optimize_save,
426 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
427 cl_target_option_restore, cl_target_option_print functions to
428 allow functions to use different optimization or target options.
430 * opt-functions.awk (var_type_struct): Return the type used for
431 storing the field in a structure.
433 * opth-gen.awk: Add support for TargetSave to allow a back end to
434 declare new fields that need to be saved when using function
435 specific options. Add support for Save to indicate which options
436 can be set for individual functions. Only generate one extern for
437 Mask fields. Generate cl_optimization and cl_target_option
438 structures to remember optimization and target options.
440 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
441 collecting new tree nodes.
442 (TS_TARGET_OPTION): Ditto.
444 * c-decl.c (merge_decls): Merge function specific target and
445 optimization options.
447 * function.c (invoke_set_current_function_hook): If the function
448 uses different optimization options, change the global variables
451 * coretypes.h (struct cl_optimization): Add forward reference.
452 (struct cl_target_option): Ditto.
454 * c-pragma.c (option_stack): New static vector to remember the
455 current #pragma GCC option stack.
456 (handle_pragma_option): New function to support #pragma GCC option
457 to change target options.
458 (optimize_stack): New static vector to remember the current
459 #pragma GCC optimize stack.
460 (handle_pragma_optimize): New function to support #pragma GCC
461 optimize to change optimization options.
462 (init_pragma): Add support for #pragma GCC optimize and #pragma
465 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
466 optimization options.
467 (TARGET_OPTION_NODE): New tree code for remembering certain target
470 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
471 TARGET_OPTION_NODE trees.
473 * common.opt (-O): Add Optimization flag.
475 (-fmath-errno): Ditto.
476 (-falign-functions): Add UInteger flag to make sure flag gets full
477 int in cl_optimization structure.
478 (-falign-jumps): Ditto.
479 (-falign-labels): Ditto.
480 (-falign-loops): Ditto.
481 (-fsched-stalled-insns): Ditto.
482 (-fsched-stalled-insns-dep): Ditto.
484 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
486 (TARGET_OPTION_SAVE): Ditto.
487 (TARGET_OPTION_RESTORE): Ditto.
488 (TARGET_OPTION_PRINT): Ditto.
489 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
490 (TARGET_CAN_INLINE_P): Ditto.
491 (TARGET_INITIALIZER): Add new hooks.
493 * tree-inline.c (tree_can_inline_p): New function to determine
494 whether one function can inline another. Check if the functions
495 use compatible optimization options, and also call the backend
498 * tree-inline.h (tree_can_inline_p): Add declaration.
500 * c-common.c (c_common_attribute): Add support for option and
502 (handle_option_attribute): Add support for the option attribute to
503 allow the user to specify different target options for compiling a
505 (handle_optimize_attribute): Add support for the optimize
506 attribute to allow the user to specify different optimization
507 options for compiling a specific function.
508 (handle_hot_attribute): Turn on -O3 optimization for this one
509 function if it isn't the default optimization level.
510 (handle_cold_attribute): Turn on -Os optimization for this one
511 function if it insn't the default optimization.
512 (const_char_p): New const char * typedef.
513 (optimize_args): New static vector to remember the optimization
515 (parse_optimize_options): New function to set up the optimization
516 arguments from either the optimize attribute or #pragma GCC
519 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
520 (builtin_define_std): Ditto.
522 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
523 Add t-i386 Makefile fragment to add i386-c.o and i386.o
527 * Makefile.in (TREE_H): Add options.h.
528 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
530 * doc/extend.texi (option attribute): Document new attribute.
531 (optimize attribute): Ditto.
532 (hot attribute): Document hot attribute sets -O3.
533 (cold attribute): Document cold attribute sets -Os.
534 (#pragma GCC option): Document new pragma.
535 (#pragma GCC optimize): Ditto.
537 * doc/options.texi (TargetSave): Document TargetSave syntax.
538 (UInteger): Document UInteger must be used for certain flags.
539 (Save): Document Save option to create target specific options
540 that can be saved/restored on a function specific context.
542 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new
544 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
546 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new
548 (TARGET_OPTION_SAVE): Ditto.
549 (TARGET_OPTION_RESTORE): Ditto.
550 (TARGET_OPTION_PRINT): Ditto.
551 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
552 (TARGET_CAN_INLINE_P): Ditto.
554 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
556 (-mfpmath=both): Ditto.
558 2008-07-23 Michael Meissner <gnu@the-meissners.org>
559 Karthik Kumar <karthikkumar@gmail.com>
561 * config/i386/i386.h (TARGET_ABM): Move switch into
563 (TARGET_POPCNT): Ditto.
564 (TARGET_SAHF): Ditto.
566 (TARGET_PCLMUL): Ditto.
567 (TARGET_CMPXCHG16B): Ditto.
568 (TARGET_RECIP): Move switch into target_flags.
569 (TARGET_FUSED_MADD): Ditto.
570 (ix86_arch_features): Make an unsigned char type.
571 (ix86_tune_features): Ditto.
572 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
573 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
574 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
576 * config/i386/i386.opt (arch): New TargetSave field to define
577 fields that need to be saved for function specific option
581 (branch_cost): Ditto.
582 (ix86_isa_flags_explicit): Ditto.
583 (tune_defaulted): Ditto.
584 (arch_specified): Ditto.
585 (-m128-long-double): Add Save flag to save option for target
586 specific option support.
588 (-maccumulate-outgoing-args): Ditto.
589 (-malign-double): Ditto.
590 (-malign-stringops): Ditto.
591 (-mfancy-math-387): Ditto.
592 (-mhard-float): Ditto.
594 (-minline-all-stringops): Ditto.
595 (-minline-stringops-dynamically): Ditto.
596 (-mms-bitfields): Ditto.
597 (-mno-align-stringops): Ditto.
598 (-mno-fancy-math-387): Ditto.
599 (-mno-push-args): Ditto.
600 (-mno-red-zone): Ditto.
601 (-mpush-args): Ditto.
604 (-msseregparm): Ditto.
605 (-mstack-arg-probe): Ditto.
620 (-mrecip): Move flag into target_flags.
622 (-mno-fused-madd): Ditto.
623 (-mfused-madd): Ditto.
624 (-mabm): Move flag into ix86_isa_flags.
631 * config/i386/i386-c.c: New file for #pragma support.
632 (ix86_target_macros_internal): New function to #define or #undef
633 target macros based when the user uses the #pragma GCC option to
634 change target options.
635 (ix86_pragma_option_parse): New function to add #pragma GCC option
637 (ix86_target_macros): Move defining the target macros here from
638 TARGET_CPU_CPP_BUILTINS in i386.h.
639 (ix86_register_pragmas): Register the #pragma GCC option hook. If
640 defined, initialize any subtarget #pragmas.
642 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
643 REGISTER_TARGET_PRAGMAS.
645 * config/i386/t-i386: New file for x86 dependencies.
646 (i386.o): Make dependencies mirror the include files used.
647 (i386-c.o): New file, add dependencies.
649 * config/i386/i386-protos.h (override_options): Add bool
651 (ix86_valid_option_attribute_tree): Add declaration.
652 (ix86_target_macros): Ditto.
653 (ix86_register_macros): Ditto.
655 * config/i386/i386.c (ix86_tune_features): Move initialization of
656 the target masks to initial_ix86_tune_features to allow functions
657 to have different target options. Make type unsigned char,
658 instead of unsigned int.
659 (initial_ix86_tune_features): New static vector to hold processor
660 masks for the tune variables.
661 (ix86_arch_features): Move initialization of the target masks to
662 initial_ix86_arch_features to allow functions to have different
663 target options. Make type unsigned char, instead of unsigned
665 (initial_ix86_arch_features): New static vector to hold processor
666 masks for the arch variables.
667 (enum ix86_function_specific_strings): New enum to describe the
668 string options used for attribute((option(...))).
669 (ix86_target_string): New function to return a string that
670 describes the target options.
671 (ix86_debug_options): New function to print the current options in
673 (ix86_function_specific_save): New function hook to save the
674 function specific global variables in the cl_target_option
676 (ix86_function_specific_restore): New function hook to restore the
677 function specific variables from the cl_target_option structure to
678 the global variables.
679 (ix86_function_specific_print): New function hook to print the
680 target specific options in the cl_target_option structure.
681 (ix86_valid_option_attribute_p): New function hook to validate
682 attribute((option(...))) arguments.
683 (ix86_valid_option_attribute_tree): New function that is common
684 code between attribute((option(...))) and #pragma GCC option
685 support that parses the options and returns a tree holding the
687 (ix86_valid_option_attribute_inner_p): New helper function for
688 ix86_valid_option_attribute_tree.
689 (ix86_can_inline_p): New function hook to decide if one function
690 can inline another on a target specific basis.
691 (ix86_set_current_function); New function hook to switch target
692 options if the user used attribute((option(...))) or #pragma GCC
694 (ix86_tune_defaulted): Move to static file scope from
696 (ix86_arch_specified): Ditto.
697 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
699 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
700 (OPTION_MASK_ISA_ABM_SET): Ditto.
701 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
702 (OPTION_MASK_ISA_CX16_SET): Ditto.
703 (OPTION_MASK_ISA_SAHF_SET): Ditto.
704 (OPTION_MASK_ISA_AES_UNSET): Ditto.
705 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
706 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
707 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
708 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
709 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
710 (struct ptt): Move to static file scope from override_options.
711 (processor_target_table): Ditto.
713 (ix86_handle_option): Add support for options that are now isa
715 (override_options): Add support for declaring functions that
716 support different target options than were specified on the
717 command line. Move struct ptt, processor_target_table, cpu_names,
718 ix86_tune_defaulted, ix86_arch_specified to static file scope.
719 Add bool argument. Fix up error messages so the appropriate error
720 is given for either command line or attribute.
721 (ix86_previous_fndecl): New static to remember previous function
722 declaration to see if we need to change target options.
723 (ix86_builtins_isa): New array to record the ISA of each builtin
725 (def_builtin): Always create the builtin function, even if the
726 current ISA doesn't support it.
727 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
728 tests for those builtins.
729 (ix86_init_builtins): Remove TARGET_MMX test for calling
730 ix86_init_mmx_sse_builtins.
731 (ix86_expand_builtin): If the current ISA doesn't support a given
732 builtin, signal an error.
733 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
734 (TARGET_SET_CURRENT_FUNCTION): Ditto.
735 (TARGET_OPTION_SAVE): Ditto.
736 (TARGET_OPTION_RESTORE): Ditto.
737 (TARGET_OPTION_PRINT): Ditto.
738 (TARGET_CAN_INLINE_P): Ditto.
740 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
742 * c-typeck.c (build_external_ref): Don't call assemble_external.
743 * final.c (output_operand): Call assemble_external.
745 2008-07-21 DJ Delorie <dj@redhat.com>
747 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
748 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
750 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
752 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
753 original insn and splitter contents into ...
754 ("*div<mode>3_fast"): ... this new pattern. Enable only if
755 flag_unsafe_math_optimizations. Add dummy scratch register.
756 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
757 !flag_unsafe_math_optimizations. Returns number with next
758 highest magnitude if this is still less or equal to the true
759 quotient in magnitude.
761 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
763 * Makefile.in: Replace toplev.h with TOPLEV_H.
764 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
765 * c-lex.c (fe_file_change): Don't set in_system_header.
766 * c-parser.c (c_token): Remove in_system_header.
767 (c_lex_one_token): Don't set in_system_header.
768 (c_parser_set_source_position_from_token): Don't set in_system_header.
769 * diagnostic.c (diagnostic_report_diagnostic): Use location from
772 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
773 * flags.h (in_system_header): Remove.
774 * function.c (saved_in_system_header): Remove.
775 (push_cfun): Don't set in_system_header.
776 (pop_cfun): Don't set in_system_header.
777 (push_struct_function): Don't set in_system_header.
778 * input.h (expanded_location): Add sysp.
779 (in_system_header_at): New.
780 (in_system_header): New.
781 * toplev.c (in_system_header): Remove.
782 * toplev.h: Include input.h
784 * tree-cfg.c (execute_warn_function_return): Call warning_at.
785 * tree-ssa.c (warn_uninit): Call warning_at.
786 (warn_uninitialized_var): Update calls to warn_uninit.
787 (warn_uninitialized_phi): Update calls to warn_uninit.
788 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
789 (expand_location): Initialize xloc.sysp.
790 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
791 (tree_decl_with_vis): Remove in_system_header_flag.
793 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
796 * recog.c (asm_operand_ok): Change the order of the extra
797 memory constraint checks.
799 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
802 * tree-switch-conversion.c (build_one_array): Call
803 varpool_mark_needed_node and varpool_finalize_decl
804 instead of assemble_variable.
806 2008-07-19 Jan Hubicka <jh@suse.cz>
808 * cgraph.c (cgraph_add_new_function): Do early local passes.
809 * tree-nrv.c (gate_pass_return_slot): New gate.
810 (pass_nrv): Add the gate.
811 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
813 (coalesce_ssa_name): Coalesce SSA names.
814 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
815 not optimizing so unused user vars remains visible.
816 * common.opt (flag_tree_ter): Always enable by default.
817 * tree-ssa-ter.c: Include flags.h
818 (is_replaceable_p): Check that locations match; when aliasing is missing
819 be conservative about loads.
820 * tree-optimize.c (gate_init_datastructures): Remove.
821 (pass_init_datastructures): New.
822 * passes.c: Reorder passes so we always go into SSA.
824 2008-07-19 Jan Hubicka <jh@suse.cz>
826 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
827 * doc/invoke.texi (--combine): Likewise.
828 (-finline-functions-called-once): Update levels when enabled.
829 (-funit-at-a-time): Document new behaviour.
830 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
831 -fno-section-anchors when disabled explicitly.
832 (inline params): They are not ignored now.
833 (precompiled headers): Remove unit-at-a-time as being incompatible.
834 * opts.c (decode_options): Handle unit-at-a-time as alias;
835 imply -fno-section-anchors when toplevel reorder is disabled
837 * common.opt (ftoplevel-reorder): Set default value to 2.
838 (funit-at-a-time): Set default value to 1.
839 * config/rs6000/rs6000.c (optimization_options): Set section anchors
842 2008-07-19 Jan Hubicka <jh@suse.cz>
844 * builtins.c (expand_builtin_int_roundingfn,
845 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
848 2008-07-19 Richard Guenther <rguenther@suse.de>
851 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
852 * tree-ssa-sccvn.c (get_constant_value_id): New function.
853 * tree-ssa-pre.c (get_expr_value_id): For newly created
854 constant value-ids make sure to add the expression to its
857 2008-07-19 Jakub Jelinek <jakub@redhat.com>
860 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
861 return value of the builtin is ignored.
863 2008-07-19 Olivier Hainque <hainque@adacore.com>
865 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
866 bits, a C conformant malloc implementation has to provide.
867 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
869 2008-07-19 Joseph Myers <joseph@codesourcery.com>
873 * reload.c (find_reloads_subreg_address): Only reload address if
874 reloaded == 0, not for reloaded != 1.
877 2008-07-16 Joseph Myers <joseph@codesourcery.com>
878 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
879 (m32c_legitimate_address_p): Handle "++rii" addresses created by
880 m32c_legitimize_reload_address.
882 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
883 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
884 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
886 2008-07-19 Olivier Hainque <hainque@adacore.com>
888 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
889 argument, saying whether nested array are to be collapsed
890 into a single array type DIE with multiple subscripts.
891 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
892 issues, centralize the nested array types collapsing control and
893 disable the transformation for Ada.
895 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
898 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
900 (x86_64_shift_adj_2): New expander.
901 (x86_64_shift_adj_3): Ditto.
902 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
903 to split TImode operands.
904 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
905 (ix86_split_lshr): Ditto.
907 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
909 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
911 * c-typeck.c (digest_init): Support char16_t and char32_t.
912 (set_nonincremental_init_from_string): Idem.
914 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
917 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
918 PREFERRED_STACK_BOUNDARY.
919 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
921 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
924 * function.c (locate_and_pad_parm): Cap boundary earlier.
926 2008-07-17 Julian Brown <julian@codesourcery.com>
928 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
929 no-op for targets which don't use DLLs.
931 2008-07-17 Martin Jambor <mjambor@suse.cz>
933 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
934 that nodes are relevant by examining the node->analyzed flag.
935 (ipcp_init_stage): Check which nodes are relevant, assert that the
936 relevant ones are also required.
937 (ipcp_propagate_stage): Check on the side arrays are properly
939 (ipcp_print_all_jump_functions): Make sure not to touch any node
940 that is not analyzed or an edge that does not have a corresponding
941 entry in the on-the-side vectors.
942 (ipcp_function_scale_print): Likewise.
943 (ipcp_update_callgraph): Check that the node is relevant.
944 (ipcp_insert_stage): Check that the node is relevant. Check there is
945 an info for every node and edge.
946 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
947 (ipa_print_all_tree_maps): Likewise and a new variable info.
948 (ipa_print_all_params_modified): Likewise.
949 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
951 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
954 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
956 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
958 PR rtl-optimization/36753
959 * fwprop.c (use_killed_between): Don't shortcut
960 single-definition global registers.
962 2008-07-16 Jan Hubicka <jh@suse.cz>
964 * cgraph.h (varpool_empty_needed_queue): Declare.
965 * cgraphunit.c (output_in_order): Mark all variables as needed;
967 * varpool.c (varpool_assemble_node): Update debug queue.
968 (varpool_assemble_pending_decls): Don't do it here.
969 (varpool_empty_needed_queue): New function.
971 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
973 * recog.c (peephole2_optimize): Fix formatting.
975 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
977 * c-pch.c (get_ident): Avoid C++ keywords.
978 * combine-stack-adj.c (single_set_for_csa): Likewise.
979 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
980 output_asm_insn): Likewise.
981 * reload.c (push_secondary_reload, find_reusable_reload,
982 push_reload, combine_reloads, find_reloads,
983 debug_reload_to_stream): Likewise.
984 * reload.h (struct reload): Likewise.
985 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
986 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
987 emit_output_reload_insns): Likewise.
988 * targhooks.c (default_secondary_reload): Likewise.
989 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
991 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
993 * recog.c (validate_change_1, validate_change,
994 validate_unshare_change, validate_replace_rtx_1, struct
995 funny_match, constrain_operands, peephole2_optimize): Avoid C++
997 * reload.c (push_secondary_reload, secondary_reload_class,
998 scratch_reload_class, find_valid_class, find_reusable_reload,
999 push_reload, find_dummy_reload, find_reloads_address_1,
1000 find_reloads_address_part, find_equiv_reg): Likewise.
1001 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
1002 choose_reload_regs): Likewise.
1003 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
1005 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1006 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1007 * sched-rgn.c (concat_INSN_LIST): Likewise.
1008 * stor-layout.c (mode_for_size, mode_for_size_tree,
1009 smallest_mode_for_size): Likewise.
1011 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1013 * cfg.c (dump_reg_info): Avoid C++ keywords.
1014 * dwarf2asm.c (dw2_force_const_mem,
1015 dw2_asm_output_encoded_addr_rtx): Likewise.
1016 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
1017 * expmed.c (expand_shift): Likewise.
1018 * global.c (find_reg): Likewise.
1019 * graph.c (draw_edge): Likewise.
1020 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
1021 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
1022 widen_clz, widen_bswap, expand_parity, expand_unop,
1023 emit_cmp_and_jump_insn_1): Likewise.
1024 * postreload.c (reload_cse_simplify_operands): Likewise.
1025 * ra.h (add_neighbor): Likewise.
1026 * reg-stack.c (remove_regno_note, change_stack): Likewise.
1027 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
1028 record_reg_classes, copy_cost, record_address_regs,
1029 invalid_mode_change_p): Likewise.
1030 * regrename.c (regrename_optimize, scan_rtx_reg,
1031 dump_def_use_chain, find_oldest_value_reg,
1032 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
1034 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1036 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
1037 MASK_POWERPC64 for power4 in previous commit.
1039 2008-07-16 Olivier Hainque <hainque@adacore.com>
1041 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
1042 instead of bare conversion to cast const-ness away.
1044 2008-07-16 Anatoly Sokolov <aesok@post.ru>
1046 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
1047 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
1048 * config/xtensa/xtensa.c (xtensa_function_value): New function.
1049 (TARGET_FUNCTION_VALUE): Define.
1051 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1053 * config/rs6000/rs6000.c (processor_target_table): Add
1054 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
1056 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1059 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1060 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1061 m32c_legitimize_reload_address.
1063 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
1065 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
1066 DECL_IN_SYSTEM_HEADER in sync.
1068 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
1070 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
1071 * tree-ssa-pre.c (pre_expr_eq): Ditto
1072 (get_constant_for_value_id): Take a type as an argument.
1073 (fully_constant_expression): Pass in type.
1074 (find_or_generate_expression): Short circuit constant case.
1075 (create_expression_by_pieces): Remove special casing of
1077 (do_regular_insertion): Short circuit constant case.
1078 (do_partial_partial_insertion): Ditto.
1080 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1083 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
1085 2008-07-15 Bob Wilson <bob.wilson@acm.org>
1087 * config/xtensa/libgcc-xtensa.ver: New file.
1088 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
1090 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1092 * df-problems.c (df_set_note): Avoid C++ keywords.
1093 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
1094 * dse.c (record_store, remove_useless_values): Likewise.
1095 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
1096 gen_reg_rtx_offset, operand_subword, change_address_1,
1097 change_address, adjust_address_1, offset_address,
1098 widen_memory_access, emit_copy_of_insn_after): Likewise.
1099 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
1100 * fwprop.c (should_replace_address, propagate_rtx_1,
1101 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
1103 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
1104 gcse_emit_move_after, update_ld_motion_stores): Likewise.
1105 * lcm.c (compute_insert_delete, pre_edge_lcm,
1106 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
1107 * lower-subreg.c (resolve_reg_notes): Likewise.
1108 * mode-switching.c (optimize_mode_switching): Likewise.
1110 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1112 * bt-load.c (add_btr_def, migrate_btr_def,
1113 branch_target_load_optimize): Avoid C++ keywords.
1114 * caller-save.c (insert_restore, insert_save, insert_one_insn):
1116 * combine.c (subst, simplify_set, make_extraction,
1117 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
1118 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
1119 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
1121 2008-07-15 Richard Guenther <rguenther@suse.de>
1124 * c-common.c (strict_aliasing_warning): Do not warn for
1125 TYPE_REF_CAN_ALIAS_ALL pointers.
1126 (c_common_get_alias_set): may_alias types are not special.
1127 * tree.c (build_pointer_type_for_mode): Look up the may_alias
1128 attribute and set can_ref_all accordingly.
1129 (build_reference_type_for_mode): Likewise.
1130 * doc/extend.texi (may_alias): Clarify.
1132 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1135 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1136 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1138 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1141 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
1142 gcc_assert, instead call output_operand_lossage.
1144 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
1146 * builtins.c (std_canonical_va_list): Treat structure based
1149 2008-07-15 Ben Elliston <bje@au.ibm.com>
1151 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
1153 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
1155 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
1158 2008-07-14 Jan Hubicka <jh@suse.cz>
1160 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
1161 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
1162 fix predicates and constraints.
1163 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
1164 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
1166 2008-07-14 Doug Kwan <dougkwan@google.com>
1168 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
1169 additional option file arm/eabi.opt.
1170 * config/arm/eabi.h (File): New configuration file for EABI targets.
1171 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
1172 SUBSUBTARGET_EXTRA_SPECS.
1173 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
1174 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
1175 from STARTFILE_SPEC so that it can be referenced in an override.
1176 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
1177 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
1178 can be referenced in an override.
1179 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
1180 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
1181 so that it can be referenced in an override.
1182 (LINK_SPEC): Use BPABI_LINK_SPEC.
1183 * config/arm/eabi.opt (File): New.
1185 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1187 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
1188 (FIXED_VALUE_H): New variable.
1189 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
1190 input.h, fixed-value.h.
1191 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
1192 (BASIC_BLOCK_H): Use $(BITMAP_H).
1193 (FUNCTION_H): Add varray.h.
1194 (IPA_REFERENCE_H): Use $(BITMAP_H).
1195 (CGRAPH_H): Add $(BASIC_BLOCK_H).
1196 (DF_H): Use $(BITMAP_H).
1197 (GGC_H): Add statistics.h.
1199 (INSN_ATTR_H): Use it.
1200 (SYSTEM_H): Add safe-ctype.h, filenames.h.
1202 (SYMTAB_H): Add $(OBSTACK_H).
1203 (CPP_INTERNAL_H): New.
1204 (TREE_DUMP_H): Add tree-pass.h.
1205 (TREE_FLOW_H): Use $(BITMAP_H)
1206 (PRETTY_PRINT_H): Use $(INPUT_H).
1207 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
1210 (many object files): Fix lots of header dependencies throughout.
1212 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1214 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
1216 (s-gtyp-input): Use them to write tmp-gi.list.
1217 (echo_to_gi.list): Remove.
1219 2008-07-14 Richard Guenther <rguenther@suse.de>
1221 * tree-ssa-sccvn.c (pre_info): Remove.
1222 (switch_to_PRE_table): Likewise.
1223 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
1224 (set_hashtable_value_ids): Do not create value-ids for the
1226 (run_scc_vn): Remove double test. Remove bogus special-case
1227 in value-number printing.
1228 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
1229 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
1231 * tree-flow-inline.h (get_value_handle): Remove.
1232 * tree-flow.h (get_value_handle): Remove.
1234 2008-07-14 Martin Jambor <mjambor@suse.cz>
1236 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
1237 in which we generate arithmetics is not a subrange.
1239 2008-07-14 Martin Jambor <mjambor@suse.cz>
1241 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
1243 2008-07-14 Richard Guenther <rguenther@suse.de>
1245 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
1247 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
1250 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
1251 reload for symbol refs moved to r0 with -fPIC.
1252 (legitimize_pic_address): Use the target register as temporary
1254 (emit_symbolic_move): Adjust comment.
1255 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
1258 2008-07-14 Ben Elliston <bje@au.ibm.com>
1260 * c-common.h (C_CPP_HASHNODE): New macro.
1261 * coretypes.h (struct cpp_token): Forward declare.
1262 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1263 the context-sensitive keyword method.
1264 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
1265 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
1266 expand_bool_pixel): New.
1267 (altivec_categorize_keyword): New function.
1268 (init_vector_keywords): New function.
1269 (rs6000_macro_to_expand): Likewise.
1270 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
1271 compiling an ISO C dialect.
1273 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
1275 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
1276 (create_expression_by_pieces): Fix typo.
1277 (do_regular_insertion): Use debug counter here too.
1279 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
1282 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
1283 CONST_OK_FOR_LETTER_P. All port-local users changed.
1284 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
1285 implement Kp matching power-of-two.
1286 (CONSTRAINT_LEN): Define to match.
1287 * config/cris/cris.md: Replace all use of constraint K with Kc.
1288 ("*btst*): Use Kp for operand 0 of last alternative.
1290 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1293 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
1296 2008-07-13 Jan Hubicka <jh@suse.cz>
1298 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
1301 2008-07-13 Richard Guenther <rguenther@suse.de>
1304 * langhooks.c (lhd_print_error_function): Deal with recursive
1307 2008-07-12 Jan Hubicka <jh@suse.cz>
1309 * cgraph.c (assembler_name_hash): New static var.
1310 (hash_node_by_assembler_name, eq_assembler_name): New.
1311 (cgraph_node_for_asm): Use hashtable.
1312 (cgraph_remove_node): Maintain hashtable.
1313 (change_decl_assembler_name): Sanity check that names are not changing
1314 after aliasing was processed.
1315 * cgraph.h (varpoon_node): Add next GGC marker.
1316 * tree.c (decl_assembler_name_equal): Constify.
1317 (decl_assembler_name_hash): New.
1318 * tree.h (decl_assembler_name_equal): Constify.
1319 (decl_assembler_name_hash): Update.
1321 2008-07-12 David Daney <ddaney@avtrex.com>
1323 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1326 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
1328 * doc/md.texi: Document the MIPS "v" constraint.
1329 * config/mips/mips.h (reg_class): Revert last change.
1330 (REG_CLASS_NAMES): Likewise.
1331 (REG_CLASS_CONTENTS): Likewise.
1332 * config/mips/mips.c (mips_regno_to_class): Likewise.
1333 * config/mips/constraints.md (v): Likewise, but add documentation.
1334 Add a comment to say that this constraint should not be used in
1337 2008-07-11 DJ Delorie <dj@redhat.com>
1339 * config/h8300/h8300.md (length): Fix branch offset limit.
1341 2008-07-11 Anatoly Sokolov <aesok@post.ru>
1343 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
1344 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
1345 (avr_hard_regno_scratch_ok): New function.
1346 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1347 * config/avr/avr.md (all peepholes that request a scratch register):
1348 Remove avr_peep2_scratch_safe use.
1350 2008-07-11 Tom Tromey <tromey@redhat.com>
1351 Ian Lance Taylor <iant@google.com>
1353 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
1354 (struct c_common_resword): Define.
1355 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
1356 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
1357 (c_common_reswords, num_c_common_reswords): Declare.
1358 * c-common.c (c_common_reswords): New global const array.
1359 (num_c_common_reswords): New const int.
1360 * c-parser.c (struct resword, reswords): Don't define.
1361 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
1362 (c_parse_init): Clarify mask code. Use c_common_reswords rather
1363 than reswords. If warning about C++ keywords, give them a special
1365 (c_lex_one_token): Warn about C++ keywords. Call
1366 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
1367 (c_parser_external_declaration): Look for RID_xxx rather than
1368 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
1369 (c_parser_statement_after_labels): Likewise.
1370 (c_parser_objc_class_instance_variables): Likewise.
1371 (c_parser_objc_class_declaration): Likewise.
1372 (c_parser_objc_try_catch_statement): Likewise.
1373 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
1374 (declspecs_add_type): Likewise.
1376 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
1378 * ggc-page.c (alloc_page):
1379 Substituting xmalloc, xcalloc with
1380 XNEWVEC and XCNEWVAR macros which add the
1383 2008-07-11 Richard Guenther <rguenther@suse.de>
1385 PR tree-optimization/36765
1386 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
1387 aliases from HEAP vars to SMTs.
1389 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1391 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
1392 * configure.ac (loose_warn): Move -Wc++-compat from here...
1393 (strict_warn): ...to here.
1394 * configure: Regenerate.
1396 2008-07-10 Joseph Myers <joseph@codesourcery.com>
1398 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
1399 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
1400 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
1401 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
1402 excluding more specific h8300-*-* and sh-*-* targets.
1404 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
1406 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
1408 (execute_pre): Call loop_optimizer_finalize in early exit.
1410 2008-07-10 Jakub Jelinek <jakub@redhat.com>
1413 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
1414 uids in the bitmap, not just VAR_DECL uids.
1416 PR rtl-optimization/36419
1417 * combine-stack-adj.c (adjust_frame_related_expr): New function.
1418 (combine_stack_adjustments_for_block): Call it if needed. Delete
1420 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
1421 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
1422 prologue sp adjustment.
1424 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
1427 * opts.c (print_ignored_options): Report postponed diagnostics for
1428 unknown -Wno-* options as warnings, not errors.
1429 (postpone_unknown_option_error): Renamed to...
1430 (postpone_unknown_option_warning): ... this.
1432 2008-07-09 Doug Kwan <dougkwan@google.com>
1435 2008-07-08 Doug Kwan <dougkwan@google.com>
1437 * config/arm/arm.opt (mandroid): New option.
1438 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1439 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1441 (CC1PLUS_SPEC): Same.
1443 (STARTFILE_SPEC): Same.
1444 (ENDFILE_SPEC): Same.
1445 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1448 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
1451 * config/mips/mips.h (reg_class): Remove V1_REG.
1452 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1453 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
1455 (mips_get_tp): New function.
1456 (mips_legitimize_tls_address): Use it.
1457 * config/mips/constraints.md (v): Delete.
1458 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
1459 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
1460 After reload, split into a move and ...
1461 (*tls_get_tp_<mode>_split): ...this new instruction.
1463 2008-07-09 David Daney <ddaney@avtrex.com>
1465 * config/mips/driver-native.c: Include coretypes.h and tm.h.
1467 2008-07-09 Jakub Jelinek <jakub@redhat.com>
1469 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
1470 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
1472 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
1473 htab_delete should be called. Don't free c.
1474 (lookup_tmp_var): Create temp_htab lazily.
1475 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
1476 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
1478 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
1479 lower_omp_ordered, lower_omp_critical, lower_omp_for,
1480 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
1481 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
1482 * tree-sra.c (generate_element_init): Likewise.
1483 * tree-mudflap.c (execute_mudflap_function_ops,
1484 execute_mudflap_function_decls): Likewise.
1485 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
1486 * tree-gimple.h (struct gimplify_ctx): New type.
1487 (push_gimplify_context): Adjust prototype.
1489 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
1491 * tree-ssa-pre.c (phi_translate_1): Update placement of
1494 2008-07-09 Anatoly Sokolov <aesok@post.ru>
1496 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
1497 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
1498 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
1499 * targhooks.c (default_hard_regno_scratch_ok): New function.
1500 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
1501 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
1502 * recog.c: Include "target.h".
1503 (peep2_find_free_register): Add check for global regs. Add target
1505 * Makefile.in (recog.o): Depend on target.h.
1507 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
1509 * config/sh/sh.c (sh_canonical_va_list_type): New.
1510 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
1512 2008-07-09 Raksit Ashok <raksit@google.com>
1514 * doc/invoke.texi (Option Summary): Mention new option
1515 -Wdisallowed-function-list=...
1516 (Warning Options): Document -Wdisallowed-function-list=...
1517 * common.opt (Wdisallowed-function-list=): New flag.
1518 * flags.h (warn_disallowed_functions): External definition of new
1519 boolean warning flag.
1520 (warn_if_disallowed_function_p): Declare new function.
1521 * opts.c (warning_disallowed_functions): New static variable.
1522 (warn_disallowed_functions): New boolean warning flag.
1523 (warn_if_disallowed_function_p): New function.
1524 (add_comma_separated_to_vector): Rename
1525 add_instrument_functions_exclude_list to this.
1526 (common_handle_option): Handle new option. Rename calls to
1527 add_instrument_functions_exclude_list into calls to
1528 add_comma_separated_to_vector.
1529 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
1530 based on flag warn_disallowed_functions.
1532 2008-07-09 Christian Bruel <christian.bruel@st.com>
1534 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
1535 instead of get_attr_length.
1537 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1539 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
1541 * genemit.c (gen_insn): Likewise.
1542 * gengtype.c (note_def_vec): Likewise.
1543 * gengtype.h (note_def_vec): Likewise.
1544 * genoutput.c (struct data, output_insn_data, process_template,
1545 gen_expand, gen_split, note_constraint): Likewise.
1546 * genrecog.c (new_decision, add_to_sequence, factor_tests,
1547 make_insn_sequence): Likewise.
1548 * gensupport.c (record_insn_name): Likewise.
1550 2008-07-08 Doug Kwan <dougkwan@google.com>
1552 * config/arm/arm.opt (mandroid): New option.
1553 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1554 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1556 (CC1PLUS_SPEC): Same.
1558 (STARTFILE_SPEC): Same.
1559 (ENDFILE_SPEC): Same.
1560 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1563 2008-07-08 Raksit Ashok <raksit@google.com>
1565 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
1566 (set_storage_via_setmem): Fix expected_align parameter.
1567 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
1568 missing from the list.
1569 * doc/md.texi (movmem): Explicitly state that expected alignment is
1570 to be expressed in bytes.
1571 (setmem): Explicitly state that expected alignment is to be expressed
1574 2008-07-08 Joseph Myers <joseph@codesourcery.com>
1576 * reload.c (find_reloads_subreg_address): Do not require validity
1577 of address in original mode before reloading address.
1579 2008-07-07 Tianwei Sheng <tianweis@google.com>
1581 * df-core.c (df_remove_problem): Adjust the access to avoid out of
1582 bounds array access.
1584 2008-07-08 Jakub Jelinek <jakub@redhat.com>
1586 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
1588 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
1590 Fix PR tree-optimization/23455
1591 Fix PR tree-optimization/35286
1592 Fix PR tree-optimization/35287
1593 * Makefile.in (OBJS-common): Remove tree-vn.o.
1594 (tree-vn.o): Remove.
1595 * dbgcnt.def: Add treepre_insert debug counter.
1596 * gcc/tree-flow.h (add_to_value): Updated for other changes.
1597 (debug_value_expressions): Ditto.
1598 (print_value_expressions): Ditto.
1599 * tree-pretty-print.c (dump_generic_node): Updated for
1600 VALUE_HANDLE removal.
1601 * tree-ssa-dom.c (record_equality): Ditto.
1602 (cprop_operand): Ditto.
1603 (lookup_avail_expr): Ditto.
1604 * tree-ssa-threadedge.c
1605 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
1606 (simplify_control_stmt_condition): Ditto.
1607 * tree.c (tree_code_size): Ditto.
1608 (tree_node_structure): Ditto.
1609 (iterative_hash_expr): Ditto.
1611 * tree.h (VALUE_HANDLE_ID): Ditto.
1612 (VALUE_HANDLE_EXPR_SET): Ditto.
1613 (struct tree_value_handle): Ditto.
1614 (union tree_node): Ditto.
1615 * treestruct.def: Ditto.
1616 * tree-vn.c: Removed.
1617 * tree-ssa-pre.c: Rewritten entirely.
1618 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
1619 (constant_value_ids): Ditto.
1620 (vn_nary_op_t): Moved to header.
1622 (vn_reference_op_t): Ditto
1623 (vn_reference_t): Ditto.
1624 (next_value_id): New variable.
1625 (VN_INFO): Add an assert.
1626 (vn_constant_eq): New function.
1627 (vn_constant_hash): Ditto.
1628 (get_or_alloc_constant_value_id): Ditto.
1629 (value_id_constant_p): Ditto.
1630 (vn_reference_compute_hash): De-staticify.
1631 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
1632 Disable some code with a FIXME. Remove VALUE_HANDLE use.
1633 (valueize_refs): Update opcode if it changes from ssa name to constant.
1634 (vn_reference_lookup_1): Add new argument.
1635 (vn_reference_lookup): Ditto.
1636 (vn_reference_lookup_pieces): New function.
1637 (vn_reference_insert): Add return type. Modify to deal with value ids.
1638 (vn_reference_insert_pieces): New function.
1639 (vn_nary_op_compute_hash): De-staticify.
1640 (vn_nary_op_eq): Ditto.
1641 (vn_nary_op_lookup_pieces): New function.
1642 (vn_nary_op_lookup): Add new argument.
1643 (vn_nary_op_insert_pieces): New function.
1644 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
1645 (vn_phi_insert): Ditto.
1646 (visit_unary_op): Update for callee changes.
1647 (visit_binary_op): Ditto.
1648 (visit_reference_op_load): Ditto.
1649 (visit_reference_op_store): Ditto.
1650 (init_scc_vn): Init next_value_id, constant_to_value_id and
1652 (free_scc_vn): Free them.
1653 (set_hashtable_value_ids): New function.
1654 (run_scc_vn): Use it.
1655 (get_max_value_id): New function.
1656 (get_next_value_id): Ditto.
1657 (expressions_equal_p): Moved from tree-vn.c
1658 (sort_vuses): Ditto.
1659 (sort_vuses_heap): Ditto.
1660 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
1662 * tree.c (iterative_hash_hashval_t): Made non-static
1663 * tree.h (iterative_hash_hashval_t): Declare it.
1665 2008-07-08 Martin Jambor <mjambor@suse.cz>
1667 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
1668 instead of ipa_create_node_params.
1669 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
1670 ipa_check_create_edge_args, free them with
1671 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
1673 * ipa-prop.c: Include flags.h and tree-inline.h.
1674 (ipa_node_params_vector): New variable.
1675 (ipa_edge_args_vector): New variable.
1676 (edge_removal_hook_holder): New variable.
1677 (node_removal_hook_holder): New variable.
1678 (edge_duplication_hook_holder): New variable.
1679 (node_duplication_hook_holder): New variable.
1680 (ipa_detect_param_modifications): Check for presence of modified flags.
1681 (ipa_compute_jump_functions): Check for presence of jump functions.
1682 (ipa_free_edge_args_substructures): New function.
1683 (ipa_create_node_params): Removed.
1684 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
1685 (ipa_free_node_params_substructures): New function.
1686 (ipa_free_all_node_params): Changed to deallocate the on-the-side
1688 (ipa_edge_removal_hook): New function.
1689 (ipa_node_removal_hook): New function.
1690 (duplicate_array): New function.
1691 (ipa_edge_duplication_hook): New function.
1692 (ipa_node_duplication_hook): New function.
1693 (ipa_register_cgraph_hooks): New function.
1694 (ipa_unregister_cgraph_hooks): New function.
1695 (free_all_ipa_structures_after_ipa_cp): New function.
1697 * ipa-prop.h: Include vec.h.
1698 (ipa_node_params_t): New typedef with vector types for it.
1699 (ipa_edge_args_t): New typedef with vector types for it.
1700 (IPA_NODE_REF): Changed to access an on-the-side vector.
1701 (IPA_EDGE_REF): Changed to access an on-the-side vector.
1702 (ipa_check_create_node_params): New function.
1703 (ipa_check_create_edge_args): New function.
1705 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
1708 2008-07-07 Tom Tromey <tromey@redhat.com>
1710 * configure, config.in: Rebuilt.
1711 * configure.ac: Don't check for scandir or alphasort.
1713 2008-07-07 Joseph Myers <joseph@codesourcery.com>
1715 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
1716 types immediately after creating them.
1718 2008-07-07 Joseph Myers <joseph@codesourcery.com>
1720 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
1722 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
1724 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
1725 dump_constraint_graph.
1726 (dump_constraint_edge): New function.
1727 (dump_constraint_graph): New function.
1728 (debug_constraint_graph): New function.
1729 (dump_constraint): Removed useless comparison.
1730 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
1731 (dump_constraint_graph): Declare.
1732 (debug_constraint_graph): Declare.
1733 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
1735 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
1737 * config/i386/i386.c (is_va_list_char_pointer): New.
1738 (ix86_va_start): Replace compare with ms_va_list_type_node
1739 by is_va_list_char_pointer.
1740 (ix86_gimplify_va_arg): Likewise.
1742 2008-07-07 Martin Jambor <mjambor@suse.cz>
1744 * cgraph.c (cgraph_edge_max_uid): New variable.
1745 (struct cgraph_edge_hook_list): New type.
1746 (struct cgraph_node_hook_list): New type.
1747 (struct cgraph_2edge_hook_list): New type.
1748 (struct cgraph_2node_hook_list): New type.
1749 (first_cgraph_edge_removal_hook): New variable.
1750 (first_cgraph_node_removal_hook): New variable.
1751 (first_cgraph_edge_duplicated_hook): New variable.
1752 (first_cgraph_node_duplicated_hook): New variable.
1753 (cgraph_add_edge_removal_hook): New function.
1754 (cgraph_remove_edge_removal_hook): New function.
1755 (cgraph_call_edge_removal_hooks): New function.
1756 (cgraph_add_node_removal_hook): New function.
1757 (cgraph_remove_node_removal_hook): New function.
1758 (cgraph_call_node_removal_hooks): New function.
1759 (cgraph_add_edge_duplication_hook): New function.
1760 (cgraph_remove_edge_duplication_hook): New function.
1761 (cgraph_call_edge_duplication_hooks): New function.
1762 (cgraph_add_node_duplication_hook): New function.
1763 (cgraph_remove_node_duplication_hook): New function.
1764 (cgraph_call_node_duplication_hooks): New function.
1765 (cgraph_create_edge): Assign to edge uid.
1766 (cgraph_remove_edge): Call edge removal hooks.
1767 (cgraph_node_remove_callees): Call edge removal hooks.
1768 (cgraph_node_remove_callers): Call edge removal hooks.
1769 (cgraph_remove_node): Call node removal hooks.
1770 (cgraph_clone_edge): Call edge duplication hooks.
1771 (cgraph_clone_node): Call node duplication hooks.
1773 * cgraph.h (cgraph_edge): New field uid.
1774 (cgraph_edge_hook): New type.
1775 (cgraph_node_hook): New type.
1776 (cgraph_2edge_hook): New type.
1777 (cgraph_2node_hook): New type.
1779 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
1781 * config.in: Regenerate.
1783 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
1785 * gcc.c (print_sysroot): New.
1786 (option_map, display_help, process_command): Handle the
1787 -print-sysroot option.
1788 (main): Print the sysroot if requested.
1789 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
1791 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1794 * unwind-pe.h (size_of_encoded_value): add attribute unused.
1796 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
1798 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
1799 (assign_parm_setup_block_p): Also check mode of entry_parm.
1801 2008-07-07 Richard Guenther <rguenther@suse.de>
1803 * tree-ssa-structalias.h (set_used_smts): Remove.
1804 * tree-ssa-structalias.c (used_smts): Likewise.
1805 (set_used_smts): Likewise.
1806 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
1807 call to set_used_smts.
1809 2008-07-07 Richard Guenther <rguenther@suse.de>
1811 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
1812 (new_var_info): Set it to false.
1813 (solution_set_add): Correctly handle pointers outside a var and
1815 (type_safe): Treat variables with is_full_var properly.
1816 (do_sd_constraint): Likewise.
1817 (do_ds_constraint): Likewise.
1818 (process_constraint): Remove zeroing offset for !use_field_sensitive.
1819 (get_constraint_for_ptr_offset): New function.
1820 (get_constraint_for_component_ref): For addresses at least include
1821 the last field of the variable. Handle is_full_vars properly.
1822 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
1823 (handle_ptr_arith): Remove.
1824 (find_func_aliases): Simplify assignment handling.
1825 (create_function_info_for): For parameter and result varinfos set
1827 (create_variable_info_for): Set is_full_var flag whenever we
1828 just created a single varinfo for a decl.
1829 (init_alias_vars): Initialize use_field_sensitive from
1830 max-fields-for-field-sensitive parameter.
1832 2008-07-07 Richard Guenther <rguenther@suse.de>
1834 PR tree-optimization/36713
1835 * tree-flow-inline.h (is_call_used): New function.
1836 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
1837 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1838 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
1840 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1842 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
1844 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
1846 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
1848 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1849 Nathan Sidwell <nathan@codesourcery.com>
1851 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
1852 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
1854 * config/m68k/t-linux: New.
1855 * doc/install.texi: Document m68k-*-linux is now multilibbed by
1858 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
1860 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
1861 * config/m68k/m68k-devices.def: Remove multilibs that only differ
1864 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1866 * gcc.c (execute): Fix -Wc++-compat warning.
1868 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
1871 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
1872 constant for little endian.
1874 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
1876 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
1877 mips_base_mips16 instead of TARGET_MIPS16.
1878 (mips_base_mips16): Declare.
1879 * config/mips/mips.c (mips_base_mips16): Make global.
1880 (was_mips16_p): Remove GTY marker.
1881 (was_mips16_pch_p): New variable.
1882 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
1883 (mips_override_options): Force to non-MIPS16 mode initially.
1884 Do not complain about MIPS16 PIC incompatibilities here.
1885 Only allow -mgpopt if -mexplicit-relocs is in force for
1888 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
1890 * configure.ac: Check for caddr_t, define to char * if not defined.
1891 * configure: Regenerate.
1892 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
1893 (mmap_gt_pch_use_address): Likewise.
1894 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
1896 2008-07-06 Richard Guenther <rguenther@suse.de>
1898 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
1899 (new_var_info): Deal with it.
1900 (solution_set_add): Likewise.
1901 (bitpos_of_field): Make signed, fix.
1902 (struct fieldoff): Remove type and decl fields. Make size field
1903 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
1905 (fieldoff_compare): Deal with it.
1906 (push_fields_onto_fieldstack): Remove has_union argument, glob
1907 adjacent non-pointer fields together.
1908 (create_function_info_for): Do not set has_union.
1909 (create_variable_info_for): Simplify.
1911 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
1913 * config.gcc (extra_headers): Add cross-stdarg.h for target
1914 x86_64-*-* and i?86-*-*.
1915 * config/i386/cross-stdarg.h: New.
1916 * builtins.c (std_fn_abi_va_list): New.
1917 (std_canonical_va_list_type): New.
1918 (stabilize_va_list): Replace va_list_type_node use by
1919 mtarget.canonical_va_list_type.
1920 (gimplify_va_arg_expr): Likewise.
1921 (expand_builtin_va_copy): Replace va_list_type_node use by
1922 mtarget.fn_abi_va_list.
1923 * tree-sra.c (is_va_list_type): New helper.
1924 (decl_can_be_decomposed_p): Replace
1925 va_list_type_node use by is_va_list_type.
1926 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
1927 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1928 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
1929 * config/i386/i386-protos.h (ix86_get_valist_type): New.
1930 (ix86_enum_va_list): New.
1931 * config/i386/i386.c (sysv_va_list_type_node): New.
1932 (ms_va_list_type_node): New.
1933 (ix86_function_type_abi): Remove sorry.
1934 (ix86_build_builtin_va_list_abi): New.
1935 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
1937 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
1938 (ix86_init_builtins_va_builtins_abi): New.
1939 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
1941 (ix86_handle_abi_attribute): New.
1942 (attribute_spec): Add sysv_abi and ms_abi.
1943 (ix86_fn_abi_va_list): New.
1944 (ix86_canonical_va_list_type): New.
1945 (ix86_enum_va_list): New.
1946 (TARGET_FN_ABI_VA_LIST): New.
1947 (TARGET_CANONICAL_VA_LIST_TYPE): New.
1948 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
1949 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
1950 (TARGET_CANONICAL_VA_LIST_TYPE): New.
1951 (TARGET_ENUM_VA_LIST): New.
1952 * expr.h (std_fn_abi_va_list): New.
1953 (std_canonical_va_list_type): New.
1954 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
1955 (TARGET_CANONICAL_VA_LIST_TYPE): New.
1956 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
1957 TARGET_CANONICAL_VA_LIST_TYPE.
1958 * target.h (struct gcc_target): Add fn_abi_va_list hook
1959 and canonical_va_list_type hook.
1961 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1963 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
1964 integral and pointer types.
1966 2008-07-04 Roger Sayle <roger@eyesopen.com>
1968 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
1969 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
1971 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
1974 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
1976 2008-07-04 Jakub Jelinek <jakub@redhat.com>
1978 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
1979 build_gimple_modify_stmt.
1980 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
1981 gimple operand. Use fold_build* instead of build*.
1983 2008-07-04 Richard Guenther <rguenther@suse.de>
1985 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
1986 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
1987 properly to compute the reachability set if we do field-sensitive PTA.
1988 * invoke.texi (max-fields-for-field-sensitive): Document default.
1989 * opts.c (decode_options): Set max-fields-for-field-sensitive to
1990 100 for optimize >= 2.
1992 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1994 * ggc-zone.c (lookup_page_table_if_allocated,
1995 set_page_table_entry, zone_find_object_size, alloc_small_page,
1996 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
1997 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
1998 -Wc++-compat and/or -Wcast-qual warnings.
2000 2008-07-04 Alan Modra <amodra@bigpond.net.au>
2003 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
2004 pic_offset_table_rtx to be marked as used here.
2005 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
2006 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
2007 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
2008 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
2011 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2013 * alloc-pool.c (hash_descriptor, eq_descriptor,
2014 alloc_pool_descriptor): Fix -Wc++-compat warnings.
2015 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
2017 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
2018 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
2019 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
2020 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
2023 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
2025 * tree-flow.h (loop_only_exit_p): Declare.
2026 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
2027 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
2028 the number of iterations if it is constant. Otherwise, if this is the
2029 only possible exit of the loop, use the conservative estimate on the
2030 number of iterations of the entire loop if available.
2032 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
2034 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
2035 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
2036 Add synchronization functions.
2037 * config/sync.c: New file.
2038 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
2039 (LIBGCC_SYNC_CFLAGS): Likewise.
2041 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
2044 * config/i386/i386.md (mode): Add TF to "mode" attribute.
2045 (*pushtf_sse): New insn pattern.
2046 (pushtf splitters): New splitters.
2048 2008-07-03 Michael Meissner <gnu@the-meissners.org>
2051 * predict.c (build_predict_expr): Use void_type_node for the tree
2052 type, instead of NULL_TREE.
2054 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
2056 * config/i386/i386.c (contains_aligned_value_p): Return true
2058 (ix86_data_alignment): Align TCmode to 128bits.
2059 (ix86_local_alignment): Likewise.
2061 2008-07-03 Andrew Haley <aph@redhat.com>
2064 * vec.h (VEC_TA): New.
2065 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
2066 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
2067 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
2068 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
2069 (C_COMMON_FIXED_TYPES): Remove first arg.
2070 (C_COMMON_FIXED_MODE_TYPES): Likewise.
2071 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
2072 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
2073 not to use empty macro arguments.
2075 2008-07-02 Joseph Myers <joseph@codesourcery.com>
2077 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
2078 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
2079 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
2080 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
2081 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
2082 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
2083 config/ia64/crtn.asm, config/m68hc11/larith.asm,
2084 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
2085 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
2086 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2087 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2088 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2089 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
2090 config/rs6000/e500crtres64gpr.asm,
2091 config/rs6000/e500crtres64gprctr.asm,
2092 config/rs6000/e500crtrest32gpr.asm,
2093 config/rs6000/e500crtrest64gpr.asm,
2094 config/rs6000/e500crtresx32gpr.asm,
2095 config/rs6000/e500crtresx64gpr.asm,
2096 config/rs6000/e500crtsav32gpr.asm,
2097 config/rs6000/e500crtsav64gpr.asm,
2098 config/rs6000/e500crtsav64gprctr.asm,
2099 config/rs6000/e500crtsavg32gpr.asm,
2100 config/rs6000/e500crtsavg64gpr.asm,
2101 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
2102 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
2103 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
2104 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
2105 config/sparc/sol2-cn.asm: Remove .file directives.
2107 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
2109 * resource.c (mark_referenced_resources): Look inside
2110 UNSPEC_VOLATILEs and ASM_INPUTs.
2112 2008-07-02 Ian Lance Taylor <iant@google.com>
2114 * rtlanal.c (add_reg_note): New function.
2115 * rtl.h (add_reg_note): Declare.
2116 * auto-inc-dec.c (attempt_change): Use add_reg_note.
2117 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
2118 * builtins.c (expand_builtin_longjmp): Likewise.
2119 (expand_builtin_nonlocal_goto): Likewise.
2120 * calls.c (emit_call_1, expand_call): Likewise.
2121 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2122 * cfglayout.c (fixup_reorder_chain): Likewise.
2123 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2124 (commit_one_edge_insertion): Likewise.
2125 * combine.c (move_deaths, distribute_notes): Likewise.
2126 * df-problems.c (df_set_note): Likewise.
2127 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
2128 (set_unique_reg_note): Likewise.
2129 (emit_copy_of_insn_after): Likewise.
2130 * expr.c (expand_expr_real): Likewise.
2131 * gcse.c (add_label_notes): Likewise.
2132 * haifa-sched.c (create_check_block_twin): Likewise.
2133 * jump.c (mark_jump_label_1): Likewise.
2134 * loop-doloop.c (add_test, doloop_modify): Likewise.
2135 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2136 * lower-subreg.c (move_eh_region_note): Likewise.
2137 * optabs.c (emit_libcall_block): Likewise.
2138 * predict.c (predict_insn): Likewise.
2139 (combine_predictions_for_insn): Likewise.
2140 * recog.c (peephole2_optimize): Likewise.
2141 * regmove.c (try_auto_increment): Likewise.
2142 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
2143 * reload.c (find_reloads): Likewise.
2144 * reload1.c (fixup_eh_region_note): Likewise.
2145 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
2146 * reorg.c (delete_prior_computation): Likewise.
2147 (delete_computation, dbr_schedule): Likewise.
2148 * config/pa/pa.c (legitimize_pic_address): Likewise.
2149 * config/sh/sh.c (sh_reorg): Likewise.
2151 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2154 * config/libgcc-glibc.ver: Add %exclude.
2155 * config/m32r/libgcc-glibc.ver: Likwise.
2156 * config/s390/libgcc-glibc.ver: Likwise.
2157 * config/sh/libgcc-glibc.ver: Likwise.
2158 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
2160 * config/i386/libgcc-glibc.ver: New.
2162 * config/i386/libgcc-x86_64-glibc.ver: Removed.
2164 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2166 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
2167 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
2168 i[34567]86-*-linux*, x86_64-*-linux*. Add
2169 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
2170 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
2171 x86_64-*-linux*. Add i386/t-linux to tmake_file for
2172 i[34567]86-*-linux*, x86_64-*-linux*.
2174 * libgcc-std.ver: Add empty GCC_4.4.0.
2176 * mkmap-symver.awk: Support multiple versions per symbol.
2178 * config/i386/i386.c (ix86_init_builtins): Always define
2179 __builtin_fabsq and __builtin_copysignq with fallbacks.
2180 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
2181 and __builtin_copysignq if SSE2 isn't available.
2183 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
2184 (LIBGCC2_TF_CEXT): Likwise.
2187 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
2189 * config/i386/sfp-machine.h: Moved to libgcc.
2191 * config/i386/sfp-machine.h: New.
2192 * config/i386/t-linux: Likwise.
2194 * config/i386/t-darwin: Remove softfp_wrap_start and
2196 * config/i386/t-darwin64: Likewise.
2198 * config/i386/t-fprules-softfp64: Renamed to ...
2199 * config/i386/t-fprules-softfp: This.
2201 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
2202 and softfp_wrap_end.
2204 2008-07-02 Jason Merrill <jason@redhat.com>
2206 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
2208 * tree.c (ctor_to_list): New fn.
2209 * tree.h: Declare it.
2210 (CONSTRUCTOR_ELT): New macro.
2211 (CONSTRUCTOR_NELTS): New macro.
2213 2008-07-02 Richard Guenther <rguenther@suse.de>
2215 * tree-ssa-structalias.c (struct variable_info): Reorder
2216 to fill padding on 64bit hosts. Make collapsed_to an int.
2217 (get_varinfo_fc): Deal with that.
2218 (new_var_info): Likewise.
2219 (collapse_rest_of_var): Likewise.
2221 2008-07-02 Joshua Sumali <jsumali@redhat.com>
2223 * doc/install.texi (--enable-java-home): Document.
2224 (--enable-aot-compile-rpm): Likewise.
2225 (--with-arch-directory): Likewise.
2226 (--with-os-directory): Likewise.
2227 (--with-origin-name): Likewise.
2228 (--with-arch-suffix): Likewise.
2229 (--with-jvm-root-dir): Likewise.
2230 (--with-jvm-jar-dir): Likewise.
2231 (--with-python-dir): Likewise.
2233 2008-07-02 Richard Guenther <rguenther@suse.de>
2235 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
2236 from decls explicitly. Merge operand checking from tuples.
2238 2008-07-02 Martin Jambor <mjambor@suse.cz>
2240 * tree-switch-conversion.c: Included timevar.h which I forgot before.
2242 2008-07-02 Martin Jambor <mjambor@suse.cz>
2244 * tree-switch-conversion.c: Included timevar.h
2245 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
2247 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
2249 2008-07-02 Martin Jambor <mjambor@suse.cz>
2251 * tree-switch-conversion.c: Corrected various comments and
2253 (build_constructors): Fixed minor formatting mistakes.
2255 * invoke.texi (Optimize Options): Corrected the
2256 switch-conversion-max-branch-ratio parameter.
2258 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
2260 * final.c (asm_insn_count): Return zero for an empty asm body.
2262 2008-07-02 Richard Guenther <rguenther@suse.de>
2264 * bitmap.h (bitmap_set_bit): Return bool.
2265 (bitmap_clear_bit): Likewise.
2266 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
2267 write to the bitmap if it would.
2268 (bitmap_clear_bit): Likewise.
2269 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
2270 bitmap_set_bit return value.
2271 (add_pred_graph_edge): Likewise.
2272 (add_graph_edge): Likewise.
2273 (do_sd_constraint): Likewise.
2274 (do_ds_constraint): Likewise.
2276 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2278 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
2279 Fix -Wc++-compat and/or -Wcast-qual warnings.
2280 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
2281 gen_regparm_prefix): Likewise.
2282 * vmsdbgout.c (write_modbeg, lookup_filename,
2283 vmsdbgout_source_line, vmsdbgout_init): Likewise.
2285 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
2287 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
2288 defaults.h definition apply.
2290 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2292 * function.c (assign_parm_remove_parallels): New.
2293 (assign_parm_setup_block_p): Do not return true for non-BLKmode
2295 (assign_parm_setup_block): Do not handle them.
2296 (assign_parm_setup_reg, assign_parm_setup_stack): Call
2297 assign_parm_remove_parallels.
2299 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2301 * c-typeck.c (convert_for_assignment): Use
2302 vector_targets_convertible_p.
2303 * c-common.c (vector_targets_convertible_p): New.
2304 * c-common.h (vector_targets_convertible_p): New prototype.
2305 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
2306 opaque_p_V2SI_type_node.
2308 2008-07-01 Steve Ellcey <sje@cup.hp.com>
2310 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
2313 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
2315 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
2316 TFmode constants via two element DImode vector for hosts with
2317 HOST_BITS_PER_WIDE_INT < 64.
2318 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
2319 also for HOST_BITS_PER_WIDE_INT < 64.
2321 2008-07-01 Richard Guenther <rguenther@suse.de>
2323 PR tree-optimization/36666
2324 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
2325 (get_constraint_exp_from_ssa_var): Split into ...
2326 (get_constraint_exp_for_temp): ... this ...
2327 (get_constraint_for_ssa_var): ... and that.
2328 Return constraint expressions for all touched sub-fields
2329 if the results address is not taken.
2330 (process_constraint): Remove assertion that aggregate
2331 assignments do not happen at this place.
2332 (get_constraint_for_component_ref): Add address_p argument.
2333 Return constraint expressions for all touched sub-fields
2334 if the results address is not taken.
2335 (do_deref): Use get_constraint_exp_for_temp.
2336 (get_constraint_for_1): Rename from ...
2337 (get_constraint_for): ... this. Add the old function as wrapper.
2338 (do_structure_copy): Use get_constraint_for_1.
2340 2008-07-01 Martin Jambor <mjambor@suse.cz>
2342 * Makefile.in (tree-switch-conversion.o): Add.
