1 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4 * diagnostic.c (pedwarn): Add opt parameter.
6 * c-tree.h (pedwarn_init): Add opt parameter.
7 (pedwarn_c90): Likewise.
8 (pedwarn_c99): Likewise.
9 * c-errors.c (pedwarn_c99): Likewise.
10 (pedwarn_c90): Likewise.
11 * toplev.h (pedwarn): Update declaration.
13 * c-lex.c: All calls to pedwarn changed.
14 * builtins.c: All calls to pedwarn changed.
15 * toplev.c: All calls to pedwarn changed.
16 * c-decl.c: All calls to pedwarn changed.
17 * c-typeck.c: All calls to pedwarn changed.
18 * c-common.c: All calls to pedwarn changed.
19 * c-parser.c: All calls to pedwarn changed.
21 2008-07-23 Michael Meissner <gnu@the-meissners.org>
22 Karthik Kumar <karthikkumar@gmail.com>
24 * attribs.c (file scope): Include c-common.h.
25 (decl_attributes): Add support for #pragma GCC optimize and
28 * targhooks.c (default_can_inline_p): New function that is the
29 default for the TARGET_CAN_INLINE_P target hook.
31 * targhooks.h (default_can_inline_p): Add declaration.
33 * tree.c (cl_optimization_node): New static tree for building
34 OPTIMIZATION_NODE tree.
35 (cl_target_option_node): New static tree for building
36 TARGET_OPTION_NODE tree.
37 (cl_option_hash_table): New hash table for hashing
38 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
39 (cl_option_hash_hash): New function to provide the hash value for
40 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
41 (cl_option_hash_eq): New function to provide an equality test for
42 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
43 (tree_code_size): Add support for OPTIMIZATION_NODE and
44 TARGET_OPTION_NODE trees.
45 (tree_code_structure): Add support for OPTIMIZATION_NODE and
46 TARGET_OPTION_NODE trees.
47 (build_optimization_node): Build a tree that has all of the
48 current optimization options.
49 (build_target_option_node): Build a tree that has the target
50 options that might be changed on a per function basis.
52 * tree.h (file scope): Include options.h.
53 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
54 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
55 (TREE_OPTIMIZATION): Ditto.
56 (TREE_TARGET_SPECIFIC): Ditto.
57 (struct tree_function_decl): Add fields for remembering the
58 current optimization options and target specific options.
59 (struct tree_optimization_option): New tree variant that remembers
60 the optimization options.
61 (struct tree_target_option): New tree variant that remembers the
62 target specific flags that might change for compiling a particular
64 (union tree_node): Include tree_optimization_option and
65 tree_target_option fields.
66 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
67 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
68 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
69 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
70 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
71 optimization and target options.
72 (optimization_default_node): New macro to refer to global_trees
74 (optimization_current_node): Ditto.
75 (optimization_cold_node): Ditto.
76 (optimization_hot_node): Ditto.
77 (target_option_default_node): Ditto.
78 (target_option_current_node): Ditto.
79 (current_option_pragma): Ditto.
80 (current_optimize_pragma): Ditto.
82 * target.h (struct gcc_target): Add valid_option_attribute_p,
83 target_option_save, target_option_restore, target_option_print,
84 target_option_pragma_parse, and can_inline_p hooks.
86 * toplev.h (parse_optimize_options): Add declaration.
87 (fast_math_flags_struct_set_p): Ditto.
89 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
90 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
93 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
94 tree_can_inline_p hook to see if one function can inline another.
95 (cgraph_decide_inlining): Ditto.
96 (cgraph_decide_inlining_incrementally): Ditto.
98 * opts.c (decode_options): Add support for running multiple times
99 to allow functions with different target or optimization options
100 than was specified on the command line.
101 (fast_math_flags_struct_set_p): New function that is similar to
102 fast_math_flags_set_p, except it uses the values in the
103 cl_optimization structure instead of global variables.
105 * optc-gen.awk: Add support for TargetSave to allow a back end to
106 declare new fields that need to be saved when using function
107 specific options. Include flags.h and target.h in the options.c
108 source. Add support for Save to indicate which options can be set
109 for individual functions. Generate cl_optimize_save,
110 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
111 cl_target_option_restore, cl_target_option_print functions to
112 allow functions to use different optimization or target options.
114 * opt-functions.awk (var_type_struct): Return the type used for
115 storing the field in a structure.
117 * opth-gen.awk: Add support for TargetSave to allow a back end to
118 declare new fields that need to be saved when using function
119 specific options. Add support for Save to indicate which options
120 can be set for individual functions. Only generate one extern for
121 Mask fields. Generate cl_optimization and cl_target_option
122 structures to remember optimization and target options.
124 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
125 collecting new tree nodes.
126 (TS_TARGET_OPTION): Ditto.
128 * c-decl.c (merge_decls): Merge function specific target and
129 optimization options.
131 * function.c (invoke_set_current_function_hook): If the function
132 uses different optimization options, change the global variables
135 * coretypes.h (struct cl_optimization): Add forward reference.
136 (struct cl_target_option): Ditto.
138 * c-pragma.c (option_stack): New static vector to remember the
139 current #pragma GCC option stack.
140 (handle_pragma_option): New function to support #pragma GCC option
141 to change target options.
142 (optimize_stack): New static vector to remember the current
143 #pragma GCC optimize stack.
144 (handle_pragma_optimize): New function to support #pragma GCC
145 optimize to change optimization options.
146 (init_pragma): Add support for #pragma GCC optimize and #pragma
149 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
150 optimization options.
151 (TARGET_OPTION_NODE): New tree code for remembering certain target
154 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
155 TARGET_OPTION_NODE trees.
157 * common.opt (-O): Add Optimization flag.
159 (-fmath-errno): Ditto.
160 (-falign-functions): Add UInteger flag to make sure flag gets full
161 int in cl_optimization structure.
162 (-falign-jumps): Ditto.
163 (-falign-labels): Ditto.
164 (-falign-loops): Ditto.
165 (-fsched-stalled-insns): Ditto.
166 (-fsched-stalled-insns-dep): Ditto.
168 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
170 (TARGET_OPTION_SAVE): Ditto.
171 (TARGET_OPTION_RESTORE): Ditto.
172 (TARGET_OPTION_PRINT): Ditto.
173 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
174 (TARGET_CAN_INLINE_P): Ditto.
175 (TARGET_INITIALIZER): Add new hooks.
177 * tree-inline.c (tree_can_inline_p): New function to determine
178 whether one function can inline another. Check if the functions
179 use compatible optimization options, and also call the backend
182 * tree-inline.h (tree_can_inline_p): Add declaration.
184 * c-common.c (c_common_attribute): Add support for option and
186 (handle_option_attribute): Add support for the option attribute to
187 allow the user to specify different target options for compiling a
189 (handle_optimize_attribute): Add support for the optimize
190 attribute to allow the user to specify different optimization
191 options for compiling a specific function.
192 (handle_hot_attribute): Turn on -O3 optimization for this one
193 function if it isn't the default optimization level.
194 (handle_cold_attribute): Turn on -Os optimization for this one
195 function if it insn't the default optimization.
196 (const_char_p): New const char * typedef.
197 (optimize_args): New static vector to remember the optimization
199 (parse_optimize_options): New function to set up the optimization
200 arguments from either the optimize attribute or #pragma GCC
203 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
204 (builtin_define_std): Ditto.
206 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
207 Add t-i386 Makefile fragment to add i386-c.o and i386.o
211 * Makefile.in (TREE_H): Add options.h.
212 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
214 * doc/extend.texi (option attribute): Document new attribute.
215 (optimize attribute): Ditto.
216 (hot attribute): Document hot attribute sets -O3.
217 (cold attribute): Document cold attribute sets -Os.
218 (#pragma GCC option): Document new pragma.
219 (#pragma GCC optimize): Ditto.
221 * doc/options.texi (TargetSave): Document TargetSave syntax.
222 (UInteger): Document UInteger must be used for certain flags.
223 (Save): Document Save option to create target specific options
224 that can be saved/restored on a function specific context.
226 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new
228 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
230 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new
232 (TARGET_OPTION_SAVE): Ditto.
233 (TARGET_OPTION_RESTORE): Ditto.
234 (TARGET_OPTION_PRINT): Ditto.
235 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
236 (TARGET_CAN_INLINE_P): Ditto.
238 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
240 (-mfpmath=both): Ditto.
242 2008-07-23 Michael Meissner <gnu@the-meissners.org>
243 Karthik Kumar <karthikkumar@gmail.com>
245 * config/i386/i386.h (TARGET_ABM): Move switch into
247 (TARGET_POPCNT): Ditto.
248 (TARGET_SAHF): Ditto.
250 (TARGET_PCLMUL): Ditto.
251 (TARGET_CMPXCHG16B): Ditto.
252 (TARGET_RECIP): Move switch into target_flags.
253 (TARGET_FUSED_MADD): Ditto.
254 (ix86_arch_features): Make an unsigned char type.
255 (ix86_tune_features): Ditto.
256 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
257 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
258 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
260 * config/i386/i386.opt (arch): New TargetSave field to define
261 fields that need to be saved for function specific option
265 (branch_cost): Ditto.
266 (ix86_isa_flags_explicit): Ditto.
267 (tune_defaulted): Ditto.
268 (arch_specified): Ditto.
269 (-m128-long-double): Add Save flag to save option for target
270 specific option support.
272 (-maccumulate-outgoing-args): Ditto.
273 (-malign-double): Ditto.
274 (-malign-stringops): Ditto.
275 (-mfancy-math-387): Ditto.
276 (-mhard-float): Ditto.
278 (-minline-all-stringops): Ditto.
279 (-minline-stringops-dynamically): Ditto.
280 (-mms-bitfields): Ditto.
281 (-mno-align-stringops): Ditto.
282 (-mno-fancy-math-387): Ditto.
283 (-mno-push-args): Ditto.
284 (-mno-red-zone): Ditto.
285 (-mpush-args): Ditto.
288 (-msseregparm): Ditto.
289 (-mstack-arg-probe): Ditto.
304 (-mrecip): Move flag into target_flags.
306 (-mno-fused-madd): Ditto.
307 (-mfused-madd): Ditto.
308 (-mabm): Move flag into ix86_isa_flags.
315 * config/i386/i386-c.c: New file for #pragma support.
316 (ix86_target_macros_internal): New function to #define or #undef
317 target macros based when the user uses the #pragma GCC option to
318 change target options.
319 (ix86_pragma_option_parse): New function to add #pragma GCC option
321 (ix86_target_macros): Move defining the target macros here from
322 TARGET_CPU_CPP_BUILTINS in i386.h.
323 (ix86_register_pragmas): Register the #pragma GCC option hook. If
324 defined, initialize any subtarget #pragmas.
326 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
327 REGISTER_TARGET_PRAGMAS.
329 * config/i386/t-i386: New file for x86 dependencies.
330 (i386.o): Make dependencies mirror the include files used.
331 (i386-c.o): New file, add dependencies.
333 * config/i386/i386-protos.h (override_options): Add bool
335 (ix86_valid_option_attribute_tree): Add declaration.
336 (ix86_target_macros): Ditto.
337 (ix86_register_macros): Ditto.
339 * config/i386/i386.c (ix86_tune_features): Move initialization of
340 the target masks to initial_ix86_tune_features to allow functions
341 to have different target options. Make type unsigned char,
342 instead of unsigned int.
343 (initial_ix86_tune_features): New static vector to hold processor
344 masks for the tune variables.
345 (ix86_arch_features): Move initialization of the target masks to
346 initial_ix86_arch_features to allow functions to have different
347 target options. Make type unsigned char, instead of unsigned
349 (initial_ix86_arch_features): New static vector to hold processor
350 masks for the arch variables.
351 (enum ix86_function_specific_strings): New enum to describe the
352 string options used for attribute((option(...))).
353 (ix86_target_string): New function to return a string that
354 describes the target options.
355 (ix86_debug_options): New function to print the current options in
357 (ix86_function_specific_save): New function hook to save the
358 function specific global variables in the cl_target_option
360 (ix86_function_specific_restore): New function hook to restore the
361 function specific variables from the cl_target_option structure to
362 the global variables.
363 (ix86_function_specific_print): New function hook to print the
364 target specific options in the cl_target_option structure.
365 (ix86_valid_option_attribute_p): New function hook to validate
366 attribute((option(...))) arguments.
367 (ix86_valid_option_attribute_tree): New function that is common
368 code between attribute((option(...))) and #pragma GCC option
369 support that parses the options and returns a tree holding the
371 (ix86_valid_option_attribute_inner_p): New helper function for
372 ix86_valid_option_attribute_tree.
373 (ix86_can_inline_p): New function hook to decide if one function
374 can inline another on a target specific basis.
375 (ix86_set_current_function); New function hook to switch target
376 options if the user used attribute((option(...))) or #pragma GCC
378 (ix86_tune_defaulted): Move to static file scope from
380 (ix86_arch_specified): Ditto.
381 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
383 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
384 (OPTION_MASK_ISA_ABM_SET): Ditto.
385 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
386 (OPTION_MASK_ISA_CX16_SET): Ditto.
387 (OPTION_MASK_ISA_SAHF_SET): Ditto.
388 (OPTION_MASK_ISA_AES_UNSET): Ditto.
389 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
390 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
391 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
392 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
393 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
394 (struct ptt): Move to static file scope from override_options.
395 (processor_target_table): Ditto.
397 (ix86_handle_option): Add support for options that are now isa
399 (override_options): Add support for declaring functions that
400 support different target options than were specified on the
401 command line. Move struct ptt, processor_target_table, cpu_names,
402 ix86_tune_defaulted, ix86_arch_specified to static file scope.
403 Add bool argument. Fix up error messages so the appropriate error
404 is given for either command line or attribute.
405 (ix86_previous_fndecl): New static to remember previous function
406 declaration to see if we need to change target options.
407 (ix86_builtins_isa): New array to record the ISA of each builtin
409 (def_builtin): Always create the builtin function, even if the
410 current ISA doesn't support it.
411 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
412 tests for those builtins.
413 (ix86_init_builtins): Remove TARGET_MMX test for calling
414 ix86_init_mmx_sse_builtins.
415 (ix86_expand_builtin): If the current ISA doesn't support a given
416 builtin, signal an error.
417 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
418 (TARGET_SET_CURRENT_FUNCTION): Ditto.
419 (TARGET_OPTION_SAVE): Ditto.
420 (TARGET_OPTION_RESTORE): Ditto.
421 (TARGET_OPTION_PRINT): Ditto.
422 (TARGET_CAN_INLINE_P): Ditto.
424 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
426 * c-typeck.c (build_external_ref): Don't call assemble_external.
427 * final.c (output_operand): Call assemble_external.
429 2008-07-21 DJ Delorie <dj@redhat.com>
431 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
432 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
434 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
436 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
437 original insn and splitter contents into ...
438 ("*div<mode>3_fast"): ... this new pattern. Enable only if
439 flag_unsafe_math_optimizations. Add dummy scratch register.
440 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
441 !flag_unsafe_math_optimizations. Returns number with next
442 highest magnitude if this is still less or equal to the true
443 quotient in magnitude.
445 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
447 * Makefile.in: Replace toplev.h with TOPLEV_H.
448 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
449 * c-lex.c (fe_file_change): Don't set in_system_header.
450 * c-parser.c (c_token): Remove in_system_header.
451 (c_lex_one_token): Don't set in_system_header.
452 (c_parser_set_source_position_from_token): Don't set in_system_header.
453 * diagnostic.c (diagnostic_report_diagnostic): Use location from
456 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
457 * flags.h (in_system_header): Remove.
458 * function.c (saved_in_system_header): Remove.
459 (push_cfun): Don't set in_system_header.
460 (pop_cfun): Don't set in_system_header.
461 (push_struct_function): Don't set in_system_header.
462 * input.h (expanded_location): Add sysp.
463 (in_system_header_at): New.
464 (in_system_header): New.
465 * toplev.c (in_system_header): Remove.
466 * toplev.h: Include input.h
468 * tree-cfg.c (execute_warn_function_return): Call warning_at.
469 * tree-ssa.c (warn_uninit): Call warning_at.
470 (warn_uninitialized_var): Update calls to warn_uninit.
471 (warn_uninitialized_phi): Update calls to warn_uninit.
472 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
473 (expand_location): Initialize xloc.sysp.
474 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
475 (tree_decl_with_vis): Remove in_system_header_flag.
477 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
480 * recog.c (asm_operand_ok): Change the order of the extra
481 memory constraint checks.
483 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
486 * tree-switch-conversion.c (build_one_array): Call
487 varpool_mark_needed_node and varpool_finalize_decl
488 instead of assemble_variable.
490 2008-07-19 Jan Hubicka <jh@suse.cz>
492 * cgraph.c (cgraph_add_new_function): Do early local passes.
493 * tree-nrv.c (gate_pass_return_slot): New gate.
494 (pass_nrv): Add the gate.
495 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
497 (coalesce_ssa_name): Coalesce SSA names.
498 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
499 not optimizing so unused user vars remains visible.
500 * common.opt (flag_tree_ter): Always enable by default.
501 * tree-ssa-ter.c: Include flags.h
502 (is_replaceable_p): Check that locations match; when aliasing is missing
503 be conservative about loads.
504 * tree-optimize.c (gate_init_datastructures): Remove.
505 (pass_init_datastructures): New.
506 * passes.c: Reorder passes so we always go into SSA.
508 2008-07-19 Jan Hubicka <jh@suse.cz>
510 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
511 * doc/invoke.texi (--combine): Likewise.
512 (-finline-functions-called-once): Update levels when enabled.
513 (-funit-at-a-time): Document new behaviour.
514 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
515 -fno-section-anchors when disabled explicitly.
516 (inline params): They are not ignored now.
517 (precompiled headers): Remove unit-at-a-time as being incompatible.
518 * opts.c (decode_options): Handle unit-at-a-time as alias;
519 imply -fno-section-anchors when toplevel reorder is disabled
521 * common.opt (ftoplevel-reorder): Set default value to 2.
522 (funit-at-a-time): Set default value to 1.
523 * config/rs6000/rs6000.c (optimization_options): Set section anchors
526 2008-07-19 Jan Hubicka <jh@suse.cz>
528 * builtins.c (expand_builtin_int_roundingfn,
529 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
532 2008-07-19 Richard Guenther <rguenther@suse.de>
535 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
536 * tree-ssa-sccvn.c (get_constant_value_id): New function.
537 * tree-ssa-pre.c (get_expr_value_id): For newly created
538 constant value-ids make sure to add the expression to its
541 2008-07-19 Jakub Jelinek <jakub@redhat.com>
544 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
545 return value of the builtin is ignored.
547 2008-07-19 Olivier Hainque <hainque@adacore.com>
549 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
550 bits, a C conformant malloc implementation has to provide.
551 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
553 2008-07-19 Joseph Myers <joseph@codesourcery.com>
557 * reload.c (find_reloads_subreg_address): Only reload address if
558 reloaded == 0, not for reloaded != 1.
561 2008-07-16 Joseph Myers <joseph@codesourcery.com>
562 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
563 (m32c_legitimate_address_p): Handle "++rii" addresses created by
564 m32c_legitimize_reload_address.
566 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
567 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
568 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
570 2008-07-19 Olivier Hainque <hainque@adacore.com>
572 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
573 argument, saying whether nested array are to be collapsed
574 into a single array type DIE with multiple subscripts.
575 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
576 issues, centralize the nested array types collapsing control and
577 disable the transformation for Ada.
579 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
582 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
584 (x86_64_shift_adj_2): New expander.
585 (x86_64_shift_adj_3): Ditto.
586 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
587 to split TImode operands.
588 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
589 (ix86_split_lshr): Ditto.
591 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
593 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
595 * c-typeck.c (digest_init): Support char16_t and char32_t.
596 (set_nonincremental_init_from_string): Idem.
598 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
601 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
602 PREFERRED_STACK_BOUNDARY.
603 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
605 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
608 * function.c (locate_and_pad_parm): Cap boundary earlier.
610 2008-07-17 Julian Brown <julian@codesourcery.com>
612 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
613 no-op for targets which don't use DLLs.
615 2008-07-17 Martin Jambor <mjambor@suse.cz>
617 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
618 that nodes are relevant by examining the node->analyzed flag.
619 (ipcp_init_stage): Check which nodes are relevant, assert that the
620 relevant ones are also required.
621 (ipcp_propagate_stage): Check on the side arrays are properly
623 (ipcp_print_all_jump_functions): Make sure not to touch any node
624 that is not analyzed or an edge that does not have a corresponding
625 entry in the on-the-side vectors.
626 (ipcp_function_scale_print): Likewise.
627 (ipcp_update_callgraph): Check that the node is relevant.
628 (ipcp_insert_stage): Check that the node is relevant. Check there is
629 an info for every node and edge.
630 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
631 (ipa_print_all_tree_maps): Likewise and a new variable info.
632 (ipa_print_all_params_modified): Likewise.
633 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
635 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
638 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
640 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
642 PR rtl-optimization/36753
643 * fwprop.c (use_killed_between): Don't shortcut
644 single-definition global registers.
646 2008-07-16 Jan Hubicka <jh@suse.cz>
648 * cgraph.h (varpool_empty_needed_queue): Declare.
649 * cgraphunit.c (output_in_order): Mark all variables as needed;
651 * varpool.c (varpool_assemble_node): Update debug queue.
652 (varpool_assemble_pending_decls): Don't do it here.
653 (varpool_empty_needed_queue): New function.
655 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
657 * recog.c (peephole2_optimize): Fix formatting.
659 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
661 * c-pch.c (get_ident): Avoid C++ keywords.
662 * combine-stack-adj.c (single_set_for_csa): Likewise.
663 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
664 output_asm_insn): Likewise.
665 * reload.c (push_secondary_reload, find_reusable_reload,
666 push_reload, combine_reloads, find_reloads,
667 debug_reload_to_stream): Likewise.
668 * reload.h (struct reload): Likewise.
669 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
670 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
671 emit_output_reload_insns): Likewise.
672 * targhooks.c (default_secondary_reload): Likewise.
673 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
675 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
677 * recog.c (validate_change_1, validate_change,
678 validate_unshare_change, validate_replace_rtx_1, struct
679 funny_match, constrain_operands, peephole2_optimize): Avoid C++
681 * reload.c (push_secondary_reload, secondary_reload_class,
682 scratch_reload_class, find_valid_class, find_reusable_reload,
683 push_reload, find_dummy_reload, find_reloads_address_1,
684 find_reloads_address_part, find_equiv_reg): Likewise.
685 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
686 choose_reload_regs): Likewise.
687 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
689 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
690 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
691 * sched-rgn.c (concat_INSN_LIST): Likewise.
692 * stor-layout.c (mode_for_size, mode_for_size_tree,
693 smallest_mode_for_size): Likewise.
695 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
697 * cfg.c (dump_reg_info): Avoid C++ keywords.
698 * dwarf2asm.c (dw2_force_const_mem,
699 dw2_asm_output_encoded_addr_rtx): Likewise.
700 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
701 * expmed.c (expand_shift): Likewise.
702 * global.c (find_reg): Likewise.
703 * graph.c (draw_edge): Likewise.
704 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
705 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
706 widen_clz, widen_bswap, expand_parity, expand_unop,
707 emit_cmp_and_jump_insn_1): Likewise.
708 * postreload.c (reload_cse_simplify_operands): Likewise.
709 * ra.h (add_neighbor): Likewise.
710 * reg-stack.c (remove_regno_note, change_stack): Likewise.
711 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
712 record_reg_classes, copy_cost, record_address_regs,
713 invalid_mode_change_p): Likewise.
714 * regrename.c (regrename_optimize, scan_rtx_reg,
715 dump_def_use_chain, find_oldest_value_reg,
716 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
718 2008-07-16 David Edelsohn <edelsohn@gnu.org>
720 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
721 MASK_POWERPC64 for power4 in previous commit.
723 2008-07-16 Olivier Hainque <hainque@adacore.com>
725 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
726 instead of bare conversion to cast const-ness away.
728 2008-07-16 Anatoly Sokolov <aesok@post.ru>
730 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
731 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
732 * config/xtensa/xtensa.c (xtensa_function_value): New function.
733 (TARGET_FUNCTION_VALUE): Define.
735 2008-07-16 David Edelsohn <edelsohn@gnu.org>
737 * config/rs6000/rs6000.c (processor_target_table): Add
738 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
740 2008-07-16 Joseph Myers <joseph@codesourcery.com>
743 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
744 (m32c_legitimate_address_p): Handle "++rii" addresses created by
745 m32c_legitimize_reload_address.
747 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
749 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
750 DECL_IN_SYSTEM_HEADER in sync.
752 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
754 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
755 * tree-ssa-pre.c (pre_expr_eq): Ditto
756 (get_constant_for_value_id): Take a type as an argument.
757 (fully_constant_expression): Pass in type.
758 (find_or_generate_expression): Short circuit constant case.
759 (create_expression_by_pieces): Remove special casing of
761 (do_regular_insertion): Short circuit constant case.
762 (do_partial_partial_insertion): Ditto.
764 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
767 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
769 2008-07-15 Bob Wilson <bob.wilson@acm.org>
771 * config/xtensa/libgcc-xtensa.ver: New file.
772 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
774 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
776 * df-problems.c (df_set_note): Avoid C++ keywords.
777 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
778 * dse.c (record_store, remove_useless_values): Likewise.
779 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
780 gen_reg_rtx_offset, operand_subword, change_address_1,
781 change_address, adjust_address_1, offset_address,
782 widen_memory_access, emit_copy_of_insn_after): Likewise.
783 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
784 * fwprop.c (should_replace_address, propagate_rtx_1,
785 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
787 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
788 gcse_emit_move_after, update_ld_motion_stores): Likewise.
789 * lcm.c (compute_insert_delete, pre_edge_lcm,
790 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
791 * lower-subreg.c (resolve_reg_notes): Likewise.
792 * mode-switching.c (optimize_mode_switching): Likewise.
794 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
796 * bt-load.c (add_btr_def, migrate_btr_def,
797 branch_target_load_optimize): Avoid C++ keywords.
798 * caller-save.c (insert_restore, insert_save, insert_one_insn):
800 * combine.c (subst, simplify_set, make_extraction,
801 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
802 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
803 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
805 2008-07-15 Richard Guenther <rguenther@suse.de>
808 * c-common.c (strict_aliasing_warning): Do not warn for
809 TYPE_REF_CAN_ALIAS_ALL pointers.
810 (c_common_get_alias_set): may_alias types are not special.
811 * tree.c (build_pointer_type_for_mode): Look up the may_alias
812 attribute and set can_ref_all accordingly.
813 (build_reference_type_for_mode): Likewise.
814 * doc/extend.texi (may_alias): Clarify.
816 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
819 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
820 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
822 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
825 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
826 gcc_assert, instead call output_operand_lossage.
828 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
830 * builtins.c (std_canonical_va_list): Treat structure based
833 2008-07-15 Ben Elliston <bje@au.ibm.com>
835 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
837 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
839 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
842 2008-07-14 Jan Hubicka <jh@suse.cz>
844 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
845 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
846 fix predicates and constraints.
847 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
848 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
850 2008-07-14 Doug Kwan <dougkwan@google.com>
852 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
853 additional option file arm/eabi.opt.
854 * config/arm/eabi.h (File): New configuration file for EABI targets.
855 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
856 SUBSUBTARGET_EXTRA_SPECS.
857 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
858 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
859 from STARTFILE_SPEC so that it can be referenced in an override.
860 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
861 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
862 can be referenced in an override.
863 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
864 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
865 so that it can be referenced in an override.
866 (LINK_SPEC): Use BPABI_LINK_SPEC.
867 * config/arm/eabi.opt (File): New.
869 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
871 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
872 (FIXED_VALUE_H): New variable.
873 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
874 input.h, fixed-value.h.
875 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
876 (BASIC_BLOCK_H): Use $(BITMAP_H).
877 (FUNCTION_H): Add varray.h.
878 (IPA_REFERENCE_H): Use $(BITMAP_H).
879 (CGRAPH_H): Add $(BASIC_BLOCK_H).
880 (DF_H): Use $(BITMAP_H).
881 (GGC_H): Add statistics.h.
883 (INSN_ATTR_H): Use it.
884 (SYSTEM_H): Add safe-ctype.h, filenames.h.
886 (SYMTAB_H): Add $(OBSTACK_H).
887 (CPP_INTERNAL_H): New.
888 (TREE_DUMP_H): Add tree-pass.h.
889 (TREE_FLOW_H): Use $(BITMAP_H)
890 (PRETTY_PRINT_H): Use $(INPUT_H).
891 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
894 (many object files): Fix lots of header dependencies throughout.
896 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
898 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
900 (s-gtyp-input): Use them to write tmp-gi.list.
901 (echo_to_gi.list): Remove.
903 2008-07-14 Richard Guenther <rguenther@suse.de>
905 * tree-ssa-sccvn.c (pre_info): Remove.
906 (switch_to_PRE_table): Likewise.
907 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
908 (set_hashtable_value_ids): Do not create value-ids for the
910 (run_scc_vn): Remove double test. Remove bogus special-case
911 in value-number printing.
912 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
913 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
915 * tree-flow-inline.h (get_value_handle): Remove.
916 * tree-flow.h (get_value_handle): Remove.
918 2008-07-14 Martin Jambor <mjambor@suse.cz>
920 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
921 in which we generate arithmetics is not a subrange.
923 2008-07-14 Martin Jambor <mjambor@suse.cz>
925 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
927 2008-07-14 Richard Guenther <rguenther@suse.de>
929 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
931 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
934 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
935 reload for symbol refs moved to r0 with -fPIC.
936 (legitimize_pic_address): Use the target register as temporary
938 (emit_symbolic_move): Adjust comment.
939 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
942 2008-07-14 Ben Elliston <bje@au.ibm.com>
944 * c-common.h (C_CPP_HASHNODE): New macro.
945 * coretypes.h (struct cpp_token): Forward declare.
946 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
947 the context-sensitive keyword method.
948 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
949 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
950 expand_bool_pixel): New.
951 (altivec_categorize_keyword): New function.
952 (init_vector_keywords): New function.
953 (rs6000_macro_to_expand): Likewise.
954 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
955 compiling an ISO C dialect.
957 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
959 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
960 (create_expression_by_pieces): Fix typo.
961 (do_regular_insertion): Use debug counter here too.
963 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
966 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
967 CONST_OK_FOR_LETTER_P. All port-local users changed.
968 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
969 implement Kp matching power-of-two.
970 (CONSTRAINT_LEN): Define to match.
971 * config/cris/cris.md: Replace all use of constraint K with Kc.
972 ("*btst*): Use Kp for operand 0 of last alternative.
974 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
977 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
980 2008-07-13 Jan Hubicka <jh@suse.cz>
982 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
985 2008-07-13 Richard Guenther <rguenther@suse.de>
988 * langhooks.c (lhd_print_error_function): Deal with recursive
991 2008-07-12 Jan Hubicka <jh@suse.cz>
993 * cgraph.c (assembler_name_hash): New static var.
994 (hash_node_by_assembler_name, eq_assembler_name): New.
995 (cgraph_node_for_asm): Use hashtable.
996 (cgraph_remove_node): Maintain hashtable.
997 (change_decl_assembler_name): Sanity check that names are not changing
998 after aliasing was processed.
999 * cgraph.h (varpoon_node): Add next GGC marker.
1000 * tree.c (decl_assembler_name_equal): Constify.
1001 (decl_assembler_name_hash): New.
1002 * tree.h (decl_assembler_name_equal): Constify.
1003 (decl_assembler_name_hash): Update.
1005 2008-07-12 David Daney <ddaney@avtrex.com>
1007 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1010 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
1012 * doc/md.texi: Document the MIPS "v" constraint.
1013 * config/mips/mips.h (reg_class): Revert last change.
1014 (REG_CLASS_NAMES): Likewise.
1015 (REG_CLASS_CONTENTS): Likewise.
1016 * config/mips/mips.c (mips_regno_to_class): Likewise.
1017 * config/mips/constraints.md (v): Likewise, but add documentation.
1018 Add a comment to say that this constraint should not be used in
1021 2008-07-11 DJ Delorie <dj@redhat.com>
1023 * config/h8300/h8300.md (length): Fix branch offset limit.
1025 2008-07-11 Anatoly Sokolov <aesok@post.ru>
1027 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
1028 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
1029 (avr_hard_regno_scratch_ok): New function.
1030 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1031 * config/avr/avr.md (all peepholes that request a scratch register):
1032 Remove avr_peep2_scratch_safe use.
1034 2008-07-11 Tom Tromey <tromey@redhat.com>
1035 Ian Lance Taylor <iant@google.com>
1037 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
1038 (struct c_common_resword): Define.
1039 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
1040 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
1041 (c_common_reswords, num_c_common_reswords): Declare.
1042 * c-common.c (c_common_reswords): New global const array.
1043 (num_c_common_reswords): New const int.
1044 * c-parser.c (struct resword, reswords): Don't define.
1045 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
1046 (c_parse_init): Clarify mask code. Use c_common_reswords rather
1047 than reswords. If warning about C++ keywords, give them a special
1049 (c_lex_one_token): Warn about C++ keywords. Call
1050 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
1051 (c_parser_external_declaration): Look for RID_xxx rather than
1052 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
1053 (c_parser_statement_after_labels): Likewise.
1054 (c_parser_objc_class_instance_variables): Likewise.
1055 (c_parser_objc_class_declaration): Likewise.
1056 (c_parser_objc_try_catch_statement): Likewise.
1057 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
1058 (declspecs_add_type): Likewise.
1060 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
1062 * ggc-page.c (alloc_page):
1063 Substituting xmalloc, xcalloc with
1064 XNEWVEC and XCNEWVAR macros which add the
1067 2008-07-11 Richard Guenther <rguenther@suse.de>
1069 PR tree-optimization/36765
1070 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
1071 aliases from HEAP vars to SMTs.
1073 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1075 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
1076 * configure.ac (loose_warn): Move -Wc++-compat from here...
1077 (strict_warn): ...to here.
1078 * configure: Regenerate.
1080 2008-07-10 Joseph Myers <joseph@codesourcery.com>
1082 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
1083 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
1084 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
1085 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
1086 excluding more specific h8300-*-* and sh-*-* targets.
1088 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
1090 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
1092 (execute_pre): Call loop_optimizer_finalize in early exit.
1094 2008-07-10 Jakub Jelinek <jakub@redhat.com>
1097 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
1098 uids in the bitmap, not just VAR_DECL uids.
1100 PR rtl-optimization/36419
1101 * combine-stack-adj.c (adjust_frame_related_expr): New function.
1102 (combine_stack_adjustments_for_block): Call it if needed. Delete
1104 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
1105 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
1106 prologue sp adjustment.
1108 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
1111 * opts.c (print_ignored_options): Report postponed diagnostics for
1112 unknown -Wno-* options as warnings, not errors.
1113 (postpone_unknown_option_error): Renamed to...
1114 (postpone_unknown_option_warning): ... this.
1116 2008-07-09 Doug Kwan <dougkwan@google.com>
1119 2008-07-08 Doug Kwan <dougkwan@google.com>
1121 * config/arm/arm.opt (mandroid): New option.
1122 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1123 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1125 (CC1PLUS_SPEC): Same.
1127 (STARTFILE_SPEC): Same.
1128 (ENDFILE_SPEC): Same.
1129 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1132 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
1135 * config/mips/mips.h (reg_class): Remove V1_REG.
1136 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1137 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
1139 (mips_get_tp): New function.
1140 (mips_legitimize_tls_address): Use it.
1141 * config/mips/constraints.md (v): Delete.
1142 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
1143 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
1144 After reload, split into a move and ...
1145 (*tls_get_tp_<mode>_split): ...this new instruction.
1147 2008-07-09 David Daney <ddaney@avtrex.com>
1149 * config/mips/driver-native.c: Include coretypes.h and tm.h.
1151 2008-07-09 Jakub Jelinek <jakub@redhat.com>
1153 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
1154 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
1156 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
1157 htab_delete should be called. Don't free c.
1158 (lookup_tmp_var): Create temp_htab lazily.
1159 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
1160 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
1162 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
1163 lower_omp_ordered, lower_omp_critical, lower_omp_for,
1164 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
1165 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
1166 * tree-sra.c (generate_element_init): Likewise.
1167 * tree-mudflap.c (execute_mudflap_function_ops,
1168 execute_mudflap_function_decls): Likewise.
1169 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
1170 * tree-gimple.h (struct gimplify_ctx): New type.
1171 (push_gimplify_context): Adjust prototype.
1173 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
1175 * tree-ssa-pre.c (phi_translate_1): Update placement of
1178 2008-07-09 Anatoly Sokolov <aesok@post.ru>
1180 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
1181 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
1182 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
1183 * targhooks.c (default_hard_regno_scratch_ok): New function.
1184 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
1185 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
1186 * recog.c: Include "target.h".
1187 (peep2_find_free_register): Add check for global regs. Add target
1189 * Makefile.in (recog.o): Depend on target.h.
1191 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
1193 * config/sh/sh.c (sh_canonical_va_list_type): New.
1194 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
1196 2008-07-09 Raksit Ashok <raksit@google.com>
1198 * doc/invoke.texi (Option Summary): Mention new option
1199 -Wdisallowed-function-list=...
1200 (Warning Options): Document -Wdisallowed-function-list=...
1201 * common.opt (Wdisallowed-function-list=): New flag.
1202 * flags.h (warn_disallowed_functions): External definition of new
1203 boolean warning flag.
1204 (warn_if_disallowed_function_p): Declare new function.
1205 * opts.c (warning_disallowed_functions): New static variable.
1206 (warn_disallowed_functions): New boolean warning flag.
1207 (warn_if_disallowed_function_p): New function.
1208 (add_comma_separated_to_vector): Rename
1209 add_instrument_functions_exclude_list to this.
1210 (common_handle_option): Handle new option. Rename calls to
1211 add_instrument_functions_exclude_list into calls to
1212 add_comma_separated_to_vector.
1213 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
1214 based on flag warn_disallowed_functions.
1216 2008-07-09 Christian Bruel <christian.bruel@st.com>
1218 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
1219 instead of get_attr_length.
1221 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1223 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
1225 * genemit.c (gen_insn): Likewise.
1226 * gengtype.c (note_def_vec): Likewise.
1227 * gengtype.h (note_def_vec): Likewise.
1228 * genoutput.c (struct data, output_insn_data, process_template,
1229 gen_expand, gen_split, note_constraint): Likewise.
1230 * genrecog.c (new_decision, add_to_sequence, factor_tests,
1231 make_insn_sequence): Likewise.
1232 * gensupport.c (record_insn_name): Likewise.
1234 2008-07-08 Doug Kwan <dougkwan@google.com>
1236 * config/arm/arm.opt (mandroid): New option.
1237 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1238 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1240 (CC1PLUS_SPEC): Same.
1242 (STARTFILE_SPEC): Same.
1243 (ENDFILE_SPEC): Same.
1244 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1247 2008-07-08 Raksit Ashok <raksit@google.com>
1249 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
1250 (set_storage_via_setmem): Fix expected_align parameter.
1251 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
1252 missing from the list.
1253 * doc/md.texi (movmem): Explicitly state that expected alignment is
1254 to be expressed in bytes.
1255 (setmem): Explicitly state that expected alignment is to be expressed
1258 2008-07-08 Joseph Myers <joseph@codesourcery.com>
1260 * reload.c (find_reloads_subreg_address): Do not require validity
1261 of address in original mode before reloading address.
1263 2008-07-07 Tianwei Sheng <tianweis@google.com>
1265 * df-core.c (df_remove_problem): Adjust the access to avoid out of
1266 bounds array access.
1268 2008-07-08 Jakub Jelinek <jakub@redhat.com>
1270 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
1272 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
1274 Fix PR tree-optimization/23455
1275 Fix PR tree-optimization/35286
1276 Fix PR tree-optimization/35287
1277 * Makefile.in (OBJS-common): Remove tree-vn.o.
1278 (tree-vn.o): Remove.
1279 * dbgcnt.def: Add treepre_insert debug counter.
1280 * gcc/tree-flow.h (add_to_value): Updated for other changes.
1281 (debug_value_expressions): Ditto.
1282 (print_value_expressions): Ditto.
1283 * tree-pretty-print.c (dump_generic_node): Updated for
1284 VALUE_HANDLE removal.
1285 * tree-ssa-dom.c (record_equality): Ditto.
1286 (cprop_operand): Ditto.
1287 (lookup_avail_expr): Ditto.
1288 * tree-ssa-threadedge.c
1289 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
1290 (simplify_control_stmt_condition): Ditto.
1291 * tree.c (tree_code_size): Ditto.
1292 (tree_node_structure): Ditto.
1293 (iterative_hash_expr): Ditto.
1295 * tree.h (VALUE_HANDLE_ID): Ditto.
1296 (VALUE_HANDLE_EXPR_SET): Ditto.
1297 (struct tree_value_handle): Ditto.
1298 (union tree_node): Ditto.
1299 * treestruct.def: Ditto.
1300 * tree-vn.c: Removed.
1301 * tree-ssa-pre.c: Rewritten entirely.
1302 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
1303 (constant_value_ids): Ditto.
1304 (vn_nary_op_t): Moved to header.
1306 (vn_reference_op_t): Ditto
1307 (vn_reference_t): Ditto.
1308 (next_value_id): New variable.
1309 (VN_INFO): Add an assert.
1310 (vn_constant_eq): New function.
1311 (vn_constant_hash): Ditto.
1312 (get_or_alloc_constant_value_id): Ditto.
1313 (value_id_constant_p): Ditto.
1314 (vn_reference_compute_hash): De-staticify.
1315 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
1316 Disable some code with a FIXME. Remove VALUE_HANDLE use.
1317 (valueize_refs): Update opcode if it changes from ssa name to constant.
1318 (vn_reference_lookup_1): Add new argument.
1319 (vn_reference_lookup): Ditto.
1320 (vn_reference_lookup_pieces): New function.
1321 (vn_reference_insert): Add return type. Modify to deal with value ids.
1322 (vn_reference_insert_pieces): New function.
1323 (vn_nary_op_compute_hash): De-staticify.
1324 (vn_nary_op_eq): Ditto.
1325 (vn_nary_op_lookup_pieces): New function.
1326 (vn_nary_op_lookup): Add new argument.
1327 (vn_nary_op_insert_pieces): New function.
1328 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
1329 (vn_phi_insert): Ditto.
1330 (visit_unary_op): Update for callee changes.
1331 (visit_binary_op): Ditto.
1332 (visit_reference_op_load): Ditto.
1333 (visit_reference_op_store): Ditto.
1334 (init_scc_vn): Init next_value_id, constant_to_value_id and
1336 (free_scc_vn): Free them.
1337 (set_hashtable_value_ids): New function.
1338 (run_scc_vn): Use it.
1339 (get_max_value_id): New function.
1340 (get_next_value_id): Ditto.
1341 (expressions_equal_p): Moved from tree-vn.c
1342 (sort_vuses): Ditto.
1343 (sort_vuses_heap): Ditto.
1344 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
1346 * tree.c (iterative_hash_hashval_t): Made non-static
1347 * tree.h (iterative_hash_hashval_t): Declare it.
1349 2008-07-08 Martin Jambor <mjambor@suse.cz>
1351 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
1352 instead of ipa_create_node_params.
1353 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
1354 ipa_check_create_edge_args, free them with
1355 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
1357 * ipa-prop.c: Include flags.h and tree-inline.h.
1358 (ipa_node_params_vector): New variable.
1359 (ipa_edge_args_vector): New variable.
1360 (edge_removal_hook_holder): New variable.
1361 (node_removal_hook_holder): New variable.
1362 (edge_duplication_hook_holder): New variable.
1363 (node_duplication_hook_holder): New variable.
1364 (ipa_detect_param_modifications): Check for presence of modified flags.
1365 (ipa_compute_jump_functions): Check for presence of jump functions.
1366 (ipa_free_edge_args_substructures): New function.
1367 (ipa_create_node_params): Removed.
1368 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
1369 (ipa_free_node_params_substructures): New function.
1370 (ipa_free_all_node_params): Changed to deallocate the on-the-side
1372 (ipa_edge_removal_hook): New function.
1373 (ipa_node_removal_hook): New function.
1374 (duplicate_array): New function.
1375 (ipa_edge_duplication_hook): New function.
1376 (ipa_node_duplication_hook): New function.
1377 (ipa_register_cgraph_hooks): New function.
1378 (ipa_unregister_cgraph_hooks): New function.
1379 (free_all_ipa_structures_after_ipa_cp): New function.
1381 * ipa-prop.h: Include vec.h.
1382 (ipa_node_params_t): New typedef with vector types for it.
1383 (ipa_edge_args_t): New typedef with vector types for it.
1384 (IPA_NODE_REF): Changed to access an on-the-side vector.
1385 (IPA_EDGE_REF): Changed to access an on-the-side vector.
1386 (ipa_check_create_node_params): New function.
1387 (ipa_check_create_edge_args): New function.
1389 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
1392 2008-07-07 Tom Tromey <tromey@redhat.com>
1394 * configure, config.in: Rebuilt.
1395 * configure.ac: Don't check for scandir or alphasort.
1397 2008-07-07 Joseph Myers <joseph@codesourcery.com>
1399 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
1400 types immediately after creating them.
1402 2008-07-07 Joseph Myers <joseph@codesourcery.com>
1404 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
1406 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
1408 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
1409 dump_constraint_graph.
1410 (dump_constraint_edge): New function.
1411 (dump_constraint_graph): New function.
1412 (debug_constraint_graph): New function.
1413 (dump_constraint): Removed useless comparison.
1414 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
1415 (dump_constraint_graph): Declare.
1416 (debug_constraint_graph): Declare.
1417 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
1419 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
1421 * config/i386/i386.c (is_va_list_char_pointer): New.
1422 (ix86_va_start): Replace compare with ms_va_list_type_node
1423 by is_va_list_char_pointer.
1424 (ix86_gimplify_va_arg): Likewise.
1426 2008-07-07 Martin Jambor <mjambor@suse.cz>
1428 * cgraph.c (cgraph_edge_max_uid): New variable.
1429 (struct cgraph_edge_hook_list): New type.
1430 (struct cgraph_node_hook_list): New type.
1431 (struct cgraph_2edge_hook_list): New type.
1432 (struct cgraph_2node_hook_list): New type.
1433 (first_cgraph_edge_removal_hook): New variable.
1434 (first_cgraph_node_removal_hook): New variable.
1435 (first_cgraph_edge_duplicated_hook): New variable.
1436 (first_cgraph_node_duplicated_hook): New variable.
1437 (cgraph_add_edge_removal_hook): New function.
1438 (cgraph_remove_edge_removal_hook): New function.
1439 (cgraph_call_edge_removal_hooks): New function.
1440 (cgraph_add_node_removal_hook): New function.
1441 (cgraph_remove_node_removal_hook): New function.
1442 (cgraph_call_node_removal_hooks): New function.
1443 (cgraph_add_edge_duplication_hook): New function.
1444 (cgraph_remove_edge_duplication_hook): New function.
1445 (cgraph_call_edge_duplication_hooks): New function.
1446 (cgraph_add_node_duplication_hook): New function.
1447 (cgraph_remove_node_duplication_hook): New function.
1448 (cgraph_call_node_duplication_hooks): New function.
1449 (cgraph_create_edge): Assign to edge uid.
1450 (cgraph_remove_edge): Call edge removal hooks.
1451 (cgraph_node_remove_callees): Call edge removal hooks.
1452 (cgraph_node_remove_callers): Call edge removal hooks.
1453 (cgraph_remove_node): Call node removal hooks.
1454 (cgraph_clone_edge): Call edge duplication hooks.
1455 (cgraph_clone_node): Call node duplication hooks.
1457 * cgraph.h (cgraph_edge): New field uid.
1458 (cgraph_edge_hook): New type.
1459 (cgraph_node_hook): New type.
1460 (cgraph_2edge_hook): New type.
1461 (cgraph_2node_hook): New type.
1463 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
1465 * config.in: Regenerate.
1467 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
1469 * gcc.c (print_sysroot): New.
1470 (option_map, display_help, process_command): Handle the
1471 -print-sysroot option.
1472 (main): Print the sysroot if requested.
1473 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
1475 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1478 * unwind-pe.h (size_of_encoded_value): add attribute unused.
1480 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
1482 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
1483 (assign_parm_setup_block_p): Also check mode of entry_parm.
1485 2008-07-07 Richard Guenther <rguenther@suse.de>
1487 * tree-ssa-structalias.h (set_used_smts): Remove.
1488 * tree-ssa-structalias.c (used_smts): Likewise.
1489 (set_used_smts): Likewise.
1490 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
1491 call to set_used_smts.
1493 2008-07-07 Richard Guenther <rguenther@suse.de>
1495 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
1496 (new_var_info): Set it to false.
1497 (solution_set_add): Correctly handle pointers outside a var and
1499 (type_safe): Treat variables with is_full_var properly.
1500 (do_sd_constraint): Likewise.
1501 (do_ds_constraint): Likewise.
1502 (process_constraint): Remove zeroing offset for !use_field_sensitive.
1503 (get_constraint_for_ptr_offset): New function.
1504 (get_constraint_for_component_ref): For addresses at least include
1505 the last field of the variable. Handle is_full_vars properly.
1506 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
1507 (handle_ptr_arith): Remove.
1508 (find_func_aliases): Simplify assignment handling.
1509 (create_function_info_for): For parameter and result varinfos set
1511 (create_variable_info_for): Set is_full_var flag whenever we
1512 just created a single varinfo for a decl.
1513 (init_alias_vars): Initialize use_field_sensitive from
1514 max-fields-for-field-sensitive parameter.
1516 2008-07-07 Richard Guenther <rguenther@suse.de>
1518 PR tree-optimization/36713
1519 * tree-flow-inline.h (is_call_used): New function.
1520 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
1521 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1522 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
1524 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1526 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
1528 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
1530 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
1532 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1533 Nathan Sidwell <nathan@codesourcery.com>
1535 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
1536 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
1538 * config/m68k/t-linux: New.
1539 * doc/install.texi: Document m68k-*-linux is now multilibbed by
1542 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
1544 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
1545 * config/m68k/m68k-devices.def: Remove multilibs that only differ
1548 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1550 * gcc.c (execute): Fix -Wc++-compat warning.
1552 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
1555 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
1556 constant for little endian.
1558 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
1560 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
1561 mips_base_mips16 instead of TARGET_MIPS16.
1562 (mips_base_mips16): Declare.
1563 * config/mips/mips.c (mips_base_mips16): Make global.
1564 (was_mips16_p): Remove GTY marker.
1565 (was_mips16_pch_p): New variable.
1566 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
1567 (mips_override_options): Force to non-MIPS16 mode initially.
1568 Do not complain about MIPS16 PIC incompatibilities here.
1569 Only allow -mgpopt if -mexplicit-relocs is in force for
1572 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
1574 * configure.ac: Check for caddr_t, define to char * if not defined.
1575 * configure: Regenerate.
1576 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
1577 (mmap_gt_pch_use_address): Likewise.
1578 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
1580 2008-07-06 Richard Guenther <rguenther@suse.de>
1582 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
1583 (new_var_info): Deal with it.
1584 (solution_set_add): Likewise.
1585 (bitpos_of_field): Make signed, fix.
1586 (struct fieldoff): Remove type and decl fields. Make size field
1587 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
1589 (fieldoff_compare): Deal with it.
1590 (push_fields_onto_fieldstack): Remove has_union argument, glob
1591 adjacent non-pointer fields together.
1592 (create_function_info_for): Do not set has_union.
1593 (create_variable_info_for): Simplify.
1595 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
1597 * config.gcc (extra_headers): Add cross-stdarg.h for target
1598 x86_64-*-* and i?86-*-*.
1599 * config/i386/cross-stdarg.h: New.
1600 * builtins.c (std_fn_abi_va_list): New.
1601 (std_canonical_va_list_type): New.
1602 (stabilize_va_list): Replace va_list_type_node use by
1603 mtarget.canonical_va_list_type.
1604 (gimplify_va_arg_expr): Likewise.
1605 (expand_builtin_va_copy): Replace va_list_type_node use by
1606 mtarget.fn_abi_va_list.
1607 * tree-sra.c (is_va_list_type): New helper.
1608 (decl_can_be_decomposed_p): Replace
1609 va_list_type_node use by is_va_list_type.
1610 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
1611 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1612 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
1613 * config/i386/i386-protos.h (ix86_get_valist_type): New.
1614 (ix86_enum_va_list): New.
1615 * config/i386/i386.c (sysv_va_list_type_node): New.
1616 (ms_va_list_type_node): New.
1617 (ix86_function_type_abi): Remove sorry.
1618 (ix86_build_builtin_va_list_abi): New.
1619 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
1621 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
1622 (ix86_init_builtins_va_builtins_abi): New.
1623 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
1625 (ix86_handle_abi_attribute): New.
1626 (attribute_spec): Add sysv_abi and ms_abi.
1627 (ix86_fn_abi_va_list): New.
1628 (ix86_canonical_va_list_type): New.
1629 (ix86_enum_va_list): New.
1630 (TARGET_FN_ABI_VA_LIST): New.
1631 (TARGET_CANONICAL_VA_LIST_TYPE): New.
1632 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
1633 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
1634 (TARGET_CANONICAL_VA_LIST_TYPE): New.
1635 (TARGET_ENUM_VA_LIST): New.
1636 * expr.h (std_fn_abi_va_list): New.
1637 (std_canonical_va_list_type): New.
1638 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
1639 (TARGET_CANONICAL_VA_LIST_TYPE): New.
1640 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
1641 TARGET_CANONICAL_VA_LIST_TYPE.
1642 * target.h (struct gcc_target): Add fn_abi_va_list hook
1643 and canonical_va_list_type hook.
1645 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1647 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
1648 integral and pointer types.
1650 2008-07-04 Roger Sayle <roger@eyesopen.com>
1652 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
1653 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
1655 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
1658 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
1660 2008-07-04 Jakub Jelinek <jakub@redhat.com>
1662 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
1663 build_gimple_modify_stmt.
1664 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
1665 gimple operand. Use fold_build* instead of build*.
1667 2008-07-04 Richard Guenther <rguenther@suse.de>
1669 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
1670 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
1671 properly to compute the reachability set if we do field-sensitive PTA.
1672 * invoke.texi (max-fields-for-field-sensitive): Document default.
1673 * opts.c (decode_options): Set max-fields-for-field-sensitive to
1674 100 for optimize >= 2.
1676 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1678 * ggc-zone.c (lookup_page_table_if_allocated,
1679 set_page_table_entry, zone_find_object_size, alloc_small_page,
1680 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
1681 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
1682 -Wc++-compat and/or -Wcast-qual warnings.
1684 2008-07-04 Alan Modra <amodra@bigpond.net.au>
1687 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
1688 pic_offset_table_rtx to be marked as used here.
1689 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
1690 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
1691 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
1692 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
1695 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1697 * alloc-pool.c (hash_descriptor, eq_descriptor,
1698 alloc_pool_descriptor): Fix -Wc++-compat warnings.
1699 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
1701 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
1702 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
1703 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
1704 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
1707 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
1709 * tree-flow.h (loop_only_exit_p): Declare.
1710 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
1711 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
1712 the number of iterations if it is constant. Otherwise, if this is the
1713 only possible exit of the loop, use the conservative estimate on the
1714 number of iterations of the entire loop if available.
1716 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
1718 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
1719 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
1720 Add synchronization functions.
1721 * config/sync.c: New file.
1722 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
1723 (LIBGCC_SYNC_CFLAGS): Likewise.
1725 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
1728 * config/i386/i386.md (mode): Add TF to "mode" attribute.
1729 (*pushtf_sse): New insn pattern.
1730 (pushtf splitters): New splitters.
1732 2008-07-03 Michael Meissner <gnu@the-meissners.org>
1735 * predict.c (build_predict_expr): Use void_type_node for the tree
1736 type, instead of NULL_TREE.
1738 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
1740 * config/i386/i386.c (contains_aligned_value_p): Return true
1742 (ix86_data_alignment): Align TCmode to 128bits.
1743 (ix86_local_alignment): Likewise.
1745 2008-07-03 Andrew Haley <aph@redhat.com>
1748 * vec.h (VEC_TA): New.
1749 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
1750 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
1751 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
1752 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
1753 (C_COMMON_FIXED_TYPES): Remove first arg.
1754 (C_COMMON_FIXED_MODE_TYPES): Likewise.
1755 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
1756 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
1757 not to use empty macro arguments.
1759 2008-07-02 Joseph Myers <joseph@codesourcery.com>
1761 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
1762 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
1763 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
1764 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
1765 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
1766 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
1767 config/ia64/crtn.asm, config/m68hc11/larith.asm,
1768 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
1769 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
1770 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1771 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1772 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1773 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
1774 config/rs6000/e500crtres64gpr.asm,
1775 config/rs6000/e500crtres64gprctr.asm,
1776 config/rs6000/e500crtrest32gpr.asm,
1777 config/rs6000/e500crtrest64gpr.asm,
1778 config/rs6000/e500crtresx32gpr.asm,
1779 config/rs6000/e500crtresx64gpr.asm,
1780 config/rs6000/e500crtsav32gpr.asm,
1781 config/rs6000/e500crtsav64gpr.asm,
1782 config/rs6000/e500crtsav64gprctr.asm,
1783 config/rs6000/e500crtsavg32gpr.asm,
1784 config/rs6000/e500crtsavg64gpr.asm,
1785 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
1786 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
1787 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
1788 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
1789 config/sparc/sol2-cn.asm: Remove .file directives.
1791 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
1793 * resource.c (mark_referenced_resources): Look inside
1794 UNSPEC_VOLATILEs and ASM_INPUTs.
1796 2008-07-02 Ian Lance Taylor <iant@google.com>
1798 * rtlanal.c (add_reg_note): New function.
1799 * rtl.h (add_reg_note): Declare.
1800 * auto-inc-dec.c (attempt_change): Use add_reg_note.
1801 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
1802 * builtins.c (expand_builtin_longjmp): Likewise.
1803 (expand_builtin_nonlocal_goto): Likewise.
1804 * calls.c (emit_call_1, expand_call): Likewise.
1805 * cfgexpand.c (add_reg_br_prob_note): Likewise.
1806 * cfglayout.c (fixup_reorder_chain): Likewise.
1807 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
1808 (commit_one_edge_insertion): Likewise.
1809 * combine.c (move_deaths, distribute_notes): Likewise.
1810 * df-problems.c (df_set_note): Likewise.
1811 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
1812 (set_unique_reg_note): Likewise.
1813 (emit_copy_of_insn_after): Likewise.
1814 * expr.c (expand_expr_real): Likewise.
1815 * gcse.c (add_label_notes): Likewise.
1816 * haifa-sched.c (create_check_block_twin): Likewise.
1817 * jump.c (mark_jump_label_1): Likewise.
1818 * loop-doloop.c (add_test, doloop_modify): Likewise.
1819 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1820 * lower-subreg.c (move_eh_region_note): Likewise.
1821 * optabs.c (emit_libcall_block): Likewise.
1822 * predict.c (predict_insn): Likewise.
1823 (combine_predictions_for_insn): Likewise.
1824 * recog.c (peephole2_optimize): Likewise.
1825 * regmove.c (try_auto_increment): Likewise.
1826 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
1827 * reload.c (find_reloads): Likewise.
1828 * reload1.c (fixup_eh_region_note): Likewise.
1829 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
1830 * reorg.c (delete_prior_computation): Likewise.
1831 (delete_computation, dbr_schedule): Likewise.
1832 * config/pa/pa.c (legitimize_pic_address): Likewise.
1833 * config/sh/sh.c (sh_reorg): Likewise.
1835 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
1838 * config/libgcc-glibc.ver: Add %exclude.
1839 * config/m32r/libgcc-glibc.ver: Likwise.
1840 * config/s390/libgcc-glibc.ver: Likwise.
1841 * config/sh/libgcc-glibc.ver: Likwise.
1842 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
1844 * config/i386/libgcc-glibc.ver: New.
1846 * config/i386/libgcc-x86_64-glibc.ver: Removed.
1848 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
1850 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
1851 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
1852 i[34567]86-*-linux*, x86_64-*-linux*. Add
1853 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
1854 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
1855 x86_64-*-linux*. Add i386/t-linux to tmake_file for
1856 i[34567]86-*-linux*, x86_64-*-linux*.
1858 * libgcc-std.ver: Add empty GCC_4.4.0.
1860 * mkmap-symver.awk: Support multiple versions per symbol.
1862 * config/i386/i386.c (ix86_init_builtins): Always define
1863 __builtin_fabsq and __builtin_copysignq with fallbacks.
1864 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
1865 and __builtin_copysignq if SSE2 isn't available.
1867 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
1868 (LIBGCC2_TF_CEXT): Likwise.
1871 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
1873 * config/i386/sfp-machine.h: Moved to libgcc.
1875 * config/i386/sfp-machine.h: New.
1876 * config/i386/t-linux: Likwise.
1878 * config/i386/t-darwin: Remove softfp_wrap_start and
1880 * config/i386/t-darwin64: Likewise.
1882 * config/i386/t-fprules-softfp64: Renamed to ...
1883 * config/i386/t-fprules-softfp: This.
1885 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
1886 and softfp_wrap_end.
1888 2008-07-02 Jason Merrill <jason@redhat.com>
1890 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
1892 * tree.c (ctor_to_list): New fn.
1893 * tree.h: Declare it.
1894 (CONSTRUCTOR_ELT): New macro.
1895 (CONSTRUCTOR_NELTS): New macro.
1897 2008-07-02 Richard Guenther <rguenther@suse.de>
1899 * tree-ssa-structalias.c (struct variable_info): Reorder
1900 to fill padding on 64bit hosts. Make collapsed_to an int.
1901 (get_varinfo_fc): Deal with that.
1902 (new_var_info): Likewise.
1903 (collapse_rest_of_var): Likewise.
1905 2008-07-02 Joshua Sumali <jsumali@redhat.com>
1907 * doc/install.texi (--enable-java-home): Document.
1908 (--enable-aot-compile-rpm): Likewise.
1909 (--with-arch-directory): Likewise.
1910 (--with-os-directory): Likewise.
1911 (--with-origin-name): Likewise.
1912 (--with-arch-suffix): Likewise.
1913 (--with-jvm-root-dir): Likewise.
1914 (--with-jvm-jar-dir): Likewise.
1915 (--with-python-dir): Likewise.
1917 2008-07-02 Richard Guenther <rguenther@suse.de>
1919 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
1920 from decls explicitly. Merge operand checking from tuples.
1922 2008-07-02 Martin Jambor <mjambor@suse.cz>
1924 * tree-switch-conversion.c: Included timevar.h which I forgot before.
