1 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386.c (initial_ix86_tune_features): Add
4 X86_TUNE_USE_VECTOR_FP_CONVERTS.
5 * config/i386/i386.h (ix86_tune_indices): Likewise.
6 (TARGET_USE_VECTOR_FP_CONVERTS): New.
8 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
9 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
10 for FP to FP splitters.
12 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
14 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
17 2008-10-08 Jakub Jelinek <jakub@redhat.com>
21 PR rtl-optimization/37341
22 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
23 to ORIG_BB, pass through ORIG_BB recursively.
24 (cse_condition_code_reg): Adjust caller.
26 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
28 * sdbout.c (sdbout_one_type): Treat the value type
29 CONST_DECL for enumerals.
31 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
33 * config/i386/i386.md: Remove trailing white spaces.
35 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
37 PR rtl-optimization/37448
38 alloc_pool_desc (elt_size): New field.
39 alloc_pool_desc (created, allocated, current, peak): Make unsigned
41 output_info (count): Renamed total_created and made unsigned long.
42 output_info (size): Renamed total_allocated and made unsigned long.
43 alloc-pool.c (create_alloc_pool, empty_alloc_pool, pool_alloc,
44 pool_free): Properly keep track of desc->size.
45 (print_statistics, dump_alloc_pool_statistics): Enhance the
46 printing of statistics to print the number of elements and to use
49 2008-10-07 Jakub Jelinek <jakub@redhat.com>
52 * opts.h (CL_SAVE): Move up to flags range.
53 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
55 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
56 * opts.c (common_handle_option): Revert last change.
58 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
60 * config/i386/i386-protos.h (ix86_schedule): New.
62 * config/i386/i386.c (ix86_schedule): New.
63 (override_options): Add schedule to processor_alias_table. Set
64 ix86_schedule from the schedule field in processor_alias_table.
65 (ix86_function_specific_save): Save ix86_schedule.
66 (ix86_function_specific_restore): Restore ix86_schedule.
68 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
69 ix86_tune. Add none and remove i386, i486, pentium4, nocona
72 * config/i386/i386.opt: Add schedule.
74 * config/i386/ppro.md: Remove generic32.
76 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
79 * expr.c (count_type_elements): Handle ERROR_MARK.
81 2008-10-07 Jakub Jelinek <jakub@redhat.com>
86 * basic-block.h (struct edge_def): Add goto_block field.
87 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
88 one insn with locus corresponding to edge's goto_locus if !optimize.
89 * profile.c (branch_prob): Copy edge's goto_block.
90 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
92 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
93 locator in between the merged basic blocks if !optimize and needed.
94 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
95 goto_locus into RTL locator. For unconditional jump use that
96 locator for the jump insn.
97 (expand_gimple_cond): Convert goto_block and goto_locus into
98 RTL locator for all remaining edges. For unconditional jump
99 use that locator for the jump insn.
100 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
101 there is more than one edge or insn locator along the forwarding
102 edges and !optimize. If there is just one, set e->goto_locus.
103 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
105 (move_block_to_fn): Adjust edge's goto_block.
107 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
110 * expmed.c (expand_mult): Properly check DImode constant in
113 2008-10-07 Jakub Jelinek <jakub@redhat.com>
116 * dwarf2out.c (common_block_die_table): New variable.
117 (common_block_die_table_hash, common_block_die_table_eq): New
119 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
120 COMMON block in the current scope rather than globally. Optimize
121 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
122 DW_OP_addr SYMBOL_REF+off.
124 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
126 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
127 Return true for non-addressable GIMPLE operands.
129 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
132 * config/i386/i386.c (initial_ix86_tune_features): Remove
133 X86_TUNE_USE_BIT_TEST.
134 * config/i386/i386.h (ix86_tune_indices): Likewise.
135 (TARGET_USE_BIT_TEST): Removed.
137 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
139 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
141 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
143 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
144 (mul<mode>3_mul3): ... into this new template.
146 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
148 * gimplify.c (gimplify_arg): Add location argument. Use it.
149 (gimplify_call_expr): Pass location to gimplify_arg.
150 (gimplify_modify_expr_to_memcpy): Same.
151 (gimplify_modify_expr_to_memset): Same.
153 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
155 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
156 Update calls to build_unary_op and build_indirect_ref for location
159 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
162 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
163 * c-typeck.c (array_to_pointer_conversion): Pass location to
165 (function_to_pointer_conversion): Use error_at and warning_at.
166 (build_indirect_ref): Same.
167 (build_array_ref): Pass location to build_binary_op.
168 (parser_build_unary_op): Do not set location after calling
170 (build_unary_op): Add location argument. Use it throughout. Set
171 EXPR_LOCATION before returning new tree.
172 (build_modify_expr): Same.
173 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
175 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
176 build_indirect_ref, build_modify_expr.
177 (c_finish_omp_for): Same. Use error_at instead of error.
178 * c-common.c (c_common_truthvalue_conversion): Pass location to
180 (warn_for_div_by_zero): Add location argument.
181 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
182 build_unary_op, warn_for_div_by_zero.
183 * c-parser.c (c_parser_typeof_specifier): Use
184 protected_set_expr_location.
185 (c_parser_statement_after_labels): Same.
186 (c_parser_condition): Same.
187 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
188 (c_parser_conditional_expression): Use protected_set_expr_location.
189 (c_parser_unary_expression): Pass location to build_indirect_ref.
190 (c_parser_postfix_expression_after_primary): Pass location to
191 build_indirect_ref, build_unary_op.
192 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
194 2008-10-06 Joshua Kinard <kumba@gentoo.org>
196 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
197 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
198 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
200 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
201 (mips_issue_rate): Handle PROCESSOR_R10000.
202 * config/mips/mips.md (cpu): Add r10000.
204 * config/mips/10000.md: New file.
206 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
208 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
209 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
210 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
212 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
214 * config/darwin-protos.h (machopic_function_base_name): Delete.
215 (machopic_function_base_sym): Likewise.
216 (machopic_gen_offset): Declare.
217 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
218 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
219 * config/darwin.c (machopic_function_base_name): Delete.
220 (machopic_function_base_sym): Likewise.
221 (gen_pic_offset): Rename to...
222 (machopic_gen_offset): ...this and remove the pic_base argument.
223 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
224 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
225 crtl->uses_pic_offset_table.
226 (machopic_indirect_data_reference): Use new machopic_gen_offset
228 (machopic_legitimize_pic_address): Likewise.
229 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
231 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
232 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
233 * config/i386/i386.c (output_set_got): Likewise.
234 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
236 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
237 (legitimate_address_p): Likewise.
238 (output_pic_addr_const): Likewise.
239 (output_addr_const_extra): Likewise.
240 (ix86_delegitimize_address): Expect darwin_local_data_pic to
241 match an UNSPEC rather than a MINUS.
242 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
243 (builtin_setjmp_receiver): Use machopic_gen_offset.
244 * config/i386/predicates.md (pic_symbolic_operand): Handle
245 UNSPEC_MACHOPIC_OFFSET.
247 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
248 Use machopic_gen_offset and machopic_operand_p.
249 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
250 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
251 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
252 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
253 Set crtl->uses_pic_offset_table.
255 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
257 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
259 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
260 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
261 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
262 (constant_pool_expr_p): Use split_const and check the base.
263 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
265 (legitimate_constant_pool_address_p): Check toc_relative_p
266 instead of constant_pool_expr_p.
267 (print_operand_address): Always use output_addr_const for
268 constant pool addresses.
269 (rs6000_output_addr_const_extra): New function.
270 (create_TOC_reference): Create an UNSPEC_TOCREL instead of
273 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
277 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
278 (mark_ref_live, mark_ref_dead): Use them.
279 (def_conflicts_with_inputs_p): Remove.
280 (mark_early_clobbers): New function.
281 (process_bb_node_lives): Call preprocess_constraints and
284 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
286 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
288 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
289 lib with -mthread switch.
291 2008-10-05 Dodji Seketeli <dodji@redhat.com>
294 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
295 function in two, making it call a new and reusable
296 dwarf2out_imported_module_or_decl() that takes the containing
297 BLOCK of the declaration in argument.
298 (dwarf2out_imported_module_or_decl_real): New function.
299 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
300 IMPORTED_DECL in account.
301 * tree.def: Added IMPORTED_DECL node type.
302 * tree.h: Added accessors for IMPORTED_DECL nodes.
303 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
305 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
307 * doc/gimple.texi: Fix some typos, wrap some long lines,
308 fix some broken wraps with continuations.
309 * tree-ssa-reassoc.c: Fix comment typos.
311 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
314 * pa.c (legitimize_pic_address): Force function labels to memory in
317 2008-10-04 Anton Blanchard <anton@samba.org>
319 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
320 (rs6000_split_atomic_op): Same.
321 (rs6000_split_compare_and_swap): Same.
322 (rs6000_split_compare_and_swapqhi): Same.
324 2008-10-04 Richard Guenther <rguenther@suse.de>
326 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
327 instead of pointer equality.
328 (vn_nary_op_eq): Likewise.
330 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
332 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
334 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
335 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
337 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
339 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
340 Revert previous change.
342 2008-10-03 Tom Tromey <tromey@redhat.com>
344 * stringpool.c (ggc_alloc_string): Terminate string.
346 2008-10-03 Jakub Jelinek <jakub@redhat.com>
348 * gimplify.c (gimplify_function_tree): For -finstrument-functions
349 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
350 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
353 * gimplify.c (declare_vars): Use gimple_bind_block instead of
356 2008-10-03 Pascal Obry <obry@adacore.com>
358 * gcov.c (create_file_names): Properly handle UNIX and DOS
359 directory separators.
360 (make_gcov_file_name): Likewise + convert the ':' DOS drive
361 separator to '~' to ensure clean filenames on Windows.
363 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
365 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
366 Add a null terminator to the stripped name.
368 2008-10-02 David Edelsohn <edelsohn@gnu.org>
370 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
371 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
372 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
374 Revert SCALAR_FLOAT_MODE_P condition.
375 (function_arg): Condition on TARGET_DOUBLE_FLOAT,
377 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
380 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
382 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
384 2008-10-02 Richard Guenther <rguenther@suse.de>
387 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
388 and VECTOR_TYPE recurse with useless_type_conversion_p which
389 properly handles void pointer conversion.
391 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
394 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
395 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
397 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
399 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
400 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
401 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
402 they translate to non builtins.
403 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
404 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
405 __builtin_vec_promote, __builtin_vec_extract, and
406 __builtin_vec_insert.
407 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
408 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
409 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
410 * config/rs6000/altivec.h (vec_extract): Define
411 (vec_insert): Define.
412 (vec_splats): Define.
413 (vec_promote): Define.
415 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
416 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
417 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
419 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
421 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
422 prototype. Add new parameter, blk.
423 Use BLKmode for the MEM if blk is true.
424 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
425 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
426 ALTIVEC_BUILTIN_STVRXL.
427 Update usage of altivec_expand_lv_builtin.
428 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
429 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
430 (altivec_init_builtins): If compiling for the Cell, also define the
432 * config/rs6000/rs6000.h (rs6000_builtins): Define
433 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
434 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
435 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
436 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
437 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
438 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
439 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
440 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
441 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
442 UNSPEC_STVRX, and UNSPEC_STVRXL.
443 (altivec_lvlx): New pattern.
444 (altivec_lvlxl): New pattern.
445 (altivec_lvrx): New pattern.
446 (altivec_lvrxl): New pattern.
447 (altivec_stvlx): New pattern.
448 (altivec_stvlxl): New pattern.
449 (altivec_stvrx): New pattern.
450 (altivec_stvrxl): New pattern.
451 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
452 (vec_lvlxl): Likewise.
453 (vec_lvrx): Define if PPU is defined.
454 (vec_lvrxl): Likewise.
455 (vec_stvlx): Define if PPU is defined.
456 (vec_stvlxl): Likewise.
457 (vec_stvrx): Define if PPU is defined.
458 (vec_stvrxl): Likewise.
460 2008-10-01 Geert Bosch <bosch@adacore.com>
462 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
464 2008-10-01 Richard Guenther <rguenther@suse.de>
466 PR tree-optimization/37617
467 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
468 do not add to the NEW_SETS.
470 2008-10-01 Richard Guenther <rguenther@suse.de>
473 * tree-vrp.c (execute_vrp): If we optimized away the default
474 case make sure to promote the label that got in place of it
475 to a default case label.
477 2008-10-01 Richard Henderson <rth@redhat.com>
480 * tree-complex.c (set_component_ssa_name): Don't optimize
481 is_gimple_min_invariant values with ssa_names in abnormal phis.
483 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
485 PR tree-optimization/37662
486 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
487 commutative binary operation if they are in the wrong order and
488 fold_build2 produces non-GIMPLE.
490 2008-09-30 Jakub Jelinek <jakub@redhat.com>
492 PR tree-optimization/37662
493 PR tree-optimization/37663
494 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
495 get_value_range with non-SSA_NAME. Don't assert operands have been
496 folded, instead just bail out.
498 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
500 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
502 2008-09-30 Richard Guenther <rguenther@suse.de>
505 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
506 build restrict-qualified pointers.
507 (vectorizable_store): Move alias check later.
508 (vectorizable_load): Likewise.
510 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
512 * c-common.c (empty_if_body_warning): Remove.
513 * c-common.h (empty_if_body_warning): Remove.
514 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
515 here the -Wempty-body warning for `if' and `else' statements.
516 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
518 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
520 * config/i386/i386.opt: Add msse2avx.
522 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
523 * config/i386/linux64.h (ASM_SPEC): Likewise.
525 * doc/invoke.texi: Document -msse2avx.
527 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
529 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
531 2008-09-29 Joseph Myers <joseph@codesourcery.com>
533 * ifcvt.c (noce_emit_store_flag): If using condition from original
534 jump, reverse it if if_info->cond was reversed.
536 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
538 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
539 non-constant memory if it cannot be forced to constant memory.
540 Overhaul surrounding code and factor out common condition.
542 2008-09-29 Jeff Law <law@redhat.com>
544 * reload1.c (alter_reg): Add missing curly braces.
546 2008-09-29 Michael J. Eager <eager@eagercon.com>
548 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
550 * config/rs6000/rs6000.c (rs6000_override_options): Move
551 rs6000_init_hard_regno_mode_ok after all options changed.
552 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
553 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
554 -msimple-fpu flags. Add warning messages if single FP not configured.
555 (rs6000_file_start): Output gnu_attribute for single-float.
556 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
557 (rs6000_legitimize_address): Likewise.
558 (rs6000_legitimize_reload_address): Likewise.
559 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
561 (function_arg_advance): Likewise (partial conversion).
562 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
563 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
565 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
566 (rs6000_emit_prologue): Likewise.
567 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
569 (rs6000_libcall_value): Likewise.
570 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
571 (TARGET_DOUBLE_FLOAT): New default to 1
572 (TARGET_SIMPLE_FPU): New default to 0
573 (TARGET_SINGLE_FPU): New default to 0
574 (TARGET_SINGLE_FLOAT_MODE): New.
575 (TARGET_DOUBLE_FLOAT_MODE): New.
576 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
577 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
579 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
580 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
581 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
582 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
583 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
584 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
585 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
586 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
587 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
588 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
589 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
590 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
591 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
592 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
593 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
594 cmptf_internal1, *cmptf_internal2): Condition on
596 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
597 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
598 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
599 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
600 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
601 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
603 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
604 * config/rs6000/rs6000.opt (-msingle-float): New.
605 (-mdouble-float): New.
607 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
608 -msingle-float, -mdouble-float, -msimple-fpu options.
609 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
610 _SOFT_DOUBLE for -msingle-float.
611 * config.gcc: New config for target=powerpc-xilinx-eabi.
613 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
615 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
617 (new_scop): Take entry and exit edge to define new SCoP.
618 (sd_region_p): New structure used during SCoP detection.
619 (move_scops): Delete.
620 (move_sd_regions): New.
621 (scopdet_info): Change the definition from edges back to basic_blocks.
622 (scopdet_edge_info): Work on basic_blocks and rename to
623 scopdet_basic_block_info.
624 (split_difficult_bb): At the moment removed. We should later
625 add it at another place.
626 (build_scops_1): Work on basic_blocks.
627 (bb_in_sd_region): New.
628 (find_single_entry_edge): New.
629 (find_single_exit_edge): New.
630 (create_single_entry_edge): New.
631 (sd_region_without_exit): New.
632 (create_single_exit_edge): New.
633 (unmark_exit_edges): New.
634 (mark_exit_edges): New.
635 (create_sese_edges): New.
636 (build_graphite_scops): New.
637 (build_scops): Make SCoPs SESE.
638 (limit_scops): Use the new functions.
640 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
642 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
644 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
647 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
648 address to a register before taking the lower part.
650 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
652 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
655 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
656 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
659 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
660 the newly created variable.
661 Create a VECTOR_CST of all 1s for vector types.
663 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
666 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
668 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
670 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
671 order to convert between modes.
672 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
674 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
676 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
679 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
682 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
686 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
688 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
689 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
690 them to yield false with MIPS16.
692 2008-09-26 Jakub Jelinek <jakub@redhat.com>
695 * dwarf2out.c (tls_mem_loc_descriptor): New function.
696 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
697 mem_loc_descriptor failed. Accept UNSPEC.
698 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
699 fail if one of the loc_descriptor calls for pieces failed.
700 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
701 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
702 if loc_descriptor_from_tree_1 on offset failed.
705 * opts.c (common_handle_option): Don't call print_specific_help with
706 CL_SAVE as first argument.
708 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
709 Steve Ellcey <sje@cup.hp.com>
711 * configure: Regenerate for new libtool.
714 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
716 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
717 alias set on MEM when saving stack pointer.
718 * config/rs6000/rs6000.md (allocate_stack): Likewise
720 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
722 PR tree-optimization/37574
723 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
724 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
725 instead of vector_type for constants. Take computation out of loop.
726 (vect_get_vec_def_for_operand): Use only vectype for constant case,
727 and use only vector_type for invariant case.
728 (get_initial_def_for_reduction): Use vectype instead of vector_type.
730 2008-09-25 Jakub Jelinek <jakub@redhat.com>
733 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
734 the decl is a VAR_DECL or FUNCTION_DECL.
736 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
739 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
740 (mark_ref_live, mark_ref_dead): Use them.
741 (def_conflicts_with_inputs_p): Remove.
742 (mark_early_clobbers): New function.
743 (process_bb_node_lives): Call preprocess_constraints and
746 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
748 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
751 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
752 (ira_compress_allocno_live_ranges): New prototype.
754 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
755 (coalesced_allocnos_living_at_program_points): New.
756 (coalesced_allocnos_live_at_points_p,
757 set_coalesced_allocnos_live_points): New functions.
758 (coalesce_spill_slots): Rewrite.
760 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
761 ira_compress_allocno_live_ranges): New functions.
763 * ira-build.c (ira_flattening): Call
764 ira_compress_allocno_live_ranges.
767 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
769 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
772 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
774 * combine.c (make_compound_operation): Handle the 'E' format.
775 (count_rtxs): Likewise.
776 (update_table_tick): Likewise.
777 (get_last_value_validate): Likewise.
779 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
781 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
783 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
785 * matrix-reorg.c (transform_allocation_sites): Initializers
786 added to avoid the warning.
788 2008-09-25 Martin Jambor <mjambor@suse.cz>
790 * cgraph.c (free_nodes): New variable.
791 (NEXT_FREE_NODE): New macro.
792 (cgraph_create_node): Reuse nodes from the free list. Do not
793 update uid if doing so.
794 (cgraph_remove_node): Add the node to the free list.
796 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
798 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
800 2008-09-24 Richard Henderson <rth@redhat.com>
802 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
803 * unwind-dw2.c (execute_stack_op): Handle it.
805 2008-09-24 David Edelsohn <edelsohn@gnu.org>
808 2008-09-24 Michael J. Eager <eager@eagercon.com>
810 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
812 * c-common.c (fname_decl): New location argument.
813 * c-common.h (fname_decl): Same.
814 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
816 (c_parser_typeof_specifier): Same.
817 (c_parser_parms_list_declarator): Same.
818 (c_parser_asm_string_literal): Same.
819 (c_parser_compound_statement_nostart): Same.
820 (c_parser_label): Same.
821 (c_parser_do_statement): Same.
822 (c_parser_asm_statement): Same.
823 (c_parser_unary_expression): Same.
824 (c_parser_sizeof_expression): Same.
825 (c_parser_postfix_expression): Same.
826 (c_parser_pragma): Same.
827 (c_parser_omp_clause_collapse): Same.
828 (c_parser_omp_clause_num_threads): Same.
829 (c_parser_omp_clause_schedule): Same.
830 (c_parser_omp_all_clauses): Same.
831 (c_parser_omp_sections_scope): Same.
832 (c_parser_omp_for_loop): Same. Pass condition's location to
833 c_objc_common_truthvalue_conversion.
834 (c_parser_enum_specifier): Remove comment.
836 2008-09-24 Michael J. Eager <eager@eagercon.com>
838 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
840 * config/rs6000/rs6000.c (rs6000_override_options): Move
841 rs6000_init_hard_regno_mode_ok after all options changed.
842 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
843 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
844 -msimple-fpu flags. Add warning messages if single FP not configured.
845 (rs6000_file_start): Output gnu_attribute for single-float.
846 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
847 (rs6000_legitimize_address): Likewise.
848 (rs6000_legitimize_reload_address): Likewise.
849 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
851 (function_arg_advance): Likewise.
852 (function_arg): Likewise.
853 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
854 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
856 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
857 (rs6000_emit_prologue): Likewise.
858 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
860 (rs6000_libcall_value): Likewise.
861 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
862 (TARGET_DOUBLE_FLOAT): New default to 1
863 (TARGET_SIMPLE_FPU): New default to 0
864 (TARGET_SINGLE_FPU): New default to 0
865 (TARGET_SINGLE_FLOAT_MODE): New.
866 (TARGET_DOUBLE_FLOAT_MODE): New.
867 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
868 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
870 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
871 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
872 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
873 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
874 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
875 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
876 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
877 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
878 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
879 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
880 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
881 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
882 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
883 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
884 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
885 cmptf_internal1, *cmptf_internal2): Condition on
887 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
888 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
889 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
890 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
891 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
892 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
894 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
895 * config/rs6000/rs6000.opt (-msingle-float): New.
896 (-mdouble-float): New.
898 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
899 -msingle-float, -mdouble-float, -msimple-fpu options.
900 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
901 _SOFT_DOUBLE for -msingle-float.
902 * config.gcc: New config for target=powerpc-xilinx-eabi.
904 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
906 * config/sparc/constraints.md: New file.
907 * config/sparc/sparc.md: Include it.
908 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
909 (sparc_extra_constraint_check): Delete.
910 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
911 (memory_ok_for_ldd): New predicate.
912 (sparc_extra_constraint_check): Delete.
913 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
914 (CONST_OK_FOR_LETTER_P): Likewise.
915 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
916 (EXTRA_CONSTRAINT): Likewise.
918 2008-08-23 Steve Ellcey <sje@cup.hp.com>
920 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
922 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
924 * alias.c (find_base_value): Use FIND_BASE_TERM.
925 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
927 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
929 * config/i386/i386.c: Include cselib.h.
930 (ix86_pic_register_p): New function.
931 (ix86_delegitimize_address): Use it to check for the PIC register.
933 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
935 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
936 * config/i386/i386.c (ix86_find_base_term): Don't check for
937 SYMBOL_REF and LABEL_REF.
939 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
941 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
942 constant PLUS in a CONST.
944 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
946 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
947 check for sibcall support for w64.
949 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
951 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
953 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
955 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
956 parser_build_binary_op.
957 * c-decl.c (build_enumerator): Pass location to build_binary_op.
958 * c-typeck.c (build_array_ref): Same.
959 (parser_build_unary_op): New location argument.
960 (pointer_diff): Pass location to build_binary_op,
961 c_objc_common_truthvalue_conversion.
962 (build_modify_expr): Same.
963 (build_unary_op): New location argument.
964 (build_binary_op): New location argument.
965 (c_objc_common_truthvalue_conversion): Pass location to
966 c_*common_truthvalue_conversion.
967 * c-convert.c (convert): Same.
968 * c-common.c (binary_op_error): New location argument.
969 (pointer_int_sum): Pass location to build_binary_op.
970 (c_common_truthvalue_conversion): New location argument.
971 (warn_for_sign_compare): Same.
972 * c-common.h: Add location argument to c_common_truthvalue_conversion,
973 binary_op_error, build_binary_op, warn_for_sign_compare.
974 * c-parser.c (c_parser_condition): Pass location to
975 c_*common_truthvalue_conversion.
976 (c_parser_conditional_expression): Save condition's location and pass
978 (c_parser_binary_expression): Same, but for the binary operator's
980 (c_parser_omp_for_loop): Pass location to
981 c_objc_common_truthvalue_conversion.
983 2008-09-23 Martin Jambor <mjambor@suse.cz>
985 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
986 (cgraph_node_remove_callees): New temporary f. Hold the next item
988 (cgraph_node_remove_callers): Likewise.
990 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
991 (ipa_node_removal_hook): Likewise.
993 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
994 gimple_call_copy_skip_args and moved to the gimple_call section.
995 * gimple.c (gimple_copy_call_skip_args): Renamed to
996 gimple_call_copy_skip_args. Changed al users.
998 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
1000 * ira-color.c (start_allocno_priorities): Rename to
1001 setup_allocno_priorities. Use costs and
1002 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
1003 range lengths. Get rid off doubles.
1004 (ira_fast_allocations): Call start_allocno_priorities.
1006 2008-09-22 David Daney <ddaney@avtrex.com>
1009 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
1010 register if TARGET_LONG_CALLS.
1012 2008-09-22 Richard Guenther <rguenther@suse.de>
1014 PR tree-optimization/37145
1015 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
1016 value-numbering union accesses with their offset and size only.
1017 (visit_reference_op_load): Fix simplification of inserted conversions.
1018 * tree-ssa-pre.c (find_or_generate_expression): Do not
1019 recursively generate expressions if running FRE.
1021 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
1023 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
1024 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
1025 *baddu_di<mode>): New patterns.
1027 2008-09-22 Richard Guenther <rguenther@suse.de>
1029 PR tree-optimization/37145
1030 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
1031 (phi_translate_1): Constant fold references.
1033 2008-09-22 Ira Rosen <irar@il.ibm.com>
1035 PR tree-optimization/37482
1036 * tree-vectorizer.h (struct _slp_instance): Add new field.
1037 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
1038 (get_earlier_stmt): New function.
1039 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
1041 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
1042 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
1043 asserts that GSI points to the scalar statement being vectorized.
1044 Set new statement location according to GSI.
1045 (vect_schedule_slp_instance): Use GSI of
1046 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
1048 2008-09-21 Jan Hubicka <jh@suse.cz>
1050 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
1051 (ipcp_insert_stage): Update dead_nodes bitmap.
1053 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
1056 * config/i386/t-cygming (SHLIB_LC): Remove.
1057 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
1058 * config/i386/t-cygwin (SHLIB_LC): Specify all required
1061 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
1065 * final.c (mark_symbol_ref_as_used): New helper function.
1066 (output_operand): Instead of just looking inside MEMs for
1067 SYMBOL_REFs, use new helper function and for_each_rtx.
1068 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
1069 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
1070 Make head comment more general.
1071 * config/darwin.c (machopic_output_indirection): Handle weak
1072 references here, like in assemble_external.
1074 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
1076 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
1077 (sparc_emit_float_lib_cmp): Change return type.
1078 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
1079 (gen_compare_operator): New function.
1080 (sparc_emit_float_lib_cmp): Return the new operator to be used in
1081 the comparison sequence. Minor tweaks.
1082 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
1083 that the final operator and the result of sparc_emit_float_lib_cmp
1084 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
1085 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
1086 buneq, bunge, bunle, bltgt): Assert that the final operator and the
1087 result of sparc_emit_float_lib_cmp match for software TFmode.
1088 (movqicc, movhicc, movsicc, movdicc): Merge into...
1089 (mov<I:mode>cc): ...this.
1090 (movsfcc, movdfcc, movtfcc): Merge into...
1091 (mov<F:mode>cc): ...this.
1092 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
1094 (mov<I:mode>_cc_v9): ...this.
1095 (movdi_cc_sp64_trunc): Delete.
1096 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
1097 movdi_cc_reg_sp64): Merge into...
1098 (mov<I:mode>_cc_reg_sp64): ...this.
1099 (movsf_cc_sp64): Rename into...
1100 (movsf_cc_v9): ...this.
1101 (movdf_cc_sp64): Rename into...
1102 (movdf_cc_v9): ...this.
1103 (movtf_cc_hq_sp64): Rename into...
1104 (movtf_cc_hq_v9): ...this.
1105 (movtf_cc_sp64): Rename into...
1106 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
1108 2008-09-21 Diego Novillo <dnovillo@google.com>
1110 * doc/gccint.texi: Include generic.texi and gimple.texi.
1112 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
1113 (GIMPLE): Move to gimple.texi.
1114 (Annotations): Remove references to to stmt_ann_t and
1116 (SSA Operands): Rename from 'Statement Operands'.
1117 * doc/generic.texi: New.
1118 * doc/gimple.texi: New.
1119 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
1121 * Makefile.in (TEXI_GCCINT_FILES):
1122 * gimple.c (gimple_copy_call_skip_args): Rename from
1123 giple_copy_call_skip_args. Update all users.
1124 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
1126 2008-09-21 Ira Rosen <irar@il.ibm.com>
1128 PR tree-optimization/37539
1129 * tree-vect-transform.c (vect_transform_strided_load): Save vector
1130 statement in related statement field only for the first load of the
1131 group of loads with the same data reference.
1133 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
1135 * config/mips/mips.h (TUNE_OCTEON): New macro.
1136 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
1137 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
1138 * config/mips/octeon.md: New file.
1139 * config/mips/mips.md: Include octeon.md. Restore
1140 semi-alphabetical order of include files.
1142 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
1145 * config/i386/i386.md (*jcc_fused_1): Removed.
1146 (*jcc_fused_2): Likewise.
1147 (*jcc_fused_3): Likewise.
1148 (*jcc_fused_4): Likewise.
1150 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1152 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
1153 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
1154 * target.h (gcc_target): Add ira_cover_classes.
1155 * ira.c: Remove IRA_COVER_CLASSES guards.
1156 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
1157 instead of IRA_COVER_CLASSES.
1158 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
1159 (setup_class_translate): Likewise.
1160 (setup_reg_class_intersect_union): Likewise.
1161 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
1162 test of targetm.ira_cover_classes.
1163 * opts.c (decode_options): Use targetm.ira_cover_classes instead
1164 of IRA_COVER_CLASSES.
1165 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
1166 (TARGET_INITIALIZER): Include it.
1167 * targhooks.h (default_ira_cover_classes): Declare.
1168 * targhooks.c (default_ira_cover_classes): New function.
1170 2008-09-19 Bob Wilson <bob.wilson@acm.org>
1172 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
1174 2008-09-19 Ian Lance Taylor <iant@google.com>
1176 * varasm.c (narrowing_initializer_constant_valid_p): Return
1177 NULL_TREE if ENDTYPE is not an integer.
1179 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1182 * tree-ssa.c (execute_update_addresses_taken): Also update
1183 DECL_GIMPLE_REG_P for vector and complex types.
1185 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
1186 Jan Hubicka <jh@suse.cz>
1189 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
1190 empty before freeing them.
1191 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
1193 2008-09-18 Bob Wilson <bob.wilson@acm.org>
1195 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
1196 * config/xtensa/predicates.md (tls_symbol_operand): New.
1197 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
1198 (TARGET_CANNOT_FORCE_MEM): Define.
1199 (xtensa_tls_symbol_p): New.
1200 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
1201 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
1202 (xtensa_tls_module_base): New.
1203 (xtensa_call_tls_desc): New.
1204 (xtensa_legitimize_tls_address): New.
1205 (xtensa_legitimize_address): Handle TLS symbols.
1206 (xtensa_tls_referenced_p_1): New.
1207 (xtensa_tls_referenced_p): New.
1208 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
1210 (XTENSA_BUILTIN_THREAD_POINTER): New.
1211 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
1212 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
1213 builtin. Add declarations for __builtin_thread_pointer and
1214 __builtin_set_thread_pointer.
1215 (xtensa_fold_builtin): Recognize new builtins.
1216 (xtensa_expand_builtin): Expand new builtins.
1217 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
1218 (TARGET_THREADPTR): Define.
1219 (HAVE_AS_TLS): Define default value.
1220 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
1221 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
1222 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
1223 (UNSPECV_SET_TP): New.
1224 (sym_TPOFF, sym_DTPOFF): New.
1225 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
1226 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
1227 * configure: Regenerated.
1229 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
1232 * config/ia64/ia64.c (ia64_optimization_options): Move
1233 checking and setting flag_schedule_insns_after_reload and
1234 ia64_flag_schedule_insns2 back to ...
1235 (ia64_override_options): Here.
1237 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1240 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1241 zero extend count after the correction to it is done.
1242 (doloop_optimize): Update call to doloop_modify, don't zero extend
1245 2008-09-18 Martin Jambor <mjambor@suse.cz>
1247 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
1249 * ipa-prop.c: Correct comments.
1250 * ipa-prop.h: Likewise.
1252 2008-09-18 Jan Hubicka <jh@suse.cz>
1255 * ipa-reference.c (ipa_reference_local_vars_info_d,
1256 ipa_reference_global_vars_info_d,
1257 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1258 ipa_reference_vars_info_t): Move here from ipa-reference.h
1259 (node_duplication_hook_holder, node_removal_hook_holder): New.
1260 (get_reference_vars_info_from_cgraph): Rename to ...
1261 (get_reference_vars_info): ... this one, use cgraph uids.
1262 (get_local_reference_vars_info, get_global_reference_vars_info):
1263 Use cgraph instead of decl.
1264 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1266 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
1267 ipa_reference_get_written_global,
1268 ipa_reference_get_not_written_global): Use cgraph argument.
1269 (check_call): Simplify avail check.
1270 (scan_stmt_for_static_refs): Update.
1271 (propagate_bits): Update.
1272 (merge_callee_local_info): Remove.
1273 (init_function_info): Use cgraph nodes.
1274 (clean_function_local_data): Break out from ...
1275 (clean_function): ... here.
1276 (copy_local_bitmap, copy_global_bitmap): New functions.
1277 (duplicate_node_data, remove_node_data): New functions.
1278 (generate_summary): Register hooks; use visibility instead of
1280 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
1281 * ipa-reference.h (ipa_reference_local_vars_info_d,
1282 ipa_reference_global_vars_info_d,
1283 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1284 ipa_reference_vars_info_t): Move to ipa-reference.c
1285 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1287 (ipa_reference_get_read_global, ipa_reference_get_written_global,
1288 ipa_reference_get_not_read_global,
1289 ipa_reference_get_not_written_global): Update prototype.
1290 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
1291 (init_state): Remove.
1292 (node_duplication_hook_holder, node_removal_hook_holder): New.
1293 (get_function_state, set_function_state): Use VECtor.
1294 (analyze_function): Check body availability.
1295 (add_new_function): Likewise.
1296 (duplicate_node_data, remove_node_data): New.
1297 (generate_summary): Register hooks; do not care about clones.
1298 (propafate): Do not care about clones; recursive functions are
1300 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
1301 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
1302 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
1304 * tree-flow.h (function_ann_d): Remove reference_vars_info.
1305 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
1306 Update call of ipa-reference accesors.
1308 2008-09-18 Simon Baldwin <simonb@google.com>
1310 * c-opts.c (c_common_handle_option): Add handling for
1311 -Wbuiltin-macro-redefined command line option.
1312 * c.opt: Added builtin-macro-redefined option.
1313 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
1316 2008-09-18 Richard Guenther <rguenther@suse.de>
1318 PR tree-optimization/37258
1319 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
1320 and signedness for integral types.
1321 (vn_phi_eq): Require compatible types.
1323 2008-09-18 Jakub Jelinek <jakub@redhat.com>
1326 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
1327 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1329 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1330 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1331 ggc_free other TREE_LIST nodes from that chain.
1332 * function.c (instantiate_decls): Instantiate also DECL_RTL
1333 of vars in cfun->local_decls, free that list afterwards.
1335 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1337 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1338 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1340 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1342 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1343 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1345 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1347 PR tree-optimization/37102
1348 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1349 from a node. Check to see if another PHI is dead.
1350 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1351 remove real PHIs which have no uses.
1352 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1354 2008-09-18 Richard Guenther <rguenther@suse.de>
1357 * tree-cfg.c (remove_useless_stmts_1): Remove
1358 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1360 2008-09-18 Nick Clifton <nickc@redhat.com>
1362 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1363 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1364 to frv_secondary_reload_class.
1365 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1366 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1367 (frv_secondary_reload_class): Omit unused parameter.
1368 (frv_secondary_reload): New function. Handle the case when
1369 secondary_reload_class() is called before the reload_(in|out)
1370 _optabs have been initialised.
1371 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1373 * config/frv/frv.md: Define an exclusion set between fr550_m0
1376 2008-09-18 Richard Guenther <rguenther@suse.de>
1378 PR tree-optimization/37456
1379 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1380 want to insert after ends a BB insert on the single fallthru
1383 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1385 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1386 Mention -march=z9-109, z9-ec and z10.
1388 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1390 PR rtl-optimization/37544
1391 * regrename.c (maybe_mode_change): Exit early when copy_mode
1392 is narrower than orig_mode and narrower than new_mode.
1394 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1397 * sched-int.h (struct _haifa_insn_data): Remove unused field
1400 * sched-rgn.c (ref_counts): Remove.
1401 (insn_referenced): New static variable.
1402 (INSN_REF_COUNT): Remove.
1403 (sched_run_compute_dependencies): Use insn_referenced instead of
1405 (add_branch_dependences): Likewise. Delete dead assignment.
1407 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1409 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1410 consumer is an asm. Add comment why this is important.
1411 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1412 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1415 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1417 * expr.c (emit_group_store): Do not shift before moving via a
1420 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1422 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1423 from aggregate to non-aggregate type if the bit pattern is not fully
1424 preserved afterwards.
1426 2008-09-17 Richard Guenther <rguenther@suse.de>
1428 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1429 (verify_gimple_assign): ... this. Split into ...
1430 (verify_gimple_assign_unary): ... this,
1431 (verify_gimple_assign_binary): ... that,
1432 (verify_gimple_assign_single): ... and this.
1433 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1434 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1435 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1436 (verify_types_in_gimple_reference): Be forgiving with
1438 (verify_gimple_phi): Deal with virtual operands.
1440 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1442 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1444 * tree.c (get_callee_fndecl): Don't call the language hook.
1445 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1446 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1447 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1449 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1451 * tree.c (protected_set_expr_location): Don't unnecessarily
1452 check for error_mark_node.
1454 2008-09-17 Art Haas <ahaas@impactweather.com>
1456 * ipa-reference.c (analyze_function): Declare step only if
1457 ENABLE_CHECKING is defined.
1459 2008-09-17 Jan Hubicka <jh@suse.cz>
1462 * tree.h (DECL_INLINE): remove.
1463 (DECL_DECLARED_INLINE_P): Update docs.
1464 (DECL_NO_INLINE_WARNING_P): new.
1465 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1466 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1468 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1469 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1472 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1475 2008-09-17 Jan Hubicka <jh@suse.cz>
1477 * ipa-reference.c (ipa_obstack): Remove.
1478 (local_info_obstack, global_info_obstack): New.
1479 (add_static_var): We now handle variables only.
1480 (mark_address_taken, mark_load, mark_store): New functions based on ...
1481 (check_operand): ... remove.
1482 (get_asm_stmt_operands): Rename to ...
1483 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1484 (scan_stmt_for_static_refs): Rewrite.
1485 (scan_op_for_static_refs): Rename to ...
1486 (scan_initializer_for_static_refs): do not look for VAR_DECL
1487 initializers; stop recursion on types and decls.
1488 (ipa_init): Use proper obstacks.
1489 (analyze_variable): Use scan_initializer_for_static_refs.
1490 (init_function_info): Use local obstack.
1491 (analyze_function): Simplify.
1492 (add_new_function): We don't need visited_nodes obstack.
1493 (generate_summary): Use proper obstacks; cleanup after propagation.
1495 2008-09-17 Richard Guenther <rguenther@suse.de>
1498 PR tree-optimization/37491
1499 * alias.c (get_alias_set): Use the canonical type.
1500 * tree-vect-transform.c (vectorizable_store): Use the type of
1501 the lhs for the vector type. Adjust checking.
1502 (vectorizable_load): Adjust checking.
1504 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1505 Adam Nemet <anemet@caviumnetworks.com>
1507 PR rtl-optimization/37483
1508 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1509 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1510 Rearrange code to better match the original comment. Check
1511 t_unconditional first. Improve comment.
1513 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1516 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1517 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1520 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1521 GIMPLE_TRY if cleanup sequence is empty.
1523 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1526 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1527 eliminate IV if the cost are the same.
1529 2008-09-16 Richard Guenther <rguenther@suse.de>
1532 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1535 2008-09-16 Richard Guenther <rguenther@suse.de>
1537 PR tree-optimization/37508
1538 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1540 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1542 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1544 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1546 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1547 use gen_floatdidf2 directly.
1548 (floatunssidf2): Likewise.
1549 (floatsidf_ppc64_mfpgpr): Remove.
1550 (floatsidf_ppc64): Remove.
1551 (floatunssidf_ppc64): Remove.
1553 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1555 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1556 rather than update_cost_queue.
1558 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1559 in every call starting with the second one, instead of only when
1560 alias_bitmap_obstack.elements != NULL.
1562 * tree-predcom.c (filter_suitable_components): Free all refs in
1563 act->refs vector before calling release_component.
1564 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1566 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1568 * tree-loop-linear.c (linear_transform_loops): Initialize
1569 lambda_obstack only after calling perfect_loop_nest_depth.
1570 Goto free_and_continue instead of just continue for later failures.
1573 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1576 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1578 2008-09-14 Andreas Schwab <schwab@suse.de>
1580 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1582 2008-09-14 Jan Hubicka <jh@suse.cz>
1584 * invoke.texi (-fconserve-stack): Document.
1585 * opts.c (decode_options): Handle conserve_stack.
1586 * common.opt (fconvserve_stack): New.
1588 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1590 * config.host: Add x-aix to host_xmake_file.
1591 * config/rs6000/t-aix52: Do not override LDFLAGS.
1592 * config/rs6000/x-aix: New file.
1594 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1600 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1601 is not recognized as a valid register usage. Allow REG_X to be used
1603 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1604 forces a reload when using a base register.
1606 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1608 * config/i386/cygming-crtend.c (register_frame_ctor): If
1609 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1610 directly with atexit.
1611 (deregister_frame_ctor): Rename to ...
1612 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1613 if !DEFAULT_USE_CXA_ATEXIT.
1615 2008-09-13 Jan Hubicka <jh@suse.cz>
1617 * cgraph.c: Include value-prof.h
1618 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1620 2008-09-13 Jan Hubicka <jh@suse.cz>
1623 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1624 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1625 tree_gen_one_value_profiler, tree_gen_average_profiler,
1626 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1628 2008-09-13 Jan Hubicka <jh@suse.cz>
1630 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1631 too many bytes on misalligned blocks.
1633 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1635 * doc/cfg.texi: Fix some typos.
1636 * doc/extend.texi: Likewise.
1637 * doc/install.texi: Likewise.
1638 * doc/invoke.texi: Likewise.
1639 * doc/rtl.texi: Likewise.
1640 * doc/tree-ssa.texi: Likewise.
1642 2008-09-13 Richard Guenther <rguenther@suse.de>
1645 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1646 gimple stores for memory rhs.
1648 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1650 PR rtl-optimization/37489
1651 * cse.c (fold_rtx): Don't return const_true_rtx for float
1652 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1654 2008-09-13 Jan Hubicka <jh@suse.cz>
1656 PR tree-optimization/37392
1657 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1659 2008-09-13 Martin Jambor <mjambor@suse.cz>
1660 Jan Hubicka <jh@suse.cz>
1662 * cgraph.c (free_edges): New variable.
1663 (NEXT_FREE_EDGE): New macro.
1664 (cgraph_free_edge): New function.
1665 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1666 (cgraph_node_remove_callees): Likewise.
1667 (cgraph_node_remove_callers): Likewise.
1668 (cgraph_create_edge): Reuse edges from the free list. Do not
1669 update uid if doing so.
1670 (cgraph_remove_*_hook): Add free call.
1672 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1674 * ira-color.c (conflict_allocno_vec): Delete.
1675 (update_cost_queue_elem): New structure.
1676 (update_cost_queue): New variable.
1677 (update_cost_queue_tail): Likewise.
1678 (update_cost_queue_elems): Likewise.
1679 (allocno_update_cost_check): Delete.
1680 (initiate_cost_update): Allocate update_cost_queue_elems
1681 instead of allocno_update_cost_check.
1682 (finish_cost_update): Update the free()s accordingly.
1683 (start_update_cost): New function.
1684 (queue_update_cost): Likewise.
1685 (get_next_update_cost): Likewise.
1686 (update_copy_costs_1): Inline into...
1687 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1688 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1689 once we've established they are equal. Don't allocate update
1690 costs if there is nothing to add to them.
1691 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1692 DIVISOR arguments. Use a queue instead of recursive calls;
1693 process all the allocnos in the initial queue, rather than
1695 (assign_hard_reg): Use queue_update_cost instead of
1696 conflict_allocno_vec. Queue coalesced allocnos instead
1697 of calling update_conflict_hard_regno_costs for each one.
1698 Just call update_conflict_hard_regno_costs once for the
1700 (ira_color): Remove conflict_allocno_vec handling.
1702 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1704 PR tree-optimization/37484
1705 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1706 (save_var_name): Same.
1707 (initialize_cloog_names): Same.
1708 (initialize_cloog_names): Same.
1710 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1712 * tree-scalar-evolution.c (set_instantiated_value): Set
1715 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1719 * ira-build.c (common_loop_tree_node_dominator): Remove.
1720 (copy_live_ranges_to_removed_store_destinations): New function.
1721 (regno_top_level_allocno_map): Move to top level from ...
1722 (ira_flattening): ... here. Use
1723 copy_live_ranges_to_removed_store_destinations.
1725 * ira-emit.c (generate_edge_moves): Fix a comment.
1727 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1730 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1731 scratch register after 'set' pattern.
1733 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1735 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1736 information passed to mark_reg_pointer.
1737 * explow.c (force_reg): Likewise.
1739 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1741 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1742 when building for the celledp architecture.
1744 2008-09-12 Richard Guenther <rguenther@suse.de>
1746 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1748 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1750 PR rtl-optimization/37424
1751 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1752 the regnos instead of the addresses.
1754 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1756 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1758 2008-09-11 Richard Guenther <rguenther@suse.de>
1760 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1761 entering the weaker equivalence recording.
1763 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1765 2008-09-11 Jeff Law <law@redhat.com>
1767 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1768 by assign_stack_local on the IRA path for stack slot sharing
1769 as well as the non-IRA path.
1771 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1773 * config/i386/i386.h: Fix whitespace issues.
1775 2008-09-11 Martin Jambor <mjambor@suse.cz>
1777 * ipa-prop.h (struct ipa_param_flags): Removed.
1778 (struct ipa_param_descriptor): New structure.
1779 (struct ipa_node_params): ipcp_lattices, param_decls and
1780 param_flags moved to ipa_param_description.
1781 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1782 descriptors. Renamed all users.
1783 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1784 changed to access descriptors. Renamed all users.
1785 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1786 to access descriptors. Renamed all users.
1787 * ipa-cp.c (ipcp_init_cloned_node): Call
1788 ipa_initialize_node_params instead of ipa_count_formal_params and
1789 ipa_create_param_decls_array.
1790 (ipcp_analyze_node): Likewise.
1791 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1792 descriptors. Renamed all users.
1793 (ipcp_initialize_node_lattices): Remove allocation.
1794 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1795 ipa_initialize_node_params instead of ipa_count_formal_params and
1796 ipa_create_param_decls_array.
1797 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1798 ipa_populate_param_decls, made static, added parameter info,
1799 renamed mt to node, removed allocation, changed to use
1801 (ipa_count_formal_params): Made static, added parameter info,
1803 (ipa_initialize_node_params): New function.
1804 (ipa_check_stmt_modifications): Changed to use descriptors.
1805 (ipa_detect_param_modifications): Removed allocation, changed to
1807 (ipa_note_param_call): Changed to use descriptors.
1808 (ipa_analyze_params_uses): Removed allocation.
1809 (ipa_free_node_params_substructures): Changed to use descriptors.
1810 (ipa_edge_duplication_hook): Use the unused attribute.
1811 (ipa_node_duplication_hook): Use the unused attribute, changed to
1812 use descriptors, changed to duplicate descriptors.
1814 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1815 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1816 indirect inlining. Made static.
1817 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1818 functions called only once.
1819 (cgraph_decide_recursive_inlining): Don't call
1820 ipa_propagate_indirect_call_infos, pass new_edges to
1821 cgraph_mark_inline_edge instead.
1822 (cgraph_decide_inlining_of_small_functions): Don't call
1823 ipa_propagate_indirect_call_infos, pass new_edges to
1824 cgraph_mark_inline_edge instead.
1825 (cgraph_decide_inlining): Don't call
1826 ipa_propagate_indirect_call_infos.
1827 * ipa-prop.c: Check that vectors are allocated.
1829 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1830 iff a new cgraph edges have been created.
1831 (cgraph_decide_inlining): New variable redo_always_inline.
1832 Flattening and always_inlining loop until callgraph stabilizes.
1833 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1834 true iff new cgraph edges have been created.
1835 (propagate_info_to_inlined_callees): Likewise.
1836 (ipa_propagate_indirect_call_infos): Likewise.
1838 2008-09-11 Richard Guenther <rguenther@suse.de>
1840 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1841 (set_prologue_iterations): Likewise.
1842 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1844 (vect_update_init_of_dr): Likewise.
1845 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1847 * fold-const.c (fold_unary): Do not generate calculations
1850 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1852 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1853 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1854 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1856 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1858 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1859 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1860 before finalizing the changes.
1861 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1863 (simplify_truth_ops_using_ranges): New.
1864 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1865 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1866 whether a simplification was made.
1867 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1868 use a switch statement and also call simplify_truth_ops_using_ranges.
1870 2008-09-11 Jan Hubicka <jh@suse.cz>
1872 * ggc-common.c (loc_array): Make static.
1873 * dce.c (rest_of_handle_ud_dce): Free worklist.
1875 2008-09-11 Jan Hubicka <jh@suse.cz>
1877 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1878 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1879 function so we are sure we do not dangle it forever.
1880 * function.c (outer_function_chain, find_function_data): Remove.
1881 (function_context_stack): New.
1882 (push_function_context, pop_function_context): Update.
1883 * function.h (struct function): Remove pointer outer.
1884 (outer_function_chain, find_function_data): Remove.
1885 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1887 2008-09-11 Jan Hubicka <jh@suse.cz>
1890 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1892 2008-09-11 Jan Hubicka <jh@suse.cz>
1894 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1896 2008-09-11 Jan Hubicka <jh@suse.cz>
1898 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1899 (free_var_map_entry): New function.
1900 (redirect_edge_var_map_destroy): Use it.
1902 2008-09-11 Jan Hubicka <jh@suse.cz>
1905 * tree-inline.c (add_lexical_block): Replace with ...
1906 (prepend_lexical_block): ... prepend at begginig.
1907 (remap_blocks): Use it and reverse later.
1908 (expand_call_inline): Use prepend_lexical_block.
1910 2008-09-11 Jan Hubicka <jh@suse.cz>
1912 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1914 2008-09-11 Jan Hubicka <jh@suse.cz>
1916 * function.c (free_after_compilation): Call insn_locators_free.
1917 * cfglayout.c (insn_locators_free): New function.
1918 * rtl.h (insn_locators_free): Declare.
1920 2008-09-11 Jan Hubicka <jh@suse.cz>
1922 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1924 (cond_move_process_if_block): Update call.
1926 2008-09-11 Jan Hubicka <jh@suse.cz>
1928 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1929 * vec.c: Include hashtab.h
1930 (vec_descriptor, ptr_hash_entry): New structures.
1931 (vec_desc_hash, vec_ptr_map): New static variables.
1932 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1933 register_overhead, free_overhead, vec_heap_free): New functions.
1934 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1935 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1936 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1939 2008-09-11 Ira Rosen <irar@il.ibm.com>
1941 PR tree-optimization/37474
1942 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1943 length of load permutation.
1945 2008-09-11 Andreas Schwab <schwab@suse.de>
1947 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1949 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1952 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1953 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1954 simplify_gen_subreg.
1956 2008-09-11 Ira Rosen <irar@il.ibm.com>
1958 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1961 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1964 * gimplify.c (gimplify_body): Call default_rtl_profile.
1967 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1968 instead of tok->val.node if not expanding to something else. Handle
1969 intervening CPP_PADDING tokens.
1970 (altivec_categorize_keyword): Remove unneeded comparisons.
1972 2008-09-10 Richard Guenther <rguenther@suse.de>
1974 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1976 2008-09-10 Richard Guenther <rguenther@suse.de>
1979 * tree-inline.c (insert_init_stmt): Make sure to not
1980 insert invalid gimple stores.
1982 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1984 PR tree-optimization/37388
1985 * toplev.c (process_options): Fail and warn when graphite
1986 flags are used, but the compiler has not been configured
1987 with graphite libraries.
1988 * graphite.c (graphite_transform_loops): Remove printfs
1989 to dump_file for the case when graphite is not available.
1991 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1994 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1995 the even element into register.
1996 (ix86_expand_vector_init_general): Don't use
1997 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1998 if we can't move from GPR to SSE register directly.
2000 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
2002 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
2003 not lose track of the number of NOPs needed. Number of NOPs needed
2004 for sync vs. loads workaround was switched; corrected. Run second
2005 pass for all workarounds. No NOPs needed after call insns. Change
2006 second pass to use find_next_insn_start and find_load helpers in order
2007 to properly detect parallel insns.
2008 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
2010 2008-09-10 Jan Hubicka <jh@suse.cz>
2012 * value-prof.c (gimple_ic): Fix tuplification bug.
2013 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
2016 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2018 PR tree-optimization/37353
2019 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
2020 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
2021 calls instead of cond_dead_built_in_calls.
2022 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
2023 initalize the vector only before adding first entry. Use VEC_safe_push
2024 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
2025 shrink_wrap_conditional_dead_built_in_calls call.
2027 2008-09-10 Ira Rosen <irar@il.ibm.com>
2029 PR tree-optimization/37385
2030 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
2031 argument, and use it as a vector type if not NULL.
2032 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
2034 (vect_setup_realignment): Call vect_create_data_ref_ptr with
2035 additional argument.
2036 (vectorizable_load): Likewise.
2038 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2040 * config/i386/i386.md (SWI32): New mode iterator.
2041 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
2044 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2046 PR rtl-optimization/37435
2047 * caller-save.c (insert_restore, insert_save): Check the mode by
2050 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2053 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
2055 (dw2_output_indirect_constant_1): Use unstripped name in symbol
2058 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
2060 * doc/invoke.texi (ARM Options): Correct errors in discussion
2061 of -mfloat-abi, -mhard-float, and -msoft-float.
2063 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2064 Jan Hubicka <jh@suse.cz>
2067 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
2068 calling gimple_regimplify_operands on it. Iterate over all newly
2069 added statements, not just the last one.
2070 (insert_init_stmt): Insert stmt into seq first, then call
2071 gimple_regimplify_operands on it. Don't create new gimplification
2072 context, nor find referenced vars.
2074 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2077 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
2078 to pointer to vector pointer.
2079 * ipa-prop.c (ipa_propagate_indirect_call_infos,
2080 propagate_info_to_inlined_callees): Likewise.
2081 (update_call_notes_after_inlining): Likewise. Push new indirect edge
2082 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
2083 ipa_check_create_edge_args.
2084 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
2085 argument to pointer to vector pointer.
2086 (cgraph_decide_inlining_of_small_function): Adjust
2087 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
2091 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
2092 optimizing for size, not speed.
2094 PR rtl-optimization/37408
2095 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
2096 if parm is promoted.
2098 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
2100 PR tree-optimization/37375
2101 * tree-scalar-evolution.c (scev_info_str): Add field
2103 (new_scev_info_str, eq_scev_info, find_var_scev_info,
2104 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
2105 set_instantiated_value): Pass instantiated_below.
2106 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
2108 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
2109 the definitions are not instantiated.
2111 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
2112 (block_before_loop): New.
2113 * tree-data-ref.c (dr_analyze_indices): Update uses of
2115 * graphite.c (block_before_scop): New.
2116 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
2117 basic block, not a loop for determining the parameters.
2118 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
2120 (idx_record_params, find_params_in_bb, find_scop_parameters,
2121 build_loop_iteration_domains, add_conditions_to_domain): Update calls
2122 to instantiate_scev.
2124 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2126 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2130 * ira-build.c (ira_create_allocno): Setup frequency to 0.
2132 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
2133 Check zero freq and increase if necessary.
2135 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2137 * ira-conflicts.c (process_regs_for_copy): Check that the hard
2138 regno is in the right range. Add comments.
2140 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2142 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
2144 * mips-tfile.c (copy_object): Cast alloca result to int *.
2145 * mips-tdump.c (print_symbol): Cast xmalloc return values to
2147 Rename class to sclass.
2148 (read_tfile): Cast read_seek return values to proper types.
2149 Cast xcalloc return value to proper type.
2151 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2153 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
2154 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
2155 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2157 2008-09-09 Jan Hubicka <jh@suse.cz>
2159 * profile.c (is_edge_inconsistent): Add debug output; ignore
2160 negative count on fake edges.
2161 (is_inconsistent): Add debug output.
2163 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2165 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
2167 (choose_ready): When first insn is chosen from the ready list, also
2170 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2172 PR rtl-optimization/37360
2173 * haifa-sched.c (max_issue): Do not assert that we never issue more
2174 insns than issue_rate. Add comment.
2176 2008-09-09 Richard Guenther <rguenther@suse.de>
2178 * tree-cfg.c (verify_types_in_gimple_op): Remove.
2179 (verify_types_in_gimple_call): Rename to ...
2180 (verify_gimple_call): ... this. Enhance.
2181 (verify_types_in_gimple_cond): Remove.
2182 (verify_gimple_comparison): New function ...
2183 (verify_types_in_gimple_assign): ... split out from here.
2184 (verify_types_in_gimple_return): Rename to ...
2185 (verify_gimple_return): ... this. Enhance.
2186 (verify_types_in_gimple_switch): Rename to ...
2187 (verify_gimple_switch): ... this. Enhance.
2188 (verify_gimple_goto): New function.
2189 (verify_types_in_gimple_phi): Rename to ...
2190 (verify_gimple_phi): ... this. Enhance.
2191 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
2192 Fold in single-statement cases from verify_types_in_gimple_seq_2.
2193 (verify_types_in_gimple_seq_2): Remove cases handled in
2194 verify_types_in_gimple_stmt.
2196 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
2198 * config/bfin/bfin.c (n_regs_to_save): New static variable.
2199 (push_multiple_operation, pop_multiple_operation): Set it.
2200 (workaround_rts_anomaly): New function.
2201 (workaround_speculation): New function, broken out of bfin_reorg.
2202 (bfin_reorg): Call the new functions.
2204 2008-09-09 Richard Guenther <rguenther@suse.de>
2208 * gimplify.c (gimplify_conversion): Change conversions of
2209 non-register type to VIEW_CONVERT_EXPRs.
2210 (gimplify_addr_expr): If we need to make the operand
2211 addressable make sure to use a properly initialized
2212 temporary for that so it gets a valid gimple store.
2214 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
2216 * function.h (struct function): Add function_start_locus.
2217 * cfgexpand.c (gimple_expand_cfg): Use it.
2218 * c-parser.c (c_parser_declaration_or_fndef): Set it.
2220 2008-09-09 Richard Guenther <rguenther@suse.de>
2222 PR tree-optimization/37433
2223 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
2226 2008-09-09 Richard Guenther <rguenther@suse.de>
2228 PR tree-optimization/37387
2229 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
2230 and bits to a common type.
2232 2008-09-09 Nick Clifton <nickc@redhat.com>
2234 * config/v850/v850.md (return): Restore frame size restriction.
2236 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
2238 * c-common.c (c_expand_decl): Remove.
2239 * c-common.h (anon_aggr_type_p): Remove prototype.
2240 (DECL_ANON_UNION_ELEMS): Remove.
2241 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
2242 * c-decl.c (anon_aggr_type_p): Remove.
2243 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
2244 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
2245 * langhooks.h (struct lang_hooks): Remove expand_decl.
2246 * langhooks.c (lhd_expand_decl): Remove.
2247 * stmt.c (expand_anon_union_decl): Remove.
2248 * tree.h (expand_anon_union_decl): Remove prototype.
2250 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
2253 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
2255 * config/avr/avr.md (QISI) : Define mode iterator.
2256 (negated_tst<mode>) : Redefine as split using mode macro.
2257 (reversed_tstqi): Define insn as reversed compare with zero.
2258 (reversed_tsthi): Ditto.
2259 (reversed_tstsi): Ditto.
2261 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2264 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
2265 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
2268 * predict.c (optimize_function_for_size_p): Don't segfault if
2270 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
2271 tree_swap_operands_p): Don't test cfun != NULL before calling
2272 optimize_function_for_s*_p.
2274 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
2276 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
2279 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
2281 * crx/crx.h (IRA_COVER_CLASSES): Define.
2283 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2286 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
2287 even when a stmt has been gimple_modified_p, but after fold_stmt is
2288 not any longer. Remove unneeded may_have_exposed_new_symbols
2291 2008-09-08 Richard Guenther <rguenther@suse.de>
2293 PR tree-optimization/37421
2294 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
2297 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2300 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
2302 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2305 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
2306 * pa-hpux10.h (LINK_SPEC): Likewise.
2307 * pa-hpux11.h (LINK_SPEC): Likewise.
2309 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2311 * pa32-regs.h (IRA_COVER_CLASSES): Define.
2312 * pa64-regs.h (IRA_COVER_CLASSES): Define.
2314 2008-09-07 Helge Deller <deller@gmx.de>
2316 * pa/linux-atomic.c: New file.
2317 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
2318 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
2320 2008-09-07 Richard Guenther <rguenther@suse.de>
2321 Ira Rosen <irar@il.ibm.com>
2323 PR tree-optimization/36630
2324 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
2325 Call STRIP_NOPS before calling evolution_part_in_loop_num.
2327 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
2328 Ira Rosen <irar@il.ibm.com>
2330 PR tree-optimization/35642
2331 * config/rs6000/altivec.md (mulv8hi3): Implement.
2333 2008-09-06 Jeff Law <law@redhat.com>
2335 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2337 2008-09-06 Jan Hubicka <jh@suse.cz>
2339 PR tree-optimization/14703
2340 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2342 * passes.c (init_optimization_passes): Recompute inline parameters.
2344 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2346 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2349 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2350 Peter Fuerst <post@pfrst.de>
2352 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2353 * doc/extend.texi: Document __builtin_mips_cache.