2343 (OBJS-common): Add tree-swtch-conversion.o.
2344 * passes.c (init_optimization_passes): Add pass_convert_switch.
2345 * tree-pass.h: (pass_convert_switch): Add.
2346 * tree-switch-conversion.c: New file.
2347 * gcc.dg/tree-ssa/cswtch.c: New testcase.
2348 * common.opt (ftree-cswtch): New option.
2349 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2350 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2351 * opts.c (decode_options): Set flag_tree_switch_conversion when
2352 optimization level is >= 2.
2353 * doc/invoke.texi (Optimize Options): Added description of
2354 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
2356 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2358 * config/darwin-driver.c (darwin_default_min_version): Fix
2359 -Wc++-compat warnings.
2361 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
2363 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
2366 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2368 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
2370 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2372 PR rtl-optimization/34744
2373 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
2374 (df_scan_free_internal): Free data structures not
2375 allocated in storage pools.
2376 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
2377 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
2378 df_scan_free_mws_vec.
2379 * dse.c (dse_step6): Free offset_map_p and offset_map_n
2382 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
2384 * config/i386/i386.c (contains_aligned_value_p): Return true
2386 (ix86_function_arg_boundary): Return its natural boundary
2388 (return_in_memory_32): Don't check TDmode.
2389 (ix86_split_to_parts): Support splitting into 4 parts and
2390 support TFmode for 32bit target.
2391 (ix86_split_long_move): Support splitting into 4 parts.
2392 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
2394 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
2395 (ix86_init_builtins): Here.
2396 (ix86_scalar_mode_supported_p): Always return true for TFmode.
2397 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
2398 'q' and 'w', respectively.
2400 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
2402 (movtf_internal): Likewise.
2403 (<code>tf2): Likewise.
2404 (*absnegtf2_sse): Likewise.
2405 (copysign<mode>3): Likewise.
2406 (copysign<mode>3_const): Likewise.
2407 (copysign<mode>3_var): Likewise.
2408 (define_split UNSPEC_COPYSIGN): Likewise.
2409 * config/i386/sse.md (*nandtf3): Likewise.
2410 (<code>tf3): Likewise.
2411 (*<code>tf3): Likewise.
2413 2008-06-30 Joey Ye <joey.ye@intel.com>
2414 H.J. Lu <hongjiu.lu@intel.com>
2416 * global.c (compute_regsets): Set frame_pointer_needed here.
2417 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
2419 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2421 * doc/install.texi (specific): Expand Windows build notes.
2423 2008-06-30 Ira Rosen <irar@il.ibm.com>
2425 PR tree-optimization/36648
2426 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
2427 number of prolog iterations by step. Fix the comment.
2429 2008-06-30 Richard Guenther <rguenther@suse.de>
2432 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
2433 handle calls from ECF_MALLOC functions.
2434 (handle_pure_call): ECF_MALLOC functions do not return
2436 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
2438 2008-06-29 Andreas Schwab <schwab@suse.de>
2440 * config/m68k/m68k.c (print_operand): Always print a float
2442 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
2443 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
2446 * config/rs6000/x-linux64: Remove never used file.
2448 2008-06-29 Richard Guenther <rguenther@suse.de>
2450 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
2452 (struct alias_info): Move ...
2453 * tree-ssa-alias.c: ... here.
2454 (update_alias_info): Declare.
2455 (compute_may_aliases): Call it.
2456 (update_alias_info): New function.
2457 * tree-ssa-structalias.c (update_alias_info): Move ...
2458 * tree-ssa-alias.c (update_alias_info_1): ... here.
2459 * tree-ssa-structalias.c (process_constraint_1): Remove
2460 unused from_call argument. Rename to ...
2461 (process_constraint): ... this. Delete old wrapper.
2462 (make_constraint_to): Adjust callers.
2463 (handle_const_call): Likewise.
2464 (handle_pure_call): Likewise.
2465 (init_base_vars): Likewise.
2466 (handle_lhs_call): Likewise. Remove unnecessary constraint.
2467 (find_func_aliases): We don't need structure copies for
2469 (make_constraint_from_anything): Remove.
2470 (create_variable_info_for): For globals make constraints
2471 from escaped, not from anything.
2472 (compute_points_to_sets): Do not call update_alias_info.
2473 (ipa_pta_execute): Use make_constraint_from.
2475 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2477 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
2478 (bitmap.o-warn, dominance.o-warn): New.
2479 * configure.ac (cxx_compat_warn): Delete.
2480 (loose_warn): Add -Wcast-qual and -Wc++-compat.
2481 * system.h: Remove #pragma diagnostic for -Wcast-qual and
2483 * configure: Regenerate.
2485 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
2488 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2490 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
2491 * df-scan.c (df_notes_rescan): Likewise.
2492 * ggc-page.c (set_page_table_entry): Likewise.
2493 * intl.c (gcc_gettext_width): Likewise.
2494 * varasm.c (get_unnamed_section, get_noswitch_section,
2495 get_section): Likewise.
2497 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
2499 * regrename.c (build_def_use): Don't copy RTX.
2501 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
2503 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
2504 (Type Attributes): Fix nesting of @table and @subsection. Adjust
2505 punctuation. Use @ref instead of @xref.
2506 (Function Names): Remove stray @display/@end display.
2507 (C++ Attributes): Use @ref instead of @xref.
2508 (Deprecated Features): Fix punctuation around @xref.
2509 (Backwards Compatibility): Likewise.
2510 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
2512 2008-06-28 Joseph Myers <joseph@codesourcery.com>
2514 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
2515 constants for E500 double.
2517 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2519 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
2520 element type of const_vector.
2522 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
2524 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
2525 Remove FLAGS_REG clobber from expander pattern.
2526 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
2527 (anddi3, andsi3, andhi3, andqi3): Ditto.
2528 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
2529 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
2530 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
2531 (ashlsi3, ashlhi3, ashlqi3): Ditto.
2532 (ashrsi3, ashrhi3, ashrqi3): Ditto.
2533 (lshrsi3, lshrhi3, lshrqi3): Ditto.
2534 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
2535 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
2537 2008-06-28 Richard Guenther <rguenther@suse.de>
2539 * tree-ssa-structalias.c (callused_id, var_callused,
2540 callused_tree): Add.
2541 (handle_pure_call): New function.
2542 (find_func_aliases): Call it.
2543 (find_what_p_points_to): Handle the call-used set.
2544 (clobber_what_escaped): Likewise.
2545 (compute_call_used_vars): New function.
2546 (init_base_vars): Init the call-used variable.
2547 (do_sd_constraint): Do not propagate the solution from CALLUSED
2548 but use CALLUSED as a placeholder.
2549 (solve_graph): Likewise.
2550 * tree-flow-inline.h (gimple_call_used_vars): New function.
2551 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
2552 (compute_call_used_vars): Declare.
2553 * tree-ssa-alias.c (set_initial_properties): Call
2554 compute_call_used_vars.
2555 (reset_alias_info): Clear call-used variables.
2556 (add_call_clobber_ops): Assert we are not called for const/pure
2557 functions. Remove handling of them.
2558 (add_call_read_ops): Handle pure functions by adding the
2559 call-used set of variables as VUSEs.
2560 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
2561 (delete_tree_ssa): Free it.
2562 * tree-dfa.c (remove_referenced_var): Clear the var from the
2565 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
2567 * tree.c (build_varargs_function_type_list): New.
2568 (build_function_type_list_1): New.
2569 (build_function_type_list): Use build_function_type_list_1.
2570 * tree.h (build_varargs_function_type_list): New.
2572 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2575 * config/spu/spu.c (spu_builtin_splats): Do not generate
2576 invalid CONST_VECTOR expressions.
2577 (spu_expand_vector_init): Likewise.
2579 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
2581 * optabs.c (libfunc_decls): New variable.
2582 (libfunc_decl_hash, libfunc_decl_eq): New functions.
2583 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
2584 for the same function twice.
2586 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
2588 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
2589 ix86_expand_binary_operator directly.
2590 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
2592 (*ashrti3_1): Ditto.
2593 (*lshrti3_1): Ditto.
2594 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
2595 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
2596 using only one splitter. Conditionaly execute splitter before or
2597 after peephole2 pass.
2598 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
2599 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
2600 Use only one alternative in asm template.
2601 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
2603 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
2604 "J" operand constraint for operand 2.
2605 (*ashldi3_cconly_rex64): Ditto.
2606 (*ashrdi3_cmp_rex64): Ditto.
2607 (*ashrdi3_cconly_rex64): Ditto.
2608 (*lshrdi3_cmp_rex64): Ditto.
2609 (*lshrdi3_cconly_rex64): Ditto.
2610 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
2611 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
2612 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
2615 2008-06-27 Jakub Jelinek <jakub@redhat.com>
2617 * gimplify.c (omp_is_private): Don't return true if decl is not
2618 already private on #pragma omp for or #pragma omp parallel for.
2621 * tree-cfg.c (struct move_stmt_d): Replace block field with
2622 orig_block and new_block fields.
2623 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
2624 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
2625 (move_block_to_fn): Replace vars_map and new_label_map arguments
2626 with struct move_stmt_d pointer.
2627 (replace_block_vars_by_duplicates): New function.
2628 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
2629 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
2630 all subblocks of ORIG_BLOCK to the new function. Call
2631 replace_block_vars_by_duplicates.
2632 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
2633 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
2634 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
2635 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
2636 (expand_omp): Temporarily set input_location to the location of
2637 region's controlling stmt.
2638 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
2639 BIND_EXPR, push ctx->block_vars and gimplification vars into
2640 the BIND_EXPR and its block's BLOCK_VARS instead of directly
2642 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
2643 there are any BLOCK_VARS.
2644 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
2645 OMP_PARALLEL or OMP_TASK stmt.
2646 (lower_omp): Save and restore input_location around the lower_omp_1
2649 2008-06-27 Richard Guenther <rguenther@suse.de>
2651 PR tree-optimization/36400
2652 PR tree-optimization/36373
2653 PR tree-optimization/36344
2654 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
2655 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
2656 (update_alias_info): Remove call clobbering code.
2657 (make_constraint_to): New helper function.
2658 (make_escape_constraint): Likewise.
2659 (handle_rhs_call): Use it on all pointer containing arguments.
2660 Also mark the static chain escaped.
2661 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
2662 instead of ANYTHING.
2663 (make_constraint_from): New helper split out from ...
2664 (make_constraint_from_anything): ... here.
2665 (find_func_aliases): Add constraints for escape sites.
2666 (intra_create_variable_infos): Make constraints from NONLOCAL
2668 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
2670 (clobber_what_p_points_to): Remove.
2671 (clobber_what_escaped): New function.
2672 (init_base_vars): Init NONLOCAL and ESCAPED.
2673 (do_sd_constraint): Do not propagate the solution from ESCAPED
2674 but use ESCAPED as a placeholder.
2675 (solve_graph): Likewise.
2676 * tree-flow.h (clobber_what_p_points_to): Remove.
2677 (clobber_what_escaped): Declare.
2678 * tree-ssa-alias.c (set_initial_properties): Call it.
2679 Remove code clobbering escaped pointers.
2681 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
2683 * function.c (allocate_struct_function): Only allocate a unique
2684 funcdef_no if the decl is nonzero.
2686 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
2688 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
2689 * config/mips/mips.c (mips_split_const_insns): New function.
2690 * config/mips/mips.md (move_type): New attribute.
2691 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
2692 (dword_mode): New attribute.
2693 (type): Avoid long line. Map "move_type"s to "type"s,
2694 choosing "multi" for doubleword moves if appropriate.
2695 Swap MTC/MFC comments to match their declaration order.
2696 (extended_mips16): Default to "yes" if "move_type" is "sll0",
2697 "type" is "branch" or "jal" is "direct".
2698 (length): Handle "extended_mips16" first. Make the default
2699 "0" for "ghost" instructions. Set the length from "move_type".
2700 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
2701 of "type", with "sll0" for the register alternative. Remove the
2702 "extended_mips16" attribute.
2703 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
2704 of "type", with "shift_shift" for the register alternative.
2705 Remove the "length" attribute.
2706 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
2707 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
2708 of "type", with "andi" for the register alternative.
2709 (*zero_extendqihi2): Likewise.
2710 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
2711 of "andi" instead of a "type" of "arith".
2712 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
2714 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
2715 (mov_<store>r, *mov<mode>_ra): Likewise.
2716 (extendsidi2): Use "move_type" instead of "type", with "move"
2717 for the register alternative.
2718 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
2719 of "type", with "signext" for the register alternative.
2720 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
2721 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
2722 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
2723 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
2724 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
2725 (unnamed branch insn): Likewise.
2726 (*movdi_gp32_fp64): Fold into...
2727 (*movdi_32bit): ...here.
2728 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
2729 (*movdf_hardfloat): ...this new pattern.
2730 (*movdf_softfloat): Remove redundant FPR alternatives.
2731 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
2732 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
2733 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
2734 the "move" attribute.
2735 (*movdi_32bit): Use "move_type" instead of "type" and remove the
2736 "length" attribute. Use "fpload" and "fpstore" instead of "load"
2737 and "store" for COP loads and stores.
2738 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
2739 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
2740 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
2741 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
2742 (*movtf_mips16, *movv2sf): Likewise.
2743 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
2744 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2745 (mfhc1<mode>): Use "move_type" instead of "move".
2746 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
2747 (loadgp_blockage): Remove the "length" attribute.
2748 (blockage, set_got_version, update_got_version): Likewise.
2749 (call_internal): Remove the "extended_mips16" attribute.
2750 (call_value_internal, call_value_multiple_internal): Likewise.
2751 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
2753 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
2754 the "length" attribute.
2756 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2758 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
2759 -Wcast-qual warnings.
2760 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
2761 handle_pragma_pop_macro): Likewise.
2762 * collect2.c (resolve_lib_name): Likewise.
2763 * config/arc/arc.c (arc_init): Likewise.
2764 * config/arm/arm.c (neon_builtin_compare,
2765 locate_neon_builtin_icode): Likewise.
2766 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
2767 * config/bfin/bfin.c (bfin_init_machine_status,
2768 bfin_optimize_loop): Likewise.
2769 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
2770 * config/cris/cris.c (cris_init_expanders): Likewise.
2771 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
2772 * config/darwin.c (machopic_indirection_eq,
2773 machopic_indirection_name, machopic_output_indirection): Likewise.
2774 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
2775 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
2776 frv_optimize_membar): Likewise.
2777 * config/i386/cygwin.h (mingw_scan,
2778 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
2779 * config/i386/cygwin1.c (mingw_scan): Likewise.
2780 * config/i386/i386.c (machopic_output_stub): Likewise.
2781 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
2782 i386_pe_unique_section): Likewise.
2783 * config/ia64/ia64.c (ia64_init_machine_status,
2784 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
2786 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
2787 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
2788 * config/m68k/m68k.c (m68k_handle_option,
2789 m68k_sched_md_init_global): Likewise.
2790 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
2791 mcore_unique_section): Likewise.
2792 * config/mips/mips.c (mips_block_move_straight,
2793 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
2795 * config/mmix/mmix.c (mmix_init_machine_status,
2796 mmix_encode_section_info): Likewise.
2797 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
2798 * config/rs6000/rs6000.c (rs6000_init_machine_status,
2799 print_operand_address, output_toc, redefine_groups,
2800 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
2801 * config/s390/s390.c (s390_init_machine_status): Likewise.
2802 * config/score/score.c (score_block_move_straight,
2803 score_block_move_loop_body): Likewise.
2804 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
2805 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
2806 * emit-rtl.c (find_auto_inc): Likewise.
2807 * gcc.c (translate_options, process_command): Likewise.
2808 * reorg.c (dbr_schedule): Likewise.
2809 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
2810 * xcoffout.c (xcoffout_declare_function): Likewise.
2812 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
2814 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
2815 ipa-pta working again.
2817 2008-06-27 David Edelsohn <edelsohn@gnu.org>
2819 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
2822 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
2824 * config.gcc (powerpc*-*-*): Add new core e500mc.
2825 * config/rs6000/e500mc.md: New file.
2826 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2828 (rs6000_override_options): Add e500mc case to
2829 processor_target_table. Altivec and Spe options not allowed
2830 with e500mc. Add isel instruction to e500mc by
2831 default. Initialize rs6000_cost for e500mc.
2832 (rs6000_issue_rate): Set issue rate for e500mc.
2833 * config/rs6000/rs6000.h (processor_type): Add
2834 PROCESSOR_PPCE500MC.
2835 (ASM_CPU_SPEC): Add e500mc.
2836 Set TARGET_ISEL to rs6000_isel.
2837 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
2838 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
2839 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
2841 * doc/invoke.texi: Add e500mc to list of cpus.
2843 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2846 * c-lex.c (lex_charconst): Initialize unsignedp.
2848 2008-06-27 Olivier Hainque <hainque@adacore.com>
2850 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
2851 documented assumptions.
2853 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
2855 * dwarf2out.c: Remove trailing white spaces. Break long line
2858 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
2860 * libfuncs.h (LTI_synchronize): New libfunc_index.
2861 (synchronize_libfunc): Declare.
2862 * builtins.c (expand_builtin_synchronize): Consider using
2863 synchronize_libfunc before falling back on an asm blockage.
2864 * config/mips/mips.c: Include libfuncs.h
2865 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
2867 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
2869 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
2870 parameter. Copy stack_reg to r11 where appropriate.
2871 (no_global_regs_above): Add gpr parameter.
2872 (rs6000_stack_info): Only add padding for SPE save area if we
2873 are saving SPE GPRs and CR.
2874 (saveres_routine_syms): New variable.
2875 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
2877 (rs6000_savres_routine_sym): New function.
2878 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
2880 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
2881 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
2882 Tweak FPR out-of-line saving.
2883 (rs6000_make_savres_rtx): New function.
2884 (rs6000_use_multiple_p): New function.
2885 (rs6000_savres_strategy): New function.
2886 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
2887 out-of-line if appropriate.
2888 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
2889 if we are optimizing for size.
2890 (GP_SAVE_INLINE): Define.
2891 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
2892 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
2893 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
2894 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
2895 (*save_fpregs_<mode>): Add use of r11.
2896 (*restore_gpregs_<mode>): New insn.
2897 (*return_and_restore_gpregs_<mode>): New insn.
2898 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
2900 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
2901 (*restore_gpregs_spe): New insn.
2902 (*return_and_restore_gpregs_spe): New insn.
2903 * config/rs6000/predicates.md (save_world_operation): Fix check.
2905 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
2907 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
2908 this point, so assert that.
2910 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
2912 * cfganal.c: Include vec.h and vecprim.h.
2913 (compute_idf): Import from...
2914 * tree-into-ssa (compute_idf): ...here.
2915 * basic-block.h (compute_idf): Export.
2917 2008-06-26 Joseph Myers <joseph@codesourcery.com>
2919 * c-decl.c (merge_decls): Use !current_function_decl to check for
2920 extern declaration of C99 inline function being at file scope.
2922 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
2924 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
2926 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2928 * alias.c (record_alias_subset, init_alias_analysis): Fix
2929 -Wc++-compat and/or -Wcast-qual warnings.
2930 * attribs.c (lookup_attribute_spec): Likewise.
2931 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
2932 copy_bb, connect_traces,
2933 find_rarely_executed_basic_blocks_and_cr): Likewise.
2934 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
2935 note_btr_set, migrate_btr_defs): Likewise.
2936 * builtins.c (result_vector, expand_builtin_memcpy,
2937 expand_builtin_mempcpy_args, expand_builtin_strncpy,
2938 builtin_memset_read_str, expand_builtin_printf,
2939 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
2941 * caller-save.c (mark_set_regs): Likewise.
2942 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2943 * cgraph.c (cgraph_edge): Likewise.
2944 * combine.c (likely_spilled_retval_1): Likewise.
2945 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
2946 htab_counts_entry_del, get_coverage_counts): Likewise.
2947 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
2948 new_cselib_val): Likewise.
2949 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
2950 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
2952 * df-core.c (df_compact_blocks): Likewise.
2953 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
2954 * df-scan.c (df_grow_reg_info, df_ref_create,
2955 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
2956 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
2957 df_record_entry_block_defs, df_record_exit_block_uses,
2958 df_bb_verify): Likewise.
2959 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
2960 DF_REF_EXTRACT_MODE_CONST): New.
2961 * dominance.c (get_immediate_dominator, get_dominated_by,
2962 nearest_common_dominator, root_of_dom_tree,
2963 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
2964 -Wc++-compat and/or -Wcast-qual warnings.
2965 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
2966 record_store, replace_read, check_mem_read_rtx, scan_insn,
2967 dse_step1, dse_record_singleton_alias_set): Likewise.
2968 * dwarf2asm.c (dw2_force_const_mem): Likewise.
2970 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2972 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
2973 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
2974 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
2975 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
2976 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
2977 add_ranges_num, add_ranges_by_labels, file_info_cmp,
2978 file_name_acquire, output_file_names, add_const_value_attribute,
2979 premark_used_types_helper, file_table_eq, file_table_hash,
2980 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
2981 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
2982 -Wcast-qual warnings.
2983 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
2984 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
2985 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
2986 gen_reg_rtx, start_sequence, init_emit): Likewise.
2987 * et-forest.c (et_new_occ, et_new_tree): Likewise.
2988 * except.c (init_eh_for_function, gen_eh_region,
2989 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
2990 arh_to_landing_pad, arh_to_label, add_action_record,
2991 add_call_site, switch_to_exception_section): Likewise.
2992 * expmed.c (synth_mult): Likewise.
2993 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
2994 store_expr): Likewise.
2995 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
2997 * function.c (assign_stack_temp_for_type,
2998 allocate_struct_function, match_asm_constraints_1): Likewise.
2999 * gcov-io.c (gcov_allocate): Likewise.
3000 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
3001 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
3002 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
3003 record_one_set, insert_expr_in_table, insert_set_in_table,
3004 dump_hash_table, compute_hash_table_work, alloc_hash_table,
3005 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
3006 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
3007 -Wcast-qual warnings.
3009 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3011 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
3012 -Wcast-qual warnings.
3013 * gcc.c (process_command): Likewise.
3014 * genattrtab.c (oballoc): Use XOBNEW.
3015 (oballocvec): Define.
3016 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
3017 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
3018 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
3019 -Wc++-compat and/or -Wcast-qual warnings.
3020 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
3021 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
3022 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
3023 gen_presence_absence_set, gen_automaton, gen_regexp_el,
3024 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
3025 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
3026 add_excls, process_presence_absence_names,
3027 process_presence_absence_patterns, add_presence_absence,
3028 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
3029 get_free_state, add_arc, get_free_automata_list_el,
3030 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
3031 transform_3, cache_presence, create_ainsns, create_automata,
3032 create_state_ainsn_table, dfa_insn_code_enlarge,
3033 output_trans_func, output_min_issue_delay_func,
3034 output_dead_lock_func, output_reset_func,
3035 output_get_cpu_unit_code_func, output_dfa_start_func,
3036 expand_automata): Likewise.
3037 * genextract.c (gen_insn): Likewise.
3038 * gengtype-lex.l: Likewise.
3039 * gengtype.c (read_input_list, adjust_field_type,
3040 process_gc_options): Likewise.
3041 * genoutput.c (note_constraint): Likewise.
3042 * genpreds.c (mangle, add_constraint): Likewise.
3043 * genrecog.c (process_define_predicate, new_decision,
3044 add_to_sequence): Likewise.
3045 * gensupport.c (record_insn_name): Likewise.
3047 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3049 * config/i386/driver-i386.c (detect_caches_amd,
3050 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
3051 and/or -Wcast-qual warnings.
3052 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
3053 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
3054 gt_pch_save): Likewise.
3055 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
3056 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
3057 * global.c (compute_regsets): Likewise.
3058 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
3059 finish_graph_dump_file): Likewise.
3060 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
3061 unlink_bb_notes): Likewise.
3062 * integrate.c (get_hard_reg_initial_val): Likewise.
3063 * ipa-prop.c (ipa_push_func_to_list): Likewise.
3064 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
3065 * local-alloc.c (update_equiv_regs): Likewise.
3066 * loop-invariant.c (check_invariant_table_size,
3067 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
3069 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
3070 altered_reg_used, mark_altered): Likewise.
3071 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
3072 insert_var_expansion_initialization,
3073 combine_var_copies_in_loop_exit, apply_opt_in_copies,
3074 release_var_copies): Likewise.
3075 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
3076 analyze_matrix_decl, add_allocation_site, analyze_transpose,
3077 analyze_accesses_for_phi_node, check_var_notmodified_p,
3078 check_allocation_function, find_sites_in_func,
3079 record_all_accesses_in_func, transform_access_sites,
3080 transform_allocation_sites): Likewise.
3081 * omp-low.c (new_omp_region, create_omp_child_function_name,
3082 check_omp_nesting_restrictions, check_combined_parallel,
3083 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
3084 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
3085 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3086 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
3088 * opts-common.c (prune_options): Likewise.
3089 * opts.c (add_input_filename, print_filtered_help,
3090 get_option_state): Likewise.
3091 * params.c (add_params): Likewise.
3092 * passes.c (set_pass_for_id, next_pass_1,
3093 do_per_function_toporder, pass_fini_dump_file): Likewise.
3094 * postreload.c (reload_cse_simplify_operands): Likewise.
3095 * predict.c (tree_predicted_by_p, tree_predict_edge,
3096 clear_bb_predictions, combine_predictions_for_bb): Likewise.
3098 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3100 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
3102 * recog.c (check_asm_operands, validate_change_1): Likewise.
3103 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
3104 subst_asm_stack_regs): Likewise.
3105 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
3106 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
3107 * regmove.c (reg_is_remote_constant_p): Likewise.
3108 * regrename.c (regrename_optimize, scan_rtx_reg,
3109 kill_clobbered_value, kill_set_value, kill_autoinc_value):
3111 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
3112 regstat_compute_calls_crossed): Likewise.
3113 * reload1.c (init_reload, new_insn_chain,
3114 has_nonexceptional_receiver, reload, copy_reloads,
3115 calculate_needs_all_insns, init_elim_table): Likewise.
3116 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
3117 * rtl.c (shallow_copy_rtx_stat): Likewise.
3118 * rtlanal.c (parms_set): Likewise.
3119 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
3120 sbitmap_resize, sbitmap_vector_alloc): Likewise.
3121 * sched-ebb.c (earliest_block_with_similiar_load,
3122 add_deps_for_risky_insns): Likewise.
3123 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
3124 schedule_region): Likewise.
3125 * see.c (eq_descriptor_pre_extension,
3126 hash_descriptor_pre_extension, hash_del_pre_extension,
3127 eq_descriptor_properties, hash_descriptor_properties,
3128 hash_del_properties, see_seek_pre_extension_expr,
3129 see_initialize_data_structures, see_print_register_properties,
3130 see_print_pre_extension_expr, see_delete_merged_def_extension,
3131 see_delete_unmerged_def_extension, see_emit_use_extension,
3132 see_pre_delete_extension, see_map_extension, see_commit_changes,
3133 see_analyze_merged_def_local_prop,
3134 see_analyze_merged_def_local_prop,
3135 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
3136 see_set_prop_merged_def, see_set_prop_unmerged_def,
3137 see_set_prop_unmerged_use, see_print_one_extension,
3138 see_merge_one_use_extension, see_merge_one_def_extension,
3139 see_store_reference_and_extension, see_update_uses_relevancy,
3140 see_update_defs_relevancy): Likewise.
3141 * statistics.c (hash_statistics_hash, hash_statistics_eq,
3142 hash_statistics_free, curr_statistics_hash): Likewise.
3143 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
3144 expand_asm_operands, expand_return, case_bit_test_cmp,
3145 expand_case): Likewise.
3146 * stor-layout.c (start_record_layout): Likewise.
3147 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
3148 gt_pch_save_stringpool): Likewise.
3149 * tree-data-ref.c (hash_stmt_vertex_info,
3150 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
3151 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
3153 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
3156 * config/i386/i386.md : Change constraints of HImode and QImode
3157 immediate operands from "i" to "n". Change SImode "ni" constraint to
3158 "i" and SImode "rmi" constraint to "g". Remove all constraints
3159 from const0_operand and const1_operand predicated operands.
3160 (i): Change QImode and HImode attribute from "i" to "n".
3161 (*subqi_2): Change HImode operands to QImode.
3164 2008-06-25 Olivier Hainque <hainque@adacore.com>
3166 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
3169 2008-06-25 Richard Guenther <rguenther@suse.de>
3171 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
3172 not overflow the result type.
3174 2008-06-25 Richard Guenther <rguenther@suse.de>
3176 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
3177 (vn_lookup): Likewise.
3179 2008-06-25 Richard Guenther <rguenther@suse.de>
3181 PR tree-optimization/35518
3182 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
3183 * tree-sra.c (instantiate_element): Use fold_build3 to build
3185 (try_instantiate_multiple_fields): Likewise.
3187 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3189 * config/rs6000/rs6000.md: Change all string instruction's clobber to
3192 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3194 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
3195 use_backchain_to_restore_sp to true
3196 if the offset of the link register save area would go over the 32k - 1
3197 offset limit of the load
3200 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
3202 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
3203 anchor for the type-punning blurb. Cross-reference "Structures
3204 unions enumerations and bit-fields implementation". Provide a
3205 cast-through-pointer example. Make final sentence self-contained.
3206 * doc/implement-c.texi (Structures unions enumerations and
3207 bit-fields implementation): Cross-reference the type-punning blurb
3208 in the -fstrict-aliasing documentation.
3210 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3213 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
3214 the memory instead of the memory itself for the save area.
3216 2008-06-24 Olivier Hainque <hainque@adacore.com>
3217 Nicolas Roche <roche@adacore.com>
3219 * gengtype.c (srcdir_len): size_t instead of int.
3220 (get_file_realbasename): New function. For F a filename, the real
3221 basename of F, with all the path components stripped.
3222 (get_file_srcdir_relative_path): New function. For F a filename, the
3223 relative path to F from $(srcdir).
3224 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
3225 get_file_realbasename. Adjust the head comment.
3226 (get_prefix_langdir_index): New function. For F a filename, return the
3227 lang_dir_names[] relative index of the language directory that is
3229 (get_file_langdir): For F a filename, return the name of the language
3230 directory where F is located.
3231 (get_file_gtfilename): New function. The gt- output file name for an
3233 (get_output_file_with_visibility): Replace in-line computations with
3234 uses of get_file_gtfilename and get_prefix_langdir_index.
3235 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
3237 2008-06-24 Jakub Jelinek <jakub@redhat.com>
3239 PR tree-optimization/36504
3240 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
3241 references without base address.
3243 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3246 * calls.c (expand_call): Increase alignment for recursive functions.
3248 2008-06-23 Anatoly Sokolov <aesok@post.ru>
3250 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
3251 (TARGET_FUNCTION_VALUE): New define.
3252 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
3253 * config/avr/avr.h (FUNCTION_VALUE): Remove.
3255 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3257 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
3258 (fmod<mode>3): Ditto.
3259 (remainderxf3): Ditto.
3260 (remainder<mode>3): Ditto.
3262 2008-06-23 Jakub Jelinek <jakub@redhat.com>
3265 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
3266 REG is a hard register.
3268 PR tree-optimization/36508
3269 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
3270 499, don't check it at all in release compilers.
3272 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3274 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
3275 together with SSE_TARGET_MATH to disable insn pattern.
3276 (*fop_<MODEF:mode>_2_i387): Ditto.
3277 (*fop_<MODEF:mode>_3_i387): Ditto.
3279 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
3281 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
3283 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3286 * gimplify.c (gimplify_asm_expr): Check the return code of
3287 parse_output_constraint call, set function return and is_inout
3290 2008-06-22 Ian Lance Taylor <iant@google.com>
3292 * c-lex.c (narrowest_unsigned_type): Change itk to int.
3293 (narrowest_signed_type): Likewise.
3294 * c-typeck.c (c_common_type): Change local variable mclass to enum
3296 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
3297 tcc_comparison, not the tree code itself.
3298 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
3299 (c_expand_expr): Cast modifier to enum expand_modifier.
3300 * c-common.h (C_RID_CODE): Add casts.
3301 (C_SET_RID_CODE): Define.
3302 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
3303 (c_lex_one_token): Add cast to avoid warning.
3304 (c_parser_objc_type_name): Rename local typename to type_name.
3305 (check_no_duplicate_clause): Change code parameter to enum
3307 (c_parser_omp_var_list_parens): Change kind parameter to enum
3309 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
3310 c_parser_omp_list_var_parens.
3311 (c_parser_omp_threadprivate): Likewise.
3312 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
3313 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
3314 * c-format.c (NO_FMT): Define.
3315 (printf_length_specs): Use NO_FMT.
3316 (asm_fprintf_length_specs): Likewise.
3317 (gcc_diag_length_specs): Likewise.
3318 (scanf_length_specs): Likewise.
3319 (strfmon_length_specs): Likewise.
3320 (gcc_gfc_length_specs): Likewise.
3321 (printf_flag_specs): Change 0 to STD_C89.
3322 (asm_fprintf_flag_specs): Likewise.
3323 (gcc_diag_flag_specs): Likewise.
3324 (gcc_cxxdiag_flag_specs): Likewise.
3325 (scanf_flag_specs): Likewise.
3326 (strftime_flag_specs): Likewise.
3327 (strfmon_flag_specs): Likewise.
3328 (print_char_table): Likewise.
3329 (asm_fprintf_char_table): Likewise.
3330 (gcc_diag_char_table): Likewise.
3331 (gcc_tdiag_char_table): Likewise.
3332 (gcc_cdiag_char_table): Likewise.
3333 (gcc_cxxdiag_char_table): Likewise.
3334 (gcc_gfc_char_table): Likewise.
3335 (scan_char_table): Likewise.
3336 (time_char_table): Likewis.
3337 (monetary_char_table): Likewise.
3338 * c-format.h (BADLEN): Likewise.
3340 2008-06-21 Ian Lance Taylor <iant@google.com>
3342 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
3343 Define END_OF_BASE_TREE_CODES around inclusion.
3344 * tree.c (tree_code_type): New global array.
3345 (tree_code_length, tree_code_name): Likewise.
3346 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
3348 (all-tree.def, s-alltree): New targets.
3349 (gencheck.h, s-gencheck): Remove.
3350 (tree.o): Depend upon all-tree.def.
3351 (build/gencheck.o): Remove gencheck.h dependency.
3352 (mostlyclean): Don't remove gencheck.h.
3353 * c-common.h (enum c_tree_code): Remove.
3354 * c-lang.c (tree_code_type): Remove.
3355 (tree_code_length, tree_code_name): Remove.
3356 * gencheck.c (tree_codes): Include all-tree.def, rather than
3357 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
3359 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
3361 * cp/cp-tree.h (enum cplus_tree_code): Remove.
3362 (operator_name_info): Size to MAX_TREE_CODES.
3363 (assignment_operator_name_info): Likewise.
3364 * cp/cp-lang.c (tree_code_type): Remove.
3365 (tree_code_length, tree_code_name): Remove.
3366 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
3367 (assignment_operator_name_info): Likewise.
3368 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
3370 * cp/mangle.c (write_expression): Likewise.
3371 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
3372 * fortran/f95-lang.c (tree_code_type): Remove.
3373 (tree_code_length, tree_code_name): Remove.
3374 * java/java-tree.h (enum java_tree_code): Remove.
3375 * java/lang.c (tree_code_type): Remove.
3376 (tree_code_length, tree_code_name): Remove.
3377 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
3378 * objc/objc-act.h (enum objc_tree_code): Remove.
3379 * objc/objc-lang.c (tree_code_type): Remove.
3380 (tree_code_length, tree_code_name): Remove.
3381 * objcp/objcp-lang.c (tree_code_type): Remove.
3382 (tree_code_length, tree_code_name): Remove.
3383 * ada/ada-tree.h (enum gnat_tree_code): Remove.
3384 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
3385 * ada/misc.c (tree_code_type): Remove.
3386 (tree_code_length, tree_code_name): Remove.
3388 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
3390 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
3391 the grand_bitmap_obstack.
3393 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3395 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
3396 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
3397 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
3398 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
3399 move_stmt_r, new_label_mapper): Likewise.
3400 * tree-complex.c (cvc_lookup): Likewise.
3401 * tree-dfa.c (create_function_ann): Likewise.
3402 * tree-dump.c (dump_register): Likewise.
3403 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
3404 find_phi_replacement_condition): Likewise.
3405 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
3406 tree_function_versioning): Likewise.
3407 * tree-into-ssa.c (cmp_dfsnum): Likewise.
3408 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
3409 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
3410 get_nonlocal_debug_decl, convert_nonlocal_reference,
3411 convert_nonlocal_omp_clauses, get_local_debug_decl,
3412 convert_local_reference, convert_local_omp_clauses,
3413 convert_nl_goto_reference, convert_nl_goto_receiver,
3414 convert_tramp_reference, convert_call_expr): Likewise.
3415 * tree-outof-ssa.c (contains_tree_r): Likewise.
3416 * tree-parloops.c (reduction_phi, initialize_reductions,
3417 eliminate_local_variables_1, add_field_for_reduction,
3418 add_field_for_name, create_phi_for_local_result,
3419 create_call_for_reduction_1, create_loads_for_reductions,
3420 create_stores_for_reduction, create_loads_and_stores_for_name):
3422 * tree-phinodes.c (allocate_phi_node): Likewise.
3423 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
3424 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
3425 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
3426 * tree-ssa-coalesce.c (compare_pairs): Likewise.
3427 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
3428 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
3429 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
3430 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3431 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
3432 vn_nary_op_insert): Likewise.
3433 * tree-ssa.c (redirect_edge_var_map_add,
3434 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
3435 * tree-vectorizer.c (vectorize_loops): Likewise.
3436 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
3437 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
3438 tree_cons_stat, build1_stat, build_variant_type_copy,
3439 decl_init_priority_lookup, decl_fini_priority_lookup,
3440 decl_priority_info, decl_restrict_base_lookup,
3441 decl_restrict_base_insert, decl_debug_expr_lookup,
3442 decl_debug_expr_insert, decl_value_expr_lookup,
3443 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
3444 type_hash_add, get_file_function_name, tree_check_failed,
3445 tree_not_check_failed, tree_range_check_failed,
3446 omp_clause_range_check_failed, build_omp_clause,
3447 build_vl_exp_stat): Likewise.
3448 * value-prof.c (gimple_histogram_value,
3449 gimple_duplicate_stmt_histograms): Likewise.
3450 * var-tracking.c (attrs_list_insert, attrs_list_copy,
3451 unshare_variable, variable_union_info_cmp_pos, variable_union,
3452 dataflow_set_different_1, dataflow_set_different_2,
3453 vt_find_locations, variable_was_changed, set_variable_part,
3454 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
3455 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
3456 section_entry_hash, object_block_entry_eq,
3457 object_block_entry_hash, create_block_symbol,
3458 initialize_cold_section_name, default_function_rodata_section,
3459 strip_reg_name, set_user_assembler_name, const_desc_eq,
3460 build_constant_desc, output_constant_def, lookup_constant_def,
3461 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
3462 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
3463 default_internal_label): Likewise.
3464 * varray.c (varray_init, varray_grow): Likewise.
3465 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
3467 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
3469 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
3470 operators for "test" insn. Macroize insn using SWI mode macro.
3471 (*jcc_fused_2): Ditto.
3472 (*jcc_fused_3): Macroize insn using SWI mode macro.
3473 (*jcc_fused_4): Ditto.
3475 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
3477 * tree-ssa-pre.c: Fix typo in comment.
3478 (init_antic, fini_antic): Add explicit funtions for
3479 initializing and deinitializing ANTIC and AVAIL sets.
3480 (create_expression_by_pieces): Fix typo in comment.
3481 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
3482 (execute_pre): Eventually dump details about ANTIC_IN.
3484 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3486 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
3487 * gcc.c (translate_options, init_spec, store_arg, read_specs,
3488 add_to_obstack, file_at_path, find_a_file, execute,
3489 add_preprocessor_option, add_assembler_option, add_linker_option,
3490 process_command, insert_wrapper, do_option_spec, do_self_spec,
3491 spec_path, do_spec_1, is_directory, main, used_arg,
3492 getenv_spec_function): Likewise.
3493 * tlink.c (symbol_hash_lookup, file_hash_lookup,
3494 demangled_hash_lookup, symbol_push, file_push, frob_extension):
3497 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3499 * doc/rtl.texi: Updated subreg section.
3501 2008-06-19 Jakub Jelinek <jakub@redhat.com>
3504 * cgraphunit.c (cgraph_process_new_functions): Don't clear
3505 node->needed and node->reachable.
3506 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
3507 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
3508 (expand_task_call): Don't call expand_task_copyfn.
3509 (expand_task_copyfn): Renamed to...
3510 (finalize_task_copyfn): ... this.
3512 2008-06-19 Jan Hubicka <jh@suse.cz>
3514 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
3515 clobbering framepointer.
3517 2008-06-19 Jan Hubicka <jh@suse.cz>
3519 * tree-optimize.c (execute_early_local_optimizations): Set
3520 cgraph_state only at first invocation.
3522 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3524 * system.h (-Wc++-compat): Activate as a warning, no an error.
3526 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3528 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
3529 instead of "#" in insn asm template.
3530 (*jcc_fused_2): Ditto.
3532 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3534 * config/i386/i386.h (ix86_tune_indices)
3535 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
3536 (TARGET_FUSE_CMP_AND_BRANCH): New define.
3537 * config/i386/i386.md (*jcc_fused_1): New insn pattern
3538 (*jcc_fused_2): Ditto.
3539 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
3540 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
3541 (print operand): Handle 'E' and 'e' code.
3543 2008-06-19 Anatoly Sokolov <aesok@post.ru>
3545 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
3546 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3547 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3549 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
3551 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
3553 (cgraph_expand_function): Use local copy of decl.
3554 (cgraph_expand_all_functions): Remove redundant initialization of
3556 (cgraph_optimize): Reword internal_error message.
3558 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
3560 * arm-protos.h (arm_return_in_memory): Remove public
3561 arm_return_in_memory() prototype.
3562 * arm.c (arm_return_in_memory): Add static prototype, add target
3563 hook macro, change definition and comments.
3564 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
3566 2008-06-19 Ben Elliston <bje@au.ibm.com>
3568 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
3569 real.c: Remove references to IEEE 754R.
3570 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
3571 * doc/libgcc.texi (Decimal float library routines): Likewise.
3573 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3575 * targhooks.h (struct gcc_target): New member unwind_word_mode.
3576 (default_unwind_word_mode): Add prototype.
3577 * targhooks.c (default_unwind_word_mode): New function.
3578 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
3579 instead of word_mode.
3580 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
3581 (TARGET_INITIALIZER): Use it.
3583 * c-common.c (handle_mode_attribute): Support "unwind_word"
3585 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
3587 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
3588 word_mode to access SjLj_Function_Context member "data".
3589 (sjlj_emit_dispatch_table): Likewise. Also, perform type
3590 conversion from targetm.eh_return_filter_mode () to
3591 targetm.unwind_word_mode () if they differ.
3593 * builtin-types.def (BT_UNWINDWORD): New primitive type.
3594 (BT_FN_UNWINDWORD_PTR): New function type.
3595 (BT_FN_WORD_PTR): Remove.
3596 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
3597 * except.c (expand_builtin_extend_pointer): Convert pointer to
3598 targetm.unwind_word_mode () instead of word_mode.
3600 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
3601 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
3602 (spu_unwind_word_mode): New function.
3603 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
3604 (TARGET_UNWIND_WORD_MODE): Define.
3605 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
3607 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3609 * config/spu/spu.c (reg_align): Remove.
3610 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
3611 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
3612 (spu_split_store): Likewise.
3614 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
3616 * gcc/tree-vn.c: Fix typo in comment.
3618 2008-06-18 Jan Hubicka <jh@suse.cz>
3620 * cgraphunit.c (cgraph_optimize): Output debug info when doing
3621 toplevel reorder too.
3623 2008-06-18 Jan Hubicka <jh@suse.cz>
3625 * c-opts.c (c_common_post_options): PCH is not compatible with
3627 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
3628 -fno-toplevel-reorder by default now.
3630 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3632 PR documentation/30739
3633 * doc/install.texi (Prerequisites): Document dependency on awk.
3635 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
3636 Ian Lance Taylor <iant@google.com>
3638 PR rtl-optimization/35604
3639 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
3640 only want to change jump destinations, not eventual label comparisons.
3642 2008-06-16 Jan Hubicka <jh@suse.cz>
3644 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
3646 (cgraph_analyze_function): Likewise.
3648 2008-06-16 Jan Hubicka <jh@suse.cz>
3650 * cgraph.h (cgraph_mark_if_needed): New function.
3651 * cgraphunit.c (cgraph_mark_if_needed): New function.
3652 * c-decl.c (duplicate_decl): Use it.
3654 2008-06-16 Jan Hubicka <jh@suse.cz>
3656 * cgraph.c (cgraph_add_new_function): When in expansion state, do
3659 2008-06-16 Jan Hubicka <jh@suse.cz>
3661 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
3663 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
3664 Kazu Hirata <kazu@codesourcery.com>
3665 Maxim Kuvyrkov <maxim@codesourcery.com
3667 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
3668 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
3669 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
3670 EXTRA_SPEC_FUNCTIONS.
3671 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
3672 (DRIVER_SELF_SPECS): Adjust.
3673 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
3674 * config/mips/st.h, config/mips/t-st: New.
3675 * config/mips/driver-native.c, config/mips/x-native: New.
3676 * doc/invoke.texi (MIPS): Document 'native' value for -march and
3679 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3681 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
3683 (ISA_HAS_FP_CONDMOVE): New macro.
3684 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
3685 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
3686 (ISA_HAS_NMADD3_NMSUB3): New macro.
3687 * config/mips/mips.c (mips_rtx_costs): Update.
3688 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
3689 compiling for ST Loongson 2E/2F.
3690 (madd<mode>): Rename to madd4<mode>. Update.
3691 (madd3<mode>): New pattern.
3692 (msub<mode>): Rename to msub4<mode>. Update.
3693 (msub3<mode>): New pattern.
3694 (nmadd<mode>): Rename to nmadd4<mode>. Update.
3695 (nmadd3<mode>): New pattern.
3696 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
3697 (nmadd3<mode>_fastmath): New pattern.
3698 (nmsub<mode>): Rename to nmsub4<mode>. Update.
3699 (nmsub3<mode>): New pattern.
3700 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
3701 (nmsub3<mode>_fastmath): New pattern.
3702 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
3704 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
3706 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
3707 (DF_REF_INSN_INFO): New.
3708 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
3709 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
3710 with a NULL DF_REF_INSN_INFO.
3711 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
3713 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
3714 DF_INSN_INFO_EQ_USES): New.
3715 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
3716 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
3717 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
3718 * df-core.c: Update comment for above changes.
3719 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
3720 DF_INSN_UID_* macros.
3721 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
3722 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
3723 insn rtx. Update all callers.
3724 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
3725 df_ref_create_structure, df_insn_refs_collect): Likewise.
3726 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
3727 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
3728 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
3729 macros to access the insn refs.
3730 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
3731 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
3732 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
3733 for accessing the refs.
3734 (try_fwprop_subst): Likewise.
3735 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
3736 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
3737 for accessing the refs.
3738 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
3739 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
3740 to look at the insn refs.
3741 (record_uses): Likewise.
3742 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
3744 (mark_artificial_uses): Don't mark_insn for artificial refs.
3745 (mark_reg_rependencies): Likewise.
3747 * doc/rtl.texi: Remove documentation of ADDRESSOF.
3749 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3751 * configure: Regenerate.
3753 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
3755 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
3756 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3757 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3759 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
3761 * config/avr/avr.c (avr_mcu_t): Add attiny167.
3762 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3763 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3765 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
3767 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
3768 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3769 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3771 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
3773 * tree-ssa-sccvn.c: Fix format of comments.
3775 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
3777 * cgraph.c: Remove unneeded forward declarations of eq_node()
3780 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
3782 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
3784 (see_update_relevancy): Likewise.
3785 * fwprop.c (try_fwprop_subst): Likewise.
3786 * rtlanal.c (noop_move_p): Likewise.
3787 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
3788 notes to non-existing libcall blocks.
3789 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
3791 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
3792 (dead_libcall_p): Remove.
3793 (delete_trivially_dead_insns): Don't use it.
3794 * web.c (union_defs): Remove comment about keeping nops.
3795 * gcse.c (hash_scan_insn): Don't take libcall pointers.
3796 (compute_hash_table_work): Don't track libcall notes.
3797 (do_local_cprop): Don't take libcall pointers. Don't update
3799 (adjust_libcall_notes): Deleted.
3800 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
3801 ever have existed in the first place).
3802 (replace_store_insn): Don't try to remove libcall notes.
3803 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
3804 (resolve_reg_notes): Don't call them.
3805 (resolve_simple_move): Likewise.
3806 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
3807 Don't remove REG_RETVAL notes.
3808 * emit-rtl.c (try_split): Don't update libcall notes.
3809 (emit_copy_of_insn_after): Dito.
3810 * cselib.c (cselib_current_insn_in_libcall): Remove.
3811 (cselib_process_insn): Don't set/clear it.
3812 (new_elt_loc_list): Don't record it.
3813 (cselib_init): Don't initialize it.
3814 * cselib.c (struct elt_loc_list): Remove in_libcall field.
3815 * loop-invariant.c (find_invariant_insn): Don't look for libcall
3817 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
3818 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
3819 (init_deps): Don't initialize it.
3820 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
3821 * combine.c (delete_noop_moves): Don't update libcall notes.
3822 (can_combine_p): Remove now pointless #if 0 block.
3823 (try_combine): Remove another obsolete #if 0 block.
3824 (distribute_notes): Don't distribute libcall notes.
3825 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
3826 * dce.c (libcall_dead_p): Remove.
3827 (delete_unmarked_insns): Don't handle libcall blocks.
3828 (preserve_libcall_for_dce): Remove.
3829 (prescan_insns_for_dce): Don't special-case libcall block insns.
3830 * reload1 (reload): Don't handle libcall notes.
3831 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
3834 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
3836 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
3837 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3838 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3840 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
3842 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
3843 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3844 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3846 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3848 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
3850 2008-06-16 Ira Rosen <irar@il.ibm.com>
3852 PR tree-optimization/36493
3853 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
3854 the arguments list. Use VECTYPE to create vector pointer.
3855 (vectorizable_store): Fail if accesses through a pointer to vectype
3856 do not alias the original memory reference operands.
3857 Call vect_create_data_ref_ptr without the removed argument.
3858 (vectorizable_load): Likewise.
3859 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
3862 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
3865 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
3868 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3870 * config/mips/loongson2ef.md: New file.
3871 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
3872 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
3873 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
3874 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
3875 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
3877 (loongson2ef.md): New include.
3878 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
3879 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
3880 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
3881 (loongson_gt_<mode>, loongson_extract_halfword)
3882 (loongson_insert_halfword_0, loongson_insert_halfword_2)
3883 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
3884 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
3885 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
3886 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
3887 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
3888 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
3889 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
3890 (vec_interleave_low<mode>): Define type attribute.
3891 * config/mips/mips.c (mips_ls2): New static variable.
3892 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
3893 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
3894 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
3895 Implement target scheduling hooks.
3896 (mips_multipass_dfa_lookahead): Update to handle tuning for
3898 (mips_sched_init): Initialize data for Loongson scheduling.
3899 (mips_ls2_variable_issue): New static function.
3900 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
3902 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
3903 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
3904 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
3905 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
3906 Handle ST Loongson 2E/2F cores.
3907 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
3909 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3911 * omp-low.c (extract_omp_for_data): Fix comment typo.
3914 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3916 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
3917 FIXME note about gcc/config.guess.
3918 * doc/options.texi (Option file format): Remove non-ASCII bytes.
3919 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
3920 * doc/cppopts.texi: Likewise.
3921 * doc/extend.texi: Likewise.
3922 * doc/gcc.texi: Likewise.
3923 * doc/gccint.texi: Likewise.
3924 * doc/gcov.texi: Likewise.
3925 * doc/gty.texi: Likewise.
3926 * doc/hostconfig.texi: Likewise.
3927 * doc/install.texi: Likewise.
3928 * doc/invoke.texi: Likewise.
3929 * doc/loop.texi: Likewise.
3930 * doc/makefile.texi: Likewise.
3931 * doc/md.texi: Likewise.
3932 * doc/passes.texi: Likewise.
3933 * doc/tm.texi: Likewise.
3934 * doc/tree-ssa.texi: Likewise.
3935 * doc/trouble.texi: Likewise.
3937 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
3938 Nathan Sidwell <nathan@codesourcery.com>
3939 Maxim Kuvyrkov <maxim@codesourcery.com>
3940 Richard Sandiford <rdsandiford@googlemail.com>
3942 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
3943 * config/mips/mips-protos.h (mips_expand_vector_init): New.
3944 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
3946 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
3947 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
3948 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
3950 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
3951 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
3952 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
3953 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
3954 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
3955 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
3956 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
3957 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
3958 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
3959 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
3960 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
3961 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
3962 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
3963 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
3964 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
3965 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
3966 (mips_builtins): Add Loongson builtins.
3967 (mips_loongson_2ef_bdesc): New.
3968 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
3969 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
3970 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
3971 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
3973 (mips_expand_vector_init): New.
3974 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
3975 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
3977 * config/mips/mips.md: Add unspec numbers for Loongson
3978 builtins. Include loongson.md.
3979 (MOVE64): Include Loongson vector modes.
3980 (SPLITF): Include Loongson vector modes.
3981 (HALFMODE): Handle Loongson vector modes.
3982 * config/mips/loongson.md: New.
3983 * config/mips/loongson.h: New.
3984 * config.gcc: Add loongson.h header for mips*-*-* targets.
3985 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
3987 2008-06-14 Joseph Myers <joseph@codesourcery.com>
3989 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
3990 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
3991 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
3992 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
3993 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
3994 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
3995 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
3996 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
3997 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
3998 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
3999 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
4000 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
4001 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
4002 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
4003 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
4004 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
4005 Remove use_fixproto=yes.
4006 (ia64*-*-hpux*): Remove comment about using fixproto.
4007 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
4009 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4011 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
4013 * configure: Regenerate.
4015 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
4018 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
4019 before evaluating it.
4021 2008-06-13 Jakub Jelinek <jakub@redhat.com>
4024 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
4025 nested inline functions.
4026 (start_decl, start_function): Don't invert DECL_EXTERNAL
4027 for nested inline functions.
4029 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4031 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
4032 splits that must be made for correctness.
4034 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4036 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
4037 (AVAIL_NON_MIPS16): Likewise.
4038 (mips_builtin_description): Replace target_flags with a predicate.
4039 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
4040 (dspr2_32): New availability predicates.
4041 (MIPS_BUILTIN): New macro.
4042 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
4043 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
4044 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
4045 Replace the TARGET_FLAGS parameters with AVAIL parameters.
4046 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
4047 (mips_dsp_32only_bdesc): Merge into...
4048 (mips_builtins): ...this new array.
4049 (mips_bdesc_map, mips_bdesc_arrays): Delete.
4050 (mips_init_builtins): Update after above changes.
4051 (mips_expand_builtin_1): Merge into...
4052 (mips_expand_builtin): ...here and update after above changes.
4054 2008-06-12 Paul Brook <paul@codesourcery.com>
4056 * longlong.h (__arm__): Define count_leading_zeros.
4057 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
4058 (clzsi2, clzdi2): New functions.
4059 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
4060 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
4061 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
4062 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
4063 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
4064 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
4065 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
4066 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4067 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
4068 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
4070 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
4072 * config/m68k/m68k.c (m68k_tune_flags): New.
4073 (override_options): Compute m68k_tune_flags.
4074 (MULL_COST, MULW_COST): Update for various variants of CFV2.
4075 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
4077 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4080 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
4082 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4084 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
4085 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
4087 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4089 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
4090 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
4092 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4095 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
4098 2008-06-12 Richard Guenther <rguenther@suse.de>
4100 PR tree-optimization/36345
4101 * tree-flow.h (struct ptr_info_def): Align escape_mask,
4102 add memory_tag_needed flag.
4103 (may_alias_p): Declare.
4104 * tree-ssa-alias.c (may_alias_p): Export.
4105 (set_initial_properties): Use memory_tag_needed flag.
4106 (update_reference_counts): Likewise.
4107 (reset_alias_info): Reset memory_tag_needed flag.
4108 (create_name_tags): Check memory_tag_needed flag.
4109 (dump_points_to_info_for): Dump it.
4110 * tree-ssa-structalias.c (struct variable_info): Remove
4111 directly_dereferenced flag.
4112 (new_var_info): Do not initialize it.
4113 (process_constraint_1): Do not set it.
4114 (update_alias_info): Set is_dereferenced flag.
4115 (set_uids_in_ptset): Use may_alias_p.
4116 (set_used_smts): Check memory_tag_needed flag.
4117 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
4118 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
4119 memory_tag_needed flag.
4120 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
4123 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
4125 * config/i386/i386.c (ix86_compute_frame_layout): Disable
4126 red zone for w64 abi.
4127 (ix86_expand_prologue): Likewise.
4128 (ix86_force_to_memory): Likewise.
4129 (ix86_free_from_memory): Likewise.
4131 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
4134 * config/rs6000/rs6000.c (rs6000_override_options): Set
4135 rs6000_isel conditionally to the absence of comand line override.
4136 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4137 Remove duplicate rs6000_isel setting.
4138 * config/rs6000/eabispe.h: Ditto.
4140 2008-06-11 Richard Guenther <rguenther@suse.de>
4142 * alias.c (get_alias_set): Use the element alias-set for arrays.
4143 (record_component_aliases): For arrays and vectors do nothing.
4144 * c-common.c (strict_aliasing_warning): Handle the cases
4145 of alias set zero explicitly.
4146 * Makefile.in (dfp.o-warn): Add -Wno-error.
4148 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4150 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
4152 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
4153 tune_32 tune_64 to supported_defaults. Allow values not
4154 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
4155 x86_64. Do not override cpu_32 or cpu_64 values from target name.
4156 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
4157 with_cpu_64 to generic for 64-bit-supporting configurations, not
4158 with_cpu. Remove FIXMEs.
4159 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
4160 --with-arch-64, --with-tune-32, --with-tune-64): Document.
4161 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
4162 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
4163 arch_32 and arch_64.
4165 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
4166 Olivier Hainque <hainque@adacore.com>
4168 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
4169 Use DECL_SIZE_UNIT to retrieve the size of the field.
4171 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4173 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
4174 with function calls after declarations. Lay out
4175 neon_float_type_node before further use.
4177 2008-06-11 Richard Guenther <rguenther@suse.de>
4179 * tree-flow.h (may_point_to_global_var): Declare.
4180 * tree-ssa-alias.c (may_point_to_global_var): New function.
4181 * tree-ssa-sink.c (is_hidden_global_store): Use it.
4183 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
4185 * configure.ac: Teach that fido supports .debug_line.
4186 * configure: Regenerate.
4188 2008-06-10 Tom Tromey <tromey@redhat.com>
4190 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
4193 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4195 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
4196 (encode_decimal64, decode_decimal64, encode_decimal128,
4197 decode_decimal128): Reverse order of 32-bit parts of value if host
4198 and target endianness differ.
4200 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
4202 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
4203 Avoid division by 0.
4204 (tree_mod_pow2_value_transform): Likewise.
4205 (tree_ic_transform): Likewise.
4206 (tree_stringops_transform): Likewise.
4207 (tree_mod_subtract_transform): Likewise.
4208 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
4209 (copy_edges_for_bb): Likewise.
4210 (initialize_cfun): Likewise.
4212 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4214 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
4215 nonmemory_operand. Add "N" operand constraint.
4217 (*jcc_btdi_mask_rex64): New instruction and split pattern.
4218 (*jcc_btsi_mask): Ditto.
4219 (*jcc_btsi_mask_1): Ditto.
4221 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4223 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
4224 TYPE_CANONICAL for copied element type.
4226 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4229 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
4230 Add m_CORE2 and m_GENERIC.
4231 * config/i386/predicates.md (bt_comparison_operator): New predicate.
4232 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
4234 (*jcc_btdi_rex64): New instruction and split pattern.
4236 (*jcc_btsi_1): Ditto.
4237 (*btsq): Fix Intel asm dialect operand order.
4241 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
4244 * simplify-rtx.c (simplify_subreg): Add check for shift count
4247 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
4249 * doc/md.texi: Synchronize with later constraints.md change.
4250 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
4251 with a C implementation.
4252 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
4254 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
4255 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
4256 when moving to and from MD_REGNUM.
4257 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
4258 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
4259 Handle byte and halfword moves.
4260 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
4262 * config/mips/constraints.md (h): Turn into NO_REGS.
4263 (l, x): Update documentation.
4264 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
4265 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
4266 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
4267 (HILO): New mode iterator.
4269 (any_div): New code iterator.
4270 (u): Extend code attribute to div and udiv.
4271 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
4272 d_operand in the splitters. Remove redundant CONST_INT checks.
4273 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
4274 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
4275 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
4276 accordingly, using normal moves instead of unspecs to move LO into
4277 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
4278 (<u>mulsidi3): Handle expansion in C code.
4279 (<u>mulsidi3_32bit_internal): Rename to...
4280 (<u>mulsidi3_32bit): ...this.
4281 (<u>mulsidi3_32bit_r4000): Fix insn separator.
4282 (*<u>mulsidi3_64bit): Rename to...
4283 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
4284 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
4285 to set LO and HI to the multiplication result. Use a normal move
4286 for MFLO and an unspec for MFHI.
4287 (*<u>mulsidi3_64bit_parts): Replace with...
4288 (<u>mulsidi3_64bit_hilo): ...this new instruction.
4289 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
4290 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
4291 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
4292 instead of HI. Split the instruction into a separate multiplication
4293 and MFHI if !TARGET_FIX_R4000.
4294 (<su>muldi3_highpart): Likewise.
4295 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
4296 and the "=h" clobber.
4297 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
4298 (<u>mulditi3): New expander.
4299 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
4300 (madsi): Remove "=h" clobber.
4301 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
4302 Force the modulus result to be a GPR and split the instruction into
4303 a division followed by an MFHI after reload.