1926 2008-07-02 Martin Jambor <mjambor@suse.cz>
1928 * tree-switch-conversion.c: Included timevar.h
1929 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
1931 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
1933 2008-07-02 Martin Jambor <mjambor@suse.cz>
1935 * tree-switch-conversion.c: Corrected various comments and
1937 (build_constructors): Fixed minor formatting mistakes.
1939 * invoke.texi (Optimize Options): Corrected the
1940 switch-conversion-max-branch-ratio parameter.
1942 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
1944 * final.c (asm_insn_count): Return zero for an empty asm body.
1946 2008-07-02 Richard Guenther <rguenther@suse.de>
1948 * bitmap.h (bitmap_set_bit): Return bool.
1949 (bitmap_clear_bit): Likewise.
1950 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
1951 write to the bitmap if it would.
1952 (bitmap_clear_bit): Likewise.
1953 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
1954 bitmap_set_bit return value.
1955 (add_pred_graph_edge): Likewise.
1956 (add_graph_edge): Likewise.
1957 (do_sd_constraint): Likewise.
1958 (do_ds_constraint): Likewise.
1960 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1962 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
1963 Fix -Wc++-compat and/or -Wcast-qual warnings.
1964 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
1965 gen_regparm_prefix): Likewise.
1966 * vmsdbgout.c (write_modbeg, lookup_filename,
1967 vmsdbgout_source_line, vmsdbgout_init): Likewise.
1969 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
1971 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
1972 defaults.h definition apply.
1974 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1976 * function.c (assign_parm_remove_parallels): New.
1977 (assign_parm_setup_block_p): Do not return true for non-BLKmode
1979 (assign_parm_setup_block): Do not handle them.
1980 (assign_parm_setup_reg, assign_parm_setup_stack): Call
1981 assign_parm_remove_parallels.
1983 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1985 * c-typeck.c (convert_for_assignment): Use
1986 vector_targets_convertible_p.
1987 * c-common.c (vector_targets_convertible_p): New.
1988 * c-common.h (vector_targets_convertible_p): New prototype.
1989 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
1990 opaque_p_V2SI_type_node.
1992 2008-07-01 Steve Ellcey <sje@cup.hp.com>
1994 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
1997 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
1999 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
2000 TFmode constants via two element DImode vector for hosts with
2001 HOST_BITS_PER_WIDE_INT < 64.
2002 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
2003 also for HOST_BITS_PER_WIDE_INT < 64.
2005 2008-07-01 Richard Guenther <rguenther@suse.de>
2007 PR tree-optimization/36666
2008 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
2009 (get_constraint_exp_from_ssa_var): Split into ...
2010 (get_constraint_exp_for_temp): ... this ...
2011 (get_constraint_for_ssa_var): ... and that.
2012 Return constraint expressions for all touched sub-fields
2013 if the results address is not taken.
2014 (process_constraint): Remove assertion that aggregate
2015 assignments do not happen at this place.
2016 (get_constraint_for_component_ref): Add address_p argument.
2017 Return constraint expressions for all touched sub-fields
2018 if the results address is not taken.
2019 (do_deref): Use get_constraint_exp_for_temp.
2020 (get_constraint_for_1): Rename from ...
2021 (get_constraint_for): ... this. Add the old function as wrapper.
2022 (do_structure_copy): Use get_constraint_for_1.
2024 2008-07-01 Martin Jambor <mjambor@suse.cz>
2026 * Makefile.in (tree-switch-conversion.o): Add.
2027 (OBJS-common): Add tree-swtch-conversion.o.
2028 * passes.c (init_optimization_passes): Add pass_convert_switch.
2029 * tree-pass.h: (pass_convert_switch): Add.
2030 * tree-switch-conversion.c: New file.
2031 * gcc.dg/tree-ssa/cswtch.c: New testcase.
2032 * common.opt (ftree-cswtch): New option.
2033 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2034 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2035 * opts.c (decode_options): Set flag_tree_switch_conversion when
2036 optimization level is >= 2.
2037 * doc/invoke.texi (Optimize Options): Added description of
2038 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
2040 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2042 * config/darwin-driver.c (darwin_default_min_version): Fix
2043 -Wc++-compat warnings.
2045 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
2047 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
2050 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2052 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
2054 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2056 PR rtl-optimization/34744
2057 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
2058 (df_scan_free_internal): Free data structures not
2059 allocated in storage pools.
2060 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
2061 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
2062 df_scan_free_mws_vec.
2063 * dse.c (dse_step6): Free offset_map_p and offset_map_n
2066 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
2068 * config/i386/i386.c (contains_aligned_value_p): Return true
2070 (ix86_function_arg_boundary): Return its natural boundary
2072 (return_in_memory_32): Don't check TDmode.
2073 (ix86_split_to_parts): Support splitting into 4 parts and
2074 support TFmode for 32bit target.
2075 (ix86_split_long_move): Support splitting into 4 parts.
2076 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
2078 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
2079 (ix86_init_builtins): Here.
2080 (ix86_scalar_mode_supported_p): Always return true for TFmode.
2081 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
2082 'q' and 'w', respectively.
2084 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
2086 (movtf_internal): Likewise.
2087 (<code>tf2): Likewise.
2088 (*absnegtf2_sse): Likewise.
2089 (copysign<mode>3): Likewise.
2090 (copysign<mode>3_const): Likewise.
2091 (copysign<mode>3_var): Likewise.
2092 (define_split UNSPEC_COPYSIGN): Likewise.
2093 * config/i386/sse.md (*nandtf3): Likewise.
2094 (<code>tf3): Likewise.
2095 (*<code>tf3): Likewise.
2097 2008-06-30 Joey Ye <joey.ye@intel.com>
2098 H.J. Lu <hongjiu.lu@intel.com>
2100 * global.c (compute_regsets): Set frame_pointer_needed here.
2101 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
2103 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2105 * doc/install.texi (specific): Expand Windows build notes.
2107 2008-06-30 Ira Rosen <irar@il.ibm.com>
2109 PR tree-optimization/36648
2110 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
2111 number of prolog iterations by step. Fix the comment.
2113 2008-06-30 Richard Guenther <rguenther@suse.de>
2116 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
2117 handle calls from ECF_MALLOC functions.
2118 (handle_pure_call): ECF_MALLOC functions do not return
2120 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
2122 2008-06-29 Andreas Schwab <schwab@suse.de>
2124 * config/m68k/m68k.c (print_operand): Always print a float
2126 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
2127 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
2130 * config/rs6000/x-linux64: Remove never used file.
2132 2008-06-29 Richard Guenther <rguenther@suse.de>
2134 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
2136 (struct alias_info): Move ...
2137 * tree-ssa-alias.c: ... here.
2138 (update_alias_info): Declare.
2139 (compute_may_aliases): Call it.
2140 (update_alias_info): New function.
2141 * tree-ssa-structalias.c (update_alias_info): Move ...
2142 * tree-ssa-alias.c (update_alias_info_1): ... here.
2143 * tree-ssa-structalias.c (process_constraint_1): Remove
2144 unused from_call argument. Rename to ...
2145 (process_constraint): ... this. Delete old wrapper.
2146 (make_constraint_to): Adjust callers.
2147 (handle_const_call): Likewise.
2148 (handle_pure_call): Likewise.
2149 (init_base_vars): Likewise.
2150 (handle_lhs_call): Likewise. Remove unnecessary constraint.
2151 (find_func_aliases): We don't need structure copies for
2153 (make_constraint_from_anything): Remove.
2154 (create_variable_info_for): For globals make constraints
2155 from escaped, not from anything.
2156 (compute_points_to_sets): Do not call update_alias_info.
2157 (ipa_pta_execute): Use make_constraint_from.
2159 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2161 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
2162 (bitmap.o-warn, dominance.o-warn): New.
2163 * configure.ac (cxx_compat_warn): Delete.
2164 (loose_warn): Add -Wcast-qual and -Wc++-compat.
2165 * system.h: Remove #pragma diagnostic for -Wcast-qual and
2167 * configure: Regenerate.
2169 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
2172 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2174 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
2175 * df-scan.c (df_notes_rescan): Likewise.
2176 * ggc-page.c (set_page_table_entry): Likewise.
2177 * intl.c (gcc_gettext_width): Likewise.
2178 * varasm.c (get_unnamed_section, get_noswitch_section,
2179 get_section): Likewise.
2181 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
2183 * regrename.c (build_def_use): Don't copy RTX.
2185 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
2187 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
2188 (Type Attributes): Fix nesting of @table and @subsection. Adjust
2189 punctuation. Use @ref instead of @xref.
2190 (Function Names): Remove stray @display/@end display.
2191 (C++ Attributes): Use @ref instead of @xref.
2192 (Deprecated Features): Fix punctuation around @xref.
2193 (Backwards Compatibility): Likewise.
2194 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
2196 2008-06-28 Joseph Myers <joseph@codesourcery.com>
2198 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
2199 constants for E500 double.
2201 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2203 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
2204 element type of const_vector.
2206 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
2208 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
2209 Remove FLAGS_REG clobber from expander pattern.
2210 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
2211 (anddi3, andsi3, andhi3, andqi3): Ditto.
2212 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
2213 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
2214 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
2215 (ashlsi3, ashlhi3, ashlqi3): Ditto.
2216 (ashrsi3, ashrhi3, ashrqi3): Ditto.
2217 (lshrsi3, lshrhi3, lshrqi3): Ditto.
2218 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
2219 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
2221 2008-06-28 Richard Guenther <rguenther@suse.de>
2223 * tree-ssa-structalias.c (callused_id, var_callused,
2224 callused_tree): Add.
2225 (handle_pure_call): New function.
2226 (find_func_aliases): Call it.
2227 (find_what_p_points_to): Handle the call-used set.
2228 (clobber_what_escaped): Likewise.
2229 (compute_call_used_vars): New function.
2230 (init_base_vars): Init the call-used variable.
2231 (do_sd_constraint): Do not propagate the solution from CALLUSED
2232 but use CALLUSED as a placeholder.
2233 (solve_graph): Likewise.
2234 * tree-flow-inline.h (gimple_call_used_vars): New function.
2235 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
2236 (compute_call_used_vars): Declare.
2237 * tree-ssa-alias.c (set_initial_properties): Call
2238 compute_call_used_vars.
2239 (reset_alias_info): Clear call-used variables.
2240 (add_call_clobber_ops): Assert we are not called for const/pure
2241 functions. Remove handling of them.
2242 (add_call_read_ops): Handle pure functions by adding the
2243 call-used set of variables as VUSEs.
2244 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
2245 (delete_tree_ssa): Free it.
2246 * tree-dfa.c (remove_referenced_var): Clear the var from the
2249 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
2251 * tree.c (build_varargs_function_type_list): New.
2252 (build_function_type_list_1): New.
2253 (build_function_type_list): Use build_function_type_list_1.
2254 * tree.h (build_varargs_function_type_list): New.
2256 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2259 * config/spu/spu.c (spu_builtin_splats): Do not generate
2260 invalid CONST_VECTOR expressions.
2261 (spu_expand_vector_init): Likewise.
2263 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
2265 * optabs.c (libfunc_decls): New variable.
2266 (libfunc_decl_hash, libfunc_decl_eq): New functions.
2267 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
2268 for the same function twice.
2270 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
2272 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
2273 ix86_expand_binary_operator directly.
2274 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
2276 (*ashrti3_1): Ditto.
2277 (*lshrti3_1): Ditto.
2278 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
2279 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
2280 using only one splitter. Conditionaly execute splitter before or
2281 after peephole2 pass.
2282 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
2283 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
2284 Use only one alternative in asm template.
2285 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
2287 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
2288 "J" operand constraint for operand 2.
2289 (*ashldi3_cconly_rex64): Ditto.
2290 (*ashrdi3_cmp_rex64): Ditto.
2291 (*ashrdi3_cconly_rex64): Ditto.
2292 (*lshrdi3_cmp_rex64): Ditto.
2293 (*lshrdi3_cconly_rex64): Ditto.
2294 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
2295 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
2296 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
2299 2008-06-27 Jakub Jelinek <jakub@redhat.com>
2301 * gimplify.c (omp_is_private): Don't return true if decl is not
2302 already private on #pragma omp for or #pragma omp parallel for.
2305 * tree-cfg.c (struct move_stmt_d): Replace block field with
2306 orig_block and new_block fields.
2307 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
2308 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
2309 (move_block_to_fn): Replace vars_map and new_label_map arguments
2310 with struct move_stmt_d pointer.
2311 (replace_block_vars_by_duplicates): New function.
2312 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
2313 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
2314 all subblocks of ORIG_BLOCK to the new function. Call
2315 replace_block_vars_by_duplicates.
2316 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
2317 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
2318 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
2319 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
2320 (expand_omp): Temporarily set input_location to the location of
2321 region's controlling stmt.
2322 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
2323 BIND_EXPR, push ctx->block_vars and gimplification vars into
2324 the BIND_EXPR and its block's BLOCK_VARS instead of directly
2326 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
2327 there are any BLOCK_VARS.
2328 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
2329 OMP_PARALLEL or OMP_TASK stmt.
2330 (lower_omp): Save and restore input_location around the lower_omp_1
2333 2008-06-27 Richard Guenther <rguenther@suse.de>
2335 PR tree-optimization/36400
2336 PR tree-optimization/36373
2337 PR tree-optimization/36344
2338 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
2339 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
2340 (update_alias_info): Remove call clobbering code.
2341 (make_constraint_to): New helper function.
2342 (make_escape_constraint): Likewise.
2343 (handle_rhs_call): Use it on all pointer containing arguments.
2344 Also mark the static chain escaped.
2345 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
2346 instead of ANYTHING.
2347 (make_constraint_from): New helper split out from ...
2348 (make_constraint_from_anything): ... here.
2349 (find_func_aliases): Add constraints for escape sites.
2350 (intra_create_variable_infos): Make constraints from NONLOCAL
2352 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
2354 (clobber_what_p_points_to): Remove.
2355 (clobber_what_escaped): New function.
2356 (init_base_vars): Init NONLOCAL and ESCAPED.
2357 (do_sd_constraint): Do not propagate the solution from ESCAPED
2358 but use ESCAPED as a placeholder.
2359 (solve_graph): Likewise.
2360 * tree-flow.h (clobber_what_p_points_to): Remove.
2361 (clobber_what_escaped): Declare.
2362 * tree-ssa-alias.c (set_initial_properties): Call it.
2363 Remove code clobbering escaped pointers.
2365 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
2367 * function.c (allocate_struct_function): Only allocate a unique
2368 funcdef_no if the decl is nonzero.
2370 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
2372 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
2373 * config/mips/mips.c (mips_split_const_insns): New function.
2374 * config/mips/mips.md (move_type): New attribute.
2375 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
2376 (dword_mode): New attribute.
2377 (type): Avoid long line. Map "move_type"s to "type"s,
2378 choosing "multi" for doubleword moves if appropriate.
2379 Swap MTC/MFC comments to match their declaration order.
2380 (extended_mips16): Default to "yes" if "move_type" is "sll0",
2381 "type" is "branch" or "jal" is "direct".
2382 (length): Handle "extended_mips16" first. Make the default
2383 "0" for "ghost" instructions. Set the length from "move_type".
2384 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
2385 of "type", with "sll0" for the register alternative. Remove the
2386 "extended_mips16" attribute.
2387 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
2388 of "type", with "shift_shift" for the register alternative.
2389 Remove the "length" attribute.
2390 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
2391 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
2392 of "type", with "andi" for the register alternative.
2393 (*zero_extendqihi2): Likewise.
2394 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
2395 of "andi" instead of a "type" of "arith".
2396 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
2398 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
2399 (mov_<store>r, *mov<mode>_ra): Likewise.
2400 (extendsidi2): Use "move_type" instead of "type", with "move"
2401 for the register alternative.
2402 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
2403 of "type", with "signext" for the register alternative.
2404 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
2405 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
2406 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
2407 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
2408 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
2409 (unnamed branch insn): Likewise.
2410 (*movdi_gp32_fp64): Fold into...
2411 (*movdi_32bit): ...here.
2412 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
2413 (*movdf_hardfloat): ...this new pattern.
2414 (*movdf_softfloat): Remove redundant FPR alternatives.
2415 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
2416 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
2417 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
2418 the "move" attribute.
2419 (*movdi_32bit): Use "move_type" instead of "type" and remove the
2420 "length" attribute. Use "fpload" and "fpstore" instead of "load"
2421 and "store" for COP loads and stores.
2422 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
2423 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
2424 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
2425 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
2426 (*movtf_mips16, *movv2sf): Likewise.
2427 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
2428 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2429 (mfhc1<mode>): Use "move_type" instead of "move".
2430 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
2431 (loadgp_blockage): Remove the "length" attribute.
2432 (blockage, set_got_version, update_got_version): Likewise.
2433 (call_internal): Remove the "extended_mips16" attribute.
2434 (call_value_internal, call_value_multiple_internal): Likewise.
2435 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
2437 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
2438 the "length" attribute.
2440 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2442 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
2443 -Wcast-qual warnings.
2444 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
2445 handle_pragma_pop_macro): Likewise.
2446 * collect2.c (resolve_lib_name): Likewise.
2447 * config/arc/arc.c (arc_init): Likewise.
2448 * config/arm/arm.c (neon_builtin_compare,
2449 locate_neon_builtin_icode): Likewise.
2450 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
2451 * config/bfin/bfin.c (bfin_init_machine_status,
2452 bfin_optimize_loop): Likewise.
2453 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
2454 * config/cris/cris.c (cris_init_expanders): Likewise.
2455 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
2456 * config/darwin.c (machopic_indirection_eq,
2457 machopic_indirection_name, machopic_output_indirection): Likewise.
2458 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
2459 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
2460 frv_optimize_membar): Likewise.
2461 * config/i386/cygwin.h (mingw_scan,
2462 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
2463 * config/i386/cygwin1.c (mingw_scan): Likewise.
2464 * config/i386/i386.c (machopic_output_stub): Likewise.
2465 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
2466 i386_pe_unique_section): Likewise.
2467 * config/ia64/ia64.c (ia64_init_machine_status,
2468 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
2470 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
2471 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
2472 * config/m68k/m68k.c (m68k_handle_option,
2473 m68k_sched_md_init_global): Likewise.
2474 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
2475 mcore_unique_section): Likewise.
2476 * config/mips/mips.c (mips_block_move_straight,
2477 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
2479 * config/mmix/mmix.c (mmix_init_machine_status,
2480 mmix_encode_section_info): Likewise.
2481 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
2482 * config/rs6000/rs6000.c (rs6000_init_machine_status,
2483 print_operand_address, output_toc, redefine_groups,
2484 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
2485 * config/s390/s390.c (s390_init_machine_status): Likewise.
2486 * config/score/score.c (score_block_move_straight,
2487 score_block_move_loop_body): Likewise.
2488 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
2489 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
2490 * emit-rtl.c (find_auto_inc): Likewise.
2491 * gcc.c (translate_options, process_command): Likewise.
2492 * reorg.c (dbr_schedule): Likewise.
2493 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
2494 * xcoffout.c (xcoffout_declare_function): Likewise.
2496 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
2498 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
2499 ipa-pta working again.
2501 2008-06-27 David Edelsohn <edelsohn@gnu.org>
2503 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
2506 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
2508 * config.gcc (powerpc*-*-*): Add new core e500mc.
2509 * config/rs6000/e500mc.md: New file.
2510 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2512 (rs6000_override_options): Add e500mc case to
2513 processor_target_table. Altivec and Spe options not allowed
2514 with e500mc. Add isel instruction to e500mc by
2515 default. Initialize rs6000_cost for e500mc.
2516 (rs6000_issue_rate): Set issue rate for e500mc.
2517 * config/rs6000/rs6000.h (processor_type): Add
2518 PROCESSOR_PPCE500MC.
2519 (ASM_CPU_SPEC): Add e500mc.
2520 Set TARGET_ISEL to rs6000_isel.
2521 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
2522 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
2523 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
2525 * doc/invoke.texi: Add e500mc to list of cpus.
2527 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2530 * c-lex.c (lex_charconst): Initialize unsignedp.
2532 2008-06-27 Olivier Hainque <hainque@adacore.com>
2534 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
2535 documented assumptions.
2537 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
2539 * dwarf2out.c: Remove trailing white spaces. Break long line
2542 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
2544 * libfuncs.h (LTI_synchronize): New libfunc_index.
2545 (synchronize_libfunc): Declare.
2546 * builtins.c (expand_builtin_synchronize): Consider using
2547 synchronize_libfunc before falling back on an asm blockage.
2548 * config/mips/mips.c: Include libfuncs.h
2549 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
2551 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
2553 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
2554 parameter. Copy stack_reg to r11 where appropriate.
2555 (no_global_regs_above): Add gpr parameter.
2556 (rs6000_stack_info): Only add padding for SPE save area if we
2557 are saving SPE GPRs and CR.
2558 (saveres_routine_syms): New variable.
2559 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
2561 (rs6000_savres_routine_sym): New function.
2562 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
2564 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
2565 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
2566 Tweak FPR out-of-line saving.
2567 (rs6000_make_savres_rtx): New function.
2568 (rs6000_use_multiple_p): New function.
2569 (rs6000_savres_strategy): New function.
2570 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
2571 out-of-line if appropriate.
2572 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
2573 if we are optimizing for size.
2574 (GP_SAVE_INLINE): Define.
2575 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
2576 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
2577 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
2578 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
2579 (*save_fpregs_<mode>): Add use of r11.
2580 (*restore_gpregs_<mode>): New insn.
2581 (*return_and_restore_gpregs_<mode>): New insn.
2582 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
2584 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
2585 (*restore_gpregs_spe): New insn.
2586 (*return_and_restore_gpregs_spe): New insn.
2587 * config/rs6000/predicates.md (save_world_operation): Fix check.
2589 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
2591 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
2592 this point, so assert that.
2594 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
2596 * cfganal.c: Include vec.h and vecprim.h.
2597 (compute_idf): Import from...
2598 * tree-into-ssa (compute_idf): ...here.
2599 * basic-block.h (compute_idf): Export.
2601 2008-06-26 Joseph Myers <joseph@codesourcery.com>
2603 * c-decl.c (merge_decls): Use !current_function_decl to check for
2604 extern declaration of C99 inline function being at file scope.
2606 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
2608 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
2610 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2612 * alias.c (record_alias_subset, init_alias_analysis): Fix
2613 -Wc++-compat and/or -Wcast-qual warnings.
2614 * attribs.c (lookup_attribute_spec): Likewise.
2615 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
2616 copy_bb, connect_traces,
2617 find_rarely_executed_basic_blocks_and_cr): Likewise.
2618 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
2619 note_btr_set, migrate_btr_defs): Likewise.
2620 * builtins.c (result_vector, expand_builtin_memcpy,
2621 expand_builtin_mempcpy_args, expand_builtin_strncpy,
2622 builtin_memset_read_str, expand_builtin_printf,
2623 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
2625 * caller-save.c (mark_set_regs): Likewise.
2626 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2627 * cgraph.c (cgraph_edge): Likewise.
2628 * combine.c (likely_spilled_retval_1): Likewise.
2629 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
2630 htab_counts_entry_del, get_coverage_counts): Likewise.
2631 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
2632 new_cselib_val): Likewise.
2633 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
2634 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
2636 * df-core.c (df_compact_blocks): Likewise.
2637 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
2638 * df-scan.c (df_grow_reg_info, df_ref_create,
2639 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
2640 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
2641 df_record_entry_block_defs, df_record_exit_block_uses,
2642 df_bb_verify): Likewise.
2643 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
2644 DF_REF_EXTRACT_MODE_CONST): New.
2645 * dominance.c (get_immediate_dominator, get_dominated_by,
2646 nearest_common_dominator, root_of_dom_tree,
2647 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
2648 -Wc++-compat and/or -Wcast-qual warnings.
2649 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
2650 record_store, replace_read, check_mem_read_rtx, scan_insn,
2651 dse_step1, dse_record_singleton_alias_set): Likewise.
2652 * dwarf2asm.c (dw2_force_const_mem): Likewise.
2654 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2656 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
2657 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
2658 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
2659 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
2660 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
2661 add_ranges_num, add_ranges_by_labels, file_info_cmp,
2662 file_name_acquire, output_file_names, add_const_value_attribute,
2663 premark_used_types_helper, file_table_eq, file_table_hash,
2664 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
2665 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
2666 -Wcast-qual warnings.
2667 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
2668 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
2669 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
2670 gen_reg_rtx, start_sequence, init_emit): Likewise.
2671 * et-forest.c (et_new_occ, et_new_tree): Likewise.
2672 * except.c (init_eh_for_function, gen_eh_region,
2673 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
2674 arh_to_landing_pad, arh_to_label, add_action_record,
2675 add_call_site, switch_to_exception_section): Likewise.
2676 * expmed.c (synth_mult): Likewise.
2677 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
2678 store_expr): Likewise.
2679 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
2681 * function.c (assign_stack_temp_for_type,
2682 allocate_struct_function, match_asm_constraints_1): Likewise.
2683 * gcov-io.c (gcov_allocate): Likewise.
2684 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
2685 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
2686 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
2687 record_one_set, insert_expr_in_table, insert_set_in_table,
2688 dump_hash_table, compute_hash_table_work, alloc_hash_table,
2689 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
2690 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
2691 -Wcast-qual warnings.
2693 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2695 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
2696 -Wcast-qual warnings.
2697 * gcc.c (process_command): Likewise.
2698 * genattrtab.c (oballoc): Use XOBNEW.
2699 (oballocvec): Define.
2700 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
2701 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
2702 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
2703 -Wc++-compat and/or -Wcast-qual warnings.
2704 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
2705 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
2706 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
2707 gen_presence_absence_set, gen_automaton, gen_regexp_el,
2708 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
2709 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
2710 add_excls, process_presence_absence_names,
2711 process_presence_absence_patterns, add_presence_absence,
2712 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
2713 get_free_state, add_arc, get_free_automata_list_el,
2714 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
2715 transform_3, cache_presence, create_ainsns, create_automata,
2716 create_state_ainsn_table, dfa_insn_code_enlarge,
2717 output_trans_func, output_min_issue_delay_func,
2718 output_dead_lock_func, output_reset_func,
2719 output_get_cpu_unit_code_func, output_dfa_start_func,
2720 expand_automata): Likewise.
2721 * genextract.c (gen_insn): Likewise.
2722 * gengtype-lex.l: Likewise.
2723 * gengtype.c (read_input_list, adjust_field_type,
2724 process_gc_options): Likewise.
2725 * genoutput.c (note_constraint): Likewise.
2726 * genpreds.c (mangle, add_constraint): Likewise.
2727 * genrecog.c (process_define_predicate, new_decision,
2728 add_to_sequence): Likewise.
2729 * gensupport.c (record_insn_name): Likewise.
2731 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2733 * config/i386/driver-i386.c (detect_caches_amd,
2734 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
2735 and/or -Wcast-qual warnings.
2736 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
2737 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
2738 gt_pch_save): Likewise.
2739 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
2740 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
2741 * global.c (compute_regsets): Likewise.
2742 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
2743 finish_graph_dump_file): Likewise.
2744 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
2745 unlink_bb_notes): Likewise.
2746 * integrate.c (get_hard_reg_initial_val): Likewise.
2747 * ipa-prop.c (ipa_push_func_to_list): Likewise.
2748 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
2749 * local-alloc.c (update_equiv_regs): Likewise.
2750 * loop-invariant.c (check_invariant_table_size,
2751 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
2753 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
2754 altered_reg_used, mark_altered): Likewise.
2755 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
2756 insert_var_expansion_initialization,
2757 combine_var_copies_in_loop_exit, apply_opt_in_copies,
2758 release_var_copies): Likewise.
2759 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
2760 analyze_matrix_decl, add_allocation_site, analyze_transpose,
2761 analyze_accesses_for_phi_node, check_var_notmodified_p,
2762 check_allocation_function, find_sites_in_func,
2763 record_all_accesses_in_func, transform_access_sites,
2764 transform_allocation_sites): Likewise.
2765 * omp-low.c (new_omp_region, create_omp_child_function_name,
2766 check_omp_nesting_restrictions, check_combined_parallel,
2767 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
2768 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
2769 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
2770 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
2772 * opts-common.c (prune_options): Likewise.
2773 * opts.c (add_input_filename, print_filtered_help,
2774 get_option_state): Likewise.
2775 * params.c (add_params): Likewise.
2776 * passes.c (set_pass_for_id, next_pass_1,
2777 do_per_function_toporder, pass_fini_dump_file): Likewise.
2778 * postreload.c (reload_cse_simplify_operands): Likewise.
2779 * predict.c (tree_predicted_by_p, tree_predict_edge,
2780 clear_bb_predictions, combine_predictions_for_bb): Likewise.
2782 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2784 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
2786 * recog.c (check_asm_operands, validate_change_1): Likewise.
2787 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
2788 subst_asm_stack_regs): Likewise.
2789 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
2790 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
2791 * regmove.c (reg_is_remote_constant_p): Likewise.
2792 * regrename.c (regrename_optimize, scan_rtx_reg,
2793 kill_clobbered_value, kill_set_value, kill_autoinc_value):
2795 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
2796 regstat_compute_calls_crossed): Likewise.
2797 * reload1.c (init_reload, new_insn_chain,
2798 has_nonexceptional_receiver, reload, copy_reloads,
2799 calculate_needs_all_insns, init_elim_table): Likewise.
2800 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
2801 * rtl.c (shallow_copy_rtx_stat): Likewise.
2802 * rtlanal.c (parms_set): Likewise.
2803 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
2804 sbitmap_resize, sbitmap_vector_alloc): Likewise.
2805 * sched-ebb.c (earliest_block_with_similiar_load,
2806 add_deps_for_risky_insns): Likewise.
2807 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
2808 schedule_region): Likewise.
2809 * see.c (eq_descriptor_pre_extension,
2810 hash_descriptor_pre_extension, hash_del_pre_extension,
2811 eq_descriptor_properties, hash_descriptor_properties,
2812 hash_del_properties, see_seek_pre_extension_expr,
2813 see_initialize_data_structures, see_print_register_properties,
2814 see_print_pre_extension_expr, see_delete_merged_def_extension,
2815 see_delete_unmerged_def_extension, see_emit_use_extension,
2816 see_pre_delete_extension, see_map_extension, see_commit_changes,
2817 see_analyze_merged_def_local_prop,
2818 see_analyze_merged_def_local_prop,
2819 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
2820 see_set_prop_merged_def, see_set_prop_unmerged_def,
2821 see_set_prop_unmerged_use, see_print_one_extension,
2822 see_merge_one_use_extension, see_merge_one_def_extension,
2823 see_store_reference_and_extension, see_update_uses_relevancy,
2824 see_update_defs_relevancy): Likewise.
2825 * statistics.c (hash_statistics_hash, hash_statistics_eq,
2826 hash_statistics_free, curr_statistics_hash): Likewise.
2827 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
2828 expand_asm_operands, expand_return, case_bit_test_cmp,
2829 expand_case): Likewise.
2830 * stor-layout.c (start_record_layout): Likewise.
2831 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
2832 gt_pch_save_stringpool): Likewise.
2833 * tree-data-ref.c (hash_stmt_vertex_info,
2834 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
2835 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
2837 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
2840 * config/i386/i386.md : Change constraints of HImode and QImode
2841 immediate operands from "i" to "n". Change SImode "ni" constraint to
2842 "i" and SImode "rmi" constraint to "g". Remove all constraints
2843 from const0_operand and const1_operand predicated operands.
2844 (i): Change QImode and HImode attribute from "i" to "n".
2845 (*subqi_2): Change HImode operands to QImode.
2848 2008-06-25 Olivier Hainque <hainque@adacore.com>
2850 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
2853 2008-06-25 Richard Guenther <rguenther@suse.de>
2855 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
2856 not overflow the result type.
2858 2008-06-25 Richard Guenther <rguenther@suse.de>
2860 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
2861 (vn_lookup): Likewise.
2863 2008-06-25 Richard Guenther <rguenther@suse.de>
2865 PR tree-optimization/35518
2866 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
2867 * tree-sra.c (instantiate_element): Use fold_build3 to build
2869 (try_instantiate_multiple_fields): Likewise.
2871 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2873 * config/rs6000/rs6000.md: Change all string instruction's clobber to
2876 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2878 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
2879 use_backchain_to_restore_sp to true
2880 if the offset of the link register save area would go over the 32k - 1
2881 offset limit of the load
2884 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
2886 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
2887 anchor for the type-punning blurb. Cross-reference "Structures
2888 unions enumerations and bit-fields implementation". Provide a
2889 cast-through-pointer example. Make final sentence self-contained.
2890 * doc/implement-c.texi (Structures unions enumerations and
2891 bit-fields implementation): Cross-reference the type-punning blurb
2892 in the -fstrict-aliasing documentation.
2894 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2897 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
2898 the memory instead of the memory itself for the save area.
2900 2008-06-24 Olivier Hainque <hainque@adacore.com>
2901 Nicolas Roche <roche@adacore.com>
2903 * gengtype.c (srcdir_len): size_t instead of int.
2904 (get_file_realbasename): New function. For F a filename, the real
2905 basename of F, with all the path components stripped.
2906 (get_file_srcdir_relative_path): New function. For F a filename, the
2907 relative path to F from $(srcdir).
2908 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
2909 get_file_realbasename. Adjust the head comment.
2910 (get_prefix_langdir_index): New function. For F a filename, return the
2911 lang_dir_names[] relative index of the language directory that is
2913 (get_file_langdir): For F a filename, return the name of the language
2914 directory where F is located.
2915 (get_file_gtfilename): New function. The gt- output file name for an
2917 (get_output_file_with_visibility): Replace in-line computations with
2918 uses of get_file_gtfilename and get_prefix_langdir_index.
2919 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
2921 2008-06-24 Jakub Jelinek <jakub@redhat.com>
2923 PR tree-optimization/36504
2924 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
2925 references without base address.
2927 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2930 * calls.c (expand_call): Increase alignment for recursive functions.
2932 2008-06-23 Anatoly Sokolov <aesok@post.ru>
2934 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
2935 (TARGET_FUNCTION_VALUE): New define.
2936 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
2937 * config/avr/avr.h (FUNCTION_VALUE): Remove.
2939 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2941 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
2942 (fmod<mode>3): Ditto.
2943 (remainderxf3): Ditto.
2944 (remainder<mode>3): Ditto.
2946 2008-06-23 Jakub Jelinek <jakub@redhat.com>
2949 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
2950 REG is a hard register.
2952 PR tree-optimization/36508
2953 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
2954 499, don't check it at all in release compilers.
2956 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2958 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
2959 together with SSE_TARGET_MATH to disable insn pattern.
2960 (*fop_<MODEF:mode>_2_i387): Ditto.
2961 (*fop_<MODEF:mode>_3_i387): Ditto.
2963 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
2965 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
2967 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2970 * gimplify.c (gimplify_asm_expr): Check the return code of
2971 parse_output_constraint call, set function return and is_inout
2974 2008-06-22 Ian Lance Taylor <iant@google.com>
2976 * c-lex.c (narrowest_unsigned_type): Change itk to int.
2977 (narrowest_signed_type): Likewise.
2978 * c-typeck.c (c_common_type): Change local variable mclass to enum
2980 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
2981 tcc_comparison, not the tree code itself.
2982 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
2983 (c_expand_expr): Cast modifier to enum expand_modifier.
2984 * c-common.h (C_RID_CODE): Add casts.
2985 (C_SET_RID_CODE): Define.
2986 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
2987 (c_lex_one_token): Add cast to avoid warning.
2988 (c_parser_objc_type_name): Rename local typename to type_name.
2989 (check_no_duplicate_clause): Change code parameter to enum
2991 (c_parser_omp_var_list_parens): Change kind parameter to enum
2993 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
2994 c_parser_omp_list_var_parens.
2995 (c_parser_omp_threadprivate): Likewise.
2996 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
2997 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
2998 * c-format.c (NO_FMT): Define.
2999 (printf_length_specs): Use NO_FMT.
3000 (asm_fprintf_length_specs): Likewise.
3001 (gcc_diag_length_specs): Likewise.
3002 (scanf_length_specs): Likewise.
3003 (strfmon_length_specs): Likewise.
3004 (gcc_gfc_length_specs): Likewise.
3005 (printf_flag_specs): Change 0 to STD_C89.
3006 (asm_fprintf_flag_specs): Likewise.
3007 (gcc_diag_flag_specs): Likewise.
3008 (gcc_cxxdiag_flag_specs): Likewise.
3009 (scanf_flag_specs): Likewise.
3010 (strftime_flag_specs): Likewise.
3011 (strfmon_flag_specs): Likewise.
3012 (print_char_table): Likewise.
3013 (asm_fprintf_char_table): Likewise.
3014 (gcc_diag_char_table): Likewise.
3015 (gcc_tdiag_char_table): Likewise.
3016 (gcc_cdiag_char_table): Likewise.
3017 (gcc_cxxdiag_char_table): Likewise.
3018 (gcc_gfc_char_table): Likewise.
3019 (scan_char_table): Likewise.
3020 (time_char_table): Likewis.
3021 (monetary_char_table): Likewise.
3022 * c-format.h (BADLEN): Likewise.
3024 2008-06-21 Ian Lance Taylor <iant@google.com>
3026 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
3027 Define END_OF_BASE_TREE_CODES around inclusion.
3028 * tree.c (tree_code_type): New global array.
3029 (tree_code_length, tree_code_name): Likewise.
3030 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
3032 (all-tree.def, s-alltree): New targets.
3033 (gencheck.h, s-gencheck): Remove.
3034 (tree.o): Depend upon all-tree.def.
3035 (build/gencheck.o): Remove gencheck.h dependency.
3036 (mostlyclean): Don't remove gencheck.h.
3037 * c-common.h (enum c_tree_code): Remove.
3038 * c-lang.c (tree_code_type): Remove.
3039 (tree_code_length, tree_code_name): Remove.
3040 * gencheck.c (tree_codes): Include all-tree.def, rather than
3041 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
3043 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
3045 * cp/cp-tree.h (enum cplus_tree_code): Remove.
3046 (operator_name_info): Size to MAX_TREE_CODES.
3047 (assignment_operator_name_info): Likewise.
3048 * cp/cp-lang.c (tree_code_type): Remove.
3049 (tree_code_length, tree_code_name): Remove.
3050 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
3051 (assignment_operator_name_info): Likewise.
3052 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
3054 * cp/mangle.c (write_expression): Likewise.
3055 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
3056 * fortran/f95-lang.c (tree_code_type): Remove.
3057 (tree_code_length, tree_code_name): Remove.
3058 * java/java-tree.h (enum java_tree_code): Remove.
3059 * java/lang.c (tree_code_type): Remove.
3060 (tree_code_length, tree_code_name): Remove.
3061 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
3062 * objc/objc-act.h (enum objc_tree_code): Remove.
3063 * objc/objc-lang.c (tree_code_type): Remove.
3064 (tree_code_length, tree_code_name): Remove.
3065 * objcp/objcp-lang.c (tree_code_type): Remove.
3066 (tree_code_length, tree_code_name): Remove.
3067 * ada/ada-tree.h (enum gnat_tree_code): Remove.
3068 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
3069 * ada/misc.c (tree_code_type): Remove.
3070 (tree_code_length, tree_code_name): Remove.
3072 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
3074 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
3075 the grand_bitmap_obstack.
3077 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3079 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
3080 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
3081 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
3082 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
3083 move_stmt_r, new_label_mapper): Likewise.
3084 * tree-complex.c (cvc_lookup): Likewise.
3085 * tree-dfa.c (create_function_ann): Likewise.
3086 * tree-dump.c (dump_register): Likewise.
3087 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
3088 find_phi_replacement_condition): Likewise.
3089 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
3090 tree_function_versioning): Likewise.
3091 * tree-into-ssa.c (cmp_dfsnum): Likewise.
3092 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
3093 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
3094 get_nonlocal_debug_decl, convert_nonlocal_reference,
3095 convert_nonlocal_omp_clauses, get_local_debug_decl,
3096 convert_local_reference, convert_local_omp_clauses,
3097 convert_nl_goto_reference, convert_nl_goto_receiver,
3098 convert_tramp_reference, convert_call_expr): Likewise.
3099 * tree-outof-ssa.c (contains_tree_r): Likewise.
3100 * tree-parloops.c (reduction_phi, initialize_reductions,
3101 eliminate_local_variables_1, add_field_for_reduction,
3102 add_field_for_name, create_phi_for_local_result,
3103 create_call_for_reduction_1, create_loads_for_reductions,
3104 create_stores_for_reduction, create_loads_and_stores_for_name):
3106 * tree-phinodes.c (allocate_phi_node): Likewise.
3107 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
3108 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
3109 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
3110 * tree-ssa-coalesce.c (compare_pairs): Likewise.
3111 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
3112 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
3113 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
3114 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3115 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
3116 vn_nary_op_insert): Likewise.
3117 * tree-ssa.c (redirect_edge_var_map_add,
3118 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
3119 * tree-vectorizer.c (vectorize_loops): Likewise.
3120 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
3121 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
3122 tree_cons_stat, build1_stat, build_variant_type_copy,
3123 decl_init_priority_lookup, decl_fini_priority_lookup,
3124 decl_priority_info, decl_restrict_base_lookup,
3125 decl_restrict_base_insert, decl_debug_expr_lookup,
3126 decl_debug_expr_insert, decl_value_expr_lookup,
3127 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
3128 type_hash_add, get_file_function_name, tree_check_failed,
3129 tree_not_check_failed, tree_range_check_failed,
3130 omp_clause_range_check_failed, build_omp_clause,
3131 build_vl_exp_stat): Likewise.
3132 * value-prof.c (gimple_histogram_value,
3133 gimple_duplicate_stmt_histograms): Likewise.
3134 * var-tracking.c (attrs_list_insert, attrs_list_copy,
3135 unshare_variable, variable_union_info_cmp_pos, variable_union,
3136 dataflow_set_different_1, dataflow_set_different_2,
3137 vt_find_locations, variable_was_changed, set_variable_part,
3138 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
3139 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
3140 section_entry_hash, object_block_entry_eq,
3141 object_block_entry_hash, create_block_symbol,
3142 initialize_cold_section_name, default_function_rodata_section,
3143 strip_reg_name, set_user_assembler_name, const_desc_eq,
3144 build_constant_desc, output_constant_def, lookup_constant_def,
3145 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
3146 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
3147 default_internal_label): Likewise.
3148 * varray.c (varray_init, varray_grow): Likewise.
3149 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
3151 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
3153 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
3154 operators for "test" insn. Macroize insn using SWI mode macro.
3155 (*jcc_fused_2): Ditto.
3156 (*jcc_fused_3): Macroize insn using SWI mode macro.
3157 (*jcc_fused_4): Ditto.
3159 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
3161 * tree-ssa-pre.c: Fix typo in comment.
3162 (init_antic, fini_antic): Add explicit funtions for
3163 initializing and deinitializing ANTIC and AVAIL sets.
3164 (create_expression_by_pieces): Fix typo in comment.
3165 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
3166 (execute_pre): Eventually dump details about ANTIC_IN.
3168 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3170 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
3171 * gcc.c (translate_options, init_spec, store_arg, read_specs,
3172 add_to_obstack, file_at_path, find_a_file, execute,
3173 add_preprocessor_option, add_assembler_option, add_linker_option,
3174 process_command, insert_wrapper, do_option_spec, do_self_spec,
3175 spec_path, do_spec_1, is_directory, main, used_arg,
3176 getenv_spec_function): Likewise.
3177 * tlink.c (symbol_hash_lookup, file_hash_lookup,
3178 demangled_hash_lookup, symbol_push, file_push, frob_extension):
3181 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3183 * doc/rtl.texi: Updated subreg section.
3185 2008-06-19 Jakub Jelinek <jakub@redhat.com>
3188 * cgraphunit.c (cgraph_process_new_functions): Don't clear
3189 node->needed and node->reachable.
3190 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
3191 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
3192 (expand_task_call): Don't call expand_task_copyfn.
3193 (expand_task_copyfn): Renamed to...
3194 (finalize_task_copyfn): ... this.
3196 2008-06-19 Jan Hubicka <jh@suse.cz>
3198 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
3199 clobbering framepointer.
3201 2008-06-19 Jan Hubicka <jh@suse.cz>
3203 * tree-optimize.c (execute_early_local_optimizations): Set
3204 cgraph_state only at first invocation.
3206 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3208 * system.h (-Wc++-compat): Activate as a warning, no an error.
3210 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3212 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
3213 instead of "#" in insn asm template.
3214 (*jcc_fused_2): Ditto.
3216 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3218 * config/i386/i386.h (ix86_tune_indices)
3219 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
3220 (TARGET_FUSE_CMP_AND_BRANCH): New define.
3221 * config/i386/i386.md (*jcc_fused_1): New insn pattern
3222 (*jcc_fused_2): Ditto.
3223 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
3224 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
3225 (print operand): Handle 'E' and 'e' code.
3227 2008-06-19 Anatoly Sokolov <aesok@post.ru>
3229 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
3230 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3231 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3233 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
3235 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
3237 (cgraph_expand_function): Use local copy of decl.
3238 (cgraph_expand_all_functions): Remove redundant initialization of
3240 (cgraph_optimize): Reword internal_error message.
3242 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
3244 * arm-protos.h (arm_return_in_memory): Remove public
3245 arm_return_in_memory() prototype.
3246 * arm.c (arm_return_in_memory): Add static prototype, add target
3247 hook macro, change definition and comments.
3248 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
3250 2008-06-19 Ben Elliston <bje@au.ibm.com>
3252 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
3253 real.c: Remove references to IEEE 754R.
3254 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
3255 * doc/libgcc.texi (Decimal float library routines): Likewise.
3257 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3259 * targhooks.h (struct gcc_target): New member unwind_word_mode.
3260 (default_unwind_word_mode): Add prototype.
3261 * targhooks.c (default_unwind_word_mode): New function.
3262 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
3263 instead of word_mode.
3264 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
3265 (TARGET_INITIALIZER): Use it.
3267 * c-common.c (handle_mode_attribute): Support "unwind_word"
3269 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
3271 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
3272 word_mode to access SjLj_Function_Context member "data".
3273 (sjlj_emit_dispatch_table): Likewise. Also, perform type
3274 conversion from targetm.eh_return_filter_mode () to
3275 targetm.unwind_word_mode () if they differ.
3277 * builtin-types.def (BT_UNWINDWORD): New primitive type.
3278 (BT_FN_UNWINDWORD_PTR): New function type.
3279 (BT_FN_WORD_PTR): Remove.
3280 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
3281 * except.c (expand_builtin_extend_pointer): Convert pointer to
3282 targetm.unwind_word_mode () instead of word_mode.
3284 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
3285 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
3286 (spu_unwind_word_mode): New function.
3287 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
3288 (TARGET_UNWIND_WORD_MODE): Define.
3289 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
3291 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3293 * config/spu/spu.c (reg_align): Remove.
3294 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
3295 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
3296 (spu_split_store): Likewise.
3298 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
3300 * gcc/tree-vn.c: Fix typo in comment.
3302 2008-06-18 Jan Hubicka <jh@suse.cz>
3304 * cgraphunit.c (cgraph_optimize): Output debug info when doing
3305 toplevel reorder too.
3307 2008-06-18 Jan Hubicka <jh@suse.cz>
3309 * c-opts.c (c_common_post_options): PCH is not compatible with
3311 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
3312 -fno-toplevel-reorder by default now.
3314 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3316 PR documentation/30739
3317 * doc/install.texi (Prerequisites): Document dependency on awk.
3319 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
3320 Ian Lance Taylor <iant@google.com>
3322 PR rtl-optimization/35604
3323 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
3324 only want to change jump destinations, not eventual label comparisons.
3326 2008-06-16 Jan Hubicka <jh@suse.cz>
3328 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
3330 (cgraph_analyze_function): Likewise.
3332 2008-06-16 Jan Hubicka <jh@suse.cz>
3334 * cgraph.h (cgraph_mark_if_needed): New function.
3335 * cgraphunit.c (cgraph_mark_if_needed): New function.
3336 * c-decl.c (duplicate_decl): Use it.
3338 2008-06-16 Jan Hubicka <jh@suse.cz>
3340 * cgraph.c (cgraph_add_new_function): When in expansion state, do
3343 2008-06-16 Jan Hubicka <jh@suse.cz>
3345 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
3347 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
3348 Kazu Hirata <kazu@codesourcery.com>
3349 Maxim Kuvyrkov <maxim@codesourcery.com
3351 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
3352 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
3353 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
3354 EXTRA_SPEC_FUNCTIONS.
3355 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
3356 (DRIVER_SELF_SPECS): Adjust.
3357 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
3358 * config/mips/st.h, config/mips/t-st: New.
3359 * config/mips/driver-native.c, config/mips/x-native: New.
3360 * doc/invoke.texi (MIPS): Document 'native' value for -march and
3363 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3365 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
3367 (ISA_HAS_FP_CONDMOVE): New macro.
3368 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
3369 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
3370 (ISA_HAS_NMADD3_NMSUB3): New macro.
3371 * config/mips/mips.c (mips_rtx_costs): Update.
3372 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
3373 compiling for ST Loongson 2E/2F.
3374 (madd<mode>): Rename to madd4<mode>. Update.
3375 (madd3<mode>): New pattern.
3376 (msub<mode>): Rename to msub4<mode>. Update.
3377 (msub3<mode>): New pattern.
3378 (nmadd<mode>): Rename to nmadd4<mode>. Update.
3379 (nmadd3<mode>): New pattern.
3380 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
3381 (nmadd3<mode>_fastmath): New pattern.
3382 (nmsub<mode>): Rename to nmsub4<mode>. Update.
3383 (nmsub3<mode>): New pattern.
3384 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
3385 (nmsub3<mode>_fastmath): New pattern.
3386 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
3388 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
3390 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
3391 (DF_REF_INSN_INFO): New.
3392 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
3393 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
3394 with a NULL DF_REF_INSN_INFO.
3395 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
3397 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
3398 DF_INSN_INFO_EQ_USES): New.
3399 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
3400 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
3401 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
3402 * df-core.c: Update comment for above changes.
3403 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
3404 DF_INSN_UID_* macros.
3405 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
3406 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
3407 insn rtx. Update all callers.
3408 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
3409 df_ref_create_structure, df_insn_refs_collect): Likewise.
3410 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
3411 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
3412 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
3413 macros to access the insn refs.
3414 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
3415 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
3416 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
3417 for accessing the refs.
3418 (try_fwprop_subst): Likewise.
3419 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
3420 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
3421 for accessing the refs.
3422 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
3423 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
3424 to look at the insn refs.
3425 (record_uses): Likewise.
3426 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
3428 (mark_artificial_uses): Don't mark_insn for artificial refs.
3429 (mark_reg_rependencies): Likewise.
3431 * doc/rtl.texi: Remove documentation of ADDRESSOF.
3433 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3435 * configure: Regenerate.
3437 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
3439 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
3440 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3441 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3443 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
3445 * config/avr/avr.c (avr_mcu_t): Add attiny167.
3446 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3447 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3449 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
3451 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
3452 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3453 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3455 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
3457 * tree-ssa-sccvn.c: Fix format of comments.
3459 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
3461 * cgraph.c: Remove unneeded forward declarations of eq_node()
3464 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
3466 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
3468 (see_update_relevancy): Likewise.
3469 * fwprop.c (try_fwprop_subst): Likewise.
3470 * rtlanal.c (noop_move_p): Likewise.
3471 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
3472 notes to non-existing libcall blocks.
3473 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
3475 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
3476 (dead_libcall_p): Remove.
3477 (delete_trivially_dead_insns): Don't use it.
3478 * web.c (union_defs): Remove comment about keeping nops.
3479 * gcse.c (hash_scan_insn): Don't take libcall pointers.
3480 (compute_hash_table_work): Don't track libcall notes.
3481 (do_local_cprop): Don't take libcall pointers. Don't update
3483 (adjust_libcall_notes): Deleted.
3484 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
3485 ever have existed in the first place).
3486 (replace_store_insn): Don't try to remove libcall notes.
3487 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
3488 (resolve_reg_notes): Don't call them.
3489 (resolve_simple_move): Likewise.
3490 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
3491 Don't remove REG_RETVAL notes.
3492 * emit-rtl.c (try_split): Don't update libcall notes.
3493 (emit_copy_of_insn_after): Dito.
3494 * cselib.c (cselib_current_insn_in_libcall): Remove.
3495 (cselib_process_insn): Don't set/clear it.
3496 (new_elt_loc_list): Don't record it.
3497 (cselib_init): Don't initialize it.
3498 * cselib.c (struct elt_loc_list): Remove in_libcall field.
3499 * loop-invariant.c (find_invariant_insn): Don't look for libcall
3501 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
3502 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
3503 (init_deps): Don't initialize it.
3504 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
3505 * combine.c (delete_noop_moves): Don't update libcall notes.
3506 (can_combine_p): Remove now pointless #if 0 block.
3507 (try_combine): Remove another obsolete #if 0 block.
3508 (distribute_notes): Don't distribute libcall notes.
3509 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
3510 * dce.c (libcall_dead_p): Remove.
3511 (delete_unmarked_insns): Don't handle libcall blocks.
3512 (preserve_libcall_for_dce): Remove.
3513 (prescan_insns_for_dce): Don't special-case libcall block insns.
3514 * reload1 (reload): Don't handle libcall notes.
3515 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
3518 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
3520 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
3521 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3522 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3524 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
3526 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
3527 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3528 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3530 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3532 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
3534 2008-06-16 Ira Rosen <irar@il.ibm.com>
3536 PR tree-optimization/36493
3537 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
3538 the arguments list. Use VECTYPE to create vector pointer.
3539 (vectorizable_store): Fail if accesses through a pointer to vectype
3540 do not alias the original memory reference operands.
3541 Call vect_create_data_ref_ptr without the removed argument.
3542 (vectorizable_load): Likewise.
3543 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
3546 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
3549 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
3552 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3554 * config/mips/loongson2ef.md: New file.
3555 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
3556 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
3557 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
3558 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
3559 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
3561 (loongson2ef.md): New include.
3562 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
3563 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
3564 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
3565 (loongson_gt_<mode>, loongson_extract_halfword)
3566 (loongson_insert_halfword_0, loongson_insert_halfword_2)
3567 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
3568 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
3569 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
3570 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
3571 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
3572 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
3573 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
3574 (vec_interleave_low<mode>): Define type attribute.
3575 * config/mips/mips.c (mips_ls2): New static variable.
3576 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
3577 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
3578 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
3579 Implement target scheduling hooks.
3580 (mips_multipass_dfa_lookahead): Update to handle tuning for
3582 (mips_sched_init): Initialize data for Loongson scheduling.
3583 (mips_ls2_variable_issue): New static function.
3584 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
3586 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
3587 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
3588 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
3589 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
3590 Handle ST Loongson 2E/2F cores.
3591 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
3593 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3595 * omp-low.c (extract_omp_for_data): Fix comment typo.
3598 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3600 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
3601 FIXME note about gcc/config.guess.
3602 * doc/options.texi (Option file format): Remove non-ASCII bytes.
3603 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
3604 * doc/cppopts.texi: Likewise.
3605 * doc/extend.texi: Likewise.
3606 * doc/gcc.texi: Likewise.
3607 * doc/gccint.texi: Likewise.
3608 * doc/gcov.texi: Likewise.
3609 * doc/gty.texi: Likewise.
3610 * doc/hostconfig.texi: Likewise.
3611 * doc/install.texi: Likewise.
3612 * doc/invoke.texi: Likewise.
3613 * doc/loop.texi: Likewise.
3614 * doc/makefile.texi: Likewise.
3615 * doc/md.texi: Likewise.
3616 * doc/passes.texi: Likewise.
3617 * doc/tm.texi: Likewise.
3618 * doc/tree-ssa.texi: Likewise.
3619 * doc/trouble.texi: Likewise.
3621 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
3622 Nathan Sidwell <nathan@codesourcery.com>
3623 Maxim Kuvyrkov <maxim@codesourcery.com>
3624 Richard Sandiford <rdsandiford@googlemail.com>
3626 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
3627 * config/mips/mips-protos.h (mips_expand_vector_init): New.
3628 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
3630 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
3631 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
3632 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
3634 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
3635 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
3636 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
3637 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
3638 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
3639 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
3640 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
3641 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
3642 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
3643 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
3644 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
3645 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
3646 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
3647 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
3648 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
3649 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
3650 (mips_builtins): Add Loongson builtins.
3651 (mips_loongson_2ef_bdesc): New.
3652 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
3653 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
3654 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
3655 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
3657 (mips_expand_vector_init): New.
3658 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
3659 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
3661 * config/mips/mips.md: Add unspec numbers for Loongson
3662 builtins. Include loongson.md.
3663 (MOVE64): Include Loongson vector modes.
3664 (SPLITF): Include Loongson vector modes.
3665 (HALFMODE): Handle Loongson vector modes.
3666 * config/mips/loongson.md: New.
3667 * config/mips/loongson.h: New.
3668 * config.gcc: Add loongson.h header for mips*-*-* targets.
3669 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
3671 2008-06-14 Joseph Myers <joseph@codesourcery.com>
3673 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
3674 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
3675 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
3676 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
3677 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
3678 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
3679 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
3680 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
3681 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
3682 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
3683 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
3684 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
3685 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
3686 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
3687 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
3688 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
3689 Remove use_fixproto=yes.
3690 (ia64*-*-hpux*): Remove comment about using fixproto.
3691 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
3693 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3695 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
3697 * configure: Regenerate.
3699 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
3702 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
3703 before evaluating it.
3705 2008-06-13 Jakub Jelinek <jakub@redhat.com>
3708 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
3709 nested inline functions.
3710 (start_decl, start_function): Don't invert DECL_EXTERNAL
3711 for nested inline functions.
3713 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
3715 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
3716 splits that must be made for correctness.
3718 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
3720 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
3721 (AVAIL_NON_MIPS16): Likewise.
3722 (mips_builtin_description): Replace target_flags with a predicate.
3723 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
3724 (dspr2_32): New availability predicates.
3725 (MIPS_BUILTIN): New macro.
3726 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
3727 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
3728 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
3729 Replace the TARGET_FLAGS parameters with AVAIL parameters.
3730 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
3731 (mips_dsp_32only_bdesc): Merge into...
3732 (mips_builtins): ...this new array.
3733 (mips_bdesc_map, mips_bdesc_arrays): Delete.
3734 (mips_init_builtins): Update after above changes.
3735 (mips_expand_builtin_1): Merge into...
3736 (mips_expand_builtin): ...here and update after above changes.
3738 2008-06-12 Paul Brook <paul@codesourcery.com>
3740 * longlong.h (__arm__): Define count_leading_zeros.
3741 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
3742 (clzsi2, clzdi2): New functions.
3743 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
3744 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
3745 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
3746 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
3747 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
3748 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
3749 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
3750 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3751 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
3752 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
3754 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
3756 * config/m68k/m68k.c (m68k_tune_flags): New.
3757 (override_options): Compute m68k_tune_flags.
3758 (MULL_COST, MULW_COST): Update for various variants of CFV2.
3759 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
3761 2008-06-12 Jakub Jelinek <jakub@redhat.com>
3764 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
3766 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
3768 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
3769 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
3771 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
3773 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
3774 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
3776 2008-06-12 Jakub Jelinek <jakub@redhat.com>
3779 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
3782 2008-06-12 Richard Guenther <rguenther@suse.de>
3784 PR tree-optimization/36345
3785 * tree-flow.h (struct ptr_info_def): Align escape_mask,
3786 add memory_tag_needed flag.
3787 (may_alias_p): Declare.
3788 * tree-ssa-alias.c (may_alias_p): Export.
3789 (set_initial_properties): Use memory_tag_needed flag.
3790 (update_reference_counts): Likewise.
3791 (reset_alias_info): Reset memory_tag_needed flag.
3792 (create_name_tags): Check memory_tag_needed flag.
3793 (dump_points_to_info_for): Dump it.
3794 * tree-ssa-structalias.c (struct variable_info): Remove
3795 directly_dereferenced flag.
3796 (new_var_info): Do not initialize it.
3797 (process_constraint_1): Do not set it.
3798 (update_alias_info): Set is_dereferenced flag.
3799 (set_uids_in_ptset): Use may_alias_p.
3800 (set_used_smts): Check memory_tag_needed flag.
3801 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
3802 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
3803 memory_tag_needed flag.
3804 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
3807 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
3809 * config/i386/i386.c (ix86_compute_frame_layout): Disable
3810 red zone for w64 abi.
3811 (ix86_expand_prologue): Likewise.
3812 (ix86_force_to_memory): Likewise.
3813 (ix86_free_from_memory): Likewise.
3815 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
3818 * config/rs6000/rs6000.c (rs6000_override_options): Set
3819 rs6000_isel conditionally to the absence of comand line override.
3820 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3821 Remove duplicate rs6000_isel setting.
3822 * config/rs6000/eabispe.h: Ditto.
3824 2008-06-11 Richard Guenther <rguenther@suse.de>
3826 * alias.c (get_alias_set): Use the element alias-set for arrays.
3827 (record_component_aliases): For arrays and vectors do nothing.
3828 * c-common.c (strict_aliasing_warning): Handle the cases
3829 of alias set zero explicitly.
3830 * Makefile.in (dfp.o-warn): Add -Wno-error.
3832 2008-06-11 Joseph Myers <joseph@codesourcery.com>
3834 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
3836 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
3837 tune_32 tune_64 to supported_defaults. Allow values not
3838 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
3839 x86_64. Do not override cpu_32 or cpu_64 values from target name.
3840 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
3841 with_cpu_64 to generic for 64-bit-supporting configurations, not
3842 with_cpu. Remove FIXMEs.
3843 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
3844 --with-arch-64, --with-tune-32, --with-tune-64): Document.
3845 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
3846 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
3847 arch_32 and arch_64.
3849 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
3850 Olivier Hainque <hainque@adacore.com>
3852 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
3853 Use DECL_SIZE_UNIT to retrieve the size of the field.
3855 2008-06-11 Joseph Myers <joseph@codesourcery.com>
3857 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
3858 with function calls after declarations. Lay out
3859 neon_float_type_node before further use.
3861 2008-06-11 Richard Guenther <rguenther@suse.de>
3863 * tree-flow.h (may_point_to_global_var): Declare.
3864 * tree-ssa-alias.c (may_point_to_global_var): New function.
3865 * tree-ssa-sink.c (is_hidden_global_store): Use it.
3867 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
3869 * configure.ac: Teach that fido supports .debug_line.
3870 * configure: Regenerate.
3872 2008-06-10 Tom Tromey <tromey@redhat.com>
3874 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
3877 2008-06-10 Joseph Myers <joseph@codesourcery.com>
3879 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
3880 (encode_decimal64, decode_decimal64, encode_decimal128,
3881 decode_decimal128): Reverse order of 32-bit parts of value if host
3882 and target endianness differ.
3884 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
3886 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
3887 Avoid division by 0.
3888 (tree_mod_pow2_value_transform): Likewise.