2354 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2355 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2356 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2357 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2358 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2359 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2360 (set_push_mips_isas): New variable.
2361 (mips_r10k_cache_barrier): New variable.
2362 (cache): New availability predicate.
2363 (mips_builtins): Add an entry for __builtin_mips_cache.
2364 (mips_build_cvpointer_type): New function.
2365 (MIPS_ATYPE_CVPOINTER): New macro.
2366 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2368 (r10k_simplified_address_p, r10k_simplify_address)
2369 (r10k_uncached_address_p, r10k_safe_address_p)
2370 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2371 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2372 (r10k_insert_cache_barriers): New functions.
2373 (mips_reorg_process_insns): Delete cache barriers after a
2374 branch-likely instruction.
2375 (mips_reorg): Call r10k_insert_cache_barriers.
2376 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2377 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2378 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2379 (mips_cache, r10k_cache_barrier): New define_insns.
2381 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2383 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2384 * ira-color.c (setup_allocno_left_conflicts_num): Use
2385 hard_reg_set_equal_p instead of a comparison with
2386 ira_zero_hard_reg_set.
2387 * ira.c (setup_reg_subclasses): Likewise.
2388 (setup_cover_and_important_classes): Likewise.
2389 (setup_class_translate): Likewise.
2390 (setup_reg_class_intersect_union): Likewise.
2391 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2392 (ira_init_once): Don't initialize them.
2394 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2396 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2398 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2400 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2402 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2404 Improved branch hints, safe hints, and scheduling.
2406 * haifa-sched.c (sched_emit_insn) : Define.
2407 * sched-int.h (sched_emit_insn) : Add prototype.
2408 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2409 -mhint-max-distance -msafe-hints) : Document.
2410 * config/spu/spu.c (spu_flag_var_tracking): New.
2411 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2412 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2413 TARGET_ASM_FILE_START): Define.
2414 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2415 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2416 (spu_emit_branch_hint): Add blocks argument.
2417 (insert_branch_hints, insert_nops): Remove.
2418 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2419 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2420 spu_sched_reorder, asm_file_start): New functions.
2421 (clock_var, spu_sched_length, pipe0_clock,
2422 pipe1_clock, prev_clock_var, prev_priority,
2423 spu_ls_first, prev_ls_clock): New static variables.
2424 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2425 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2426 (nopn_nv): Add a non-volatile version of nop.
2427 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2428 -mhint-max-distance, -msafe-hints): New options.
2430 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2431 Samuel Tardieu <sam@rfc1149.net>
2433 * opts.c (decode_options): Combine nested if statements.
2436 * opts.c (decode_options): Handle more relationships among
2437 unit-at-a-time, toplevel-reorder, and section-anchors.
2439 2008-09-05 David Daney <ddaney@avtrex.com>
2441 * doc/install.texi (--enable-reduced-reflection): Document new option.
2443 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2445 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2447 (constantpool_operand): New.
2448 (move_operand): Disallow sub-word modes for the constant pool.
2449 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2450 (xtensa_secondary_reload_class): Replace with....
2451 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2452 Set icode for sub-word reloads from the constant pool.
2453 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2454 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2455 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2456 * config/xtensa/xtensa-protos.h: Update prototypes.
2458 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2460 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2461 (REG_CLASS_NAMES): Update.
2462 (REG_CLASS_CONTENTS): Update.
2463 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2464 of ALL_REGS for regs 77 and 78.
2465 * function.c (instantiate_virtual_regs_in_insn): Assert that
2466 return value of simplify_gen_subreg is not NULL.
2468 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2470 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2471 (gen_rtvec_v): Fix coding standards.
2473 2008-09-04 Jan Hubicka <jh@suse.cz>
2475 * i386.c (decide_alg): Be more conservative about optimizing for size.
2477 2008-09-04 Ian Lance Taylor <iant@google.com>
2479 * varasm.c (narrowing_initializer_constant_valid_p): New
2481 (initializer_constant_valid_p): Call it.
2483 2008-09-04 Jeff Law <law@redhat.com>
2485 * fold-const.c (native_encode_real): Fix computation of WORDS.
2486 (native_interpret_real): Likewise.
2488 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2490 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2492 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2494 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2495 that the cost is already taken into account in ira-costs.c
2497 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2499 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2500 ira_debug_copies): New.
2501 (ira_bulid): Call print_copies.
2503 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2505 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2508 * config/rs6000/rs6000.c (optimization_options): Remove check of
2509 flag_toplevel_order.
2511 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2513 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2514 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2515 second operand is a reg_imm10_operand.
2516 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2517 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2518 (*seq_<GPR:mode><GPR2:mode>): Rename to
2519 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2521 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2522 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2524 (*sne_<GPR:mode><GPR2:mode>): Rename to
2525 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2528 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2530 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2531 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2532 combining an arithmetic right shift by more than 31 and a
2533 trunction. Don't match for out-of-range shift amounts. Set
2534 attribute mode to <MODE>.
2535 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2536 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2537 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2538 shifts by less than 32.
2539 (extv): Change predicate on first operand to accept registers.
2540 Change predicate of the other operands from immediate_operand to
2541 const_int_operand. Expand exts when source is a register.
2542 (extzv): Change predicate of the constant operands from
2543 immediate_operand to const_int_operand.
2544 (extzv<mode>): Change predicate of the constant operands from
2545 immediate_operand to const_int_operand and no constraint. Also
2547 (*extzv_trunc<mode>_exts): New pattern.
2549 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2551 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2552 * config/mips/mips-protos.h (mask_low_and_shift_p,
2553 mask_low_and_shift_len): Declare.
2554 * config/mips/mips.c (mask_low_and_shift_p,
2555 mask_low_and_shift_len): New functions.
2556 (mips_print_operand): Handle new operand prefix "m".
2557 * config/mips/mips.md (*cins<mode>): New pattern.
2559 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2561 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2562 optimizing for size.
2564 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2566 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2567 regardless of epilogue_completed.
2569 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2572 * ira-lives.c (process_bb_node_lives): Check setjmp.
2574 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2577 * ira-build.c (form_loop_tree): Reverse BB walk.
2578 (create_bb_allocnos): Likewise.
2579 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2580 (mark_reg_store): Rename to...
2581 (mark_ref_live): ...this and take a df_ref argument instead of
2582 note_stores arguments. Assert that we have a register.
2583 (mark_reg_clobber): Delete.
2584 (def_conflicts_with_inputs_p): New function.
2585 (mark_reg_conflicts): Delete.
2586 (mark_reg_death): Rename to...
2587 (mark_ref_dead): ...this and take a df_ref argument instead of
2588 a register. Assert that we have a register.
2589 (process_bb_node_lives): Hoist frequency calculation out of
2590 instruction walk. Convert from a forwards scan to a backwards scan.
2591 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2592 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2593 (create_allocno_live_ranges): Don't create regs_set.
2595 2008-09-04 Ian Lance Taylor <iant@google.com>
2597 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2598 or REG_LABEL_TARGET.
2599 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2600 comparing MODE with MEM.
2601 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2602 comparing with GF_PREDICT_TAKEN.
2603 (gimple_get_lhs): Change code to enum gimple_code.
2604 (gimple_set_lhs): Likewise.
2605 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2606 * omp-low.c (find_omp_clause): Change kind parameter to enum
2608 * tree-flow.h (find_omp_clause): Update declaration.
2609 * regrename.c (clear_dead_regs): Change kind parameter to enum
2611 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2613 * see.c (see_get_extension_data): Change return type to enum
2614 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2615 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2616 (see_gen_normalized_extension): Change extension_code parameter to
2618 (see_seek_pre_extension_expr): Change extension_code to enum
2620 (see_merge_one_def_extension): Likewise.
2621 (see_handle_relevant_defs): Likewise.
2622 (see_handle_relevant_uses): Likewise.
2623 (see_analyze_one_def): Likewise.
2624 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2625 GIMPLE_ASM rather than ASM_EXPR.
2626 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2627 GIMPLE_RETURN rather than RETURN_EXPR.
2628 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2629 (evaluate_stmt): Likewise.
2630 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2631 to enum vect_relevant.
2632 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2633 compare gimple codes with tree codes.
2635 2008-09-04 Paul Brook <paul@codesourcery.com>
2637 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2639 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2641 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2642 pointer check lost in the recent no-unit-at-a-time patch.
2644 2008-09-04 Jan Hubicka <jh@suse.cz>
2647 * tree-switch-conversion.c (check_final_bb): Accept only IP
2650 2008-09-04 Jan Hubicka <jh@suse.cz>
2652 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2654 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2655 using_ranges argument.
2656 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2657 (vrp_visit_cond_stmt): Update call of
2658 vrp_evaluate_conditional_warnv_with_ops
2660 2008-09-04 Jan Hubicka <jh@suse.cz>
2662 PR tree-optimization/37345
2663 PR tree-optimization/37358
2664 PR tree-optimization/37357
2665 * tree.c (build_function_type_skip_args): Build distinct type copy;
2667 (build_function_decl_skip_args): Set type of new decl not orig decl;
2668 clear DECL_VINDEX for methods turned into functions.
2670 2008-09-04 Nick Clifton <nickc@redhat.com>
2672 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2673 * configure: Regenerate.
2674 * config.in: Regenerate.
2675 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2676 alignment field, if it is supported.
2678 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2680 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2683 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2685 * config/rs6000/rs6000.c (processor_target_table): Do not
2686 enable VMX for POWER6.
2688 2008-09-03 Anton Blanchard <anton@samba.org>
2690 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2691 emit memory barrier before operation.
2693 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2696 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2697 default_elf_asm_output_external.
2699 2008-09-03 Jeff Law <law@redhat.com>
2701 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2703 2008-09-03 Richard Henderson <rth@redhat.com>
2705 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2706 memory barrier to below the test-and-set.
2707 (alpha_split_lock_test_and_set_12): Likewise.
2709 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2713 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2716 * ira-color.c (print_loop_title): Use all_allocnos.
2717 (color_pass): Ditto. Don't add border_allocnos. Check that
2718 subloop allocno in the correspdoning bitmap all_allocnos.
2720 * ira-emit.c (change_loop): Use all_allocnos.
2722 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2724 (ira_create_allocno): Set up all_allocnos bit for the created
2726 (create_cap_allocno): Remove setting mentioned_allocnos.
2727 (create_insn_allocnos): Ditto.
2728 (remove_unnecessary_allocnos): Use all_allocnos.
2729 (check_allocno_creation): Check that allocnos are in the
2730 corresponding bitmap all_allocnos.
2732 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2736 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2737 (process_regs_for_copy): Process subregs. Refine check when cost
2738 is taken into account in ira-costs.c.
2739 (process_reg_shuffles): Use REG_SUBREG_P.
2740 (add_insn_allocno_copies): Ditto. Ignore modes.
2742 * ira-color.c (conflict_allocno_vec): New.
2743 (COST_HOP_DIVISOR): New macro.
2744 (update_copy_costs_1): Use it.
2745 (update_conflict_hard_regno_costs): New function.
2746 (assign_hard_reg): Use it.
2747 (ira_color): Allocate and free conflict_allocno_vec.
2749 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2753 * ira-int.h (ira_sort_insn_chain): Remove.
2755 * ira.c (basic_block_order_nums, chain_insn_order,
2756 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2757 (ira): Don't call ira_sort_insn_chain.
2759 * reload1.c (reload): Don't call ira_sort_insn_chain.
2761 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2764 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2765 which become non throw.
2766 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2767 update_call_expr after updating the flags on the decl.
2769 2008-09-03 Jan Hubicka <jh@suse.cz>
2771 PR tree-optimization/37315
2772 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2773 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2774 (cgraph_analyze_functions): Use node->analyzed
2775 (cgraph_mark_functions_to_output): Likewise.
2776 (cgraph_expand_function): All functions can be released after
2778 (cgraph_optimize): Use gimple_has_body_p.
2779 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2780 (cgraph_decide_inlining_incrementally): Likewise.
2781 (inline_transform): Inline transform.
2782 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2784 (inlinable_function_p): Drop gimple_body check.
2785 (expand_call_inline): Use gimple_has_body_p.
2786 * gimple.c (gimple_has_body_p): New.
2787 * gimple.h (gimple_has_body_p): Add prototype.
2788 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2789 (dump_function_to_file): Use gimple_has_body_p check.
2791 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2794 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2796 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2798 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2800 From Michael Frysinger <michael.frysinger@analog.com>
2801 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2802 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2805 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2808 * doc/extend.texi: Document picoChip builtin functions.
2809 * doc/invoke.texi: Document picoChip options.
2810 * doc/contrib.texi: Add picoChip contribution.
2811 * doc/md.texi: Document picoChip constraints.
2812 * config.gcc: Add picochip-*-*.
2813 * config/picochip/: Add new port.
2815 2008-09-03 Richard Guenther <rguenther@suse.de>
2817 PR tree-optimization/37328
2818 * tree-sra.c (sra_build_assignment): Gimplify properly.
2819 (generate_copy_inout): Take the correct stmt as definition,
2820 remove bogus assert.
2822 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2824 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2827 From Michael Frysinger <michael.frysinger@analog.com>
2828 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2830 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2832 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2833 (__gthread_setspecific): Revert 2008-08-31 change to
2834 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2836 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2838 * diagnostic.c (error_at): New.
2839 * toplev.h (error_at): New prototype.
2840 * c-typeck.c (build_array_ref): Call error_at instead of error.
2841 Pass location to pedwarn.
2843 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2845 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2847 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2849 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2850 VAR_DECL and CONST_DECL.
2852 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2853 Jakub Jelinek <jakub@redhat.com>
2855 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2856 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2857 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2858 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2859 Don't set ix86_save_varrargs_registers.
2860 (ix86_setup_incoming_varargs): Assume cum != NULL.
2861 (ix86_va_start): Check ix86_varargs_gpr_size and
2862 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2863 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2864 from frame pointer if ix86_varargs_gpr_size == 0.
2865 (ix86_compute_frame_layout): Updated.
2866 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2867 (ix86_varargs_gpr_size): Define.
2868 (ix86_varargs_fpr_size): Likewise.
2869 (machine_function): Remove save_varrargs_registers.
2870 Add varargs_gpr_size and varargs_fpr_size.
2872 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2874 * config/alpha/alpha.c (va_list_skip_additions,
2875 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2876 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2879 PR tree-optimization/36766
2880 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2881 for already removed basic blocks.
2884 * real.c (real_maxval): Clear a lower bit to make real_maxval
2885 match get_max_float for IBM long double format.
2887 2008-09-02 Andreas Schwab <schwab@suse.de>
2889 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2890 * configure: Regenerate.
2892 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2894 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2895 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2896 checking for a non-VOID CONSTANT_P.
2898 2008-09-02 Jan Hubicka <jh@suse.cz>
2900 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2901 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2904 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2906 * expr.c (emit_group_store): Don't assert stack temp mode size.
2908 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2909 Tobias Grosser <grosser@fim.uni-passau.de>
2910 Jan Sjodin <jan.sjodin@amd.com>
2911 Harsha Jagasia <harsha.jagasia@amd.com>
2912 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2913 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2914 Adrien Eliche <aeliche@isty.uvsq.fr>
2916 Merge from graphite branch.
2919 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2920 * doc/invoke.texi (-floop-block, -floop-interchange,
2921 -floop-strip-mine): Document new flags.
2922 * tree-into-ssa.c (gimple_vec): Moved...
2923 * tree-loop-distribution.c (rdg_component): Moved...
2924 * cfgloopmanip.c: Include tree-flow.h.
2925 (update_dominators_in_loop): New.
2926 (create_empty_if_region_on_edge): New.
2927 (create_empty_loop_on_edge): New.
2928 (loopify): Use update_dominators_in_loop.
2929 * tree-pass.h (pass_graphite_transforms): Declared.
2930 * configure: Regenerate.
2931 * tree-phinodes.c (make_phi_node): Export.
2932 (add_phi_node_to_bb): New, split from create_phi_node.
2933 * tree-chrec.c (for_each_scev_op): New.
2934 * tree-chrec.h (for_each_scev_op): Declared.
2935 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2936 (remove_statement): Call get_phi_with_result.
2937 * config.in (HAVE_cloog): Undef.
2938 * gdbinit.in (pgg): New.
2939 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2940 * tree-ssa-loop.c (graphite_transforms): New.
2941 (gate_graphite_transforms): New.
2942 (pass_graphite_transforms): New.
2943 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2944 HAVE_cloog): Defined.
2945 * tree-vectorizer.c (rename_variables_in_bb): Export.
2946 * tree-data-ref.c (dr_may_alias_p): Export.
2947 (stmt_simple_memref_p): New.
2948 (find_data_references_in_stmt): Export.
2949 (find_data_references_in_loop): Export.
2950 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2951 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2952 (create_rdg_vertices): Export.
2953 (build_empty_rdg): New.
2954 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2955 * tree-data-ref.h (rdg_component): ... here.
2957 (struct data_reference): Add a field scop.
2959 (find_data_references_in_loop): Declared.
2960 (find_data_references_in_stmt): Declared.
2961 (create_rdg_vertices): Declared.
2962 (dr_may_alias_p): Declared.
2963 (stmt_simple_memref_p): Declared.
2964 (struct rdg_edge): Add a field ddr_p relation.
2965 (build_empty_rdg): Declared.
2966 * lambda.h (lambda_matrix): Declare a VEC of.
2967 (find_induction_var_from_exit_cond): Declared.
2968 (lambda_vector_compare): New.
2969 * common.opt (fgraphite, floop-strip-mine,
2970 floop-interchange, floop-block): New flags.
2971 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2972 * cfgloop.c (is_loop_exit): New.
2973 * cfgloop.h (is_loop_exit): Declared.
2974 (create_empty_if_region_on_edge): Declared.
2975 (create_empty_loop_on_edge): Declared.
2976 * tree-flow.h (add_phi_node_to_bb): Declared.
2977 (make_phi_node): Declared.
2978 (rename_variables_in_bb): Declared.
2979 (perfect_loop_nest_depth): Declared.
2980 (graphite_transform_loops): Declared.
2981 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2982 (graphite.o-warn): Add -Wno-error.
2983 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2984 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2985 (INCLUDES): Add PPLINC, CLOOGINC.
2986 (OBJS-common): Add graphite.o.
2987 (graphite.o): Add rule.
2988 * gimple.h (gimple_vec): ... here.
2989 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2990 * passes.c (init_optimization_passes): Schedule
2991 pass_graphite_transforms.
2993 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2996 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2997 and -fno-toplevel-reorder after handle_options.
2999 2008-09-02 Paul Brook <paul@codesourcery.com>
3001 * config/arm/arm.c (arm_tune_cortex_a9): Define.
3002 (arm_override_options): Set arm_tune_cortex_a9.
3003 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
3004 (arm_issue_rate): Handle cortexa9.
3005 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
3006 * config/arm/arm-cores.def: Add cortex-a9.
3007 * config/arm/arm-tune.md: Regenerate.
3008 * config/arm/arm.md: Include cortex-a9.md.
3009 (generic_sched, generic_vfp): Add cortexa9.
3010 * config/arm/cortex-a9.md: New file.
3012 2008-09-02 Richard Guenther <rguenther@suse.de>
3014 PR tree-optimization/37327
3015 * tree-vrp.c (register_new_assert_for): Make sure to not have
3016 TREE_OVERFLOW set on the bound.
3018 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
3020 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
3022 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
3023 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
3026 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
3028 * gcc/config/spu/spu.md (divdf3): Removed.
3030 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3032 PR tree-optimization/37095
3033 * cgraph.c (cgraph_node): When creating new cgraph node after
3034 assembler_name_hash has been populated, record it in the hash
3037 2008-09-01 Paul Brook <paul@codesourcery.com>
3039 * doc/invoke.texi: Document -mword-relocations.
3040 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3041 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3042 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3043 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
3044 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
3045 (arm_emit_movpair): New function.
3046 (arm_print_operand <c>): Handle sybolic addresses.
3047 * config/arm/arm.h (TARGET_USE_MOVT): Define.
3048 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3049 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
3050 * config/arm/arm.opt: Add -mword-relocations.
3051 * config/arm/arm.md (movsi): Use arm_emit_movpair.
3052 (arm_movt, arm_movw): New.
3054 2008-09-01 Paul Brook <paul@codesourcery.com>
3056 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
3057 Allow Interworking on ARMv4 EABI based targets.
3058 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
3059 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
3061 2008-09-01 Paul Brook <paul@codesourcery.com>
3063 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
3064 optimized LT0 test. Remove optimization for GT.
3066 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3068 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
3069 openmp applications.
3070 * pa-hpux11.h (LIB_SPEC): Likewise.
3072 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
3075 2008-09-01 Jan Hubicka <jh@suse.cz>
3077 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
3078 present, use only counts; when guessed use only frequencies.
3079 (estimate_bb_frequencies): Use function_frequency.
3080 * profile.c (compute_branch_probabilities): Exit early when
3081 profile reading failed. Set profile_status.
3082 (branch_prob): Do not set profile_status.
3084 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
3086 * tree.c (protected_set_expr_location): New.
3087 * tree.h (protected_set_expr_location): New prototype.
3088 * c-tree.h (build_array_ref): Add argument.
3089 (parser_build_unary_op): Same.
3090 * c-typeck.c (build_indirect_ref): Handle new location argument.
3091 (build_array_ref): Same.
3092 (parser_build_unary_op): Same.
3093 * gimplify.c (gimplify_asm_expr): Set input_location before calling
3095 * c-omp.c (c_finish_omp_atomic): Pass location when calling
3097 * c-common.c (finish_label_address_expr): Handle new location argument.
3098 * c-common.h (build_indirect_ref): Add argument.
3099 (finish_label_address_expr): Same.
3100 * c-parser.c (c_parser_unary_expression): Pass location to build
3102 (c_parser_postfix_expression): Same.
3104 2008-09-01 Paul Brook <paul@codesourcery.com>
3106 * config/arm/arm.md: Include cortex-r4f.md.
3107 (attr fpu): Update type list.
3108 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
3109 fconstd, fcmps and fcmpd.
3110 (attr tune_cortexr4): Define.
3111 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
3112 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
3113 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
3114 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
3115 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
3116 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
3117 cortex_a8_vfp_farith: Ditto.
3118 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
3119 * config/arm/cortex-r4.md: Use tune_cortexr4.
3120 * config/arm/cortex-r4f.md: New file.
3122 2008-09-01 Richard Guenther <rguenther@suse.de>
3124 PR tree-optimization/37305
3125 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
3126 the result of constant conversions.
3127 (fold_gimple_assign): Likewise.
3129 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3131 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
3132 #ifdef ENABLE_CHECKING.
3134 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3136 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
3137 * sched-int.h (print_insn, print_pattern, print_value): Declare also
3138 when !INSN_SCHEDULING.
3140 2008-09-01 Andreas Schwab <schwab@suse.de>
3142 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
3144 2008-09-01 Paul Brook <paul@codesourcery.com>
3146 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
3148 2008-09-01 Jan Hubicka <jh@suse.cz>
3150 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
3152 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
3154 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
3155 * gimplify.c (gimplify_init_constructor): Add speed operand.
3156 * tree-sra.c (decide_block_copy): Likewise.
3157 * tree-inline.c (estimate_move_cost): Likewise.
3158 * config/alpha/alpha.h (MOVE_RATIO): Update.
3159 * config/frv/frv.c (MOVE_RATIO): Update.
3160 * config/spu/spu.h (MOVE_RATIO): Update.
3161 * config/sparc/sparc.h (MOVE_RATIO): Update.
3162 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
3163 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
3164 * config/cris/cris.h (MOVE_RATIO): Update.
3165 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
3166 * config/arm/arm.h (MOVE_RATIO): Update.
3167 * config/pa/pa.md: Update uses of MOVE_RATIO
3168 * config/pa/pa.h (MOVE_RATIO): Update.
3169 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
3170 CLEAR_RATIO, SET_RATIO): Update.
3171 * config/h8300/h8300.h (MOVE_RATIO): Update.
3172 * config/v850/v850.h (MOVE_RATIO): Update.
3173 * config/bfin/bfin.h (MOVE_RATIO): Update.
3175 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
3176 Dmitry Melnik <dm@ispras.ru>
3177 Dmitry Zhurikhin <zhur@ispras.ru>
3178 Alexander Monakov <amonakov@ispras.ru>
3179 Maxim Kuvyrkov <maxim@codesourcery.com>
3181 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
3182 sel-sched-dump.c, sel-sched-ir.c: New files.
3183 * Makefile.in (OBJS-common): Add selective scheduling object files.
3184 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
3185 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
3186 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
3187 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
3188 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
3189 (make_forwarder_block): Update loop latch if we have redirected
3190 the loop latch edge.
3191 * cfgloop.c (get_loop_body_in_custom_order): New function.
3192 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
3193 (CP_FALLTHRU_PREHEADERS): Likewise.
3194 (get_loop_body_in_custom_order): Declare.
3195 * cfgloopmanip.c (has_preds_from_loop): New.
3196 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
3197 Assert that the preheader edge will be fall thru when it is set.
3198 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
3199 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
3200 fsel-sched-substitution, fselective-scheduling): New flags.
3201 * cse.c (hash_rtx_cb): New.
3203 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
3204 sel_sched_insn_cnt): New counters.
3205 * final.c (compute_alignments): Export. Free dominance
3206 info after loop_optimizer_finalize.
3207 * genattr.c (main): Output maximal_insn_latency prototype.
3208 * genautomata.c (output_default_latencies): New.
3209 Factor its code from ...
3210 (output_internal_insn_latency_func): ... here.
3211 (output_internal_maximal_insn_latency_func): New.
3212 (output_maximal_insn_latency_func): New.
3213 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
3214 (struct hard_reg_set_iterator): New.
3215 (hard_reg_set_iter_init, hard_reg_set_iter_set,
3216 hard_reg_set_iter_next): New functions.
3217 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
3218 * lists.c (remove_free_INSN_LIST_node,
3219 remove_free_EXPR_LIST_node): New functions.
3220 * loop-init.c (loop_optimizer_init): When
3221 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
3222 calling create_preheaders.
3223 (loop_optimizer_finalize): Do not verify flow info after reload.
3224 * recog.c (validate_replace_rtx_1): New parameter simplify.
3225 Default it to true. Update all uses. Factor out simplifying
3227 (simplify_while_replacing): ... this new function.
3228 (validate_replace_rtx_part,
3229 validate_replace_rtx_part_nosimplify): New.
3230 * recog.h (validate_replace_rtx_part,
3231 validate_replace_rtx_part_nosimplify): Declare.
3232 * rtl.c (rtx_equal_p_cb): New.
3233 (rtx_equal_p): Use it.
3234 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
3235 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
3236 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
3237 * vecprim.h: Add a vector type for unsigned int.
3238 * haifa-sched.c: Include vecprim.h and cfgloop.h.
3239 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
3240 ready_try, cycle_issued_insns, spec_info): Make global.
3241 (readyp): Initialize.
3242 (dfa_lookahead): New global variable.
3243 (old_max_uid, old_last_basic_block): Remove.
3244 (h_i_d): Make it a vector.
3245 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
3247 (after_recovery, adding_bb_to_current_region_p):
3248 New variables to handle correct insertion of the recovery code.
3249 (struct ready_list): Move declaration to sched-int.h.
3250 (rgn_n_insns): Removed.
3251 (rtx_vec_t): Move to sched-int.h.
3252 (find_insn_reg_weight): Remove.
3253 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
3254 (haifa_init_h_i_d, haifa_finish_h_i_d):
3255 New functions to initialize / finalize haifa instruction data.
3256 (extend_h_i_d, init_h_i_d): Rewrite.
3257 (unlink_other_notes): Move logic to add_to_note_list. Handle
3258 selective scheduler.
3259 (ready_lastpos, ready_element, ready_sort, reemit_notes,
3260 find_fallthru_edge): Make global, remove static prototypes.
3261 (max_issue): Make global. Add privileged_n and state parameters. Use
3263 (extend_global, extend_all): Removed.
3264 (init_before_recovery): Add new param. Fix the handling of the case
3265 when we insert a recovery code before the EXIT which has a predecessor
3266 with a fallthrough edge to it.
3267 (create_recovery_block): Make global. Rename to
3268 sched_create_recovery_block. Update.
3269 (change_pattern): Rename to sched_change_pattern. Make global.
3270 (speculate_insn): Rename to sched_speculate_insn. Make global.
3271 Split haifa-specific functionality into ...
3272 (haifa_change_pattern): New static function.
3273 (sched_extend_bb): New static function.
3274 (sched_init_bbs): New function.
3275 (current_sched_info): Change type to struct haifa_sched_info.
3276 (insn_cost): Adjust for selective scheduling.
3277 (dep_cost_1): New function. Move logic from ...
3278 (dep_cost): ... here.
3279 (dep_cost): Use dep_cost_1.
3280 (contributes_to_priority_p): Use sched_deps_info instead of
3282 (priority): Adjust to work with selective scheduling. Process the
3283 corner case when all dependencies don't contribute to priority.
3284 (rank_for_schedule): Use ds_weak instead of dep_weak.
3285 (advance_state): New function. Move logic from ...
3286 (advance_one_cycle): ... here.
3287 (add_to_note_list, concat_note_lists): New functions.
3288 (rm_other_notes): Make static. Adjust for selective scheduling.
3289 (remove_notes, restore_other_notes): New functions.
3290 (move_insn): Add two arguments. Update assert. Don't call
3292 (choose_ready): Remove lookahead variable, use dfa_lookahead.
3293 Remove more_issue, max_points. Move the code to initialize
3294 max_lookahead_tries to max_issue.
3295 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
3296 ready. Adjust use of move_insn. Call restore_other_notes.
3298 (sched_init, sched_finish): Move Haifa-specific initialization/
3300 (haifa_sched_init, haifa_sched_finish): ... respectively.
3302 (setup_sched_dump): New function.
3303 (haifa_init_only_bb): New static function.
3304 (haifa_speculate_insn): New static function.
3305 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
3306 (extend_ready, extend_all): Remove.
3307 (sched_extend_ready_list, sched_finish_ready_list): New functions.
3308 (create_check_block_twin, add_to_speculative_block): Use
3309 haifa_insns_init instead of extend_global. Update to use new
3310 initialization functions. Change parameter. Factor out code from
3311 create_check_block_twin to ...
3312 (sched_create_recovery_edges) ... this new function.
3313 (add_block): Remove.
3314 (sched_scan_info): New.
3315 (extend_bb): Use sched_scan_info.
3316 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
3317 static functions for walking through scheduling region.
3318 (sched_luids): New vector variable to replace uid_to_luid.
3319 (luids_extend_insn): New function.
3320 (sched_max_luid): New variable.
3321 (luids_init_insn): New function.
3322 (sched_init_luids, sched_finish_luids): New functions.
3323 (insn_luid): New debug function.
3324 (sched_extend_target): New function.
3325 (haifa_init_insn): New static function.
3326 (sched_init_only_bb): New hook.
3327 (sched_split_block): New hook.
3328 (sched_split_block_1): New function.
3329 (sched_create_empty_bb): New hook.
3330 (sched_create_empty_bb_1): New function.
3331 (common_sched_info, ready): New global variables.
3332 (current_sched_info_var): Remove.
3333 (move_block_after_check): Use common_sched_info.
3334 (haifa_luid_for_non_insn): New static function.
3335 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3336 (increase_insn_priority): New.
3337 * modulo-sched.c: (issue_rate): Remove static declaration.
3338 (sms_sched_info): Change type to haifa_sched_info.
3339 (sms_sched_deps_info, sms_common_sched_info): New variables.
3340 (setup_sched_infos): New.
3341 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3342 Do not call regstat_free_calls_crossed.
3343 (sms_print_insn): Use const_rtx.
3344 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3345 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3346 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3347 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3348 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3349 current_sched_info to use it.
3350 (enum reg_pending_barrier_mode): Move to sched-int.h.
3351 (h_d_i_d): New variable. Initialize to NULL.
3352 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3354 (estimate_dep_weak): Remove static declaration.
3355 (sched_has_condition_p): New function. Adjust users of
3356 sched_get_condition to use it instead.
3357 (conditions_mutex_p): Add arguments indicating which conditions are
3359 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3360 argument to indicate whether returned condition is reversed. Do not
3361 generate new rtx when condition should be reversed; indicate it by
3362 setting new argument instead.
3363 (add_dependence_list_and_free): Add deps parameter.
3364 Update all users. Do not free dependence list when
3365 deps context is readonly.
3366 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3368 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3369 (remove_from_deps): New. Use the above functions.
3370 (cur_insn, can_start_lhs_rhs_p): New static variables.
3371 (add_or_update_back_dep_1): Initialize present_dep_type.
3372 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3373 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3374 haifa_note_dep): New functions implementing dependence hooks for
3375 the Haifa scheduler.
3376 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3377 note_dep): New functions.
3378 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3380 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3381 (free_deps): Initialize deps->reg_last.
3382 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3383 sched_analyze_insn): Update to use dependency hooks infrastructure
3384 and readonly contexts.
3385 (deps_analyze_insn): New function. Move part of logic from ...
3386 (sched_analyze): ... here. Also move some logic to ...
3387 (deps_start_bb): ... here. New function.
3388 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3390 (sched_deps_init): New function. Move code from ...
3391 (init_dependency_caches): ... here. Remove.
3392 (init_deps_data_vector): New.
3393 (sched_deps_finish): New function. Move code from ...
3394 (free_dependency_caches): ... here. Remove.
3395 (init_deps_global, finish_deps_global): Adjust for use with
3396 selective scheduling.
3397 (get_dep_weak): Move logic to ...
3398 (get_dep_weak_1): New function.
3399 (ds_merge): Move logic to ...
3400 (ds_merge_1): New static function.
3401 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3402 (ds_get_max_dep_weak): New function.
3403 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3404 (n_insns): Rename to rgn_n_insns.
3405 (debug_ebb_dependencies): New function.
3406 (init_ready_list): Use it.
3407 (begin_schedule_ready): Use sched_init_only_bb.
3408 (ebb_print_insn): Indicate when an insn starts a new cycle.
3409 (contributes_to_priority, compute_jump_reg_dependencies,
3410 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3411 (add_block1): Remove to ebb_add_block.
3412 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3413 (schedule_ebb): Initialize them. Use remove_notes instead of
3414 rm_other_notes. Use haifa_local_init/finish.
3415 (schedule_ebbs): Use haifa_sched_init/finish.
3416 * sched-int.h: Include vecprim.h, remove rtl.h.
3417 (struct ready_list): Delete declaration.
3418 (sched_verbose_param, enum sched_pass_id_t,
3419 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3420 (struct sched_scan_info_def): New structure.
3421 (sched_scan_info, sched_scan, sched_init_bbs,
3422 sched_init_luids, sched_finish_luids, sched_extend_target,
3423 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3424 (struct common_sched_info_def): New.
3425 (common_sched_info, haifa_common_sched_info,
3426 sched_emulate_haifa_p): Declare.
3428 (sched_luids): Declare.
3429 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3430 (sched_max_luid, insn_luid): Declare.
3431 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3432 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3433 print_insn, print_pattern, print_value, haifa_classify_insn,
3434 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3435 setup_sched_dump, sched_init, sched_finish,
3436 sel_insn_is_speculation_check): Export.
3437 (struct ready_list): Move from haifa-sched.c.
3438 (ready_try, ready, max_issue): Export.
3439 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3440 sched_init_only_bb, sched_split_block, sched_split_block_1,
3441 sched_create_empty_bb, sched_create_empty_bb_1,
3442 sched_create_recovery_block, sched_create_recovery_edges): Export.
3443 (enum reg_pending_barrier_mode): Export.
3444 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3446 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3447 print_insn field. Move add_block and fix_recovery_cfg to
3448 common_sched_info_def. Move compute_jump_reg_dependencies,
3450 (struct sched_deps_info_def): ... this new structure.
3451 (sched_deps_info): Declare.
3452 (struct spec_info_def): Remove weakness_cutoff, add
3453 data_weakness_cutoff and control_weakness_cutoff.
3454 (spec_info): Declare.
3455 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3457 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3458 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3459 (current_sched_info): Change type to struct haifa_sched_info.
3460 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3461 (h_d_i_d): New variable.
3462 (HDID): New accessor macro.
3463 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3464 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3466 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3467 (enum SCHED_FLAGS): Update for selective scheduler.
3468 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3469 (init_dependency_caches, free_dependency_caches): Delete declarations.
3470 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3471 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3472 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3473 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3474 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3476 (rm_other_notes): Delete declaration.
3477 (schedule_block): Remove one argument.
3478 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3479 ready_element, ready_lastpos, sched_extend_ready_list,
3480 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3481 concat_note_lists): Export.
3482 (struct region): Move from sched-rgn.h.
3483 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3484 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3485 BLOCK_TO_BB, CONTAINING_RGN): Export.
3486 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3487 (current_nr_blocks, current_blocks, target_bb): Likewise.
3488 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3489 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3490 sched_rgn_local_init, extend_regions,
3491 rgn_make_new_region_out_of_new_block, compute_priorities,
3492 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3493 extend_rgns, deps_join rgn_setup_common_sched_info,
3494 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3495 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3496 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3497 increase_insn_priority): Likewise.
3498 * sched-rgn.c: Include sel-sched.h.
3499 (ref_counts): New static variable. Use it ...
3500 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3501 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3502 (sched_is_disabled_for_current_region_p): Delete static declaration.
3503 (struct region): Move to sched-int.h.
3504 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3505 ebb_head): Define and initialize.
3506 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3507 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3508 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3510 (find_single_block_region): Add new argument to indicate that EBB
3511 regions should be constructed.
3512 (debug_live): Delete declaration.
3513 (current_nr_blocks, current_blocks, target_bb):
3514 Remove static qualifiers.
3515 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3517 (init_regions): Delete declaration.
3518 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3519 rgn_estimate_number_of_insns): New.
3520 (too_large): Use estimate_number_of_insns.
3521 (haifa_find_rgns): New. Move the code from ...
3522 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3523 (free_trg_info): New.
3524 (compute_trg_info): Allocate candidate tables here instead of ...
3525 (init_ready_list): ... here.
3526 (rgn_print_insn): Use const_rtx.
3527 (contributes_to_priority, extend_regions): Delete static declaration.
3528 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3529 (add_block1): Rename to rgn_add_block.
3530 (debug_rgn_dependencies): Delete static qualifier.
3531 (new_ready): Use sched_deps_info. Simplify.
3532 (rgn_common_sched_info, rgn_const_sched_deps_info,
3533 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3535 (region_sched_info): Rename to rgn_const_sched_info.
3536 (deps_join): New, extracted from ...
3537 (propagate_deps): ... here.
3538 (compute_block_dependences, debug_dependencies): Update for selective
3540 (free_rgn_deps, compute_priorities): New functions.
3541 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3542 sched_rgn_compute_dependencies): New functions.
3543 (schedule_region): Use them.
3544 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3545 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3547 (schedule_insns): Call new functions that were split out.
3548 (rgn_make_new_region_out_of_new_block): New.
3549 (get_rgn_sched_max_insns_priority): New.
3550 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3551 scheduling when appropriate.
3552 * sched-vis.c: Include insn-attr.h.
3553 (print_value, print_pattern): Make global.
3554 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3555 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3556 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3557 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3558 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3559 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3560 hooks. Initialize them to 0.
3561 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3562 * target.h (struct gcc_target): Add them. Rename gen_check field to
3564 * flags.h (sel_sched_switch_set): Declare.
3565 * opts.c (sel_sched_switch_set): New variable.
3566 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3567 pipelining is disabled from command line.
3568 (common_handle_option): Record whether selective scheduling is
3569 requested from command line.
3570 * doc/invoke.texi: Document new flags and parameters.
3571 * doc/tm.texi: Document new target hooks.
3572 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3574 (dfa_state_size): Do not declare locally.
3575 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3576 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3577 rs6000_alloc_sched_context, rs6000_set_sched_context,
3578 rs6000_free_sched_context): New functions.
3579 (struct _rs6000_sched_context): New.
3580 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3582 (rs6000_sched_finish): Do not run for selective scheduling.
3584 2008-08-31 Jan Hubicka <jh@suse.cz>
3586 * frv.c (frv_rtx_costs): Update forward declaration.
3587 * spu.c (spu_rtx_costs): Likewise.
3588 * pdp11.c: Include df.h
3589 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3590 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3591 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3592 * iq2000.c (iq2000_address_cost): Add speed argument.
3593 (iq2000_rtx_costs): Likewise.
3594 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3595 update call of mn10300_address_cost.
3596 * mcore.c: Include df.h
3597 (mcore_rtx_costs): Update prototype.
3598 * score3.c: Include df.h
3599 (score3_rtx_costs): Remove speed argument.
3600 * score7.c: Include df.h
3601 (score7_address_cost): Remove speed argument.
3602 * score-protos.h (score_address_cost): Update prototype.
3603 * score.c: Include df.h
3604 (score_rtx_costs): Update call of costs functions.
3605 * v850.c (v850_rtx_costs): Add bool argument.
3607 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3609 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3611 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3613 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3614 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3616 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3618 * mkmap-flat.awk: Add option pe_dll.
3619 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3620 * config/i386/t-cygwin (SHLIB_LC): Add.
3621 * config/i386/t-mingw32 (SHLIB_LC): Add.
3622 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3623 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3624 (LINK_SPEC): Support libgcc_s.
3625 (LIBGCC_SPEC): Support libgcc_s.
3626 (LIBGCC_SONAME): New.
3628 2008-08-31 Jan Hubicka <jh@suse.cz>
3630 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3631 mistakely had old version of patch.
3633 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3634 (ipcp_estimate_growth): New.
3635 (ipcp_insert_stage): Use ipcp_estimate_growth.
3636 * profile.c (branch_prob): When reading failed, do not consider
3639 2008-08-31 Jan Hubicka <jh@suse.cz>
3641 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3642 loop is optimized for speed.
3644 2008-08-31 Richard Guenther <rguenther@suse.de>
3647 * fold-const.c (fold_binary): Retain conversions in folding
3650 2008-08-31 Jan Hubicka <jh@suse.cz>
3652 * postreload-gcse.c (eliminate_partially_redundant_loads):
3653 Use optimize_bb_for_size_p.
3654 * predict.c (maybe_hot_frequency_p): Make inline.
3655 (maybe_hot_count_p): Break out from ...
3656 (maybe_hot_bb_p): ... this one.
3657 (maybe_hot_edge_p): Simplify.
3658 * basic-block.h (probably_cold_bb_p): Remove.
3660 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3663 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3665 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3666 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3667 Also split V4SFmode.
3668 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3671 2008-08-31 Jan Hubicka <jh@suse.cz>
3673 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3675 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3677 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3680 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3683 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3684 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3686 2008-08-31 Jan Hubicka <jh@suse.cz>
3688 * sparc.h (BRANCH_COST): Fix macro definition.
3689 * avr.c (avr_operand_rtx_cost): Add speed argument.
3690 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3692 2008-08-31 Richard Guenther <rguenther@suse.de>
3694 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3695 types instead of operands. Re-instantiate verifying of
3696 binary expression operands.
3698 2008-08-30 Jan Hubicka <jh@suse.cz>
3700 * fwprop.c (should_replace_address): Add speed attribute.
3701 (PR_OPTIMIZE_FOR_SPEED): New flag.
3702 (propagate_rtx_1): Use it.
3703 (propagate_rtx): Set it.
3704 (try_fwprop_subst): Update call of rtx_costs.
3705 (forward_propagate_and_simplify): LIkewise.
3706 * hooks.c (hook_int_rtx_bool_0): New
3707 (hook_bool_rtx_int_int_intp_false): Replace by ...
3708 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3709 * hooks.h (hook_int_rtx_bool_0): New
3710 (hook_bool_rtx_int_int_intp_false): Replace by ...
3711 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3712 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3713 (prepare_cmp_insn): UPdate call of rtx_cost.
3714 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3715 (reload_cse_simplify_operands): Update call of rtx_cost.
3716 (reload_cse_move2add): call of rtx_cost.
3717 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3718 * rtlanal.c (rtx_cost): Add speed argument.
3719 (address_cost): Add speed argument
3720 (default_address_cost): Likewise.
3721 (insn_rtx_cost): Likewise.
3722 * cfgloopanal.c (seq_cost): Add speed argument.
3723 (target_reg_cost, target_spill_cost): Turn to array.
3724 (init_set_costs): Update for speed.
3725 (estimate_reg_pressure_cost): Add speed argument.
3726 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3727 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3728 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3729 (seq_cost): Add speed argument.
3730 (computation_cost): Add speed arugment.
3731 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3732 (force_expr_to_var_cost): Update for profile info.
3733 (force_var_cost): Likewise.
3734 (split_address_cost): Likewise.
3735 (ptr_difference_cost): Likewise.
3736 (difference_cost): Likewise.
3737 (get_computation_cost_at): Likewise.
3738 (determine_iv_cost): Likewise.
3739 (ivopts_global_cost_for_size): Likewise.
3740 (rewrite_use_address): Likewise.
3741 (tree_ssa_iv_optimize_loop): Initialize speed field.
3742 * cse.c (optimize_this_for_speed_p): New static var.
3743 (notreg_cost): Update call of rtx_cost.
3744 (cse_extended_basic_block): set optimize_this_for_speed_p.
3745 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3746 (noce_try_cmove_arith): Likewise.
3747 (noce_try_sign_mask): LIkewise.
3748 * expr.c (compress_float_constant): Update rtx_cost calls.
3749 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3751 (addr_to_parts): Likewise.
3752 (create_mem_ref): Likewise.
3753 * dse.c (find_shift_sequence): Add speed argument.
3754 (replace_read): Update call.
3755 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3756 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3757 * neg_cost, shift_cost, shiftadd_cost,
3758 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3759 mul_highpart_cost): Increase dimension.
3760 (init_expmed): Initialize for both size and speed.
3761 (expand_shift): Use profile.
3762 (synth_mult): Use profile.
3763 (choose_mult_variant): Use profile.
3764 (expand_mult): Use profile.
3765 (expand_mult_highpart_optab): Use profile.
3766 (expand_mult_highpart): Use profile.
3767 (expand_smod_pow2): Use profile.
3768 (expand_divmod): Use profile.
3769 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3771 * loop-invariant.c (create_new_invariant): Use profile.
3772 (gain_for_invariant): Add speed parameter.
3773 (best_gain_for_invariant): Likewise.
3774 (find_invariants_to_move): Likewise.
3775 (move_single_loop_invariants): Set it.
3776 * target-def.h (TARGET_RTX_COSTS): Use hook.
3777 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3778 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3779 * output.h (default_address_cost): Update prototype.
3780 * combine.c (optimize_this_for_speed_p): New static var.
3781 (combine_validate_cost): Update call of rtx_cost.
3782 (combine_instructions): Set optimize_this_for_speed_p.
3783 (expand_compound_operation): Update call of rtx_cost.
3784 (make_extraction):Update call of rtx_cost.
3785 (force_to_mode):Update call of rtx_cost.
3786 (distribute_and_simplify_rtx):Update call of rtx_cost.
3787 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3788 (estimate_reg_pressure_cost): Update prototype.
3789 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3790 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3792 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3793 (alpha_rtx_costs): Update.
3794 * config/frv/frv.c (frv_rtx_costs): Update.
3795 * config/s390/s390.c (s390_rtx_costs): Update.
3796 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3797 (m32c_rtx_costs): Update.
3798 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3799 (spu_rtx_costs): Update.
3800 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3801 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3802 * config/i386/i386.c (:ix86_address_cost): Update.
3803 (ix86_rtx_costs): Update.
3804 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3805 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3806 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3807 * config/crx/crx.c (crx_address_cost): Update.
3808 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3809 * config/stormy16/stormy16.c
3810 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3811 * config/m68hc11/m68hc11.c
3812 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3813 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3814 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3816 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3818 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3819 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3820 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3821 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3822 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3823 (mcore_rtx_costs): update.
3824 * config/score/score3.c (score3_rtx_costs): Update.
3825 * config/score/score7.c (score7_rtx_costs): Update.
3826 * config/score/score3.h (score3_rtx_costs):Update.
3827 * config/score/score7.h (score7_rtx_costs): Update.
3828 * config/score/score.c (score_rtx_costs): Update.
3829 * config/arm/arm.c (arm_address_cost): Update.
3830 (arm_rtx_costs_1): Update.
3831 (arm_rtx_costs_1): Update.
3832 (arm_size_rtx_costs): Update.
3833 (arm_size_rtx_costs): Update.
3834 (arm_size_rtx_costs): Update.
3835 (arm_xscale_rtx_costs): Update.
3836 (arm_thumb_address_cost): Update.
3837 * config/pa/pa.c (hppa_address_cost): Update.
3838 * config/mips/mips.c (mips_rtx_costs): Update.
3839 * config/vax/vax.c (vax_address_cost): Update.
3840 * config/h8300/h8300.c (h8300_shift_costs): Update.
3841 (h8300_rtx_costs): Update.
3842 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3843 (v850_rtx_costs): Update.
3844 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3845 * config/bfin/bfin.c
3846 (bfin_address_cost): Update.
3847 (bfin_rtx_costs): Update.
3848 * stmt.c (lshift_cheap_p): Update.
3850 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3853 * expmed.c (extract_bit_field_1): Check the mode size to make
3854 sure the vector modes have the same size.
3856 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3858 * dojump.c (top level): Include basic-block.h to declare
3859 optimize_insn_for_speed_p
3861 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3863 * opts.h (CL_SAVE): New option class for marking options that are
3864 target specific options usable in the target attribute.
3865 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3867 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3868 can easily find the target specific options that are safe to use
3869 in the attribute or pragma.
3871 * attribs.c (decl_attributes): Change #pragma GCC option to
3872 #pragma GCC target, and attribute((option(...))) to
3873 attribute((target(...))).
3875 * doc/extend.texi (target attribute): Change from option
3876 attribute. Delete push/pop/reset.
3877 (#pragma GCC target): Change from #pragma GCC option. Delete
3879 (#pragma GCC push_options): Document new pragma.
3880 (#pragma GCC pop_options): Document new pragma.
3881 (#pragma GCC reset_options): Document new pragma.
3883 * targhooks.c (default_target_option_valid_attribute_p): Add
3884 warning about port not supporting target attributes.
3885 (default_target_option_pragma_parse): New function, warn about
3886 #pragma GCC target not being supported.
3888 * targhooks.h (default_target_option_pragma_parse): Add
3891 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3892 TI_CURRENT_OPTION_PRAGMA.
3893 (current_target_pragma): Rename from current_option_pragma.
3895 * target.h: (struct target_option): Delete booleans for changing
3896 the optimization level on hot/cold functions. Change signature of
3897 pragma_parse hook to take a second tree.
3899 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3901 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3902 that the declaration is done at global scope.
3904 * langhooks.c (add_builtin_function_common): Move most of the code
3905 from add_builtin_function here, calling the hook passed in.
3906 (add_builtin_function): Call add_builtin_function_common with
3907 standard builtin hook.
3908 (add_builtin_function_ext_scope): New function to add builtins to
3911 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3913 (add_builtin_function_ext_scope): Add declaration.
3915 * c-pragma.c (handle_pragma_target): Rename from
3916 handle_pragma_option, #pragma GCC option is now #pragma GCC
3917 target. Move warning about port not supporting target options to
3918 default pragma parse hook. Remove push/pop/reset from this
3920 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3921 (option_stack): Delete static variable.
3922 (optimize_stack): Ditto.
3923 (optons_stack): New stack of saved target and optimization
3925 (handle_pragma_push_options): New function to handle pushing both
3926 target and optimization options.
3927 (handle_pragma_pop_options): New function to handle popping both
3928 target and optimization options.
3929 (handle_pragma_reset_options): New function to handle resetting
3930 both target and optimization options to their initial state.
3931 (init_pragma): Rename handle_pragma_option to
3932 handle_pragma_target. Add support for push_options, pop_options,
3933 and reset_options pragmas.
3935 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3936 default_target_option_pragma_parse.
3937 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3938 default_target_option_valid_attribute_p.
3939 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3940 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3941 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3942 optimization level on hot/cold functions.
3944 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3945 if the caller and callee have different optimization levels.
3947 * c-common.c (handle_target_attribute): Rename from
3948 handle_option_attribute, attribute((option(...))) is now
3949 attribute((target(...))). Move warning if the port does not
3950 support target attributes to the default hook.
3951 (handle_hot_attribute): Delete code to change the optimization
3952 level of hot functions.
3953 (handle_cold_attribute): Ditto.
3955 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3956 argument that is the binary tree options to use if there are no
3957 arguments. Call ix86_valid_target_attribute_tree instead of
3958 ix86_valid_option_attribute_tree.
3959 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3960 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3961 ix86_pragma_option_parse.
3963 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3964 Rename from ix86_valid_option_attribute_tree.
3966 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3967 new builtins when the ISA changes.
3968 (ix86_valid_target_attribute_tree): Rename from
3969 ix86_valid_option_attribute_tree. Change callers. If the
3970 function specified optimization options, use those as the starting
3971 point before setting up the target attributes. If the
3972 optimization options were changed in the course of setting the
3973 target attributes, record the new optimization options.
3974 (ix86_valid_target_attribute_tree_inner_p): Rename from
3975 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3976 ix86_add_new_builtins if the ISA changed.
3977 (ix86_valid_target_attribute_p): Rename from
3978 ix86_valid_option_attribute_p. Change callers.
3979 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3980 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3981 as delayed builtin functions.
3982 (struct builtin_isa): New structure to record builtin functions
3983 that should be delayed until the ISA for that function is used.
3984 (ix86_builtins_isa): Change from int to struct to track builtin
3985 functions we want to declare at some point.
3986 (def_builtin): If the front end can delay defining the builtin
3987 functions, don't create builtins for ISAs not part of the default
3989 (def_builtin_const): Ditto.
3990 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3991 __builtin_ia32_pcmov_v2di to be different builtin functions.
3992 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3993 a structure instead of an int.
3994 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3995 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3996 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3997 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3999 * config/ia64/ia64.h
4000 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4001 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4003 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
4004 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
4005 (LANG_HOOKS_INITIALIZER): Add
4006 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
4008 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
4011 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
4012 the reload address with the index register for SFmode
4013 access with a displacement.
4015 2008-08-30 Jan Hubicka <jh@suse.cz>
4017 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
4018 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
4019 * dojump.c (do_jump): Likewise.
4020 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
4021 (note-if_info): Add BRANCH_COST.
4022 (noce_try_store_flag_constants, noce_try_addcc,
4023 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
4024 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
4025 find_if_case_2): Use computed branch cost.
4026 * expr.h (BRANCH_COST): Update default.
4027 * predict.c (predictable_edge_p): New function.
4028 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
4029 Update BRANCH_COST call.
4030 * basic-block.h (predictable_edge_p): Declare.
4031 * config/alpha/alpha.h (BRANCH_COST): Update.
4032 * config/frv/frv.h (BRANCH_COST): Update.
4033 * config/s390/s390.h (BRANCH_COST): Update.
4034 * config/spu/spu.h (BRANCH_COST): Update.
4035 * config/sparc/sparc.h (BRANCH_COST): Update.
4036 * config/m32r/m32r.h (BRANCH_COST): Update.
4037 * config/i386/i386.h (BRANCH_COST): Update.
4038 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
4040 * config/sh/sh.h (BRANCH_COST): Update.
4041 * config/pdp11/pdp11.h (BRANCH_COST): Update.
4042 * config/avr/avr.h (BRANCH_COST): Update.
4043 * config/crx/crx.h (BRANCH_COST): Update.
4044 * config/xtensa/xtensa.h (BRANCH_COST): Update.
4045 * config/stormy16/stormy16.h (BRANCH_COST): Update.
4046 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
4047 * config/iq2000/iq2000.h (BRANCH_COST): Update.
4048 * config/ia64/ia64.h (BRANCH_COST): Update.
4049 * config/rs6000/rs6000.h (BRANCH_COST): Update.
4050 * config/arc/arc.h (BRANCH_COST): Update.
4051 * config/score/score.h (BRANCH_COST): Update.
4052 * config/arm/arm.h (BRANCH_COST): Update.
4053 * config/pa/pa.h (BRANCH_COST): Update.
4054 * config/mips/mips.h (BRANCH_COST): Update.
4055 * config/vax/vax.h (BRANCH_COST): Update.
4056 * config/h8300/h8300.h (BRANCH_COST): Update.
4057 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
4058 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
4059 * doc/tm.texi (BRANCH_COST): Update.
4061 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
4064 * config/arm/arm.c (arm_optimization_options): Set
4065 flag_section_anchors to 2 instead of 1 to distinguish it from
4066 -fsection-anchors given explicitely on the command line.
4068 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
4070 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
4071 final insn of a split.
4073 2008-08-30 Jan Hubicka <jh@suse.cz>
4075 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
4076 optimized for speed.
4077 * final.c (compute_alignments): Use optimize_bb_for_size_p.
4078 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
4079 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
4080 flag_gcse_after_reload_set): New static vars.
4081 (common_handle_option): Enable those flags for profile-use.
4082 (decode_options): Remove optimize_size flags that are handled
4083 on higher granuality.
4084 * tree-vectorizer.c (vectorize_loops): Use
4085 optimize_loop_nest_for_speed_p.
4086 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
4087 * tree-predcom.c (tree_predictive_commoning): Use
4088 optimize_loop_for_speed_p.
4089 * varasm.c (assemble_start_function): Use
4090 optimize_function_for_speed_p.
4091 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
4092 * predict.c (optimize_loop_for_speed_p): Fix walk.
4094 2008-08-30 Jan Hubicka <jh@suse.cz>
4096 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
4098 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
4099 profile presence locally.
4101 2008-08-29 Joseph Myers <joseph@codesourcery.com>
4104 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
4105 versions before 4.0.
4107 2008-08-29 Jan Hubicka <jh@suse.cz>
4109 * tree-inline.c (insert_init_stmt): Insert sequence even when
4112 2008-08-29 Jeff Law <law@redhat.com>
4114 * mn10300.c (mn10300_secondary_reload_class): We need secondary
4115 reloads for AM33-2 if IN is a pseudo with an equivalent memory
4116 location and class is an FP register.
4118 2008-08-29 Jan Hubicka <jh@suse.cz>
4120 * see.c (see_merge_one_def_extension): Silence used uninitialized
4122 * matrix-reorg.c (check_allocation_function): Likewise.
4123 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
4125 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4128 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
4129 compute new & and | in type rather than TREE_TYPE (arg0).
4131 * dwarf2out.c (fortran_common): Update comment.
4132 (gen_variable_die): Swap com_die and var_die variables in Fortran
4133 COMMON block handling code.
4135 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
4137 * dwarf2out.c (gen_const_die): New function.
4138 (size_of_die, value_format, output_die): Output larger
4139 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
4140 (native_encode_initializer): New function.
4141 (tree_add_const_value_attribute): Call it.
4142 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
4144 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
4145 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
4146 TREE_THIS_VOLATILE to add_type_attribute.
4148 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
4150 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
4153 * dwarf2out.c (loc_by_reference): New function.
4154 (add_location_or_const_value_attribute): Use it.
4157 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
4158 as DW_TAG_variable children of DW_TAG_common_block rather than
4159 DW_TAG_member children. Put DW_AT_external to individual
4160 DW_TAG_variable DIEs, not to DW_TAG_common_block.
4162 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
4163 loc_descriptor_from_tree_1.
4167 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
4168 arguments to imported_module_or_decl.
4169 (debug_nothing_tree_tree): Removed.
4170 (debug_nothing_tree_tree_tree_bool): New prototype.
4171 * debug.c (do_nothing_debug_hooks): Adjust.
4172 (debug_nothing_tree_tree): Removed.
4173 (debug_nothing_tree_tree_tree_bool): New function.
4174 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
4175 (gen_variable_die): Put all common vars for the
4176 same COMMON block under one DW_TAG_common_block.
4177 (declare_in_namespace): Return new context_die, for Fortran
4178 return the module DIE instead of adding extra declarations into
4180 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
4181 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
4182 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
4184 (dwarf2out_global_decl): Don't skip Fortran global vars.
4185 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
4186 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
4187 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
4188 DW_TAG_imported_declaration as child of previous
4189 DW_TAG_imported_module.
4190 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
4191 * sdbout.c (sdb_debug_hooks): Likewise.
4192 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4194 2008-08-29 Jan Hubicka <jh@suse.cz>
4196 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
4198 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
4199 * ipa-cp.c (n_cloning_candidates): New static variable.
4200 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
4201 (ipcp_print_all_lattices): Improve debug output.
4202 (ipcp_cloning_candidate_p): New function.
4203 (ipcp_initialize_node_lattices): Use it.
4204 (ipcp_init_stage): Do only analyzis here; prettier debug output.
4205 (ipcp_propagate_stage): Prettier debug output.
4206 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
4207 (ipcp_print_all_structures): Remove.
4208 (ipcp_need_redirect_p): Test !n_cloning_candidates.
4209 (ipcp_insert_stage): Prettier debug output; call
4210 cgraph_remove_unreachable_nodes before propagating.
4211 (pass_ipa_cp): Schedule function removal pass.
4212 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
4214 (cgraph_maybe_hot_edge_p): Move to ...
4215 * predict.c (cgraph_maybe_hot_edge_p) ... here.
4216 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
4217 (common_handle_option): Set them; enable ipa-cp when profiling.
4218 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
4219 (ipa_print_all_jump_functions): Likewise.
4220 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
4221 (ipa_print_node_params, ipa_print_all_params): New.
4222 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
4223 ipa_print_all_param_flags): Remove.
4224 (ipa_print_node_params, ipa_print_all_params): New.
4226 2008-08-29 Bob Wilson <bob.wilson@acm.org>
4228 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
4229 change from 2008-04-03.
4230 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
4232 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4235 * ira-color.c (push_allocnos_to_stack): Truncate
4236 removed_splay_allocno_vec.
4238 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4241 * ira-color (ira_fast_allocation): Don't assign hard registers to
4244 2008-08-29 Jan Hubicka <jh@suse.cz>
4247 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
4248 for cold internal loops.
4250 2008-08-29 Richard Guenther <rguenther@suse.de>
4252 * tree-ssa-structalias.c (create_variable_info_for): Do not
4253 create fields for heap vars or vars with a noalias state.
4254 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
4257 2008-08-29 Richard Guenther <rguenther@suse.de>
4259 * common.opt (ftree-store-ccp): Mark as preserved for
4260 backward compatibility.
4261 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
4262 * tree-pass.h (pass_store_ccp): Remove.
4263 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
4264 (first_vdef): Remove declaration.
4265 (get_value_loaded_by): Likewise.
4266 * tree-ssa-ccp.c (do_store_ccp): Remove.
4267 (get_default_value): Simplify as do_store_ccp is always false
4268 now. Do not initialize mem_ref.
4269 (set_value_varying): Likewise.
4270 (canonicalize_float_value): Likewise.
4271 (set_lattice_value): Likewise.
4272 (likely_value): Likewise.
4273 (surely_varying_stmt_p): Likewise.
4274 (ccp_initialize): Likewise.
4275 (ccp_lattice_meet): Likewise.