4304 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
4305 (*lea_high64): Use d_operand in the define_peephole2. Likewise
4306 the MIPS16 HIGH define_split.
4307 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
4308 of acc<->gpr moves to "multi".
4309 (*movdi_64bit): Replace the single "x" alternative with
4310 alternatives for moving into and out of "a".
4311 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
4312 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
4313 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
4314 Use d_operand in the splitters. Remove redundant CONST_INT checks.
4315 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
4316 (movti): New expander.
4317 (*movti, *movti_mips16): New insns.
4318 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
4319 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
4320 (mthi<GPR:mode>_<HILO:mode>): Likewise.
4321 * config/mips/predicates.md (fpr_operand): Delete.
4322 (d_operand): New predicate.
4324 2008-06-09 Michael Meissner <michael.meissner@amd.com>
4326 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
4327 failure on some Bourne shells.
4328 (x86_64-*-*): Ditto.
4330 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
4332 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
4334 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4336 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
4337 (sparc-sun-solaris2*): Likewise.
4339 2008-06-09 Arnaud Charlet <charlet@adacore.com
4341 * doc/install.texi: Update requirements to build the Ada compiler.
4343 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
4345 * df-scan.c (struct df_scan_problem_data): Remove the
4346 mw_link_pool alloc pool.
4347 (df_scan_free_internal): Don't free it.
4348 (df_scan_alloc): Don't allocate it.
4349 * df.h (struct df_link): Update comment.
4351 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
4353 * except.h: Correct checks for when SJLJ exceptions must be used.
4355 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4357 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
4360 2008-06-08 Joseph Myers <joseph@codesourcery.com>
4362 PR tree-optimization/36218
4363 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
4364 configure for the build system.
4365 (BUILD_LDFLAGS): Define.
4366 * configure: Regenerate.
4367 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
4369 2008-07-08 Anatoly Sokolov <aesok@post.ru>
4372 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
4373 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
4374 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
4376 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
4378 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
4380 2008-06-07 Joseph Myers <joseph@codesourcery.com>
4382 * config.gcc (Obsolete configurations): Remove list of
4384 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
4385 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
4386 targets matched by those patterns.
4387 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
4388 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
4389 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
4390 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
4391 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4392 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
4393 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
4394 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
4395 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
4396 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
4397 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
4398 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
4399 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
4400 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
4401 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
4402 Make code for Solaris 7 and greater unconditional for Solaris.
4403 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
4404 Remove --with-* handling.
4405 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
4406 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
4407 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
4408 LINK_OS_WINDISS_SPEC): Remove.
4409 * config/rs6000/sysv4.opt (mwindiss): Remove.
4410 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
4411 * configure: Regenerate.
4412 * doc/cpp.texi: Don't mention BeOS.
4413 * doc/extend.texi (interrupt): Don't mention MS1.
4414 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
4415 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
4416 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
4417 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
4418 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
4420 * doc/invoke.texi (MT Options): Remove.
4421 (-mwindiss): Remove.
4422 (CRIS Options): Remove cris-axis-aout references.
4423 (HPPA Options): Don't mention hppa1.1-*-pro.
4424 * doc/md.texi: (MorphoTech family): Remove.
4425 * libgcc2.c: Don't handle UWIN.
4426 * config/alpha/t-unicosmk: Remove.
4427 * config/alpha/unicosmk.h: Remove.
4428 * config/arm/kaos-arm.h: Remove.
4429 * config/arm/kaos-strongarm.h: Remove.
4430 * config/arm/strongarm-coff.h: Remove.
4431 * config/arm/strongarm-elf.h: Remove.
4432 * config/arm/strongarm-pe.h: Remove.
4433 * config/arm/t-strongarm-pe: Remove.
4434 * config/arm/t-xscale-coff: Remove.
4435 * config/arm/t-xscale-elf: Remove.
4436 * config/arm/xscale-coff.h: Remove.
4437 * config/arm/xscale-elf.h: Remove.
4438 * config/chorus.h: Remove.
4439 * config/cris/aout.h: Remove.
4440 * config/cris/aout.opt: Remove.
4441 * config/cris/t-aout: Remove.
4442 * config/i386/beos-elf.h: Remove.
4443 * config/i386/kaos-i386.h: Remove.
4444 * config/i386/ptx4-i.h: Remove.
4445 * config/i386/sco5.h: Remove.
4446 * config/i386/sco5.opt: Remove.
4447 * config/i386/sysv4-cpp.h: Remove.
4448 * config/i386/sysv5.h: Remove.
4449 * config/i386/t-beos: Remove.
4450 * config/i386/t-sco5: Remove.
4451 * config/i386/t-uwin: Remove.
4452 * config/i386/uwin.asm: Remove.
4453 * config/i386/uwin.h: Remove.
4454 * config/kaos.h: Remove.
4455 * config/mips/windiss.h: Remove.
4456 * config/mt: Remove directory.
4457 * config/pa/pa-osf.h: Remove.
4458 * config/pa/pa-pro-end.h: Remove.
4459 * config/pa/t-pro: Remove.
4460 * config/ptx4.h: Remove.
4461 * config/rs6000/beos.h: Remove.
4462 * config/rs6000/kaos-ppc.h: Remove.
4463 * config/rs6000/t-beos: Remove.
4464 * config/rs6000/windiss.h: Remove.
4465 * config/sh/kaos-sh.h: Remove.
4466 * config/sol2-6.h: Remove.
4467 * config/sparc/sol26-sld.h: Remove.
4468 * config/sparc/sysv4-only.h: Remove.
4469 * config/vax/bsd.h: Remove.
4470 * config/vax/t-memfuncs: Remove.
4471 * config/vax/ultrix.h: Remove.
4472 * config/vax/vaxv.h: Remove.
4473 * config/windiss.h: Remove.
4475 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
4477 PR rtl-optimization/36438
4478 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
4479 for vector shifts with constant scalar shift operands.
4481 2008-06-06 Sandip Matte <sandip@rmicorp.com>
4483 * doc/invoke.texi: Document -march=xlr.
4484 * config/mips/xlr.md: New file.
4485 * config/mips/mips.md: Include it.
4487 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
4488 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
4489 (mips_rtx_cost_data): Likewise.
4491 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
4493 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
4494 PRE_INC and PRE_DEC cases.
4496 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4498 PR rtl-optimization/36419
4499 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
4500 the emitting jump insn.
4503 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
4504 is not bool, boolify the whole *expr_p and convert to the desired type.
4506 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4508 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
4509 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
4510 Add omp_private_outer_ref hook, add another argument to
4511 omp_clause_default_ctor hook.
4512 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
4513 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
4514 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
4515 hook_tree_tree_tree_tree_null.
4516 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
4517 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
4518 * hooks.c (hook_tree_tree_tree_tree_null): New function.
4519 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
4520 * tree.def (OMP_TASK): New tree code.
4521 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
4522 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
4523 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
4524 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
4525 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
4526 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
4527 OMP_CLAUSE_COLLAPSE_EXPR): Define.
4528 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4529 (OMP_DIRECTIVE_P): Add OMP_TASK.
4530 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
4531 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
4532 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
4533 and OMP_CLAUSE_UNTIED entries.
4534 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
4536 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4537 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
4538 * tree-pretty-print.c (dump_omp_clause): Handle
4539 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
4540 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4541 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
4542 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
4543 warning about unsigned iterators. Change decl/init/cond/incr
4544 arguments to TREE_VECs, check arguments for all collapsed loops.
4545 (c_finish_omp_taskwait): New function.
4546 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
4548 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
4549 default_function_array_conversion on init. Add par_clauses argument.
4550 If decl is present in parallel's lastprivate clause, change it to
4551 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
4552 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
4553 collapse count in clauses.
4554 (c_parser_omp_for, c_parser_omp_parallel): Adjust
4555 c_parser_omp_for_loop callers.
4556 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
4557 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
4558 (c_parser_omp_clause_name): Handle collapse and untied clauses.
4559 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
4561 (c_parser_omp_clause_schedule): Handle schedule(auto).
4562 Include correct location in the error message.
4563 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
4564 and PRAGMA_OMP_CLAUSE_UNTIED.
4565 (OMP_TASK_CLAUSE_MASK): Define.
4566 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
4567 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
4568 * tree-nested.c (convert_nonlocal_omp_clauses,
4569 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
4570 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
4571 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4572 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
4574 (conver_nonlocal_reference, convert_local_reference,
4575 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
4576 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
4577 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
4578 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
4579 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
4580 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
4581 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
4582 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
4583 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
4585 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
4586 * c-common.h (c_finish_omp_taskwait): New prototype.
4587 * gimple-low.c (lower_stmt): Handle OMP_TASK.
4588 * tree-parloops.c (create_parallel_loop): Create 1 entry
4589 vectors for OMP_FOR_{INIT,COND,INCR}.
4590 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4591 (make_edges): Handle OMP_TASK.
4592 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
4593 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4594 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
4595 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
4596 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
4597 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
4598 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
4599 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
4600 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
4601 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
4602 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
4603 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
4604 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
4605 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
4606 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
4607 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
4608 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
4609 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
4610 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
4611 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
4612 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
4613 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
4614 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
4615 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
4616 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
4617 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
4618 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
4619 original iterator is present in lastprivate clause or if
4620 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
4621 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4622 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
4623 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
4624 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
4625 if it is set, lookup var in outer contexts too. Handle
4626 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
4627 to be implicitly determined firstprivate for task regions.
4628 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
4629 if it is set, lookup var in outer contexts too. Set
4630 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
4631 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
4632 OMP_CLAUSE_UNTIED. Take region_type as last argument
4633 instead of in_parallel and in_combined_parallel.
4634 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
4636 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
4637 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
4638 (new_omp_context): Set default_kind to
4639 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
4640 (omp_region_type): New enum.
4641 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
4642 fields, add region_type.
4643 (new_omp_context): Take region_type as argument instead of is_parallel
4644 and is_combined_parallel.
4645 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
4646 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
4647 ctx->is_combined_parallel checks.
4648 (gimplify_omp_task): New function.
4649 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
4651 * omp-low.c (extract_omp_for_data): Use schedule(static)
4652 for schedule(auto). Handle pointer and unsigned iterators.
4653 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
4654 Add loops argument. Extract data for collapsed OMP_FOR loops.
4655 (expand_parallel_call): Assert sched_kind isn't auto,
4656 map runtime schedule to index 3.
4657 (struct omp_for_data_loop): New type.
4658 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
4659 Add loop, loops, collapse and iter_type fields.
4660 (workshare_safe_to_combine_p): Disallow combined for if
4661 iter_type is unsigned long long. Don't combine collapse > 1 loops
4662 unless all bounds and steps are constant. Adjust extract_omp_for_data
4664 (expand_omp_for_generic): Handle pointer, unsigned and long long
4665 iterators. Handle collapsed OMP_FOR loops. Adjust
4666 for struct omp_for_data changes. If libgomp function doesn't return
4667 boolean_type_node, add comparison of the return value with 0.
4668 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
4669 pointer, unsigned and long long iterators. Adjust for struct
4670 omp_for_data changes.
4671 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
4672 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
4673 unsigned long long. Allocate loops array, pass it to
4674 extract_omp_for_data. For collapse > 1 loops use always
4675 expand_omp_for_generic.
4676 (omp_context): Add sfield_map and srecord_type fields.
4677 (is_task_ctx, lookup_sfield): New functions.
4678 (use_pointer_for_field): Use is_task_ctx helper. Change first
4679 argument's type from const_tree to tree. Clarify comment.
4680 In OMP_TASK disallow copy-in/out sharing.
4681 (build_sender_ref): Call lookup_sfield instead of lookup_field.
4682 (install_var_field): Add mask argument. Populate both record_type
4683 and srecord_type if needed.
4684 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
4686 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
4687 and DECL_FIELD_OFFSET.
4688 (scan_sharing_clauses): Adjust install_var_field callers. For
4689 firstprivate clauses on explicit tasks allocate the var by value in
4690 record_type unconditionally, rather than by reference.
4691 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
4692 Use is_taskreg_ctx instead of is_parallel_ctx.
4693 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4694 (create_omp_child_function_name): Add task_copy argument, use
4695 *_omp_cpyfn* names if it is true.
4696 (create_omp_child_function): Add task_copy argument, if true create
4697 *_omp_cpyfn* helper function.
4698 (scan_omp_parallel): Adjust create_omp_child_function callers.
4699 Rename parallel_nesting_level to taskreg_nesting_level.
4700 (scan_omp_task): New function.
4701 (lower_rec_input_clauses): Don't run constructors for firstprivate
4702 explicit task vars which are initialized by *_omp_cpyfn*.
4703 Pass outer var ref to omp_clause_default_ctor hook if
4704 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
4705 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
4706 OMP_CLAUSE_REDUCTION_INIT.
4707 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
4708 avoid duplicate setting of fields. Handle
4709 OMP_CLAUSE_PRIVATE_OUTER_REF.
4710 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
4711 copy-out if TREE_READONLY, only copy-in.
4712 (expand_task_copyfn): New function.
4713 (expand_task_call): New function.
4714 (struct omp_taskcopy_context): New type.
4715 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
4717 (lower_omp_parallel): Rename to...
4718 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
4719 Call create_task_copyfn if srecord_type is needed. Adjust
4721 (task_shared_vars): New variable.
4722 (check_omp_nesting_restrictions): Warn if work-sharing,
4723 barrier, master or ordered region is closely nested inside OMP_TASK.
4724 Add warnings for barrier if closely nested inside of work-sharing,
4725 ordered, or master region.
4726 (scan_omp_1): Call check_omp_nesting_restrictions even for
4727 GOMP_barrier calls. Rename parallel_nesting_level to
4728 taskreg_nesting_level. Handle OMP_TASK.
4729 (lower_lastprivate_clauses): Even if some lastprivate is found on a
4730 work-sharing construct, continue looking for them on parent parallel
4732 (lower_omp_for_lastprivate): Add lastprivate clauses
4733 to the beginning of dlist rather than end. Adjust for struct
4734 omp_for_data changes.
4735 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
4736 not after it. Handle collapsed OMP_FOR loops, adjust for
4737 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
4738 (get_ws_args_for): Adjust extract_omp_for_data caller.
4739 (scan_omp_for): Handle collapsed OMP_FOR
4740 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4741 (lower_omp_single_simple): If libgomp function doesn't return
4742 boolean_type_node, add comparison of the return value with 0.
4743 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
4744 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
4745 (parallel_nesting_level): Rename to...
4746 (taskreg_nesting_level): ... this.
4747 (is_taskreg_ctx): New function.
4748 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
4750 (execute_lower_omp): Rename parallel_nesting_level to
4751 taskreg_nesting_level.
4752 (expand_omp_parallel): Rename to...
4753 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
4754 Call omp_task_call for OMP_TASK regions.
4755 (expand_omp): Adjust caller, handle OMP_TASK.
4756 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
4758 * bitmap.c (bitmap_default_obstack_depth): New variable.
4759 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
4760 if argument is NULL and bitmap_default_obstack is already initialized.
4761 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
4763 * matrix-reorg.c (matrix_reorg): Likewise.
4765 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
4767 * config/i386/i386.md (*indirect_jump): Macroize using P
4768 mode iterator. Remove !TARGET_64BIT from insn constraints.
4769 (*tablejump_1): Ditto.
4770 (*indirect_jump_rex64): Remove insn pattern.
4771 (*tablejump_1_rex64): Ditto.
4772 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
4773 and eh_return_si insn patterns.
4775 2008-06-06 Richard Guenther <rguenther@suse.de>
4777 * tree-ssa-structalias.c (merge_smts_into): Remove.
4778 (find_what_p_points_to): Do not bother to compute the
4779 points-to set for pt_anything pointers.
4780 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
4781 for pt_anything pointers is ok.
4783 2008-06-06 Jan Hubicka <jh@suse.cz>
4785 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
4787 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4789 * cgraph.c: Fix typos in comments.
4790 (cgraph_availability_names): Fix string typo.
4791 * fold-const.c: Fix typos in comments.
4792 (fold_binary): Fix typo in warning.
4793 * genautomata.c: Fix typos in comments.
4794 (check_presence_pattern_sets): Fix typo in local variable.
4795 (output_description): Fix typo in output.
4796 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
4797 * hwint.h: Likewise.
4798 * matrix-reorg.c (check_allocation_function): Likewise.
4799 * omega.c (smooth_weird_equations): Likewise.
4800 * auto-inc-dec.c: Fix typos in comments.
4801 * bb-reorder.c: Likewise.
4802 * builtins.c: Likewise.
4803 * c-common.c: Likewise.
4804 * c-cppbuiltin.c: Likewise.
4805 * c-parser.c: Likewise.
4806 * c-pretty-print.c: Likewise.
4807 * cfgcleanup.c: Likewise.
4808 * cfgexpand.c: Likewise.
4809 * cfghooks.c: Likewise.
4810 * cfglayout.c: Likewise.
4811 * cfgloopmanip.c: Likewise.
4812 * cgraphunit.c: Likewise.
4813 * coverage.c: Likewise.
4814 * dbxout.c: Likewise.
4815 * df-byte-scan.c: Likewise.
4816 * df-core.c: Likewise.
4817 * df-problems.c: Likewise.
4818 * df-scan.c: Likewise.
4820 * dominance.c: Likewise.
4821 * domwalk.c: Likewise.
4823 * dwarf2out.c: Likewise.
4824 * emit-rtl.c: Likewise.
4825 * et-forest.c: Likewise.
4826 * function.c: Likewise.
4827 * function.h: Likewise.
4829 * gcov-io.c: Likewise.
4832 * genattrtab.c: Likewise.
4833 * ggc-page.c: Likewise.
4834 * gimplify.c: Likewise.
4835 * gthr-lynx.h: Likewise.
4836 * haifa-sched.c: Likewise.
4837 * ipa-cp.c: Likewise.
4838 * ipa-inline.c: Likewise.
4839 * ipa-prop.h: Likewise.
4840 * ipa-pure-const.c: Likewise.
4841 * ipa-struct-reorg.c: Likewise.
4842 * ipa-struct-reorg.h: Likewise.
4843 * ipa-type-escape.c: Likewise.
4845 * loop-doloop.c: Likewise.
4846 * mips-tfile.c: Likewise.
4847 * mkmap-flat.awk: Likewise.
4848 * mkmap-symver.awk: Likewise.
4849 * modulo-sched.c: Likewise.
4850 * omp-low.c: Likewise.
4851 * optabs.c: Likewise.
4852 * optabs.h: Likewise.
4854 * passes.c: Likewise.
4855 * postreload-gcse.c: Likewise.
4856 * postreload.c: Likewise.
4857 * predict.c: Likewise.
4858 * pretty-print.h: Likewise.
4859 * profile.c: Likewise.
4860 * protoize.c: Likewise.
4861 * ra-conflict.c: Likewise.
4863 * recog.c: Likewise.
4864 * regclass.c: Likewise.
4866 * reload.c: Likewise.
4867 * rtl-error.c: Likewise.
4868 * rtlanal.c: Likewise.
4870 * sched-rgn.c: Likewise.
4873 * target.h: Likewise.
4874 * tree-dfa.c: Likewise.
4875 * tree-eh.c: Likewise.
4876 * tree-flow-inline.h: Likewise.
4877 * tree-inline.c: Likewise.
4878 * tree-into-ssa.c: Likewise.
4879 * tree-loop-distribution.c: Likewise.
4880 * tree-nested.c: Likewise.
4881 * tree-parloops.c: Likewise.
4882 * tree-pass.h: Likewise.
4883 * tree-pretty-print.c: Likewise.
4884 * tree-profile.c: Likewise.
4885 * tree-scalar-evolution.c: Likewise.
4886 * tree-sra.c: Likewise.
4887 * tree-ssa-alias-warnings.c: Likewise.
4888 * tree-ssa-ccp.c: Likewise.
4889 * tree-ssa-coalesce.c: Likewise.
4890 * tree-ssa-dom.c: Likewise.
4891 * tree-ssa-dse.c: Likewise.
4892 * tree-ssa-forwprop.c: Likewise.
4893 * tree-ssa-live.c: Likewise.
4894 * tree-ssa-live.h: Likewise.
4895 * tree-ssa-loop-im.c: Likewise.
4896 * tree-ssa-loop-ivopts.c: Likewise.
4897 * tree-ssa-loop-niter.c: Likewise.
4898 * tree-ssa-loop-prefetch.c: Likewise.
4899 * tree-ssa-phiopt.c: Likewise.
4900 * tree-ssa-phiprop.c: Likewise.
4901 * tree-ssa-sccvn.c: Likewise.
4902 * tree-ssa-ter.c: Likewise.
4903 * tree-ssa-threadupdate.c: Likewise.
4904 * tree-ssa.c: Likewise.
4905 * tree-vect-analyze.c: Likewise.
4906 * tree-vect-transform.c: Likewise.
4907 * tree-vectorizer.c: Likewise.
4908 * tree-vn.c: Likewise.
4909 * tree-vrp.c: Likewise.
4911 * tree.def: Likewise.
4913 * unwind-dw2-fde.c: Likewise.
4914 * unwind.inc: Likewise.
4915 * value-prof.c: Likewise.
4916 * vmsdbgout.c: Likewise.
4918 2008-06-05 David Edelsohn <edelsohn@gnu.org>
4920 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
4921 always place FP constants in the TOC for TARGET_POWERPC64.
4922 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
4924 2008-06-05 Joseph Myers <joseph@codesourcery.com>
4926 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
4927 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
4928 enable for TARGET_E500_DOUBLE.
4929 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
4930 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
4931 floating-point modes like integer modes for E500 double.
4932 (rs6000_legitimate_offset_address_p): Likewise.
4933 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
4934 addressing for DDmode for E500 double.
4935 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
4936 modes as using 64-bits of registers for E500 double.
4937 (spe_build_register_parallel): Do not handle DDmode or TDmode.
4938 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
4939 specially for E500 double.
4940 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
4941 TDmode for E500 double.
4942 (rs6000_gimplify_va_arg): Only handle SDmode in registers
4943 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
4944 (rs6000_split_multireg_move): Do not handle TDmode specially for
4946 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
4947 using 64-bit registers for E500 double.
4948 (emit_frame_save): Do not handle DDmode specially for E500 double.
4949 (gen_frame_mem_offset): Likewise.
4950 (rs6000_function_value): Do not call spe_build_register_parallel
4951 for DDmode or TDmode.
4952 (rs6000_libcall_value): Likewise.
4953 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
4954 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
4957 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
4959 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
4962 2008-06-04 Junjie Gu <jgu@tensilica.com>
4964 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
4965 comparison for frame pointers.
4967 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
4970 * config/avr/avr.h (PUSH_ROUNDING): Remove.
4972 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
4975 * builtins.c (expand_builtin_signbit): Don't take lowpart when
4976 register is already smaller or equal to required mode.
4978 2008-06-04 Xinliang David Li <davidxl@google.com>
4980 * tree-call-cdce.c: New file.
4981 (cond_dead_built_in_calls): New static variable.
4982 (input_domain): New struct.
4983 (check_pow): New function.
4984 (check_builtin_call): Ditto.
4985 (check_target_format): Ditto.
4986 (is_call_dce_candidate): Ditto.
4987 (gen_one_condition): Ditto.
4988 (gen_conditions_for_domain): Ditto.
4989 (get_domain): Ditto.
4990 (gen_conditions_for_pow_cst_base): Ditto.
4991 (gen_conditions_for_pow_int_base): Ditto.
4992 (gen_conditions_for_pow): Ditto.
4993 (get_no_error_domain): Ditto.
4994 (gen_shrink_wrap_conditions): Ditto.
4995 (shrink_wrap_one_built_in_call): Ditto.
4996 (shink_wrap_conditional_dead_built_in_calls): Ditto.
4997 (tree_call_cdce): Ditto.
4998 (gate_call_cdce): Ditto.
4999 (pass_call_cdce): New gimple pass.
5000 * passes.c: (init_optimization_passes): New pass.
5001 * tree-pass.h: New pass declaration.
5002 * opts.c (decode_options): New flag setting.
5003 * common.opt: Add -ftree-builtin-call-dce flag.
5004 * Makefile.in: Add new source file.
5005 * tempvar.def: New tv_id.
5006 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
5008 2008-06-04 Richard Guenther <rguenther@suse.de>
5010 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
5011 (is_call_clobbered): Always check var_ann->call_clobbered.
5012 (mark_call_clobbered): Always set var_ann->call_clobbered.
5013 (clear_call_clobbered): Always clear var_ann->call_clobbered.
5014 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
5015 (reset_alias_info): Clear call clobbering info on MTAGs and
5017 (set_pt_anything): Set pt_global_mem.
5018 (create_tag_raw): Adjust comment.
5019 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
5021 2008-06-04 Joseph Myers <joseph@codesourcery.com>
5022 Maxim Kuvyrkov <maxim@codesourcery.com>
5024 * config/m68k/m68k.opt (mxgot): New option.
5025 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
5026 (m68k_output_addr_const_extra): New.
5027 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
5028 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
5029 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
5030 * doc/invoke.texi (M680x0 Options): Document -mxgot.
5032 2008-06-04 Richard Guenther <rguenther@suse.de>
5034 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
5035 negative or non-representable offsets.
5037 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
5039 * config/i386/i386.c (ix86_gen_leave): New.
5040 (ix86_gen_pop1): Likewise.
5041 (ix86_gen_add3): Likewise.
5042 (ix86_gen_sub3): Likewise.
5043 (ix86_gen_sub3_carry): Likewise.
5044 (ix86_gen_one_cmpl2): Likewise.
5045 (ix86_gen_monitor): Likewise.
5046 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
5047 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
5048 ix86_gen_one_cmpl2 and ix86_gen_monitor.
5049 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
5050 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
5051 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
5052 (ix86_expand_epilogue): Updated.
5053 (print_operand): Handle integer register operand for 'z'.
5054 (ix86_expand_strlensi_unroll_1): Likewise.
5055 (ix86_expand_strlen): Likewise.
5056 (ix86_expand_builtin): Likewise.
5057 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
5058 mov{q}/mov{l} and add{q}/add{l}.
5060 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5062 * config/i386/i386.md (P): New mode iterator.
5063 (SFmode push_operand splitter): Macroize DImode and SImode pushes
5064 using P mode iterator.
5065 (DFmode push_operand splitter): Ditto.
5066 (XFmode push_operand splitter): Ditto.
5067 (DFmode float_extend SFmode push_operand splitter): Ditto.
5068 (XFmode float_extend SFmode push_operand splitter): Do not generate
5069 SImode pushes for 64bit target. Macroize Dimode and SImode
5070 pushes using P mode iterator.
5071 (XFmode float_extend DFmode push_operand splitter): Ditto.
5073 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5075 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
5076 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
5077 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
5079 (ix86_call_abi_override): Remove check for call_used_regs.
5081 2008-06-03 Richard Guenther <rguenther@suse.de>
5083 * tree-ssa-structalias.c (find_func_aliases): Add constraints
5084 for the lhs of calls if the return type contains pointers.
5086 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5088 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
5089 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
5090 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
5091 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
5092 of cfun and DEFAULT_ABI to deceide abi mode.
5094 (REG_PARM_STACK_SPACE): Removed.
5095 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
5096 (STACK_BOUNDARY): Use default target to deceide stack boundary.
5097 * config/i386/i386-protos.h (ix86_cfun_abi): New.
5098 (ix86_function_abi): Likewise.
5099 (ix86_function_type_abi): Likewise.
5100 (ix86_call_abi_override): Likewise.
5101 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
5102 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
5103 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
5104 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
5106 (X86_64_REGPARM_MAX): New.
5107 (X86_64_SSE_REGPARM_MAX): New.
5108 (X64_REGPARM_MAX): New.
5109 (X64_SSE_REGPARM_MAX): New.
5110 (X86_32_REGPARM_MAX): New.
5111 (X86_32_SSE_REGPARM_MAX): New.
5112 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
5113 (ix86_function_regparm): Handle user calling abi.
5114 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
5115 by DEFAULT_ABI versus SYSV_ABI check.
5116 (ix86_reg_parm_stack_space): New.
5117 (ix86_function_type_abi): New.
5118 (ix86_call_abi_override): New.
5119 (ix86_function_abi): New.
5120 (ix86_cfun_abi): New.
5121 (init_cumulative_args): Call abi specific initialization.
5122 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
5123 (function_arg_64): Extend SSE_REGPARM_MAX check.
5124 (function_arg (): Remove TARGET_64BIT_MS_ABI.
5125 (ix86_pass_by_reference): Likewise.
5126 (ix86_function_value_regno_p): Likewise.
5127 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
5128 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
5129 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
5130 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
5131 (setup_incoming_varargs_64): Adjust regparm for call abi.
5132 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
5133 (ix86_va_start): Likewise.
5134 (ix86_gimplify_va_arg): Likewise.
5135 (ix86_expand_prologue): Likewise.
5136 (output_pic_addr_const): Likewise.
5137 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
5138 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
5139 (x86_output_mi_thunk): Likewise.
5140 (x86_function_profiler): Likewise.
5141 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
5142 (SYSV_ABI, MS_ABI): New constants.
5144 (init_regs): Add prototype of function in regclass.c file.
5145 (OVERRIDE_ABI_FORMAT): New.
5146 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
5147 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
5148 (OUTGOING_REG_PARM_STACK_SPACE): New.
5149 (ix86_reg_parm_stack_space): New prototype.
5150 (CUMULATIVE_ARGS): Add call_abi member.
5151 (machine_function): Add call_abi member.
5152 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
5153 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
5155 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
5158 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
5159 (avr_builtin_setjmp_frame_value): New function.
5160 * config/avr/avr.md (nonlocal_goto_receiver): Define.
5161 (nonlocal_goto): Define.
5163 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
5165 * config/mips/mips.c (mips_emit_loadgp): Return early if
5166 there is nothing do to, otherwise emit a blockage if
5167 !TARGET_EXPLICIT_RELOCS || crtl->profile.
5168 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
5170 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5172 * configure.ac: Drop unneeded backslash ending up in config.in.
5173 * acinclude.m4: Likewise.
5174 * config.in: Regenerate.
5176 2008-05-26 Jan Hubicka <jh@suse.cz>
5178 * predict.c (maybe_hot_frequency_p): Break out of...
5179 (maybe_hot_bb_p): ... here.
5180 (maybe_hot_edge_p): New.
5181 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
5182 * basic-block.h (maybe_hot_edge_p): Declare.
5184 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5186 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
5187 (*cmpfp_<mode>_cc): Ditto.
5188 (*fp_jcc_8<mode>_387): Ditto.
5189 (*fop_<MODEF:mode>_2_i387): Ditto.
5190 (*fop_<MODEF:mode>_3_i387): Ditto.
5191 (*fop_xf_2_i387): Ditto.
5192 (*fop_xf_3_i387): Ditto.
5194 2008-06-02 Tomas Bily <tbily@suse.cz>
5196 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
5198 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5200 * config/mips/mips.c (mips_valid_offset_p): New function.
5201 (mips_valid_lo_sum_p): Likewise.
5202 (mips_classify_address): Use them.
5203 (mips_force_address): New function.
5204 (mips_legitimize_address): Use it.
5205 * config/mips/mips.md (MOVE128): New mode iterator.
5206 (movtf): Require TARGET_64BIT. Remove empty strings.
5207 (*movtf_internal): Rename to...
5208 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
5209 of "R" and use {,fp}{load,store} attributes instead of "multi".
5210 Use a separate define_split.
5211 (*movtf_mips16): New pattern.
5213 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5215 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
5216 * config/mips/mips.c (mips_expand_before_return): New function.
5217 (mips_expand_epilogue): Call it.
5218 * config/mips/mips.md (return): Turn into a define_expand.
5219 (*return): New insn.
5221 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5223 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
5224 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
5225 functions. Do not emit uses and clobbers of CONCATs; individually
5226 use and clobber their operands.
5227 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
5228 gen_clobber, emit_use and gen_use.
5229 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
5230 (expand_builtin_return): Likewise.
5231 * cfgbuild.c (count_basic_blocks): Likewise.
5232 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
5233 * explow.c (emit_stack_restore): Likewise.
5234 * expmed.c (extract_bit_field_1): Likewise.
5235 * expr.c (convert_move, emit_move_complex_parts): Likewise.
5236 (emit_move_multi_word, store_constructor): Likewise.
5237 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
5238 (thread_prologue_and_epilogue_insns): Likewise.
5239 * lower-subreg.c (resolve_simple_move): Likewise.
5240 * optabs.c (widen_operand, expand_binop): Likewise.
5241 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
5242 * reload.c (find_reloads): Likewise.
5243 * reload1.c (eliminate_regs_in_insn): Likewise.
5244 * stmt.c (expand_nl_goto_receiver): Likewise.
5245 * config/alpha/alpha.md (builtin_longjmp): Likewise.
5246 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5247 * config/arm/arm.c (arm_load_pic_register): Likewise.
5248 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
5249 * config/arm/arm.md (untyped_return): Likewise.
5250 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
5251 * config/avr/avr.c (expand_prologue): Likewise.
5252 * config/bfin/bfin.c (do_unlink): Likewise.
5253 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
5254 * config/cris/cris.c (cris_expand_prologue): Likewise.
5255 * config/darwin.c (machopic_indirect_data_reference): Likewise.
5256 (machopic_legitimize_pic_address): Likewise.
5257 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
5258 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
5259 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
5260 (ix86_expand_convert_uns_didf_sse): Likewise.
5261 (ix86_expand_vector_init_general): Likewise.
5262 * config/ia64/ia64.md (eh_epilogue): Likewise.
5263 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
5264 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
5265 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
5266 (config/iq2000/iq2000.c): Likewise.
5267 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5268 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
5269 (builtin_longjmp): Likewise.
5270 * config/mn10300/mn10300.md (call, call_value): Likewise.
5271 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
5272 * config/pdp11/pdp11.md (abshi2): Likewise.
5273 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5274 * config/s390/s390.c (s390_emit_prologue): Likewise.
5275 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
5276 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
5277 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
5278 * config/sh/sh.c (prepare_move_operands): Likewise.
5279 (output_stack_adjust, sh_expand_epilogue): Likewise.
5280 (sh_set_return_address, sh_expand_t_scc): Likewise.
5281 * config/sparc/sparc.c (load_pic_register): Likewise.
5282 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
5283 * config/spu/spu.c (spu_expand_epilogue): Likewise.
5284 * config/v850/v850.c (expand_epilogue): Likewise.
5286 2008-05-31 Anatoly Sokolov <aesok@post.ru>
5288 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
5289 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
5290 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
5291 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
5292 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
5293 stack pointer register.
5294 (output_movhi): Remove code for interrupt specific writing to the
5295 stack pointer register.
5297 2008-05-31 Richard Guenther <rguenther@suse.de>
5299 PR tree-optimization/34244
5300 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
5301 (tree_expr_nonzero_warnv_p): Likewise.
5302 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5303 ssa_name_nonnegative_p.
5304 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
5305 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
5306 not tree_expr_nonzero_warnv_p.
5308 PR tree-optimization/36262
5310 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
5312 PR tree-optimization/34244
5313 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
5314 (record_numbers_of_iterations): New function.
5315 (execute_vrp): Cache the numbers of iterations of loops.
5316 * tree-scalar-evolution.c (scev_reset_except_niters):
5318 (scev_reset): Use scev_reset_except_niters.
5319 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
5321 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
5323 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5324 __WORKAROUND_RETS when appropriate.
5326 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5328 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
5329 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
5331 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
5332 *fop_df_comm_sse insn patterns using MODEF mode iterator.
5333 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
5334 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
5335 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
5336 *fop_df_1_mixed insn patterns using MODEF mode iterator.
5337 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
5338 *fop_df_1_sse insn patterns using MODEF mode iterator.
5339 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
5340 *fop_df_1_i387 insn patterns using MODEF mode iterator.
5341 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
5342 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
5343 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
5344 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
5345 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
5346 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
5347 (*fop_xf_4_i387): Use <MODE> for mode attribute.
5348 (*fop_xf_5_i387): Ditto.
5349 (*fop_xf_6_i387): Ditto.
5351 2008-05-30 Richard Guenther <rguenther@suse.de>
5353 * builtins.c (build_string_literal): Avoid generating
5354 a non-gimple_val result.
5356 2008-05-30 DJ Delorie <dj@redhat.com>
5358 * exec-tool.in: Use an environment variable (private) instead of a
5359 file (shared) as a semaphore, so as to not break parallel builds.
5361 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5363 * optabs.c (maybe_encapsulate_block): Remove.
5364 (emit_libcall_block): Adjust accordingly.
5365 * optabs.h (maybe_encapsulate_block): Remove prototype.
5367 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
5368 Don't use maybe_encapsulate_block.
5370 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5372 * config/rs6000/rs6000.c (rs6000_legitimize_address,
5373 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
5374 rtx is a SYMBOL_REF before calling get_pool_constant.
5376 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
5378 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
5380 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
5382 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
5383 rather than OS names to choose INO_T_EQ definition.
5384 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
5385 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
5387 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
5390 * config/darwin-f.c: New.
5391 * config/t-darwin: Added rule to build darwin-f.o.
5392 * config.gcc: Defined new variable, fortran_target_objs.
5393 (*-*-darwin*): Set fortran_target_objs.
5394 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
5395 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
5396 * configure: Regenerated.
5398 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
5401 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
5402 canonical type if needed.
5404 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
5406 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
5408 2008-05-29 Richard Guenther <rguenther@suse.de>
5410 PR tree-optimization/36343
5411 PR tree-optimization/36346
5412 PR tree-optimization/36347
5413 * tree-flow.h (clobber_what_p_points_to): Declare.
5414 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
5415 pointed-to variable is dereferenced is irrelevant to whether
5416 the pointer can access the pointed-to variable.
5417 (clobber_what_p_points_to): New function.
5418 * tree-ssa-alias.c (set_initial_properties): Use it.
5419 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
5420 call clobber check for NMTs.
5422 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5424 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
5425 for printing gcov_type.
5427 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5429 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
5430 and the eh region information.
5431 * value-prof.c (gimple_move_stmt_histograms): New function.
5432 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
5434 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
5436 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
5438 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5440 * value-prof.c (tree_ic_transform): Print counts.
5441 * tree-profile.c (tree_gen_ic_func_profiler):
5442 Clear __gcov_indreict_call_callee variable to avoid misattribution
5445 2008-05-28 Rafael Espindola <espindola@google.com>
5447 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
5450 2008-05-28 Richard Guenther <rguenther@suse.de>
5452 PR tree-optimization/36339
5453 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
5454 and clobbering code out of the loop.
5456 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5458 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
5461 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
5462 s390_contiguous_bitmask_p, s390_symref_operand_p,
5463 s390_check_symref_alignment, s390_reload_larl_operand,
5464 s390_reload_symref_address): New functions.
5465 (s390_branch_condition_mnemonic): Support compare and branch
5467 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
5468 and 'W' constraints.
5469 (s390_secondary_reload): Add secondary reloads for unaligned
5470 symbol refs or symbol refs to floating point or QI/TI mode
5472 (legitimate_address_p): Accept symbol references as addresses.
5473 (s390_expand_insv): Use rotate and insert selected bits
5474 instruction for insv when building for z10.
5475 (print_operand_address): Handle symbol ref addresses.
5476 (print_operand): Output modifier 'c' added for signed byte values.
5477 (s390_encode_section_info): Mark symbol refs with
5478 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
5480 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
5481 (length attribute): RRF, RRR have 4 byte length.
5482 (FPALL, INTALL): New mode iterators added.
5483 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
5484 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
5485 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
5486 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
5487 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
5488 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
5489 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
5490 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
5492 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
5493 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
5494 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
5495 reload<INTALL:mode><P:mode>_toreg_z10,
5496 reload<FPALL:mode><P:mode>_tomem_z10,
5497 reload<FPALL:mode><P:mode>_toreg_z10,
5498 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
5499 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
5500 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
5501 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
5503 (movmem, clrmem, cmpmem): New splitters added.
5505 * config/s390/predicates.md (larl_operand): Use
5506 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
5507 SYMBOL_REF_ALIGN1_P.
5508 (s390_signed_integer_comparison,
5509 s390_unsigned_integer_comparison): New predicates.
5511 * config/s390/s390-protos.h (s390_check_symref_alignment,
5512 s390_contiguous_bitmask_p, s390_reload_larl_operand,
5513 s390_reload_symref_address,
5514 s390_compare_and_branch_condition_mask): Prototypes added.
5516 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
5517 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
5518 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
5520 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5522 * config/s390/s390.c (z10_cost): New cost function for z10.
5523 (s390_handle_arch_option, override_options): Support -march=z10 switch.
5524 (s390_issue_rate): Adjust issue rate for z10.
5525 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
5526 (processor_flags): Add PF_Z10.
5527 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
5528 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
5529 * gcc/config.gcc: Add z10.
5531 2008-05-28 Richard Guenther <rguenther@suse.de>
5533 PR tree-optimization/36291
5534 * tree-flow. h (struct gimple_df): Remove var_anns member.
5535 * tree-flow-inline.h (gimple_var_anns): Remove.
5536 (var_ann): Simplify.
5537 * tree-dfa.c (create_var_ann): Simplify.
5538 (remove_referenced_var): Clear alias info from var_anns of globals.
5539 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
5540 (delete_tree_ssa): Clear alias info from var_anns of globals.
5541 Do not free var_anns.
5542 (var_ann_eq): Remove.
5543 (var_ann_hash): Likewise.
5545 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
5547 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
5548 and loongson2f entries.
5549 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
5550 * config/mips/mips.h (processor_type): Add Loongson-2E
5551 and Loongson-2F entries.
5552 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
5553 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
5554 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
5555 * doc/invoke.texi (MIPS Options): Document loongson2e
5556 and loongson2f processor names.
5558 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5562 * config/i386/i386.c (ix86_function_arg_boundary): Use
5563 alignment of canonical type.
5564 (ix86_expand_vector_move): Check unaligned memory access for
5567 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5569 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
5570 Moved to the front of file.
5572 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
5573 H.J. Lu <hongjiu.lu@intel.com>
5575 * dwarf2out.c (current_fde): New.
5577 (lookup_cfa:): Likewise.
5578 (dwarf2out_end_epilogue): Likewise.
5579 (dwarf2out_note_section_used): Likewise.
5581 2008-05-27 Michael Matz <matz@suse.de>
5584 * c.opt (Wenum-compare): New warning option.
5585 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
5587 2008-05-27 Michael Matz <matz@suse.de>
5590 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
5592 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
5593 into memory as tail calls.
5595 2008-05-27 Richard Guenther <rguenther@suse.de>
5597 PR tree-optimization/36339
5598 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
5599 pointers cause all addressable variables to be call clobbered.
5601 2008-05-27 Richard Guenther <rguenther@suse.de>
5603 PR tree-optimization/36245
5604 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
5606 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5608 * config/s390/s390.md: Replace all occurences of the 'm'
5609 constraint with 'RT'.
5611 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5613 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
5615 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
5617 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
5618 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
5619 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
5621 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5623 * reload.c: (find_reloads): Skip alternatives according to the
5624 "enabled" attribute. Constify the constraint variable.
5625 * recog.c (get_attr_enabled): Add default implementation.
5626 (extract_insn): Set the alternative_enabled_p array
5627 in the recog_data struct.
5628 (preprocess_constraints, constrain_operands): Skip
5629 alternatives according to the "enabled" attribute
5630 * recog.h (struct recog_data): New field alternative_enabled_p.
5631 (skip_alternative): New inline function.
5632 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
5633 (record_reg_classes): Skip alternative according to the
5634 "enabled" attribute.
5636 * doc/md.texi: Add documention for the "enabled" attribute.
5638 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5640 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
5641 * postreload.c (reload_cse_simplify_operands): Replace 'm'
5642 constraint with TARGET_MEM_CONSTRAINT.
5643 * recog.c (asm_operand_ok, preprocess_constraints,
5644 constrain_operands): Likewise.
5645 * regclass.c (record_reg_classes): Likewise.
5646 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
5647 * reload1.c (maybe_fix_stack_asms): Likewise.
5648 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
5649 * recog.h: Adjust comment.
5650 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
5651 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
5652 * doc/md.texi: Add a note to description of 'm' constraint.
5653 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
5655 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
5657 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
5658 that the bitfield is of integral type before testing its precision.
5660 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5661 Sa Liu <saliu@de.ibm.com>
5663 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
5664 __modti3, __udivti3, __umodti3 and __udivmodti4.
5665 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
5666 that implement TImode mul and div functions.
5667 * config/spu/multi3.c: New. Implement __multi3.
5668 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
5669 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
5672 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
5674 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
5675 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
5676 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
5677 tls_sysv_suffix): New mode and mode attribute iterators.
5678 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
5679 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
5680 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
5681 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
5682 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
5685 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
5687 PR tree-optimization/36329
5688 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
5689 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
5690 * cgraphbuild.c (initialize_inline_failed): Use the latter
5691 macro in lieu of the former.
5692 * ipa-inline.c (cgraph_mark_inline): Likewise.
5693 (cgraph_decide_inlining_of_small_function): Likewise.
5694 (cgraph_decide_inlining): Likewise.
5695 (cgraph_decide_inlining_incrementally): Likewise.
5697 2008-05-26 Tristan Gingold <gingold@adacore.com>
5698 Anatoly Sokolov <aesok@post.ru>
5700 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
5701 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
5702 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
5703 optimization for 'avr6' architecture.
5705 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
5708 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
5710 2008-05-26 Richard Guenther <rguenther@suse.de>
5712 * tree-ssa-sccvn.c (expr_has_constants): Declare.
5713 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
5715 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
5718 * caller-save.c (insert_restore): Verify alignment of spill space.
5719 (insert_save): Likewise.
5720 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
5721 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
5722 (STACK_SLOT_ALIGNMENT): Likewise.
5723 * function.c (LOCAL_ALIGNMENT): Removed.
5724 (get_stack_local_alignment): New.
5725 (assign_stack_local): Use it. Set alignment on stack slot.
5726 (assign_stack_temp_for_type): Use get_stack_local_alignment.
5727 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
5728 (STACK_SLOT_ALIGNMENT): New.
5729 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
5730 stack slot in XFmode.
5732 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
5734 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
5737 * config/i386/i386.md (allocate_stack_worker_64): Make sure
5738 argument operand in rax isn't removed.
5740 2008-05-26 Richard Guenther <rguenther@suse.de>
5743 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
5744 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
5746 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
5749 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
5751 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
5753 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
5754 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
5756 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
5758 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
5759 build a trampoline if we don't want one.
5760 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
5761 return zero for nested functions if we don't want a trampoline.
5763 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
5765 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
5767 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
5770 * c.opt: Removed undocumented option '-lang-fortran'.
5771 * c-common.h: Removed global variable 'lang_fortran'.
5772 * c-opts.c (c_common_handle_option): Removed code to handle
5773 option '-lang-fortran'. Updated includes.
5774 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
5775 definition of '__GFORTRAN__'.
5776 (define__GNUC__): Reimplemented to use BASEVER and
5777 cpp_define_formatted.
5778 (builtin_define_with_value_n): Removed.
5779 * c-incpath.h: Renamed to ...
5780 * incpath.h: ... this.
5781 * c-incpath.c: Renamed to ...
5782 * incpath.c: ... this. Updated includes.
5783 * fix-header.c: Updated includes.
5784 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
5785 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
5786 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
5788 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
5790 * tree.h: Update the table of flags used on tree nodes.
5791 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
5792 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
5793 (FORCED_LABEL): Add access check.
5794 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
5795 (ASM_INPUT_P): Likewise.
5796 (ASM_VOLATILE_P): Likewise.
5797 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
5798 (OMP_SECTION_LAST): Access private_flag directly.
5799 (OMP_RETURN_NOWAIT): Likewise.
5800 (OMP_PARALLEL_COMBINED): Likewise.
5801 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
5802 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
5803 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
5804 deprecated_flag directly.
5806 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
5808 * final.c (frame_pointer_needed): Removed.
5809 * flags.h (frame_pointer_needed): Likewise.
5811 * function.h (rtl_data): Add frame_pointer_needed.
5812 (frame_pointer_needed): New.
5814 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
5816 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
5818 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
5820 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
5823 2008-05-25 Alan Modra <amodra@bigpond.net.au>
5825 * c-common.c (strip_array_types): Move function to..
5827 (get_inner_array_type): Delete.
5828 * c-common.h (strip_array_types): Move declaration to..
5830 (get_inner_array_type): Delete.
5831 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
5832 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
5833 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
5834 * config/pa/pa.c (emit_move_sequence): Likewise.
5836 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
5838 * config/i386/i386.md (*sse_prologue_save_insn): Set length
5841 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
5843 * function.c: Include target hook for nonlocal_goto frame value.
5845 2008-05-24 Richard Guenther <rguenther@suse.de>
5847 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
5848 variable can be only accessed through a pointer or a union.
5850 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5852 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
5853 * doc/extend.texi: Likewise.
5855 2008-05-23 DJ Delorie <dj@redhat.com>
5857 * config/m32c/jump.md (untyped_call): Add.
5859 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
5861 (m32c_address_cost): Detail costs for indirect offsets.
5863 2008-05-23 Rafael Espindola <espindola@google.com>
5865 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
5866 if a node is a SUBREG.
5867 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
5870 2008-05-23 Paul Brook <paul@codesourcery.com>
5871 Carlos O'Donell <carlos@codesourcery.com>
5873 * doc/extend.texi: Clarify use of __attribute__((naked)).
5874 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
5875 * target.h (gcc_target): Add allocate_stack_slots_for_args.
5876 * function.c (use_register_for_decl): Use
5877 targetm.calls.allocate_stack_slots_for_args.
5878 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
5879 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
5880 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
5882 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
5884 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
5886 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
5888 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
5889 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
5890 is only rounded once.
5892 2008-05-23 Richard Guenther <rguenther@suse.de>
5894 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
5896 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
5897 Jakub Jelinek <jakub@redhat.com>
5900 * configure.ac: Handle --enable-cld.
5901 * configure: Regenerated.
5902 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
5903 * config/i386/i386.h (struct machine_function): Add needs_cld field.
5904 (ix86_current_function_needs_cld): New define.
5905 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
5906 (cld): New isns pattern.
5907 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
5908 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
5909 * config/i386/i386.opt (mcld): New option.
5910 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
5911 TARGET_CLD and ix86_current_function_needs_cld.
5912 (override_options): Use -mcld by default for 32-bit code if
5915 * doc/install.texi (Options specification): Document --enable-cld.
5916 * doc/invoke.texi (Machine Dependent Options)
5917 [i386 and x86-64 Options]: Add -mcld option.
5918 (Intel 386 and AMD x86-64 Options): Document -mcld option.
5920 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
5921 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
5922 (return_in_memory_64): Likewise.
5923 (return_in_memory_ms_64): Likewise.
5925 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5927 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
5928 * builtins.c (fold_builtin_fpclassify): New.
5929 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
5930 * builtins.def (BUILT_IN_FPCLASSIFY): New.
5931 * c-common.c (handle_type_generic_attribute): Adjust to accept
5932 fixed arguments before an elipsis.
5933 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
5934 * doc/extend.texi: Document __builtin_fpclassify.
5936 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
5938 * omp-low.c (gate_expand_omp_ssa): Remove.
5939 (pass_expand_omp_ssa): Remove.
5940 (gate_expand_omp): Do not check for flag_openmp_ssa.
5941 * common.opt (-fopenmp-ssa): Remove.
5942 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
5944 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
5946 * config/sh/sh.opt (mfixed-range): New option.
5947 * config/sh/sh-protos.h (sh_fix_range): Declare.
5948 * config/sh/sh.c (sh_fix_range): New function.
5949 * config/sh/sh.h (sh_fixed_range_str): Declare.
5950 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
5952 * doc/invoke.texi (SH Options): Document -mfixed-range.
5954 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
5956 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
5957 it before the redeclaration.
5959 2008-05-22 Anatoly Sokolov <aesok@post.ru>
5961 * config/avr/avr.c (get_sequence_length): Add new function.
5962 (expand_prologue, expand_epilogue): Remove duplicate code.
5964 2008-05-22 Rafael Espindola <espindola@google.com>
5966 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
5969 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
5971 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
5972 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
5974 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
5975 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
5976 (vect_update_misalignment_for_peel): Likewise.
5977 (vector_alignment_reachable_p): Likewise.
5978 * tree-vect-transform.c (vectorizable_load): Likewise.
5979 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
5980 (get_vectype_for_scalar_type): Pass mode of scalar_type
5981 to UNITS_PER_SIMD_WORD.
5983 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
5984 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
5985 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
5986 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
5987 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
5989 2008-05-22 Ira Rosen <irar@il.ibm.com>
5991 PR tree-optimization/36293
5992 * tree-vect-transform.c (vect_transform_strided_load): Don't check
5993 if the first load must be skipped because of a gap.
5995 2008-05-22 Richard Guenther <rguenther@suse.de>
5997 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
5998 more cases of offset disambiguation that is possible if
5999 strict-aliasing rules apply.
6000 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
6001 for basic offset and type-based disambiguation.
6003 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6005 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
6006 ix86_expand_vector_set on V16QImode for SSE4.1.
6008 2008-05-21 Tom Tromey <tromey@redhat.com>
6010 * c.opt (Wimport): Mark as undocumented.
6011 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
6013 (Warning Options): Likewise.
6014 * doc/cppopts.texi: Don't mention -Wimport.
6016 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6018 PR tree-optimization/36287
6019 PR tree-optimization/36286
6020 * lambda-code.c (build_access_matrix): Do not use the loop->num
6021 for computing the number of induction variables: use the loop depth
6024 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
6027 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
6028 option -f(no-)leading-underscore.
6030 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6032 * config/i386/i386.c (ix86_expand_vector_init_general): Use
6033 GET_MODE_NUNITS (mode).
6035 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
6037 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
6038 (-mmulhw): Add 464 to description.
6039 (-mdlmzb): Likewise.
6040 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
6041 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
6043 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
6044 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
6045 * config/rs6000/rs6000.md: Update comments for 464.
6047 2008-05-21 Janis Johnson <janis187@us.ibm.com>
6049 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
6051 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6053 * config/i386/sse.md (vec_extractv4sf): Removed.
6054 (vec_extractv2df): Likewise.
6055 (vec_extractv2di): Likewise.
6056 (vec_extractv4si): Likewise.
6057 (vec_extractv8hi): Likewise.
6058 (vec_extractv16qi): Likewise.
6059 (vec_extract<mode>): New.
6061 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6063 * config/i386/sse.md (vec_setv4sf): Removed.
6064 (vec_setv2df): Likewise.
6065 (vec_setv2di): Likewise.
6066 (vec_setv4si): Likewise.
6067 (vec_setv8hi): Likewise.
6068 (vec_setv16qi): Likewise.
6069 (vec_set<mode>): New.
6071 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6073 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
6074 goto for vec_concat and vec_interleave.
6076 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6078 * config/i386/sse.md (vec_initv4sf): Removed.
6079 (vec_initv2df): Likewise.
6080 (vec_initv2di): Likewise.
6081 (vec_initv4si): Likewise.
6082 (vec_initv8hi): Likewise.
6083 (vec_initv16qi): Likewise.
6084 (vec_init<mode>): New.
6086 2008-05-21 Joseph Myers <joseph@codesourcery.com>
6088 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
6090 2008-05-21 Tom Tromey <tromey@redhat.com>
6092 * ggc-zone.c (lookup_page_table_if_allocated): New function.
6093 (zone_find_object_offset): Likewise.
6094 (gt_ggc_m_S): Likewise.
6095 (highest_bit): Likewise.
6096 * ggc-page.c (gt_ggc_m_S): New function.
6097 * stringpool.c (string_stack): Remove.
6098 (init_stringpool): Update.
6099 (ggc_alloc_string): Use ggc_alloc.
6100 (maybe_delete_ident): New function.
6101 (ggc_purge_stringpool): Likewise.
6102 (gt_ggc_m_S): Remove.
6103 * ggc-common.c (ggc_protect_identifiers): New global.
6104 (ggc_mark_roots): Call ggc_purge_stringpool. Use
6105 ggc_protect_identifiers.
6106 * ggc.h (ggc_protect_identifiers): Declare.
6107 (gt_ggc_m_S): Update.
6108 (ggc_purge_stringpool): Declare.
6109 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
6110 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
6112 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
6114 2008-05-21 David S. Miller <davem@davemloft.net>
6116 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
6119 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
6121 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
6124 2008-05-20 David Daney <ddaney@avtrex.com>
6126 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
6127 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
6128 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6129 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6130 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
6131 (atomic_hiqi_op): New define_code_iterator.
6132 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
6133 mips_expand_compare_and_swap_12.
6134 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
6135 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
6136 (sync_<optab><mode>, sync_old_<optab><mode>,
6137 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6138 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
6139 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
6140 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
6141 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
6142 (test_and_set_12): New insn.
6143 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
6144 sync_new_<optab><mode>, sync_old_nand<mode>,
6145 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
6146 clobber to operand 0 for SI and DI mode insns.
6147 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
6148 mips_gen_fn_4): New typedefs.
6149 (mips_gen_fn_ptrs): Define new union type.
6150 (mips_expand_compare_and_swap_12): Remove declaration.
6151 (mips_expand_atomic_qihi): Declare function.
6152 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
6153 (mips_expand_atomic_qihi): ... this. Use new generator function
6155 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
6156 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
6157 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
6158 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
6159 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
6160 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
6161 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
6162 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
6163 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
6164 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
6167 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
6169 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
6172 2008-05-20 Anatoly Sokolov <aesok@post.ru>
6174 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
6175 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
6176 (avr_attribute_table): Add 'OS_main' function attribute.
6177 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
6178 functions with 'OS_main' attribute.
6180 2008-05-20 Richard Guenther <rguenther@suse.de>
6182 PR tree-optimization/35204
6183 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
6184 helper, split out from ...
6185 (DFS): ... here. Make the DFS walk non-recursive.
6187 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6188 Jan Sjodin <jan.sjodin@amd.com>
6190 PR tree-optimization/36181
6191 * tree-parloops.c (loop_has_vector_phi_nodes): New.
6192 (parallelize_loops): Don't parallelize when the loop has vector
6195 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6196 Sebastian Pop <sebastian.pop@amd.com>
6198 * tree-loop-linear.c (gather_interchange_stats): Look in the access
6199 matrix, and never look at the tree representation of the memory
6201 (linear_transform_loops): Computes parameters and access matrices.
6202 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
6204 (access_matrix_get_index_for_parameter): New.
6205 * tree-data-ref.h (struct access_matrix): New.
6206 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
6207 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
6208 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
6209 am_vector_index_for_loop): New.
6210 (struct data_reference): Add field access_matrix.
6211 (DR_ACCESS_MATRIX): New.
6212 (compute_data_dependences_for_loop): Update declaration.
6213 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
6214 * lambda.h (lambda_vector_vec_p): Declared.
6215 * lambda-code.c: Depend on pointer-set.h.
6216 (lambda_collect_parameters_from_af, lambda_collect_parameters,
6217 av_for_af_base, av_for_af, build_access_matrix,
6218 lambda_compute_access_matrices): New.
6219 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
6221 2008-05-20 Joseph Myers <joseph@codesourcery.com>
6223 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
6226 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6227 Sebastian Pop <sebastian.pop@amd.com>
6229 PR tree-optimization/36206
6230 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
6232 (instantiate_scev_1): Rename flags to fold_conversions.
6233 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
6234 outeside instantiation_loop.
6235 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
6236 (evolution_function_is_affine_or_constant_p): Removed.
6237 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
6239 (analyze_siv_subscript): Pass in the loop nest number.
6240 Call evolution_function_is_affine_in_loop instead of
6241 evolution_function_is_affine_p.
6242 (analyze_overlapping_iterations): Pass in the loop nest number.
6244 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6245 Sebastian Pop <sebastian.pop@amd.com>
6247 PR tree-optimization/36206
6248 * tree-chrec.h (chrec_fold_op): New.
6249 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
6252 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
6254 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
6256 (remove_duplicates): Do not set inode on non-inode systems.
6259 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
6261 * config.gcc (tm_file): Update comments about relative pathnames.
6263 2008-05-20 Richard Guenther <rguenther@suse.de>
6265 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
6266 * tree-ssa-sccvn.c (process_scc): Likewise.
6267 * tree-ssa-sink.c (execute_sink_code): Likewise.
6268 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
6269 * tree-vrp.c (process_assert_insertions): Likewise.
6270 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6271 (perform_tree_ssa_dce): Likewise.
6272 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6273 (dump_dominator_optimization_stats): Likewise.
6274 * tree-vectorizer.c (vectorize_loops): Likewise.
6276 2008-05-20 Richard Guenther <rguenther@suse.de>
6278 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
6280 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
6282 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
6283 (ix86_i386elf_return_in_memory): Likewise.
6284 (ix86_i386interix_return_in_memory): Likewise.
6285 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
6286 (SUBTARGET_RETURN_IN_MEMORY): New.
6287 * config/i386/i386elf.h: Likewise.
6288 * config/i386/ptx4-i.h: Likewise.
6289 * config/i386/sol2-10.h: Likewise.
6290 * config/i386/sysv4.h: Likewise.
6291 * config/i386/vx-common.h: Likewise.
6292 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
6293 * config/i386/i386.c (ix86_return_in_memory): Made static and
6294 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
6295 (ix86_i386elf_return_in_memory): Removed.
6296 (ix86_i386interix_return_in_memory): Removed.
6297 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
6298 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
6300 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
6302 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
6304 2008-05-19 Xinliang David Li <davidxl@google.com>
6306 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
6308 * common.opt: Ditto.
6309 * doc/invoke.texi: Ditto.
6311 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
6313 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
6314 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
6316 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6318 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
6319 sizes of operand array from 8/4 to 4/2.
6320 (ix86_expand_vector_init_general): Change size of operand array
6321 from 32 to 16. Remove op0, op1 and half_mode.
6323 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6325 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
6326 (ix86_expand_vector_init_interleave): Likewise.
6327 (ix86_expand_vector_init_general): Use them. Assert
6328 word_mode == SImode when n_words == 4.
6330 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
6332 * config/i386/i386.c (ix86_secondary_reload): New static function.
6333 (TARGET_SECONDARY_RELOAD): New define.
6334 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6335 * config/i386/i386.md (reload_outqi): Remove.