3889 (tree_ic_transform): Likewise.
3890 (tree_stringops_transform): Likewise.
3891 (tree_mod_subtract_transform): Likewise.
3892 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
3893 (copy_edges_for_bb): Likewise.
3894 (initialize_cfun): Likewise.
3896 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
3898 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
3899 nonmemory_operand. Add "N" operand constraint.
3901 (*jcc_btdi_mask_rex64): New instruction and split pattern.
3902 (*jcc_btsi_mask): Ditto.
3903 (*jcc_btsi_mask_1): Ditto.
3905 2008-06-10 Joseph Myers <joseph@codesourcery.com>
3907 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
3908 TYPE_CANONICAL for copied element type.
3910 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
3913 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
3914 Add m_CORE2 and m_GENERIC.
3915 * config/i386/predicates.md (bt_comparison_operator): New predicate.
3916 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
3918 (*jcc_btdi_rex64): New instruction and split pattern.
3920 (*jcc_btsi_1): Ditto.
3921 (*btsq): Fix Intel asm dialect operand order.
3925 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
3928 * simplify-rtx.c (simplify_subreg): Add check for shift count
3931 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
3933 * doc/md.texi: Synchronize with later constraints.md change.
3934 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
3935 with a C implementation.
3936 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
3938 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
3939 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
3940 when moving to and from MD_REGNUM.
3941 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
3942 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
3943 Handle byte and halfword moves.
3944 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
3946 * config/mips/constraints.md (h): Turn into NO_REGS.
3947 (l, x): Update documentation.
3948 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
3949 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
3950 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
3951 (HILO): New mode iterator.
3953 (any_div): New code iterator.
3954 (u): Extend code attribute to div and udiv.
3955 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
3956 d_operand in the splitters. Remove redundant CONST_INT checks.
3957 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
3958 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
3959 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
3960 accordingly, using normal moves instead of unspecs to move LO into
3961 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
3962 (<u>mulsidi3): Handle expansion in C code.
3963 (<u>mulsidi3_32bit_internal): Rename to...
3964 (<u>mulsidi3_32bit): ...this.
3965 (<u>mulsidi3_32bit_r4000): Fix insn separator.
3966 (*<u>mulsidi3_64bit): Rename to...
3967 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
3968 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
3969 to set LO and HI to the multiplication result. Use a normal move
3970 for MFLO and an unspec for MFHI.
3971 (*<u>mulsidi3_64bit_parts): Replace with...
3972 (<u>mulsidi3_64bit_hilo): ...this new instruction.
3973 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
3974 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
3975 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
3976 instead of HI. Split the instruction into a separate multiplication
3977 and MFHI if !TARGET_FIX_R4000.
3978 (<su>muldi3_highpart): Likewise.
3979 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
3980 and the "=h" clobber.
3981 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
3982 (<u>mulditi3): New expander.
3983 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
3984 (madsi): Remove "=h" clobber.
3985 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
3986 Force the modulus result to be a GPR and split the instruction into
3987 a division followed by an MFHI after reload.
3988 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
3989 (*lea_high64): Use d_operand in the define_peephole2. Likewise
3990 the MIPS16 HIGH define_split.
3991 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
3992 of acc<->gpr moves to "multi".
3993 (*movdi_64bit): Replace the single "x" alternative with
3994 alternatives for moving into and out of "a".
3995 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
3996 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
3997 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
3998 Use d_operand in the splitters. Remove redundant CONST_INT checks.
3999 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
4000 (movti): New expander.
4001 (*movti, *movti_mips16): New insns.
4002 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
4003 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
4004 (mthi<GPR:mode>_<HILO:mode>): Likewise.
4005 * config/mips/predicates.md (fpr_operand): Delete.
4006 (d_operand): New predicate.
4008 2008-06-09 Michael Meissner <michael.meissner@amd.com>
4010 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
4011 failure on some Bourne shells.
4012 (x86_64-*-*): Ditto.
4014 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
4016 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
4018 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4020 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
4021 (sparc-sun-solaris2*): Likewise.
4023 2008-06-09 Arnaud Charlet <charlet@adacore.com
4025 * doc/install.texi: Update requirements to build the Ada compiler.
4027 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
4029 * df-scan.c (struct df_scan_problem_data): Remove the
4030 mw_link_pool alloc pool.
4031 (df_scan_free_internal): Don't free it.
4032 (df_scan_alloc): Don't allocate it.
4033 * df.h (struct df_link): Update comment.
4035 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
4037 * except.h: Correct checks for when SJLJ exceptions must be used.
4039 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4041 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
4044 2008-06-08 Joseph Myers <joseph@codesourcery.com>
4046 PR tree-optimization/36218
4047 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
4048 configure for the build system.
4049 (BUILD_LDFLAGS): Define.
4050 * configure: Regenerate.
4051 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
4053 2008-07-08 Anatoly Sokolov <aesok@post.ru>
4056 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
4057 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
4058 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
4060 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
4062 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
4064 2008-06-07 Joseph Myers <joseph@codesourcery.com>
4066 * config.gcc (Obsolete configurations): Remove list of
4068 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
4069 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
4070 targets matched by those patterns.
4071 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
4072 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
4073 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
4074 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
4075 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4076 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
4077 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
4078 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
4079 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
4080 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
4081 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
4082 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
4083 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
4084 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
4085 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
4086 Make code for Solaris 7 and greater unconditional for Solaris.
4087 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
4088 Remove --with-* handling.
4089 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
4090 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
4091 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
4092 LINK_OS_WINDISS_SPEC): Remove.
4093 * config/rs6000/sysv4.opt (mwindiss): Remove.
4094 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
4095 * configure: Regenerate.
4096 * doc/cpp.texi: Don't mention BeOS.
4097 * doc/extend.texi (interrupt): Don't mention MS1.
4098 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
4099 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
4100 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
4101 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
4102 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
4104 * doc/invoke.texi (MT Options): Remove.
4105 (-mwindiss): Remove.
4106 (CRIS Options): Remove cris-axis-aout references.
4107 (HPPA Options): Don't mention hppa1.1-*-pro.
4108 * doc/md.texi: (MorphoTech family): Remove.
4109 * libgcc2.c: Don't handle UWIN.
4110 * config/alpha/t-unicosmk: Remove.
4111 * config/alpha/unicosmk.h: Remove.
4112 * config/arm/kaos-arm.h: Remove.
4113 * config/arm/kaos-strongarm.h: Remove.
4114 * config/arm/strongarm-coff.h: Remove.
4115 * config/arm/strongarm-elf.h: Remove.
4116 * config/arm/strongarm-pe.h: Remove.
4117 * config/arm/t-strongarm-pe: Remove.
4118 * config/arm/t-xscale-coff: Remove.
4119 * config/arm/t-xscale-elf: Remove.
4120 * config/arm/xscale-coff.h: Remove.
4121 * config/arm/xscale-elf.h: Remove.
4122 * config/chorus.h: Remove.
4123 * config/cris/aout.h: Remove.
4124 * config/cris/aout.opt: Remove.
4125 * config/cris/t-aout: Remove.
4126 * config/i386/beos-elf.h: Remove.
4127 * config/i386/kaos-i386.h: Remove.
4128 * config/i386/ptx4-i.h: Remove.
4129 * config/i386/sco5.h: Remove.
4130 * config/i386/sco5.opt: Remove.
4131 * config/i386/sysv4-cpp.h: Remove.
4132 * config/i386/sysv5.h: Remove.
4133 * config/i386/t-beos: Remove.
4134 * config/i386/t-sco5: Remove.
4135 * config/i386/t-uwin: Remove.
4136 * config/i386/uwin.asm: Remove.
4137 * config/i386/uwin.h: Remove.
4138 * config/kaos.h: Remove.
4139 * config/mips/windiss.h: Remove.
4140 * config/mt: Remove directory.
4141 * config/pa/pa-osf.h: Remove.
4142 * config/pa/pa-pro-end.h: Remove.
4143 * config/pa/t-pro: Remove.
4144 * config/ptx4.h: Remove.
4145 * config/rs6000/beos.h: Remove.
4146 * config/rs6000/kaos-ppc.h: Remove.
4147 * config/rs6000/t-beos: Remove.
4148 * config/rs6000/windiss.h: Remove.
4149 * config/sh/kaos-sh.h: Remove.
4150 * config/sol2-6.h: Remove.
4151 * config/sparc/sol26-sld.h: Remove.
4152 * config/sparc/sysv4-only.h: Remove.
4153 * config/vax/bsd.h: Remove.
4154 * config/vax/t-memfuncs: Remove.
4155 * config/vax/ultrix.h: Remove.
4156 * config/vax/vaxv.h: Remove.
4157 * config/windiss.h: Remove.
4159 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
4161 PR rtl-optimization/36438
4162 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
4163 for vector shifts with constant scalar shift operands.
4165 2008-06-06 Sandip Matte <sandip@rmicorp.com>
4167 * doc/invoke.texi: Document -march=xlr.
4168 * config/mips/xlr.md: New file.
4169 * config/mips/mips.md: Include it.
4171 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
4172 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
4173 (mips_rtx_cost_data): Likewise.
4175 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
4177 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
4178 PRE_INC and PRE_DEC cases.
4180 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4182 PR rtl-optimization/36419
4183 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
4184 the emitting jump insn.
4187 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
4188 is not bool, boolify the whole *expr_p and convert to the desired type.
4190 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4192 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
4193 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
4194 Add omp_private_outer_ref hook, add another argument to
4195 omp_clause_default_ctor hook.
4196 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
4197 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
4198 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
4199 hook_tree_tree_tree_tree_null.
4200 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
4201 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
4202 * hooks.c (hook_tree_tree_tree_tree_null): New function.
4203 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
4204 * tree.def (OMP_TASK): New tree code.
4205 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
4206 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
4207 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
4208 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
4209 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
4210 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
4211 OMP_CLAUSE_COLLAPSE_EXPR): Define.
4212 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4213 (OMP_DIRECTIVE_P): Add OMP_TASK.
4214 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
4215 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
4216 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
4217 and OMP_CLAUSE_UNTIED entries.
4218 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
4220 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4221 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
4222 * tree-pretty-print.c (dump_omp_clause): Handle
4223 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
4224 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4225 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
4226 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
4227 warning about unsigned iterators. Change decl/init/cond/incr
4228 arguments to TREE_VECs, check arguments for all collapsed loops.
4229 (c_finish_omp_taskwait): New function.
4230 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
4232 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
4233 default_function_array_conversion on init. Add par_clauses argument.
4234 If decl is present in parallel's lastprivate clause, change it to
4235 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
4236 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
4237 collapse count in clauses.
4238 (c_parser_omp_for, c_parser_omp_parallel): Adjust
4239 c_parser_omp_for_loop callers.
4240 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
4241 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
4242 (c_parser_omp_clause_name): Handle collapse and untied clauses.
4243 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
4245 (c_parser_omp_clause_schedule): Handle schedule(auto).
4246 Include correct location in the error message.
4247 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
4248 and PRAGMA_OMP_CLAUSE_UNTIED.
4249 (OMP_TASK_CLAUSE_MASK): Define.
4250 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
4251 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
4252 * tree-nested.c (convert_nonlocal_omp_clauses,
4253 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
4254 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
4255 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4256 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
4258 (conver_nonlocal_reference, convert_local_reference,
4259 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
4260 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
4261 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
4262 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
4263 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
4264 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
4265 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
4266 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
4267 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
4269 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
4270 * c-common.h (c_finish_omp_taskwait): New prototype.
4271 * gimple-low.c (lower_stmt): Handle OMP_TASK.
4272 * tree-parloops.c (create_parallel_loop): Create 1 entry
4273 vectors for OMP_FOR_{INIT,COND,INCR}.
4274 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4275 (make_edges): Handle OMP_TASK.
4276 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
4277 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4278 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
4279 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
4280 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
4281 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
4282 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
4283 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
4284 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
4285 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
4286 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
4287 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
4288 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
4289 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
4290 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
4291 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
4292 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
4293 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
4294 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
4295 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
4296 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
4297 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
4298 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
4299 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
4300 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
4301 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
4302 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
4303 original iterator is present in lastprivate clause or if
4304 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
4305 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4306 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
4307 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
4308 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
4309 if it is set, lookup var in outer contexts too. Handle
4310 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
4311 to be implicitly determined firstprivate for task regions.
4312 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
4313 if it is set, lookup var in outer contexts too. Set
4314 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
4315 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
4316 OMP_CLAUSE_UNTIED. Take region_type as last argument
4317 instead of in_parallel and in_combined_parallel.
4318 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
4320 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
4321 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
4322 (new_omp_context): Set default_kind to
4323 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
4324 (omp_region_type): New enum.
4325 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
4326 fields, add region_type.
4327 (new_omp_context): Take region_type as argument instead of is_parallel
4328 and is_combined_parallel.
4329 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
4330 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
4331 ctx->is_combined_parallel checks.
4332 (gimplify_omp_task): New function.
4333 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
4335 * omp-low.c (extract_omp_for_data): Use schedule(static)
4336 for schedule(auto). Handle pointer and unsigned iterators.
4337 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
4338 Add loops argument. Extract data for collapsed OMP_FOR loops.
4339 (expand_parallel_call): Assert sched_kind isn't auto,
4340 map runtime schedule to index 3.
4341 (struct omp_for_data_loop): New type.
4342 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
4343 Add loop, loops, collapse and iter_type fields.
4344 (workshare_safe_to_combine_p): Disallow combined for if
4345 iter_type is unsigned long long. Don't combine collapse > 1 loops
4346 unless all bounds and steps are constant. Adjust extract_omp_for_data
4348 (expand_omp_for_generic): Handle pointer, unsigned and long long
4349 iterators. Handle collapsed OMP_FOR loops. Adjust
4350 for struct omp_for_data changes. If libgomp function doesn't return
4351 boolean_type_node, add comparison of the return value with 0.
4352 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
4353 pointer, unsigned and long long iterators. Adjust for struct
4354 omp_for_data changes.
4355 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
4356 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
4357 unsigned long long. Allocate loops array, pass it to
4358 extract_omp_for_data. For collapse > 1 loops use always
4359 expand_omp_for_generic.
4360 (omp_context): Add sfield_map and srecord_type fields.
4361 (is_task_ctx, lookup_sfield): New functions.
4362 (use_pointer_for_field): Use is_task_ctx helper. Change first
4363 argument's type from const_tree to tree. Clarify comment.
4364 In OMP_TASK disallow copy-in/out sharing.
4365 (build_sender_ref): Call lookup_sfield instead of lookup_field.
4366 (install_var_field): Add mask argument. Populate both record_type
4367 and srecord_type if needed.
4368 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
4370 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
4371 and DECL_FIELD_OFFSET.
4372 (scan_sharing_clauses): Adjust install_var_field callers. For
4373 firstprivate clauses on explicit tasks allocate the var by value in
4374 record_type unconditionally, rather than by reference.
4375 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
4376 Use is_taskreg_ctx instead of is_parallel_ctx.
4377 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4378 (create_omp_child_function_name): Add task_copy argument, use
4379 *_omp_cpyfn* names if it is true.
4380 (create_omp_child_function): Add task_copy argument, if true create
4381 *_omp_cpyfn* helper function.
4382 (scan_omp_parallel): Adjust create_omp_child_function callers.
4383 Rename parallel_nesting_level to taskreg_nesting_level.
4384 (scan_omp_task): New function.
4385 (lower_rec_input_clauses): Don't run constructors for firstprivate
4386 explicit task vars which are initialized by *_omp_cpyfn*.
4387 Pass outer var ref to omp_clause_default_ctor hook if
4388 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
4389 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
4390 OMP_CLAUSE_REDUCTION_INIT.
4391 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
4392 avoid duplicate setting of fields. Handle
4393 OMP_CLAUSE_PRIVATE_OUTER_REF.
4394 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
4395 copy-out if TREE_READONLY, only copy-in.
4396 (expand_task_copyfn): New function.
4397 (expand_task_call): New function.
4398 (struct omp_taskcopy_context): New type.
4399 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
4401 (lower_omp_parallel): Rename to...
4402 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
4403 Call create_task_copyfn if srecord_type is needed. Adjust
4405 (task_shared_vars): New variable.
4406 (check_omp_nesting_restrictions): Warn if work-sharing,
4407 barrier, master or ordered region is closely nested inside OMP_TASK.
4408 Add warnings for barrier if closely nested inside of work-sharing,
4409 ordered, or master region.
4410 (scan_omp_1): Call check_omp_nesting_restrictions even for
4411 GOMP_barrier calls. Rename parallel_nesting_level to
4412 taskreg_nesting_level. Handle OMP_TASK.
4413 (lower_lastprivate_clauses): Even if some lastprivate is found on a
4414 work-sharing construct, continue looking for them on parent parallel
4416 (lower_omp_for_lastprivate): Add lastprivate clauses
4417 to the beginning of dlist rather than end. Adjust for struct
4418 omp_for_data changes.
4419 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
4420 not after it. Handle collapsed OMP_FOR loops, adjust for
4421 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
4422 (get_ws_args_for): Adjust extract_omp_for_data caller.
4423 (scan_omp_for): Handle collapsed OMP_FOR
4424 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4425 (lower_omp_single_simple): If libgomp function doesn't return
4426 boolean_type_node, add comparison of the return value with 0.
4427 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
4428 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
4429 (parallel_nesting_level): Rename to...
4430 (taskreg_nesting_level): ... this.
4431 (is_taskreg_ctx): New function.
4432 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
4434 (execute_lower_omp): Rename parallel_nesting_level to
4435 taskreg_nesting_level.
4436 (expand_omp_parallel): Rename to...
4437 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
4438 Call omp_task_call for OMP_TASK regions.
4439 (expand_omp): Adjust caller, handle OMP_TASK.
4440 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
4442 * bitmap.c (bitmap_default_obstack_depth): New variable.
4443 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
4444 if argument is NULL and bitmap_default_obstack is already initialized.
4445 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
4447 * matrix-reorg.c (matrix_reorg): Likewise.
4449 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
4451 * config/i386/i386.md (*indirect_jump): Macroize using P
4452 mode iterator. Remove !TARGET_64BIT from insn constraints.
4453 (*tablejump_1): Ditto.
4454 (*indirect_jump_rex64): Remove insn pattern.
4455 (*tablejump_1_rex64): Ditto.
4456 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
4457 and eh_return_si insn patterns.
4459 2008-06-06 Richard Guenther <rguenther@suse.de>
4461 * tree-ssa-structalias.c (merge_smts_into): Remove.
4462 (find_what_p_points_to): Do not bother to compute the
4463 points-to set for pt_anything pointers.
4464 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
4465 for pt_anything pointers is ok.
4467 2008-06-06 Jan Hubicka <jh@suse.cz>
4469 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
4471 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4473 * cgraph.c: Fix typos in comments.
4474 (cgraph_availability_names): Fix string typo.
4475 * fold-const.c: Fix typos in comments.
4476 (fold_binary): Fix typo in warning.
4477 * genautomata.c: Fix typos in comments.
4478 (check_presence_pattern_sets): Fix typo in local variable.
4479 (output_description): Fix typo in output.
4480 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
4481 * hwint.h: Likewise.
4482 * matrix-reorg.c (check_allocation_function): Likewise.
4483 * omega.c (smooth_weird_equations): Likewise.
4484 * auto-inc-dec.c: Fix typos in comments.
4485 * bb-reorder.c: Likewise.
4486 * builtins.c: Likewise.
4487 * c-common.c: Likewise.
4488 * c-cppbuiltin.c: Likewise.
4489 * c-parser.c: Likewise.
4490 * c-pretty-print.c: Likewise.
4491 * cfgcleanup.c: Likewise.
4492 * cfgexpand.c: Likewise.
4493 * cfghooks.c: Likewise.
4494 * cfglayout.c: Likewise.
4495 * cfgloopmanip.c: Likewise.
4496 * cgraphunit.c: Likewise.
4497 * coverage.c: Likewise.
4498 * dbxout.c: Likewise.
4499 * df-byte-scan.c: Likewise.
4500 * df-core.c: Likewise.
4501 * df-problems.c: Likewise.
4502 * df-scan.c: Likewise.
4504 * dominance.c: Likewise.
4505 * domwalk.c: Likewise.
4507 * dwarf2out.c: Likewise.
4508 * emit-rtl.c: Likewise.
4509 * et-forest.c: Likewise.
4510 * function.c: Likewise.
4511 * function.h: Likewise.
4513 * gcov-io.c: Likewise.
4516 * genattrtab.c: Likewise.
4517 * ggc-page.c: Likewise.
4518 * gimplify.c: Likewise.
4519 * gthr-lynx.h: Likewise.
4520 * haifa-sched.c: Likewise.
4521 * ipa-cp.c: Likewise.
4522 * ipa-inline.c: Likewise.
4523 * ipa-prop.h: Likewise.
4524 * ipa-pure-const.c: Likewise.
4525 * ipa-struct-reorg.c: Likewise.
4526 * ipa-struct-reorg.h: Likewise.
4527 * ipa-type-escape.c: Likewise.
4529 * loop-doloop.c: Likewise.
4530 * mips-tfile.c: Likewise.
4531 * mkmap-flat.awk: Likewise.
4532 * mkmap-symver.awk: Likewise.
4533 * modulo-sched.c: Likewise.
4534 * omp-low.c: Likewise.
4535 * optabs.c: Likewise.
4536 * optabs.h: Likewise.
4538 * passes.c: Likewise.
4539 * postreload-gcse.c: Likewise.
4540 * postreload.c: Likewise.
4541 * predict.c: Likewise.
4542 * pretty-print.h: Likewise.
4543 * profile.c: Likewise.
4544 * protoize.c: Likewise.
4545 * ra-conflict.c: Likewise.
4547 * recog.c: Likewise.
4548 * regclass.c: Likewise.
4550 * reload.c: Likewise.
4551 * rtl-error.c: Likewise.
4552 * rtlanal.c: Likewise.
4554 * sched-rgn.c: Likewise.
4557 * target.h: Likewise.
4558 * tree-dfa.c: Likewise.
4559 * tree-eh.c: Likewise.
4560 * tree-flow-inline.h: Likewise.
4561 * tree-inline.c: Likewise.
4562 * tree-into-ssa.c: Likewise.
4563 * tree-loop-distribution.c: Likewise.
4564 * tree-nested.c: Likewise.
4565 * tree-parloops.c: Likewise.
4566 * tree-pass.h: Likewise.
4567 * tree-pretty-print.c: Likewise.
4568 * tree-profile.c: Likewise.
4569 * tree-scalar-evolution.c: Likewise.
4570 * tree-sra.c: Likewise.
4571 * tree-ssa-alias-warnings.c: Likewise.
4572 * tree-ssa-ccp.c: Likewise.
4573 * tree-ssa-coalesce.c: Likewise.
4574 * tree-ssa-dom.c: Likewise.
4575 * tree-ssa-dse.c: Likewise.
4576 * tree-ssa-forwprop.c: Likewise.
4577 * tree-ssa-live.c: Likewise.
4578 * tree-ssa-live.h: Likewise.
4579 * tree-ssa-loop-im.c: Likewise.
4580 * tree-ssa-loop-ivopts.c: Likewise.
4581 * tree-ssa-loop-niter.c: Likewise.
4582 * tree-ssa-loop-prefetch.c: Likewise.
4583 * tree-ssa-phiopt.c: Likewise.
4584 * tree-ssa-phiprop.c: Likewise.
4585 * tree-ssa-sccvn.c: Likewise.
4586 * tree-ssa-ter.c: Likewise.
4587 * tree-ssa-threadupdate.c: Likewise.
4588 * tree-ssa.c: Likewise.
4589 * tree-vect-analyze.c: Likewise.
4590 * tree-vect-transform.c: Likewise.
4591 * tree-vectorizer.c: Likewise.
4592 * tree-vn.c: Likewise.
4593 * tree-vrp.c: Likewise.
4595 * tree.def: Likewise.
4597 * unwind-dw2-fde.c: Likewise.
4598 * unwind.inc: Likewise.
4599 * value-prof.c: Likewise.
4600 * vmsdbgout.c: Likewise.
4602 2008-06-05 David Edelsohn <edelsohn@gnu.org>
4604 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
4605 always place FP constants in the TOC for TARGET_POWERPC64.
4606 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
4608 2008-06-05 Joseph Myers <joseph@codesourcery.com>
4610 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
4611 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
4612 enable for TARGET_E500_DOUBLE.
4613 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
4614 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
4615 floating-point modes like integer modes for E500 double.
4616 (rs6000_legitimate_offset_address_p): Likewise.
4617 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
4618 addressing for DDmode for E500 double.
4619 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
4620 modes as using 64-bits of registers for E500 double.
4621 (spe_build_register_parallel): Do not handle DDmode or TDmode.
4622 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
4623 specially for E500 double.
4624 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
4625 TDmode for E500 double.
4626 (rs6000_gimplify_va_arg): Only handle SDmode in registers
4627 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
4628 (rs6000_split_multireg_move): Do not handle TDmode specially for
4630 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
4631 using 64-bit registers for E500 double.
4632 (emit_frame_save): Do not handle DDmode specially for E500 double.
4633 (gen_frame_mem_offset): Likewise.
4634 (rs6000_function_value): Do not call spe_build_register_parallel
4635 for DDmode or TDmode.
4636 (rs6000_libcall_value): Likewise.
4637 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
4638 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
4641 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
4643 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
4646 2008-06-04 Junjie Gu <jgu@tensilica.com>
4648 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
4649 comparison for frame pointers.
4651 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
4654 * config/avr/avr.h (PUSH_ROUNDING): Remove.
4656 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
4659 * builtins.c (expand_builtin_signbit): Don't take lowpart when
4660 register is already smaller or equal to required mode.
4662 2008-06-04 Xinliang David Li <davidxl@google.com>
4664 * tree-call-cdce.c: New file.
4665 (cond_dead_built_in_calls): New static variable.
4666 (input_domain): New struct.
4667 (check_pow): New function.
4668 (check_builtin_call): Ditto.
4669 (check_target_format): Ditto.
4670 (is_call_dce_candidate): Ditto.
4671 (gen_one_condition): Ditto.
4672 (gen_conditions_for_domain): Ditto.
4673 (get_domain): Ditto.
4674 (gen_conditions_for_pow_cst_base): Ditto.
4675 (gen_conditions_for_pow_int_base): Ditto.
4676 (gen_conditions_for_pow): Ditto.
4677 (get_no_error_domain): Ditto.
4678 (gen_shrink_wrap_conditions): Ditto.
4679 (shrink_wrap_one_built_in_call): Ditto.
4680 (shink_wrap_conditional_dead_built_in_calls): Ditto.
4681 (tree_call_cdce): Ditto.
4682 (gate_call_cdce): Ditto.
4683 (pass_call_cdce): New gimple pass.
4684 * passes.c: (init_optimization_passes): New pass.
4685 * tree-pass.h: New pass declaration.
4686 * opts.c (decode_options): New flag setting.
4687 * common.opt: Add -ftree-builtin-call-dce flag.
4688 * Makefile.in: Add new source file.
4689 * tempvar.def: New tv_id.
4690 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
4692 2008-06-04 Richard Guenther <rguenther@suse.de>
4694 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
4695 (is_call_clobbered): Always check var_ann->call_clobbered.
4696 (mark_call_clobbered): Always set var_ann->call_clobbered.
4697 (clear_call_clobbered): Always clear var_ann->call_clobbered.
4698 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
4699 (reset_alias_info): Clear call clobbering info on MTAGs and
4701 (set_pt_anything): Set pt_global_mem.
4702 (create_tag_raw): Adjust comment.
4703 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
4705 2008-06-04 Joseph Myers <joseph@codesourcery.com>
4706 Maxim Kuvyrkov <maxim@codesourcery.com>
4708 * config/m68k/m68k.opt (mxgot): New option.
4709 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
4710 (m68k_output_addr_const_extra): New.
4711 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
4712 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
4713 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
4714 * doc/invoke.texi (M680x0 Options): Document -mxgot.
4716 2008-06-04 Richard Guenther <rguenther@suse.de>
4718 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
4719 negative or non-representable offsets.
4721 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
4723 * config/i386/i386.c (ix86_gen_leave): New.
4724 (ix86_gen_pop1): Likewise.
4725 (ix86_gen_add3): Likewise.
4726 (ix86_gen_sub3): Likewise.
4727 (ix86_gen_sub3_carry): Likewise.
4728 (ix86_gen_one_cmpl2): Likewise.
4729 (ix86_gen_monitor): Likewise.
4730 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
4731 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
4732 ix86_gen_one_cmpl2 and ix86_gen_monitor.
4733 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
4734 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
4735 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
4736 (ix86_expand_epilogue): Updated.
4737 (print_operand): Handle integer register operand for 'z'.
4738 (ix86_expand_strlensi_unroll_1): Likewise.
4739 (ix86_expand_strlen): Likewise.
4740 (ix86_expand_builtin): Likewise.
4741 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
4742 mov{q}/mov{l} and add{q}/add{l}.
4744 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
4746 * config/i386/i386.md (P): New mode iterator.
4747 (SFmode push_operand splitter): Macroize DImode and SImode pushes
4748 using P mode iterator.
4749 (DFmode push_operand splitter): Ditto.
4750 (XFmode push_operand splitter): Ditto.
4751 (DFmode float_extend SFmode push_operand splitter): Ditto.
4752 (XFmode float_extend SFmode push_operand splitter): Do not generate
4753 SImode pushes for 64bit target. Macroize Dimode and SImode
4754 pushes using P mode iterator.
4755 (XFmode float_extend DFmode push_operand splitter): Ditto.
4757 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
4759 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
4760 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
4761 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
4763 (ix86_call_abi_override): Remove check for call_used_regs.
4765 2008-06-03 Richard Guenther <rguenther@suse.de>
4767 * tree-ssa-structalias.c (find_func_aliases): Add constraints
4768 for the lhs of calls if the return type contains pointers.
4770 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
4772 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
4773 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
4774 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
4775 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
4776 of cfun and DEFAULT_ABI to deceide abi mode.
4778 (REG_PARM_STACK_SPACE): Removed.
4779 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
4780 (STACK_BOUNDARY): Use default target to deceide stack boundary.
4781 * config/i386/i386-protos.h (ix86_cfun_abi): New.
4782 (ix86_function_abi): Likewise.
4783 (ix86_function_type_abi): Likewise.
4784 (ix86_call_abi_override): Likewise.
4785 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
4786 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
4787 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
4788 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
4790 (X86_64_REGPARM_MAX): New.
4791 (X86_64_SSE_REGPARM_MAX): New.
4792 (X64_REGPARM_MAX): New.
4793 (X64_SSE_REGPARM_MAX): New.
4794 (X86_32_REGPARM_MAX): New.
4795 (X86_32_SSE_REGPARM_MAX): New.
4796 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
4797 (ix86_function_regparm): Handle user calling abi.
4798 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
4799 by DEFAULT_ABI versus SYSV_ABI check.
4800 (ix86_reg_parm_stack_space): New.
4801 (ix86_function_type_abi): New.
4802 (ix86_call_abi_override): New.
4803 (ix86_function_abi): New.
4804 (ix86_cfun_abi): New.
4805 (init_cumulative_args): Call abi specific initialization.
4806 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
4807 (function_arg_64): Extend SSE_REGPARM_MAX check.
4808 (function_arg (): Remove TARGET_64BIT_MS_ABI.
4809 (ix86_pass_by_reference): Likewise.
4810 (ix86_function_value_regno_p): Likewise.
4811 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
4812 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
4813 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
4814 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
4815 (setup_incoming_varargs_64): Adjust regparm for call abi.
4816 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
4817 (ix86_va_start): Likewise.
4818 (ix86_gimplify_va_arg): Likewise.
4819 (ix86_expand_prologue): Likewise.
4820 (output_pic_addr_const): Likewise.
4821 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
4822 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
4823 (x86_output_mi_thunk): Likewise.
4824 (x86_function_profiler): Likewise.
4825 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
4826 (SYSV_ABI, MS_ABI): New constants.
4828 (init_regs): Add prototype of function in regclass.c file.
4829 (OVERRIDE_ABI_FORMAT): New.
4830 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
4831 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
4832 (OUTGOING_REG_PARM_STACK_SPACE): New.
4833 (ix86_reg_parm_stack_space): New prototype.
4834 (CUMULATIVE_ARGS): Add call_abi member.
4835 (machine_function): Add call_abi member.
4836 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
4837 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
4839 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
4842 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
4843 (avr_builtin_setjmp_frame_value): New function.
4844 * config/avr/avr.md (nonlocal_goto_receiver): Define.
4845 (nonlocal_goto): Define.
4847 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
4849 * config/mips/mips.c (mips_emit_loadgp): Return early if
4850 there is nothing do to, otherwise emit a blockage if
4851 !TARGET_EXPLICIT_RELOCS || crtl->profile.
4852 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
4854 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4856 * configure.ac: Drop unneeded backslash ending up in config.in.
4857 * acinclude.m4: Likewise.
4858 * config.in: Regenerate.
4860 2008-05-26 Jan Hubicka <jh@suse.cz>
4862 * predict.c (maybe_hot_frequency_p): Break out of...
4863 (maybe_hot_bb_p): ... here.
4864 (maybe_hot_edge_p): New.
4865 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
4866 * basic-block.h (maybe_hot_edge_p): Declare.
4868 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
4870 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
4871 (*cmpfp_<mode>_cc): Ditto.
4872 (*fp_jcc_8<mode>_387): Ditto.
4873 (*fop_<MODEF:mode>_2_i387): Ditto.
4874 (*fop_<MODEF:mode>_3_i387): Ditto.
4875 (*fop_xf_2_i387): Ditto.
4876 (*fop_xf_3_i387): Ditto.
4878 2008-06-02 Tomas Bily <tbily@suse.cz>
4880 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
4882 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4884 * config/mips/mips.c (mips_valid_offset_p): New function.
4885 (mips_valid_lo_sum_p): Likewise.
4886 (mips_classify_address): Use them.
4887 (mips_force_address): New function.
4888 (mips_legitimize_address): Use it.
4889 * config/mips/mips.md (MOVE128): New mode iterator.
4890 (movtf): Require TARGET_64BIT. Remove empty strings.
4891 (*movtf_internal): Rename to...
4892 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
4893 of "R" and use {,fp}{load,store} attributes instead of "multi".
4894 Use a separate define_split.
4895 (*movtf_mips16): New pattern.
4897 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4899 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
4900 * config/mips/mips.c (mips_expand_before_return): New function.
4901 (mips_expand_epilogue): Call it.
4902 * config/mips/mips.md (return): Turn into a define_expand.
4903 (*return): New insn.
4905 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4907 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
4908 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
4909 functions. Do not emit uses and clobbers of CONCATs; individually
4910 use and clobber their operands.
4911 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
4912 gen_clobber, emit_use and gen_use.
4913 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
4914 (expand_builtin_return): Likewise.
4915 * cfgbuild.c (count_basic_blocks): Likewise.
4916 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
4917 * explow.c (emit_stack_restore): Likewise.
4918 * expmed.c (extract_bit_field_1): Likewise.
4919 * expr.c (convert_move, emit_move_complex_parts): Likewise.
4920 (emit_move_multi_word, store_constructor): Likewise.
4921 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
4922 (thread_prologue_and_epilogue_insns): Likewise.
4923 * lower-subreg.c (resolve_simple_move): Likewise.
4924 * optabs.c (widen_operand, expand_binop): Likewise.
4925 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
4926 * reload.c (find_reloads): Likewise.
4927 * reload1.c (eliminate_regs_in_insn): Likewise.
4928 * stmt.c (expand_nl_goto_receiver): Likewise.
4929 * config/alpha/alpha.md (builtin_longjmp): Likewise.
4930 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
4931 * config/arm/arm.c (arm_load_pic_register): Likewise.
4932 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
4933 * config/arm/arm.md (untyped_return): Likewise.
4934 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
4935 * config/avr/avr.c (expand_prologue): Likewise.
4936 * config/bfin/bfin.c (do_unlink): Likewise.
4937 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
4938 * config/cris/cris.c (cris_expand_prologue): Likewise.
4939 * config/darwin.c (machopic_indirect_data_reference): Likewise.
4940 (machopic_legitimize_pic_address): Likewise.
4941 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
4942 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
4943 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
4944 (ix86_expand_convert_uns_didf_sse): Likewise.
4945 (ix86_expand_vector_init_general): Likewise.
4946 * config/ia64/ia64.md (eh_epilogue): Likewise.
4947 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
4948 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
4949 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
4950 (config/iq2000/iq2000.c): Likewise.
4951 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4952 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
4953 (builtin_longjmp): Likewise.
4954 * config/mn10300/mn10300.md (call, call_value): Likewise.
4955 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
4956 * config/pdp11/pdp11.md (abshi2): Likewise.
4957 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4958 * config/s390/s390.c (s390_emit_prologue): Likewise.
4959 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
4960 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
4961 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
4962 * config/sh/sh.c (prepare_move_operands): Likewise.
4963 (output_stack_adjust, sh_expand_epilogue): Likewise.
4964 (sh_set_return_address, sh_expand_t_scc): Likewise.
4965 * config/sparc/sparc.c (load_pic_register): Likewise.
4966 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
4967 * config/spu/spu.c (spu_expand_epilogue): Likewise.
4968 * config/v850/v850.c (expand_epilogue): Likewise.
4970 2008-05-31 Anatoly Sokolov <aesok@post.ru>
4972 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
4973 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
4974 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
4975 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
4976 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
4977 stack pointer register.
4978 (output_movhi): Remove code for interrupt specific writing to the
4979 stack pointer register.
4981 2008-05-31 Richard Guenther <rguenther@suse.de>
4983 PR tree-optimization/34244
4984 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
4985 (tree_expr_nonzero_warnv_p): Likewise.
4986 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4987 ssa_name_nonnegative_p.
4988 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
4989 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
4990 not tree_expr_nonzero_warnv_p.
4992 PR tree-optimization/36262
4994 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
4996 PR tree-optimization/34244
4997 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
4998 (record_numbers_of_iterations): New function.
4999 (execute_vrp): Cache the numbers of iterations of loops.
5000 * tree-scalar-evolution.c (scev_reset_except_niters):
5002 (scev_reset): Use scev_reset_except_niters.
5003 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
5005 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
5007 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5008 __WORKAROUND_RETS when appropriate.
5010 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5012 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
5013 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
5015 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
5016 *fop_df_comm_sse insn patterns using MODEF mode iterator.
5017 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
5018 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
5019 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
5020 *fop_df_1_mixed insn patterns using MODEF mode iterator.
5021 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
5022 *fop_df_1_sse insn patterns using MODEF mode iterator.
5023 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
5024 *fop_df_1_i387 insn patterns using MODEF mode iterator.
5025 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
5026 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
5027 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
5028 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
5029 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
5030 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
5031 (*fop_xf_4_i387): Use <MODE> for mode attribute.
5032 (*fop_xf_5_i387): Ditto.
5033 (*fop_xf_6_i387): Ditto.
5035 2008-05-30 Richard Guenther <rguenther@suse.de>
5037 * builtins.c (build_string_literal): Avoid generating
5038 a non-gimple_val result.
5040 2008-05-30 DJ Delorie <dj@redhat.com>
5042 * exec-tool.in: Use an environment variable (private) instead of a
5043 file (shared) as a semaphore, so as to not break parallel builds.
5045 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5047 * optabs.c (maybe_encapsulate_block): Remove.
5048 (emit_libcall_block): Adjust accordingly.
5049 * optabs.h (maybe_encapsulate_block): Remove prototype.
5051 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
5052 Don't use maybe_encapsulate_block.
5054 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5056 * config/rs6000/rs6000.c (rs6000_legitimize_address,
5057 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
5058 rtx is a SYMBOL_REF before calling get_pool_constant.
5060 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
5062 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
5064 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
5066 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
5067 rather than OS names to choose INO_T_EQ definition.
5068 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
5069 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
5071 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
5074 * config/darwin-f.c: New.
5075 * config/t-darwin: Added rule to build darwin-f.o.
5076 * config.gcc: Defined new variable, fortran_target_objs.
5077 (*-*-darwin*): Set fortran_target_objs.
5078 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
5079 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
5080 * configure: Regenerated.
5082 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
5085 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
5086 canonical type if needed.
5088 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
5090 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
5092 2008-05-29 Richard Guenther <rguenther@suse.de>
5094 PR tree-optimization/36343
5095 PR tree-optimization/36346
5096 PR tree-optimization/36347
5097 * tree-flow.h (clobber_what_p_points_to): Declare.
5098 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
5099 pointed-to variable is dereferenced is irrelevant to whether
5100 the pointer can access the pointed-to variable.
5101 (clobber_what_p_points_to): New function.
5102 * tree-ssa-alias.c (set_initial_properties): Use it.
5103 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
5104 call clobber check for NMTs.
5106 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5108 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
5109 for printing gcov_type.
5111 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5113 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
5114 and the eh region information.
5115 * value-prof.c (gimple_move_stmt_histograms): New function.
5116 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
5118 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
5120 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
5122 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5124 * value-prof.c (tree_ic_transform): Print counts.
5125 * tree-profile.c (tree_gen_ic_func_profiler):
5126 Clear __gcov_indreict_call_callee variable to avoid misattribution
5129 2008-05-28 Rafael Espindola <espindola@google.com>
5131 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
5134 2008-05-28 Richard Guenther <rguenther@suse.de>
5136 PR tree-optimization/36339
5137 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
5138 and clobbering code out of the loop.
5140 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5142 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
5145 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
5146 s390_contiguous_bitmask_p, s390_symref_operand_p,
5147 s390_check_symref_alignment, s390_reload_larl_operand,
5148 s390_reload_symref_address): New functions.
5149 (s390_branch_condition_mnemonic): Support compare and branch
5151 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
5152 and 'W' constraints.
5153 (s390_secondary_reload): Add secondary reloads for unaligned
5154 symbol refs or symbol refs to floating point or QI/TI mode
5156 (legitimate_address_p): Accept symbol references as addresses.
5157 (s390_expand_insv): Use rotate and insert selected bits
5158 instruction for insv when building for z10.
5159 (print_operand_address): Handle symbol ref addresses.
5160 (print_operand): Output modifier 'c' added for signed byte values.
5161 (s390_encode_section_info): Mark symbol refs with
5162 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
5164 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
5165 (length attribute): RRF, RRR have 4 byte length.
5166 (FPALL, INTALL): New mode iterators added.
5167 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
5168 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
5169 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
5170 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
5171 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
5172 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
5173 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
5174 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
5176 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
5177 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
5178 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
5179 reload<INTALL:mode><P:mode>_toreg_z10,
5180 reload<FPALL:mode><P:mode>_tomem_z10,
5181 reload<FPALL:mode><P:mode>_toreg_z10,
5182 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
5183 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
5184 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
5185 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
5187 (movmem, clrmem, cmpmem): New splitters added.
5189 * config/s390/predicates.md (larl_operand): Use
5190 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
5191 SYMBOL_REF_ALIGN1_P.
5192 (s390_signed_integer_comparison,
5193 s390_unsigned_integer_comparison): New predicates.
5195 * config/s390/s390-protos.h (s390_check_symref_alignment,
5196 s390_contiguous_bitmask_p, s390_reload_larl_operand,
5197 s390_reload_symref_address,
5198 s390_compare_and_branch_condition_mask): Prototypes added.
5200 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
5201 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
5202 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
5204 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5206 * config/s390/s390.c (z10_cost): New cost function for z10.
5207 (s390_handle_arch_option, override_options): Support -march=z10 switch.
5208 (s390_issue_rate): Adjust issue rate for z10.
5209 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
5210 (processor_flags): Add PF_Z10.
5211 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
5212 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
5213 * gcc/config.gcc: Add z10.
5215 2008-05-28 Richard Guenther <rguenther@suse.de>
5217 PR tree-optimization/36291
5218 * tree-flow. h (struct gimple_df): Remove var_anns member.
5219 * tree-flow-inline.h (gimple_var_anns): Remove.
5220 (var_ann): Simplify.
5221 * tree-dfa.c (create_var_ann): Simplify.
5222 (remove_referenced_var): Clear alias info from var_anns of globals.
5223 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
5224 (delete_tree_ssa): Clear alias info from var_anns of globals.
5225 Do not free var_anns.
5226 (var_ann_eq): Remove.
5227 (var_ann_hash): Likewise.
5229 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
5231 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
5232 and loongson2f entries.
5233 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
5234 * config/mips/mips.h (processor_type): Add Loongson-2E
5235 and Loongson-2F entries.
5236 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
5237 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
5238 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
5239 * doc/invoke.texi (MIPS Options): Document loongson2e
5240 and loongson2f processor names.
5242 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5246 * config/i386/i386.c (ix86_function_arg_boundary): Use
5247 alignment of canonical type.
5248 (ix86_expand_vector_move): Check unaligned memory access for
5251 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5253 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
5254 Moved to the front of file.
5256 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
5257 H.J. Lu <hongjiu.lu@intel.com>
5259 * dwarf2out.c (current_fde): New.
5261 (lookup_cfa:): Likewise.
5262 (dwarf2out_end_epilogue): Likewise.
5263 (dwarf2out_note_section_used): Likewise.
5265 2008-05-27 Michael Matz <matz@suse.de>
5268 * c.opt (Wenum-compare): New warning option.
5269 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
5271 2008-05-27 Michael Matz <matz@suse.de>
5274 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
5276 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
5277 into memory as tail calls.
5279 2008-05-27 Richard Guenther <rguenther@suse.de>
5281 PR tree-optimization/36339
5282 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
5283 pointers cause all addressable variables to be call clobbered.
5285 2008-05-27 Richard Guenther <rguenther@suse.de>
5287 PR tree-optimization/36245
5288 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
5290 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5292 * config/s390/s390.md: Replace all occurences of the 'm'
5293 constraint with 'RT'.
5295 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5297 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
5299 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
5301 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
5302 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
5303 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
5305 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5307 * reload.c: (find_reloads): Skip alternatives according to the
5308 "enabled" attribute. Constify the constraint variable.
5309 * recog.c (get_attr_enabled): Add default implementation.
5310 (extract_insn): Set the alternative_enabled_p array
5311 in the recog_data struct.
5312 (preprocess_constraints, constrain_operands): Skip
5313 alternatives according to the "enabled" attribute
5314 * recog.h (struct recog_data): New field alternative_enabled_p.
5315 (skip_alternative): New inline function.
5316 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
5317 (record_reg_classes): Skip alternative according to the
5318 "enabled" attribute.
5320 * doc/md.texi: Add documention for the "enabled" attribute.
5322 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5324 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
5325 * postreload.c (reload_cse_simplify_operands): Replace 'm'
5326 constraint with TARGET_MEM_CONSTRAINT.
5327 * recog.c (asm_operand_ok, preprocess_constraints,
5328 constrain_operands): Likewise.
5329 * regclass.c (record_reg_classes): Likewise.
5330 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
5331 * reload1.c (maybe_fix_stack_asms): Likewise.
5332 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
5333 * recog.h: Adjust comment.
5334 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
5335 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
5336 * doc/md.texi: Add a note to description of 'm' constraint.
5337 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
5339 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
5341 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
5342 that the bitfield is of integral type before testing its precision.
5344 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5345 Sa Liu <saliu@de.ibm.com>
5347 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
5348 __modti3, __udivti3, __umodti3 and __udivmodti4.
5349 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
5350 that implement TImode mul and div functions.
5351 * config/spu/multi3.c: New. Implement __multi3.
5352 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
5353 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
5356 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
5358 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
5359 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
5360 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
5361 tls_sysv_suffix): New mode and mode attribute iterators.
5362 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
5363 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
5364 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
5365 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
5366 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
5369 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
5371 PR tree-optimization/36329
5372 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
5373 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
5374 * cgraphbuild.c (initialize_inline_failed): Use the latter
5375 macro in lieu of the former.
5376 * ipa-inline.c (cgraph_mark_inline): Likewise.
5377 (cgraph_decide_inlining_of_small_function): Likewise.
5378 (cgraph_decide_inlining): Likewise.
5379 (cgraph_decide_inlining_incrementally): Likewise.
5381 2008-05-26 Tristan Gingold <gingold@adacore.com>
5382 Anatoly Sokolov <aesok@post.ru>
5384 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
5385 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
5386 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
5387 optimization for 'avr6' architecture.
5389 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
5392 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
5394 2008-05-26 Richard Guenther <rguenther@suse.de>
5396 * tree-ssa-sccvn.c (expr_has_constants): Declare.
5397 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
5399 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
5402 * caller-save.c (insert_restore): Verify alignment of spill space.
5403 (insert_save): Likewise.
5404 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
5405 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
5406 (STACK_SLOT_ALIGNMENT): Likewise.
5407 * function.c (LOCAL_ALIGNMENT): Removed.
5408 (get_stack_local_alignment): New.
5409 (assign_stack_local): Use it. Set alignment on stack slot.
5410 (assign_stack_temp_for_type): Use get_stack_local_alignment.
5411 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
5412 (STACK_SLOT_ALIGNMENT): New.
5413 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
5414 stack slot in XFmode.
5416 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
5418 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
5421 * config/i386/i386.md (allocate_stack_worker_64): Make sure
5422 argument operand in rax isn't removed.
5424 2008-05-26 Richard Guenther <rguenther@suse.de>
5427 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
5428 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
5430 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
5433 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
5435 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
5437 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
5438 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
5440 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
5442 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
5443 build a trampoline if we don't want one.
5444 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
5445 return zero for nested functions if we don't want a trampoline.
5447 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
5449 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
5451 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
5454 * c.opt: Removed undocumented option '-lang-fortran'.
5455 * c-common.h: Removed global variable 'lang_fortran'.
5456 * c-opts.c (c_common_handle_option): Removed code to handle
5457 option '-lang-fortran'. Updated includes.
5458 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
5459 definition of '__GFORTRAN__'.
5460 (define__GNUC__): Reimplemented to use BASEVER and
5461 cpp_define_formatted.
5462 (builtin_define_with_value_n): Removed.
5463 * c-incpath.h: Renamed to ...
5464 * incpath.h: ... this.
5465 * c-incpath.c: Renamed to ...
5466 * incpath.c: ... this. Updated includes.
5467 * fix-header.c: Updated includes.
5468 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
5469 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
5470 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
5472 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
5474 * tree.h: Update the table of flags used on tree nodes.
5475 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
5476 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
5477 (FORCED_LABEL): Add access check.
5478 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
5479 (ASM_INPUT_P): Likewise.
5480 (ASM_VOLATILE_P): Likewise.
5481 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
5482 (OMP_SECTION_LAST): Access private_flag directly.
5483 (OMP_RETURN_NOWAIT): Likewise.
5484 (OMP_PARALLEL_COMBINED): Likewise.
5485 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
5486 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
5487 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
5488 deprecated_flag directly.
5490 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
5492 * final.c (frame_pointer_needed): Removed.
5493 * flags.h (frame_pointer_needed): Likewise.
5495 * function.h (rtl_data): Add frame_pointer_needed.
5496 (frame_pointer_needed): New.
5498 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
5500 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
5502 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
5504 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
5507 2008-05-25 Alan Modra <amodra@bigpond.net.au>
5509 * c-common.c (strip_array_types): Move function to..
5511 (get_inner_array_type): Delete.
5512 * c-common.h (strip_array_types): Move declaration to..
5514 (get_inner_array_type): Delete.
5515 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
5516 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
5517 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
5518 * config/pa/pa.c (emit_move_sequence): Likewise.
5520 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
5522 * config/i386/i386.md (*sse_prologue_save_insn): Set length
5525 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
5527 * function.c: Include target hook for nonlocal_goto frame value.
5529 2008-05-24 Richard Guenther <rguenther@suse.de>
5531 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
5532 variable can be only accessed through a pointer or a union.
5534 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5536 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
5537 * doc/extend.texi: Likewise.
5539 2008-05-23 DJ Delorie <dj@redhat.com>
5541 * config/m32c/jump.md (untyped_call): Add.
5543 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
5545 (m32c_address_cost): Detail costs for indirect offsets.
5547 2008-05-23 Rafael Espindola <espindola@google.com>
5549 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
5550 if a node is a SUBREG.
5551 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
5554 2008-05-23 Paul Brook <paul@codesourcery.com>
5555 Carlos O'Donell <carlos@codesourcery.com>
5557 * doc/extend.texi: Clarify use of __attribute__((naked)).
5558 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
5559 * target.h (gcc_target): Add allocate_stack_slots_for_args.
5560 * function.c (use_register_for_decl): Use
5561 targetm.calls.allocate_stack_slots_for_args.
5562 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
5563 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
5564 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
5566 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
5568 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
5570 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
5572 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
5573 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
5574 is only rounded once.
5576 2008-05-23 Richard Guenther <rguenther@suse.de>
5578 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
5580 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
5581 Jakub Jelinek <jakub@redhat.com>
5584 * configure.ac: Handle --enable-cld.
5585 * configure: Regenerated.
5586 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
5587 * config/i386/i386.h (struct machine_function): Add needs_cld field.
5588 (ix86_current_function_needs_cld): New define.
5589 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
5590 (cld): New isns pattern.
5591 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
5592 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
5593 * config/i386/i386.opt (mcld): New option.
5594 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
5595 TARGET_CLD and ix86_current_function_needs_cld.
5596 (override_options): Use -mcld by default for 32-bit code if
5599 * doc/install.texi (Options specification): Document --enable-cld.
5600 * doc/invoke.texi (Machine Dependent Options)
5601 [i386 and x86-64 Options]: Add -mcld option.
5602 (Intel 386 and AMD x86-64 Options): Document -mcld option.
5604 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
5605 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
5606 (return_in_memory_64): Likewise.
5607 (return_in_memory_ms_64): Likewise.
5609 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5611 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
5612 * builtins.c (fold_builtin_fpclassify): New.
5613 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
5614 * builtins.def (BUILT_IN_FPCLASSIFY): New.
5615 * c-common.c (handle_type_generic_attribute): Adjust to accept
5616 fixed arguments before an elipsis.
5617 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
5618 * doc/extend.texi: Document __builtin_fpclassify.
5620 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
5622 * omp-low.c (gate_expand_omp_ssa): Remove.
5623 (pass_expand_omp_ssa): Remove.
5624 (gate_expand_omp): Do not check for flag_openmp_ssa.
5625 * common.opt (-fopenmp-ssa): Remove.
5626 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
5628 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
5630 * config/sh/sh.opt (mfixed-range): New option.
5631 * config/sh/sh-protos.h (sh_fix_range): Declare.
5632 * config/sh/sh.c (sh_fix_range): New function.
5633 * config/sh/sh.h (sh_fixed_range_str): Declare.
5634 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
5636 * doc/invoke.texi (SH Options): Document -mfixed-range.
5638 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
5640 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
5641 it before the redeclaration.
5643 2008-05-22 Anatoly Sokolov <aesok@post.ru>
5645 * config/avr/avr.c (get_sequence_length): Add new function.
5646 (expand_prologue, expand_epilogue): Remove duplicate code.
5648 2008-05-22 Rafael Espindola <espindola@google.com>
5650 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
5653 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
5655 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
5656 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
5658 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
5659 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
5660 (vect_update_misalignment_for_peel): Likewise.
5661 (vector_alignment_reachable_p): Likewise.
5662 * tree-vect-transform.c (vectorizable_load): Likewise.
5663 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
5664 (get_vectype_for_scalar_type): Pass mode of scalar_type
5665 to UNITS_PER_SIMD_WORD.
5667 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
5668 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
5669 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
5670 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
5671 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
5673 2008-05-22 Ira Rosen <irar@il.ibm.com>
5675 PR tree-optimization/36293
5676 * tree-vect-transform.c (vect_transform_strided_load): Don't check
5677 if the first load must be skipped because of a gap.
5679 2008-05-22 Richard Guenther <rguenther@suse.de>
5681 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
5682 more cases of offset disambiguation that is possible if
5683 strict-aliasing rules apply.
5684 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
5685 for basic offset and type-based disambiguation.
5687 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5689 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
5690 ix86_expand_vector_set on V16QImode for SSE4.1.
5692 2008-05-21 Tom Tromey <tromey@redhat.com>
5694 * c.opt (Wimport): Mark as undocumented.
5695 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
5697 (Warning Options): Likewise.
5698 * doc/cppopts.texi: Don't mention -Wimport.
5700 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
5702 PR tree-optimization/36287
5703 PR tree-optimization/36286
5704 * lambda-code.c (build_access_matrix): Do not use the loop->num
5705 for computing the number of induction variables: use the loop depth
5708 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
5711 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
5712 option -f(no-)leading-underscore.
5714 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5716 * config/i386/i386.c (ix86_expand_vector_init_general): Use
5717 GET_MODE_NUNITS (mode).
5719 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
5721 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
5722 (-mmulhw): Add 464 to description.
5723 (-mdlmzb): Likewise.
5724 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
5725 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
5727 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
5728 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
5729 * config/rs6000/rs6000.md: Update comments for 464.
5731 2008-05-21 Janis Johnson <janis187@us.ibm.com>
5733 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
5735 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5737 * config/i386/sse.md (vec_extractv4sf): Removed.
5738 (vec_extractv2df): Likewise.
5739 (vec_extractv2di): Likewise.
5740 (vec_extractv4si): Likewise.
5741 (vec_extractv8hi): Likewise.
5742 (vec_extractv16qi): Likewise.
5743 (vec_extract<mode>): New.
5745 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5747 * config/i386/sse.md (vec_setv4sf): Removed.
5748 (vec_setv2df): Likewise.
5749 (vec_setv2di): Likewise.
5750 (vec_setv4si): Likewise.
5751 (vec_setv8hi): Likewise.
5752 (vec_setv16qi): Likewise.
5753 (vec_set<mode>): New.
5755 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5757 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
5758 goto for vec_concat and vec_interleave.
5760 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5762 * config/i386/sse.md (vec_initv4sf): Removed.
5763 (vec_initv2df): Likewise.
5764 (vec_initv2di): Likewise.
5765 (vec_initv4si): Likewise.
5766 (vec_initv8hi): Likewise.
5767 (vec_initv16qi): Likewise.
5768 (vec_init<mode>): New.
5770 2008-05-21 Joseph Myers <joseph@codesourcery.com>
5772 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
5774 2008-05-21 Tom Tromey <tromey@redhat.com>
5776 * ggc-zone.c (lookup_page_table_if_allocated): New function.
5777 (zone_find_object_offset): Likewise.
5778 (gt_ggc_m_S): Likewise.
5779 (highest_bit): Likewise.
5780 * ggc-page.c (gt_ggc_m_S): New function.
5781 * stringpool.c (string_stack): Remove.
5782 (init_stringpool): Update.
5783 (ggc_alloc_string): Use ggc_alloc.
5784 (maybe_delete_ident): New function.
5785 (ggc_purge_stringpool): Likewise.
5786 (gt_ggc_m_S): Remove.
5787 * ggc-common.c (ggc_protect_identifiers): New global.
5788 (ggc_mark_roots): Call ggc_purge_stringpool. Use
5789 ggc_protect_identifiers.
5790 * ggc.h (ggc_protect_identifiers): Declare.
5791 (gt_ggc_m_S): Update.
5792 (ggc_purge_stringpool): Declare.
5793 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
5794 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
5796 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
5798 2008-05-21 David S. Miller <davem@davemloft.net>
5800 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
5803 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
5805 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
5808 2008-05-20 David Daney <ddaney@avtrex.com>
5810 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
5811 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
5812 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5813 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5814 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
5815 (atomic_hiqi_op): New define_code_iterator.
5816 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
5817 mips_expand_compare_and_swap_12.
5818 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
5819 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
5820 (sync_<optab><mode>, sync_old_<optab><mode>,
5821 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5822 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
5823 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
5824 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
5825 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
5826 (test_and_set_12): New insn.
5827 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
5828 sync_new_<optab><mode>, sync_old_nand<mode>,
5829 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
5830 clobber to operand 0 for SI and DI mode insns.
5831 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
5832 mips_gen_fn_4): New typedefs.
5833 (mips_gen_fn_ptrs): Define new union type.
5834 (mips_expand_compare_and_swap_12): Remove declaration.
5835 (mips_expand_atomic_qihi): Declare function.
5836 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
5837 (mips_expand_atomic_qihi): ... this. Use new generator function
5839 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
5840 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
5841 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
5842 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
5843 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
5844 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
5845 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
5846 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
5847 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
5848 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
5851 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
5853 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
5856 2008-05-20 Anatoly Sokolov <aesok@post.ru>
5858 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
5859 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
5860 (avr_attribute_table): Add 'OS_main' function attribute.
5861 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
5862 functions with 'OS_main' attribute.
5864 2008-05-20 Richard Guenther <rguenther@suse.de>
5866 PR tree-optimization/35204
5867 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
5868 helper, split out from ...
5869 (DFS): ... here. Make the DFS walk non-recursive.
5871 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
5872 Jan Sjodin <jan.sjodin@amd.com>
5874 PR tree-optimization/36181
5875 * tree-parloops.c (loop_has_vector_phi_nodes): New.
5876 (parallelize_loops): Don't parallelize when the loop has vector
5879 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5880 Sebastian Pop <sebastian.pop@amd.com>
5882 * tree-loop-linear.c (gather_interchange_stats): Look in the access
5883 matrix, and never look at the tree representation of the memory
5885 (linear_transform_loops): Computes parameters and access matrices.
5886 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
5888 (access_matrix_get_index_for_parameter): New.
5889 * tree-data-ref.h (struct access_matrix): New.
5890 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
5891 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
5892 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
5893 am_vector_index_for_loop): New.
5894 (struct data_reference): Add field access_matrix.
5895 (DR_ACCESS_MATRIX): New.
5896 (compute_data_dependences_for_loop): Update declaration.
5897 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
5898 * lambda.h (lambda_vector_vec_p): Declared.
5899 * lambda-code.c: Depend on pointer-set.h.
5900 (lambda_collect_parameters_from_af, lambda_collect_parameters,
5901 av_for_af_base, av_for_af, build_access_matrix,
5902 lambda_compute_access_matrices): New.
5903 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
5905 2008-05-20 Joseph Myers <joseph@codesourcery.com>
5907 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
5910 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5911 Sebastian Pop <sebastian.pop@amd.com>
5913 PR tree-optimization/36206
5914 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
5916 (instantiate_scev_1): Rename flags to fold_conversions.
5917 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
5918 outeside instantiation_loop.
5919 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
5920 (evolution_function_is_affine_or_constant_p): Removed.
5921 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
5923 (analyze_siv_subscript): Pass in the loop nest number.
5924 Call evolution_function_is_affine_in_loop instead of
5925 evolution_function_is_affine_p.
5926 (analyze_overlapping_iterations): Pass in the loop nest number.
5928 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5929 Sebastian Pop <sebastian.pop@amd.com>
5931 PR tree-optimization/36206
5932 * tree-chrec.h (chrec_fold_op): New.