4276 (ccp_visit_phi_node): Likewise.
4277 (ccp_fold): Likewise.
4278 (evaluate_stmt): Likewise.
4279 (visit_assignment): Likewise.
4280 (ccp_visit_stmt): Likewise.
4281 (execute_ssa_ccp): Fold into ...
4282 (do_ssa_ccp): ... this.
4283 (do_ssa_store_ccp): Remove.
4284 (gate_store_ccp): Likewise.
4285 (pass_store_ccp): Likewise.
4286 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
4288 * tree-ssa-propagate.c (first_vdef): Remove.
4289 (get_value_loaded_by): Likewise.
4290 (replace_vuses_in): Likewise.
4291 (substitute_and_fold): Do not call replace_vuses_in.
4292 * opts.c (decode_options): Do not set flag_tree_store_ccp.
4294 2008-08-29 Richard Guenther <rguenther@suse.de>
4297 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
4298 PARAM_NOALIAS tags with is_heapvar.
4299 * tree-ssa-operands.c (access_can_touch_variable): Offset
4300 based tests do not apply for heapvars. Fix offset test.
4302 2008-08-29 Jan Hubicka <jh@suse.cz>
4304 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
4305 (-fipa-cp-clone): Enabled by default at -O3.
4306 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
4307 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
4309 2008-08-29 Jan Hubicka <jh@suse.cz>
4311 * tree.c (build_function_type_skip_args,
4312 build_function_decl_skip_args): New functions.
4313 * tree.h (build_function_type_skip_args,
4314 build_function_decl_skip_args): Declare.
4315 * gimple.c (giple_copy_call_skip_args): New function.
4316 (giple_copy_call_skip_args): Declare.
4318 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
4319 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
4320 (ipcp_node_modifiable_p): ... this one; use
4321 tree_versionable_function_p.
4322 (ipcp_create_replace_map): Improve debug output.
4323 (ipcp_need_redirect_p): Return false when not clonning.
4324 (ipcp_update_callgraph): Skip args.
4325 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
4327 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
4328 (save_inline_function_body): Update call of tree_function_versioning.
4329 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4330 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4332 (tree_function_versioning): Likewise.
4333 * tree-inline.h (tree_function_versioning): Update prototype.
4335 2008-08-29 Jan Hubicka <jh@suse.cz>
4337 * loop-unswitch.c (unswitch_single_loop): Use
4338 optimize_loop_for_speed_p.
4339 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4340 Use optimize_function_for_size_p.
4341 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4342 * postreload-gcse.c (eliminate_partially_redundant_load):
4343 Use optimize_bb_for_size_p.
4344 * value-prof.c (gimple_divmod_fixed_value_transform,
4345 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4346 gimple_stringops_transform): Use optimize_bb_for_size_p.
4347 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4348 * final.c (compute_alignments): Use optimize_function_for_size_p.
4349 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4350 (fold_builtin_strcpy, fold_builtin_fputs): Use
4351 optimize_function_for_size_p.
4352 * fold-const.c (tree_swap_operands_p): Use
4353 optimize_function_for_size_p.
4354 * recog.c (relax_delay_slots): Likewise.
4355 * tree-ssa-math-opts.c (replace_reciprocal):
4356 Use optimize_bb_for_speed_p.
4357 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4358 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4359 optimize_function_for_size_p.
4360 (cgraph_decide_inlining_of_small_function): Use
4361 optimize_function_for_size_p.
4362 * global.c (find_reg): Use optimize_function_for_size_p.
4363 * opts.c (decode_options): Do not clear flag_tree_ch,
4364 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4365 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4366 work it out from profile.
4367 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4368 optimize_loop_for_speed_p.
4369 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4371 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4372 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4373 * tree-eh.c (decide_copy_try_finally): Use
4374 optimize_function_for_size_p.
4375 * local-alloc.c (block_alloc): Pass BB pointer.
4376 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4377 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4378 * loop-unroll.c (decide_unrolling_and_peeling):
4379 Use optimize_loop_for_size_p.
4380 (decide_peel_completely): Likewise.
4381 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4382 optimize_loop_for_size_p.
4383 (vect_enhance_data_refs_alignment): Likewise.
4384 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4385 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4387 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4388 (try_crossjump_bb): Use optimize_bb_for_size_p.
4389 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4390 optimize_loop_for_speed_p.
4391 * bb-reorder.c (find_traces_1_round): Likewise.
4392 (copy_bb): Use optimize_bb_for_speed_p.
4393 (duplicate_computed_gotos): Likewise.
4394 * basic-block.h (optimize_loop_nest_for_size_p,
4395 optimize_loop_nest_for_speed_p): New.
4396 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4398 2008-08-29 Tristan Gingold <gingold@adacore.com>
4400 * gcov.c (main): Call expandargv.
4402 2008-08-29 Jan Hubicka <jh@suse.cz>
4404 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4406 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4408 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4409 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4411 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4413 2008-08-29 Jan Hubicka <jh@suse.cz>
4415 * tree-pass.h (pass_strip_predict_hints): Declare.
4416 * predict.c (strip_builtin_expect): Rename to ...
4417 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4418 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4419 (tree_estimate_probability): Do not strip builtin_expect.
4420 (pass_strip_predict_hints): New pass.
4421 * tree-inline.c (expand_call_inline): When inlining cold function,
4422 predict it as unlikely.
4423 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4425 2008-08-29 Richard Guenther <rguenther@suse.de>
4427 PR tree-optimization/37207
4428 * tree-vrp.c (extract_range_from_binary_expr): Also try
4429 to constant fold if only one of the operands is a constant.
4431 2008-08-29 Nick Clifton <nickc@redhat.com>
4433 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4434 the same way as SYMBOL_REFs.
4436 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4438 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4440 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4442 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4443 * config/mips/mips.md (branch_likely): Remove const. Fix
4445 (define_delay for type "branch"): Change to only apply for branch
4446 with likely variant.
4447 (define_delay for type "branch" and "branch_likely" no). New delay
4449 (equality_op): New code iterator.
4450 (bbv, bbinv): New code attributes.
4451 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4454 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4455 Andrew Pinski <pinskia@gcc.gnu.org>
4458 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4460 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4462 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4463 rule that a symbolic constant must be defined and >= 0 for the
4464 corresponding facility to be present at compile-time.
4465 * gthr-posix.c: Likewise.
4467 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4469 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4470 * config/mips/mips.md (D): New mode attribute.
4471 (mulsi3, muldi3): Merge it into ...
4472 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4473 (muldi3_mul3): New pattern.
4474 (mulsi3_mult3): Rename to mulsi3_mul3.
4476 2008-08-28 Jan Hubicka <jh@suse.cz>
4478 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4480 * predict.c (always_optimize_for_size_p): Rename to ...
4481 (optimize_function_for_size): ... this one; make extern.
4482 (optimize_function_for_speed_p): New.
4483 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4484 optimize_edge_for_size_p,optimize_edge_for_size_p,
4485 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4486 * basic-block.h (optimize_function_for_size_p,
4487 optimize_function_for_speed_p): Declare.
4488 * i386.md (optimize_size checks): Replace them by appropriate
4490 (standard_80387_constant_p, ix86_compute_frame_layout,
4491 ix86_expand_epilogue, ix86_decompose_address,
4492 print_operand, emit_i387_cw_initialization,
4493 inline_memory_move_cost, ix86_pad_returns,
4494 ix86_reorg): Replace optimize_size checks.
4496 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4498 * rtl.h (simplify_subreg_regno): Declare.
4499 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4500 * simplify-rtx.c (simplify_subreg): ...here.
4501 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4502 subreg_offset_representable_p.
4504 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4507 * c-typeck.c (convert_for_assignment): Give a note describing what
4508 was passed and what was expected.
4510 2008-08-28 Joey Ye <joey.ye@intel.com>
4512 * doc/extend.texi: Document AVX built-in functions.
4513 * doc/invoke.texi: Document -mavx.
4515 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4516 Joey Ye <joey.ye@intel.com>
4517 Xuepeng Guo <xuepeng.guo@intel.com>
4519 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4521 * config/i386/cpuid.h (bit_FMA): New.
4522 (bit_XSAVE): Likewise.
4523 (bit_OSXSAVE): Likewise.
4524 (bit_AVX): Likewise.
4526 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4527 define. Use ASM_OUTPUT_AVX_PREFIX.
4529 * config/i386/gmmintrin.h: New.
4531 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4532 (OPTION_MASK_ISA_AVX_SET): New.
4533 (OPTION_MASK_ISA_FMA_SET): Likewise.
4534 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4535 (OPTION_MASK_ISA_FMA_SET): Likewise.
4536 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4537 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4538 (pta_flags): Add PTA_AVX and PTA_FMA.
4539 (override_options): Handle PTA_AVX and PTA_FMA.
4540 (init_cumulative_args): Handle warn_avx.
4541 (classify_argument): Return 0 for COImode and OImode. Return
4542 1 and X86_64_AVX_CLASS for 256bit vector types.
4543 (examine_argument): Handle X86_64_AVX_CLASS.
4544 (construct_container): Likewise.
4545 (function_arg_advance_32): Pass OImode and 256bit vector types
4547 (function_arg_advance_64): Take a new argument to indicate if a
4548 parameter is named. Handle 256bit vector types. Return
4549 immediately for unnamed 256bit vector mode parameters.
4550 (function_arg_advance): Updated.
4551 (function_arg_32): Add comments for TImode. Handle OImode
4552 and 256bit vector types.
4553 (function_arg_64): Take a new argument to indicate if a
4554 parameter is named. Handle 256bit vector types. Return NULL
4555 for unnamed 256bit vector mode parameters.
4556 (function_arg): Updated.
4557 (setup_incoming_varargs_64): Support
4558 AVX encoding for *sse_prologue_save_insn.
4559 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4560 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4561 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4562 enabled, otherwise return -3.
4563 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4565 (print_reg): Support AVX registers. Handle 'x' and 't'.
4566 Handle 'd' to duplicate the operand.
4567 (print_operand): Likewise. Also support AVX vector compare
4569 (output_387_binary_op): Support AVX.
4570 (output_fp_compare): Likewise.
4571 (ix86_expand_vector_move_misalign): Likewise.
4572 (ix86_attr_length_vex_default): New.
4573 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4574 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4575 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4576 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4577 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4578 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4579 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4580 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4581 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4582 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4583 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4584 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4585 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4586 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4587 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4588 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4589 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4590 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4591 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4592 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4593 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4594 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4595 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4596 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4597 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4598 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4599 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4600 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4601 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4602 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4603 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4604 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4605 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4606 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4607 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4608 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4609 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4610 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4611 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4612 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4613 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4614 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4615 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4616 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4617 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4618 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4619 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4620 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4621 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4622 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4623 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4624 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4625 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4626 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4627 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4628 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4629 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4630 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4631 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4632 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4633 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4634 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4635 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4636 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4637 and IX86_BUILTIN_MOVMSKPS256,
4638 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4639 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4640 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4641 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4642 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4643 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4644 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4645 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4646 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4647 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4648 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4649 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4650 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4651 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4652 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4653 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4654 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4655 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4656 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4657 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4658 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4659 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4660 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4661 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4662 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4663 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4664 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4665 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4666 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4667 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4668 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4669 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4670 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4671 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4672 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4673 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4674 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4675 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4676 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4677 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4678 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4679 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4680 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4681 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4682 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4683 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4684 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4685 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4686 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4687 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4688 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4689 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4690 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4691 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4692 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4693 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4694 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4695 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4697 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4698 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4699 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4700 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4701 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4702 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4703 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4704 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4705 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4706 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4707 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4708 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4709 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4710 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4711 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4712 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4713 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4714 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4715 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4716 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4717 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4718 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4719 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4720 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4721 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4722 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4723 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4724 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4725 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4726 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4727 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4728 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4729 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4730 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4731 IX86_BUILTIN_MOVMSKPS256.
4732 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4733 (ix86_expand_args_builtin): Likewise.
4734 (ix86_expand_special_args_builtin): Likewise.
4735 (ix86_hard_regno_mode_ok): Handle AVX modes.
4736 (ix86_expand_vector_init_duplicate): Likewise.
4737 (ix86_expand_vector_init_one_nonzero): Likewise.
4738 (ix86_expand_vector_init_one_var): Likewise.
4739 (ix86_expand_vector_init_concat): Likewise.
4740 (ix86_expand_vector_init_general): Likewise.
4741 (ix86_expand_vector_set): Likewise.
4742 (ix86_vector_mode_supported_p): Likewise.
4743 (x86_extended_reg_mentioned_p): Check INSN_P before using
4746 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4747 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4749 * config/i386/i386.h (TARGET_AVX): New.
4750 (TARGET_FMA): Likewise.
4751 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4752 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4753 (VALID_AVX256_REG_MODE): New.
4754 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4755 (AVX_FLOAT_MODE_P): Likewise.
4756 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4757 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4758 (AVX_VEC_FLOAT_MODE_P): Likewise.
4759 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4760 (ASM_OUTPUT_OPCODE): Likewise.
4761 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4763 (SSE_REG_MODE_P): Allow 256bit vector modes.
4764 (ix86_args): Add a warn_avx field.
4766 * config/i386/i386.md (UNSPEC_PCMP): New.
4767 (UNSPEC_VPERMIL): Likewise.
4768 (UNSPEC_VPERMIL2): Likewise.
4769 (UNSPEC_VPERMIL2F128): Likewise.
4770 (UNSPEC_MASKLOAD): Likewise.
4771 (UNSPEC_MASKSTORE): Likewise.
4772 (UNSPEC_CAST): Likewise.
4773 (UNSPEC_VTESTP): Likewise.
4774 (UNSPECV_VZEROALL): Likewise.
4775 (UNSPECV_VZEROUPPER): Likewise.
4776 (XMM0_REG): Likewise.
4777 (XMM1_REG): Likewise.
4778 (XMM2_REG): Likewise.
4779 (XMM3_REG): Likewise.
4780 (XMM4_REG): Likewise.
4781 (XMM5_REG): Likewise.
4782 (XMM6_REG): Likewise.
4783 (XMM8_REG): Likewise.
4784 (XMM9_REG): Likewise.
4785 (XMM10_REG): Likewise.
4786 (XMM11_REG): Likewise.
4787 (XMM12_REG): Likewise.
4788 (XMM13_REG): Likewise.
4789 (XMM14_REG): Likewise.
4790 (XMM15_REG): Likewise.
4792 (prefix_vex_imm8): Likewise.
4793 (prefix_vex_w): Likewise.
4794 (length_vex): Likewise.
4797 (*avx_ashlti3): Likewise.
4798 (*avx_lshrti3): Likewise.
4799 (*avx_setcc<mode>): Likewise.
4800 (*fop_<mode>_comm_mixed_avx): Likewise.
4801 (*fop_<mode>_comm_avx): Likewise.
4802 (*fop_<mode>_1_mixed_avx): Likewise.
4803 (*fop_<mode>_1_avx): Likewise.
4804 (*avx_<code><mode>3): Likewise.
4805 (*avx_ieee_smin<mode>3): Likewise.
4806 (*avx_ieee_smax<mode>3): Likewise.
4807 (mode): Add OI, V8SF and V4DF.
4808 (length): Support VEX prefix.
4809 (*cmpfp_i_mixed): Set prefix attribute.
4810 (*cmpfp_i_sse): Likewise.
4811 (*cmpfp_iu_mixed): Likewise.
4812 (*cmpfp_iu_sse): Likewise.
4813 (*movsi_1): Support AVX.
4814 (*movdi_2): Likewise.
4815 (*movdi_1_rex64): Likewise.
4816 (*movti_internal): Likewise.
4817 (*movti_rex64): Likewise.
4818 (*movsf_1): Likewise.
4819 (*movdf_nointeger): Likewise.
4820 (*movdf_integer_rex64): Likewise.
4821 (*movtf_internal): Likewise.
4822 (zero_extendsidi2_32): Likewise.
4823 (zero_extendsidi2_rex64): Likewise.
4824 (*extendsfdf2_mixed): Likewise.
4825 (*extendsfdf2_sse): Likewise.
4826 (*truncdfsf_fast_mixed): Likewise.
4827 (*truncdfsf_fast_sse): Likewise.
4828 (*truncdfsf_mixed): Likewise.
4829 (fix_trunc<mode>di_sse): Likewise.
4830 (fix_trunc<mode>si_sse): Likewise.
4831 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4832 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4833 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4834 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4835 (*rcpsf2_sse): Likewise.
4836 (*rsqrtsf2_sse): Likewise.
4837 (*sqrt<mode>2_sse): Likewise.
4838 (sse4_1_round<mode>2): Likewise.
4839 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4840 Support AVX. Set length attribute properly for AVX.
4842 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4843 (VECTOR_MODES (FLOAT, 32)): Likewise.
4844 (VECTOR_MODE (INT, DI, 8)): Likewise.
4845 (VECTOR_MODE (INT, HI, 32)): Likewise.
4846 (VECTOR_MODE (INT, QI, 64)): Likewise.
4847 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4848 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4849 (VECTOR_MODE (INT, DI, 4)): Removed.
4850 (VECTOR_MODE (INT, SI, 8)): Likewise.
4851 (VECTOR_MODE (INT, HI, 16)): Likewise.
4852 (VECTOR_MODE (INT, QI, 32)): Likewise.
4853 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4854 (INT_MODE (OI, 32)): Likewise.
4856 * config/i386/i386.opt (mavx): New.
4859 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4861 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4862 (*mov<mode>_internal_avx): New.
4863 (*movv2sf_internal_rex64_avx): Likewise.
4864 (*movv2sf_internal_avx): Likewise.
4866 * config/i386/predicates.md (const_4_to_5_operand): New.
4867 (const_6_to_7_operand): Likewise.
4868 (const_8_to_11_operand): Likewise.
4869 (const_12_to_15_operand): Likewise.
4870 (avx_comparison_float_operator): Likewise.
4872 * config/i386/sse.md (AVX256MODEI): New.
4873 (AVX256MODE): Likewise.
4874 (AVXMODEQI): Likewise.
4875 (AVXMODE): Likewise.
4876 (AVX256MODEF2P): Likewise.
4877 (AVX256MODE2P): Likewise.
4878 (AVX256MODE4P): Likewise.
4879 (AVX256MODE8P): Likewise.
4880 (AVXMODEF2P): Likewise.
4881 (AVXMODEF4P): Likewise.
4882 (AVXMODEDCVTDQ2PS): Likewise.
4883 (AVXMODEDCVTPS2DQ): Likewise.
4884 (avxvecmode): Likewise.
4885 (avxvecpsmode): Likewise.
4886 (avxhalfvecmode): Likewise.
4887 (avxscalarmode): Likewise.
4888 (avxcvtvecmode): Likewise.
4889 (avxpermvecmode): Likewise.
4890 (avxmodesuffixf2c): Likewise.
4891 (avxmodesuffixp): Likewise.
4892 (avxmodesuffixs): Likewise.
4893 (avxmodesuffix): Likewise.
4894 (vpermilbits): Likewise.
4895 (pinsrbits): Likewise.
4896 (mov<mode>): Likewise.
4897 (*mov<mode>_internal): Likewise.
4898 (push<mode>1): Likewise.
4899 (movmisalign<mode>): Likewise.
4900 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4901 (avx_movdqu<avxmodesuffix>): Likewise.
4902 (avx_lddqu<avxmodesuffix>): Likewise.
4903 (<plusminus_insn><mode>3): Likewise.
4904 (*avx_<plusminus_insn><mode>3): Likewise.
4905 (*avx_vm<plusminus_insn><mode>3): Likewise.
4906 (mul<mode>3): Likewise.
4907 (*avx_mul<mode>3): Likewise.
4908 (*avx_vmmul<mode>3): Likewise.
4909 (divv8sf3): Likewise.
4910 (divv4df3): Likewise.
4911 (avx_div<mode>3): Likewise.
4912 (*avx_div<mode>3): Likewise.
4913 (*avx_vmdiv<mode>3): Likewise.
4914 (avx_rcpv8sf2): Likewise.
4915 (*avx_vmrcpv4sf2): Likewise.
4916 (sqrtv8sf2): Likewise.
4917 (avx_sqrtv8sf2): Likewise.
4918 (*avx_vmsqrt<mode>2): Likewise.
4919 (rsqrtv8sf2): Likewise.
4920 (avx_rsqrtv8sf2): Likewise.
4921 (*avx_vmrsqrtv4sf2): Likewise.
4922 (<code><mode>3): Likewise.
4923 (*avx_<code><mode>3_finite): Likewise.
4924 (*avx_<code><mode>3): Likewise.
4925 (*avx_vm<code><mode>3): Likewise.
4926 (*avx_ieee_smin<mode>3): Likewise.
4927 (*avx_ieee_smax<mode>3): Likewise.
4928 (avx_addsubv8sf3): Likewise.
4929 (avx_addsubv4df3): Likewise.
4930 (*avx_addsubv4sf3): Likewise.
4931 (*avx_addsubv2df3): Likewise.
4932 (avx_h<plusminus_insn>v4df3): Likewise.
4933 (avx_h<plusminus_insn>v8sf3): Likewise.
4934 (*avx_h<plusminus_insn>v4sf3): Likewise.
4935 (*avx_h<plusminus_insn>v2df3): Likewise.
4936 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4937 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4938 (*avx_maskcmp<mode>3): Likewise.
4939 (avx_nand<mode>3): Likewise.
4940 (*avx_<code><mode>3): Likewise.
4941 (*avx_nand<mode>3): Likewise.
4942 (*avx_<code><mode>3): Likewise.
4943 (*avx_cvtsi2ss): Likewise.
4944 (*avx_cvtsi2ssq): Likewise.
4945 (*avx_cvtsi2sd): Likewise.
4946 (*avx_cvtsi2sdq): Likewise.
4947 (*avx_cvtsd2ss): Likewise.
4948 (avx_cvtss2sd): Likewise.
4949 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4950 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4951 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4952 (*avx_cvtsi2sd): Likewise.
4953 (*avx_cvtsi2sdq): Likewise.
4954 (avx_cvtdq2pd256): Likewise.
4955 (avx_cvtpd2dq256): Likewise.
4956 (avx_cvttpd2dq256): Likewise.
4957 (*avx_cvtsd2ss): Likewise.
4958 (*avx_cvtss2sd): Likewise.
4959 (avx_cvtpd2ps256): Likewise.
4960 (avx_cvtps2pd256): Likewise.
4961 (*avx_movhlps): Likewise.
4962 (*avx_movlhps): Likewise.
4963 (avx_unpckhps256): Likewise.
4964 (*avx_unpckhps): Likewise.
4965 (avx_unpcklps256): Likewise.
4966 (*avx_unpcklps): Likewise.
4967 (avx_movshdup256): Likewise.
4968 (avx_movsldup256): Likewise.
4969 (avx_shufps256): Likewise.
4970 (avx_shufps256_1): Likewise.
4971 (*avx_shufps_<mode>): Likewise.
4972 (*avx_loadhps): Likewise.
4973 (*avx_storelps): Likewise.
4974 (*avx_loadlps): Likewise.
4975 (*avx_movss): Likewise.
4976 (*vec_dupv4sf_avx): Likewise.
4977 (*vec_concatv2sf_avx): Likewise.
4978 (*vec_concatv4sf_avx): Likewise.
4979 (*vec_setv4sf_0_avx): Likewise.
4980 (*vec_setv4sf_avx): Likewise.
4981 (*avx_insertps): Likewise.
4982 (avx_vextractf128<mode>): Likewise.
4983 (vec_extract_lo_<mode>): Likewise.
4984 (vec_extract_hi_<mode>): Likewise.
4985 (vec_extract_lo_<mode>): Likewise.
4986 (vec_extract_hi_<mode>): Likewise.
4987 (vec_extract_lo_v16hi): Likewise.
4988 (vec_extract_hi_v16hi): Likewise.
4989 (vec_extract_lo_v32qi): Likewise.
4990 (vec_extract_hi_v32qi): Likewise.
4991 (avx_unpckhpd256): Likewise.
4992 (*avx_unpckhpd): Likewise.
4993 (avx_movddup256): Likewise.
4994 (*avx_movddup): Likewise.
4995 (avx_unpcklpd256): Likewise.
4996 (*avx_unpcklpd): Likewise.
4997 (avx_shufpd256): Likewise.
4998 (avx_shufpd256_1): Likewise.
4999 (*avx_punpckhqdq): Likewise.
5000 (*avx_punpcklqdq): Likewise.
5001 (*avx_shufpd_<mode>): Likewise.
5002 (*avx_storehpd): Likewise.
5003 (*avx_loadhpd): Likewise.
5004 (*avx_loadlpd): Likewise.
5005 (*avx_movsd): Likewise.
5006 (*vec_concatv2df_avx): Likewise.
5007 (*avx_<plusminus_insn><mode>3): Likewise.
5008 (*avx_<plusminus_insn><mode>3): Likewise.
5009 (*avx_mulv8hi3): Likewise.
5010 (*avxv8hi3_highpart): Likewise.
5011 (*avx_umulv8hi3_highpart): Likewise.
5012 (*avx_umulv2siv2di3): Likewise.
5013 (*avx_mulv2siv2di3): Likewise.
5014 (*avx_pmaddwd): Likewise.
5015 (*avx_mulv4si3): Likewise.
5016 (*avx_ashr<mode>3): Likewise.
5017 (*avx_lshr<mode>3): Likewise.
5018 (*avx_ashl<mode>3): Likewise.
5019 (*avx_<code><mode>3): Likewise.
5020 (*avx_eq<mode>3): Likewise.
5021 (*avx_gt<mode>3): Likewise.
5022 (*avx_nand<mode>3): Likewise.
5023 (*avx_nand<mode>3): Likewise.
5024 (*avx_<code><mode>3): Likewise.
5025 (*avx_<code><mode>3): Likewise.
5026 (*avx_packsswb): Likewise.
5027 (*avx_packssdw): Likewise.
5028 (*avx_packuswb): Likewise.
5029 (*avx_punpckhbw): Likewise.
5030 (*avx_punpcklbw): Likewise.
5031 (*avx_punpckhwd): Likewise.
5032 (*avx_punpcklwd): Likewise.
5033 (*avx_punpckhdq): Likewise.
5034 (*avx_punpckldq): Likewise.
5035 (*avx_pinsr<avxmodesuffixs>): Likewise.
5036 (*avx_pinsrq): Likewise.
5037 (*avx_loadld): Likewise.
5038 (*vec_extractv2di_1_rex64_avx): Likewise.
5039 (*vec_extractv2di_1_avx): Likewise.
5040 (*vec_dupv2di_avx): Likewise.
5041 (*vec_concatv2si_avx): Likewise.
5042 (*vec_concatv4si_1_avx): Likewise.
5043 (*vec_concatv2di_avx): Likewise.
5044 (*vec_concatv2di_rex64_avx): Likewise.
5045 (*avx_uavgv16qi3): Likewise.
5046 (*avx_uavgv8hi3): Likewise.
5047 (*avx_psadbw): Likewise.
5048 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
5049 (*avx_phaddwv8hi3): Likewise.
5050 (*avx_phadddv4si3): Likewise.
5051 (*avx_phaddswv8hi3): Likewise.
5052 (*avx_phsubwv8hi3): Likewise.
5053 (*avx_phsubdv4si3): Likewise.
5054 (*avx_phsubswv8hi3): Likewise.
5055 (*avx_pmaddubsw128): Likewise.
5056 (*avx_pmulhrswv8hi3): Likewise.
5057 (*avx_pshufbv16qi3): Likewise.
5058 (*avx_psign<mode>3): Likewise.
5059 (*avx_palignrti): Likewise.
5060 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5061 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5062 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5063 (*avx_mpsadbw): Likewise.
5064 (*avx_packusdw): Likewise.
5065 (*avx_pblendvb): Likewise.
5066 (*avx_pblendw): Likewise.
5067 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5068 (avx_ptest256): Likewise.
5069 (avx_roundp<avxmodesuffixf2c>256): Likewise.
5070 (*avx_rounds<ssemodesuffixf2c>): Likewise.
5071 (*avx_aesenc): Likewise.
5072 (*avx_aesenclast): Likewise.
5073 (*avx_aesdec): Likewise.
5074 (*avx_aesdeclast): Likewise.
5075 (avx_vzeroupper): Likewise.
5076 (avx_vzeroupper_rex64): Likewise.
5077 (avx_vpermil<mode>): Likewise.
5078 (avx_vpermilvar<mode>3): Likewise.
5079 (avx_vpermil2<mode>3): Likewise.
5080 (avx_vperm2f128<mode>3): Likewise.
5081 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5082 (avx_vbroadcastss256): Likewise.
5083 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
5084 (avx_vinsertf128<mode>): Likewise.
5085 (vec_set_lo_<mode>): Likewise.
5086 (vec_set_hi_<mode>): Likewise.
5087 (vec_set_lo_<mode>): Likewise.
5088 (vec_set_hi_<mode>): Likewise.
5089 (vec_set_lo_v16hi): Likewise.
5090 (vec_set_hi_v16hi): Likewise.
5091 (vec_set_lo_v32qi): Likewise.
5092 (vec_set_hi_v32qi): Likewise.
5093 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5094 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5095 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
5096 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
5097 (vec_init<mode>): Likewise.
5098 (*vec_concat<mode>_avx): Likewise.
5099 (blendbits): Support V8SF and V4DF.
5100 (sse2_movq128): Support AVX.
5101 (<sse>_movnt<mode>): Likewise.
5102 (sse2_movntv2di): Likewise.
5103 (sse_rcpv4sf2): Likewise.
5104 (sse_sqrtv4sf2): Likewise.
5105 (sse_rsqrtv4sf2): Likewise.
5106 (<sse>_comi): Likewise.
5107 (<sse>_ucomi): Likewise.
5108 (sse_cvtss2si): Likewise.
5109 (sse_cvtss2si_2): Likewise.
5110 (sse_cvtss2siq): Likewise.
5111 (sse_cvtss2siq_2): Likewise.
5112 (sse_cvttss2si): Likewise.
5113 (sse_cvttss2siq): Likewise.
5114 (sse2_cvtsd2si): Likewise.
5115 (sse2_cvtsd2si_2): Likewise.
5116 (sse2_cvtsd2siq): Likewise.
5117 (sse2_cvtsd2siq_2): Likewise.
5118 (sse2_cvttsd2si): Likewise.
5119 (sse2_cvttsd2siq): Likewise.
5120 (sse2_cvtdq2pd): Likewise.
5121 (*sse2_cvtpd2dq): Likewise.
5122 (*sse2_cvttpd2dq): Likewise.
5123 (*sse2_cvtpd2ps): Likewise.
5124 (sse2_cvtps2pd): Likewise.
5125 (sse3_movshdup): Likewise.
5126 (sse3_movsldup): Likewise.
5127 (sse_storehps): Likewise.
5128 (*sse4_1_extractps): Likewise.
5129 (sse2_storelpd): Likewise.
5130 (vec_dupv2df_sse3): Likewise.
5131 (*vec_concatv2df_sse3): Likewise.
5132 (*sse4_1_pextrb): Likewise.
5133 (*sse4_1_pextrb_memory): Likewise.
5134 (*sse2_pextrw): Likewise.
5135 (*sse4_1_pextrw_memory): Likewise.
5136 (*sse4_1_pextrd): Likewise.
5137 (*sse4_1_pextrq): Likewise.
5138 (sse2_pshufd_1): Likewise.
5139 (sse2_pshuflw_1): Likewise.
5140 (sse2_pshufhw_1): Likewise.
5141 (*sse2_storeq_rex64): Likewise.
5142 (*vec_dupv4si): Likewise.
5143 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
5144 (sse2_pmovmskb): Likewise.
5145 (*sse2_maskmovdqu): Likewise.
5146 (*sse2_maskmovdqu_rex64): Likewise.
5147 (sse_ldmxcsr): Likewise.
5148 (sse_stmxcsr): Likewise.
5149 (abs<mode>2): Likewise.
5150 (sse4_1_movntdqa): Likewise.
5151 (sse4_1_phminposuw): Likewise.
5152 (sse4_1_extendv8qiv8hi2): Likewise.
5153 (*sse4_1_extendv8qiv8hi2): Likewise.
5154 (sse4_1_extendv4qiv4si2): Likewise.
5155 (*sse4_1_extendv4qiv4si2): Likewise.
5156 (sse4_1_extendv2qiv2di2): Likewise.
5157 (*sse4_1_extendv2qiv2di2): Likewise.
5158 (sse4_1_extendv4hiv4si2): Likewise.
5159 (*sse4_1_extendv4hiv4si2): Likewise.
5160 (sse4_1_extendv2hiv2di2): Likewise.
5161 (*sse4_1_extendv2hiv2di2): Likewise.
5162 (sse4_1_extendv2siv2di2): Likewise.
5163 (*sse4_1_extendv2siv2di2): Likewise.
5164 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5165 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5166 (sse4_1_zero_extendv4qiv4si2): Likewise.
5167 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5168 (sse4_1_zero_extendv2qiv2di2): Likewise.
5169 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5170 (sse4_1_zero_extendv4hiv4si2): Likewise.
5171 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5172 (sse4_1_zero_extendv2hiv2di2): Likewise.
5173 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5174 (sse4_1_zero_extendv2siv2di2): Likewise.
5175 (*sse4_1_zero_extendv2siv2di2): Likewise.
5176 (sse4_1_ptest): Likewise.
5177 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
5178 (sse4_2_pcmpestri): Likewise.
5179 (sse4_2_pcmpestrm): Likewise.
5180 (sse4_2_pcmpistri): Likewise.
5181 (sse4_2_pcmpistrm): Likewise.
5183 (aeskeygenassist): Likewise.
5185 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
5187 * config/i386/predicates.md (vzeroall_operation): New.
5189 * config/i386/sse.md (avx_vzeroall): New.
5190 (*avx_vzeroall): Likewise.
5192 2008-08-28 Paul Brook <paul@codesourcery.com>
5193 Mark Shinwell <shinwell@codesourcery.com>
5194 Richard Earnshaw <richard.earnshaw@arm.com>
5196 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
5197 (TARGET_MIN_ANCHOR_OFFSET): New.
5198 (arm_override_options): Set correct anchor ranges for Thumb-1
5199 and Thumb-2 if required.
5200 (legitimize_pic_address): Handle case involving a TLS symbol
5201 reference with an addend.
5202 (arm_optimization_options): Enable section anchors at -O1 and
5204 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
5205 * config/arm/arm-protos.h (arm_optimization_options): New.
5207 2008-08-28 Nick Clifton <nickc@redhat.com>
5209 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
5210 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
5213 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
5214 * config/v850/v850.md (return): Remove frame size restriction.
5216 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
5218 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
5220 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
5222 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
5224 2008-08-28 Paul Brook <paul@codesourcery.com>
5226 * config/arm/vfp11.md: Update license notice.
5227 * config/arm/cortex-r4.md: Ditto.
5229 2008-08-28 Richard Guenther <rguenther@suse.de>
5231 PR tree-optimization/37207
5232 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
5235 2008-08-28 Dodji Seketeli <dodji@redhat.com>
5238 * tree.c (int_fits_type_p): Don't forget unsigned integers
5239 of type sizetype which higher end word equals -1.
5241 2008-08-28 Ira Rosen <irar@il.ibm.com>
5243 * target.h (struct vectorize): Add new target builtin.
5244 * tree-vectorizer.c (destroy_loop_vec_info): Call
5245 vect_free_slp_instance instead of vect_free_slp_node.
5246 * tree-vectorizer.h (enum slp_load_perm_type): New.
5247 (struct _slp_instance): Add new fields.
5248 (SLP_INSTANCE_LOAD_PERMUTATION): New.
5249 (SLP_INSTANCE_LOADS): New.
5250 (vect_free_slp_tree): Remove.
5251 (vect_free_slp_instance): Declare.
5252 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
5253 (vectorizable_load): Add argument.
5254 (vect_transform_slp_perm_load): New.
5255 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
5257 (vect_get_place_in_interleaving_chain): New function.
5258 (vect_free_slp_tree): Make static.
5259 (vect_free_slp_instance): New function.
5260 (vect_build_slp_tree): Add new arguments. Allow load permutations and
5261 collect the load location in the interleaving chain.
5262 (vect_supported_slp_permutation_p): New function.
5263 (vect_supported_load_permutation_p): Likewise.
5264 (vect_analyze_slp_instance): In case of loads permutation, call
5265 vect_supported_load_permutation_p to check that the permutation is
5267 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
5268 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
5269 (vect_create_mask_and_perm): New function.
5270 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
5271 (vectorizable_load): Add an argument. Don't keep the created vectors
5272 statements in the node if permutation is required. Call
5273 vect_transform_slp_perm_load to generate the permutation.
5274 (vect_transform_stmt): Add new argument. Call vectorizable_load with
5275 additional argument.
5276 (vect_schedule_slp_instance): In case of loads permutation, allocate
5277 vectorized statements structure for all the related SLP nodes. Call
5278 vect_transform_stmt with addditional argument.
5279 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
5280 * config/spu/spu.c (spu_builtin_vec_perm): New.
5281 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5282 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
5283 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
5284 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5286 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
5288 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
5289 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
5290 __gthread_cond_signal, __gthread_cond_timedwait,
5291 __gthread_cond_timedwait_recursive): New functions.
5292 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
5294 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
5297 2008-08-28 Richard Guenther <rguenther@suse.de>
5300 * fold-const.c (maybe_canonicalize_comparison_1): Require
5301 undefined overflow only for canonicalizing A +- CST cmp CST.
5302 Make sure to not generate new constants that are not inside
5303 their TYPE_MIN/MAX_VALUE range.
5304 (maybe_canonicalize_comparison): Remove undefined overflow
5306 (fold_binary): Remove now duplicate folding.
5308 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5310 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
5311 use not updated in the last change.
5313 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5315 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
5316 (IRA_COVER_CLASSES): Add FPUL_REGS.
5318 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5321 * c-common.c (conversion_warning): Check for null operands.
5323 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5326 * c-decl.c (check_for_loop_decls): Improve error message. Give
5329 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5332 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5333 (convert_for_assignment): Pass corrent OPT_W* parameter to
5334 WARN_FOR_ASSIGNMENT.
5336 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5339 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5341 2008-08-27 Paul Brook <paul@codesourcery.com>
5343 * config.gcc: Loosen checks for arm uclinux eabi targets.
5345 2008-08-27 Paul Brook <paul@codesourcery.com>
5347 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5349 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5351 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5353 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5354 the enumerators of an ENUMERAL_TYPE.
5355 * dbxout.c (dbxout_type): Ditto.
5357 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5360 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5361 (fwprop_addr): Check that the loop_father is not the outer loop.
5363 2008-08-26 Paul Brook <paul@codesourcery.com>
5365 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5366 Remove documentation entry for fmul type.
5367 Use fmuls to annotate single-precision multiplication patterns,
5368 fmuld to annotate double-precision multiplication patterns,
5369 fmacs to annotate single-precision multiply-accumulate patterns
5370 and fmacd to annotate double-precision multiply-accumulate patterns.
5371 * config/arm/vfp11.md: Update reservations accordingly.
5372 * config/arm/arm.md: Note that certain values of the "type"
5373 attribute are documented in vfp.md.
5374 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5375 (v10_cvt): Use new fmul types.
5377 2008-08-26 Paul Brook <paul@codesourcery.com>
5379 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5380 * config/arm/vfp11.md: ...here. New.
5381 * config/arm/arm.md: Include vfp11.md.
5383 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5385 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5386 parameter to inform call.
5388 2008-08-26 Jeff Law <law@redhat.com>
5390 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5391 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5392 preferred class when copying a constant into a partial word register.
5394 2008-08-26 Ben Elliston <bje@au.ibm.com>
5396 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5397 * cp/typeck.c: Likewise.
5398 * cp/tree.c: Likewise.
5399 * gimple-low.c: Likewise.
5402 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5404 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5405 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5407 * doc/passes.texi: Describe IRA.
5409 * doc/tm.texi (IRA_COVER_CLASSES,
5410 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5412 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5413 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5414 -fira-propagate-cost, -fno-ira-share-save-slots,
5415 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5417 * flags.h (ira_algorithm): New enumeration.
5418 (flag_ira_algorithm, flag_ira_verbose): New external variable
5421 * postreload.c (gate_handle_postreload): Don't do post reload
5422 optimizations unless the reload is completed.
5424 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5427 * tree-pass.h (pass_ira): New external variable declaration.
5429 * reload.h: Add 2008 to the Copyright.
5431 * cfgloopanal.c: Include params.h.
5432 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5435 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5437 * toplev.c (ira.h): New include.
5438 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5439 (backend_init_target): Call ira_init.
5440 (backend_init): Call ira_init_once.
5441 (finalize): Call finish_ira_once.
5443 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5444 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5447 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5448 may_move_out_cost): New external variable declarations.
5449 (move_table): New typedef.
5451 * caller-save.c: Include headers output.h and ira.h.
5452 (no_caller_save_reg_set): New global variable.
5453 (save_slots_num, save_slots): New variables.
5454 (reg_save_code, reg_restore_code, add_stored_regs): Add
5456 (init_caller_save): Set up no_caller_save_reg_set.
5457 (init_save_areas): Reset save_slots_num.
5458 (saved_hard_reg): New structure.
5459 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5460 (initiate_saved_hard_regs, new_saved_hard_reg,
5461 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5463 (setup_save_areas): Add code for sharing stack slots.
5464 (all_blocks): New variable.
5465 (save_call_clobbered_regs): Process pseudo-register too.
5466 (mark_set_regs): Process pseudo-register too.
5467 (insert_one_insn): Put the insn after bb note in a empty basic
5468 block. Add insn check.
5470 * global.c (eliminable_regset): Make it external.
5471 (mark_elimination): Use DF_LR_IN for IRA.
5472 (pseudo_for_reload_consideration_p): New.
5473 (build_insn_chain): Make it external. Don't ignore spilled
5474 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5475 (gate_handle_global_alloc): New function.
5476 (pass_global_alloc): Add the gate function.
5478 * opts.c (decode_options): Set up flag_ira. Print the warning for
5480 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5482 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5484 * regmove.c (regmove_optimize): Don't do replacement of output for
5487 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5488 New external variable declarations.
5490 * local-alloc.c (update_equiv_regs): Make it external. Return
5491 true if jump label rebuilding should be done. Rescan new_insn for
5493 (gate_handle_local_alloc): New function.
5494 (pass_local_alloc): Add the gate function.
5496 * alias.c (value_addr_p, stack_addr_p): New functions.
5497 (nonoverlapping_memrefs_p): Use them for IRA.
5499 * common.opt (fira, fira-algorithm, fira-coalesce,
5500 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5501 fira-verbose): New options.
5503 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5504 move_cost, may_move_in_cost, may_move_out_cost): Make the
5506 (move_table): Remove typedef.
5507 (init_move_cost): Make it external.
5508 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5511 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5512 setup_reg_classes): New function prototypes.
5513 (eliminable_regset): New external variable declaration.
5514 (build_insn_chain, update_equiv_regs): New function prototypes.
5516 * Makefile.in (IRA_INT_H): New definition.
5517 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5518 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5519 (reload1.o, toplev.o): Add dependence on ira.h.
5520 (cfgloopanal.o): Add PARAMS_H.
5521 (caller-save.o): Add dependence on output.h and ira.h.
5522 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5523 ira-emit.o, ira-lives.o): New entries.
5525 * passes.c (pass_ira): New pass.
5527 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5529 * reload1.c (ira.h): Include the header.
5530 (changed_allocation_pseudos): New bitmap.
5531 (init_reload): Initiate the bitmap.
5532 (compute_use_by_pseudos): Permits spilled registers in FROM.
5533 (temp_pseudo_reg_arr): New variable.
5534 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5535 IRA. Call alter_reg with the additional parameter. Don't clear
5536 spilled_pseudos for IRA. Restore original insn chain for IRA.
5537 Clear changed_allocation_pseudos at the end of reload.
5538 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5539 (hard_regno_to_pseudo_regno): New variable.
5540 (count_pseudo): Check spilled pseudos. Set up
5541 hard_regno_to_pseudo_regno.
5542 (count_spilled_pseudo): Check spilled pseudos. Update
5543 hard_regno_to_pseudo_regno.
5544 (find_reg): Use better_spill_reload_regno_p. Check
5545 hard_regno_to_pseudo_regno.
5546 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5548 (eliminate_regs_1): Use additional parameter for alter_reg.
5549 (finish_spills): Set up pseudo_previous_regs only for spilled
5550 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5551 more arguments. Don't clear live_throughout and dead_or_set for
5552 spilled pseudos. Use additional parameter for alter_reg. Call
5553 mark_allocation_change. Set up changed_allocation_pseudos.
5554 Remove sanity check.
5555 (emit_input_reload_insns, delete_output_reload): Use additional
5556 parameter for alter_reg. Call mark_allocation_change.
5557 (substitute, gen_reload_chain_without_interm_reg_p): New
5559 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5561 * testsuite/gcc.dg/20080410-1.c: New file.
5563 * config/s390/s390.h (IRA_COVER_CLASSES,
5564 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5566 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5568 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5570 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5572 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5574 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5576 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5578 2008-08-24 Jeff Law <law@redhat.com>
5579 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5580 when ignoring unavailable registers.
5582 2008-08-24 Jeff Law <law@redhat.com>
5583 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5584 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5585 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5586 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5588 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5589 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5591 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5592 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5593 * reload1.c (find_reg): Process registers in register allocation order.
5595 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5596 * toplev.c (backend_init_target): Move ira_init call from
5598 (lang_dependent_init_target): ...to here.
5600 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5601 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5602 calculate memory move costs for NO_REGS.
5604 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5605 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5606 STACK_REGS is defined.
5608 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5609 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5611 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5612 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5614 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5615 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5616 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5619 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5620 Dorit Nuzman <dorit@il.ibm.com>
5622 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5623 vec_extract_evenv4sf, vec_extract_evenv8hi,
5624 vec_extract_evenv16qi, vec_extract_oddv4si,
5625 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5626 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5627 vec_interleave_highv4si, vec_interleave_lowv4si,
5628 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5629 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5630 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5632 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5635 * config/rs6000/rs6000.c (optimization_options): Don't default to
5636 section anchors without toplevel reorder.
5638 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5640 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5641 (mfc_end_critical_section): Likewise.
5643 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5645 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5646 all type qualifiers from element type to vector type.
5648 2008-08-25 David Daney <ddaney@avtrex.com>
5650 * config/mips/mips.md (immediate_insn): Move up in file, fix
5651 comment typo, reformat.
5652 (fetchop_bit, atomic_hiqi_op memory_barrier,
5653 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5654 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5655 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5656 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5657 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5658 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5659 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5660 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5661 sync_old_nand<mode>, sync_new_nand<mode>,
5662 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5663 test_and_set_12): Moved to sync.md.
5665 * config/mips/sync.md: New file.
5667 2008-08-25 Richard Henderson <rth@redhat.com>
5669 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5670 (regsave): Likewise.
5671 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5672 (output_cfi_directive): Likewise.
5673 (div_data_align): New.
5674 (output_cfi): Use it.
5676 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5678 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5679 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5680 (TARGET_OCTEON): New macro.
5681 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5682 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5683 (ISA_HAS_POP): New macro.
5684 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5686 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5688 * config/mips/mips.md (cpu): Add octeon.
5689 (type): Add pop attribute value.
5690 (popcount<mode>2): New pattern.
5691 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5693 2008-08-24 Jan Hubicka <jh@suse.cz>
5695 * doc/invoke.texi (-fipa-cp-clone): New option.
5696 (-fipa-cp): Update docs.
5697 (--param ipcp-unit-growth):New.
5698 * ipa-cp.c: Include fibheap.h, params.h
5699 (ipcp_initialize_node_lattices): When not cloning, all externally
5700 visible functions are bottom.
5701 (ipcp_need_redirect_p): Accept clones.
5702 (ipcp_insert_stage): Use cost driven heuristics.
5703 (max_count, dead_nodes): New static vars.
5704 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5705 ipcp_const_param_count): New functions.
5706 * common.opt (ipa-cp-clone): New command line option.
5707 * params.def (ipcp-unit-growth): New.
5709 2008-08-24 Jan Hubicka <jh@suse.cz>
5711 * tree-inline.c (tree_function_versioning): Look harder
5712 for referenced vars.
5714 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5716 PR tree-optimization/37185
5717 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5719 2008-08-23 Jan Hubicka <jh@suse.cz>
5721 * ipa-cp.c (ipcp_analyze_node): New function.
5722 (ipcp_update_cloned_node): Use it.
5723 (ipcp_init_stage): Likewise.
5724 * ipa-inline.c (function_insertion_hook_holder): New static var.
5725 (analyze_function): Break out from ....
5726 (inline_generate_summary): Here; register insertion hook.
5727 (cgraph_decide_inlining): Remove hook.
5728 (add_new_function): New function.
5730 2008-08-23 Jan Hubicka <jh@suse.cz>
5732 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5734 2008-08-23 Jan Hubicka <jh@suse.cz>
5736 * ipa-cp.c (constant_val_insert): Remove.
5737 (ipcp_propagate_one_const): Remove.
5738 (ipcp_create_replace_map): Always insert replacements to the map.
5739 (ipcp_insert_stage): Do not try to insert statements by hand.
5740 * tree-inline.c (insert_init_stmt): Break out from ...
5741 (setup_one_parameter): ... here; allow NULL BB pointer.
5742 (tree_function_versioning): Use setup_one_parameter to process
5745 2008-08-23 Jan Hubicka <jh@suse.cz>
5747 * tree.c (decl_address_ip_invariant_p): New function.
5748 * tree.h (decl_address_ip_invariant_p): Declare.
5749 * gimple.c (strip_invariant_refs): Break out from ...
5750 (is_gimple_invariant_address): ... here
5751 (is_gimple_ip_invariant_address): New function.
5752 (is_gimple_ip_invariant): New function.
5753 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5756 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5757 (ipcp_lat_is_insertable): All constants are insertable.
5758 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5759 IPA_CONST_VALUE_REF.
5760 (ipcp_initialize_node_lattices): Propagate all types of operands.
5761 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5762 (ipcp_create_replace_map): Reformat.
5763 (ipcp_need_redirect_p): Simplify.
5764 (ipcp_insert_stage): Check that argument is used before clonning.
5765 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5767 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5768 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5769 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5770 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5771 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5772 * tree-inline.c (tree_function_versioning): Add variables referenced
5775 2008-08-23 Jan Hubicka <jh@suse.cz>
5778 * i386.c (standard_80387_constant_p): Use optimize_size.
5780 2008-08-23 Ira Rosen <irar@il.ibm.com>
5782 PR tree-optimization/37161
5783 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5784 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5785 (vect_determine_vectorization_factor): Move the scalar type
5786 retrieval to vect_get_smallest_scalar_type.
5787 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5788 scalar type. Remove redundant computation.
5789 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5790 (vect_get_slp_defs): Take the type of RHS into account if
5791 necessary by calling vect_get_smallest_scalar_type. Call
5792 vect_get_constant_vectors with additional argument.
5794 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5797 * doc/invoke.texi (Wwrite-strings): Clarify description.
5799 2008-08-23 Ira Rosen <irar@il.ibm.com>
5801 PR tree-optimization/37174
5802 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5803 def stmt is a part of the loop before accessing its stmt_vec_info.
5805 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5808 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5809 (*swap): New insn pattern.
5810 (*ashlqi3): Rename from ashlqi3 insn pattern.
5811 (ashlqi3): New expanders.
5812 (*lshrqi3): Rename from lshrqi3 insn pattern.
5813 (lshrqi3): New expanders.
5814 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5815 lshrqi3_const5, lshrqi3_const6): New splitters.
5816 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5817 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5820 2008-08-22 Richard Guenther <rguenther@suse.de>
5822 PR tree-optimization/37078
5823 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5824 [+INF, +INF] ranges.
5826 2008-08-22 Richard Guenther <rguenther@suse.de>
5828 PR tree-optimization/37143
5829 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5830 a conversion statement instead of a copy.
5832 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5835 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5836 CCCmode, CCOmode and CCSmode destination modes.
5839 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5840 from different units in a single alternative.
5841 (*vec_extractv2sf_1): Ditto.
5842 (*vec_extractv2si_0): Ditto.
5843 (*vec_extractv2si_1): Ditto.
5844 * config/i386/sse.md (sse2_storehpd): Ditto.
5845 (sse2_storelpd): Ditto.
5846 (sse2_loadhpd): Ditto.
5847 (sse2_loadlpd): Ditto.
5850 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5851 (popcountsi2): Ditto.
5852 (clzdi2_abm): Ditto.
5853 (popcountdi2): Ditto.
5854 (clzhi2_abm): Ditto.
5855 (popcounthi2): Ditto.
5857 2008-08-22 Richard Guenther <rguenther@suse.de>
5861 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5862 if the multiplication does not overflow.
5864 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5866 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5868 2008-08-21 Richard Henderson <rth@redhat.com>
5870 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5871 spurrious comma from test.
5872 * configure: Rebuild.
5874 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5877 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5880 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5882 * c-tree.h (grokfield): New argument.
5883 * c-decl.c (grokfield): Handle new location argument.
5884 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5886 2008-08-21 Richard Guenther <rguenther@suse.de>
5888 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5890 2008-08-21 Jan Hubicka <jh@suse.cz>
5892 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5893 (cgraph_add_function_insertion_hook,
5894 cgraph_remove_function_insertion_hook,
5895 cgraph_call_function_insertion_hooks): New functions.
5896 * cgraph.h (cgraph_add_function_insertion_hook,
5897 cgraph_remove_function_insertion_hook,
5898 cgraph_call_function_insertion_hooks): Declare.
5899 * ipa-reference.c (function_insertion_hook_holder): New variable.
5900 (check_operand, look_for_address_of): When checking late, do not care
5901 about module bitmaps.
5902 (add_new_function): New function.
5903 (generate_summary): Register hooks; zero module bitmaps.
5904 (propagate): Unregister hooks.
5905 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5906 (add_new_function): New function.
5907 (generate_summary): Register hook.
5908 (propagate): Remove hook.
5910 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5912 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5913 * ipa-cp.c (ipcp_update_cloned_node): New function.
5914 (build_const_val): Handle functions correctly; bring type logic
5915 into sync with tree-inline.c
5916 (ipcp_init_stage): Take care of computing stuff needed by
5917 indirect inlining; update clones.
5918 (ipcp_generate_summary): Break out of ipcp_driver.
5919 (ipcp_driver): Do only execution and transformation.
5920 (pass_ipa_cp): Make IPA_PASS.
5921 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5923 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5924 ipcp, some info is already available.
5925 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5926 * tree-inline.c (remap_ssa_name): Unshare expression.
5928 2008-08-21 Richard Guenther <rguenther@suse.de>
5930 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5931 a PHI ask VN if it is already available.
5932 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5933 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5935 2008-08-21 Richard Guenther <rguenther@suse.de>
5938 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5939 makes sure to produce a result of the correct type.
5941 2008-08-21 Jan Hubicka <jh@suse.cz>
5942 Backport from LTO branch:
5944 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5945 Jan Hubicka <jh@suse.cz>
5948 (init_state, finish_state, set_function_state, generate_summary):
5950 (scan_stmt): Renamed from scan_function. Changed to keep state in
5951 local static vars rather than cgraph aux field.
5952 (propagate): Renamed from static_execute. Changed to keep state in
5953 local static vars rather than cgraph aux field.
5954 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5955 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5957 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5959 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5960 * ipa-reference.c (init_function_info, generate_summary,
5961 propagate): New functions.
5962 (analyze_function): Call init_function_info.
5963 (static_execute): Stripped into generate_summary and propagate.
5964 (pass_ipa_reference): Made into ipa_opt_pass.
5966 2008-08-21 Richard Guenther <rguenther@suse.de>
5968 PR tree-optimization/37181
5969 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5971 (extract_range_from_unary_expr): Likewise.
5973 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5975 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5977 * toplev.h (pedwarn_at): Likewise.
5978 * builtins.c: Update all calls to pedwarn.
5979 * c-lex.c: Likewise.
5980 * toplev.c: Likewise.
5981 * c-tree.h: Likewise.
5982 * c-decl.c: Likewise.
5983 * c-errors.c: Likewise.
5984 * c-typeck.c: Likewise.
5985 * c-common.c: Likewise.
5986 * c-parser.c: Likewise.
5988 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5991 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5992 with MODE_VECTOR_INT mode.
5994 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5997 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5998 initialized outside the current module.
5999 (warn_uninitialized_var): Ignore left-hand side when walking the
6000 trees. Ignore address expressions. Examine VUSE operands in gimple
6001 statements with a variable declaration on the right-hand side.
6003 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
6006 * rtlanal.c (subreg_offset_representable_p): Revert last change.
6008 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6011 * c-common.c (conversion_warning): Do not warn if applying bit-and
6012 operator to unsigned constant that fits in the target type.
6014 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6017 * c-common.c (conversion_warning): Do not warn for artificial
6020 2008-08-20 Richard Guenther <rguenther@suse.de>
6022 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
6023 (extract_range_from_binary_expr): Fall back to constant propagation.
6024 (extract_range_from_unary_expr): Likewise.
6026 2008-08-20 Richard Guenther <rguenther@suse.de>
6028 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
6029 with TREE_THIS_VOLATILE on shared nodes.
6030 (fold_stmt_r): Likewise.
6032 2008-08-20 Jakub Jelinek <jakub@redhat.com>
6035 * c-parser.c (c_parser_attributes): For keywords use canonical
6036 spelling for attr_name.
6038 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6040 * value-prof.c (check_counter): Revert wrong call to error.
6042 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6044 * profile.c: Update calls to inform.
6045 * value-prof.c: Update calls to inform.
6047 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6049 * diagnostic.c (inform): Add an explicit location_t parameter.
6050 * toplev.h (inform): Update declaration.
6051 * builtins.c: Update all calls to inform.
6052 * c-common.c: Likewise.
6053 * c-decl.c: Likewise.
6054 * c-opts.c: Likewise.
6055 * c-pch.c: Likewise.
6056 * c-pragma.c: Likewise.
6057 * c-typeck.c: Likewise.
6058 * coverage.c: Likewise.
6060 * toplev.c: Likewise.
6061 * tree-cfg.c: Likewise.
6062 * tree-ssa.c: Likewise.
6064 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
6067 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
6068 V2DI mode, for SSE4.1, use movq instead of vector set if the
6069 second element is zero and inter-unit moves are OK.
6071 2008-08-20 Richard Guenther <rguenther@suse.de>
6073 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
6074 properly handle conversion/copy chains after tuplification.
6076 2008-08-20 Richard Guenther <rguenther@suse.de>
6078 * passes.c (init_optimization_passes): Move the second
6079 forwprop pass before alias computation. Remove the second
6080 DCE pass. Remove the first dominator and phi copy/const
6083 2008-08-20 Nick Clifton <nickc@redhat.com>
6085 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
6086 support of this feature. Do not assume that a sufficiently new
6087 assembler will support the feature regardless of the target type.
6088 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6089 * configure: Regenerate.
6091 2008-08-20 Richard Guenther <rguenther@suse.de>
6093 * tree-vrp.c (found_in_subgraph): Remove.
6094 (live): New global static.
6095 (live_on_edge): New function.
6096 (blocks_visited): Remove.
6097 (register_edge_assert_for_2): Use live_on_edge.
6098 (find_conditional_asserts): Remove code dealing with
6099 found_in_subgraph. Do not walk the CFG.
6100 (find_switch_asserts): Likewise.
6101 (find_assert_locations_1): Renamed from find_assert_locations.
6102 Move finding assert locations for conditional and switch
6103 statements first. Update live bitmap. Do not walk the CFG.
6104 (find_assert_locations): New function.
6105 (insert_range_assertions): Remove entry of CFG walk.
6106 Adjust call to find_assert_locations.
6107 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
6108 that only can appear because of fake exit edges but assert we
6109 never try to insert on those.
6110 (fini_pre): Do not remove fake exit edges here...
6111 (execute_pre): ...but here, before committing edge inserts.
6113 2008-08-19 Richard Guenther <rguenther@suse.de>
6115 * passes.c (init_optimization_passes): Exchange store-ccp
6118 2008-08-19 Rafael EspÃndola <espindola@google.com>
6120 * varasm.c (weak_decls): Move earlier in the file.
6121 (assemble_external): Add weak decls to the weak_decls list.
6122 (declare_weak): Don't add decls to the weak_decls list.
6124 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
6127 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
6128 before (sse2_shufpd_<mode>).
6130 2008-08-19 Jakub Jelinek <jakub@redhat.com>
6133 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
6134 * tree.c (block_nonartificial_location): Likewise.
6136 2008-08-19 Richard Guenther <rguenther@suse.de>
6138 PR tree-optimization/35972
6139 PR tree-optimization/23094
6140 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
6142 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
6143 handle MISALIGNED_INDIRECT_REF.
6144 (get_ref_from_reference_ops): New helper.
6145 (vn_reference_lookup_pieces): Walk the use-def chain using the
6146 alias-oracle if requested.
6147 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
6148 walking the use-def chain.
6149 (compute_avail): But not here.
6150 (create_component_ref_by_pieces_1): Properly handle
6151 MISALIGNED_INDIRECT_REF.
6152 (do_regular_insertion): Handle fully redundant
6153 expressions after PHI-translation also for SSA_NAME values, not
6154 only constants. Correctly use edoubleprime for that.
6156 2008-08-19 Ira Rosen <irar@il.ibm.com>
6158 * tree-vectorizer.c (supportable_widening_operation): Support
6159 multi-step conversion, return the number of steps in such conversion
6160 and the required intermediate types.
6161 (supportable_narrowing_operation): Likewise.
6162 * tree-vectorizer.h (vect_pow2): New function.
6163 (supportable_widening_operation): Change argument types.
6164 (supportable_narrowing_operation): Likewise.
6165 (vectorizable_type_promotion): Add an argument.
6166 (vectorizable_type_demotion): Likewise.
6167 * tree-vect-analyze.c (vect_analyze_operations): Call
6168 vectorizable_type_promotion and vectorizable_type_demotion with
6169 additional argument.
6170 (vect_get_and_check_slp_defs): Detect patterns.
6171 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
6173 (vect_analyze_slp_instance): Don't fail in case of multiple types.
6174 Call vect_build_slp_tree with correct arguments. Calculate unrolling
6175 factor according to the smallest type in the loop.
6176 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
6177 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
6178 supportable_widening_operation with correct arguments.
6179 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
6180 operands lists according to the number of vector statements in left
6181 or right node, if exists.
6182 (vect_gen_widened_results_half): Remove unused argument.
6183 (vectorizable_conversion): Call supportable_widening_operation,
6184 supportable_narrowing_operation, and vect_gen_widened_results_half
6185 with correct arguments.
6186 (vectorizable_assignment): Change documentation, support multiple
6188 (vectorizable_operation): Likewise.
6189 (vect_get_loop_based_defs): New function.
6190 (vect_create_vectorized_demotion_stmts): Likewise.
6191 (vectorizable_type_demotion): Support loop-aware SLP and general
6192 multi-step conversion. Call vect_get_loop_based_defs and
6193 vect_create_vectorized_demotion_stmts for transformation.