6337 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6340 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
6341 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
6342 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
6343 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
6344 (fold_builtin_1): Likewise.
6345 * builtins.def (BUILT_IN_ISINF_SIGN): New.
6346 c-common.c (check_builtin_function_arguments): Handle
6347 BUILT_IN_ISINF_SIGN.
6348 * doc/extend.texi: Document __builtin_isinf_sign.
6349 * fold-const.c (operand_equal_p): Handle COND_EXPR.
6351 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
6353 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
6354 EH cleanup at the end of the pass, search for those that have been
6355 turned into forwarder blocks and do the cleanup on their successor.
6357 2008-05-18 Richard Guenther <rguenther@suse.de>
6359 * tree-cfg.c (verify_gimple_expr): Allow conversions from
6360 pointers to sizetype and vice versa.
6362 2008-05-18 Xinliang David Li <davidxl@google.com>
6364 * gcc/tree-ssa-dce.c: Coding style fix.
6365 (check_pow): Documentation comment.
6366 (check_log): Documenation comment. Coding style fix.
6367 (is_unnecessary_except_errno_call): Ditto.
6368 (gen_conditions_for_pow): Ditto.
6369 (gen_conditions_for_log): Ditto.
6370 (gen_shrink_wrap_conditions): Ditto.
6371 (shrink_wrap_one_built_in_calls): Ditto.
6372 * gcc/doc/invoke.texi: Better documentation string.
6373 * ChangeLog: Fix wrong change log entries from
6374 May 17 checkin on function call DCE.
6376 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
6378 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
6380 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6382 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
6383 * df-problems.c (simulation routines): Fixed block comment to
6384 properly say how to add forwards scanning functions.
6386 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6388 * tree-inline.c (setup_one_parameter): Remove dead code.
6390 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6392 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
6393 a BIT_AND_EXPR only for an INTEGER_TYPE.
6395 2008-05-17 Xinliang David Li <davidxl@google.com>
6397 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
6398 (check_pow, check_log, is_unnecessary_except_errno_call): New
6399 functions to check for eliminating math functions that are pure
6400 except for setting errno.
6401 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
6402 general condition expressions for shrink-wrapping pow/log calls.
6403 (gen_shrink_wrap_conditions): Ditto.
6404 (shrink_wrap_one_built_in_call): Ditto.
6405 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
6406 (mark_operand_necessary): If debugging, output if OP is necessary.
6407 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
6409 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
6411 * gcc/common.opt: New user flag -ftree-builtin-dce.
6412 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
6414 2008-05-16 David S. Miller <davem@davemloft.net>
6416 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
6417 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
6419 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
6422 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
6424 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6426 * ifcvt.c (dead_or_predicable): Rename
6427 df_simulate_one_insn_backwards to df_simulate_one_insn.
6428 * recog.c (peephole2_optimize): Ditto.
6429 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
6431 * df.h: Rename df_simulate_one_insn_backwards to
6432 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
6433 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
6434 scanning of defs and uses.
6435 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
6436 (df_simulate_one_insn_forwards): Removed.
6438 2008-05-16 Doug Kwan <dougkwan@google.com>
6440 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
6442 (real_from_string): Handle NaNs and Inf as approriate.
6444 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6446 * doc/gty.texi (Source Files Containing Type Information): Note
6447 that headers should appear first in the gtfiles list.
6449 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6451 * tree.def (COND_EXEC): Properly documented this code.
6453 2008-05-16 Diego Novillo <dnovillo@google.com>
6455 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
6456 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
6459 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6461 * tree-ssa-dse (max_stmt_uid): Removed.
6462 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
6463 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
6464 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
6465 * function.h (cfun.last_stmt_uid): New field.
6466 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
6467 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
6469 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
6470 (create_stmt_ann): Initialize the ann->uid field.
6471 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
6473 * tree-flow.h (renumber_gimple_stmt_uids): New function.
6475 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6477 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
6478 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
6479 (init_empty_tree_cfg): Call it.
6481 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6483 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
6486 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6488 * doc/invoke.text (-fdump-tree-*-verbose): New option.
6489 * tree-dump.c (dump_options): New verbose option.
6490 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
6492 * tree-pass.h (TDF_VERBOSE): New dump flag.
6493 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
6494 (tree-flow.h): Added include.
6495 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
6497 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
6499 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
6501 From Jie Zhang <jie.zhang@analog.com>
6502 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6503 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
6504 mcpu=bf561-none and mcpu=bf561-0.2.
6505 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6506 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6507 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6508 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6509 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
6510 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
6511 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
6513 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
6514 (cputype_selected): Remove.
6515 (bfin_handle_option): Don't use cputype_selected.
6516 (override_options): When no mcpu option, enable all workarounds.
6517 Don't use bfin_workarounds.
6518 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
6520 (DEFAULT_CPU_TYPE): Don't define.
6522 2008-05-16 Richard Guenther <rguenther@suse.de>
6524 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
6525 on deletion of the last stmt.
6527 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6529 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
6530 V8HImode for SSE2 and V16QImode for SSE4.1.
6532 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6534 * cgraph.h (compute_inline_parameters): Made public.
6535 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
6536 variable_generate_summary, function_write_summary,
6537 variable_write_summary, variable_read_summary. Added generate_summary,
6538 write_summary, read_summary.
6539 * cgraphunit.c (cgraph_process_new_functions): Changed call from
6540 pass_ipa_inline.function_generate_summary, to
6541 compute_inline_parameters.
6542 * ipa-inline.c (compute_inline_parameters): Made public and added
6544 (compute_inline_parameters_for_current): New function.
6545 (pass_inline_param): Now calls compute_inline_parameters_for_current.
6546 (inline_generate_summary): Removed parameter and made to loop over
6548 (pass_ipa_inline): Updated for new IPA_PASS structure.
6549 * passes.c (execute_ipa_summary_passes): Now is called once per
6550 pass rather than once per node*pass.
6552 2008-05-15 Anatoly Sokolov <aesok@post.ru>
6554 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
6555 avr_have_mul_p, avr_asm_only_p): Remove variables.
6556 (avr_override_options): Remove initialization of removed variables.
6557 (avr_file_start): Convert removed variables to fields of
6558 'struct base_arch_s *avr_current_arch'.
6559 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
6560 (AVR_HAVE_MUL): (Ditto.).
6561 (AVR_HAVE_MOVW): (Ditto.).
6562 (AVR_HAVE_LPMX): (Ditto.).
6563 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
6564 avr_asm_only_p): Remove declaration.
6566 2008-05-15 Diego Novillo <dnovillo@google.com>
6568 * config/arm/arm.c (arm_return_in_memory): Fix return type.
6569 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
6571 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
6574 * combine.c (check_conversion): Rename back to check_promoted_subreg.
6575 Don't call record_truncated_value from here.
6576 (record_truncated_value): Turn it into a for_each_rtx callback.
6577 (record_truncated_values): New function.
6578 (combine_instructions): Call note_uses with record_truncated_values.
6579 Change name of check_conversion to check_promoted_subreg.
6581 2008-05-15 Janis Johnson <janis187@us.ibm.com>
6583 * doc/sourcebuild.texi: Document support for torture tests.
6585 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
6587 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
6588 to alternative 4 of operand 2.
6590 2008-05-15 Richard Guenther <rguenther@suse.de>
6592 * tree-pass.h (current_pass): Declare.
6593 (get_pass_for_id): Likewise.
6594 * passes.c (passes_by_id, passes_by_id_size): New globals.
6595 (set_pass_for_id): New function.
6596 (get_pass_for_id): Likewise.
6597 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
6598 (execute_function_todo): Flush per function statistics.
6599 * toplev.c (compile_file): Init statistics.
6600 (general_init): Do early statistics initialization.
6601 (finalize): Finish statistics.
6602 * statistics.h (statistics_early_init): Declare.
6603 (statistics_init): Likewise.
6604 (statistics_fini): Likewise.
6605 (statistics_fini_pass): Likewise.
6606 (statistics_counter_event): Likewise.
6607 (statistics_histogram_event): Likewise.
6608 * statistics.c: New file.
6609 * Makefile.in (OBJS-common): Add statistics.o.
6610 (statistics.o): Add dependencies.
6611 * doc/invoke.texi (-fdump-statistics): Document.
6613 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
6615 (execute_pre): Use statistics_counter_event.
6616 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
6617 (substitute_and_fold): Increment it. Use statistics_counter_event.
6619 2008-05-15 Diego Novillo <dnovillo@google.com>
6621 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
6623 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
6624 * tree-ssa-alias.c (new_type_alias): Remove references to
6625 sub-variables from comment.
6626 * tree-ssa-operands.c (swap_tree_operands): Likewise.
6628 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6630 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
6631 attribute to 1 only for insertps alternative.
6633 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
6635 * config/bfin/bfin.md (loadbytes): New pattern.
6636 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
6637 (bfin_init_builtins): Initialize it.
6638 (bdesc_1arg): Add it.
6640 2008-05-15 Sa Liu <saliu@de.ibm.com>
6642 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
6643 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
6644 * testsuite/lib/target-supports.exp: Add
6645 check_effective_target_fortran_integer_16.
6647 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
6649 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
6650 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
6651 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
6652 (TARGET_RETURN_IN_MEMORY): Define.
6654 2008-05-15 Richard Guenther <rguenther@suse.de>
6657 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
6658 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
6659 represent unmodifiable vars.
6661 2008-05-15 Richard Guenther <rguenther@suse.de>
6663 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
6664 INDIRECT_REF and TARGET_MEM_REF.
6665 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6668 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
6669 H.J. Lu <hongjiu.lu@intel.com>
6671 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
6672 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
6673 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
6674 insn alternatives. Add missing alternatives.
6675 (*vec_concatv2di_rex64_sse4_1): Likewise.
6676 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
6677 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
6680 2008-05-15 Richard Guenther <rguenther@suse.de>
6682 PR tree-optimization/36009
6683 PR tree-optimization/36204
6684 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
6685 (determine_invariantness_stmt): Record the loop a store is
6687 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
6690 2008-05-15 Richard Guenther <rguenther@suse.de>
6692 PR tree-optimization/34330
6693 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
6694 through the pointer will alias the SMT.
6696 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
6698 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
6700 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
6702 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
6704 2008-05-14 Michael Meissner <michael.meissner@amd.com>
6705 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6707 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
6708 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
6709 (vashl_optab): New optab for vector/vector shifts.
6710 (vashr_optab): Ditto.
6711 (vlshr_optab): Ditto.
6712 (vrotl_optab): Ditto.
6713 (vrotr_optab): Ditto.
6714 (optab_subtype): New enum for optab_for_tree_code call.
6715 (optab_for_tree_code): Add enum optab_subtype argument.
6717 * optabs.c (optab_for_tree_code): Take an additional argument to
6718 distinguish between a vector shift by a scalar and vector shift by
6719 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
6720 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
6721 vector shift by a vector.
6722 (expand_widen_pattern_expr): Pass additional argument to
6723 optab_for_tree_code.
6725 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
6726 vrotl_optab, vrotr_optab.
6728 * expr.c (expand_expr_real_1): Update calls to
6729 optab_for_tree_code to distinguish between vector shifted by a
6730 scalar and vector shifted by a vector.
6731 * tree-vectorizer.c (supportable_widening_operation): Ditto.
6732 (supportable_narrowing_operation): Ditto.
6733 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
6734 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
6735 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
6736 (vect_create_epilog_for_reduction): Ditto.
6737 (vectorizable_reduction): Ditto.
6738 (vectorizable_operation): Ditto.
6739 (vect_strided_store_supported): Ditto.
6740 (vect_strided_load_supported): Ditto.
6741 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6742 * expmed.c (expand_shift): Ditto.
6744 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
6746 (ashr@var{m}3): Ditto.
6747 (vashl@var{m}3): Document new vector/vector shift standard name.
6748 (vashr@var{m}3): Ditto.
6749 (vlshr@var{m}3): Ditto.
6750 (vrotl@var{m}3): Ditto.
6751 (vrotr@var{m}3): Ditto.
6753 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
6754 (PPERM_INVERT): Ditto.
6755 (PPERM_REVERSE): Ditto.
6756 (PPERM_REV_INV): Ditto.
6757 (PPERM_ZERO): Ditto.
6758 (PPERM_ONES): Ditto.
6759 (PPERM_SIGN): Ditto.
6760 (PPERM_INV_SIGN): Ditto.
6761 (PPERM_SRC1): Ditto.
6762 (PPERM_SRC2): Ditto.
6764 * config/i386/sse.md (mulv2di3): Add SSE5 support.
6765 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
6766 allows a memory operand to be the value being added, and split it
6767 to improve vectorization.
6768 (sse5_pmacsdqh_mem): Ditto.
6769 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
6770 (sse5_mulv2div2di3_high): Ditto.
6771 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
6772 (vec_pack_trunc_v4si): Ditto.
6773 (vec_pack_trunc_v2di): Ditto.
6774 (sse5_pcmov_<mode>): Remove code that tried to use use
6775 andps/andnps instead of pcmov.
6776 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
6777 pmacsdqh instructions.
6778 (vec_widen_smult_lo_v4si): Ditto.
6780 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
6781 (PPERM_INVERT): Ditto.
6782 (PPERM_REVERSE): Ditto.
6783 (PPERM_REV_INV): Ditto.
6784 (PPERM_ZERO): Ditto.
6785 (PPERM_ONES): Ditto.
6786 (PPERM_SIGN): Ditto.
6787 (PPERM_INV_SIGN): Ditto.
6788 (PPERM_SRC1): Ditto.
6789 (PPERM_SRC2): Ditto.
6790 (ix86_expand_sse_movcc): Move the SSE5 test after the if
6792 (ix86_expand_int_vcond): If SSE5 generate all possible integer
6794 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
6795 says ignore whether the last reference is a memory operand.
6797 2008-05-14 Michael Meissner <michael.meissner@amd.com>
6798 Paolo Bonzini <bonzini at gnu dot org>
6800 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
6803 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
6804 (vlshr<mode>3): Rename from vlshr<mode>3.
6805 (vashr<mode>3): Rename from vashr<mode>3.
6806 (mulv4sf3): Change the names of vector shift patterns.
6810 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
6813 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
6838 * config/spu/spu.md (v): New iterator macro to add v for vector types.
6839 (floatunssidf2_internal): Change vector/vector shift names.
6840 (floatunsdidf2_internal): Ditto.
6847 (vashl<mode>3): Rename from ashl<mode>3.
6848 (vashr<mode>3): Rename from ashr<mode>3.
6849 (vlshr<mode>3): Rename from lshr<mode>3.
6850 (vrotl<mode>3): Rename from rotl<mode>3.
6852 2008-05-14 Michael Meissner <michael.meissner@amd.com>
6855 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
6856 multiply gives the wrong value when doing widening multiplies.
6857 (vec_widen_smult_lo_v4si): Ditto.
6859 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
6861 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
6862 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
6863 emit_library_call_value.
6864 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
6865 * tree.h (ECF_LIBCALL_BLOCK): Removed.
6866 * calls.c (initialize_argument_information, precompute_arguments,
6867 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
6868 (precompute_arguments): Removed flags parameter.
6869 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
6871 2008-05-14 Richard Guenther <rguenther@suse.de>
6873 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
6874 Make sure to register the store if the use is a PHI_NODE.
6876 2008-05-14 Olivier Hainque <hainque@adacore.com>
6878 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
6879 memory if the component is to be referenced in BLKmode according
6880 to get_inner_reference.
6882 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
6884 * calls.c (emit_library_call_value_1): Restore code clearing
6885 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
6887 2008-05-14 Olivier Hainque <hainque@adacore.com>
6888 Nicolas Roche <roche@adacore.com>
6890 * configure.ac: Add support for a "gcc_subdir" variable in
6891 config-lang.in, to denote a subdirectory where the language/GCC
6892 integration files are to be found.
6893 * configure: Regenerate.
6895 2008-05-14 Ira Rosen <irar@il.ibm.com>
6897 PR tree-optimization/36098
6898 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
6899 value for the first load in the group in case of a gap.
6900 (vect_build_slp_tree): Check that there are no gaps in loads.
6902 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
6904 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
6905 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
6906 expand_copysign_bit, ): Change call to emit_no_conflict_block to
6907 emit_insn and remove unneeded code to construct extra args.
6908 (emit_no_conflict_block): Removed.
6909 * optabls.h: (emit_no_conflict_block): Removed.
6910 * cse.c (cse_extended_basic_block): Remove search for
6911 REG_NO_CONFLICT note.
6912 * global.c: Removed incorrect comment added in revision 117.
6913 * expr.c (convert_move): Change call to emit_no_conflict_block to
6915 * recog.c: Change comments so that they do not mention
6917 * local_alloc.c (combine_regs): Removed last parameter.
6918 (no_conflict_p): Removed.
6919 (block_alloc): Removed note, no_conflict_combined_regno and set
6920 local vars. Removed all code to process REG_NO_CONFLICT blocks.
6921 (combine_regs): Removed already_dead and code to look for
6922 REG_NO_CONFLICT notes.
6923 * lower_subreg (remove_retval_note): Removed code to look for
6924 REG_NO_CONFLICT block.
6925 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
6926 (resolve_clobber): Remove code to process libcalls that have
6927 REG_NO_CONFLICT notes.
6928 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
6930 * combine.c (can_combine_p, distribute_notes): Removed
6931 REG_NO_CONFLICT case.
6932 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
6934 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
6935 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
6937 * reg-notes.def (NO_CONFLICT): Removed.
6939 2008-05-14 David S. Miller <davem@davemloft.net>
6941 * config/sparc/sparc.c (sparc_profile_hook): If
6942 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
6943 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
6944 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
6946 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
6948 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
6950 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
6953 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
6954 and op1 expansion before vector concat to have less live pseudos.
6956 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
6958 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6959 ix86_expand_vector_set if supported.
6961 2008-05-13 Diego Novillo <dnovillo@google.com>
6962 Kenneth Zadeck <zadeck@naturalbridge.com>
6964 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
6966 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
6967 phinodes_print_statistics, init_ssanames, fini_ssanames,
6968 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
6969 release_ssa_name, release_defs, replace_ssa_name_symbol,
6970 ssanames_print_statistics): Move ...
6971 * tree-flow.h: ... here.
6972 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
6973 Use FN instead of cfun.
6974 (make_ssa_name_fn): Rename from make_ssa_name.
6975 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
6976 * tree-flow-inline.h (make_ssa_name): Move from
6977 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
6978 * omp-low.c (expand_omp_parallel):
6979 * tree-flow-inline.h (redirect_edge_var_map_result):
6980 * tree-ssa.c (init_tree_ssa): Add argument FN.
6981 Use it instead of cfun. Update all users.
6983 2008-05-13 Tom Tromey <tromey@redhat.com>
6985 PR preprocessor/22168:
6986 * doc/cpp.texi (Top): Update menu.
6987 (Alternatives to Wrapper #ifndef): New node.
6988 (Other Directives): Document deprecation.
6989 (Obsolete Features): Remove menu.
6990 (Assertions): Merge node into Obsolete Features.
6991 (Obsolete once-only headers): Move earlier; rename to Alternatives
6993 * doc/cppopts.texi: Update.
6994 * c.opt (Wdeprecated): Enable for C and ObjC.
6995 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
6996 (C++ Dialect Options): Move -Wno-deprecated from here to...
6997 (Warning Options): ... here.
6999 2008-05-13 Richard Guenther <rguenther@suse.de>
7002 * fold-const.c (fold_sign_changed_comparison): Do not allow
7003 changes in pointer-ness.
7005 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7008 * config/sh/sh.c (sh_expand_prologue): Don't clear
7009 RTX_FRAME_RELATED_P for push insns.
7011 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
7013 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
7015 2008-05-12 Anatoly Sokolov <aesok@post.ru>
7017 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
7018 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
7019 Use 'machine->is_leaf' instead of 'leaf_func_p'.
7021 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
7023 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
7024 (*vec_concatv4sf_sse): This.
7025 (*sse2_concatv2si): Renamed to ...
7026 (*vec_concatv2si_sse2): This.
7027 (*sse1_concatv2si): Renamed to ...
7028 (*vec_concatv2si_sse): This.
7029 (*vec_concatv2di_rex): Renamed to ...
7030 (*vec_concatv2di_rex64): This.
7031 (*vec_concatv2si_sse4_1): New.
7032 (*vec_concatv2di_rex64_sse4_1): Likewise.
7034 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
7036 PR rtl-optimization/36111
7037 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
7038 that was created for swappable operands.
7040 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
7043 * Makefile.in: Substitute GNATMAKE and GNATBIND.
7044 * configure.ac: Add call to ACX_PROG_GNAT.
7046 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
7048 * optc-gen.awk: Fix comment typo.
7050 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7052 * pretty-print.c (pp_integer_with_precision): Use
7053 HOST_LONG_LONG_FORMAT.
7055 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
7057 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
7059 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
7061 * config/i386/i386.c (bdesc_ptest): Removed.
7062 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
7063 (bdesc_args): Add __builtin_ia32_ptestz128,
7064 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
7065 (ix86_init_mmx_sse_builtins): Updated.
7066 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
7067 (ix86_expand_builtin): Updated.
7069 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
7071 * tree-cfg.c (valid_fixed_convert_types_p): New function.
7072 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
7074 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
7076 * value-prof.c (interesting_stringop_to_profile): Do not
7077 return early for BUILT_IN_MEMPCPY.
7079 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
7081 * calls.c (expand_call): Don't use callgraph to increase
7082 preferred_stack_boundary.
7084 * cgraph.h (cgraph_rtl_info): Use unsigned on
7085 preferred_incoming_stack_boundary.
7087 * final.c (rest_of_clean_state): Use unsigned on
7088 preferred_stack_boundary.
7090 2008-05-09 Tom Tromey <tromey@redhat.com>
7092 PR preprocessor/22231:
7093 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
7096 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
7098 PR tree-optimization/36129
7099 * tree-ssa-ccp.c: Include value-prof.h.
7100 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
7101 built-in function was folded to a constant.
7102 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
7104 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
7105 Sebastian Pop <sebastian.pop@amd.com>
7107 * tree-scalar-evolution.c: Document instantiate_scev.
7108 (instantiate_parameters_1): Renamed instantiate_scev_1.
7109 Don't use the same loop for instantiation_loop and evolution_loop.
7110 (instantiate_scev): New.
7111 (instantiate_parameters): Moved...
7112 (resolve_mixers): Update call to instantiate_scev_1 to pass the
7113 same loop twice. Maintains the semantics for this function.
7114 * tree-scalar-evolution.h (instantiate_scev): Declare.
7115 (instantiate_parameters): ...here. Now static inline.
7116 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
7117 instead of resolve_mixers.
7119 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7121 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
7123 2008-05-09 Tomas Bily <tbily@suse.cz>
7125 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
7126 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
7127 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7128 * c-common.c (c_common_truthvalue_conversion): Likewise.
7129 * tree-object-size.c (compute_object_offset): Likewise.
7130 * tree-inline.c (estimate_num_insns_1): Likewise.
7131 * varasm.c (const_hash_1, compare_constant, copy_constant)
7132 (compute_reloc_for_constant, output_addressed_constants)
7133 (initializer_constant_valid_p): Likewise.
7134 * c-omp.c (check_omp_for_incr_expr): Likewise.
7135 * gimplify.c (gimplify_expr): Likewise.
7136 * c-typeck.c (c_finish_return): Likewise.
7137 * tree-vectorizer.c (supportable_widening_operation)
7138 (supportable_narrowing_operation): Likewise.
7139 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
7140 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
7141 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7142 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
7143 (descr_info_loc): Likewise.
7144 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7145 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
7146 (fold_unary): Likewise.
7147 * builtins.c (get_pointer_alignment): Likewise.
7148 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
7149 (instantiate_parameters_1): Likewise.
7150 * tree.c (expr_align, stabilize_reference): Likewise.
7151 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
7152 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7153 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
7154 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7155 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
7156 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
7158 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
7159 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
7160 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7161 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
7162 (forward_propagate_comparison)
7163 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7164 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
7165 * emit-rtl.c (component_ref_for_mem_expr)
7166 (set_mem_attributes_minus_bitpos): Likewise.
7167 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7168 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
7170 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
7171 (build_function_call, pointer_diff, build_compound_expr)
7172 (c_finish_return): Likewise.
7173 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
7174 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
7176 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
7177 * expr.c (is_aligning_offset): Likewise.
7178 * tree-ssa-alias.c (is_escape_site): Likewise.
7179 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
7180 (check_all_va_list_escapes): Likewise.
7181 * tree-ssa-loop-ivopts.c (determine_base_object)
7182 (determine_common_wider_type): Likewise.
7183 * dojump.c (do_jump): Likewise.
7184 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
7185 * tree-gimple.c (is_gimple_cast): Likewise.
7186 * fold-const.c (decode_field_reference, )
7187 (fold_sign_changed_comparison, fold_unary, fold_comparison)
7188 (fold_binary): Likewise.
7189 * tree-ssa-alias-warnings.c (find_alias_site_helper)
7190 (already_warned_in_frontend_p): Likewise.
7191 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
7192 * tree.c (really_constant_p, get_unwidened): Likewise.
7193 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7194 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7195 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
7197 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
7199 (CONVERT_EXPR_P): Define.
7200 (CASE_CONVERT): Define.
7202 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7205 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
7206 (delete_unmarked_insns): When deleting a call, call
7207 delete_unreachable_blocks.
7208 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7209 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
7211 2008-05-08 Richard Guenther <rguenther@suse.de>
7213 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
7214 (-ftree-salias): Likewise.
7215 (salias-max-implicit-fields): Remove param documentation.
7216 (salias-max-array-elements): Likewise.
7217 * tree-pass.h (pass_create_structure_vars): Remove.
7218 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7219 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7220 * tree-ssa-alias.c (create_structure_vars): Remove.
7221 (gate_structure_vars): Likewise.
7222 (pass_create_structure_vars): Likewise.
7223 (gate_build_alias): Likewise.
7224 (pass_build_alias): Adjust to run always and dump the function.
7225 * common.opt (ftree-salias): Hide.
7226 * passes.c (init_optimization_passes): Remove
7227 pass_create_structure_vars, adjust comment.
7228 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7229 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7230 * opts.c (decode_options): Do not set flag_tree_salias.
7231 (common_handle_option): Add OPT_ftree_salias to the backward
7232 compatibility section.
7234 2008-05-08 Richard Guenther <rguenther@suse.de>
7236 * tree-flow-inline.h (var_can_have_subvars): Move ...
7237 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
7238 * tree-flow.h (var_can_have_subvars): Remove.
7239 (push_fields_onto_fieldstack): Remove.
7240 (sort_fieldstack): Likewise.
7241 (struct fieldoff): Move ...
7242 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
7243 alias_set and base_for_components fields.
7244 (sort_fieldstack): Make static.
7245 (push_fields_onto_fieldstack): Likewise. Remove code that
7246 handles anything but RECORD_TYPEs. Remove alias_set and
7247 base_for_components handling.
7248 (create_variable_info_for): Adjust.
7250 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
7252 * common.opt (Wframe-larger-than=): Shorten the help message
7254 * doc/invoke.texi (Wframe-larger-than=): Add more description.
7256 2008-05-08 Rafael Espindola <espindola@google.com>
7258 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
7260 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
7261 trap and that both operands are gimple values.
7262 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
7263 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
7266 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7268 * read-rtl.c (join_c_conditions): Return the first string if the
7269 two strings are equal.
7271 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7273 * gensupport.h (pred_data): Add a "num_codes" field.
7274 (add_predicate_code): Declare.
7275 * gensupport.c (add_predicate_code): New function.
7276 (std_pred_table): Add an "allows_const_p" field.
7277 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
7278 Remove the (incomplete) list of such codes from the codes field.
7279 (init_predicate_table): Use add_predicate_code. Add all
7280 RTX_CONST_OBJs if allows_const_p is true.
7281 * genrecog.c (process_define_predicate): Use add_predicate_code.
7283 2008-05-08 David Daney <ddaney@avtrex.com>
7284 Richard Sandiford <rsandifo@nildram.co.uk>
7286 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
7287 special case of constant zero operands.
7288 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
7289 old and new values. Special case constant zero values.
7290 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
7292 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
7293 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
7295 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
7298 * simplify-rtx.c (simplify_plus_minus): Create CONST of
7299 similar RTX_CONST_OBJ before CONST_INT.
7301 2008-05-08 Steve Ellcey <sje@cup.hp.com>
7303 * stmt.c (expand_stack_restore): Change sa mode if needed.
7305 2008-05-08 Richard Guenther <rguenther@suse.de>
7307 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
7308 return type to bool.
7309 (ix86_sol10_return_in_memory): Likewise.
7310 (ix86_i386elf_return_in_memory): Likewise.
7311 (ix86_i386interix_return_in_memory): Likewise.
7312 * config/i386/i386.c (ix86_return_in_memory): Likewise.
7313 (ix86_sol10_return_in_memory): Likewise.
7314 (ix86_i386elf_return_in_memory): Likewise.
7315 (ix86_i386interix_return_in_memory): Likewise.
7317 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7320 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
7322 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
7323 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
7326 2008-05-08 Richard Guenther <rguenther@suse.de>
7328 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
7329 * tree-data-ref.h (struct dr_alias): Remove subvars field.
7330 (DR_SUBVARS): Remove.
7331 * tree-dfa.c (dump_subvars_for): Remove.
7332 (debug_subvars_for): Likewise.
7333 (dump_variable): Do not dump subvars.
7334 (remove_referenced_var): Do not remove subvars.
7335 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
7336 (lookup_subvars_for_var): Remove.
7337 (get_subvars_for_var): Likewise.
7338 (get_subvars_at): Likewise.
7339 (get_first_overlapping_subvar): Likewise.
7340 (overlap_subvar): Likewise.
7341 * tree-flow.h (subvar_t): Remove.
7342 (struct var_ann_d): Remove subvars field.
7343 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
7344 argument. Remove special handling of SFTs.
7345 (compute_tag_properties): Likewise.
7346 (set_initial_properties): Likewise.
7347 (compute_call_clobbered): Likewise.
7348 (count_mem_refs): Likewise.
7349 (compute_memory_partitions): Likewise.
7350 (compute_flow_insensitive_aliasing): Likewise.
7351 (setup_pointers_and_addressables): Likewise.
7352 (new_type_alias): Likewise.
7353 (struct used_part): Remove.
7354 (used_portions): Likewise.
7355 (struct used_part_map): Likewise.
7356 (used_part_map_eq): Likewise.
7357 (used_part_map_hash): Likewise.
7358 (free_used_part_map): Likewise.
7359 (up_lookup): Likewise.
7360 (up_insert): Likewise.
7361 (get_or_create_used_part_for): Likewise.
7362 (create_sft): Likewise.
7363 (create_overlap_variables_for): Likewise.
7364 (find_used_portions): Likewise.
7365 (create_structure_vars): Likewise.
7366 * tree.def (STRUCT_FIELD_TAG): Remove.
7367 * tree.h (MTAG_P): Adjust.
7368 (struct tree_memory_tag): Remove base_for_components and
7369 unpartitionable flags.
7370 (struct tree_struct_field_tag): Remove.
7371 (SFT_PARENT_VAR): Likewise.
7372 (SFT_OFFSET): Likewise.
7373 (SFT_SIZE): Likewise.
7374 (SFT_NONADDRESSABLE_P): Likewise.
7375 (SFT_ALIAS_SET): Likewise.
7376 (SFT_UNPARTITIONABLE_P): Likewise.
7377 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
7378 (union tree_node): Remove sft field.
7379 * alias.c (get_alias_set): Remove special handling of SFTs.
7380 * print-tree.c (print_node): Remove handling of SFTs.
7381 * tree-dump.c (dequeue_and_dump): Likewise.
7382 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
7383 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
7384 * tree-predcom.c (set_alias_info): Do not set subvars.
7385 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
7386 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
7387 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
7388 (add_vars_for_offset): Remove.
7389 (add_virtual_operand): Remove special handling of SFTs.
7390 (add_call_clobber_ops): Likewise.
7391 (add_call_read_ops): Likewise.
7392 (get_asm_expr_operands): Likewise.
7393 (get_modify_stmt_operands): Likewise.
7394 (get_expr_operands): Likewise.
7395 (add_to_addressable_set): Likewise.
7396 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
7397 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7398 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
7399 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
7400 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
7401 (tree_node_structure): Likewise.
7402 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
7404 (find_what_p_points_to): Likewise.
7406 2008-05-08 Sa Liu <saliu@de.ibm.com>
7408 * config/spu/spu.md: Fixed subti3 pattern.
7410 2008-05-08 Richard Guenther <rguenther@suse.de>
7413 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
7414 sure to create a representative for trailing arrays for PTA.
7416 2008-05-08 Richard Guenther <rguenther@suse.de>
7419 * fold-const.c (operand_equal_p): Two objects which types
7420 differ in pointerness are not equal.
7422 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7424 * calls.c (compute_argument_block_size): Add argument tree fndecl.
7425 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
7426 (emit_library_call_value_1): Add new variable fndecl initialized by
7427 NULL_TREE. It should be the decl type of orgfun, but this information
7428 seems not to be available here, so it uses the default calling abi.
7429 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
7430 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
7431 by TARGET_RETURN_IN_MEMORY.
7432 * config/i386/i386-interix.h: Likewise.
7433 * config/i386/i386.h: Likewise.
7434 * config/i386/i386elf.h: Likewise.
7435 * config/i386/ptx4-i.h: Likewise.
7436 * config/i386/sol2-10.h: Likewise.
7437 * config/i386/sysv4.h: Likewise.
7438 * config/i386/vx-common.h: Likewise.
7439 * config/cris/cris.h: Removed #if 0 clause.
7440 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
7441 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
7443 (ix86_sol10_return_in_memory): Likewise.
7444 (ix86_i386elf_return_in_memory): New.
7445 (ix86_i386interix_return_in_memory): New.
7446 * config/mt/mt-protos.h (mt_return_in_memory): New.
7447 * config/mt/mt.c: Likewise.
7448 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7449 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
7450 * config/bfin/bfin.h: Likewise.
7451 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
7453 * config/bfin/bfin.c: Likewise.
7454 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7455 * config/alpha/unicosmk.h: Likewise.
7456 * config/i386/cygming.h: Likewise.
7457 * config/iq2000/iq2000.h: Likewise.
7458 * config/mips/mips.h: Likewise.
7459 * config/mn10300/mn10300.h: Likewise.
7460 * config/rs6000/rs6000.h: Likewise.
7461 * config/score/score.h: Likewise.
7462 * config/spu/spu.h: Likewise.
7463 * config/v850/v850.h: Likewise.
7464 * defaults.h: Likewise.
7465 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
7466 * expr.c (emit_block_move): Adjust use of
7467 OUTGOING_REG_PARM_STACK_SPACE.
7468 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
7469 OUTGOING_REG_PARM_STACK_SPACE.
7470 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
7472 2008-05-08 Jakub Jelinek <jakub@redhat.com>
7474 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
7475 on OMP_RETURN for OMP_FOR.
7478 * dwarf2out.c (dw_expand_expr, common_check): Removed.
7479 (fortran_common): New function.
7480 (gen_variable_die): Call fortran_common instead of common_check,
7481 adjust for it returning tree instead of rtx. Formatting.
7483 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7487 * see.c (see_copy_insn): Copy new pure const attributes for new call.
7488 * c-decl.c (merge_decls): Ditto.
7489 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
7490 to RTL_CONST_OR_PURE_CALL_P.
7491 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
7492 Initialized DECL_LOOPING_CONST_PURE.
7493 (process_call_operands): Set tree_side_effects properly.
7494 * tree.h (TREE_READONLY_DECL_P): Removed.
7495 (DECL_IS_PURE): Renamed to DECL_PURE_P.
7496 (DECL_LOOPING_OR_CONST_P): New macro.
7497 (struct tree_function_decl): Added looping_const_or_pure_p.
7499 (ECF_LOOPING_OR_CONST_P): New macro.
7500 * rtlanal.c (pure_const_p): Removed.
7501 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
7502 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
7503 to RTL_CONST_CALL_P.
7504 * ipa-pure-const.c (pure_const_state_e): Added looping field.
7505 (check_decl, check_tree, check_call, scan_function): Initialize
7507 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
7508 (static_execute): Set looping true for recursive functions.
7509 Undo setting state to IPA_NEITHER for recursive functions.
7511 * ifcvt.c (noce_can_store_speculate_p): Changed
7512 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
7513 RTL_CONST_OR_PURE_CALL_P.
7514 * dse.c (scan_insn): Ditto.
7515 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
7516 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
7517 RTL_CONST_OR_PURE_CALL_P.
7518 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
7519 pure_call_p to RTL_CONST_CALL_P.
7520 * gimplify.c (gimplify_call_expr): Clear side effects for
7521 non-looping pure and constant calls.
7522 * calls.c (emit_call_1): Set rtl flags from ecf flags.
7523 (flags_from_decl_or_type): Set ecf flags from decl flags.
7524 (initialize_argument_information): Turn off
7525 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
7526 Change const to pure if callee_copies is true rather than just
7528 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
7529 way of marking pure calls.
7530 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
7531 Remove hack that was supposed to fix pr7335 and remove old
7532 way of marking pure calls.
7533 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
7534 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
7535 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
7536 RTL_CONST_OR_PURE_CALL_P.
7537 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
7538 * loop-invariant.c (find_exits, find_invariant_bb): Changed
7539 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
7540 * sched-deps.c (schedule_analyze): Ditto.
7541 * rtl.h (struct rtx_def): Use call field, unchanging field, and
7542 return_val field of calls to represent pure and const function info.
7543 (CONST_OR_PURE_CALL_P): Deleted macro.
7544 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7545 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
7546 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
7548 * tree-optimize.c (execute_fixup_cfg): Added test for
7549 ECF_LOOPING_CONST_OR_PURE.
7550 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
7552 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
7553 effects for looping pure or const calls.
7554 (verify_gimple_expr): Added verification code.
7555 * config/alpha/alpha.c (alpha_legitimize_address,
7556 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
7558 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
7559 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
7560 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
7561 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
7562 RTL_CONST_OR_PURE_CALL_P.
7563 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
7564 and const calls to be deleted.
7566 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
7569 * config/i386/mmx.md (mmx_subv2sf3): New expander.
7570 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
7571 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
7572 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7573 to handle nonimmediate operands.
7574 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
7575 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
7576 to handle nonimmediate operands.
7577 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
7578 (mmx_pmulhrwv4hi3): New expander. Use
7579 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7580 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
7581 (sse2_umulv1siv1di3): New expander. Use
7582 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7583 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
7584 (mmx_eq<mode>3): New expander. Use
7585 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7586 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
7587 (mmx_uavgv8qi3): New expander. Use
7588 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7589 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
7590 (mmx_uavgv4hi3): New expander. Use
7591 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7593 * config/i386/sse.md
7594 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
7595 to handle nonimmediate operands.
7596 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
7597 to handle nonimmediate operands.
7598 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
7599 to handle nonimmediate operands.
7600 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
7601 to handle nonimmediate operands.
7602 (sse2_unpckhpd_exp): New expander. Use
7603 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7604 (sse2_unpcklpd_exp): New expander. Use
7605 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7606 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
7607 to handle nonimmediate operands.
7608 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
7609 to handle nonimmediate operands.
7610 (*sse2_<plusminus_insn><mode>3): Rename from
7611 sse2_<plusminus_insn><mode>3 insn pattern.
7612 (sse2_<plusminus_insn><mode>3): New expander. Use
7613 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7614 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
7615 (sse2_umulv2siv2di3): New expander. Use
7616 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7617 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
7618 (sse4_1_mulv2siv2di3): New expander. Use
7619 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7620 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
7621 (sse2_pmaddwd): New expander. Use
7622 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7623 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
7624 (sse2_eq<mode>3): New expander. Use
7625 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7626 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
7627 (sse4_1_eqv2di3): New expander. Use
7628 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7629 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
7630 (sse2_uavgv16qi3): New expander. Use
7631 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7632 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
7633 (sse2_uavgv16qi3): New expander. Use
7634 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7635 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
7636 (sse2_uavgv8hi3): New expander. Use
7637 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7638 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
7639 (ssse3_pmulhrswv8hi3): New expander. Use
7640 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7641 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
7642 (ssse3_pmulhrswv4hi3): New expander. Use
7643 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7645 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
7646 (<sse>_vmmul<mode>3): Ditto.
7647 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
7649 (ssse3_pmaddubsw128): Use register_operand for operand 1.
7650 (ssse3_pmaddubsw): Ditto.
7652 * config/i386/i386.c (struct_builtin_description)
7653 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
7654 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
7655 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
7656 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
7657 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
7658 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
7659 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
7660 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
7661 (ix86_fixup_binary_operands): Assert that src1
7662 and src2 must have the same mode when swapped.
7663 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
7664 and ix86_binary_operator_ok. Do not force operands in registers
7667 2008-05-07 Jan Hubicka <jh@suse.cz>
7669 * cgraph.c (dump_cgraph_node): Update.
7670 * cgraph.h (cgraph_local_info): Break out inline summary.
7671 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
7673 * ipa-inline (inline_summary): New accestor function.
7674 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
7675 cgraph_decide_inlining, compute_inline_parameters): Update.
7676 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
7678 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7680 Cleanup ColdFire scheduling support and add V4 pipeline model.
7682 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
7683 (define_attr cpu): Add cfv4 value.
7684 (define_attr type, define_attr type1): Merge into a single 'type'
7685 attribute. Update all uses.
7686 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
7687 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
7689 (define_attr opx_mem, define_attr opy_mem): Remove.
7690 (define_attr op_mem): Clean up, update comment.
7691 (define_attr size): Use specific values instead of general int.
7692 (define_attr guess, define_attr split): Remove. Update all uses.
7693 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
7694 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
7695 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
7696 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
7697 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
7698 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
7699 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
7700 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
7701 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
7702 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
7703 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
7704 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
7705 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
7706 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
7707 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
7708 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
7709 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
7710 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
7711 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
7712 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
7713 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
7714 Update or set attributes.
7715 (stack_tie): New fake instruction.
7717 * config/m68k/m68k.h (TUNE_CFV4): New macro.
7718 (m68k_sched_attr_size): Update declaration.
7719 (m68k_sched_attr_type2): Remove.
7720 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
7721 Declare new bypass predicates.
7723 * config/m68k/m68k.c (m68k_sched_issue_rate,
7724 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
7726 (TARGET_SCHED_ISSUE_RATE,
7727 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
7728 (override_options): Handle scheduling for ColdFire V4 core.
7729 (m68k_expand_prologue): Emit stack_tie.
7730 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
7731 'OP_TYPE_FPN'. Update all uses.
7732 (sched_guess_p): Remove.
7733 (sched_address_type): Handle symbolic addresses.
7734 (sched_get_operand): New static function.
7735 (sched_operand_type): Merge into sched_attr_op_type.
7736 (sched_attr_op_type): Handle FP registers, handle quick constants,
7738 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
7739 (m68k_sched_attr_size): Update. Move logic to ...
7740 (sched_get_attr_size_int): New static function.
7741 (sched_get_opxy_mem_type): New static function.
7742 (m68k_sched_attr_op_mem): Update.
7743 (m68k_sched_attr_type2): Remove.
7744 (sched_cfv4_bypass_data): New static variable.
7745 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
7746 (m68k_sched_issue_rate): Implement scheduler hook.
7747 (struct _sched_ib: enabled_p): New field.
7748 (m68k_sched_variable_issue): Update. Handle V4.
7749 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
7750 sched_dump_class_func_t, sched_dump_split_class,
7751 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
7752 sched_dump_dfa_class, m68k_sched_dump): Remove.
7753 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
7755 (m68k_sched_init_global): Remove statisctics dumping, introduce
7756 sanity check that all instructions have pipeline reservations. Handle
7758 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7759 Handle ColdFire V4 core.
7760 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
7761 New static functions.
7762 (m68k_sched_address_bypass_p): New bypass predicate.
7763 (sched_get_indexed_address_scale): New static function.
7764 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
7766 * cf.md: Update comments.
7767 (define_attr type2): Remove. Use 'type' attribute instead.
7769 (cf_ib): Rename to cfv123_ib. Update all uses.
7770 (cf_oep): Rename to cfv123_oep. Update all uses.
7771 (cf_chr): Rename to cfv123_chr. Update all uses.
7772 (cf_mem): Rename to cfv123_mem. Update all uses.
7773 (cf_mac): Move to more appropriate place.
7774 (cfv123_guess): New automaton and cpu_unit.
7775 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
7776 Update uses of 'size' attribute. Handle before reload scheduling.
7777 (cfv123_guess): New dummy reservation for unhandled instructions.
7778 (cfv4_*): Pipeline description of ColdFire V4 core.
7779 (ignore): New reservation to handle 'ignore' type.
7781 2008-05-07 Ian Lance Taylor <iant@google.com>
7784 * gimplify.c (find_single_pointer_decl_1): Don't look through
7786 (find_single_pointer_decl): Adjust comments.
7788 2008-05-07 Jakub Jelinek <jakub@redhat.com>
7791 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
7792 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
7795 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
7796 integral type rather than floating point, then VIEW_CONVERT_EXPR
7797 to the floating point type.
7799 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
7801 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
7802 TFmode op0 to register.
7804 2008-05-07 Alan Modra <amodra@bigpond.net.au>
7806 * c-decl.c (grokdeclarator): Comment typo.
7808 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
7810 * tree-flow.h: Remove prototype for computed_goto_p.
7811 * tree-cfg.c (computed_goto_p): Make static.
7813 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
7816 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
7817 (contains_aligned_value_p): This. Handle _Decimal128.
7818 (ix86_function_arg_boundary): Only align _Decimal128 to its
7819 natural boundary and handle it properly.
7821 2008-05-06 Martin Jambor <mjambor@suse.cz>
7823 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
7824 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
7825 (ipcp_method_set_orig_node): Removed.
7826 (ipcp_cval_get_cvalue_type): Removed.
7827 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
7828 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
7829 (ipcp_cval_set_cvalue_type): Removed.
7830 (ipcp_cval_get_cvalue): Removed.
7831 (ipcp_cval_set_cvalue): Removed.
7832 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
7833 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
7834 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
7835 (ipcp_cval_meet): Renamed to ipa_lattice_meet
7836 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
7837 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
7838 (ipcp_get_ith_lattice): Changed parameters.
7839 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
7840 (ipcp_lattice_from_jfunc): Changed parameters.
7841 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
7842 (ipcp_method_cval_print): Added temporary variable info.
7843 (ipcp_redirect): Removed already unused local variable caller.
7844 (ipcp_redirect): New temporary variable orig_callee_info
7845 (ipcp_redirect): Removed newly unused local variable callee.
7846 (ipcp_redirect): Removed (a bit confusing) local variable type.
7847 (ipcp_insert_stage): Added local variable info.
7848 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
7850 (ipcp_formal_create): Removed.
7851 (ipcp_method_cval_set): Removed.
7852 (ipcp_propagate_stage): Renamed lattice variables.
7853 (ipcp_method_cval_set_cvalue_type): Removed.
7854 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
7855 (ipcp_print_all_lattices): Changed printed strings to refer to
7856 lattices rather than cvals.
7857 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
7858 (ipcp_propagate_const): Changed formal parameters.
7859 (build_const_val): Changed formal parameters.
7860 (ipcp_insert_stage): Removed useless variable cvalue
7861 (build_const_val): Changed formal parameters.
7862 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
7863 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
7864 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
7865 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
7866 (ipcp_print_func_profile_counts): Changed string from "method" to
7868 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
7869 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
7870 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
7871 (ipcp_structures_print): Renamed to ipcp_print_all_structures
7872 (ipcp_profile_print): Renamed to ipcp_print_profile_data
7873 (ipcp_lat_is_const): Changed parameters and made inline.
7874 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
7875 (ipcp_redirect): Renamed to ipcp_need_redirect_p
7876 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
7877 the predicate condition directly
7878 (ipcp_propagate_stage): Added local variable args. Removed local
7879 variable callee. (Both are mere code simplifications.)
7880 (ipcp_method_dont_insert_const): Renamed to
7881 ipcp_node_not_modifiable_p.
7882 (ipcp_node_not_modifiable_p): Made inline.
7883 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
7884 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
7885 (ipcp_print_all_lattices): Removed variable cvalue
7886 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
7889 2008-05-06 Olivier Hainque <hainque@adacore.com>
7891 * tree-sra.c (try_instantiate_multiple_fields): Early return
7892 if field has POINTER_TYPE.
7894 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
7896 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
7897 by using 'q' specifier for instruction.
7898 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
7900 2008-05-06 Anatoly Sokolov <aesok@post.ru>
7902 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
7903 Change mode of zero_extract from QImode to HImode.
7904 (sign bit tests peepholes): (Ditto.).
7906 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
7908 * config/i386/mmx.md: Remove double backslashes from asm templates.
7909 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
7910 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7911 to handle nonimmediate operands.
7912 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
7913 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7914 to handle nonimmediate operands.
7915 (*mmx_<code>v2sf3_finite): New insn pattern.
7916 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
7917 (mmx_<code>v2sf3): New expander. Use
7918 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7919 (mmx_<plusminus_insn><mode>3): New expander. Use
7920 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7921 (*mmx_<plusminus_insn><mode>3): New insn pattern.
7922 (mmx_add<mode>3): Removed.
7923 (mmx_ssadd<mode>3): Ditto.
7924 (mmx_usadd<mode>3): Ditto.
7925 (mmx_sub<mode>3): Ditto.
7926 (mmx_sssub<mode>3): Ditto.
7927 (mmx_ussub<mode>3): Ditto.
7928 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
7929 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
7930 to handle nonimmediate operands.
7931 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
7933 (mmx_smulv4hi3_highpart): New expander. Use
7934 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7935 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
7937 (mmx_umulv4hi3_highpart): New expander. Use
7938 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7939 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
7940 (mmx_<code>v4hi3): New expander. Use
7941 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7942 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
7943 (mmx_<code>v8qi3): New expander. Use
7944 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7945 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
7946 (mmx_<code><mode>3): New expander. Use
7947 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7949 2008-05-05 Jan Hubicka <jh@suse.cz>
7951 PR tree-optimization/36118
7952 * passes.c (pass_init_dump_file): Fix dump header.
7954 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7957 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
7958 VCE for function decls.
7960 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
7962 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
7964 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
7966 * config/i386/i386.md (sat_plusminus): New.
7967 (plusminus_insn): Likewise.
7968 (plusminus_mnemonic): Likewise.
7970 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
7971 (*<addsub><mode>3_cc_overflow): Renamed to ...
7972 (*<plusminus_insn><mode>3_cc_overflow): This.
7973 (*<addsub>si3_zext_cc_overflow): Renamed to ...
7974 (*<plusminus_insn>si3_zext_cc_overflow): This.
7976 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
7977 (<plusminus_insn><mode>3): This.
7978 (*<addsub><mode>3): Renamed to ...
7979 (*<plusminus_insn><mode>3): This.
7980 (<sse>_vm<addsub><mode>3): Renamed to ...
7981 (<sse>_vm<plusminus_insn><mode>3): This.
7982 (sse3_h<addsub>v4sf3): Renamed to ...
7983 (sse3_h<plusminus_insn>v4sf3): This.
7984 (sse3_h<addsub>v2df3): Renamed to ...
7985 (sse3_h<plusminus_insn>v2df3): This.
7986 (<plusminus_insn><mode>3): New.
7987 (*<plusminus_insn><mode>3): Likewise.
7988 (sse2_<plusminus_insn><mode>3): Likewise.
7989 (add<mode>): Removed.
7990 (*add<mode>3): Likewise.
7991 (sse2_ssadd<mode>3): Likewise.
7992 (sse2_usadd<mode>3): Likewise.
7993 (sub<mode>3): Likewise.
7994 (*sub<mode>3): Likewise.
7995 (sse2_sssub<mode>3): Likewise.
7996 (sse2_ussub<mode>3): Likewise.
7998 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
8000 * gthr-single.h: Add in required interface elements as per gthr.h.
8001 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
8002 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
8003 Generalize UNUSED macro.
8004 (__gthread_once): Add.
8005 (__gthread_key_create): Add.
8006 (__gthread_key_delete): Add.
8007 (__gthread_getspecific): Add.
8008 (__gthread_setspecific): Add.
8010 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
8012 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
8013 the same size types for the indirect reference on the rhs, then
8016 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
8018 * config/i386/i386.md
8019 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
8020 one insn template instead of template series.
8021 (*xordi_1_rex64): Ditto.
8022 (*xordi_2_rex64): Ditto.
8024 2008-05-05 Ira Rosen <irar@il.ibm.com>
8026 PR tree-optimization/36119
8027 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
8030 2008-06-04 Jan Hubicka <jh@suse.cz>
8032 tree-optimization/36100
8033 * tree-pass.h (pass_O0_always_inline): Declare.
8034 * ipa-inline.c (inline_transform): Remove dead code.
8035 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8036 pass_O0_always_inline): New.
8037 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
8039 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
8041 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
8042 mnemonic in this_param move for TARGET_64BIT.
8044 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
8046 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
8047 (*strmovsi_rex_1): Ditto.
8048 (*strsetsi_1): Ditto.
8049 (*strsetsi_rex_1): Ditto.
8051 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
8052 adddicc expanders using SWI mode iterator.
8054 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
8057 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
8060 2008-05-04 David S. Miller <davem@davemloft.net>
8062 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
8063 (sparc*-*-linux*): Use linux.h in tm_file.
8064 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
8065 compiler defaulting to 32-bit.
8066 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
8068 * config/sparc/linux.h: Remove definitions now obtained
8069 properly from linux.h
8070 * config/sparc/linux64.h: Likewise.
8071 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
8072 don't want this setting for 32-bit builds in a biarch compiler.
8073 * doc/install.texi: Add sparc-linux to list of targets
8074 supporting --enable-targets=all.
8076 2008-05-03 Andrew Pinski <pinskia@gmail.com>
8078 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
8080 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
8082 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
8083 after V4SI_FTYPE_V8HI.
8084 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
8085 case V4SI_FTYPE_V2DF.
8087 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
8089 * doc/invoke.texi (max-flow-memory-locations): Removed.
8090 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
8092 2008-05-03 Richard Guenther <rguenther@suse.de>
8095 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
8097 2008-05-02 David S. Miller <davem@davemloft.net>
8099 * config.gcc (need_64bit_hwint): Document libcpp dependency.
8101 2008-05-02 Simon Baldwin <simonb@google.com>
8104 * c-common.h (warn_array_subscript_range): Removed.
8105 * c-common.c (warn_array_subscript_range): Ditto.
8106 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
8107 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
8109 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8111 * config/i386/i386.c (ix86_special_builtin_type): New.
8112 (bdesc_special_args): Likewise.
8113 (ix86_expand_special_args_builtin): Likewise.
8114 (ix86_init_mmx_sse_builtins): Updated.
8115 (ix86_expand_builtin): Updated.
8116 (ix86_expand_store_builtin): Removed.
8117 (ix86_expand_unop_builtin): Likewise.
8119 * config/i386/mm3dnow.h (__v2sf): Moved to ...
8120 * config/i386/mmintrin.h (__v2sf): Here.
8122 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
8124 (_mm_loadl_pi): Likewise.
8125 (_mm_storeh_pi): Replace __v2si with __v2sf.
8126 (_mm_storel_pi): Likewise.
8128 * doc/extend.texi: Correct __builtin_ia32_loadhps,
8129 __builtin_ia32_loadlps, __builtin_ia32_storehps,
8130 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
8131 __builtin_ia32_loadlpd.
8133 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8135 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
8136 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
8137 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
8138 (ix86_init_mmx_sse_builtins): Updated.
8139 (ix86_expand_args_builtin): Likewise.
8140 (ix86_expand_builtin): Likewise.
8141 (ix86_expand_unop1_builtin): Renamed to ...
8142 (ix86_expand_unop_vec_merge_builtin): This.
8144 2008-05-01 Jan Hubicka <jh@suse.cz>
8147 * ipa-inline.c (inline_generate_summary): Make static.
8148 (inline_transform): Do not call inlining at -O0; make static.
8149 * passes.c (execute_todo): Add sanity check.
8150 (execute_one_ipa_transform_pass): Execute proper flags.
8152 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
8154 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
8155 (DECL_NONADDRESSABLE_P): Likewise.
8156 * alias.c (record_component_aliases): Fix comment.
8158 2008-05-01 Simon Baldwin <simonb@google.com>
8160 * c-common.h (warn_array_subscript_range): New function.
8161 * c-common.c (warn_array_subscript_range): Ditto.
8162 * tree-vrp.c (check_array_ref): Corrected code to agree with
8163 comment, ignoring only arrays of size 0 or size 1.
8164 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
8166 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8168 * config/i386/i386.c (ix86_builtin_type): Replace
8169 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
8170 (bdesc_args): Updated.
8171 (ix86_init_mmx_sse_builtins): Likewise.
8172 (ix86_expand_args_builtin): Likewise.
8174 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
8177 * doc/extend.texi: Correct __builtin_ia32_palignr.
8179 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8182 * config/i386/i386.c (bdesc_crc32): Removed.
8183 (ix86_expand_crc32): Likewise.
8184 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
8185 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
8186 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
8187 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
8188 UINT_FTYPE_UINT_UCHAR.
8189 (bdesc_args): Updated. Add crc32 builtins.
8190 (ix86_init_mmx_sse_builtins): Updated.
8191 (ix86_expand_args_builtin): Updated to support subreg.
8193 * doc/extend.texi: Correct __builtin_ia32_crc32di.
8195 2008-05-01 Jan Hubicka <jh@suse.cz>
8197 * tree-pass.h (opt_pass): Add IPA_PASS.
8198 (varpool_node, cgraph_node): Forward declare.
8199 (ipa_opt_pass): Define.
8200 (pass_ipa_inline): Turn into ipa_opt_pass.
8201 (pass_apply_inline): Remove.
8202 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
8203 (apply_inline): Turn into ....
8204 (inline_transform): ... this one.
8205 (inline_generate_summary): New function.
8206 (pass_apply_inline): Remove.
8207 * function.h (ipa_opt_pass): Forward declare structure; typedef;
8209 (struct function): Add ipa_transforms_to_apply.
8210 * passes.c (register_one_dump_file): Work on IPA_PASS.
8211 (init_optimization_passes): Remove pass_inline_parameters and
8213 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
8214 (execute_one_pass) ... here; apply transforms when possible.
8215 (add_ipa_transform_pass, execute_ipa_summary_asses,
8216 execute_one_ipa_transform_pass): New.
8217 (execute_ipa_pass_list): Update for IPA_PASS type.
8219 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8221 * config/i386/i386.c (ix86_builtin_type): Add
8222 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
8223 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
8224 (bdesc_args): Add SSE4a builtins.
8225 (ix86_init_mmx_sse_builtins): Updated.
8226 (ix86_expand_args_builtin): Likewise.
8227 (ix86_expand_builtin): Likewise.
8229 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8231 * config/i386/i386.c (ix86_builtin_type): Add
8232 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
8233 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
8234 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
8235 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
8236 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
8237 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
8238 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
8239 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
8240 and DI_FTYPE_DI_DI_INT.
8241 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
8242 (ix86_init_mmx_sse_builtins): Updated.
8243 (ix86_expand_args_builtin): Likewise.
8244 (ix86_expand_builtin): Likewise.
8245 (ix86_expand_binop_imm_builtin): Removed.
8247 * doc/extend.texi: Correct __builtin_ia32_palignr128.
8249 2008-04-30 Richard Guenther <rguenther@suse.de>
8251 PR tree-optimization/32921
8252 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
8254 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
8256 * config/arm/arm.c (arm_unwind_emit): Use
8257 crtl->all_throwers_are_sibcalls instead of
8258 cfun->all_throwers_are_sibcalls.
8259 (arm_output_fn_unwind): Likewise.
8260 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
8261 instead of cfun->uses_pic_offset_table.
8262 (frv_expand_prologue): Likewise.
8263 (frv_frame_pointer_required): Likewise.
8264 (frv_expand_fdpic_call): Likewise.
8265 (frv_emit_movsi): Likewise.
8266 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
8267 cfun->returns_pcc_struct instead of
8268 current_function_returns_pcc_struct.
8269 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
8270 instead of cfun->calls_eh_return.
8271 (m32c_pushm_popm): Likewise.
8272 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
8273 "extern" declaration.
8275 2008-04-30 Richard Guenther <rguenther@suse.de>
8277 PR tree-optimization/21636
8278 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
8280 (evaluate_stmt): Print the likely value.
8281 (ccp_visit_stmt): Avoid excessive vertical spacing.
8283 2008-04-30 Rafael Espindola <espindola@google.com>
8285 * builtins.c (fold_call_expr): Return realret.
8286 * tree-ssa-threadedge.c
8287 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8288 __builtin_object_size.
8290 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
8292 * gcc.c (wrapper_string): New variable.
8293 (insert_wrapper): New function.
8294 (execute): New option -wrapper.
8295 * doc/invoke.texi (Overall Options): New driver option -wrapper.
8297 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
8299 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
8300 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
8301 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
8303 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
8304 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
8305 config/rs6000/e500crtres64gprctr.asm,
8306 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
8307 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
8308 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
8309 config/rs6000/e500crtsav64gprctr.asm,
8310 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
8311 config/rs6000/e500crtsavg64gprctr.asm: New files.
8312 * config/rs6000/t-ppccomm: Add build rules for new files.
8313 (LIB2FUNCS_STATIC_EXTRA): Add new files.
8314 * config/rs6000/t-netbsd: Add build rules for new files.
8315 (LIB2FUNCS_STATIC_EXTRA): New variable.
8316 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
8317 (CRTSAVRES_DEFAULT_SPEC): Likewise.
8318 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
8320 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
8322 * config/i386/i386.c (ix86_builtin_type): Add
8323 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
8324 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
8325 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
8326 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
8327 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
8328 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
8329 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
8330 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
8331 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
8332 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
8333 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
8334 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
8335 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
8336 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
8337 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
8338 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
8339 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
8340 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
8341 V1DI_FTYPE_V2SI_V2SI.
8342 (bdesc_2arg): Moved to ...
8344 (ix86_init_mmx_sse_builtins): Updated.