5933 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
5936 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
5938 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
5940 (remove_duplicates): Do not set inode on non-inode systems.
5943 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
5945 * config.gcc (tm_file): Update comments about relative pathnames.
5947 2008-05-20 Richard Guenther <rguenther@suse.de>
5949 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
5950 * tree-ssa-sccvn.c (process_scc): Likewise.
5951 * tree-ssa-sink.c (execute_sink_code): Likewise.
5952 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
5953 * tree-vrp.c (process_assert_insertions): Likewise.
5954 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5955 (perform_tree_ssa_dce): Likewise.
5956 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5957 (dump_dominator_optimization_stats): Likewise.
5958 * tree-vectorizer.c (vectorize_loops): Likewise.
5960 2008-05-20 Richard Guenther <rguenther@suse.de>
5962 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
5964 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
5966 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
5967 (ix86_i386elf_return_in_memory): Likewise.
5968 (ix86_i386interix_return_in_memory): Likewise.
5969 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
5970 (SUBTARGET_RETURN_IN_MEMORY): New.
5971 * config/i386/i386elf.h: Likewise.
5972 * config/i386/ptx4-i.h: Likewise.
5973 * config/i386/sol2-10.h: Likewise.
5974 * config/i386/sysv4.h: Likewise.
5975 * config/i386/vx-common.h: Likewise.
5976 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
5977 * config/i386/i386.c (ix86_return_in_memory): Made static and
5978 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
5979 (ix86_i386elf_return_in_memory): Removed.
5980 (ix86_i386interix_return_in_memory): Removed.
5981 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
5982 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
5984 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
5986 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
5988 2008-05-19 Xinliang David Li <davidxl@google.com>
5990 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
5992 * common.opt: Ditto.
5993 * doc/invoke.texi: Ditto.
5995 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
5997 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
5998 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
6000 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6002 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
6003 sizes of operand array from 8/4 to 4/2.
6004 (ix86_expand_vector_init_general): Change size of operand array
6005 from 32 to 16. Remove op0, op1 and half_mode.
6007 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6009 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
6010 (ix86_expand_vector_init_interleave): Likewise.
6011 (ix86_expand_vector_init_general): Use them. Assert
6012 word_mode == SImode when n_words == 4.
6014 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
6016 * config/i386/i386.c (ix86_secondary_reload): New static function.
6017 (TARGET_SECONDARY_RELOAD): New define.
6018 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6019 * config/i386/i386.md (reload_outqi): Remove.
6021 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6024 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
6025 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
6026 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
6027 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
6028 (fold_builtin_1): Likewise.
6029 * builtins.def (BUILT_IN_ISINF_SIGN): New.
6030 c-common.c (check_builtin_function_arguments): Handle
6031 BUILT_IN_ISINF_SIGN.
6032 * doc/extend.texi: Document __builtin_isinf_sign.
6033 * fold-const.c (operand_equal_p): Handle COND_EXPR.
6035 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
6037 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
6038 EH cleanup at the end of the pass, search for those that have been
6039 turned into forwarder blocks and do the cleanup on their successor.
6041 2008-05-18 Richard Guenther <rguenther@suse.de>
6043 * tree-cfg.c (verify_gimple_expr): Allow conversions from
6044 pointers to sizetype and vice versa.
6046 2008-05-18 Xinliang David Li <davidxl@google.com>
6048 * gcc/tree-ssa-dce.c: Coding style fix.
6049 (check_pow): Documentation comment.
6050 (check_log): Documenation comment. Coding style fix.
6051 (is_unnecessary_except_errno_call): Ditto.
6052 (gen_conditions_for_pow): Ditto.
6053 (gen_conditions_for_log): Ditto.
6054 (gen_shrink_wrap_conditions): Ditto.
6055 (shrink_wrap_one_built_in_calls): Ditto.
6056 * gcc/doc/invoke.texi: Better documentation string.
6057 * ChangeLog: Fix wrong change log entries from
6058 May 17 checkin on function call DCE.
6060 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
6062 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
6064 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6066 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
6067 * df-problems.c (simulation routines): Fixed block comment to
6068 properly say how to add forwards scanning functions.
6070 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6072 * tree-inline.c (setup_one_parameter): Remove dead code.
6074 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6076 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
6077 a BIT_AND_EXPR only for an INTEGER_TYPE.
6079 2008-05-17 Xinliang David Li <davidxl@google.com>
6081 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
6082 (check_pow, check_log, is_unnecessary_except_errno_call): New
6083 functions to check for eliminating math functions that are pure
6084 except for setting errno.
6085 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
6086 general condition expressions for shrink-wrapping pow/log calls.
6087 (gen_shrink_wrap_conditions): Ditto.
6088 (shrink_wrap_one_built_in_call): Ditto.
6089 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
6090 (mark_operand_necessary): If debugging, output if OP is necessary.
6091 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
6093 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
6095 * gcc/common.opt: New user flag -ftree-builtin-dce.
6096 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
6098 2008-05-16 David S. Miller <davem@davemloft.net>
6100 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
6101 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
6103 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
6106 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
6108 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6110 * ifcvt.c (dead_or_predicable): Rename
6111 df_simulate_one_insn_backwards to df_simulate_one_insn.
6112 * recog.c (peephole2_optimize): Ditto.
6113 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
6115 * df.h: Rename df_simulate_one_insn_backwards to
6116 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
6117 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
6118 scanning of defs and uses.
6119 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
6120 (df_simulate_one_insn_forwards): Removed.
6122 2008-05-16 Doug Kwan <dougkwan@google.com>
6124 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
6126 (real_from_string): Handle NaNs and Inf as approriate.
6128 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6130 * doc/gty.texi (Source Files Containing Type Information): Note
6131 that headers should appear first in the gtfiles list.
6133 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6135 * tree.def (COND_EXEC): Properly documented this code.
6137 2008-05-16 Diego Novillo <dnovillo@google.com>
6139 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
6140 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
6143 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6145 * tree-ssa-dse (max_stmt_uid): Removed.
6146 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
6147 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
6148 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
6149 * function.h (cfun.last_stmt_uid): New field.
6150 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
6151 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
6153 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
6154 (create_stmt_ann): Initialize the ann->uid field.
6155 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
6157 * tree-flow.h (renumber_gimple_stmt_uids): New function.
6159 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6161 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
6162 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
6163 (init_empty_tree_cfg): Call it.
6165 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6167 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
6170 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6172 * doc/invoke.text (-fdump-tree-*-verbose): New option.
6173 * tree-dump.c (dump_options): New verbose option.
6174 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
6176 * tree-pass.h (TDF_VERBOSE): New dump flag.
6177 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
6178 (tree-flow.h): Added include.
6179 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
6181 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
6183 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
6185 From Jie Zhang <jie.zhang@analog.com>
6186 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6187 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
6188 mcpu=bf561-none and mcpu=bf561-0.2.
6189 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6190 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6191 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6192 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6193 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
6194 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
6195 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
6197 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
6198 (cputype_selected): Remove.
6199 (bfin_handle_option): Don't use cputype_selected.
6200 (override_options): When no mcpu option, enable all workarounds.
6201 Don't use bfin_workarounds.
6202 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
6204 (DEFAULT_CPU_TYPE): Don't define.
6206 2008-05-16 Richard Guenther <rguenther@suse.de>
6208 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
6209 on deletion of the last stmt.
6211 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6213 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
6214 V8HImode for SSE2 and V16QImode for SSE4.1.
6216 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6218 * cgraph.h (compute_inline_parameters): Made public.
6219 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
6220 variable_generate_summary, function_write_summary,
6221 variable_write_summary, variable_read_summary. Added generate_summary,
6222 write_summary, read_summary.
6223 * cgraphunit.c (cgraph_process_new_functions): Changed call from
6224 pass_ipa_inline.function_generate_summary, to
6225 compute_inline_parameters.
6226 * ipa-inline.c (compute_inline_parameters): Made public and added
6228 (compute_inline_parameters_for_current): New function.
6229 (pass_inline_param): Now calls compute_inline_parameters_for_current.
6230 (inline_generate_summary): Removed parameter and made to loop over
6232 (pass_ipa_inline): Updated for new IPA_PASS structure.
6233 * passes.c (execute_ipa_summary_passes): Now is called once per
6234 pass rather than once per node*pass.
6236 2008-05-15 Anatoly Sokolov <aesok@post.ru>
6238 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
6239 avr_have_mul_p, avr_asm_only_p): Remove variables.
6240 (avr_override_options): Remove initialization of removed variables.
6241 (avr_file_start): Convert removed variables to fields of
6242 'struct base_arch_s *avr_current_arch'.
6243 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
6244 (AVR_HAVE_MUL): (Ditto.).
6245 (AVR_HAVE_MOVW): (Ditto.).
6246 (AVR_HAVE_LPMX): (Ditto.).
6247 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
6248 avr_asm_only_p): Remove declaration.
6250 2008-05-15 Diego Novillo <dnovillo@google.com>
6252 * config/arm/arm.c (arm_return_in_memory): Fix return type.
6253 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
6255 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
6258 * combine.c (check_conversion): Rename back to check_promoted_subreg.
6259 Don't call record_truncated_value from here.
6260 (record_truncated_value): Turn it into a for_each_rtx callback.
6261 (record_truncated_values): New function.
6262 (combine_instructions): Call note_uses with record_truncated_values.
6263 Change name of check_conversion to check_promoted_subreg.
6265 2008-05-15 Janis Johnson <janis187@us.ibm.com>
6267 * doc/sourcebuild.texi: Document support for torture tests.
6269 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
6271 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
6272 to alternative 4 of operand 2.
6274 2008-05-15 Richard Guenther <rguenther@suse.de>
6276 * tree-pass.h (current_pass): Declare.
6277 (get_pass_for_id): Likewise.
6278 * passes.c (passes_by_id, passes_by_id_size): New globals.
6279 (set_pass_for_id): New function.
6280 (get_pass_for_id): Likewise.
6281 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
6282 (execute_function_todo): Flush per function statistics.
6283 * toplev.c (compile_file): Init statistics.
6284 (general_init): Do early statistics initialization.
6285 (finalize): Finish statistics.
6286 * statistics.h (statistics_early_init): Declare.
6287 (statistics_init): Likewise.
6288 (statistics_fini): Likewise.
6289 (statistics_fini_pass): Likewise.
6290 (statistics_counter_event): Likewise.
6291 (statistics_histogram_event): Likewise.
6292 * statistics.c: New file.
6293 * Makefile.in (OBJS-common): Add statistics.o.
6294 (statistics.o): Add dependencies.
6295 * doc/invoke.texi (-fdump-statistics): Document.
6297 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
6299 (execute_pre): Use statistics_counter_event.
6300 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
6301 (substitute_and_fold): Increment it. Use statistics_counter_event.
6303 2008-05-15 Diego Novillo <dnovillo@google.com>
6305 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
6307 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
6308 * tree-ssa-alias.c (new_type_alias): Remove references to
6309 sub-variables from comment.
6310 * tree-ssa-operands.c (swap_tree_operands): Likewise.
6312 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6314 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
6315 attribute to 1 only for insertps alternative.
6317 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
6319 * config/bfin/bfin.md (loadbytes): New pattern.
6320 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
6321 (bfin_init_builtins): Initialize it.
6322 (bdesc_1arg): Add it.
6324 2008-05-15 Sa Liu <saliu@de.ibm.com>
6326 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
6327 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
6328 * testsuite/lib/target-supports.exp: Add
6329 check_effective_target_fortran_integer_16.
6331 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
6333 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
6334 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
6335 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
6336 (TARGET_RETURN_IN_MEMORY): Define.
6338 2008-05-15 Richard Guenther <rguenther@suse.de>
6341 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
6342 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
6343 represent unmodifiable vars.
6345 2008-05-15 Richard Guenther <rguenther@suse.de>
6347 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
6348 INDIRECT_REF and TARGET_MEM_REF.
6349 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6352 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
6353 H.J. Lu <hongjiu.lu@intel.com>
6355 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
6356 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
6357 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
6358 insn alternatives. Add missing alternatives.
6359 (*vec_concatv2di_rex64_sse4_1): Likewise.
6360 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
6361 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
6364 2008-05-15 Richard Guenther <rguenther@suse.de>
6366 PR tree-optimization/36009
6367 PR tree-optimization/36204
6368 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
6369 (determine_invariantness_stmt): Record the loop a store is
6371 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
6374 2008-05-15 Richard Guenther <rguenther@suse.de>
6376 PR tree-optimization/34330
6377 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
6378 through the pointer will alias the SMT.
6380 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
6382 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
6384 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
6386 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
6388 2008-05-14 Michael Meissner <michael.meissner@amd.com>
6389 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6391 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
6392 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
6393 (vashl_optab): New optab for vector/vector shifts.
6394 (vashr_optab): Ditto.
6395 (vlshr_optab): Ditto.
6396 (vrotl_optab): Ditto.
6397 (vrotr_optab): Ditto.
6398 (optab_subtype): New enum for optab_for_tree_code call.
6399 (optab_for_tree_code): Add enum optab_subtype argument.
6401 * optabs.c (optab_for_tree_code): Take an additional argument to
6402 distinguish between a vector shift by a scalar and vector shift by
6403 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
6404 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
6405 vector shift by a vector.
6406 (expand_widen_pattern_expr): Pass additional argument to
6407 optab_for_tree_code.
6409 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
6410 vrotl_optab, vrotr_optab.
6412 * expr.c (expand_expr_real_1): Update calls to
6413 optab_for_tree_code to distinguish between vector shifted by a
6414 scalar and vector shifted by a vector.
6415 * tree-vectorizer.c (supportable_widening_operation): Ditto.
6416 (supportable_narrowing_operation): Ditto.
6417 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
6418 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
6419 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
6420 (vect_create_epilog_for_reduction): Ditto.
6421 (vectorizable_reduction): Ditto.
6422 (vectorizable_operation): Ditto.
6423 (vect_strided_store_supported): Ditto.
6424 (vect_strided_load_supported): Ditto.
6425 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6426 * expmed.c (expand_shift): Ditto.
6428 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
6430 (ashr@var{m}3): Ditto.
6431 (vashl@var{m}3): Document new vector/vector shift standard name.
6432 (vashr@var{m}3): Ditto.
6433 (vlshr@var{m}3): Ditto.
6434 (vrotl@var{m}3): Ditto.
6435 (vrotr@var{m}3): Ditto.
6437 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
6438 (PPERM_INVERT): Ditto.
6439 (PPERM_REVERSE): Ditto.
6440 (PPERM_REV_INV): Ditto.
6441 (PPERM_ZERO): Ditto.
6442 (PPERM_ONES): Ditto.
6443 (PPERM_SIGN): Ditto.
6444 (PPERM_INV_SIGN): Ditto.
6445 (PPERM_SRC1): Ditto.
6446 (PPERM_SRC2): Ditto.
6448 * config/i386/sse.md (mulv2di3): Add SSE5 support.
6449 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
6450 allows a memory operand to be the value being added, and split it
6451 to improve vectorization.
6452 (sse5_pmacsdqh_mem): Ditto.
6453 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
6454 (sse5_mulv2div2di3_high): Ditto.
6455 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
6456 (vec_pack_trunc_v4si): Ditto.
6457 (vec_pack_trunc_v2di): Ditto.
6458 (sse5_pcmov_<mode>): Remove code that tried to use use
6459 andps/andnps instead of pcmov.
6460 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
6461 pmacsdqh instructions.
6462 (vec_widen_smult_lo_v4si): Ditto.
6464 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
6465 (PPERM_INVERT): Ditto.
6466 (PPERM_REVERSE): Ditto.
6467 (PPERM_REV_INV): Ditto.
6468 (PPERM_ZERO): Ditto.
6469 (PPERM_ONES): Ditto.
6470 (PPERM_SIGN): Ditto.
6471 (PPERM_INV_SIGN): Ditto.
6472 (PPERM_SRC1): Ditto.
6473 (PPERM_SRC2): Ditto.
6474 (ix86_expand_sse_movcc): Move the SSE5 test after the if
6476 (ix86_expand_int_vcond): If SSE5 generate all possible integer
6478 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
6479 says ignore whether the last reference is a memory operand.
6481 2008-05-14 Michael Meissner <michael.meissner@amd.com>
6482 Paolo Bonzini <bonzini at gnu dot org>
6484 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
6487 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
6488 (vlshr<mode>3): Rename from vlshr<mode>3.
6489 (vashr<mode>3): Rename from vashr<mode>3.
6490 (mulv4sf3): Change the names of vector shift patterns.
6494 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
6497 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
6522 * config/spu/spu.md (v): New iterator macro to add v for vector types.
6523 (floatunssidf2_internal): Change vector/vector shift names.
6524 (floatunsdidf2_internal): Ditto.
6531 (vashl<mode>3): Rename from ashl<mode>3.
6532 (vashr<mode>3): Rename from ashr<mode>3.
6533 (vlshr<mode>3): Rename from lshr<mode>3.
6534 (vrotl<mode>3): Rename from rotl<mode>3.
6536 2008-05-14 Michael Meissner <michael.meissner@amd.com>
6539 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
6540 multiply gives the wrong value when doing widening multiplies.
6541 (vec_widen_smult_lo_v4si): Ditto.
6543 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
6545 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
6546 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
6547 emit_library_call_value.
6548 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
6549 * tree.h (ECF_LIBCALL_BLOCK): Removed.
6550 * calls.c (initialize_argument_information, precompute_arguments,
6551 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
6552 (precompute_arguments): Removed flags parameter.
6553 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
6555 2008-05-14 Richard Guenther <rguenther@suse.de>
6557 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
6558 Make sure to register the store if the use is a PHI_NODE.
6560 2008-05-14 Olivier Hainque <hainque@adacore.com>
6562 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
6563 memory if the component is to be referenced in BLKmode according
6564 to get_inner_reference.
6566 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
6568 * calls.c (emit_library_call_value_1): Restore code clearing
6569 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
6571 2008-05-14 Olivier Hainque <hainque@adacore.com>
6572 Nicolas Roche <roche@adacore.com>
6574 * configure.ac: Add support for a "gcc_subdir" variable in
6575 config-lang.in, to denote a subdirectory where the language/GCC
6576 integration files are to be found.
6577 * configure: Regenerate.
6579 2008-05-14 Ira Rosen <irar@il.ibm.com>
6581 PR tree-optimization/36098
6582 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
6583 value for the first load in the group in case of a gap.
6584 (vect_build_slp_tree): Check that there are no gaps in loads.
6586 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
6588 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
6589 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
6590 expand_copysign_bit, ): Change call to emit_no_conflict_block to
6591 emit_insn and remove unneeded code to construct extra args.
6592 (emit_no_conflict_block): Removed.
6593 * optabls.h: (emit_no_conflict_block): Removed.
6594 * cse.c (cse_extended_basic_block): Remove search for
6595 REG_NO_CONFLICT note.
6596 * global.c: Removed incorrect comment added in revision 117.
6597 * expr.c (convert_move): Change call to emit_no_conflict_block to
6599 * recog.c: Change comments so that they do not mention
6601 * local_alloc.c (combine_regs): Removed last parameter.
6602 (no_conflict_p): Removed.
6603 (block_alloc): Removed note, no_conflict_combined_regno and set
6604 local vars. Removed all code to process REG_NO_CONFLICT blocks.
6605 (combine_regs): Removed already_dead and code to look for
6606 REG_NO_CONFLICT notes.
6607 * lower_subreg (remove_retval_note): Removed code to look for
6608 REG_NO_CONFLICT block.
6609 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
6610 (resolve_clobber): Remove code to process libcalls that have
6611 REG_NO_CONFLICT notes.
6612 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
6614 * combine.c (can_combine_p, distribute_notes): Removed
6615 REG_NO_CONFLICT case.
6616 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
6618 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
6619 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
6621 * reg-notes.def (NO_CONFLICT): Removed.
6623 2008-05-14 David S. Miller <davem@davemloft.net>
6625 * config/sparc/sparc.c (sparc_profile_hook): If
6626 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
6627 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
6628 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
6630 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
6632 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
6634 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
6637 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
6638 and op1 expansion before vector concat to have less live pseudos.
6640 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
6642 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6643 ix86_expand_vector_set if supported.
6645 2008-05-13 Diego Novillo <dnovillo@google.com>
6646 Kenneth Zadeck <zadeck@naturalbridge.com>
6648 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
6650 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
6651 phinodes_print_statistics, init_ssanames, fini_ssanames,
6652 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
6653 release_ssa_name, release_defs, replace_ssa_name_symbol,
6654 ssanames_print_statistics): Move ...
6655 * tree-flow.h: ... here.
6656 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
6657 Use FN instead of cfun.
6658 (make_ssa_name_fn): Rename from make_ssa_name.
6659 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
6660 * tree-flow-inline.h (make_ssa_name): Move from
6661 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
6662 * omp-low.c (expand_omp_parallel):
6663 * tree-flow-inline.h (redirect_edge_var_map_result):
6664 * tree-ssa.c (init_tree_ssa): Add argument FN.
6665 Use it instead of cfun. Update all users.
6667 2008-05-13 Tom Tromey <tromey@redhat.com>
6669 PR preprocessor/22168:
6670 * doc/cpp.texi (Top): Update menu.
6671 (Alternatives to Wrapper #ifndef): New node.
6672 (Other Directives): Document deprecation.
6673 (Obsolete Features): Remove menu.
6674 (Assertions): Merge node into Obsolete Features.
6675 (Obsolete once-only headers): Move earlier; rename to Alternatives
6677 * doc/cppopts.texi: Update.
6678 * c.opt (Wdeprecated): Enable for C and ObjC.
6679 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
6680 (C++ Dialect Options): Move -Wno-deprecated from here to...
6681 (Warning Options): ... here.
6683 2008-05-13 Richard Guenther <rguenther@suse.de>
6686 * fold-const.c (fold_sign_changed_comparison): Do not allow
6687 changes in pointer-ness.
6689 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6692 * config/sh/sh.c (sh_expand_prologue): Don't clear
6693 RTX_FRAME_RELATED_P for push insns.
6695 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
6697 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
6699 2008-05-12 Anatoly Sokolov <aesok@post.ru>
6701 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
6702 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
6703 Use 'machine->is_leaf' instead of 'leaf_func_p'.
6705 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
6707 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
6708 (*vec_concatv4sf_sse): This.
6709 (*sse2_concatv2si): Renamed to ...
6710 (*vec_concatv2si_sse2): This.
6711 (*sse1_concatv2si): Renamed to ...
6712 (*vec_concatv2si_sse): This.
6713 (*vec_concatv2di_rex): Renamed to ...
6714 (*vec_concatv2di_rex64): This.
6715 (*vec_concatv2si_sse4_1): New.
6716 (*vec_concatv2di_rex64_sse4_1): Likewise.
6718 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
6720 PR rtl-optimization/36111
6721 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
6722 that was created for swappable operands.
6724 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
6727 * Makefile.in: Substitute GNATMAKE and GNATBIND.
6728 * configure.ac: Add call to ACX_PROG_GNAT.
6730 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
6732 * optc-gen.awk: Fix comment typo.
6734 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6736 * pretty-print.c (pp_integer_with_precision): Use
6737 HOST_LONG_LONG_FORMAT.
6739 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
6741 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
6743 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
6745 * config/i386/i386.c (bdesc_ptest): Removed.
6746 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
6747 (bdesc_args): Add __builtin_ia32_ptestz128,
6748 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
6749 (ix86_init_mmx_sse_builtins): Updated.
6750 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
6751 (ix86_expand_builtin): Updated.
6753 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
6755 * tree-cfg.c (valid_fixed_convert_types_p): New function.
6756 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
6758 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
6760 * value-prof.c (interesting_stringop_to_profile): Do not
6761 return early for BUILT_IN_MEMPCPY.
6763 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
6765 * calls.c (expand_call): Don't use callgraph to increase
6766 preferred_stack_boundary.
6768 * cgraph.h (cgraph_rtl_info): Use unsigned on
6769 preferred_incoming_stack_boundary.
6771 * final.c (rest_of_clean_state): Use unsigned on
6772 preferred_stack_boundary.
6774 2008-05-09 Tom Tromey <tromey@redhat.com>
6776 PR preprocessor/22231:
6777 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
6780 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
6782 PR tree-optimization/36129
6783 * tree-ssa-ccp.c: Include value-prof.h.
6784 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
6785 built-in function was folded to a constant.
6786 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
6788 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
6789 Sebastian Pop <sebastian.pop@amd.com>
6791 * tree-scalar-evolution.c: Document instantiate_scev.
6792 (instantiate_parameters_1): Renamed instantiate_scev_1.
6793 Don't use the same loop for instantiation_loop and evolution_loop.
6794 (instantiate_scev): New.
6795 (instantiate_parameters): Moved...
6796 (resolve_mixers): Update call to instantiate_scev_1 to pass the
6797 same loop twice. Maintains the semantics for this function.
6798 * tree-scalar-evolution.h (instantiate_scev): Declare.
6799 (instantiate_parameters): ...here. Now static inline.
6800 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
6801 instead of resolve_mixers.
6803 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6805 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
6807 2008-05-09 Tomas Bily <tbily@suse.cz>
6809 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
6810 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
6811 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6812 * c-common.c (c_common_truthvalue_conversion): Likewise.
6813 * tree-object-size.c (compute_object_offset): Likewise.
6814 * tree-inline.c (estimate_num_insns_1): Likewise.
6815 * varasm.c (const_hash_1, compare_constant, copy_constant)
6816 (compute_reloc_for_constant, output_addressed_constants)
6817 (initializer_constant_valid_p): Likewise.
6818 * c-omp.c (check_omp_for_incr_expr): Likewise.
6819 * gimplify.c (gimplify_expr): Likewise.
6820 * c-typeck.c (c_finish_return): Likewise.
6821 * tree-vectorizer.c (supportable_widening_operation)
6822 (supportable_narrowing_operation): Likewise.
6823 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
6824 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
6825 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
6826 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
6827 (descr_info_loc): Likewise.
6828 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6829 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
6830 (fold_unary): Likewise.
6831 * builtins.c (get_pointer_alignment): Likewise.
6832 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
6833 (instantiate_parameters_1): Likewise.
6834 * tree.c (expr_align, stabilize_reference): Likewise.
6835 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
6836 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6837 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
6838 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6839 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
6840 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
6842 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
6843 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
6844 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6845 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
6846 (forward_propagate_comparison)
6847 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6848 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
6849 * emit-rtl.c (component_ref_for_mem_expr)
6850 (set_mem_attributes_minus_bitpos): Likewise.
6851 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6852 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
6854 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
6855 (build_function_call, pointer_diff, build_compound_expr)
6856 (c_finish_return): Likewise.
6857 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
6858 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
6860 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
6861 * expr.c (is_aligning_offset): Likewise.
6862 * tree-ssa-alias.c (is_escape_site): Likewise.
6863 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
6864 (check_all_va_list_escapes): Likewise.
6865 * tree-ssa-loop-ivopts.c (determine_base_object)
6866 (determine_common_wider_type): Likewise.
6867 * dojump.c (do_jump): Likewise.
6868 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
6869 * tree-gimple.c (is_gimple_cast): Likewise.
6870 * fold-const.c (decode_field_reference, )
6871 (fold_sign_changed_comparison, fold_unary, fold_comparison)
6872 (fold_binary): Likewise.
6873 * tree-ssa-alias-warnings.c (find_alias_site_helper)
6874 (already_warned_in_frontend_p): Likewise.
6875 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
6876 * tree.c (really_constant_p, get_unwidened): Likewise.
6877 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6878 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6879 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
6881 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
6883 (CONVERT_EXPR_P): Define.
6884 (CASE_CONVERT): Define.
6886 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6889 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
6890 (delete_unmarked_insns): When deleting a call, call
6891 delete_unreachable_blocks.
6892 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6893 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
6895 2008-05-08 Richard Guenther <rguenther@suse.de>
6897 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
6898 (-ftree-salias): Likewise.
6899 (salias-max-implicit-fields): Remove param documentation.
6900 (salias-max-array-elements): Likewise.
6901 * tree-pass.h (pass_create_structure_vars): Remove.
6902 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
6903 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
6904 * tree-ssa-alias.c (create_structure_vars): Remove.
6905 (gate_structure_vars): Likewise.
6906 (pass_create_structure_vars): Likewise.
6907 (gate_build_alias): Likewise.
6908 (pass_build_alias): Adjust to run always and dump the function.
6909 * common.opt (ftree-salias): Hide.
6910 * passes.c (init_optimization_passes): Remove
6911 pass_create_structure_vars, adjust comment.
6912 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
6913 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
6914 * opts.c (decode_options): Do not set flag_tree_salias.
6915 (common_handle_option): Add OPT_ftree_salias to the backward
6916 compatibility section.
6918 2008-05-08 Richard Guenther <rguenther@suse.de>
6920 * tree-flow-inline.h (var_can_have_subvars): Move ...
6921 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
6922 * tree-flow.h (var_can_have_subvars): Remove.
6923 (push_fields_onto_fieldstack): Remove.
6924 (sort_fieldstack): Likewise.
6925 (struct fieldoff): Move ...
6926 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
6927 alias_set and base_for_components fields.
6928 (sort_fieldstack): Make static.
6929 (push_fields_onto_fieldstack): Likewise. Remove code that
6930 handles anything but RECORD_TYPEs. Remove alias_set and
6931 base_for_components handling.
6932 (create_variable_info_for): Adjust.
6934 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
6936 * common.opt (Wframe-larger-than=): Shorten the help message
6938 * doc/invoke.texi (Wframe-larger-than=): Add more description.
6940 2008-05-08 Rafael Espindola <espindola@google.com>
6942 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
6944 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
6945 trap and that both operands are gimple values.
6946 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
6947 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
6950 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
6952 * read-rtl.c (join_c_conditions): Return the first string if the
6953 two strings are equal.
6955 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
6957 * gensupport.h (pred_data): Add a "num_codes" field.
6958 (add_predicate_code): Declare.
6959 * gensupport.c (add_predicate_code): New function.
6960 (std_pred_table): Add an "allows_const_p" field.
6961 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
6962 Remove the (incomplete) list of such codes from the codes field.
6963 (init_predicate_table): Use add_predicate_code. Add all
6964 RTX_CONST_OBJs if allows_const_p is true.
6965 * genrecog.c (process_define_predicate): Use add_predicate_code.
6967 2008-05-08 David Daney <ddaney@avtrex.com>
6968 Richard Sandiford <rsandifo@nildram.co.uk>
6970 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
6971 special case of constant zero operands.
6972 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
6973 old and new values. Special case constant zero values.
6974 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
6976 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
6977 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
6979 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
6982 * simplify-rtx.c (simplify_plus_minus): Create CONST of
6983 similar RTX_CONST_OBJ before CONST_INT.
6985 2008-05-08 Steve Ellcey <sje@cup.hp.com>
6987 * stmt.c (expand_stack_restore): Change sa mode if needed.
6989 2008-05-08 Richard Guenther <rguenther@suse.de>
6991 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
6992 return type to bool.
6993 (ix86_sol10_return_in_memory): Likewise.
6994 (ix86_i386elf_return_in_memory): Likewise.
6995 (ix86_i386interix_return_in_memory): Likewise.
6996 * config/i386/i386.c (ix86_return_in_memory): Likewise.
6997 (ix86_sol10_return_in_memory): Likewise.
6998 (ix86_i386elf_return_in_memory): Likewise.
6999 (ix86_i386interix_return_in_memory): Likewise.
7001 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7004 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
7006 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
7007 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
7010 2008-05-08 Richard Guenther <rguenther@suse.de>
7012 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
7013 * tree-data-ref.h (struct dr_alias): Remove subvars field.
7014 (DR_SUBVARS): Remove.
7015 * tree-dfa.c (dump_subvars_for): Remove.
7016 (debug_subvars_for): Likewise.
7017 (dump_variable): Do not dump subvars.
7018 (remove_referenced_var): Do not remove subvars.
7019 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
7020 (lookup_subvars_for_var): Remove.
7021 (get_subvars_for_var): Likewise.
7022 (get_subvars_at): Likewise.
7023 (get_first_overlapping_subvar): Likewise.
7024 (overlap_subvar): Likewise.
7025 * tree-flow.h (subvar_t): Remove.
7026 (struct var_ann_d): Remove subvars field.
7027 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
7028 argument. Remove special handling of SFTs.
7029 (compute_tag_properties): Likewise.
7030 (set_initial_properties): Likewise.
7031 (compute_call_clobbered): Likewise.
7032 (count_mem_refs): Likewise.
7033 (compute_memory_partitions): Likewise.
7034 (compute_flow_insensitive_aliasing): Likewise.
7035 (setup_pointers_and_addressables): Likewise.
7036 (new_type_alias): Likewise.
7037 (struct used_part): Remove.
7038 (used_portions): Likewise.
7039 (struct used_part_map): Likewise.
7040 (used_part_map_eq): Likewise.
7041 (used_part_map_hash): Likewise.
7042 (free_used_part_map): Likewise.
7043 (up_lookup): Likewise.
7044 (up_insert): Likewise.
7045 (get_or_create_used_part_for): Likewise.
7046 (create_sft): Likewise.
7047 (create_overlap_variables_for): Likewise.
7048 (find_used_portions): Likewise.
7049 (create_structure_vars): Likewise.
7050 * tree.def (STRUCT_FIELD_TAG): Remove.
7051 * tree.h (MTAG_P): Adjust.
7052 (struct tree_memory_tag): Remove base_for_components and
7053 unpartitionable flags.
7054 (struct tree_struct_field_tag): Remove.
7055 (SFT_PARENT_VAR): Likewise.
7056 (SFT_OFFSET): Likewise.
7057 (SFT_SIZE): Likewise.
7058 (SFT_NONADDRESSABLE_P): Likewise.
7059 (SFT_ALIAS_SET): Likewise.
7060 (SFT_UNPARTITIONABLE_P): Likewise.
7061 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
7062 (union tree_node): Remove sft field.
7063 * alias.c (get_alias_set): Remove special handling of SFTs.
7064 * print-tree.c (print_node): Remove handling of SFTs.
7065 * tree-dump.c (dequeue_and_dump): Likewise.
7066 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
7067 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
7068 * tree-predcom.c (set_alias_info): Do not set subvars.
7069 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
7070 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
7071 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
7072 (add_vars_for_offset): Remove.
7073 (add_virtual_operand): Remove special handling of SFTs.
7074 (add_call_clobber_ops): Likewise.
7075 (add_call_read_ops): Likewise.
7076 (get_asm_expr_operands): Likewise.
7077 (get_modify_stmt_operands): Likewise.
7078 (get_expr_operands): Likewise.
7079 (add_to_addressable_set): Likewise.
7080 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
7081 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7082 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
7083 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
7084 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
7085 (tree_node_structure): Likewise.
7086 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
7088 (find_what_p_points_to): Likewise.
7090 2008-05-08 Sa Liu <saliu@de.ibm.com>
7092 * config/spu/spu.md: Fixed subti3 pattern.
7094 2008-05-08 Richard Guenther <rguenther@suse.de>
7097 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
7098 sure to create a representative for trailing arrays for PTA.
7100 2008-05-08 Richard Guenther <rguenther@suse.de>
7103 * fold-const.c (operand_equal_p): Two objects which types
7104 differ in pointerness are not equal.
7106 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7108 * calls.c (compute_argument_block_size): Add argument tree fndecl.
7109 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
7110 (emit_library_call_value_1): Add new variable fndecl initialized by
7111 NULL_TREE. It should be the decl type of orgfun, but this information
7112 seems not to be available here, so it uses the default calling abi.
7113 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
7114 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
7115 by TARGET_RETURN_IN_MEMORY.
7116 * config/i386/i386-interix.h: Likewise.
7117 * config/i386/i386.h: Likewise.
7118 * config/i386/i386elf.h: Likewise.
7119 * config/i386/ptx4-i.h: Likewise.
7120 * config/i386/sol2-10.h: Likewise.
7121 * config/i386/sysv4.h: Likewise.
7122 * config/i386/vx-common.h: Likewise.
7123 * config/cris/cris.h: Removed #if 0 clause.
7124 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
7125 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
7127 (ix86_sol10_return_in_memory): Likewise.
7128 (ix86_i386elf_return_in_memory): New.
7129 (ix86_i386interix_return_in_memory): New.
7130 * config/mt/mt-protos.h (mt_return_in_memory): New.
7131 * config/mt/mt.c: Likewise.
7132 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7133 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
7134 * config/bfin/bfin.h: Likewise.
7135 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
7137 * config/bfin/bfin.c: Likewise.
7138 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7139 * config/alpha/unicosmk.h: Likewise.
7140 * config/i386/cygming.h: Likewise.
7141 * config/iq2000/iq2000.h: Likewise.
7142 * config/mips/mips.h: Likewise.
7143 * config/mn10300/mn10300.h: Likewise.
7144 * config/rs6000/rs6000.h: Likewise.
7145 * config/score/score.h: Likewise.
7146 * config/spu/spu.h: Likewise.
7147 * config/v850/v850.h: Likewise.
7148 * defaults.h: Likewise.
7149 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
7150 * expr.c (emit_block_move): Adjust use of
7151 OUTGOING_REG_PARM_STACK_SPACE.
7152 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
7153 OUTGOING_REG_PARM_STACK_SPACE.
7154 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
7156 2008-05-08 Jakub Jelinek <jakub@redhat.com>
7158 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
7159 on OMP_RETURN for OMP_FOR.
7162 * dwarf2out.c (dw_expand_expr, common_check): Removed.
7163 (fortran_common): New function.
7164 (gen_variable_die): Call fortran_common instead of common_check,
7165 adjust for it returning tree instead of rtx. Formatting.
7167 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7171 * see.c (see_copy_insn): Copy new pure const attributes for new call.
7172 * c-decl.c (merge_decls): Ditto.
7173 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
7174 to RTL_CONST_OR_PURE_CALL_P.
7175 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
7176 Initialized DECL_LOOPING_CONST_PURE.
7177 (process_call_operands): Set tree_side_effects properly.
7178 * tree.h (TREE_READONLY_DECL_P): Removed.
7179 (DECL_IS_PURE): Renamed to DECL_PURE_P.
7180 (DECL_LOOPING_OR_CONST_P): New macro.
7181 (struct tree_function_decl): Added looping_const_or_pure_p.
7183 (ECF_LOOPING_OR_CONST_P): New macro.
7184 * rtlanal.c (pure_const_p): Removed.
7185 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
7186 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
7187 to RTL_CONST_CALL_P.
7188 * ipa-pure-const.c (pure_const_state_e): Added looping field.
7189 (check_decl, check_tree, check_call, scan_function): Initialize
7191 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
7192 (static_execute): Set looping true for recursive functions.
7193 Undo setting state to IPA_NEITHER for recursive functions.
7195 * ifcvt.c (noce_can_store_speculate_p): Changed
7196 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
7197 RTL_CONST_OR_PURE_CALL_P.
7198 * dse.c (scan_insn): Ditto.
7199 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
7200 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
7201 RTL_CONST_OR_PURE_CALL_P.
7202 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
7203 pure_call_p to RTL_CONST_CALL_P.
7204 * gimplify.c (gimplify_call_expr): Clear side effects for
7205 non-looping pure and constant calls.
7206 * calls.c (emit_call_1): Set rtl flags from ecf flags.
7207 (flags_from_decl_or_type): Set ecf flags from decl flags.
7208 (initialize_argument_information): Turn off
7209 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
7210 Change const to pure if callee_copies is true rather than just
7212 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
7213 way of marking pure calls.
7214 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
7215 Remove hack that was supposed to fix pr7335 and remove old
7216 way of marking pure calls.
7217 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
7218 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
7219 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
7220 RTL_CONST_OR_PURE_CALL_P.
7221 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
7222 * loop-invariant.c (find_exits, find_invariant_bb): Changed
7223 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
7224 * sched-deps.c (schedule_analyze): Ditto.
7225 * rtl.h (struct rtx_def): Use call field, unchanging field, and
7226 return_val field of calls to represent pure and const function info.
7227 (CONST_OR_PURE_CALL_P): Deleted macro.
7228 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7229 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
7230 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
7232 * tree-optimize.c (execute_fixup_cfg): Added test for
7233 ECF_LOOPING_CONST_OR_PURE.
7234 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
7236 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
7237 effects for looping pure or const calls.
7238 (verify_gimple_expr): Added verification code.
7239 * config/alpha/alpha.c (alpha_legitimize_address,
7240 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
7242 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
7243 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
7244 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
7245 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
7246 RTL_CONST_OR_PURE_CALL_P.
7247 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
7248 and const calls to be deleted.
7250 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
7253 * config/i386/mmx.md (mmx_subv2sf3): New expander.
7254 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
7255 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
7256 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7257 to handle nonimmediate operands.
7258 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
7259 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
7260 to handle nonimmediate operands.
7261 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
7262 (mmx_pmulhrwv4hi3): New expander. Use
7263 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7264 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
7265 (sse2_umulv1siv1di3): New expander. Use
7266 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7267 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
7268 (mmx_eq<mode>3): New expander. Use
7269 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7270 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
7271 (mmx_uavgv8qi3): New expander. Use
7272 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7273 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
7274 (mmx_uavgv4hi3): New expander. Use
7275 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7277 * config/i386/sse.md
7278 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
7279 to handle nonimmediate operands.
7280 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
7281 to handle nonimmediate operands.
7282 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
7283 to handle nonimmediate operands.
7284 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
7285 to handle nonimmediate operands.
7286 (sse2_unpckhpd_exp): New expander. Use
7287 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7288 (sse2_unpcklpd_exp): New expander. Use
7289 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7290 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
7291 to handle nonimmediate operands.
7292 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
7293 to handle nonimmediate operands.
7294 (*sse2_<plusminus_insn><mode>3): Rename from
7295 sse2_<plusminus_insn><mode>3 insn pattern.
7296 (sse2_<plusminus_insn><mode>3): New expander. Use
7297 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7298 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
7299 (sse2_umulv2siv2di3): New expander. Use
7300 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7301 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
7302 (sse4_1_mulv2siv2di3): New expander. Use
7303 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7304 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
7305 (sse2_pmaddwd): New expander. Use
7306 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7307 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
7308 (sse2_eq<mode>3): New expander. Use
7309 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7310 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
7311 (sse4_1_eqv2di3): New expander. Use
7312 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7313 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
7314 (sse2_uavgv16qi3): New expander. Use
7315 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7316 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
7317 (sse2_uavgv16qi3): New expander. Use
7318 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7319 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
7320 (sse2_uavgv8hi3): New expander. Use
7321 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7322 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
7323 (ssse3_pmulhrswv8hi3): New expander. Use
7324 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7325 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
7326 (ssse3_pmulhrswv4hi3): New expander. Use
7327 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7329 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
7330 (<sse>_vmmul<mode>3): Ditto.
7331 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
7333 (ssse3_pmaddubsw128): Use register_operand for operand 1.
7334 (ssse3_pmaddubsw): Ditto.
7336 * config/i386/i386.c (struct_builtin_description)
7337 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
7338 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
7339 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
7340 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
7341 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
7342 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
7343 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
7344 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
7345 (ix86_fixup_binary_operands): Assert that src1
7346 and src2 must have the same mode when swapped.
7347 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
7348 and ix86_binary_operator_ok. Do not force operands in registers
7351 2008-05-07 Jan Hubicka <jh@suse.cz>
7353 * cgraph.c (dump_cgraph_node): Update.
7354 * cgraph.h (cgraph_local_info): Break out inline summary.
7355 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
7357 * ipa-inline (inline_summary): New accestor function.
7358 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
7359 cgraph_decide_inlining, compute_inline_parameters): Update.
7360 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
7362 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7364 Cleanup ColdFire scheduling support and add V4 pipeline model.
7366 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
7367 (define_attr cpu): Add cfv4 value.
7368 (define_attr type, define_attr type1): Merge into a single 'type'
7369 attribute. Update all uses.
7370 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
7371 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
7373 (define_attr opx_mem, define_attr opy_mem): Remove.
7374 (define_attr op_mem): Clean up, update comment.
7375 (define_attr size): Use specific values instead of general int.
7376 (define_attr guess, define_attr split): Remove. Update all uses.
7377 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
7378 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
7379 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
7380 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
7381 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
7382 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
7383 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
7384 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
7385 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
7386 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
7387 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
7388 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
7389 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
7390 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
7391 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
7392 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
7393 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
7394 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
7395 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
7396 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
7397 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
7398 Update or set attributes.
7399 (stack_tie): New fake instruction.
7401 * config/m68k/m68k.h (TUNE_CFV4): New macro.
7402 (m68k_sched_attr_size): Update declaration.
7403 (m68k_sched_attr_type2): Remove.
7404 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
7405 Declare new bypass predicates.
7407 * config/m68k/m68k.c (m68k_sched_issue_rate,
7408 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
7410 (TARGET_SCHED_ISSUE_RATE,
7411 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
7412 (override_options): Handle scheduling for ColdFire V4 core.
7413 (m68k_expand_prologue): Emit stack_tie.
7414 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
7415 'OP_TYPE_FPN'. Update all uses.
7416 (sched_guess_p): Remove.
7417 (sched_address_type): Handle symbolic addresses.
7418 (sched_get_operand): New static function.
7419 (sched_operand_type): Merge into sched_attr_op_type.
7420 (sched_attr_op_type): Handle FP registers, handle quick constants,
7422 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
7423 (m68k_sched_attr_size): Update. Move logic to ...
7424 (sched_get_attr_size_int): New static function.
7425 (sched_get_opxy_mem_type): New static function.
7426 (m68k_sched_attr_op_mem): Update.
7427 (m68k_sched_attr_type2): Remove.
7428 (sched_cfv4_bypass_data): New static variable.
7429 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
7430 (m68k_sched_issue_rate): Implement scheduler hook.
7431 (struct _sched_ib: enabled_p): New field.
7432 (m68k_sched_variable_issue): Update. Handle V4.
7433 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
7434 sched_dump_class_func_t, sched_dump_split_class,
7435 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
7436 sched_dump_dfa_class, m68k_sched_dump): Remove.
7437 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
7439 (m68k_sched_init_global): Remove statisctics dumping, introduce
7440 sanity check that all instructions have pipeline reservations. Handle
7442 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7443 Handle ColdFire V4 core.
7444 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
7445 New static functions.
7446 (m68k_sched_address_bypass_p): New bypass predicate.
7447 (sched_get_indexed_address_scale): New static function.
7448 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
7450 * cf.md: Update comments.
7451 (define_attr type2): Remove. Use 'type' attribute instead.
7453 (cf_ib): Rename to cfv123_ib. Update all uses.
7454 (cf_oep): Rename to cfv123_oep. Update all uses.
7455 (cf_chr): Rename to cfv123_chr. Update all uses.
7456 (cf_mem): Rename to cfv123_mem. Update all uses.
7457 (cf_mac): Move to more appropriate place.
7458 (cfv123_guess): New automaton and cpu_unit.
7459 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
7460 Update uses of 'size' attribute. Handle before reload scheduling.
7461 (cfv123_guess): New dummy reservation for unhandled instructions.
7462 (cfv4_*): Pipeline description of ColdFire V4 core.
7463 (ignore): New reservation to handle 'ignore' type.
7465 2008-05-07 Ian Lance Taylor <iant@google.com>
7468 * gimplify.c (find_single_pointer_decl_1): Don't look through
7470 (find_single_pointer_decl): Adjust comments.
7472 2008-05-07 Jakub Jelinek <jakub@redhat.com>
7475 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
7476 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
7479 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
7480 integral type rather than floating point, then VIEW_CONVERT_EXPR
7481 to the floating point type.
7483 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
7485 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
7486 TFmode op0 to register.
7488 2008-05-07 Alan Modra <amodra@bigpond.net.au>
7490 * c-decl.c (grokdeclarator): Comment typo.
7492 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
7494 * tree-flow.h: Remove prototype for computed_goto_p.
7495 * tree-cfg.c (computed_goto_p): Make static.
7497 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
7500 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
7501 (contains_aligned_value_p): This. Handle _Decimal128.
7502 (ix86_function_arg_boundary): Only align _Decimal128 to its
7503 natural boundary and handle it properly.
7505 2008-05-06 Martin Jambor <mjambor@suse.cz>
7507 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
7508 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
7509 (ipcp_method_set_orig_node): Removed.
7510 (ipcp_cval_get_cvalue_type): Removed.
7511 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
7512 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
7513 (ipcp_cval_set_cvalue_type): Removed.
7514 (ipcp_cval_get_cvalue): Removed.
7515 (ipcp_cval_set_cvalue): Removed.
7516 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
7517 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
7518 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
7519 (ipcp_cval_meet): Renamed to ipa_lattice_meet
7520 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
7521 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
7522 (ipcp_get_ith_lattice): Changed parameters.
7523 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
7524 (ipcp_lattice_from_jfunc): Changed parameters.
7525 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
7526 (ipcp_method_cval_print): Added temporary variable info.
7527 (ipcp_redirect): Removed already unused local variable caller.
7528 (ipcp_redirect): New temporary variable orig_callee_info
7529 (ipcp_redirect): Removed newly unused local variable callee.
7530 (ipcp_redirect): Removed (a bit confusing) local variable type.
7531 (ipcp_insert_stage): Added local variable info.
7532 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
7534 (ipcp_formal_create): Removed.
7535 (ipcp_method_cval_set): Removed.
7536 (ipcp_propagate_stage): Renamed lattice variables.
7537 (ipcp_method_cval_set_cvalue_type): Removed.
7538 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
7539 (ipcp_print_all_lattices): Changed printed strings to refer to
7540 lattices rather than cvals.
7541 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
7542 (ipcp_propagate_const): Changed formal parameters.
7543 (build_const_val): Changed formal parameters.
7544 (ipcp_insert_stage): Removed useless variable cvalue
7545 (build_const_val): Changed formal parameters.
7546 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
7547 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
7548 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
7549 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
7550 (ipcp_print_func_profile_counts): Changed string from "method" to
7552 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
7553 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
7554 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
7555 (ipcp_structures_print): Renamed to ipcp_print_all_structures
7556 (ipcp_profile_print): Renamed to ipcp_print_profile_data
7557 (ipcp_lat_is_const): Changed parameters and made inline.
7558 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
7559 (ipcp_redirect): Renamed to ipcp_need_redirect_p
7560 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
7561 the predicate condition directly
7562 (ipcp_propagate_stage): Added local variable args. Removed local
7563 variable callee. (Both are mere code simplifications.)
7564 (ipcp_method_dont_insert_const): Renamed to
7565 ipcp_node_not_modifiable_p.
7566 (ipcp_node_not_modifiable_p): Made inline.
7567 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
7568 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
7569 (ipcp_print_all_lattices): Removed variable cvalue
7570 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
7573 2008-05-06 Olivier Hainque <hainque@adacore.com>
7575 * tree-sra.c (try_instantiate_multiple_fields): Early return
7576 if field has POINTER_TYPE.
7578 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
7580 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
7581 by using 'q' specifier for instruction.
7582 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
7584 2008-05-06 Anatoly Sokolov <aesok@post.ru>
7586 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
7587 Change mode of zero_extract from QImode to HImode.
7588 (sign bit tests peepholes): (Ditto.).
7590 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
7592 * config/i386/mmx.md: Remove double backslashes from asm templates.
7593 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
7594 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7595 to handle nonimmediate operands.
7596 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
7597 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7598 to handle nonimmediate operands.
7599 (*mmx_<code>v2sf3_finite): New insn pattern.
7600 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
7601 (mmx_<code>v2sf3): New expander. Use
7602 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7603 (mmx_<plusminus_insn><mode>3): New expander. Use
7604 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7605 (*mmx_<plusminus_insn><mode>3): New insn pattern.
7606 (mmx_add<mode>3): Removed.
7607 (mmx_ssadd<mode>3): Ditto.
7608 (mmx_usadd<mode>3): Ditto.
7609 (mmx_sub<mode>3): Ditto.
7610 (mmx_sssub<mode>3): Ditto.
7611 (mmx_ussub<mode>3): Ditto.
7612 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
7613 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
7614 to handle nonimmediate operands.
7615 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
7617 (mmx_smulv4hi3_highpart): New expander. Use
7618 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7619 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
7621 (mmx_umulv4hi3_highpart): New expander. Use
7622 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7623 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
7624 (mmx_<code>v4hi3): New expander. Use
7625 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7626 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
7627 (mmx_<code>v8qi3): New expander. Use
7628 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7629 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
7630 (mmx_<code><mode>3): New expander. Use
7631 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7633 2008-05-05 Jan Hubicka <jh@suse.cz>
7635 PR tree-optimization/36118
7636 * passes.c (pass_init_dump_file): Fix dump header.
7638 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7641 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
7642 VCE for function decls.
7644 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
7646 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
7648 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
7650 * config/i386/i386.md (sat_plusminus): New.
7651 (plusminus_insn): Likewise.
7652 (plusminus_mnemonic): Likewise.
7654 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
7655 (*<addsub><mode>3_cc_overflow): Renamed to ...
7656 (*<plusminus_insn><mode>3_cc_overflow): This.
7657 (*<addsub>si3_zext_cc_overflow): Renamed to ...
7658 (*<plusminus_insn>si3_zext_cc_overflow): This.
7660 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
7661 (<plusminus_insn><mode>3): This.
7662 (*<addsub><mode>3): Renamed to ...
7663 (*<plusminus_insn><mode>3): This.
7664 (<sse>_vm<addsub><mode>3): Renamed to ...
7665 (<sse>_vm<plusminus_insn><mode>3): This.
7666 (sse3_h<addsub>v4sf3): Renamed to ...
7667 (sse3_h<plusminus_insn>v4sf3): This.
7668 (sse3_h<addsub>v2df3): Renamed to ...
7669 (sse3_h<plusminus_insn>v2df3): This.
7670 (<plusminus_insn><mode>3): New.
7671 (*<plusminus_insn><mode>3): Likewise.
7672 (sse2_<plusminus_insn><mode>3): Likewise.
7673 (add<mode>): Removed.
7674 (*add<mode>3): Likewise.
7675 (sse2_ssadd<mode>3): Likewise.
7676 (sse2_usadd<mode>3): Likewise.
7677 (sub<mode>3): Likewise.
7678 (*sub<mode>3): Likewise.
7679 (sse2_sssub<mode>3): Likewise.
7680 (sse2_ussub<mode>3): Likewise.
7682 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
7684 * gthr-single.h: Add in required interface elements as per gthr.h.
7685 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
7686 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
7687 Generalize UNUSED macro.
7688 (__gthread_once): Add.
7689 (__gthread_key_create): Add.
7690 (__gthread_key_delete): Add.
7691 (__gthread_getspecific): Add.
7692 (__gthread_setspecific): Add.
7694 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
7696 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
7697 the same size types for the indirect reference on the rhs, then
7700 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
7702 * config/i386/i386.md
7703 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
7704 one insn template instead of template series.
7705 (*xordi_1_rex64): Ditto.
7706 (*xordi_2_rex64): Ditto.
7708 2008-05-05 Ira Rosen <irar@il.ibm.com>
7710 PR tree-optimization/36119
7711 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
7714 2008-06-04 Jan Hubicka <jh@suse.cz>
7716 tree-optimization/36100
7717 * tree-pass.h (pass_O0_always_inline): Declare.
7718 * ipa-inline.c (inline_transform): Remove dead code.
7719 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7720 pass_O0_always_inline): New.
7721 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
7723 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
7725 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
7726 mnemonic in this_param move for TARGET_64BIT.
7728 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
7730 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
7731 (*strmovsi_rex_1): Ditto.
7732 (*strsetsi_1): Ditto.
7733 (*strsetsi_rex_1): Ditto.
7735 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
7736 adddicc expanders using SWI mode iterator.
7738 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
7741 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
7744 2008-05-04 David S. Miller <davem@davemloft.net>
7746 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
7747 (sparc*-*-linux*): Use linux.h in tm_file.
7748 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
7749 compiler defaulting to 32-bit.
7750 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
7752 * config/sparc/linux.h: Remove definitions now obtained
7753 properly from linux.h
7754 * config/sparc/linux64.h: Likewise.
7755 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
7756 don't want this setting for 32-bit builds in a biarch compiler.
7757 * doc/install.texi: Add sparc-linux to list of targets
7758 supporting --enable-targets=all.
7760 2008-05-03 Andrew Pinski <pinskia@gmail.com>
7762 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
7764 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
7766 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
7767 after V4SI_FTYPE_V8HI.
7768 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
7769 case V4SI_FTYPE_V2DF.
7771 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
7773 * doc/invoke.texi (max-flow-memory-locations): Removed.
7774 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
7776 2008-05-03 Richard Guenther <rguenther@suse.de>
7779 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
7781 2008-05-02 David S. Miller <davem@davemloft.net>
7783 * config.gcc (need_64bit_hwint): Document libcpp dependency.
7785 2008-05-02 Simon Baldwin <simonb@google.com>
7788 * c-common.h (warn_array_subscript_range): Removed.
7789 * c-common.c (warn_array_subscript_range): Ditto.
7790 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
7791 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
7793 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
7795 * config/i386/i386.c (ix86_special_builtin_type): New.
7796 (bdesc_special_args): Likewise.
7797 (ix86_expand_special_args_builtin): Likewise.
7798 (ix86_init_mmx_sse_builtins): Updated.
7799 (ix86_expand_builtin): Updated.
7800 (ix86_expand_store_builtin): Removed.
7801 (ix86_expand_unop_builtin): Likewise.
7803 * config/i386/mm3dnow.h (__v2sf): Moved to ...
7804 * config/i386/mmintrin.h (__v2sf): Here.
7806 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
7808 (_mm_loadl_pi): Likewise.
7809 (_mm_storeh_pi): Replace __v2si with __v2sf.
7810 (_mm_storel_pi): Likewise.
7812 * doc/extend.texi: Correct __builtin_ia32_loadhps,
7813 __builtin_ia32_loadlps, __builtin_ia32_storehps,
7814 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
7815 __builtin_ia32_loadlpd.
7817 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
7819 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
7820 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
7821 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
7822 (ix86_init_mmx_sse_builtins): Updated.
7823 (ix86_expand_args_builtin): Likewise.
7824 (ix86_expand_builtin): Likewise.
7825 (ix86_expand_unop1_builtin): Renamed to ...
7826 (ix86_expand_unop_vec_merge_builtin): This.
7828 2008-05-01 Jan Hubicka <jh@suse.cz>
7831 * ipa-inline.c (inline_generate_summary): Make static.
7832 (inline_transform): Do not call inlining at -O0; make static.
7833 * passes.c (execute_todo): Add sanity check.
7834 (execute_one_ipa_transform_pass): Execute proper flags.
7836 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
7838 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
7839 (DECL_NONADDRESSABLE_P): Likewise.
7840 * alias.c (record_component_aliases): Fix comment.
7842 2008-05-01 Simon Baldwin <simonb@google.com>
7844 * c-common.h (warn_array_subscript_range): New function.
7845 * c-common.c (warn_array_subscript_range): Ditto.
7846 * tree-vrp.c (check_array_ref): Corrected code to agree with
7847 comment, ignoring only arrays of size 0 or size 1.
7848 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
7850 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7852 * config/i386/i386.c (ix86_builtin_type): Replace
7853 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
7854 (bdesc_args): Updated.
7855 (ix86_init_mmx_sse_builtins): Likewise.
7856 (ix86_expand_args_builtin): Likewise.
7858 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
7861 * doc/extend.texi: Correct __builtin_ia32_palignr.
7863 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7866 * config/i386/i386.c (bdesc_crc32): Removed.
7867 (ix86_expand_crc32): Likewise.
7868 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
7869 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
7870 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
7871 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
7872 UINT_FTYPE_UINT_UCHAR.
7873 (bdesc_args): Updated. Add crc32 builtins.
7874 (ix86_init_mmx_sse_builtins): Updated.
7875 (ix86_expand_args_builtin): Updated to support subreg.
7877 * doc/extend.texi: Correct __builtin_ia32_crc32di.
7879 2008-05-01 Jan Hubicka <jh@suse.cz>
7881 * tree-pass.h (opt_pass): Add IPA_PASS.
7882 (varpool_node, cgraph_node): Forward declare.
7883 (ipa_opt_pass): Define.
7884 (pass_ipa_inline): Turn into ipa_opt_pass.
7885 (pass_apply_inline): Remove.
7886 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
7887 (apply_inline): Turn into ....
7888 (inline_transform): ... this one.
7889 (inline_generate_summary): New function.
7890 (pass_apply_inline): Remove.
7891 * function.h (ipa_opt_pass): Forward declare structure; typedef;
7893 (struct function): Add ipa_transforms_to_apply.
7894 * passes.c (register_one_dump_file): Work on IPA_PASS.
7895 (init_optimization_passes): Remove pass_inline_parameters and
7897 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
7898 (execute_one_pass) ... here; apply transforms when possible.
7899 (add_ipa_transform_pass, execute_ipa_summary_asses,
7900 execute_one_ipa_transform_pass): New.
7901 (execute_ipa_pass_list): Update for IPA_PASS type.
7903 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7905 * config/i386/i386.c (ix86_builtin_type): Add
7906 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
7907 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
7908 (bdesc_args): Add SSE4a builtins.
7909 (ix86_init_mmx_sse_builtins): Updated.
7910 (ix86_expand_args_builtin): Likewise.
7911 (ix86_expand_builtin): Likewise.
7913 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7915 * config/i386/i386.c (ix86_builtin_type): Add
7916 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
7917 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
7918 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
7919 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
7920 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
7921 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
7922 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
7923 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
7924 and DI_FTYPE_DI_DI_INT.
7925 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
7926 (ix86_init_mmx_sse_builtins): Updated.
7927 (ix86_expand_args_builtin): Likewise.
7928 (ix86_expand_builtin): Likewise.
7929 (ix86_expand_binop_imm_builtin): Removed.
7931 * doc/extend.texi: Correct __builtin_ia32_palignr128.
7933 2008-04-30 Richard Guenther <rguenther@suse.de>
7935 PR tree-optimization/32921
7936 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
7938 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
7940 * config/arm/arm.c (arm_unwind_emit): Use
7941 crtl->all_throwers_are_sibcalls instead of
7942 cfun->all_throwers_are_sibcalls.
7943 (arm_output_fn_unwind): Likewise.
7944 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
7945 instead of cfun->uses_pic_offset_table.
7946 (frv_expand_prologue): Likewise.
7947 (frv_frame_pointer_required): Likewise.
7948 (frv_expand_fdpic_call): Likewise.
7949 (frv_emit_movsi): Likewise.
7950 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
7951 cfun->returns_pcc_struct instead of
7952 current_function_returns_pcc_struct.
7953 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
7954 instead of cfun->calls_eh_return.
7955 (m32c_pushm_popm): Likewise.
7956 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
7957 "extern" declaration.
7959 2008-04-30 Richard Guenther <rguenther@suse.de>
7961 PR tree-optimization/21636
7962 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
7964 (evaluate_stmt): Print the likely value.