6194 (vect_create_vectorized_promotion_stmts): New function.
6195 (vectorizable_type_promotion): Support loop-aware SLP and general
6196 multi-step conversion. Call vect_create_vectorized_promotion_stmts
6198 (vectorizable_store): Change documentation, support multiple
6200 (vectorizable_load): Likewise.
6201 (vect_transform_stmt): Pass SLP_NODE to
6202 vectorizable_type_promotion and vectorizable_type_demotion.
6203 (vect_schedule_slp_instance): Move here the calculation of number
6204 of vectorized statements for each node from...
6205 (vect_schedule_slp): ... here.
6206 (vect_transform_loop): Call vect_schedule_slp without the last
6209 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
6212 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
6213 to == in assert statement.
6214 (vectorizable_reduction): Fix typo.
6216 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6219 * value-prof.c (check_counter): Dereference pointer to overall
6220 count when printing it.
6222 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6224 * profile.h: Really add it.
6226 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6228 * mcf.c: Really add it.
6230 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
6231 Vinodha Ramasamy <vinodha@google.com>
6233 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
6235 * value-prof.c (check_counter): Fix the counter if
6236 flag_profile_correction is true.
6237 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6238 tree_mod_subtract_transform):
6239 Follow check_counter parameter change.
6240 * common.opt (fprofile-correction): New option.
6242 * profile.h: Likewise.
6243 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
6244 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
6245 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
6247 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
6248 flag_profile_correction is set.
6250 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
6252 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
6254 2008-08-18 Tomas Bily <tbily@suse.cz>
6256 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
6257 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
6259 * tree-data-ref.c (split_constant_offset_1): Likewise.
6260 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
6261 * tree-sra.c (sra_walk_expr): Likewise.
6262 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
6263 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6264 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
6265 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
6267 * gimple.c (gimple_assign_unary_nop_p): Likewise.
6268 * tree-vect-transform.c (vectorizable_type_demotion)
6269 (vectorizable_type_promotion): Likewise.
6270 * tree-inline.c (expand_call_inline):
6271 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6272 (forward_propagate_addr_expr_1, forward_propagate_comparison)
6273 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6274 * expr.c (expand_expr_real_1): Likewise.
6275 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
6276 (gimple_assign_unary_useless_conversion_p): Likewise.
6277 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6278 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
6279 * fold-const.c (fold_unary): Likewise.
6280 * tree.h (CONVERT_EXPR_P): Likewise.
6281 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
6282 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6284 (register_edge_assert_for_2, extract_range_from_unary_expr)
6285 (register_edge_assert_for_1): Likewise.
6287 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6289 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
6290 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
6291 (enum real_value_const): Delete.
6292 (get_real_const): Delete.
6293 * real.c (get_real_const): Delete.
6294 (dconst_e_ptr): Define.
6295 (dconst_third_ptr): Define.
6296 (dconst_sqrt2_ptr): Define.
6297 * builtins.c: Update all callers.
6299 2008-08-18 Richard Guenther <rguenther@suse.de>
6301 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
6302 statement iterator after statement removal.
6304 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
6306 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
6307 (detect_processor_freebsd): Likewise.
6308 (host_detect_local_cpu): Call newly added functions for FreeBSD.
6310 2008-08-18 Richard Guenther <rguenther@suse.de>
6312 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
6313 and loads have the correct types.
6315 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6318 * c-opts.c (cpp_opts): Remove static.
6319 * c-parser.c (cpp_opts): Declare it extern.
6320 (disable_extension_diagnostics): Handle cpp options.
6321 (enable_extension_diagnostics): Likewise.
6323 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6325 * diagnostics.c (permerror_at): Rename as permerror.
6326 (permerror): Delete.
6327 * toplev.h: Likewise.
6329 2008-08-18 Richard Guenther <rguenther@suse.de>
6331 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6332 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6333 Move call_cdce before build_alias. Move copyrename2,
6334 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6335 right after final inlining.
6336 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6337 (pass_build_cfg): But instead via TODO_dump_func.
6339 2008-08-18 Richard Guenther <rguenther@suse.de>
6341 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6343 (scalarize_init): If we failed to generate some initializers
6344 do not generate zeros for not instantiated members. Instead
6345 rely on the copy out.
6346 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6347 about missing flow-sensitive alias info only if we have
6350 2008-08-17 Nick Clifton <nickc@redhat.com>
6352 * doc/extend.texi (Function Attributes): Fix typo in description
6353 if hot function attribute.
6355 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6356 Richard Sandiford <rdsandiford@googlemail.com>
6358 * doc/install.texi (--with-mips-plt): Document.
6359 * doc/invoke.texi (-mplt, -mno-plt): Document.
6360 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6361 and handle ${with_mips_plt}.
6362 * config/mips/mips.opt (mplt): New option.
6363 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6364 (TARGET_ABICALLS_PIC2): Likewise.
6365 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6366 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6367 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6368 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6369 to decide whether to output ".option picX" directives.
6370 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6371 Pass -call_nonpic rather than -KPIC for -mplt.
6372 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6373 on the command line. Also remove it when -mabi=64 is used without
6375 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6376 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6377 TARGET_ABICALLS_PIC0.
6378 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6380 (mips16_build_function_stub): Only output ".option pic" directives
6381 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6382 (mips16_build_call_stub): Fix comment and remove redundant
6383 ".set at"/"set .noat" directives.
6384 (mips_function_rodata_section): Use the default behaviour for
6385 TARGET_ABSOLUTE_ABICALLS.
6386 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6387 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6388 (mips_restore_gp): Do nothing if the current function doesn't use
6390 (mips_expand_prologue): Only save $gp if the current function uses it.
6391 Use a normal move for TARGET_ABICALLS_PIC0.
6392 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6394 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6396 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6397 of function when handling GLOBAL_POINTER_REGNUM.
6399 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6402 * common.opt (-fstack-check): Do not declare the variable here.
6403 (-fstack-check=): New option variant.
6404 * doc/invoke.texi (Code Gen Options): Document it.
6405 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6406 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6407 (STACK_CHECK_STATIC_BUILTIN): New macro.
6408 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6409 * opts.c: Include expr.h.
6410 (common_handle_option) <OPT_fold_stack_check_>: New case.
6411 <OPT_fstack_check>: Likewise.
6412 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6413 consistently in the test for variable-sized types. Adjust for
6414 new behaviour of flag_stack_check.
6415 * explow.c: Include except.h.
6416 (allocate_dynamic_stack_space): Do not take into account
6417 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6418 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6419 for variable-sized parameters. Treat all parameters whose size is
6420 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6421 stack checking is enabled.
6422 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6423 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6424 if generic stack checking is enabled.
6425 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6426 * reload1.c (reload): Likewise.
6427 * stmt.c (expand_decl): Assert that all automatic variables have
6428 fixed size at this point and remove dead code.
6429 * flags.h (stack_check_type): New enumeration type.
6430 (flag_stack_check): Declare.
6431 * toplev.c (flag_stack_check): New global variable.
6432 * Makefile.in (opts.o): Add dependency on EXPR_H.
6433 (explow.o): Add dependency on except.h.
6435 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6437 * config/avr/avr.c (avr_override_options): Reduce value of
6438 PARAM_INLINE_CALL_COST.
6440 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6442 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6443 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6444 lieu of TYPE_MODE (type) throughout.
6446 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6448 * config/arm/arm.c (add_minipool_backward_ref): Check for
6449 8-byte-aligned entries in second case of forcing insertion after a
6450 particular entry. Change third case to avoid inserting
6451 non-8-byte-aligned entries before 8-byte-aligned ones.
6453 2008-08-15 Richard Guenther <rguenther@suse.de>
6455 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6456 strip components for unknown size accesses.
6458 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6460 * config/s390/2097.md New file.
6461 * config/s390/s390.md ("z10prop" attribute): Define none,
6462 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6463 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6464 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6465 possible values and apply them to insns as appropriate.
6466 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6467 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6468 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6469 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6470 ("bfp" mode attribute): Removed. Every occurence replaced
6472 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6473 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6476 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6479 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6482 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6484 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6485 additional argument. Support reduction when duplication is needed due
6486 to data-types of different sizes in the loop.
6487 (get_initial_def_for_induction): Fix printout.
6488 (vect_get_vec_def_for_stmt_copy): Support case where the
6489 vec_stmt_for_operand is a phi node.
6490 (vectorizable_reduction): Support reduction when duplication is needed
6491 due to data-types of different sizes in the loop.
6492 (vectorizable_call): Remove restriction to not vectorize in case we
6493 have data-types of different sizes in the loop.
6494 (vectorizable_conversion): Likewise.
6495 (vectorizable_operation): Likewise.
6496 (vectorizable_type_demotion): Likewise.
6497 (vectorizable_type_promotion): Likewise.
6498 (vectorizable_induction): Add restriction to not vectorize in case
6499 we have data-types of different sizes in the loop.
6501 2008-08-14 Christophe Saout <christophe@saout.de>
6502 Uros Bizjak <ubizjak@gmail.com>
6505 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6506 (*vec_concatv2di_rex64_sse4_1): Ditto.
6507 (*vec_concatv2di_rex64_sse): Ditto.
6509 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6512 * fold-const.c (fold_widened_comparison): Do not allow
6513 sign changes that change the result even if shorter type
6514 is wider than arg1_unw's type.
6516 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6518 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6519 Skip if the multilib testing specifies -march that does not
6520 agree with the one specified in the testcase.
6522 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6524 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6525 zero extend SImode values being converted to TFmode before passing
6528 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6530 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6531 __PPU__ when targeting the Cell/B.E. PPU processor.
6533 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6535 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6536 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6537 Rematerialize the static chain, if any.
6538 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6541 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6543 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6544 (new_loc_descr): Likewise.
6545 (add_loc_descr): Likewise.
6546 (size_of_loc_descr): Likewise.
6547 (size_of_locs): Likewise.
6548 (output_loc_operands): Likewise.
6549 (output_loc_sequence): Likewise.
6550 (new_reg_loc_descr): New.
6551 (build_cfa_loc): Use it.
6552 (build_cfa_aligned_loc): Likewise.
6553 (one_reg_loc_descriptor): Likewise.
6554 (based_loc_descr): Likewise.
6556 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6559 * doc/invoke.texi (Wmain): Update.
6560 * c-decl.c (start_decl): warn_main is only 0 or 1.
6561 (start_function): Likewise. Fix formatting.
6562 (finish_function): Delete redundant warning.
6563 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6564 * c-opts (c_common_handle_option): -Wall only has effect if
6565 warn_main is uninitialized. OPT_Wmain is automatically
6566 handled. -pedantic also enables Wmain.
6567 (c_common_post_options): Handle all logic for Wmain here.
6568 * c-common.c (warn_main): Delete.
6569 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6570 * c-common.h (warn_main): Delete.
6572 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6575 * expr.c (emit_group_store): Allocate stack temp with the
6576 largest alignment when copying from register to stack.
6578 2008-08-13 Richard Guenther <rguenther@suse.de>
6580 * tree.h (maybe_fold_offset_to_address): Declare.
6581 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6582 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6583 Likewise for POINTER_PLUS_EXPR.
6584 (maybe_fold_offset_to_reference): Enable disabled code.
6585 (maybe_fold_offset_to_address): New function.
6586 (fold_stmt_r): Use it.
6587 (fold_gimple_assign): Likewise.
6588 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6589 (gimplify_expr): Likewise.
6591 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6593 * toplev.h (pedwarn_at): Fix declaration.
6595 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6597 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6598 LINK_SPEC): Use %R in -Y P argument.
6600 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6603 * diagnostic.c (pedwarn_at): New.
6604 * toplev.h (pedwarn_at): Declare.
6605 * c-tree.h (build_enumerator): Update declaration.
6606 * c-decl.c (finish_enum): Update comment.
6607 (build_enumerator): Take a location parameter. Give a pedwarn but do
6608 not perform any conversion.
6609 * c-parser.c (c_parser_enum_specifier): Set correct location for
6612 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6615 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6616 expressions except for conversions to signed:1 bitfields. Handle
6617 COND_EXPR with constant operands.
6619 2008-08-13 Richard Guenther <rguenther@suse.de>
6621 PR tree-optimization/15255
6622 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6623 (struct oecount_s): New struct and VEC types.
6625 (oecount_hash): New function.
6626 (oecount_eq): Likewise.
6627 (oecount_cmp): Likewise.
6628 (zero_one_operation): New function.
6629 (build_and_add_sum): Likewise.
6630 (undistribute_ops_list): Perform un-distribution of multiplication
6631 and division on the chain of summands.
6632 (should_break_up_subtract): Also break up subtracts for factors.
6633 (reassociate_bb): Delete dead visited statements.
6634 Call undistribute_ops_list. Re-sort and optimize if it did something.
6635 * passes.c (init_optimization_passes): Move DSE before
6637 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6640 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6642 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6644 * doc/invoke.texi: Revert unintended checkin.
6646 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6649 * gcc.c (include_spec_function): Tweak call to find_a_file.
6651 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6654 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6655 and TRUTH_ORIF_EXPR.
6656 * dojump.c (do_jump): Likewise.
6658 PR tree-optimization/37084
6659 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6660 if id->regimplify, don't assume stmt is a cast assignment.
6662 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6664 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6666 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6669 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6672 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6674 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6675 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6677 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6678 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6679 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6680 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6681 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6683 * doc/tm.texi (Storage Layout): Remove documentation for
6684 TARGET_FLOAT_FORMAT.
6686 * simplify-rtx.c (simplify_binary_operation_1): Replace
6687 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6689 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6691 * real.h (struct real_format): New member has_sign_dependent_rounding.
6692 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6693 spu_single_format, ieee_double_format, mips_double_format,
6694 motorola_double_format, ieee_extended_motorola_format,
6695 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6696 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6697 mips_extended_format, ieee_quad_format, mips_quad_format,
6698 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6699 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6701 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6702 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6703 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6704 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6705 (ROUND_TOWARDS_ZERO): Likewise.
6707 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6708 (FLOAT_MODE_FORMAT): New macro.
6709 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6710 (MODE_COMPOSITE_P): ... this new macro.
6711 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6712 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6713 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6715 * flags.h: Include "real.h".
6717 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6718 REAL_MODE_FORMAT_COMPOSITE_P.
6719 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6721 * doc/tm.texi (Storage Layout): Remove documentation of
6722 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6723 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6724 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6725 they only apply to libgcc2.a.
6727 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6729 * config/spu/float_disf.c: New file.
6730 * config/spu/float_unsdisf.c: New file.
6731 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6732 (LIB2FUNCS_EXCLUDE): Define.
6734 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6735 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6737 * real.h (struct real_format): New member round_towards_zero.
6738 * real.c (round_for_format): Respect fmt->round_towards_zero.
6739 (ieee_single_format, mips_single_format, motorola_single_format,
6740 spu_single_format, ieee_double_format, mips_double_format,
6741 motorola_double_format, ieee_extended_motorola_format,
6742 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6743 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6744 mips_extended_format, ieee_quad_format, mips_quad_format,
6745 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6746 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6748 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6749 real_format to choose rounding mode when calling MPFR functions.
6750 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6751 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6753 * real.h (real_to_decimal_for_mode): Add prototype.
6754 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6755 Respect target rounding mode when generating decimal representation.
6756 (real_to_decimal): New stub for backwards compatibility.
6757 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6758 real_to_decimal_for_mode instead of real_to_decimal.
6760 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6762 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6763 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6765 * real.c (spu_single_format): New variable.
6766 * real.h (spu_single_format): Declare.
6768 * config/spu/spu.c (spu_override_options): Install SFmode format.
6769 (spu_split_immediate): Use integer mode to operate on pieces of
6770 floating-point values in all cases.
6772 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6773 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6774 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6776 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6778 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6780 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6782 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6784 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6787 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6788 on the VAR_DECL instead of TYPE_READONLY on its type.
6790 2008-08-12 Ira Rosen <irar@il.ibm.com>
6792 * tree-vectorizer.c: Depend on langhooks.h.
6793 (supportable_widening_operation): Add two arguments. Support double
6795 (supportable_narrowing_operation): Likewise.
6796 * tree-vectorizer.h (supportable_widening_operation): Add two
6798 (supportable_narrowing_operation): Likewise.
6799 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6800 supportable_widening_operation with correct arguments.
6801 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6802 (vectorizable_type_demotion): Support double type conversions.
6803 (vectorizable_type_promotion): Likewise.
6804 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6806 2008-08-11 Michael Matz <matz@suse.de>
6808 * i386/i386.c (override_options): Move initialisation from
6809 flag_schedule_insns_after_reload to here from ...
6810 (optimization_options): ... here.
6812 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6814 PR rtl-optimization/36998
6815 * dwarf2out.c (compute_barrier_args_size_1,
6816 compute_barrier_args_size): Temporarily remove assertions.
6818 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6821 * tree-ssa.c (struct walk_data): Add new flag
6822 warn_possibly_uninitialized.
6823 (warn_uninitialized_var): Use it.
6824 (warn_uninitialized_vars): New.
6825 (execute_early_warn_uninitialized): Call it.
6826 (execute_late_warn_uninitialized): Likewise.
6828 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6831 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6834 2008-08-09 Jan Hubicka <jh@suse.cz>
6837 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6839 (expand_fix): Be prepared for expansion to fail.
6840 (expand_sfix_optab): Remove instructions if expansion failed.
6842 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6844 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6846 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6847 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6849 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6851 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6852 mips/t-libgcc-mips16 to tmake_file.
6853 * config/mips/mips-protos.h (mips_call_type): New enum.
6854 (mips_pic_base_register, mips_got_load): Declare.
6855 (mips_restore_gp): Take an rtx argument.
6856 (mips_use_pic_fn_addr_reg_p): Declare.
6857 (mips_expand_call): Replace the sibcall_p argument with
6858 a mips_call_type argument. Add a lazy_p parameter.
6859 (mips_split_call): Declare.
6860 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6861 (MIPS16_PIC_TEMP): Likewise.
6862 (reg_class): Delete M16_NA_REGS.
6863 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6864 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6865 (mips_split_hi_p): Declare.
6866 * config/mips/mips.c (mips_split_hi_p): New array.
6867 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6868 (mips_got_symbol_type_p): New function.
6869 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6870 (mips16_stub_function_p): New function.
6871 (mips16_local_function_p): Likewise.
6872 (mips_use_pic_fn_addr_reg_p): Likewise.
6873 (mips_cannot_force_const_mem): Return false for HIGHs.
6874 Extend CONST_INT and symbolic handling to MIPS16, using
6875 mips_symbol_insns to check that the base symbol type is a
6876 legitimate constant. Reject GOT-based constants if
6877 TARGET_MIPS16_PCREL_LOADS.
6878 (mips_const_insns): Check targetm.cannot_force_const_mem when
6879 decomposing a symbolic base and a large offset.
6880 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6881 When calling a function that needs $25 from MIPS16 code,
6882 move the target address into $25 separately and add a USE
6884 (mips16_gp_pseudo_reg): Insert the initializer immediately
6885 before the first real insn.
6886 (mips_pic_base_register, mips_got_load): New functions.
6887 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6888 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6889 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6890 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6891 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6892 also passing NULL_RTX rather than const0_rtx as the aux argument.
6893 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6894 instead of TARGET_EXPLICIT_RELOCS.
6895 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6896 (mips_load_call_address): Replace the sibcall_p argument with
6897 a mips_call_type argument. Use mips_got_load.
6898 (mips16_local_alias): New structure.
6899 (mips16_local_aliases): New variable.
6900 (mips16_local_aliases_hash): New function.
6901 (mips16_local_aliases_eq): Likewise.
6902 (mips16_local_alias): Likewise.
6903 (mips16_stub_function): Likewise.
6904 (mips16_build_function_stub): Create a local alias for the target
6905 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6906 .cpload directive and an R_MIPS_NONE relocation for the target
6907 function, then load the alias rather than the function itself.
6908 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6909 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6910 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6911 (mips16_build_call_stub): Replace the FN parameter with an
6912 FN_PTR parameter. Force the address into a register if it
6913 isn't a call_insn_operand; don't rely on the caller to do this.
6914 If a call to a locally-defined and locally-binding MIPS16
6915 function must be made indirectly, redirect the call to the
6916 function's local alias. Use mips16_stub_function_p,
6917 mips16_stub_function, mips_expand_call and use_reg.
6918 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6919 Use explicit %hi and %lo accesses where possible.
6920 Use MIPS_CALL to generate the correct code form of a
6921 jal instruction. Add clobbers of $18 instead of uses.
6922 Update the call to mips_emit_call_insn.
6923 (mips_expand_call): Replace the SIBCALL_P argument with a
6924 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6925 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6926 allowing it to modify the call address. Update the calls to
6927 mips_load_call_address and mips_emit_call_insn.
6928 (mips_split_call): New function.
6929 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6930 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6931 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6932 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6933 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6935 (mips_cprestore_slot): New function.
6936 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6937 and use mips_cprestore_slot.
6938 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6940 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6941 then use a copygp_mips16 instruction to set up $28.
6942 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6943 (mips16_lay_out_constants): Call split_all_insns_noflow.
6944 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6945 false if TARGET_MIPS16.
6946 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6947 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6948 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6949 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6950 MIPS16 code. Allow MIPS16 o32 PIC.
6951 (mips_override_options): Allow MIPS16 o32 PIC.
6952 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6953 after reload if TARGET_USE_GOT.
6954 (UNSPEC_COPYGP): New constant.
6955 (length): Use a default length of 8 for MIPS16 GOT loads.
6956 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6957 (*got_page<mode>): Check mips_split_hi_p.
6958 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6959 (unspec_got<mode>, unspec_call<mode>): New expanders.
6960 (load_got<mode>, load_call<mode>): Remove the length attributes.
6961 Use a got attribute instead of a type attribute.
6962 (copygp_mips16): New insn.
6963 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6964 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6965 (sibcall, sibcall_value, call, call_value): Update the calls
6966 to mips_expand_call.
6967 (call_internal, call_value_internal): Use mips_split_call.
6968 (call_value_multiple_internal): Likewise.
6969 (call_split): Move after call_internal (the insn it is split from).
6970 (call_internal_direct, call_value_internal_direct): Turn into
6971 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6972 (call_direct_split, call_value_direct_split): New patterns.
6973 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6974 and use M16_REGS instead of M16_NA_REGS.
6975 * config/mips/predicates.md (const_call_insn_operand): Replace
6976 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6977 mips_use_pic_fn_addr_reg_p check.
6978 (move_operand): Reject HIGHs if mips_split_hi_p.
6979 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6980 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6981 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6982 * config/mips/libgcc-mips16.ver: New file.
6983 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6984 $(srcdir)/config/mips/libgcc-mips16.ver.
6986 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6988 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6990 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6991 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6992 (mips16_cfun_returns_in_fpr_p): Likewise.
6994 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6996 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6997 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6998 rather than 4 to PC.
7000 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7002 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
7003 (FUNCTION_PROFILER): Save the static chain pointer into $2
7004 beforehand and restore it aftewards.
7005 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
7006 address directly into $25 and call the function through $25;
7007 do not clobber $3. Pad the DImode version to cover the space
7008 left by the deleted $25 <- $3 move.
7009 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
7010 the removal of the $25 <- $3 move.
7011 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
7012 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7014 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7015 Daniel Jacobowitz <dan@codesourcery.com>
7017 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
7018 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
7019 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
7020 * config/mips/mips.c (mips_start_function_definition): New function.
7021 (mips_end_function_definition): Likewise.
7022 (mips_output_function_prologue): Use mips_start_function_definition.
7023 (mips_output_function_epilogue): Use mips_end_function_definition.
7024 (build_mips16_function_stub): Use mips_start_function_definition
7025 and mips_end_function_definition.
7026 (build_mips16_call_stub): Likewise.
7028 2008-08-09 Richard Guenther <rguenther@suse.de>
7030 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
7031 * gimple.h (gimple_call_fn): Adjust comment.
7032 (gimple_call_set_fndecl): New function.
7033 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
7034 longer having bare FUNCTION_DECL operand.
7035 (gimple_call_return_type): Likewise.
7036 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
7038 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
7039 (gimple_mod_pow2): Likewise.
7040 (gimple_mod_subtract): Likewise.
7041 (gimple_ic): Likewise.
7042 (gimple_stringop_fixed_value): Likewise.
7043 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
7044 longer having bare FUNCTION_DECL operand.
7045 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
7046 * omp-low.c (optimize_omp_library_calls): Likewise.
7047 * cgraphunit.c (update_call_expr): Likewise.
7048 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
7049 (execute_convert_to_rsqrt): Likewise.
7050 * cfgexpand.c (gimple_to_tree): Simplify.
7051 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
7052 bare FUNCTION_DECL operand.
7053 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
7054 (convert_gimple_call): Use gimple_call_fndecl.
7055 * c-common.c (c_warn_unused_result): Likewise.
7057 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7060 * c-typeck.c (digest_init): Call verify_sequence_points from here.
7061 (c_finish_return): Likewise.
7062 (c_start_case): Likewise.
7063 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
7064 * c-parser.c (c_parser_condition): New. Call
7065 verify_sequence_points.
7066 (c_parser_paren_condition): Call c_parser_condition.
7067 (c_parser_for_statement): Call c_parser_condition.
7069 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7072 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
7073 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
7074 Moved from diagnostic.h
7075 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
7077 (emit_diagnostic): New.
7078 (warning0, pedwarn0): Delete.
7079 (warning, warning_at, pedwarn, permerror): Return bool.
7080 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
7081 Moved to diagnostic.c.
7082 (struct diagnostic_context): Use correct type for
7083 classify_diagnostic.
7084 (diagnostic_report_diagnostic): Update declaration.
7085 (emit_diagnostic): Declare.
7086 * errors.c (warning): Return bool.
7087 * errors.h (warning): Update declaration.
7088 * toplev.h (warning0, pedwarn0): Delete.
7089 (warning, warning_at, pedwarn, permerror): Return bool.
7090 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
7091 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
7092 inform. Update all calls.
7093 (diagnose_mismatched_decls): Check return value of warning/pedwarn
7094 before giving informative note.
7095 (implicit_decl_warning): Likewise.
7096 * c-typeck.c (build_function_call): Likewise.
7097 * tree-sssa.c (warn_uninit): Likewise.
7098 * builtins.c (gimplify_va_arg_expr): Likewise.
7100 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7103 * doc/invoke.texi (-Wextra): Move warning from here...
7104 (-Wuninitialized): ... to here.
7106 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7109 * flags.h (set_Wunused): Delete
7110 * toplev.c (process_options): Handle Wunused flags here.
7111 * opts.c (maybe_warn_unused_parameter): Delete.
7112 (common_handle_option): Replace set_Wunused by warn_unused.
7113 (set_Wextra): Do not handle Wunused-parameter here.
7114 (set_Wunused): Delete.
7115 * c-opts.c (c_common_handle_option): Replace set_Wunused by
7117 * common.opt (Wunused): Add Var and Init.
7118 (Wunused-function): Likewise.
7119 (Wunused-label): Likewise.
7120 (Wunused-parameter): Likewise.
7121 (Wunused-value): Likewise.
7122 (Wunused-variable): Likewise.
7124 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
7126 * doc/invoke.texi: Add cpu_type power7.
7127 * config.in (HAVE_AS_VSX): New.
7128 * config.gcc: Add cpu_type power7.
7129 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
7131 * configure: Regenerate.
7132 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
7134 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
7135 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
7136 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
7138 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
7140 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
7141 type to vectorize.builtin_conversion.
7142 (vectorizable_conversion): Likewise.
7143 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
7144 integral type as input.
7145 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
7147 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
7148 and ALTIVEC_BUILTIN_VCTSXS.
7149 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
7152 2008-08-08 Richard Guenther <rguenther@suse.de>
7154 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
7155 (surely_varying_stmt_p): Calls are varying only if they are
7156 non-builtin and not indirect or have no result.
7157 (ccp_fold): Re-instantiate code before the tuples merge.
7159 2008-08-08 Richard Guenther <rguenther@suse.de>
7161 PR tree-optimization/37056
7162 * gimple.h (gimple_assign_rhs_class): New helper function.
7163 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
7164 unary operations properly.
7166 2008-08-07 Jan Hubicka <jh@suse.cz>
7168 * i386.h (ix86_size_cost): Declare.
7169 (ix86_cur_cost): New function macro.
7170 * i386.md (peepholes expanding size and splitters): Predicate by
7171 optimize_insn_for_speed_p.
7172 (peepholes reduce size and splitters): Predicate by
7173 optimize_insn_for_size_p.
7174 * i386.c (ix86_size_cost): Rename from ...
7175 (size_cost): This one.
7176 (override_options): Update.
7177 (decide_alg): Likewise.
7178 (ix86_expand_clear): Use RTL profile.
7179 (ix86_pad_returns): Use RTL profile.
7181 2008-08-07 Jan Hubicka <jh@suse.cz>
7183 * recog.c (split_all_insns): Set RTL profile
7184 (peephole2_optimize): Likewise.
7185 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7186 * combine.c (combine_instructions): Likewise.
7188 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7190 * c-common.c (c_common_reswords): Also warn about keyword "bool".
7192 2008-08-07 Bob Wilson <bob.wilson@acm.org>
7194 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
7195 value in a6 after the set_frame_ptr insn.
7197 2008-08-07 Richard Henderson <rth@redhat.com>
7200 * gcc.c (cpp_options): Pass along -g*.
7202 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7204 * config/arm/arm.c (output_move_neon): Update comment describing
7205 big-endian vector layout.
7206 (arm_assemble_integer): Do not handle big-endian NEON vectors
7208 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
7209 neon_vget_lane<mode>_sext_internal,
7210 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
7211 element indices for big-endian.
7213 2008-08-07 Richard Henderson <rth@redhat.com>
7215 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
7216 * configure, config.in: Rebuild.
7217 * debug.h (dwarf2out_do_cfi_asm): Declare.
7218 * c-cppbuiltin.c (c_cpp_builtins): Use it.
7219 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
7220 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
7221 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
7223 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7225 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7226 movv2si_internal): Combine into mov<mode>_internal.
7227 (movv2si_internal_2): Remove.
7229 2008-08-07 Jan Hubicka <jh@suse.cz>
7232 * i386.md (single stringop patterns): Enable unconditionally.
7234 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
7237 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
7239 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
7240 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
7242 * config/i386/sse.md (sse2_movq128): New.
7244 * doc/extend.texi: Document __builtin_ia32_movq128.
7246 2008-08-07 Richard Guenther <rguenther@suse.de>
7249 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
7250 pointers can access anything.
7252 2008-08-06 Jan Hubicka <jh@suse.cz>
7254 * optabs.c (emit_unop_insn): Break out to ...
7255 (maybe_emit_unop_insn): ... this one.
7256 (expand_sfix_optab): Use maybe variant.
7257 * optabs.h (maybe_emit_unop_insn): Declare.
7259 * i386.md (mov0 patterns): Enable by default.
7260 (FP conversion expanders): Disable expansion of code expanding
7261 sequences when instruction should be optimized for size.
7262 (single strinop patterns): Enable when optimizing for size.
7263 (string expanders): Disable expanding of code expanding sequences
7264 when optimizning instruction for size.
7265 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
7267 (ix86_fp_comparison_sahf_cost): Likewise.
7268 (ix86_expand_branch): Likewise.
7269 (ix86_expand_ashl_const): Likewise.
7270 (ix86_split_ashl): Likewise.
7271 (ix86_expand_strlen): Likewise.
7272 (ix86_emit_fp_unordered_jump): Likewie.
7274 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7276 * c-common.c: Fix typo.
7277 (c_common_reswords): Activate more C++ keyword warnings.
7279 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
7281 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7284 * diagnostic.c (permerror_at): New.
7285 * toplev.h (permerror_at): Declare.
7287 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
7288 Ira Rosen <irar@il.ibm.com>
7290 * tree-vect-transform.c (vect_model_simple_cost): Return
7291 immediately if stmt is pure SLP.
7292 (vect_model_store_cost): Ditto.
7293 (vect_model_load_cost): Ditto.
7294 (vectorizable_store): Remove PURE_SLP check before call
7295 to vect_model_store_cost.
7296 (vect_model_store_cost): When checking whether stmt describe
7297 strided access, add a check that it is not slp_node.
7299 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7302 * c-common.c (warn_for_sign_compare): New. Handle separately the
7303 case that 'constant' is zero.
7304 * c-typeck.c (build_binary_op): Move code to c-common.c
7306 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7308 * config/alpha/alpha.c (alpha_preferred_reload_class,
7309 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
7310 alpha_output_mi_thunk_osf): Avoid C++ keywords.
7311 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
7312 * config/arm/arm.md: Likewise.
7313 * config/avr/avr-protos.h (preferred_reload_class,
7314 test_hard_reg_class, avr_simplify_comparison_p,
7315 out_shift_with_cnt, class_max_nregs): Likewise.
7316 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
7317 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
7318 preferred_reload_class, test_hard_reg_class): Likewise.
7319 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
7320 bfin_memory_move_cost, bfin_secondary_reload,
7321 bfin_output_mi_thunk): Likewise.
7322 * config/crx/crx.c (crx_secondary_reload_class,
7323 crx_memory_move_cost): Likewise.
7324 * config/frv/frv-protos.h (frv_secondary_reload_class,
7325 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
7326 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
7327 frv_secondary_reload_class, frv_class_likely_spilled_p,
7328 frv_class_max_nregs): Likewise.
7329 * config/h8300/h8300.c (h8300_classify_operand,
7330 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7332 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7333 * config/ia64/ia64.c (ia64_preferred_reload_class,
7334 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7335 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7336 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7338 * config/m68hc11/m68hc11.c (preferred_reload_class,
7339 m68hc11_memory_move_cost): Likewise.
7340 * config/mcore/mcore.c (mcore_secondary_reload_class,
7341 mcore_reload_class): Likewise.
7342 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7343 mips_class_max_nregs, mips_cannot_change_mode_class,
7344 mips_preferred_reload_class, mips_secondary_reload_class,
7345 mips_output_mi_thunk): Likewise.
7346 * config/mmix/mmix.c (mmix_preferred_reload_class,
7347 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7349 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7351 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7352 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7353 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7354 * config/rs6000/rs6000.c (paired_expand_vector_init,
7355 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7356 compare_section_name, rs6000_memory_move_cost): Likewise.
7357 * config/s390/s390.c (s390_emit_compare_and_swap,
7358 s390_preferred_reload_class, s390_secondary_reload,
7359 legitimize_pic_address, legitimize_tls_address,
7360 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7361 s390_class_max_nregs): Likewise.
7362 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7363 * config/s390/s390.md: Likewise.
7364 * config/score/score-protos.h (score_secondary_reload_class,
7365 score_preferred_reload_class): Likewise.
7366 * config/score/score.c (score_preferred_reload_class,
7367 score_secondary_reload_class): Likewise.
7368 * config/score/score3.c (score3_output_mi_thunk,
7369 score3_preferred_reload_class, score3_secondary_reload_class,
7370 score3_hard_regno_mode_ok): Likewise.
7371 * config/score/score3.h (score3_preferred_reload_class,
7372 score3_secondary_reload_class): Likewise.
7373 * config/score/score7.c (score7_output_mi_thunk,
7374 score7_preferred_reload_class, score7_secondary_reload_class,
7375 score7_hard_regno_mode_ok): Likewise.
7376 * config/score/score7.h (score7_preferred_reload_class,
7377 score7_secondary_reload_class): Likewise.
7378 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7379 output_branchy_insn, add_constant, gen_block_redirect,
7380 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7381 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7382 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7383 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7384 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7385 xstormy16_preferred_reload_class): Likewise.
7386 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7387 xtensa_expand_atomic, override_options,
7388 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7390 * reorg.c (try_merge_delay_insns): Likewise.
7391 * tree.c (merge_dllimport_decl_attributes): Likewise.
7393 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7395 2008-08-06 Michael Matz <matz@suse.de>
7397 * Makefile.in (write_entries_to_file): Quote words.
7398 * gengtype.c: (read_input_line): Skip over leading white-space.
7400 2008-08-06 Marc Gauthier <marc@tensilica.com>
7402 * config.gcc: Match more processor names for Xtensa.
7403 * configure.ac: Likewise.
7404 * doc/install.texi (Specific): Likewise.
7405 * configure: Regenerate.
7407 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7409 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7410 * calls.c (avoid_likely_spilled_reg): Likewise.
7411 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7412 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7413 * config/i386/i386.c (ix86_expand_special_args_builtin,
7414 ix86_secondary_reload): Likewise.
7415 * except.c (struct eh_region, gen_eh_region_catch,
7416 remove_unreachable_regions, duplicate_eh_regions,
7417 assign_filter_values, build_post_landing_pads,
7418 sjlj_find_directly_reachable_regions, remove_eh_handler,
7419 reachable_next_level, foreach_reachable_handler,
7420 can_throw_internal_1, can_throw_external_1,
7421 collect_one_action_chain): Likewise.
7422 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7423 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7424 * function.c (update_temp_slot_address, instantiate_new_reg,
7425 instantiate_virtual_regs_in_rtx,
7426 instantiate_virtual_regs_in_insn): Likewise.
7427 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7428 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7429 gimplify_cleanup_point_expr): Likewise.
7430 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7431 * passes.c (next_pass_1): Likewise.
7432 * print-tree.c (print_node_brief, print_node): Likewise.
7433 * profile.c (branch_prob): Likewise.
7434 * tree-dump.c (dump_register): Likewise.
7435 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7437 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7438 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7439 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7440 copy_arguments_for_versioning, copy_static_chain): Likewise.
7441 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7442 add_new_name_mapping, register_new_name_mapping): Likewise.
7443 * tree-mudflap.c (mf_xform_derefs): Likewise.
7444 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7445 get_init_expr, combine_chains): Likewise.
7446 * tree-pretty-print.c (dump_generic_node): Likewise.
7447 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7448 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7449 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7450 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7452 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7455 * calls.c (expand_call): Use the biggest preferred stack
7458 2008-08-06 Michael Matz <matz@suse.de>
7461 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7462 for reused reload, instead of overwriting them.
7464 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7467 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7468 for incoming stack boundary.
7470 * function.c (assign_parm_find_entry_rtl): Update
7471 parm_stack_boundary.
7473 * function.h (rtl_data): Add parm_stack_boundary.
7475 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7476 parm_stack_boundary for incoming stack boundary.
7478 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7480 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7481 for unrepresentable subregs or treat them as equal to other regs
7482 or subregs with the same register number.
7484 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7487 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7490 2008-08-06 Jan Hubicka <jh@suse.cz>
7492 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7493 frequencies might be hot.
7495 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7497 * reload.c (find_reloads): Force constants into literal pool
7498 also if they are wrapped in a SUBREG.
7500 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7503 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7504 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7505 Don't allow predicated instructions for data speculation.
7506 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7509 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7511 * haifa-sched.c (extend_global): Split to extend_global_data and
7512 extend_region_data. Update all uses.
7513 (extend_all): Rename to extend_block_data.
7515 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7517 * sched-rgn.c (new_ready): Check if instruction can be
7518 speculatively scheduled before attempting speculation.
7519 (debug_rgn_dependencies): Remove wrongful assert.
7521 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7523 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7525 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7527 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7528 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7529 va_size, and type_size.
7531 2008-08-04 Jason Merrill <jason@redhat.com>
7534 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7535 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7537 2008-08-05 Richard Henderson <rth@redhat.com>
7539 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7540 * configure: Rebuild.
7542 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7545 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7546 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7549 2008-08-05 Richard Henderson <rth@redhat.com>
7551 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7552 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7553 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7554 * common.opt (fdwarf2-cfi-asm): New.
7555 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7556 * config.in, configure: Rebuild.
7557 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7558 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7560 (dw2_force_const_mem): Externalize.
7561 * dwarf2asm.h: Update.
7562 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7563 generate a real label.
7564 (output_cfi_directive): New.
7565 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7566 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7567 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7569 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7570 (output_loc_operands_raw, output_loc_sequence_raw): New.
7571 (output_cfa_loc_raw): New.
7573 2008-08-05 Paul Brook <paul@codesourcery.com>
7575 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7576 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7577 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7578 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7579 * config/arm/arm.h (TARGET_VFPD32): Define.
7580 (TARGET_VFP3): Use TARGET_VFPD32.
7581 (fputype): Add FPUTYPE_VFP3D16.
7582 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7583 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7584 * config/arm/arm-cores.def: Add cortex-r4f.
7585 * config/arm/arm-tune.md: Regenerate.
7587 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7589 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7590 Reword some comments throughout the file.
7592 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7593 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7594 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7595 MFC_MIN_DMA_LIST_ELEMENTS.
7596 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7597 MFC_MAX_DMA_LIST_ELEMENTS.
7599 (MFC_START_ENABLE): Remove PPU-only define.
7600 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7601 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7603 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7604 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7605 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7606 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7607 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7608 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7609 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7611 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7612 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7613 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7614 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7616 (spu_read_machine_status): Fix typo.
7618 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7620 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7621 SUBREG of multi-word hard register.
7622 * config/spu/spu.c (valid_subreg): Likewise.
7623 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7625 2008-08-04 Richard Guenther <rguenther@suse.de>
7627 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7628 the candidate with the stripped base if that base is different
7629 from the original base even for offset zero.
7631 2008-08-04 Richard Guenther <rguenther@suse.de>
7634 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7635 check for no_overflow.
7637 2008-08-04 Richard Guenther <rguenther@suse.de>
7639 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7641 2008-08-04 Paul Brook <paul@codesourcery.com>
7643 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7644 (arm_order_regs_for_local_alloc): New function.
7645 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7647 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7649 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7652 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7653 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7654 (ix86_expand_epilogue): Likewise.
7656 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7658 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7661 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7663 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7664 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7665 (*movv2sf_internal_rex64): Ditto.
7667 2008-08-03 Jan Hubicka <jh@suse.cz>
7669 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7670 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7671 * expmed.c (expand_smod_pow2): Likewise.
7673 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7676 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7677 alternative 0 of operand 1.
7678 (*vec_concatv2di_rex64_sse): Ditto.
7679 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7681 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7682 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7683 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7684 (*movv2sf_internal_rex64): Ditto.
7686 2008-08-02 Richard Guenther <rguenther@suse.de>
7689 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7690 (ssedoublesizemode): New mode attribute.
7691 (sse_shufps): Call gen_sse_shufps_v4sf.
7692 (sse_shufps_1): Macroize.
7693 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7694 (sse2_shufpd_1): Macroize.
7695 (vec_extract_odd, vec_extract_even): New expanders.
7696 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7697 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7698 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7699 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7700 (ix86_expand_vector_set): Likewise.
7701 (ix86_expand_reduc_v4sf): Likewise.
7703 2008-08-01 Doug Kwan <dougkwan@google.com>
7705 * matrix-reorg.c: Re-enable all code.
7706 (struct malloc_call_data): Change CALL_STMT to gimple type.
7707 (collect_data_for_malloc_call): Tuplify.
7708 (struct access_site_info): Change STMT to gimple type.
7709 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7710 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7711 (struct free_info): Change STMT to gimple type.
7712 (struct matrix_access_phi_node): Change PHI to gimple type.
7713 (get_inner_of_cast_expr): Remove.
7714 (may_flatten_matrices_1): Tuplify.
7715 (may_flatten_matrices): Ditto.
7716 (mark_min_matrix_escape_level): Ditto.
7717 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7718 (ssa_accessed_in_call_rhs): New
7719 (ssa_accessed_in_assign_rhs): New
7720 (record_access_alloc_site_info): Tuplify.
7721 (add_allocation_site): Ditto.
7722 (analyze_matrix_allocation_site): Ditto.
7723 (analyze_transpose): Ditto.
7724 (get_index_from_offset): Ditto.
7725 (update_type_size): Ditto.
7726 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7727 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7728 (analyze_accesses_for_phi_node): Tuplify.
7729 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7730 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7731 (analyze_matrix_accesses): Tuplify.
7732 (check_var_data): New call-back type for check_var_notmodified_p.
7733 (check_var_notmodified_p): Tuplify and use call-back struct to
7734 return statement found.
7735 (can_calculate_expr_before_stmt): Factor out statement related code
7737 (can_calculate_stmt_before_stmt): New.
7738 (check_allocation_function): Tuplify.
7739 (find_sites_in_func): Ditto.
7740 (record_all_accesses_in_func): Ditto.
7741 (transform_access_sites): Ditto.
7742 (transform_allocation_sites): Ditto.
7743 (matrix_reorg): Re-enable.
7744 (gate_matrix_reorg): Re-enable.
7746 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7748 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7749 for labels for which it hasn't been set yet. If it has been set,
7750 stop walking insns and continue with next worklist item.
7751 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7752 if the only BARRIER is at the very end of a function.
7754 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7756 * cfgexpand.c (expand_stack_alignment): Assert that
7757 stack_realign_drap and drap_rtx must match.
7759 * function.c (instantiate_new_reg): If DRAP is used to realign
7760 stack, replace virtual_incoming_args_rtx with internal arg
7763 2008-08-01 Richard Guenther <rguenther@suse.de>
7765 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7766 loop information only if we initialized it.
7767 (execute_pre): Call fini_pre with in_fre.
7768 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7769 if we do not unroll because we hit max-completely-peeled-insns.
7770 Use our estimation for consistency, do allow shrinking.
7772 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7774 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7775 with MIN_STACK_BOUNDARY.
7776 (ix86_update_stack_boundary): Likewise.
7777 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7780 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7781 (MIN_STACK_BOUNDARY): This.
7783 2008-08-01 Richard Guenther <rguenther@suse.de>
7786 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7788 2008-08-01 Richard Guenther <rguenther@suse.de>
7790 PR tree-optimization/36988
7791 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7792 do not matter if that doesn't change volatile qualification.
7794 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7796 * configure.ac: Do not generate libada-mk. Do not subst
7798 * libada-mk.in: Remove.
7799 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7800 * configure: Regenerate.
7802 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7804 * tree-pass.h: Added comment about not dumping passes with name
7805 starting with star in struct opt_pass.
7806 * passes.c (register_dump_files_1): Don't do dump for a pass with
7807 name starting with star.
7808 * doc/passes.texi (Pass manager): Mention pass names and special
7809 meaning of star prefix to avoid dump.
7811 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7813 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7815 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7816 (ISA_MIPS64R2): New macro.
7817 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7818 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7819 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7820 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7821 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7822 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7823 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7824 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7825 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7826 Move up to keep list alphabetically sorted.
7827 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7828 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7830 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7831 (-march=@var{arch}): Add mips64r2.
7833 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7835 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7837 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7839 * expr.c (expand_assignment): Check for complete type.
7841 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7844 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7846 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7847 for stack alignment.
7849 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7851 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7853 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7854 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7856 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7858 PR rtl-optimization/36419
7859 * dwarf2out.c (barrier_args_size): New variable.
7860 (compute_barrier_args_size, compute_barrier_args_size_1): New
7862 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7863 if not called yet in the current function, use barrier_args_size
7864 array to find the new args_size value.
7865 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7867 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7870 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7873 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7876 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7877 (dwarf2out_stack_adjust): Use it.
7878 (dwarf2out_frame_debug_expr): Likewise.
7880 2008-07-31 Richard Guenther <rguenther@suse.de>
7882 PR tree-optimization/36978
7883 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7884 the generated condition.
7886 2008-07-31 Richard Guenther <rguenther@suse.de>
7888 * passes.c (init_optimization_passes): Always call
7889 pass_early_warn_uninitialized.
7890 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7891 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7892 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7894 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7897 * builtins.c (maybe_emit_free_warning): New function.
7898 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7899 maybe_emit_free_warning for BUILT_IN_FREE.
7902 * dwarf2out.c (get_context_die): New function.
7903 (force_decl_die, force_type_die): Use it.
7904 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7905 returns NULL, force generation of DW_TAG_typedef and put that into
7908 PR preprocessor/36649
7909 * c-pch.c (c_common_read_pch): Save and restore
7910 line_table->trace_includes across PCH restore.
7912 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7915 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7917 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7920 * final.c (call_from_call_insn): Handle COND_EXEC.
7922 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7924 * builtins.c (std_gimplify_va_arg_expr): Replace
7925 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7926 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7928 2008-07-30 Joey Ye <joey.ye@intel.com>
7929 H.J. Lu <hongjiu.lu@intel.com>
7931 * builtins.c (expand_builtin_setjmp_receiver): Replace
7932 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7933 (expand_builtin_apply_args_1): Likewise.
7934 (expand_builtin_longjmp): Need DRAP for stack alignment.
7935 (expand_builtin_apply): Likewise.
7937 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7938 instead of assign_stack_local to allow alignment reduction.
7940 * calls.c (emit_call_1): Need DRAP for stack alignment if
7942 (expand_call): Replace virtual_incoming_args_rtx with
7943 crtl->args.internal_arg_pointer.
7944 * stmt.c (expand_nl_goto_receiver): Likewise.
7946 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7947 alignment and store to stack_alignment_estimated and
7948 max_used_stack_slot_alignment.
7949 (expand_one_var): Likewise.
7950 (expand_stack_alignment): New function.
7951 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7952 and stack_alignment_estimated fields in rtl_data. Call
7953 expand_stack_alignment at end.
7955 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7956 (MAX_STACK_ALIGNMENT): Likewise.
7957 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7958 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7960 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7961 stack alignment when generating virtual registers.
7963 * function.c (assign_stack_local): Renamed to ...
7964 (assign_stack_local_1): This. Add a parameter to indicate
7965 if it is OK to reduce alignment.
7966 (assign_stack_local): Use it.
7967 (instantiate_new_reg): Instantiate virtual incoming args rtx
7968 to vDRAP if stack realignment and DRAP is needed.
7969 (assign_parms): Collect parameter/return type alignment and
7970 contribute to stack_alignment_estimated.
7971 (locate_and_pad_parm): Likewise.
7972 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7973 with crtl->args.internal_arg_pointer.
7975 * function.h (rtl_data): Add new field drap_reg,
7976 max_used_stack_slot_alignment, stack_alignment_estimated,
7977 stack_realign_needed, need_drap, stack_realign_processed and
7978 stack_realign_finalized.
7979 (stack_realign_fp): New macro.
7980 (stack_realign_drap): Likewise.
7982 * global.c (compute_regsets): Frame pointer is needed when
7983 stack is realigned. Can eliminate frame pointer when stack is
7984 realigned and dynamic realigned argument pointer isn't used.
7986 * reload1.c (update_eliminables): Frame pointer is needed
7987 when stack is realigned.
7988 (init_elim_table): Can eliminate frame pointer when stack is
7989 realigned and dynamic realigned argument pointer isn't used.
7991 * rtl.h (assign_stack_local_1): Declare new funtion.
7993 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7994 (TARGET_GET_DRAP_RTX): Likewise.
7995 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7996 TARGET_GET_DRAP_RTX.
7998 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
8000 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
8001 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
8003 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
8004 H.J. Lu <hongjiu.lu@intel.com>
8006 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
8007 vdrap_reg, stack_realign and drap_reg_saved.
8008 (add_cfi): Don't allow redefining CFA when DRAP is used.
8009 (reg_save): Handle stack alignment.
8010 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
8011 alignment. Don't generate DWARF information for (set fp sp)
8013 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
8015 (int_loc_descriptor): Move prototype forward. Also define if
8016 DWARF2_UNWIND_INFO is true.
8017 (output_cfa_loc): Handle DW_CFA_expression.
8018 (build_cfa_aligned_loc): New.
8019 (based_loc_descr): Update assert for stack realign. For local
8020 variables, use sp+offset when stack is aligned without drap and
8021 fp+offset when stack is aligned with drap. For arguments, use
8022 cfa+offset when drap is used to align stack.
8024 2008-07-30 Joey Ye <joey.ye@intel.com>
8025 H.J. Lu <hongjiu.lu@intel.com>
8027 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
8029 (ix86_gen_andsp): New.
8030 (ix86_user_incoming_stack_boundary): Likewise.
8031 (ix86_default_incoming_stack_boundary): Likewise.
8032 (ix86_incoming_stack_boundary): Likewise.
8033 (ix86_can_eliminate): Likewise.
8034 (find_drap_reg): Likewise.
8035 (ix86_update_stack_boundary): Likewise.
8036 (ix86_get_drap_rtx): Likewise.
8037 (ix86_finalize_stack_realign_flags): Likewise.
8038 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
8039 (TARGET_GET_DRAP_RTX): Likewise.
8040 (override_options): Overide option value for new options.
8041 (ix86_function_ok_for_sibcall): Remove check for
8042 force_align_arg_pointer.
8043 (ix86_handle_cconv_attribute): Likewise.
8044 (ix86_function_regparm): Likewise.
8045 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
8046 (ix86_va_start): Replace virtual_incoming_args_rtx with
8047 crtl->args.internal_arg_pointer.
8048 (ix86_select_alt_pic_regnum): Check DRAP register.
8049 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
8050 (ix86_compute_frame_layout): Compute frame layout wrt stack
8052 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
8053 (ix86_expand_prologue): Decide if stack realignment is needed
8054 and generate prologue code accordingly.
8055 (ix86_expand_epilogue): Generate epilogue code wrt stack
8056 realignment is really needed or not.
8058 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
8059 (ABI_STACK_BOUNDARY): Likewise.
8060 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
8061 (STACK_REALIGN_DEFAULT): Likewise.
8062 (INCOMING_STACK_BOUNDARY): Likewise.
8063 (MAX_STACK_ALIGNMENT): Likewise.
8064 (ix86_incoming_stack_boundary): Likewise.
8065 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
8066 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
8067 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
8068 (machine_function): Remove force_align_arg_pointer.
8070 * config/i386/i386.md (BX_REG): New.
8071 (R13_REG): Likewise.
8073 * config/i386/i386.opt (mforce_drap): New.
8074 (mincoming-stack-boundary): Likewise.
8075 (mstackrealign): Add Init(-1).
8077 * config/i386/i386-protos.h (ix86_can_eliminate): New
8079 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8081 * doc/extend.texi: Update force_align_arg_pointer.
8083 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
8086 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
8087 (INCOMING_STACK_BOUNDARY): Likewise.
8088 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
8089 (TARGET_GET_DRAP_RTX): Likewise.
8091 2008-07-30 Andreas Schwab <schwab@suse.de>
8093 PR rtl-optimization/36929
8094 * dse.c (replace_inc_dec): Use emit_insn_before instead of
8095 add_insn_before and fix argument order.
8096 (replace_inc_dec_mem): Handle NULL rtx.
8098 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
8100 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
8102 (arm_compute_initial_elimination_offset): Use it.
8103 (arm_compute_save_reg_mask): Include static chain save slot when
8104 calculating alignment.
8105 (arm_get_frame_offsets): Ditto.
8106 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
8107 that we can use to decrement the stack when the stack decrement
8108 could be too big for an immediate value in a single insn.
8109 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
8111 2008-07-30 Richard Guenther <rguenther@suse.de>
8113 PR tree-optimization/36967
8114 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
8115 Release defs of statements we remove.
8117 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8119 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
8120 instead of NULL_RTVEC.
8122 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8126 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
8129 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8131 * final.c (call_from_call_insn): New.
8132 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
8134 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
8136 * configure.ac: Substitute ADA_CFLAGS.
8137 * configure: Regenerate.
8138 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
8139 * Makefile.in: Remove mention of X_* variables.
8140 * config/pa/x-ada-hpux10: Remove.
8141 * config/pa/x-ada: Remove.
8143 * doc/fragments.texi: Update.
8145 2008-07-30 Olivier Hainque <hainque@adacore.com>
8147 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
8148 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
8149 __dso_handle explicitly here.
8151 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8154 * c-typeck.c (build_binary_op): Encapsulate code into...
8155 * c-common.c (shorten_binary_op): ...this new function.
8156 (conversion_warning): Use the new function. Handle non-negative
8157 constant in bitwise-and.
8158 * c-common.h (shorten_binary_op): Declare.
8160 2008-07-30 Olivier Hainque <hainque@adacore.com>
8162 * scan.c (make_sstring_space): Add explicit conversions of
8163 allocator's return value.
8164 * fix-header.c (recognized_function): Likewise.
8166 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8168 * doc/cpp.texi: Update to GFDL 1.2.
8169 * doc/gcc.texi: Do not list GPL as Invariant Section.
8170 * doc/gccint.texi: Likewise. Update copyright years.
8171 * doc/install.texi: Update copyright years.
8173 2008-07-30 Alan Modra <amodra@bigpond.net.au>
8176 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
8177 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
8179 2008-07-29 Jan Hubicka <jh@suse.cz>
8181 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
8182 (grokdeclarator): Likewise.
8183 * langhooks.c (lhd_warn_unused_global_decl): Use
8184 DECL_DECLARED_INLINE_P.
8185 * print-tree.c (print_node): Remove DECL_INLINE check.
8187 2008-07-29 Richard Guenther <rguenther@suse.de>
8189 PR tree-optimization/36945
8190 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
8191 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
8192 Record invariant addresses un-decomposed.
8193 (copy_reference_ops_from_call): Record reference call
8194 arguments properly. Simplify.
8195 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
8196 helper split out from ...
8197 (create_component_ref_by_pieces): ... here. Simplify.
8198 Prepare for recursive invocation for call arguments.
8199 (create_expression_by_pieces): Adjust call to
8200 create_component_ref_by_pieces.
8201 (compute_avail): Process operand 2 of reference ops.
8203 2008-07-29 Richard Guenther <rguenther@suse.de>
8205 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
8207 2008-07-29 Jakub Jelinek <jakub@redhat.com>
8209 * c-format.c (check_format_types): Revert unwanted checkin.
8211 2008-07-29 Jan Hubicka <jh@suse.cz>
8213 * flags.h (flag_really_no_inline): Remove.
8214 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
8215 * toplev.c (flag_really_no_inline): Remove.
8216 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
8217 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
8218 (cgraph_decide_inlining_incrementally): Likewise.
8219 (compute_inline_parameters): Likewise.
8220 * opts.c (decode_options): Simplify.
8221 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
8222 * common.opt (finline): Initialize to 1.
8223 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
8225 2008-07-29 Jan Hubicka <jh@suse.cz>
8227 * predict.c (always_optimize_for_size_p): New function.
8228 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8229 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8230 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
8232 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
8233 * function.c (prepare_function_start): Set default profile.
8234 * function.h (rtl_data): Add maybe_hot_insn_p.
8235 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
8236 (construct_exit_block): Likewise.
8237 (tree_expand_cfg): Likewise.
8239 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8240 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8241 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
8242 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
8245 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8248 * c-decl.c (merge_decls): Merge USED flags.
8250 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
8252 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
8253 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
8254 next_stack, lab_false and lab_over trees.
8256 2008-07-28 Richard Guenther <rguenther@suse.de>
8258 PR tree-optimization/36957
8259 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
8260 (useless_type_conversion_p): Remove.
8261 (types_compatible_p): Remove.
8262 * gimple.h (tree_ssa_useless_type_conversion): Declare.
8263 (useless_type_conversion_p): Declare.
8264 (types_compatible_p): Declare.
8265 (gimple_expr_type): Return the base type only if it is
8266 trivially convertible to the subtype.
8268 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
8270 * configure.ac: Use the m4_do macro to concatenate the warnings into
8271 one string in ACX_PROG_CC_WARNING_OPTS,
8272 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
8273 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
8274 * configure: Regenerate.
8276 2008-07-28 Richard Guenther <rguenther@suse.de>
8278 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
8279 (insert_fake_stores): Remove.
8280 (realify_fake_stores): Likewise.
8281 (execute_pre): Remove dead code.
8282 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
8283 (find_func_aliases): Deal with it here instead.
8284 Re-enable gcc_unreachable call.
8286 2008-07-28 Richard Guenther <rguenther@suse.de>
8288 Merge from gimple-tuples-branch.
8290 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
8291 * gimple.def: New file.
8292 * gsstruct.def: Likewise.
8293 * gimple-iterator.c: Likewise.
8294 * gimple-pretty-print.c: Likewise.
8295 * tree-gimple.c: Removed. Merged into ...
8296 * gimple.c: ... here. New file.
8297 * tree-gimple.h: Removed. Merged into ...
8298 * gimple.h: ... here. New file.
8300 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
8301 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
8302 --enable-checking=gimple flag.
8303 * config.in: Likewise.
8304 * configure: Regenerated.
8306 * tree-ssa-operands.h: Tuplified.
8307 * tree-vrp.c: Likewise.
8308 * tree-loop-linear.c: Likewise.
8309 * tree-into-ssa.c: Likewise.
8310 * tree-ssa-loop-im.c: Likewise.
8311 * tree-dump.c: Likewise.
8312 * tree-complex.c: Likewise.
8313 * cgraphbuild.c: Likewise.
8314 * tree-ssa-threadupdate.c: Likewise.
8315 * tree-ssa-loop-niter.c: Likewise.
8316 * tree-pretty-print.c: Likewise.
8317 * tracer.c: Likewise.
8318 * gengtype.c: Likewise.
8319 * tree-loop-distribution.c: Likewise.
8320 * tree-ssa-loop-unswitch.c: Likewise.
8321 * cgraph.c: Likewise.
8322 * cgraph.h: Likewise.
8323 * tree-ssa-loop-manip.c: Likewise.
8324 * value-prof.c: Likewise.
8325 * tree-ssa-loop-ch.c: Likewise.
8326 * tree-tailcall.c: Likewise.
8327 * value-prof.h: Likewise.
8330 * tree-pass.h: Likewise.
8331 * ipa-cp.c: Likewise.
8332 * tree-scalar-evolution.c: Likewise.
8333 * tree-scalar-evolution.h: Likewise.
8334 * target.h: Likewise.
8335 * lambda-mat.c: Likewise.
8336 * tree-phinodes.c: Likewise.
8337 * diagnostic.h: Likewise.
8338 * builtins.c: Likewise.
8339 * tree-ssa-alias-warnings.c: Likewise.
8340 * cfghooks.c: Likewise.
8341 * fold-const.c: Likewise.
8342 * cfghooks.h: Likewise.
8343 * omp-low.c: Likewise.
8344 * tree-ssa-dse.c: Likewise.
8345 * ipa-reference.c: Likewise.
8346 * tree-ssa-uncprop.c: Likewise.
8347 * toplev.c: Likewise.
8348 * tree-gimple.c: Likewise.
8349 * tree-gimple.h: Likewise.
8350 * tree-chrec.c: Likewise.
8351 * tree-chrec.h: Likewise.
8352 * tree-ssa-sccvn.c: Likewise.
8353 * tree-ssa-sccvn.h: Likewise.
8354 * cgraphunit.c: Likewise.
8355 * tree-ssa-copyrename.c: Likewise.
8356 * tree-ssa-ccp.c: Likewise.
8357 * tree-ssa-loop-ivopts.c: Likewise.
8358 * tree-nomudflap.c: Likewise.
8359 * tree-call-cdce.c: Likewise.
8360 * ipa-pure-const.c: Likewise.
8361 * c-format.c: Likewise.
8362 * tree-stdarg.c: Likewise.
8363 * tree-ssa-math-opts.c: Likewise.
8364 * tree-ssa-dom.c: Likewise.