8345 (ix86_expand_args_builtin): Updated. Take a pointer
8346 to const struct builtin_description. Handle comparison
8348 (ix86_expand_sse_compare): Take a new argument for swapping operands.
8349 (ix86_expand_builtin): Updated.
8351 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
8352 (ssse3_pmaddubsw128): This.
8353 (ssse3_pmaddubswv4hi3): Renamed to ...
8354 (ssse3_pmaddubsw): This.
8356 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
8357 (__builtin_ia32_packssdw128): Likewise.
8358 (__builtin_ia32_packuswb128): Likewise.
8359 (__builtin_ia32_pmaddubsw): Likewise.
8360 (__builtin_ia32_pmaddubsw128): Likewise.
8362 2008-04-30 Richard Guenther <rguenther@suse.de>
8364 PR tree-optimization/14847
8365 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
8366 (recognize_bits_test): Use it.
8367 (recognize_single_bit_test): Likewise.
8369 2008-04-30 Martin Jambor <mjambor@suse.cz>
8371 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
8372 instead of setting number of formal parameters to zero.
8373 (ipcp_init_stage): Do not set the number of actual parameters to zero
8375 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
8376 which are called with variable number of arguments.
8377 (ipcp_insert_stage): Explicitely skipping all nodes which are
8378 called with variable number of arguments.
8379 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
8380 number of parameters.
8382 * ipa-prop.h (struct ipa_node_params): Added flag
8383 called_with_var_arguments
8384 (ipa_set_param_count): Added. Changed sole setter to use it.
8385 (ipa_get_param_count): Added. All readers of param_count
8386 converted to use it instead.
8387 (ipa_set_called_with_variable_arg): Added.
8388 (ipa_is_called_with_var_arguments): Added.
8389 (ipa_get_ith_param): Added. All readers of param_decls converted
8391 (ipa_set_cs_argument_count): Added, sole writer to argument_count
8393 (ipa_get_cs_argument_count): Added, all readers of argument_count
8395 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
8398 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
8399 (struct ipcp_lattice): Renamed cval_type to type
8400 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
8402 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
8403 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
8404 (ipcp_insert_stage): Changed the type of variable cvalue to tree
8405 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
8406 (build_const_val): Changed the type of parameter cvalue to tree
8407 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
8408 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
8410 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
8413 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
8414 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
8415 (ipa_add_method): Renamed to ipa_push_func_to_list
8416 (ipa_remove_method): Renamed to ipa_pop_func_from_list
8417 (ipa_callsite_param_count): Removed.
8418 (ipa_callsite_param_count_set): Removed.
8419 (ipa_callsite_param): Removed.
8420 (ipa_callsite_callee): Removed.
8421 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
8422 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
8423 (ipa_method_formal_count): Removed.
8424 (ipa_method_formal_count_set): Removed.
8425 (ipa_method_get_tree): Removed.
8426 (ipa_method_tree_map_create): Removed.
8427 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
8428 (ipa_create_param_decls_array): Creates the array itself
8429 (ipa_create_param_decls_array): Temporary variable info instead of
8431 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
8432 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
8433 (get_type): Removed.
8434 (ipa_jf_get_info_type): Removed.
8435 (ipa_node_create): Renamed to ipa_create_node_params
8436 (ipa_free): Renamed to ipa_free_all_node_params
8437 (ipa_nodes_create): Renamed to ipa_create_all_node_params
8438 (ipa_edges_create): Renamed to ipa_create_all_edge_args
8439 (ipa_edges_free): Renamed to ipa_free_all_edge_args
8440 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
8441 (ipa_free_all_node_params): Deallocation to jump_functions moved to
8442 ipa_free_all_edge_args
8443 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
8444 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
8445 (ipa_create_methodlist_node): Removed.
8446 (ipa_methodlist_method): Removed.
8447 (ipa_methodlist_method_set): Removed.
8448 (ipa_methodlist_next_method): Removed.
8449 (ipa_methodlist_next_method_set): Removed.
8450 (ipa_method_is_modified): Removed.
8451 (ipa_method_modify_create): Removed.
8452 (ipa_method_modify_init): Temporary variable info instead of a few
8454 (ipa_detect_param_modifications): Temporary variable info instead of
8456 (ipa_compute_jump_functions): Temporary variable info instead of
8458 (ipa_method_modify_set): Removed.
8459 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
8460 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
8461 than craph_node as the first parameter.
8462 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
8463 (ipa_method_modify_init): Removed.
8464 (ipa_compute_jump_functions): Added a temp variable instead of
8465 repeatadly dereferencing the cgraph_edge.aux pointer
8466 (ipa_callsite_param_set_type): Removed.
8467 (ipa_compute_jump_functions): i renamed to index and moved to
8469 (ipa_callsite_param_set_info_type_formal): Removed.
8470 (ipa_callsite_param_set_info_type): Removed.
8471 (ipa_callsite_param_map_create): Removed.
8472 (ipa_callsite_tree): Removed.
8473 (ipa_callsite_caller): Removed.
8474 (ipa_pop_func_from_list): return_method removed to return_func
8476 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
8477 prefixed all values with IPA_. Changed all users.
8478 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
8479 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
8480 and FORMAL_IPATYPE IPA_PASS_THROUGH.
8481 (union parameter_info): Renamed to jump_func_value.
8482 (union jump_func_value): Renamed value to constant
8483 (struct ipa_jump_func): Renamed info_type to value
8484 (struct ipa_node): Renamed to ipa_node_params
8485 (struct ipa_node_params): Renamed ipa_arg_num to param_count
8486 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
8487 (struct ipa_node_params): Renamed ipa_mod to modified_flags
8488 (struct ipa_edge): Renamed to ipa_edge_args
8489 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
8490 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
8491 (struct ipa_methodlist): Renamed to ipa_func_list
8492 (struct ipa_func_list): method_p renamed to node, next_method
8494 (ipa_methodlist_p): Removed, switched all users to struct pointer
8495 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
8497 2008-04-30 Alan Modra <amodra@bigpond.net.au>
8499 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
8500 (rs6000_emit_epilogue): Use backchain to restore only when we
8501 have a large frame. Make use of frame pointer to restore if we
8502 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
8504 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
8506 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8507 Add mode to zero_extract.
8508 (sign bit tests peepholes): (Ditto.).
8510 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
8512 * config/i386/i386.c (ix86_builtins): Replace Prescott New
8513 Instructions in comments with SSE3.
8514 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
8515 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
8516 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
8517 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
8518 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
8519 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
8520 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
8521 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
8522 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
8523 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
8524 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
8525 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
8526 (bdesc_sse_args): Renamed to ...
8527 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
8528 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
8529 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
8531 (bdesc_1arg): Moved to ...
8533 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
8534 Instructions in comments with SSE3.
8535 (ix86_expand_sse_operands_builtin): Renamed to ...
8536 (ix86_expand_args_builtin): This. Updated.
8537 (ix86_expand_unop1_builtin): Update comments.
8538 (ix86_expand_builtin): Updated.
8540 2008-04-29 Richard Guenther <rguenther@suse.de>
8542 PR tree-optimization/36078
8543 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
8544 Update virtual SSA form after cleaning up the CFG.
8546 2008-04-29 Richard Guenther <rguenther@suse.de>
8549 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
8551 2008-04-29 Richard Guenther <rguenther@suse.de>
8553 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
8554 (compute_may_aliases): Do not call finalize_ref_all_pointers.
8555 (compute_flow_insensitive_aliasing): Do not treat
8556 PTR_IS_REF_ALL pointers special.
8557 (get_smt_for): Likewise.
8558 (may_alias_p): Re-structure.
8559 (is_escape_site): A ref-all pointer conversion is not an escape site.
8560 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
8561 PTR_IS_REF_ALL pointers special.
8562 * tree-ssa-structalias.h (struct alias_info): Remove
8563 ref_all_symbol_mem_tag field.
8564 (PTR_IS_REF_ALL): Remove.
8566 2008-04-29 Richard Guenther <rguenther@suse.de>
8569 * fold-const.c (extract_muldiv_1): In combining division constants
8570 make sure to never overflow.
8572 2008-04-29 Nick Clifton <nickc@redhat.com>
8574 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
8576 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8579 * optc-gen.awk: Work around HP-UX/IA awk bug.
8581 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
8583 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
8586 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
8589 * config/i386/i386.md
8590 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
8591 Change operand 1 predicate to nonimmediate_operand.
8593 2008-04-28 Jakub Jelinek <jakub@redhat.com>
8596 * dwarf2out.c (struct die_struct): Mark as chain_circular through
8598 * gengtype.c (walk_type, write_func_for_structure): Handle
8600 * doc/gty.texi: Document chain_circular.
8602 2008-04-28 Richard Guenther <rguenther@suse.de>
8604 PR tree-optimization/36066
8605 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
8608 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
8611 * config/i386/i386.md
8612 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
8613 Use match_scratch instead of match_operand for operands 3 and 4.
8615 2008-04-27 Richard Guenther <rguenther@suse.de>
8617 PR tree-optimization/18754
8618 PR tree-optimization/34223
8619 * tree-pass.h (pass_complete_unrolli): Declare.
8620 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
8621 loop size before and after unconditionally of UL_NO_GROWTH in effect.
8622 Rewrite loop into loop closed SSA form if it is not already.
8623 (tree_unroll_loops_completely): Re-structure to iterate over
8624 innermost loops with intermediate CFG cleanups.
8625 Unroll outermost loops only if requested or the code does not grow
8627 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
8628 loops are available.
8629 (tree_vectorize): Instead do so here.
8630 (tree_complete_unroll): Also unroll outermost loops.
8631 (tree_complete_unroll_inner): New function.
8632 (gate_tree_complete_unroll_inner): Likewise.
8633 (pass_complete_unrolli): New pass.
8634 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
8635 uses outside of the loop.
8636 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
8637 form if it is available.
8638 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
8639 * passes.c (init_optimization_passes): Schedule complete inner
8640 loop unrolling pass before the first CCP pass after final inlining.
8642 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
8644 * targhooks.h (default_emutls_var_fields,
8645 default_emutls_var_init): Declare.
8646 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
8647 * target.h (struct gcc_target): Add struct emutls member.
8648 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
8649 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
8650 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
8651 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
8652 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
8653 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
8654 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
8655 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
8656 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
8657 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
8658 emit debug information.
8659 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
8660 * varasm.c: Include targhooks.h.
8661 (emutls_object_section, emutls_tmpl_section): New.
8662 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
8663 (EMUTLS_SEPARATOR): New.
8665 (get_emutls_object_name): New.
8666 (default_emutls_var_fields): New, broken out of ...
8667 (get_emutls_object_type): ... here. Adjust to use target hooks.
8668 (get_emutls_init_templ_addr): Adjust to use target hooks.
8669 (emutls_decl): Adjust to use target hooks.
8670 (emutls_finish): Likewise.
8671 (default_emutls_var_init): New, broken out of ...
8672 (assemble_variable): ... here. Adjust to use target hooks.
8673 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
8675 * c-common.c (handle_section_attribute): Prevent overriding
8676 sections for emulated tls with special sections.
8677 * config/i386/i386.c (x86_64_elf_select_section): Add
8678 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
8679 (x86_64_elf_unique_section): Likewise.
8680 * config/vxworks.c: Include tree.h.
8681 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
8682 (vxworks_override_options): Set TLS scheme.
8683 * doc/tm.texi (Emulated TLS): New node.
8685 2008-04-26 Simon Baldwin <simonb@google.com>
8688 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
8689 with propagated string constants.
8691 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
8693 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
8694 constraint for operand 2 when operand 0 is memory operand.
8695 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
8696 operand 0 is memory operand.
8697 (fix_trunc<mode>_i387_with_temp): Ditto.
8698 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
8699 operand 2 when operand 1 is memory operand.
8700 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
8701 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
8702 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
8703 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
8704 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
8705 operands 2,3 and 4 when operand 1 is memory operand.
8706 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
8708 (fistdi2_floor_with_temp): Ditto.
8709 (fist<mode>2_floor_with_temp): Ditto.
8710 (fistdi2_ceil_with_temp): Ditto.
8711 (fist<mode>2_ceil_with_temp): Ditto.
8712 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
8714 2008-04-26 David Daney <ddaney@avtrex.com>
8716 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
8718 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
8719 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8720 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8721 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
8722 (compare_and_swap_12): New insn.
8723 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
8724 * config/mips/mips.c (mips_force_binary): New function.
8725 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
8726 (mips_expand_compare_and_swap_12): New function.
8727 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
8729 2008-04-25 Jan Hubicka <jh@suse.cz>
8732 * cfgexpand.c (pass_expand): Turn into RTL pass.
8733 * passes.c (execute_one_pass): Do pass typechecking after execution.
8734 * tree-pass.h (pass_expand): Turn into RTL pass.
8736 * function.h (struct rtl_data): Move here fields
8737 accesses_prior_frames, calls_eh_return, saves_all_registers,
8738 has_nonlocal_goto, has_asm_statement, is_thunk,
8739 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
8740 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
8741 arg_pointer_save_area_init from struct function; turn into bool.
8742 (struct function): Move
8743 calls_eh_return, saves_all_registers, has_nonlocal_goto,
8744 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
8745 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
8746 tail_call_emit, arg_pointer_save_area_init
8747 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
8748 (current_function_returns_struct, current_function_returns_pcc_struct,
8749 current_function_calls_setjmp, current_function_calls_alloca,
8750 current_function_accesses_prior_frames,
8751 current_function_calls_eh_return, current_function_is_thunk,
8752 current_function_stdarg, current_function_profile,
8753 current_function_limit_stack, current_function_uses_pic_offset_table,
8754 current_function_uses_const_pool, current_function_has_nonlocal_label,
8755 current_function_saves_all_registers,
8756 current_function_has_nonlocal_goto,
8757 current_function_has_asm_statement): Remove accesor macros.
8758 * ra-conflict.c (global_conflicts): Update.
8759 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
8760 (suitable_for_tail_call_opt_p): Update.
8761 * builtins.c (expand_builtin_return_addr): Update.
8762 (expand_builtin_setjmp_setup): Update.
8763 (expand_builtin_nonlocal_goto): Update.
8764 * final.c (final_start_function): Update.
8765 (profile_function): Update.
8766 (leaf_function_p): Update.
8767 (only_leaf_regs_used): Update.
8768 * df-scan.c (df_get_exit_block_use_set): Update.
8769 * dojump.c (clear_pending_stack_adjust): Update.
8770 * tree-stdarg.c (gate_optimize_stdarg): Update.
8771 * gimple-low.c (lower_function_body): Update.
8772 * global.c (compute_regsets): Update.
8773 (global_alloc): Update.
8774 * dwarf2out.c (dwarf2out_begin_prologue): Update.
8775 * expr.c (expand_assignment): Update.
8776 * dse.c (dse_step0): Update.
8777 (dse_step1): Update.
8778 * c-decl.c (store_parm_decls): Update.
8779 * local-alloc.c (combine_regs): Update.
8780 (find_free_reg): Update.
8781 * function.c (assign_parms_augmented_arg_list): Update.
8782 (assign_parm_find_data_types): Update.
8783 (assign_parms): Update.
8784 (allocate_struct_function): Update.
8785 (expand_function_start): Update.
8786 (expand_function_end): Update.
8787 (get_arg_pointer_save_area): Update.
8788 (thread_prologue_and_epilogue_insns): Update.
8789 (rest_of_match_asm_constraints): Update.
8790 * stor-layout.c (variable_size): Update.
8791 * gcse.c (gcse_main): Update.
8792 (bypass_jumps): Update.
8793 * gimplify.c (gimplify_function_tree): Update.
8794 * calls.c (emit_call_1): Update.
8795 (expand_call): Update.
8796 * bt-load.c (compute_defs_uses_and_gen): Update.
8797 * except.c (sjlj_assign_call_site_values): Update.
8798 (sjlj_emit_function_enter): Update.
8799 (can_throw_external): Update.
8800 (set_nothrow_function_flags): Update.
8801 (expand_builtin_unwind_init): Update.
8802 (expand_eh_return): Update.
8803 (convert_to_eh_region_ranges): Update.
8804 (output_function_exception_table): Update.
8805 * emit-rtl.c (gen_tmp_stack_mem): Update.
8806 * cfgexpand.c (expand_used_vars): Update.
8807 (tree_expand_cfg): Update.
8808 * cfgcleanup.c (rest_of_handle_jump): Update.
8809 * explow.c (allocate_dynamic_stack_space): Update.
8810 * varasm.c (assemble_start_function): Update.
8811 (force_const_mem): Update.
8812 (mark_constant_pool): Update.
8813 * tree-optimize.c (tree_rest_of_compilation): Update.
8814 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
8815 * tree-cfg.c (notice_special_calls): Update.
8816 (is_ctrl_altering_stmt): Update.
8817 (tree_can_make_abnormal_goto): Update.
8818 (tree_purge_dead_abnormal_call_edges): Update.
8819 * config/alpha/predicates.md: Update.
8820 * config/alpha/alpha.c (alpha_sa_mask): Update.
8821 (alpha_sa_size): Update.
8822 (alpha_does_function_need_gp): Update.
8823 (alpha_expand_prologue): Update.
8824 (alpha_start_function): Update.
8825 (alpha_output_function_end_prologue): Update.
8826 (alpha_expand_epilogue): Update.
8827 * config/frv/frv.c (frv_stack_info): Update.
8828 (frv_expand_epilogue): Update.
8829 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
8830 (s390_register_info): Update.
8831 (s390_frame_info): Update.
8832 (s390_init_frame_layout): Update.
8833 (s390_can_eliminate): Update.
8834 (save_gprs): Update.
8835 * config/spu/spu.c (spu_split_immediate): Update.
8836 (need_to_save_reg): Update.
8837 (spu_expand_prologue): Update.
8838 (spu_expand_epilogue): Update.
8839 * config/sparc/sparc.md: Update.
8840 * config/sparc/sparc.c (eligible_for_return_delay): Update.
8841 (sparc_tls_got): Update.
8842 (legitimize_pic_address): Update.
8843 (sparc_emit_call_insn): Update.
8844 (sparc_expand_prologue): Update.
8845 (output_return): Update.
8846 (print_operand): Update.
8847 (sparc_function_ok_for_sibcall): Update.
8848 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
8849 * config/m32r/m32r.md: Update.
8850 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
8851 (m32r_compute_frame_size): Update.
8852 (m32r_expand_prologue): Update.
8853 (m32r_expand_epilogue): Update.
8854 (m32r_legitimize_pic_address): Update.
8855 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
8856 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
8857 * config/i386/i386.c (ix86_frame_pointer_required): Update.
8859 (ix86_save_reg): Update.
8860 (ix86_compute_frame_layout): Update.
8861 (ix86_expand_prologue): Update.
8862 (ix86_expand_epilogue): Update.
8863 * config/sh/sh.c (output_stack_adjust): Update.
8864 (calc_live_regs): Update.
8865 (sh5_schedule_saves): Update.
8866 (sh_expand_prologue): Update.
8867 (sh_expand_epilogue): Update.
8868 (sh_setup_incoming_varargs): Update.
8869 (sh_allocate_initial_value): Update.
8870 (sh_get_pr_initial_val): Update.
8871 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
8872 * config/sh/sh.md (label:): Update.
8873 * config/avr/avr.c (out_movhi_mr_r): Update.
8874 * config/crx/crx.h (enum): Update.
8875 * config/xtensa/xtensa.h (along): Update.
8876 * config/stormy16/stormy16.c Update.
8877 (xstormy16_compute_stack_layout): Update.
8878 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
8879 (fr30_expand_prologue): Update.
8880 * config/cris/cris.c (cris_conditional_register_usage): Update.
8881 (cris_reg_saved_in_regsave_area): Update.
8882 (cris_initial_frame_pointer_offset): Update.
8883 (cris_simple_epilogue): Update.
8884 (cris_expand_prologue): Update.
8885 (cris_expand_epilogue): Update.
8886 (cris_expand_pic_call_address): Update.
8887 (cris_asm_output_symbol_ref): Update.
8888 (cris_asm_output_label_ref): Update.
8889 * config/cris/cris.md Update.
8890 * config/iq2000/iq2000.c (compute_frame_size): Update.
8891 (iq2000_expand_epilogue): Update.
8892 * config/mt/mt.h (save_direction): Update.
8893 * config/mn10300/mn10300.c (mn10300_function_value): Update.
8894 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8895 (ia64_secondary_reload_class): Update.
8896 * config/m68k/m68k.c (m68k_save_reg): Update.
8897 (m68k_expand_prologue): Update.
8898 (m68k_expand_epilogue): Update.
8899 (legitimize_pic_address): Update.
8900 * config/rs6000/rs6000.c (rs6000_got_register): Update.
8901 (first_reg_to_save): Update.
8902 (first_altivec_reg_to_save): Update.
8903 (compute_vrsave_mask): Update.
8904 (compute_save_world_info): Update.
8905 (rs6000_stack_info): Update.
8906 (spe_func_has_64bit_regs_p): Update.
8907 (rs6000_ra_ever_killed): Update.
8908 (rs6000_emit_eh_reg_restore): Update.
8909 (rs6000_emit_allocate_stack): Update.
8910 (rs6000_emit_prologue): Update.
8911 (rs6000_emit_epilogue): Update.
8912 (rs6000_output_function_epilogue): Update.
8913 (output_profile_hook): Update.
8914 (rs6000_elf_declare_function_name): Update.
8915 * config/rs6000/rs6000.h (rs6000_args): Update.
8916 * config/rs6000/rs6000.md: Update.
8917 * config/mcore/mcore.c (mcore_expand_prolog): Update.
8918 * config/arc/arc.c (arc_output_function_epilogue): Update.
8919 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
8920 * config/darwin.c (machopic_function_base_name): Update.
8921 * config/score/score3.c (score3_compute_frame_size): Update.
8924 (score3_epilogue): Update.
8925 * config/score/score7.c (score7_compute_frame_size): Update.
8926 (score7_prologue): Update.
8927 (score7_epilogue): Update.
8928 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
8929 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
8930 * config/arm/arm.c (use_return_insn): Update.
8931 (require_pic_register): Update.
8932 (arm_load_pic_register): Update.
8933 (arm_compute_save_reg0_reg12_mask): Update.
8934 (arm_compute_save_reg_mask): Update.
8935 (thumb1_compute_save_reg_mask): Update.
8936 (output_return_instruction): Update.
8937 (arm_output_function_prologue): Update.
8938 (arm_output_epilogue): Update.
8939 (arm_get_frame_offsets): Update.
8940 (arm_expand_prologue): Update.
8941 (thumb_pushpop): Update.
8942 (thumb_exit): Update.
8943 (thumb1_expand_prologue): Update.
8944 (thumb1_expand_epilogue): Update.
8945 (arm_unwind_emit): Update.
8946 (arm_output_fn_unwind): Update.
8947 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
8948 * config/arm/arm.md: Update.
8949 * config/pa/pa.md: Update.
8950 * config/pa/pa.c (legitimize_pic_address): Update.
8951 (compute_frame_size): Update.
8952 (hppa_expand_prologue): Update.
8953 (hppa_expand_epilogue): Update.
8954 (borx_reg_operand): Update.
8955 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
8956 (HARD_REGNO_RENAME_OK): Update.
8957 * config/mips/mips.c (mips_global_pointer): Update.
8958 (mips_save_reg_p): Update.
8959 (mips_compute_frame_info): Update.
8960 (mips_frame_pointer_required): Update.
8961 (mips_expand_prologue): Update.
8962 (mips_expand_epilogue): Update.
8963 (mips_can_use_return_insn): Update.
8964 (mips_reorg_process_insns): Update.
8965 * config/v850/v850.c (compute_register_save_size): Update.
8966 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
8967 * config/mmix/mmix.c (along): Update.
8968 (mmix_expand_epilogue): Update.
8969 * config/bfin/bfin.c (legitimize_pic_address): Update.
8970 (must_save_p): Update.
8971 (stack_frame_needed_p): Update.
8972 (add_to_reg): Update.
8973 (bfin_expand_prologue): Update.
8974 * stmt.c (expand_asm_operands): Update.
8975 * reload1.c (reload): Update.
8976 (init_elim_table): Update.
8978 2008-04-25 Bob Wilson <bob.wilson@acm.org>
8980 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
8982 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
8984 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
8985 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
8986 (mov<mode>): Removed.
8987 (*movv4sf_internal): Likewise.
8988 (*movv2df_internal): Likewise.
8990 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
8992 * config.gcc (crx-*-elf): Remove deprecation.
8994 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
8996 * config/i386/cygming-crtend.c (register_frame_ctor): Register
8997 __gcc_deregister_frame with atexit.
8998 (deregister_frame_dtor): Remove.
9000 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
9001 Nathan Sidwell <nathan@codesourcery.com>
9003 * config/rs6000/rs6000.opt (mspe): Remove Var property.
9005 * config/rs6000/rs6000.h (rs6000_spe): Declare.
9006 (rs6000_isel): Likewise.
9007 * config/rs6000/rs6000.c (rs6000_spe): New variable.
9008 (rs6000_isel): New variable.
9009 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
9011 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9014 * c-common.c (handle_vector_size_attribute): Call
9015 lang_hooks.types.reconstruct_complex_type instead of
9016 reconstruct_complex_type.
9017 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
9018 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
9019 * langhooks.h (struct lang_hooks_for_types): Add
9020 reconstruct_complex_type hook.
9021 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
9022 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
9024 2008-04-24 Richard Guenther <rguenther@suse.de>
9026 * c-common.h (check_builtin_function_arguments): Declare.
9027 * c-common.c (validate_nargs): New function.
9028 (check_builtin_function_arguments): Likewise.
9029 * c-typeck.c (build_function_call): Call
9030 check_builtin_function_arguments.
9031 * builtins.c (fold_builtin_classify): Remove error reporting code.
9032 (fold_builtin_unordered_cmp): Likewise.
9033 (fold_builtin_1): Likewise.
9034 (fold_builtin_n): Likewise.
9036 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9038 PR tree-optimization/36008
9039 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
9040 the original op1, rather than delta by step.
9042 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
9043 Sebastian Pop <sebastian.pop@amd.com>
9045 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
9046 eliminate_local_variables_stmt, eliminate_local_variables,
9047 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
9048 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
9049 of code delimited by two edges in the CFG.
9050 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
9051 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
9052 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
9053 the case of parallelisation of reductions.
9054 (expr_invariant_in_region_p): New.
9056 * tree-flow.h (gather_blocks_in_sese_region): Declared.
9057 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
9059 2008-04-24 Ira Rosen <irar@il.ibm.com>
9060 Richard Guenther <rguenther@suse.de>
9062 PR tree-optimization/36034
9063 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
9064 incapable of dealing with loads with gaps.
9066 2008-04-24 Rafael Espindola <espindola@google.com>
9068 * tree-flow.h (vrp_evaluate_conditional): Change signature.
9069 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9070 vrp_evaluate_conditional.
9071 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
9072 (vrp_evaluate_conditional): Split the cond argument.
9073 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
9074 (simplify_stmt_for_jump_threading): Update call to
9075 vrp_evaluate_conditional.
9077 2008-04-24 Ira Rosen <irar@il.ibm.com>
9079 PR tree-optimization/35982
9080 * tree-vect-analyze.c (vect_check_interleaving): Check that the
9081 interleaved data-refs are of the same type.
9083 2008-04-24 Danny Smith <dannysmith@users.net>
9085 * c-format.c (check_format_info_main): Use strncmp rather than a
9086 magic prefix to handle multichar length specs.
9087 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
9088 Don't prefix "I64" and "I32" with '\0'.
9090 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9093 * config/i386/i386.c (init_cumulative_args): Don't pass anything
9094 in registers for -m32 only if stdarg_p (fntype).
9096 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
9098 PR rtl-optimization/36006
9099 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
9100 temp to op0 in order to avoid invalid rtx sharing.
9102 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9104 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
9105 check TREE_INVARIANT.
9106 * tree-gimple.c (is_gimple_address): New.
9107 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
9108 * tree-gimple.h (is_gimple_address): New.
9109 * tree.h (decl_address_invariant_p): New.
9110 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
9111 (build_string): Likewise.
9112 (decl_address_invariant_p): New, from is_gimple_invariant_address.
9113 (tree_invariant_p_1): Likewise.
9114 (save_expr): Use it.
9115 (tree_invariant_p): New.
9116 (skip_simple_arithmetic): Use it.
9117 (stabilize_reference_1): Use it.
9118 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
9120 (build1_stat): Drop code to compute TREE_INVARIANT.
9121 (build2_stat): Drop code to compute TREE_INVARIANT.
9122 (build3_stat): Drop code to compute TREE_INVARIANT.
9123 (build4_stat): Drop code to compute TREE_INVARIANT.
9124 (build5_stat): Drop code to compute TREE_INVARIANT.
9125 (build7_stat): Drop code to compute TREE_INVARIANT.
9126 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
9127 * tree.h (struct tree_base): Remove invariant_flag.
9128 (TREE_INVARIANT): Remove.
9129 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
9130 (fold_builtin_expect): Check TREE_CONSTANT.
9131 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
9132 * c-tree.h (c_expr_to_decl): Drop third parameter.
9133 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
9134 (build_c_cast): Don't set TREE_INVARIANT.
9135 (pop_init_level): Don't set TREE_INVARIANT.
9136 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
9137 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
9139 (gimplify_init_constructor): Don't set TREE_INVARIANT.
9140 (gimplify_addr_expr): Adjust comment.
9141 * tree-mudflap.c (mf_build_string):
9142 * print-tree.c (print_node): Don't print TREE_INVARIANT.
9143 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
9144 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
9145 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
9146 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
9147 * langhooks.h (struct lang_hooks): Drop third parameter from
9150 2008-04-23 Richard Guenther <rguenther@suse.de>
9152 PR tree-optimization/27799
9153 PR tree-optimization/32921
9154 PR tree-optimization/32624
9155 * tree-ssa-structalias.c (merge_smts_into): Only merge the
9156 SMTs aliases and the tag itself into the solution.
9157 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
9158 merge the points-to solution back into the SMT aliases.
9159 (may_alias_p): Use alias_set_subset_of instead of
9160 aliases_conflict_p. A pointer which points to
9161 memory with alias set zero may access any variable.
9163 2008-04-23 Richard Guenther <rguenther@suse.de>
9165 * alias.c (alias_set_subset_of): Correctly handle asking
9166 if zero is a subset of an alias set with zero child.
9167 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
9168 (compute_flow_insensitive_aliasing): Correctly walk all
9169 pointers. Do not unnecessarily union sets.
9171 2008-04-23 Richard Guenther <rguenther@suse.de>
9174 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
9176 2008-04-22 Tomas Bily <tbily@suse.cz>
9178 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
9180 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
9182 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9183 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9184 * tree-inline.c (estimate_num_insns_1): Likewise.
9185 * varasm.c (const_hash_1, compare_constant, copy_constant)
9186 (compute_reloc_for_constant, output_addressed_constants): Likewise.
9187 * emit-rtl.c (component_ref_for_mem_expr)
9188 (set_mem_attributes_minus_bitpos): Likewise.
9189 * expr.c (highest_pow2_factor, expand_expr_real_1, )
9190 (is_aligning_offset): Likewise.
9191 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
9192 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9193 * dojump.c (do_jump): Likewise.
9194 * builtins.c (get_pointer_alignment, get_memory_rtx)
9195 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
9196 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
9198 2008-04-23 Jakub Jelinek <jakub@redhat.com>
9200 PR rtl-optimization/36017
9201 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
9202 expanding the library call.
9204 2008-04-22 Ian Lance Taylor <iant@google.com>
9206 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
9209 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
9211 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
9212 of LR/CTR moves for Power6.
9214 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9217 * passes.c (init_optimization_passes): Remove
9218 pass_fast_rtl_byte_dce.
9220 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
9223 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
9224 builtin functions to generate faster code.
9225 (_mm_cvtpu16_ps): Ditto.
9226 (_mm_cvtpi32x2_ps): Ditto.
9228 2008-04-22 Nick Clifton <nickc@redhat.com>
9230 * common.opt (ftree-loop-distribution): Add Optimization
9233 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
9234 (frv_expand_builtin_va_start): Likewise.
9236 * config/arm/arm.c (thumb_find_work_register): Fix location of
9237 argument register count.
9239 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9241 Support scheduling for ColdFire V1 and V3 microarchitecture.
9242 Improve scheduling of multiplication instructions.
9244 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
9245 (mac): New instruction attribute.
9246 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
9247 (m68k_sched_mac): New variable.
9248 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
9249 Handle cfv1 and cfv3.
9250 (max_insn_size): New static variable.
9251 (struct _sched_ib): New type.
9252 (sched_ib): New static variable.
9253 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
9254 to fields of 'struct _sched_ib sched_ib'. Update all uses.
9255 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
9257 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
9258 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
9259 new variables. Update.
9260 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9261 Add modeling of cfv3 instruction buffer. Update.
9262 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
9263 * config/m68k/m68k.h (TUNE_CFV3): New macro.
9264 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
9265 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
9266 a particular reservation applies to.
9267 (type2): Reorganize attribute values. Rename alu to alu_reg,
9268 alu_l to alu, move_l to omove. Join move to alu. Split mul
9270 (cf_ib_*): Simplify description of instruction buffer.
9271 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
9272 (cf_mem): Split into cf_mem1 and cf_mem2.
9273 (cf_v2_move_??): Rename to cfv12_alu_??.
9274 (cf_v2_move_l_??): Rename to cfv12_omove_??.
9275 (cf_v2_mul_??): Remove reservations.
9276 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
9277 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
9278 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
9280 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
9281 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
9282 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
9283 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
9284 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
9285 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
9286 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
9287 expansions of the above reservations for instructions of sizes
9290 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9292 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
9294 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
9296 * coverage.c: Include tree-pass.h.
9297 (coverage_counter_alloc): Print da_file_name to the dump file.
9299 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9301 * sbitmap.c (sbitmap_range_empty_p): New function.
9302 * sbitmap.h (sbitmap_range_empty_p): New function.
9303 * bitmap.h: Now includes obstack.h.
9305 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
9306 Kenneth Zadeck <zadeck@naturalbridge.com>
9308 * dbgcnt.def (ra_byte_scan): Added.
9309 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
9310 when the last hit happens for a counter.
9311 * timevar.def (TV_DF_BYTE_LR): New variable.
9312 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
9313 * passes.c (pass_fast_rtl_byte_dce): New pass.
9314 * fwprop.c (update_df): Added mode to call df_ref_create.
9315 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9316 DF_REF_EXTRACT_OFFSET.
9317 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
9318 DF_BYTE_LR_OUT, df_byte_lr): New macro.
9320 (df_ref_extract): Added mode field.
9321 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
9322 DF_REF_EXTRACT_OFFSET.
9323 (DF_REF_EXTRACT_MODE): New macro.
9324 (df_byte_lr_bb_info): New structure.
9325 (df_print_byte_regset, df_compute_accessed_bytes,
9326 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
9327 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
9328 df_byte_lr_simulate_uses,
9329 df_byte_lr_simulate_artificial_refs_at_top,
9330 df_byte_lr_simulate_artificial_refs_at_end,
9331 df_compute_accessed_bytes): New function.
9332 (df_ref_create): Add parameter.
9333 (df_byte_lr_get_bb_info): New inline function.
9334 * df-scan.c (df_ref_record, df_uses_record,
9335 df_ref_create_structure): Added mode parameter.
9336 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
9337 df_defs_record, df_uses_record, df_get_conditional_uses,
9338 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
9339 df_entry_block_defs_collect, df_exit_block_uses_collect):
9340 Added mode parameter to calls to df_ref_record, df_uses_record,
9341 df_ref_create_structure.
9342 (df_ref_equal_p, df_ref_compare): Added test for modes.
9343 (df_ref_create_structure): Added code to set mode. Renamed
9344 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9345 DF_REF_EXTRACT_OFFSET.
9346 * df-core.c (df_print_byte_regset): New function.
9347 * df-byte-scan.c: New file.
9348 * df-problems.c (df_rd_transfer_function): Removed unnecessary
9349 calls to BITMAP_FREE.
9350 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
9351 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
9352 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
9353 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
9354 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
9355 df_byte_lr_local_compute, df_byte_lr_init,
9356 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
9357 df_byte_lr_transfer_function, df_byte_lr_free,
9358 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
9359 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
9360 df_byte_lr_simulate_uses,
9361 df_byte_lr_simulate_artificial_refs_at_top,
9362 df_byte_lr_simulate_artificial_refs_at_end): New function.
9363 * dce.c (byte_dce_process_block): New function.
9364 (dce_process_block): au is now passed in rather than computed
9365 locally. Changed loops that look at artificial defs to not look
9366 for conditional or partial ones, because there never are any.
9367 (fast_dce): Now is able to drive byte_dce_process_block or
9368 dce_process_block depending on the kind of dce being done.
9369 (rest_of_handle_fast_dce): Add parameter to fast_dce.
9370 (rest_of_handle_fast_byte_dce): New function.
9371 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
9372 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
9374 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
9377 * gcc.h: Added fortran options that take arguments to
9378 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
9381 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
9383 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
9384 scalarization if on the LHS and not a full access.
9386 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9388 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
9390 2008-04-18 Rafael Espindola <espindola@google.com>
9392 * tree-vrp.c (find_case_label_index): Fix the binary search.
9393 (find_case_label_range): New.
9394 (vrp_visit_switch_stmt): Use find_case_label_range.
9395 (simplify_switch_using_ranges): Use find_case_label_range.
9397 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
9399 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
9400 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
9402 2008-04-18 Tom Tromey <tromey@redhat.com>
9405 * doc/cpp.texi (Implementation-defined behavior): Mention
9408 2008-04-18 Ian Lance Taylor <iant@google.com>
9410 * fold-const.c (pointer_may_wrap_p): New static function.
9411 (fold_comparison): Add another test for pointer overflow. Use
9412 pointer_may_wrap_p to disable some false positives.
9414 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
9416 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
9417 (fname_as_string): Match updated cpp_interpret_string prototype.
9418 (fix_string_type): Support char16_t* and char32_t*.
9419 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
9420 derivative) nodes. Register as builtin if C++0x.
9421 (c_parse_error): Support CPP_CHAR{16,32}.
9422 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
9423 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
9424 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
9425 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
9426 CTI_CHAR32_ARRAY_TYPE>: New elements.
9427 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
9428 char32_type_node, signed_char32_type_node, char16_array_type_node,
9429 char32_array_type_node): New defines.
9430 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
9431 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
9432 (lex_string): Support CPP_STRING{16,32}, match updated
9433 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
9434 (lex_charconst): Support CPP_CHAR{16,32}.
9435 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
9436 and CPP_STRING{16,32}.
9438 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
9441 * aclocal.m4: Regenerate.
9442 * configure: Regenerate.
9444 2008-04-18 Jan Hubicka <jh@suse.cz>
9446 * except.c (dw2_size_of_call_site_table,
9447 sjlj_size_of_call_site_table): Use vector API for call_site_record.
9449 * cgraphbuild.c (build_cgraph_edges): Update.
9450 * tree-pass.h: Update comment.
9451 * final.c (leaf_function_p): Update.
9452 (leaf_renumber_regs): Update.
9453 (rest_of_clean_state): Update.
9454 * omp-low.c (expand_omp_parallel): Update.
9455 * ipa-reference.c (analyze_function): Update.
9456 * reorg.c (find_end_label): Update.
9457 (optimize_skip): Update.
9458 (fill_simple_delay_slots): Update.
9459 (fill_simple_delay_slots): Update.
9460 (make_return_insns): Update.
9461 (dbr_schedule): Update.
9462 * gimple-low.c (record_vars_into): Update.
9463 * cfgbuild.c (make_edges): Update.
9464 * function.c (assign_stack_local): Update.
9465 (assign_parm_adjust_stack_rtl): Update.
9466 (locate_and_pad_parm): Update.
9467 (allocate_struct_function): Do not initialize stack_alignment_needed
9468 and preferred_stack_boundary here.
9469 (stack_protect_prologue): Update.
9470 (stack_protect_epilogue): Update.
9471 (expand_function_start): Initialize stack_alignment_needed,
9472 preferred_stack_boundary and max_jumptable_ents.
9473 (expand_function_end): Update.
9474 (free_after_compilation): Do not NULLify epilogue_delay_list.
9475 * function.h (struct rtl_data): Add stack_protect_guard,
9476 stack_alignment_needed,
9477 preferred_stack_boundary, epilogue_delay_list.
9478 (struct function): Remove value_histograms, stack_alignment_needed,
9479 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
9481 unexpanded_var_list, stack_protect_guard.
9482 (current_function_epilogue_delay_list): Remove.
9483 * ipa-type-escape.c (analyze_function): Update.
9484 * gimplify.c (pop_gimplify_context): Update comment.
9485 * calls.c (expand_call): Update.
9486 (emit_library_call_value_1): Update.
9487 * except.c (set_nothrow_function_flags): Update.
9488 * cfgexpand.c (get_decl_align_unit): Update.
9489 (create_stack_guard): Update.
9490 (estimated_stack_frame_size): Update.
9491 (expand_used_vars): Update.
9492 (tree_expand_cfg): Free histogram earliers, init expansion variables.
9493 * explow.c (allocate_dynamic_stack_space): Update.
9494 * tree-ssa-live.c (remove_unused_locals): Update.
9495 * varasm.c (mark_constant_pool): Update.
9496 * tree-inline.c (remap_decls): Update.
9497 (initialize_cfun): Update.
9498 (declare_return_variable): Update.
9499 (inline_forbidden_p): Update.
9500 (expand_call_inline): Update.
9501 (declare_inline_vars): Update.
9502 (tree_function_versioning): Update.
9503 * tree-flow.h (value_histograms): New.
9504 (VALUE_HISTOGRAMS): New macro.
9505 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
9507 * tree-cfg.c (set_bb_for_stmt): Update.
9508 (replace_by_duplicate_decl): Update.
9509 (move_block_to_fn): Update.
9510 (new_label_mapper): Update.
9511 (dump_function_to_file): Update.
9512 * ipa-struct-reorg.c (build_data_structure): Update.
9513 * cfgrtl.c (print_rtl_with_bb): Update.
9514 * reload1.c (reload): Update.
9516 * config/i386/i386.c (setup_incoming_varargs_64,
9517 ix86_compute_frame_layout): Update.
9518 * config/arc/arc.c (arc_output_function_epilogue): Update.
9520 2008-04-18 Marius Strobl <marius@FreeBSD.org>
9522 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
9523 for FreeBSD as well.
9524 * gthr-posix95.h: Likewise.
9526 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
9528 PR rtl-optimization/35838
9529 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
9530 out the byte offset of the first subreg.
9532 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
9534 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
9535 to split_ti instead of three separate calls with single member arrays.
9536 (subti3 splitter): Ditto.
9537 (adddi3 splitter): Ditto with split_di.
9538 (subdi3 splitter): Ditto.
9539 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
9540 two separate calls with single member arrays. Swap match_dup
9541 operands 1 and 2 to better fit into the array.
9542 (negdi2 splitter): Ditto with split_di.
9543 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
9544 two separate calls with single member arrays. Swap match_dup operands
9545 6 and 7 to better fit into the array.
9547 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
9549 * config/i386/i386.c (sse_builtin_type): New.
9550 (bdesc_sse_args): Likewise.
9551 (bdesc_sse_3arg): Removed.
9552 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9553 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
9554 IX86_BUILTIN_ROUNDPS.
9555 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
9556 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
9557 IX86_BUILTIN_ROUNDPS.
9558 (ix86_expand_sse_4_operands_builtin): Removed.
9559 (ix86_expand_sse_operands_builtin): New.
9560 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
9561 and CODE_FOR_sse4_1_roundps.
9562 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9563 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
9565 2008-04-17 Alan Modra <amodra@bigpond.net.au>
9568 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
9569 regs before frame pop when needed. If use_backchain_to_restore_sp
9570 then load backchain into a temp reg to restore vr and vrsave. Add
9571 code to restore vr after frame pop if possible.
9573 2008-04-17 Richard Guenther <rguenther@suse.de>
9575 * tree-vn.c (expressions_equal_p): Do not check type
9576 equality or compatibility before calling operand_equal_p.
9577 * fold-const.c (operand_equal_p): Check equivalence of
9578 integer constants before bailing out due to signedness or
9579 precision differences.
9580 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
9581 spurious differences in type qualification. Ignore types
9582 for COMPONENT_REFs at all.
9584 2008-04-17 Christian Bruel <christian.bruel@st.com>
9586 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
9587 msw_skip comparison.
9589 2008-04-16 Jakub Jelinek <jakub@redhat.com>
9592 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
9595 PR tree-optimization/35899
9596 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
9597 rather than TREE_OPERAND.
9599 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
9602 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
9603 temporary registers. Change operand predicate to general_operand.
9604 (remainderxf3): Ditto.
9606 2008-04-16 Richard Guenther <rguenther@suse.de>
9608 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
9609 * tree-affine.c (aff_combination_expand): Look through some
9612 2008-04-15 Doug Kwan <dougkwan@google.com>
9614 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
9616 * tree-pretty-print.c (dump_generic_node): Ditto.
9617 * final.c (output_addr_const): Ditto.
9618 * dwarf2out.c (output_cfi): Ditto.
9619 * c-pretty-print.c (pp_c_integer_constant): Ditto.
9620 * print-rtl.c (print_rtx): Ditto.
9621 * print-tree.c (print_node_brief, print_node): Ditto.
9622 * c-common.c (match_case_to_enum_1): Ditto.
9623 * sched-vis.c (print_value): Ditto.
9624 * config/i386/i386.c (print_operand): Cast to long unsigned int
9627 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
9628 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
9629 MS Windows VirtualProtect function.
9631 2008-04-15 Jan Hubicka <jh@suse.cz>
9633 * gengtype.c (write_root): Param_is argument is OK.
9634 * expr.c (expand_expr_real_1): Update call of get_exception_*.
9635 * function.h: Include varray.h
9636 (rtl_eh): New stucture based on except.c one.
9637 (call_site_record): New forward declaration and vector type.
9638 * calls.c (emit_call_1): Do not call
9639 note_current_region_may_contain_throw.
9640 * except.c (eh_status): Remove cur_region, try_region since they are
9642 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
9643 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
9644 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
9645 Remove call_site_data_used, call_site_data_size.
9646 Turn call_site_record into vector in function.h.
9647 (note_current_region_may_contain_throw): Remove.
9648 (get_exception_pointer, get_exception_filter): Do not take struct
9649 function argument; update.
9650 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
9651 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
9652 build_post_landing_pads, dw2_build_landing_pads,
9653 sjlj_assign_call_site_values, sjlj_mark_call_sites,
9654 sjlj_emit_function_enter, sjlj_emit_function_enter,
9655 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
9656 sjlj_build_landing_pads, finish_eh_generation,
9657 remove_exception_handler_label, remove_eh_handler,
9658 maybe_remove_eh_handler, add_reachable_handler,
9659 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
9660 add_action_record, collect_one_action_chain, add_call_site,
9661 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
9662 sjlj_output_call_site_table, output_function_exception_table,
9663 * except.h (note_current_region_may_contain_throw): Remove
9664 (get_exception_pointer, get_exception_filter): Do not take struct
9666 * Makefile.in (GTFILES): Put varargs before struct function.
9668 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
9670 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
9671 punt for STRING_CST.
9672 (get_constraint_for): Deal with STRING_CST here instead.
9674 2008-04-15 Richard Guenther <rguenther@suse.de>
9676 * tree-ssa-propagate.c (substitute_and_fold): Substitute
9677 statements in a basic-block with a backward walk. Do not
9678 substitute into dead statements but instead remove those.
9680 2008-04-15 Richard Guenther <rguenther@suse.de>
9682 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
9683 to zero, thus disable creation of SFTs.
9685 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
9687 * tree-predcom.c (suitable_reference_p): Return false if the
9688 reference can throw.
9690 2008-04-15 Jakub Jelinek <jakub@redhat.com>
9693 * c-decl.c (finish_decl): If extern or static var has variable
9694 size, set TREE_TYPE (decl) to error_mark_node.
9696 2008-04-15 Rafael Espindola <espindola@google.com>
9698 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
9701 2008-04-15 Richard Guenther <rguenther@suse.de>
9703 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9704 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
9705 (visit_reference_op_load): Do walk vuse-vdef chains on
9706 vn_reference_lookup.
9707 (visit_reference_op_store): But do not here.
9708 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
9709 vn_reference_lookup.
9710 (vn_lookup_with_vuses): But do so here.
9712 2008-04-14 Ian Lance Taylor <iant@google.com>
9714 * fold-const.c (fold_overflow_warning): Remove assertion.
9716 2008-04-15 Ben Elliston <bje@au.ibm.com>
9718 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
9719 temp1 local variables.
9721 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
9724 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
9725 ".text.unlikely" section as executable.
9727 2008-04-14 James E. Wilson <wilson@tuliptree.org>
9729 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9730 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
9731 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
9732 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
9733 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
9734 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
9735 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
9737 2008-04-14 Ian Lance Taylor <iant@google.com>
9739 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
9740 * fold-const.c (fold_comparison): If appropriate, test
9741 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
9742 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
9743 reassociating a pointer type.
9744 * doc/invoke.texi (Optimize Options): Document that
9745 -fstrict-overflow applies to pointer wraparound.
9747 2008-04-13 Jan Hubicka <jh@suse.cz>
9749 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
9751 2008-04-12 Andrew Pinski <pinskia@gmail.com>
9753 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
9754 we are going to "save the world".
9756 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
9758 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
9759 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
9760 operand 0 constraint, not "=".
9762 2008-04-11 James E. Wilson <wilson@tuliptree.org>
9764 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
9766 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
9768 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
9769 of size of positions_needed * CHAR_BIT.
9771 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
9774 * dse.c (store_info): Change positions_needed to unsigned
9776 (lowpart_bitmask): New.
9777 (record_store): Cast to unsigned HOST_WIDE_INT for
9778 positions_needed. Assert width <= size of positions_needed *
9779 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
9780 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
9781 lowpart_bitmask to set mask.
9783 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9785 * config/bfin/constraints.md: New file.
9786 * config/bfin/bfin.md: Include it.
9787 (adddi3): Use satisfies_constraint functions instead of the old macros.
9788 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
9789 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
9790 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
9791 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
9792 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
9793 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
9794 EXTRA_CONSTRAINT): Delete.
9795 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
9796 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
9798 * config/bfin/bfin.c: Include "tm-constrs.h".
9799 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
9800 Use satisfies_constraint functions instead of the old macros.
9801 * doc/md.texi (Blackfin Constraints): Update file name reference.
9803 2008-04-11 Richard Guenther <rguenther@suse.de>
9805 PR tree-optimization/35869
9806 * tree-vrp.c (execute_vrp): Move switch statement update after
9807 jump threading. Schedule another cfg cleanup run.
9809 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
9812 * attribs.c (decl_attributes): Return early on errorneous node.
9814 2008-04-10 Oleg Ryjkov <olegr@google.com>
9816 * tree.h (struct tree_base): Added a new flag default_def_flag.
9817 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
9819 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
9821 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
9823 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9826 * pa.md: Define mode iterator P. Define mode attribute dwc.
9827 (dcacheflush): Update pattern to use iterator P and attribute dwc.
9828 (icacheflush): Likewise.
9829 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
9830 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
9832 2008-04-11 Ben Elliston <bje@au.ibm.com>
9834 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
9836 2008-04-10 Rafael Espindola <espindola@google.com>
9838 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
9839 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
9840 (extract_range_from_expr): The same.
9842 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
9844 * config/mips/mips.md (GPR2): New mode iterator.
9846 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
9847 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
9848 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
9849 Rewrite these to take two modes, the mode of comparison and the
9850 mode of the destination.
9851 * config/mips/mips.c (mips_expand_scc): Instead of having
9852 paradoxical subreg as destination, expand "narrowing" scc if mode
9853 of comparison is SI and target is requested in DI mode.
9854 (mips_emit_int_order_test): Update comment. Make mode of
9855 comparison match CMP0 rather than TARGET. When creating inverse
9856 target use mode of TARGET.
9858 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
9860 * gcov-dump.c (tag_summary): Only print summaries for the first
9861 GCOV_COUNTERS_SUMMABLE counters.
9863 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
9865 * config/i386/i386.md (absneg): New code iterator.
9866 (absnegprefix): New code attribute.
9867 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
9868 patterns using absneg code iterator.
9869 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
9870 using absneg code iterator.
9871 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
9872 *neg<mode>2 patterns using absneg code iterator.
9873 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
9874 *negextendsfdf2 patterns using absneg code iterator.
9875 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
9876 *negextendsfxf2 patterns using absneg code iterator.
9877 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
9878 *negextendsfdf2 patterns using absneg code iterator.
9879 * config/i386/sse.md (<code><mode>2): Macroize expander from
9880 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
9882 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
9884 * config/s390/s390.h: Remove the remains of the recent search
9885 & replace action of current_function_outgoing_args_size.
9887 2008-04-10 Ira Rosen <irar@il.ibm.com>
9889 PR tree-optimization/35821
9890 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
9891 NEW_STMT_LIST is not NULL.
9893 2008-04-09 David Edelsohn <edelsohn@gnu.org>
9896 * toplev.c (process_options): Remove -ffunction-sections debugging
9899 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
9901 PR middle-end/PR28690
9902 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
9903 than gen_rtx_fmt_ee to perform more canonicalizations.
9905 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9908 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
9910 2008-04-09 Richard Guenther <rguenther@suse.de>
9912 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
9913 (dump_function_to_file): Dump function arguments with types.
9915 2008-04-08 Richard Guenther <rguenther@suse.de>
9917 * fold-const.c (fold_widened_comparison): Do not allow
9918 sign-changes that change the result.
9920 2008-04-08 Janis Johnson <janis187@us.ibm.com>
9923 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
9924 kinds of indirect references.
9926 2008-04-08 David Edelsohn <edelsohn@gnu.org>
9928 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
9929 GNU Fortran language string.
9931 2008-04-08 Rafael Espindola <espindola@google.com>
9933 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
9934 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
9935 * tree.h (tree_call_nonnegative_warnv_p): New.
9937 2008-04-08 Jan Hubicka <jh@suse.cz>
9939 * function.c (free_after_compilation): Clear out regno_reg_rtx
9942 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
9945 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
9947 PR middle-end/PR28690
9948 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
9949 same precedence as REG_POINTER and MEM_POINTER operands.
9951 2008-04-08 Richard Guenther <rguenther@suse.de>
9954 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
9955 for adding index to base.
9957 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
9959 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
9960 (MINGW_ENABLE_EXECUTE_STACK): New.
9961 (IN_LIBGCC2): For libgcc include windows.h file for
9962 function declarations.
9964 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
9966 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
9967 and tem2 if tem1 is not a REG or MULT.
9969 2008-04-08 Jan Hubicka <jh@suse.cz>
9971 * function.h (incomming_args): Break out of struct function.
9972 (function_subsections): Break out of struct function.
9973 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
9974 return_rtx and hard_reg_initial_vals from struct function.
9975 Kill inl_max_label_num.
9976 (current_function_pops_args, current_function_args_info,
9977 current_function_args_size, current_function_args_size,
9978 current_function_pretend_args_size,
9979 current_function_outgoing_args_size,
9980 current_function_internal_arg_pointer, current_function_return_rtx):
9981 Kill compatibility accestor macros.
9982 * builtins.c (expand_builtin_apply_args_1): Update.
9983 (expand_builtin_next_arg): Update.
9984 * df-scan.c (df_get_call_refs): Update.
9985 * dbxout.c (dbxout_function_end): Update.
9986 * dwarf2out.c (dwarf2out_switch_text_section): Update.
9987 (output_line_info): Update.
9988 (secname_for_decl): Update.
9989 (dwarf2out_var_location): Update.
9990 * function.c (free_after_compilation): Update.
9991 (assign_parm_find_stack_rtl): Update.
9992 (assign_parms): Update.
9993 (expand_dummy_function_end): Update.
9994 (expand_function_end): Update.
9995 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
9996 (expand_call): Update.
9997 (emit_library_call_value_1): Update.
9998 (store_one_arg): Update.
9999 * varasm.c (initialize_cold_section_name): Update.
10000 (unlikely_text_section): Update.
10001 (unlikely_text_section_p): Update.
10002 (assemble_start_function): Update.
10003 (assemble_end_function): Update.
10004 (default_section_type_flags): Update.
10005 (switch_to_section): Update.
10006 * integrate.c (set_decl_abstract_flags): Update.
10007 (get_hard_reg_initial_val): Update.
10008 (has_hard_reg_initial_val): Update.
10009 (allocate_initial_values): Update.
10010 * resource.c (init_resource_info): Update.
10011 * config/alpha/alpha.c (NUM_ARGS): Update.
10012 (direct_return): Update.
10013 (alpha_va_start): Update.
10014 (alpha_sa_size): Update.
10015 (alpha_initial_elimination_offset): Update.
10016 (alpha_expand_prologue): Update.
10017 (alpha_start_function): Update.
10018 (alpha_expand_epilogue): Update.
10019 (unicosmk_initial_elimination_offset):
10020 * config/alpha/alpha.md (call expander): Update.
10021 * config/s390/s390.c (s390_register_info): Update.
10022 (s390_register_info): Update.
10023 (s390_frame_info): Update.
10024 (s390_initial_elimination_offset): Update.
10025 (s390_build_builtin_va_list): Update.
10026 (s390_va_start): Update.
10027 * config/spu/spu.c (direct_return): Update.
10028 (spu_expand_prologue): Update.
10029 (spu_initial_elimination_offset): Update.
10030 (spu_build_builtin_va_list): Update.
10031 (spu_va_start): Update.
10032 * config/sparc/sparc.c (sparc_init_modes): Update.
10033 (sparc_compute_frame_size): Update.
10034 (function_value): Update.
10035 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
10036 * config/i386/i386.md (return expander): Update.
10037 * config/i386/i386.c (ix86_va_start): Update.
10038 (ix86_can_use_return_insn_p): Update.
10039 (ix86_compute_frame_layout): Update.
10040 (ix86_expand_epilogue): Update.
10041 * config/sh/sh.c (output_stack_adjust): Update.
10042 (calc_live_regs): Update.
10043 (sh_expand_prologue): Update.
10044 (sh_builtin_saveregs): Update.
10045 (sh_va_start): Update.
10046 (initial_elimination_offset): Update.
10047 (sh_allocate_initial_value): Update.
10048 (sh_function_ok_for_sibcall): Update.
10049 (sh_get_pr_initial_val): Update.
10050 * config/sh/sh.md (return expander): Update.
10051 * config/avr/avr.c (frame_pointer_required_p): UPdate.
10052 * config/crx/crx.c (crx_compute_frame): UPdate.
10053 (crx_initial_elimination_offset): UPdate.
10054 * config/xtensa/xtensa.c (compute_frame_size): Update
10055 (xtensa_builtin_saveregs): Update.
10056 (xtensa_va_start): Update.
10057 (order_regs_for_local_alloc): Update.
10058 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
10059 (xstormy16_expand_builtin_va_start): Update.
10060 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
10061 * config/m68hc11/m68hc11.md (return expanders): Update.
10062 * config/m68hc11/m68hc11.c (expand_prologue): Update.
10063 (expand_epilogue): Update.
10064 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
10065 (cris_simple_epilogue): Update.
10066 (cris_expand_prologue): Update.
10067 (cris_expand_epilogue): Update.
10068 * config/iq2000/iq2000.c (iq2000_va_start): Update.
10069 (compute_frame_size): Update.
10070 * config/mt/mt.c (mt_compute_frame_size): Update.
10071 * config/mn10300/mn10300.c (expand_prologue): Update.
10072 (expand_epilogue): Update.
10073 (initial_offset): Update.
10074 (mn10300_builtin_saveregs):
10075 * config/mn10300/mn10300.md (return expander): Update.
10076 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10077 (ia64_initial_elimination_offset): Update.
10078 (ia64_initial_elimination_offset): Update.
10079 (ia64_expand_prologue): Update.
10080 * config/m68k/m68k.md (return expander): Update.
10081 * config/rs6000/rs6000.c (rs6000_va_start): Update.
10082 (rs6000_stack_info): Update.
10083 * config/mcore/mcore.c (layout_mcore_frame): Update.
10084 (mcore_expand_prolog): Update.
10085 * config/arc/arc.c (arc_compute_frame_size): Update.
10086 * config/score/score3.c (score3_compute_frame_size): Update.
10087 * config/score/score7.c (score7_compute_frame_size): Update.
10088 * config/arm/arm.c (use_return_insn): Update.
10089 (thumb_find_work_register): Update.
10090 (arm_compute_save_reg_mask): Update.
10091 (arm_output_function_prologue): Update.
10092 (arm_output_epilogue): Update.
10093 (arm_size_return_regs): Update.
10094 (arm_get_frame_offsets): Update.
10095 (arm_expand_prologue): Update.
10096 (thumb_exit): Update.
10097 (thumb_unexpanded_epilogue): Update.
10098 (thumb1_output_function_prologue): Update.
10099 * config/pa/pa.md (return expander): Update.
10100 * config/pa/pa.c (compute_frame_size): Update.
10101 (hppa_builtin_saveregs): Update.
10102 * config/mips/mips.c (mips_va_start): Update.
10103 (mips16_build_function_stub): Update.
10104 (mips_compute_frame_info): Update.
10105 (mips_restore_gp): Update.
10106 (mips_output_function_prologue): Update.
10107 (mips_expand_prologue): Update.
10108 * config/v850/v850.c (compute_frame_size): Update.
10109 (expand_prologue): * config/mmix/mmix.c (along): update.
10110 (mmix_initial_elimination_offset): update.
10111 (mmix_reorg): update.
10112 (mmix_use_simple_return): update.
10113 (mmix_expand_prologue): update.
10114 (mmix_expand_epilogue): Update.
10115 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
10116 (emit_link_insn): Update.
10118 2008-04-08 Anatoly Sokolov <aesok@post.ru>
10120 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
10121 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
10123 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
10126 2008-04-07 Jan Hubicka <jh@suse.cz>
10128 * function.h (rtl): Rename to x_rtl.
10129 (crtl): New define.
10130 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10131 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10132 used_temp_slots avail_temp_slots, temp_slot_level,
10133 nonlocal_goto_handler_labels): Update accesstors.
10134 (rtl): New global variable.