7965 (ccp_visit_stmt): Avoid excessive vertical spacing.
7967 2008-04-30 Rafael Espindola <espindola@google.com>
7969 * builtins.c (fold_call_expr): Return realret.
7970 * tree-ssa-threadedge.c
7971 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7972 __builtin_object_size.
7974 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
7976 * gcc.c (wrapper_string): New variable.
7977 (insert_wrapper): New function.
7978 (execute): New option -wrapper.
7979 * doc/invoke.texi (Overall Options): New driver option -wrapper.
7981 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
7983 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
7984 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
7985 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
7987 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
7988 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
7989 config/rs6000/e500crtres64gprctr.asm,
7990 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
7991 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
7992 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
7993 config/rs6000/e500crtsav64gprctr.asm,
7994 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
7995 config/rs6000/e500crtsavg64gprctr.asm: New files.
7996 * config/rs6000/t-ppccomm: Add build rules for new files.
7997 (LIB2FUNCS_STATIC_EXTRA): Add new files.
7998 * config/rs6000/t-netbsd: Add build rules for new files.
7999 (LIB2FUNCS_STATIC_EXTRA): New variable.
8000 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
8001 (CRTSAVRES_DEFAULT_SPEC): Likewise.
8002 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
8004 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
8006 * config/i386/i386.c (ix86_builtin_type): Add
8007 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
8008 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
8009 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
8010 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
8011 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
8012 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
8013 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
8014 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
8015 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
8016 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
8017 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
8018 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
8019 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
8020 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
8021 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
8022 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
8023 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
8024 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
8025 V1DI_FTYPE_V2SI_V2SI.
8026 (bdesc_2arg): Moved to ...
8028 (ix86_init_mmx_sse_builtins): Updated.
8029 (ix86_expand_args_builtin): Updated. Take a pointer
8030 to const struct builtin_description. Handle comparison
8032 (ix86_expand_sse_compare): Take a new argument for swapping operands.
8033 (ix86_expand_builtin): Updated.
8035 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
8036 (ssse3_pmaddubsw128): This.
8037 (ssse3_pmaddubswv4hi3): Renamed to ...
8038 (ssse3_pmaddubsw): This.
8040 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
8041 (__builtin_ia32_packssdw128): Likewise.
8042 (__builtin_ia32_packuswb128): Likewise.
8043 (__builtin_ia32_pmaddubsw): Likewise.
8044 (__builtin_ia32_pmaddubsw128): Likewise.
8046 2008-04-30 Richard Guenther <rguenther@suse.de>
8048 PR tree-optimization/14847
8049 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
8050 (recognize_bits_test): Use it.
8051 (recognize_single_bit_test): Likewise.
8053 2008-04-30 Martin Jambor <mjambor@suse.cz>
8055 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
8056 instead of setting number of formal parameters to zero.
8057 (ipcp_init_stage): Do not set the number of actual parameters to zero
8059 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
8060 which are called with variable number of arguments.
8061 (ipcp_insert_stage): Explicitely skipping all nodes which are
8062 called with variable number of arguments.
8063 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
8064 number of parameters.
8066 * ipa-prop.h (struct ipa_node_params): Added flag
8067 called_with_var_arguments
8068 (ipa_set_param_count): Added. Changed sole setter to use it.
8069 (ipa_get_param_count): Added. All readers of param_count
8070 converted to use it instead.
8071 (ipa_set_called_with_variable_arg): Added.
8072 (ipa_is_called_with_var_arguments): Added.
8073 (ipa_get_ith_param): Added. All readers of param_decls converted
8075 (ipa_set_cs_argument_count): Added, sole writer to argument_count
8077 (ipa_get_cs_argument_count): Added, all readers of argument_count
8079 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
8082 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
8083 (struct ipcp_lattice): Renamed cval_type to type
8084 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
8086 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
8087 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
8088 (ipcp_insert_stage): Changed the type of variable cvalue to tree
8089 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
8090 (build_const_val): Changed the type of parameter cvalue to tree
8091 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
8092 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
8094 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
8097 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
8098 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
8099 (ipa_add_method): Renamed to ipa_push_func_to_list
8100 (ipa_remove_method): Renamed to ipa_pop_func_from_list
8101 (ipa_callsite_param_count): Removed.
8102 (ipa_callsite_param_count_set): Removed.
8103 (ipa_callsite_param): Removed.
8104 (ipa_callsite_callee): Removed.
8105 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
8106 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
8107 (ipa_method_formal_count): Removed.
8108 (ipa_method_formal_count_set): Removed.
8109 (ipa_method_get_tree): Removed.
8110 (ipa_method_tree_map_create): Removed.
8111 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
8112 (ipa_create_param_decls_array): Creates the array itself
8113 (ipa_create_param_decls_array): Temporary variable info instead of
8115 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
8116 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
8117 (get_type): Removed.
8118 (ipa_jf_get_info_type): Removed.
8119 (ipa_node_create): Renamed to ipa_create_node_params
8120 (ipa_free): Renamed to ipa_free_all_node_params
8121 (ipa_nodes_create): Renamed to ipa_create_all_node_params
8122 (ipa_edges_create): Renamed to ipa_create_all_edge_args
8123 (ipa_edges_free): Renamed to ipa_free_all_edge_args
8124 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
8125 (ipa_free_all_node_params): Deallocation to jump_functions moved to
8126 ipa_free_all_edge_args
8127 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
8128 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
8129 (ipa_create_methodlist_node): Removed.
8130 (ipa_methodlist_method): Removed.
8131 (ipa_methodlist_method_set): Removed.
8132 (ipa_methodlist_next_method): Removed.
8133 (ipa_methodlist_next_method_set): Removed.
8134 (ipa_method_is_modified): Removed.
8135 (ipa_method_modify_create): Removed.
8136 (ipa_method_modify_init): Temporary variable info instead of a few
8138 (ipa_detect_param_modifications): Temporary variable info instead of
8140 (ipa_compute_jump_functions): Temporary variable info instead of
8142 (ipa_method_modify_set): Removed.
8143 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
8144 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
8145 than craph_node as the first parameter.
8146 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
8147 (ipa_method_modify_init): Removed.
8148 (ipa_compute_jump_functions): Added a temp variable instead of
8149 repeatadly dereferencing the cgraph_edge.aux pointer
8150 (ipa_callsite_param_set_type): Removed.
8151 (ipa_compute_jump_functions): i renamed to index and moved to
8153 (ipa_callsite_param_set_info_type_formal): Removed.
8154 (ipa_callsite_param_set_info_type): Removed.
8155 (ipa_callsite_param_map_create): Removed.
8156 (ipa_callsite_tree): Removed.
8157 (ipa_callsite_caller): Removed.
8158 (ipa_pop_func_from_list): return_method removed to return_func
8160 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
8161 prefixed all values with IPA_. Changed all users.
8162 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
8163 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
8164 and FORMAL_IPATYPE IPA_PASS_THROUGH.
8165 (union parameter_info): Renamed to jump_func_value.
8166 (union jump_func_value): Renamed value to constant
8167 (struct ipa_jump_func): Renamed info_type to value
8168 (struct ipa_node): Renamed to ipa_node_params
8169 (struct ipa_node_params): Renamed ipa_arg_num to param_count
8170 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
8171 (struct ipa_node_params): Renamed ipa_mod to modified_flags
8172 (struct ipa_edge): Renamed to ipa_edge_args
8173 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
8174 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
8175 (struct ipa_methodlist): Renamed to ipa_func_list
8176 (struct ipa_func_list): method_p renamed to node, next_method
8178 (ipa_methodlist_p): Removed, switched all users to struct pointer
8179 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
8181 2008-04-30 Alan Modra <amodra@bigpond.net.au>
8183 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
8184 (rs6000_emit_epilogue): Use backchain to restore only when we
8185 have a large frame. Make use of frame pointer to restore if we
8186 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
8188 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
8190 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8191 Add mode to zero_extract.
8192 (sign bit tests peepholes): (Ditto.).
8194 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
8196 * config/i386/i386.c (ix86_builtins): Replace Prescott New
8197 Instructions in comments with SSE3.
8198 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
8199 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
8200 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
8201 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
8202 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
8203 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
8204 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
8205 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
8206 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
8207 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
8208 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
8209 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
8210 (bdesc_sse_args): Renamed to ...
8211 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
8212 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
8213 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
8215 (bdesc_1arg): Moved to ...
8217 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
8218 Instructions in comments with SSE3.
8219 (ix86_expand_sse_operands_builtin): Renamed to ...
8220 (ix86_expand_args_builtin): This. Updated.
8221 (ix86_expand_unop1_builtin): Update comments.
8222 (ix86_expand_builtin): Updated.
8224 2008-04-29 Richard Guenther <rguenther@suse.de>
8226 PR tree-optimization/36078
8227 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
8228 Update virtual SSA form after cleaning up the CFG.
8230 2008-04-29 Richard Guenther <rguenther@suse.de>
8233 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
8235 2008-04-29 Richard Guenther <rguenther@suse.de>
8237 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
8238 (compute_may_aliases): Do not call finalize_ref_all_pointers.
8239 (compute_flow_insensitive_aliasing): Do not treat
8240 PTR_IS_REF_ALL pointers special.
8241 (get_smt_for): Likewise.
8242 (may_alias_p): Re-structure.
8243 (is_escape_site): A ref-all pointer conversion is not an escape site.
8244 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
8245 PTR_IS_REF_ALL pointers special.
8246 * tree-ssa-structalias.h (struct alias_info): Remove
8247 ref_all_symbol_mem_tag field.
8248 (PTR_IS_REF_ALL): Remove.
8250 2008-04-29 Richard Guenther <rguenther@suse.de>
8253 * fold-const.c (extract_muldiv_1): In combining division constants
8254 make sure to never overflow.
8256 2008-04-29 Nick Clifton <nickc@redhat.com>
8258 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
8260 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8263 * optc-gen.awk: Work around HP-UX/IA awk bug.
8265 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
8267 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
8270 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
8273 * config/i386/i386.md
8274 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
8275 Change operand 1 predicate to nonimmediate_operand.
8277 2008-04-28 Jakub Jelinek <jakub@redhat.com>
8280 * dwarf2out.c (struct die_struct): Mark as chain_circular through
8282 * gengtype.c (walk_type, write_func_for_structure): Handle
8284 * doc/gty.texi: Document chain_circular.
8286 2008-04-28 Richard Guenther <rguenther@suse.de>
8288 PR tree-optimization/36066
8289 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
8292 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
8295 * config/i386/i386.md
8296 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
8297 Use match_scratch instead of match_operand for operands 3 and 4.
8299 2008-04-27 Richard Guenther <rguenther@suse.de>
8301 PR tree-optimization/18754
8302 PR tree-optimization/34223
8303 * tree-pass.h (pass_complete_unrolli): Declare.
8304 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
8305 loop size before and after unconditionally of UL_NO_GROWTH in effect.
8306 Rewrite loop into loop closed SSA form if it is not already.
8307 (tree_unroll_loops_completely): Re-structure to iterate over
8308 innermost loops with intermediate CFG cleanups.
8309 Unroll outermost loops only if requested or the code does not grow
8311 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
8312 loops are available.
8313 (tree_vectorize): Instead do so here.
8314 (tree_complete_unroll): Also unroll outermost loops.
8315 (tree_complete_unroll_inner): New function.
8316 (gate_tree_complete_unroll_inner): Likewise.
8317 (pass_complete_unrolli): New pass.
8318 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
8319 uses outside of the loop.
8320 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
8321 form if it is available.
8322 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
8323 * passes.c (init_optimization_passes): Schedule complete inner
8324 loop unrolling pass before the first CCP pass after final inlining.
8326 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
8328 * targhooks.h (default_emutls_var_fields,
8329 default_emutls_var_init): Declare.
8330 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
8331 * target.h (struct gcc_target): Add struct emutls member.
8332 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
8333 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
8334 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
8335 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
8336 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
8337 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
8338 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
8339 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
8340 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
8341 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
8342 emit debug information.
8343 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
8344 * varasm.c: Include targhooks.h.
8345 (emutls_object_section, emutls_tmpl_section): New.
8346 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
8347 (EMUTLS_SEPARATOR): New.
8349 (get_emutls_object_name): New.
8350 (default_emutls_var_fields): New, broken out of ...
8351 (get_emutls_object_type): ... here. Adjust to use target hooks.
8352 (get_emutls_init_templ_addr): Adjust to use target hooks.
8353 (emutls_decl): Adjust to use target hooks.
8354 (emutls_finish): Likewise.
8355 (default_emutls_var_init): New, broken out of ...
8356 (assemble_variable): ... here. Adjust to use target hooks.
8357 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
8359 * c-common.c (handle_section_attribute): Prevent overriding
8360 sections for emulated tls with special sections.
8361 * config/i386/i386.c (x86_64_elf_select_section): Add
8362 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
8363 (x86_64_elf_unique_section): Likewise.
8364 * config/vxworks.c: Include tree.h.
8365 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
8366 (vxworks_override_options): Set TLS scheme.
8367 * doc/tm.texi (Emulated TLS): New node.
8369 2008-04-26 Simon Baldwin <simonb@google.com>
8372 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
8373 with propagated string constants.
8375 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
8377 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
8378 constraint for operand 2 when operand 0 is memory operand.
8379 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
8380 operand 0 is memory operand.
8381 (fix_trunc<mode>_i387_with_temp): Ditto.
8382 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
8383 operand 2 when operand 1 is memory operand.
8384 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
8385 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
8386 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
8387 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
8388 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
8389 operands 2,3 and 4 when operand 1 is memory operand.
8390 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
8392 (fistdi2_floor_with_temp): Ditto.
8393 (fist<mode>2_floor_with_temp): Ditto.
8394 (fistdi2_ceil_with_temp): Ditto.
8395 (fist<mode>2_ceil_with_temp): Ditto.
8396 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
8398 2008-04-26 David Daney <ddaney@avtrex.com>
8400 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
8402 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
8403 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8404 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8405 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
8406 (compare_and_swap_12): New insn.
8407 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
8408 * config/mips/mips.c (mips_force_binary): New function.
8409 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
8410 (mips_expand_compare_and_swap_12): New function.
8411 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
8413 2008-04-25 Jan Hubicka <jh@suse.cz>
8416 * cfgexpand.c (pass_expand): Turn into RTL pass.
8417 * passes.c (execute_one_pass): Do pass typechecking after execution.
8418 * tree-pass.h (pass_expand): Turn into RTL pass.
8420 * function.h (struct rtl_data): Move here fields
8421 accesses_prior_frames, calls_eh_return, saves_all_registers,
8422 has_nonlocal_goto, has_asm_statement, is_thunk,
8423 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
8424 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
8425 arg_pointer_save_area_init from struct function; turn into bool.
8426 (struct function): Move
8427 calls_eh_return, saves_all_registers, has_nonlocal_goto,
8428 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
8429 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
8430 tail_call_emit, arg_pointer_save_area_init
8431 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
8432 (current_function_returns_struct, current_function_returns_pcc_struct,
8433 current_function_calls_setjmp, current_function_calls_alloca,
8434 current_function_accesses_prior_frames,
8435 current_function_calls_eh_return, current_function_is_thunk,
8436 current_function_stdarg, current_function_profile,
8437 current_function_limit_stack, current_function_uses_pic_offset_table,
8438 current_function_uses_const_pool, current_function_has_nonlocal_label,
8439 current_function_saves_all_registers,
8440 current_function_has_nonlocal_goto,
8441 current_function_has_asm_statement): Remove accesor macros.
8442 * ra-conflict.c (global_conflicts): Update.
8443 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
8444 (suitable_for_tail_call_opt_p): Update.
8445 * builtins.c (expand_builtin_return_addr): Update.
8446 (expand_builtin_setjmp_setup): Update.
8447 (expand_builtin_nonlocal_goto): Update.
8448 * final.c (final_start_function): Update.
8449 (profile_function): Update.
8450 (leaf_function_p): Update.
8451 (only_leaf_regs_used): Update.
8452 * df-scan.c (df_get_exit_block_use_set): Update.
8453 * dojump.c (clear_pending_stack_adjust): Update.
8454 * tree-stdarg.c (gate_optimize_stdarg): Update.
8455 * gimple-low.c (lower_function_body): Update.
8456 * global.c (compute_regsets): Update.
8457 (global_alloc): Update.
8458 * dwarf2out.c (dwarf2out_begin_prologue): Update.
8459 * expr.c (expand_assignment): Update.
8460 * dse.c (dse_step0): Update.
8461 (dse_step1): Update.
8462 * c-decl.c (store_parm_decls): Update.
8463 * local-alloc.c (combine_regs): Update.
8464 (find_free_reg): Update.
8465 * function.c (assign_parms_augmented_arg_list): Update.
8466 (assign_parm_find_data_types): Update.
8467 (assign_parms): Update.
8468 (allocate_struct_function): Update.
8469 (expand_function_start): Update.
8470 (expand_function_end): Update.
8471 (get_arg_pointer_save_area): Update.
8472 (thread_prologue_and_epilogue_insns): Update.
8473 (rest_of_match_asm_constraints): Update.
8474 * stor-layout.c (variable_size): Update.
8475 * gcse.c (gcse_main): Update.
8476 (bypass_jumps): Update.
8477 * gimplify.c (gimplify_function_tree): Update.
8478 * calls.c (emit_call_1): Update.
8479 (expand_call): Update.
8480 * bt-load.c (compute_defs_uses_and_gen): Update.
8481 * except.c (sjlj_assign_call_site_values): Update.
8482 (sjlj_emit_function_enter): Update.
8483 (can_throw_external): Update.
8484 (set_nothrow_function_flags): Update.
8485 (expand_builtin_unwind_init): Update.
8486 (expand_eh_return): Update.
8487 (convert_to_eh_region_ranges): Update.
8488 (output_function_exception_table): Update.
8489 * emit-rtl.c (gen_tmp_stack_mem): Update.
8490 * cfgexpand.c (expand_used_vars): Update.
8491 (tree_expand_cfg): Update.
8492 * cfgcleanup.c (rest_of_handle_jump): Update.
8493 * explow.c (allocate_dynamic_stack_space): Update.
8494 * varasm.c (assemble_start_function): Update.
8495 (force_const_mem): Update.
8496 (mark_constant_pool): Update.
8497 * tree-optimize.c (tree_rest_of_compilation): Update.
8498 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
8499 * tree-cfg.c (notice_special_calls): Update.
8500 (is_ctrl_altering_stmt): Update.
8501 (tree_can_make_abnormal_goto): Update.
8502 (tree_purge_dead_abnormal_call_edges): Update.
8503 * config/alpha/predicates.md: Update.
8504 * config/alpha/alpha.c (alpha_sa_mask): Update.
8505 (alpha_sa_size): Update.
8506 (alpha_does_function_need_gp): Update.
8507 (alpha_expand_prologue): Update.
8508 (alpha_start_function): Update.
8509 (alpha_output_function_end_prologue): Update.
8510 (alpha_expand_epilogue): Update.
8511 * config/frv/frv.c (frv_stack_info): Update.
8512 (frv_expand_epilogue): Update.
8513 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
8514 (s390_register_info): Update.
8515 (s390_frame_info): Update.
8516 (s390_init_frame_layout): Update.
8517 (s390_can_eliminate): Update.
8518 (save_gprs): Update.
8519 * config/spu/spu.c (spu_split_immediate): Update.
8520 (need_to_save_reg): Update.
8521 (spu_expand_prologue): Update.
8522 (spu_expand_epilogue): Update.
8523 * config/sparc/sparc.md: Update.
8524 * config/sparc/sparc.c (eligible_for_return_delay): Update.
8525 (sparc_tls_got): Update.
8526 (legitimize_pic_address): Update.
8527 (sparc_emit_call_insn): Update.
8528 (sparc_expand_prologue): Update.
8529 (output_return): Update.
8530 (print_operand): Update.
8531 (sparc_function_ok_for_sibcall): Update.
8532 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
8533 * config/m32r/m32r.md: Update.
8534 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
8535 (m32r_compute_frame_size): Update.
8536 (m32r_expand_prologue): Update.
8537 (m32r_expand_epilogue): Update.
8538 (m32r_legitimize_pic_address): Update.
8539 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
8540 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
8541 * config/i386/i386.c (ix86_frame_pointer_required): Update.
8543 (ix86_save_reg): Update.
8544 (ix86_compute_frame_layout): Update.
8545 (ix86_expand_prologue): Update.
8546 (ix86_expand_epilogue): Update.
8547 * config/sh/sh.c (output_stack_adjust): Update.
8548 (calc_live_regs): Update.
8549 (sh5_schedule_saves): Update.
8550 (sh_expand_prologue): Update.
8551 (sh_expand_epilogue): Update.
8552 (sh_setup_incoming_varargs): Update.
8553 (sh_allocate_initial_value): Update.
8554 (sh_get_pr_initial_val): Update.
8555 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
8556 * config/sh/sh.md (label:): Update.
8557 * config/avr/avr.c (out_movhi_mr_r): Update.
8558 * config/crx/crx.h (enum): Update.
8559 * config/xtensa/xtensa.h (along): Update.
8560 * config/stormy16/stormy16.c Update.
8561 (xstormy16_compute_stack_layout): Update.
8562 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
8563 (fr30_expand_prologue): Update.
8564 * config/cris/cris.c (cris_conditional_register_usage): Update.
8565 (cris_reg_saved_in_regsave_area): Update.
8566 (cris_initial_frame_pointer_offset): Update.
8567 (cris_simple_epilogue): Update.
8568 (cris_expand_prologue): Update.
8569 (cris_expand_epilogue): Update.
8570 (cris_expand_pic_call_address): Update.
8571 (cris_asm_output_symbol_ref): Update.
8572 (cris_asm_output_label_ref): Update.
8573 * config/cris/cris.md Update.
8574 * config/iq2000/iq2000.c (compute_frame_size): Update.
8575 (iq2000_expand_epilogue): Update.
8576 * config/mt/mt.h (save_direction): Update.
8577 * config/mn10300/mn10300.c (mn10300_function_value): Update.
8578 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8579 (ia64_secondary_reload_class): Update.
8580 * config/m68k/m68k.c (m68k_save_reg): Update.
8581 (m68k_expand_prologue): Update.
8582 (m68k_expand_epilogue): Update.
8583 (legitimize_pic_address): Update.
8584 * config/rs6000/rs6000.c (rs6000_got_register): Update.
8585 (first_reg_to_save): Update.
8586 (first_altivec_reg_to_save): Update.
8587 (compute_vrsave_mask): Update.
8588 (compute_save_world_info): Update.
8589 (rs6000_stack_info): Update.
8590 (spe_func_has_64bit_regs_p): Update.
8591 (rs6000_ra_ever_killed): Update.
8592 (rs6000_emit_eh_reg_restore): Update.
8593 (rs6000_emit_allocate_stack): Update.
8594 (rs6000_emit_prologue): Update.
8595 (rs6000_emit_epilogue): Update.
8596 (rs6000_output_function_epilogue): Update.
8597 (output_profile_hook): Update.
8598 (rs6000_elf_declare_function_name): Update.
8599 * config/rs6000/rs6000.h (rs6000_args): Update.
8600 * config/rs6000/rs6000.md: Update.
8601 * config/mcore/mcore.c (mcore_expand_prolog): Update.
8602 * config/arc/arc.c (arc_output_function_epilogue): Update.
8603 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
8604 * config/darwin.c (machopic_function_base_name): Update.
8605 * config/score/score3.c (score3_compute_frame_size): Update.
8608 (score3_epilogue): Update.
8609 * config/score/score7.c (score7_compute_frame_size): Update.
8610 (score7_prologue): Update.
8611 (score7_epilogue): Update.
8612 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
8613 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
8614 * config/arm/arm.c (use_return_insn): Update.
8615 (require_pic_register): Update.
8616 (arm_load_pic_register): Update.
8617 (arm_compute_save_reg0_reg12_mask): Update.
8618 (arm_compute_save_reg_mask): Update.
8619 (thumb1_compute_save_reg_mask): Update.
8620 (output_return_instruction): Update.
8621 (arm_output_function_prologue): Update.
8622 (arm_output_epilogue): Update.
8623 (arm_get_frame_offsets): Update.
8624 (arm_expand_prologue): Update.
8625 (thumb_pushpop): Update.
8626 (thumb_exit): Update.
8627 (thumb1_expand_prologue): Update.
8628 (thumb1_expand_epilogue): Update.
8629 (arm_unwind_emit): Update.
8630 (arm_output_fn_unwind): Update.
8631 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
8632 * config/arm/arm.md: Update.
8633 * config/pa/pa.md: Update.
8634 * config/pa/pa.c (legitimize_pic_address): Update.
8635 (compute_frame_size): Update.
8636 (hppa_expand_prologue): Update.
8637 (hppa_expand_epilogue): Update.
8638 (borx_reg_operand): Update.
8639 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
8640 (HARD_REGNO_RENAME_OK): Update.
8641 * config/mips/mips.c (mips_global_pointer): Update.
8642 (mips_save_reg_p): Update.
8643 (mips_compute_frame_info): Update.
8644 (mips_frame_pointer_required): Update.
8645 (mips_expand_prologue): Update.
8646 (mips_expand_epilogue): Update.
8647 (mips_can_use_return_insn): Update.
8648 (mips_reorg_process_insns): Update.
8649 * config/v850/v850.c (compute_register_save_size): Update.
8650 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
8651 * config/mmix/mmix.c (along): Update.
8652 (mmix_expand_epilogue): Update.
8653 * config/bfin/bfin.c (legitimize_pic_address): Update.
8654 (must_save_p): Update.
8655 (stack_frame_needed_p): Update.
8656 (add_to_reg): Update.
8657 (bfin_expand_prologue): Update.
8658 * stmt.c (expand_asm_operands): Update.
8659 * reload1.c (reload): Update.
8660 (init_elim_table): Update.
8662 2008-04-25 Bob Wilson <bob.wilson@acm.org>
8664 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
8666 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
8668 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
8669 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
8670 (mov<mode>): Removed.
8671 (*movv4sf_internal): Likewise.
8672 (*movv2df_internal): Likewise.
8674 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
8676 * config.gcc (crx-*-elf): Remove deprecation.
8678 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
8680 * config/i386/cygming-crtend.c (register_frame_ctor): Register
8681 __gcc_deregister_frame with atexit.
8682 (deregister_frame_dtor): Remove.
8684 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
8685 Nathan Sidwell <nathan@codesourcery.com>
8687 * config/rs6000/rs6000.opt (mspe): Remove Var property.
8689 * config/rs6000/rs6000.h (rs6000_spe): Declare.
8690 (rs6000_isel): Likewise.
8691 * config/rs6000/rs6000.c (rs6000_spe): New variable.
8692 (rs6000_isel): New variable.
8693 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
8695 2008-04-24 Jakub Jelinek <jakub@redhat.com>
8698 * c-common.c (handle_vector_size_attribute): Call
8699 lang_hooks.types.reconstruct_complex_type instead of
8700 reconstruct_complex_type.
8701 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
8702 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
8703 * langhooks.h (struct lang_hooks_for_types): Add
8704 reconstruct_complex_type hook.
8705 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
8706 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
8708 2008-04-24 Richard Guenther <rguenther@suse.de>
8710 * c-common.h (check_builtin_function_arguments): Declare.
8711 * c-common.c (validate_nargs): New function.
8712 (check_builtin_function_arguments): Likewise.
8713 * c-typeck.c (build_function_call): Call
8714 check_builtin_function_arguments.
8715 * builtins.c (fold_builtin_classify): Remove error reporting code.
8716 (fold_builtin_unordered_cmp): Likewise.
8717 (fold_builtin_1): Likewise.
8718 (fold_builtin_n): Likewise.
8720 2008-04-24 Jakub Jelinek <jakub@redhat.com>
8722 PR tree-optimization/36008
8723 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
8724 the original op1, rather than delta by step.
8726 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
8727 Sebastian Pop <sebastian.pop@amd.com>
8729 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
8730 eliminate_local_variables_stmt, eliminate_local_variables,
8731 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
8732 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
8733 of code delimited by two edges in the CFG.
8734 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
8735 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
8736 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
8737 the case of parallelisation of reductions.
8738 (expr_invariant_in_region_p): New.
8740 * tree-flow.h (gather_blocks_in_sese_region): Declared.
8741 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
8743 2008-04-24 Ira Rosen <irar@il.ibm.com>
8744 Richard Guenther <rguenther@suse.de>
8746 PR tree-optimization/36034
8747 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
8748 incapable of dealing with loads with gaps.
8750 2008-04-24 Rafael Espindola <espindola@google.com>
8752 * tree-flow.h (vrp_evaluate_conditional): Change signature.
8753 * tree-ssa-propagate.c (fold_predicate_in): Update call to
8754 vrp_evaluate_conditional.
8755 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
8756 (vrp_evaluate_conditional): Split the cond argument.
8757 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
8758 (simplify_stmt_for_jump_threading): Update call to
8759 vrp_evaluate_conditional.
8761 2008-04-24 Ira Rosen <irar@il.ibm.com>
8763 PR tree-optimization/35982
8764 * tree-vect-analyze.c (vect_check_interleaving): Check that the
8765 interleaved data-refs are of the same type.
8767 2008-04-24 Danny Smith <dannysmith@users.net>
8769 * c-format.c (check_format_info_main): Use strncmp rather than a
8770 magic prefix to handle multichar length specs.
8771 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
8772 Don't prefix "I64" and "I32" with '\0'.
8774 2008-04-24 Jakub Jelinek <jakub@redhat.com>
8777 * config/i386/i386.c (init_cumulative_args): Don't pass anything
8778 in registers for -m32 only if stdarg_p (fntype).
8780 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
8782 PR rtl-optimization/36006
8783 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
8784 temp to op0 in order to avoid invalid rtx sharing.
8786 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8788 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
8789 check TREE_INVARIANT.
8790 * tree-gimple.c (is_gimple_address): New.
8791 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
8792 * tree-gimple.h (is_gimple_address): New.
8793 * tree.h (decl_address_invariant_p): New.
8794 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
8795 (build_string): Likewise.
8796 (decl_address_invariant_p): New, from is_gimple_invariant_address.
8797 (tree_invariant_p_1): Likewise.
8798 (save_expr): Use it.
8799 (tree_invariant_p): New.
8800 (skip_simple_arithmetic): Use it.
8801 (stabilize_reference_1): Use it.
8802 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
8804 (build1_stat): Drop code to compute TREE_INVARIANT.
8805 (build2_stat): Drop code to compute TREE_INVARIANT.
8806 (build3_stat): Drop code to compute TREE_INVARIANT.
8807 (build4_stat): Drop code to compute TREE_INVARIANT.
8808 (build5_stat): Drop code to compute TREE_INVARIANT.
8809 (build7_stat): Drop code to compute TREE_INVARIANT.
8810 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
8811 * tree.h (struct tree_base): Remove invariant_flag.
8812 (TREE_INVARIANT): Remove.
8813 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
8814 (fold_builtin_expect): Check TREE_CONSTANT.
8815 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
8816 * c-tree.h (c_expr_to_decl): Drop third parameter.
8817 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
8818 (build_c_cast): Don't set TREE_INVARIANT.
8819 (pop_init_level): Don't set TREE_INVARIANT.
8820 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
8821 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
8823 (gimplify_init_constructor): Don't set TREE_INVARIANT.
8824 (gimplify_addr_expr): Adjust comment.
8825 * tree-mudflap.c (mf_build_string):
8826 * print-tree.c (print_node): Don't print TREE_INVARIANT.
8827 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
8828 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
8829 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
8830 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
8831 * langhooks.h (struct lang_hooks): Drop third parameter from
8834 2008-04-23 Richard Guenther <rguenther@suse.de>
8836 PR tree-optimization/27799
8837 PR tree-optimization/32921
8838 PR tree-optimization/32624
8839 * tree-ssa-structalias.c (merge_smts_into): Only merge the
8840 SMTs aliases and the tag itself into the solution.
8841 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
8842 merge the points-to solution back into the SMT aliases.
8843 (may_alias_p): Use alias_set_subset_of instead of
8844 aliases_conflict_p. A pointer which points to
8845 memory with alias set zero may access any variable.
8847 2008-04-23 Richard Guenther <rguenther@suse.de>
8849 * alias.c (alias_set_subset_of): Correctly handle asking
8850 if zero is a subset of an alias set with zero child.
8851 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
8852 (compute_flow_insensitive_aliasing): Correctly walk all
8853 pointers. Do not unnecessarily union sets.
8855 2008-04-23 Richard Guenther <rguenther@suse.de>
8858 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
8860 2008-04-22 Tomas Bily <tbily@suse.cz>
8862 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
8864 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
8866 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
8867 * tree-ssa-structalias.c (get_constraint_for): Likewise.
8868 * tree-inline.c (estimate_num_insns_1): Likewise.
8869 * varasm.c (const_hash_1, compare_constant, copy_constant)
8870 (compute_reloc_for_constant, output_addressed_constants): Likewise.
8871 * emit-rtl.c (component_ref_for_mem_expr)
8872 (set_mem_attributes_minus_bitpos): Likewise.
8873 * expr.c (highest_pow2_factor, expand_expr_real_1, )
8874 (is_aligning_offset): Likewise.
8875 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
8876 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
8877 * dojump.c (do_jump): Likewise.
8878 * builtins.c (get_pointer_alignment, get_memory_rtx)
8879 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
8880 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
8882 2008-04-23 Jakub Jelinek <jakub@redhat.com>
8884 PR rtl-optimization/36017
8885 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
8886 expanding the library call.
8888 2008-04-22 Ian Lance Taylor <iant@google.com>
8890 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
8893 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
8895 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
8896 of LR/CTR moves for Power6.
8898 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8901 * passes.c (init_optimization_passes): Remove
8902 pass_fast_rtl_byte_dce.
8904 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
8907 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
8908 builtin functions to generate faster code.
8909 (_mm_cvtpu16_ps): Ditto.
8910 (_mm_cvtpi32x2_ps): Ditto.
8912 2008-04-22 Nick Clifton <nickc@redhat.com>
8914 * common.opt (ftree-loop-distribution): Add Optimization
8917 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
8918 (frv_expand_builtin_va_start): Likewise.
8920 * config/arm/arm.c (thumb_find_work_register): Fix location of
8921 argument register count.
8923 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8925 Support scheduling for ColdFire V1 and V3 microarchitecture.
8926 Improve scheduling of multiplication instructions.
8928 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
8929 (mac): New instruction attribute.
8930 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
8931 (m68k_sched_mac): New variable.
8932 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
8933 Handle cfv1 and cfv3.
8934 (max_insn_size): New static variable.
8935 (struct _sched_ib): New type.
8936 (sched_ib): New static variable.
8937 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
8938 to fields of 'struct _sched_ib sched_ib'. Update all uses.
8939 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
8941 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
8942 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
8943 new variables. Update.
8944 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8945 Add modeling of cfv3 instruction buffer. Update.
8946 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
8947 * config/m68k/m68k.h (TUNE_CFV3): New macro.
8948 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
8949 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
8950 a particular reservation applies to.
8951 (type2): Reorganize attribute values. Rename alu to alu_reg,
8952 alu_l to alu, move_l to omove. Join move to alu. Split mul
8954 (cf_ib_*): Simplify description of instruction buffer.
8955 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
8956 (cf_mem): Split into cf_mem1 and cf_mem2.
8957 (cf_v2_move_??): Rename to cfv12_alu_??.
8958 (cf_v2_move_l_??): Rename to cfv12_omove_??.
8959 (cf_v2_mul_??): Remove reservations.
8960 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
8961 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
8962 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
8964 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
8965 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
8966 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
8967 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
8968 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
8969 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
8970 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
8971 expansions of the above reservations for instructions of sizes
8974 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8976 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
8978 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
8980 * coverage.c: Include tree-pass.h.
8981 (coverage_counter_alloc): Print da_file_name to the dump file.
8983 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8985 * sbitmap.c (sbitmap_range_empty_p): New function.
8986 * sbitmap.h (sbitmap_range_empty_p): New function.
8987 * bitmap.h: Now includes obstack.h.
8989 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
8990 Kenneth Zadeck <zadeck@naturalbridge.com>
8992 * dbgcnt.def (ra_byte_scan): Added.
8993 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
8994 when the last hit happens for a counter.
8995 * timevar.def (TV_DF_BYTE_LR): New variable.
8996 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
8997 * passes.c (pass_fast_rtl_byte_dce): New pass.
8998 * fwprop.c (update_df): Added mode to call df_ref_create.
8999 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9000 DF_REF_EXTRACT_OFFSET.
9001 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
9002 DF_BYTE_LR_OUT, df_byte_lr): New macro.
9004 (df_ref_extract): Added mode field.
9005 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
9006 DF_REF_EXTRACT_OFFSET.
9007 (DF_REF_EXTRACT_MODE): New macro.
9008 (df_byte_lr_bb_info): New structure.
9009 (df_print_byte_regset, df_compute_accessed_bytes,
9010 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
9011 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
9012 df_byte_lr_simulate_uses,
9013 df_byte_lr_simulate_artificial_refs_at_top,
9014 df_byte_lr_simulate_artificial_refs_at_end,
9015 df_compute_accessed_bytes): New function.
9016 (df_ref_create): Add parameter.
9017 (df_byte_lr_get_bb_info): New inline function.
9018 * df-scan.c (df_ref_record, df_uses_record,
9019 df_ref_create_structure): Added mode parameter.
9020 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
9021 df_defs_record, df_uses_record, df_get_conditional_uses,
9022 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
9023 df_entry_block_defs_collect, df_exit_block_uses_collect):
9024 Added mode parameter to calls to df_ref_record, df_uses_record,
9025 df_ref_create_structure.
9026 (df_ref_equal_p, df_ref_compare): Added test for modes.
9027 (df_ref_create_structure): Added code to set mode. Renamed
9028 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9029 DF_REF_EXTRACT_OFFSET.
9030 * df-core.c (df_print_byte_regset): New function.
9031 * df-byte-scan.c: New file.
9032 * df-problems.c (df_rd_transfer_function): Removed unnecessary
9033 calls to BITMAP_FREE.
9034 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
9035 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
9036 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
9037 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
9038 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
9039 df_byte_lr_local_compute, df_byte_lr_init,
9040 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
9041 df_byte_lr_transfer_function, df_byte_lr_free,
9042 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
9043 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
9044 df_byte_lr_simulate_uses,
9045 df_byte_lr_simulate_artificial_refs_at_top,
9046 df_byte_lr_simulate_artificial_refs_at_end): New function.
9047 * dce.c (byte_dce_process_block): New function.
9048 (dce_process_block): au is now passed in rather than computed
9049 locally. Changed loops that look at artificial defs to not look
9050 for conditional or partial ones, because there never are any.
9051 (fast_dce): Now is able to drive byte_dce_process_block or
9052 dce_process_block depending on the kind of dce being done.
9053 (rest_of_handle_fast_dce): Add parameter to fast_dce.
9054 (rest_of_handle_fast_byte_dce): New function.
9055 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
9056 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
9058 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
9061 * gcc.h: Added fortran options that take arguments to
9062 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
9065 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
9067 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
9068 scalarization if on the LHS and not a full access.
9070 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9072 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
9074 2008-04-18 Rafael Espindola <espindola@google.com>
9076 * tree-vrp.c (find_case_label_index): Fix the binary search.
9077 (find_case_label_range): New.
9078 (vrp_visit_switch_stmt): Use find_case_label_range.
9079 (simplify_switch_using_ranges): Use find_case_label_range.
9081 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
9083 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
9084 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
9086 2008-04-18 Tom Tromey <tromey@redhat.com>
9089 * doc/cpp.texi (Implementation-defined behavior): Mention
9092 2008-04-18 Ian Lance Taylor <iant@google.com>
9094 * fold-const.c (pointer_may_wrap_p): New static function.
9095 (fold_comparison): Add another test for pointer overflow. Use
9096 pointer_may_wrap_p to disable some false positives.
9098 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
9100 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
9101 (fname_as_string): Match updated cpp_interpret_string prototype.
9102 (fix_string_type): Support char16_t* and char32_t*.
9103 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
9104 derivative) nodes. Register as builtin if C++0x.
9105 (c_parse_error): Support CPP_CHAR{16,32}.
9106 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
9107 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
9108 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
9109 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
9110 CTI_CHAR32_ARRAY_TYPE>: New elements.
9111 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
9112 char32_type_node, signed_char32_type_node, char16_array_type_node,
9113 char32_array_type_node): New defines.
9114 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
9115 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
9116 (lex_string): Support CPP_STRING{16,32}, match updated
9117 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
9118 (lex_charconst): Support CPP_CHAR{16,32}.
9119 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
9120 and CPP_STRING{16,32}.
9122 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
9125 * aclocal.m4: Regenerate.
9126 * configure: Regenerate.
9128 2008-04-18 Jan Hubicka <jh@suse.cz>
9130 * except.c (dw2_size_of_call_site_table,
9131 sjlj_size_of_call_site_table): Use vector API for call_site_record.
9133 * cgraphbuild.c (build_cgraph_edges): Update.
9134 * tree-pass.h: Update comment.
9135 * final.c (leaf_function_p): Update.
9136 (leaf_renumber_regs): Update.
9137 (rest_of_clean_state): Update.
9138 * omp-low.c (expand_omp_parallel): Update.
9139 * ipa-reference.c (analyze_function): Update.
9140 * reorg.c (find_end_label): Update.
9141 (optimize_skip): Update.
9142 (fill_simple_delay_slots): Update.
9143 (fill_simple_delay_slots): Update.
9144 (make_return_insns): Update.
9145 (dbr_schedule): Update.
9146 * gimple-low.c (record_vars_into): Update.
9147 * cfgbuild.c (make_edges): Update.
9148 * function.c (assign_stack_local): Update.
9149 (assign_parm_adjust_stack_rtl): Update.
9150 (locate_and_pad_parm): Update.
9151 (allocate_struct_function): Do not initialize stack_alignment_needed
9152 and preferred_stack_boundary here.
9153 (stack_protect_prologue): Update.
9154 (stack_protect_epilogue): Update.
9155 (expand_function_start): Initialize stack_alignment_needed,
9156 preferred_stack_boundary and max_jumptable_ents.
9157 (expand_function_end): Update.
9158 (free_after_compilation): Do not NULLify epilogue_delay_list.
9159 * function.h (struct rtl_data): Add stack_protect_guard,
9160 stack_alignment_needed,
9161 preferred_stack_boundary, epilogue_delay_list.
9162 (struct function): Remove value_histograms, stack_alignment_needed,
9163 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
9165 unexpanded_var_list, stack_protect_guard.
9166 (current_function_epilogue_delay_list): Remove.
9167 * ipa-type-escape.c (analyze_function): Update.
9168 * gimplify.c (pop_gimplify_context): Update comment.
9169 * calls.c (expand_call): Update.
9170 (emit_library_call_value_1): Update.
9171 * except.c (set_nothrow_function_flags): Update.
9172 * cfgexpand.c (get_decl_align_unit): Update.
9173 (create_stack_guard): Update.
9174 (estimated_stack_frame_size): Update.
9175 (expand_used_vars): Update.
9176 (tree_expand_cfg): Free histogram earliers, init expansion variables.
9177 * explow.c (allocate_dynamic_stack_space): Update.
9178 * tree-ssa-live.c (remove_unused_locals): Update.
9179 * varasm.c (mark_constant_pool): Update.
9180 * tree-inline.c (remap_decls): Update.
9181 (initialize_cfun): Update.
9182 (declare_return_variable): Update.
9183 (inline_forbidden_p): Update.
9184 (expand_call_inline): Update.
9185 (declare_inline_vars): Update.
9186 (tree_function_versioning): Update.
9187 * tree-flow.h (value_histograms): New.
9188 (VALUE_HISTOGRAMS): New macro.
9189 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
9191 * tree-cfg.c (set_bb_for_stmt): Update.
9192 (replace_by_duplicate_decl): Update.
9193 (move_block_to_fn): Update.
9194 (new_label_mapper): Update.
9195 (dump_function_to_file): Update.
9196 * ipa-struct-reorg.c (build_data_structure): Update.
9197 * cfgrtl.c (print_rtl_with_bb): Update.
9198 * reload1.c (reload): Update.
9200 * config/i386/i386.c (setup_incoming_varargs_64,
9201 ix86_compute_frame_layout): Update.
9202 * config/arc/arc.c (arc_output_function_epilogue): Update.
9204 2008-04-18 Marius Strobl <marius@FreeBSD.org>
9206 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
9207 for FreeBSD as well.
9208 * gthr-posix95.h: Likewise.
9210 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
9212 PR rtl-optimization/35838
9213 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
9214 out the byte offset of the first subreg.
9216 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
9218 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
9219 to split_ti instead of three separate calls with single member arrays.
9220 (subti3 splitter): Ditto.
9221 (adddi3 splitter): Ditto with split_di.
9222 (subdi3 splitter): Ditto.
9223 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
9224 two separate calls with single member arrays. Swap match_dup
9225 operands 1 and 2 to better fit into the array.
9226 (negdi2 splitter): Ditto with split_di.
9227 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
9228 two separate calls with single member arrays. Swap match_dup operands
9229 6 and 7 to better fit into the array.
9231 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
9233 * config/i386/i386.c (sse_builtin_type): New.
9234 (bdesc_sse_args): Likewise.
9235 (bdesc_sse_3arg): Removed.
9236 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9237 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
9238 IX86_BUILTIN_ROUNDPS.
9239 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
9240 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
9241 IX86_BUILTIN_ROUNDPS.
9242 (ix86_expand_sse_4_operands_builtin): Removed.
9243 (ix86_expand_sse_operands_builtin): New.
9244 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
9245 and CODE_FOR_sse4_1_roundps.
9246 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9247 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
9249 2008-04-17 Alan Modra <amodra@bigpond.net.au>
9252 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
9253 regs before frame pop when needed. If use_backchain_to_restore_sp
9254 then load backchain into a temp reg to restore vr and vrsave. Add
9255 code to restore vr after frame pop if possible.
9257 2008-04-17 Richard Guenther <rguenther@suse.de>
9259 * tree-vn.c (expressions_equal_p): Do not check type
9260 equality or compatibility before calling operand_equal_p.
9261 * fold-const.c (operand_equal_p): Check equivalence of
9262 integer constants before bailing out due to signedness or
9263 precision differences.
9264 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
9265 spurious differences in type qualification. Ignore types
9266 for COMPONENT_REFs at all.
9268 2008-04-17 Christian Bruel <christian.bruel@st.com>
9270 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
9271 msw_skip comparison.
9273 2008-04-16 Jakub Jelinek <jakub@redhat.com>
9276 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
9279 PR tree-optimization/35899
9280 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
9281 rather than TREE_OPERAND.
9283 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
9286 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
9287 temporary registers. Change operand predicate to general_operand.
9288 (remainderxf3): Ditto.
9290 2008-04-16 Richard Guenther <rguenther@suse.de>
9292 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
9293 * tree-affine.c (aff_combination_expand): Look through some
9296 2008-04-15 Doug Kwan <dougkwan@google.com>
9298 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
9300 * tree-pretty-print.c (dump_generic_node): Ditto.
9301 * final.c (output_addr_const): Ditto.
9302 * dwarf2out.c (output_cfi): Ditto.
9303 * c-pretty-print.c (pp_c_integer_constant): Ditto.
9304 * print-rtl.c (print_rtx): Ditto.
9305 * print-tree.c (print_node_brief, print_node): Ditto.
9306 * c-common.c (match_case_to_enum_1): Ditto.
9307 * sched-vis.c (print_value): Ditto.
9308 * config/i386/i386.c (print_operand): Cast to long unsigned int
9311 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
9312 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
9313 MS Windows VirtualProtect function.
9315 2008-04-15 Jan Hubicka <jh@suse.cz>
9317 * gengtype.c (write_root): Param_is argument is OK.
9318 * expr.c (expand_expr_real_1): Update call of get_exception_*.
9319 * function.h: Include varray.h
9320 (rtl_eh): New stucture based on except.c one.
9321 (call_site_record): New forward declaration and vector type.
9322 * calls.c (emit_call_1): Do not call
9323 note_current_region_may_contain_throw.
9324 * except.c (eh_status): Remove cur_region, try_region since they are
9326 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
9327 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
9328 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
9329 Remove call_site_data_used, call_site_data_size.
9330 Turn call_site_record into vector in function.h.
9331 (note_current_region_may_contain_throw): Remove.
9332 (get_exception_pointer, get_exception_filter): Do not take struct
9333 function argument; update.
9334 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
9335 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
9336 build_post_landing_pads, dw2_build_landing_pads,
9337 sjlj_assign_call_site_values, sjlj_mark_call_sites,
9338 sjlj_emit_function_enter, sjlj_emit_function_enter,
9339 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
9340 sjlj_build_landing_pads, finish_eh_generation,
9341 remove_exception_handler_label, remove_eh_handler,
9342 maybe_remove_eh_handler, add_reachable_handler,
9343 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
9344 add_action_record, collect_one_action_chain, add_call_site,
9345 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
9346 sjlj_output_call_site_table, output_function_exception_table,
9347 * except.h (note_current_region_may_contain_throw): Remove
9348 (get_exception_pointer, get_exception_filter): Do not take struct
9350 * Makefile.in (GTFILES): Put varargs before struct function.
9352 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
9354 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
9355 punt for STRING_CST.
9356 (get_constraint_for): Deal with STRING_CST here instead.
9358 2008-04-15 Richard Guenther <rguenther@suse.de>
9360 * tree-ssa-propagate.c (substitute_and_fold): Substitute
9361 statements in a basic-block with a backward walk. Do not
9362 substitute into dead statements but instead remove those.
9364 2008-04-15 Richard Guenther <rguenther@suse.de>
9366 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
9367 to zero, thus disable creation of SFTs.
9369 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
9371 * tree-predcom.c (suitable_reference_p): Return false if the
9372 reference can throw.
9374 2008-04-15 Jakub Jelinek <jakub@redhat.com>
9377 * c-decl.c (finish_decl): If extern or static var has variable
9378 size, set TREE_TYPE (decl) to error_mark_node.
9380 2008-04-15 Rafael Espindola <espindola@google.com>
9382 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
9385 2008-04-15 Richard Guenther <rguenther@suse.de>
9387 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9388 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
9389 (visit_reference_op_load): Do walk vuse-vdef chains on
9390 vn_reference_lookup.
9391 (visit_reference_op_store): But do not here.
9392 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
9393 vn_reference_lookup.
9394 (vn_lookup_with_vuses): But do so here.
9396 2008-04-14 Ian Lance Taylor <iant@google.com>
9398 * fold-const.c (fold_overflow_warning): Remove assertion.
9400 2008-04-15 Ben Elliston <bje@au.ibm.com>
9402 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
9403 temp1 local variables.
9405 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
9408 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
9409 ".text.unlikely" section as executable.
9411 2008-04-14 James E. Wilson <wilson@tuliptree.org>
9413 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9414 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
9415 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
9416 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
9417 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
9418 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
9419 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
9421 2008-04-14 Ian Lance Taylor <iant@google.com>
9423 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
9424 * fold-const.c (fold_comparison): If appropriate, test
9425 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
9426 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
9427 reassociating a pointer type.
9428 * doc/invoke.texi (Optimize Options): Document that
9429 -fstrict-overflow applies to pointer wraparound.
9431 2008-04-13 Jan Hubicka <jh@suse.cz>
9433 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
9435 2008-04-12 Andrew Pinski <pinskia@gmail.com>
9437 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
9438 we are going to "save the world".
9440 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
9442 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
9443 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
9444 operand 0 constraint, not "=".
9446 2008-04-11 James E. Wilson <wilson@tuliptree.org>
9448 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
9450 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
9452 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
9453 of size of positions_needed * CHAR_BIT.
9455 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
9458 * dse.c (store_info): Change positions_needed to unsigned
9460 (lowpart_bitmask): New.
9461 (record_store): Cast to unsigned HOST_WIDE_INT for
9462 positions_needed. Assert width <= size of positions_needed *
9463 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
9464 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
9465 lowpart_bitmask to set mask.
9467 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9469 * config/bfin/constraints.md: New file.
9470 * config/bfin/bfin.md: Include it.
9471 (adddi3): Use satisfies_constraint functions instead of the old macros.
9472 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
9473 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
9474 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
9475 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
9476 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
9477 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
9478 EXTRA_CONSTRAINT): Delete.
9479 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
9480 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
9482 * config/bfin/bfin.c: Include "tm-constrs.h".
9483 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
9484 Use satisfies_constraint functions instead of the old macros.
9485 * doc/md.texi (Blackfin Constraints): Update file name reference.
9487 2008-04-11 Richard Guenther <rguenther@suse.de>
9489 PR tree-optimization/35869
9490 * tree-vrp.c (execute_vrp): Move switch statement update after
9491 jump threading. Schedule another cfg cleanup run.
9493 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
9496 * attribs.c (decl_attributes): Return early on errorneous node.
9498 2008-04-10 Oleg Ryjkov <olegr@google.com>
9500 * tree.h (struct tree_base): Added a new flag default_def_flag.
9501 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
9503 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
9505 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
9507 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9510 * pa.md: Define mode iterator P. Define mode attribute dwc.
9511 (dcacheflush): Update pattern to use iterator P and attribute dwc.
9512 (icacheflush): Likewise.
9513 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
9514 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
9516 2008-04-11 Ben Elliston <bje@au.ibm.com>
9518 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
9520 2008-04-10 Rafael Espindola <espindola@google.com>
9522 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
9523 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
9524 (extract_range_from_expr): The same.
9526 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
9528 * config/mips/mips.md (GPR2): New mode iterator.
9530 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
9531 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
9532 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
9533 Rewrite these to take two modes, the mode of comparison and the
9534 mode of the destination.
9535 * config/mips/mips.c (mips_expand_scc): Instead of having
9536 paradoxical subreg as destination, expand "narrowing" scc if mode
9537 of comparison is SI and target is requested in DI mode.
9538 (mips_emit_int_order_test): Update comment. Make mode of
9539 comparison match CMP0 rather than TARGET. When creating inverse
9540 target use mode of TARGET.
9542 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
9544 * gcov-dump.c (tag_summary): Only print summaries for the first
9545 GCOV_COUNTERS_SUMMABLE counters.
9547 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
9549 * config/i386/i386.md (absneg): New code iterator.
9550 (absnegprefix): New code attribute.
9551 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
9552 patterns using absneg code iterator.
9553 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
9554 using absneg code iterator.
9555 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
9556 *neg<mode>2 patterns using absneg code iterator.
9557 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
9558 *negextendsfdf2 patterns using absneg code iterator.
9559 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
9560 *negextendsfxf2 patterns using absneg code iterator.
9561 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
9562 *negextendsfdf2 patterns using absneg code iterator.
9563 * config/i386/sse.md (<code><mode>2): Macroize expander from
9564 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
9566 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
9568 * config/s390/s390.h: Remove the remains of the recent search
9569 & replace action of current_function_outgoing_args_size.
9571 2008-04-10 Ira Rosen <irar@il.ibm.com>
9573 PR tree-optimization/35821
9574 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
9575 NEW_STMT_LIST is not NULL.
9577 2008-04-09 David Edelsohn <edelsohn@gnu.org>
9580 * toplev.c (process_options): Remove -ffunction-sections debugging
9583 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
9585 PR middle-end/PR28690
9586 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
9587 than gen_rtx_fmt_ee to perform more canonicalizations.
9589 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9592 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
9594 2008-04-09 Richard Guenther <rguenther@suse.de>
9596 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
9597 (dump_function_to_file): Dump function arguments with types.
9599 2008-04-08 Richard Guenther <rguenther@suse.de>
9601 * fold-const.c (fold_widened_comparison): Do not allow
9602 sign-changes that change the result.
9604 2008-04-08 Janis Johnson <janis187@us.ibm.com>
9607 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
9608 kinds of indirect references.
9610 2008-04-08 David Edelsohn <edelsohn@gnu.org>
9612 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
9613 GNU Fortran language string.
9615 2008-04-08 Rafael Espindola <espindola@google.com>
9617 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
9618 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
9619 * tree.h (tree_call_nonnegative_warnv_p): New.
9621 2008-04-08 Jan Hubicka <jh@suse.cz>
9623 * function.c (free_after_compilation): Clear out regno_reg_rtx
9626 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
9629 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
9631 PR middle-end/PR28690
9632 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
9633 same precedence as REG_POINTER and MEM_POINTER operands.
9635 2008-04-08 Richard Guenther <rguenther@suse.de>
9638 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
9639 for adding index to base.
9641 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
9643 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
9644 (MINGW_ENABLE_EXECUTE_STACK): New.
9645 (IN_LIBGCC2): For libgcc include windows.h file for
9646 function declarations.
9648 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
9650 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
9651 and tem2 if tem1 is not a REG or MULT.
9653 2008-04-08 Jan Hubicka <jh@suse.cz>
9655 * function.h (incomming_args): Break out of struct function.
9656 (function_subsections): Break out of struct function.
9657 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
9658 return_rtx and hard_reg_initial_vals from struct function.
9659 Kill inl_max_label_num.
9660 (current_function_pops_args, current_function_args_info,
9661 current_function_args_size, current_function_args_size,
9662 current_function_pretend_args_size,
9663 current_function_outgoing_args_size,
9664 current_function_internal_arg_pointer, current_function_return_rtx):
9665 Kill compatibility accestor macros.
9666 * builtins.c (expand_builtin_apply_args_1): Update.
9667 (expand_builtin_next_arg): Update.
9668 * df-scan.c (df_get_call_refs): Update.
9669 * dbxout.c (dbxout_function_end): Update.
9670 * dwarf2out.c (dwarf2out_switch_text_section): Update.
9671 (output_line_info): Update.
9672 (secname_for_decl): Update.
9673 (dwarf2out_var_location): Update.
9674 * function.c (free_after_compilation): Update.
9675 (assign_parm_find_stack_rtl): Update.
9676 (assign_parms): Update.
9677 (expand_dummy_function_end): Update.
9678 (expand_function_end): Update.
9679 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
9680 (expand_call): Update.
9681 (emit_library_call_value_1): Update.
9682 (store_one_arg): Update.
9683 * varasm.c (initialize_cold_section_name): Update.
9684 (unlikely_text_section): Update.
9685 (unlikely_text_section_p): Update.
9686 (assemble_start_function): Update.
9687 (assemble_end_function): Update.
9688 (default_section_type_flags): Update.
9689 (switch_to_section): Update.
9690 * integrate.c (set_decl_abstract_flags): Update.
9691 (get_hard_reg_initial_val): Update.
9692 (has_hard_reg_initial_val): Update.
9693 (allocate_initial_values): Update.
9694 * resource.c (init_resource_info): Update.
9695 * config/alpha/alpha.c (NUM_ARGS): Update.
9696 (direct_return): Update.
9697 (alpha_va_start): Update.
9698 (alpha_sa_size): Update.
9699 (alpha_initial_elimination_offset): Update.
9700 (alpha_expand_prologue): Update.
9701 (alpha_start_function): Update.
9702 (alpha_expand_epilogue): Update.
9703 (unicosmk_initial_elimination_offset):
9704 * config/alpha/alpha.md (call expander): Update.
9705 * config/s390/s390.c (s390_register_info): Update.
9706 (s390_register_info): Update.
9707 (s390_frame_info): Update.
9708 (s390_initial_elimination_offset): Update.
9709 (s390_build_builtin_va_list): Update.
9710 (s390_va_start): Update.
9711 * config/spu/spu.c (direct_return): Update.
9712 (spu_expand_prologue): Update.
9713 (spu_initial_elimination_offset): Update.
9714 (spu_build_builtin_va_list): Update.
9715 (spu_va_start): Update.
9716 * config/sparc/sparc.c (sparc_init_modes): Update.
9717 (sparc_compute_frame_size): Update.
9718 (function_value): Update.
9719 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
9720 * config/i386/i386.md (return expander): Update.
9721 * config/i386/i386.c (ix86_va_start): Update.
9722 (ix86_can_use_return_insn_p): Update.
9723 (ix86_compute_frame_layout): Update.
9724 (ix86_expand_epilogue): Update.
9725 * config/sh/sh.c (output_stack_adjust): Update.
9726 (calc_live_regs): Update.
9727 (sh_expand_prologue): Update.
9728 (sh_builtin_saveregs): Update.
9729 (sh_va_start): Update.
9730 (initial_elimination_offset): Update.
9731 (sh_allocate_initial_value): Update.
9732 (sh_function_ok_for_sibcall): Update.
9733 (sh_get_pr_initial_val): Update.
9734 * config/sh/sh.md (return expander): Update.
9735 * config/avr/avr.c (frame_pointer_required_p): UPdate.
9736 * config/crx/crx.c (crx_compute_frame): UPdate.
9737 (crx_initial_elimination_offset): UPdate.
9738 * config/xtensa/xtensa.c (compute_frame_size): Update
9739 (xtensa_builtin_saveregs): Update.
9740 (xtensa_va_start): Update.
9741 (order_regs_for_local_alloc): Update.
9742 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
9743 (xstormy16_expand_builtin_va_start): Update.
9744 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
9745 * config/m68hc11/m68hc11.md (return expanders): Update.
9746 * config/m68hc11/m68hc11.c (expand_prologue): Update.
9747 (expand_epilogue): Update.
9748 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
9749 (cris_simple_epilogue): Update.
9750 (cris_expand_prologue): Update.
9751 (cris_expand_epilogue): Update.
9752 * config/iq2000/iq2000.c (iq2000_va_start): Update.
9753 (compute_frame_size): Update.
9754 * config/mt/mt.c (mt_compute_frame_size): Update.
9755 * config/mn10300/mn10300.c (expand_prologue): Update.
9756 (expand_epilogue): Update.
9757 (initial_offset): Update.
9758 (mn10300_builtin_saveregs):
9759 * config/mn10300/mn10300.md (return expander): Update.
9760 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
9761 (ia64_initial_elimination_offset): Update.
9762 (ia64_initial_elimination_offset): Update.
9763 (ia64_expand_prologue): Update.
9764 * config/m68k/m68k.md (return expander): Update.
9765 * config/rs6000/rs6000.c (rs6000_va_start): Update.
9766 (rs6000_stack_info): Update.
9767 * config/mcore/mcore.c (layout_mcore_frame): Update.
9768 (mcore_expand_prolog): Update.
9769 * config/arc/arc.c (arc_compute_frame_size): Update.
9770 * config/score/score3.c (score3_compute_frame_size): Update.
9771 * config/score/score7.c (score7_compute_frame_size): Update.
9772 * config/arm/arm.c (use_return_insn): Update.
9773 (thumb_find_work_register): Update.
9774 (arm_compute_save_reg_mask): Update.
9775 (arm_output_function_prologue): Update.
9776 (arm_output_epilogue): Update.
9777 (arm_size_return_regs): Update.
9778 (arm_get_frame_offsets): Update.
9779 (arm_expand_prologue): Update.