8365 * tree-nrv.c: Likewise.
8366 * tree-ssa-propagate.c: Likewise.
8367 * ipa-utils.c: Likewise.
8368 * tree-ssa-propagate.h: Likewise.
8369 * tree-ssa-alias.c: Likewise.
8370 * gimple-low.c: Likewise.
8371 * tree-ssa-sink.c: Likewise.
8372 * ipa-inline.c: Likewise.
8373 * c-semantics.c: Likewise.
8374 * dwarf2out.c: Likewise.
8376 * tree-ssa-loop-ivcanon.c: Likewise.
8377 * predict.c: Likewise.
8378 * tree-ssa-loop.c: Likewise.
8379 * tree-parloops.c: Likewise.
8380 * tree-ssa-address.c: Likewise.
8381 * tree-ssa-ifcombine.c: Likewise.
8382 * matrix-reorg.c: Likewise.
8383 * c-decl.c: Likewise.
8384 * tree-eh.c: Likewise.
8385 * c-pretty-print.c: Likewise.
8386 * lambda-trans.c: Likewise.
8387 * function.c: Likewise.
8388 * langhooks.c: Likewise.
8389 * ebitmap.h: Likewise.
8390 * tree-vectorizer.c: Likewise.
8391 * function.h: Likewise.
8392 * langhooks.h: Likewise.
8393 * tree-vectorizer.h: Likewise.
8394 * ipa-type-escape.c: Likewise.
8395 * ipa-type-escape.h: Likewise.
8396 * domwalk.c: Likewise.
8397 * tree-if-conv.c: Likewise.
8398 * profile.c: Likewise.
8399 * domwalk.h: Likewise.
8400 * tree-data-ref.c: Likewise.
8401 * tree-data-ref.h: Likewise.
8402 * tree-flow-inline.h: Likewise.
8403 * tree-affine.c: Likewise.
8404 * tree-vect-analyze.c: Likewise.
8405 * c-typeck.c: Likewise.
8406 * gimplify.c: Likewise.
8407 * coretypes.h: Likewise.
8408 * tree-ssa-phiopt.c: Likewise.
8409 * calls.c: Likewise.
8410 * tree-ssa-coalesce.c: Likewise.
8411 * tree.def: Likewise.
8412 * tree-dfa.c: Likewise.
8413 * except.c: Likewise.
8414 * except.h: Likewise.
8415 * cfgexpand.c: Likewise.
8416 * tree-cfgcleanup.c: Likewise.
8417 * tree-ssa-pre.c: Likewise.
8418 * tree-ssa-live.c: Likewise.
8419 * tree-sra.c: Likewise.
8420 * tree-ssa-live.h: Likewise.
8421 * tree-predcom.c: Likewise.
8422 * lambda.h: Likewise.
8423 * tree-mudflap.c: Likewise.
8424 * ipa-prop.c: Likewise.
8425 * print-tree.c: Likewise.
8426 * tree-ssa-copy.c: Likewise.
8427 * ipa-prop.h: Likewise.
8428 * tree-ssa-forwprop.c: Likewise.
8429 * ggc-page.c: Likewise.
8430 * c-omp.c: Likewise.
8431 * tree-ssa-dce.c: Likewise.
8432 * tree-vect-patterns.c: Likewise.
8433 * tree-ssa-ter.c: Likewise.
8434 * tree-nested.c: Likewise.
8435 * tree-ssa.c: Likewise.
8436 * lambda-code.c: Likewise.
8437 * tree-ssa-loop-prefetch.c: Likewise.
8438 * tree-inline.c: Likewise.
8439 * tree-inline.h: Likewise.
8440 * tree-iterator.c: Likewise.
8441 * tree-optimize.c: Likewise.
8442 * tree-ssa-phiprop.c: Likewise.
8443 * tree-vect-transform.c: Likewise.
8444 * tree-object-size.c: Likewise.
8445 * tree-outof-ssa.c: Likewise.
8446 * cfgloop.c: Likewise.
8447 * system.h: Likewise.
8448 * tree-profile.c: Likewise.
8449 * cfgloop.h: Likewise.
8450 * c-gimplify.c: Likewise.
8451 * c-common.c: Likewise.
8452 * tree-vect-generic.c: Likewise.
8453 * tree-flow.h: Likewise.
8454 * c-common.h: Likewise.
8455 * basic-block.h: Likewise.
8456 * tree-ssa-structalias.c: Likewise.
8457 * tree-switch-conversion.c: Likewise.
8458 * tree-ssa-structalias.h: Likewise.
8459 * tree-cfg.c: Likewise.
8460 * passes.c: Likewise.
8461 * ipa-struct-reorg.c: Likewise.
8462 * ipa-struct-reorg.h: Likewise.
8463 * tree-ssa-reassoc.c: Likewise.
8464 * cfgrtl.c: Likewise.
8465 * varpool.c: Likewise.
8467 * tree-ssanames.c: Likewise.
8468 * tree-ssa-threadedge.c: Likewise.
8469 * langhooks-def.h: Likewise.
8470 * tree-ssa-operands.c: Likewise.
8471 * config/alpha/alpha.c: Likewise.
8472 * config/frv/frv.c: Likewise.
8473 * config/s390/s390.c: Likewise.
8474 * config/m32c/m32c.c: Likewise.
8475 * config/m32c/m32c-protos.h: Likewise.
8476 * config/spu/spu.c: Likewise.
8477 * config/sparc/sparc.c: Likewise.
8478 * config/i386/i386.c: Likewise.
8479 * config/sh/sh.c: Likewise.
8480 * config/xtensa/xtensa.c: Likewise.
8481 * config/stormy16/stormy16.c: Likewise.
8482 * config/ia64/ia64.c: Likewise.
8483 * config/rs6000/rs6000.c: Likewise.
8484 * config/pa/pa.c: Likewise.
8485 * config/mips/mips.c: Likewise.
8487 2008-07-28 Simon Baldwin <simonb@google.com>
8489 * c-pragma.c (handle_pragma_message): New function.
8490 (init_pragma): Register handle_pragma_message.
8491 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8494 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8496 PR tree-optimization/35252
8497 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8498 REALPART_EXPR to be considered as same load operation.
8500 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8502 PR tree-optimization/36830
8503 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8504 (expressions_equal_p): Return false if only one operand is null.
8506 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8508 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8509 version requirements.
8511 2008-07-26 Olivier Hainque <hainque@adacore.com>
8513 * collect2.c (symkind): New enum. Symbol kinds we care about.
8514 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8515 code and head comment accordingly.
8516 (scan_prog_file): Use symkind names instead of bare integers.
8518 2008-07-25 Jan Hubicka <jh@suse.cz>
8520 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8522 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8523 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8524 * dojump.c (clear_pending_stack_adjust): Likewise.
8525 * print-tree.c (print_node): Ignore DECL_INLINE.
8526 * tree-inline.c (inlinable_function_p): Likewise.
8528 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8530 * doc/extend.texi (hot attribute): Document that the hot attribute
8531 turns on -O3 for some ports.
8532 (cold attribute): Document that the cold attribute turns on -Os
8535 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8536 reflect function specific option support.
8538 * target.h (struct target_option_hooks): Add fields to say whether
8539 the cold attribute implies -Os and the hot attribute implies -O3.
8541 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8542 By default, do not turn on -Os for cold functions.
8543 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8544 not turn on -O3 for hot functions.
8546 * c-common.c (handle_hot_attribute): Use target hook to determine
8547 if hot functions should enable -O3.
8548 (handle_cold_attribute): Use target hook to determine if cold
8549 functions should enable -Os.
8551 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8552 (override_options): Move disable scheduling to
8553 optimization_options.
8554 (optimization_options): Disable scheduling here, not
8556 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8557 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8559 * config/ia64/ia64.c (ia64_override_options): Move setting
8560 scheduling flags to ia64_optimization_options.
8561 (ia64_optimization_options): Disable scheduling options here, and
8562 not in ia64_override_options.
8563 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8564 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8566 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8569 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8571 2008-07-25 Martin Jambor <mjambor@suse.cz>
8573 PR tree-optimization/36926
8574 * ipa-prop.c (ipa_analyze_call_uses): Call
8575 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8577 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8579 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8580 movv2si_internal): Add mem = reg alternative.
8582 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8585 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8586 DEFAULT_PCC_STRUCT_RETURN to 127.
8588 2008-07-24 Jan Hubicka <jh@suse.cz>
8590 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8591 (build_cgraph_edges): Likewise.
8592 * cgraph.c (cgraph_node): Do not update assembler hash.
8593 (cgraph_remove_node): Drop non-unit-at-a-time code.
8594 * tree-pass.h (pass_O0_always_inline): Remove.
8595 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8596 * toplev.c (process_options): Flag unit-at-a-time does not imply
8598 * cgraphunit.c: Update comments.
8599 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8600 (cgraph_assemble_pending_functions): Remove.
8601 (cgraph_reset_node): Drop non-unit-at-a-time code.
8602 (cgraph_finalize_function): Likewise.
8603 (cgraph_analyze_function): Likewise.
8604 (cgraph_finalize_compilation_unit): Likewise.
8605 (cgraph_expand_function): Likewise.
8606 (cgraph_optimize): Likesise.
8607 (save_inline_function_body): Likewise.
8608 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8609 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8610 * ipa-inline.c: Update comments.
8611 (enum inlining_mode): remove INLINE_SPEED.
8612 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8613 (cgraph_mark_inline_edge): Likewise.
8614 (try_inline): Likewise.
8615 (cgraph_decide_inlining_incrementally): Likewise.
8616 (cgraph_gate_inlining): Remove.
8617 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8618 (cgraph_gate_early_inlining): Likewise.
8619 (gate_inline_passes): Remove.
8620 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8621 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8622 pass_O0_always_inline): Remove.
8623 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8624 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8625 * opts.c (no_unit_at_a_time_default): Remove.
8626 (decode_options): Remove flag_unit_at_a_time reset and warning.
8627 * opts.h (no_unit_at_a_time_default): Remove.
8628 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8629 early in GNU dialect.
8630 (merge_decls): Update comment; drop unit-at-a-time check.
8631 (finish_decl): Likewise.
8632 (grok_declaration): Remove flag_inline_trees code.
8633 (finish_functions): Return on function returning non-void on all
8635 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8636 * cfgexpand.c (expand_one_static_var): Remove.
8637 (expand_one_var): Remove expand_one_static_var call.
8638 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8639 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8640 and flag_unit_at_a-time compatibility checks.
8641 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8642 * tree-inline.c (flag_inline_trees): Remove.
8643 (inlinable_function_p): Don't check it.
8644 (expand_call_inline): Remove non-unit-at-a-time code.
8645 * tree-inline.h (flag_inline_trees): Remove.
8646 * tree-optimize.c (execute_early_local_optimizations): Remove
8647 unit-at-a-time checks.
8648 (tree_rest_of_compilation): Likewise.
8649 * combine.c (setup_incoming_promotions): Likewise.
8650 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8651 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8652 * passes.c (pass_inline_parameters): Update comments; remove
8653 O0_alwaysinline pass.
8654 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8655 (execute_one_pass): Likewise.
8656 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8657 (ix86_function_sseregparm): Likewise.
8658 * arm.c (arm_function_in_section_p): Likewise.
8659 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8660 * varpool.c: Update comments.
8661 (decide_is_variable_needed): Remove unit-at-a-time checks.
8662 (varpool_finalize_decl): Likewise.
8664 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8666 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8668 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8670 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8672 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8673 imp symbol extension.
8675 2008-07-23 Ian Lance Taylor <iant@google.com>
8677 * tree-vrp.c (infer_value_range): Ignore asm statements when
8678 looking for memory accesses for -fdelete-null-pointer-checks.
8680 2008-07-24 Ben Elliston <bje@au.ibm.com>
8682 * config/spu/spu-c.c (__vector_keyword): New variable.
8683 (vector_keyword): Likewise.
8684 (spu_categorize_keyword): New function.
8685 (spu_macro_to_expand): Likewise.
8686 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8687 compiling an ISO C dialect.
8689 2008-07-24 Ben Elliston <bje@au.ibm.com>
8691 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8694 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8696 * configure: Regenerate.
8697 * configure.ac: Require texinfo 4.7.
8698 * doc/install.texi: Document texinfo 4.7 requirement.
8700 2008-07-23 Martin Jambor <mjambor@suse.cz>
8702 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8703 rather than for DECL_SAVED_TREE.
8704 * ipa-prop.c: Include diagnostic.h.
8705 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8707 (ipa_detect_param_modifications): Function rewritten from scratch.
8708 (ipa_compute_jump_functions): Changed accesses to modification flags.
8709 (ipa_free_node_params_substructures): Update flags destruction.
8710 (ipa_node_duplication_hook): Update flags duplication.
8711 (ipa_print_all_params_modified): Updated flag access.
8712 * ipa-prop.h (struct ipa_param_flags): New structure.
8713 (struct ipa_node_params): New field modification_analysis_done,
8714 modified_flags changed into param_flags.
8715 (ipa_is_ith_param_modified): Changed to use new flags.
8716 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8718 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8719 ipa-cp.c and split into two functions.
8720 (ipa_print_node_jump_functions): New function.
8721 (compute_scalar_jump_functions): New function.
8722 (type_like_member_ptr_p): New function.
8723 (compute_pass_through_member_ptrs): New function.
8724 (fill_member_ptr_cst_jump_function): New function.
8725 (determine_cst_member_ptr): New function.
8726 (compute_cst_member_ptr_arguments): New function.
8727 (ipa_compute_jump_functions): Complete rewrite.
8728 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8729 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8730 (struct ipa_member_ptr_cst): New structure.
8731 (union jump_func_value): New field member_cst.
8732 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8733 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8734 jump function types.
8735 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8736 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8737 instead of ipcp_print_all_jump_functions.
8738 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8739 only for replacable scalars.
8741 * doc/invoke.texi (Optimize options): Add description of
8742 -findirect-inlining.
8743 * common.opt (flag_indirect_inlining): New flag.
8744 * opts.c (decode_options): Set flag_indirect_inlining when
8747 * ipa-inline.c: Include ipa-prop.h.
8748 (inline_indirect_intraprocedural_analysis): New function.
8749 (inline_generate_summary): Allocate parameter and argument info
8750 structures, call inline_indirect_intraprocedural_analysis on each
8751 node when doing indirect inlining and deallocate indirect inlining
8752 data structures in the end.
8753 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8754 (free_all_ipa_structures_after_iinln): New function.
8755 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8757 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8759 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8760 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8761 of computing the frequency separately.
8762 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8763 of computing the frequency separately.
8764 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8765 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8766 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8767 (ipa_get_stmt_member_ptr_load_param): New function.
8768 (ipa_is_ssa_with_stmt_def): New function.
8769 (ipa_note_param_call): New function.
8770 (ipa_analyze_call_uses): New function.
8771 (ipa_analyze_stmt_uses): New function.
8772 (ipa_analyze_params_uses): New function.
8773 (ipa_free_node_params_substructures): Also free the param_calls linked
8775 (ipa_node_duplication_hook): Also duplicate the param_calls
8777 (ipa_print_node_param_flags): New function.
8778 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8779 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8780 * ipa-prop.h (struct ipa_param_flags): New field called.
8781 (struct ipa_param_call_note): New structure.
8782 (struct ipa_node_params): New fields param_calls and
8784 (ipa_is_ith_param_called): New function.
8785 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8786 ipa_analyze_params_uses and dump parameter flags.
8788 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8789 ipa_propagate_indirect_call_infos if performing indirect inlining,
8790 pass a new parameter new_edges to it.
8791 (add_new_edges_to_heap): New fucntion.
8792 (cgraph_decide_inlining_of_small_functions): New vector
8793 new_indirect_edges for newly found indirect edges , call
8794 ipa_propagate_indirect_call_infos after inlining.
8795 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8796 inlining if performing indirect inlining. Call
8797 free_all_ipa_structures_after_iinln when doing so too.
8798 (inline_generate_summary): Do not call
8799 free_all_ipa_structures_after_iinln here.
8800 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8801 (print_edge_addition_message): New function.
8802 (update_call_notes_after_inlining): New function.
8803 (propagate_info_to_inlined_callees): New function.
8804 (ipa_propagate_indirect_call_infos): New function.
8805 * ipa-prop.h: Include cgraph.h
8806 (struct ipa_param_call_note): Fields reordered, new field processed.
8807 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8809 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8810 rediscovered call statements.
8811 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8812 (dump_cgraph_node): Dump also the indirect_call flag.
8813 (cgraph_clone_edge): Copy also the indirect_call flag.
8814 * tree-inline.c (copy_bb): Do not check for fndecls from call
8815 expressions, check for edge availability when moving clones.
8816 (get_indirect_callee_fndecl): New function.
8817 (expand_call_inline): If callee declaration is not apprent from
8818 the statement, try calling get_indirect_callee_fndecl. Do not
8819 issue warnings or call sorry when not inlinings an indirect edge.
8820 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8822 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8823 bit more frandly to matching.
8824 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8825 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8826 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8828 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8831 * opth-gen.awk: Suppress function specific features when building
8833 * optc-gen.awk: Ditto.
8835 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8838 * diagnostic.c (pedwarn): Add opt parameter.
8840 * c-tree.h (pedwarn_init): Add opt parameter.
8841 (pedwarn_c90): Likewise.
8842 (pedwarn_c99): Likewise.
8843 * c-errors.c (pedwarn_c99): Likewise.
8844 (pedwarn_c90): Likewise.
8845 * toplev.h (pedwarn): Update declaration.
8846 (pedwarn0): Declare.
8847 * c-lex.c: All calls to pedwarn changed.
8848 * builtins.c: All calls to pedwarn changed.
8849 * toplev.c: All calls to pedwarn changed.
8850 * c-decl.c: All calls to pedwarn changed.
8851 * c-typeck.c: All calls to pedwarn changed.
8852 * c-common.c: All calls to pedwarn changed.
8853 * c-parser.c: All calls to pedwarn changed.
8855 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8856 Karthik Kumar <karthikkumar@gmail.com>
8858 * attribs.c (file scope): Include c-common.h.
8859 (decl_attributes): Add support for #pragma GCC optimize and
8862 * targhooks.c (default_can_inline_p): New function that is the
8863 default for the TARGET_CAN_INLINE_P target hook.
8865 * targhooks.h (default_can_inline_p): Add declaration.
8867 * tree.c (cl_optimization_node): New static tree for building
8868 OPTIMIZATION_NODE tree.
8869 (cl_target_option_node): New static tree for building
8870 TARGET_OPTION_NODE tree.
8871 (cl_option_hash_table): New hash table for hashing
8872 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8873 (cl_option_hash_hash): New function to provide the hash value for
8874 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8875 (cl_option_hash_eq): New function to provide an equality test for
8876 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8877 (tree_code_size): Add support for OPTIMIZATION_NODE and
8878 TARGET_OPTION_NODE trees.
8879 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8880 TARGET_OPTION_NODE trees.
8881 (build_optimization_node): Build a tree that has all of the
8882 current optimization options.
8883 (build_target_option_node): Build a tree that has the target
8884 options that might be changed on a per function basis.
8886 * tree.h (file scope): Include options.h.
8887 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8888 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8889 (TREE_OPTIMIZATION): Ditto.
8890 (TREE_TARGET_SPECIFIC): Ditto.
8891 (struct tree_function_decl): Add fields for remembering the
8892 current optimization options and target specific options.
8893 (struct tree_optimization_option): New tree variant that remembers
8894 the optimization options.
8895 (struct tree_target_option): New tree variant that remembers the
8896 target specific flags that might change for compiling a particular
8898 (union tree_node): Include tree_optimization_option and
8899 tree_target_option fields.
8900 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8901 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8902 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8903 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8904 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8905 optimization and target options.
8906 (optimization_default_node): New macro to refer to global_trees
8908 (optimization_current_node): Ditto.
8909 (optimization_cold_node): Ditto.
8910 (optimization_hot_node): Ditto.
8911 (target_option_default_node): Ditto.
8912 (target_option_current_node): Ditto.
8913 (current_option_pragma): Ditto.
8914 (current_optimize_pragma): Ditto.
8916 * target.h (struct gcc_target): Add valid_option_attribute_p,
8917 target_option_save, target_option_restore, target_option_print,
8918 target_option_pragma_parse, and can_inline_p hooks.
8920 * toplev.h (parse_optimize_options): Add declaration.
8921 (fast_math_flags_struct_set_p): Ditto.
8923 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8924 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8927 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8928 tree_can_inline_p hook to see if one function can inline another.
8929 (cgraph_decide_inlining): Ditto.
8930 (cgraph_decide_inlining_incrementally): Ditto.
8932 * opts.c (decode_options): Add support for running multiple times
8933 to allow functions with different target or optimization options
8934 than was specified on the command line.
8935 (fast_math_flags_struct_set_p): New function that is similar to
8936 fast_math_flags_set_p, except it uses the values in the
8937 cl_optimization structure instead of global variables.
8939 * optc-gen.awk: Add support for TargetSave to allow a back end to
8940 declare new fields that need to be saved when using function
8941 specific options. Include flags.h and target.h in the options.c
8942 source. Add support for Save to indicate which options can be set
8943 for individual functions. Generate cl_optimize_save,
8944 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8945 cl_target_option_restore, cl_target_option_print functions to
8946 allow functions to use different optimization or target options.
8948 * opt-functions.awk (var_type_struct): Return the type used for
8949 storing the field in a structure.
8951 * opth-gen.awk: Add support for TargetSave to allow a back end to
8952 declare new fields that need to be saved when using function
8953 specific options. Add support for Save to indicate which options
8954 can be set for individual functions. Only generate one extern for
8955 Mask fields. Generate cl_optimization and cl_target_option
8956 structures to remember optimization and target options.
8958 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8959 collecting new tree nodes.
8960 (TS_TARGET_OPTION): Ditto.
8962 * c-decl.c (merge_decls): Merge function specific target and
8963 optimization options.
8965 * function.c (invoke_set_current_function_hook): If the function
8966 uses different optimization options, change the global variables
8969 * coretypes.h (struct cl_optimization): Add forward reference.
8970 (struct cl_target_option): Ditto.
8972 * c-pragma.c (option_stack): New static vector to remember the
8973 current #pragma GCC option stack.
8974 (handle_pragma_option): New function to support #pragma GCC option
8975 to change target options.
8976 (optimize_stack): New static vector to remember the current
8977 #pragma GCC optimize stack.
8978 (handle_pragma_optimize): New function to support #pragma GCC
8979 optimize to change optimization options.
8980 (init_pragma): Add support for #pragma GCC optimize and #pragma
8983 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8984 optimization options.
8985 (TARGET_OPTION_NODE): New tree code for remembering certain target
8988 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8989 TARGET_OPTION_NODE trees.
8991 * common.opt (-O): Add Optimization flag.
8993 (-fmath-errno): Ditto.
8994 (-falign-functions): Add UInteger flag to make sure flag gets full
8995 int in cl_optimization structure.
8996 (-falign-jumps): Ditto.
8997 (-falign-labels): Ditto.
8998 (-falign-loops): Ditto.
8999 (-fsched-stalled-insns): Ditto.
9000 (-fsched-stalled-insns-dep): Ditto.
9002 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
9004 (TARGET_OPTION_SAVE): Ditto.
9005 (TARGET_OPTION_RESTORE): Ditto.
9006 (TARGET_OPTION_PRINT): Ditto.
9007 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9008 (TARGET_CAN_INLINE_P): Ditto.
9009 (TARGET_INITIALIZER): Add new hooks.
9011 * tree-inline.c (tree_can_inline_p): New function to determine
9012 whether one function can inline another. Check if the functions
9013 use compatible optimization options, and also call the backend
9016 * tree-inline.h (tree_can_inline_p): Add declaration.
9018 * c-common.c (c_common_attribute): Add support for option and
9019 optimize attributes.
9020 (handle_option_attribute): Add support for the option attribute to
9021 allow the user to specify different target options for compiling a
9023 (handle_optimize_attribute): Add support for the optimize
9024 attribute to allow the user to specify different optimization
9025 options for compiling a specific function.
9026 (handle_hot_attribute): Turn on -O3 optimization for this one
9027 function if it isn't the default optimization level.
9028 (handle_cold_attribute): Turn on -Os optimization for this one
9029 function if it insn't the default optimization.
9030 (const_char_p): New const char * typedef.
9031 (optimize_args): New static vector to remember the optimization
9033 (parse_optimize_options): New function to set up the optimization
9034 arguments from either the optimize attribute or #pragma GCC optimize.
9036 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
9037 (builtin_define_std): Ditto.
9039 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
9040 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
9041 (x86_64-*-*): Ditto.
9043 * Makefile.in (TREE_H): Add options.h.
9044 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
9046 * doc/extend.texi (option attribute): Document new attribute.
9047 (optimize attribute): Ditto.
9048 (hot attribute): Document hot attribute sets -O3.
9049 (cold attribute): Document cold attribute sets -Os.
9050 (#pragma GCC option): Document new pragma.
9051 (#pragma GCC optimize): Ditto.
9053 * doc/options.texi (TargetSave): Document TargetSave syntax.
9054 (UInteger): Document UInteger must be used for certain flags.
9055 (Save): Document Save option to create target specific options
9056 that can be saved/restored on a function specific context.
9058 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
9059 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9061 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
9062 (TARGET_OPTION_SAVE): Ditto.
9063 (TARGET_OPTION_RESTORE): Ditto.
9064 (TARGET_OPTION_PRINT): Ditto.
9065 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9066 (TARGET_CAN_INLINE_P): Ditto.
9068 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
9070 (-mfpmath=both): Ditto.
9072 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9073 Karthik Kumar <karthikkumar@gmail.com>
9075 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
9076 (TARGET_POPCNT): Ditto.
9077 (TARGET_SAHF): Ditto.
9078 (TARGET_AES): Ditto.
9079 (TARGET_PCLMUL): Ditto.
9080 (TARGET_CMPXCHG16B): Ditto.
9081 (TARGET_RECIP): Move switch into target_flags.
9082 (TARGET_FUSED_MADD): Ditto.
9083 (ix86_arch_features): Make an unsigned char type.
9084 (ix86_tune_features): Ditto.
9085 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
9086 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
9087 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
9089 * config/i386/i386.opt (arch): New TargetSave field to define
9090 fields that need to be saved for function specific option support.
9093 (branch_cost): Ditto.
9094 (ix86_isa_flags_explicit): Ditto.
9095 (tune_defaulted): Ditto.
9096 (arch_specified): Ditto.
9097 (-m128-long-double): Add Save flag to save option for target
9098 specific option support.
9100 (-maccumulate-outgoing-args): Ditto.
9101 (-malign-double): Ditto.
9102 (-malign-stringops): Ditto.
9103 (-mfancy-math-387): Ditto.
9104 (-mhard-float): Ditto.
9106 (-minline-all-stringops): Ditto.
9107 (-minline-stringops-dynamically): Ditto.
9108 (-mms-bitfields): Ditto.
9109 (-mno-align-stringops): Ditto.
9110 (-mno-fancy-math-387): Ditto.
9111 (-mno-push-args): Ditto.
9112 (-mno-red-zone): Ditto.
9113 (-mpush-args): Ditto.
9114 (-mred-zone): Ditto.
9116 (-msseregparm): Ditto.
9117 (-mstack-arg-probe): Ditto.
9132 (-mrecip): Move flag into target_flags.
9134 (-mno-fused-madd): Ditto.
9135 (-mfused-madd): Ditto.
9136 (-mabm): Move flag into ix86_isa_flags.
9143 * config/i386/i386-c.c: New file for #pragma support.
9144 (ix86_target_macros_internal): New function to #define or #undef
9145 target macros based when the user uses the #pragma GCC option to
9146 change target options.
9147 (ix86_pragma_option_parse): New function to add #pragma GCC option
9149 (ix86_target_macros): Move defining the target macros here from
9150 TARGET_CPU_CPP_BUILTINS in i386.h.
9151 (ix86_register_pragmas): Register the #pragma GCC option hook. If
9152 defined, initialize any subtarget #pragmas.
9154 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
9155 REGISTER_TARGET_PRAGMAS.
9157 * config/i386/t-i386: New file for x86 dependencies.
9158 (i386.o): Make dependencies mirror the include files used.
9159 (i386-c.o): New file, add dependencies.
9161 * config/i386/i386-protos.h (override_options): Add bool argument.
9162 (ix86_valid_option_attribute_tree): Add declaration.
9163 (ix86_target_macros): Ditto.
9164 (ix86_register_macros): Ditto.
9166 * config/i386/i386.c (ix86_tune_features): Move initialization of
9167 the target masks to initial_ix86_tune_features to allow functions
9168 to have different target options. Make type unsigned char,
9169 instead of unsigned int.
9170 (initial_ix86_tune_features): New static vector to hold processor
9171 masks for the tune variables.
9172 (ix86_arch_features): Move initialization of the target masks to
9173 initial_ix86_arch_features to allow functions to have different
9174 target options. Make type unsigned char, instead of unsigned int.
9175 (initial_ix86_arch_features): New static vector to hold processor
9176 masks for the arch variables.
9177 (enum ix86_function_specific_strings): New enum to describe the
9178 string options used for attribute((option(...))).
9179 (ix86_target_string): New function to return a string that
9180 describes the target options.
9181 (ix86_debug_options): New function to print the current options in
9183 (ix86_function_specific_save): New function hook to save the
9184 function specific global variables in the cl_target_option structure.
9185 (ix86_function_specific_restore): New function hook to restore the
9186 function specific variables from the cl_target_option structure to
9187 the global variables.
9188 (ix86_function_specific_print): New function hook to print the
9189 target specific options in the cl_target_option structure.
9190 (ix86_valid_option_attribute_p): New function hook to validate
9191 attribute((option(...))) arguments.
9192 (ix86_valid_option_attribute_tree): New function that is common
9193 code between attribute((option(...))) and #pragma GCC option
9194 support that parses the options and returns a tree holding the options.
9195 (ix86_valid_option_attribute_inner_p): New helper function for
9196 ix86_valid_option_attribute_tree.
9197 (ix86_can_inline_p): New function hook to decide if one function
9198 can inline another on a target specific basis.
9199 (ix86_set_current_function); New function hook to switch target
9200 options if the user used attribute((option(...))) or #pragma GCC
9202 (ix86_tune_defaulted): Move to static file scope from
9204 (ix86_arch_specified): Ditto.
9205 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
9207 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
9208 (OPTION_MASK_ISA_ABM_SET): Ditto.
9209 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
9210 (OPTION_MASK_ISA_CX16_SET): Ditto.
9211 (OPTION_MASK_ISA_SAHF_SET): Ditto.
9212 (OPTION_MASK_ISA_AES_UNSET): Ditto.
9213 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
9214 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
9215 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
9216 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
9217 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
9218 (struct ptt): Move to static file scope from override_options.
9219 (processor_target_table): Ditto.
9221 (ix86_handle_option): Add support for options that are now isa options.
9222 (override_options): Add support for declaring functions that
9223 support different target options than were specified on the
9224 command line. Move struct ptt, processor_target_table, cpu_names,
9225 ix86_tune_defaulted, ix86_arch_specified to static file scope.
9226 Add bool argument. Fix up error messages so the appropriate error
9227 is given for either command line or attribute.
9228 (ix86_previous_fndecl): New static to remember previous function
9229 declaration to see if we need to change target options.
9230 (ix86_builtins_isa): New array to record the ISA of each builtin
9232 (def_builtin): Always create the builtin function, even if the
9233 current ISA doesn't support it.
9234 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
9235 tests for those builtins.
9236 (ix86_init_builtins): Remove TARGET_MMX test for calling
9237 ix86_init_mmx_sse_builtins.
9238 (ix86_expand_builtin): If the current ISA doesn't support a given
9239 builtin, signal an error.
9240 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
9241 (TARGET_SET_CURRENT_FUNCTION): Ditto.
9242 (TARGET_OPTION_SAVE): Ditto.
9243 (TARGET_OPTION_RESTORE): Ditto.
9244 (TARGET_OPTION_PRINT): Ditto.
9245 (TARGET_CAN_INLINE_P): Ditto.
9247 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9249 * c-typeck.c (build_external_ref): Don't call assemble_external.
9250 * final.c (output_operand): Call assemble_external.
9252 2008-07-21 DJ Delorie <dj@redhat.com>
9254 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
9255 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9257 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9259 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
9260 original insn and splitter contents into ...
9261 ("*div<mode>3_fast"): ... this new pattern. Enable only if
9262 flag_unsafe_math_optimizations. Add dummy scratch register.
9263 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
9264 !flag_unsafe_math_optimizations. Returns number with next
9265 highest magnitude if this is still less or equal to the true
9266 quotient in magnitude.
9268 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9270 * Makefile.in: Replace toplev.h with TOPLEV_H.
9271 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
9272 * c-lex.c (fe_file_change): Don't set in_system_header.
9273 * c-parser.c (c_token): Remove in_system_header.
9274 (c_lex_one_token): Don't set in_system_header.
9275 (c_parser_set_source_position_from_token): Don't set in_system_header.
9276 * diagnostic.c (diagnostic_report_diagnostic): Use location from
9279 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
9280 * flags.h (in_system_header): Remove.
9281 * function.c (saved_in_system_header): Remove.
9282 (push_cfun): Don't set in_system_header.
9283 (pop_cfun): Don't set in_system_header.
9284 (push_struct_function): Don't set in_system_header.
9285 * input.h (expanded_location): Add sysp.
9286 (in_system_header_at): New.
9287 (in_system_header): New.
9288 * toplev.c (in_system_header): Remove.
9289 * toplev.h: Include input.h
9291 * tree-cfg.c (execute_warn_function_return): Call warning_at.
9292 * tree-ssa.c (warn_uninit): Call warning_at.
9293 (warn_uninitialized_var): Update calls to warn_uninit.
9294 (warn_uninitialized_phi): Update calls to warn_uninit.
9295 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
9296 (expand_location): Initialize xloc.sysp.
9297 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
9298 (tree_decl_with_vis): Remove in_system_header_flag.
9300 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
9303 * recog.c (asm_operand_ok): Change the order of the extra
9304 memory constraint checks.
9306 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9309 * tree-switch-conversion.c (build_one_array): Call
9310 varpool_mark_needed_node and varpool_finalize_decl
9311 instead of assemble_variable.
9313 2008-07-19 Jan Hubicka <jh@suse.cz>
9315 * cgraph.c (cgraph_add_new_function): Do early local passes.
9316 * tree-nrv.c (gate_pass_return_slot): New gate.
9317 (pass_nrv): Add the gate.
9318 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
9320 (coalesce_ssa_name): Coalesce SSA names.
9321 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
9322 not optimizing so unused user vars remains visible.
9323 * common.opt (flag_tree_ter): Always enable by default.
9324 * tree-ssa-ter.c: Include flags.h
9325 (is_replaceable_p): Check that locations match; when aliasing
9326 is missing be conservative about loads.
9327 * tree-optimize.c (gate_init_datastructures): Remove.
9328 (pass_init_datastructures): New.
9329 * passes.c: Reorder passes so we always go into SSA.
9331 2008-07-19 Jan Hubicka <jh@suse.cz>
9333 * doc/extend.texi (flatten attribute): Remove note about
9335 * doc/invoke.texi (--combine): Likewise.
9336 (-finline-functions-called-once): Update levels when enabled.
9337 (-funit-at-a-time): Document new behaviour.
9338 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9339 -fno-section-anchors when disabled explicitly.
9340 (inline params): They are not ignored now.
9341 (precompiled headers): Remove unit-at-a-time as being incompatible.
9342 * opts.c (decode_options): Handle unit-at-a-time as alias;
9343 imply -fno-section-anchors when toplevel reorder is disabled
9345 * common.opt (ftoplevel-reorder): Set default value to 2.
9346 (funit-at-a-time): Set default value to 1.
9347 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9350 2008-07-19 Jan Hubicka <jh@suse.cz>
9352 * builtins.c (expand_builtin_int_roundingfn,
9353 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9356 2008-07-19 Richard Guenther <rguenther@suse.de>
9359 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9360 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9361 * tree-ssa-pre.c (get_expr_value_id): For newly created
9362 constant value-ids make sure to add the expression to its
9365 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9368 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9369 return value of the builtin is ignored.
9371 2008-07-19 Olivier Hainque <hainque@adacore.com>
9373 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9374 bits, a C conformant malloc implementation has to provide.
9375 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9377 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9381 * reload.c (find_reloads_subreg_address): Only reload address if
9382 reloaded == 0, not for reloaded != 1.
9385 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9386 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9387 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9388 m32c_legitimize_reload_address.
9390 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9391 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9392 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9394 2008-07-19 Olivier Hainque <hainque@adacore.com>
9396 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9397 argument, saying whether nested array are to be collapsed
9398 into a single array type DIE with multiple subscripts.
9399 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9400 issues, centralize the nested array types collapsing control and
9401 disable the transformation for Ada.
9403 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9406 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9408 (x86_64_shift_adj_2): New expander.
9409 (x86_64_shift_adj_3): Ditto.
9410 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9411 to split TImode operands.
9412 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9413 (ix86_split_lshr): Ditto.
9415 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9417 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9418 and __CHAR32_TYPE__.
9419 * c-typeck.c (digest_init): Support char16_t and char32_t.
9420 (set_nonincremental_init_from_string): Idem.
9422 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9425 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9426 PREFERRED_STACK_BOUNDARY.
9427 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9429 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9432 * function.c (locate_and_pad_parm): Cap boundary earlier.
9434 2008-07-17 Julian Brown <julian@codesourcery.com>
9436 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9437 no-op for targets which don't use DLLs.
9439 2008-07-17 Martin Jambor <mjambor@suse.cz>
9441 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9442 that nodes are relevant by examining the node->analyzed flag.
9443 (ipcp_init_stage): Check which nodes are relevant, assert that the
9444 relevant ones are also required.
9445 (ipcp_propagate_stage): Check on the side arrays are properly
9447 (ipcp_print_all_jump_functions): Make sure not to touch any node
9448 that is not analyzed or an edge that does not have a corresponding
9449 entry in the on-the-side vectors.
9450 (ipcp_function_scale_print): Likewise.
9451 (ipcp_update_callgraph): Check that the node is relevant.
9452 (ipcp_insert_stage): Check that the node is relevant. Check there is
9453 an info for every node and edge.
9454 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9455 (ipa_print_all_tree_maps): Likewise and a new variable info.
9456 (ipa_print_all_params_modified): Likewise.
9457 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9459 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9462 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9464 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9466 PR rtl-optimization/36753
9467 * fwprop.c (use_killed_between): Don't shortcut
9468 single-definition global registers.
9470 2008-07-16 Jan Hubicka <jh@suse.cz>
9472 * cgraph.h (varpool_empty_needed_queue): Declare.
9473 * cgraphunit.c (output_in_order): Mark all variables as needed;
9475 * varpool.c (varpool_assemble_node): Update debug queue.
9476 (varpool_assemble_pending_decls): Don't do it here.
9477 (varpool_empty_needed_queue): New function.
9479 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9481 * recog.c (peephole2_optimize): Fix formatting.
9483 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9485 * c-pch.c (get_ident): Avoid C++ keywords.
9486 * combine-stack-adj.c (single_set_for_csa): Likewise.
9487 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9488 output_asm_insn): Likewise.
9489 * reload.c (push_secondary_reload, find_reusable_reload,
9490 push_reload, combine_reloads, find_reloads,
9491 debug_reload_to_stream): Likewise.
9492 * reload.h (struct reload): Likewise.
9493 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9494 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9495 emit_output_reload_insns): Likewise.
9496 * targhooks.c (default_secondary_reload): Likewise.
9497 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9499 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9501 * recog.c (validate_change_1, validate_change,
9502 validate_unshare_change, validate_replace_rtx_1, struct
9503 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9505 * reload.c (push_secondary_reload, secondary_reload_class,
9506 scratch_reload_class, find_valid_class, find_reusable_reload,
9507 push_reload, find_dummy_reload, find_reloads_address_1,
9508 find_reloads_address_part, find_equiv_reg): Likewise.
9509 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9510 choose_reload_regs): Likewise.
9511 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9513 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9514 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9515 * sched-rgn.c (concat_INSN_LIST): Likewise.
9516 * stor-layout.c (mode_for_size, mode_for_size_tree,
9517 smallest_mode_for_size): Likewise.
9519 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9521 * cfg.c (dump_reg_info): Avoid C++ keywords.
9522 * dwarf2asm.c (dw2_force_const_mem,
9523 dw2_asm_output_encoded_addr_rtx): Likewise.
9524 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9525 * expmed.c (expand_shift): Likewise.
9526 * global.c (find_reg): Likewise.
9527 * graph.c (draw_edge): Likewise.
9528 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9529 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9530 widen_clz, widen_bswap, expand_parity, expand_unop,
9531 emit_cmp_and_jump_insn_1): Likewise.
9532 * postreload.c (reload_cse_simplify_operands): Likewise.
9533 * ra.h (add_neighbor): Likewise.
9534 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9535 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9536 record_reg_classes, copy_cost, record_address_regs,
9537 invalid_mode_change_p): Likewise.
9538 * regrename.c (regrename_optimize, scan_rtx_reg,
9539 dump_def_use_chain, find_oldest_value_reg,
9540 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9542 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9544 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9545 MASK_POWERPC64 for power4 in previous commit.
9547 2008-07-16 Olivier Hainque <hainque@adacore.com>
9549 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9550 instead of bare conversion to cast const-ness away.
9552 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9554 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9555 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9556 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9557 (TARGET_FUNCTION_VALUE): Define.
9559 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9561 * config/rs6000/rs6000.c (processor_target_table): Add
9562 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9564 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9567 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9568 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9569 m32c_legitimize_reload_address.
9571 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9573 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9574 DECL_IN_SYSTEM_HEADER in sync.
9576 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9578 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9579 * tree-ssa-pre.c (pre_expr_eq): Ditto
9580 (get_constant_for_value_id): Take a type as an argument.
9581 (fully_constant_expression): Pass in type.
9582 (find_or_generate_expression): Short circuit constant case.
9583 (create_expression_by_pieces): Remove special casing of
9585 (do_regular_insertion): Short circuit constant case.
9586 (do_partial_partial_insertion): Ditto.
9588 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9591 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9593 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9595 * config/xtensa/libgcc-xtensa.ver: New file.
9596 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9598 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9600 * df-problems.c (df_set_note): Avoid C++ keywords.
9601 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9602 * dse.c (record_store, remove_useless_values): Likewise.
9603 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9604 gen_reg_rtx_offset, operand_subword, change_address_1,
9605 change_address, adjust_address_1, offset_address,
9606 widen_memory_access, emit_copy_of_insn_after): Likewise.
9607 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9608 * fwprop.c (should_replace_address, propagate_rtx_1,
9609 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9611 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9612 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9613 * lcm.c (compute_insert_delete, pre_edge_lcm,
9614 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9615 * lower-subreg.c (resolve_reg_notes): Likewise.
9616 * mode-switching.c (optimize_mode_switching): Likewise.
9618 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9620 * bt-load.c (add_btr_def, migrate_btr_def,
9621 branch_target_load_optimize): Avoid C++ keywords.
9622 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9624 * combine.c (subst, simplify_set, make_extraction,
9625 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9626 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9627 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9629 2008-07-15 Richard Guenther <rguenther@suse.de>
9632 * c-common.c (strict_aliasing_warning): Do not warn for
9633 TYPE_REF_CAN_ALIAS_ALL pointers.
9634 (c_common_get_alias_set): may_alias types are not special.
9635 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9636 attribute and set can_ref_all accordingly.
9637 (build_reference_type_for_mode): Likewise.
9638 * doc/extend.texi (may_alias): Clarify.
9640 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9643 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9644 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9646 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9649 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9650 gcc_assert, instead call output_operand_lossage.
9652 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9654 * builtins.c (std_canonical_va_list): Treat structure based
9657 2008-07-15 Ben Elliston <bje@au.ibm.com>
9659 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9661 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9663 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9666 2008-07-14 Jan Hubicka <jh@suse.cz>
9668 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9669 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9670 fix predicates and constraints.
9671 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9672 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9674 2008-07-14 Doug Kwan <dougkwan@google.com>
9676 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9677 additional option file arm/eabi.opt.
9678 * config/arm/eabi.h (File): New configuration file for EABI targets.
9679 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9680 SUBSUBTARGET_EXTRA_SPECS.
9681 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9682 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9683 from STARTFILE_SPEC so that it can be referenced in an override.
9684 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9685 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9686 can be referenced in an override.
9687 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9688 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9689 so that it can be referenced in an override.
9690 (LINK_SPEC): Use BPABI_LINK_SPEC.
9691 * config/arm/eabi.opt (File): New.
9693 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9695 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9696 (FIXED_VALUE_H): New variable.
9697 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9698 input.h, fixed-value.h.
9699 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9700 (BASIC_BLOCK_H): Use $(BITMAP_H).
9701 (FUNCTION_H): Add varray.h.
9702 (IPA_REFERENCE_H): Use $(BITMAP_H).
9703 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9704 (DF_H): Use $(BITMAP_H).
9705 (GGC_H): Add statistics.h.
9707 (INSN_ATTR_H): Use it.
9708 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9710 (SYMTAB_H): Add $(OBSTACK_H).
9711 (CPP_INTERNAL_H): New.
9712 (TREE_DUMP_H): Add tree-pass.h.
9713 (TREE_FLOW_H): Use $(BITMAP_H)
9714 (PRETTY_PRINT_H): Use $(INPUT_H).
9715 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9718 (many object files): Fix lots of header dependencies throughout.
9720 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9722 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9724 (s-gtyp-input): Use them to write tmp-gi.list.
9725 (echo_to_gi.list): Remove.
9727 2008-07-14 Richard Guenther <rguenther@suse.de>
9729 * tree-ssa-sccvn.c (pre_info): Remove.
9730 (switch_to_PRE_table): Likewise.
9731 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9732 (set_hashtable_value_ids): Do not create value-ids for the
9734 (run_scc_vn): Remove double test. Remove bogus special-case
9735 in value-number printing.
9736 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9737 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9739 * tree-flow-inline.h (get_value_handle): Remove.
9740 * tree-flow.h (get_value_handle): Remove.
9742 2008-07-14 Martin Jambor <mjambor@suse.cz>
9744 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9745 in which we generate arithmetics is not a subrange.
9747 2008-07-14 Martin Jambor <mjambor@suse.cz>
9749 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9751 2008-07-14 Richard Guenther <rguenther@suse.de>
9753 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9755 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9758 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9759 reload for symbol refs moved to r0 with -fPIC.
9760 (legitimize_pic_address): Use the target register as temporary
9762 (emit_symbolic_move): Adjust comment.
9763 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9766 2008-07-14 Ben Elliston <bje@au.ibm.com>
9768 * c-common.h (C_CPP_HASHNODE): New macro.
9769 * coretypes.h (struct cpp_token): Forward declare.
9770 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9771 the context-sensitive keyword method.
9772 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9773 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9774 expand_bool_pixel): New.
9775 (altivec_categorize_keyword): New function.
9776 (init_vector_keywords): New function.
9777 (rs6000_macro_to_expand): Likewise.
9778 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9779 compiling an ISO C dialect.
9781 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9783 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9784 (create_expression_by_pieces): Fix typo.
9785 (do_regular_insertion): Use debug counter here too.
9787 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9790 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9791 CONST_OK_FOR_LETTER_P. All port-local users changed.
9792 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9793 implement Kp matching power-of-two.
9794 (CONSTRAINT_LEN): Define to match.
9795 * config/cris/cris.md: Replace all use of constraint K with Kc.
9796 ("*btst*): Use Kp for operand 0 of last alternative.
9798 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9801 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9804 2008-07-13 Jan Hubicka <jh@suse.cz>
9806 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9809 2008-07-13 Richard Guenther <rguenther@suse.de>
9812 * langhooks.c (lhd_print_error_function): Deal with recursive
9815 2008-07-12 Jan Hubicka <jh@suse.cz>
9817 * cgraph.c (assembler_name_hash): New static var.
9818 (hash_node_by_assembler_name, eq_assembler_name): New.
9819 (cgraph_node_for_asm): Use hashtable.
9820 (cgraph_remove_node): Maintain hashtable.
9821 (change_decl_assembler_name): Sanity check that names are not changing
9822 after aliasing was processed.
9823 * cgraph.h (varpoon_node): Add next GGC marker.
9824 * tree.c (decl_assembler_name_equal): Constify.
9825 (decl_assembler_name_hash): New.
9826 * tree.h (decl_assembler_name_equal): Constify.
9827 (decl_assembler_name_hash): Update.
9829 2008-07-12 David Daney <ddaney@avtrex.com>
9831 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9834 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9836 * doc/md.texi: Document the MIPS "v" constraint.
9837 * config/mips/mips.h (reg_class): Revert last change.
9838 (REG_CLASS_NAMES): Likewise.
9839 (REG_CLASS_CONTENTS): Likewise.
9840 * config/mips/mips.c (mips_regno_to_class): Likewise.
9841 * config/mips/constraints.md (v): Likewise, but add documentation.
9842 Add a comment to say that this constraint should not be used in
9845 2008-07-11 DJ Delorie <dj@redhat.com>
9847 * config/h8300/h8300.md (length): Fix branch offset limit.
9849 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9851 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9852 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9853 (avr_hard_regno_scratch_ok): New function.
9854 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9855 * config/avr/avr.md (all peepholes that request a scratch register):
9856 Remove avr_peep2_scratch_safe use.
9858 2008-07-11 Tom Tromey <tromey@redhat.com>
9859 Ian Lance Taylor <iant@google.com>
9861 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9862 (struct c_common_resword): Define.
9863 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9864 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9865 (c_common_reswords, num_c_common_reswords): Declare.
9866 * c-common.c (c_common_reswords): New global const array.
9867 (num_c_common_reswords): New const int.
9868 * c-parser.c (struct resword, reswords): Don't define.
9869 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9870 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9871 than reswords. If warning about C++ keywords, give them a special
9873 (c_lex_one_token): Warn about C++ keywords. Call
9874 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9875 (c_parser_external_declaration): Look for RID_xxx rather than
9876 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9877 (c_parser_statement_after_labels): Likewise.
9878 (c_parser_objc_class_instance_variables): Likewise.
9879 (c_parser_objc_class_declaration): Likewise.
9880 (c_parser_objc_try_catch_statement): Likewise.
9881 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9882 (declspecs_add_type): Likewise.
9884 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9886 * ggc-page.c (alloc_page):
9887 Substituting xmalloc, xcalloc with
9888 XNEWVEC and XCNEWVAR macros which add the
9891 2008-07-11 Richard Guenther <rguenther@suse.de>
9893 PR tree-optimization/36765
9894 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9895 aliases from HEAP vars to SMTs.
9897 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9899 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9900 * configure.ac (loose_warn): Move -Wc++-compat from here...
9901 (strict_warn): ...to here.
9902 * configure: Regenerate.
9904 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9906 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9907 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9908 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9909 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9910 excluding more specific h8300-*-* and sh-*-* targets.
9912 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9914 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9916 (execute_pre): Call loop_optimizer_finalize in early exit.
9918 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9921 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9922 uids in the bitmap, not just VAR_DECL uids.
9924 PR rtl-optimization/36419
9925 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9926 (combine_stack_adjustments_for_block): Call it if needed. Delete
9928 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9929 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9930 prologue sp adjustment.
9932 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9935 * opts.c (print_ignored_options): Report postponed diagnostics for
9936 unknown -Wno-* options as warnings, not errors.
9937 (postpone_unknown_option_error): Renamed to...
9938 (postpone_unknown_option_warning): ... this.
9940 2008-07-09 Doug Kwan <dougkwan@google.com>
9943 2008-07-08 Doug Kwan <dougkwan@google.com>
9945 * config/arm/arm.opt (mandroid): New option.
9946 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9947 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9949 (CC1PLUS_SPEC): Same.
9951 (STARTFILE_SPEC): Same.
9952 (ENDFILE_SPEC): Same.
9953 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9956 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9959 * config/mips/mips.h (reg_class): Remove V1_REG.
9960 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9961 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9963 (mips_get_tp): New function.
9964 (mips_legitimize_tls_address): Use it.
9965 * config/mips/constraints.md (v): Delete.
9966 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9967 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9968 After reload, split into a move and ...
9969 (*tls_get_tp_<mode>_split): ...this new instruction.
9971 2008-07-09 David Daney <ddaney@avtrex.com>
9973 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9975 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9977 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9978 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9980 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9981 htab_delete should be called. Don't free c.
9982 (lookup_tmp_var): Create temp_htab lazily.
9983 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9984 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9986 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9987 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9988 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9989 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9990 * tree-sra.c (generate_element_init): Likewise.
9991 * tree-mudflap.c (execute_mudflap_function_ops,
9992 execute_mudflap_function_decls): Likewise.
9993 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9994 * tree-gimple.h (struct gimplify_ctx): New type.
9995 (push_gimplify_context): Adjust prototype.
9997 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9999 * tree-ssa-pre.c (phi_translate_1): Update placement of
10000 add_to_value calls.
10002 2008-07-09 Anatoly Sokolov <aesok@post.ru>
10004 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
10005 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
10006 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
10007 * targhooks.c (default_hard_regno_scratch_ok): New function.
10008 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
10009 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
10010 * recog.c: Include "target.h".
10011 (peep2_find_free_register): Add check for global regs. Add target
10013 * Makefile.in (recog.o): Depend on target.h.
10015 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
10017 * config/sh/sh.c (sh_canonical_va_list_type): New.
10018 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
10020 2008-07-09 Raksit Ashok <raksit@google.com>
10022 * doc/invoke.texi (Option Summary): Mention new option
10023 -Wdisallowed-function-list=...
10024 (Warning Options): Document -Wdisallowed-function-list=...
10025 * common.opt (Wdisallowed-function-list=): New flag.
10026 * flags.h (warn_disallowed_functions): External definition of new
10027 boolean warning flag.
10028 (warn_if_disallowed_function_p): Declare new function.
10029 * opts.c (warning_disallowed_functions): New static variable.
10030 (warn_disallowed_functions): New boolean warning flag.
10031 (warn_if_disallowed_function_p): New function.
10032 (add_comma_separated_to_vector): Rename
10033 add_instrument_functions_exclude_list to this.
10034 (common_handle_option): Handle new option. Rename calls to
10035 add_instrument_functions_exclude_list into calls to
10036 add_comma_separated_to_vector.
10037 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
10038 based on flag warn_disallowed_functions.
10040 2008-07-09 Christian Bruel <christian.bruel@st.com>
10042 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
10043 instead of get_attr_length.
10045 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10047 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
10049 * genemit.c (gen_insn): Likewise.
10050 * gengtype.c (note_def_vec): Likewise.
10051 * gengtype.h (note_def_vec): Likewise.
10052 * genoutput.c (struct data, output_insn_data, process_template,
10053 gen_expand, gen_split, note_constraint): Likewise.
10054 * genrecog.c (new_decision, add_to_sequence, factor_tests,
10055 make_insn_sequence): Likewise.
10056 * gensupport.c (record_insn_name): Likewise.
10058 2008-07-08 Doug Kwan <dougkwan@google.com>
10060 * config/arm/arm.opt (mandroid): New option.
10061 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10062 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10064 (CC1PLUS_SPEC): Same.
10066 (STARTFILE_SPEC): Same.
10067 (ENDFILE_SPEC): Same.
10068 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10071 2008-07-08 Raksit Ashok <raksit@google.com>
10073 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
10074 (set_storage_via_setmem): Fix expected_align parameter.
10075 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
10076 missing from the list.
10077 * doc/md.texi (movmem): Explicitly state that expected alignment is
10078 to be expressed in bytes.
10079 (setmem): Explicitly state that expected alignment is to be expressed
10082 2008-07-08 Joseph Myers <joseph@codesourcery.com>
10084 * reload.c (find_reloads_subreg_address): Do not require validity
10085 of address in original mode before reloading address.
10087 2008-07-07 Tianwei Sheng <tianweis@google.com>
10089 * df-core.c (df_remove_problem): Adjust the access to avoid out of
10090 bounds array access.
10092 2008-07-08 Jakub Jelinek <jakub@redhat.com>
10094 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
10096 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
10098 Fix PR tree-optimization/23455
10099 Fix PR tree-optimization/35286
10100 Fix PR tree-optimization/35287
10101 * Makefile.in (OBJS-common): Remove tree-vn.o.
10102 (tree-vn.o): Remove.
10103 * dbgcnt.def: Add treepre_insert debug counter.
10104 * gcc/tree-flow.h (add_to_value): Updated for other changes.
10105 (debug_value_expressions): Ditto.
10106 (print_value_expressions): Ditto.
10107 * tree-pretty-print.c (dump_generic_node): Updated for
10108 VALUE_HANDLE removal.
10109 * tree-ssa-dom.c (record_equality): Ditto.
10110 (cprop_operand): Ditto.
10111 (lookup_avail_expr): Ditto.
10112 * tree-ssa-threadedge.c
10113 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
10114 (simplify_control_stmt_condition): Ditto.
10115 * tree.c (tree_code_size): Ditto.
10116 (tree_node_structure): Ditto.
10117 (iterative_hash_expr): Ditto.
10119 * tree.h (VALUE_HANDLE_ID): Ditto.
10120 (VALUE_HANDLE_EXPR_SET): Ditto.
10121 (struct tree_value_handle): Ditto.
10122 (union tree_node): Ditto.
10123 * treestruct.def: Ditto.
10124 * tree-vn.c: Removed.
10125 * tree-ssa-pre.c: Rewritten entirely.
10126 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
10127 (constant_value_ids): Ditto.
10128 (vn_nary_op_t): Moved to header.
10130 (vn_reference_op_t): Ditto
10131 (vn_reference_t): Ditto.
10132 (next_value_id): New variable.
10133 (VN_INFO): Add an assert.
10134 (vn_constant_eq): New function.
10135 (vn_constant_hash): Ditto.
10136 (get_or_alloc_constant_value_id): Ditto.
10137 (value_id_constant_p): Ditto.
10138 (vn_reference_compute_hash): De-staticify.
10139 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
10140 Disable some code with a FIXME. Remove VALUE_HANDLE use.
10141 (valueize_refs): Update opcode if it changes from ssa name to constant.
10142 (vn_reference_lookup_1): Add new argument.
10143 (vn_reference_lookup): Ditto.
10144 (vn_reference_lookup_pieces): New function.
10145 (vn_reference_insert): Add return type. Modify to deal with value ids.
10146 (vn_reference_insert_pieces): New function.
10147 (vn_nary_op_compute_hash): De-staticify.
10148 (vn_nary_op_eq): Ditto.
10149 (vn_nary_op_lookup_pieces): New function.
10150 (vn_nary_op_lookup): Add new argument.
10151 (vn_nary_op_insert_pieces): New function.
10152 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
10153 (vn_phi_insert): Ditto.
10154 (visit_unary_op): Update for callee changes.
10155 (visit_binary_op): Ditto.
10156 (visit_reference_op_load): Ditto.
10157 (visit_reference_op_store): Ditto.
10158 (init_scc_vn): Init next_value_id, constant_to_value_id and
10159 constant_value_ids.
10160 (free_scc_vn): Free them.
10161 (set_hashtable_value_ids): New function.
10162 (run_scc_vn): Use it.
10163 (get_max_value_id): New function.
10164 (get_next_value_id): Ditto.
10165 (expressions_equal_p): Moved from tree-vn.c
10166 (sort_vuses): Ditto.
10167 (sort_vuses_heap): Ditto.
10168 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
10170 * tree.c (iterative_hash_hashval_t): Made non-static
10171 * tree.h (iterative_hash_hashval_t): Declare it.
10173 2008-07-08 Martin Jambor <mjambor@suse.cz>
10175 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
10176 instead of ipa_create_node_params.
10177 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
10178 ipa_check_create_edge_args, free them with
10179 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
10181 * ipa-prop.c: Include flags.h and tree-inline.h.
10182 (ipa_node_params_vector): New variable.
10183 (ipa_edge_args_vector): New variable.
10184 (edge_removal_hook_holder): New variable.
10185 (node_removal_hook_holder): New variable.
10186 (edge_duplication_hook_holder): New variable.
10187 (node_duplication_hook_holder): New variable.
10188 (ipa_detect_param_modifications): Check for presence of modified flags.
10189 (ipa_compute_jump_functions): Check for presence of jump functions.
10190 (ipa_free_edge_args_substructures): New function.
10191 (ipa_create_node_params): Removed.
10192 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
10193 (ipa_free_node_params_substructures): New function.
10194 (ipa_free_all_node_params): Changed to deallocate the on-the-side
10196 (ipa_edge_removal_hook): New function.
10197 (ipa_node_removal_hook): New function.
10198 (duplicate_array): New function.
10199 (ipa_edge_duplication_hook): New function.
10200 (ipa_node_duplication_hook): New function.
10201 (ipa_register_cgraph_hooks): New function.
10202 (ipa_unregister_cgraph_hooks): New function.
10203 (free_all_ipa_structures_after_ipa_cp): New function.
10205 * ipa-prop.h: Include vec.h.
10206 (ipa_node_params_t): New typedef with vector types for it.
10207 (ipa_edge_args_t): New typedef with vector types for it.
10208 (IPA_NODE_REF): Changed to access an on-the-side vector.
10209 (IPA_EDGE_REF): Changed to access an on-the-side vector.
10210 (ipa_check_create_node_params): New function.
10211 (ipa_check_create_edge_args): New function.
10213 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
10216 2008-07-07 Tom Tromey <tromey@redhat.com>
10218 * configure, config.in: Rebuilt.
10219 * configure.ac: Don't check for scandir or alphasort.
10221 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10223 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
10224 types immediately after creating them.
10226 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10228 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
10230 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
10232 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
10233 dump_constraint_graph.
10234 (dump_constraint_edge): New function.
10235 (dump_constraint_graph): New function.
10236 (debug_constraint_graph): New function.
10237 (dump_constraint): Removed useless comparison.
10238 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
10239 (dump_constraint_graph): Declare.
10240 (debug_constraint_graph): Declare.
10241 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
10243 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
10245 * config/i386/i386.c (is_va_list_char_pointer): New.
10246 (ix86_va_start): Replace compare with ms_va_list_type_node
10247 by is_va_list_char_pointer.
10248 (ix86_gimplify_va_arg): Likewise.
10250 2008-07-07 Martin Jambor <mjambor@suse.cz>
10252 * cgraph.c (cgraph_edge_max_uid): New variable.
10253 (struct cgraph_edge_hook_list): New type.
10254 (struct cgraph_node_hook_list): New type.
10255 (struct cgraph_2edge_hook_list): New type.
10256 (struct cgraph_2node_hook_list): New type.
10257 (first_cgraph_edge_removal_hook): New variable.
10258 (first_cgraph_node_removal_hook): New variable.
10259 (first_cgraph_edge_duplicated_hook): New variable.
10260 (first_cgraph_node_duplicated_hook): New variable.
10261 (cgraph_add_edge_removal_hook): New function.
10262 (cgraph_remove_edge_removal_hook): New function.
10263 (cgraph_call_edge_removal_hooks): New function.
10264 (cgraph_add_node_removal_hook): New function.