10135 (struct function): Move some fileds to rtl_data.
10136 (get_arg_pointer_save_area): Update prototype.
10137 * builtins.c (expand_builtin_setjmp_receiver): Update call of
10138 get_arg_pointer_save_area.
10139 * expr.c (init_expr): Update
10140 * function.c (get_frame_size): Update
10141 (assign_stack_local): Update
10142 (expand_function_end): Update.
10143 (get_art_pointer_save_area): Update
10145 * emit-rtl.c (rtl): Declare.
10146 (regno_reg_rtx): Declare.
10147 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10149 (gen_reg_rtx): Update.
10150 * varasm.c (n_deferred_constatns): Update accestor.
10151 (init_varasm_status): Do not allocate varasm_status.
10152 (force_const_mem, get_pool_size, output_constant_pool): Update.
10153 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10154 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10155 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
10156 * sparc/sparc.h (INIT_EXPANDERS): Update.
10157 * ia64/ia64.h (INIT_EXPANDERS): Update.
10159 2008-04-07 James E. Wilson <wilson@tuliptree.org>
10161 * reload.c (push_secondary_reload): Add missing break to for loop.
10163 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10165 PR middle-end/PR28690
10166 * rtlanal.c: Update copyright years.
10167 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
10168 as REG_POINTER and MEM_POINTER operands.
10169 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
10170 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
10171 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
10172 * gcse.c: Update copyright years.
10173 (pre_delete): Call gen_reg_rtx_and_attrs.
10174 (hoist_code): Likewise.
10175 (build_store_vectors): Likewise.
10176 (delete_store): Likewise.
10177 * loop-invariant.c (move_invariant_reg): Likewise.
10178 Update copyright years.
10180 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
10182 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
10183 control string instead of quoted.
10185 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10187 * doc/rtl.texi: Rewrite of subreg section.
10189 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
10192 * config/i386/i386.c (legitimize_pic_address): Add treating
10193 of dllimport SYM_REF's.
10194 (legitimize_dllimport_symbol): Add prototype.
10196 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10198 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
10199 reference in constructor with non self-referential type.
10201 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10203 Removal of Return with Depressed Stack Pointer support
10204 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
10205 (ECF_SP_DEPRESSED): Likewise.
10206 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
10207 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
10208 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10209 (expand_call): Do not test ECF_SP_DEPRESSED.
10210 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10211 * function.c (keep_stack_depressed): Delete.
10212 (handle_epilogue_set): Likewise.
10213 (update_epilogue_consts): Likewise.
10214 (emit_equiv_load): Likewise.
10215 (thread_prologue_and_epilogue_insns): Remove support for Return with
10216 Depressed Stack Pointer.
10217 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10219 2008-04-06 Richard Guenther <rguenther@suse.de>
10221 PR tree-optimization/35400
10222 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
10223 information from SSA_NAMEs.
10225 2008-04-06 Anatoly Sokolov <aesok@post.ru>
10227 * config/avr/avr.h (avr_mega_p): Remove declaration.
10228 (AVR_MEGA): Remove macro.
10229 * config/avr/avr.c (avr_mega_p): Remove variable.
10230 (avr_override_options): Remove inicializion of avr_mega_p.
10231 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10232 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10233 (avr_jump_mode): (Ditto.).
10234 (avr_output_progmem_section_asm_op): (Ditto.).
10235 (avr_asm_init_sections): (Ditto.).
10236 (avr_asm_init_sections): (Ditto.).
10237 (avr_rtx_costs): (Ditto.).
10238 * config/avr/avr.md: (Ditto.).
10239 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
10242 2008-04-06 Richard Guenther <rguenther@suse.de>
10244 PR tree-optimization/35842
10245 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
10246 is_gimple_invariant_address.
10248 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10250 * gcc.c (default_compilers): Sync Fortran extensions list with
10251 that in fortran/lang-specs.h.
10252 * doc/invoke.texi: Likewise.
10253 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
10254 * dwarf2out.c (gen_compile_unit_die): Likewise.
10256 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
10258 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
10260 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
10263 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
10264 attribute is used for nested functions.
10266 2008-04-05 Jan Hubicka <jh@suse.cz>
10268 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
10270 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
10272 (dump_files): Update.
10273 (enable_rtl_dump_file): Do not accept letter argument.
10274 * tree-pass.h (dump_file_info): Remove letter argument.
10275 * toplev.c (decode_d_option): Update -da handling.
10276 * toplev.h (enable_rtl_dump_file): Update prototype.
10277 * passes.c (register_one_dump_file): Do not accept IPA argument; work
10278 it out based on pass type.
10279 (register_dump_files_1): Likewise.
10280 (init_optimization_passes): Update register_one_dump_file calls.
10281 (execute_one_pass): Sanity check that IPA passes are called at IPA
10282 level and RTL passes at RTL level.
10283 (execute_pass_list): IPA pass can not be after or subpass of
10285 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
10286 disallov RTL subpasses of IPA subpasses.
10288 2008-04-05 Ben Elliston <bje@au.ibm.com>
10290 * tree-cfg.c (need_fake_edge_p): Return false for calls to
10291 builtins that return exactly once and do not throw. Cache call to
10294 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
10296 PR rtl-optimization/34916
10297 PR middle-end/35519
10298 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
10299 between instruction pairs.
10301 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
10303 * doc/invoke.texi: Document -mbitops for SH.
10304 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
10305 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
10306 * config/sh/sh.c (print_operand): Add %t operand code.
10307 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
10308 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
10309 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
10310 (extendqihi2): Likewise.
10311 (movqi_i): Likewise.
10312 (insv): Use bset, bclr and bst instructions for SH2A if possible.
10313 (extv): Use bld instruction for SH2A if possible.
10315 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
10316 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
10317 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
10318 (bset.b, bclr.b): Define peepholes.
10319 * config/sh/sh.opt (mbitops): New option.
10321 2008-04-04 Janis Johnson <janis187@us.ibm.com>
10324 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
10325 and view convert expression.
10327 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10330 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10332 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
10334 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
10336 * config/i386/cpuid.h (bit_AES): New.
10337 (bit_PCLMUL): Likewise.
10339 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
10340 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
10341 SSE2 if AES or PCLMUL is enabled.
10342 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
10343 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10344 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
10345 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
10346 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
10347 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
10348 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10349 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
10350 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
10351 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
10352 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
10353 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
10354 __builtin_ia32_aeskeygenassist128 and
10355 __builtin_ia32_pclmulqdq128.
10356 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
10357 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
10358 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
10360 * config/i386/i386.h (TARGET_AES): New.
10361 (TARGET_PCLMUL): Likewise.
10362 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
10364 * config/i386/i386.md (UNSPEC_AESENC): New.
10365 (UNSPEC_AESENCLAST): Likewise.
10366 (UNSPEC_AESDEC): Likewise.
10367 (UNSPEC_AESDECLAST): Likewise.
10368 (UNSPEC_AESIMC): Likewise.
10369 (UNSPEC_AESKEYGENASSIST): Likewise.
10370 (UNSPEC_PCLMUL): Likewise.
10372 * config/i386/i386.opt (maes): New.
10373 (mpclmul): Likewise.
10375 * config/i386/sse.md (aesenc): New pattern.
10376 (aesenclast): Likewise.
10377 (aesdec): Likewise.
10378 (aesdeclast): Likewise.
10379 (aesimc): Likewise.
10380 (aeskeygenassist): Likewise.
10381 (pclmulqdq): Likewise.
10383 * config/i386/wmmintrin.h: New.
10385 * doc/extend.texi: Document AES and PCLMUL built-in function.
10387 * doc/invoke.texi: Document -maes and -mpclmul.
10389 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
10391 * function.c (free_after_parsing): Replace with
10392 cxx_push_function_context from C++ front-end.
10393 (allocate_struct_function): Don't call langhook.
10394 * langhooks.h (struct lang_hooks_for_functions): Delete.
10395 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
10397 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
10398 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
10399 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
10400 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
10401 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
10402 remove LANG_HOOKS_FUNCTION_INITIALIZER.
10403 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
10405 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
10406 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
10408 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10411 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
10414 2008-04-04 Richard Guenther <rguenther@suse.de>
10416 PR middle-end/35823
10417 * fold-const.c (optimize_minmax_comparison): Use the correct
10418 type for the constant in the simplified comparison.
10420 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
10422 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
10423 Pass L2 size as "--param l2-cache-size" to the compiler.
10424 (decode_l2_cache): New function to decode L2 cache parameters using
10425 0x8000006 extended cpuid function.
10426 (detect_caches_amd): Determine parameters of L2 cache using
10427 decode_l2_caches function.
10428 (decode_caches_intel): Decode L2 cache parameters.
10429 (detect_caches_intel): Determine L2 cache parameters using
10430 decode_caches_intel and decode_l2_caches functions.
10432 2008-04-03 Bob Wilson <bob.wilson@acm.org>
10434 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
10435 secondary input reload for subword loads from the constant pool.
10437 2008-04-03 Janis Johnson <janis187@us.ibm.com>
10440 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
10441 constants of the appropriate size for runtime calculations.
10444 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
10445 decimal-float literal constant zero.
10447 2008-04-03 Jakub Jelinek <jakub@redhat.com>
10450 * c-parser.c (c_parser_omp_atomic): Call
10451 default_function_array_conversion on the RHS.
10453 PR middle-end/35818
10454 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
10455 call is_variable_sized if decl has incomplete type.
10457 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
10459 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
10461 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
10463 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
10465 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
10466 (sgt<u>): Merge sgt and sgtu into new expander.
10467 (sgt, sgtu): Remove expanders.
10468 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
10469 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
10470 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
10471 *sgtu_<mode>_mips16 into new pattern.
10472 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
10473 (sge<u>): Merge sge and sgeu into new expander.
10474 (sge, sgeu): Remove expanders.
10475 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
10477 (*sge_<mode>, second *sge_<mode>): Remove patterns.
10478 (slt<u>): Merge slt and sltu into new expander.
10479 (slt, sltu): Remove expanders.
10480 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
10481 (*slt_<mode>, *sltu_<mode>): Remove patterns.
10482 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
10483 *sltu_<mode>_mips16 into new pattern.
10484 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
10485 (sle<u>): Merge sle and sleu into new expander.
10486 (sle, sleu): Remove expanders.
10487 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
10488 (*sle_<mode>, *sleu_<mode>): Remove patterns.
10489 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
10490 *sleu_<mode>_mips16 into new pattern.
10491 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
10493 2008-04-03 Jan Hubicka <jh@suse.cz>
10495 PR tree-optimization/35795
10496 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
10497 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10498 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10499 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10500 * score/score3.c (score3_output_mi_thunk): Likewise.
10501 * score/score7.c (score7_output_mi_thunk): Likewise.
10502 * mips/mips.c (mips_output_mi_thunk): Likewise.
10504 2008-04-03 Richard Guenther <rguenther@suse.de>
10506 * tree-vrp.c (extract_range_from_unary_expr): Handle all
10507 conversions. Simplify code.
10509 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
10511 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
10513 2008-04-03 Tom Tromey <tromey@redhat.com>
10514 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10516 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10517 * config/bfin/t-bfin-linux (generated_files): Add
10518 linux-sysroot-suffix.h.
10519 * doc/install.texi (Prerequisites): Require make 3.80.
10520 * doc/sourcebuild.texi (Front End Directory): Document new
10522 * Makefile.in (generated_files): New variable.
10523 (ALL_HOST_OBJS): New variable.
10524 ($(ALL_HOST_OBJS)): New target.
10526 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10528 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
10529 (remap_block): Call id->transform_lang_insert_block instead
10531 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
10532 Set id.transform_lang_insert_block to NULL.
10533 (clone_body): Move to cp/optimize.c
10534 * tree-inline.h (struct copy_body_data): Change
10535 transform_lang_insert_block to function pointer.
10536 (copy_generic_body, copy_decl_no_change): Export.
10537 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
10538 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
10539 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
10541 * c-tree.h (insert_block): Kill.
10542 * c-decl.c (insert_block): Kill.
10544 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10546 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10547 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10548 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
10550 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
10551 argument, call {push,pop}_function_context from here.
10552 * c-parser.c: Use c_{push,pop}_function_context.
10554 * function.c (push_function_context_to): Move meat ...
10555 (push_function_context): ... here. Simplify.
10556 * function.c (pop_function_context_from): Move meat ...
10557 (pop_function_context): ... here. Simplify.
10558 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
10560 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10561 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10562 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
10563 * tree.h (push_function_context_to, pop_function_context_from): Remove.
10565 2008-04-03 Ben Elliston <bje@au.ibm.com>
10567 * expmed.c (extract_force_align_mem_bit_field): Remove.
10569 2008-04-03 Richard Guenther <rguenther@suse.de>
10571 PR middle-end/35800
10572 * expr.h (try_casesi): Adjust prototype.
10573 * expr.c (try_casesi): Take fallback label as extra parameter.
10574 Use that for gen_casesi if default_label is NULL.
10575 * stmt.c (expand_case): Pass fallback label to try_casesi,
10576 make sure to fill gaps with a fallback label if default_label
10579 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
10582 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
10584 2008-04-03 Ben Elliston <bje@au.ibm.com>
10586 * expmed.c (extract_split_bit_field): Remove if (0) code.
10587 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
10588 (do_ds_constraint): Likewise.
10590 2008-04-02 Joseph Myers <joseph@codesourcery.com>
10592 * doc/cppopts.texi (-dU): Document.
10593 * c-common.h (flag_dump_macros): Update comment.
10594 * c-opts.c (handle_OPT_d): Handle -dU.
10595 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
10596 dump_queued_macros, cb_used_define, cb_used_undef): New.
10597 (init_pp_output): Handle -dU.
10598 (cb_line_change): Call dump_queued_macros.
10599 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
10601 2008-04-02 Anatoly Sokolov <aesok@post.ru>
10603 * config/avr/predicates.md (io_address_operand): New predicate.
10604 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
10605 * config/avr/avr.c (avr_io_address_p): Remove function.
10606 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
10607 'avr_io_address_p' function.
10608 (out_movhi_r_mr): (Ditto.).
10609 (out_movqi_mr_r): (Ditto.).
10610 (out_movhi_mr_r): (Ditto.).
10611 (avr_address_cost): (Ditto.).
10613 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
10615 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
10616 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
10617 in 32bit mode when XMM registers are available to avoid store
10619 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
10620 corresponding post-reload splitters.
10622 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
10624 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
10625 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
10626 __builtin_ia32_roundss.
10627 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
10628 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
10629 __builtin_ia32_roundss.
10630 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
10631 IX86_BUILTIN_SHUFPD here.
10633 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
10635 * config/i386/i386.md (plogic): New.
10636 (plogicprefix): Likewise.
10638 * config/i386/mmx.md (mmx_<code><mode>3): New.
10639 (mmx_and<mode>3): Removed.
10640 (mmx_ior<mode>3): Likewise.
10641 (mmx_xor<mode>3): Likewise.
10643 * config/i386/sse.md (<code><mode>3): New.
10644 (*<code><mode>3): Likewise.
10645 (*<code><mode>3): Likewise.
10646 (<code><mode>3): Likewise.
10647 (*sse_<code><mode>3): Likewise.
10648 (*sse2_<code><mode>3): Likewise.
10649 (<code>tf3): Likewise.
10650 (*<code>tf3): Likewise.
10651 (and<mode>3): Likewise.
10652 (*and<mode>3): Likewise.
10653 (ior<mode>3): Removed.
10654 (*ior<mode>3): Likewise.
10655 (xor<mode>3): Likewise.
10656 (*xor<mode>3): Likewise.
10657 (*and<mode>3): Likewise.
10658 (*ior<mode>3): Likewise.
10659 (*xor<mode>3): Likewise.
10660 (and<mode>3): Likewise.
10661 (*sse_and<mode>3): Likewise.
10662 (*sse2_and<mode>3): Likewise.
10663 (andtf3): Likewise.
10664 (*andtf3): Likewise.
10665 (ior<mode>3): Likewise.
10666 (*sse_ior<mode>3): Likewise.
10667 (*sse2_ior<mode>3): Likewise.
10668 (iortf3): Likewise.
10669 (*iortf3): Likewise.
10670 (xor<mode>3): Likewise.
10671 (*sse_xor<mode>3): Likewise.
10672 (*sse2_xor<mode>3): Likewise.
10673 (xortf3): Likewise.
10674 (*xortf3): Likewise.
10676 2008-04-02 Richard Guenther <rguenther@suse.de>
10678 PR tree-optimization/14495
10679 PR tree-optimization/34793
10680 * tree-vrp.c (struct switch_update): New structure.
10681 (to_remove_edges, to_update_switch_stmts): New VECs.
10682 (simplify_switch_using_ranges): New function. Remove not taken
10683 case labels and edges.
10684 (simplify_stmt_using_ranges): Call it.
10685 (identify_jump_threads): Mark edges we have queued for removal
10686 so we don't thread them.
10687 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
10689 * tree-cfg.c (group_case_labels): Deal with missing default label.
10690 (tree_verify_flow_info): Allow missing default label.
10691 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
10692 (emit_case_nodes): Likewise.
10693 (expand_case): Do not rely on the default label to be present.
10694 * expr.c (try_casesi): Deal with NULL default_label.
10695 (do_tablejump): Likewise.
10697 2008-04-02 Richard Guenther <rguenther@suse.de>
10699 PR tree-optimization/14495
10700 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
10701 SWITCH_EXPR here ...
10702 (vrp_visit_switch_stmt): ... but here (new function).
10703 (find_case_label_index): New helper function.
10704 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
10706 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10708 * fwprop.c: Fix ISO-C99ism.
10710 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10713 * Makefile.in (objdir): Set it here.
10714 * configure.ac: Not here. Find dynamic linker characteristics.
10715 * exec-tool.in: Use them.
10716 * aclocal.m4: Regenerate.
10717 * configure: Regenerate.
10719 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10721 * expr.c (expand_var): Delete it.
10722 * expr.h (expand_var): Delete prototype.
10723 * function.c (expand_function_start): Use expand_decl instead.
10724 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
10727 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
10729 PR rtl-optimization/35542
10730 * fwprop.c (forward_propagate_and_simplify): Replace
10731 loc_reg_mentioned_in_p with reg_mentioned_p.
10733 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10735 PR rtl-optimization/35281
10736 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
10737 (propagate_rtx_1): Handle PR_HANDLE_MEM.
10738 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
10739 (varying_mem_p): Move above propagate_rtx.
10740 (all_uses_available_at): Do not check MEMs.
10742 2008-04-02 Rafael Espindola <espindola@google.com>
10744 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
10745 (register_edge_assert_for_2): Split the cond argument.
10746 (register_edge_assert_for_1): Adjust for the change in
10747 register_edge_assert_for_2.
10748 (register_edge_assert_for): Split the cond argument.
10749 (find_switch_asserts): Adjust for the change in
10750 register_edge_assert_for.
10752 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
10754 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
10755 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
10756 offsets for 64-bit mingw.
10757 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
10758 abi for x86_64-pc-mingw.
10760 2008-04-02 Richard Guenther <rguenther@suse.de>
10762 * tree-vrp.c (extract_range_from_assert): Make sure to not
10763 produce range min/max with TREE_OVERFOW set.
10764 If merging a anti-range and a range keep the anti-range if
10765 the range covers all values of the type.
10766 (register_edge_assert_for_2): Only allow sign-changing
10767 conversions in detecting canonical range checks. Also
10768 register an assert for the unsigned name if useful.
10770 PR tree-optimization/35787
10771 * tree-vrp.c (vrp_val_max): New function.
10772 (vrp_val_min): Likewise.
10773 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
10774 (vrp_val_is_min): Likewise.
10775 (supports_overflow_infinity): Use vrp_val_{min,max}.
10776 (negative_overflow_infinity): Likewise.
10777 (positive_overflow_infinity): Likewise.
10778 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
10779 (is_positive_overflow_infinity): Likewise.
10780 (is_overflow_infinity): Likewise.
10781 (avoid_overflow_infinity): Use vrp_val_{min,max} and
10782 vrp_val_is_{min,max}.
10783 (set_and_canonicalize_value_range): Canonicalize anti-ranges
10784 to ranges if possible. Avoid empty ranges.
10786 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10788 PR middle-end/35705
10789 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
10790 the expression is a function address.
10792 2008-04-01 George Helffrich <george@gcc.gnu.org>
10794 PR fortran/35154, fortran/23057
10795 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
10796 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
10797 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
10798 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
10800 (dbxout_syms): Check for COMMON-based symbol and wrap in
10801 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
10802 in bracket for efficiency.
10804 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
10805 using DW_TAG_common_block + member offset.
10806 (add_pubname_string): New function.
10807 (dw_expand_expr): New function to find block name and offset for
10809 (common_check): New function to check whether symbol in Fortran COMMON.
10810 (gen_variable_die): If COMMON, use DW_TAG_common_block.
10812 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
10815 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
10817 2008-04-02 Ben Elliston <bje@au.ibm.com>
10819 * config/v850/v850.md (casesi): Remove if (0) code.
10820 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
10821 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
10823 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
10825 * config/i386/i386.md (rex64suffix): New mode attribute.
10826 (floathi<mode>2): Disable expander for SSE math.
10827 (*floathi<mode>2_1): New insn insn_and_split pattern.
10828 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
10829 corresponding post-reload splitters.
10830 (*floathi<mode>2_i387): New macroized insn pattern.
10831 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
10832 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
10833 insn_and_split pattern.
10834 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
10835 New macroized instruction patterns and corresponding post-reload
10837 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
10838 and corresponding post-reload splitters.
10839 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
10840 New macroized instruction patterns.
10841 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
10842 macroized instruction patterns and corresponding post-reload splitters.
10843 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
10844 corresponding post-reload splitters.
10845 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
10846 New macroized instruction patterns.
10847 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
10848 corresponding post-reload splitters.
10849 (*floatsi<mode>2_i387): New macroized instruction patterns.
10851 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
10853 * config/i386/i386.md (smaxmin): New.
10854 (umaxmin): Likewise.
10855 (maxminiprefix): Likewise.
10856 (maxminfprefix): Likewise.
10857 (<code><mode>3): Likewise.
10858 (smin<mode>3): Removed.
10859 (smax<mode>3): Likewise.
10861 * config/i386/mmx.md (mmx_<code>v2sf3): New.
10862 (mmx_<code>v4hi3): Likewise.
10863 (mmx_<code>v8qi3): Likewise.
10864 (mmx_smaxv2sf3): Removed.
10865 (mmx_sminv2sf3): Likewise.
10866 (mmx_umaxv8qi3): Likewise.
10867 (mmx_smaxv4hi3): Likewise.
10868 (mmx_uminv8qi3): Likewise.
10869 (mmx_sminv4hi3): Likewise.
10871 * config/i386/sse.md (<addsub><mode>3): New.
10872 (*<addsub><mode>3): Likewise.
10873 (<sse>_vm<addsub><mode>3): Likewise.
10874 (<maxmin><mode>3): Likewise.
10875 (*<maxmin><mode>3_finite): Likewise.
10876 (*<maxmin><mode>3): Likewise.
10877 (<sse>_vm<maxmin><mode>3): Likewise.
10878 (sse3_h<addsub>v4sf3): Likewise.
10879 (sse3_h<addsub>v2df3): Likewise.
10880 (<maxmin>v16qi3): Likewise.
10881 (*<maxmin>v16qi3): Likewise.
10882 (<maxmin>v8hi3): Likewise.
10883 (*<maxmin>v8hi3): Likewise.
10884 (*sse4_1_<maxmin><mode>3): Likewise.
10885 (*sse4_1_<maxmin><mode>3): Likewise.
10886 (add<mode>3): Removed.
10887 (*add<mode>3): Likewise.
10888 (<sse>_vmadd<mode>3): Likewise.
10889 (sub<mode>3): Likewise.
10890 (*sub<mode>3): Likewise.
10891 (<sse>_vmsub<mode>3): Likewise.
10892 (smin<mode>3): Likewise.
10893 (*smin<mode>3_finite): Likewise.
10894 (*smin<mode>3): Likewise.
10895 (<sse>_vmsmin<mode>3): Likewise.
10896 (smax<mode>3): Likewise.
10897 (*smax<mode>3_finite): Likewise.
10898 (*smax<mode>3): Likewise.
10899 (<sse>_vmsmax<mode>3): Likewise.
10900 (sse3_haddv4sf3): Likewise.
10901 (sse3_haddv2df3): Likewise.
10902 (sse3_hsubv4sf3): Likewise.
10903 (sse3_hsubv2df3): Likewise.
10904 (umaxv16qi3): Likewise.
10905 (*umaxv16qi3): Likewise.
10906 (smaxv8hi3): Likewise.
10907 (*smaxv8hi3): Likewise.
10908 (*sse4_1_smax<mode>3): Likewise.
10909 (*sse4_1_umax<mode>3): Likewise.
10910 (uminv16qi3): Likewise.
10911 (*uminv16qi3): Likewise.
10912 (sminv8hi3): Likewise.
10913 (*sminv8hi3): Likewise.
10914 (*sse4_1_smin<mode>3): Likewise.
10915 (*sse4_1_umin<mode>3): Likewise.
10917 2008-04-01 Rafael Espindola <espindola@google.com>
10919 * tree-cfg.c (verify_expr): remove in_phi.
10920 (verify_stmt): Don't call walk_tree with verify_expr. Use
10921 is_gimple_min_invariant instead of is_gimple_val.
10923 2008-04-01 Joseph Myers <joseph@codesourcery.com>
10925 * doc/include/gpl_v3.texi: Update for manpage generation.
10926 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
10928 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
10929 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
10930 gpl_v3.texi instead of gpl.texi.
10933 2008-04-01 Jakub Jelinek <jakub@redhat.com>
10936 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
10938 2008-04-01 Rafael Espindola <espindola@google.com>
10940 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
10941 (extract_code_and_val_from_cond): Use
10942 extract_code_and_val_from_cond_with_ops.
10944 2008-04-01 Jan Hubicka <jh@suse.cz>
10946 * function.c (free_after_compilation): Free epilogue_delay_list.
10947 (prepare_function_start): Assert that previous compilation was freed.
10949 2008-04-01 Jan Hubicka <jh@suse.cz>
10950 Jim Wilson <wilson@tuliptree.org>
10951 Andreas Tobler <andreast@gcc.gnu.org>
10953 PR middle-end/35781
10954 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
10955 rtl.emit instead cfun->emit.
10956 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
10957 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
10959 2008-04-01 Ben Elliston <bje@au.ibm.com>
10961 * doc/c-tree.texi (Function Basics): Fix grammatical error.
10963 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
10965 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
10967 (fprofile-use): Add var flag_profile_use
10968 * coverage.c (coverage_begin_output): Do not open a gcno file for
10969 output only if -ftest-coverage is set.
10970 Do not add getpwd() to gcda file path.
10971 (build_gcov_info): Check the new flag
10972 flag_profile_datafile_relative_path.
10973 (coverage_init): Use profile_data_prefix.
10974 Read profile counter only if flag_profile_use is set.
10975 * opts.c (common_handle_option): New option fprofile-use=,
10976 fprofile-dir=, fprofile-generate=.
10977 * toplev.c (profile_data_prefix): New variable definition.
10978 * toplev.h (profile_data_prefix): New declaration.
10979 * doc/invoke.tex (Option Summary, Optimization Options):
10982 2008-03-31 James E. Wilson <wilson@tuliptree.org>
10984 * varasm.c (output_constant_pool_1): In LABEL_REF check,
10985 use tmp consistently.
10988 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
10989 * config/ia64/ia64.c (rtx_needs_barrier): Handle
10990 UNSPEC_FR_RECIP_APPROX_RES.
10991 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
10993 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
10996 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
10998 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11000 PR middle-end/30186
11001 * fold-const.c (fold_indirect_ref_1): Support accessing non first
11002 element of the vector via a pointer.
11004 2008-03-31 Ian Lance Taylor <iant@google.com>
11006 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
11008 2008-03-31 Jan Hubicka <jh@suse.cz>
11010 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11011 get_arg_pointer_save_area.
11012 * expr.c (init_expr): Just clear out rtl.expr.
11013 * function.c (free_after_compilation): Clear out whole RTL structure.
11014 (get_func_frame_size): Merge into ...
11015 (get_frame_size): ... this one.
11016 (assign_stack_local_1): Merge into ...
11017 (assign_stack_local): ... this one.
11018 (expand_function_end): Update call of get_arg_pointer_save_area.
11019 (get_art_pointer_save_area): Remove cfun argument.
11020 * function.h (emit_status): regno_pointer_align does not need length
11021 attribute. Move x_regno_reg_rtx to ...
11022 (regno_reg_rtx): ... new global array.
11023 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
11024 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
11025 apply_args_value, forced_labels, stack_pointer_delta):
11027 (struct varasm_status): Move here from varasm.c
11028 (struct rtl_data): New. Move here some fields from struct function.
11029 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11030 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11031 used_temp_slots avail_temp_slots, temp_slot_level,
11032 nonlocal_goto_handler_labels): Update accesstors.
11033 (rtl): New global variable.
11034 (struct function): Move some fileds to rtl_data.
11035 (get_arg_pointer_save_area): Update prototype.
11036 * emit-rtl.c (rtl): Declare.
11037 (regno_reg_rtx): Declare.
11038 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11040 (gen_reg_rtx): Update.
11041 (init_virtual_regs): Do not tate emit_status argument.
11042 (init_emit): Do not allocate emit.
11043 * varasm.c (varasm_statuc): Move to function.h.
11044 (n_deferred_constatns): Update accestor.
11045 (init_varasm_status): Do not allocate varasm_status.
11046 (force_const_mem, get_pool_size, output_constant_pool): Update.
11047 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11048 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11050 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
11052 PR rtl-optimization/35729
11053 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
11056 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
11059 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
11060 load/store if memory is unaligned.
11061 (*movti_rex64): Likewise.
11063 * config/i386/predicates.md (misaligned_operand): New.
11065 2008-03-31 Andrew Pinski <pinskia@gmail.com>
11068 * tree-ssa-phiopt.c (conditional_replacement): Return early for
11071 2008-03-31 Jan Beulich <jbeulich@novell.com>
11073 * config/ia64/constraints.md: Add 'j' constraint.
11074 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
11075 (movdi_internal): Likewise.
11077 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
11080 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
11082 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
11085 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
11086 proper error message for the third argument on blendpd and
11089 * config/i386/sse.md (blendbits): New.
11090 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
11092 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
11094 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
11096 2008-03-30 Richard Guenther <rguenther@suse.de>
11098 PR middle-end/31023
11099 * fold-const.c (fold_sign_changed_comparison): Do leave
11100 conversions to base-types alone.
11102 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11104 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
11105 the link register if one altivec register is be saved.
11107 2008-03-30 Ben Elliston <bje@au.ibm.com>
11109 * final.c (final_scan_insn): Remove if (0) code.
11111 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
11113 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
11115 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
11117 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
11118 of V4SFmode to ix86_binary_operator_ok.
11120 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
11122 * config/i386/i386.c (override_options): Initialize
11123 ix86_veclib_handler to ix86_veclibabi_svml when
11124 -mveclibabi=svml is used.
11125 (ix86_veclibabi_svml): New function for SVML ABI style
11126 vectorization support.
11127 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
11129 2008-03-28 Rafael Espindola <espindola@google.com>
11131 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
11132 (tree_binary_nonnegative_warnv_p): Make it public.
11133 (tree_single_nonnegative_warnv_p): Make it public.
11134 (tree_invalid_nonnegative_warnv_p): Make it public.
11135 (tree_unary_nonzero_warnv_p): Make it public.
11136 (tree_binary_nonzero_warnv_p): Make it public
11137 (tree_single_nonzero_warnv_p): Make it public.
11138 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
11139 (extract_range_from_binary_expr): Split the expr argument.
11140 (extract_range_from_unary_expr): Split the expr argument.
11141 (extract_range_from_comparison): Split the expr argument.
11142 (extract_range_from_expr): Use the new aux functions.
11143 (vrp_evaluate_conditional_warnv): Use
11144 vrp_evaluate_conditional_warnv_with_ops.
11145 * tree.h (tree_unary_nonzero_warnv_p): Declare.
11146 (tree_binary_nonzero_warnv_p): Declare.
11147 (tree_single_nonzero_warnv_p): Declare.
11148 (tree_expr_nonzero_warnv_p): Declare.
11149 (tree_unary_nonnegative_warnv_p): Declare.
11150 (tree_binary_nonnegative_warnv_p): Declare.
11151 (tree_single_nonnegative_warnv_p): Declare.
11152 (tree_invalid_nonnegative_warnv_p): Declare.
11154 2008-03-28 Richard Guenther <rguenther@suse.de>
11156 PR tree-optimization/30317
11157 PR tree-optimization/30911
11158 PR tree-optimization/34793
11159 * tree-vrp.c (set_and_canonicalize_value_range): New function.
11160 (struct assert_locus_d): New member EXPR.
11161 (register_new_assert_for): Add EXPR parameter to support
11162 ASSERT_EXPR <name, expr OP limit>.
11163 (register_edge_assert_for_1): Adjust callers.
11164 (find_assert_locations): Likewise.
11165 (process_assert_insertions_for): Build condition from expression.
11166 (extract_range_from_assert): Handle ASSERT_EXPRs
11167 of the form ASSERT_EXPR <name, expr OP limit>.
11168 (register_edge_assert_for_2): New helper registering
11169 asserts for comparisons. Recognize range tests of the form
11170 (unsigned)i - CST1 OP CST2.
11171 (register_edge_assert_for_1): Use it.
11172 (register_edge_assert_for): Likewise.
11173 (needs_overflow_infinity): Integer sub-types
11174 do not need overflow infinities.
11175 (vrp_val_is_max): The extreme values of integer sub-types
11176 are those of the base type.
11177 (vrp_val_is_min): Likewise.
11178 * tree.def (ASSERT_EXPR): Document extra allowed conditional
11181 2008-03-28 Nick Clifton <nickc@redhat.com>
11184 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11185 Return GENERAL_REGS for stack adjustment reloads.
11187 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11190 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
11191 const_vector when all the vectors are constant.
11193 2008-03-27 Bob Wilson <bob.wilson@acm.org>
11195 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
11197 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
11198 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
11200 (s<code>_sf): Use new scc_sf attribute for opcode names.
11202 2008-03-27 Tom Tromey <tromey@redhat.com>
11204 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
11205 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
11206 config/spu/t-spu-elf, config/i386/t-interix,
11207 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
11208 config/i386/x-darwin, config/i386/x-mingw32,
11209 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
11210 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
11211 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
11212 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
11213 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
11214 config/rs6000/x-darwin, config/rs6000/t-rs6000,
11215 config/score/t-score-elf, config/arm/t-strongarm-pe,
11216 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
11217 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
11218 Revert automatic dependency patch.
11220 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
11223 * config/i386/i386.c (ix86_function_arg_boundary): Align
11224 decimal floating point to its natural boundary.
11226 2008-03-27 Richard Guenther <rguenther@suse.de>
11228 PR middle-end/35716
11229 * fold-const.c (fold_comparison): Restrict distinct decl
11230 comparison folding to VAR_DECLs and PARM_DECLs. Do not
11231 solely rely on operand_equal_p.
11233 2008-03-27 Richard Guenther <rguenther@suse.de>
11236 * c-common.c (handle_weak_attribute): Reject combination of
11239 2008-03-27 Richard Guenther <rguenther@suse.de>
11241 PR tree-optimization/32810
11242 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
11243 conversions from DECL_INITIAL.
11244 (fold_const_aggregate_ref): Likewise from constructor elements.
11246 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
11248 * tree-affine.h (aff_combination_expand): Declare.
11249 (get_inner_reference_aff): Likewise.
11250 * tree-affine.c (aff_combination_expand): Split out from
11251 tree_to_aff_combination_expand.
11252 (get_inner_reference_aff): New function.
11253 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
11254 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
11255 (struct lim_aux_data): sm_done field removed.
11256 (mem_ref_loc_p, mem_ref_locs_p): New types.
11257 (struct mem_ref): Added id, stored, accesses_in_loop,
11258 indep_loop, dep_loop, indep_ref, dep_ref fields.
11259 Removed is_stored, locs and next fields.
11260 (memory_accesses): New variable.
11261 (movement_possibility): Do not allow moving statements
11262 that store to memory.
11263 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
11265 (determine_max_movement): For statements with memory references,
11266 find the outermost loop in that the reference is independent.
11267 (move_computations_stmt): Mark the virtual operands for renaming.
11268 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
11269 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
11270 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
11271 add_vop_ref_mapping, create_vop_ref_mapping_loop,
11272 create_vop_ref_mapping, analyze_memory_references,
11273 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
11274 get_all_locs_in_loop, ref_always_accessed_p,
11275 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
11276 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
11277 store_motion_loop, store_motion): New functions.
11278 (struct vop_to_refs_elt): New type.
11279 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
11280 memref_hash, memref_eq, hoist_memory_references): Rewritten.
11281 (schedule_sm): Replaced by...
11282 (execute_sm): ... this.
11283 (determine_lsm_ref, hoist_memory_references,
11284 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
11285 find_more_ref_vops, free_mem_ref, free_mem_refs,
11286 determine_lsm_loop, determine_lsm): Removed.
11287 (tree_ssa_lim_finalize): Free data structures used by store motion.
11288 (tree_ssa_lim): Call analyze_memory_references. Use
11289 store_motion instead of determine_lsm.
11291 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11293 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
11294 rename tmake_file to m68hc11/t-m68hc11.
11295 (mcore): Set inhibit_libc to true.
11296 * config.host (alpha*-dec-*vms*): Set extra_programs.
11297 (interix3*): Don't use host_xmake_file.
11298 * configure.ac: Let config.gcc override inhibit_libc.
11299 * configure: Regenerate.
11301 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
11302 * config/t-openbsd-thread: Remove commented out lines.
11304 * config/x-interix: Remove.
11306 * config/m68hc11/t-m68hc11-gas: Rename to...
11307 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
11309 * config/mcore/t-mcore: Remove T_CFLAGS.
11310 * config/mcore/t-mcore-pe: Likewise.
11312 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11314 * configure.ac: Replace custom __GNU_SOURCE test with
11315 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
11316 * aclocal.m4: Regenerate.
11317 * configure: Regenerate.
11318 * config.in: Regenerate.
11320 2008-03-27 Richard Guenther <rguenther@suse.de>
11322 * fold-const.c (target.h): Include.
11323 (fold_comparison): Fold comparison of addresses of decls
11324 that bind locally or of constants. Consolidate address folding code.
11325 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
11326 results from fold_binary_to_constant.
11327 (compare_values_warnv): Likewise.
11329 2008-03-27 Andrew Pinski <pinskia@gmail.com>
11331 PR middle-end/35429
11332 * fold-const.c (fold_truthop): Check for integeral types when folding
11333 a == 0 && b == 0 and a != 0 || b != 0 .
11335 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
11337 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
11339 2008-03-26 Andreas Schwab <schwab@suse.de>
11341 * doc/invoke.texi: Fix use of @item vs. @itemx.
11343 2008-03-26 Tom Tromey <tromey@redhat.com>
11345 * Makefile.in (build/gensupport.o, build/print-rtl.o,
11346 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
11347 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
11348 build/gencodes.o, build/genconditions.o, build/genconfig.o,
11349 build/genconstants.o, build/genemit.o, build/genextract.o,
11350 build/genflags.o, build/genmddeps.o, build/genopinit.o,
11351 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
11354 2008-03-26 Richard Guenther <rguenther@suse.de>
11357 2008-03-26 Richard Guenther <rguenther@suse.de>
11359 * fold-const.c (target.h): Include.
11360 (fold_comparison): Fold comparison of addresses of two decls
11361 that bind locally. Consolidate address folding code.
11363 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11365 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
11366 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
11367 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
11368 dconstsqrt2, dconstthird, dconste and/or dconst10.
11369 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
11370 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
11371 dconstsqrt2, dconste): Delete.
11372 (init_emit_once): Likewise. Simplify initializing dconstm1.
11374 * real.c (get_real_const): New.
11375 * real.h (dconst3, dconst10, dconstm2, dconstthird,
11376 dconstsqrt2, dconste): Delete.
11377 (real_value_const, get_real_const): New.
11379 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
11381 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
11383 * config/i386/i386.c (ix86_function_arg_boundary): Check
11384 BIGGEST_ALIGNMENT instead of 128.
11385 (setup_incoming_varargs_64): Likewise.
11387 2008-03-26 Tom Tromey <tromey@redhat.com>
11389 * Makefile.in (DEPFILES): Add missing '/'.
11391 2008-03-26 Richard Guenther <rguenther@suse.de>
11393 * fold-const.c (target.h): Include.
11394 (fold_comparison): Fold comparison of addresses of two decls
11395 that bind locally. Consolidate address folding code.
11397 2008-03-26 Nick Clifton <nickc@redhat.com>
11400 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
11401 not allow INT+INT as a legitimate addressing mode.
11403 2008-03-26 Richard Guenther <rguenther@suse.de>
11405 * tree-flow.h (widen_bitfield): Remove declaration.
11406 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
11407 (widen_bitfield): Remove function.
11408 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
11411 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11414 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
11417 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
11419 PR rtl-optimization/35232
11420 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
11421 (forget_old_reloads_1, forget_marked_reloads): Don't clear
11422 reg_reloaded_call_part_clobbered here.
11423 (reload_regs_reach_end_p): New function.
11424 (reload_reg_rtx_for_input): New variable.
11425 (reload_reg_rtx_for_output): Likewise.
11426 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
11427 when reassigning a pseudo register. Load reloadreg from
11428 reload_reg_rtx_for_input, moving the mode and register
11430 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
11431 instead of the original when deciding whether an input reload
11432 would be a no-op or whether an output reload can be deleted.
11433 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
11434 when setting up new_spill_reg_store. Load it from
11435 reload_reg_rtx_for_output, moving the mode and register
11437 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
11438 instead of the original when deciding whether an output reload
11439 would be a no-op. Do the same when modifying insn notes.
11440 Use rtx_equal_p instead of == to compare the registers.
11441 (inherit_piecemeal_p): Take a mode and two register numbers
11443 (emit_reload_insns): Clear new_spill_reg_store for every hard
11444 register in the reload register. Remove spill registers
11445 from reg_reloaded_valid before considering whether to record
11446 inheritance information for them. Use reload_reg_rtx_for_output
11447 instead of reg_rtx when recording output reloads. Use
11448 reload_reg_rtx_for_input instead of reg_rtx when recording
11449 input reloads. Set or clear reg_reloaded_call_part_clobbered
11450 at the same time as setting reg_reloaded_valid.
11451 (delete_output_reload): Add a new_reload_reg parameter and use it
11452 instead of rld[j].reg_rtx.
11453 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
11456 2008-03-25 Tom Tromey <tromey@redhat.com>
11458 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
11459 (build/genattr.o): Likewise.
11460 (build/genattrtab.o): Likewise.
11461 (build/gencodes.o): Likewise.
11462 (build/genconfig.o): Likewise.
11463 (build/genconstants.o): Likewise.
11464 (build/genemit.o): Likewise.
11465 (build/genextract.o): Likewise.
11466 (build/genflags.o): Likewise.
11468 2008-03-25 Bob Wilson <bob.wilson@acm.org>
11470 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
11471 instead of size_int for integer types.
11472 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
11473 to match type of MINUS_EXPR.
11475 2008-03-25 Tom Tromey <tromey@redhat.com>
11477 * configure: Rebuilt.
11478 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
11481 2008-03-25 Tom Tromey <tromey@redhat.com>
11483 * config/x-solaris (host-solaris.o): Update.
11484 * config/x-linux (host-linux.o): Update.
11485 * config/x-hpux (host-hpux.o): Update.
11486 * config/x-darwin (host-darwin.o): Update.
11487 * config/v850/t-v850e (v850-c.o): Update.
11488 * config/v850/t-v850 (v850-c.o): Update.
11489 * config/t-vxworks (vxworks.o): Update.
11490 * config/t-sol2 (sol2-c.o, sol2.o): Update.
11491 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
11492 * config/spu/t-spu-elf (spu-c.o): Update.
11494 * config/sh/t-symbian (sh-c.o): Update.
11495 (symbian.o): Update.
11496 * config/sh/t-sh (sh-c.o): Update.
11497 * config/score/t-score-elf (score7.o, score3.o): Update.
11498 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
11499 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
11500 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
11501 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
11502 (rs6000.o): Remove.
11503 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
11504 * config/m32c/t-m32c (m32c-pragma.o): Update.
11505 * config/ia64/t-ia64 (ia64-c.o): Update.
11506 * config/i386/x-mingw32 (host-mingw32.o): Update.
11507 * config/i386/x-i386 (driver-i386.o): Update.
11508 * config/i386/x-darwin (host-i386-darwin.o): Update.
11509 * config/i386/x-cygwin (host-cygwin.o): Update.
11510 * config/i386/t-nwld (nwld.o): Update.
11511 * config/i386/t-netware (netware.o): Update.
11512 * config/i386/t-interix (winnt.o): Update.
11513 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
11514 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
11515 msformat-c.o): Update.
11516 * config/bfin/t-bfin-linux (generated_files): Add
11517 linux-sysroot-suffix.h.
11518 * config/arm/t-wince-pe (pe.o): Update.
11519 * config/arm/t-strongarm-pe (pe.o): Update.
11520 * config/arm/t-pe (pe.o): Update.
11521 * config/arm/t-arm (arm-c.o): Update.
11522 * doc/install.texi (Prerequisites): Require make 3.80.
11523 * Makefile.in: Remove .o targets.
11524 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
11525 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
11526 (simple_generated_h, simple_generated_c): Move earlier.
11527 (generated_files): New variable.
11528 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
11529 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
11530 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
11531 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
11532 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
11533 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
11534 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
11535 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
11536 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
11537 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
11538 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
11539 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
11541 (COMPILE.base, COMPILE): New variables.
11542 (%.o): New pattern rule.
11543 (ALL_HOST_OBJS): New variable.
11544 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
11545 (dummy-checksum.o, cc1-checksum.o): Remove.
11546 (DRIVER_SHLIB): New variable.
11547 (DRIVER_DEFINES): Use it.
11548 (gencondmd.c): Move out of build/.
11549 (s-conditions): Update.
11550 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
11551 (ALL_BUILD_OBJS): Likewise.
11552 (build/%.o): Use BUILDCOMPILE.
11553 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
11554 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
11555 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
11556 build/gencheck.o, build/gencodes.o, build/genconditions.o,
11557 build/genconfig.o, build/genconstants.o, build/genemit.o,
11558 build/genextract.o, build/genflags.o, build/genmddeps.o,
11559 build/genopinit.o, build/genoutput.o, build/genpeep.o,
11560 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
11561 build/gen-protos.o, build/scan.o, build/fix-header.o,
11562 build/scan-decls.o): Simplify.
11563 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
11564 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
11565 prefix.o, toplev.o): Reduce to variable setting.
11566 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
11567 ($(out_object_file), gcc-options.o): New targets.
11568 ($(ALL_HOST_OBJS)): New target. Include dependency files.
11569 * configure: Rebuilt.
11570 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
11571 * doc/sourcebuild.texi (Front End Directory): Document new variable.
11573 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
11575 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
11576 complain when we hit an error, return ERROR_MARK_NODE.
11578 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11580 * config/sh/constraints.md (Pso, Psz): New constraints.
11581 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
11582 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
11584 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11586 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
11587 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
11589 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11591 * config/sh/sh.md (prefetch): Add condition for SH2A target.
11592 (prefetch_sh2a): New.
11594 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
11595 Naveen.H.S <naveen.hs@kpitcummins.com>
11597 * config/sh/constraints.md (I28): New constraint.
11598 * config/sh/sh.c (broken_move): Add support for movi20s.
11599 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
11601 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
11602 Jayant Sonar <Jayant.sonar@kpitcummins.com>
11603 Naveen.H.S <naveen.hs@kpitcummins.com>
11605 * config/sh/sh.c (SH_ATTRIBUTES): Define.
11606 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11607 (print_operand): Handle resbank in %@ operand code.
11608 (sh_encode_section_info): New.
11609 (push_regs): Add conditions for resbank.
11610 (sh_expand_epilogue): Likewise.
11611 (sh_insert_attributes): Likewise.
11612 (sh_attribute_table): Likewise.
11613 (sh_handle_resbank_handler_attribute): New.
11614 (sh2a_handle_function_vector_handler_attribute): New.
11615 (sh2a_is_function_vector_call): New.
11616 (sh2a_get_function_vector_number): New.
11617 (sh2a_function_vector_p): New.
11618 (sh_cfun_resbank_handler_p): New.
11619 * config/sh/sh.md (calli): Emit jsr/n if possible.
11620 (calli_tbr_rel): New.
11621 (calli_pcrel): Emit jsr/n if possible.
11622 (return_i): Emit rts/n if possible.
11623 (call_valuei_tbr_rel): New.
11624 (call_valuei_pcrel): Add condition for SH2A target.
11625 (call_value): Likewise.
11626 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
11627 (sh2a_get_function_vector_number): Likewise.
11628 (sh2a_is_function_vector_call): Likewise.
11629 * doc/extend.texi: Document TBR relative addressing of SH2A.
11630 (resbank): Add description for SH2A.
11632 2008-03-24 Richard Guenther <rguenther@suse.de>
11635 * gimplify.c (gimplify_modify_expr): For frontend type-correct
11636 pointer assignments change conversions according to middle-end rules.
11637 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
11638 * configure.ac: Include type checking in yes.
11639 * configure: Regenerate.
11641 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11643 * diagnostic.c (diagnostic_count_diagnostic): Delete.
11644 (diagnostic_report_diagnostic): Update. Handle ICEs here.
11646 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
11648 * gthr-vxworks.h (UNUSED): Define.
11650 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
11652 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
11654 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
11656 * doc/extend.texi (Function Attributes): Add missing comma in the
11657 example of the "alloc_size" attribute.
11659 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
11662 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11664 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11667 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
11670 * stor-layout.c (update_alignment_for_field): Set minimum alignment
11671 of the underlying type of a MS bitfield layout to the natural
11672 alignment of the type.
11674 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
11676 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
11677 to their natural alignment to avoid store forwarding stalls.
11679 2008-03-22 Richard Guenther <rguenther@suse.de>
11681 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
11682 For PHI nodes verify the address is invariant.
11683 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
11684 (get_symbol_constant_value): Use is_gimple_min_invariant.
11685 (maybe_fold_stmt_indirect): Likewise.
11687 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
11689 PR rtl-optimization/33927
11690 * Makefile.in (dse.o): Depend on $(TM_P_H).
11691 * expr.h (extract_low_bits): Declare.
11692 * expmed.c (extract_low_bits): New function.
11693 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
11694 * dse.c: Include tm_p.h.
11695 (find_shift_sequence): Remove the read_reg argument and return the
11696 read value. Emit the instructions instead of returning them.
11697 Iterate on new_mode rather than calculating it each time.
11698 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
11699 source to NEW_MODE and extract_low_bits to convert the shifted
11700 value to READ_MODE.
11701 (replace_read): Allow the load and store to have different mode
11702 classes. Use extract_low_bits when SHIFT == 0. Create the shift
11703 or extraction instructions before trying the replacement. Update
11704 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
11706 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
11708 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
11709 to their natural alignment to avoid store forwarding stalls.
11711 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11714 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
11715 encouraging but not allowing gprs for input;
11716 change the input constraint to !f#r.
11717 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
11719 change the output constraint to !f#r.
11721 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
11724 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
11725 corresponding post-reload splitters.
11726 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
11727 when x87 FP math is selected.
11728 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
11729 New function prototype.
11730 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
11731 unreachable function to ease macroization of insn patterns.
11733 2008-03-21 Martin Jambor <mjambor@suse.cz>
11735 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
11736 reference dumps if ddr is NULL or dependence is unknown.
11738 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
11740 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
11741 unsigned extension into account.
11742 (ATOMIC_COMPARE_AND_SWAP): Likewise.
11743 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
11744 Do computations on a scratch register.
11746 2008-03-21 Richard Guenther <rguenther@suse.de>
11748 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11749 Use is_gimple_min_invariant instead of TREE_INVARIANT.
11750 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
11751 * tree-ssa-dom.c (record_equality): Likewise.
11752 * tree-inline.c (copy_body_r): Likewise.
11753 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
11756 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
11758 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
11759 as 'delete_unused' argument.
11761 2008-03-20 Richard Guenther <rguenther@suse.de>
11763 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11764 special casing of constant qualifiers.
11765 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
11766 care about them in general.
11767 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
11768 regardless of their type.
11769 (fold_stmt_r): Forcefully fold *& if we end up with that.
11771 2008-03-20 Paul Brook <paul@codesourcery.com>
11773 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
11774 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
11776 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
11778 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
11779 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
11781 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
11783 * common.opt (Wmudflap): New option.
11784 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
11785 (mx_register_decls): Likewise.
11786 (mudflap_finish_file): Likewise.
11787 * doc/invoke.texi: Document -Wno-mudflap.
11789 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
11791 * c-format.c (replace_format_name_to_system_name): New.
11792 (cmp_attribs): New.
11793 (convert_format_name_to_system_name): New.
11794 (decode_format_attr): Add use of convert_format_name_to_system_name.
11795 (format_types_orig): Add gnu_ prefix to names.
11796 (check_format_info_main): Special treating of \0 escaped names for
11797 supporting multi-character format specifiers as I32, I64.
11798 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
11799 (gnu_target_overrides_format_attributes): New.
11800 * c-format.h: Add structure target_ovr_attr to hold
11801 system specific formatter names.
11802 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
11803 msformat-c.o file to c_target_objs and cxx_target_objs.
11804 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
11805 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
11806 (TARGET_N_FORMAT_TYPES): New.
11807 * config/i386/msformat-c.c: New.
11808 * config/i386/t-cygming: Add build rule for msformat-c.o.
11809 * doc/extend.texi: Add new format names gnu_* and ms_* and
11811 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
11813 2008-03-20 Ira Rosen <irar@il.ibm.com>
11815 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
11816 optimizations turned on under -O3.
11817 (ftree-vectorize): Add that the flag is turned on with -O3.
11819 2008-03-20 Ben Elliston <bje@au.ibm.com>
11821 * regmove.c (try_auto_increment): Fix spelling error in comment.
11822 * final.c (final_scan_insn): Likewise.
11824 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
11827 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
11828 allocator preferences for "y" and "r" class registers.
11829 ("*mov<mode>_internal"): Ditto.
11830 ("*movv2sf_internal_rex64"): Ditto.
11831 ("*movv2sf_internal"): Ditto.
11833 2008-03-19 Michael Matz <matz@suse.de>
11835 PR middle-end/35616
11836 * calls.c (expand_call): Check overlap of arguments with call
11837 address for sibcalls.
11839 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
11842 * stor-layout.c (update_alignment_for_field): Set minimum alignment
11843 of the underlying type of a MS bitfield layout to the natural
11844 alignment of the type.
11846 2008-03-19 Jan Hubicka <jh@suse.cz>
11849 * toplev.c (decode_d_option): Handle all CPP flags.
11850 * tree-vrp.c: Update tree_pass descriptors.
11851 * regrename.c: Update tree_pass descriptors.
11852 * fwprop.c: Update tree_pass descriptors.
11853 * doc/invoke.texi: Remove documentation of dropped -d? flags.
11854 * tree-into-ssa.c: Update tree_pass descriptors.
11855 * tree-dump.c: Update tree_pass descriptors.
11856 * tree-complex.c: Update tree_pass descriptors.
11857 * tree-dump.h: Update tree_pass descriptors.
11858 * see.c: Update tree_pass descriptors.
11859 * cgraphbuild.c: Update tree_pass descriptors.
11860 * tracer.c: Update tree_pass descriptors.
11861 * tree-loop-distribution.c: Update tree_pass descriptors.
11862 * cgraph.c: Update tree_pass descriptors.
11863 * postreload-gcse.c: Update tree_pass descriptors.
11864 * postreload.c: Update tree_pass descriptors.
11865 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
11866 * tree-tailcall.c: Update tree_pass descriptors.
11867 * tree-pass.h (tree_opt_pass): Rename to ...
11868 (opt_pass) ... this one; add "type" field and remove letter field.
11869 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
11870 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
11871 all_lowering_passes): Update declaration.
11872 * ipa-cp.c: Update tree_pass descriptors.
11873 * final.c: Update tree_pass descriptors.
11874 * omp-low.c: Update tree_pass descriptors.
11875 * tree-ssa-dse.c: Update tree_pass descriptors.
11876 * ipa-reference.c: Update tree_pass descriptors.
11877 * tree-ssa-uncprop.c: Update tree_pass descriptors.
11878 * auto-inc-dec.c: Update tree_pass descriptors.
11879 * reorg.c: Update tree_pass descriptors.
11880 * cgraphunit.c: Update tree_pass descriptors.
11881 * tree-ssa-copyrename.c: Update tree_pass descriptors.
11882 * tree-ssa-ccp.c: Update tree_pass descriptors.
11883 * df-core.c: Update tree_pass descriptors.
11884 * mode-switching.c: Update tree_pass descriptors.
11885 * tree-nomudflap.c: Update tree_pass descriptors.
11886 * modulo-sched.c: Update tree_pass descriptors.
11887 * ipa-pure-const.c: Update tree_pass descriptors.
11888 * cse.c: Update tree_pass descriptors.
11889 * web.c: Update tree_pass descriptors.
11890 * tree-stdarg.c: Update tree_pass descriptors.
11891 * tree-ssa-math-opts.c: Update tree_pass descriptors.
11892 * tree-ssa-dom.c: Update tree_pass descriptors.
11893 * tree-nrv.c: Update tree_pass descriptors.
11894 * tree-ssa-alias.c: Update tree_pass descriptors.
11895 * loop-init.c: Update tree_pass descriptors.
11896 * gimple-low.c: Update tree_pass descriptors.
11897 * ipa-inline.c: Update tree_pass descriptors.
11898 * tree-ssa-sink.c: Update tree_pass descriptors.
11899 * global.c: Update tree_pass descriptors.
11900 * ifcvt.c: Update tree_pass descriptors.
11901 * jump.c: Update tree_pass descriptors.
11902 * predict.c: Update tree_pass descriptors.
11903 * tree-ssa-loop.c: Update tree_pass descriptors.
11904 * recog.c: Update tree_pass descriptors.
11905 * dse.c: Update tree_pass descriptors.
11906 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
11907 * tree-eh.c: Update tree_pass descriptors.
11908 * regmove.c: Update tree_pass descriptors.
11910 * function.c: Update tree_pass descriptors.
11911 * tree-vectorizer.c: Update tree_pass descriptors.
11912 * gcse.c: Update tree_pass descriptors.
11913 * ipa-type-escape.c: Update tree_pass descriptors.
11914 * tree-if-conv.c: Update tree_pass descriptors.
11915 * init-regs.c: Update tree_pass descriptors.
11916 * ipa.c: Update tree_pass descriptors.
11917 * tree-ssa-phiopt.c: Update tree_pass descriptors.
11918 * rtl-factoring.c: Update tree_pass descriptors.
11919 * lower-subreg.c: Update tree_pass descriptors.
11920 * bt-load.c: Update tree_pass descriptors.
11921 * tree-dfa.c: Update tree_pass descriptors.
11922 * except.c: Update tree_pass descriptors.
11923 * emit-rtl.c: Update tree_pass descriptors.
11924 * cfgexpand.c: Update tree_pass descriptors.
11925 * tree-cfgcleanup.c: Update tree_pass descriptors.
11926 * cfgcleanup.c: Update tree_pass descriptors.
11927 * tree-ssa-pre.c: Update tree_pass descriptors.
11928 * tree-sra.c: Update tree_pass descriptors.
11929 * tree-mudflap.c: Update tree_pass descriptors.
11930 * tree-ssa-copy.c: Update tree_pass descriptors.
11931 * cfglayout.c: Update tree_pass descriptors.
11932 * tree-ssa-forwprop.c: Update tree_pass descriptors.
11933 * tree-ssa-dce.c: Update tree_pass descriptors.
11934 * tree-ssa.c: Update tree_pass descriptors.
11935 * regclass.c: Update tree_pass descriptors.
11936 * integrate.c: Update tree_pass descriptors.
11937 * tree-optimize.c: Update tree_pass descriptors.
11938 * tree-ssa-phiprop.c: Update tree_pass descriptors.
11939 * tree-object-size.c: Update tree_pass descriptors.
11940 * combine.c: Update tree_pass descriptors.
11941 * tree-outof-ssa.c: Update tree_pass descriptors.
11942 * bb-reorder.c: Update tree_pass descriptors.
11943 * stack-ptr-mod.c: Update tree_pass descriptors.
11944 * var-tracking.c: Update tree_pass descriptors.
11945 * tree-profile.c: Update tree_pass descriptors.
11946 * tree-vect-generic.c: Update tree_pass descriptors.
11947 * reg-stack.c: Update tree_pass descriptors.
11948 * sched-rgn.c: Update tree_pass descriptors.
11949 * tree-ssa-structalias.c: Update tree_pass descriptors.
11950 * tree-cfg.c: Update tree_pass descriptors.
11951 * passes.c (current_pass): Update declaration.
11952 (finish_optimization_passes): Update.
11953 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
11954 (register_one_dump_file, register_dump_files_1, next_pass_1):
11956 (init_optimization_passes): Update handling of new types.
11957 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
11958 * ipa-struct-reorg.c: Update tree_pass descriptors.
11959 * tree-ssa-reassoc.c: Update tree_pass descriptors.
11960 * combine-stack-adj.c: Update tree_pass descriptors.
11961 * cfgrtl.c: Update tree_pass descriptors.
11962 * dce.c: Update tree_pass descriptors.
11963 * tree-ssanames.c: Update tree_pass descriptors.
11965 2008-03-19 Richard Guenther <rguenther@suse.de>
11967 PR middle-end/35609
11968 * tree-ssa.c (walk_data): New structure.
11969 (warn_uninitialized_var): If not always_executed warn with "maybe"
11971 (execute_early_warn_uninitialized): Compute post-dominators.
11972 Initialize always_executed before processing each basic block.
11974 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11977 * config/i386/i386.c (x86_this_parameter): Calculate correct location
11978 of "this" pointer when "regparm = N" or "fastcall" is in effect.