9780 (thumb_exit): Update.
9781 (thumb_unexpanded_epilogue): Update.
9782 (thumb1_output_function_prologue): Update.
9783 * config/pa/pa.md (return expander): Update.
9784 * config/pa/pa.c (compute_frame_size): Update.
9785 (hppa_builtin_saveregs): Update.
9786 * config/mips/mips.c (mips_va_start): Update.
9787 (mips16_build_function_stub): Update.
9788 (mips_compute_frame_info): Update.
9789 (mips_restore_gp): Update.
9790 (mips_output_function_prologue): Update.
9791 (mips_expand_prologue): Update.
9792 * config/v850/v850.c (compute_frame_size): Update.
9793 (expand_prologue): * config/mmix/mmix.c (along): update.
9794 (mmix_initial_elimination_offset): update.
9795 (mmix_reorg): update.
9796 (mmix_use_simple_return): update.
9797 (mmix_expand_prologue): update.
9798 (mmix_expand_epilogue): Update.
9799 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
9800 (emit_link_insn): Update.
9802 2008-04-08 Anatoly Sokolov <aesok@post.ru>
9804 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
9805 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
9807 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
9810 2008-04-07 Jan Hubicka <jh@suse.cz>
9812 * function.h (rtl): Rename to x_rtl.
9814 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9815 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9816 used_temp_slots avail_temp_slots, temp_slot_level,
9817 nonlocal_goto_handler_labels): Update accesstors.
9818 (rtl): New global variable.
9819 (struct function): Move some fileds to rtl_data.
9820 (get_arg_pointer_save_area): Update prototype.
9821 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9822 get_arg_pointer_save_area.
9823 * expr.c (init_expr): Update
9824 * function.c (get_frame_size): Update
9825 (assign_stack_local): Update
9826 (expand_function_end): Update.
9827 (get_art_pointer_save_area): Update
9829 * emit-rtl.c (rtl): Declare.
9830 (regno_reg_rtx): Declare.
9831 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9833 (gen_reg_rtx): Update.
9834 * varasm.c (n_deferred_constatns): Update accestor.
9835 (init_varasm_status): Do not allocate varasm_status.
9836 (force_const_mem, get_pool_size, output_constant_pool): Update.
9837 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9838 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9839 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
9840 * sparc/sparc.h (INIT_EXPANDERS): Update.
9841 * ia64/ia64.h (INIT_EXPANDERS): Update.
9843 2008-04-07 James E. Wilson <wilson@tuliptree.org>
9845 * reload.c (push_secondary_reload): Add missing break to for loop.
9847 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
9849 PR middle-end/PR28690
9850 * rtlanal.c: Update copyright years.
9851 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
9852 as REG_POINTER and MEM_POINTER operands.
9853 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
9854 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
9855 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
9856 * gcse.c: Update copyright years.
9857 (pre_delete): Call gen_reg_rtx_and_attrs.
9858 (hoist_code): Likewise.
9859 (build_store_vectors): Likewise.
9860 (delete_store): Likewise.
9861 * loop-invariant.c (move_invariant_reg): Likewise.
9862 Update copyright years.
9864 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
9866 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
9867 control string instead of quoted.
9869 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9871 * doc/rtl.texi: Rewrite of subreg section.
9873 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
9876 * config/i386/i386.c (legitimize_pic_address): Add treating
9877 of dllimport SYM_REF's.
9878 (legitimize_dllimport_symbol): Add prototype.
9880 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
9882 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
9883 reference in constructor with non self-referential type.
9885 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
9887 Removal of Return with Depressed Stack Pointer support
9888 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
9889 (ECF_SP_DEPRESSED): Likewise.
9890 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
9891 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
9892 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9893 (expand_call): Do not test ECF_SP_DEPRESSED.
9894 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9895 * function.c (keep_stack_depressed): Delete.
9896 (handle_epilogue_set): Likewise.
9897 (update_epilogue_consts): Likewise.
9898 (emit_equiv_load): Likewise.
9899 (thread_prologue_and_epilogue_insns): Remove support for Return with
9900 Depressed Stack Pointer.
9901 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9903 2008-04-06 Richard Guenther <rguenther@suse.de>
9905 PR tree-optimization/35400
9906 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
9907 information from SSA_NAMEs.
9909 2008-04-06 Anatoly Sokolov <aesok@post.ru>
9911 * config/avr/avr.h (avr_mega_p): Remove declaration.
9912 (AVR_MEGA): Remove macro.
9913 * config/avr/avr.c (avr_mega_p): Remove variable.
9914 (avr_override_options): Remove inicializion of avr_mega_p.
9915 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
9916 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
9917 (avr_jump_mode): (Ditto.).
9918 (avr_output_progmem_section_asm_op): (Ditto.).
9919 (avr_asm_init_sections): (Ditto.).
9920 (avr_asm_init_sections): (Ditto.).
9921 (avr_rtx_costs): (Ditto.).
9922 * config/avr/avr.md: (Ditto.).
9923 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
9926 2008-04-06 Richard Guenther <rguenther@suse.de>
9928 PR tree-optimization/35842
9929 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
9930 is_gimple_invariant_address.
9932 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9934 * gcc.c (default_compilers): Sync Fortran extensions list with
9935 that in fortran/lang-specs.h.
9936 * doc/invoke.texi: Likewise.
9937 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
9938 * dwarf2out.c (gen_compile_unit_die): Likewise.
9940 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
9942 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
9944 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
9947 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
9948 attribute is used for nested functions.
9950 2008-04-05 Jan Hubicka <jh@suse.cz>
9952 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
9954 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
9956 (dump_files): Update.
9957 (enable_rtl_dump_file): Do not accept letter argument.
9958 * tree-pass.h (dump_file_info): Remove letter argument.
9959 * toplev.c (decode_d_option): Update -da handling.
9960 * toplev.h (enable_rtl_dump_file): Update prototype.
9961 * passes.c (register_one_dump_file): Do not accept IPA argument; work
9962 it out based on pass type.
9963 (register_dump_files_1): Likewise.
9964 (init_optimization_passes): Update register_one_dump_file calls.
9965 (execute_one_pass): Sanity check that IPA passes are called at IPA
9966 level and RTL passes at RTL level.
9967 (execute_pass_list): IPA pass can not be after or subpass of
9969 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
9970 disallov RTL subpasses of IPA subpasses.
9972 2008-04-05 Ben Elliston <bje@au.ibm.com>
9974 * tree-cfg.c (need_fake_edge_p): Return false for calls to
9975 builtins that return exactly once and do not throw. Cache call to
9978 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
9980 PR rtl-optimization/34916
9982 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
9983 between instruction pairs.
9985 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
9987 * doc/invoke.texi: Document -mbitops for SH.
9988 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
9989 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
9990 * config/sh/sh.c (print_operand): Add %t operand code.
9991 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
9992 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
9993 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
9994 (extendqihi2): Likewise.
9995 (movqi_i): Likewise.
9996 (insv): Use bset, bclr and bst instructions for SH2A if possible.
9997 (extv): Use bld instruction for SH2A if possible.
9999 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
10000 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
10001 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
10002 (bset.b, bclr.b): Define peepholes.
10003 * config/sh/sh.opt (mbitops): New option.
10005 2008-04-04 Janis Johnson <janis187@us.ibm.com>
10008 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
10009 and view convert expression.
10011 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10014 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10016 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
10018 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
10020 * config/i386/cpuid.h (bit_AES): New.
10021 (bit_PCLMUL): Likewise.
10023 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
10024 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
10025 SSE2 if AES or PCLMUL is enabled.
10026 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
10027 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10028 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
10029 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
10030 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
10031 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
10032 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10033 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
10034 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
10035 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
10036 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
10037 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
10038 __builtin_ia32_aeskeygenassist128 and
10039 __builtin_ia32_pclmulqdq128.
10040 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
10041 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
10042 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
10044 * config/i386/i386.h (TARGET_AES): New.
10045 (TARGET_PCLMUL): Likewise.
10046 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
10048 * config/i386/i386.md (UNSPEC_AESENC): New.
10049 (UNSPEC_AESENCLAST): Likewise.
10050 (UNSPEC_AESDEC): Likewise.
10051 (UNSPEC_AESDECLAST): Likewise.
10052 (UNSPEC_AESIMC): Likewise.
10053 (UNSPEC_AESKEYGENASSIST): Likewise.
10054 (UNSPEC_PCLMUL): Likewise.
10056 * config/i386/i386.opt (maes): New.
10057 (mpclmul): Likewise.
10059 * config/i386/sse.md (aesenc): New pattern.
10060 (aesenclast): Likewise.
10061 (aesdec): Likewise.
10062 (aesdeclast): Likewise.
10063 (aesimc): Likewise.
10064 (aeskeygenassist): Likewise.
10065 (pclmulqdq): Likewise.
10067 * config/i386/wmmintrin.h: New.
10069 * doc/extend.texi: Document AES and PCLMUL built-in function.
10071 * doc/invoke.texi: Document -maes and -mpclmul.
10073 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
10075 * function.c (free_after_parsing): Replace with
10076 cxx_push_function_context from C++ front-end.
10077 (allocate_struct_function): Don't call langhook.
10078 * langhooks.h (struct lang_hooks_for_functions): Delete.
10079 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
10081 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
10082 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
10083 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
10084 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
10085 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
10086 remove LANG_HOOKS_FUNCTION_INITIALIZER.
10087 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
10089 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
10090 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
10092 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10095 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
10098 2008-04-04 Richard Guenther <rguenther@suse.de>
10100 PR middle-end/35823
10101 * fold-const.c (optimize_minmax_comparison): Use the correct
10102 type for the constant in the simplified comparison.
10104 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
10106 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
10107 Pass L2 size as "--param l2-cache-size" to the compiler.
10108 (decode_l2_cache): New function to decode L2 cache parameters using
10109 0x8000006 extended cpuid function.
10110 (detect_caches_amd): Determine parameters of L2 cache using
10111 decode_l2_caches function.
10112 (decode_caches_intel): Decode L2 cache parameters.
10113 (detect_caches_intel): Determine L2 cache parameters using
10114 decode_caches_intel and decode_l2_caches functions.
10116 2008-04-03 Bob Wilson <bob.wilson@acm.org>
10118 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
10119 secondary input reload for subword loads from the constant pool.
10121 2008-04-03 Janis Johnson <janis187@us.ibm.com>
10124 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
10125 constants of the appropriate size for runtime calculations.
10128 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
10129 decimal-float literal constant zero.
10131 2008-04-03 Jakub Jelinek <jakub@redhat.com>
10134 * c-parser.c (c_parser_omp_atomic): Call
10135 default_function_array_conversion on the RHS.
10137 PR middle-end/35818
10138 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
10139 call is_variable_sized if decl has incomplete type.
10141 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
10143 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
10145 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
10147 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
10149 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
10150 (sgt<u>): Merge sgt and sgtu into new expander.
10151 (sgt, sgtu): Remove expanders.
10152 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
10153 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
10154 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
10155 *sgtu_<mode>_mips16 into new pattern.
10156 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
10157 (sge<u>): Merge sge and sgeu into new expander.
10158 (sge, sgeu): Remove expanders.
10159 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
10161 (*sge_<mode>, second *sge_<mode>): Remove patterns.
10162 (slt<u>): Merge slt and sltu into new expander.
10163 (slt, sltu): Remove expanders.
10164 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
10165 (*slt_<mode>, *sltu_<mode>): Remove patterns.
10166 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
10167 *sltu_<mode>_mips16 into new pattern.
10168 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
10169 (sle<u>): Merge sle and sleu into new expander.
10170 (sle, sleu): Remove expanders.
10171 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
10172 (*sle_<mode>, *sleu_<mode>): Remove patterns.
10173 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
10174 *sleu_<mode>_mips16 into new pattern.
10175 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
10177 2008-04-03 Jan Hubicka <jh@suse.cz>
10179 PR tree-optimization/35795
10180 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
10181 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10182 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10183 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10184 * score/score3.c (score3_output_mi_thunk): Likewise.
10185 * score/score7.c (score7_output_mi_thunk): Likewise.
10186 * mips/mips.c (mips_output_mi_thunk): Likewise.
10188 2008-04-03 Richard Guenther <rguenther@suse.de>
10190 * tree-vrp.c (extract_range_from_unary_expr): Handle all
10191 conversions. Simplify code.
10193 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
10195 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
10197 2008-04-03 Tom Tromey <tromey@redhat.com>
10198 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10200 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10201 * config/bfin/t-bfin-linux (generated_files): Add
10202 linux-sysroot-suffix.h.
10203 * doc/install.texi (Prerequisites): Require make 3.80.
10204 * doc/sourcebuild.texi (Front End Directory): Document new
10206 * Makefile.in (generated_files): New variable.
10207 (ALL_HOST_OBJS): New variable.
10208 ($(ALL_HOST_OBJS)): New target.
10210 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10212 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
10213 (remap_block): Call id->transform_lang_insert_block instead
10215 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
10216 Set id.transform_lang_insert_block to NULL.
10217 (clone_body): Move to cp/optimize.c
10218 * tree-inline.h (struct copy_body_data): Change
10219 transform_lang_insert_block to function pointer.
10220 (copy_generic_body, copy_decl_no_change): Export.
10221 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
10222 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
10223 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
10225 * c-tree.h (insert_block): Kill.
10226 * c-decl.c (insert_block): Kill.
10228 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10230 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10231 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10232 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
10234 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
10235 argument, call {push,pop}_function_context from here.
10236 * c-parser.c: Use c_{push,pop}_function_context.
10238 * function.c (push_function_context_to): Move meat ...
10239 (push_function_context): ... here. Simplify.
10240 * function.c (pop_function_context_from): Move meat ...
10241 (pop_function_context): ... here. Simplify.
10242 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
10244 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10245 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10246 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
10247 * tree.h (push_function_context_to, pop_function_context_from): Remove.
10249 2008-04-03 Ben Elliston <bje@au.ibm.com>
10251 * expmed.c (extract_force_align_mem_bit_field): Remove.
10253 2008-04-03 Richard Guenther <rguenther@suse.de>
10255 PR middle-end/35800
10256 * expr.h (try_casesi): Adjust prototype.
10257 * expr.c (try_casesi): Take fallback label as extra parameter.
10258 Use that for gen_casesi if default_label is NULL.
10259 * stmt.c (expand_case): Pass fallback label to try_casesi,
10260 make sure to fill gaps with a fallback label if default_label
10263 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
10266 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
10268 2008-04-03 Ben Elliston <bje@au.ibm.com>
10270 * expmed.c (extract_split_bit_field): Remove if (0) code.
10271 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
10272 (do_ds_constraint): Likewise.
10274 2008-04-02 Joseph Myers <joseph@codesourcery.com>
10276 * doc/cppopts.texi (-dU): Document.
10277 * c-common.h (flag_dump_macros): Update comment.
10278 * c-opts.c (handle_OPT_d): Handle -dU.
10279 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
10280 dump_queued_macros, cb_used_define, cb_used_undef): New.
10281 (init_pp_output): Handle -dU.
10282 (cb_line_change): Call dump_queued_macros.
10283 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
10285 2008-04-02 Anatoly Sokolov <aesok@post.ru>
10287 * config/avr/predicates.md (io_address_operand): New predicate.
10288 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
10289 * config/avr/avr.c (avr_io_address_p): Remove function.
10290 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
10291 'avr_io_address_p' function.
10292 (out_movhi_r_mr): (Ditto.).
10293 (out_movqi_mr_r): (Ditto.).
10294 (out_movhi_mr_r): (Ditto.).
10295 (avr_address_cost): (Ditto.).
10297 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
10299 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
10300 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
10301 in 32bit mode when XMM registers are available to avoid store
10303 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
10304 corresponding post-reload splitters.
10306 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
10308 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
10309 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
10310 __builtin_ia32_roundss.
10311 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
10312 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
10313 __builtin_ia32_roundss.
10314 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
10315 IX86_BUILTIN_SHUFPD here.
10317 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
10319 * config/i386/i386.md (plogic): New.
10320 (plogicprefix): Likewise.
10322 * config/i386/mmx.md (mmx_<code><mode>3): New.
10323 (mmx_and<mode>3): Removed.
10324 (mmx_ior<mode>3): Likewise.
10325 (mmx_xor<mode>3): Likewise.
10327 * config/i386/sse.md (<code><mode>3): New.
10328 (*<code><mode>3): Likewise.
10329 (*<code><mode>3): Likewise.
10330 (<code><mode>3): Likewise.
10331 (*sse_<code><mode>3): Likewise.
10332 (*sse2_<code><mode>3): Likewise.
10333 (<code>tf3): Likewise.
10334 (*<code>tf3): Likewise.
10335 (and<mode>3): Likewise.
10336 (*and<mode>3): Likewise.
10337 (ior<mode>3): Removed.
10338 (*ior<mode>3): Likewise.
10339 (xor<mode>3): Likewise.
10340 (*xor<mode>3): Likewise.
10341 (*and<mode>3): Likewise.
10342 (*ior<mode>3): Likewise.
10343 (*xor<mode>3): Likewise.
10344 (and<mode>3): Likewise.
10345 (*sse_and<mode>3): Likewise.
10346 (*sse2_and<mode>3): Likewise.
10347 (andtf3): Likewise.
10348 (*andtf3): Likewise.
10349 (ior<mode>3): Likewise.
10350 (*sse_ior<mode>3): Likewise.
10351 (*sse2_ior<mode>3): Likewise.
10352 (iortf3): Likewise.
10353 (*iortf3): Likewise.
10354 (xor<mode>3): Likewise.
10355 (*sse_xor<mode>3): Likewise.
10356 (*sse2_xor<mode>3): Likewise.
10357 (xortf3): Likewise.
10358 (*xortf3): Likewise.
10360 2008-04-02 Richard Guenther <rguenther@suse.de>
10362 PR tree-optimization/14495
10363 PR tree-optimization/34793
10364 * tree-vrp.c (struct switch_update): New structure.
10365 (to_remove_edges, to_update_switch_stmts): New VECs.
10366 (simplify_switch_using_ranges): New function. Remove not taken
10367 case labels and edges.
10368 (simplify_stmt_using_ranges): Call it.
10369 (identify_jump_threads): Mark edges we have queued for removal
10370 so we don't thread them.
10371 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
10373 * tree-cfg.c (group_case_labels): Deal with missing default label.
10374 (tree_verify_flow_info): Allow missing default label.
10375 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
10376 (emit_case_nodes): Likewise.
10377 (expand_case): Do not rely on the default label to be present.
10378 * expr.c (try_casesi): Deal with NULL default_label.
10379 (do_tablejump): Likewise.
10381 2008-04-02 Richard Guenther <rguenther@suse.de>
10383 PR tree-optimization/14495
10384 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
10385 SWITCH_EXPR here ...
10386 (vrp_visit_switch_stmt): ... but here (new function).
10387 (find_case_label_index): New helper function.
10388 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
10390 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10392 * fwprop.c: Fix ISO-C99ism.
10394 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10397 * Makefile.in (objdir): Set it here.
10398 * configure.ac: Not here. Find dynamic linker characteristics.
10399 * exec-tool.in: Use them.
10400 * aclocal.m4: Regenerate.
10401 * configure: Regenerate.
10403 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10405 * expr.c (expand_var): Delete it.
10406 * expr.h (expand_var): Delete prototype.
10407 * function.c (expand_function_start): Use expand_decl instead.
10408 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
10411 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
10413 PR rtl-optimization/35542
10414 * fwprop.c (forward_propagate_and_simplify): Replace
10415 loc_reg_mentioned_in_p with reg_mentioned_p.
10417 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10419 PR rtl-optimization/35281
10420 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
10421 (propagate_rtx_1): Handle PR_HANDLE_MEM.
10422 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
10423 (varying_mem_p): Move above propagate_rtx.
10424 (all_uses_available_at): Do not check MEMs.
10426 2008-04-02 Rafael Espindola <espindola@google.com>
10428 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
10429 (register_edge_assert_for_2): Split the cond argument.
10430 (register_edge_assert_for_1): Adjust for the change in
10431 register_edge_assert_for_2.
10432 (register_edge_assert_for): Split the cond argument.
10433 (find_switch_asserts): Adjust for the change in
10434 register_edge_assert_for.
10436 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
10438 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
10439 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
10440 offsets for 64-bit mingw.
10441 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
10442 abi for x86_64-pc-mingw.
10444 2008-04-02 Richard Guenther <rguenther@suse.de>
10446 * tree-vrp.c (extract_range_from_assert): Make sure to not
10447 produce range min/max with TREE_OVERFOW set.
10448 If merging a anti-range and a range keep the anti-range if
10449 the range covers all values of the type.
10450 (register_edge_assert_for_2): Only allow sign-changing
10451 conversions in detecting canonical range checks. Also
10452 register an assert for the unsigned name if useful.
10454 PR tree-optimization/35787
10455 * tree-vrp.c (vrp_val_max): New function.
10456 (vrp_val_min): Likewise.
10457 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
10458 (vrp_val_is_min): Likewise.
10459 (supports_overflow_infinity): Use vrp_val_{min,max}.
10460 (negative_overflow_infinity): Likewise.
10461 (positive_overflow_infinity): Likewise.
10462 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
10463 (is_positive_overflow_infinity): Likewise.
10464 (is_overflow_infinity): Likewise.
10465 (avoid_overflow_infinity): Use vrp_val_{min,max} and
10466 vrp_val_is_{min,max}.
10467 (set_and_canonicalize_value_range): Canonicalize anti-ranges
10468 to ranges if possible. Avoid empty ranges.
10470 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10472 PR middle-end/35705
10473 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
10474 the expression is a function address.
10476 2008-04-01 George Helffrich <george@gcc.gnu.org>
10478 PR fortran/35154, fortran/23057
10479 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
10480 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
10481 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
10482 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
10484 (dbxout_syms): Check for COMMON-based symbol and wrap in
10485 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
10486 in bracket for efficiency.
10488 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
10489 using DW_TAG_common_block + member offset.
10490 (add_pubname_string): New function.
10491 (dw_expand_expr): New function to find block name and offset for
10493 (common_check): New function to check whether symbol in Fortran COMMON.
10494 (gen_variable_die): If COMMON, use DW_TAG_common_block.
10496 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
10499 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
10501 2008-04-02 Ben Elliston <bje@au.ibm.com>
10503 * config/v850/v850.md (casesi): Remove if (0) code.
10504 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
10505 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
10507 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
10509 * config/i386/i386.md (rex64suffix): New mode attribute.
10510 (floathi<mode>2): Disable expander for SSE math.
10511 (*floathi<mode>2_1): New insn insn_and_split pattern.
10512 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
10513 corresponding post-reload splitters.
10514 (*floathi<mode>2_i387): New macroized insn pattern.
10515 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
10516 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
10517 insn_and_split pattern.
10518 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
10519 New macroized instruction patterns and corresponding post-reload
10521 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
10522 and corresponding post-reload splitters.
10523 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
10524 New macroized instruction patterns.
10525 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
10526 macroized instruction patterns and corresponding post-reload splitters.
10527 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
10528 corresponding post-reload splitters.
10529 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
10530 New macroized instruction patterns.
10531 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
10532 corresponding post-reload splitters.
10533 (*floatsi<mode>2_i387): New macroized instruction patterns.
10535 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
10537 * config/i386/i386.md (smaxmin): New.
10538 (umaxmin): Likewise.
10539 (maxminiprefix): Likewise.
10540 (maxminfprefix): Likewise.
10541 (<code><mode>3): Likewise.
10542 (smin<mode>3): Removed.
10543 (smax<mode>3): Likewise.
10545 * config/i386/mmx.md (mmx_<code>v2sf3): New.
10546 (mmx_<code>v4hi3): Likewise.
10547 (mmx_<code>v8qi3): Likewise.
10548 (mmx_smaxv2sf3): Removed.
10549 (mmx_sminv2sf3): Likewise.
10550 (mmx_umaxv8qi3): Likewise.
10551 (mmx_smaxv4hi3): Likewise.
10552 (mmx_uminv8qi3): Likewise.
10553 (mmx_sminv4hi3): Likewise.
10555 * config/i386/sse.md (<addsub><mode>3): New.
10556 (*<addsub><mode>3): Likewise.
10557 (<sse>_vm<addsub><mode>3): Likewise.
10558 (<maxmin><mode>3): Likewise.
10559 (*<maxmin><mode>3_finite): Likewise.
10560 (*<maxmin><mode>3): Likewise.
10561 (<sse>_vm<maxmin><mode>3): Likewise.
10562 (sse3_h<addsub>v4sf3): Likewise.
10563 (sse3_h<addsub>v2df3): Likewise.
10564 (<maxmin>v16qi3): Likewise.
10565 (*<maxmin>v16qi3): Likewise.
10566 (<maxmin>v8hi3): Likewise.
10567 (*<maxmin>v8hi3): Likewise.
10568 (*sse4_1_<maxmin><mode>3): Likewise.
10569 (*sse4_1_<maxmin><mode>3): Likewise.
10570 (add<mode>3): Removed.
10571 (*add<mode>3): Likewise.
10572 (<sse>_vmadd<mode>3): Likewise.
10573 (sub<mode>3): Likewise.
10574 (*sub<mode>3): Likewise.
10575 (<sse>_vmsub<mode>3): Likewise.
10576 (smin<mode>3): Likewise.
10577 (*smin<mode>3_finite): Likewise.
10578 (*smin<mode>3): Likewise.
10579 (<sse>_vmsmin<mode>3): Likewise.
10580 (smax<mode>3): Likewise.
10581 (*smax<mode>3_finite): Likewise.
10582 (*smax<mode>3): Likewise.
10583 (<sse>_vmsmax<mode>3): Likewise.
10584 (sse3_haddv4sf3): Likewise.
10585 (sse3_haddv2df3): Likewise.
10586 (sse3_hsubv4sf3): Likewise.
10587 (sse3_hsubv2df3): Likewise.
10588 (umaxv16qi3): Likewise.
10589 (*umaxv16qi3): Likewise.
10590 (smaxv8hi3): Likewise.
10591 (*smaxv8hi3): Likewise.
10592 (*sse4_1_smax<mode>3): Likewise.
10593 (*sse4_1_umax<mode>3): Likewise.
10594 (uminv16qi3): Likewise.
10595 (*uminv16qi3): Likewise.
10596 (sminv8hi3): Likewise.
10597 (*sminv8hi3): Likewise.
10598 (*sse4_1_smin<mode>3): Likewise.
10599 (*sse4_1_umin<mode>3): Likewise.
10601 2008-04-01 Rafael Espindola <espindola@google.com>
10603 * tree-cfg.c (verify_expr): remove in_phi.
10604 (verify_stmt): Don't call walk_tree with verify_expr. Use
10605 is_gimple_min_invariant instead of is_gimple_val.
10607 2008-04-01 Joseph Myers <joseph@codesourcery.com>
10609 * doc/include/gpl_v3.texi: Update for manpage generation.
10610 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
10612 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
10613 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
10614 gpl_v3.texi instead of gpl.texi.
10617 2008-04-01 Jakub Jelinek <jakub@redhat.com>
10620 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
10622 2008-04-01 Rafael Espindola <espindola@google.com>
10624 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
10625 (extract_code_and_val_from_cond): Use
10626 extract_code_and_val_from_cond_with_ops.
10628 2008-04-01 Jan Hubicka <jh@suse.cz>
10630 * function.c (free_after_compilation): Free epilogue_delay_list.
10631 (prepare_function_start): Assert that previous compilation was freed.
10633 2008-04-01 Jan Hubicka <jh@suse.cz>
10634 Jim Wilson <wilson@tuliptree.org>
10635 Andreas Tobler <andreast@gcc.gnu.org>
10637 PR middle-end/35781
10638 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
10639 rtl.emit instead cfun->emit.
10640 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
10641 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
10643 2008-04-01 Ben Elliston <bje@au.ibm.com>
10645 * doc/c-tree.texi (Function Basics): Fix grammatical error.
10647 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
10649 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
10651 (fprofile-use): Add var flag_profile_use
10652 * coverage.c (coverage_begin_output): Do not open a gcno file for
10653 output only if -ftest-coverage is set.
10654 Do not add getpwd() to gcda file path.
10655 (build_gcov_info): Check the new flag
10656 flag_profile_datafile_relative_path.
10657 (coverage_init): Use profile_data_prefix.
10658 Read profile counter only if flag_profile_use is set.
10659 * opts.c (common_handle_option): New option fprofile-use=,
10660 fprofile-dir=, fprofile-generate=.
10661 * toplev.c (profile_data_prefix): New variable definition.
10662 * toplev.h (profile_data_prefix): New declaration.
10663 * doc/invoke.tex (Option Summary, Optimization Options):
10666 2008-03-31 James E. Wilson <wilson@tuliptree.org>
10668 * varasm.c (output_constant_pool_1): In LABEL_REF check,
10669 use tmp consistently.
10672 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
10673 * config/ia64/ia64.c (rtx_needs_barrier): Handle
10674 UNSPEC_FR_RECIP_APPROX_RES.
10675 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
10677 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
10680 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
10682 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
10684 PR middle-end/30186
10685 * fold-const.c (fold_indirect_ref_1): Support accessing non first
10686 element of the vector via a pointer.
10688 2008-03-31 Ian Lance Taylor <iant@google.com>
10690 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
10692 2008-03-31 Jan Hubicka <jh@suse.cz>
10694 * builtins.c (expand_builtin_setjmp_receiver): Update call of
10695 get_arg_pointer_save_area.
10696 * expr.c (init_expr): Just clear out rtl.expr.
10697 * function.c (free_after_compilation): Clear out whole RTL structure.
10698 (get_func_frame_size): Merge into ...
10699 (get_frame_size): ... this one.
10700 (assign_stack_local_1): Merge into ...
10701 (assign_stack_local): ... this one.
10702 (expand_function_end): Update call of get_arg_pointer_save_area.
10703 (get_art_pointer_save_area): Remove cfun argument.
10704 * function.h (emit_status): regno_pointer_align does not need length
10705 attribute. Move x_regno_reg_rtx to ...
10706 (regno_reg_rtx): ... new global array.
10707 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
10708 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
10709 apply_args_value, forced_labels, stack_pointer_delta):
10711 (struct varasm_status): Move here from varasm.c
10712 (struct rtl_data): New. Move here some fields from struct function.
10713 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10714 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10715 used_temp_slots avail_temp_slots, temp_slot_level,
10716 nonlocal_goto_handler_labels): Update accesstors.
10717 (rtl): New global variable.
10718 (struct function): Move some fileds to rtl_data.
10719 (get_arg_pointer_save_area): Update prototype.
10720 * emit-rtl.c (rtl): Declare.
10721 (regno_reg_rtx): Declare.
10722 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10724 (gen_reg_rtx): Update.
10725 (init_virtual_regs): Do not tate emit_status argument.
10726 (init_emit): Do not allocate emit.
10727 * varasm.c (varasm_statuc): Move to function.h.
10728 (n_deferred_constatns): Update accestor.
10729 (init_varasm_status): Do not allocate varasm_status.
10730 (force_const_mem, get_pool_size, output_constant_pool): Update.
10731 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10732 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10734 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
10736 PR rtl-optimization/35729
10737 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
10740 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
10743 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
10744 load/store if memory is unaligned.
10745 (*movti_rex64): Likewise.
10747 * config/i386/predicates.md (misaligned_operand): New.
10749 2008-03-31 Andrew Pinski <pinskia@gmail.com>
10752 * tree-ssa-phiopt.c (conditional_replacement): Return early for
10755 2008-03-31 Jan Beulich <jbeulich@novell.com>
10757 * config/ia64/constraints.md: Add 'j' constraint.
10758 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
10759 (movdi_internal): Likewise.
10761 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
10764 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
10766 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
10769 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
10770 proper error message for the third argument on blendpd and
10773 * config/i386/sse.md (blendbits): New.
10774 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
10776 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
10778 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
10780 2008-03-30 Richard Guenther <rguenther@suse.de>
10782 PR middle-end/31023
10783 * fold-const.c (fold_sign_changed_comparison): Do leave
10784 conversions to base-types alone.
10786 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
10788 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
10789 the link register if one altivec register is be saved.
10791 2008-03-30 Ben Elliston <bje@au.ibm.com>
10793 * final.c (final_scan_insn): Remove if (0) code.
10795 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
10797 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
10799 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
10801 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
10802 of V4SFmode to ix86_binary_operator_ok.
10804 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
10806 * config/i386/i386.c (override_options): Initialize
10807 ix86_veclib_handler to ix86_veclibabi_svml when
10808 -mveclibabi=svml is used.
10809 (ix86_veclibabi_svml): New function for SVML ABI style
10810 vectorization support.
10811 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
10813 2008-03-28 Rafael Espindola <espindola@google.com>
10815 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
10816 (tree_binary_nonnegative_warnv_p): Make it public.
10817 (tree_single_nonnegative_warnv_p): Make it public.
10818 (tree_invalid_nonnegative_warnv_p): Make it public.
10819 (tree_unary_nonzero_warnv_p): Make it public.
10820 (tree_binary_nonzero_warnv_p): Make it public
10821 (tree_single_nonzero_warnv_p): Make it public.
10822 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
10823 (extract_range_from_binary_expr): Split the expr argument.
10824 (extract_range_from_unary_expr): Split the expr argument.
10825 (extract_range_from_comparison): Split the expr argument.
10826 (extract_range_from_expr): Use the new aux functions.
10827 (vrp_evaluate_conditional_warnv): Use
10828 vrp_evaluate_conditional_warnv_with_ops.
10829 * tree.h (tree_unary_nonzero_warnv_p): Declare.
10830 (tree_binary_nonzero_warnv_p): Declare.
10831 (tree_single_nonzero_warnv_p): Declare.
10832 (tree_expr_nonzero_warnv_p): Declare.
10833 (tree_unary_nonnegative_warnv_p): Declare.
10834 (tree_binary_nonnegative_warnv_p): Declare.
10835 (tree_single_nonnegative_warnv_p): Declare.
10836 (tree_invalid_nonnegative_warnv_p): Declare.
10838 2008-03-28 Richard Guenther <rguenther@suse.de>
10840 PR tree-optimization/30317
10841 PR tree-optimization/30911
10842 PR tree-optimization/34793
10843 * tree-vrp.c (set_and_canonicalize_value_range): New function.
10844 (struct assert_locus_d): New member EXPR.
10845 (register_new_assert_for): Add EXPR parameter to support
10846 ASSERT_EXPR <name, expr OP limit>.
10847 (register_edge_assert_for_1): Adjust callers.
10848 (find_assert_locations): Likewise.
10849 (process_assert_insertions_for): Build condition from expression.
10850 (extract_range_from_assert): Handle ASSERT_EXPRs
10851 of the form ASSERT_EXPR <name, expr OP limit>.
10852 (register_edge_assert_for_2): New helper registering
10853 asserts for comparisons. Recognize range tests of the form
10854 (unsigned)i - CST1 OP CST2.
10855 (register_edge_assert_for_1): Use it.
10856 (register_edge_assert_for): Likewise.
10857 (needs_overflow_infinity): Integer sub-types
10858 do not need overflow infinities.
10859 (vrp_val_is_max): The extreme values of integer sub-types
10860 are those of the base type.
10861 (vrp_val_is_min): Likewise.
10862 * tree.def (ASSERT_EXPR): Document extra allowed conditional
10865 2008-03-28 Nick Clifton <nickc@redhat.com>
10868 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10869 Return GENERAL_REGS for stack adjustment reloads.
10871 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10874 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
10875 const_vector when all the vectors are constant.
10877 2008-03-27 Bob Wilson <bob.wilson@acm.org>
10879 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
10881 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
10882 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
10884 (s<code>_sf): Use new scc_sf attribute for opcode names.
10886 2008-03-27 Tom Tromey <tromey@redhat.com>
10888 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
10889 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
10890 config/spu/t-spu-elf, config/i386/t-interix,
10891 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
10892 config/i386/x-darwin, config/i386/x-mingw32,
10893 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
10894 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
10895 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
10896 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
10897 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
10898 config/rs6000/x-darwin, config/rs6000/t-rs6000,
10899 config/score/t-score-elf, config/arm/t-strongarm-pe,
10900 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
10901 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
10902 Revert automatic dependency patch.
10904 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
10907 * config/i386/i386.c (ix86_function_arg_boundary): Align
10908 decimal floating point to its natural boundary.
10910 2008-03-27 Richard Guenther <rguenther@suse.de>
10912 PR middle-end/35716
10913 * fold-const.c (fold_comparison): Restrict distinct decl
10914 comparison folding to VAR_DECLs and PARM_DECLs. Do not
10915 solely rely on operand_equal_p.
10917 2008-03-27 Richard Guenther <rguenther@suse.de>
10920 * c-common.c (handle_weak_attribute): Reject combination of
10923 2008-03-27 Richard Guenther <rguenther@suse.de>
10925 PR tree-optimization/32810
10926 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
10927 conversions from DECL_INITIAL.
10928 (fold_const_aggregate_ref): Likewise from constructor elements.
10930 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
10932 * tree-affine.h (aff_combination_expand): Declare.
10933 (get_inner_reference_aff): Likewise.
10934 * tree-affine.c (aff_combination_expand): Split out from
10935 tree_to_aff_combination_expand.
10936 (get_inner_reference_aff): New function.
10937 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
10938 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
10939 (struct lim_aux_data): sm_done field removed.
10940 (mem_ref_loc_p, mem_ref_locs_p): New types.
10941 (struct mem_ref): Added id, stored, accesses_in_loop,
10942 indep_loop, dep_loop, indep_ref, dep_ref fields.
10943 Removed is_stored, locs and next fields.
10944 (memory_accesses): New variable.
10945 (movement_possibility): Do not allow moving statements
10946 that store to memory.
10947 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
10949 (determine_max_movement): For statements with memory references,
10950 find the outermost loop in that the reference is independent.
10951 (move_computations_stmt): Mark the virtual operands for renaming.
10952 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
10953 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
10954 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
10955 add_vop_ref_mapping, create_vop_ref_mapping_loop,
10956 create_vop_ref_mapping, analyze_memory_references,
10957 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
10958 get_all_locs_in_loop, ref_always_accessed_p,
10959 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
10960 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
10961 store_motion_loop, store_motion): New functions.
10962 (struct vop_to_refs_elt): New type.
10963 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
10964 memref_hash, memref_eq, hoist_memory_references): Rewritten.
10965 (schedule_sm): Replaced by...
10966 (execute_sm): ... this.
10967 (determine_lsm_ref, hoist_memory_references,
10968 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
10969 find_more_ref_vops, free_mem_ref, free_mem_refs,
10970 determine_lsm_loop, determine_lsm): Removed.
10971 (tree_ssa_lim_finalize): Free data structures used by store motion.
10972 (tree_ssa_lim): Call analyze_memory_references. Use
10973 store_motion instead of determine_lsm.
10975 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
10977 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
10978 rename tmake_file to m68hc11/t-m68hc11.
10979 (mcore): Set inhibit_libc to true.
10980 * config.host (alpha*-dec-*vms*): Set extra_programs.
10981 (interix3*): Don't use host_xmake_file.
10982 * configure.ac: Let config.gcc override inhibit_libc.
10983 * configure: Regenerate.
10985 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
10986 * config/t-openbsd-thread: Remove commented out lines.
10988 * config/x-interix: Remove.
10990 * config/m68hc11/t-m68hc11-gas: Rename to...
10991 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
10993 * config/mcore/t-mcore: Remove T_CFLAGS.
10994 * config/mcore/t-mcore-pe: Likewise.
10996 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
10998 * configure.ac: Replace custom __GNU_SOURCE test with
10999 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
11000 * aclocal.m4: Regenerate.
11001 * configure: Regenerate.
11002 * config.in: Regenerate.
11004 2008-03-27 Richard Guenther <rguenther@suse.de>
11006 * fold-const.c (target.h): Include.
11007 (fold_comparison): Fold comparison of addresses of decls
11008 that bind locally or of constants. Consolidate address folding code.
11009 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
11010 results from fold_binary_to_constant.
11011 (compare_values_warnv): Likewise.
11013 2008-03-27 Andrew Pinski <pinskia@gmail.com>
11015 PR middle-end/35429
11016 * fold-const.c (fold_truthop): Check for integeral types when folding
11017 a == 0 && b == 0 and a != 0 || b != 0 .
11019 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
11021 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
11023 2008-03-26 Andreas Schwab <schwab@suse.de>
11025 * doc/invoke.texi: Fix use of @item vs. @itemx.
11027 2008-03-26 Tom Tromey <tromey@redhat.com>
11029 * Makefile.in (build/gensupport.o, build/print-rtl.o,
11030 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
11031 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
11032 build/gencodes.o, build/genconditions.o, build/genconfig.o,
11033 build/genconstants.o, build/genemit.o, build/genextract.o,
11034 build/genflags.o, build/genmddeps.o, build/genopinit.o,
11035 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
11038 2008-03-26 Richard Guenther <rguenther@suse.de>
11041 2008-03-26 Richard Guenther <rguenther@suse.de>
11043 * fold-const.c (target.h): Include.
11044 (fold_comparison): Fold comparison of addresses of two decls
11045 that bind locally. Consolidate address folding code.
11047 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11049 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
11050 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
11051 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
11052 dconstsqrt2, dconstthird, dconste and/or dconst10.
11053 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
11054 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
11055 dconstsqrt2, dconste): Delete.
11056 (init_emit_once): Likewise. Simplify initializing dconstm1.
11058 * real.c (get_real_const): New.
11059 * real.h (dconst3, dconst10, dconstm2, dconstthird,
11060 dconstsqrt2, dconste): Delete.
11061 (real_value_const, get_real_const): New.
11063 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
11065 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
11067 * config/i386/i386.c (ix86_function_arg_boundary): Check
11068 BIGGEST_ALIGNMENT instead of 128.
11069 (setup_incoming_varargs_64): Likewise.
11071 2008-03-26 Tom Tromey <tromey@redhat.com>
11073 * Makefile.in (DEPFILES): Add missing '/'.
11075 2008-03-26 Richard Guenther <rguenther@suse.de>
11077 * fold-const.c (target.h): Include.
11078 (fold_comparison): Fold comparison of addresses of two decls
11079 that bind locally. Consolidate address folding code.
11081 2008-03-26 Nick Clifton <nickc@redhat.com>
11084 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
11085 not allow INT+INT as a legitimate addressing mode.
11087 2008-03-26 Richard Guenther <rguenther@suse.de>
11089 * tree-flow.h (widen_bitfield): Remove declaration.
11090 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
11091 (widen_bitfield): Remove function.
11092 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
11095 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11098 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
11101 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
11103 PR rtl-optimization/35232
11104 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
11105 (forget_old_reloads_1, forget_marked_reloads): Don't clear
11106 reg_reloaded_call_part_clobbered here.
11107 (reload_regs_reach_end_p): New function.
11108 (reload_reg_rtx_for_input): New variable.
11109 (reload_reg_rtx_for_output): Likewise.
11110 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
11111 when reassigning a pseudo register. Load reloadreg from
11112 reload_reg_rtx_for_input, moving the mode and register
11114 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
11115 instead of the original when deciding whether an input reload
11116 would be a no-op or whether an output reload can be deleted.
11117 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
11118 when setting up new_spill_reg_store. Load it from
11119 reload_reg_rtx_for_output, moving the mode and register
11121 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
11122 instead of the original when deciding whether an output reload
11123 would be a no-op. Do the same when modifying insn notes.
11124 Use rtx_equal_p instead of == to compare the registers.
11125 (inherit_piecemeal_p): Take a mode and two register numbers
11127 (emit_reload_insns): Clear new_spill_reg_store for every hard
11128 register in the reload register. Remove spill registers
11129 from reg_reloaded_valid before considering whether to record
11130 inheritance information for them. Use reload_reg_rtx_for_output
11131 instead of reg_rtx when recording output reloads. Use
11132 reload_reg_rtx_for_input instead of reg_rtx when recording
11133 input reloads. Set or clear reg_reloaded_call_part_clobbered
11134 at the same time as setting reg_reloaded_valid.
11135 (delete_output_reload): Add a new_reload_reg parameter and use it
11136 instead of rld[j].reg_rtx.
11137 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
11140 2008-03-25 Tom Tromey <tromey@redhat.com>
11142 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
11143 (build/genattr.o): Likewise.
11144 (build/genattrtab.o): Likewise.
11145 (build/gencodes.o): Likewise.
11146 (build/genconfig.o): Likewise.
11147 (build/genconstants.o): Likewise.
11148 (build/genemit.o): Likewise.
11149 (build/genextract.o): Likewise.
11150 (build/genflags.o): Likewise.
11152 2008-03-25 Bob Wilson <bob.wilson@acm.org>
11154 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
11155 instead of size_int for integer types.
11156 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
11157 to match type of MINUS_EXPR.
11159 2008-03-25 Tom Tromey <tromey@redhat.com>
11161 * configure: Rebuilt.
11162 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
11165 2008-03-25 Tom Tromey <tromey@redhat.com>
11167 * config/x-solaris (host-solaris.o): Update.
11168 * config/x-linux (host-linux.o): Update.
11169 * config/x-hpux (host-hpux.o): Update.
11170 * config/x-darwin (host-darwin.o): Update.
11171 * config/v850/t-v850e (v850-c.o): Update.
11172 * config/v850/t-v850 (v850-c.o): Update.
11173 * config/t-vxworks (vxworks.o): Update.
11174 * config/t-sol2 (sol2-c.o, sol2.o): Update.
11175 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
11176 * config/spu/t-spu-elf (spu-c.o): Update.
11178 * config/sh/t-symbian (sh-c.o): Update.
11179 (symbian.o): Update.
11180 * config/sh/t-sh (sh-c.o): Update.
11181 * config/score/t-score-elf (score7.o, score3.o): Update.
11182 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
11183 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
11184 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
11185 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
11186 (rs6000.o): Remove.
11187 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
11188 * config/m32c/t-m32c (m32c-pragma.o): Update.
11189 * config/ia64/t-ia64 (ia64-c.o): Update.
11190 * config/i386/x-mingw32 (host-mingw32.o): Update.
11191 * config/i386/x-i386 (driver-i386.o): Update.
11192 * config/i386/x-darwin (host-i386-darwin.o): Update.
11193 * config/i386/x-cygwin (host-cygwin.o): Update.
11194 * config/i386/t-nwld (nwld.o): Update.
11195 * config/i386/t-netware (netware.o): Update.
11196 * config/i386/t-interix (winnt.o): Update.
11197 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
11198 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
11199 msformat-c.o): Update.
11200 * config/bfin/t-bfin-linux (generated_files): Add
11201 linux-sysroot-suffix.h.
11202 * config/arm/t-wince-pe (pe.o): Update.
11203 * config/arm/t-strongarm-pe (pe.o): Update.
11204 * config/arm/t-pe (pe.o): Update.
11205 * config/arm/t-arm (arm-c.o): Update.
11206 * doc/install.texi (Prerequisites): Require make 3.80.
11207 * Makefile.in: Remove .o targets.
11208 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
11209 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
11210 (simple_generated_h, simple_generated_c): Move earlier.
11211 (generated_files): New variable.
11212 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
11213 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
11214 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
11215 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
11216 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
11217 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
11218 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
11219 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
11220 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
11221 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
11222 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
11223 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
11225 (COMPILE.base, COMPILE): New variables.
11226 (%.o): New pattern rule.
11227 (ALL_HOST_OBJS): New variable.
11228 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
11229 (dummy-checksum.o, cc1-checksum.o): Remove.
11230 (DRIVER_SHLIB): New variable.
11231 (DRIVER_DEFINES): Use it.
11232 (gencondmd.c): Move out of build/.
11233 (s-conditions): Update.
11234 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
11235 (ALL_BUILD_OBJS): Likewise.
11236 (build/%.o): Use BUILDCOMPILE.
11237 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
11238 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
11239 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
11240 build/gencheck.o, build/gencodes.o, build/genconditions.o,
11241 build/genconfig.o, build/genconstants.o, build/genemit.o,
11242 build/genextract.o, build/genflags.o, build/genmddeps.o,
11243 build/genopinit.o, build/genoutput.o, build/genpeep.o,
11244 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
11245 build/gen-protos.o, build/scan.o, build/fix-header.o,
11246 build/scan-decls.o): Simplify.
11247 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
11248 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
11249 prefix.o, toplev.o): Reduce to variable setting.
11250 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
11251 ($(out_object_file), gcc-options.o): New targets.
11252 ($(ALL_HOST_OBJS)): New target. Include dependency files.
11253 * configure: Rebuilt.
11254 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
11255 * doc/sourcebuild.texi (Front End Directory): Document new variable.
11257 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
11259 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
11260 complain when we hit an error, return ERROR_MARK_NODE.
11262 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11264 * config/sh/constraints.md (Pso, Psz): New constraints.
11265 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
11266 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
11268 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11270 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
11271 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
11273 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11275 * config/sh/sh.md (prefetch): Add condition for SH2A target.
11276 (prefetch_sh2a): New.
11278 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
11279 Naveen.H.S <naveen.hs@kpitcummins.com>
11281 * config/sh/constraints.md (I28): New constraint.
11282 * config/sh/sh.c (broken_move): Add support for movi20s.
11283 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
11285 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
11286 Jayant Sonar <Jayant.sonar@kpitcummins.com>
11287 Naveen.H.S <naveen.hs@kpitcummins.com>
11289 * config/sh/sh.c (SH_ATTRIBUTES): Define.
11290 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11291 (print_operand): Handle resbank in %@ operand code.
11292 (sh_encode_section_info): New.
11293 (push_regs): Add conditions for resbank.
11294 (sh_expand_epilogue): Likewise.
11295 (sh_insert_attributes): Likewise.
11296 (sh_attribute_table): Likewise.
11297 (sh_handle_resbank_handler_attribute): New.
11298 (sh2a_handle_function_vector_handler_attribute): New.
11299 (sh2a_is_function_vector_call): New.
11300 (sh2a_get_function_vector_number): New.
11301 (sh2a_function_vector_p): New.
11302 (sh_cfun_resbank_handler_p): New.
11303 * config/sh/sh.md (calli): Emit jsr/n if possible.
11304 (calli_tbr_rel): New.
11305 (calli_pcrel): Emit jsr/n if possible.
11306 (return_i): Emit rts/n if possible.
11307 (call_valuei_tbr_rel): New.
11308 (call_valuei_pcrel): Add condition for SH2A target.
11309 (call_value): Likewise.
11310 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
11311 (sh2a_get_function_vector_number): Likewise.
11312 (sh2a_is_function_vector_call): Likewise.
11313 * doc/extend.texi: Document TBR relative addressing of SH2A.
11314 (resbank): Add description for SH2A.
11316 2008-03-24 Richard Guenther <rguenther@suse.de>
11319 * gimplify.c (gimplify_modify_expr): For frontend type-correct
11320 pointer assignments change conversions according to middle-end rules.
11321 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
11322 * configure.ac: Include type checking in yes.
11323 * configure: Regenerate.
11325 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11327 * diagnostic.c (diagnostic_count_diagnostic): Delete.
11328 (diagnostic_report_diagnostic): Update. Handle ICEs here.
11330 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
11332 * gthr-vxworks.h (UNUSED): Define.
11334 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
11336 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
11338 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
11340 * doc/extend.texi (Function Attributes): Add missing comma in the
11341 example of the "alloc_size" attribute.
11343 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
11346 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11348 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11351 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
11354 * stor-layout.c (update_alignment_for_field): Set minimum alignment
11355 of the underlying type of a MS bitfield layout to the natural
11356 alignment of the type.
11358 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
11360 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
11361 to their natural alignment to avoid store forwarding stalls.
11363 2008-03-22 Richard Guenther <rguenther@suse.de>
11365 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
11366 For PHI nodes verify the address is invariant.
11367 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
11368 (get_symbol_constant_value): Use is_gimple_min_invariant.
11369 (maybe_fold_stmt_indirect): Likewise.
11371 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
11373 PR rtl-optimization/33927
11374 * Makefile.in (dse.o): Depend on $(TM_P_H).
11375 * expr.h (extract_low_bits): Declare.
11376 * expmed.c (extract_low_bits): New function.
11377 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
11378 * dse.c: Include tm_p.h.
11379 (find_shift_sequence): Remove the read_reg argument and return the
11380 read value. Emit the instructions instead of returning them.
11381 Iterate on new_mode rather than calculating it each time.
11382 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
11383 source to NEW_MODE and extract_low_bits to convert the shifted
11384 value to READ_MODE.
11385 (replace_read): Allow the load and store to have different mode
11386 classes. Use extract_low_bits when SHIFT == 0. Create the shift
11387 or extraction instructions before trying the replacement. Update
11388 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
11390 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
11392 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
11393 to their natural alignment to avoid store forwarding stalls.
11395 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11398 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
11399 encouraging but not allowing gprs for input;
11400 change the input constraint to !f#r.
11401 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
11403 change the output constraint to !f#r.
11405 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
11408 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
11409 corresponding post-reload splitters.
11410 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
11411 when x87 FP math is selected.
11412 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
11413 New function prototype.
11414 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
11415 unreachable function to ease macroization of insn patterns.
11417 2008-03-21 Martin Jambor <mjambor@suse.cz>
11419 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
11420 reference dumps if ddr is NULL or dependence is unknown.
11422 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
11424 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
11425 unsigned extension into account.
11426 (ATOMIC_COMPARE_AND_SWAP): Likewise.
11427 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
11428 Do computations on a scratch register.
11430 2008-03-21 Richard Guenther <rguenther@suse.de>
11432 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11433 Use is_gimple_min_invariant instead of TREE_INVARIANT.
11434 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
11435 * tree-ssa-dom.c (record_equality): Likewise.
11436 * tree-inline.c (copy_body_r): Likewise.
11437 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
11440 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
11442 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
11443 as 'delete_unused' argument.
11445 2008-03-20 Richard Guenther <rguenther@suse.de>
11447 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11448 special casing of constant qualifiers.
11449 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
11450 care about them in general.
11451 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
11452 regardless of their type.
11453 (fold_stmt_r): Forcefully fold *& if we end up with that.
11455 2008-03-20 Paul Brook <paul@codesourcery.com>
11457 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
11458 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
11460 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
11462 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
11463 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
11465 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
11467 * common.opt (Wmudflap): New option.
11468 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
11469 (mx_register_decls): Likewise.
11470 (mudflap_finish_file): Likewise.
11471 * doc/invoke.texi: Document -Wno-mudflap.
11473 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
11475 * c-format.c (replace_format_name_to_system_name): New.
11476 (cmp_attribs): New.
11477 (convert_format_name_to_system_name): New.
11478 (decode_format_attr): Add use of convert_format_name_to_system_name.
11479 (format_types_orig): Add gnu_ prefix to names.
11480 (check_format_info_main): Special treating of \0 escaped names for
11481 supporting multi-character format specifiers as I32, I64.
11482 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
11483 (gnu_target_overrides_format_attributes): New.
11484 * c-format.h: Add structure target_ovr_attr to hold
11485 system specific formatter names.
11486 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
11487 msformat-c.o file to c_target_objs and cxx_target_objs.
11488 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
11489 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
11490 (TARGET_N_FORMAT_TYPES): New.
11491 * config/i386/msformat-c.c: New.
11492 * config/i386/t-cygming: Add build rule for msformat-c.o.
11493 * doc/extend.texi: Add new format names gnu_* and ms_* and
11495 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
11497 2008-03-20 Ira Rosen <irar@il.ibm.com>
11499 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
11500 optimizations turned on under -O3.
11501 (ftree-vectorize): Add that the flag is turned on with -O3.
11503 2008-03-20 Ben Elliston <bje@au.ibm.com>
11505 * regmove.c (try_auto_increment): Fix spelling error in comment.
11506 * final.c (final_scan_insn): Likewise.
11508 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
11511 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
11512 allocator preferences for "y" and "r" class registers.
11513 ("*mov<mode>_internal"): Ditto.
11514 ("*movv2sf_internal_rex64"): Ditto.
11515 ("*movv2sf_internal"): Ditto.
11517 2008-03-19 Michael Matz <matz@suse.de>
11519 PR middle-end/35616
11520 * calls.c (expand_call): Check overlap of arguments with call
11521 address for sibcalls.
11523 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
11526 * stor-layout.c (update_alignment_for_field): Set minimum alignment
11527 of the underlying type of a MS bitfield layout to the natural
11528 alignment of the type.
11530 2008-03-19 Jan Hubicka <jh@suse.cz>
11533 * toplev.c (decode_d_option): Handle all CPP flags.
11534 * tree-vrp.c: Update tree_pass descriptors.
11535 * regrename.c: Update tree_pass descriptors.
11536 * fwprop.c: Update tree_pass descriptors.
11537 * doc/invoke.texi: Remove documentation of dropped -d? flags.
11538 * tree-into-ssa.c: Update tree_pass descriptors.
11539 * tree-dump.c: Update tree_pass descriptors.
11540 * tree-complex.c: Update tree_pass descriptors.
11541 * tree-dump.h: Update tree_pass descriptors.
11542 * see.c: Update tree_pass descriptors.
11543 * cgraphbuild.c: Update tree_pass descriptors.
11544 * tracer.c: Update tree_pass descriptors.
11545 * tree-loop-distribution.c: Update tree_pass descriptors.
11546 * cgraph.c: Update tree_pass descriptors.
11547 * postreload-gcse.c: Update tree_pass descriptors.
11548 * postreload.c: Update tree_pass descriptors.
11549 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
11550 * tree-tailcall.c: Update tree_pass descriptors.
11551 * tree-pass.h (tree_opt_pass): Rename to ...
11552 (opt_pass) ... this one; add "type" field and remove letter field.
11553 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
11554 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
11555 all_lowering_passes): Update declaration.
11556 * ipa-cp.c: Update tree_pass descriptors.
11557 * final.c: Update tree_pass descriptors.
11558 * omp-low.c: Update tree_pass descriptors.
11559 * tree-ssa-dse.c: Update tree_pass descriptors.
11560 * ipa-reference.c: Update tree_pass descriptors.
11561 * tree-ssa-uncprop.c: Update tree_pass descriptors.
11562 * auto-inc-dec.c: Update tree_pass descriptors.
11563 * reorg.c: Update tree_pass descriptors.
11564 * cgraphunit.c: Update tree_pass descriptors.
11565 * tree-ssa-copyrename.c: Update tree_pass descriptors.
11566 * tree-ssa-ccp.c: Update tree_pass descriptors.
11567 * df-core.c: Update tree_pass descriptors.
11568 * mode-switching.c: Update tree_pass descriptors.
11569 * tree-nomudflap.c: Update tree_pass descriptors.
11570 * modulo-sched.c: Update tree_pass descriptors.
11571 * ipa-pure-const.c: Update tree_pass descriptors.
11572 * cse.c: Update tree_pass descriptors.
11573 * web.c: Update tree_pass descriptors.
11574 * tree-stdarg.c: Update tree_pass descriptors.
11575 * tree-ssa-math-opts.c: Update tree_pass descriptors.
11576 * tree-ssa-dom.c: Update tree_pass descriptors.
11577 * tree-nrv.c: Update tree_pass descriptors.
11578 * tree-ssa-alias.c: Update tree_pass descriptors.
11579 * loop-init.c: Update tree_pass descriptors.
11580 * gimple-low.c: Update tree_pass descriptors.
11581 * ipa-inline.c: Update tree_pass descriptors.
11582 * tree-ssa-sink.c: Update tree_pass descriptors.
11583 * global.c: Update tree_pass descriptors.
11584 * ifcvt.c: Update tree_pass descriptors.
11585 * jump.c: Update tree_pass descriptors.
11586 * predict.c: Update tree_pass descriptors.
11587 * tree-ssa-loop.c: Update tree_pass descriptors.
11588 * recog.c: Update tree_pass descriptors.
11589 * dse.c: Update tree_pass descriptors.
11590 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
11591 * tree-eh.c: Update tree_pass descriptors.
11592 * regmove.c: Update tree_pass descriptors.
11594 * function.c: Update tree_pass descriptors.
11595 * tree-vectorizer.c: Update tree_pass descriptors.
11596 * gcse.c: Update tree_pass descriptors.
11597 * ipa-type-escape.c: Update tree_pass descriptors.
11598 * tree-if-conv.c: Update tree_pass descriptors.
11599 * init-regs.c: Update tree_pass descriptors.
11600 * ipa.c: Update tree_pass descriptors.
11601 * tree-ssa-phiopt.c: Update tree_pass descriptors.
11602 * rtl-factoring.c: Update tree_pass descriptors.
11603 * lower-subreg.c: Update tree_pass descriptors.
11604 * bt-load.c: Update tree_pass descriptors.
11605 * tree-dfa.c: Update tree_pass descriptors.
11606 * except.c: Update tree_pass descriptors.
11607 * emit-rtl.c: Update tree_pass descriptors.
11608 * cfgexpand.c: Update tree_pass descriptors.
11609 * tree-cfgcleanup.c: Update tree_pass descriptors.
11610 * cfgcleanup.c: Update tree_pass descriptors.
11611 * tree-ssa-pre.c: Update tree_pass descriptors.
11612 * tree-sra.c: Update tree_pass descriptors.
11613 * tree-mudflap.c: Update tree_pass descriptors.
11614 * tree-ssa-copy.c: Update tree_pass descriptors.
11615 * cfglayout.c: Update tree_pass descriptors.
11616 * tree-ssa-forwprop.c: Update tree_pass descriptors.
11617 * tree-ssa-dce.c: Update tree_pass descriptors.
11618 * tree-ssa.c: Update tree_pass descriptors.
11619 * regclass.c: Update tree_pass descriptors.
11620 * integrate.c: Update tree_pass descriptors.
11621 * tree-optimize.c: Update tree_pass descriptors.
11622 * tree-ssa-phiprop.c: Update tree_pass descriptors.
11623 * tree-object-size.c: Update tree_pass descriptors.
11624 * combine.c: Update tree_pass descriptors.
11625 * tree-outof-ssa.c: Update tree_pass descriptors.
11626 * bb-reorder.c: Update tree_pass descriptors.
11627 * stack-ptr-mod.c: Update tree_pass descriptors.
11628 * var-tracking.c: Update tree_pass descriptors.
11629 * tree-profile.c: Update tree_pass descriptors.
11630 * tree-vect-generic.c: Update tree_pass descriptors.
11631 * reg-stack.c: Update tree_pass descriptors.
11632 * sched-rgn.c: Update tree_pass descriptors.
11633 * tree-ssa-structalias.c: Update tree_pass descriptors.
11634 * tree-cfg.c: Update tree_pass descriptors.
11635 * passes.c (current_pass): Update declaration.
11636 (finish_optimization_passes): Update.
11637 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
11638 (register_one_dump_file, register_dump_files_1, next_pass_1):
11640 (init_optimization_passes): Update handling of new types.
11641 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
11642 * ipa-struct-reorg.c: Update tree_pass descriptors.