10265 (cgraph_remove_node_removal_hook): New function.
10266 (cgraph_call_node_removal_hooks): New function.
10267 (cgraph_add_edge_duplication_hook): New function.
10268 (cgraph_remove_edge_duplication_hook): New function.
10269 (cgraph_call_edge_duplication_hooks): New function.
10270 (cgraph_add_node_duplication_hook): New function.
10271 (cgraph_remove_node_duplication_hook): New function.
10272 (cgraph_call_node_duplication_hooks): New function.
10273 (cgraph_create_edge): Assign to edge uid.
10274 (cgraph_remove_edge): Call edge removal hooks.
10275 (cgraph_node_remove_callees): Call edge removal hooks.
10276 (cgraph_node_remove_callers): Call edge removal hooks.
10277 (cgraph_remove_node): Call node removal hooks.
10278 (cgraph_clone_edge): Call edge duplication hooks.
10279 (cgraph_clone_node): Call node duplication hooks.
10281 * cgraph.h (cgraph_edge): New field uid.
10282 (cgraph_edge_hook): New type.
10283 (cgraph_node_hook): New type.
10284 (cgraph_2edge_hook): New type.
10285 (cgraph_2node_hook): New type.
10287 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
10289 * config.in: Regenerate.
10291 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
10293 * gcc.c (print_sysroot): New.
10294 (option_map, display_help, process_command): Handle the
10295 -print-sysroot option.
10296 (main): Print the sysroot if requested.
10297 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
10299 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10302 * unwind-pe.h (size_of_encoded_value): add attribute unused.
10304 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
10306 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
10307 (assign_parm_setup_block_p): Also check mode of entry_parm.
10309 2008-07-07 Richard Guenther <rguenther@suse.de>
10311 * tree-ssa-structalias.h (set_used_smts): Remove.
10312 * tree-ssa-structalias.c (used_smts): Likewise.
10313 (set_used_smts): Likewise.
10314 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
10315 call to set_used_smts.
10317 2008-07-07 Richard Guenther <rguenther@suse.de>
10319 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
10320 (new_var_info): Set it to false.
10321 (solution_set_add): Correctly handle pointers outside a var and
10323 (type_safe): Treat variables with is_full_var properly.
10324 (do_sd_constraint): Likewise.
10325 (do_ds_constraint): Likewise.
10326 (process_constraint): Remove zeroing offset for !use_field_sensitive.
10327 (get_constraint_for_ptr_offset): New function.
10328 (get_constraint_for_component_ref): For addresses at least include
10329 the last field of the variable. Handle is_full_vars properly.
10330 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10331 (handle_ptr_arith): Remove.
10332 (find_func_aliases): Simplify assignment handling.
10333 (create_function_info_for): For parameter and result varinfos set
10335 (create_variable_info_for): Set is_full_var flag whenever we
10336 just created a single varinfo for a decl.
10337 (init_alias_vars): Initialize use_field_sensitive from
10338 max-fields-for-field-sensitive parameter.
10340 2008-07-07 Richard Guenther <rguenther@suse.de>
10342 PR tree-optimization/36713
10343 * tree-flow-inline.h (is_call_used): New function.
10344 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10345 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10346 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10348 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10350 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10352 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10354 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10356 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10357 Nathan Sidwell <nathan@codesourcery.com>
10359 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10360 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10362 * config/m68k/t-linux: New.
10363 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10366 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10368 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10369 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10372 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10374 * gcc.c (execute): Fix -Wc++-compat warning.
10376 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10379 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10380 constant for little endian.
10382 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10384 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10385 mips_base_mips16 instead of TARGET_MIPS16.
10386 (mips_base_mips16): Declare.
10387 * config/mips/mips.c (mips_base_mips16): Make global.
10388 (was_mips16_p): Remove GTY marker.
10389 (was_mips16_pch_p): New variable.
10390 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10391 (mips_override_options): Force to non-MIPS16 mode initially.
10392 Do not complain about MIPS16 PIC incompatibilities here.
10393 Only allow -mgpopt if -mexplicit-relocs is in force for
10396 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10398 * configure.ac: Check for caddr_t, define to char * if not defined.
10399 * configure: Regenerate.
10400 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10401 (mmap_gt_pch_use_address): Likewise.
10402 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10404 2008-07-06 Richard Guenther <rguenther@suse.de>
10406 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10407 (new_var_info): Deal with it.
10408 (solution_set_add): Likewise.
10409 (bitpos_of_field): Make signed, fix.
10410 (struct fieldoff): Remove type and decl fields. Make size field
10411 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10413 (fieldoff_compare): Deal with it.
10414 (push_fields_onto_fieldstack): Remove has_union argument, glob
10415 adjacent non-pointer fields together.
10416 (create_function_info_for): Do not set has_union.
10417 (create_variable_info_for): Simplify.
10419 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10421 * config.gcc (extra_headers): Add cross-stdarg.h for target
10422 x86_64-*-* and i?86-*-*.
10423 * config/i386/cross-stdarg.h: New.
10424 * builtins.c (std_fn_abi_va_list): New.
10425 (std_canonical_va_list_type): New.
10426 (stabilize_va_list): Replace va_list_type_node use by
10427 mtarget.canonical_va_list_type.
10428 (gimplify_va_arg_expr): Likewise.
10429 (expand_builtin_va_copy): Replace va_list_type_node use by
10430 mtarget.fn_abi_va_list.
10431 * tree-sra.c (is_va_list_type): New helper.
10432 (decl_can_be_decomposed_p): Replace
10433 va_list_type_node use by is_va_list_type.
10434 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10435 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10436 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10437 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10438 (ix86_enum_va_list): New.
10439 * config/i386/i386.c (sysv_va_list_type_node): New.
10440 (ms_va_list_type_node): New.
10441 (ix86_function_type_abi): Remove sorry.
10442 (ix86_build_builtin_va_list_abi): New.
10443 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10444 for 64-bit targets.
10445 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10446 (ix86_init_builtins_va_builtins_abi): New.
10447 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10448 for 64-bit targets.
10449 (ix86_handle_abi_attribute): New.
10450 (attribute_spec): Add sysv_abi and ms_abi.
10451 (ix86_fn_abi_va_list): New.
10452 (ix86_canonical_va_list_type): New.
10453 (ix86_enum_va_list): New.
10454 (TARGET_FN_ABI_VA_LIST): New.
10455 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10456 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10457 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10458 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10459 (TARGET_ENUM_VA_LIST): New.
10460 * expr.h (std_fn_abi_va_list): New.
10461 (std_canonical_va_list_type): New.
10462 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10463 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10464 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10465 TARGET_CANONICAL_VA_LIST_TYPE.
10466 * target.h (struct gcc_target): Add fn_abi_va_list hook
10467 and canonical_va_list_type hook.
10469 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10471 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10472 integral and pointer types.
10474 2008-07-04 Roger Sayle <roger@eyesopen.com>
10476 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10477 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10479 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10482 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10484 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10486 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10487 build_gimple_modify_stmt.
10488 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10489 gimple operand. Use fold_build* instead of build*.
10491 2008-07-04 Richard Guenther <rguenther@suse.de>
10493 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10494 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10495 properly to compute the reachability set if we do field-sensitive PTA.
10496 * invoke.texi (max-fields-for-field-sensitive): Document default.
10497 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10498 100 for optimize >= 2.
10500 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10502 * ggc-zone.c (lookup_page_table_if_allocated,
10503 set_page_table_entry, zone_find_object_size, alloc_small_page,
10504 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10505 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10506 -Wc++-compat and/or -Wcast-qual warnings.
10508 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10511 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10512 pic_offset_table_rtx to be marked as used here.
10513 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10514 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10515 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10516 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10517 !TARGET_SECURE_PLT.
10519 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10521 * alloc-pool.c (hash_descriptor, eq_descriptor,
10522 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10523 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10525 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10526 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10527 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10528 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10531 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10533 * tree-flow.h (loop_only_exit_p): Declare.
10534 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10535 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10536 the number of iterations if it is constant. Otherwise, if this is the
10537 only possible exit of the loop, use the conservative estimate on the
10538 number of iterations of the entire loop if available.
10540 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10542 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10543 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10544 Add synchronization functions.
10545 * config/sync.c: New file.
10546 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10547 (LIBGCC_SYNC_CFLAGS): Likewise.
10549 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10552 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10553 (*pushtf_sse): New insn pattern.
10554 (pushtf splitters): New splitters.
10556 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10558 PR middle-end/35736
10559 * predict.c (build_predict_expr): Use void_type_node for the tree
10560 type, instead of NULL_TREE.
10562 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10564 * config/i386/i386.c (contains_aligned_value_p): Return true
10566 (ix86_data_alignment): Align TCmode to 128bits.
10567 (ix86_local_alignment): Likewise.
10569 2008-07-03 Andrew Haley <aph@redhat.com>
10572 * vec.h (VEC_TA): New.
10573 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10574 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10575 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10576 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10577 (C_COMMON_FIXED_TYPES): Remove first arg.
10578 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10579 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10580 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10581 not to use empty macro arguments.
10583 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10585 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10586 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10587 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10588 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10589 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10590 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10591 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10592 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10593 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10594 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10595 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10596 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10597 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10598 config/rs6000/e500crtres64gpr.asm,
10599 config/rs6000/e500crtres64gprctr.asm,
10600 config/rs6000/e500crtrest32gpr.asm,
10601 config/rs6000/e500crtrest64gpr.asm,
10602 config/rs6000/e500crtresx32gpr.asm,
10603 config/rs6000/e500crtresx64gpr.asm,
10604 config/rs6000/e500crtsav32gpr.asm,
10605 config/rs6000/e500crtsav64gpr.asm,
10606 config/rs6000/e500crtsav64gprctr.asm,
10607 config/rs6000/e500crtsavg32gpr.asm,
10608 config/rs6000/e500crtsavg64gpr.asm,
10609 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10610 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10611 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10612 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10613 config/sparc/sol2-cn.asm: Remove .file directives.
10615 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10617 * resource.c (mark_referenced_resources): Look inside
10618 UNSPEC_VOLATILEs and ASM_INPUTs.
10620 2008-07-02 Ian Lance Taylor <iant@google.com>
10622 * rtlanal.c (add_reg_note): New function.
10623 * rtl.h (add_reg_note): Declare.
10624 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10625 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10626 * builtins.c (expand_builtin_longjmp): Likewise.
10627 (expand_builtin_nonlocal_goto): Likewise.
10628 * calls.c (emit_call_1, expand_call): Likewise.
10629 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10630 * cfglayout.c (fixup_reorder_chain): Likewise.
10631 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10632 (commit_one_edge_insertion): Likewise.
10633 * combine.c (move_deaths, distribute_notes): Likewise.
10634 * df-problems.c (df_set_note): Likewise.
10635 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10636 (set_unique_reg_note): Likewise.
10637 (emit_copy_of_insn_after): Likewise.
10638 * expr.c (expand_expr_real): Likewise.
10639 * gcse.c (add_label_notes): Likewise.
10640 * haifa-sched.c (create_check_block_twin): Likewise.
10641 * jump.c (mark_jump_label_1): Likewise.
10642 * loop-doloop.c (add_test, doloop_modify): Likewise.
10643 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10644 * lower-subreg.c (move_eh_region_note): Likewise.
10645 * optabs.c (emit_libcall_block): Likewise.
10646 * predict.c (predict_insn): Likewise.
10647 (combine_predictions_for_insn): Likewise.
10648 * recog.c (peephole2_optimize): Likewise.
10649 * regmove.c (try_auto_increment): Likewise.
10650 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10651 * reload.c (find_reloads): Likewise.
10652 * reload1.c (fixup_eh_region_note): Likewise.
10653 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10654 * reorg.c (delete_prior_computation): Likewise.
10655 (delete_computation, dbr_schedule): Likewise.
10656 * config/pa/pa.c (legitimize_pic_address): Likewise.
10657 * config/sh/sh.c (sh_reorg): Likewise.
10659 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10662 * config/libgcc-glibc.ver: Add %exclude.
10663 * config/m32r/libgcc-glibc.ver: Likwise.
10664 * config/s390/libgcc-glibc.ver: Likwise.
10665 * config/sh/libgcc-glibc.ver: Likwise.
10666 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10668 * config/i386/libgcc-glibc.ver: New.
10670 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10672 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10674 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10675 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10676 i[34567]86-*-linux*, x86_64-*-linux*. Add
10677 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10678 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10679 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10680 i[34567]86-*-linux*, x86_64-*-linux*.
10682 * libgcc-std.ver: Add empty GCC_4.4.0.
10684 * mkmap-symver.awk: Support multiple versions per symbol.
10686 * config/i386/i386.c (ix86_init_builtins): Always define
10687 __builtin_fabsq and __builtin_copysignq with fallbacks.
10688 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10689 and __builtin_copysignq if SSE2 isn't available.
10691 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10692 (LIBGCC2_TF_CEXT): Likwise.
10693 (TF_SIZE): Likwise.
10695 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10697 * config/i386/sfp-machine.h: Moved to libgcc.
10699 * config/i386/sfp-machine.h: New.
10700 * config/i386/t-linux: Likwise.
10702 * config/i386/t-darwin: Remove softfp_wrap_start and
10704 * config/i386/t-darwin64: Likewise.
10706 * config/i386/t-fprules-softfp64: Renamed to ...
10707 * config/i386/t-fprules-softfp: This.
10709 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10710 and softfp_wrap_end.
10712 2008-07-02 Jason Merrill <jason@redhat.com>
10714 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10716 * tree.c (ctor_to_list): New fn.
10717 * tree.h: Declare it.
10718 (CONSTRUCTOR_ELT): New macro.
10719 (CONSTRUCTOR_NELTS): New macro.
10721 2008-07-02 Richard Guenther <rguenther@suse.de>
10723 * tree-ssa-structalias.c (struct variable_info): Reorder
10724 to fill padding on 64bit hosts. Make collapsed_to an int.
10725 (get_varinfo_fc): Deal with that.
10726 (new_var_info): Likewise.
10727 (collapse_rest_of_var): Likewise.
10729 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10731 * doc/install.texi (--enable-java-home): Document.
10732 (--enable-aot-compile-rpm): Likewise.
10733 (--with-arch-directory): Likewise.
10734 (--with-os-directory): Likewise.
10735 (--with-origin-name): Likewise.
10736 (--with-arch-suffix): Likewise.
10737 (--with-jvm-root-dir): Likewise.
10738 (--with-jvm-jar-dir): Likewise.
10739 (--with-python-dir): Likewise.
10741 2008-07-02 Richard Guenther <rguenther@suse.de>
10743 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10744 from decls explicitly. Merge operand checking from tuples.
10746 2008-07-02 Martin Jambor <mjambor@suse.cz>
10748 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10750 2008-07-02 Martin Jambor <mjambor@suse.cz>
10752 * tree-switch-conversion.c: Included timevar.h
10753 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10755 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10757 2008-07-02 Martin Jambor <mjambor@suse.cz>
10759 * tree-switch-conversion.c: Corrected various comments and
10761 (build_constructors): Fixed minor formatting mistakes.
10763 * invoke.texi (Optimize Options): Corrected the
10764 switch-conversion-max-branch-ratio parameter.
10766 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10768 * final.c (asm_insn_count): Return zero for an empty asm body.
10770 2008-07-02 Richard Guenther <rguenther@suse.de>
10772 * bitmap.h (bitmap_set_bit): Return bool.
10773 (bitmap_clear_bit): Likewise.
10774 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10775 write to the bitmap if it would.
10776 (bitmap_clear_bit): Likewise.
10777 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10778 bitmap_set_bit return value.
10779 (add_pred_graph_edge): Likewise.
10780 (add_graph_edge): Likewise.
10781 (do_sd_constraint): Likewise.
10782 (do_ds_constraint): Likewise.
10784 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10786 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10787 Fix -Wc++-compat and/or -Wcast-qual warnings.
10788 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10789 gen_regparm_prefix): Likewise.
10790 * vmsdbgout.c (write_modbeg, lookup_filename,
10791 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10793 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10795 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10796 defaults.h definition apply.
10798 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10800 * function.c (assign_parm_remove_parallels): New.
10801 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10803 (assign_parm_setup_block): Do not handle them.
10804 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10805 assign_parm_remove_parallels.
10807 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10809 * c-typeck.c (convert_for_assignment): Use
10810 vector_targets_convertible_p.
10811 * c-common.c (vector_targets_convertible_p): New.
10812 * c-common.h (vector_targets_convertible_p): New prototype.
10813 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10814 opaque_p_V2SI_type_node.
10816 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10818 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10821 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10823 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10824 TFmode constants via two element DImode vector for hosts with
10825 HOST_BITS_PER_WIDE_INT < 64.
10826 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10827 also for HOST_BITS_PER_WIDE_INT < 64.
10829 2008-07-01 Richard Guenther <rguenther@suse.de>
10831 PR tree-optimization/36666
10832 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10833 (get_constraint_exp_from_ssa_var): Split into ...
10834 (get_constraint_exp_for_temp): ... this ...
10835 (get_constraint_for_ssa_var): ... and that.
10836 Return constraint expressions for all touched sub-fields
10837 if the results address is not taken.
10838 (process_constraint): Remove assertion that aggregate
10839 assignments do not happen at this place.
10840 (get_constraint_for_component_ref): Add address_p argument.
10841 Return constraint expressions for all touched sub-fields
10842 if the results address is not taken.
10843 (do_deref): Use get_constraint_exp_for_temp.
10844 (get_constraint_for_1): Rename from ...
10845 (get_constraint_for): ... this. Add the old function as wrapper.
10846 (do_structure_copy): Use get_constraint_for_1.
10848 2008-07-01 Martin Jambor <mjambor@suse.cz>
10850 * Makefile.in (tree-switch-conversion.o): Add.
10851 (OBJS-common): Add tree-swtch-conversion.o.
10852 * passes.c (init_optimization_passes): Add pass_convert_switch.
10853 * tree-pass.h: (pass_convert_switch): Add.
10854 * tree-switch-conversion.c: New file.
10855 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10856 * common.opt (ftree-cswtch): New option.
10857 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10858 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10859 * opts.c (decode_options): Set flag_tree_switch_conversion when
10860 optimization level is >= 2.
10861 * doc/invoke.texi (Optimize Options): Added description of
10862 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10864 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10866 * config/darwin-driver.c (darwin_default_min_version): Fix
10867 -Wc++-compat warnings.
10869 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10871 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10874 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10876 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10878 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10880 PR rtl-optimization/34744
10881 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10882 (df_scan_free_internal): Free data structures not
10883 allocated in storage pools.
10884 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10885 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10886 df_scan_free_mws_vec.
10887 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10890 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10892 * config/i386/i386.c (contains_aligned_value_p): Return true
10894 (ix86_function_arg_boundary): Return its natural boundary
10896 (return_in_memory_32): Don't check TDmode.
10897 (ix86_split_to_parts): Support splitting into 4 parts and
10898 support TFmode for 32bit target.
10899 (ix86_split_long_move): Support splitting into 4 parts.
10900 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10902 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10903 (ix86_init_builtins): Here.
10904 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10905 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10906 'q' and 'w', respectively.
10908 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10910 (movtf_internal): Likewise.
10911 (<code>tf2): Likewise.
10912 (*absnegtf2_sse): Likewise.
10913 (copysign<mode>3): Likewise.
10914 (copysign<mode>3_const): Likewise.
10915 (copysign<mode>3_var): Likewise.
10916 (define_split UNSPEC_COPYSIGN): Likewise.
10917 * config/i386/sse.md (*nandtf3): Likewise.
10918 (<code>tf3): Likewise.
10919 (*<code>tf3): Likewise.
10921 2008-06-30 Joey Ye <joey.ye@intel.com>
10922 H.J. Lu <hongjiu.lu@intel.com>
10924 * global.c (compute_regsets): Set frame_pointer_needed here.
10925 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10927 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10929 * doc/install.texi (specific): Expand Windows build notes.
10931 2008-06-30 Ira Rosen <irar@il.ibm.com>
10933 PR tree-optimization/36648
10934 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10935 number of prolog iterations by step. Fix the comment.
10937 2008-06-30 Richard Guenther <rguenther@suse.de>
10939 PR middle-end/36671
10940 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10941 handle calls from ECF_MALLOC functions.
10942 (handle_pure_call): ECF_MALLOC functions do not return
10944 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10946 2008-06-29 Andreas Schwab <schwab@suse.de>
10948 * config/m68k/m68k.c (print_operand): Always print a float
10950 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10951 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10954 * config/rs6000/x-linux64: Remove never used file.
10956 2008-06-29 Richard Guenther <rguenther@suse.de>
10958 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10960 (struct alias_info): Move ...
10961 * tree-ssa-alias.c: ... here.
10962 (update_alias_info): Declare.
10963 (compute_may_aliases): Call it.
10964 (update_alias_info): New function.
10965 * tree-ssa-structalias.c (update_alias_info): Move ...
10966 * tree-ssa-alias.c (update_alias_info_1): ... here.
10967 * tree-ssa-structalias.c (process_constraint_1): Remove
10968 unused from_call argument. Rename to ...
10969 (process_constraint): ... this. Delete old wrapper.
10970 (make_constraint_to): Adjust callers.
10971 (handle_const_call): Likewise.
10972 (handle_pure_call): Likewise.
10973 (init_base_vars): Likewise.
10974 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10975 (find_func_aliases): We don't need structure copies for
10977 (make_constraint_from_anything): Remove.
10978 (create_variable_info_for): For globals make constraints
10979 from escaped, not from anything.
10980 (compute_points_to_sets): Do not call update_alias_info.
10981 (ipa_pta_execute): Use make_constraint_from.
10983 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10985 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10986 (bitmap.o-warn, dominance.o-warn): New.
10987 * configure.ac (cxx_compat_warn): Delete.
10988 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10989 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10991 * configure: Regenerate.
10993 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10996 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10998 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10999 * df-scan.c (df_notes_rescan): Likewise.
11000 * ggc-page.c (set_page_table_entry): Likewise.
11001 * intl.c (gcc_gettext_width): Likewise.
11002 * varasm.c (get_unnamed_section, get_noswitch_section,
11003 get_section): Likewise.
11005 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
11007 * regrename.c (build_def_use): Don't copy RTX.
11009 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
11011 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
11012 (Type Attributes): Fix nesting of @table and @subsection. Adjust
11013 punctuation. Use @ref instead of @xref.
11014 (Function Names): Remove stray @display/@end display.
11015 (C++ Attributes): Use @ref instead of @xref.
11016 (Deprecated Features): Fix punctuation around @xref.
11017 (Backwards Compatibility): Likewise.
11018 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
11020 2008-06-28 Joseph Myers <joseph@codesourcery.com>
11022 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
11023 constants for E500 double.
11025 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11027 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
11028 element type of const_vector.
11030 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
11032 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
11033 Remove FLAGS_REG clobber from expander pattern.
11034 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
11035 (anddi3, andsi3, andhi3, andqi3): Ditto.
11036 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
11037 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
11038 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
11039 (ashlsi3, ashlhi3, ashlqi3): Ditto.
11040 (ashrsi3, ashrhi3, ashrqi3): Ditto.
11041 (lshrsi3, lshrhi3, lshrqi3): Ditto.
11042 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
11043 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
11045 2008-06-28 Richard Guenther <rguenther@suse.de>
11047 * tree-ssa-structalias.c (callused_id, var_callused,
11048 callused_tree): Add.
11049 (handle_pure_call): New function.
11050 (find_func_aliases): Call it.
11051 (find_what_p_points_to): Handle the call-used set.
11052 (clobber_what_escaped): Likewise.
11053 (compute_call_used_vars): New function.
11054 (init_base_vars): Init the call-used variable.
11055 (do_sd_constraint): Do not propagate the solution from CALLUSED
11056 but use CALLUSED as a placeholder.
11057 (solve_graph): Likewise.
11058 * tree-flow-inline.h (gimple_call_used_vars): New function.
11059 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
11060 (compute_call_used_vars): Declare.
11061 * tree-ssa-alias.c (set_initial_properties): Call
11062 compute_call_used_vars.
11063 (reset_alias_info): Clear call-used variables.
11064 (add_call_clobber_ops): Assert we are not called for const/pure
11065 functions. Remove handling of them.
11066 (add_call_read_ops): Handle pure functions by adding the
11067 call-used set of variables as VUSEs.
11068 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
11069 (delete_tree_ssa): Free it.
11070 * tree-dfa.c (remove_referenced_var): Clear the var from the
11073 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11075 * tree.c (build_varargs_function_type_list): New.
11076 (build_function_type_list_1): New.
11077 (build_function_type_list): Use build_function_type_list_1.
11078 * tree.h (build_varargs_function_type_list): New.
11080 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11083 * config/spu/spu.c (spu_builtin_splats): Do not generate
11084 invalid CONST_VECTOR expressions.
11085 (spu_expand_vector_init): Likewise.
11087 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11089 * optabs.c (libfunc_decls): New variable.
11090 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11091 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11092 for the same function twice.
11094 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11096 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11097 ix86_expand_binary_operator directly.
11098 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11100 (*ashrti3_1): Ditto.
11101 (*lshrti3_1): Ditto.
11102 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11103 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11104 using only one splitter. Conditionaly execute splitter before or
11105 after peephole2 pass.
11106 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11107 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11108 Use only one alternative in asm template.
11109 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11111 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11112 "J" operand constraint for operand 2.
11113 (*ashldi3_cconly_rex64): Ditto.
11114 (*ashrdi3_cmp_rex64): Ditto.
11115 (*ashrdi3_cconly_rex64): Ditto.
11116 (*lshrdi3_cmp_rex64): Ditto.
11117 (*lshrdi3_cconly_rex64): Ditto.
11118 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11119 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11120 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11123 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11125 * gimplify.c (omp_is_private): Don't return true if decl is not
11126 already private on #pragma omp for or #pragma omp parallel for.
11129 * tree-cfg.c (struct move_stmt_d): Replace block field with
11130 orig_block and new_block fields.
11131 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11132 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11133 (move_block_to_fn): Replace vars_map and new_label_map arguments
11134 with struct move_stmt_d pointer.
11135 (replace_block_vars_by_duplicates): New function.
11136 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11137 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11138 all subblocks of ORIG_BLOCK to the new function. Call
11139 replace_block_vars_by_duplicates.
11140 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11141 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11142 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11143 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11144 (expand_omp): Temporarily set input_location to the location of
11145 region's controlling stmt.
11146 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11147 BIND_EXPR, push ctx->block_vars and gimplification vars into
11148 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11149 into dest function.
11150 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11151 there are any BLOCK_VARS.
11152 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11153 OMP_PARALLEL or OMP_TASK stmt.
11154 (lower_omp): Save and restore input_location around the lower_omp_1
11157 2008-06-27 Richard Guenther <rguenther@suse.de>
11159 PR tree-optimization/36400
11160 PR tree-optimization/36373
11161 PR tree-optimization/36344
11162 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11163 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11164 (update_alias_info): Remove call clobbering code.
11165 (make_constraint_to): New helper function.
11166 (make_escape_constraint): Likewise.
11167 (handle_rhs_call): Use it on all pointer containing arguments.
11168 Also mark the static chain escaped.
11169 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11170 instead of ANYTHING.
11171 (make_constraint_from): New helper split out from ...
11172 (make_constraint_from_anything): ... here.
11173 (find_func_aliases): Add constraints for escape sites.
11174 (intra_create_variable_infos): Make constraints from NONLOCAL
11176 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11178 (clobber_what_p_points_to): Remove.
11179 (clobber_what_escaped): New function.
11180 (init_base_vars): Init NONLOCAL and ESCAPED.
11181 (do_sd_constraint): Do not propagate the solution from ESCAPED
11182 but use ESCAPED as a placeholder.
11183 (solve_graph): Likewise.
11184 * tree-flow.h (clobber_what_p_points_to): Remove.
11185 (clobber_what_escaped): Declare.
11186 * tree-ssa-alias.c (set_initial_properties): Call it.
11187 Remove code clobbering escaped pointers.
11189 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11191 * function.c (allocate_struct_function): Only allocate a unique
11192 funcdef_no if the decl is nonzero.
11194 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11196 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
11197 * config/mips/mips.c (mips_split_const_insns): New function.
11198 * config/mips/mips.md (move_type): New attribute.
11199 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
11200 (dword_mode): New attribute.
11201 (type): Avoid long line. Map "move_type"s to "type"s,
11202 choosing "multi" for doubleword moves if appropriate.
11203 Swap MTC/MFC comments to match their declaration order.
11204 (extended_mips16): Default to "yes" if "move_type" is "sll0",
11205 "type" is "branch" or "jal" is "direct".
11206 (length): Handle "extended_mips16" first. Make the default
11207 "0" for "ghost" instructions. Set the length from "move_type".
11208 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
11209 of "type", with "sll0" for the register alternative. Remove the
11210 "extended_mips16" attribute.
11211 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
11212 of "type", with "shift_shift" for the register alternative.
11213 Remove the "length" attribute.
11214 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
11215 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
11216 of "type", with "andi" for the register alternative.
11217 (*zero_extendqihi2): Likewise.
11218 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
11219 of "andi" instead of a "type" of "arith".
11220 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
11222 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
11223 (mov_<store>r, *mov<mode>_ra): Likewise.
11224 (extendsidi2): Use "move_type" instead of "type", with "move"
11225 for the register alternative.
11226 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
11227 of "type", with "signext" for the register alternative.
11228 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
11229 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
11230 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
11231 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
11232 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
11233 (unnamed branch insn): Likewise.
11234 (*movdi_gp32_fp64): Fold into...
11235 (*movdi_32bit): ...here.
11236 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
11237 (*movdf_hardfloat): ...this new pattern.
11238 (*movdf_softfloat): Remove redundant FPR alternatives.
11239 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
11240 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
11241 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
11242 the "move" attribute.
11243 (*movdi_32bit): Use "move_type" instead of "type" and remove the
11244 "length" attribute. Use "fpload" and "fpstore" instead of "load"
11245 and "store" for COP loads and stores.
11246 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
11247 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
11248 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
11249 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
11250 (*movtf_mips16, *movv2sf): Likewise.
11251 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
11252 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
11253 (mfhc1<mode>): Use "move_type" instead of "move".
11254 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
11255 (loadgp_blockage): Remove the "length" attribute.
11256 (blockage, set_got_version, update_got_version): Likewise.
11257 (call_internal): Remove the "extended_mips16" attribute.
11258 (call_value_internal, call_value_multiple_internal): Likewise.
11259 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
11261 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
11262 the "length" attribute.
11264 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11266 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
11267 -Wcast-qual warnings.
11268 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
11269 handle_pragma_pop_macro): Likewise.
11270 * collect2.c (resolve_lib_name): Likewise.
11271 * config/arc/arc.c (arc_init): Likewise.
11272 * config/arm/arm.c (neon_builtin_compare,
11273 locate_neon_builtin_icode): Likewise.
11274 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
11275 * config/bfin/bfin.c (bfin_init_machine_status,
11276 bfin_optimize_loop): Likewise.
11277 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
11278 * config/cris/cris.c (cris_init_expanders): Likewise.
11279 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
11280 * config/darwin.c (machopic_indirection_eq,
11281 machopic_indirection_name, machopic_output_indirection): Likewise.
11282 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
11283 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
11284 frv_optimize_membar): Likewise.
11285 * config/i386/cygwin.h (mingw_scan,
11286 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
11287 * config/i386/cygwin1.c (mingw_scan): Likewise.
11288 * config/i386/i386.c (machopic_output_stub): Likewise.
11289 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
11290 i386_pe_unique_section): Likewise.
11291 * config/ia64/ia64.c (ia64_init_machine_status,
11292 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
11294 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
11295 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
11296 * config/m68k/m68k.c (m68k_handle_option,
11297 m68k_sched_md_init_global): Likewise.
11298 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
11299 mcore_unique_section): Likewise.
11300 * config/mips/mips.c (mips_block_move_straight,
11301 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
11303 * config/mmix/mmix.c (mmix_init_machine_status,
11304 mmix_encode_section_info): Likewise.
11305 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
11306 * config/rs6000/rs6000.c (rs6000_init_machine_status,
11307 print_operand_address, output_toc, redefine_groups,
11308 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
11309 * config/s390/s390.c (s390_init_machine_status): Likewise.
11310 * config/score/score.c (score_block_move_straight,
11311 score_block_move_loop_body): Likewise.
11312 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
11313 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
11314 * emit-rtl.c (find_auto_inc): Likewise.
11315 * gcc.c (translate_options, process_command): Likewise.
11316 * reorg.c (dbr_schedule): Likewise.
11317 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
11318 * xcoffout.c (xcoffout_declare_function): Likewise.
11320 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
11322 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11323 ipa-pta working again.
11325 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11327 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11330 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11332 * config.gcc (powerpc*-*-*): Add new core e500mc.
11333 * config/rs6000/e500mc.md: New file.
11334 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11336 (rs6000_override_options): Add e500mc case to
11337 processor_target_table. Altivec and Spe options not allowed
11338 with e500mc. Add isel instruction to e500mc by
11339 default. Initialize rs6000_cost for e500mc.
11340 (rs6000_issue_rate): Set issue rate for e500mc.
11341 * config/rs6000/rs6000.h (processor_type): Add
11342 PROCESSOR_PPCE500MC.
11343 (ASM_CPU_SPEC): Add e500mc.
11344 Set TARGET_ISEL to rs6000_isel.
11345 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11346 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11347 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11349 * doc/invoke.texi: Add e500mc to list of cpus.
11351 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11354 * c-lex.c (lex_charconst): Initialize unsignedp.
11356 2008-06-27 Olivier Hainque <hainque@adacore.com>
11358 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11359 documented assumptions.
11361 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11363 * dwarf2out.c: Remove trailing white spaces. Break long line
11366 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11368 * libfuncs.h (LTI_synchronize): New libfunc_index.
11369 (synchronize_libfunc): Declare.
11370 * builtins.c (expand_builtin_synchronize): Consider using
11371 synchronize_libfunc before falling back on an asm blockage.
11372 * config/mips/mips.c: Include libfuncs.h
11373 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11375 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11377 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11378 parameter. Copy stack_reg to r11 where appropriate.
11379 (no_global_regs_above): Add gpr parameter.
11380 (rs6000_stack_info): Only add padding for SPE save area if we
11381 are saving SPE GPRs and CR.
11382 (saveres_routine_syms): New variable.
11383 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11385 (rs6000_savres_routine_sym): New function.
11386 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11388 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11389 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11390 Tweak FPR out-of-line saving.
11391 (rs6000_make_savres_rtx): New function.
11392 (rs6000_use_multiple_p): New function.
11393 (rs6000_savres_strategy): New function.
11394 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11395 out-of-line if appropriate.
11396 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11397 if we are optimizing for size.
11398 (GP_SAVE_INLINE): Define.
11399 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11400 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11401 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11402 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11403 (*save_fpregs_<mode>): Add use of r11.
11404 (*restore_gpregs_<mode>): New insn.
11405 (*return_and_restore_gpregs_<mode>): New insn.
11406 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11408 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11409 (*restore_gpregs_spe): New insn.
11410 (*return_and_restore_gpregs_spe): New insn.
11411 * config/rs6000/predicates.md (save_world_operation): Fix check.
11413 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11415 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11416 this point, so assert that.
11418 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11420 * cfganal.c: Include vec.h and vecprim.h.
11421 (compute_idf): Import from...
11422 * tree-into-ssa (compute_idf): ...here.
11423 * basic-block.h (compute_idf): Export.
11425 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11427 * c-decl.c (merge_decls): Use !current_function_decl to check for
11428 extern declaration of C99 inline function being at file scope.
11430 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11432 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11434 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11436 * alias.c (record_alias_subset, init_alias_analysis): Fix
11437 -Wc++-compat and/or -Wcast-qual warnings.
11438 * attribs.c (lookup_attribute_spec): Likewise.
11439 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11440 copy_bb, connect_traces,
11441 find_rarely_executed_basic_blocks_and_cr): Likewise.
11442 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11443 note_btr_set, migrate_btr_defs): Likewise.
11444 * builtins.c (result_vector, expand_builtin_memcpy,
11445 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11446 builtin_memset_read_str, expand_builtin_printf,
11447 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11449 * caller-save.c (mark_set_regs): Likewise.
11450 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11451 * cgraph.c (cgraph_edge): Likewise.
11452 * combine.c (likely_spilled_retval_1): Likewise.
11453 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11454 htab_counts_entry_del, get_coverage_counts): Likewise.
11455 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11456 new_cselib_val): Likewise.
11457 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11458 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11460 * df-core.c (df_compact_blocks): Likewise.
11461 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11462 * df-scan.c (df_grow_reg_info, df_ref_create,
11463 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11464 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11465 df_record_entry_block_defs, df_record_exit_block_uses,
11466 df_bb_verify): Likewise.
11467 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11468 DF_REF_EXTRACT_MODE_CONST): New.
11469 * dominance.c (get_immediate_dominator, get_dominated_by,
11470 nearest_common_dominator, root_of_dom_tree,
11471 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11472 -Wc++-compat and/or -Wcast-qual warnings.
11473 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11474 record_store, replace_read, check_mem_read_rtx, scan_insn,
11475 dse_step1, dse_record_singleton_alias_set): Likewise.
11476 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11478 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11480 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11481 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11482 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11483 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11484 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11485 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11486 file_name_acquire, output_file_names, add_const_value_attribute,
11487 premark_used_types_helper, file_table_eq, file_table_hash,
11488 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11489 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11490 -Wcast-qual warnings.
11491 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11492 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11493 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11494 gen_reg_rtx, start_sequence, init_emit): Likewise.
11495 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11496 * except.c (init_eh_for_function, gen_eh_region,
11497 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11498 arh_to_landing_pad, arh_to_label, add_action_record,
11499 add_call_site, switch_to_exception_section): Likewise.
11500 * expmed.c (synth_mult): Likewise.
11501 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11502 store_expr): Likewise.
11503 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11505 * function.c (assign_stack_temp_for_type,
11506 allocate_struct_function, match_asm_constraints_1): Likewise.
11507 * gcov-io.c (gcov_allocate): Likewise.
11508 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11509 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11510 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11511 record_one_set, insert_expr_in_table, insert_set_in_table,
11512 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11513 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11514 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11515 -Wcast-qual warnings.
11517 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11519 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11520 -Wcast-qual warnings.
11521 * gcc.c (process_command): Likewise.
11522 * genattrtab.c (oballoc): Use XOBNEW.
11523 (oballocvec): Define.
11524 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11525 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11526 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11527 -Wc++-compat and/or -Wcast-qual warnings.
11528 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11529 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11530 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11531 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11532 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11533 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11534 add_excls, process_presence_absence_names,
11535 process_presence_absence_patterns, add_presence_absence,
11536 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11537 get_free_state, add_arc, get_free_automata_list_el,
11538 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11539 transform_3, cache_presence, create_ainsns, create_automata,
11540 create_state_ainsn_table, dfa_insn_code_enlarge,
11541 output_trans_func, output_min_issue_delay_func,
11542 output_dead_lock_func, output_reset_func,
11543 output_get_cpu_unit_code_func, output_dfa_start_func,
11544 expand_automata): Likewise.
11545 * genextract.c (gen_insn): Likewise.
11546 * gengtype-lex.l: Likewise.
11547 * gengtype.c (read_input_list, adjust_field_type,
11548 process_gc_options): Likewise.
11549 * genoutput.c (note_constraint): Likewise.
11550 * genpreds.c (mangle, add_constraint): Likewise.
11551 * genrecog.c (process_define_predicate, new_decision,
11552 add_to_sequence): Likewise.
11553 * gensupport.c (record_insn_name): Likewise.
11555 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11557 * config/i386/driver-i386.c (detect_caches_amd,
11558 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11559 and/or -Wcast-qual warnings.
11560 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11561 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11562 gt_pch_save): Likewise.
11563 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11564 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11565 * global.c (compute_regsets): Likewise.
11566 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11567 finish_graph_dump_file): Likewise.
11568 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11569 unlink_bb_notes): Likewise.
11570 * integrate.c (get_hard_reg_initial_val): Likewise.
11571 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11572 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11573 * local-alloc.c (update_equiv_regs): Likewise.
11574 * loop-invariant.c (check_invariant_table_size,
11575 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11577 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11578 altered_reg_used, mark_altered): Likewise.
11579 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11580 insert_var_expansion_initialization,
11581 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11582 release_var_copies): Likewise.
11583 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11584 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11585 analyze_accesses_for_phi_node, check_var_notmodified_p,
11586 check_allocation_function, find_sites_in_func,
11587 record_all_accesses_in_func, transform_access_sites,
11588 transform_allocation_sites): Likewise.
11589 * omp-low.c (new_omp_region, create_omp_child_function_name,
11590 check_omp_nesting_restrictions, check_combined_parallel,
11591 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11592 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11593 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11594 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11596 * opts-common.c (prune_options): Likewise.
11597 * opts.c (add_input_filename, print_filtered_help,
11598 get_option_state): Likewise.
11599 * params.c (add_params): Likewise.
11600 * passes.c (set_pass_for_id, next_pass_1,
11601 do_per_function_toporder, pass_fini_dump_file): Likewise.
11602 * postreload.c (reload_cse_simplify_operands): Likewise.
11603 * predict.c (tree_predicted_by_p, tree_predict_edge,
11604 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11606 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11608 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11610 * recog.c (check_asm_operands, validate_change_1): Likewise.
11611 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11612 subst_asm_stack_regs): Likewise.
11613 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11614 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11615 * regmove.c (reg_is_remote_constant_p): Likewise.
11616 * regrename.c (regrename_optimize, scan_rtx_reg,
11617 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11619 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11620 regstat_compute_calls_crossed): Likewise.
11621 * reload1.c (init_reload, new_insn_chain,
11622 has_nonexceptional_receiver, reload, copy_reloads,
11623 calculate_needs_all_insns, init_elim_table): Likewise.
11624 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11625 * rtl.c (shallow_copy_rtx_stat): Likewise.
11626 * rtlanal.c (parms_set): Likewise.
11627 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11628 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11629 * sched-ebb.c (earliest_block_with_similiar_load,
11630 add_deps_for_risky_insns): Likewise.
11631 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11632 schedule_region): Likewise.
11633 * see.c (eq_descriptor_pre_extension,
11634 hash_descriptor_pre_extension, hash_del_pre_extension,
11635 eq_descriptor_properties, hash_descriptor_properties,
11636 hash_del_properties, see_seek_pre_extension_expr,
11637 see_initialize_data_structures, see_print_register_properties,
11638 see_print_pre_extension_expr, see_delete_merged_def_extension,
11639 see_delete_unmerged_def_extension, see_emit_use_extension,
11640 see_pre_delete_extension, see_map_extension, see_commit_changes,
11641 see_analyze_merged_def_local_prop,
11642 see_analyze_merged_def_local_prop,
11643 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11644 see_set_prop_merged_def, see_set_prop_unmerged_def,
11645 see_set_prop_unmerged_use, see_print_one_extension,
11646 see_merge_one_use_extension, see_merge_one_def_extension,
11647 see_store_reference_and_extension, see_update_uses_relevancy,
11648 see_update_defs_relevancy): Likewise.
11649 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11650 hash_statistics_free, curr_statistics_hash): Likewise.
11651 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11652 expand_asm_operands, expand_return, case_bit_test_cmp,
11653 expand_case): Likewise.
11654 * stor-layout.c (start_record_layout): Likewise.
11655 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11656 gt_pch_save_stringpool): Likewise.
11657 * tree-data-ref.c (hash_stmt_vertex_info,
11658 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11659 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11661 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11664 * config/i386/i386.md : Change constraints of HImode and QImode
11665 immediate operands from "i" to "n". Change SImode "ni" constraint to
11666 "i" and SImode "rmi" constraint to "g". Remove all constraints
11667 from const0_operand and const1_operand predicated operands.
11668 (i): Change QImode and HImode attribute from "i" to "n".
11669 (*subqi_2): Change HImode operands to QImode.
11672 2008-06-25 Olivier Hainque <hainque@adacore.com>
11674 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11677 2008-06-25 Richard Guenther <rguenther@suse.de>
11679 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11680 not overflow the result type.
11682 2008-06-25 Richard Guenther <rguenther@suse.de>
11684 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11685 (vn_lookup): Likewise.
11687 2008-06-25 Richard Guenther <rguenther@suse.de>
11689 PR tree-optimization/35518
11690 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11691 * tree-sra.c (instantiate_element): Use fold_build3 to build
11693 (try_instantiate_multiple_fields): Likewise.
11695 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11697 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11700 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11702 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11703 use_backchain_to_restore_sp to true
11704 if the offset of the link register save area would go over the 32k - 1
11705 offset limit of the load
11708 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11710 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11711 anchor for the type-punning blurb. Cross-reference "Structures
11712 unions enumerations and bit-fields implementation". Provide a
11713 cast-through-pointer example. Make final sentence self-contained.
11714 * doc/implement-c.texi (Structures unions enumerations and
11715 bit-fields implementation): Cross-reference the type-punning blurb
11716 in the -fstrict-aliasing documentation.
11718 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11720 PR middle-end/36594
11721 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11722 the memory instead of the memory itself for the save area.
11724 2008-06-24 Olivier Hainque <hainque@adacore.com>
11725 Nicolas Roche <roche@adacore.com>
11727 * gengtype.c (srcdir_len): size_t instead of int.
11728 (get_file_realbasename): New function. For F a filename, the real
11729 basename of F, with all the path components stripped.
11730 (get_file_srcdir_relative_path): New function. For F a filename, the
11731 relative path to F from $(srcdir).
11732 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11733 get_file_realbasename. Adjust the head comment.
11734 (get_prefix_langdir_index): New function. For F a filename, return the
11735 lang_dir_names[] relative index of the language directory that is
11737 (get_file_langdir): For F a filename, return the name of the language
11738 directory where F is located.
11739 (get_file_gtfilename): New function. The gt- output file name for an
11741 (get_output_file_with_visibility): Replace in-line computations with
11742 uses of get_file_gtfilename and get_prefix_langdir_index.
11743 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11745 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11747 PR tree-optimization/36504
11748 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11749 references without base address.
11751 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11753 PR middle-end/36584
11754 * calls.c (expand_call): Increase alignment for recursive functions.
11756 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11758 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11759 (TARGET_FUNCTION_VALUE): New define.
11760 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11761 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11763 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11765 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11766 (fmod<mode>3): Ditto.
11767 (remainderxf3): Ditto.
11768 (remainder<mode>3): Ditto.
11770 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11773 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11774 REG is a hard register.
11776 PR tree-optimization/36508
11777 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11778 499, don't check it at all in release compilers.
11780 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11782 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11783 together with SSE_TARGET_MATH to disable insn pattern.
11784 (*fop_<MODEF:mode>_2_i387): Ditto.
11785 (*fop_<MODEF:mode>_3_i387): Ditto.
11787 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11789 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11791 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11793 PR middle-end/34906
11794 * gimplify.c (gimplify_asm_expr): Check the return code of
11795 parse_output_constraint call, set function return and is_inout
11796 value if it failed.
11798 2008-06-22 Ian Lance Taylor <iant@google.com>
11800 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11801 (narrowest_signed_type): Likewise.
11802 * c-typeck.c (c_common_type): Change local variable mclass to enum
11804 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11805 tcc_comparison, not the tree code itself.
11806 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11807 (c_expand_expr): Cast modifier to enum expand_modifier.
11808 * c-common.h (C_RID_CODE): Add casts.
11809 (C_SET_RID_CODE): Define.
11810 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11811 (c_lex_one_token): Add cast to avoid warning.
11812 (c_parser_objc_type_name): Rename local typename to type_name.
11813 (check_no_duplicate_clause): Change code parameter to enum
11815 (c_parser_omp_var_list_parens): Change kind parameter to enum
11817 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11818 c_parser_omp_list_var_parens.
11819 (c_parser_omp_threadprivate): Likewise.
11820 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11821 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11822 * c-format.c (NO_FMT): Define.
11823 (printf_length_specs): Use NO_FMT.
11824 (asm_fprintf_length_specs): Likewise.
11825 (gcc_diag_length_specs): Likewise.
11826 (scanf_length_specs): Likewise.
11827 (strfmon_length_specs): Likewise.
11828 (gcc_gfc_length_specs): Likewise.
11829 (printf_flag_specs): Change 0 to STD_C89.
11830 (asm_fprintf_flag_specs): Likewise.
11831 (gcc_diag_flag_specs): Likewise.
11832 (gcc_cxxdiag_flag_specs): Likewise.
11833 (scanf_flag_specs): Likewise.
11834 (strftime_flag_specs): Likewise.
11835 (strfmon_flag_specs): Likewise.
11836 (print_char_table): Likewise.
11837 (asm_fprintf_char_table): Likewise.
11838 (gcc_diag_char_table): Likewise.
11839 (gcc_tdiag_char_table): Likewise.
11840 (gcc_cdiag_char_table): Likewise.
11841 (gcc_cxxdiag_char_table): Likewise.
11842 (gcc_gfc_char_table): Likewise.
11843 (scan_char_table): Likewise.
11844 (time_char_table): Likewis.
11845 (monetary_char_table): Likewise.
11846 * c-format.h (BADLEN): Likewise.
11848 2008-06-21 Ian Lance Taylor <iant@google.com>
11850 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11851 Define END_OF_BASE_TREE_CODES around inclusion.
11852 * tree.c (tree_code_type): New global array.
11853 (tree_code_length, tree_code_name): Likewise.
11854 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11855 $(lang_tree_files).
11856 (all-tree.def, s-alltree): New targets.
11857 (gencheck.h, s-gencheck): Remove.
11858 (tree.o): Depend upon all-tree.def.
11859 (build/gencheck.o): Remove gencheck.h dependency.
11860 (mostlyclean): Don't remove gencheck.h.
11861 * c-common.h (enum c_tree_code): Remove.
11862 * c-lang.c (tree_code_type): Remove.
11863 (tree_code_length, tree_code_name): Remove.
11864 * gencheck.c (tree_codes): Include all-tree.def, rather than
11865 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11867 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11869 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11870 (operator_name_info): Size to MAX_TREE_CODES.
11871 (assignment_operator_name_info): Likewise.
11872 * cp/cp-lang.c (tree_code_type): Remove.
11873 (tree_code_length, tree_code_name): Remove.
11874 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11875 (assignment_operator_name_info): Likewise.
11876 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11878 * cp/mangle.c (write_expression): Likewise.
11879 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11880 * fortran/f95-lang.c (tree_code_type): Remove.
11881 (tree_code_length, tree_code_name): Remove.
11882 * java/java-tree.h (enum java_tree_code): Remove.
11883 * java/lang.c (tree_code_type): Remove.
11884 (tree_code_length, tree_code_name): Remove.
11885 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11886 * objc/objc-act.h (enum objc_tree_code): Remove.
11887 * objc/objc-lang.c (tree_code_type): Remove.
11888 (tree_code_length, tree_code_name): Remove.
11889 * objcp/objcp-lang.c (tree_code_type): Remove.
11890 (tree_code_length, tree_code_name): Remove.
11891 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11892 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11893 * ada/misc.c (tree_code_type): Remove.
11894 (tree_code_length, tree_code_name): Remove.
11896 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11898 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11899 the grand_bitmap_obstack.
11901 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11903 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11904 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11905 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11906 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11907 move_stmt_r, new_label_mapper): Likewise.
11908 * tree-complex.c (cvc_lookup): Likewise.
11909 * tree-dfa.c (create_function_ann): Likewise.
11910 * tree-dump.c (dump_register): Likewise.
11911 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11912 find_phi_replacement_condition): Likewise.
11913 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11914 tree_function_versioning): Likewise.
11915 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11916 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11917 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11918 get_nonlocal_debug_decl, convert_nonlocal_reference,
11919 convert_nonlocal_omp_clauses, get_local_debug_decl,
11920 convert_local_reference, convert_local_omp_clauses,
11921 convert_nl_goto_reference, convert_nl_goto_receiver,
11922 convert_tramp_reference, convert_call_expr): Likewise.
11923 * tree-outof-ssa.c (contains_tree_r): Likewise.
11924 * tree-parloops.c (reduction_phi, initialize_reductions,
11925 eliminate_local_variables_1, add_field_for_reduction,
11926 add_field_for_name, create_phi_for_local_result,
11927 create_call_for_reduction_1, create_loads_for_reductions,
11928 create_stores_for_reduction, create_loads_and_stores_for_name):
11930 * tree-phinodes.c (allocate_phi_node): Likewise.
11931 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11932 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11933 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11934 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11935 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11936 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11937 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11938 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11939 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11940 vn_nary_op_insert): Likewise.
11941 * tree-ssa.c (redirect_edge_var_map_add,
11942 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11943 * tree-vectorizer.c (vectorize_loops): Likewise.
11944 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11945 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11946 tree_cons_stat, build1_stat, build_variant_type_copy,
11947 decl_init_priority_lookup, decl_fini_priority_lookup,
11948 decl_priority_info, decl_restrict_base_lookup,
11949 decl_restrict_base_insert, decl_debug_expr_lookup,
11950 decl_debug_expr_insert, decl_value_expr_lookup,
11951 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11952 type_hash_add, get_file_function_name, tree_check_failed,
11953 tree_not_check_failed, tree_range_check_failed,
11954 omp_clause_range_check_failed, build_omp_clause,
11955 build_vl_exp_stat): Likewise.
11956 * value-prof.c (gimple_histogram_value,
11957 gimple_duplicate_stmt_histograms): Likewise.
11958 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11959 unshare_variable, variable_union_info_cmp_pos, variable_union,
11960 dataflow_set_different_1, dataflow_set_different_2,
11961 vt_find_locations, variable_was_changed, set_variable_part,
11962 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11963 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11964 section_entry_hash, object_block_entry_eq,
11965 object_block_entry_hash, create_block_symbol,
11966 initialize_cold_section_name, default_function_rodata_section,
11967 strip_reg_name, set_user_assembler_name, const_desc_eq,
11968 build_constant_desc, output_constant_def, lookup_constant_def,
11969 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11970 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11971 default_internal_label): Likewise.
11972 * varray.c (varray_init, varray_grow): Likewise.
11973 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11975 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11977 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11978 operators for "test" insn. Macroize insn using SWI mode macro.
11979 (*jcc_fused_2): Ditto.
11980 (*jcc_fused_3): Macroize insn using SWI mode macro.
11981 (*jcc_fused_4): Ditto.
11983 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11985 * tree-ssa-pre.c: Fix typo in comment.
11986 (init_antic, fini_antic): Add explicit funtions for
11987 initializing and deinitializing ANTIC and AVAIL sets.
11988 (create_expression_by_pieces): Fix typo in comment.
11989 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11990 (execute_pre): Eventually dump details about ANTIC_IN.
11992 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11994 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11995 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11996 add_to_obstack, file_at_path, find_a_file, execute,
11997 add_preprocessor_option, add_assembler_option, add_linker_option,
11998 process_command, insert_wrapper, do_option_spec, do_self_spec,
11999 spec_path, do_spec_1, is_directory, main, used_arg,
12000 getenv_spec_function): Likewise.
12001 * tlink.c (symbol_hash_lookup, file_hash_lookup,
12002 demangled_hash_lookup, symbol_push, file_push, frob_extension):
12005 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12007 * doc/rtl.texi: Updated subreg section.
12009 2008-06-19 Jakub Jelinek <jakub@redhat.com>
12012 * cgraphunit.c (cgraph_process_new_functions): Don't clear
12013 node->needed and node->reachable.
12014 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
12015 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
12016 (expand_task_call): Don't call expand_task_copyfn.
12017 (expand_task_copyfn): Renamed to...
12018 (finalize_task_copyfn): ... this.
12020 2008-06-19 Jan Hubicka <jh@suse.cz>
12022 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
12023 clobbering framepointer.
12025 2008-06-19 Jan Hubicka <jh@suse.cz>
12027 * tree-optimize.c (execute_early_local_optimizations): Set
12028 cgraph_state only at first invocation.
12030 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12032 * system.h (-Wc++-compat): Activate as a warning, no an error.
12034 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12036 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
12037 instead of "#" in insn asm template.
12038 (*jcc_fused_2): Ditto.
12040 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12042 * config/i386/i386.h (ix86_tune_indices)
12043 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
12044 (TARGET_FUSE_CMP_AND_BRANCH): New define.
12045 * config/i386/i386.md (*jcc_fused_1): New insn pattern
12046 (*jcc_fused_2): Ditto.
12047 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
12048 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
12049 (print operand): Handle 'E' and 'e' code.
12051 2008-06-19 Anatoly Sokolov <aesok@post.ru>
12053 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
12054 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12055 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12057 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
12059 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
12061 (cgraph_expand_function): Use local copy of decl.
12062 (cgraph_expand_all_functions): Remove redundant initialization of
12064 (cgraph_optimize): Reword internal_error message.
12066 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
12068 * arm-protos.h (arm_return_in_memory): Remove public
12069 arm_return_in_memory() prototype.
12070 * arm.c (arm_return_in_memory): Add static prototype, add target
12071 hook macro, change definition and comments.
12072 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
12074 2008-06-19 Ben Elliston <bje@au.ibm.com>
12076 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12077 real.c: Remove references to IEEE 754R.
12078 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12079 * doc/libgcc.texi (Decimal float library routines): Likewise.
12081 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12083 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12084 (default_unwind_word_mode): Add prototype.
12085 * targhooks.c (default_unwind_word_mode): New function.
12086 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12087 instead of word_mode.
12088 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12089 (TARGET_INITIALIZER): Use it.
12091 * c-common.c (handle_mode_attribute): Support "unwind_word"
12093 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12095 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12096 word_mode to access SjLj_Function_Context member "data".
12097 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12098 conversion from targetm.eh_return_filter_mode () to
12099 targetm.unwind_word_mode () if they differ.
12101 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12102 (BT_FN_UNWINDWORD_PTR): New function type.
12103 (BT_FN_WORD_PTR): Remove.
12104 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12105 * except.c (expand_builtin_extend_pointer): Convert pointer to
12106 targetm.unwind_word_mode () instead of word_mode.
12108 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12109 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12110 (spu_unwind_word_mode): New function.
12111 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12112 (TARGET_UNWIND_WORD_MODE): Define.
12113 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12115 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12117 * config/spu/spu.c (reg_align): Remove.
12118 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12119 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12120 (spu_split_store): Likewise.
12122 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12124 * gcc/tree-vn.c: Fix typo in comment.
12126 2008-06-18 Jan Hubicka <jh@suse.cz>
12128 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12129 toplevel reorder too.
12131 2008-06-18 Jan Hubicka <jh@suse.cz>
12133 * c-opts.c (c_common_post_options): PCH is not compatible with
12135 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12136 -fno-toplevel-reorder by default now.
12138 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12140 PR documentation/30739
12141 * doc/install.texi (Prerequisites): Document dependency on awk.
12143 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12144 Ian Lance Taylor <iant@google.com>
12146 PR rtl-optimization/35604
12147 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12148 only want to change jump destinations, not eventual label comparisons.
12150 2008-06-16 Jan Hubicka <jh@suse.cz>
12152 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12154 (cgraph_analyze_function): Likewise.
12156 2008-06-16 Jan Hubicka <jh@suse.cz>
12158 * cgraph.h (cgraph_mark_if_needed): New function.
12159 * cgraphunit.c (cgraph_mark_if_needed): New function.
12160 * c-decl.c (duplicate_decl): Use it.
12162 2008-06-16 Jan Hubicka <jh@suse.cz>
12164 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12167 2008-06-16 Jan Hubicka <jh@suse.cz>
12169 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12171 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12172 Kazu Hirata <kazu@codesourcery.com>
12173 Maxim Kuvyrkov <maxim@codesourcery.com
12175 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12176 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12177 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12178 EXTRA_SPEC_FUNCTIONS.
12179 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12180 (DRIVER_SELF_SPECS): Adjust.
12181 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12182 * config/mips/st.h, config/mips/t-st: New.
12183 * config/mips/driver-native.c, config/mips/x-native: New.
12184 * doc/invoke.texi (MIPS): Document 'native' value for -march and
12187 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12189 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
12191 (ISA_HAS_FP_CONDMOVE): New macro.
12192 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
12193 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
12194 (ISA_HAS_NMADD3_NMSUB3): New macro.
12195 * config/mips/mips.c (mips_rtx_costs): Update.
12196 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
12197 compiling for ST Loongson 2E/2F.
12198 (madd<mode>): Rename to madd4<mode>. Update.
12199 (madd3<mode>): New pattern.
12200 (msub<mode>): Rename to msub4<mode>. Update.
12201 (msub3<mode>): New pattern.
12202 (nmadd<mode>): Rename to nmadd4<mode>. Update.
12203 (nmadd3<mode>): New pattern.
12204 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
12205 (nmadd3<mode>_fastmath): New pattern.
12206 (nmsub<mode>): Rename to nmsub4<mode>. Update.
12207 (nmsub3<mode>): New pattern.
12208 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
12209 (nmsub3<mode>_fastmath): New pattern.
12210 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
12212 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
12214 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
12215 (DF_REF_INSN_INFO): New.
12216 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
12217 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
12218 with a NULL DF_REF_INSN_INFO.
12219 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
12221 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
12222 DF_INSN_INFO_EQ_USES): New.
12223 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
12224 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
12225 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
12226 * df-core.c: Update comment for above changes.
12227 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
12228 DF_INSN_UID_* macros.
12229 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
12230 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
12231 insn rtx. Update all callers.
12232 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
12233 df_ref_create_structure, df_insn_refs_collect): Likewise.
12234 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
12235 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
12236 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
12237 macros to access the insn refs.
12238 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
12239 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
12240 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
12241 for accessing the refs.
12242 (try_fwprop_subst): Likewise.
12243 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
12244 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
12245 for accessing the refs.
12246 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
12247 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
12248 to look at the insn refs.
12249 (record_uses): Likewise.
12250 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
12252 (mark_artificial_uses): Don't mark_insn for artificial refs.
12253 (mark_reg_rependencies): Likewise.
12255 * doc/rtl.texi: Remove documentation of ADDRESSOF.
12257 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12259 * configure: Regenerate.
12261 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12263 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
12264 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12265 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12267 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12269 * config/avr/avr.c (avr_mcu_t): Add attiny167.
12270 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12271 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12273 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12275 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
12276 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12277 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12279 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12281 * tree-ssa-sccvn.c: Fix format of comments.
12283 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12285 * cgraph.c: Remove unneeded forward declarations of eq_node()
12288 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
12290 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
12292 (see_update_relevancy): Likewise.
12293 * fwprop.c (try_fwprop_subst): Likewise.
12294 * rtlanal.c (noop_move_p): Likewise.
12295 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
12296 notes to non-existing libcall blocks.
12297 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
12299 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
12300 (dead_libcall_p): Remove.
12301 (delete_trivially_dead_insns): Don't use it.
12302 * web.c (union_defs): Remove comment about keeping nops.
12303 * gcse.c (hash_scan_insn): Don't take libcall pointers.
12304 (compute_hash_table_work): Don't track libcall notes.
12305 (do_local_cprop): Don't take libcall pointers. Don't update
12307 (adjust_libcall_notes): Deleted.