11980 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11982 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
11984 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
11986 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
11988 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
11989 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
11990 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
11991 target after ignore has been set, and move there also the commputation
11992 of subtarget and original_target.
11993 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
11994 (LANG_HOOKS_INITIALIZER): Remove it.
11995 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
11997 2008-03-18 Richard Guenther <rguenther@suse.de>
11999 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
12000 found an expression with constants, note that in the VN for the lhs.
12001 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
12002 fold them to constants if possible. Run cleanup_cfg if done so.
12003 (execute_pre): Return todo.
12004 (do_pre): Likewise.
12005 (execute_fre): Likewise.
12006 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
12008 (get_prop_source_stmt): Look through pointer conversions.
12010 2008-03-18 Jan Hubicka <jh@suse.cz>
12012 * tree-pretty-print.c: Include predict.h.
12013 (dump_generic_node): Dump predictor.
12014 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
12015 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
12016 * gimple-low.c (lower_stmt): Likewise.
12017 * expr.c (expand_expr_real): Likewise.
12018 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
12020 (build_predict_expr, build_predict_expr): New.
12021 * predict.h (predictor_name, build_predict_expr): Update.
12022 * c-typeck.c (c_finish_bc_stmt): Add prediction.
12023 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
12024 * predict.def (PRED_CONTINUE): Update hitrate.
12025 * tree.def (PREDICT_EXPR): Define.
12026 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
12027 do not handle BIND_EXPR.
12028 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
12029 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
12030 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
12033 2008-03-18 Michael Matz <matz@suse.de>
12035 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
12037 2008-03-18 Richard Guenther <rguenther@suse.de>
12039 * tree-gimple.h (is_gimple_invariant_address): Declare.
12040 (is_gimple_constant): Likewise.
12041 * tree-gimple.c (is_gimple_constant): New function.
12042 (is_gimple_invariant_address): Likewise.
12043 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
12044 and is_gimple_invariant_address.
12045 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
12047 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
12048 an addressable base.
12050 2008-03-18 Jakub Jelinek <jakub@redhat.com>
12052 PR middle-end/35611
12053 * gimplify.c (gimplify_expr): Gimplify second operand of
12056 2008-03-17 Richard Guenther <rguenther@suse.de>
12058 PR tree-optimization/19637
12059 * fold-const.c (fold_unary): Remove restrictions of removing
12060 intermediate pointer-conversions (P2)(P1)P0.
12061 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
12062 conversion to void pointer.
12063 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
12065 2008-03-16 James E. Wilson <wilson@tuliptree.org>
12068 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
12069 emulated thread local variables.
12071 2008-03-16 Richard Guenther <rguenther@suse.de>
12073 PR middle-end/35607
12074 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
12075 expand TREE_INVARIANT operations that are not gimple invariant.
12077 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
12079 * doc/extend.texi (Alignment): Say that the ABI controls
12080 the __alignof__ for non-strict-alignment targets rather
12081 than being a recommendation.
12083 2008-03-15 Paul Brook <paul@codesourcery.com>
12085 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
12087 (arm_output_fn_unwind): Mark functions that can not be unwound.
12089 2008-03-15 Paul Brook <paul@codesourcery.com>
12091 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
12092 extension instructions.
12094 2008-03-15 Richard Guenther <rguenther@suse.de>
12096 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
12097 and fold constant aggregate refs.
12098 (fold_const_aggregate_ref): Handle string constants
12099 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
12100 (evaluate_stmt): Simplify now that ccp_fold folds constant
12103 2008-03-15 Paul Brook <paul@codesourcery.com>
12105 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
12106 (extzv): Use gen_extzv_t2.
12107 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
12109 2008-03-15 Richard Guenther <rguenther@suse.de>
12111 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
12112 (fold_const_aggregate_ref): Likewise.
12113 (get_value): Return NULL if we don't have any values.
12114 (ccp_finalize): Set const_val to NULL after freeing it.
12115 * tree-flow.h (get_symbol_constant_value): Declare.
12116 (fold_const_aggregate_ref): Likewise.
12117 * tree-ssa-sccvn.c (try_to_simplify): Use them.
12119 2008-03-15 Richard Guenther <rguenther@suse.de>
12121 PR middle-end/35593
12122 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
12123 to not produce negative array indices if not allowed. Add
12124 parameter to indicate that.
12125 (maybe_fold_offset_to_component_ref): Allow negative array
12126 indices only for the first member of a structure.
12127 (maybe_fold_offset_to_reference): Allow negative array indices.
12128 (maybe_fold_stmt_addition): Likewise.
12130 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
12131 Anatoly Sokolov <aesok@post.ru>
12133 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
12134 (avr_arch): Add ARCH_AVR6.
12135 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
12136 (initial_elimination_offset): Initialize and use 'avr_pc_size'
12137 instead of fixed value 2.
12138 (print_operand_address): Use gs() asm specifier instead of pm().
12139 (avr_assemble_integer): (Ditto.).
12140 (avr_output_addr_vec_elt): (Ditto.).
12141 (print_operand): Handle "!" code.
12142 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
12143 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
12144 (AVR_HAVE_EIJMP_EICALL): Define.
12145 (AVR_3_BYTE_PC): Redefine.
12146 (AVR_2_BYTE_PC): (Ditto.).
12147 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
12148 (LINK_SPEC): Add atmega2560 and atmega2561.
12149 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
12151 * config/avr/avr.md (call_insn): Use eicall instead of icall
12152 for 3 byte PC devices.
12153 (call_value_insn): (Ditto.).
12154 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
12155 (indirect_jump): Use only for for 2 byte PC devices.
12156 (*tablejump): (Ditto.).
12157 (*indirect_jump_avr6): Add insn.
12158 (*tablejump_rjmp): Don't use for 3 byte PC devices.
12159 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
12160 instead of ijmp for 3 byte PC devices.
12161 (__tablejump2__): (Ditto.).
12162 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
12163 (MULITLIB_DIRNAMES): (Ditto.).
12164 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
12166 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
12168 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
12169 "sse2_umulsidi3". Use V1DI mode for operand 0.
12170 ("mmx_psadbw"): Use V1DI mode for operand 0.
12171 * config/i386/i386-modes.def (V1SI): New vector mode.
12172 * config/i386/i386.c (struct builtin_description)
12173 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
12174 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
12175 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
12176 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
12177 v1di_ftype_v8qi_v8qi type.
12178 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
12180 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
12181 __builtin_ia32_pmuludq]: Fix the mode of return value.
12183 2008-03-15 Richard Guenther <rguenther@suse.de>
12185 PR middle-end/35595
12186 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
12189 2008-03-14 Bob Wilson <bob.wilson@acm.org>
12191 * doc/invoke.texi (Option Summary, Xtensa Options): Document
12192 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
12193 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
12194 unless TARGET_SERIALIZE_VOLATILE is enabled.
12195 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
12196 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
12197 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
12199 2008-03-14 Richard Guenther <rguenther@suse.de>
12201 PR tree-optimization/34172
12202 * tree-flow.h (refs_may_alias_p): Declare.
12203 (get_single_def_stmt): Likewise.
12204 (get_single_def_stmt_from_phi): Likewise.
12205 (get_single_def_stmt_with_phi): Likewise.
12206 * tree-dfa.c (refs_may_alias_p): New function.
12207 (get_single_def_stmt): Likewise.
12208 (get_single_def_stmt_from_phi): Likewise.
12209 (get_single_def_stmt_with_phi): Likewise.
12210 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
12211 (vn_reference_lookup_1): New helper function.
12212 (vn_reference_lookup): Walk the virtual use-def chain to
12213 continue searching for a match if the def does not alias the
12214 reference we are looking for.
12216 2008-03-14 David Edelsohn <edelsohn@gnu.org>
12218 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
12219 archive and Perzl. Update The Written Word listing.
12221 2008-03-14 Richard Guenther <rguenther@suse.de>
12223 PR tree-optimization/34043
12224 PR tree-optimization/33989
12225 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
12227 (bitmap_find_leader): Use extra argument to verify dominance
12228 relationship inside a basic-block.
12229 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
12230 (find_leader_in_sets): Adjust.
12231 (create_component_ref_by_pieces): Take extra argument for
12232 dominance check, handle lookup failures.
12233 (find_or_generate_expression): Likewise.
12234 (create_expression_by_pieces): Likewise.
12235 (insert_into_preds_of_block): Adjust.
12236 (create_value_expr_from): If asked for, verify all operands
12237 are in the blocks AVAIL_OUT set.
12238 (make_values_for_stmt): Check for SSA_NAMEs that are life
12239 over an abnormal edge.
12240 (compute_avail): Remove such check.
12241 (do_SCCVN_insertion): New function.
12242 (eliminate): If we do not find a leader suitable for replacement
12243 insert a replacement expression from SCCVN if available.
12244 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
12245 (struct vn_ssa_aux): Add needs_insertion flag.
12246 * tree-ssa-sccvn.c (may_insert): New global flag.
12247 (copy_reference_ops_from_ref): Value-number union member access
12248 based on its size, not type and member if insertion is allowed.
12249 (visit_reference_op_load): For a weak match from union type
12250 punning lookup a view-converted value and insert a SSA_NAME
12251 for that value if that is not found.
12252 (visit_use): Make dumps shorter. Do not disallow value numbering
12253 SSA_NAMEs that are life over an abnormal edge to constants.
12254 (free_scc_vn): Release inserted SSA_NAMEs.
12255 (run_scc_vn): New flag to specify whether insertion is allowed.
12256 Process SSA_NAMEs in forward order.
12257 * tree-ssa-loop-im.c (for_each_index): Handle invariant
12258 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
12259 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
12260 pointer type to/from integral types that do not change the
12261 precision to regular conversions.
12263 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12265 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12266 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12267 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
12268 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
12269 input arguments and the mode of return value. Built-in functions
12270 that operate on whole 64-bit MMX register now use V1DI mode.
12272 2008-03-13 Alon Dayan <alond@il.ibm.com>
12273 Olga Golovanevsky <olga@il.ibm.com>
12275 PR tree-optimization/35041
12276 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
12277 to locate the right position in a statement.
12279 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12283 * config/i386/xmmintrin.h: Change all static inline functions to
12284 extern inline and add __gnu_inline__ attribute.
12285 * config/i386/bmintrin.h: Ditto.
12286 * config/i386/smmintrin.h: Ditto.
12287 * config/i386/tmmintrin.h: Ditto.
12288 * config/i386/mmintrin-common.h: Ditto.
12289 * config/i386/ammintrin.h: Ditto.
12290 * config/i386/emmintrin.h: Ditto.
12291 * config/i386/pmmintrin.h: Ditto.
12292 * config/i386/mmintrin.h: Ditto.
12293 * config/i386/mm3dnow.h: Ditto.
12295 2008-03-13 Jakub Jelinek <jakub@redhat.com>
12297 PR middle-end/35185
12298 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
12299 (lower_omp_2): New function.
12300 (lower_omp_1, lower_omp): Rewritten.
12302 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
12305 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
12306 with the phrase "Microsoft Windows compilers".
12307 (Push/Pop Macro Pragmas): New subsection. Document
12308 #pragma push_macro and pragma pop_macro.
12310 2008-03-12 Paul Brook <paul@codesourcery.com>
12312 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
12314 2008-03-12 Paul Brook <paul@codesourcery.com>
12316 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
12317 (thumb2_alusi3_short): Exclude PLUS and MINUS.
12318 (thumb2_addsi_shortim): Rename ...
12319 (thumb2_addsi_short): ... to this. Allow register operands.
12320 (thumb2_subsi_short): New pattern.
12321 (thumb2_one_cmplsi2_short,
12322 thumb2_negsi2_short): New patterns and peepholes.
12324 2008-03-12 Paul Brook <paul@codesourcery.com>
12326 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
12328 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
12330 * config/i386/i386.md (int_cond): New code iterator.
12332 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
12333 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
12334 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
12335 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
12336 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
12337 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
12338 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
12339 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
12341 2008-03-12 Paul Brook <paul@codesourcery.com>
12343 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
12344 instead of {arm,thumb}_compute_save_reg_mask.
12345 (output_return_instruction): Ditto.
12346 (thumb_unexpanded_epilogue): Ditto.
12347 (thumb1_expand_prologue): Ditto.
12348 (thumb1_output_function_prologue): Ditto.
12349 (arm_set_return_address): Ditto.
12350 (thumb_set_return_address): Ditto.
12351 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
12352 regs to achieve stack alignment.
12353 (thumb1_compute_save_reg_mask): Fix compiler warning.
12354 (arm_output_epilogue): Use offsets->saved_regs_mask.
12355 Adjust stack pointer by poping call clobered registers.
12356 (arm_expand_prologue): Use offsets->saved_regs_mask.
12357 Adjust stack pointer by pushing extra registers.
12358 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
12360 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
12363 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
12364 conversion to the operands of a multiplication.
12366 2008-03-12 Richard Guenther <rguenther@suse.de>
12368 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
12369 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
12370 * timevar.def (TV_TREE_PHIPROP): Add.
12371 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
12372 pass description. Use TV_TREE_PHIPROP.
12373 * tree-ssa-forwprop.c: Remove phiprop code.
12375 2008-03-12 Jakub Jelinek <jakub@redhat.com>
12377 PR middle-end/35549
12378 * omp-low.c (maybe_lookup_decl): Constify first argument.
12379 (use_pointer_for_field): Change last argument from bool to
12380 omp_context *. Disallow shared copy-in/out in nested
12381 parallel if decl is shared in outer parallel too.
12382 (build_outer_var_ref, scan_sharing_clauses,
12383 lower_rec_input_clauses, lower_copyprivate_clauses,
12384 lower_send_clauses, lower_send_shared_vars): Adjust callers.
12386 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
12387 Ira Rosen <irar@il.ibm.com>
12389 * tree-vectorizer.c (free_stmt_vec_info): New function.
12390 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
12391 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
12392 * tree-vectorizer.h (free_stmt_vec_info): Declare.
12393 * tree-vect-transform.c (vectorizable_conversion): Free
12394 vec_oprnds0 if it was allocated.
12395 (vect_permute_store_chain): Remove unused VECs.
12396 (vectorizable_store): Free VECs that are allocated in the..
12398 (vect_transform_strided_load, vectorizable_load): Likewise.
12399 (vect_remove_stores): Simplify the code.
12400 (vect_transform_loop): Move code to vect_remove_stores().
12401 Call vect_remove_stores() and free_stmt_vec_info().
12403 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12405 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
12406 TARGET_HPUX. Revise comment.
12407 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
12408 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
12409 Use sr4 variant of `be' instruction when not generating PIC code.
12410 (attr_length_call): Adjust for above change.
12412 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12414 * ipa-reference.c (static_execute): Remove module_statics_const and
12415 associated setting code.
12417 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12420 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
12421 predicate for operand 1.
12422 (paritysi2_cmp): Use register_operand predicate for operand 2.
12423 Use earlyclobber modifier for operand 1. Remove support for
12425 (paritydi2_cmp): Use register_operand predicate for operand 3.
12426 Use earlyclobber modifier for operand 1. Remove support for
12429 2008-03-11 Paul Brook <paul@codesourcery.com>
12430 Vladimir Prus <vladimir@codesourcery.com>
12432 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
12433 (arm_compute_save_reg0_reg12_mask): Always
12434 check if register 11 must be saved. Always safe hard frame pointer
12435 when frame_pointer_needeed.
12436 (arm_compute_save_reg_mask): Save IP and PC
12437 only with apcs frames.
12438 (arm_output_epilogue): Adjust Thumb2 codepath to
12439 be also invoked and work for ARM non-apcs frames.
12440 (arm_expand_prologue): Don't bother saving IP
12441 for non-apcs frame, since it's not clobbered by
12442 prologue code. Implement non-apcs frame
12445 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12447 PR rtl-optimization/35281
12448 * expr.c (convert_move): Use a new pseudo for the intermediate
12449 from_mode->word_mode result.
12451 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12453 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
12454 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
12455 * toplev.c (compile_file): Don't call it.
12457 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12459 PR middle-end/35526
12460 * expr.c (store_expr): Call emit_block_move if the mode
12461 of "temp" RTX is BLKmode.
12463 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12464 Richard Guenther <rguenther@suse.de>
12466 PR tree-optimization/31358
12467 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
12468 the step with a NULL_TREE.
12469 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
12470 to sizetype if type is a pointer type.
12471 (add_candidate_1): Don't convert the base and step to
12472 the generic type if the orginal type is a pointer type.
12473 (add_iv_value_candidates): Use sizetype for the step
12474 if type is a pointer type.
12475 (cand_value_at): Likewise.
12476 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12478 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
12479 Don't convert the tem affine to the type.
12480 (add_elt_to_tree): Use sizetype for the step if a pointer.
12481 Use POINTER_PLUS_EXPR for pointers.
12482 (aff_combination_to_tree): Use sizetype for the step if a
12485 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
12487 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
12488 Remove commutativity hint.
12490 2008-03-10 Jakub Jelinek <jakub@redhat.com>
12494 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
12495 errorneous type. Check that v is a VAR_DECL.
12497 PR middle-end/35099
12498 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
12500 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
12502 PR tree-optimization/35494
12503 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
12504 may be overriden at link and run time.
12506 2008-03-10 Richard Guenther <rguenther@suse.de>
12508 PR tree-optimization/34677
12509 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
12510 (poolify_tree): Likewise.
12511 (modify_expr_template): Likewise.
12512 (poolify_modify_stmt): Likewise.
12513 (insert_fake_stores): Handle all component-ref style stores
12514 in addition to INDIRECT_REF. Also handle complex types.
12515 Do not poolify the inserted load.
12516 (realify_fake_stores): Do not rebuild the tree but only
12517 make it a SSA_NAME copy.
12518 (init_pre): Remove initialzation of modify_expr_template.
12519 Do not allocate modify_expr_node_pool.
12520 (fini_pre): Do not free modify_expr_node_pool.
12522 2008-03-10 Paul Brook <paul@codesourcery.com>
12524 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
12525 to avoid conflicts.
12527 2008-03-10 Paul Brook <paul@codesourcery.com>
12528 Mark Shinwell <shinwell@codesourcery.com>
12530 * config/arm/cortex-r4.md: New.
12531 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
12533 * config/arm/arm.md: Include cortex-r4.md.
12534 (insn): Add smmls, sdiv and udiv values.
12535 (generic_sched): Don't use generic scheduling for Cortex-R4.
12536 (arm_issue_rate): New function.
12537 (TARGET_SCHED_ISSUE_RATE): Define.
12539 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
12541 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
12543 2008-03-10 Richard Guenther <rguenther@suse.de>
12545 * tree-ssa-pre.c (get_sccvn_value): Simplify.
12546 (compute_avail): Do not add stmt uses to AVAIL_OUT.
12548 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
12550 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
12551 Set default to true.
12553 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12555 * c.opt (Wsynth): Deprecate.
12556 * doc/invoke.texi (Option Summary, Warning Options): Document
12557 -Wno-format-contains-nul.
12559 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
12562 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
12563 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
12565 2008-03-09 Ira Rosen <irar@il.ibm.com>
12567 * config/rs6000/rs6000.c (builtin_description): Rename vector
12568 left shift operations.
12569 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
12570 (altivec_vsl<VI_char>): Rename to ...
12571 (ashl<mode>3): ... new name.
12572 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
12574 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
12576 2008-03-08 Richard Guenther <rguenther@suse.de>
12578 * coverage.h (tree_coverage_counter_addr): Declare.
12579 * coverage.c (tree_coverage_counter_addr): New function.
12580 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
12581 before using again.
12582 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
12583 (tree_gen_one_value_profiler): Likewise.
12584 (tree_gen_ic_profiler): Likewise.
12585 (tree_gen_average_profiler): Likewise.
12586 (tree_gen_ior_profiler): Likewise.
12588 2008-03-08 Richard Guenther <rguenther@suse.de>
12590 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
12591 (vn_binary_op_insert): Likewise.
12592 (vn_unary_op_lookup): Likewise.
12593 (vn_unary_op_insert): Likewise.
12594 (vn_nary_op_lookup): Declare.
12595 (vn_nary_op_insert): Likewise.
12596 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
12597 and binary hashes, use a single obstack for unary_op_pool
12598 and binary_op_pool.
12599 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
12600 a single struct vn_nary_op_s. Store tree code length and
12601 a variable number of operands.
12602 (struct vn_reference_op_struct): Remove unused op2.
12603 (vn_reference_op_eq): Do not compare op2.
12604 (vn_reference_op_compute_hash): Do not compute hash of op2.
12605 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
12606 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
12607 with vn_nary_op_compute_hash.
12608 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
12609 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
12611 (vn_unary_op_insert, vn_binary_op_insert): Replace with
12613 (visit_unary_op): Call nary functions.
12614 (visit_binary_op): Likewise.
12615 (process_scc): Adjust for struct vn_tables_s changes.
12616 (allocate_vn_table): Likewise.
12617 (free_vn_table): Likewise.
12618 * tree-vn.c (vn_add): Call nary functions.
12619 (vn_lookup): Likewise.
12621 2008-03-08 Jakub Jelinek <jakub@redhat.com>
12624 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
12625 wdst back after sync_compare_and_swapqhi_internal.
12627 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
12630 * config/i386/i386-modes.def (V1DI): New vector mode.
12631 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
12632 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
12633 (MMXMODE248): Ditto.
12634 (MMXMODE): Add V1DI mode.
12635 (mmxvecsize): Change DI mode to V1DI mode.
12636 ("mov<mode>): Use MMXMODEI8 mode iterator.
12637 ("*mov<mode>_internal_rex64"): Ditto.
12638 ("*mov<mode>_internal"): Ditto.
12639 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
12640 ("mmx_sub<mode>3"): Ditto.
12641 ("mmx_adddi3"): Remove insn pattern.
12642 ("mmx_subdi3"): Ditto.
12643 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
12644 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
12645 ("mmx_ashl<mode>3"): Ditto.
12646 ("mmx_lshrdi3"): Remove insn pattern.
12647 ("mmx_ashldi3"): Ditto.
12648 * config/i386/i386.c (classify_argument): Handle V1DImode.
12649 (function_arg_advance_32): Ditto.
12650 (function_arg_32): Ditto.
12651 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
12652 mmx_addv1di3 insn pattern.
12653 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
12654 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
12655 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
12656 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
12657 Remove definitions of built-in functions.
12658 (V1DI_type_node): New node.
12659 (v1di_ftype_v1di_int): Ditto.
12660 (v1di_ftype_v1di_v1di): Ditto.
12661 (v2si_ftype_v2si_si): Ditto.
12662 (v4hi_ftype_v4hi_di): Remove node.
12663 (v2si_ftype_v2si_di): Ditto.
12664 (ix86_init_mmx_sse_builtins): Handle V1DImode.
12665 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
12666 Redefine builtins using def_builtin_const with *_ftype_*_int node.
12667 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
12668 Add new builtins using def_builtin_const.
12669 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
12670 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
12671 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
12672 * config/i386/mmintrin.h (__v1di): New typedef.
12673 (_mm_add_si64): Cast arguments to __v1di type.
12674 (_mm_sub_si64): Ditto.
12675 (_mm_sll_pi16): Cast __count to __v4hi type.
12676 (_mm_sll_pi32): Cast __count to __v2si type.
12677 (_mm_sll_si64): Cast arguments to __v1di type.
12678 (_mm_srl_pi16): Cast __count to __v4hi type.
12679 (_mm_srl_pi32): Cast __count to __v2si type.
12680 (_mm_srl_si64): Cast arguments to __v1di type.
12681 (_mm_sra_pi16): Cast __count to __v4hi type.
12682 (_mm_sra_pi32): Cast __count to __v2si type.
12683 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
12684 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
12685 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
12686 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
12687 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
12688 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
12689 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
12690 (_mm_srai_pi32): Use __builtin_ia32_psradi.
12691 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
12692 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12693 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12694 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
12696 2008-03-07 Joseph Myers <joseph@codesourcery.com>
12698 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
12700 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
12703 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
12704 reg+const addressing for Altivec modes. Don't generate reg+reg
12705 addressing for TFmode or TDmode quantities.
12707 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
12709 * c-common.c (vector_types_convertible_p): Call langhook
12710 instead of comptypes.
12712 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12715 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
12716 integral and scalar float variables which have a
12719 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
12721 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
12722 dwarf_register_span hook when emitting unwind information for
12723 register-to-memory saves.
12724 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
12725 (rs6000_frame_related): Remove call to spe_synthesize_frame.
12727 2008-03-06 Jakub Jelinek <jakub@redhat.com>
12729 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
12730 for the same VAR_DECL.
12732 2008-03-06 Tom Tromey <tromey@redhat.com>
12734 * treelang: Delete.
12735 * doc/standards.texi (Standards): Don't mention treelang.
12736 * doc/invoke.texi (Overall Options): Don't mention treelang.
12737 * doc/install.texi (Prerequisites): Don't mention bison or
12739 (Configuration): Don't mention treelang.
12740 (Building): Likewise.
12741 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
12743 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
12745 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
12746 word-extractions out of a multi-word object.
12748 2008-03-06 Richard Guenther <rguenther@suse.de>
12750 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
12751 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
12752 result type and precision.
12753 * expr.c (get_inner_reference): Set unsignedp based on the result
12754 type of BIT_FIELD_REF.
12755 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
12756 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
12757 (try_instantiate_multiple_fields): Likewise. Use the correct type
12759 (sra_build_assignment): Likewise.
12760 (sra_build_elt_assignment): Likewise.
12761 (sra_explode_bitfield_assignment): Likewise.
12762 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
12763 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
12764 set BIT_FIELD_REF_UNSIGNED.
12765 (vectorizable_load): Likewise.
12767 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
12769 * cse.c (cse_extended_basic_block): Invalidate artificial defs
12772 2008-03-06 Richard Guenther <rguenther@suse.de>
12774 * alias.c (struct alias_set_entry): Move has_zero_child field
12775 to pack with alias_set.
12777 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
12779 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12782 2008-03-05 Ian Lance Taylor <iant@google.com>
12784 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
12786 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
12788 * fwprop.c (update_df): Support width and offset parameters of
12790 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
12791 global_conflicts): Change DF_REF_EXTRACT to either
12792 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
12793 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
12794 * df-scan.c (df_ref_record, df_defs_record,
12795 df_ref_create_structure, df_def_record_1, df_uses_record,
12796 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
12797 df_bb_refs_collect, df_entry_block_defs_collect,
12798 df_exit_block_uses_collect): Support new width and offset fields.
12799 (ref_extract_pool): New storage pool.
12800 (df_free_ref): New function.
12801 (df_reg_chain_unlink, df_free_collection_rec,
12802 df_sort_and_compress_refs): Call df_free_ref.
12803 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
12805 (df_ref_create_structure): Allocate df_ref_extract if offset and
12806 width fields are used.
12807 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
12808 (df_uses_record): Get offset and width from ZERO_EXTRACT
12810 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
12811 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
12812 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
12813 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
12814 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
12815 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
12816 (df_ref_extract): New structure.
12817 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
12818 (df_ref_create): Add width and offset parameters.
12820 2008-03-05 Richard Guenther <rguenther@suse.de>
12822 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12823 Use ranges_overlap_p.
12824 (offset_overlaps_with_access): Rename
12825 to ranges_overlap_p and move ...
12826 * tree-flow-inline.h (ranges_overlap_p): ... here.
12828 * tree.h (get_inner_reference, handled_component_p): Update
12831 * tree.h (record_component_aliases, get_alias_set,
12832 alias_sets_conflict_p, alias_sets_must_conflict_p,
12833 objects_must_conflict_p): Move declarations ...
12834 * alias.h (record_component_aliases, get_alias_set,
12835 alias_sets_conflict_p, alias_sets_must_conflict_p,
12836 objects_must_conflict_p): ... here.
12837 Include coretypes.h.
12838 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
12840 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
12842 * cfg.c: Include tree-flow.h.
12843 (remove_edge_raw): Call redirect_edge_var_map_clear.
12844 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
12845 * tree-flow-inline.h (redirect_edge_var_map_def): New.
12846 (redirect_edge_var_map_result): New.
12847 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
12848 PENDING_STMT use with redirect_edge_var_map_*.
12849 * tree-ssa.c (edge_var_maps): New definition.
12850 (redirect_edge_var_map_add): New.
12851 (redirect_edge_var_map_clear): New.
12852 (redirect_edge_var_map_dup): New.
12853 (redirect_edge_var_map_vector): New.
12854 (redirect_edge_var_map_destroy): New.
12855 (ssa_redirect_edge): Replace PENDING_STMT use with
12856 redirect_edge_var_map_*.
12857 (flush_pending_stmts): Same.
12858 (delete_tree_ssa): Destroy edge var map.
12859 * tree-flow.h (struct _edge_var_map): New.
12860 Define edge_var_map vector type.
12861 Declare redirect_edge_var_map_* prototypes.
12862 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
12863 * tree-cfg.c (reinstall_phi_args): Replace
12864 PENDING_STMT use with redirect_edge_var_map_*.
12866 2008-03-05 Richard Guenther <rguenther@suse.de>
12868 PR tree-optimization/35472
12869 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
12870 whose single use_stmt has a overlapping set of loaded and
12871 stored symbols as that use_stmt might be a noop assignment then.
12873 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
12875 * gthr-rtems.h: Implement __gthread_mutex_destroy.
12877 2008-03-05 Richard Guenther <rguenther@suse.de>
12880 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
12881 should be constants.
12882 * tree-cfg.c (verify_expr): Verify it.
12883 * fold-const.c (fold_truthop): Remove code generating
12884 BIT_FIELD_REFs of structure bases.
12885 (fold_binary): Likewise.
12886 (fold_ternary): Position and size of BIT_FIELD_REFs are
12887 always host integers.
12888 (make_bit_field_ref): Remove.
12889 (optimize_bit_field_compare): Remove.
12890 (all_ones_mask_p): Remove.
12892 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
12895 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
12896 (split_block_and_df_analyze): New. Split basic block and rebuild
12898 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
12900 (split_pattern_seq): Likewise.
12901 (erase_matching_seqs): Likewise.
12902 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
12904 2008-03-04 Geoff Keating <geoffk@apple.com>
12906 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
12907 declaration and code.
12908 (tree_invalid_nonnegative_warnv_p): Likewise.
12910 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
12912 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
12913 examples. Truncate option-names then causing overfull hbox.
12915 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12918 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
12920 * configure: Rebuilt.
12922 2008-03-04 Rafael Espindola <espindola@google.com>
12924 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
12925 (tree_unary_nonnegative_warnv_p): New.
12926 (tree_binary_nonnegative_warnv_p): New.
12927 (tree_single_nonnegative_warnv_p): New.
12928 (tree_invalid_nonnegative_warnv_p): New.
12929 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
12931 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12934 * opts.c (handle_option): Postpone 'unknown option' errors only for
12937 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
12940 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
12943 2008-03-04 Rafael Espindola <espindola@google.com>
12945 * fold-const.c (tree_unary_nonzero_warnv_p): New.
12946 (tree_binary_nonzero_warnv_p): New.
12947 (tree_single_nonzero_warnv_p): New.
12948 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
12950 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
12952 PR middle-end/35456
12953 * fold-const.c (fold_cond_expr_with_comparison): Prevent
12954 transformations for modes that have signed zeros.
12955 * ifcvt.c (noce_try_abs): Ditto.
12957 2008-03-04 Joseph Myers <joseph@codesourcery.com>
12959 * config/i386/i386.c (override_options): Force
12960 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
12962 2008-03-04 Jan Hubicka <jh@suse.cz>
12965 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
12968 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
12970 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
12971 label to probe the stack.
12973 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
12975 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
12976 (__gthr_win32_mutex_destroy): Declare.
12977 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
12978 __gthr_win32_mutex_destroy.
12979 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
12981 2008-03-03 Jan Hubicka <jh@suse.cz>
12984 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
12985 aggressive on inlining cold calls.
12987 2008-03-03 Richard Guenther <rguenther@suse.de>
12989 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
12990 struct copies into the expression table.
12991 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
12992 (try_to_simplify): Likewise.
12993 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
12994 integral and pointer arguments which do not change the
12995 precision to NOP_EXPRs.
12996 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
12997 VIEW_CONVERT_EXPR case.
12999 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
13001 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
13002 defined in a loop at depth 0 is invariant.
13003 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13004 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
13005 be called at loop depth 0.
13007 2008-03-02 Jakub Jelinek <jakub@redhat.com>
13010 * gcc.c (process_command): Update copyright notice dates.
13011 * gcov.c (print_version): Likewise.
13012 * gcov-dump.c (print_version): Likewise.
13013 * mips-tfile.c (main): Likewise.
13014 * mips-tdump.c (main): Likewise.
13016 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13019 * c-common.c (flag_permissive): Delete.
13020 (constant_expression_warnings): Check flags first.
13021 (constant_expression_error): New.
13022 * c-common.h (flag_permissive): Delete.
13023 (constant_expression_error): Declare.
13024 * flags.h (flag_permissive): Declare. Update description.
13025 * diagnostic.c (pedwarn): Update.
13027 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
13028 (permissive_error_kind): New.
13029 * toplev.c (flag_permissive): Define. Update description.
13030 * toplev.h (permissive_error_kind): Declare.
13031 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
13032 (pedwarn_c90): Use pedantic_warning_kind.
13033 * c-opts.c (c_common_post_options): flag_permissive does not affect
13034 flag_pedantic_errors.
13036 2008-03-02 Joseph Myers <joseph@codesourcery.com>
13038 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
13039 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
13040 __absvsi2, __absvDI2): Use unsigned arithmetic.
13042 2008-03-02 Andi Kleen <ak@suse.de>
13043 Richard Guenther <rguenther@suse.de>
13045 * struct-equiv.c: Remove file.
13046 * cfg_cleanup.c (condjump_equiv_p): Remove.
13047 * Makefile.in (OBJS-common): Remove struct-equiv.o.
13048 (struct-equiv.o): Remove rule.
13049 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
13050 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
13051 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
13053 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13055 * ifcvt.c (noce_process_if_block): Try to handle only the then
13056 block if the else block exists but isn't suitable.
13058 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13061 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
13062 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
13063 regression from previous patch.
13065 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13068 * gthr.h: Add __gthread_mutex_destroy as a function that must be
13070 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
13071 * gthr-single.h (__gthread_mutex_destroy): Likewise.
13072 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
13073 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
13074 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
13075 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
13076 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
13077 (__gthread_mutex_destroy_function): Rename to
13078 __gthread_mutex_destroy.
13079 * gthr-dce.h (__gthread_mutex_destroy): Call
13080 pthread_mutex_destroy.
13081 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
13082 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
13083 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
13085 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13087 * df-scan.c (df_ref_chain_change_bb): Simplify.
13088 (df_insn_change_bb): Add new_bb argument. Simplify. Call
13089 set_block_for_insn if there's any change.
13090 * df.h ((df_insn_change_bb): Fix prototype.
13091 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
13092 df_insn_change_bb, don't call set_block_for_insn.
13093 * emit-rtl.c (reorder_insns): Likewise.
13094 * haifa-sched.c (move_insn): Likewise.
13096 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13098 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
13100 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13102 * tree-flow-inline.h (next_readonly_imm_use): Return
13103 NULL_USE_OPERAND_P after the end.
13105 2008-03-01 Richard Guenther <rguenther@suse.de>
13107 PR tree-optimization/35411
13108 * tree-sra.c (sra_build_assignment): Split conversion to
13109 final type to a separate statement if we are not assigning
13112 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13114 * fold-const.c (fold_convertible_p): Correct the logic to follow
13115 that in fold_convert().
13117 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
13120 * tree-inline.c (build_duplicate_type): When we make a
13121 duplicate type, make it unique in the canonical types system.
13123 2008-02-29 Tom Tromey <tromey@redhat.com>
13125 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
13126 input_file_stack_history, input_file_stack_restored): Remove.
13127 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13128 * input.h (struct file_stack): Remove.
13129 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13130 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
13132 * diagnostic.h (struct diagnostic_context) <last_module>: Change
13134 (diagnostic_last_module_changed): Add 'map' argument.
13135 (diagnostic_set_last_function): Likewise.
13136 * diagnostic.c (undiagnostic_report_current_module): Iterate using
13137 line map, not input_file_stack.
13138 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
13140 2008-02-29 Paul Brook <paul@codesourcery.com>
13142 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
13144 2008-02-29 Paul Brook <paul@codesourcery.com>
13146 * config/arm/ieee754-df.S (muldf3): Use RET macros.
13148 2008-02-29 Richard Guenther <rguenther@suse.de>
13150 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
13152 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
13153 value for comparing for a store match.
13154 (simplify_unary_expression): Do nothing for SSA_NAMEs.
13155 (try_to_simplify): Do not do a full-blown reference lookup.
13157 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13159 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
13160 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13162 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
13164 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
13166 * tree-loop-linear.c (try_interchange_loops): Compare memory access
13167 strides against cache sizes.
13169 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13171 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
13174 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
13176 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
13177 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
13178 is smaller than the original promoted value.
13179 (simplify_subreg): If OP is a SUBREG, try to preserve its
13180 SUBREG_PROMOTED_VAR_P information.
13182 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
13184 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
13185 (VN_INFO_GET): Allocate new objects on the obstack.
13186 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
13187 for rpo_numbers_temp, for consistency.
13188 (free_scc_vn): Free the obstack.
13190 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
13192 * doc/invoke.texi: Document -ftree-loop-distribution.
13193 * tree-loop-distribution.c: New.
13194 * tree-pass.h (pass_loop_distribution): New.
13195 * graphds.h (struct graph): Add htab_t indices.
13196 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
13197 * tree-vectorizer.c (rename_variables_in_loop): Extern.
13198 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
13199 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
13200 * tree-data-ref.c (debug_data_dependence_relations): New.
13201 (dump_data_dependence_relation): Also print data references.
13202 (free_data_ref): Extern.
13203 (same_access_functions): Moved...
13204 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
13205 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13206 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
13207 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
13208 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
13209 (stmts_from_loop): Skip LABEL_EXPR.
13210 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
13212 (build_rdg): Initialize rdg->indices htab.
13213 (free_rdg, stores_from_loop, ref_base_address,
13214 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
13215 have_similar_memory_accesses_1, ref_base_address_1,
13216 remove_similar_memory_refs): New.
13217 * tree-data-ref.h: Depend on tree-chrec.h.
13218 (debug_data_dependence_relations, free_data_ref): Declared.
13219 (same_access_functions): ... here.
13220 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
13222 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
13223 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
13224 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
13225 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13226 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
13227 rdg_vertex_for_stmt): Declared.
13228 (struct rdg_edge): Add level.
13230 (free_rdg, stores_from_loop, remove_similar_memory_refs,
13231 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
13233 (rdg_has_similar_memory_accesses): New.
13234 * tree-vect-analyze.c: Remove unused static decls.
13235 * lambda.h (dependence_level): New.
13236 * common.opt (ftree-loop-distribution): New.
13237 * tree-flow.h (mark_virtual_ops_in_bb,
13238 slpeel_tree_duplicate_loop_to_edge_cfg,
13239 rename_variables_in_loop): Declared.
13240 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
13241 (OBJS-common): Add tree-loop-distribution.o.
13242 (tree-loop-distribution.o): New rule.
13243 * tree-cfg.c (mark_virtual_ops_in_bb): New.
13244 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
13245 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
13247 2008-02-28 Joseph Myers <joseph@codesourcery.com>
13250 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
13251 other than structures and unions.
13253 2008-02-28 Richard Guenther <rguenther@suse.de>
13256 2008-02-26 Richard Guenther <rguenther@suse.de>
13258 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13259 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13260 (lookup_decl_from_uid): Declare.
13261 (remove_decl_from_map): Likewise.
13262 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13263 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13264 (decl_for_uid_map): New global hashtable mapping DECL_UID
13266 (init_ttree): Allocate it.
13267 (insert_decl_to_uid_decl_map): New helper function.
13268 (make_node_stat): Insert new decls into the map.
13269 (copy_node_stat): Likewise.
13270 (lookup_decl_from_uid): New function.
13271 (remove_decl_from_map): Likewise.
13272 (print_decl_for_uid_map_statistics): New helper.
13273 (dump_tree_statistics): Call it.
13275 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13276 (referenced_var_iterator): Adjust.
13277 (FOR_EACH_REFERENCED_VAR): Adjust.
13278 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13279 (num_referenced_vars): Adjust.
13280 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13281 (first_referenced_var): Remove.
13282 (end_referenced_vars_p): Likewise.
13283 (next_referenced_var): Likewise.
13284 (referenced_var_iterator_set): New helper function.
13285 * tree-dfa.c (referenced_var_lookup): Adjust.
13286 (referenced_var_check_and_insert): Likewise.
13287 (remove_referenced_var): Likewise.
13288 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13289 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13290 (verify_call_clobbering): Likewise.
13291 (verify_memory_partitions): Likewise.
13292 (init_tree_ssa): Allocate bitmap instead of hashtable for
13294 (delete_tree_ssa): Adjust.
13295 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13296 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13297 (compute_tag_properties): Likewise.
13298 (set_initial_properties): Likewise.
13299 (find_partition_for): Likewise.
13300 (update_reference_counts): Likewise.
13301 (dump_may_aliases_for): Likewise.
13302 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13303 (add_call_clobber_ops): Likewise.
13304 (add_call_read_ops): Likewise.
13305 (get_asm_expr_operands): Likewise.
13306 * tree-into-ssa.c (dump_decl_set): Likewise.
13307 (update_ssa): Likewise.
13308 * tree-sra.c (scan_function): Likewise.
13309 (decide_instantiations): Likewise.
13310 (scalarize_parms): Likewise.
13311 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13312 (dsa_named_for): Likewise.
13313 * tree-ssa-structalias.c (update_alias_info): Likewise.
13314 (merge_smts_into): Likewise.
13316 2008-02-27 David Daney <ddaney@avtrex.com>
13319 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
13320 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
13321 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
13322 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
13323 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
13325 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
13328 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
13329 (BUILT_IN_NEXTTOWARD): Remove.
13330 (BUILT_IN_NEXTTOWARDF): Ditto.
13331 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
13332 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
13334 2008-02-27 Tom Tromey <tromey@redhat.com>
13336 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
13337 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
13339 2008-02-27 Jan Beulich <jbeulich@novell.com>
13341 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
13342 update the respective field on newdecl.
13344 2008-02-27 Revital Eres <eres@il.ibm.com>
13346 PR rtl-optimization/34999
13347 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
13348 crossing edges that ends with a call insn.
13349 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
13350 call insn and clear the EDGE_CROSSING flag of the crossing edge
13351 when fixing fallthru edges.
13353 2008-02-27 Richard Guenther <rguenther@suse.de>
13355 PR middle-end/35390
13356 * fold-const.c (fold_unary): Return the correct argument,
13357 converted to the result type.
13359 2008-02-27 Richard Guenther <rguenther@suse.de>
13361 PR middle-end/34971
13362 * expr.c (expand_expr_real_1): Assert on rotates that operate
13364 * fold-const.c (fold_binary): Use the types precision, not the
13365 bitsize of the mode if folding rotate expressions. Build rotates
13366 only for full modes.
13368 2008-02-27 Jakub Jelinek <jakub@redhat.com>
13370 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
13371 and CPP_PRAGMA_EOL.
13372 * c-pragma.c (pragma_ns_name): New typedef.
13373 (registered_pp_pragmas): New variable.
13374 (c_pp_lookup_pragma): New function.
13375 (c_register_pragma_1): If flag_preprocess_only, do nothing
13376 for non-expanded pragmas, for expanded ones push pragma's
13377 namespace and name into registered_pp_pragmas vector.
13378 (c_invoke_pragma_handler): Register OpenMP pragmas even when
13379 flag_preprocess_only, don't register GCC pch_preprocess
13380 pragma if flag_preprocess_only.
13381 * c-opts.c (c_common_init): Call init_pragma even if
13382 flag_preprocess_only.
13383 * c-pragma.c (c_pp_lookup_pragma): New prototype.
13384 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
13385 cpp_register_pragma if flag_preprocess_only.
13387 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13390 * c-parser.c (c_parser_translation_unit): Warn for empty
13391 translation unit, not empty source file.
13393 2008-02-26 Paul Brook <paul@codesourcery.com>
13395 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
13396 operand for Thumb-2.
13397 * config/arm/arm.h (reg_class): Add CORE_REGS.
13398 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
13399 (BASE_REG_CLASS): Use CORE_REGS.
13400 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
13401 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
13402 (REGNO_OK_FOR_INDEX_P): Exclude SP.
13403 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
13404 ARM_REGNO_OK_FOR_INDEX_P.
13405 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
13406 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
13407 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
13408 (ldm/stm peepholes): Ditto.
13409 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
13410 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
13411 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
13412 * config/arm/constraints.md: Enable "k" constraint on ARM.
13414 2008-02-27 Ben Elliston <bje@au.ibm.com>
13416 * config/rs6000/rs6000.c: Annotate cache line size field in all
13417 instances of struct processor_costs.
13419 2008-02-26 David Edelsohn <edelsohn@gnu.org>
13421 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
13422 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
13423 jump_bypass): New counters.
13424 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
13425 * dce.c (gate_ud_dce): Same.
13426 (gate_fast_dce): Same.
13427 * dse.c (gate_dse1): New function.
13428 (gate_dse2): New function.
13429 (gate_dse): Merge results of new gate functions.
13430 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
13431 (gate_handle_jump_bypass): Add dbg_cnt.
13432 (gate_handle_gcse): Add dbg_cnt.
13433 * ifcvt.c (gate_handle_if_conversion): Same.
13434 (gate_handle_if_after_combine): Same.
13435 (gate_handle_if_after_reload): Same.
13436 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
13438 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
13440 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
13442 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
13444 2008-02-26 Jason Merrill <jason@redhat.com>
13447 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
13448 alone if it's the naming decl for the type's main variant.
13450 2008-02-26 Tom Tromey <tromey@redhat.com>
13452 * system.h (USE_MAPPED_LOCATION): Poison.
13453 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
13454 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
13455 (make_goto_expr_edges): Likewise.
13456 (remove_bb): Likewise.
13457 (execute_warn_function_return): Likewise.
13458 * basic-block.h (struct edge_def) <goto_locus>: Change type to
13460 * c-common.c (fname_decl): Remove old location code.
13461 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
13463 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
13465 (ASM_INPUT_SOURCE_LOCATION): Likewise.
13466 (gen_rtx_ASM_INPUT): Likewise.
13467 (gen_rtx_ASM_INPUT_loc): Likewise.
13468 (get_rtx_asm_OPERANDS): Remove.
13469 * cfglayout.c (insn_locators_alloc): Remove old location code.
13470 (set_curr_insn_source_location): Likewise.
13471 (curr_insn_locator): Likewise.
13472 * print-tree.c (print_node): Remove old location code.
13473 * tree-mudflap.c (mf_varname_tree): Remove old location code.
13474 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
13475 * cfgexpand.c (expand_gimple_cond_expr): Don't use
13476 location_from_locus.
13477 (construct_exit_block): Remove old location code.
13478 * emit-rtl.c (force_next_line_note): Remove old location code.
13479 * profile.c (branch_prob): Remove old location code.
13480 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
13481 LOC_LINE): Remove old-location variants.
13482 * langhooks.c (lhd_print_error_function): Remove old location
13484 * configure, config.in: Rebuilt.
13485 * configure.ac (--enable-mapped-location): Remove.
13486 * c-decl.c (c_init_decl_processing): Remove old location code.
13487 (finish_function): Likewise.
13488 * recog.c (decode_asm_operands): Remove old location code.
13489 * c-pch.c (c_common_read_pch): Remove old location code.
13490 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
13492 * gimple-low.c (lower_function_body): Remove old location code.
13493 * toplev.c (unknown_location): Remove.
13494 (push_srcloc): Remove old-location variant.
13495 (process_options): Remove old location code.
13496 (lang_dependent_init): Likewise.
13497 * input.h (UNKNOWN_LOCATION): Move definition.
13498 (location_t): Undeprecate.
13499 (source_locus): Remove.
13500 (location_from_locus): Remove.
13501 (struct location_s): Remove.
13502 Remove all old-location code.
13503 (input_line, input_filename): Remove.
13504 * final.c (final_scan_insn): Remove old location code.
13505 * diagnostic.c (diagnostic_build_prefix): Remove
13506 USE_MAPPED_LOCATION test.
13507 * tree.h (gimple_stmt) <locus>: Now a location_t.
13508 (tree_exp) <locus>: Likewise.
13509 (DECL_IS_BUILTIN): Remove old-location variant.
13510 (annotate_with_file_line, annotate_with_locus): Likewise.
13511 (expr_locus, set_expr_locus): Update.
13512 * tree.c (build1_stat): Remove old location code.
13513 (last_annotated_node): Remove.
13514 (annotate_with_file_line): Remove old-location variant.
13515 (annotate_with_locus): Likewise.
13516 (expr_location): Remove old location code.
13517 (set_expr_location): Likewise.
13518 (expr_has_location): Likewise.
13519 (expr_locus): Likewise.
13520 (set_expr_locus): Likewise.
13521 (expr_filename): Don't use location_from_locus.
13522 (expr_lineno): Likewise.
13523 * rtl-error.c (location_for_asm): Remove old location code.
13524 * c-lex.c (cb_line_change): Remove old location code.
13525 (fe_file_change): Likewise.
13526 (cb_def_pragma): Likewise.
13527 (c_lex_with_flags): Likewise.
13528 * gengtype.c (do_typedef): Don't special-case location types.
13529 (define_location_structures): Remove.
13530 (main): Don't call define_location_structures.
13531 * tree-pretty-print.c (dump_implicit_edges): Remove old location
13534 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13537 * builtins.def (BUILT_IN_STDARG_START): Remove.
13538 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
13539 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13540 * tree-inline.c (inline_forbidden_p_1): Likewise.
13542 2008-02-26 Richard Guenther <rguenther@suse.de>
13544 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13545 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13546 (lookup_decl_from_uid): Declare.
13547 (remove_decl_from_map): Likewise.
13548 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13549 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13550 (decl_for_uid_map): New global hashtable mapping DECL_UID
13552 (init_ttree): Allocate it.
13553 (insert_decl_to_uid_decl_map): New helper function.
13554 (make_node_stat): Insert new decls into the map.
13555 (copy_node_stat): Likewise.
13556 (lookup_decl_from_uid): New function.
13557 (remove_decl_from_map): Likewise.
13558 (print_decl_for_uid_map_statistics): New helper.
13559 (dump_tree_statistics): Call it.
13561 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13562 (referenced_var_iterator): Adjust.
13563 (FOR_EACH_REFERENCED_VAR): Adjust.
13564 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13565 (num_referenced_vars): Adjust.
13566 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13567 (first_referenced_var): Remove.
13568 (end_referenced_vars_p): Likewise.
13569 (next_referenced_var): Likewise.
13570 (referenced_var_iterator_set): New helper function.
13571 * tree-dfa.c (referenced_var_lookup): Adjust.
13572 (referenced_var_check_and_insert): Likewise.
13573 (remove_referenced_var): Likewise.
13574 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13575 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13576 (verify_call_clobbering): Likewise.
13577 (verify_memory_partitions): Likewise.
13578 (init_tree_ssa): Allocate bitmap instead of hashtable for
13580 (delete_tree_ssa): Adjust.
13581 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13582 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13583 (compute_tag_properties): Likewise.
13584 (set_initial_properties): Likewise.
13585 (find_partition_for): Likewise.
13586 (update_reference_counts): Likewise.
13587 (dump_may_aliases_for): Likewise.
13588 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13589 (add_call_clobber_ops): Likewise.
13590 (add_call_read_ops): Likewise.
13591 (get_asm_expr_operands): Likewise.
13592 * tree-into-ssa.c (dump_decl_set): Likewise.
13593 (update_ssa): Likewise.
13594 * tree-sra.c (scan_function): Likewise.
13595 (decide_instantiations): Likewise.
13596 (scalarize_parms): Likewise.
13597 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13598 (dsa_named_for): Likewise.
13599 * tree-ssa-structalias.c (update_alias_info): Likewise.
13600 (merge_smts_into): Likewise.
13602 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13605 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
13606 * c-opts.c (c_common_handle_option): Wall enables
13607 Wvolatile-register-var.
13608 * common.opt: Move Wvolatile-register-var to...
13611 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13613 * common.opt (Wlarger-than=): New.
13614 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
13616 * opts.c (common_handle_option): Handle -Wlarger-than=.
13617 * optc-gen.awk: Likewise.
13618 * opth-gen.awk: Likewise.
13619 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
13620 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13622 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13624 * c-common.c (match_case_to_enum_1): Add appropriate
13625 OPT_W* parameter to warning.
13626 (c_do_switch_warnings): Likewise.
13627 * c-typeck.c (warning_init): Add one more parameter following
13628 'warning' function.
13629 (push_init_level): Update call to warning_init.
13630 (pop_init_level): Likewise.
13631 (add_pending_init): Likewise.
13632 (output_init_element: Likewise.
13634 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13637 * toplev.c (toplev_main): If there are warnings or error, print
13638 errors for ignored options.
13639 * opts.c (ignored_options): New static variable.
13640 (postpone_unknown_option_error): New.
13641 (print_ignored_options): New.
13642 (handle_option): Postpone errors for unknown -Wno-* options.
13643 * opts.h (print_ignored_options): Declare.
13645 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
13647 * config/mips/mips.md (loadgp_blockage, blockage): Change type
13650 2008-02-25 Richard Guenther <rguenther@suse.de>
13653 2008-02-25 Richard Guenther <rguenther@suse.de>
13655 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13656 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13657 (lookup_decl_from_uid): Declare.
13658 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13659 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13660 (decl_for_uid_map): New global hashtable mapping DECL_UID
13662 (init_ttree): Allocate it.
13663 (insert_decl_to_uid_decl_map): New helper function.
13664 (make_node_stat): Insert new decls into the map.
13665 (copy_node_stat): Likewise.
13666 (lookup_decl_from_uid): New function.
13667 (print_decl_for_uid_map_statistics): New helper.
13668 (dump_tree_statistics): Call it.
13670 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13671 (referenced_var_iterator): Adjust.
13672 (FOR_EACH_REFERENCED_VAR): Adjust.
13673 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13674 (num_referenced_vars): Adjust.
13675 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13676 (first_referenced_var): Remove.
13677 (end_referenced_vars_p): Likewise.
13678 (next_referenced_var): Likewise.
13679 (referenced_var_iterator_set): New helper function.
13680 * tree-dfa.c (referenced_var_lookup): Adjust.
13681 (referenced_var_check_and_insert): Likewise.
13682 (remove_referenced_var): Likewise.
13683 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13684 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13685 (verify_call_clobbering): Likewise.
13686 (verify_memory_partitions): Likewise.
13687 (init_tree_ssa): Allocate bitmap instead of hashtable for
13689 (delete_tree_ssa): Adjust.
13690 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13691 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13692 (compute_tag_properties): Likewise.
13693 (set_initial_properties): Likewise.
13694 (find_partition_for): Likewise.
13695 (update_reference_counts): Likewise.
13696 (dump_may_aliases_for): Likewise.
13697 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13698 (add_call_clobber_ops): Likewise.
13699 (add_call_read_ops): Likewise.
13700 (get_asm_expr_operands): Likewise.
13701 * tree-into-ssa.c (dump_decl_set): Likewise.
13702 (update_ssa): Likewise.
13703 * tree-sra.c (scan_function): Likewise.
13704 (decide_instantiations): Likewise.
13705 (scalarize_parms): Likewise.
13706 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13707 (dsa_named_for): Likewise.
13708 * tree-ssa-structalias.c (update_alias_info): Likewise.
13709 (merge_smts_into): Likewise.
13711 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
13714 * doc/invoke.texi (-fcx-limited-range): Document new option.
13715 * toplev.c (process_options): Handle -fcx-fortran-rules.
13716 * common.opt: Add documentation for -fcx-fortran-rules.
13718 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
13721 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
13722 actual behaviour and C99.
13724 2008-02-26 Ben Elliston <bje@au.ibm.com>
13726 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
13727 (ASM_CPU_POWER6_SPEC): Likewise.
13728 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
13729 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
13730 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
13732 2008-02-25 Richard Guenther <rguenther@suse.de>
13734 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13735 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13736 (lookup_decl_from_uid): Declare.
13737 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13738 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13739 (decl_for_uid_map): New global hashtable mapping DECL_UID
13741 (init_ttree): Allocate it.
13742 (insert_decl_to_uid_decl_map): New helper function.
13743 (make_node_stat): Insert new decls into the map.
13744 (copy_node_stat): Likewise.
13745 (lookup_decl_from_uid): New function.
13746 (print_decl_for_uid_map_statistics): New helper.
13747 (dump_tree_statistics): Call it.
13749 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13750 (referenced_var_iterator): Adjust.
13751 (FOR_EACH_REFERENCED_VAR): Adjust.
13752 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13753 (num_referenced_vars): Adjust.
13754 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13755 (first_referenced_var): Remove.
13756 (end_referenced_vars_p): Likewise.
13757 (next_referenced_var): Likewise.
13758 (referenced_var_iterator_set): New helper function.
13759 * tree-dfa.c (referenced_var_lookup): Adjust.
13760 (referenced_var_check_and_insert): Likewise.
13761 (remove_referenced_var): Likewise.
13762 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13763 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13764 (verify_call_clobbering): Likewise.
13765 (verify_memory_partitions): Likewise.
13766 (init_tree_ssa): Allocate bitmap instead of hashtable for
13768 (delete_tree_ssa): Adjust.
13769 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13770 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13771 (compute_tag_properties): Likewise.
13772 (set_initial_properties): Likewise.
13773 (find_partition_for): Likewise.
13774 (update_reference_counts): Likewise.
13775 (dump_may_aliases_for): Likewise.
13776 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13777 (add_call_clobber_ops): Likewise.
13778 (add_call_read_ops): Likewise.
13779 (get_asm_expr_operands): Likewise.
13780 * tree-into-ssa.c (dump_decl_set): Likewise.
13781 (update_ssa): Likewise.
13782 * tree-sra.c (scan_function): Likewise.
13783 (decide_instantiations): Likewise.
13784 (scalarize_parms): Likewise.
13785 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13786 (dsa_named_for): Likewise.
13787 * tree-ssa-structalias.c (update_alias_info): Likewise.
13788 (merge_smts_into): Likewise.
13790 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
13793 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
13794 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
13795 * alias.h (nonoverlapping_memrefs_p): Likewise.
13797 2008-02-25 Jan Beulich <jbeulich@novell.com>
13799 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
13800 * config/i386/netware-libgcc.exp: Add __bswap?i2,
13801 __emultls_get_address, __emultls_register_common,
13802 __floatundi?f, and _Unwind_GetIPInfo.
13803 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
13804 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
13805 (gen_regparm_prefix): Likewise.
13806 (i386_nlm_encode_section_info): Sync with
13807 config/i386/winnt.c:i386_pe_encode_section_info().
13808 (i386_nlm_maybe_mangle_decl_assembler_name): New.
13809 i386_nlm_mangle_decl_assembler_name): New.
13810 (netware_override_options): New.
13811 * config/i386/netware.h (netware_override_options): Declare.
13812 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
13813 (i386_nlm_mangle_decl_assembler_name): Declare.
13814 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
13816 2008-02-25 Ben Elliston <bje@au.ibm.com>
13819 * c-decl.c (grokdeclarator): Remove unused local variables
13820 `typedef_type' and `type_as_written'.
13822 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
13823 unused local variable `has_hot_blocks'.
13824 (fix_crossing_conditional_branches): Remove unused local variable
13827 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
13829 PR middle-end/19984
13830 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
13831 using DEF_C99_BUILTIN.
13832 (BUILT_IN_NANF): Ditto.
13833 (BUILT_IN_NANL): Ditto.
13835 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
13836 Revital Eres <eres@il.ibm.com>
13838 * modulo-sched.c (calculate_must_precede_follow): Address TODO
13839 regarding the order of two dependent insns in the same row.
13841 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
13843 * stor-layout.c (layout_decl): Do not bump the alignment of a
13844 bit-field to more than byte alignment if it is packed.
13846 2008-02-24 David Edelsohn <edelsohn@gnu.org>
13848 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
13851 2008-02-24 Diego Novillo <dnovillo@google.com>
13853 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
13856 * tree-vrp.c (vrp_evaluate_conditional): With
13857 -Wtype-limits, emit a warning when comparing against a
13858 constant outside the natural range of OP0's type.
13859 * c.opt (Wtype-limits): Move ...
13860 * common.opt (Wtype-limits): ... here.
13862 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
13864 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
13865 * config/rs6000/e300c2c3.md: New file.
13866 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13868 (rs6000_override_options): Add e300c2 and e300c3 cases to
13869 processor_target_table. Do not allow usage of Altivec or Spe
13870 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
13871 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
13872 * config/rs6000/rs6000.h (processor_type): Add
13873 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
13874 (ASM_CPU_SPEC): Add e300c2 and e300c3.
13875 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
13876 and ppce300c3. Include e300c2c3.md.
13878 2008-02-23 David Edelsohn <edelsohn@gnu.org>
13880 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
13881 instead of TARGET_STRICT_ALIGN.
13883 2008-02-23 Joseph Myers <joseph@codesourcery.com>
13885 * explow.c (memory_address): Assert that the generated address is
13888 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13891 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
13892 * config/darwin-ppc-ldouble-patch.def: New file.
13893 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
13894 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
13895 SUBTARGET_INIT_BUILTINS if defined.
13896 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
13899 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
13902 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
13903 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
13905 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
13908 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
13909 file" warning condtional on -Winvalid-PCH.
13911 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
13913 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
13915 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
13919 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
13920 prevent reload from using MMX registers.
13921 (*mov<mode>_internal): Ditto.
13922 (*movv2sf_internal_rex64): Ditto.
13923 (*movv2sf_internal): Ditto.
13925 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13927 PR documentation/31569
13928 * doc/install.texi2html: Use makeinfo --no-number-sections.
13930 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
13932 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
13933 ensure that we can address an entire entity > 8 bytes. Don't
13934 generate reg+reg addressing for such data.
13936 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
13938 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
13939 strings when optimizing for size, unless the target cares about
13942 2008-02-22 Tom Tromey <tromey@redhat.com>
13944 * regclass.c (current_pass): Remove declaration.