11643 * tree-ssa-reassoc.c: Update tree_pass descriptors.
11644 * combine-stack-adj.c: Update tree_pass descriptors.
11645 * cfgrtl.c: Update tree_pass descriptors.
11646 * dce.c: Update tree_pass descriptors.
11647 * tree-ssanames.c: Update tree_pass descriptors.
11649 2008-03-19 Richard Guenther <rguenther@suse.de>
11651 PR middle-end/35609
11652 * tree-ssa.c (walk_data): New structure.
11653 (warn_uninitialized_var): If not always_executed warn with "maybe"
11655 (execute_early_warn_uninitialized): Compute post-dominators.
11656 Initialize always_executed before processing each basic block.
11658 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11661 * config/i386/i386.c (x86_this_parameter): Calculate correct location
11662 of "this" pointer when "regparm = N" or "fastcall" is in effect.
11664 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11666 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
11668 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
11670 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
11672 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
11673 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
11674 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
11675 target after ignore has been set, and move there also the commputation
11676 of subtarget and original_target.
11677 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
11678 (LANG_HOOKS_INITIALIZER): Remove it.
11679 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
11681 2008-03-18 Richard Guenther <rguenther@suse.de>
11683 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
11684 found an expression with constants, note that in the VN for the lhs.
11685 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
11686 fold them to constants if possible. Run cleanup_cfg if done so.
11687 (execute_pre): Return todo.
11688 (do_pre): Likewise.
11689 (execute_fre): Likewise.
11690 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
11692 (get_prop_source_stmt): Look through pointer conversions.
11694 2008-03-18 Jan Hubicka <jh@suse.cz>
11696 * tree-pretty-print.c: Include predict.h.
11697 (dump_generic_node): Dump predictor.
11698 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
11699 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
11700 * gimple-low.c (lower_stmt): Likewise.
11701 * expr.c (expand_expr_real): Likewise.
11702 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
11704 (build_predict_expr, build_predict_expr): New.
11705 * predict.h (predictor_name, build_predict_expr): Update.
11706 * c-typeck.c (c_finish_bc_stmt): Add prediction.
11707 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
11708 * predict.def (PRED_CONTINUE): Update hitrate.
11709 * tree.def (PREDICT_EXPR): Define.
11710 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
11711 do not handle BIND_EXPR.
11712 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
11713 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
11714 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
11717 2008-03-18 Michael Matz <matz@suse.de>
11719 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
11721 2008-03-18 Richard Guenther <rguenther@suse.de>
11723 * tree-gimple.h (is_gimple_invariant_address): Declare.
11724 (is_gimple_constant): Likewise.
11725 * tree-gimple.c (is_gimple_constant): New function.
11726 (is_gimple_invariant_address): Likewise.
11727 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
11728 and is_gimple_invariant_address.
11729 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
11731 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
11732 an addressable base.
11734 2008-03-18 Jakub Jelinek <jakub@redhat.com>
11736 PR middle-end/35611
11737 * gimplify.c (gimplify_expr): Gimplify second operand of
11740 2008-03-17 Richard Guenther <rguenther@suse.de>
11742 PR tree-optimization/19637
11743 * fold-const.c (fold_unary): Remove restrictions of removing
11744 intermediate pointer-conversions (P2)(P1)P0.
11745 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
11746 conversion to void pointer.
11747 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
11749 2008-03-16 James E. Wilson <wilson@tuliptree.org>
11752 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
11753 emulated thread local variables.
11755 2008-03-16 Richard Guenther <rguenther@suse.de>
11757 PR middle-end/35607
11758 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
11759 expand TREE_INVARIANT operations that are not gimple invariant.
11761 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
11763 * doc/extend.texi (Alignment): Say that the ABI controls
11764 the __alignof__ for non-strict-alignment targets rather
11765 than being a recommendation.
11767 2008-03-15 Paul Brook <paul@codesourcery.com>
11769 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
11771 (arm_output_fn_unwind): Mark functions that can not be unwound.
11773 2008-03-15 Paul Brook <paul@codesourcery.com>
11775 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
11776 extension instructions.
11778 2008-03-15 Richard Guenther <rguenther@suse.de>
11780 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
11781 and fold constant aggregate refs.
11782 (fold_const_aggregate_ref): Handle string constants
11783 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
11784 (evaluate_stmt): Simplify now that ccp_fold folds constant
11787 2008-03-15 Paul Brook <paul@codesourcery.com>
11789 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
11790 (extzv): Use gen_extzv_t2.
11791 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
11793 2008-03-15 Richard Guenther <rguenther@suse.de>
11795 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
11796 (fold_const_aggregate_ref): Likewise.
11797 (get_value): Return NULL if we don't have any values.
11798 (ccp_finalize): Set const_val to NULL after freeing it.
11799 * tree-flow.h (get_symbol_constant_value): Declare.
11800 (fold_const_aggregate_ref): Likewise.
11801 * tree-ssa-sccvn.c (try_to_simplify): Use them.
11803 2008-03-15 Richard Guenther <rguenther@suse.de>
11805 PR middle-end/35593
11806 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
11807 to not produce negative array indices if not allowed. Add
11808 parameter to indicate that.
11809 (maybe_fold_offset_to_component_ref): Allow negative array
11810 indices only for the first member of a structure.
11811 (maybe_fold_offset_to_reference): Allow negative array indices.
11812 (maybe_fold_stmt_addition): Likewise.
11814 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
11815 Anatoly Sokolov <aesok@post.ru>
11817 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
11818 (avr_arch): Add ARCH_AVR6.
11819 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
11820 (initial_elimination_offset): Initialize and use 'avr_pc_size'
11821 instead of fixed value 2.
11822 (print_operand_address): Use gs() asm specifier instead of pm().
11823 (avr_assemble_integer): (Ditto.).
11824 (avr_output_addr_vec_elt): (Ditto.).
11825 (print_operand): Handle "!" code.
11826 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
11827 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
11828 (AVR_HAVE_EIJMP_EICALL): Define.
11829 (AVR_3_BYTE_PC): Redefine.
11830 (AVR_2_BYTE_PC): (Ditto.).
11831 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
11832 (LINK_SPEC): Add atmega2560 and atmega2561.
11833 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
11835 * config/avr/avr.md (call_insn): Use eicall instead of icall
11836 for 3 byte PC devices.
11837 (call_value_insn): (Ditto.).
11838 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
11839 (indirect_jump): Use only for for 2 byte PC devices.
11840 (*tablejump): (Ditto.).
11841 (*indirect_jump_avr6): Add insn.
11842 (*tablejump_rjmp): Don't use for 3 byte PC devices.
11843 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
11844 instead of ijmp for 3 byte PC devices.
11845 (__tablejump2__): (Ditto.).
11846 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
11847 (MULITLIB_DIRNAMES): (Ditto.).
11848 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
11850 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
11852 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
11853 "sse2_umulsidi3". Use V1DI mode for operand 0.
11854 ("mmx_psadbw"): Use V1DI mode for operand 0.
11855 * config/i386/i386-modes.def (V1SI): New vector mode.
11856 * config/i386/i386.c (struct builtin_description)
11857 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
11858 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
11859 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
11860 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
11861 v1di_ftype_v8qi_v8qi type.
11862 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
11864 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
11865 __builtin_ia32_pmuludq]: Fix the mode of return value.
11867 2008-03-15 Richard Guenther <rguenther@suse.de>
11869 PR middle-end/35595
11870 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
11873 2008-03-14 Bob Wilson <bob.wilson@acm.org>
11875 * doc/invoke.texi (Option Summary, Xtensa Options): Document
11876 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
11877 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
11878 unless TARGET_SERIALIZE_VOLATILE is enabled.
11879 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
11880 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
11881 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
11883 2008-03-14 Richard Guenther <rguenther@suse.de>
11885 PR tree-optimization/34172
11886 * tree-flow.h (refs_may_alias_p): Declare.
11887 (get_single_def_stmt): Likewise.
11888 (get_single_def_stmt_from_phi): Likewise.
11889 (get_single_def_stmt_with_phi): Likewise.
11890 * tree-dfa.c (refs_may_alias_p): New function.
11891 (get_single_def_stmt): Likewise.
11892 (get_single_def_stmt_from_phi): Likewise.
11893 (get_single_def_stmt_with_phi): Likewise.
11894 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
11895 (vn_reference_lookup_1): New helper function.
11896 (vn_reference_lookup): Walk the virtual use-def chain to
11897 continue searching for a match if the def does not alias the
11898 reference we are looking for.
11900 2008-03-14 David Edelsohn <edelsohn@gnu.org>
11902 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
11903 archive and Perzl. Update The Written Word listing.
11905 2008-03-14 Richard Guenther <rguenther@suse.de>
11907 PR tree-optimization/34043
11908 PR tree-optimization/33989
11909 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
11911 (bitmap_find_leader): Use extra argument to verify dominance
11912 relationship inside a basic-block.
11913 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
11914 (find_leader_in_sets): Adjust.
11915 (create_component_ref_by_pieces): Take extra argument for
11916 dominance check, handle lookup failures.
11917 (find_or_generate_expression): Likewise.
11918 (create_expression_by_pieces): Likewise.
11919 (insert_into_preds_of_block): Adjust.
11920 (create_value_expr_from): If asked for, verify all operands
11921 are in the blocks AVAIL_OUT set.
11922 (make_values_for_stmt): Check for SSA_NAMEs that are life
11923 over an abnormal edge.
11924 (compute_avail): Remove such check.
11925 (do_SCCVN_insertion): New function.
11926 (eliminate): If we do not find a leader suitable for replacement
11927 insert a replacement expression from SCCVN if available.
11928 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
11929 (struct vn_ssa_aux): Add needs_insertion flag.
11930 * tree-ssa-sccvn.c (may_insert): New global flag.
11931 (copy_reference_ops_from_ref): Value-number union member access
11932 based on its size, not type and member if insertion is allowed.
11933 (visit_reference_op_load): For a weak match from union type
11934 punning lookup a view-converted value and insert a SSA_NAME
11935 for that value if that is not found.
11936 (visit_use): Make dumps shorter. Do not disallow value numbering
11937 SSA_NAMEs that are life over an abnormal edge to constants.
11938 (free_scc_vn): Release inserted SSA_NAMEs.
11939 (run_scc_vn): New flag to specify whether insertion is allowed.
11940 Process SSA_NAMEs in forward order.
11941 * tree-ssa-loop-im.c (for_each_index): Handle invariant
11942 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
11943 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
11944 pointer type to/from integral types that do not change the
11945 precision to regular conversions.
11947 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
11949 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11950 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11951 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
11952 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
11953 input arguments and the mode of return value. Built-in functions
11954 that operate on whole 64-bit MMX register now use V1DI mode.
11956 2008-03-13 Alon Dayan <alond@il.ibm.com>
11957 Olga Golovanevsky <olga@il.ibm.com>
11959 PR tree-optimization/35041
11960 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
11961 to locate the right position in a statement.
11963 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
11967 * config/i386/xmmintrin.h: Change all static inline functions to
11968 extern inline and add __gnu_inline__ attribute.
11969 * config/i386/bmintrin.h: Ditto.
11970 * config/i386/smmintrin.h: Ditto.
11971 * config/i386/tmmintrin.h: Ditto.
11972 * config/i386/mmintrin-common.h: Ditto.
11973 * config/i386/ammintrin.h: Ditto.
11974 * config/i386/emmintrin.h: Ditto.
11975 * config/i386/pmmintrin.h: Ditto.
11976 * config/i386/mmintrin.h: Ditto.
11977 * config/i386/mm3dnow.h: Ditto.
11979 2008-03-13 Jakub Jelinek <jakub@redhat.com>
11981 PR middle-end/35185
11982 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
11983 (lower_omp_2): New function.
11984 (lower_omp_1, lower_omp): Rewritten.
11986 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
11989 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
11990 with the phrase "Microsoft Windows compilers".
11991 (Push/Pop Macro Pragmas): New subsection. Document
11992 #pragma push_macro and pragma pop_macro.
11994 2008-03-12 Paul Brook <paul@codesourcery.com>
11996 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
11998 2008-03-12 Paul Brook <paul@codesourcery.com>
12000 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
12001 (thumb2_alusi3_short): Exclude PLUS and MINUS.
12002 (thumb2_addsi_shortim): Rename ...
12003 (thumb2_addsi_short): ... to this. Allow register operands.
12004 (thumb2_subsi_short): New pattern.
12005 (thumb2_one_cmplsi2_short,
12006 thumb2_negsi2_short): New patterns and peepholes.
12008 2008-03-12 Paul Brook <paul@codesourcery.com>
12010 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
12012 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
12014 * config/i386/i386.md (int_cond): New code iterator.
12016 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
12017 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
12018 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
12019 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
12020 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
12021 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
12022 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
12023 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
12025 2008-03-12 Paul Brook <paul@codesourcery.com>
12027 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
12028 instead of {arm,thumb}_compute_save_reg_mask.
12029 (output_return_instruction): Ditto.
12030 (thumb_unexpanded_epilogue): Ditto.
12031 (thumb1_expand_prologue): Ditto.
12032 (thumb1_output_function_prologue): Ditto.
12033 (arm_set_return_address): Ditto.
12034 (thumb_set_return_address): Ditto.
12035 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
12036 regs to achieve stack alignment.
12037 (thumb1_compute_save_reg_mask): Fix compiler warning.
12038 (arm_output_epilogue): Use offsets->saved_regs_mask.
12039 Adjust stack pointer by poping call clobered registers.
12040 (arm_expand_prologue): Use offsets->saved_regs_mask.
12041 Adjust stack pointer by pushing extra registers.
12042 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
12044 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
12047 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
12048 conversion to the operands of a multiplication.
12050 2008-03-12 Richard Guenther <rguenther@suse.de>
12052 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
12053 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
12054 * timevar.def (TV_TREE_PHIPROP): Add.
12055 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
12056 pass description. Use TV_TREE_PHIPROP.
12057 * tree-ssa-forwprop.c: Remove phiprop code.
12059 2008-03-12 Jakub Jelinek <jakub@redhat.com>
12061 PR middle-end/35549
12062 * omp-low.c (maybe_lookup_decl): Constify first argument.
12063 (use_pointer_for_field): Change last argument from bool to
12064 omp_context *. Disallow shared copy-in/out in nested
12065 parallel if decl is shared in outer parallel too.
12066 (build_outer_var_ref, scan_sharing_clauses,
12067 lower_rec_input_clauses, lower_copyprivate_clauses,
12068 lower_send_clauses, lower_send_shared_vars): Adjust callers.
12070 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
12071 Ira Rosen <irar@il.ibm.com>
12073 * tree-vectorizer.c (free_stmt_vec_info): New function.
12074 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
12075 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
12076 * tree-vectorizer.h (free_stmt_vec_info): Declare.
12077 * tree-vect-transform.c (vectorizable_conversion): Free
12078 vec_oprnds0 if it was allocated.
12079 (vect_permute_store_chain): Remove unused VECs.
12080 (vectorizable_store): Free VECs that are allocated in the..
12082 (vect_transform_strided_load, vectorizable_load): Likewise.
12083 (vect_remove_stores): Simplify the code.
12084 (vect_transform_loop): Move code to vect_remove_stores().
12085 Call vect_remove_stores() and free_stmt_vec_info().
12087 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12089 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
12090 TARGET_HPUX. Revise comment.
12091 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
12092 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
12093 Use sr4 variant of `be' instruction when not generating PIC code.
12094 (attr_length_call): Adjust for above change.
12096 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12098 * ipa-reference.c (static_execute): Remove module_statics_const and
12099 associated setting code.
12101 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12104 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
12105 predicate for operand 1.
12106 (paritysi2_cmp): Use register_operand predicate for operand 2.
12107 Use earlyclobber modifier for operand 1. Remove support for
12109 (paritydi2_cmp): Use register_operand predicate for operand 3.
12110 Use earlyclobber modifier for operand 1. Remove support for
12113 2008-03-11 Paul Brook <paul@codesourcery.com>
12114 Vladimir Prus <vladimir@codesourcery.com>
12116 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
12117 (arm_compute_save_reg0_reg12_mask): Always
12118 check if register 11 must be saved. Always safe hard frame pointer
12119 when frame_pointer_needeed.
12120 (arm_compute_save_reg_mask): Save IP and PC
12121 only with apcs frames.
12122 (arm_output_epilogue): Adjust Thumb2 codepath to
12123 be also invoked and work for ARM non-apcs frames.
12124 (arm_expand_prologue): Don't bother saving IP
12125 for non-apcs frame, since it's not clobbered by
12126 prologue code. Implement non-apcs frame
12129 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12131 PR rtl-optimization/35281
12132 * expr.c (convert_move): Use a new pseudo for the intermediate
12133 from_mode->word_mode result.
12135 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12137 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
12138 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
12139 * toplev.c (compile_file): Don't call it.
12141 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12143 PR middle-end/35526
12144 * expr.c (store_expr): Call emit_block_move if the mode
12145 of "temp" RTX is BLKmode.
12147 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12148 Richard Guenther <rguenther@suse.de>
12150 PR tree-optimization/31358
12151 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
12152 the step with a NULL_TREE.
12153 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
12154 to sizetype if type is a pointer type.
12155 (add_candidate_1): Don't convert the base and step to
12156 the generic type if the orginal type is a pointer type.
12157 (add_iv_value_candidates): Use sizetype for the step
12158 if type is a pointer type.
12159 (cand_value_at): Likewise.
12160 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12162 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
12163 Don't convert the tem affine to the type.
12164 (add_elt_to_tree): Use sizetype for the step if a pointer.
12165 Use POINTER_PLUS_EXPR for pointers.
12166 (aff_combination_to_tree): Use sizetype for the step if a
12169 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
12171 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
12172 Remove commutativity hint.
12174 2008-03-10 Jakub Jelinek <jakub@redhat.com>
12178 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
12179 errorneous type. Check that v is a VAR_DECL.
12181 PR middle-end/35099
12182 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
12184 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
12186 PR tree-optimization/35494
12187 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
12188 may be overriden at link and run time.
12190 2008-03-10 Richard Guenther <rguenther@suse.de>
12192 PR tree-optimization/34677
12193 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
12194 (poolify_tree): Likewise.
12195 (modify_expr_template): Likewise.
12196 (poolify_modify_stmt): Likewise.
12197 (insert_fake_stores): Handle all component-ref style stores
12198 in addition to INDIRECT_REF. Also handle complex types.
12199 Do not poolify the inserted load.
12200 (realify_fake_stores): Do not rebuild the tree but only
12201 make it a SSA_NAME copy.
12202 (init_pre): Remove initialzation of modify_expr_template.
12203 Do not allocate modify_expr_node_pool.
12204 (fini_pre): Do not free modify_expr_node_pool.
12206 2008-03-10 Paul Brook <paul@codesourcery.com>
12208 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
12209 to avoid conflicts.
12211 2008-03-10 Paul Brook <paul@codesourcery.com>
12212 Mark Shinwell <shinwell@codesourcery.com>
12214 * config/arm/cortex-r4.md: New.
12215 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
12217 * config/arm/arm.md: Include cortex-r4.md.
12218 (insn): Add smmls, sdiv and udiv values.
12219 (generic_sched): Don't use generic scheduling for Cortex-R4.
12220 (arm_issue_rate): New function.
12221 (TARGET_SCHED_ISSUE_RATE): Define.
12223 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
12225 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
12227 2008-03-10 Richard Guenther <rguenther@suse.de>
12229 * tree-ssa-pre.c (get_sccvn_value): Simplify.
12230 (compute_avail): Do not add stmt uses to AVAIL_OUT.
12232 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
12234 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
12235 Set default to true.
12237 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12239 * c.opt (Wsynth): Deprecate.
12240 * doc/invoke.texi (Option Summary, Warning Options): Document
12241 -Wno-format-contains-nul.
12243 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
12246 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
12247 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
12249 2008-03-09 Ira Rosen <irar@il.ibm.com>
12251 * config/rs6000/rs6000.c (builtin_description): Rename vector
12252 left shift operations.
12253 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
12254 (altivec_vsl<VI_char>): Rename to ...
12255 (ashl<mode>3): ... new name.
12256 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
12258 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
12260 2008-03-08 Richard Guenther <rguenther@suse.de>
12262 * coverage.h (tree_coverage_counter_addr): Declare.
12263 * coverage.c (tree_coverage_counter_addr): New function.
12264 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
12265 before using again.
12266 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
12267 (tree_gen_one_value_profiler): Likewise.
12268 (tree_gen_ic_profiler): Likewise.
12269 (tree_gen_average_profiler): Likewise.
12270 (tree_gen_ior_profiler): Likewise.
12272 2008-03-08 Richard Guenther <rguenther@suse.de>
12274 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
12275 (vn_binary_op_insert): Likewise.
12276 (vn_unary_op_lookup): Likewise.
12277 (vn_unary_op_insert): Likewise.
12278 (vn_nary_op_lookup): Declare.
12279 (vn_nary_op_insert): Likewise.
12280 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
12281 and binary hashes, use a single obstack for unary_op_pool
12282 and binary_op_pool.
12283 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
12284 a single struct vn_nary_op_s. Store tree code length and
12285 a variable number of operands.
12286 (struct vn_reference_op_struct): Remove unused op2.
12287 (vn_reference_op_eq): Do not compare op2.
12288 (vn_reference_op_compute_hash): Do not compute hash of op2.
12289 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
12290 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
12291 with vn_nary_op_compute_hash.
12292 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
12293 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
12295 (vn_unary_op_insert, vn_binary_op_insert): Replace with
12297 (visit_unary_op): Call nary functions.
12298 (visit_binary_op): Likewise.
12299 (process_scc): Adjust for struct vn_tables_s changes.
12300 (allocate_vn_table): Likewise.
12301 (free_vn_table): Likewise.
12302 * tree-vn.c (vn_add): Call nary functions.
12303 (vn_lookup): Likewise.
12305 2008-03-08 Jakub Jelinek <jakub@redhat.com>
12308 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
12309 wdst back after sync_compare_and_swapqhi_internal.
12311 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
12314 * config/i386/i386-modes.def (V1DI): New vector mode.
12315 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
12316 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
12317 (MMXMODE248): Ditto.
12318 (MMXMODE): Add V1DI mode.
12319 (mmxvecsize): Change DI mode to V1DI mode.
12320 ("mov<mode>): Use MMXMODEI8 mode iterator.
12321 ("*mov<mode>_internal_rex64"): Ditto.
12322 ("*mov<mode>_internal"): Ditto.
12323 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
12324 ("mmx_sub<mode>3"): Ditto.
12325 ("mmx_adddi3"): Remove insn pattern.
12326 ("mmx_subdi3"): Ditto.
12327 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
12328 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
12329 ("mmx_ashl<mode>3"): Ditto.
12330 ("mmx_lshrdi3"): Remove insn pattern.
12331 ("mmx_ashldi3"): Ditto.
12332 * config/i386/i386.c (classify_argument): Handle V1DImode.
12333 (function_arg_advance_32): Ditto.
12334 (function_arg_32): Ditto.
12335 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
12336 mmx_addv1di3 insn pattern.
12337 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
12338 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
12339 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
12340 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
12341 Remove definitions of built-in functions.
12342 (V1DI_type_node): New node.
12343 (v1di_ftype_v1di_int): Ditto.
12344 (v1di_ftype_v1di_v1di): Ditto.
12345 (v2si_ftype_v2si_si): Ditto.
12346 (v4hi_ftype_v4hi_di): Remove node.
12347 (v2si_ftype_v2si_di): Ditto.
12348 (ix86_init_mmx_sse_builtins): Handle V1DImode.
12349 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
12350 Redefine builtins using def_builtin_const with *_ftype_*_int node.
12351 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
12352 Add new builtins using def_builtin_const.
12353 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
12354 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
12355 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
12356 * config/i386/mmintrin.h (__v1di): New typedef.
12357 (_mm_add_si64): Cast arguments to __v1di type.
12358 (_mm_sub_si64): Ditto.
12359 (_mm_sll_pi16): Cast __count to __v4hi type.
12360 (_mm_sll_pi32): Cast __count to __v2si type.
12361 (_mm_sll_si64): Cast arguments to __v1di type.
12362 (_mm_srl_pi16): Cast __count to __v4hi type.
12363 (_mm_srl_pi32): Cast __count to __v2si type.
12364 (_mm_srl_si64): Cast arguments to __v1di type.
12365 (_mm_sra_pi16): Cast __count to __v4hi type.
12366 (_mm_sra_pi32): Cast __count to __v2si type.
12367 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
12368 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
12369 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
12370 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
12371 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
12372 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
12373 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
12374 (_mm_srai_pi32): Use __builtin_ia32_psradi.
12375 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
12376 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12377 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12378 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
12380 2008-03-07 Joseph Myers <joseph@codesourcery.com>
12382 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
12384 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
12387 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
12388 reg+const addressing for Altivec modes. Don't generate reg+reg
12389 addressing for TFmode or TDmode quantities.
12391 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
12393 * c-common.c (vector_types_convertible_p): Call langhook
12394 instead of comptypes.
12396 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12399 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
12400 integral and scalar float variables which have a
12403 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
12405 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
12406 dwarf_register_span hook when emitting unwind information for
12407 register-to-memory saves.
12408 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
12409 (rs6000_frame_related): Remove call to spe_synthesize_frame.
12411 2008-03-06 Jakub Jelinek <jakub@redhat.com>
12413 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
12414 for the same VAR_DECL.
12416 2008-03-06 Tom Tromey <tromey@redhat.com>
12418 * treelang: Delete.
12419 * doc/standards.texi (Standards): Don't mention treelang.
12420 * doc/invoke.texi (Overall Options): Don't mention treelang.
12421 * doc/install.texi (Prerequisites): Don't mention bison or
12423 (Configuration): Don't mention treelang.
12424 (Building): Likewise.
12425 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
12427 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
12429 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
12430 word-extractions out of a multi-word object.
12432 2008-03-06 Richard Guenther <rguenther@suse.de>
12434 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
12435 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
12436 result type and precision.
12437 * expr.c (get_inner_reference): Set unsignedp based on the result
12438 type of BIT_FIELD_REF.
12439 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
12440 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
12441 (try_instantiate_multiple_fields): Likewise. Use the correct type
12443 (sra_build_assignment): Likewise.
12444 (sra_build_elt_assignment): Likewise.
12445 (sra_explode_bitfield_assignment): Likewise.
12446 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
12447 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
12448 set BIT_FIELD_REF_UNSIGNED.
12449 (vectorizable_load): Likewise.
12451 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
12453 * cse.c (cse_extended_basic_block): Invalidate artificial defs
12456 2008-03-06 Richard Guenther <rguenther@suse.de>
12458 * alias.c (struct alias_set_entry): Move has_zero_child field
12459 to pack with alias_set.
12461 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
12463 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12466 2008-03-05 Ian Lance Taylor <iant@google.com>
12468 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
12470 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
12472 * fwprop.c (update_df): Support width and offset parameters of
12474 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
12475 global_conflicts): Change DF_REF_EXTRACT to either
12476 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
12477 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
12478 * df-scan.c (df_ref_record, df_defs_record,
12479 df_ref_create_structure, df_def_record_1, df_uses_record,
12480 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
12481 df_bb_refs_collect, df_entry_block_defs_collect,
12482 df_exit_block_uses_collect): Support new width and offset fields.
12483 (ref_extract_pool): New storage pool.
12484 (df_free_ref): New function.
12485 (df_reg_chain_unlink, df_free_collection_rec,
12486 df_sort_and_compress_refs): Call df_free_ref.
12487 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
12489 (df_ref_create_structure): Allocate df_ref_extract if offset and
12490 width fields are used.
12491 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
12492 (df_uses_record): Get offset and width from ZERO_EXTRACT
12494 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
12495 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
12496 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
12497 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
12498 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
12499 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
12500 (df_ref_extract): New structure.
12501 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
12502 (df_ref_create): Add width and offset parameters.
12504 2008-03-05 Richard Guenther <rguenther@suse.de>
12506 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12507 Use ranges_overlap_p.
12508 (offset_overlaps_with_access): Rename
12509 to ranges_overlap_p and move ...
12510 * tree-flow-inline.h (ranges_overlap_p): ... here.
12512 * tree.h (get_inner_reference, handled_component_p): Update
12515 * tree.h (record_component_aliases, get_alias_set,
12516 alias_sets_conflict_p, alias_sets_must_conflict_p,
12517 objects_must_conflict_p): Move declarations ...
12518 * alias.h (record_component_aliases, get_alias_set,
12519 alias_sets_conflict_p, alias_sets_must_conflict_p,
12520 objects_must_conflict_p): ... here.
12521 Include coretypes.h.
12522 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
12524 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
12526 * cfg.c: Include tree-flow.h.
12527 (remove_edge_raw): Call redirect_edge_var_map_clear.
12528 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
12529 * tree-flow-inline.h (redirect_edge_var_map_def): New.
12530 (redirect_edge_var_map_result): New.
12531 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
12532 PENDING_STMT use with redirect_edge_var_map_*.
12533 * tree-ssa.c (edge_var_maps): New definition.
12534 (redirect_edge_var_map_add): New.
12535 (redirect_edge_var_map_clear): New.
12536 (redirect_edge_var_map_dup): New.
12537 (redirect_edge_var_map_vector): New.
12538 (redirect_edge_var_map_destroy): New.
12539 (ssa_redirect_edge): Replace PENDING_STMT use with
12540 redirect_edge_var_map_*.
12541 (flush_pending_stmts): Same.
12542 (delete_tree_ssa): Destroy edge var map.
12543 * tree-flow.h (struct _edge_var_map): New.
12544 Define edge_var_map vector type.
12545 Declare redirect_edge_var_map_* prototypes.
12546 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
12547 * tree-cfg.c (reinstall_phi_args): Replace
12548 PENDING_STMT use with redirect_edge_var_map_*.
12550 2008-03-05 Richard Guenther <rguenther@suse.de>
12552 PR tree-optimization/35472
12553 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
12554 whose single use_stmt has a overlapping set of loaded and
12555 stored symbols as that use_stmt might be a noop assignment then.
12557 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
12559 * gthr-rtems.h: Implement __gthread_mutex_destroy.
12561 2008-03-05 Richard Guenther <rguenther@suse.de>
12564 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
12565 should be constants.
12566 * tree-cfg.c (verify_expr): Verify it.
12567 * fold-const.c (fold_truthop): Remove code generating
12568 BIT_FIELD_REFs of structure bases.
12569 (fold_binary): Likewise.
12570 (fold_ternary): Position and size of BIT_FIELD_REFs are
12571 always host integers.
12572 (make_bit_field_ref): Remove.
12573 (optimize_bit_field_compare): Remove.
12574 (all_ones_mask_p): Remove.
12576 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
12579 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
12580 (split_block_and_df_analyze): New. Split basic block and rebuild
12582 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
12584 (split_pattern_seq): Likewise.
12585 (erase_matching_seqs): Likewise.
12586 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
12588 2008-03-04 Geoff Keating <geoffk@apple.com>
12590 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
12591 declaration and code.
12592 (tree_invalid_nonnegative_warnv_p): Likewise.
12594 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
12596 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
12597 examples. Truncate option-names then causing overfull hbox.
12599 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12602 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
12604 * configure: Rebuilt.
12606 2008-03-04 Rafael Espindola <espindola@google.com>
12608 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
12609 (tree_unary_nonnegative_warnv_p): New.
12610 (tree_binary_nonnegative_warnv_p): New.
12611 (tree_single_nonnegative_warnv_p): New.
12612 (tree_invalid_nonnegative_warnv_p): New.
12613 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
12615 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12618 * opts.c (handle_option): Postpone 'unknown option' errors only for
12621 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
12624 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
12627 2008-03-04 Rafael Espindola <espindola@google.com>
12629 * fold-const.c (tree_unary_nonzero_warnv_p): New.
12630 (tree_binary_nonzero_warnv_p): New.
12631 (tree_single_nonzero_warnv_p): New.
12632 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
12634 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
12636 PR middle-end/35456
12637 * fold-const.c (fold_cond_expr_with_comparison): Prevent
12638 transformations for modes that have signed zeros.
12639 * ifcvt.c (noce_try_abs): Ditto.
12641 2008-03-04 Joseph Myers <joseph@codesourcery.com>
12643 * config/i386/i386.c (override_options): Force
12644 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
12646 2008-03-04 Jan Hubicka <jh@suse.cz>
12649 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
12652 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
12654 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
12655 label to probe the stack.
12657 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
12659 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
12660 (__gthr_win32_mutex_destroy): Declare.
12661 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
12662 __gthr_win32_mutex_destroy.
12663 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
12665 2008-03-03 Jan Hubicka <jh@suse.cz>
12668 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
12669 aggressive on inlining cold calls.
12671 2008-03-03 Richard Guenther <rguenther@suse.de>
12673 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
12674 struct copies into the expression table.
12675 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
12676 (try_to_simplify): Likewise.
12677 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
12678 integral and pointer arguments which do not change the
12679 precision to NOP_EXPRs.
12680 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
12681 VIEW_CONVERT_EXPR case.
12683 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
12685 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
12686 defined in a loop at depth 0 is invariant.
12687 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
12688 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
12689 be called at loop depth 0.
12691 2008-03-02 Jakub Jelinek <jakub@redhat.com>
12694 * gcc.c (process_command): Update copyright notice dates.
12695 * gcov.c (print_version): Likewise.
12696 * gcov-dump.c (print_version): Likewise.
12697 * mips-tfile.c (main): Likewise.
12698 * mips-tdump.c (main): Likewise.
12700 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12703 * c-common.c (flag_permissive): Delete.
12704 (constant_expression_warnings): Check flags first.
12705 (constant_expression_error): New.
12706 * c-common.h (flag_permissive): Delete.
12707 (constant_expression_error): Declare.
12708 * flags.h (flag_permissive): Declare. Update description.
12709 * diagnostic.c (pedwarn): Update.
12711 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
12712 (permissive_error_kind): New.
12713 * toplev.c (flag_permissive): Define. Update description.
12714 * toplev.h (permissive_error_kind): Declare.
12715 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
12716 (pedwarn_c90): Use pedantic_warning_kind.
12717 * c-opts.c (c_common_post_options): flag_permissive does not affect
12718 flag_pedantic_errors.
12720 2008-03-02 Joseph Myers <joseph@codesourcery.com>
12722 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
12723 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
12724 __absvsi2, __absvDI2): Use unsigned arithmetic.
12726 2008-03-02 Andi Kleen <ak@suse.de>
12727 Richard Guenther <rguenther@suse.de>
12729 * struct-equiv.c: Remove file.
12730 * cfg_cleanup.c (condjump_equiv_p): Remove.
12731 * Makefile.in (OBJS-common): Remove struct-equiv.o.
12732 (struct-equiv.o): Remove rule.
12733 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
12734 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
12735 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
12737 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12739 * ifcvt.c (noce_process_if_block): Try to handle only the then
12740 block if the else block exists but isn't suitable.
12742 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
12745 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
12746 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
12747 regression from previous patch.
12749 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
12752 * gthr.h: Add __gthread_mutex_destroy as a function that must be
12754 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
12755 * gthr-single.h (__gthread_mutex_destroy): Likewise.
12756 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
12757 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
12758 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
12759 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
12760 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
12761 (__gthread_mutex_destroy_function): Rename to
12762 __gthread_mutex_destroy.
12763 * gthr-dce.h (__gthread_mutex_destroy): Call
12764 pthread_mutex_destroy.
12765 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
12766 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
12767 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
12769 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12771 * df-scan.c (df_ref_chain_change_bb): Simplify.
12772 (df_insn_change_bb): Add new_bb argument. Simplify. Call
12773 set_block_for_insn if there's any change.
12774 * df.h ((df_insn_change_bb): Fix prototype.
12775 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
12776 df_insn_change_bb, don't call set_block_for_insn.
12777 * emit-rtl.c (reorder_insns): Likewise.
12778 * haifa-sched.c (move_insn): Likewise.
12780 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12782 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
12784 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12786 * tree-flow-inline.h (next_readonly_imm_use): Return
12787 NULL_USE_OPERAND_P after the end.
12789 2008-03-01 Richard Guenther <rguenther@suse.de>
12791 PR tree-optimization/35411
12792 * tree-sra.c (sra_build_assignment): Split conversion to
12793 final type to a separate statement if we are not assigning
12796 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12798 * fold-const.c (fold_convertible_p): Correct the logic to follow
12799 that in fold_convert().
12801 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
12804 * tree-inline.c (build_duplicate_type): When we make a
12805 duplicate type, make it unique in the canonical types system.
12807 2008-02-29 Tom Tromey <tromey@redhat.com>
12809 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
12810 input_file_stack_history, input_file_stack_restored): Remove.
12811 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
12812 * input.h (struct file_stack): Remove.
12813 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
12814 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
12816 * diagnostic.h (struct diagnostic_context) <last_module>: Change
12818 (diagnostic_last_module_changed): Add 'map' argument.
12819 (diagnostic_set_last_function): Likewise.
12820 * diagnostic.c (undiagnostic_report_current_module): Iterate using
12821 line map, not input_file_stack.
12822 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
12824 2008-02-29 Paul Brook <paul@codesourcery.com>
12826 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
12828 2008-02-29 Paul Brook <paul@codesourcery.com>
12830 * config/arm/ieee754-df.S (muldf3): Use RET macros.
12832 2008-02-29 Richard Guenther <rguenther@suse.de>
12834 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
12836 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
12837 value for comparing for a store match.
12838 (simplify_unary_expression): Do nothing for SSA_NAMEs.
12839 (try_to_simplify): Do not do a full-blown reference lookup.
12841 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
12843 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
12844 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12846 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
12848 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
12850 * tree-loop-linear.c (try_interchange_loops): Compare memory access
12851 strides against cache sizes.
12853 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
12855 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
12858 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
12860 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
12861 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
12862 is smaller than the original promoted value.
12863 (simplify_subreg): If OP is a SUBREG, try to preserve its
12864 SUBREG_PROMOTED_VAR_P information.
12866 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
12868 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
12869 (VN_INFO_GET): Allocate new objects on the obstack.
12870 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
12871 for rpo_numbers_temp, for consistency.
12872 (free_scc_vn): Free the obstack.
12874 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
12876 * doc/invoke.texi: Document -ftree-loop-distribution.
12877 * tree-loop-distribution.c: New.
12878 * tree-pass.h (pass_loop_distribution): New.
12879 * graphds.h (struct graph): Add htab_t indices.
12880 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
12881 * tree-vectorizer.c (rename_variables_in_loop): Extern.
12882 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
12883 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
12884 * tree-data-ref.c (debug_data_dependence_relations): New.
12885 (dump_data_dependence_relation): Also print data references.
12886 (free_data_ref): Extern.
12887 (same_access_functions): Moved...
12888 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
12889 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
12890 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
12891 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
12892 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
12893 (stmts_from_loop): Skip LABEL_EXPR.
12894 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
12896 (build_rdg): Initialize rdg->indices htab.
12897 (free_rdg, stores_from_loop, ref_base_address,
12898 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
12899 have_similar_memory_accesses_1, ref_base_address_1,
12900 remove_similar_memory_refs): New.
12901 * tree-data-ref.h: Depend on tree-chrec.h.
12902 (debug_data_dependence_relations, free_data_ref): Declared.
12903 (same_access_functions): ... here.
12904 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
12906 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
12907 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
12908 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
12909 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
12910 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
12911 rdg_vertex_for_stmt): Declared.
12912 (struct rdg_edge): Add level.
12914 (free_rdg, stores_from_loop, remove_similar_memory_refs,
12915 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
12917 (rdg_has_similar_memory_accesses): New.
12918 * tree-vect-analyze.c: Remove unused static decls.
12919 * lambda.h (dependence_level): New.
12920 * common.opt (ftree-loop-distribution): New.
12921 * tree-flow.h (mark_virtual_ops_in_bb,
12922 slpeel_tree_duplicate_loop_to_edge_cfg,
12923 rename_variables_in_loop): Declared.
12924 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
12925 (OBJS-common): Add tree-loop-distribution.o.
12926 (tree-loop-distribution.o): New rule.
12927 * tree-cfg.c (mark_virtual_ops_in_bb): New.
12928 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
12929 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
12931 2008-02-28 Joseph Myers <joseph@codesourcery.com>
12934 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
12935 other than structures and unions.
12937 2008-02-28 Richard Guenther <rguenther@suse.de>
12940 2008-02-26 Richard Guenther <rguenther@suse.de>
12942 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12943 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12944 (lookup_decl_from_uid): Declare.
12945 (remove_decl_from_map): Likewise.
12946 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12947 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12948 (decl_for_uid_map): New global hashtable mapping DECL_UID
12950 (init_ttree): Allocate it.
12951 (insert_decl_to_uid_decl_map): New helper function.
12952 (make_node_stat): Insert new decls into the map.
12953 (copy_node_stat): Likewise.
12954 (lookup_decl_from_uid): New function.
12955 (remove_decl_from_map): Likewise.
12956 (print_decl_for_uid_map_statistics): New helper.
12957 (dump_tree_statistics): Call it.
12959 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12960 (referenced_var_iterator): Adjust.
12961 (FOR_EACH_REFERENCED_VAR): Adjust.
12962 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12963 (num_referenced_vars): Adjust.
12964 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12965 (first_referenced_var): Remove.
12966 (end_referenced_vars_p): Likewise.
12967 (next_referenced_var): Likewise.
12968 (referenced_var_iterator_set): New helper function.
12969 * tree-dfa.c (referenced_var_lookup): Adjust.
12970 (referenced_var_check_and_insert): Likewise.
12971 (remove_referenced_var): Likewise.
12972 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12973 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12974 (verify_call_clobbering): Likewise.
12975 (verify_memory_partitions): Likewise.
12976 (init_tree_ssa): Allocate bitmap instead of hashtable for
12978 (delete_tree_ssa): Adjust.
12979 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12980 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12981 (compute_tag_properties): Likewise.
12982 (set_initial_properties): Likewise.
12983 (find_partition_for): Likewise.
12984 (update_reference_counts): Likewise.
12985 (dump_may_aliases_for): Likewise.
12986 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12987 (add_call_clobber_ops): Likewise.
12988 (add_call_read_ops): Likewise.
12989 (get_asm_expr_operands): Likewise.
12990 * tree-into-ssa.c (dump_decl_set): Likewise.
12991 (update_ssa): Likewise.
12992 * tree-sra.c (scan_function): Likewise.
12993 (decide_instantiations): Likewise.
12994 (scalarize_parms): Likewise.
12995 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12996 (dsa_named_for): Likewise.
12997 * tree-ssa-structalias.c (update_alias_info): Likewise.
12998 (merge_smts_into): Likewise.
13000 2008-02-27 David Daney <ddaney@avtrex.com>
13003 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
13004 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
13005 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
13006 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
13007 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
13009 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
13012 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
13013 (BUILT_IN_NEXTTOWARD): Remove.
13014 (BUILT_IN_NEXTTOWARDF): Ditto.
13015 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
13016 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
13018 2008-02-27 Tom Tromey <tromey@redhat.com>
13020 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
13021 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
13023 2008-02-27 Jan Beulich <jbeulich@novell.com>
13025 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
13026 update the respective field on newdecl.
13028 2008-02-27 Revital Eres <eres@il.ibm.com>
13030 PR rtl-optimization/34999
13031 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
13032 crossing edges that ends with a call insn.
13033 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
13034 call insn and clear the EDGE_CROSSING flag of the crossing edge
13035 when fixing fallthru edges.
13037 2008-02-27 Richard Guenther <rguenther@suse.de>
13039 PR middle-end/35390
13040 * fold-const.c (fold_unary): Return the correct argument,
13041 converted to the result type.
13043 2008-02-27 Richard Guenther <rguenther@suse.de>
13045 PR middle-end/34971
13046 * expr.c (expand_expr_real_1): Assert on rotates that operate
13048 * fold-const.c (fold_binary): Use the types precision, not the
13049 bitsize of the mode if folding rotate expressions. Build rotates
13050 only for full modes.
13052 2008-02-27 Jakub Jelinek <jakub@redhat.com>
13054 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
13055 and CPP_PRAGMA_EOL.
13056 * c-pragma.c (pragma_ns_name): New typedef.
13057 (registered_pp_pragmas): New variable.
13058 (c_pp_lookup_pragma): New function.
13059 (c_register_pragma_1): If flag_preprocess_only, do nothing
13060 for non-expanded pragmas, for expanded ones push pragma's
13061 namespace and name into registered_pp_pragmas vector.
13062 (c_invoke_pragma_handler): Register OpenMP pragmas even when
13063 flag_preprocess_only, don't register GCC pch_preprocess
13064 pragma if flag_preprocess_only.
13065 * c-opts.c (c_common_init): Call init_pragma even if
13066 flag_preprocess_only.
13067 * c-pragma.c (c_pp_lookup_pragma): New prototype.
13068 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
13069 cpp_register_pragma if flag_preprocess_only.
13071 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13074 * c-parser.c (c_parser_translation_unit): Warn for empty
13075 translation unit, not empty source file.
13077 2008-02-26 Paul Brook <paul@codesourcery.com>
13079 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
13080 operand for Thumb-2.
13081 * config/arm/arm.h (reg_class): Add CORE_REGS.
13082 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
13083 (BASE_REG_CLASS): Use CORE_REGS.
13084 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
13085 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
13086 (REGNO_OK_FOR_INDEX_P): Exclude SP.
13087 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
13088 ARM_REGNO_OK_FOR_INDEX_P.
13089 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
13090 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
13091 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
13092 (ldm/stm peepholes): Ditto.
13093 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
13094 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
13095 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
13096 * config/arm/constraints.md: Enable "k" constraint on ARM.
13098 2008-02-27 Ben Elliston <bje@au.ibm.com>
13100 * config/rs6000/rs6000.c: Annotate cache line size field in all
13101 instances of struct processor_costs.
13103 2008-02-26 David Edelsohn <edelsohn@gnu.org>
13105 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
13106 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
13107 jump_bypass): New counters.
13108 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
13109 * dce.c (gate_ud_dce): Same.
13110 (gate_fast_dce): Same.
13111 * dse.c (gate_dse1): New function.
13112 (gate_dse2): New function.
13113 (gate_dse): Merge results of new gate functions.
13114 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
13115 (gate_handle_jump_bypass): Add dbg_cnt.
13116 (gate_handle_gcse): Add dbg_cnt.
13117 * ifcvt.c (gate_handle_if_conversion): Same.
13118 (gate_handle_if_after_combine): Same.
13119 (gate_handle_if_after_reload): Same.
13120 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
13122 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
13124 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
13126 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
13128 2008-02-26 Jason Merrill <jason@redhat.com>
13131 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
13132 alone if it's the naming decl for the type's main variant.
13134 2008-02-26 Tom Tromey <tromey@redhat.com>
13136 * system.h (USE_MAPPED_LOCATION): Poison.
13137 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
13138 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
13139 (make_goto_expr_edges): Likewise.
13140 (remove_bb): Likewise.
13141 (execute_warn_function_return): Likewise.
13142 * basic-block.h (struct edge_def) <goto_locus>: Change type to
13144 * c-common.c (fname_decl): Remove old location code.
13145 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
13147 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
13149 (ASM_INPUT_SOURCE_LOCATION): Likewise.
13150 (gen_rtx_ASM_INPUT): Likewise.
13151 (gen_rtx_ASM_INPUT_loc): Likewise.
13152 (get_rtx_asm_OPERANDS): Remove.
13153 * cfglayout.c (insn_locators_alloc): Remove old location code.
13154 (set_curr_insn_source_location): Likewise.
13155 (curr_insn_locator): Likewise.
13156 * print-tree.c (print_node): Remove old location code.
13157 * tree-mudflap.c (mf_varname_tree): Remove old location code.
13158 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
13159 * cfgexpand.c (expand_gimple_cond_expr): Don't use
13160 location_from_locus.
13161 (construct_exit_block): Remove old location code.
13162 * emit-rtl.c (force_next_line_note): Remove old location code.
13163 * profile.c (branch_prob): Remove old location code.
13164 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
13165 LOC_LINE): Remove old-location variants.
13166 * langhooks.c (lhd_print_error_function): Remove old location
13168 * configure, config.in: Rebuilt.
13169 * configure.ac (--enable-mapped-location): Remove.
13170 * c-decl.c (c_init_decl_processing): Remove old location code.
13171 (finish_function): Likewise.
13172 * recog.c (decode_asm_operands): Remove old location code.
13173 * c-pch.c (c_common_read_pch): Remove old location code.
13174 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
13176 * gimple-low.c (lower_function_body): Remove old location code.
13177 * toplev.c (unknown_location): Remove.
13178 (push_srcloc): Remove old-location variant.
13179 (process_options): Remove old location code.
13180 (lang_dependent_init): Likewise.
13181 * input.h (UNKNOWN_LOCATION): Move definition.
13182 (location_t): Undeprecate.
13183 (source_locus): Remove.
13184 (location_from_locus): Remove.
13185 (struct location_s): Remove.
13186 Remove all old-location code.
13187 (input_line, input_filename): Remove.
13188 * final.c (final_scan_insn): Remove old location code.
13189 * diagnostic.c (diagnostic_build_prefix): Remove
13190 USE_MAPPED_LOCATION test.
13191 * tree.h (gimple_stmt) <locus>: Now a location_t.
13192 (tree_exp) <locus>: Likewise.
13193 (DECL_IS_BUILTIN): Remove old-location variant.
13194 (annotate_with_file_line, annotate_with_locus): Likewise.
13195 (expr_locus, set_expr_locus): Update.
13196 * tree.c (build1_stat): Remove old location code.
13197 (last_annotated_node): Remove.
13198 (annotate_with_file_line): Remove old-location variant.
13199 (annotate_with_locus): Likewise.
13200 (expr_location): Remove old location code.
13201 (set_expr_location): Likewise.
13202 (expr_has_location): Likewise.
13203 (expr_locus): Likewise.
13204 (set_expr_locus): Likewise.
13205 (expr_filename): Don't use location_from_locus.
13206 (expr_lineno): Likewise.
13207 * rtl-error.c (location_for_asm): Remove old location code.
13208 * c-lex.c (cb_line_change): Remove old location code.
13209 (fe_file_change): Likewise.
13210 (cb_def_pragma): Likewise.
13211 (c_lex_with_flags): Likewise.
13212 * gengtype.c (do_typedef): Don't special-case location types.
13213 (define_location_structures): Remove.
13214 (main): Don't call define_location_structures.
13215 * tree-pretty-print.c (dump_implicit_edges): Remove old location
13218 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13221 * builtins.def (BUILT_IN_STDARG_START): Remove.
13222 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
13223 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13224 * tree-inline.c (inline_forbidden_p_1): Likewise.
13226 2008-02-26 Richard Guenther <rguenther@suse.de>
13228 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13229 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13230 (lookup_decl_from_uid): Declare.
13231 (remove_decl_from_map): Likewise.
13232 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13233 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13234 (decl_for_uid_map): New global hashtable mapping DECL_UID
13236 (init_ttree): Allocate it.
13237 (insert_decl_to_uid_decl_map): New helper function.
13238 (make_node_stat): Insert new decls into the map.
13239 (copy_node_stat): Likewise.
13240 (lookup_decl_from_uid): New function.
13241 (remove_decl_from_map): Likewise.
13242 (print_decl_for_uid_map_statistics): New helper.
13243 (dump_tree_statistics): Call it.
13245 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13246 (referenced_var_iterator): Adjust.
13247 (FOR_EACH_REFERENCED_VAR): Adjust.
13248 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13249 (num_referenced_vars): Adjust.
13250 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13251 (first_referenced_var): Remove.
13252 (end_referenced_vars_p): Likewise.
13253 (next_referenced_var): Likewise.
13254 (referenced_var_iterator_set): New helper function.
13255 * tree-dfa.c (referenced_var_lookup): Adjust.
13256 (referenced_var_check_and_insert): Likewise.
13257 (remove_referenced_var): Likewise.
13258 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13259 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13260 (verify_call_clobbering): Likewise.
13261 (verify_memory_partitions): Likewise.
13262 (init_tree_ssa): Allocate bitmap instead of hashtable for
13264 (delete_tree_ssa): Adjust.
13265 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13266 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13267 (compute_tag_properties): Likewise.
13268 (set_initial_properties): Likewise.
13269 (find_partition_for): Likewise.
13270 (update_reference_counts): Likewise.
13271 (dump_may_aliases_for): Likewise.
13272 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13273 (add_call_clobber_ops): Likewise.
13274 (add_call_read_ops): Likewise.
13275 (get_asm_expr_operands): Likewise.
13276 * tree-into-ssa.c (dump_decl_set): Likewise.
13277 (update_ssa): Likewise.
13278 * tree-sra.c (scan_function): Likewise.
13279 (decide_instantiations): Likewise.
13280 (scalarize_parms): Likewise.
13281 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13282 (dsa_named_for): Likewise.
13283 * tree-ssa-structalias.c (update_alias_info): Likewise.
13284 (merge_smts_into): Likewise.
13286 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13289 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
13290 * c-opts.c (c_common_handle_option): Wall enables
13291 Wvolatile-register-var.
13292 * common.opt: Move Wvolatile-register-var to...
13295 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13297 * common.opt (Wlarger-than=): New.
13298 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
13300 * opts.c (common_handle_option): Handle -Wlarger-than=.
13301 * optc-gen.awk: Likewise.
13302 * opth-gen.awk: Likewise.
13303 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
13304 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13306 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13308 * c-common.c (match_case_to_enum_1): Add appropriate
13309 OPT_W* parameter to warning.
13310 (c_do_switch_warnings): Likewise.
13311 * c-typeck.c (warning_init): Add one more parameter following
13312 'warning' function.
13313 (push_init_level): Update call to warning_init.
13314 (pop_init_level): Likewise.
13315 (add_pending_init): Likewise.
13316 (output_init_element: Likewise.
13318 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13321 * toplev.c (toplev_main): If there are warnings or error, print
13322 errors for ignored options.
13323 * opts.c (ignored_options): New static variable.
13324 (postpone_unknown_option_error): New.
13325 (print_ignored_options): New.
13326 (handle_option): Postpone errors for unknown -Wno-* options.
13327 * opts.h (print_ignored_options): Declare.
13329 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
13331 * config/mips/mips.md (loadgp_blockage, blockage): Change type
13334 2008-02-25 Richard Guenther <rguenther@suse.de>
13337 2008-02-25 Richard Guenther <rguenther@suse.de>
13339 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13340 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13341 (lookup_decl_from_uid): Declare.
13342 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13343 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13344 (decl_for_uid_map): New global hashtable mapping DECL_UID
13346 (init_ttree): Allocate it.
13347 (insert_decl_to_uid_decl_map): New helper function.
13348 (make_node_stat): Insert new decls into the map.
13349 (copy_node_stat): Likewise.
13350 (lookup_decl_from_uid): New function.
13351 (print_decl_for_uid_map_statistics): New helper.
13352 (dump_tree_statistics): Call it.
13354 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13355 (referenced_var_iterator): Adjust.
13356 (FOR_EACH_REFERENCED_VAR): Adjust.
13357 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13358 (num_referenced_vars): Adjust.
13359 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13360 (first_referenced_var): Remove.
13361 (end_referenced_vars_p): Likewise.
13362 (next_referenced_var): Likewise.
13363 (referenced_var_iterator_set): New helper function.
13364 * tree-dfa.c (referenced_var_lookup): Adjust.
13365 (referenced_var_check_and_insert): Likewise.
13366 (remove_referenced_var): Likewise.
13367 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13368 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13369 (verify_call_clobbering): Likewise.
13370 (verify_memory_partitions): Likewise.
13371 (init_tree_ssa): Allocate bitmap instead of hashtable for
13373 (delete_tree_ssa): Adjust.
13374 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13375 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13376 (compute_tag_properties): Likewise.
13377 (set_initial_properties): Likewise.
13378 (find_partition_for): Likewise.
13379 (update_reference_counts): Likewise.
13380 (dump_may_aliases_for): Likewise.
13381 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13382 (add_call_clobber_ops): Likewise.
13383 (add_call_read_ops): Likewise.
13384 (get_asm_expr_operands): Likewise.
13385 * tree-into-ssa.c (dump_decl_set): Likewise.
13386 (update_ssa): Likewise.
13387 * tree-sra.c (scan_function): Likewise.
13388 (decide_instantiations): Likewise.
13389 (scalarize_parms): Likewise.
13390 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13391 (dsa_named_for): Likewise.
13392 * tree-ssa-structalias.c (update_alias_info): Likewise.
13393 (merge_smts_into): Likewise.
13395 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
13398 * doc/invoke.texi (-fcx-limited-range): Document new option.
13399 * toplev.c (process_options): Handle -fcx-fortran-rules.
13400 * common.opt: Add documentation for -fcx-fortran-rules.
13402 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
13405 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
13406 actual behaviour and C99.
13408 2008-02-26 Ben Elliston <bje@au.ibm.com>
13410 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
13411 (ASM_CPU_POWER6_SPEC): Likewise.
13412 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
13413 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
13414 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
13416 2008-02-25 Richard Guenther <rguenther@suse.de>
13418 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13419 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13420 (lookup_decl_from_uid): Declare.
13421 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13422 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13423 (decl_for_uid_map): New global hashtable mapping DECL_UID
13425 (init_ttree): Allocate it.
13426 (insert_decl_to_uid_decl_map): New helper function.
13427 (make_node_stat): Insert new decls into the map.
13428 (copy_node_stat): Likewise.
13429 (lookup_decl_from_uid): New function.
13430 (print_decl_for_uid_map_statistics): New helper.
13431 (dump_tree_statistics): Call it.
13433 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13434 (referenced_var_iterator): Adjust.
13435 (FOR_EACH_REFERENCED_VAR): Adjust.
13436 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13437 (num_referenced_vars): Adjust.
13438 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13439 (first_referenced_var): Remove.
13440 (end_referenced_vars_p): Likewise.
13441 (next_referenced_var): Likewise.
13442 (referenced_var_iterator_set): New helper function.
13443 * tree-dfa.c (referenced_var_lookup): Adjust.
13444 (referenced_var_check_and_insert): Likewise.
13445 (remove_referenced_var): Likewise.
13446 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13447 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13448 (verify_call_clobbering): Likewise.
13449 (verify_memory_partitions): Likewise.
13450 (init_tree_ssa): Allocate bitmap instead of hashtable for
13452 (delete_tree_ssa): Adjust.
13453 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13454 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13455 (compute_tag_properties): Likewise.
13456 (set_initial_properties): Likewise.
13457 (find_partition_for): Likewise.
13458 (update_reference_counts): Likewise.
13459 (dump_may_aliases_for): Likewise.
13460 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13461 (add_call_clobber_ops): Likewise.
13462 (add_call_read_ops): Likewise.
13463 (get_asm_expr_operands): Likewise.
13464 * tree-into-ssa.c (dump_decl_set): Likewise.
13465 (update_ssa): Likewise.
13466 * tree-sra.c (scan_function): Likewise.
13467 (decide_instantiations): Likewise.
13468 (scalarize_parms): Likewise.
13469 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13470 (dsa_named_for): Likewise.
13471 * tree-ssa-structalias.c (update_alias_info): Likewise.
13472 (merge_smts_into): Likewise.
13474 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
13477 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
13478 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
13479 * alias.h (nonoverlapping_memrefs_p): Likewise.
13481 2008-02-25 Jan Beulich <jbeulich@novell.com>
13483 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
13484 * config/i386/netware-libgcc.exp: Add __bswap?i2,
13485 __emultls_get_address, __emultls_register_common,
13486 __floatundi?f, and _Unwind_GetIPInfo.
13487 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
13488 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
13489 (gen_regparm_prefix): Likewise.
13490 (i386_nlm_encode_section_info): Sync with
13491 config/i386/winnt.c:i386_pe_encode_section_info().
13492 (i386_nlm_maybe_mangle_decl_assembler_name): New.
13493 i386_nlm_mangle_decl_assembler_name): New.
13494 (netware_override_options): New.
13495 * config/i386/netware.h (netware_override_options): Declare.
13496 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
13497 (i386_nlm_mangle_decl_assembler_name): Declare.
13498 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
13500 2008-02-25 Ben Elliston <bje@au.ibm.com>
13503 * c-decl.c (grokdeclarator): Remove unused local variables
13504 `typedef_type' and `type_as_written'.
13506 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
13507 unused local variable `has_hot_blocks'.
13508 (fix_crossing_conditional_branches): Remove unused local variable
13511 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
13513 PR middle-end/19984
13514 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
13515 using DEF_C99_BUILTIN.
13516 (BUILT_IN_NANF): Ditto.
13517 (BUILT_IN_NANL): Ditto.
13519 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
13520 Revital Eres <eres@il.ibm.com>
13522 * modulo-sched.c (calculate_must_precede_follow): Address TODO
13523 regarding the order of two dependent insns in the same row.
13525 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
13527 * stor-layout.c (layout_decl): Do not bump the alignment of a
13528 bit-field to more than byte alignment if it is packed.
13530 2008-02-24 David Edelsohn <edelsohn@gnu.org>
13532 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
13535 2008-02-24 Diego Novillo <dnovillo@google.com>
13537 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
13540 * tree-vrp.c (vrp_evaluate_conditional): With
13541 -Wtype-limits, emit a warning when comparing against a
13542 constant outside the natural range of OP0's type.
13543 * c.opt (Wtype-limits): Move ...
13544 * common.opt (Wtype-limits): ... here.
13546 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
13548 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
13549 * config/rs6000/e300c2c3.md: New file.
13550 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13552 (rs6000_override_options): Add e300c2 and e300c3 cases to
13553 processor_target_table. Do not allow usage of Altivec or Spe
13554 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
13555 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
13556 * config/rs6000/rs6000.h (processor_type): Add
13557 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
13558 (ASM_CPU_SPEC): Add e300c2 and e300c3.
13559 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
13560 and ppce300c3. Include e300c2c3.md.
13562 2008-02-23 David Edelsohn <edelsohn@gnu.org>
13564 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
13565 instead of TARGET_STRICT_ALIGN.
13567 2008-02-23 Joseph Myers <joseph@codesourcery.com>
13569 * explow.c (memory_address): Assert that the generated address is
13572 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13575 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
13576 * config/darwin-ppc-ldouble-patch.def: New file.
13577 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
13578 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
13579 SUBTARGET_INIT_BUILTINS if defined.
13580 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
13583 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
13586 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
13587 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
13589 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
13592 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
13593 file" warning condtional on -Winvalid-PCH.
13595 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
13597 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
13599 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
13603 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
13604 prevent reload from using MMX registers.
13605 (*mov<mode>_internal): Ditto.
13606 (*movv2sf_internal_rex64): Ditto.
13607 (*movv2sf_internal): Ditto.
13609 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13611 PR documentation/31569
13612 * doc/install.texi2html: Use makeinfo --no-number-sections.
13614 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
13616 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
13617 ensure that we can address an entire entity > 8 bytes. Don't
13618 generate reg+reg addressing for such data.