12308 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
12309 ever have existed in the first place).
12310 (replace_store_insn): Don't try to remove libcall notes.
12311 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
12312 (resolve_reg_notes): Don't call them.
12313 (resolve_simple_move): Likewise.
12314 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
12315 Don't remove REG_RETVAL notes.
12316 * emit-rtl.c (try_split): Don't update libcall notes.
12317 (emit_copy_of_insn_after): Dito.
12318 * cselib.c (cselib_current_insn_in_libcall): Remove.
12319 (cselib_process_insn): Don't set/clear it.
12320 (new_elt_loc_list): Don't record it.
12321 (cselib_init): Don't initialize it.
12322 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12323 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12325 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12326 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12327 (init_deps): Don't initialize it.
12328 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12329 * combine.c (delete_noop_moves): Don't update libcall notes.
12330 (can_combine_p): Remove now pointless #if 0 block.
12331 (try_combine): Remove another obsolete #if 0 block.
12332 (distribute_notes): Don't distribute libcall notes.
12333 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12334 * dce.c (libcall_dead_p): Remove.
12335 (delete_unmarked_insns): Don't handle libcall blocks.
12336 (preserve_libcall_for_dce): Remove.
12337 (prescan_insns_for_dce): Don't special-case libcall block insns.
12338 * reload1 (reload): Don't handle libcall notes.
12339 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12342 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12344 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12345 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12346 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12348 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12350 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12351 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12352 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12354 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12356 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12358 2008-06-16 Ira Rosen <irar@il.ibm.com>
12360 PR tree-optimization/36493
12361 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12362 the arguments list. Use VECTYPE to create vector pointer.
12363 (vectorizable_store): Fail if accesses through a pointer to vectype
12364 do not alias the original memory reference operands.
12365 Call vect_create_data_ref_ptr without the removed argument.
12366 (vectorizable_load): Likewise.
12367 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12370 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12373 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12374 reg_equiv_constant.
12376 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12378 * config/mips/loongson2ef.md: New file.
12379 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12380 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12381 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12382 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12383 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12385 (loongson2ef.md): New include.
12386 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12387 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12388 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12389 (loongson_gt_<mode>, loongson_extract_halfword)
12390 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12391 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12392 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12393 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12394 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12395 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12396 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12397 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12398 (vec_interleave_low<mode>): Define type attribute.
12399 * config/mips/mips.c (mips_ls2): New static variable.
12400 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12401 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12402 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12403 Implement target scheduling hooks.
12404 (mips_multipass_dfa_lookahead): Update to handle tuning for
12406 (mips_sched_init): Initialize data for Loongson scheduling.
12407 (mips_ls2_variable_issue): New static function.
12408 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12410 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12411 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12412 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12413 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12414 Handle ST Loongson 2E/2F cores.
12415 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12417 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12419 * omp-low.c (extract_omp_for_data): Fix comment typo.
12422 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12424 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12425 FIXME note about gcc/config.guess.
12426 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12427 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12428 * doc/cppopts.texi: Likewise.
12429 * doc/extend.texi: Likewise.
12430 * doc/gcc.texi: Likewise.
12431 * doc/gccint.texi: Likewise.
12432 * doc/gcov.texi: Likewise.
12433 * doc/gty.texi: Likewise.
12434 * doc/hostconfig.texi: Likewise.
12435 * doc/install.texi: Likewise.
12436 * doc/invoke.texi: Likewise.
12437 * doc/loop.texi: Likewise.
12438 * doc/makefile.texi: Likewise.
12439 * doc/md.texi: Likewise.
12440 * doc/passes.texi: Likewise.
12441 * doc/tm.texi: Likewise.
12442 * doc/tree-ssa.texi: Likewise.
12443 * doc/trouble.texi: Likewise.
12445 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12446 Nathan Sidwell <nathan@codesourcery.com>
12447 Maxim Kuvyrkov <maxim@codesourcery.com>
12448 Richard Sandiford <rdsandiford@googlemail.com>
12450 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12451 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12452 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12454 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12455 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12456 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12458 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12459 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12460 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12461 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12462 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12463 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12464 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12465 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12466 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12467 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12468 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12469 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12470 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12471 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12472 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12473 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12474 (mips_builtins): Add Loongson builtins.
12475 (mips_loongson_2ef_bdesc): New.
12476 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12477 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12478 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12479 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12481 (mips_expand_vector_init): New.
12482 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12483 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12485 * config/mips/mips.md: Add unspec numbers for Loongson
12486 builtins. Include loongson.md.
12487 (MOVE64): Include Loongson vector modes.
12488 (SPLITF): Include Loongson vector modes.
12489 (HALFMODE): Handle Loongson vector modes.
12490 * config/mips/loongson.md: New.
12491 * config/mips/loongson.h: New.
12492 * config.gcc: Add loongson.h header for mips*-*-* targets.
12493 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12495 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12497 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12498 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12499 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12500 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12501 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12502 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12503 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12504 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12505 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12506 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12507 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12508 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12509 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12510 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12511 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12512 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12513 Remove use_fixproto=yes.
12514 (ia64*-*-hpux*): Remove comment about using fixproto.
12515 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12517 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12519 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12521 * configure: Regenerate.
12523 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12525 PR middle-end/36520
12526 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12527 before evaluating it.
12529 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12532 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12533 nested inline functions.
12534 (start_decl, start_function): Don't invert DECL_EXTERNAL
12535 for nested inline functions.
12537 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12539 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12540 splits that must be made for correctness.
12542 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12544 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12545 (AVAIL_NON_MIPS16): Likewise.
12546 (mips_builtin_description): Replace target_flags with a predicate.
12547 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12548 (dspr2_32): New availability predicates.
12549 (MIPS_BUILTIN): New macro.
12550 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12551 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12552 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12553 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12554 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12555 (mips_dsp_32only_bdesc): Merge into...
12556 (mips_builtins): ...this new array.
12557 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12558 (mips_init_builtins): Update after above changes.
12559 (mips_expand_builtin_1): Merge into...
12560 (mips_expand_builtin): ...here and update after above changes.
12562 2008-06-12 Paul Brook <paul@codesourcery.com>
12564 * longlong.h (__arm__): Define count_leading_zeros.
12565 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12566 (clzsi2, clzdi2): New functions.
12567 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12568 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12569 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12570 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12571 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12572 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12573 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12574 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12575 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12576 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12578 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12580 * config/m68k/m68k.c (m68k_tune_flags): New.
12581 (override_options): Compute m68k_tune_flags.
12582 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12583 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12585 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12587 PR middle-end/36506
12588 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12590 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12592 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12593 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12595 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12597 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12598 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12600 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12602 PR middle-end/36506
12603 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12606 2008-06-12 Richard Guenther <rguenther@suse.de>
12608 PR tree-optimization/36345
12609 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12610 add memory_tag_needed flag.
12611 (may_alias_p): Declare.
12612 * tree-ssa-alias.c (may_alias_p): Export.
12613 (set_initial_properties): Use memory_tag_needed flag.
12614 (update_reference_counts): Likewise.
12615 (reset_alias_info): Reset memory_tag_needed flag.
12616 (create_name_tags): Check memory_tag_needed flag.
12617 (dump_points_to_info_for): Dump it.
12618 * tree-ssa-structalias.c (struct variable_info): Remove
12619 directly_dereferenced flag.
12620 (new_var_info): Do not initialize it.
12621 (process_constraint_1): Do not set it.
12622 (update_alias_info): Set is_dereferenced flag.
12623 (set_uids_in_ptset): Use may_alias_p.
12624 (set_used_smts): Check memory_tag_needed flag.
12625 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12626 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12627 memory_tag_needed flag.
12628 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12629 from broken design.
12631 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12633 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12634 red zone for w64 abi.
12635 (ix86_expand_prologue): Likewise.
12636 (ix86_force_to_memory): Likewise.
12637 (ix86_free_from_memory): Likewise.
12639 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12642 * config/rs6000/rs6000.c (rs6000_override_options): Set
12643 rs6000_isel conditionally to the absence of comand line override.
12644 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12645 Remove duplicate rs6000_isel setting.
12646 * config/rs6000/eabispe.h: Ditto.
12648 2008-06-11 Richard Guenther <rguenther@suse.de>
12650 * alias.c (get_alias_set): Use the element alias-set for arrays.
12651 (record_component_aliases): For arrays and vectors do nothing.
12652 * c-common.c (strict_aliasing_warning): Handle the cases
12653 of alias set zero explicitly.
12654 * Makefile.in (dfp.o-warn): Add -Wno-error.
12656 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12658 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12660 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12661 tune_32 tune_64 to supported_defaults. Allow values not
12662 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12663 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12664 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12665 with_cpu_64 to generic for 64-bit-supporting configurations, not
12666 with_cpu. Remove FIXMEs.
12667 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12668 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12669 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12670 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12671 arch_32 and arch_64.
12673 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12674 Olivier Hainque <hainque@adacore.com>
12676 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12677 Use DECL_SIZE_UNIT to retrieve the size of the field.
12679 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12681 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12682 with function calls after declarations. Lay out
12683 neon_float_type_node before further use.
12685 2008-06-11 Richard Guenther <rguenther@suse.de>
12687 * tree-flow.h (may_point_to_global_var): Declare.
12688 * tree-ssa-alias.c (may_point_to_global_var): New function.
12689 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12691 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12693 * configure.ac: Teach that fido supports .debug_line.
12694 * configure: Regenerate.
12696 2008-06-10 Tom Tromey <tromey@redhat.com>
12698 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12701 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12703 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12704 (encode_decimal64, decode_decimal64, encode_decimal128,
12705 decode_decimal128): Reverse order of 32-bit parts of value if host
12706 and target endianness differ.
12708 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12710 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12711 Avoid division by 0.
12712 (tree_mod_pow2_value_transform): Likewise.
12713 (tree_ic_transform): Likewise.
12714 (tree_stringops_transform): Likewise.
12715 (tree_mod_subtract_transform): Likewise.
12716 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12717 (copy_edges_for_bb): Likewise.
12718 (initialize_cfun): Likewise.
12720 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12722 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12723 nonmemory_operand. Add "N" operand constraint.
12725 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12726 (*jcc_btsi_mask): Ditto.
12727 (*jcc_btsi_mask_1): Ditto.
12729 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12731 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12732 TYPE_CANONICAL for copied element type.
12734 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12737 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12738 Add m_CORE2 and m_GENERIC.
12739 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12740 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12742 (*jcc_btdi_rex64): New instruction and split pattern.
12743 (*jcc_btsi): Ditto.
12744 (*jcc_btsi_1): Ditto.
12745 (*btsq): Fix Intel asm dialect operand order.
12749 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12751 PR middle-end/36447
12752 * simplify-rtx.c (simplify_subreg): Add check for shift count
12755 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12757 * doc/md.texi: Synchronize with later constraints.md change.
12758 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12759 with a C implementation.
12760 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12762 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12763 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12764 when moving to and from MD_REGNUM.
12765 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12766 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12767 Handle byte and halfword moves.
12768 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12770 * config/mips/constraints.md (h): Turn into NO_REGS.
12771 (l, x): Update documentation.
12772 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12773 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12774 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12775 (HILO): New mode iterator.
12777 (any_div): New code iterator.
12778 (u): Extend code attribute to div and udiv.
12779 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12780 d_operand in the splitters. Remove redundant CONST_INT checks.
12781 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12782 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12783 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12784 accordingly, using normal moves instead of unspecs to move LO into
12785 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12786 (<u>mulsidi3): Handle expansion in C code.
12787 (<u>mulsidi3_32bit_internal): Rename to...
12788 (<u>mulsidi3_32bit): ...this.
12789 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12790 (*<u>mulsidi3_64bit): Rename to...
12791 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12792 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12793 to set LO and HI to the multiplication result. Use a normal move
12794 for MFLO and an unspec for MFHI.
12795 (*<u>mulsidi3_64bit_parts): Replace with...
12796 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12797 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12798 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12799 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12800 instead of HI. Split the instruction into a separate multiplication
12801 and MFHI if !TARGET_FIX_R4000.
12802 (<su>muldi3_highpart): Likewise.
12803 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12804 and the "=h" clobber.
12805 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12806 (<u>mulditi3): New expander.
12807 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12808 (madsi): Remove "=h" clobber.
12809 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12810 Force the modulus result to be a GPR and split the instruction into
12811 a division followed by an MFHI after reload.
12812 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12813 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12814 the MIPS16 HIGH define_split.
12815 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12816 of acc<->gpr moves to "multi".
12817 (*movdi_64bit): Replace the single "x" alternative with
12818 alternatives for moving into and out of "a".
12819 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12820 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12821 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12822 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12823 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12824 (movti): New expander.
12825 (*movti, *movti_mips16): New insns.
12826 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12827 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12828 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12829 * config/mips/predicates.md (fpr_operand): Delete.
12830 (d_operand): New predicate.
12832 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12834 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12835 failure on some Bourne shells.
12836 (x86_64-*-*): Ditto.
12838 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12840 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12842 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12844 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12845 (sparc-sun-solaris2*): Likewise.
12847 2008-06-09 Arnaud Charlet <charlet@adacore.com
12849 * doc/install.texi: Update requirements to build the Ada compiler.
12851 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12853 * df-scan.c (struct df_scan_problem_data): Remove the
12854 mw_link_pool alloc pool.
12855 (df_scan_free_internal): Don't free it.
12856 (df_scan_alloc): Don't allocate it.
12857 * df.h (struct df_link): Update comment.
12859 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12861 * except.h: Correct checks for when SJLJ exceptions must be used.
12863 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12865 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12868 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12870 PR tree-optimization/36218
12871 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12872 configure for the build system.
12873 (BUILD_LDFLAGS): Define.
12874 * configure: Regenerate.
12875 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12877 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12880 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12881 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12882 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12884 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12886 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12888 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12890 * config.gcc (Obsolete configurations): Remove list of
12892 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12893 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12894 targets matched by those patterns.
12895 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12896 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12897 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12898 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12899 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12900 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12901 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12902 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12903 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12904 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12905 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12906 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12907 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12908 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12909 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12910 Make code for Solaris 7 and greater unconditional for Solaris.
12911 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12912 Remove --with-* handling.
12913 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12914 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12915 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12916 LINK_OS_WINDISS_SPEC): Remove.
12917 * config/rs6000/sysv4.opt (mwindiss): Remove.
12918 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12919 * configure: Regenerate.
12920 * doc/cpp.texi: Don't mention BeOS.
12921 * doc/extend.texi (interrupt): Don't mention MS1.
12922 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12923 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12924 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12925 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12926 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12928 * doc/invoke.texi (MT Options): Remove.
12929 (-mwindiss): Remove.
12930 (CRIS Options): Remove cris-axis-aout references.
12931 (HPPA Options): Don't mention hppa1.1-*-pro.
12932 * doc/md.texi: (MorphoTech family): Remove.
12933 * libgcc2.c: Don't handle UWIN.
12934 * config/alpha/t-unicosmk: Remove.
12935 * config/alpha/unicosmk.h: Remove.
12936 * config/arm/kaos-arm.h: Remove.
12937 * config/arm/kaos-strongarm.h: Remove.
12938 * config/arm/strongarm-coff.h: Remove.
12939 * config/arm/strongarm-elf.h: Remove.
12940 * config/arm/strongarm-pe.h: Remove.
12941 * config/arm/t-strongarm-pe: Remove.
12942 * config/arm/t-xscale-coff: Remove.
12943 * config/arm/t-xscale-elf: Remove.
12944 * config/arm/xscale-coff.h: Remove.
12945 * config/arm/xscale-elf.h: Remove.
12946 * config/chorus.h: Remove.
12947 * config/cris/aout.h: Remove.
12948 * config/cris/aout.opt: Remove.
12949 * config/cris/t-aout: Remove.
12950 * config/i386/beos-elf.h: Remove.
12951 * config/i386/kaos-i386.h: Remove.
12952 * config/i386/ptx4-i.h: Remove.
12953 * config/i386/sco5.h: Remove.
12954 * config/i386/sco5.opt: Remove.
12955 * config/i386/sysv4-cpp.h: Remove.
12956 * config/i386/sysv5.h: Remove.
12957 * config/i386/t-beos: Remove.
12958 * config/i386/t-sco5: Remove.
12959 * config/i386/t-uwin: Remove.
12960 * config/i386/uwin.asm: Remove.
12961 * config/i386/uwin.h: Remove.
12962 * config/kaos.h: Remove.
12963 * config/mips/windiss.h: Remove.
12964 * config/mt: Remove directory.
12965 * config/pa/pa-osf.h: Remove.
12966 * config/pa/pa-pro-end.h: Remove.
12967 * config/pa/t-pro: Remove.
12968 * config/ptx4.h: Remove.
12969 * config/rs6000/beos.h: Remove.
12970 * config/rs6000/kaos-ppc.h: Remove.
12971 * config/rs6000/t-beos: Remove.
12972 * config/rs6000/windiss.h: Remove.
12973 * config/sh/kaos-sh.h: Remove.
12974 * config/sol2-6.h: Remove.
12975 * config/sparc/sol26-sld.h: Remove.
12976 * config/sparc/sysv4-only.h: Remove.
12977 * config/vax/bsd.h: Remove.
12978 * config/vax/t-memfuncs: Remove.
12979 * config/vax/ultrix.h: Remove.
12980 * config/vax/vaxv.h: Remove.
12981 * config/windiss.h: Remove.
12983 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12985 PR rtl-optimization/36438
12986 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12987 for vector shifts with constant scalar shift operands.
12989 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12991 * doc/invoke.texi: Document -march=xlr.
12992 * config/mips/xlr.md: New file.
12993 * config/mips/mips.md: Include it.
12995 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12996 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12997 (mips_rtx_cost_data): Likewise.
12999 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
13001 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
13002 PRE_INC and PRE_DEC cases.
13004 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13006 PR rtl-optimization/36419
13007 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
13008 the emitting jump insn.
13011 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
13012 is not bool, boolify the whole *expr_p and convert to the desired type.
13014 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13016 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
13017 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
13018 Add omp_private_outer_ref hook, add another argument to
13019 omp_clause_default_ctor hook.
13020 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
13021 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
13022 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
13023 hook_tree_tree_tree_tree_null.
13024 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
13025 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
13026 * hooks.c (hook_tree_tree_tree_tree_null): New function.
13027 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
13028 * tree.def (OMP_TASK): New tree code.
13029 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
13030 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
13031 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
13032 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
13033 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
13034 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
13035 OMP_CLAUSE_COLLAPSE_EXPR): Define.
13036 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13037 (OMP_DIRECTIVE_P): Add OMP_TASK.
13038 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
13039 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
13040 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
13041 and OMP_CLAUSE_UNTIED entries.
13042 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
13044 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13045 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
13046 * tree-pretty-print.c (dump_omp_clause): Handle
13047 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
13048 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13049 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
13050 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
13051 warning about unsigned iterators. Change decl/init/cond/incr
13052 arguments to TREE_VECs, check arguments for all collapsed loops.
13053 (c_finish_omp_taskwait): New function.
13054 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
13056 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
13057 default_function_array_conversion on init. Add par_clauses argument.
13058 If decl is present in parallel's lastprivate clause, change it to
13059 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
13060 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
13061 collapse count in clauses.
13062 (c_parser_omp_for, c_parser_omp_parallel): Adjust
13063 c_parser_omp_for_loop callers.
13064 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
13065 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
13066 (c_parser_omp_clause_name): Handle collapse and untied clauses.
13067 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
13069 (c_parser_omp_clause_schedule): Handle schedule(auto).
13070 Include correct location in the error message.
13071 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
13072 and PRAGMA_OMP_CLAUSE_UNTIED.
13073 (OMP_TASK_CLAUSE_MASK): Define.
13074 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13075 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13076 * tree-nested.c (convert_nonlocal_omp_clauses,
13077 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13078 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13079 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13080 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13082 (conver_nonlocal_reference, convert_local_reference,
13083 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13084 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13085 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13086 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13087 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13088 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13089 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13090 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13091 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13093 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13094 * c-common.h (c_finish_omp_taskwait): New prototype.
13095 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13096 * tree-parloops.c (create_parallel_loop): Create 1 entry
13097 vectors for OMP_FOR_{INIT,COND,INCR}.
13098 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13099 (make_edges): Handle OMP_TASK.
13100 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13101 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13102 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13103 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13104 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13105 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13106 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13107 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13108 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13109 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13110 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13111 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13112 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13113 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13114 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13115 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13116 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13117 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13118 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13119 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13120 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13121 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13122 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13123 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13124 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13125 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13126 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13127 original iterator is present in lastprivate clause or if
13128 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13129 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13130 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13131 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13132 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13133 if it is set, lookup var in outer contexts too. Handle
13134 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13135 to be implicitly determined firstprivate for task regions.
13136 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13137 if it is set, lookup var in outer contexts too. Set
13138 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13139 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13140 OMP_CLAUSE_UNTIED. Take region_type as last argument
13141 instead of in_parallel and in_combined_parallel.
13142 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13144 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13145 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13146 (new_omp_context): Set default_kind to
13147 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13148 (omp_region_type): New enum.
13149 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13150 fields, add region_type.
13151 (new_omp_context): Take region_type as argument instead of is_parallel
13152 and is_combined_parallel.
13153 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13154 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13155 ctx->is_combined_parallel checks.
13156 (gimplify_omp_task): New function.
13157 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13159 * omp-low.c (extract_omp_for_data): Use schedule(static)
13160 for schedule(auto). Handle pointer and unsigned iterators.
13161 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13162 Add loops argument. Extract data for collapsed OMP_FOR loops.
13163 (expand_parallel_call): Assert sched_kind isn't auto,
13164 map runtime schedule to index 3.
13165 (struct omp_for_data_loop): New type.
13166 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13167 Add loop, loops, collapse and iter_type fields.
13168 (workshare_safe_to_combine_p): Disallow combined for if
13169 iter_type is unsigned long long. Don't combine collapse > 1 loops
13170 unless all bounds and steps are constant. Adjust extract_omp_for_data
13172 (expand_omp_for_generic): Handle pointer, unsigned and long long
13173 iterators. Handle collapsed OMP_FOR loops. Adjust
13174 for struct omp_for_data changes. If libgomp function doesn't return
13175 boolean_type_node, add comparison of the return value with 0.
13176 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13177 pointer, unsigned and long long iterators. Adjust for struct
13178 omp_for_data changes.
13179 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13180 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
13181 unsigned long long. Allocate loops array, pass it to
13182 extract_omp_for_data. For collapse > 1 loops use always
13183 expand_omp_for_generic.
13184 (omp_context): Add sfield_map and srecord_type fields.
13185 (is_task_ctx, lookup_sfield): New functions.
13186 (use_pointer_for_field): Use is_task_ctx helper. Change first
13187 argument's type from const_tree to tree. Clarify comment.
13188 In OMP_TASK disallow copy-in/out sharing.
13189 (build_sender_ref): Call lookup_sfield instead of lookup_field.
13190 (install_var_field): Add mask argument. Populate both record_type
13191 and srecord_type if needed.
13192 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
13194 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
13195 and DECL_FIELD_OFFSET.
13196 (scan_sharing_clauses): Adjust install_var_field callers. For
13197 firstprivate clauses on explicit tasks allocate the var by value in
13198 record_type unconditionally, rather than by reference.
13199 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
13200 Use is_taskreg_ctx instead of is_parallel_ctx.
13201 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13202 (create_omp_child_function_name): Add task_copy argument, use
13203 *_omp_cpyfn* names if it is true.
13204 (create_omp_child_function): Add task_copy argument, if true create
13205 *_omp_cpyfn* helper function.
13206 (scan_omp_parallel): Adjust create_omp_child_function callers.
13207 Rename parallel_nesting_level to taskreg_nesting_level.
13208 (scan_omp_task): New function.
13209 (lower_rec_input_clauses): Don't run constructors for firstprivate
13210 explicit task vars which are initialized by *_omp_cpyfn*.
13211 Pass outer var ref to omp_clause_default_ctor hook if
13212 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
13213 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
13214 OMP_CLAUSE_REDUCTION_INIT.
13215 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
13216 avoid duplicate setting of fields. Handle
13217 OMP_CLAUSE_PRIVATE_OUTER_REF.
13218 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
13219 copy-out if TREE_READONLY, only copy-in.
13220 (expand_task_copyfn): New function.
13221 (expand_task_call): New function.
13222 (struct omp_taskcopy_context): New type.
13223 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
13225 (lower_omp_parallel): Rename to...
13226 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13227 Call create_task_copyfn if srecord_type is needed. Adjust
13229 (task_shared_vars): New variable.
13230 (check_omp_nesting_restrictions): Warn if work-sharing,
13231 barrier, master or ordered region is closely nested inside OMP_TASK.
13232 Add warnings for barrier if closely nested inside of work-sharing,
13233 ordered, or master region.
13234 (scan_omp_1): Call check_omp_nesting_restrictions even for
13235 GOMP_barrier calls. Rename parallel_nesting_level to
13236 taskreg_nesting_level. Handle OMP_TASK.
13237 (lower_lastprivate_clauses): Even if some lastprivate is found on a
13238 work-sharing construct, continue looking for them on parent parallel
13240 (lower_omp_for_lastprivate): Add lastprivate clauses
13241 to the beginning of dlist rather than end. Adjust for struct
13242 omp_for_data changes.
13243 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
13244 not after it. Handle collapsed OMP_FOR loops, adjust for
13245 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
13246 (get_ws_args_for): Adjust extract_omp_for_data caller.
13247 (scan_omp_for): Handle collapsed OMP_FOR
13248 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13249 (lower_omp_single_simple): If libgomp function doesn't return
13250 boolean_type_node, add comparison of the return value with 0.
13251 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
13252 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
13253 (parallel_nesting_level): Rename to...
13254 (taskreg_nesting_level): ... this.
13255 (is_taskreg_ctx): New function.
13256 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
13257 of is_parallel_ctx.
13258 (execute_lower_omp): Rename parallel_nesting_level to
13259 taskreg_nesting_level.
13260 (expand_omp_parallel): Rename to...
13261 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13262 Call omp_task_call for OMP_TASK regions.
13263 (expand_omp): Adjust caller, handle OMP_TASK.
13264 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
13266 * bitmap.c (bitmap_default_obstack_depth): New variable.
13267 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
13268 if argument is NULL and bitmap_default_obstack is already initialized.
13269 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
13271 * matrix-reorg.c (matrix_reorg): Likewise.
13273 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13275 * config/i386/i386.md (*indirect_jump): Macroize using P
13276 mode iterator. Remove !TARGET_64BIT from insn constraints.
13277 (*tablejump_1): Ditto.
13278 (*indirect_jump_rex64): Remove insn pattern.
13279 (*tablejump_1_rex64): Ditto.
13280 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
13281 and eh_return_si insn patterns.
13283 2008-06-06 Richard Guenther <rguenther@suse.de>
13285 * tree-ssa-structalias.c (merge_smts_into): Remove.
13286 (find_what_p_points_to): Do not bother to compute the
13287 points-to set for pt_anything pointers.
13288 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
13289 for pt_anything pointers is ok.
13291 2008-06-06 Jan Hubicka <jh@suse.cz>
13293 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
13295 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13297 * cgraph.c: Fix typos in comments.
13298 (cgraph_availability_names): Fix string typo.
13299 * fold-const.c: Fix typos in comments.
13300 (fold_binary): Fix typo in warning.
13301 * genautomata.c: Fix typos in comments.
13302 (check_presence_pattern_sets): Fix typo in local variable.
13303 (output_description): Fix typo in output.
13304 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
13305 * hwint.h: Likewise.
13306 * matrix-reorg.c (check_allocation_function): Likewise.
13307 * omega.c (smooth_weird_equations): Likewise.
13308 * auto-inc-dec.c: Fix typos in comments.
13309 * bb-reorder.c: Likewise.
13310 * builtins.c: Likewise.
13311 * c-common.c: Likewise.
13312 * c-cppbuiltin.c: Likewise.
13313 * c-parser.c: Likewise.
13314 * c-pretty-print.c: Likewise.
13315 * cfgcleanup.c: Likewise.
13316 * cfgexpand.c: Likewise.
13317 * cfghooks.c: Likewise.
13318 * cfglayout.c: Likewise.
13319 * cfgloopmanip.c: Likewise.
13320 * cgraphunit.c: Likewise.
13321 * coverage.c: Likewise.
13322 * dbxout.c: Likewise.
13323 * df-byte-scan.c: Likewise.
13324 * df-core.c: Likewise.
13325 * df-problems.c: Likewise.
13326 * df-scan.c: Likewise.
13328 * dominance.c: Likewise.
13329 * domwalk.c: Likewise.
13331 * dwarf2out.c: Likewise.
13332 * emit-rtl.c: Likewise.
13333 * et-forest.c: Likewise.
13334 * function.c: Likewise.
13335 * function.h: Likewise.
13337 * gcov-io.c: Likewise.
13338 * gcov.c: Likewise.
13339 * gcse.c: Likewise.
13340 * genattrtab.c: Likewise.
13341 * ggc-page.c: Likewise.
13342 * gimplify.c: Likewise.
13343 * gthr-lynx.h: Likewise.
13344 * haifa-sched.c: Likewise.
13345 * ipa-cp.c: Likewise.
13346 * ipa-inline.c: Likewise.
13347 * ipa-prop.h: Likewise.
13348 * ipa-pure-const.c: Likewise.
13349 * ipa-struct-reorg.c: Likewise.
13350 * ipa-struct-reorg.h: Likewise.
13351 * ipa-type-escape.c: Likewise.
13353 * loop-doloop.c: Likewise.
13354 * mips-tfile.c: Likewise.
13355 * mkmap-flat.awk: Likewise.
13356 * mkmap-symver.awk: Likewise.
13357 * modulo-sched.c: Likewise.
13358 * omp-low.c: Likewise.
13359 * optabs.c: Likewise.
13360 * optabs.h: Likewise.
13361 * opts.c: Likewise.
13362 * passes.c: Likewise.
13363 * postreload-gcse.c: Likewise.
13364 * postreload.c: Likewise.
13365 * predict.c: Likewise.
13366 * pretty-print.h: Likewise.
13367 * profile.c: Likewise.
13368 * protoize.c: Likewise.
13369 * ra-conflict.c: Likewise.
13370 * real.c: Likewise.
13371 * recog.c: Likewise.
13372 * regclass.c: Likewise.
13373 * regs.h: Likewise.
13374 * reload.c: Likewise.
13375 * rtl-error.c: Likewise.
13376 * rtlanal.c: Likewise.
13377 * scan.h: Likewise.
13378 * sched-rgn.c: Likewise.
13380 * stmt.c: Likewise.
13381 * target.h: Likewise.
13382 * tree-dfa.c: Likewise.
13383 * tree-eh.c: Likewise.
13384 * tree-flow-inline.h: Likewise.
13385 * tree-inline.c: Likewise.
13386 * tree-into-ssa.c: Likewise.
13387 * tree-loop-distribution.c: Likewise.
13388 * tree-nested.c: Likewise.
13389 * tree-parloops.c: Likewise.
13390 * tree-pass.h: Likewise.
13391 * tree-pretty-print.c: Likewise.
13392 * tree-profile.c: Likewise.
13393 * tree-scalar-evolution.c: Likewise.
13394 * tree-sra.c: Likewise.
13395 * tree-ssa-alias-warnings.c: Likewise.
13396 * tree-ssa-ccp.c: Likewise.
13397 * tree-ssa-coalesce.c: Likewise.
13398 * tree-ssa-dom.c: Likewise.
13399 * tree-ssa-dse.c: Likewise.
13400 * tree-ssa-forwprop.c: Likewise.
13401 * tree-ssa-live.c: Likewise.
13402 * tree-ssa-live.h: Likewise.
13403 * tree-ssa-loop-im.c: Likewise.
13404 * tree-ssa-loop-ivopts.c: Likewise.
13405 * tree-ssa-loop-niter.c: Likewise.
13406 * tree-ssa-loop-prefetch.c: Likewise.
13407 * tree-ssa-phiopt.c: Likewise.
13408 * tree-ssa-phiprop.c: Likewise.
13409 * tree-ssa-sccvn.c: Likewise.
13410 * tree-ssa-ter.c: Likewise.
13411 * tree-ssa-threadupdate.c: Likewise.
13412 * tree-ssa.c: Likewise.
13413 * tree-vect-analyze.c: Likewise.
13414 * tree-vect-transform.c: Likewise.
13415 * tree-vectorizer.c: Likewise.
13416 * tree-vn.c: Likewise.
13417 * tree-vrp.c: Likewise.
13418 * tree.c: Likewise.
13419 * tree.def: Likewise.
13420 * tree.h: Likewise.
13421 * unwind-dw2-fde.c: Likewise.
13422 * unwind.inc: Likewise.
13423 * value-prof.c: Likewise.
13424 * vmsdbgout.c: Likewise.
13426 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13428 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13429 always place FP constants in the TOC for TARGET_POWERPC64.
13430 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13432 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13434 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13435 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13436 enable for TARGET_E500_DOUBLE.
13437 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13438 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13439 floating-point modes like integer modes for E500 double.
13440 (rs6000_legitimate_offset_address_p): Likewise.
13441 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13442 addressing for DDmode for E500 double.
13443 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13444 modes as using 64-bits of registers for E500 double.
13445 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13446 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13447 specially for E500 double.
13448 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13449 TDmode for E500 double.
13450 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13451 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13452 (rs6000_split_multireg_move): Do not handle TDmode specially for
13454 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13455 using 64-bit registers for E500 double.
13456 (emit_frame_save): Do not handle DDmode specially for E500 double.
13457 (gen_frame_mem_offset): Likewise.
13458 (rs6000_function_value): Do not call spe_build_register_parallel
13459 for DDmode or TDmode.
13460 (rs6000_libcall_value): Likewise.
13461 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13462 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13465 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13467 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13470 2008-06-04 Junjie Gu <jgu@tensilica.com>
13472 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13473 comparison for frame pointers.
13475 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13478 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13480 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13483 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13484 register is already smaller or equal to required mode.
13486 2008-06-04 Xinliang David Li <davidxl@google.com>
13488 * tree-call-cdce.c: New file.
13489 (cond_dead_built_in_calls): New static variable.
13490 (input_domain): New struct.
13491 (check_pow): New function.
13492 (check_builtin_call): Ditto.
13493 (check_target_format): Ditto.
13494 (is_call_dce_candidate): Ditto.
13495 (gen_one_condition): Ditto.
13496 (gen_conditions_for_domain): Ditto.
13497 (get_domain): Ditto.
13498 (gen_conditions_for_pow_cst_base): Ditto.
13499 (gen_conditions_for_pow_int_base): Ditto.
13500 (gen_conditions_for_pow): Ditto.
13501 (get_no_error_domain): Ditto.
13502 (gen_shrink_wrap_conditions): Ditto.
13503 (shrink_wrap_one_built_in_call): Ditto.
13504 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13505 (tree_call_cdce): Ditto.
13506 (gate_call_cdce): Ditto.
13507 (pass_call_cdce): New gimple pass.
13508 * passes.c: (init_optimization_passes): New pass.
13509 * tree-pass.h: New pass declaration.
13510 * opts.c (decode_options): New flag setting.
13511 * common.opt: Add -ftree-builtin-call-dce flag.
13512 * Makefile.in: Add new source file.
13513 * tempvar.def: New tv_id.
13514 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13516 2008-06-04 Richard Guenther <rguenther@suse.de>
13518 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13519 (is_call_clobbered): Always check var_ann->call_clobbered.
13520 (mark_call_clobbered): Always set var_ann->call_clobbered.
13521 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13522 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13523 (reset_alias_info): Clear call clobbering info on MTAGs and
13525 (set_pt_anything): Set pt_global_mem.
13526 (create_tag_raw): Adjust comment.
13527 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13529 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13530 Maxim Kuvyrkov <maxim@codesourcery.com>
13532 * config/m68k/m68k.opt (mxgot): New option.
13533 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13534 (m68k_output_addr_const_extra): New.
13535 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13536 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13537 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13538 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13540 2008-06-04 Richard Guenther <rguenther@suse.de>
13542 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13543 negative or non-representable offsets.
13545 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13547 * config/i386/i386.c (ix86_gen_leave): New.
13548 (ix86_gen_pop1): Likewise.
13549 (ix86_gen_add3): Likewise.
13550 (ix86_gen_sub3): Likewise.
13551 (ix86_gen_sub3_carry): Likewise.
13552 (ix86_gen_one_cmpl2): Likewise.
13553 (ix86_gen_monitor): Likewise.
13554 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13555 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13556 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13557 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13558 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13559 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13560 (ix86_expand_epilogue): Updated.
13561 (print_operand): Handle integer register operand for 'z'.
13562 (ix86_expand_strlensi_unroll_1): Likewise.
13563 (ix86_expand_strlen): Likewise.
13564 (ix86_expand_builtin): Likewise.
13565 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13566 mov{q}/mov{l} and add{q}/add{l}.
13568 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13570 * config/i386/i386.md (P): New mode iterator.
13571 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13572 using P mode iterator.
13573 (DFmode push_operand splitter): Ditto.
13574 (XFmode push_operand splitter): Ditto.
13575 (DFmode float_extend SFmode push_operand splitter): Ditto.
13576 (XFmode float_extend SFmode push_operand splitter): Do not generate
13577 SImode pushes for 64bit target. Macroize Dimode and SImode
13578 pushes using P mode iterator.
13579 (XFmode float_extend DFmode push_operand splitter): Ditto.
13581 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13583 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13584 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13585 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13586 return type to int.
13587 (ix86_call_abi_override): Remove check for call_used_regs.
13589 2008-06-03 Richard Guenther <rguenther@suse.de>
13591 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13592 for the lhs of calls if the return type contains pointers.
13594 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13596 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13597 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13598 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13599 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13600 of cfun and DEFAULT_ABI to deceide abi mode.
13601 (DEFAULT_ABI): New.
13602 (REG_PARM_STACK_SPACE): Removed.
13603 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13604 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13605 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13606 (ix86_function_abi): Likewise.
13607 (ix86_function_type_abi): Likewise.
13608 (ix86_call_abi_override): Likewise.
13609 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13610 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13611 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13612 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13614 (X86_64_REGPARM_MAX): New.
13615 (X86_64_SSE_REGPARM_MAX): New.
13616 (X64_REGPARM_MAX): New.
13617 (X64_SSE_REGPARM_MAX): New.
13618 (X86_32_REGPARM_MAX): New.
13619 (X86_32_SSE_REGPARM_MAX): New.
13620 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13621 (ix86_function_regparm): Handle user calling abi.
13622 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13623 by DEFAULT_ABI versus SYSV_ABI check.
13624 (ix86_reg_parm_stack_space): New.
13625 (ix86_function_type_abi): New.
13626 (ix86_call_abi_override): New.
13627 (ix86_function_abi): New.
13628 (ix86_cfun_abi): New.
13629 (init_cumulative_args): Call abi specific initialization.
13630 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13631 (function_arg_64): Extend SSE_REGPARM_MAX check.
13632 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13633 (ix86_pass_by_reference): Likewise.
13634 (ix86_function_value_regno_p): Likewise.
13635 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13636 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13637 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13638 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13639 (setup_incoming_varargs_64): Adjust regparm for call abi.
13640 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13641 (ix86_va_start): Likewise.
13642 (ix86_gimplify_va_arg): Likewise.
13643 (ix86_expand_prologue): Likewise.
13644 (output_pic_addr_const): Likewise.
13645 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13646 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13647 (x86_output_mi_thunk): Likewise.
13648 (x86_function_profiler): Likewise.
13649 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13650 (SYSV_ABI, MS_ABI): New constants.
13651 (DEFAULT_ABI): New.
13652 (init_regs): Add prototype of function in regclass.c file.
13653 (OVERRIDE_ABI_FORMAT): New.
13654 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13655 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13656 (OUTGOING_REG_PARM_STACK_SPACE): New.
13657 (ix86_reg_parm_stack_space): New prototype.
13658 (CUMULATIVE_ARGS): Add call_abi member.
13659 (machine_function): Add call_abi member.
13660 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13661 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13663 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13666 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13667 (avr_builtin_setjmp_frame_value): New function.
13668 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13669 (nonlocal_goto): Define.
13671 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13673 * config/mips/mips.c (mips_emit_loadgp): Return early if
13674 there is nothing do to, otherwise emit a blockage if
13675 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13676 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13678 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13680 * configure.ac: Drop unneeded backslash ending up in config.in.
13681 * acinclude.m4: Likewise.
13682 * config.in: Regenerate.
13684 2008-05-26 Jan Hubicka <jh@suse.cz>
13686 * predict.c (maybe_hot_frequency_p): Break out of...
13687 (maybe_hot_bb_p): ... here.
13688 (maybe_hot_edge_p): New.
13689 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13690 * basic-block.h (maybe_hot_edge_p): Declare.
13692 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13694 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13695 (*cmpfp_<mode>_cc): Ditto.
13696 (*fp_jcc_8<mode>_387): Ditto.
13697 (*fop_<MODEF:mode>_2_i387): Ditto.
13698 (*fop_<MODEF:mode>_3_i387): Ditto.
13699 (*fop_xf_2_i387): Ditto.
13700 (*fop_xf_3_i387): Ditto.
13702 2008-06-02 Tomas Bily <tbily@suse.cz>
13704 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13706 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13708 * config/mips/mips.c (mips_valid_offset_p): New function.
13709 (mips_valid_lo_sum_p): Likewise.
13710 (mips_classify_address): Use them.
13711 (mips_force_address): New function.
13712 (mips_legitimize_address): Use it.
13713 * config/mips/mips.md (MOVE128): New mode iterator.
13714 (movtf): Require TARGET_64BIT. Remove empty strings.
13715 (*movtf_internal): Rename to...
13716 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13717 of "R" and use {,fp}{load,store} attributes instead of "multi".
13718 Use a separate define_split.
13719 (*movtf_mips16): New pattern.
13721 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13723 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13724 * config/mips/mips.c (mips_expand_before_return): New function.
13725 (mips_expand_epilogue): Call it.
13726 * config/mips/mips.md (return): Turn into a define_expand.
13727 (*return): New insn.
13729 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13731 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13732 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13733 functions. Do not emit uses and clobbers of CONCATs; individually
13734 use and clobber their operands.
13735 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13736 gen_clobber, emit_use and gen_use.
13737 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13738 (expand_builtin_return): Likewise.
13739 * cfgbuild.c (count_basic_blocks): Likewise.
13740 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13741 * explow.c (emit_stack_restore): Likewise.
13742 * expmed.c (extract_bit_field_1): Likewise.
13743 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13744 (emit_move_multi_word, store_constructor): Likewise.
13745 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13746 (thread_prologue_and_epilogue_insns): Likewise.
13747 * lower-subreg.c (resolve_simple_move): Likewise.
13748 * optabs.c (widen_operand, expand_binop): Likewise.
13749 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13750 * reload.c (find_reloads): Likewise.
13751 * reload1.c (eliminate_regs_in_insn): Likewise.
13752 * stmt.c (expand_nl_goto_receiver): Likewise.
13753 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13754 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13755 * config/arm/arm.c (arm_load_pic_register): Likewise.
13756 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13757 * config/arm/arm.md (untyped_return): Likewise.
13758 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13759 * config/avr/avr.c (expand_prologue): Likewise.
13760 * config/bfin/bfin.c (do_unlink): Likewise.
13761 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13762 * config/cris/cris.c (cris_expand_prologue): Likewise.
13763 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13764 (machopic_legitimize_pic_address): Likewise.
13765 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13766 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13767 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13768 (ix86_expand_convert_uns_didf_sse): Likewise.
13769 (ix86_expand_vector_init_general): Likewise.
13770 * config/ia64/ia64.md (eh_epilogue): Likewise.
13771 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13772 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13773 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13774 (config/iq2000/iq2000.c): Likewise.
13775 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13776 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13777 (builtin_longjmp): Likewise.
13778 * config/mn10300/mn10300.md (call, call_value): Likewise.
13779 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13780 * config/pdp11/pdp11.md (abshi2): Likewise.
13781 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13782 * config/s390/s390.c (s390_emit_prologue): Likewise.
13783 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13784 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13785 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13786 * config/sh/sh.c (prepare_move_operands): Likewise.
13787 (output_stack_adjust, sh_expand_epilogue): Likewise.
13788 (sh_set_return_address, sh_expand_t_scc): Likewise.
13789 * config/sparc/sparc.c (load_pic_register): Likewise.
13790 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13791 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13792 * config/v850/v850.c (expand_epilogue): Likewise.
13794 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13796 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13797 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13798 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13799 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13800 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13801 stack pointer register.
13802 (output_movhi): Remove code for interrupt specific writing to the
13803 stack pointer register.
13805 2008-05-31 Richard Guenther <rguenther@suse.de>
13807 PR tree-optimization/34244
13808 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13809 (tree_expr_nonzero_warnv_p): Likewise.
13810 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13811 ssa_name_nonnegative_p.
13812 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13813 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13814 not tree_expr_nonzero_warnv_p.
13816 PR tree-optimization/36262
13818 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13820 PR tree-optimization/34244
13821 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13822 (record_numbers_of_iterations): New function.
13823 (execute_vrp): Cache the numbers of iterations of loops.
13824 * tree-scalar-evolution.c (scev_reset_except_niters):
13826 (scev_reset): Use scev_reset_except_niters.
13827 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13829 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13831 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13832 __WORKAROUND_RETS when appropriate.
13834 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13836 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13837 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13839 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13840 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13841 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13842 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13843 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13844 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13845 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13846 *fop_df_1_sse insn patterns using MODEF mode iterator.
13847 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13848 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13849 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13850 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13851 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13852 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13853 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13854 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13855 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13856 (*fop_xf_5_i387): Ditto.
13857 (*fop_xf_6_i387): Ditto.
13859 2008-05-30 Richard Guenther <rguenther@suse.de>
13861 * builtins.c (build_string_literal): Avoid generating
13862 a non-gimple_val result.
13864 2008-05-30 DJ Delorie <dj@redhat.com>
13866 * exec-tool.in: Use an environment variable (private) instead of a
13867 file (shared) as a semaphore, so as to not break parallel builds.
13869 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13871 * optabs.c (maybe_encapsulate_block): Remove.
13872 (emit_libcall_block): Adjust accordingly.
13873 * optabs.h (maybe_encapsulate_block): Remove prototype.
13875 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13876 Don't use maybe_encapsulate_block.
13878 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13880 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13881 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13882 rtx is a SYMBOL_REF before calling get_pool_constant.
13884 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13886 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13888 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13890 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13891 rather than OS names to choose INO_T_EQ definition.
13892 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13893 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13895 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13898 * config/darwin-f.c: New.
13899 * config/t-darwin: Added rule to build darwin-f.o.
13900 * config.gcc: Defined new variable, fortran_target_objs.
13901 (*-*-darwin*): Set fortran_target_objs.
13902 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13903 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13904 * configure: Regenerated.
13906 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13909 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13910 canonical type if needed.
13912 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13914 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13916 2008-05-29 Richard Guenther <rguenther@suse.de>
13918 PR tree-optimization/36343
13919 PR tree-optimization/36346
13920 PR tree-optimization/36347
13921 * tree-flow.h (clobber_what_p_points_to): Declare.
13922 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13923 pointed-to variable is dereferenced is irrelevant to whether
13924 the pointer can access the pointed-to variable.
13925 (clobber_what_p_points_to): New function.
13926 * tree-ssa-alias.c (set_initial_properties): Use it.
13927 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13928 call clobber check for NMTs.
13930 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13932 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13933 for printing gcov_type.
13935 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13937 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13938 and the eh region information.
13939 * value-prof.c (gimple_move_stmt_histograms): New function.
13940 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13942 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13944 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13946 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13948 * value-prof.c (tree_ic_transform): Print counts.
13949 * tree-profile.c (tree_gen_ic_func_profiler):
13950 Clear __gcov_indreict_call_callee variable to avoid misattribution
13953 2008-05-28 Rafael EspÃndola <espindola@google.com>
13955 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13958 2008-05-28 Richard Guenther <rguenther@suse.de>
13960 PR tree-optimization/36339
13961 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13962 and clobbering code out of the loop.
13964 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13966 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13969 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13970 s390_contiguous_bitmask_p, s390_symref_operand_p,
13971 s390_check_symref_alignment, s390_reload_larl_operand,
13972 s390_reload_symref_address): New functions.
13973 (s390_branch_condition_mnemonic): Support compare and branch
13975 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13976 and 'W' constraints.
13977 (s390_secondary_reload): Add secondary reloads for unaligned
13978 symbol refs or symbol refs to floating point or QI/TI mode
13980 (legitimate_address_p): Accept symbol references as addresses.
13981 (s390_expand_insv): Use rotate and insert selected bits
13982 instruction for insv when building for z10.
13983 (print_operand_address): Handle symbol ref addresses.
13984 (print_operand): Output modifier 'c' added for signed byte values.
13985 (s390_encode_section_info): Mark symbol refs with
13986 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13988 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13989 (length attribute): RRF, RRR have 4 byte length.
13990 (FPALL, INTALL): New mode iterators added.
13991 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13992 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13993 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13994 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13995 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13996 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13997 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13998 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
14000 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
14001 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
14002 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
14003 reload<INTALL:mode><P:mode>_toreg_z10,
14004 reload<FPALL:mode><P:mode>_tomem_z10,
14005 reload<FPALL:mode><P:mode>_toreg_z10,
14006 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
14007 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
14008 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
14009 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
14011 (movmem, clrmem, cmpmem): New splitters added.
14013 * config/s390/predicates.md (larl_operand): Use
14014 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
14015 SYMBOL_REF_ALIGN1_P.
14016 (s390_signed_integer_comparison,
14017 s390_unsigned_integer_comparison): New predicates.
14019 * config/s390/s390-protos.h (s390_check_symref_alignment,
14020 s390_contiguous_bitmask_p, s390_reload_larl_operand,
14021 s390_reload_symref_address,
14022 s390_compare_and_branch_condition_mask): Prototypes added.
14024 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
14025 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
14026 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
14028 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14030 * config/s390/s390.c (z10_cost): New cost function for z10.
14031 (s390_handle_arch_option, override_options): Support -march=z10 switch.
14032 (s390_issue_rate): Adjust issue rate for z10.
14033 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
14034 (processor_flags): Add PF_Z10.
14035 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
14036 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
14037 * gcc/config.gcc: Add z10.
14039 2008-05-28 Richard Guenther <rguenther@suse.de>
14041 PR tree-optimization/36291
14042 * tree-flow. h (struct gimple_df): Remove var_anns member.
14043 * tree-flow-inline.h (gimple_var_anns): Remove.
14044 (var_ann): Simplify.
14045 * tree-dfa.c (create_var_ann): Simplify.
14046 (remove_referenced_var): Clear alias info from var_anns of globals.
14047 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
14048 (delete_tree_ssa): Clear alias info from var_anns of globals.
14049 Do not free var_anns.
14050 (var_ann_eq): Remove.
14051 (var_ann_hash): Likewise.
14053 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
14055 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
14056 and loongson2f entries.
14057 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
14058 * config/mips/mips.h (processor_type): Add Loongson-2E
14059 and Loongson-2F entries.
14060 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
14061 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
14062 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
14063 * doc/invoke.texi (MIPS Options): Document loongson2e
14064 and loongson2f processor names.
14066 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14070 * config/i386/i386.c (ix86_function_arg_boundary): Use
14071 alignment of canonical type.
14072 (ix86_expand_vector_move): Check unaligned memory access for
14075 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14077 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14078 Moved to the front of file.
14080 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14081 H.J. Lu <hongjiu.lu@intel.com>
14083 * dwarf2out.c (current_fde): New.
14085 (lookup_cfa:): Likewise.
14086 (dwarf2out_end_epilogue): Likewise.
14087 (dwarf2out_note_section_used): Likewise.
14089 2008-05-27 Michael Matz <matz@suse.de>
14092 * c.opt (Wenum-compare): New warning option.
14093 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14095 2008-05-27 Michael Matz <matz@suse.de>
14097 PR middle-end/36326
14098 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14100 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14101 into memory as tail calls.
14103 2008-05-27 Richard Guenther <rguenther@suse.de>
14105 PR tree-optimization/36339
14106 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14107 pointers cause all addressable variables to be call clobbered.
14109 2008-05-27 Richard Guenther <rguenther@suse.de>
14111 PR tree-optimization/36245
14112 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14114 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14116 * config/s390/s390.md: Replace all occurences of the 'm'
14117 constraint with 'RT'.
14119 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14121 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14123 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14125 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14126 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14127 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14129 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14131 * reload.c: (find_reloads): Skip alternatives according to the
14132 "enabled" attribute. Constify the constraint variable.
14133 * recog.c (get_attr_enabled): Add default implementation.
14134 (extract_insn): Set the alternative_enabled_p array
14135 in the recog_data struct.
14136 (preprocess_constraints, constrain_operands): Skip
14137 alternatives according to the "enabled" attribute
14138 * recog.h (struct recog_data): New field alternative_enabled_p.
14139 (skip_alternative): New inline function.
14140 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14141 (record_reg_classes): Skip alternative according to the
14142 "enabled" attribute.
14144 * doc/md.texi: Add documention for the "enabled" attribute.
14146 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14148 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14149 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14150 constraint with TARGET_MEM_CONSTRAINT.
14151 * recog.c (asm_operand_ok, preprocess_constraints,
14152 constrain_operands): Likewise.
14153 * regclass.c (record_reg_classes): Likewise.
14154 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14155 * reload1.c (maybe_fix_stack_asms): Likewise.
14156 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14157 * recog.h: Adjust comment.
14158 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14159 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14160 * doc/md.texi: Add a note to description of 'm' constraint.
14161 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14163 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14165 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14166 that the bitfield is of integral type before testing its precision.
14168 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14169 Sa Liu <saliu@de.ibm.com>
14171 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14172 __modti3, __udivti3, __umodti3 and __udivmodti4.
14173 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14174 that implement TImode mul and div functions.
14175 * config/spu/multi3.c: New. Implement __multi3.
14176 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14177 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14180 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
14182 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
14183 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
14184 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
14185 tls_sysv_suffix): New mode and mode attribute iterators.
14186 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
14187 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
14188 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
14189 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
14190 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
14193 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
14195 PR tree-optimization/36329
14196 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
14197 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
14198 * cgraphbuild.c (initialize_inline_failed): Use the latter
14199 macro in lieu of the former.
14200 * ipa-inline.c (cgraph_mark_inline): Likewise.
14201 (cgraph_decide_inlining_of_small_function): Likewise.
14202 (cgraph_decide_inlining): Likewise.
14203 (cgraph_decide_inlining_incrementally): Likewise.
14205 2008-05-26 Tristan Gingold <gingold@adacore.com>
14206 Anatoly Sokolov <aesok@post.ru>
14208 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
14209 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
14210 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
14211 optimization for 'avr6' architecture.
14213 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
14216 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14218 2008-05-26 Richard Guenther <rguenther@suse.de>
14220 * tree-ssa-sccvn.c (expr_has_constants): Declare.
14221 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
14223 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
14225 PR middle-end/36253
14226 * caller-save.c (insert_restore): Verify alignment of spill space.
14227 (insert_save): Likewise.
14228 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
14229 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
14230 (STACK_SLOT_ALIGNMENT): Likewise.
14231 * function.c (LOCAL_ALIGNMENT): Removed.
14232 (get_stack_local_alignment): New.
14233 (assign_stack_local): Use it. Set alignment on stack slot.
14234 (assign_stack_temp_for_type): Use get_stack_local_alignment.
14235 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
14236 (STACK_SLOT_ALIGNMENT): New.
14237 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
14238 stack slot in XFmode.
14240 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
14242 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
14245 * config/i386/i386.md (allocate_stack_worker_64): Make sure
14246 argument operand in rax isn't removed.
14248 2008-05-26 Richard Guenther <rguenther@suse.de>
14250 PR middle-end/36300
14251 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
14252 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
14254 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14257 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
14259 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
14261 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
14262 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
14264 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14266 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
14267 build a trampoline if we don't want one.
14268 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
14269 return zero for nested functions if we don't want a trampoline.
14271 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14273 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
14275 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14278 * c.opt: Removed undocumented option '-lang-fortran'.
14279 * c-common.h: Removed global variable 'lang_fortran'.
14280 * c-opts.c (c_common_handle_option): Removed code to handle
14281 option '-lang-fortran'. Updated includes.
14282 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
14283 definition of '__GFORTRAN__'.
14284 (define__GNUC__): Reimplemented to use BASEVER and
14285 cpp_define_formatted.
14286 (builtin_define_with_value_n): Removed.
14287 * c-incpath.h: Renamed to ...
14288 * incpath.h: ... this.
14289 * c-incpath.c: Renamed to ...
14290 * incpath.c: ... this. Updated includes.
14291 * fix-header.c: Updated includes.
14292 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
14293 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
14294 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
14296 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14298 * tree.h: Update the table of flags used on tree nodes.
14299 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
14300 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
14301 (FORCED_LABEL): Add access check.
14302 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
14303 (ASM_INPUT_P): Likewise.
14304 (ASM_VOLATILE_P): Likewise.
14305 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
14306 (OMP_SECTION_LAST): Access private_flag directly.
14307 (OMP_RETURN_NOWAIT): Likewise.
14308 (OMP_PARALLEL_COMBINED): Likewise.
14309 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
14310 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
14311 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
14312 deprecated_flag directly.
14314 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
14316 * final.c (frame_pointer_needed): Removed.
14317 * flags.h (frame_pointer_needed): Likewise.
14319 * function.h (rtl_data): Add frame_pointer_needed.
14320 (frame_pointer_needed): New.
14322 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14324 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14326 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14328 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14331 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14333 * c-common.c (strip_array_types): Move function to..
14335 (get_inner_array_type): Delete.
14336 * c-common.h (strip_array_types): Move declaration to..
14338 (get_inner_array_type): Delete.
14339 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14340 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14341 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14342 * config/pa/pa.c (emit_move_sequence): Likewise.
14344 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14346 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14349 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14351 * function.c: Include target hook for nonlocal_goto frame value.
14353 2008-05-24 Richard Guenther <rguenther@suse.de>
14355 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14356 variable can be only accessed through a pointer or a union.
14358 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14360 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14361 * doc/extend.texi: Likewise.
14363 2008-05-23 DJ Delorie <dj@redhat.com>
14365 * config/m32c/jump.md (untyped_call): Add.
14367 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14368 for A24 to PSImode.
14369 (m32c_address_cost): Detail costs for indirect offsets.
14371 2008-05-23 Rafael EspÃndola <espindola@google.com>
14373 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14374 if a node is a SUBREG.
14375 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14378 2008-05-23 Paul Brook <paul@codesourcery.com>
14379 Carlos O'Donell <carlos@codesourcery.com>
14381 * doc/extend.texi: Clarify use of __attribute__((naked)).
14382 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14383 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14384 * function.c (use_register_for_decl): Use
14385 targetm.calls.allocate_stack_slots_for_args.
14386 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14387 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14388 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14390 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14392 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14394 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14396 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14397 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14398 is only rounded once.
14400 2008-05-23 Richard Guenther <rguenther@suse.de>
14402 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14404 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14405 Jakub Jelinek <jakub@redhat.com>
14408 * configure.ac: Handle --enable-cld.
14409 * configure: Regenerated.
14410 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14411 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14412 (ix86_current_function_needs_cld): New define.
14413 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14414 (cld): New isns pattern.
14415 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14416 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14417 * config/i386/i386.opt (mcld): New option.
14418 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14419 TARGET_CLD and ix86_current_function_needs_cld.
14420 (override_options): Use -mcld by default for 32-bit code if
14423 * doc/install.texi (Options specification): Document --enable-cld.
14424 * doc/invoke.texi (Machine Dependent Options)
14425 [i386 and x86-64 Options]: Add -mcld option.
14426 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14428 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14429 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14430 (return_in_memory_64): Likewise.
14431 (return_in_memory_ms_64): Likewise.
14433 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14435 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14436 * builtins.c (fold_builtin_fpclassify): New.
14437 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14438 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14439 * c-common.c (handle_type_generic_attribute): Adjust to accept
14440 fixed arguments before an elipsis.
14441 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14442 * doc/extend.texi: Document __builtin_fpclassify.
14444 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14446 * omp-low.c (gate_expand_omp_ssa): Remove.
14447 (pass_expand_omp_ssa): Remove.
14448 (gate_expand_omp): Do not check for flag_openmp_ssa.
14449 * common.opt (-fopenmp-ssa): Remove.
14450 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14452 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14454 * config/sh/sh.opt (mfixed-range): New option.
14455 * config/sh/sh-protos.h (sh_fix_range): Declare.
14456 * config/sh/sh.c (sh_fix_range): New function.
14457 * config/sh/sh.h (sh_fixed_range_str): Declare.
14458 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14460 * doc/invoke.texi (SH Options): Document -mfixed-range.
14462 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14464 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14465 it before the redeclaration.
14467 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14469 * config/avr/avr.c (get_sequence_length): Add new function.
14470 (expand_prologue, expand_epilogue): Remove duplicate code.
14472 2008-05-22 Rafael EspÃndola <espindola@google.com>
14474 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14477 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14479 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14480 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14482 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14483 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14484 (vect_update_misalignment_for_peel): Likewise.
14485 (vector_alignment_reachable_p): Likewise.
14486 * tree-vect-transform.c (vectorizable_load): Likewise.
14487 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14488 (get_vectype_for_scalar_type): Pass mode of scalar_type
14489 to UNITS_PER_SIMD_WORD.
14491 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14492 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14493 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14494 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14495 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14497 2008-05-22 Ira Rosen <irar@il.ibm.com>
14499 PR tree-optimization/36293
14500 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14501 if the first load must be skipped because of a gap.
14503 2008-05-22 Richard Guenther <rguenther@suse.de>
14505 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14506 more cases of offset disambiguation that is possible if
14507 strict-aliasing rules apply.
14508 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14509 for basic offset and type-based disambiguation.
14511 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14513 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14514 ix86_expand_vector_set on V16QImode for SSE4.1.
14516 2008-05-21 Tom Tromey <tromey@redhat.com>
14518 * c.opt (Wimport): Mark as undocumented.
14519 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14521 (Warning Options): Likewise.
14522 * doc/cppopts.texi: Don't mention -Wimport.
14524 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14526 PR tree-optimization/36287
14527 PR tree-optimization/36286
14528 * lambda-code.c (build_access_matrix): Do not use the loop->num
14529 for computing the number of induction variables: use the loop depth
14532 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14535 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14536 option -f(no-)leading-underscore.
14538 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14540 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14541 GET_MODE_NUNITS (mode).
14543 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14545 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14546 (-mmulhw): Add 464 to description.
14547 (-mdlmzb): Likewise.
14548 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14549 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14551 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14552 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14553 * config/rs6000/rs6000.md: Update comments for 464.
14555 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14557 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14559 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14561 * config/i386/sse.md (vec_extractv4sf): Removed.
14562 (vec_extractv2df): Likewise.
14563 (vec_extractv2di): Likewise.
14564 (vec_extractv4si): Likewise.