13946 2008-02-22 Anatoly Sokolov <aesok@post.ru>
13948 * config/avr/libgcc.S (__RAMPZ__): Define.
13949 (__do_copy_data): Add for devices with 128KB code memory.
13951 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
13953 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13955 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
13957 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
13959 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
13962 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13965 * c-typeck.c (build_binary_op): Warn about floating point
13966 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
13968 2008-02-21 Janis Johnson <janis187@us.ibm.com>
13971 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
13972 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
13974 (rs6000_override_options): Set altivec_abi as default, not override,
13975 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
13976 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
13977 is used; use new member spe_abi.
13978 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
13979 spe_abi and altivec_abi.
13981 2008-02-22 Tomas Bily <tbily@suse.cz>
13983 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
13985 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13988 * config.build (build_file_translate): Set to `CMD //c' only if
13990 * Makefile.in (build_file_translate): Improve comment.
13992 2008-02-21 Jan Hubicka <jh@suse.cz>
13994 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
13995 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
13996 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
13998 2008-02-21 Michael Matz <matz@suse.de>
14001 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
14003 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
14005 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
14006 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
14007 as insn constraint.
14008 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
14009 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
14010 SSE_VEC_FLOAT_MODE_P as insn constraint.
14011 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
14012 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
14013 sse4a_movntdf using MODEF mode iterator.
14014 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
14015 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
14016 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
14017 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
14018 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
14019 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
14020 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
14022 2008-02-21 Richard Guenther <rguenther@suse.de>
14024 * tree.def (PAREN_EXPR): New tree code.
14025 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
14027 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
14028 * expr.c (expand_expr_real_1): Likewise.
14029 * tree-inline.c (estimate_num_insns_1): Likewise.
14030 * tree-complex.c (expand_complex_move): Likewise.
14031 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
14034 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14037 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
14039 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14042 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
14044 * config/sh/sh.c (find_barrier): Don't go past
14045 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
14047 2008-02-20 DJ Delorie <dj@redhat.com>
14049 * config/h8300/h8300.md (insv): Force source operand to be a register.
14051 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
14052 as a jump, not as a plain insn.
14054 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
14056 * doc/invoke.texi (Warning Options): Add new option
14057 -Wframe-larger-than=.
14058 (-Wframe-larger-than): Document.
14060 * flags.h (warn_frame_larger_than, frame_larger_than_size):
14061 Add declarations for new option variables.
14063 * final.c (final_start_function): Check the frame size
14064 before emission and issue a Wframe-larger-than warning.
14066 * opts.c (warn_frame_larger_than, frame_larger_than_size):
14067 Add definitions for new option variables.
14068 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
14070 * common.opt (Wframe-larger-than=): New option.
14072 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14074 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
14075 (<sse>_div<mode>3): Ditto.
14076 (<sse>_vmdiv<mode>3): Ditto.
14077 (<sse>_vmsqrt<mode>2): Ditto.
14078 (*smax<mode>3): Ditto.
14079 (sse5_frcz<mode>2): Ditto.
14080 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
14081 as insn constraint.
14083 2008-02-20 Richard Guenther <rguenther@suse.de>
14085 PR middle-end/35265
14086 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
14087 be happy with INTEGRAL_TYPE_P.
14089 2008-02-20 Richard Guenther <rguenther@suse.de>
14091 * fold-const.c (split_tree): Associate floatig-point expressions
14092 if flag_associative_math is set.
14094 2008-02-20 Richard Guenther <rguenther@suse.de>
14096 * tree.h (fold_real_zero_addition_p): Declare.
14097 * fold-const.c (fold_real_zero_addition_p): Export.
14098 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
14099 floating-point operations with zero and one.
14101 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
14103 * doc/install.texi: Correct references to CFLAGS, replacing them
14104 with BOOT_CFLAGS. Document flags used during bootstrap for
14107 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14109 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
14110 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
14111 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
14113 (smin<mode>3): Ditto from similar patterns.
14114 (smax<mode>3): Ditto.
14115 (*ieee_smin<mode>3): Ditto.
14116 (*ieee_smax<mode>3): Ditto.
14117 * config/i386/sse.md (sse): New mode attribute.
14118 (mov<mode>): Macroize expander from movv4sf and movv2df using
14119 SSEMODEF2P mode iterator.
14120 (<sse>_movnt<mode>): Ditto from similar patterns. Use
14121 SSE_VEC_FLOAT_MODE_P as insn constraint.
14122 (storent<mode>): Ditto.
14123 (storent<mode>): Macroize expander from storentsf and storentdf using
14124 MODEF mode iterator.
14125 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
14126 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
14127 (abs<mode>2): Ditto from similar patterns.
14128 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
14129 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
14130 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
14131 (<sse>_vmsqrt<mode>2): Ditto.
14132 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
14133 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
14134 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
14135 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
14136 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
14137 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
14138 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
14140 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
14141 iterator and SSE_FLOAT_MODE_P as insn constraint.
14142 (<sse>_ucomi): Ditto from similar patterns.
14143 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
14144 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
14145 SSE_VEC_FLOAT_MODE_P as insn constraint.
14146 (vcond<mode>): Ditto from similar patterns.
14147 (and<mode>3, *and<mode>3): Ditto.
14148 (<sse>_nand<mode>3): Ditto.
14149 (ior<mode>3, *ior<mode>3): Ditto.
14150 (xor<mode>3, *xor<mode>3): Ditto.
14151 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
14152 iterator and SSE_FLOAT_MODE_P as insn constraint.
14153 (*nand<mode>3): Ditto from similar patterns.
14154 (*ior<mode>3): Ditto.
14155 (*xor<mode>3): Ditto.
14157 2008-02-20 Ira Rosen <irar@il.ibm.com>
14159 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
14160 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
14161 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
14163 2008-02-19 Jan Hubicka <jh@suse.cz>
14165 * predict.c (tree_bb_level_predictions): Remove variable next
14166 mistakely introduced by previous commit.
14168 2008-02-19 Jan Hubicka <jh@suse.cz>
14170 * predict.c (predict_paths_leading_to): Rewrite.
14171 (predict_paths_for_bb): New.
14172 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
14174 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14177 * Makefile.in (build_file_translate): New.
14178 (gcc-vers.texi): Use it for translating $(abs_srcdir).
14179 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
14180 * configure.ac (build_file_translate): Substitute it.
14181 * configure: Regenerate.
14183 2008-02-19 Jan Hubicka <jh@suse.cz>
14185 PR rtl-optimization/34408
14186 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
14189 2008-02-19 Jan Hubicka <jh@suse.cz>
14191 PR middle-end/28779
14192 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
14195 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
14198 * config/i386/i386-modes.def: Revert the last DI alignment
14199 change until Ada people can look into it.
14201 2008-02-19 Nick Clifton <nickc@redhat.com>
14203 * opts.c (print_specific_help): Fix typo in --help text.
14205 2008-02-19 Jakub Jelinek <jakub@redhat.com>
14208 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
14209 32-bit inline asm without asm alternatives for host GCC < 3.0.
14211 2008-02-19 Richard Guenther <rguenther@suse.de>
14213 PR tree-optimization/34989
14214 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
14215 Allow propagation to INDIRECT_REF if we can simplify only.
14217 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14219 * c-common.c (warn_for_collisions_1): Use appropriate option when
14222 2008-02-19 Nick Clifton <nickc@redhat.com>
14225 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
14226 (handle_options): Fix indentation.
14227 (print_filtered_help): If no language-specific options were
14228 displayed tell the user how to list all the options supported by
14229 the language's front-end.
14230 (print_specific_help): Fix indentation and remove duplicate line.
14231 (common_handle_option): Handle the -v option.
14232 For --help enable the display of undocumented options if the -v
14233 switch has been included on the command line.
14234 For --help= check for overlaps in the arguments between the option
14235 classes and the language names and issue a warning when they
14236 cannot be disambiguated.
14237 * c.opt (v): Pass on to the common option handler.
14239 2008-02-19 Revital Eres <eres@il.ibm.com>
14241 * modulo-sched.c (sms_schedule): Change dump message when
14242 create_ddg function fails.
14243 (try_scheduling_node_in_cycle): Rename row to cycle.
14244 (print_partial_schedule): Rename CYCLE to ROW.
14246 2008-02-19 Christian Bruel <christian.bruel@st.com>
14247 Zdenek Dvorak <ook@ucw.cz>
14249 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
14251 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14254 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
14255 (*x86_movdicc_0_m1_se): Ditto.
14257 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14259 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
14260 (CMPtype): Define as __gcc_CMPtype.
14261 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
14262 (CMPtype): Define as __gcc_CMPtype.
14264 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
14266 Support valgrind 3.3 for --enable-checking=valgrind.
14267 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
14269 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
14270 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
14271 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
14272 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
14273 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
14274 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
14275 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
14277 * ggc-zone.c: Similar.
14278 * ggc-page.c: Similar.
14280 2008-02-19 Paul Brook <paul@codesourcery.com>
14283 * config/arm/ieee754-df.S: Fix do_it typo.
14284 * config/arm/ieee754-sf.S: Fix do_it typo.
14286 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14289 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
14290 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
14291 (OPTION_MASK_ISA_SSE_SET): Likewise.
14292 (OPTION_MASK_ISA_SSE2_SET): Likewise.
14293 (OPTION_MASK_ISA_SSE3_SET): Likewise.
14294 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
14295 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
14296 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
14297 (OPTION_MASK_ISA_SSE4_SET): Likewise.
14298 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
14299 (OPTION_MASK_ISA_SSE5_SET): Likewise.
14300 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
14301 (OPTION_MASK_ISA_MMX_UNSET): Updated.
14302 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
14303 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14304 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14305 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14306 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14307 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14308 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14309 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
14310 (OPTION_MASK_ISA_SSE4): Removed.
14311 (ix86_handle_option): Turn on bits in ix86_isa_flags and
14312 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
14313 (override_options): Don't turn on implied SSE/MMX bits in
14316 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14318 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14321 2008-02-18 Joey Ye <joey.ye@intel.com>
14323 PR middle-end/34921
14324 * tree-nested.c (insert_field_into_struct): Set type alignment
14325 to field alignment if the former is less than the latter.
14327 2008-02-18 Jakub Jelinek <jakub@redhat.com>
14329 * BASE-VER: Set to 4.4.0.
14331 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14333 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
14334 * doc/cfg.texi: Likewise.
14335 * doc/extend.texi: Likewise.
14336 * doc/gty.texi: Likewise.
14337 * doc/invoke.texi: Likewise.
14338 * doc/loop.texi: Likewise.
14339 * doc/md.texi: Likewise.
14340 * doc/passes.texi: Likewise.
14341 * doc/rtl.texi: Likewise.
14342 * doc/sourcebuild.texi: Likewise.
14343 * doc/tm.texi: Likewise.
14344 * doc/tree-ssa.texi: Likewise.
14346 2008-02-17 Richard Guenther <rguenther@suse.de>
14348 PR middle-end/35227
14349 * tree-complex.c (init_parameter_lattice_values): Handle parameters
14350 without default definition.
14352 2008-02-17 Richard Guenther <rguenther@suse.de>
14354 PR tree-optimization/35231
14355 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
14358 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
14361 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14362 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14363 libgcc_cmp_return mode.
14365 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14368 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
14370 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
14372 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
14375 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14377 * doc/c-tree.texi: Use `@.' where appropriate.
14378 * doc/extend.texi: Likewise.
14379 * doc/install.texi: Likewise.
14380 * doc/invoke.texi: Likewise.
14381 * doc/loop.texi: Likewise.
14382 * doc/makefile.texi: Likewise.
14383 * doc/md.texi: Likewise.
14384 * doc/passes.texi: Likewise.
14385 * doc/standards.texi: Likewise.
14386 * doc/tm.texi: Likewise.
14388 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14390 PR middle-end/35196
14391 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
14393 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
14394 rather than in entry_bb.
14396 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14398 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14399 libgcc_cmp_return mode.
14401 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14403 PR middle-end/35130
14404 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
14405 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
14407 2008-02-15 Richard Guenther <rguenther@suse.de>
14408 Zdenek Dvorak <ook@ucw.cz>
14410 PR tree-optimization/35164
14411 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
14412 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
14413 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14414 Only propagate addresses which do not have abnormal SSA_NAMEs
14417 2008-02-15 Joseph Myers <joseph@codesourcery.com>
14420 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
14422 2008-02-15 Jan Hubicka <jh@suse.cz>
14424 PR middle-end/35149
14425 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
14427 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14429 PR middle-end/34621
14430 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
14431 when calculating alignment_pad.
14433 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14435 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
14436 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
14437 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
14438 and STACK_BOUNDARY define.
14440 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
14442 PR preprocessor/35061
14443 * c-pragma.c (handle_pragma_pop_macro): Check that
14444 pushed_macro_table has been allocated.
14446 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
14448 PR middle-end/35136
14449 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
14450 (force_gimple_operand): Likewise.
14451 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
14452 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
14453 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
14454 (find_interesting_uses_address): Check addressability and alignment
14455 of the base expression only after substituting bases of IVs into it.
14457 2008-02-14 Michael Matz <matz@suse.de>
14460 * function.c (instantiate_virtual_regs_in_insn): Reload address
14461 before falling back to reloading the whole operand.
14463 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
14465 * config/s390/s390.c (s390_mainpool_start): Emit the pool
14466 before the first section switch note.
14468 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14470 * doc/bugreport.texi: Update copyright years.
14471 * doc/c-tree.texi: Likewise.
14472 * doc/cfg.texi: Likewise.
14473 * doc/cpp.texi: Likewise.
14474 * doc/cppinternals.texi: Likewise.
14475 * doc/fragments.texi: Likewise.
14476 * doc/frontends.texi: Likewise.
14477 * doc/gcc.texi: Likewise.
14478 * doc/gty.texi: Likewise.
14479 * doc/hostconfig.texi: Likewise.
14480 * doc/implement-c.texi: Likewise.
14481 * doc/libgcc.texi: Likewise.
14482 * doc/loop.texi: Likewise.
14483 * doc/makefile.texi: Likewise.
14484 * doc/options.texi: Likewise.
14485 * doc/passes.texi: Likewise.
14486 * doc/rtl.texi: Likewise.
14487 * doc/sourcebuild.texi: Likewise.
14488 * doc/standards.texi: Likewise.
14489 * doc/tree-ssa.texi: Likewise.
14490 * doc/trouble.texi: Likewise.
14492 * doc/extend.texi: Use @: or add comma where appropriate.
14493 * doc/invoke.texi: Likewise.
14494 * doc/tm.texi: Likewise.
14496 2008-02-14 Alan Modra <amodra@bigpond.net.au>
14499 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
14502 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
14504 * doc/md.texi (clz, ctz): Add reference.
14505 * doc/rtl.texi (clz, ctz): Likewise.
14507 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14510 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
14513 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
14515 * config/s390/s390.c (struct constant_pool): New field
14516 emit_pool_after added.
14517 (s390_mainpool_start): Set the emit_pool_after flag according
14518 to the section switch notes.
14519 (s390_mainpool_finish): Consider emit_pool_after when emitting
14520 the literal pool at the end of the function.
14521 (s390_chunkify_start): Force literal pool splits at section
14524 2008-02-13 Michael Matz <matz@suse.de>
14527 * var-tracking.c (clobber_variable_part): Correctly traverse the
14530 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14533 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
14534 Add -fdump-ipa-inline.
14535 * tree-dump.c (dump_files): Remove tree-inlined dump.
14536 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
14538 2008-02-12 Richard Guenther <rguenther@suse.de>
14540 PR tree-optimization/35171
14541 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
14544 2008-02-12 Richard Guenther <rguenther@suse.de>
14546 PR middle-end/35163
14547 * fold-const.c (fold_widened_comparison): Use get_unwidened in
14548 value-preserving mode. Disallow final truncation.
14550 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
14552 PR middle-end/35136
14553 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
14554 code from here to...
14555 (force_gimple_operand): ...here.
14557 2008-02-12 Jakub Jelinek <jakub@redhat.com>
14560 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
14561 non-compatible pointers.
14562 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
14563 different FIELD_DECLs, try harder by comparing field offsets, sizes
14566 PR inline-asm/35160
14567 * function.c (match_asm_constraints_1): Don't replace the same input
14570 2008-02-12 Anatoly Sokolov <aesok@post.ru>
14572 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
14573 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
14574 (expand_epilogue): Restore RAMPZ register.
14575 * config/avr/avr.md (RAMPZ_ADDR): New constant.
14577 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
14579 * config/i386/cygwin.asm: (__alloca): Correct calling
14580 convention and alignment.
14581 (__chkstk): Force 8 byte stack alignment.
14583 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
14584 Richard Guenther <rguenther@suse.de>
14586 PR tree-optimization/33992
14587 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
14588 the zero we compare against.
14590 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
14592 PR libfortran/35063
14593 * gthr-win32.h (__gthread_mutex_destroy_function): New function
14594 to CloseHandle after unlocking to prevent accumulation of handle
14597 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14599 PR middle_end/34150
14600 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
14601 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
14602 and update LABEL_NUSES during and after reload.
14604 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
14606 PR middle-end/34627
14607 * combine.c (simplify_if_then_else): Make sure the comparison is
14608 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
14610 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
14613 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
14614 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
14615 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
14616 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
14617 * tree.h (get_type_static_bounds): Likewise.
14619 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14621 * doc/invoke.texi (Option Summary, C++ Dialect Options)
14622 (Objective-C and Objective-C++ Dialect Options, Warning Options):
14623 Make -Wfoo language annotations match what the compiler outputs.
14625 2008-02-08 Sa Liu <saliu@de.ibm.com>
14627 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
14628 intrinsics spu_convts, spu_convtu, spu_convtf.
14630 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
14632 * doc/extend.texi (Function Attributes) <noinline>: Mention
14633 asm ("") as method to keep calls.
14635 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14638 * doc/options.texi (Options): Replace references to opts.sh with
14640 * opts-common.c: Likewise.
14641 * optc-gen.awk: Likewise.
14643 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
14645 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
14647 2008-02-07 Richard Henderson <rth@redhat.com>
14650 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
14651 EXPR_LIST for the REG_EQUAL instead of a comparison with a
14654 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
14656 PR tree-optimization/35085
14657 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
14658 for operand entry oe2 in addition to operand entry oe3 in order to
14659 expose more opportunities for vectorizer sum reduction.
14661 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14664 * Makefile.in (LIBS): Remove $(GMPLIBS).
14665 (cc1-dummy, cc1): Add $(GMPLIBS).
14667 2008-02-06 Jan Hubicka <jh@suse.cz>
14670 * i386.md (moddf_integer): Do not produce partial memory stalls for
14671 targets where it hurts.
14673 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
14676 * optabs.c (expand_float): Do not check for decimal modes when
14677 expanding unsigned integer through signed conversion.
14679 2008-02-06 Nick Clifton <nickc@redhat.com>
14681 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
14682 inside the clobber with a match_operand and duplicated operand
14683 number in the constraint.
14684 (ineqbranchsi): Delete redundant comment.
14686 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
14688 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
14689 builtin_define ("__USE_INIT_FINI__").
14690 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
14692 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
14694 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14696 PR documentation/30330
14697 * doc/invoke.texi (C++ Dialect Options)
14698 (Objective-C and Objective-C++ Dialect Options, Warning Options):
14699 For each warning option -Wfoo that allows -Wno-foo, ensure both
14700 -Wfoo and -Wno-foo are listed in the option index. Fix index
14701 entry of -Wswitch-default, index -Wnormalized= including the
14702 `=', and -Wlarger-than-@var{len} including @var{len}.
14704 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
14706 * config/i386/i386.md (floatunssisf2): Use
14707 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
14708 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
14709 Macroize expander using MODEF mode iterator.
14711 2008-02-05 Diego Novillo <dnovillo@google.com>
14713 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
14716 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
14718 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14721 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
14723 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
14726 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
14727 to indicate if a message should be generated.
14728 (init_cumulative_args): Updated.
14729 (function_value_32): Likewise.
14731 2008-02-05 Joseph Myers <joseph@codesourcery.com>
14733 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
14735 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
14738 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
14739 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
14741 2008-02-04 Diego Novillo <dnovillo@google.com>
14743 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
14746 * tree-vrp.c (vrp_evaluate_conditional): With
14747 -Wtype-limits, emit a warning when comparing against a
14748 constant outside the natural range of OP0's type.
14750 2008-02-04 Richard Guenther <rguenther@suse.de>
14752 PR middle-end/33631
14753 * expr.c (count_type_elements): Give for unions instead of
14756 2008-02-04 Richard Guenther <rguenther@suse.de>
14758 PR middle-end/35043
14759 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
14760 to TYPE_DOMAINs base type instead of using bitsizetype here.
14762 2008-02-03 Jason Merrill <jason@redhat.com>
14764 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
14766 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14769 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
14770 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
14771 (RS/6000 and PowerPC Options): Fix typos and markup.
14772 * doc/passes.texi (Tree-SSA passes): Likewise.
14774 2008-02-02 Michael Matz <matz@suse.de>
14777 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
14778 from record_last_reg_set_info.
14779 (record_last_reg_set_info): Take an RTX argument, iterate over all
14780 constituent hardregs.
14781 (record_last_set_info, record_opr_changes): Change calls to
14782 new signature or to record_last_reg_set_info_regno.
14784 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
14786 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
14788 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
14790 PR rtl-optimization/34773
14791 * reg-notes.def (EQUAL): Mention significance of combination of
14792 REG_EQUAL and REG_RETVAL.
14793 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
14794 insn that has a REG_RETVAL.
14796 2008-02-01 Roger Sayle <roger@eyesopen.com>
14799 * configure.ac (--enable-fixed-point): Disable unless explicitly
14801 * configure: Regenerate.
14803 2008-02-01 Richard Guenther <rguenther@suse.de>
14806 * invoke.texi (-finline-limit): Remove no longer true parts
14807 of the documentation. Note that there is no default value.
14809 2008-02-01 Andrew Pinski <pinskia@gmail.com>
14810 Mark Mitchell <mark@codesourcery.com>
14811 Ben Elliston <bje@au.ibm.com>
14814 * doc/extend.texi (Other Builtins): Document.
14816 2008-01-31 Tom Browder <tom.browder@gmail.com>
14818 * doc/c-tree.texi (Types): Fix grammar.
14819 (Expression trees): Ditto.
14820 * doc/passes.texi (Tree-SSA passes): Ditto.
14822 * doc/configterms.texi (Configure Terms): Fix typo.
14823 * doc/cpp.texi (Common Predefined Macros): Ditto.
14824 * doc/md.texi (Machine Constraints): Ditto.
14826 * doc/makefile.texi (Makefile): Add comma.
14828 2008-01-31 Tom Browder <tom.browder@gmail.com>
14829 Gerald Pfeifer <gerald@pfeifer.com>
14831 * doc/sourcebuild.texi (Front End): Remove references to CVS
14832 and CVSROOT/modules.
14833 (Texinfo Manuals): Replace reference to CVS by one to SVN.
14834 (Back End): Remove reference to CVS.
14836 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
14839 * config/mips/mips.c (gen_load_const_gp): New function, taking a
14841 (mips16_gp_pseudo_reg): ...here.
14842 * config/mips/mips.md (load_const_gp): Replace with...
14843 (load_const_gp_<mode>): ...this :P-based insn.
14845 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14847 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
14848 options. Minor fixes.
14849 (-std): Move reference to standards closer to where language
14850 standards are first mentioned.
14852 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
14854 PR rtl-optimization/34995
14855 * reload.c (alternative_allows_const_pool_ref): Take an rtx
14856 parameter and return a bool. If the rtx parameter is nonnull,
14857 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
14858 (find_reloads): Update call accordingly. Pass the new operand
14859 if it needed no address reloads, otherwise pass null.
14861 2008-01-30 Richard Henderson <rth@redhat.com>
14864 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
14865 for unbounded arrays.
14867 2008-01-30 Silvius Rus <rus@google.com>
14869 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
14871 2008-01-30 Jan Hubicka <jh@suse.cz>
14874 * i386.c (init_cumulative_args): Use real function declaration when
14877 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
14879 PR rtl-optimization/34998
14880 * global.c (build_insn_chain): Treat non-subreg_lowpart
14881 SUBREGs of pseudos as clobbering all the words covered by the
14882 SUBREG, not just all the bytes.
14883 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
14884 original df_ref rather than an extract parameter.
14885 (global_conflicts): Update call accordingly.
14887 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
14889 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
14890 the overflow check to make it easier to read.
14891 (__fixtfdi): Change the type of the ll member in union
14892 long_double to UDItype_x.
14894 2008-01-30 Jakub Jelinek <jakub@redhat.com>
14896 PR middle-end/34969
14897 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
14898 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
14899 * tree-inline.c (fold_marked_statements): Call
14900 cgraph_update_edges_for_call_stmt if folding a call statement.
14901 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
14902 debug_generic_stmt calls, reset it back afterwards.
14905 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
14907 * c-typeck.c (build_external_ref): Don't pedwarn about
14908 static vars in current function's scope.
14910 2008-01-29 Joseph Myers <joseph@codesourcery.com>
14912 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
14914 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
14917 * ipa-struct-reorg.c: Fix spelling.
14918 * params.def: Ditto.
14920 2008-01-29 Richard Guenther <rguenther@suse.de>
14922 PR middle-end/35006
14923 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
14925 * tree-inline.c (remap_type): Increment remapping_type_depth
14926 around remapping types.
14927 (copy_body_r): Only add referenced variables if they are referenced
14928 from code, not types.
14930 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
14941 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
14942 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
14944 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
14947 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
14948 pointer for tiny stack.
14950 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
14952 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
14954 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
14956 * config/vx-common.h: Fix typo in comment.
14958 2008-01-28 Ian Lance Taylor <iant@google.com>
14962 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
14963 coalesce pointers if they have different DECL_NO_TBAA_P values.
14964 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
14965 between variables with different DECL_NO_TBAA_P values.
14967 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
14970 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
14971 are not legitimate small data references on SPE targets.
14973 2008-01-28 David Daney <ddaney@avtrex.com>
14975 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
14977 2008-01-28 David Daney <ddaney@avtrex.com>
14979 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
14981 2008-01-27 Joseph Myers <joseph@codesourcery.com>
14983 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
14984 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
14985 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
14986 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
14987 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14988 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
14989 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
14990 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
14992 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
14994 * basic-block.h (condjump_equiv_p): Fix comment.
14996 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
14998 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
14999 print_generic_stmt_indented): Fix comment.
15001 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15003 * configure.ac (__stack_chk_fail): Add detecion for availability
15004 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
15005 * configure: Regenerate.
15007 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
15009 PR middle-end/34688
15010 * final.c (output_addr_const): Handle TRUNCATE.
15012 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
15015 * tree-ssa-loop-ivopts.c (comp_cost): New type.
15016 (zero_cost, infinite_cost): New constants.
15017 (struct cost_pair): Change type of cost to comp_cost.
15018 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
15019 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
15021 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
15022 split_address_cost, ptr_difference_cost, difference_cost,
15023 get_computation_cost_at, get_computation_cost,
15024 determine_use_iv_cost_generic, determine_use_iv_cost_address,
15025 determine_use_iv_cost_condition, determine_use_iv_costs,
15026 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
15027 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
15028 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
15029 Change type of cost to comp_cost.
15030 (determine_iv_cost): Increase cost of non-original ivs, instead
15031 of decreasing the cost of original ones.
15032 (get_address_cost): Indicate the complexity of the addressing mode
15034 (try_add_cand_for): Prefer using ivs not specific to some object.
15035 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
15037 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
15038 Janis Johnson <janis187@us.ibm.com>
15041 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
15042 (TARGET_INSTANTIATE_DECLS): Likewise.
15043 * target.h (expand_to_rtl_hook): New target hook.
15044 (instantiate_decls): Likewise.
15045 * function.c (instantiate_decl): Make non-static. Rename to...
15046 (instantiate_decl_rtl): ... this.
15047 (instantiate_expr): Use instantiate_decl_rtl.
15048 (instantiate_decls_1): Likewise.
15049 (instantiate_decls): Likewise.
15050 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
15051 * function.h (instantiate_decl_rtl): Add prototype.
15052 * cfgexpand.c (target.h): New include.
15053 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
15054 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
15055 (TARGET_INSTANTIATE_DECLS): Likewise.
15056 (TARGET_INITIALIZER): New target hooks added.
15057 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
15059 * config/rs6000/rs6000.c (tree-flow.h): New include.
15060 (machine_function): Add sdmode_stack_slot field.
15061 (rs6000_alloc_sdmode_stack_slot): New function.
15062 (rs6000_instantiate_decls): Likewise.
15063 (rs6000_secondary_memory_needed_rtx): Likewise.
15064 (rs6000_check_sdmode): Likewise.
15065 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
15066 (TARGET_INSTANTIATE_DECLS): Likewise.
15067 (rs6000_hard_regno_mode_ok): Allow SDmode.
15068 (num_insns_constant): Likewise. Handle _Decimal32 constants.
15069 (rs6000_emit_move): Handle SDmode.
15070 (function_arg_advance): Likewise.
15071 (function_arg): Likewise.
15072 (rs6000_gimplify_va_arg): Likewise. Add special handling of
15073 SDmode var args for 32-bit compiles.
15074 (rs6000_secondary_reload_class): Handle SDmode.
15075 (rs6000_output_function_epilogue): Likewise.
15076 (rs6000_function_value): Simplify if statement.
15077 (rs6000_libcall_value): Likewise.
15078 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
15079 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
15080 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
15081 (movsd_hardfloat): New define_insn.
15082 (movsd_softfloat): Likewise.
15083 (movsd_store): Likewise.
15084 (movsd_load): Likewise.
15085 (extendsddd2): Likewise.
15086 (extendsdtd2): Likewise.
15087 (truncddsd2): Likewise.
15088 (movdd_hardfloat64): Fixup comment.
15089 (UNSPEC_MOVSD_LOAD): New constant.
15090 (UNSPEC_MOVSD_STORE): Likewise.
15092 2008-01-26 Jakub Jelinek <jakub@redhat.com>
15095 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
15097 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
15098 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
15099 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
15100 and TRUTH_XOR_EXPR.
15102 2008-01-26 David Edelsohn <edelsohn@gnu.org>
15105 * config.gcc: Separate AIX 5.3 from AIX 6.1.
15106 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15107 __LONGDOUBLE128 too.
15108 * config/rs6000/aix61.h: New file.
15110 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15112 PR rtl-optimization/34959
15113 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
15114 popcount and parity rtxes the same mode as their operand.
15115 Truncate or extend the result to the return value's mode
15118 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15121 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
15122 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
15123 to GOT_VERSION_REGNUM.
15124 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
15125 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
15126 * config/mips/mips.c (mips_emit_call_insn): New function.
15127 (mips_call_tls_get_addr): Call mips_expand_call directly.
15128 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
15130 (mips16_build_call_stub): Likewise. Return the call insn or null.
15131 (mips_expand_call): Update the call to mips16_build_call_stub
15132 accordingly and a remove redundant condition. Assert that MIPS16
15133 stubs do not use lazy binding. Use mips_emit_call_insn and return
15135 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
15137 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
15138 (mips_avoid_hazard): Remove hazard_set handling.
15139 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
15140 (UNSPEC_RESTORE_GP): ...this.
15141 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
15142 (FAKE_CALL_REGNO): Rename to...
15143 (GOT_VERSION_REGNUM): ...this.
15144 (type): Add "ghost" value. Add an associated insn reservation.
15145 (hazard_set): Remove.
15146 (exception_receiver): Rename to...
15147 (restore_gp): ...this and update the unspec identifier accordingly.
15148 (exception_receiver, nonlocal_got_receiver): New expanders.
15149 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
15150 FAKE_CALL_REGNO. Remove hazard_set attribute.
15151 (set_got_version, update_got_version): New patterns.
15153 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
15156 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
15158 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15161 * doc/install.texi2html: Generate gcc-vers.texi.
15163 2008-01-25 DJ Delorie <dj@redhat.com>
15165 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
15167 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15169 * config/c4x: Remove directory.
15170 * config.gcc (crx-*, mt-*): Mark obsolete.
15171 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
15172 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
15173 sh-*-rtemscoff*): Remove cases.
15174 * defaults.h (C4X_FLOAT_FORMAT): Remove.
15175 * real.c (encode_c4x_single, decode_c4x_single,
15176 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
15177 c4x_extended_format): Remove.
15178 * real.h (c4x_single_format, c4x_extended_format): Remove.
15179 * doc/extend.texi (interrupt, naked): Remove mention of attributes
15181 (Pragmas): Remove comment about c4x pragmas.
15182 * doc/install.texi (c4x): Remove target-specific instructions.
15183 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
15184 * doc/md.texi (Machine Constraints): Remove C4x documentation.
15185 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
15186 refer to C4x source files as examples.
15187 (C4X_FLOAT_FORMAT): Remove documentation.
15189 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
15191 * config/bfin/bfin.c (override_options): Reorder tests so that
15192 flag_pic gets enabled for -msep-data.
15194 2008-01-25 Richard Guenther <rguenther@suse.de>
15196 PR middle-end/32244
15197 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
15198 to its bitfield precision if required.
15200 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15202 PR middle-end/33880
15203 * tree-nested.c (walk_omp_for): New function.
15204 (convert_nonlocal_reference, convert_local_reference): Call
15205 walk_omp_for on OMP_FOR.
15206 (convert_call_expr): Call walk_body on OMP_FOR's
15207 OMP_FOR_PRE_INIT_BODY.
15209 2008-01-25 Richard Guenther <rguenther@suse.de>
15211 PR tree-optimization/34966
15212 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
15213 default defs and PHI_NODEs we have to insert after the
15214 defining statement.
15216 2008-01-24 Nick Clifton <nickc@redhat.com>
15218 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
15219 Provide a default definition.
15220 (LIBGCC2_UNITS_PER_WORD): Likewise.
15222 * config/stormy16/stormy16.c: Include df.h for the prototype
15223 for df_regs_ever_live_p.
15224 (xstormy16_expand_builtin_va_start): Convert the stack offset
15225 into a component_ref and then use POINTER_PLUS_EXPR to add it
15226 to the incoming_virtual_args_rtx.
15227 (xstormy16_gimplify_va_arg_expr): Rename to
15228 xstormy16_gimplify_va_arg_expr.
15229 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
15230 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
15231 xstormy16_gimplify_va_arg_expr.
15232 Fix up some formatting issues.
15234 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
15235 Move to predicates.md.
15236 (xs_hi_general_operand): Likewise.
15237 (xs_hi_nonmemory_operand): Likewise.
15238 * config/stormy16/predicates.md:
15239 (xstormy16_carry_plus_operand): New predicate.
15240 (xs_hi_general_operand): New predicate.
15241 (xs_hi_nonmemory_operand): New predicate.
15242 * config/stormy16/stormy16-protos.h:
15243 (xstormy16_carry_plus_operand): Delete prototype.
15244 (xs_hi_general_operand): Likewise.
15245 (xs_hi_nonmemory_operand): Likewise.
15247 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
15248 modifiers as they are no longer needed and they can trigger
15249 reload spill failures.
15251 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
15252 with a match_operand in order to help reload.
15254 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
15255 constraint with 'e' for the 8th alternative as this version of
15256 the mov.w instruction only accepts the lower 8 registers.
15258 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
15261 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
15262 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
15265 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15267 PR middle-end/33333
15268 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
15270 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15272 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
15274 (remove_structure): Update allocations list before removing structure.
15276 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15278 * ipa-struct-reorg.c (is_safe_cond_expr,
15279 create_new_stmts_for_cond_expr): Use integer_zerop function,
15280 that recognize not only zero-pointer, but zero-integer too.
15282 2008-01-25 Ben Elliston <bje@au.ibm.com>
15285 * fixproto: Escape "." in sed expression that strips leading "./".
15287 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
15290 * gcc.c (SWITCH_OK): Removed.
15291 (SWITCH_LIVE): Changed to bit.
15292 (SWITCH_FALSE): Likewise.
15293 (SWITCH_IGNORE): Likewise.
15294 (switchstr): Change live_cond to unsigned int.
15295 (process_command): Replace SWITCH_OK with 0.
15296 (do_self_spec): Likewise.
15297 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
15298 (give_switch): Likewise.
15299 (used_arg): Likewise.
15300 (do_spec_1): Set the SWITCH_IGNORE bit.
15301 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
15302 bits. Set the SWITCH_LIVE bit.
15304 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15306 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
15308 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
15310 PR tree-optimization/34472
15311 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
15312 parameter to a "bool *" and set *DATA to false if there is
15313 an unsafe access. Do not delete the structure here.
15314 (check_cond_exprs): Delete it here instead.
15315 (check_cond_exprs, exclude_cold_structs): Do not increase
15316 I when removing a structure.
15318 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
15321 * config/i386/i386.c (ix86_expand_vector_init): Consider only
15322 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
15324 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
15326 PR middle-end/34934
15327 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
15328 a fixed vector for stack.
15330 2008-01-24 Ben Elliston <bje@au.ibm.com>
15333 * doc/gcc.texi (Software development): Add a direntry for g++.
15335 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
15337 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
15338 stale and straggling -fforce-addr comments above.
15340 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
15342 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
15343 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
15345 2008-01-23 Michael Matz <matz@suse.de>
15348 * dwarf2out.c (force_type_die): Use modified_type_die instead of
15351 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
15353 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
15354 malloc result type.
15356 2008-01-23 Anatoly Sokolov <aesok@post.ru>
15358 * config/avr/avr.c (avr_current_arch): New variable.
15359 (avr_arch_types): Add 'avr31' and 'avr51' entries.
15360 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
15361 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
15362 (avr_override_options): Init 'avr_current_arch'.
15363 (base_arch_s): Move from here...
15364 * config/avr/avr.h (base_arch_s): ... here. Add new members
15365 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
15366 'mega' to 'have_jmp_call'.
15367 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
15368 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
15370 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
15372 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15373 MULTILIB_MATCHES): (Ditto.).
15375 2008-01-23 Richard Guenther <rguenther@suse.de>
15377 PR middle-end/31529
15378 * cgraphunit.c (cgraph_reset_node): Always mark the node
15379 not reachable if it is not queued already.
15381 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
15383 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
15384 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
15385 (cputype_selected): New static variable.
15386 (bfin_handle_option): Set it if -mcpu is used.
15387 (override_option): Select default set of workarounds if no cpu type
15388 selected on the command line.
15389 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
15391 From Michael Frysinger <michael.frysinger@analog.com>
15392 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
15393 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
15395 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
15396 for bf547, bf523, bf524, and bf526.
15397 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
15399 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15400 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
15401 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
15402 __ADSPBF547__ and __ADSPBF54x__ for bf547.
15403 * doc/invoke.texi (Blackfin Options): Document that
15404 -mcpu now accept bf547, bf523, bf524, and bf526.
15406 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
15408 PR rtl-optimization/34628
15409 * combine.c (try_combine): Stop and undo after the first combination
15410 if an autoincrement side-effect on the first insn has effectively
15413 2008-01-22 David Edelsohn <edelsohn@gnu.org>
15416 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
15417 Offset addresses are not valid for Altivec or paired float modes.
15419 2008-01-22 Jakub Jelinek <jakub@redhat.com>
15422 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
15423 if DECL_INITIAL (decl) is error_mark_node.
15426 * c-common.c (handle_vector_size_attribute): Only allow
15427 integral, scalar float and fixed point types. Handle OFFSET_TYPE
15428 the same way as pointer, array etc. types.
15429 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
15432 * tree.c (build_type_attribute_qual_variant): Call
15433 build_qualified_type if attributes are equal, but quals are not.
15435 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15438 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
15439 * flags.h (warn_strict_aliasing): Remove.
15440 (warn_strict_overflow): Remove.
15441 * opts.c (warn_strict_aliasing): Remove.
15442 (warn_strict_overflow): Remove.
15443 * c-opts.c (c_common_handle_option): -Wall only sets
15444 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
15445 (c_common_post_options): Give default values to -Wstrict-aliasing
15446 and -Wstrict-overflow if they are uninitialized.
15447 * common.opt (Wstrict-aliasing): Specify Var and Init.
15448 (Wstrict-overflow): Likewise.
15450 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15452 PR rtl-optimization/26854
15453 PR rtl-optimization/34400
15454 PR rtl-optimization/34884
15455 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
15457 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
15458 (df_rd_bb_info.expanded_lr_out): Deleted
15459 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
15460 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
15461 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15462 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15463 Removed code to allocate, initialize or free expanded_lr_out.
15464 (df_rd_bb_local_compute_process_def): Restructured to make more
15466 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
15467 sets if the sets are being trimmed.
15469 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
15472 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
15473 (as_vers): Likewise.
15474 * configure: Regenerated.
15476 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15478 PR middle-end/33092
15479 * tree-pass.h (pass_build_alias): New pass.
15480 * tree-ssa-alias.c (gate_build_alias): New.
15481 (pass_build_alias): New.
15482 * passes.c (init_optimization_passes): Add pass_build_alias after
15483 pass_create_structure_vars.
15485 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
15487 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
15488 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
15489 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
15490 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
15491 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
15492 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
15493 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
15494 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
15495 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
15496 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
15497 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
15498 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
15499 * config/s390/s390.md (FP_ALL): New mode iterator.
15500 (_d): New mode attribute.
15501 ("*signbit<mode>2>"): Changed mode of first operand.
15502 ("isinf<mode>2"): Changed mode of first operand.
15503 ("*TDC_insn"): Adaptation for DFP modes.
15505 2008-01-22 Ben Elliston <bje@au.ibm.com>
15507 * tree.c (check_qualified_type): Improve function description.
15509 2008-01-21 Jason Merrill <jason@redhat.com>
15512 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
15513 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
15516 2008-01-21 DJ Delorie <dj@redhat.com>
15518 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
15521 2008-01-21 Richard Guenther <rguenther@suse.de>
15523 PR middle-end/34856
15524 * tree-cfg.c (verify_expr): Allow all invariant expressions
15525 instead of just constant class ones as reference argument.
15526 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
15527 like any other constant.
15528 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15530 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
15532 * regmove.c (fixup_match_1): Update call crossed frequencies.
15534 2008-01-21 Richard Guenther <rguenther@suse.de>
15537 * tree-inline.c (setup_one_parameter): Deal with mismatched
15538 types using a VIEW_CONVERT_EXPR.
15540 2008-01-21 Alon Dayan <alond@il.ibm.com>
15541 Olga Golovanevsky <olga@il.ibm.com>
15543 PR tree-optimization/34701
15544 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
15545 when the structure size is not a power of 2.
15547 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
15549 * doc/install.texi: Add doc for --enable-checking=df.
15551 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
15553 PR rtl-optimization/34808
15554 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
15556 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15558 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
15561 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15563 PR rtl-optimization/26854
15564 PR rtl-optimization/34400
15565 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
15567 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
15568 (df_rd_bb_info.expanded_lr_out): New.
15569 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
15570 * loop_iv.c (iv_analysis_loop_init): Ditto.
15571 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15572 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15573 Added code to allocate, initialize or free expanded_lr_out.
15574 (df_rd_bb_local_compute_process_def): Restructured to make
15575 more understandable.
15576 (df_rd_confluence_n): Add code to do nothing with fake edges and
15577 code to no apply invalidate_by_call sets if the sets are being trimmed.
15578 (df_lr_local_finalize): Renamed to df_lr_finalize.
15579 (df_live_local_finalize): Renamed to df_live_finalize.
15581 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15584 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
15585 deciding whether to use reciprocal instructions.
15587 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
15589 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
15590 dwarf2out_note_section_used if cold_text_section is NULL.
15592 2008-01-19 Jakub Jelinek <jakub@redhat.com>
15594 PR gcov-profile/34610
15595 * tree-cfg.c (make_edges): Mark both outgoing edges from
15596 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
15597 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
15598 from OMP_FOR and OMP_CONTINUE outgoing edges.
15600 * tree-profile.c (tree_profiling): Return early if
15601 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
15603 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
15604 from cfun to child_cfun.
15605 * function.h (struct function): Add after_tree_profile bit.
15607 2008-01-19 Anatoly Sokolov <aesok@post.ru>
15609 * config/avr/avr.S (_exit): Disable interrupt.
15611 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15612 Steven Bosscher <stevenb.gcc@gmail.com>
15614 PR rtl-optimization/26854
15615 PR rtl-optimization/34400
15616 * df-problems.c (df_live_scratch): New scratch bitmap.
15617 (df_live_alloc): Allocate df_live_scratch when doing df_live.
15618 (df_live_reset): Clear the proper bitmaps.
15619 (df_live_bb_local_compute): Only process the artificial defs once
15620 since the order is not important.
15621 (df_live_init): Init the df_live sets only with the variables
15622 found live by df_lr.
15623 (df_live_transfer_function): Use the df_lr sets to prune the
15624 df_live sets as they are being computed.
15625 (df_live_free): Free df_live_scratch.
15627 2008-01-18 Ian Lance Taylor <iant@google.com>
15629 * common.opt: Add fmerge-debug-strings.
15630 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
15631 flag_merge_debug_strings rather than flag_merge_constants.
15632 * doc/invoke.texi (Option Summary): Mention
15633 -fmerge-debug-strings.
15634 (Debugging Options): Document -fmerge-debug-strings.
15636 2008-01-18 Ian Lance Taylor <iant@google.com>
15639 * tree.h (DECL_IS_OPERATOR_NEW): Define.
15640 (struct tree_function_decl): Add new field operator_new_flag.
15641 * tree-inline.c (expand_call_inline): When inlining a call to
15642 operator new, force the return value to go into a variable, and
15643 set DECL_NO_TBAA_P on that variable.
15644 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
15646 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
15649 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
15650 DWARF2_DEBUGGING_INFO.
15651 (dwarf2out_note_section_used): Ditto. Add prototype.
15652 (have_multiple_function_sections, text_section_used,
15653 cold_text_section_used, *cold_text_sections): Move declarations
15656 2008-01-17 Bob Wilson <bob.wilson@acm.org>
15658 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
15659 field and add signal_ra.
15660 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
15661 assignments to frame state pc. Move end of stack check after
15662 MD_FALLBACK_FRAME_STATE_FOR.
15663 (uw_update_context_1): Use frame state signal_regs if set, instead
15664 of checking signal_frame flag.
15665 (uw_update_context): Use frame state signal_ra if set.
15666 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
15667 * config/xtensa/linux-unwind.h: New file.
15669 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
15671 * modulo-sched.c (get_sched_window): Fix comment typo.
15673 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
15675 PR tree-optimization/34648
15676 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
15678 2008-01-17 Anatoly Sokolov <aesok@post.ru>
15680 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
15681 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
15683 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
15685 PR rtl-optimization/34400
15686 * df-core.c (df_worklist_dataflow_overeager,
15687 df_worklist_dataflow_doublequeue): New functions.
15688 (df_worklist_dataflow): Two different worklist solvers.
15689 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
15692 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15695 * doc/invoke.texi: Document the dependence on pthread for fopenmp
15696 and ftree-parallelize-loops.
15698 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
15700 PR rtl-optimization/34826
15701 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
15703 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
15705 * global.c (find_reg): Mark the eh regs as used if necessary.
15706 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
15707 * ra.h (struct allocno): no_eh_reg field added. Changed
15708 no_stack_reg type to bitfield.
15710 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
15712 * tree.c (substitute_in_expr): Add missing 'break'.
15714 2008-01-17 Richard Guenther <rguenther@suse.de>
15716 PR tree-optimization/34825
15717 * tree-ssa-math-opts.c (is_division_by): Do not recognize
15718 x / x as division to handle.
15720 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15722 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
15723 "-pthread" is specified.
15724 * pa-hpux11.h (LIB_SPEC): Likewise.
15726 2008-01-16 Janis Johnson <janis187@us.ibm.com>
15727 Peter Bergner <bergner@vnet.ibm.com>
15729 PR rtl-optimization/33796
15730 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
15732 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15734 PR libgfortran/34699
15735 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
15737 * pa-hpux10.h (LINK_SPEC): Likewise.
15738 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
15740 2008-01-16 Richard Guenther <rguenther@suse.de>
15742 PR middle-end/32628
15743 * fold-const.c (fold_convert_const_int_from_int): Do not
15744 set overflow if that occured only because of a sign extension
15745 change when converting from/to a sizetype with the same
15746 precision and signedness.
15748 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
15751 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
15752 location address to the correct place. Update copyright year.
15754 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15756 * lambda-code.c (lambda_transform_legal_p): Handle the case of
15757 no dependences in the dependence_relations vector.
15759 2008-01-16 Jan Hubicka <jh@suse.cz>
15761 PR rtl-optimization/31396
15762 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
15763 * cfg.c (dump_reg_info): Print it.
15764 * regs.h (struct reg_info_t): add freq_calls_crossed.
15765 (REG_FREQ_CALLS_CROSSED): New macro.
15766 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
15767 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
15768 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
15769 regmove_optimize): Update call crossed frequencies.
15770 * local-alloc.c (struct qty): Add freq_calls_crossed.
15771 (alloc_qty): Copute freq_calls_crossed.
15772 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
15773 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
15774 * ra.h (struct allocno): Add freq_calls_crossed.
15776 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15778 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
15779 libgomp when compiling with ftree-parallelize-loops.
15780 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
15782 2008-01-16 Richard Guenther <rguenther@suse.de>
15784 PR tree-optimization/34769
15785 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
15786 * tree.c (int_cst_value): Instead make this function more
15787 permissive in what it accepts as valid input. Document this
15788 function always sign-extends the value.
15790 2008-01-16 Jakub Jelinek <jakub@redhat.com>
15791 Richard Guenther <rguenther@suse.de>
15794 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
15795 (gimple_fold_indirect_ref_rhs): ... this.
15796 (gimple_fold_indirect_ref): New function with foldings
15797 that preserve lvalueness.
15798 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
15799 * tree-flow.h (gimple_fold_indirect_ref): Declare.
15800 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
15801 to fold an INDIRECT_REF, fall back to the old use of
15802 fold_indirect_ref_1.
15804 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15806 * tree-data-ref.c (subscript_dependence_tester_1): Call
15807 free_conflict_function.
15808 (compute_self_dependence): Same.
15810 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
15813 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
15814 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
15816 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
15817 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
15818 for DWARF2_UNWIND_INFO targets.
15820 2008-01-16 Richard Guenther <rguenther@suse.de>
15823 * c-typeck.c (common_pointer_type): Do not merge inconsistent
15824 type qualifiers for function types.
15826 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
15828 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
15829 loop_iterator li from previous commit.
15831 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
15833 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
15835 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
15837 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
15838 (parallelize_loops): Don't parallelize irreducible components.
15840 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15843 * c-opts (c_common_post_options): Do not enable CPP
15844 flag_pedantic_errors by default.
15846 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
15848 PR rtl-optimization/31944
15849 * cse.c (remove_pseudo_from_table): New function.
15850 (merge_equiv_classes): Use above function to remove pseudo-registers.
15851 (invalidate): Likewise.
15853 2008-01-13 Richard Guenther <rguenther@suse.de>
15855 PR middle-end/34601
15856 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
15857 instead of TYPE_MODE to deal with calls from expand_one_error_var.
15859 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
15861 * gcse.c (cprop_jump): Call validate_unshare_change instead of
15862 validate_change to unshare the source of the PC set.
15864 2008-01-12 Jan Hubicka <jh@suse.cz>
15866 PR middle-end/32135
15867 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
15868 references above array bounds. This might trigger bounds checks for
15869 pointers to arrays.
15871 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
15873 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
15874 new_replaceable_dependencies.
15876 2008-01-12 Doug Kwan <dougkwan@google.com>
15878 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
15879 instead of OPT_Wreturn_type in warning due to ignored return type
15881 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
15882 options included in -Wextra.
15883 * c.opt: New option -Wignored_qualifiers.
15884 * doc/invoke.texi (Warning Options, -Wextra): Add new option
15885 -Wignore_qualifiers.
15886 (-Wignored-qualifiers): Document.
15887 (-Wreturn-type): Remove description of functionality now handled
15888 by -Wignored-qualifiers.
15890 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
15893 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
15894 NOP_EXPR if it is between integral types with the same precision.
15896 2008-01-12 Jan Hubicka <jh@suse.cz>
15899 * invoke.texi (max-inline-recursive-depth): Fix default value.
15901 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
15903 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
15906 2008-01-11 Bob Wilson <bob.wilson@acm.org>
15908 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
15910 2008-01-11 James E. Wilson <wilson@specifix.com>
15913 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
15915 2008-01-11 Anatoly Sokolov <aesok@post.ru>
15917 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
15918 save/restore frame pointer register and don't use 'call-prologues'
15919 optimization in function with "OS_task" attribute.
15921 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
15923 PR middle-end/31309
15924 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
15925 when copying to memory.
15927 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
15929 PR rtl-optimization/30905
15930 * cfgcleanup.c: Include dce.h
15931 (crossjumps_occured): New global variable.
15932 (try_crossjump_bb): Exit loop after finding a fallthru edge.
15933 If something changed, set crossjumps_occured to true.
15934 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
15935 Don't add/remove fake edges to exit here...
15936 (cleanup_cfg): ...but do it here, when crossjumping.
15937 Run a fast DCE when successful crossjumps occured in the latest
15938 iteration of try_optimize_cfg.
15940 2008-01-11 Richard Guenther <rguenther@suse.de>
15942 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
15943 (struct vn_unary_op_s): Likewise.
15944 (vn_reference_insert): Free old reference on hash collision.
15946 2008-01-10 Raksit Ashok <raksit@google.com>
15948 PR rtl-optimization/27971
15949 * combine.c (find_split_point): Split PLUS expressions which are
15950 inside a MEM rtx, and whose first operand is complex.
15952 2008-01-10 DJ Delorie <dj@redhat.com>
15954 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
15955 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
15956 (m32c_hard_regno_ok): Call the underlying function.
15958 2008-01-10 Richard Guenther <rguenther@suse.de>
15960 PR middle-end/34683
15961 * tree-cfg.c (tree_merge_blocks): Do not go through the
15962 full-blown folding and stmt updating path if we just deal
15963 with virtual operands.
15964 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
15965 test for abnormal SSA_NAMEs.
15967 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
15969 PR middle-end/34641
15970 * reload.c (push_reload): Add assertions. All constants from
15971 reg_equiv_constant should have been used for replacing the respective
15973 (find_reloads_address): Invoke find_reloads_address_part for
15974 constant taken from the reg_equiv_constant array.
15976 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
15978 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
15979 field (valnum) the first in the struct. Replace bools with
15982 2008-01-10 Richard Guenther <rguenther@suse.de>
15984 PR tree-optimization/34651
15985 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
15986 types and ordering for masking and converting.
15988 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
15990 PR tree-optimization/34017
15991 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
15992 also for PHI_NODE expressions.
15994 2008-01-09 Jan Hubicka <jh@suse.cz>
15996 PR tree-optimization/34708
15997 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
15998 based on number of case labels.
15999 (init_inline_once): Remove switch_cost.
16000 * tree-inline.h (eni_weights_d): Remove switch_cost.
16002 2008-01-09 Richard Guenther <rguenther@suse.de>
16003 Andrew Pinski <andrew_pinski@playstation.sony.com>
16005 PR middle-end/30132
16006 * gimplify.c (gimplify_cond_expr): Do not create an addressable
16007 temporary if an rvalue is ok or an lvalue is not required.
16009 2008-01-09 Richard Guenther <rguenther@suse.de>
16011 PR middle-end/34458
16012 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
16013 adjust return type.
16015 2008-01-09 Richard Guenther <rguenther@suse.de>
16017 PR middle-end/34679
16018 * tree.c (host_integerp): Check for sizetype only if the
16019 type is an integer type.
16021 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
16024 * opts.c (decode_options): Disable inlining of functions called
16025 once if not in unit-at-a-time mode.
16027 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
16029 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
16031 2008-01-08 Richard Guenther <rguenther@suse.de>
16033 PR middle-end/31863
16034 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
16035 out early if the result will be unused.
16037 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16042 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16043 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16046 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
16048 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
16049 for vectorization tuned.
16051 2008-01-08 Richard Guenther <rguenther@suse.de>
16053 PR tree-optimization/34683
16054 * tree-ssa-operands.c (operand_build_cmp): Export.
16055 * tree-ssa-operands.h (operand_build_cmp): Declare.
16056 * tree-vn.c (vuses_compare): Remove.
16057 (sort_vuses): Use operand_build_cmp.
16058 (sort_vuses_heap): Likewise.
16059 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
16060 to re-use old VEC if available. Do not sort already sorted VUSEs.
16061 (vdefs_to_vec): Do not sort already sorted VDEFs.
16063 2008-01-08 Jakub Jelinek <jakub@redhat.com>
16065 PR middle-end/34694
16066 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
16068 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16071 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
16072 limitations of reciprocal sequences on x86 targets.
16074 2008-01-08 Richard Guenther <rguenther@suse.de>
16076 PR tree-optimization/34683
16077 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
16079 2008-01-07 Jakub Jelinek <jakub@redhat.com>
16082 * config/darwin.c (darwin_mergeable_string_section): Don't use
16083 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
16085 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
16088 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
16089 negxf2. Macroize expander using X87MODEF mode iterator. Change
16090 predicates of op0 and op1 to register_operand.
16091 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
16092 expander using X87MODEF mode iterator. Change predicates of
16093 op0 and op1 to register_operand.
16094 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
16095 corresponding patterns and macroize using MODEF macro. Change
16096 predicates of op0 and op1 to register_operand and remove
16097 "m" constraint. Disparage "r" alternative with "!".
16098 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
16099 macroize using X87MODEF macro. Change predicates of op0 and op1
16100 to register_operand and remove "m" constraint. Disparage "r"
16101 alternative with "!".
16102 (absneg splitter with memory operands): Remove.
16103 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
16104 patterns and macroize using X87MODEF mode iterator.
16105 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
16106 Change predicate of op1 to register_operand.
16107 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
16108 for memory operands.
16110 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
16112 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
16114 2008-01-07 Richard Guenther <rguenther@suse.de>
16116 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
16119 2008-01-07 Richard Guenther <rguenther@suse.de>
16121 PR tree-optimization/34683
16122 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
16123 VOPs of the needed size to save memory. Use VEC_quick_push
16124 to save compile-time.
16125 (vdefs_to_vec): Likewise.
16127 2008-01-07 Sa Liu <saliu@de.ibm.com>
16129 * config/spu/spu.md (divdf3): Genetate inline code for double
16130 division. The implementation doesn't handle INF or NAN, therefore it
16131 only applies when -ffinite-math-only is given.
16133 2008-01-06 Paolo Carlini <pcarlini@suse.de>
16136 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
16137 * doc/cpp.texi ([Common Predefined Macros]): Document.
16139 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
16141 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
16142 order to use commutative addition instead of subtraction.
16144 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16145 Mircea Namolaru <namolaru@il.ibm.com>
16146 Vladimir Yanovsky <yanov@il.ibm.com>
16147 Revital Eres <eres@il.ibm.com>
16149 PR tree-optimization/34263
16150 * tree-outof-ssa.c (process_single_block_loop_latch,
16151 contains_tree_r): New functions.
16152 (analyze_edges_for_bb): Call process_single_block_loop_latch
16153 function to empty single-basic-block latch block if possible.
16155 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16157 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16159 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
16161 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16163 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
16165 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16167 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
16169 2008-01-05 Jakub Jelinek <jakub@redhat.com>
16171 PR tree-optimization/34618
16172 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
16175 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16178 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
16179 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
16180 Update copyright year.
16182 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
16183 Update copyright year.
16184 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
16187 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
16189 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
16190 edge does not point to current bb before changing need_assert.
16192 2008-01-04 Richard Guenther <rguenther@suse.de>
16194 PR middle-end/34029
16195 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
16196 for verifying purposes if they are is_gimple_min_invariant.
16198 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
16200 PR tree-optimization/34448
16201 PR tree-optimization/34465
16202 * gimplify.c (gimplify_init_constructor): Add new parameter
16203 notify_temp_creation. Use it.
16204 (gimplify_modify_expr_rhs): Take volatiles into account when
16205 optimizing constructors.
16206 Do not optimize constructors if gimplify_init_constructor will dump to
16208 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
16209 * gcc.c-torture/compile/pr34448.c: New.
16211 2008-01-04 Jakub Jelinek <jakub@redhat.com>
16213 PR gcov-profile/34609
16214 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
16215 return_slot if result is TREE_ADDRESSABLE.
16217 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
16219 * config/mips/mips.md (sqrt_condition): Tweak comment.
16220 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
16222 2008-01-03 Tom Tromey <tromey@redhat.com>
16225 * c-common.c (c_type_hash): Handle VLAs.
16227 2008-01-03 Jan Hubicka <jh@suse.cz>
16229 PR tree-optimization/31081
16230 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
16231 0 when inlining and not inlining to first basic block.
16232 (remap_decl): When var is initialized to 0, don't set default_def.
16233 (expand_call_inline): Set entry_bb.
16234 * tree-inline.h (copy_body_data): Add entry_bb.
16236 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16239 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
16242 PR tree-optimization/29484
16243 * tree-inline.c (inline_forbidden_p_2): New function.
16244 (inline_forbidden_p): Disallow inlining if some static var
16245 has an address of a local LABEL_DECL in its initializer.
16246 * doc/extend.texi (Labels as Values): Document &&foo behaviour
16249 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
16251 PR tree-optimization/34635
16252 * tree-data-ref.c (add_other_self_distances): Make sure that the
16253 evolution step is constant.
16255 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16257 PR middle-end/34608
16258 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
16260 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
16262 * tree-sra.c (scalarize_init): Insert the generate_element_init
16263 statements after the generate_element_zero statements.
16265 2008-01-02 Richard Guenther <rguenther@suse.de>
16267 PR middle-end/34093
16268 PR middle-end/31976
16269 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
16270 for very large number of operands instead of ICEing.
16272 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
16275 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
16276 while stack probing.
16278 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
16280 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
16283 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
16285 PR libmudflap/26442
16286 * tree-mudflap.c (mx_register_decls): Guard warning by
16287 !DECL_ARTIFICIAL check.
16289 2008-01-01 Jakub Jelinek <jakub@redhat.com>
16291 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
16292 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
16293 sse5_perm<mode>): Fix constraints.