13620 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
13622 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
13623 strings when optimizing for size, unless the target cares about
13626 2008-02-22 Tom Tromey <tromey@redhat.com>
13628 * regclass.c (current_pass): Remove declaration.
13630 2008-02-22 Anatoly Sokolov <aesok@post.ru>
13632 * config/avr/libgcc.S (__RAMPZ__): Define.
13633 (__do_copy_data): Add for devices with 128KB code memory.
13635 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
13637 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13639 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
13641 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
13643 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
13646 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13649 * c-typeck.c (build_binary_op): Warn about floating point
13650 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
13652 2008-02-21 Janis Johnson <janis187@us.ibm.com>
13655 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
13656 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
13658 (rs6000_override_options): Set altivec_abi as default, not override,
13659 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
13660 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
13661 is used; use new member spe_abi.
13662 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
13663 spe_abi and altivec_abi.
13665 2008-02-22 Tomas Bily <tbily@suse.cz>
13667 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
13669 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13672 * config.build (build_file_translate): Set to `CMD //c' only if
13674 * Makefile.in (build_file_translate): Improve comment.
13676 2008-02-21 Jan Hubicka <jh@suse.cz>
13678 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
13679 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
13680 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
13682 2008-02-21 Michael Matz <matz@suse.de>
13685 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
13687 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
13689 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
13690 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
13691 as insn constraint.
13692 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
13693 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
13694 SSE_VEC_FLOAT_MODE_P as insn constraint.
13695 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
13696 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
13697 sse4a_movntdf using MODEF mode iterator.
13698 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
13699 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
13700 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
13701 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
13702 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
13703 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
13704 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
13706 2008-02-21 Richard Guenther <rguenther@suse.de>
13708 * tree.def (PAREN_EXPR): New tree code.
13709 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
13711 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
13712 * expr.c (expand_expr_real_1): Likewise.
13713 * tree-inline.c (estimate_num_insns_1): Likewise.
13714 * tree-complex.c (expand_complex_move): Likewise.
13715 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
13718 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
13721 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
13723 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
13726 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
13728 * config/sh/sh.c (find_barrier): Don't go past
13729 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
13731 2008-02-20 DJ Delorie <dj@redhat.com>
13733 * config/h8300/h8300.md (insv): Force source operand to be a register.
13735 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
13736 as a jump, not as a plain insn.
13738 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
13740 * doc/invoke.texi (Warning Options): Add new option
13741 -Wframe-larger-than=.
13742 (-Wframe-larger-than): Document.
13744 * flags.h (warn_frame_larger_than, frame_larger_than_size):
13745 Add declarations for new option variables.
13747 * final.c (final_start_function): Check the frame size
13748 before emission and issue a Wframe-larger-than warning.
13750 * opts.c (warn_frame_larger_than, frame_larger_than_size):
13751 Add definitions for new option variables.
13752 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
13754 * common.opt (Wframe-larger-than=): New option.
13756 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
13758 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
13759 (<sse>_div<mode>3): Ditto.
13760 (<sse>_vmdiv<mode>3): Ditto.
13761 (<sse>_vmsqrt<mode>2): Ditto.
13762 (*smax<mode>3): Ditto.
13763 (sse5_frcz<mode>2): Ditto.
13764 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
13765 as insn constraint.
13767 2008-02-20 Richard Guenther <rguenther@suse.de>
13769 PR middle-end/35265
13770 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
13771 be happy with INTEGRAL_TYPE_P.
13773 2008-02-20 Richard Guenther <rguenther@suse.de>
13775 * fold-const.c (split_tree): Associate floatig-point expressions
13776 if flag_associative_math is set.
13778 2008-02-20 Richard Guenther <rguenther@suse.de>
13780 * tree.h (fold_real_zero_addition_p): Declare.
13781 * fold-const.c (fold_real_zero_addition_p): Export.
13782 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
13783 floating-point operations with zero and one.
13785 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
13787 * doc/install.texi: Correct references to CFLAGS, replacing them
13788 with BOOT_CFLAGS. Document flags used during bootstrap for
13791 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
13793 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
13794 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
13795 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
13797 (smin<mode>3): Ditto from similar patterns.
13798 (smax<mode>3): Ditto.
13799 (*ieee_smin<mode>3): Ditto.
13800 (*ieee_smax<mode>3): Ditto.
13801 * config/i386/sse.md (sse): New mode attribute.
13802 (mov<mode>): Macroize expander from movv4sf and movv2df using
13803 SSEMODEF2P mode iterator.
13804 (<sse>_movnt<mode>): Ditto from similar patterns. Use
13805 SSE_VEC_FLOAT_MODE_P as insn constraint.
13806 (storent<mode>): Ditto.
13807 (storent<mode>): Macroize expander from storentsf and storentdf using
13808 MODEF mode iterator.
13809 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
13810 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
13811 (abs<mode>2): Ditto from similar patterns.
13812 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
13813 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
13814 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
13815 (<sse>_vmsqrt<mode>2): Ditto.
13816 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
13817 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
13818 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
13819 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
13820 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
13821 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
13822 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
13824 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
13825 iterator and SSE_FLOAT_MODE_P as insn constraint.
13826 (<sse>_ucomi): Ditto from similar patterns.
13827 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
13828 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
13829 SSE_VEC_FLOAT_MODE_P as insn constraint.
13830 (vcond<mode>): Ditto from similar patterns.
13831 (and<mode>3, *and<mode>3): Ditto.
13832 (<sse>_nand<mode>3): Ditto.
13833 (ior<mode>3, *ior<mode>3): Ditto.
13834 (xor<mode>3, *xor<mode>3): Ditto.
13835 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
13836 iterator and SSE_FLOAT_MODE_P as insn constraint.
13837 (*nand<mode>3): Ditto from similar patterns.
13838 (*ior<mode>3): Ditto.
13839 (*xor<mode>3): Ditto.
13841 2008-02-20 Ira Rosen <irar@il.ibm.com>
13843 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
13844 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
13845 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
13847 2008-02-19 Jan Hubicka <jh@suse.cz>
13849 * predict.c (tree_bb_level_predictions): Remove variable next
13850 mistakely introduced by previous commit.
13852 2008-02-19 Jan Hubicka <jh@suse.cz>
13854 * predict.c (predict_paths_leading_to): Rewrite.
13855 (predict_paths_for_bb): New.
13856 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
13858 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13861 * Makefile.in (build_file_translate): New.
13862 (gcc-vers.texi): Use it for translating $(abs_srcdir).
13863 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
13864 * configure.ac (build_file_translate): Substitute it.
13865 * configure: Regenerate.
13867 2008-02-19 Jan Hubicka <jh@suse.cz>
13869 PR rtl-optimization/34408
13870 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
13873 2008-02-19 Jan Hubicka <jh@suse.cz>
13875 PR middle-end/28779
13876 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
13879 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
13882 * config/i386/i386-modes.def: Revert the last DI alignment
13883 change until Ada people can look into it.
13885 2008-02-19 Nick Clifton <nickc@redhat.com>
13887 * opts.c (print_specific_help): Fix typo in --help text.
13889 2008-02-19 Jakub Jelinek <jakub@redhat.com>
13892 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
13893 32-bit inline asm without asm alternatives for host GCC < 3.0.
13895 2008-02-19 Richard Guenther <rguenther@suse.de>
13897 PR tree-optimization/34989
13898 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
13899 Allow propagation to INDIRECT_REF if we can simplify only.
13901 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13903 * c-common.c (warn_for_collisions_1): Use appropriate option when
13906 2008-02-19 Nick Clifton <nickc@redhat.com>
13909 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
13910 (handle_options): Fix indentation.
13911 (print_filtered_help): If no language-specific options were
13912 displayed tell the user how to list all the options supported by
13913 the language's front-end.
13914 (print_specific_help): Fix indentation and remove duplicate line.
13915 (common_handle_option): Handle the -v option.
13916 For --help enable the display of undocumented options if the -v
13917 switch has been included on the command line.
13918 For --help= check for overlaps in the arguments between the option
13919 classes and the language names and issue a warning when they
13920 cannot be disambiguated.
13921 * c.opt (v): Pass on to the common option handler.
13923 2008-02-19 Revital Eres <eres@il.ibm.com>
13925 * modulo-sched.c (sms_schedule): Change dump message when
13926 create_ddg function fails.
13927 (try_scheduling_node_in_cycle): Rename row to cycle.
13928 (print_partial_schedule): Rename CYCLE to ROW.
13930 2008-02-19 Christian Bruel <christian.bruel@st.com>
13931 Zdenek Dvorak <ook@ucw.cz>
13933 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
13935 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
13938 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
13939 (*x86_movdicc_0_m1_se): Ditto.
13941 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
13943 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
13944 (CMPtype): Define as __gcc_CMPtype.
13945 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
13946 (CMPtype): Define as __gcc_CMPtype.
13948 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
13950 Support valgrind 3.3 for --enable-checking=valgrind.
13951 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
13953 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
13954 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
13955 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
13956 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
13957 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
13958 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
13959 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
13961 * ggc-zone.c: Similar.
13962 * ggc-page.c: Similar.
13964 2008-02-19 Paul Brook <paul@codesourcery.com>
13967 * config/arm/ieee754-df.S: Fix do_it typo.
13968 * config/arm/ieee754-sf.S: Fix do_it typo.
13970 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
13973 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
13974 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
13975 (OPTION_MASK_ISA_SSE_SET): Likewise.
13976 (OPTION_MASK_ISA_SSE2_SET): Likewise.
13977 (OPTION_MASK_ISA_SSE3_SET): Likewise.
13978 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
13979 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
13980 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
13981 (OPTION_MASK_ISA_SSE4_SET): Likewise.
13982 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
13983 (OPTION_MASK_ISA_SSE5_SET): Likewise.
13984 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
13985 (OPTION_MASK_ISA_MMX_UNSET): Updated.
13986 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
13987 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13988 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13989 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13990 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13991 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13992 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13993 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
13994 (OPTION_MASK_ISA_SSE4): Removed.
13995 (ix86_handle_option): Turn on bits in ix86_isa_flags and
13996 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
13997 (override_options): Don't turn on implied SSE/MMX bits in
14000 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14002 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14005 2008-02-18 Joey Ye <joey.ye@intel.com>
14007 PR middle-end/34921
14008 * tree-nested.c (insert_field_into_struct): Set type alignment
14009 to field alignment if the former is less than the latter.
14011 2008-02-18 Jakub Jelinek <jakub@redhat.com>
14013 * BASE-VER: Set to 4.4.0.
14015 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14017 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
14018 * doc/cfg.texi: Likewise.
14019 * doc/extend.texi: Likewise.
14020 * doc/gty.texi: Likewise.
14021 * doc/invoke.texi: Likewise.
14022 * doc/loop.texi: Likewise.
14023 * doc/md.texi: Likewise.
14024 * doc/passes.texi: Likewise.
14025 * doc/rtl.texi: Likewise.
14026 * doc/sourcebuild.texi: Likewise.
14027 * doc/tm.texi: Likewise.
14028 * doc/tree-ssa.texi: Likewise.
14030 2008-02-17 Richard Guenther <rguenther@suse.de>
14032 PR middle-end/35227
14033 * tree-complex.c (init_parameter_lattice_values): Handle parameters
14034 without default definition.
14036 2008-02-17 Richard Guenther <rguenther@suse.de>
14038 PR tree-optimization/35231
14039 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
14042 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
14045 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14046 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14047 libgcc_cmp_return mode.
14049 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14052 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
14054 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
14056 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
14059 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14061 * doc/c-tree.texi: Use `@.' where appropriate.
14062 * doc/extend.texi: Likewise.
14063 * doc/install.texi: Likewise.
14064 * doc/invoke.texi: Likewise.
14065 * doc/loop.texi: Likewise.
14066 * doc/makefile.texi: Likewise.
14067 * doc/md.texi: Likewise.
14068 * doc/passes.texi: Likewise.
14069 * doc/standards.texi: Likewise.
14070 * doc/tm.texi: Likewise.
14072 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14074 PR middle-end/35196
14075 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
14077 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
14078 rather than in entry_bb.
14080 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14082 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14083 libgcc_cmp_return mode.
14085 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14087 PR middle-end/35130
14088 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
14089 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
14091 2008-02-15 Richard Guenther <rguenther@suse.de>
14092 Zdenek Dvorak <ook@ucw.cz>
14094 PR tree-optimization/35164
14095 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
14096 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
14097 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14098 Only propagate addresses which do not have abnormal SSA_NAMEs
14101 2008-02-15 Joseph Myers <joseph@codesourcery.com>
14104 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
14106 2008-02-15 Jan Hubicka <jh@suse.cz>
14108 PR middle-end/35149
14109 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
14111 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14113 PR middle-end/34621
14114 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
14115 when calculating alignment_pad.
14117 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14119 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
14120 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
14121 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
14122 and STACK_BOUNDARY define.
14124 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
14126 PR preprocessor/35061
14127 * c-pragma.c (handle_pragma_pop_macro): Check that
14128 pushed_macro_table has been allocated.
14130 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
14132 PR middle-end/35136
14133 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
14134 (force_gimple_operand): Likewise.
14135 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
14136 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
14137 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
14138 (find_interesting_uses_address): Check addressability and alignment
14139 of the base expression only after substituting bases of IVs into it.
14141 2008-02-14 Michael Matz <matz@suse.de>
14144 * function.c (instantiate_virtual_regs_in_insn): Reload address
14145 before falling back to reloading the whole operand.
14147 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
14149 * config/s390/s390.c (s390_mainpool_start): Emit the pool
14150 before the first section switch note.
14152 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14154 * doc/bugreport.texi: Update copyright years.
14155 * doc/c-tree.texi: Likewise.
14156 * doc/cfg.texi: Likewise.
14157 * doc/cpp.texi: Likewise.
14158 * doc/cppinternals.texi: Likewise.
14159 * doc/fragments.texi: Likewise.
14160 * doc/frontends.texi: Likewise.
14161 * doc/gcc.texi: Likewise.
14162 * doc/gty.texi: Likewise.
14163 * doc/hostconfig.texi: Likewise.
14164 * doc/implement-c.texi: Likewise.
14165 * doc/libgcc.texi: Likewise.
14166 * doc/loop.texi: Likewise.
14167 * doc/makefile.texi: Likewise.
14168 * doc/options.texi: Likewise.
14169 * doc/passes.texi: Likewise.
14170 * doc/rtl.texi: Likewise.
14171 * doc/sourcebuild.texi: Likewise.
14172 * doc/standards.texi: Likewise.
14173 * doc/tree-ssa.texi: Likewise.
14174 * doc/trouble.texi: Likewise.
14176 * doc/extend.texi: Use @: or add comma where appropriate.
14177 * doc/invoke.texi: Likewise.
14178 * doc/tm.texi: Likewise.
14180 2008-02-14 Alan Modra <amodra@bigpond.net.au>
14183 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
14186 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
14188 * doc/md.texi (clz, ctz): Add reference.
14189 * doc/rtl.texi (clz, ctz): Likewise.
14191 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14194 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
14197 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
14199 * config/s390/s390.c (struct constant_pool): New field
14200 emit_pool_after added.
14201 (s390_mainpool_start): Set the emit_pool_after flag according
14202 to the section switch notes.
14203 (s390_mainpool_finish): Consider emit_pool_after when emitting
14204 the literal pool at the end of the function.
14205 (s390_chunkify_start): Force literal pool splits at section
14208 2008-02-13 Michael Matz <matz@suse.de>
14211 * var-tracking.c (clobber_variable_part): Correctly traverse the
14214 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14217 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
14218 Add -fdump-ipa-inline.
14219 * tree-dump.c (dump_files): Remove tree-inlined dump.
14220 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
14222 2008-02-12 Richard Guenther <rguenther@suse.de>
14224 PR tree-optimization/35171
14225 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
14228 2008-02-12 Richard Guenther <rguenther@suse.de>
14230 PR middle-end/35163
14231 * fold-const.c (fold_widened_comparison): Use get_unwidened in
14232 value-preserving mode. Disallow final truncation.
14234 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
14236 PR middle-end/35136
14237 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
14238 code from here to...
14239 (force_gimple_operand): ...here.
14241 2008-02-12 Jakub Jelinek <jakub@redhat.com>
14244 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
14245 non-compatible pointers.
14246 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
14247 different FIELD_DECLs, try harder by comparing field offsets, sizes
14250 PR inline-asm/35160
14251 * function.c (match_asm_constraints_1): Don't replace the same input
14254 2008-02-12 Anatoly Sokolov <aesok@post.ru>
14256 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
14257 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
14258 (expand_epilogue): Restore RAMPZ register.
14259 * config/avr/avr.md (RAMPZ_ADDR): New constant.
14261 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
14263 * config/i386/cygwin.asm: (__alloca): Correct calling
14264 convention and alignment.
14265 (__chkstk): Force 8 byte stack alignment.
14267 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
14268 Richard Guenther <rguenther@suse.de>
14270 PR tree-optimization/33992
14271 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
14272 the zero we compare against.
14274 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
14276 PR libfortran/35063
14277 * gthr-win32.h (__gthread_mutex_destroy_function): New function
14278 to CloseHandle after unlocking to prevent accumulation of handle
14281 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14283 PR middle_end/34150
14284 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
14285 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
14286 and update LABEL_NUSES during and after reload.
14288 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
14290 PR middle-end/34627
14291 * combine.c (simplify_if_then_else): Make sure the comparison is
14292 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
14294 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
14297 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
14298 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
14299 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
14300 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
14301 * tree.h (get_type_static_bounds): Likewise.
14303 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14305 * doc/invoke.texi (Option Summary, C++ Dialect Options)
14306 (Objective-C and Objective-C++ Dialect Options, Warning Options):
14307 Make -Wfoo language annotations match what the compiler outputs.
14309 2008-02-08 Sa Liu <saliu@de.ibm.com>
14311 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
14312 intrinsics spu_convts, spu_convtu, spu_convtf.
14314 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
14316 * doc/extend.texi (Function Attributes) <noinline>: Mention
14317 asm ("") as method to keep calls.
14319 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14322 * doc/options.texi (Options): Replace references to opts.sh with
14324 * opts-common.c: Likewise.
14325 * optc-gen.awk: Likewise.
14327 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
14329 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
14331 2008-02-07 Richard Henderson <rth@redhat.com>
14334 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
14335 EXPR_LIST for the REG_EQUAL instead of a comparison with a
14338 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
14340 PR tree-optimization/35085
14341 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
14342 for operand entry oe2 in addition to operand entry oe3 in order to
14343 expose more opportunities for vectorizer sum reduction.
14345 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14348 * Makefile.in (LIBS): Remove $(GMPLIBS).
14349 (cc1-dummy, cc1): Add $(GMPLIBS).
14351 2008-02-06 Jan Hubicka <jh@suse.cz>
14354 * i386.md (moddf_integer): Do not produce partial memory stalls for
14355 targets where it hurts.
14357 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
14360 * optabs.c (expand_float): Do not check for decimal modes when
14361 expanding unsigned integer through signed conversion.
14363 2008-02-06 Nick Clifton <nickc@redhat.com>
14365 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
14366 inside the clobber with a match_operand and duplicated operand
14367 number in the constraint.
14368 (ineqbranchsi): Delete redundant comment.
14370 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
14372 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
14373 builtin_define ("__USE_INIT_FINI__").
14374 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
14376 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
14378 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14380 PR documentation/30330
14381 * doc/invoke.texi (C++ Dialect Options)
14382 (Objective-C and Objective-C++ Dialect Options, Warning Options):
14383 For each warning option -Wfoo that allows -Wno-foo, ensure both
14384 -Wfoo and -Wno-foo are listed in the option index. Fix index
14385 entry of -Wswitch-default, index -Wnormalized= including the
14386 `=', and -Wlarger-than-@var{len} including @var{len}.
14388 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
14390 * config/i386/i386.md (floatunssisf2): Use
14391 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
14392 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
14393 Macroize expander using MODEF mode iterator.
14395 2008-02-05 Diego Novillo <dnovillo@google.com>
14397 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
14400 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
14402 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14405 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
14407 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
14410 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
14411 to indicate if a message should be generated.
14412 (init_cumulative_args): Updated.
14413 (function_value_32): Likewise.
14415 2008-02-05 Joseph Myers <joseph@codesourcery.com>
14417 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
14419 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
14422 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
14423 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
14425 2008-02-04 Diego Novillo <dnovillo@google.com>
14427 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
14430 * tree-vrp.c (vrp_evaluate_conditional): With
14431 -Wtype-limits, emit a warning when comparing against a
14432 constant outside the natural range of OP0's type.
14434 2008-02-04 Richard Guenther <rguenther@suse.de>
14436 PR middle-end/33631
14437 * expr.c (count_type_elements): Give for unions instead of
14440 2008-02-04 Richard Guenther <rguenther@suse.de>
14442 PR middle-end/35043
14443 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
14444 to TYPE_DOMAINs base type instead of using bitsizetype here.
14446 2008-02-03 Jason Merrill <jason@redhat.com>
14448 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
14450 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14453 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
14454 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
14455 (RS/6000 and PowerPC Options): Fix typos and markup.
14456 * doc/passes.texi (Tree-SSA passes): Likewise.
14458 2008-02-02 Michael Matz <matz@suse.de>
14461 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
14462 from record_last_reg_set_info.
14463 (record_last_reg_set_info): Take an RTX argument, iterate over all
14464 constituent hardregs.
14465 (record_last_set_info, record_opr_changes): Change calls to
14466 new signature or to record_last_reg_set_info_regno.
14468 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
14470 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
14472 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
14474 PR rtl-optimization/34773
14475 * reg-notes.def (EQUAL): Mention significance of combination of
14476 REG_EQUAL and REG_RETVAL.
14477 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
14478 insn that has a REG_RETVAL.
14480 2008-02-01 Roger Sayle <roger@eyesopen.com>
14483 * configure.ac (--enable-fixed-point): Disable unless explicitly
14485 * configure: Regenerate.
14487 2008-02-01 Richard Guenther <rguenther@suse.de>
14490 * invoke.texi (-finline-limit): Remove no longer true parts
14491 of the documentation. Note that there is no default value.
14493 2008-02-01 Andrew Pinski <pinskia@gmail.com>
14494 Mark Mitchell <mark@codesourcery.com>
14495 Ben Elliston <bje@au.ibm.com>
14498 * doc/extend.texi (Other Builtins): Document.
14500 2008-01-31 Tom Browder <tom.browder@gmail.com>
14502 * doc/c-tree.texi (Types): Fix grammar.
14503 (Expression trees): Ditto.
14504 * doc/passes.texi (Tree-SSA passes): Ditto.
14506 * doc/configterms.texi (Configure Terms): Fix typo.
14507 * doc/cpp.texi (Common Predefined Macros): Ditto.
14508 * doc/md.texi (Machine Constraints): Ditto.
14510 * doc/makefile.texi (Makefile): Add comma.
14512 2008-01-31 Tom Browder <tom.browder@gmail.com>
14513 Gerald Pfeifer <gerald@pfeifer.com>
14515 * doc/sourcebuild.texi (Front End): Remove references to CVS
14516 and CVSROOT/modules.
14517 (Texinfo Manuals): Replace reference to CVS by one to SVN.
14518 (Back End): Remove reference to CVS.
14520 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
14523 * config/mips/mips.c (gen_load_const_gp): New function, taking a
14525 (mips16_gp_pseudo_reg): ...here.
14526 * config/mips/mips.md (load_const_gp): Replace with...
14527 (load_const_gp_<mode>): ...this :P-based insn.
14529 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14531 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
14532 options. Minor fixes.
14533 (-std): Move reference to standards closer to where language
14534 standards are first mentioned.
14536 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
14538 PR rtl-optimization/34995
14539 * reload.c (alternative_allows_const_pool_ref): Take an rtx
14540 parameter and return a bool. If the rtx parameter is nonnull,
14541 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
14542 (find_reloads): Update call accordingly. Pass the new operand
14543 if it needed no address reloads, otherwise pass null.
14545 2008-01-30 Richard Henderson <rth@redhat.com>
14548 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
14549 for unbounded arrays.
14551 2008-01-30 Silvius Rus <rus@google.com>
14553 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
14555 2008-01-30 Jan Hubicka <jh@suse.cz>
14558 * i386.c (init_cumulative_args): Use real function declaration when
14561 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
14563 PR rtl-optimization/34998
14564 * global.c (build_insn_chain): Treat non-subreg_lowpart
14565 SUBREGs of pseudos as clobbering all the words covered by the
14566 SUBREG, not just all the bytes.
14567 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
14568 original df_ref rather than an extract parameter.
14569 (global_conflicts): Update call accordingly.
14571 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
14573 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
14574 the overflow check to make it easier to read.
14575 (__fixtfdi): Change the type of the ll member in union
14576 long_double to UDItype_x.
14578 2008-01-30 Jakub Jelinek <jakub@redhat.com>
14580 PR middle-end/34969
14581 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
14582 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
14583 * tree-inline.c (fold_marked_statements): Call
14584 cgraph_update_edges_for_call_stmt if folding a call statement.
14585 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
14586 debug_generic_stmt calls, reset it back afterwards.
14589 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
14591 * c-typeck.c (build_external_ref): Don't pedwarn about
14592 static vars in current function's scope.
14594 2008-01-29 Joseph Myers <joseph@codesourcery.com>
14596 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
14598 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
14601 * ipa-struct-reorg.c: Fix spelling.
14602 * params.def: Ditto.
14604 2008-01-29 Richard Guenther <rguenther@suse.de>
14606 PR middle-end/35006
14607 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
14609 * tree-inline.c (remap_type): Increment remapping_type_depth
14610 around remapping types.
14611 (copy_body_r): Only add referenced variables if they are referenced
14612 from code, not types.
14614 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
14625 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
14626 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
14628 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
14631 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
14632 pointer for tiny stack.
14634 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
14636 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
14638 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
14640 * config/vx-common.h: Fix typo in comment.
14642 2008-01-28 Ian Lance Taylor <iant@google.com>
14646 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
14647 coalesce pointers if they have different DECL_NO_TBAA_P values.
14648 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
14649 between variables with different DECL_NO_TBAA_P values.
14651 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
14654 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
14655 are not legitimate small data references on SPE targets.
14657 2008-01-28 David Daney <ddaney@avtrex.com>
14659 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
14661 2008-01-28 David Daney <ddaney@avtrex.com>
14663 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
14665 2008-01-27 Joseph Myers <joseph@codesourcery.com>
14667 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
14668 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
14669 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
14670 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
14671 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14672 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
14673 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
14674 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
14676 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
14678 * basic-block.h (condjump_equiv_p): Fix comment.
14680 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
14682 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
14683 print_generic_stmt_indented): Fix comment.
14685 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
14687 * configure.ac (__stack_chk_fail): Add detecion for availability
14688 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
14689 * configure: Regenerate.
14691 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
14693 PR middle-end/34688
14694 * final.c (output_addr_const): Handle TRUNCATE.
14696 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
14699 * tree-ssa-loop-ivopts.c (comp_cost): New type.
14700 (zero_cost, infinite_cost): New constants.
14701 (struct cost_pair): Change type of cost to comp_cost.
14702 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
14703 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
14705 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
14706 split_address_cost, ptr_difference_cost, difference_cost,
14707 get_computation_cost_at, get_computation_cost,
14708 determine_use_iv_cost_generic, determine_use_iv_cost_address,
14709 determine_use_iv_cost_condition, determine_use_iv_costs,
14710 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
14711 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
14712 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
14713 Change type of cost to comp_cost.
14714 (determine_iv_cost): Increase cost of non-original ivs, instead
14715 of decreasing the cost of original ones.
14716 (get_address_cost): Indicate the complexity of the addressing mode
14718 (try_add_cand_for): Prefer using ivs not specific to some object.
14719 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
14721 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
14722 Janis Johnson <janis187@us.ibm.com>
14725 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
14726 (TARGET_INSTANTIATE_DECLS): Likewise.
14727 * target.h (expand_to_rtl_hook): New target hook.
14728 (instantiate_decls): Likewise.
14729 * function.c (instantiate_decl): Make non-static. Rename to...
14730 (instantiate_decl_rtl): ... this.
14731 (instantiate_expr): Use instantiate_decl_rtl.
14732 (instantiate_decls_1): Likewise.
14733 (instantiate_decls): Likewise.
14734 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
14735 * function.h (instantiate_decl_rtl): Add prototype.
14736 * cfgexpand.c (target.h): New include.
14737 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
14738 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
14739 (TARGET_INSTANTIATE_DECLS): Likewise.
14740 (TARGET_INITIALIZER): New target hooks added.
14741 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
14743 * config/rs6000/rs6000.c (tree-flow.h): New include.
14744 (machine_function): Add sdmode_stack_slot field.
14745 (rs6000_alloc_sdmode_stack_slot): New function.
14746 (rs6000_instantiate_decls): Likewise.
14747 (rs6000_secondary_memory_needed_rtx): Likewise.
14748 (rs6000_check_sdmode): Likewise.
14749 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
14750 (TARGET_INSTANTIATE_DECLS): Likewise.
14751 (rs6000_hard_regno_mode_ok): Allow SDmode.
14752 (num_insns_constant): Likewise. Handle _Decimal32 constants.
14753 (rs6000_emit_move): Handle SDmode.
14754 (function_arg_advance): Likewise.
14755 (function_arg): Likewise.
14756 (rs6000_gimplify_va_arg): Likewise. Add special handling of
14757 SDmode var args for 32-bit compiles.
14758 (rs6000_secondary_reload_class): Handle SDmode.
14759 (rs6000_output_function_epilogue): Likewise.
14760 (rs6000_function_value): Simplify if statement.
14761 (rs6000_libcall_value): Likewise.
14762 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
14763 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
14764 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
14765 (movsd_hardfloat): New define_insn.
14766 (movsd_softfloat): Likewise.
14767 (movsd_store): Likewise.
14768 (movsd_load): Likewise.
14769 (extendsddd2): Likewise.
14770 (extendsdtd2): Likewise.
14771 (truncddsd2): Likewise.
14772 (movdd_hardfloat64): Fixup comment.
14773 (UNSPEC_MOVSD_LOAD): New constant.
14774 (UNSPEC_MOVSD_STORE): Likewise.
14776 2008-01-26 Jakub Jelinek <jakub@redhat.com>
14779 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
14781 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
14782 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
14783 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
14784 and TRUTH_XOR_EXPR.
14786 2008-01-26 David Edelsohn <edelsohn@gnu.org>
14789 * config.gcc: Separate AIX 5.3 from AIX 6.1.
14790 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14791 __LONGDOUBLE128 too.
14792 * config/rs6000/aix61.h: New file.
14794 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
14796 PR rtl-optimization/34959
14797 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
14798 popcount and parity rtxes the same mode as their operand.
14799 Truncate or extend the result to the return value's mode
14802 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
14805 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
14806 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
14807 to GOT_VERSION_REGNUM.
14808 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
14809 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
14810 * config/mips/mips.c (mips_emit_call_insn): New function.
14811 (mips_call_tls_get_addr): Call mips_expand_call directly.
14812 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
14814 (mips16_build_call_stub): Likewise. Return the call insn or null.
14815 (mips_expand_call): Update the call to mips16_build_call_stub
14816 accordingly and a remove redundant condition. Assert that MIPS16
14817 stubs do not use lazy binding. Use mips_emit_call_insn and return
14819 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
14821 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
14822 (mips_avoid_hazard): Remove hazard_set handling.
14823 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
14824 (UNSPEC_RESTORE_GP): ...this.
14825 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
14826 (FAKE_CALL_REGNO): Rename to...
14827 (GOT_VERSION_REGNUM): ...this.
14828 (type): Add "ghost" value. Add an associated insn reservation.
14829 (hazard_set): Remove.
14830 (exception_receiver): Rename to...
14831 (restore_gp): ...this and update the unspec identifier accordingly.
14832 (exception_receiver, nonlocal_got_receiver): New expanders.
14833 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
14834 FAKE_CALL_REGNO. Remove hazard_set attribute.
14835 (set_got_version, update_got_version): New patterns.
14837 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
14840 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
14842 2008-01-25 Joseph Myers <joseph@codesourcery.com>
14845 * doc/install.texi2html: Generate gcc-vers.texi.
14847 2008-01-25 DJ Delorie <dj@redhat.com>
14849 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
14851 2008-01-25 Joseph Myers <joseph@codesourcery.com>
14853 * config/c4x: Remove directory.
14854 * config.gcc (crx-*, mt-*): Mark obsolete.
14855 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
14856 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
14857 sh-*-rtemscoff*): Remove cases.
14858 * defaults.h (C4X_FLOAT_FORMAT): Remove.
14859 * real.c (encode_c4x_single, decode_c4x_single,
14860 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
14861 c4x_extended_format): Remove.
14862 * real.h (c4x_single_format, c4x_extended_format): Remove.
14863 * doc/extend.texi (interrupt, naked): Remove mention of attributes
14865 (Pragmas): Remove comment about c4x pragmas.
14866 * doc/install.texi (c4x): Remove target-specific instructions.
14867 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
14868 * doc/md.texi (Machine Constraints): Remove C4x documentation.
14869 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
14870 refer to C4x source files as examples.
14871 (C4X_FLOAT_FORMAT): Remove documentation.
14873 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
14875 * config/bfin/bfin.c (override_options): Reorder tests so that
14876 flag_pic gets enabled for -msep-data.
14878 2008-01-25 Richard Guenther <rguenther@suse.de>
14880 PR middle-end/32244
14881 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
14882 to its bitfield precision if required.
14884 2008-01-25 Jakub Jelinek <jakub@redhat.com>
14886 PR middle-end/33880
14887 * tree-nested.c (walk_omp_for): New function.
14888 (convert_nonlocal_reference, convert_local_reference): Call
14889 walk_omp_for on OMP_FOR.
14890 (convert_call_expr): Call walk_body on OMP_FOR's
14891 OMP_FOR_PRE_INIT_BODY.
14893 2008-01-25 Richard Guenther <rguenther@suse.de>
14895 PR tree-optimization/34966
14896 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
14897 default defs and PHI_NODEs we have to insert after the
14898 defining statement.
14900 2008-01-24 Nick Clifton <nickc@redhat.com>
14902 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
14903 Provide a default definition.
14904 (LIBGCC2_UNITS_PER_WORD): Likewise.
14906 * config/stormy16/stormy16.c: Include df.h for the prototype
14907 for df_regs_ever_live_p.
14908 (xstormy16_expand_builtin_va_start): Convert the stack offset
14909 into a component_ref and then use POINTER_PLUS_EXPR to add it
14910 to the incoming_virtual_args_rtx.
14911 (xstormy16_gimplify_va_arg_expr): Rename to
14912 xstormy16_gimplify_va_arg_expr.
14913 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
14914 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
14915 xstormy16_gimplify_va_arg_expr.
14916 Fix up some formatting issues.
14918 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
14919 Move to predicates.md.
14920 (xs_hi_general_operand): Likewise.
14921 (xs_hi_nonmemory_operand): Likewise.
14922 * config/stormy16/predicates.md:
14923 (xstormy16_carry_plus_operand): New predicate.
14924 (xs_hi_general_operand): New predicate.
14925 (xs_hi_nonmemory_operand): New predicate.
14926 * config/stormy16/stormy16-protos.h:
14927 (xstormy16_carry_plus_operand): Delete prototype.
14928 (xs_hi_general_operand): Likewise.
14929 (xs_hi_nonmemory_operand): Likewise.
14931 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
14932 modifiers as they are no longer needed and they can trigger
14933 reload spill failures.
14935 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
14936 with a match_operand in order to help reload.
14938 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
14939 constraint with 'e' for the 8th alternative as this version of
14940 the mov.w instruction only accepts the lower 8 registers.
14942 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
14945 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
14946 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
14949 2008-01-25 Jakub Jelinek <jakub@redhat.com>
14951 PR middle-end/33333
14952 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
14954 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
14956 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
14958 (remove_structure): Update allocations list before removing structure.
14960 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
14962 * ipa-struct-reorg.c (is_safe_cond_expr,
14963 create_new_stmts_for_cond_expr): Use integer_zerop function,
14964 that recognize not only zero-pointer, but zero-integer too.
14966 2008-01-25 Ben Elliston <bje@au.ibm.com>
14969 * fixproto: Escape "." in sed expression that strips leading "./".
14971 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
14974 * gcc.c (SWITCH_OK): Removed.
14975 (SWITCH_LIVE): Changed to bit.
14976 (SWITCH_FALSE): Likewise.
14977 (SWITCH_IGNORE): Likewise.
14978 (switchstr): Change live_cond to unsigned int.
14979 (process_command): Replace SWITCH_OK with 0.
14980 (do_self_spec): Likewise.
14981 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
14982 (give_switch): Likewise.
14983 (used_arg): Likewise.
14984 (do_spec_1): Set the SWITCH_IGNORE bit.
14985 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
14986 bits. Set the SWITCH_LIVE bit.
14988 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14990 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
14992 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
14994 PR tree-optimization/34472
14995 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
14996 parameter to a "bool *" and set *DATA to false if there is
14997 an unsafe access. Do not delete the structure here.
14998 (check_cond_exprs): Delete it here instead.
14999 (check_cond_exprs, exclude_cold_structs): Do not increase
15000 I when removing a structure.
15002 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
15005 * config/i386/i386.c (ix86_expand_vector_init): Consider only
15006 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
15008 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
15010 PR middle-end/34934
15011 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
15012 a fixed vector for stack.
15014 2008-01-24 Ben Elliston <bje@au.ibm.com>
15017 * doc/gcc.texi (Software development): Add a direntry for g++.
15019 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
15021 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
15022 stale and straggling -fforce-addr comments above.
15024 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
15026 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
15027 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
15029 2008-01-23 Michael Matz <matz@suse.de>
15032 * dwarf2out.c (force_type_die): Use modified_type_die instead of
15035 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
15037 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
15038 malloc result type.
15040 2008-01-23 Anatoly Sokolov <aesok@post.ru>
15042 * config/avr/avr.c (avr_current_arch): New variable.
15043 (avr_arch_types): Add 'avr31' and 'avr51' entries.
15044 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
15045 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
15046 (avr_override_options): Init 'avr_current_arch'.
15047 (base_arch_s): Move from here...
15048 * config/avr/avr.h (base_arch_s): ... here. Add new members
15049 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
15050 'mega' to 'have_jmp_call'.
15051 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
15052 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
15054 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
15056 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15057 MULTILIB_MATCHES): (Ditto.).
15059 2008-01-23 Richard Guenther <rguenther@suse.de>
15061 PR middle-end/31529
15062 * cgraphunit.c (cgraph_reset_node): Always mark the node
15063 not reachable if it is not queued already.
15065 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
15067 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
15068 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
15069 (cputype_selected): New static variable.
15070 (bfin_handle_option): Set it if -mcpu is used.
15071 (override_option): Select default set of workarounds if no cpu type
15072 selected on the command line.
15073 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
15075 From Michael Frysinger <michael.frysinger@analog.com>
15076 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
15077 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
15079 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
15080 for bf547, bf523, bf524, and bf526.
15081 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
15083 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15084 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
15085 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
15086 __ADSPBF547__ and __ADSPBF54x__ for bf547.
15087 * doc/invoke.texi (Blackfin Options): Document that
15088 -mcpu now accept bf547, bf523, bf524, and bf526.
15090 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
15092 PR rtl-optimization/34628
15093 * combine.c (try_combine): Stop and undo after the first combination
15094 if an autoincrement side-effect on the first insn has effectively
15097 2008-01-22 David Edelsohn <edelsohn@gnu.org>
15100 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
15101 Offset addresses are not valid for Altivec or paired float modes.
15103 2008-01-22 Jakub Jelinek <jakub@redhat.com>
15106 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
15107 if DECL_INITIAL (decl) is error_mark_node.
15110 * c-common.c (handle_vector_size_attribute): Only allow
15111 integral, scalar float and fixed point types. Handle OFFSET_TYPE
15112 the same way as pointer, array etc. types.
15113 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
15116 * tree.c (build_type_attribute_qual_variant): Call
15117 build_qualified_type if attributes are equal, but quals are not.
15119 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15122 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
15123 * flags.h (warn_strict_aliasing): Remove.
15124 (warn_strict_overflow): Remove.
15125 * opts.c (warn_strict_aliasing): Remove.
15126 (warn_strict_overflow): Remove.
15127 * c-opts.c (c_common_handle_option): -Wall only sets
15128 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
15129 (c_common_post_options): Give default values to -Wstrict-aliasing
15130 and -Wstrict-overflow if they are uninitialized.
15131 * common.opt (Wstrict-aliasing): Specify Var and Init.
15132 (Wstrict-overflow): Likewise.
15134 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15136 PR rtl-optimization/26854
15137 PR rtl-optimization/34400
15138 PR rtl-optimization/34884
15139 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
15141 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
15142 (df_rd_bb_info.expanded_lr_out): Deleted
15143 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
15144 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
15145 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15146 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15147 Removed code to allocate, initialize or free expanded_lr_out.
15148 (df_rd_bb_local_compute_process_def): Restructured to make more
15150 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
15151 sets if the sets are being trimmed.
15153 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
15156 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
15157 (as_vers): Likewise.
15158 * configure: Regenerated.
15160 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15162 PR middle-end/33092
15163 * tree-pass.h (pass_build_alias): New pass.
15164 * tree-ssa-alias.c (gate_build_alias): New.
15165 (pass_build_alias): New.
15166 * passes.c (init_optimization_passes): Add pass_build_alias after
15167 pass_create_structure_vars.
15169 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
15171 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
15172 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
15173 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
15174 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
15175 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
15176 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
15177 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
15178 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
15179 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
15180 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
15181 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
15182 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
15183 * config/s390/s390.md (FP_ALL): New mode iterator.
15184 (_d): New mode attribute.
15185 ("*signbit<mode>2>"): Changed mode of first operand.
15186 ("isinf<mode>2"): Changed mode of first operand.
15187 ("*TDC_insn"): Adaptation for DFP modes.
15189 2008-01-22 Ben Elliston <bje@au.ibm.com>
15191 * tree.c (check_qualified_type): Improve function description.
15193 2008-01-21 Jason Merrill <jason@redhat.com>
15196 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
15197 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
15200 2008-01-21 DJ Delorie <dj@redhat.com>
15202 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
15205 2008-01-21 Richard Guenther <rguenther@suse.de>
15207 PR middle-end/34856
15208 * tree-cfg.c (verify_expr): Allow all invariant expressions
15209 instead of just constant class ones as reference argument.
15210 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
15211 like any other constant.
15212 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15214 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
15216 * regmove.c (fixup_match_1): Update call crossed frequencies.
15218 2008-01-21 Richard Guenther <rguenther@suse.de>
15221 * tree-inline.c (setup_one_parameter): Deal with mismatched
15222 types using a VIEW_CONVERT_EXPR.
15224 2008-01-21 Alon Dayan <alond@il.ibm.com>
15225 Olga Golovanevsky <olga@il.ibm.com>
15227 PR tree-optimization/34701
15228 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
15229 when the structure size is not a power of 2.
15231 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
15233 * doc/install.texi: Add doc for --enable-checking=df.
15235 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
15237 PR rtl-optimization/34808
15238 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
15240 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15242 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
15245 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15247 PR rtl-optimization/26854
15248 PR rtl-optimization/34400
15249 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
15251 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
15252 (df_rd_bb_info.expanded_lr_out): New.
15253 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
15254 * loop_iv.c (iv_analysis_loop_init): Ditto.
15255 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15256 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15257 Added code to allocate, initialize or free expanded_lr_out.
15258 (df_rd_bb_local_compute_process_def): Restructured to make
15259 more understandable.
15260 (df_rd_confluence_n): Add code to do nothing with fake edges and
15261 code to no apply invalidate_by_call sets if the sets are being trimmed.
15262 (df_lr_local_finalize): Renamed to df_lr_finalize.
15263 (df_live_local_finalize): Renamed to df_live_finalize.
15265 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15268 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
15269 deciding whether to use reciprocal instructions.
15271 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
15273 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
15274 dwarf2out_note_section_used if cold_text_section is NULL.
15276 2008-01-19 Jakub Jelinek <jakub@redhat.com>
15278 PR gcov-profile/34610
15279 * tree-cfg.c (make_edges): Mark both outgoing edges from
15280 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
15281 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
15282 from OMP_FOR and OMP_CONTINUE outgoing edges.
15284 * tree-profile.c (tree_profiling): Return early if
15285 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
15287 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
15288 from cfun to child_cfun.
15289 * function.h (struct function): Add after_tree_profile bit.
15291 2008-01-19 Anatoly Sokolov <aesok@post.ru>
15293 * config/avr/avr.S (_exit): Disable interrupt.
15295 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15296 Steven Bosscher <stevenb.gcc@gmail.com>
15298 PR rtl-optimization/26854
15299 PR rtl-optimization/34400
15300 * df-problems.c (df_live_scratch): New scratch bitmap.
15301 (df_live_alloc): Allocate df_live_scratch when doing df_live.
15302 (df_live_reset): Clear the proper bitmaps.
15303 (df_live_bb_local_compute): Only process the artificial defs once
15304 since the order is not important.
15305 (df_live_init): Init the df_live sets only with the variables
15306 found live by df_lr.
15307 (df_live_transfer_function): Use the df_lr sets to prune the
15308 df_live sets as they are being computed.
15309 (df_live_free): Free df_live_scratch.
15311 2008-01-18 Ian Lance Taylor <iant@google.com>
15313 * common.opt: Add fmerge-debug-strings.
15314 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
15315 flag_merge_debug_strings rather than flag_merge_constants.
15316 * doc/invoke.texi (Option Summary): Mention
15317 -fmerge-debug-strings.
15318 (Debugging Options): Document -fmerge-debug-strings.
15320 2008-01-18 Ian Lance Taylor <iant@google.com>
15323 * tree.h (DECL_IS_OPERATOR_NEW): Define.
15324 (struct tree_function_decl): Add new field operator_new_flag.
15325 * tree-inline.c (expand_call_inline): When inlining a call to
15326 operator new, force the return value to go into a variable, and
15327 set DECL_NO_TBAA_P on that variable.
15328 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
15330 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
15333 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
15334 DWARF2_DEBUGGING_INFO.
15335 (dwarf2out_note_section_used): Ditto. Add prototype.
15336 (have_multiple_function_sections, text_section_used,
15337 cold_text_section_used, *cold_text_sections): Move declarations
15340 2008-01-17 Bob Wilson <bob.wilson@acm.org>
15342 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
15343 field and add signal_ra.
15344 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
15345 assignments to frame state pc. Move end of stack check after
15346 MD_FALLBACK_FRAME_STATE_FOR.
15347 (uw_update_context_1): Use frame state signal_regs if set, instead
15348 of checking signal_frame flag.
15349 (uw_update_context): Use frame state signal_ra if set.
15350 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
15351 * config/xtensa/linux-unwind.h: New file.
15353 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
15355 * modulo-sched.c (get_sched_window): Fix comment typo.
15357 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
15359 PR tree-optimization/34648
15360 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
15362 2008-01-17 Anatoly Sokolov <aesok@post.ru>
15364 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
15365 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
15367 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
15369 PR rtl-optimization/34400
15370 * df-core.c (df_worklist_dataflow_overeager,
15371 df_worklist_dataflow_doublequeue): New functions.
15372 (df_worklist_dataflow): Two different worklist solvers.
15373 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
15376 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15379 * doc/invoke.texi: Document the dependence on pthread for fopenmp
15380 and ftree-parallelize-loops.
15382 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
15384 PR rtl-optimization/34826
15385 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
15387 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
15389 * global.c (find_reg): Mark the eh regs as used if necessary.
15390 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
15391 * ra.h (struct allocno): no_eh_reg field added. Changed
15392 no_stack_reg type to bitfield.
15394 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
15396 * tree.c (substitute_in_expr): Add missing 'break'.
15398 2008-01-17 Richard Guenther <rguenther@suse.de>
15400 PR tree-optimization/34825
15401 * tree-ssa-math-opts.c (is_division_by): Do not recognize
15402 x / x as division to handle.
15404 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15406 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
15407 "-pthread" is specified.
15408 * pa-hpux11.h (LIB_SPEC): Likewise.
15410 2008-01-16 Janis Johnson <janis187@us.ibm.com>
15411 Peter Bergner <bergner@vnet.ibm.com>
15413 PR rtl-optimization/33796
15414 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
15416 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15418 PR libgfortran/34699
15419 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
15421 * pa-hpux10.h (LINK_SPEC): Likewise.
15422 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
15424 2008-01-16 Richard Guenther <rguenther@suse.de>
15426 PR middle-end/32628
15427 * fold-const.c (fold_convert_const_int_from_int): Do not
15428 set overflow if that occured only because of a sign extension
15429 change when converting from/to a sizetype with the same
15430 precision and signedness.
15432 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
15435 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
15436 location address to the correct place. Update copyright year.
15438 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15440 * lambda-code.c (lambda_transform_legal_p): Handle the case of
15441 no dependences in the dependence_relations vector.
15443 2008-01-16 Jan Hubicka <jh@suse.cz>
15445 PR rtl-optimization/31396
15446 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
15447 * cfg.c (dump_reg_info): Print it.
15448 * regs.h (struct reg_info_t): add freq_calls_crossed.
15449 (REG_FREQ_CALLS_CROSSED): New macro.
15450 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
15451 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
15452 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
15453 regmove_optimize): Update call crossed frequencies.
15454 * local-alloc.c (struct qty): Add freq_calls_crossed.
15455 (alloc_qty): Copute freq_calls_crossed.
15456 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
15457 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
15458 * ra.h (struct allocno): Add freq_calls_crossed.
15460 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15462 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
15463 libgomp when compiling with ftree-parallelize-loops.
15464 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
15466 2008-01-16 Richard Guenther <rguenther@suse.de>
15468 PR tree-optimization/34769
15469 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
15470 * tree.c (int_cst_value): Instead make this function more
15471 permissive in what it accepts as valid input. Document this
15472 function always sign-extends the value.
15474 2008-01-16 Jakub Jelinek <jakub@redhat.com>
15475 Richard Guenther <rguenther@suse.de>
15478 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
15479 (gimple_fold_indirect_ref_rhs): ... this.
15480 (gimple_fold_indirect_ref): New function with foldings
15481 that preserve lvalueness.
15482 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
15483 * tree-flow.h (gimple_fold_indirect_ref): Declare.
15484 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
15485 to fold an INDIRECT_REF, fall back to the old use of
15486 fold_indirect_ref_1.
15488 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15490 * tree-data-ref.c (subscript_dependence_tester_1): Call
15491 free_conflict_function.
15492 (compute_self_dependence): Same.
15494 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
15497 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
15498 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
15500 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
15501 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
15502 for DWARF2_UNWIND_INFO targets.
15504 2008-01-16 Richard Guenther <rguenther@suse.de>
15507 * c-typeck.c (common_pointer_type): Do not merge inconsistent
15508 type qualifiers for function types.
15510 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
15512 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
15513 loop_iterator li from previous commit.
15515 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
15517 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
15519 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
15521 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
15522 (parallelize_loops): Don't parallelize irreducible components.
15524 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15527 * c-opts (c_common_post_options): Do not enable CPP
15528 flag_pedantic_errors by default.
15530 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
15532 PR rtl-optimization/31944
15533 * cse.c (remove_pseudo_from_table): New function.
15534 (merge_equiv_classes): Use above function to remove pseudo-registers.
15535 (invalidate): Likewise.
15537 2008-01-13 Richard Guenther <rguenther@suse.de>
15539 PR middle-end/34601
15540 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
15541 instead of TYPE_MODE to deal with calls from expand_one_error_var.
15543 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
15545 * gcse.c (cprop_jump): Call validate_unshare_change instead of
15546 validate_change to unshare the source of the PC set.
15548 2008-01-12 Jan Hubicka <jh@suse.cz>
15550 PR middle-end/32135
15551 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
15552 references above array bounds. This might trigger bounds checks for
15553 pointers to arrays.
15555 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
15557 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
15558 new_replaceable_dependencies.
15560 2008-01-12 Doug Kwan <dougkwan@google.com>
15562 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
15563 instead of OPT_Wreturn_type in warning due to ignored return type
15565 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
15566 options included in -Wextra.
15567 * c.opt: New option -Wignored_qualifiers.
15568 * doc/invoke.texi (Warning Options, -Wextra): Add new option
15569 -Wignore_qualifiers.
15570 (-Wignored-qualifiers): Document.
15571 (-Wreturn-type): Remove description of functionality now handled
15572 by -Wignored-qualifiers.
15574 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
15577 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
15578 NOP_EXPR if it is between integral types with the same precision.
15580 2008-01-12 Jan Hubicka <jh@suse.cz>
15583 * invoke.texi (max-inline-recursive-depth): Fix default value.
15585 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
15587 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
15590 2008-01-11 Bob Wilson <bob.wilson@acm.org>
15592 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
15594 2008-01-11 James E. Wilson <wilson@specifix.com>
15597 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
15599 2008-01-11 Anatoly Sokolov <aesok@post.ru>
15601 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
15602 save/restore frame pointer register and don't use 'call-prologues'
15603 optimization in function with "OS_task" attribute.
15605 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
15607 PR middle-end/31309
15608 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
15609 when copying to memory.
15611 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
15613 PR rtl-optimization/30905
15614 * cfgcleanup.c: Include dce.h
15615 (crossjumps_occured): New global variable.
15616 (try_crossjump_bb): Exit loop after finding a fallthru edge.
15617 If something changed, set crossjumps_occured to true.
15618 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
15619 Don't add/remove fake edges to exit here...
15620 (cleanup_cfg): ...but do it here, when crossjumping.
15621 Run a fast DCE when successful crossjumps occured in the latest
15622 iteration of try_optimize_cfg.
15624 2008-01-11 Richard Guenther <rguenther@suse.de>
15626 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
15627 (struct vn_unary_op_s): Likewise.
15628 (vn_reference_insert): Free old reference on hash collision.
15630 2008-01-10 Raksit Ashok <raksit@google.com>
15632 PR rtl-optimization/27971
15633 * combine.c (find_split_point): Split PLUS expressions which are
15634 inside a MEM rtx, and whose first operand is complex.
15636 2008-01-10 DJ Delorie <dj@redhat.com>
15638 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
15639 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
15640 (m32c_hard_regno_ok): Call the underlying function.
15642 2008-01-10 Richard Guenther <rguenther@suse.de>
15644 PR middle-end/34683
15645 * tree-cfg.c (tree_merge_blocks): Do not go through the
15646 full-blown folding and stmt updating path if we just deal
15647 with virtual operands.
15648 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
15649 test for abnormal SSA_NAMEs.
15651 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
15653 PR middle-end/34641
15654 * reload.c (push_reload): Add assertions. All constants from
15655 reg_equiv_constant should have been used for replacing the respective
15657 (find_reloads_address): Invoke find_reloads_address_part for
15658 constant taken from the reg_equiv_constant array.
15660 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
15662 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
15663 field (valnum) the first in the struct. Replace bools with
15666 2008-01-10 Richard Guenther <rguenther@suse.de>
15668 PR tree-optimization/34651
15669 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
15670 types and ordering for masking and converting.
15672 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
15674 PR tree-optimization/34017
15675 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
15676 also for PHI_NODE expressions.
15678 2008-01-09 Jan Hubicka <jh@suse.cz>
15680 PR tree-optimization/34708
15681 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
15682 based on number of case labels.
15683 (init_inline_once): Remove switch_cost.
15684 * tree-inline.h (eni_weights_d): Remove switch_cost.
15686 2008-01-09 Richard Guenther <rguenther@suse.de>
15687 Andrew Pinski <andrew_pinski@playstation.sony.com>
15689 PR middle-end/30132
15690 * gimplify.c (gimplify_cond_expr): Do not create an addressable
15691 temporary if an rvalue is ok or an lvalue is not required.
15693 2008-01-09 Richard Guenther <rguenther@suse.de>
15695 PR middle-end/34458
15696 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
15697 adjust return type.
15699 2008-01-09 Richard Guenther <rguenther@suse.de>
15701 PR middle-end/34679
15702 * tree.c (host_integerp): Check for sizetype only if the
15703 type is an integer type.
15705 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
15708 * opts.c (decode_options): Disable inlining of functions called
15709 once if not in unit-at-a-time mode.
15711 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
15713 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
15715 2008-01-08 Richard Guenther <rguenther@suse.de>
15717 PR middle-end/31863
15718 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
15719 out early if the result will be unused.
15721 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
15726 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15727 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
15730 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
15732 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
15733 for vectorization tuned.
15735 2008-01-08 Richard Guenther <rguenther@suse.de>
15737 PR tree-optimization/34683
15738 * tree-ssa-operands.c (operand_build_cmp): Export.
15739 * tree-ssa-operands.h (operand_build_cmp): Declare.
15740 * tree-vn.c (vuses_compare): Remove.
15741 (sort_vuses): Use operand_build_cmp.
15742 (sort_vuses_heap): Likewise.
15743 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
15744 to re-use old VEC if available. Do not sort already sorted VUSEs.
15745 (vdefs_to_vec): Do not sort already sorted VDEFs.
15747 2008-01-08 Jakub Jelinek <jakub@redhat.com>
15749 PR middle-end/34694
15750 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
15752 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
15755 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
15756 limitations of reciprocal sequences on x86 targets.
15758 2008-01-08 Richard Guenther <rguenther@suse.de>
15760 PR tree-optimization/34683
15761 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
15763 2008-01-07 Jakub Jelinek <jakub@redhat.com>
15766 * config/darwin.c (darwin_mergeable_string_section): Don't use
15767 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
15769 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
15772 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
15773 negxf2. Macroize expander using X87MODEF mode iterator. Change
15774 predicates of op0 and op1 to register_operand.
15775 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
15776 expander using X87MODEF mode iterator. Change predicates of
15777 op0 and op1 to register_operand.
15778 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
15779 corresponding patterns and macroize using MODEF macro. Change
15780 predicates of op0 and op1 to register_operand and remove
15781 "m" constraint. Disparage "r" alternative with "!".
15782 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
15783 macroize using X87MODEF macro. Change predicates of op0 and op1
15784 to register_operand and remove "m" constraint. Disparage "r"
15785 alternative with "!".
15786 (absneg splitter with memory operands): Remove.
15787 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
15788 patterns and macroize using X87MODEF mode iterator.
15789 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
15790 Change predicate of op1 to register_operand.
15791 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
15792 for memory operands.
15794 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
15796 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
15798 2008-01-07 Richard Guenther <rguenther@suse.de>
15800 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
15803 2008-01-07 Richard Guenther <rguenther@suse.de>
15805 PR tree-optimization/34683
15806 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
15807 VOPs of the needed size to save memory. Use VEC_quick_push
15808 to save compile-time.
15809 (vdefs_to_vec): Likewise.
15811 2008-01-07 Sa Liu <saliu@de.ibm.com>
15813 * config/spu/spu.md (divdf3): Genetate inline code for double
15814 division. The implementation doesn't handle INF or NAN, therefore it
15815 only applies when -ffinite-math-only is given.
15817 2008-01-06 Paolo Carlini <pcarlini@suse.de>
15820 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
15821 * doc/cpp.texi ([Common Predefined Macros]): Document.
15823 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
15825 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
15826 order to use commutative addition instead of subtraction.
15828 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15829 Mircea Namolaru <namolaru@il.ibm.com>
15830 Vladimir Yanovsky <yanov@il.ibm.com>
15831 Revital Eres <eres@il.ibm.com>
15833 PR tree-optimization/34263
15834 * tree-outof-ssa.c (process_single_block_loop_latch,
15835 contains_tree_r): New functions.
15836 (analyze_edges_for_bb): Call process_single_block_loop_latch
15837 function to empty single-basic-block latch block if possible.
15839 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15841 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
15843 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
15845 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
15847 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
15849 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
15851 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
15853 2008-01-05 Jakub Jelinek <jakub@redhat.com>
15855 PR tree-optimization/34618
15856 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
15859 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15862 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
15863 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
15864 Update copyright year.
15866 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
15867 Update copyright year.
15868 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
15871 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
15873 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
15874 edge does not point to current bb before changing need_assert.
15876 2008-01-04 Richard Guenther <rguenther@suse.de>
15878 PR middle-end/34029
15879 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
15880 for verifying purposes if they are is_gimple_min_invariant.
15882 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
15884 PR tree-optimization/34448
15885 PR tree-optimization/34465
15886 * gimplify.c (gimplify_init_constructor): Add new parameter
15887 notify_temp_creation. Use it.
15888 (gimplify_modify_expr_rhs): Take volatiles into account when
15889 optimizing constructors.
15890 Do not optimize constructors if gimplify_init_constructor will dump to
15892 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
15893 * gcc.c-torture/compile/pr34448.c: New.
15895 2008-01-04 Jakub Jelinek <jakub@redhat.com>
15897 PR gcov-profile/34609
15898 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
15899 return_slot if result is TREE_ADDRESSABLE.
15901 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
15903 * config/mips/mips.md (sqrt_condition): Tweak comment.
15904 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
15906 2008-01-03 Tom Tromey <tromey@redhat.com>
15909 * c-common.c (c_type_hash): Handle VLAs.
15911 2008-01-03 Jan Hubicka <jh@suse.cz>
15913 PR tree-optimization/31081
15914 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
15915 0 when inlining and not inlining to first basic block.
15916 (remap_decl): When var is initialized to 0, don't set default_def.
15917 (expand_call_inline): Set entry_bb.
15918 * tree-inline.h (copy_body_data): Add entry_bb.
15920 2008-01-03 Jakub Jelinek <jakub@redhat.com>
15923 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
15926 PR tree-optimization/29484
15927 * tree-inline.c (inline_forbidden_p_2): New function.
15928 (inline_forbidden_p): Disallow inlining if some static var
15929 has an address of a local LABEL_DECL in its initializer.
15930 * doc/extend.texi (Labels as Values): Document &&foo behaviour
15933 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
15935 PR tree-optimization/34635
15936 * tree-data-ref.c (add_other_self_distances): Make sure that the
15937 evolution step is constant.
15939 2008-01-03 Jakub Jelinek <jakub@redhat.com>
15941 PR middle-end/34608
15942 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
15944 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
15946 * tree-sra.c (scalarize_init): Insert the generate_element_init
15947 statements after the generate_element_zero statements.
15949 2008-01-02 Richard Guenther <rguenther@suse.de>
15951 PR middle-end/34093
15952 PR middle-end/31976
15953 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
15954 for very large number of operands instead of ICEing.
15956 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
15959 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
15960 while stack probing.
15962 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
15964 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
15967 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
15969 PR libmudflap/26442
15970 * tree-mudflap.c (mx_register_decls): Guard warning by
15971 !DECL_ARTIFICIAL check.
15973 2008-01-01 Jakub Jelinek <jakub@redhat.com>
15975 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
15976 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
15977 sse5_perm<mode>): Fix constraints.