14565 (vec_extractv8hi): Likewise.
14566 (vec_extractv16qi): Likewise.
14567 (vec_extract<mode>): New.
14569 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14571 * config/i386/sse.md (vec_setv4sf): Removed.
14572 (vec_setv2df): Likewise.
14573 (vec_setv2di): Likewise.
14574 (vec_setv4si): Likewise.
14575 (vec_setv8hi): Likewise.
14576 (vec_setv16qi): Likewise.
14577 (vec_set<mode>): New.
14579 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14581 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14582 goto for vec_concat and vec_interleave.
14584 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14586 * config/i386/sse.md (vec_initv4sf): Removed.
14587 (vec_initv2df): Likewise.
14588 (vec_initv2di): Likewise.
14589 (vec_initv4si): Likewise.
14590 (vec_initv8hi): Likewise.
14591 (vec_initv16qi): Likewise.
14592 (vec_init<mode>): New.
14594 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14596 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14598 2008-05-21 Tom Tromey <tromey@redhat.com>
14600 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14601 (zone_find_object_offset): Likewise.
14602 (gt_ggc_m_S): Likewise.
14603 (highest_bit): Likewise.
14604 * ggc-page.c (gt_ggc_m_S): New function.
14605 * stringpool.c (string_stack): Remove.
14606 (init_stringpool): Update.
14607 (ggc_alloc_string): Use ggc_alloc.
14608 (maybe_delete_ident): New function.
14609 (ggc_purge_stringpool): Likewise.
14610 (gt_ggc_m_S): Remove.
14611 * ggc-common.c (ggc_protect_identifiers): New global.
14612 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14613 ggc_protect_identifiers.
14614 * ggc.h (ggc_protect_identifiers): Declare.
14615 (gt_ggc_m_S): Update.
14616 (ggc_purge_stringpool): Declare.
14617 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14618 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14620 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14622 2008-05-21 David S. Miller <davem@davemloft.net>
14624 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14627 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14629 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14632 2008-05-20 David Daney <ddaney@avtrex.com>
14634 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14635 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14636 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14637 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14638 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14639 (atomic_hiqi_op): New define_code_iterator.
14640 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14641 mips_expand_compare_and_swap_12.
14642 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14643 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14644 (sync_<optab><mode>, sync_old_<optab><mode>,
14645 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14646 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14647 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14648 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14649 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14650 (test_and_set_12): New insn.
14651 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14652 sync_new_<optab><mode>, sync_old_nand<mode>,
14653 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14654 clobber to operand 0 for SI and DI mode insns.
14655 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14656 mips_gen_fn_4): New typedefs.
14657 (mips_gen_fn_ptrs): Define new union type.
14658 (mips_expand_compare_and_swap_12): Remove declaration.
14659 (mips_expand_atomic_qihi): Declare function.
14660 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14661 (mips_expand_atomic_qihi): ... this. Use new generator function
14663 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14664 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14665 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14666 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14667 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14668 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14669 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14670 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14671 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14672 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14675 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14677 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14680 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14682 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14683 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14684 (avr_attribute_table): Add 'OS_main' function attribute.
14685 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14686 functions with 'OS_main' attribute.
14688 2008-05-20 Richard Guenther <rguenther@suse.de>
14690 PR tree-optimization/35204
14691 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14692 helper, split out from ...
14693 (DFS): ... here. Make the DFS walk non-recursive.
14695 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14696 Jan Sjodin <jan.sjodin@amd.com>
14698 PR tree-optimization/36181
14699 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14700 (parallelize_loops): Don't parallelize when the loop has vector
14703 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14704 Sebastian Pop <sebastian.pop@amd.com>
14706 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14707 matrix, and never look at the tree representation of the memory
14709 (linear_transform_loops): Computes parameters and access matrices.
14710 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14712 (access_matrix_get_index_for_parameter): New.
14713 * tree-data-ref.h (struct access_matrix): New.
14714 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14715 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14716 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14717 am_vector_index_for_loop): New.
14718 (struct data_reference): Add field access_matrix.
14719 (DR_ACCESS_MATRIX): New.
14720 (compute_data_dependences_for_loop): Update declaration.
14721 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14722 * lambda.h (lambda_vector_vec_p): Declared.
14723 * lambda-code.c: Depend on pointer-set.h.
14724 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14725 av_for_af_base, av_for_af, build_access_matrix,
14726 lambda_compute_access_matrices): New.
14727 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14729 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14731 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14732 $SOURCEDIR/include.
14734 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14735 Sebastian Pop <sebastian.pop@amd.com>
14737 PR tree-optimization/36206
14738 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14740 (instantiate_scev_1): Rename flags to fold_conversions.
14741 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14742 outeside instantiation_loop.
14743 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14744 (evolution_function_is_affine_or_constant_p): Removed.
14745 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14747 (analyze_siv_subscript): Pass in the loop nest number.
14748 Call evolution_function_is_affine_in_loop instead of
14749 evolution_function_is_affine_p.
14750 (analyze_overlapping_iterations): Pass in the loop nest number.
14752 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14753 Sebastian Pop <sebastian.pop@amd.com>
14755 PR tree-optimization/36206
14756 * tree-chrec.h (chrec_fold_op): New.
14757 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14760 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14762 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14764 (remove_duplicates): Do not set inode on non-inode systems.
14767 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14769 * config.gcc (tm_file): Update comments about relative pathnames.
14771 2008-05-20 Richard Guenther <rguenther@suse.de>
14773 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14774 * tree-ssa-sccvn.c (process_scc): Likewise.
14775 * tree-ssa-sink.c (execute_sink_code): Likewise.
14776 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14777 * tree-vrp.c (process_assert_insertions): Likewise.
14778 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14779 (perform_tree_ssa_dce): Likewise.
14780 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14781 (dump_dominator_optimization_stats): Likewise.
14782 * tree-vectorizer.c (vectorize_loops): Likewise.
14784 2008-05-20 Richard Guenther <rguenther@suse.de>
14786 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14788 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14790 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14791 (ix86_i386elf_return_in_memory): Likewise.
14792 (ix86_i386interix_return_in_memory): Likewise.
14793 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14794 (SUBTARGET_RETURN_IN_MEMORY): New.
14795 * config/i386/i386elf.h: Likewise.
14796 * config/i386/ptx4-i.h: Likewise.
14797 * config/i386/sol2-10.h: Likewise.
14798 * config/i386/sysv4.h: Likewise.
14799 * config/i386/vx-common.h: Likewise.
14800 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14801 * config/i386/i386.c (ix86_return_in_memory): Made static and
14802 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14803 (ix86_i386elf_return_in_memory): Removed.
14804 (ix86_i386interix_return_in_memory): Removed.
14805 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14806 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14808 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14810 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14812 2008-05-19 Xinliang David Li <davidxl@google.com>
14814 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14816 * common.opt: Ditto.
14817 * doc/invoke.texi: Ditto.
14819 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14821 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14822 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14824 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14826 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14827 sizes of operand array from 8/4 to 4/2.
14828 (ix86_expand_vector_init_general): Change size of operand array
14829 from 32 to 16. Remove op0, op1 and half_mode.
14831 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14833 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14834 (ix86_expand_vector_init_interleave): Likewise.
14835 (ix86_expand_vector_init_general): Use them. Assert
14836 word_mode == SImode when n_words == 4.
14838 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14840 * config/i386/i386.c (ix86_secondary_reload): New static function.
14841 (TARGET_SECONDARY_RELOAD): New define.
14842 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14843 * config/i386/i386.md (reload_outqi): Remove.
14845 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14847 PR middle-end/35509
14848 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14849 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14850 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14851 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14852 (fold_builtin_1): Likewise.
14853 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14854 c-common.c (check_builtin_function_arguments): Handle
14855 BUILT_IN_ISINF_SIGN.
14856 * doc/extend.texi: Document __builtin_isinf_sign.
14857 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14859 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14861 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14862 EH cleanup at the end of the pass, search for those that have been
14863 turned into forwarder blocks and do the cleanup on their successor.
14865 2008-05-18 Richard Guenther <rguenther@suse.de>
14867 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14868 pointers to sizetype and vice versa.
14870 2008-05-18 Xinliang David Li <davidxl@google.com>
14872 * gcc/tree-ssa-dce.c: Coding style fix.
14873 (check_pow): Documentation comment.
14874 (check_log): Documenation comment. Coding style fix.
14875 (is_unnecessary_except_errno_call): Ditto.
14876 (gen_conditions_for_pow): Ditto.
14877 (gen_conditions_for_log): Ditto.
14878 (gen_shrink_wrap_conditions): Ditto.
14879 (shrink_wrap_one_built_in_calls): Ditto.
14880 * gcc/doc/invoke.texi: Better documentation string.
14881 * ChangeLog: Fix wrong change log entries from
14882 May 17 checkin on function call DCE.
14884 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14886 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14888 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14890 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14891 * df-problems.c (simulation routines): Fixed block comment to
14892 properly say how to add forwards scanning functions.
14894 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14896 * tree-inline.c (setup_one_parameter): Remove dead code.
14898 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14900 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14901 a BIT_AND_EXPR only for an INTEGER_TYPE.
14903 2008-05-17 Xinliang David Li <davidxl@google.com>
14905 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14906 (check_pow, check_log, is_unnecessary_except_errno_call): New
14907 functions to check for eliminating math functions that are pure
14908 except for setting errno.
14909 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14910 general condition expressions for shrink-wrapping pow/log calls.
14911 (gen_shrink_wrap_conditions): Ditto.
14912 (shrink_wrap_one_built_in_call): Ditto.
14913 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14914 (mark_operand_necessary): If debugging, output if OP is necessary.
14915 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14917 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14919 * gcc/common.opt: New user flag -ftree-builtin-dce.
14920 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14922 2008-05-16 David S. Miller <davem@davemloft.net>
14924 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14925 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14927 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14930 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14932 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14934 * ifcvt.c (dead_or_predicable): Rename
14935 df_simulate_one_insn_backwards to df_simulate_one_insn.
14936 * recog.c (peephole2_optimize): Ditto.
14937 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14939 * df.h: Rename df_simulate_one_insn_backwards to
14940 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14941 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14942 scanning of defs and uses.
14943 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14944 (df_simulate_one_insn_forwards): Removed.
14946 2008-05-16 Doug Kwan <dougkwan@google.com>
14948 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14950 (real_from_string): Handle NaNs and Inf as approriate.
14952 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14954 * doc/gty.texi (Source Files Containing Type Information): Note
14955 that headers should appear first in the gtfiles list.
14957 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14959 * tree.def (COND_EXEC): Properly documented this code.
14961 2008-05-16 Diego Novillo <dnovillo@google.com>
14963 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14964 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14967 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14969 * tree-ssa-dse (max_stmt_uid): Removed.
14970 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14971 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14972 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14973 * function.h (cfun.last_stmt_uid): New field.
14974 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14975 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14977 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14978 (create_stmt_ann): Initialize the ann->uid field.
14979 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14981 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14983 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14985 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14986 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14987 (init_empty_tree_cfg): Call it.
14989 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14991 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14994 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14996 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14997 * tree-dump.c (dump_options): New verbose option.
14998 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
15000 * tree-pass.h (TDF_VERBOSE): New dump flag.
15001 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
15002 (tree-flow.h): Added include.
15003 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
15005 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
15007 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
15009 From Jie Zhang <jie.zhang@analog.com>
15010 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15011 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
15012 mcpu=bf561-none and mcpu=bf561-0.2.
15013 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15014 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15015 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15016 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15017 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
15018 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
15019 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
15021 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
15022 (cputype_selected): Remove.
15023 (bfin_handle_option): Don't use cputype_selected.
15024 (override_options): When no mcpu option, enable all workarounds.
15025 Don't use bfin_workarounds.
15026 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
15028 (DEFAULT_CPU_TYPE): Don't define.
15030 2008-05-16 Richard Guenther <rguenther@suse.de>
15032 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
15033 on deletion of the last stmt.
15035 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15037 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
15038 V8HImode for SSE2 and V16QImode for SSE4.1.
15040 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15042 * cgraph.h (compute_inline_parameters): Made public.
15043 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
15044 variable_generate_summary, function_write_summary,
15045 variable_write_summary, variable_read_summary. Added generate_summary,
15046 write_summary, read_summary.
15047 * cgraphunit.c (cgraph_process_new_functions): Changed call from
15048 pass_ipa_inline.function_generate_summary, to
15049 compute_inline_parameters.
15050 * ipa-inline.c (compute_inline_parameters): Made public and added
15052 (compute_inline_parameters_for_current): New function.
15053 (pass_inline_param): Now calls compute_inline_parameters_for_current.
15054 (inline_generate_summary): Removed parameter and made to loop over
15056 (pass_ipa_inline): Updated for new IPA_PASS structure.
15057 * passes.c (execute_ipa_summary_passes): Now is called once per
15058 pass rather than once per node*pass.
15060 2008-05-15 Anatoly Sokolov <aesok@post.ru>
15062 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
15063 avr_have_mul_p, avr_asm_only_p): Remove variables.
15064 (avr_override_options): Remove initialization of removed variables.
15065 (avr_file_start): Convert removed variables to fields of
15066 'struct base_arch_s *avr_current_arch'.
15067 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
15068 (AVR_HAVE_MUL): (Ditto.).
15069 (AVR_HAVE_MOVW): (Ditto.).
15070 (AVR_HAVE_LPMX): (Ditto.).
15071 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
15072 avr_asm_only_p): Remove declaration.
15074 2008-05-15 Diego Novillo <dnovillo@google.com>
15076 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15077 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15079 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15081 PR middle-end/36194
15082 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15083 Don't call record_truncated_value from here.
15084 (record_truncated_value): Turn it into a for_each_rtx callback.
15085 (record_truncated_values): New function.
15086 (combine_instructions): Call note_uses with record_truncated_values.
15087 Change name of check_conversion to check_promoted_subreg.
15089 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15091 * doc/sourcebuild.texi: Document support for torture tests.
15093 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15095 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15096 to alternative 4 of operand 2.
15098 2008-05-15 Richard Guenther <rguenther@suse.de>
15100 * tree-pass.h (current_pass): Declare.
15101 (get_pass_for_id): Likewise.
15102 * passes.c (passes_by_id, passes_by_id_size): New globals.
15103 (set_pass_for_id): New function.
15104 (get_pass_for_id): Likewise.
15105 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15106 (execute_function_todo): Flush per function statistics.
15107 * toplev.c (compile_file): Init statistics.
15108 (general_init): Do early statistics initialization.
15109 (finalize): Finish statistics.
15110 * statistics.h (statistics_early_init): Declare.
15111 (statistics_init): Likewise.
15112 (statistics_fini): Likewise.
15113 (statistics_fini_pass): Likewise.
15114 (statistics_counter_event): Likewise.
15115 (statistics_histogram_event): Likewise.
15116 * statistics.c: New file.
15117 * Makefile.in (OBJS-common): Add statistics.o.
15118 (statistics.o): Add dependencies.
15119 * doc/invoke.texi (-fdump-statistics): Document.
15121 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15122 (insert): Likewise.
15123 (execute_pre): Use statistics_counter_event.
15124 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15125 (substitute_and_fold): Increment it. Use statistics_counter_event.
15127 2008-05-15 Diego Novillo <dnovillo@google.com>
15129 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15131 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15132 * tree-ssa-alias.c (new_type_alias): Remove references to
15133 sub-variables from comment.
15134 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15136 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15138 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15139 attribute to 1 only for insertps alternative.
15141 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15143 * config/bfin/bfin.md (loadbytes): New pattern.
15144 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15145 (bfin_init_builtins): Initialize it.
15146 (bdesc_1arg): Add it.
15148 2008-05-15 Sa Liu <saliu@de.ibm.com>
15150 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15151 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15152 * testsuite/lib/target-supports.exp: Add
15153 check_effective_target_fortran_integer_16.
15155 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15157 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15158 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15159 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15160 (TARGET_RETURN_IN_MEMORY): Define.
15162 2008-05-15 Richard Guenther <rguenther@suse.de>
15164 PR middle-end/36244
15165 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15166 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15167 represent unmodifiable vars.
15169 2008-05-15 Richard Guenther <rguenther@suse.de>
15171 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15172 INDIRECT_REF and TARGET_MEM_REF.
15173 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15176 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15177 H.J. Lu <hongjiu.lu@intel.com>
15179 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15180 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
15181 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
15182 insn alternatives. Add missing alternatives.
15183 (*vec_concatv2di_rex64_sse4_1): Likewise.
15184 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
15185 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
15186 Require TARGET_SSE.
15188 2008-05-15 Richard Guenther <rguenther@suse.de>
15190 PR tree-optimization/36009
15191 PR tree-optimization/36204
15192 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
15193 (determine_invariantness_stmt): Record the loop a store is
15194 always executed in.
15195 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
15198 2008-05-15 Richard Guenther <rguenther@suse.de>
15200 PR tree-optimization/34330
15201 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
15202 through the pointer will alias the SMT.
15204 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
15206 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
15208 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
15210 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
15212 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15213 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15215 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
15216 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
15217 (vashl_optab): New optab for vector/vector shifts.
15218 (vashr_optab): Ditto.
15219 (vlshr_optab): Ditto.
15220 (vrotl_optab): Ditto.
15221 (vrotr_optab): Ditto.
15222 (optab_subtype): New enum for optab_for_tree_code call.
15223 (optab_for_tree_code): Add enum optab_subtype argument.
15225 * optabs.c (optab_for_tree_code): Take an additional argument to
15226 distinguish between a vector shift by a scalar and vector shift by
15227 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
15228 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
15229 vector shift by a vector.
15230 (expand_widen_pattern_expr): Pass additional argument to
15231 optab_for_tree_code.
15233 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
15234 vrotl_optab, vrotr_optab.
15236 * expr.c (expand_expr_real_1): Update calls to
15237 optab_for_tree_code to distinguish between vector shifted by a
15238 scalar and vector shifted by a vector.
15239 * tree-vectorizer.c (supportable_widening_operation): Ditto.
15240 (supportable_narrowing_operation): Ditto.
15241 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
15242 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
15243 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
15244 (vect_create_epilog_for_reduction): Ditto.
15245 (vectorizable_reduction): Ditto.
15246 (vectorizable_operation): Ditto.
15247 (vect_strided_store_supported): Ditto.
15248 (vect_strided_load_supported): Ditto.
15249 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15250 * expmed.c (expand_shift): Ditto.
15252 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
15254 (ashr@var{m}3): Ditto.
15255 (vashl@var{m}3): Document new vector/vector shift standard name.
15256 (vashr@var{m}3): Ditto.
15257 (vlshr@var{m}3): Ditto.
15258 (vrotl@var{m}3): Ditto.
15259 (vrotr@var{m}3): Ditto.
15261 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
15262 (PPERM_INVERT): Ditto.
15263 (PPERM_REVERSE): Ditto.
15264 (PPERM_REV_INV): Ditto.
15265 (PPERM_ZERO): Ditto.
15266 (PPERM_ONES): Ditto.
15267 (PPERM_SIGN): Ditto.
15268 (PPERM_INV_SIGN): Ditto.
15269 (PPERM_SRC1): Ditto.
15270 (PPERM_SRC2): Ditto.
15272 * config/i386/sse.md (mulv2di3): Add SSE5 support.
15273 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
15274 allows a memory operand to be the value being added, and split it
15275 to improve vectorization.
15276 (sse5_pmacsdqh_mem): Ditto.
15277 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
15278 (sse5_mulv2div2di3_high): Ditto.
15279 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
15280 (vec_pack_trunc_v4si): Ditto.
15281 (vec_pack_trunc_v2di): Ditto.
15282 (sse5_pcmov_<mode>): Remove code that tried to use use
15283 andps/andnps instead of pcmov.
15284 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
15285 pmacsdqh instructions.
15286 (vec_widen_smult_lo_v4si): Ditto.
15288 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
15289 (PPERM_INVERT): Ditto.
15290 (PPERM_REVERSE): Ditto.
15291 (PPERM_REV_INV): Ditto.
15292 (PPERM_ZERO): Ditto.
15293 (PPERM_ONES): Ditto.
15294 (PPERM_SIGN): Ditto.
15295 (PPERM_INV_SIGN): Ditto.
15296 (PPERM_SRC1): Ditto.
15297 (PPERM_SRC2): Ditto.
15298 (ix86_expand_sse_movcc): Move the SSE5 test after the if
15300 (ix86_expand_int_vcond): If SSE5 generate all possible integer
15302 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
15303 says ignore whether the last reference is a memory operand.
15305 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15306 Paolo Bonzini <bonzini at gnu dot org>
15308 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
15311 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
15312 (vlshr<mode>3): Rename from vlshr<mode>3.
15313 (vashr<mode>3): Rename from vashr<mode>3.
15314 (mulv4sf3): Change the names of vector shift patterns.
15318 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
15321 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15346 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15347 (floatunssidf2_internal): Change vector/vector shift names.
15348 (floatunsdidf2_internal): Ditto.
15355 (vashl<mode>3): Rename from ashl<mode>3.
15356 (vashr<mode>3): Rename from ashr<mode>3.
15357 (vlshr<mode>3): Rename from lshr<mode>3.
15358 (vrotl<mode>3): Rename from rotl<mode>3.
15360 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15363 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15364 multiply gives the wrong value when doing widening multiplies.
15365 (vec_widen_smult_lo_v4si): Ditto.
15367 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15369 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15370 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15371 emit_library_call_value.
15372 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15373 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15374 * calls.c (initialize_argument_information, precompute_arguments,
15375 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15376 (precompute_arguments): Removed flags parameter.
15377 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15379 2008-05-14 Richard Guenther <rguenther@suse.de>
15381 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15382 Make sure to register the store if the use is a PHI_NODE.
15384 2008-05-14 Olivier Hainque <hainque@adacore.com>
15386 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15387 memory if the component is to be referenced in BLKmode according
15388 to get_inner_reference.
15390 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15392 * calls.c (emit_library_call_value_1): Restore code clearing
15393 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15395 2008-05-14 Olivier Hainque <hainque@adacore.com>
15396 Nicolas Roche <roche@adacore.com>
15398 * configure.ac: Add support for a "gcc_subdir" variable in
15399 config-lang.in, to denote a subdirectory where the language/GCC
15400 integration files are to be found.
15401 * configure: Regenerate.
15403 2008-05-14 Ira Rosen <irar@il.ibm.com>
15405 PR tree-optimization/36098
15406 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15407 value for the first load in the group in case of a gap.
15408 (vect_build_slp_tree): Check that there are no gaps in loads.
15410 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15412 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15413 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15414 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15415 emit_insn and remove unneeded code to construct extra args.
15416 (emit_no_conflict_block): Removed.
15417 * optabls.h: (emit_no_conflict_block): Removed.
15418 * cse.c (cse_extended_basic_block): Remove search for
15419 REG_NO_CONFLICT note.
15420 * global.c: Removed incorrect comment added in revision 117.
15421 * expr.c (convert_move): Change call to emit_no_conflict_block to
15423 * recog.c: Change comments so that they do not mention
15425 * local_alloc.c (combine_regs): Removed last parameter.
15426 (no_conflict_p): Removed.
15427 (block_alloc): Removed note, no_conflict_combined_regno and set
15428 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15429 (combine_regs): Removed already_dead and code to look for
15430 REG_NO_CONFLICT notes.
15431 * lower_subreg (remove_retval_note): Removed code to look for
15432 REG_NO_CONFLICT block.
15433 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15434 (resolve_clobber): Remove code to process libcalls that have
15435 REG_NO_CONFLICT notes.
15436 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15438 * combine.c (can_combine_p, distribute_notes): Removed
15439 REG_NO_CONFLICT case.
15440 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15442 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15443 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15445 * reg-notes.def (NO_CONFLICT): Removed.
15447 2008-05-14 David S. Miller <davem@davemloft.net>
15449 * config/sparc/sparc.c (sparc_profile_hook): If
15450 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15451 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15452 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15454 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15456 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15458 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15461 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15462 and op1 expansion before vector concat to have less live pseudos.
15464 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15466 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15467 ix86_expand_vector_set if supported.
15469 2008-05-13 Diego Novillo <dnovillo@google.com>
15470 Kenneth Zadeck <zadeck@naturalbridge.com>
15472 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15474 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15475 phinodes_print_statistics, init_ssanames, fini_ssanames,
15476 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15477 release_ssa_name, release_defs, replace_ssa_name_symbol,
15478 ssanames_print_statistics): Move ...
15479 * tree-flow.h: ... here.
15480 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15481 Use FN instead of cfun.
15482 (make_ssa_name_fn): Rename from make_ssa_name.
15483 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15484 * tree-flow-inline.h (make_ssa_name): Move from
15485 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15486 * omp-low.c (expand_omp_parallel):
15487 * tree-flow-inline.h (redirect_edge_var_map_result):
15488 * tree-ssa.c (init_tree_ssa): Add argument FN.
15489 Use it instead of cfun. Update all users.
15491 2008-05-13 Tom Tromey <tromey@redhat.com>
15493 PR preprocessor/22168:
15494 * doc/cpp.texi (Top): Update menu.
15495 (Alternatives to Wrapper #ifndef): New node.
15496 (Other Directives): Document deprecation.
15497 (Obsolete Features): Remove menu.
15498 (Assertions): Merge node into Obsolete Features.
15499 (Obsolete once-only headers): Move earlier; rename to Alternatives
15500 to Wrapper #ifndef.
15501 * doc/cppopts.texi: Update.
15502 * c.opt (Wdeprecated): Enable for C and ObjC.
15503 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15504 (C++ Dialect Options): Move -Wno-deprecated from here to...
15505 (Warning Options): ... here.
15507 2008-05-13 Richard Guenther <rguenther@suse.de>
15509 PR middle-end/36227
15510 * fold-const.c (fold_sign_changed_comparison): Do not allow
15511 changes in pointer-ness.
15513 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15516 * config/sh/sh.c (sh_expand_prologue): Don't clear
15517 RTX_FRAME_RELATED_P for push insns.
15519 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15521 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15523 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15525 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15526 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15527 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15529 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15531 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15532 (*vec_concatv4sf_sse): This.
15533 (*sse2_concatv2si): Renamed to ...
15534 (*vec_concatv2si_sse2): This.
15535 (*sse1_concatv2si): Renamed to ...
15536 (*vec_concatv2si_sse): This.
15537 (*vec_concatv2di_rex): Renamed to ...
15538 (*vec_concatv2di_rex64): This.
15539 (*vec_concatv2si_sse4_1): New.
15540 (*vec_concatv2di_rex64_sse4_1): Likewise.
15542 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15544 PR rtl-optimization/36111
15545 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15546 that was created for swappable operands.
15548 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15551 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15552 * configure.ac: Add call to ACX_PROG_GNAT.
15554 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15556 * optc-gen.awk: Fix comment typo.
15558 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15560 * pretty-print.c (pp_integer_with_precision): Use
15561 HOST_LONG_LONG_FORMAT.
15563 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15565 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15567 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15569 * config/i386/i386.c (bdesc_ptest): Removed.
15570 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15571 (bdesc_args): Add __builtin_ia32_ptestz128,
15572 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15573 (ix86_init_mmx_sse_builtins): Updated.
15574 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15575 (ix86_expand_builtin): Updated.
15577 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15579 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15580 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15582 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15584 * value-prof.c (interesting_stringop_to_profile): Do not
15585 return early for BUILT_IN_MEMPCPY.
15587 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15589 * calls.c (expand_call): Don't use callgraph to increase
15590 preferred_stack_boundary.
15592 * cgraph.h (cgraph_rtl_info): Use unsigned on
15593 preferred_incoming_stack_boundary.
15595 * final.c (rest_of_clean_state): Use unsigned on
15596 preferred_stack_boundary.
15598 2008-05-09 Tom Tromey <tromey@redhat.com>
15600 PR preprocessor/22231:
15601 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15604 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15606 PR tree-optimization/36129
15607 * tree-ssa-ccp.c: Include value-prof.h.
15608 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15609 built-in function was folded to a constant.
15610 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15612 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15613 Sebastian Pop <sebastian.pop@amd.com>
15615 * tree-scalar-evolution.c: Document instantiate_scev.
15616 (instantiate_parameters_1): Renamed instantiate_scev_1.
15617 Don't use the same loop for instantiation_loop and evolution_loop.
15618 (instantiate_scev): New.
15619 (instantiate_parameters): Moved...
15620 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15621 same loop twice. Maintains the semantics for this function.
15622 * tree-scalar-evolution.h (instantiate_scev): Declare.
15623 (instantiate_parameters): ...here. Now static inline.
15624 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15625 instead of resolve_mixers.
15627 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15629 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15631 2008-05-09 Tomas Bily <tbily@suse.cz>
15633 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15634 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15635 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15636 * c-common.c (c_common_truthvalue_conversion): Likewise.
15637 * tree-object-size.c (compute_object_offset): Likewise.
15638 * tree-inline.c (estimate_num_insns_1): Likewise.
15639 * varasm.c (const_hash_1, compare_constant, copy_constant)
15640 (compute_reloc_for_constant, output_addressed_constants)
15641 (initializer_constant_valid_p): Likewise.
15642 * c-omp.c (check_omp_for_incr_expr): Likewise.
15643 * gimplify.c (gimplify_expr): Likewise.
15644 * c-typeck.c (c_finish_return): Likewise.
15645 * tree-vectorizer.c (supportable_widening_operation)
15646 (supportable_narrowing_operation): Likewise.
15647 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15648 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15649 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15650 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15651 (descr_info_loc): Likewise.
15652 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15653 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15654 (fold_unary): Likewise.
15655 * builtins.c (get_pointer_alignment): Likewise.
15656 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15657 (instantiate_parameters_1): Likewise.
15658 * tree.c (expr_align, stabilize_reference): Likewise.
15659 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15660 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15661 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15662 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15663 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15664 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15666 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15667 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15668 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15669 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15670 (forward_propagate_comparison)
15671 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15672 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15673 * emit-rtl.c (component_ref_for_mem_expr)
15674 (set_mem_attributes_minus_bitpos): Likewise.
15675 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15676 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15678 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15679 (build_function_call, pointer_diff, build_compound_expr)
15680 (c_finish_return): Likewise.
15681 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15682 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15684 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15685 * expr.c (is_aligning_offset): Likewise.
15686 * tree-ssa-alias.c (is_escape_site): Likewise.
15687 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15688 (check_all_va_list_escapes): Likewise.
15689 * tree-ssa-loop-ivopts.c (determine_base_object)
15690 (determine_common_wider_type): Likewise.
15691 * dojump.c (do_jump): Likewise.
15692 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15693 * tree-gimple.c (is_gimple_cast): Likewise.
15694 * fold-const.c (decode_field_reference, )
15695 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15696 (fold_binary): Likewise.
15697 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15698 (already_warned_in_frontend_p): Likewise.
15699 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15700 * tree.c (really_constant_p, get_unwidened): Likewise.
15701 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15702 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15703 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15705 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15707 (CONVERT_EXPR_P): Define.
15708 (CASE_CONVERT): Define.
15710 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15712 PR middle-end/36117
15713 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15714 (delete_unmarked_insns): When deleting a call, call
15715 delete_unreachable_blocks.
15716 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15717 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15719 2008-05-08 Richard Guenther <rguenther@suse.de>
15721 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15722 (-ftree-salias): Likewise.
15723 (salias-max-implicit-fields): Remove param documentation.
15724 (salias-max-array-elements): Likewise.
15725 * tree-pass.h (pass_create_structure_vars): Remove.
15726 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15727 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15728 * tree-ssa-alias.c (create_structure_vars): Remove.
15729 (gate_structure_vars): Likewise.
15730 (pass_create_structure_vars): Likewise.
15731 (gate_build_alias): Likewise.
15732 (pass_build_alias): Adjust to run always and dump the function.
15733 * common.opt (ftree-salias): Hide.
15734 * passes.c (init_optimization_passes): Remove
15735 pass_create_structure_vars, adjust comment.
15736 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15737 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15738 * opts.c (decode_options): Do not set flag_tree_salias.
15739 (common_handle_option): Add OPT_ftree_salias to the backward
15740 compatibility section.
15742 2008-05-08 Richard Guenther <rguenther@suse.de>
15744 * tree-flow-inline.h (var_can_have_subvars): Move ...
15745 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15746 * tree-flow.h (var_can_have_subvars): Remove.
15747 (push_fields_onto_fieldstack): Remove.
15748 (sort_fieldstack): Likewise.
15749 (struct fieldoff): Move ...
15750 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15751 alias_set and base_for_components fields.
15752 (sort_fieldstack): Make static.
15753 (push_fields_onto_fieldstack): Likewise. Remove code that
15754 handles anything but RECORD_TYPEs. Remove alias_set and
15755 base_for_components handling.
15756 (create_variable_info_for): Adjust.
15758 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15760 * common.opt (Wframe-larger-than=): Shorten the help message
15762 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15764 2008-05-08 Rafael EspÃndola <espindola@google.com>
15766 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15768 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15769 trap and that both operands are gimple values.
15770 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15771 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15774 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15776 * read-rtl.c (join_c_conditions): Return the first string if the
15777 two strings are equal.
15779 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15781 * gensupport.h (pred_data): Add a "num_codes" field.
15782 (add_predicate_code): Declare.
15783 * gensupport.c (add_predicate_code): New function.
15784 (std_pred_table): Add an "allows_const_p" field.
15785 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15786 Remove the (incomplete) list of such codes from the codes field.
15787 (init_predicate_table): Use add_predicate_code. Add all
15788 RTX_CONST_OBJs if allows_const_p is true.
15789 * genrecog.c (process_define_predicate): Use add_predicate_code.
15791 2008-05-08 David Daney <ddaney@avtrex.com>
15792 Richard Sandiford <rsandifo@nildram.co.uk>
15794 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15795 special case of constant zero operands.
15796 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15797 old and new values. Special case constant zero values.
15798 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15800 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15801 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15803 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15806 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15807 similar RTX_CONST_OBJ before CONST_INT.
15809 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15811 * stmt.c (expand_stack_restore): Change sa mode if needed.
15813 2008-05-08 Richard Guenther <rguenther@suse.de>
15815 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15816 return type to bool.
15817 (ix86_sol10_return_in_memory): Likewise.
15818 (ix86_i386elf_return_in_memory): Likewise.
15819 (ix86_i386interix_return_in_memory): Likewise.
15820 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15821 (ix86_sol10_return_in_memory): Likewise.
15822 (ix86_i386elf_return_in_memory): Likewise.
15823 (ix86_i386interix_return_in_memory): Likewise.
15825 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15828 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15830 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15831 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15834 2008-05-08 Richard Guenther <rguenther@suse.de>
15836 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15837 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15838 (DR_SUBVARS): Remove.
15839 * tree-dfa.c (dump_subvars_for): Remove.
15840 (debug_subvars_for): Likewise.
15841 (dump_variable): Do not dump subvars.
15842 (remove_referenced_var): Do not remove subvars.
15843 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15844 (lookup_subvars_for_var): Remove.
15845 (get_subvars_for_var): Likewise.
15846 (get_subvars_at): Likewise.
15847 (get_first_overlapping_subvar): Likewise.
15848 (overlap_subvar): Likewise.
15849 * tree-flow.h (subvar_t): Remove.
15850 (struct var_ann_d): Remove subvars field.
15851 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15852 argument. Remove special handling of SFTs.
15853 (compute_tag_properties): Likewise.
15854 (set_initial_properties): Likewise.
15855 (compute_call_clobbered): Likewise.
15856 (count_mem_refs): Likewise.
15857 (compute_memory_partitions): Likewise.
15858 (compute_flow_insensitive_aliasing): Likewise.
15859 (setup_pointers_and_addressables): Likewise.
15860 (new_type_alias): Likewise.
15861 (struct used_part): Remove.
15862 (used_portions): Likewise.
15863 (struct used_part_map): Likewise.
15864 (used_part_map_eq): Likewise.
15865 (used_part_map_hash): Likewise.
15866 (free_used_part_map): Likewise.
15867 (up_lookup): Likewise.
15868 (up_insert): Likewise.
15869 (get_or_create_used_part_for): Likewise.
15870 (create_sft): Likewise.
15871 (create_overlap_variables_for): Likewise.
15872 (find_used_portions): Likewise.
15873 (create_structure_vars): Likewise.
15874 * tree.def (STRUCT_FIELD_TAG): Remove.
15875 * tree.h (MTAG_P): Adjust.
15876 (struct tree_memory_tag): Remove base_for_components and
15877 unpartitionable flags.
15878 (struct tree_struct_field_tag): Remove.
15879 (SFT_PARENT_VAR): Likewise.
15880 (SFT_OFFSET): Likewise.
15881 (SFT_SIZE): Likewise.
15882 (SFT_NONADDRESSABLE_P): Likewise.
15883 (SFT_ALIAS_SET): Likewise.
15884 (SFT_UNPARTITIONABLE_P): Likewise.
15885 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15886 (union tree_node): Remove sft field.
15887 * alias.c (get_alias_set): Remove special handling of SFTs.
15888 * print-tree.c (print_node): Remove handling of SFTs.
15889 * tree-dump.c (dequeue_and_dump): Likewise.
15890 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15891 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15892 * tree-predcom.c (set_alias_info): Do not set subvars.
15893 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15894 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15895 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15896 (add_vars_for_offset): Remove.
15897 (add_virtual_operand): Remove special handling of SFTs.
15898 (add_call_clobber_ops): Likewise.
15899 (add_call_read_ops): Likewise.
15900 (get_asm_expr_operands): Likewise.
15901 (get_modify_stmt_operands): Likewise.
15902 (get_expr_operands): Likewise.
15903 (add_to_addressable_set): Likewise.
15904 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15905 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15906 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15907 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15908 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15909 (tree_node_structure): Likewise.
15910 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15912 (find_what_p_points_to): Likewise.
15914 2008-05-08 Sa Liu <saliu@de.ibm.com>
15916 * config/spu/spu.md: Fixed subti3 pattern.
15918 2008-05-08 Richard Guenther <rguenther@suse.de>
15920 PR middle-end/36154
15921 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15922 sure to create a representative for trailing arrays for PTA.
15924 2008-05-08 Richard Guenther <rguenther@suse.de>
15926 PR middle-end/36172
15927 * fold-const.c (operand_equal_p): Two objects which types
15928 differ in pointerness are not equal.
15930 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15932 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15933 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15934 (emit_library_call_value_1): Add new variable fndecl initialized by
15935 NULL_TREE. It should be the decl type of orgfun, but this information
15936 seems not to be available here, so it uses the default calling abi.
15937 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15938 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15939 by TARGET_RETURN_IN_MEMORY.
15940 * config/i386/i386-interix.h: Likewise.
15941 * config/i386/i386.h: Likewise.
15942 * config/i386/i386elf.h: Likewise.
15943 * config/i386/ptx4-i.h: Likewise.
15944 * config/i386/sol2-10.h: Likewise.
15945 * config/i386/sysv4.h: Likewise.
15946 * config/i386/vx-common.h: Likewise.
15947 * config/cris/cris.h: Removed #if 0 clause.
15948 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15949 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15951 (ix86_sol10_return_in_memory): Likewise.
15952 (ix86_i386elf_return_in_memory): New.
15953 (ix86_i386interix_return_in_memory): New.
15954 * config/mt/mt-protos.h (mt_return_in_memory): New.
15955 * config/mt/mt.c: Likewise.
15956 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15957 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15958 * config/bfin/bfin.h: Likewise.
15959 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15961 * config/bfin/bfin.c: Likewise.
15962 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15963 * config/alpha/unicosmk.h: Likewise.
15964 * config/i386/cygming.h: Likewise.
15965 * config/iq2000/iq2000.h: Likewise.
15966 * config/mips/mips.h: Likewise.
15967 * config/mn10300/mn10300.h: Likewise.
15968 * config/rs6000/rs6000.h: Likewise.
15969 * config/score/score.h: Likewise.
15970 * config/spu/spu.h: Likewise.
15971 * config/v850/v850.h: Likewise.
15972 * defaults.h: Likewise.
15973 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15974 * expr.c (emit_block_move): Adjust use of
15975 OUTGOING_REG_PARM_STACK_SPACE.
15976 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15977 OUTGOING_REG_PARM_STACK_SPACE.
15978 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15980 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15982 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15983 on OMP_RETURN for OMP_FOR.
15986 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15987 (fortran_common): New function.
15988 (gen_variable_die): Call fortran_common instead of common_check,
15989 adjust for it returning tree instead of rtx. Formatting.
15991 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15995 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15996 * c-decl.c (merge_decls): Ditto.
15997 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15998 to RTL_CONST_OR_PURE_CALL_P.
15999 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
16000 Initialized DECL_LOOPING_CONST_PURE.
16001 (process_call_operands): Set tree_side_effects properly.
16002 * tree.h (TREE_READONLY_DECL_P): Removed.
16003 (DECL_IS_PURE): Renamed to DECL_PURE_P.
16004 (DECL_LOOPING_OR_CONST_P): New macro.
16005 (struct tree_function_decl): Added looping_const_or_pure_p.
16006 (ECF_*) Renumbered.
16007 (ECF_LOOPING_OR_CONST_P): New macro.
16008 * rtlanal.c (pure_const_p): Removed.
16009 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
16010 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
16011 to RTL_CONST_CALL_P.
16012 * ipa-pure-const.c (pure_const_state_e): Added looping field.
16013 (check_decl, check_tree, check_call, scan_function): Initialize
16015 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
16016 (static_execute): Set looping true for recursive functions.
16017 Undo setting state to IPA_NEITHER for recursive functions.
16018 * cse.c (cse_insn):
16019 * ifcvt.c (noce_can_store_speculate_p): Changed
16020 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
16021 RTL_CONST_OR_PURE_CALL_P.
16022 * dse.c (scan_insn): Ditto.
16023 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
16024 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
16025 RTL_CONST_OR_PURE_CALL_P.
16026 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
16027 pure_call_p to RTL_CONST_CALL_P.
16028 * gimplify.c (gimplify_call_expr): Clear side effects for
16029 non-looping pure and constant calls.
16030 * calls.c (emit_call_1): Set rtl flags from ecf flags.
16031 (flags_from_decl_or_type): Set ecf flags from decl flags.
16032 (initialize_argument_information): Turn off
16033 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
16034 Change const to pure if callee_copies is true rather than just
16036 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
16037 way of marking pure calls.
16038 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
16039 Remove hack that was supposed to fix pr7335 and remove old
16040 way of marking pure calls.
16041 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
16042 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
16043 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
16044 RTL_CONST_OR_PURE_CALL_P.
16045 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
16046 * loop-invariant.c (find_exits, find_invariant_bb): Changed
16047 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
16048 * sched-deps.c (schedule_analyze): Ditto.
16049 * rtl.h (struct rtx_def): Use call field, unchanging field, and
16050 return_val field of calls to represent pure and const function info.
16051 (CONST_OR_PURE_CALL_P): Deleted macro.
16052 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16053 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
16054 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
16056 * tree-optimize.c (execute_fixup_cfg): Added test for
16057 ECF_LOOPING_CONST_OR_PURE.
16058 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
16060 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
16061 effects for looping pure or const calls.
16062 (verify_gimple_expr): Added verification code.
16063 * config/alpha/alpha.c (alpha_legitimize_address,
16064 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
16066 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
16067 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
16068 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
16069 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
16070 RTL_CONST_OR_PURE_CALL_P.
16071 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
16072 and const calls to be deleted.
16074 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16077 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16078 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16079 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16080 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16081 to handle nonimmediate operands.
16082 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16083 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16084 to handle nonimmediate operands.
16085 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16086 (mmx_pmulhrwv4hi3): New expander. Use
16087 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16088 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16089 (sse2_umulv1siv1di3): New expander. Use
16090 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16091 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16092 (mmx_eq<mode>3): New expander. Use
16093 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16094 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16095 (mmx_uavgv8qi3): New expander. Use
16096 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16097 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16098 (mmx_uavgv4hi3): New expander. Use
16099 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16101 * config/i386/sse.md
16102 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16103 to handle nonimmediate operands.
16104 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16105 to handle nonimmediate operands.
16106 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16107 to handle nonimmediate operands.
16108 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16109 to handle nonimmediate operands.
16110 (sse2_unpckhpd_exp): New expander. Use
16111 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16112 (sse2_unpcklpd_exp): New expander. Use
16113 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16114 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16115 to handle nonimmediate operands.
16116 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16117 to handle nonimmediate operands.
16118 (*sse2_<plusminus_insn><mode>3): Rename from
16119 sse2_<plusminus_insn><mode>3 insn pattern.
16120 (sse2_<plusminus_insn><mode>3): New expander. Use
16121 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16122 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16123 (sse2_umulv2siv2di3): New expander. Use
16124 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16125 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16126 (sse4_1_mulv2siv2di3): New expander. Use
16127 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16128 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16129 (sse2_pmaddwd): New expander. Use
16130 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16131 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16132 (sse2_eq<mode>3): New expander. Use
16133 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16134 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16135 (sse4_1_eqv2di3): New expander. Use
16136 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16137 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16138 (sse2_uavgv16qi3): New expander. Use
16139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16140 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16141 (sse2_uavgv16qi3): New expander. Use
16142 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16143 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16144 (sse2_uavgv8hi3): New expander. Use
16145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16146 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16147 (ssse3_pmulhrswv8hi3): New expander. Use
16148 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16149 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16150 (ssse3_pmulhrswv4hi3): New expander. Use
16151 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16153 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16154 (<sse>_vmmul<mode>3): Ditto.
16155 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16157 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16158 (ssse3_pmaddubsw): Ditto.
16160 * config/i386/i386.c (struct_builtin_description)
16161 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16162 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16163 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16164 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16165 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16166 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16167 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16168 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16169 (ix86_fixup_binary_operands): Assert that src1
16170 and src2 must have the same mode when swapped.
16171 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16172 and ix86_binary_operator_ok. Do not force operands in registers
16175 2008-05-07 Jan Hubicka <jh@suse.cz>
16177 * cgraph.c (dump_cgraph_node): Update.
16178 * cgraph.h (cgraph_local_info): Break out inline summary.
16179 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
16181 * ipa-inline (inline_summary): New accestor function.
16182 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
16183 cgraph_decide_inlining, compute_inline_parameters): Update.
16184 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
16186 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
16188 Cleanup ColdFire scheduling support and add V4 pipeline model.
16190 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
16191 (define_attr cpu): Add cfv4 value.
16192 (define_attr type, define_attr type1): Merge into a single 'type'
16193 attribute. Update all uses.
16194 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
16195 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
16197 (define_attr opx_mem, define_attr opy_mem): Remove.
16198 (define_attr op_mem): Clean up, update comment.
16199 (define_attr size): Use specific values instead of general int.
16200 (define_attr guess, define_attr split): Remove. Update all uses.
16201 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
16202 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
16203 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
16204 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
16205 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
16206 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
16207 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
16208 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
16209 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
16210 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
16211 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
16212 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
16213 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
16214 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
16215 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
16216 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
16217 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
16218 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
16219 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
16220 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
16221 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
16222 Update or set attributes.
16223 (stack_tie): New fake instruction.
16225 * config/m68k/m68k.h (TUNE_CFV4): New macro.
16226 (m68k_sched_attr_size): Update declaration.
16227 (m68k_sched_attr_type2): Remove.
16228 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
16229 Declare new bypass predicates.
16231 * config/m68k/m68k.c (m68k_sched_issue_rate,
16232 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
16234 (TARGET_SCHED_ISSUE_RATE,
16235 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
16236 (override_options): Handle scheduling for ColdFire V4 core.
16237 (m68k_expand_prologue): Emit stack_tie.
16238 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
16239 'OP_TYPE_FPN'. Update all uses.
16240 (sched_guess_p): Remove.
16241 (sched_address_type): Handle symbolic addresses.
16242 (sched_get_operand): New static function.
16243 (sched_operand_type): Merge into sched_attr_op_type.
16244 (sched_attr_op_type): Handle FP registers, handle quick constants,
16246 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
16247 (m68k_sched_attr_size): Update. Move logic to ...
16248 (sched_get_attr_size_int): New static function.
16249 (sched_get_opxy_mem_type): New static function.
16250 (m68k_sched_attr_op_mem): Update.
16251 (m68k_sched_attr_type2): Remove.
16252 (sched_cfv4_bypass_data): New static variable.
16253 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
16254 (m68k_sched_issue_rate): Implement scheduler hook.
16255 (struct _sched_ib: enabled_p): New field.
16256 (m68k_sched_variable_issue): Update. Handle V4.
16257 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
16258 sched_dump_class_func_t, sched_dump_split_class,
16259 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
16260 sched_dump_dfa_class, m68k_sched_dump): Remove.
16261 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
16263 (m68k_sched_init_global): Remove statisctics dumping, introduce
16264 sanity check that all instructions have pipeline reservations. Handle
16266 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16267 Handle ColdFire V4 core.
16268 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
16269 New static functions.
16270 (m68k_sched_address_bypass_p): New bypass predicate.
16271 (sched_get_indexed_address_scale): New static function.
16272 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
16274 * cf.md: Update comments.
16275 (define_attr type2): Remove. Use 'type' attribute instead.
16277 (cf_ib): Rename to cfv123_ib. Update all uses.
16278 (cf_oep): Rename to cfv123_oep. Update all uses.
16279 (cf_chr): Rename to cfv123_chr. Update all uses.
16280 (cf_mem): Rename to cfv123_mem. Update all uses.
16281 (cf_mac): Move to more appropriate place.
16282 (cfv123_guess): New automaton and cpu_unit.
16283 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
16284 Update uses of 'size' attribute. Handle before reload scheduling.
16285 (cfv123_guess): New dummy reservation for unhandled instructions.
16286 (cfv4_*): Pipeline description of ColdFire V4 core.
16287 (ignore): New reservation to handle 'ignore' type.
16289 2008-05-07 Ian Lance Taylor <iant@google.com>
16291 PR middle-end/36013
16292 * gimplify.c (find_single_pointer_decl_1): Don't look through
16294 (find_single_pointer_decl): Adjust comments.
16296 2008-05-07 Jakub Jelinek <jakub@redhat.com>
16298 PR middle-end/36137
16299 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
16300 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
16302 PR middle-end/36106
16303 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
16304 integral type rather than floating point, then VIEW_CONVERT_EXPR
16305 to the floating point type.
16307 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16309 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
16310 TFmode op0 to register.
16312 2008-05-07 Alan Modra <amodra@bigpond.net.au>
16314 * c-decl.c (grokdeclarator): Comment typo.
16316 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
16318 * tree-flow.h: Remove prototype for computed_goto_p.
16319 * tree-cfg.c (computed_goto_p): Make static.
16321 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16324 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16325 (contains_aligned_value_p): This. Handle _Decimal128.
16326 (ix86_function_arg_boundary): Only align _Decimal128 to its
16327 natural boundary and handle it properly.
16329 2008-05-06 Martin Jambor <mjambor@suse.cz>
16331 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16332 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16333 (ipcp_method_set_orig_node): Removed.
16334 (ipcp_cval_get_cvalue_type): Removed.
16335 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16336 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16337 (ipcp_cval_set_cvalue_type): Removed.
16338 (ipcp_cval_get_cvalue): Removed.
16339 (ipcp_cval_set_cvalue): Removed.
16340 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16341 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16342 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16343 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16344 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16345 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16346 (ipcp_get_ith_lattice): Changed parameters.
16347 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16348 (ipcp_lattice_from_jfunc): Changed parameters.
16349 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16350 (ipcp_method_cval_print): Added temporary variable info.
16351 (ipcp_redirect): Removed already unused local variable caller.
16352 (ipcp_redirect): New temporary variable orig_callee_info
16353 (ipcp_redirect): Removed newly unused local variable callee.
16354 (ipcp_redirect): Removed (a bit confusing) local variable type.
16355 (ipcp_insert_stage): Added local variable info.
16356 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16358 (ipcp_formal_create): Removed.
16359 (ipcp_method_cval_set): Removed.
16360 (ipcp_propagate_stage): Renamed lattice variables.
16361 (ipcp_method_cval_set_cvalue_type): Removed.
16362 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16363 (ipcp_print_all_lattices): Changed printed strings to refer to
16364 lattices rather than cvals.
16365 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16366 (ipcp_propagate_const): Changed formal parameters.
16367 (build_const_val): Changed formal parameters.
16368 (ipcp_insert_stage): Removed useless variable cvalue
16369 (build_const_val): Changed formal parameters.
16370 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16371 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16372 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16373 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16374 (ipcp_print_func_profile_counts): Changed string from "method" to
16376 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16377 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16378 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16379 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16380 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16381 (ipcp_lat_is_const): Changed parameters and made inline.
16382 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16383 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16384 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16385 the predicate condition directly
16386 (ipcp_propagate_stage): Added local variable args. Removed local
16387 variable callee. (Both are mere code simplifications.)
16388 (ipcp_method_dont_insert_const): Renamed to
16389 ipcp_node_not_modifiable_p.
16390 (ipcp_node_not_modifiable_p): Made inline.
16391 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16392 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16393 (ipcp_print_all_lattices): Removed variable cvalue
16394 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16397 2008-05-06 Olivier Hainque <hainque@adacore.com>
16399 * tree-sra.c (try_instantiate_multiple_fields): Early return
16400 if field has POINTER_TYPE.
16402 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16404 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16405 by using 'q' specifier for instruction.
16406 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16408 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16410 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16411 Change mode of zero_extract from QImode to HImode.
16412 (sign bit tests peepholes): (Ditto.).
16414 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16416 * config/i386/mmx.md: Remove double backslashes from asm templates.
16417 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16418 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16419 to handle nonimmediate operands.
16420 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16421 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16422 to handle nonimmediate operands.
16423 (*mmx_<code>v2sf3_finite): New insn pattern.
16424 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16425 (mmx_<code>v2sf3): New expander. Use
16426 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16427 (mmx_<plusminus_insn><mode>3): New expander. Use
16428 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16429 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16430 (mmx_add<mode>3): Removed.
16431 (mmx_ssadd<mode>3): Ditto.
16432 (mmx_usadd<mode>3): Ditto.
16433 (mmx_sub<mode>3): Ditto.
16434 (mmx_sssub<mode>3): Ditto.
16435 (mmx_ussub<mode>3): Ditto.
16436 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16437 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16438 to handle nonimmediate operands.
16439 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16441 (mmx_smulv4hi3_highpart): New expander. Use
16442 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16443 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16445 (mmx_umulv4hi3_highpart): New expander. Use
16446 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16447 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16448 (mmx_<code>v4hi3): New expander. Use
16449 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16450 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16451 (mmx_<code>v8qi3): New expander. Use
16452 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16453 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16454 (mmx_<code><mode>3): New expander. Use
16455 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16457 2008-05-05 Jan Hubicka <jh@suse.cz>
16459 PR tree-optimization/36118
16460 * passes.c (pass_init_dump_file): Fix dump header.
16462 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16464 PR middle-end/36141
16465 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16466 VCE for function decls.
16468 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16470 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16472 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16474 * config/i386/i386.md (sat_plusminus): New.
16475 (plusminus_insn): Likewise.
16476 (plusminus_mnemonic): Likewise.
16478 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16479 (*<addsub><mode>3_cc_overflow): Renamed to ...
16480 (*<plusminus_insn><mode>3_cc_overflow): This.
16481 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16482 (*<plusminus_insn>si3_zext_cc_overflow): This.
16484 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16485 (<plusminus_insn><mode>3): This.
16486 (*<addsub><mode>3): Renamed to ...
16487 (*<plusminus_insn><mode>3): This.
16488 (<sse>_vm<addsub><mode>3): Renamed to ...
16489 (<sse>_vm<plusminus_insn><mode>3): This.
16490 (sse3_h<addsub>v4sf3): Renamed to ...
16491 (sse3_h<plusminus_insn>v4sf3): This.
16492 (sse3_h<addsub>v2df3): Renamed to ...
16493 (sse3_h<plusminus_insn>v2df3): This.
16494 (<plusminus_insn><mode>3): New.
16495 (*<plusminus_insn><mode>3): Likewise.
16496 (sse2_<plusminus_insn><mode>3): Likewise.
16497 (add<mode>): Removed.
16498 (*add<mode>3): Likewise.
16499 (sse2_ssadd<mode>3): Likewise.
16500 (sse2_usadd<mode>3): Likewise.
16501 (sub<mode>3): Likewise.
16502 (*sub<mode>3): Likewise.
16503 (sse2_sssub<mode>3): Likewise.
16504 (sse2_ussub<mode>3): Likewise.
16506 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16508 * gthr-single.h: Add in required interface elements as per gthr.h.
16509 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16510 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16511 Generalize UNUSED macro.
16512 (__gthread_once): Add.
16513 (__gthread_key_create): Add.
16514 (__gthread_key_delete): Add.
16515 (__gthread_getspecific): Add.
16516 (__gthread_setspecific): Add.
16518 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16520 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16521 the same size types for the indirect reference on the rhs, then
16524 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16526 * config/i386/i386.md
16527 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16528 one insn template instead of template series.
16529 (*xordi_1_rex64): Ditto.
16530 (*xordi_2_rex64): Ditto.
16532 2008-05-05 Ira Rosen <irar@il.ibm.com>
16534 PR tree-optimization/36119
16535 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16538 2008-06-04 Jan Hubicka <jh@suse.cz>
16540 tree-optimization/36100
16541 * tree-pass.h (pass_O0_always_inline): Declare.
16542 * ipa-inline.c (inline_transform): Remove dead code.
16543 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16544 pass_O0_always_inline): New.
16545 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16547 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16549 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16550 mnemonic in this_param move for TARGET_64BIT.
16552 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16554 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16555 (*strmovsi_rex_1): Ditto.
16556 (*strsetsi_1): Ditto.
16557 (*strsetsi_rex_1): Ditto.
16559 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16560 adddicc expanders using SWI mode iterator.
16562 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16565 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16568 2008-05-04 David S. Miller <davem@davemloft.net>
16570 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16571 (sparc*-*-linux*): Use linux.h in tm_file.
16572 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16573 compiler defaulting to 32-bit.
16574 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16576 * config/sparc/linux.h: Remove definitions now obtained
16577 properly from linux.h
16578 * config/sparc/linux64.h: Likewise.
16579 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16580 don't want this setting for 32-bit builds in a biarch compiler.
16581 * doc/install.texi: Add sparc-linux to list of targets
16582 supporting --enable-targets=all.
16584 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16586 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16588 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16590 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16591 after V4SI_FTYPE_V8HI.
16592 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16593 case V4SI_FTYPE_V2DF.
16595 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16597 * doc/invoke.texi (max-flow-memory-locations): Removed.
16598 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16600 2008-05-03 Richard Guenther <rguenther@suse.de>
16602 PR middle-end/34973
16603 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16605 2008-05-02 David S. Miller <davem@davemloft.net>
16607 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16609 2008-05-02 Simon Baldwin <simonb@google.com>
16612 * c-common.h (warn_array_subscript_range): Removed.
16613 * c-common.c (warn_array_subscript_range): Ditto.
16614 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16615 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16617 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16619 * config/i386/i386.c (ix86_special_builtin_type): New.
16620 (bdesc_special_args): Likewise.
16621 (ix86_expand_special_args_builtin): Likewise.
16622 (ix86_init_mmx_sse_builtins): Updated.
16623 (ix86_expand_builtin): Updated.
16624 (ix86_expand_store_builtin): Removed.
16625 (ix86_expand_unop_builtin): Likewise.
16627 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16628 * config/i386/mmintrin.h (__v2sf): Here.
16630 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16632 (_mm_loadl_pi): Likewise.
16633 (_mm_storeh_pi): Replace __v2si with __v2sf.
16634 (_mm_storel_pi): Likewise.
16636 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16637 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16638 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16639 __builtin_ia32_loadlpd.
16641 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16643 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16644 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16645 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16646 (ix86_init_mmx_sse_builtins): Updated.
16647 (ix86_expand_args_builtin): Likewise.
16648 (ix86_expand_builtin): Likewise.
16649 (ix86_expand_unop1_builtin): Renamed to ...
16650 (ix86_expand_unop_vec_merge_builtin): This.
16652 2008-05-01 Jan Hubicka <jh@suse.cz>
16655 * ipa-inline.c (inline_generate_summary): Make static.
16656 (inline_transform): Do not call inlining at -O0; make static.
16657 * passes.c (execute_todo): Add sanity check.
16658 (execute_one_ipa_transform_pass): Execute proper flags.
16660 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16662 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16663 (DECL_NONADDRESSABLE_P): Likewise.
16664 * alias.c (record_component_aliases): Fix comment.
16666 2008-05-01 Simon Baldwin <simonb@google.com>
16668 * c-common.h (warn_array_subscript_range): New function.
16669 * c-common.c (warn_array_subscript_range): Ditto.
16670 * tree-vrp.c (check_array_ref): Corrected code to agree with
16671 comment, ignoring only arrays of size 0 or size 1.
16672 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16674 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16676 * config/i386/i386.c (ix86_builtin_type): Replace
16677 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16678 (bdesc_args): Updated.
16679 (ix86_init_mmx_sse_builtins): Likewise.
16680 (ix86_expand_args_builtin): Likewise.
16682 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16685 * doc/extend.texi: Correct __builtin_ia32_palignr.
16687 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16690 * config/i386/i386.c (bdesc_crc32): Removed.
16691 (ix86_expand_crc32): Likewise.
16692 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16693 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16694 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16695 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16696 UINT_FTYPE_UINT_UCHAR.
16697 (bdesc_args): Updated. Add crc32 builtins.
16698 (ix86_init_mmx_sse_builtins): Updated.
16699 (ix86_expand_args_builtin): Updated to support subreg.
16701 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16703 2008-05-01 Jan Hubicka <jh@suse.cz>
16705 * tree-pass.h (opt_pass): Add IPA_PASS.
16706 (varpool_node, cgraph_node): Forward declare.
16707 (ipa_opt_pass): Define.
16708 (pass_ipa_inline): Turn into ipa_opt_pass.
16709 (pass_apply_inline): Remove.
16710 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16711 (apply_inline): Turn into ....
16712 (inline_transform): ... this one.
16713 (inline_generate_summary): New function.
16714 (pass_apply_inline): Remove.
16715 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16717 (struct function): Add ipa_transforms_to_apply.
16718 * passes.c (register_one_dump_file): Work on IPA_PASS.
16719 (init_optimization_passes): Remove pass_inline_parameters and
16721 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16722 (execute_one_pass) ... here; apply transforms when possible.
16723 (add_ipa_transform_pass, execute_ipa_summary_asses,
16724 execute_one_ipa_transform_pass): New.
16725 (execute_ipa_pass_list): Update for IPA_PASS type.
16727 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16729 * config/i386/i386.c (ix86_builtin_type): Add
16730 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16731 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16732 (bdesc_args): Add SSE4a builtins.
16733 (ix86_init_mmx_sse_builtins): Updated.
16734 (ix86_expand_args_builtin): Likewise.
16735 (ix86_expand_builtin): Likewise.
16737 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16739 * config/i386/i386.c (ix86_builtin_type): Add
16740 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16741 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16742 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16743 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16744 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16745 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16746 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16747 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16748 and DI_FTYPE_DI_DI_INT.
16749 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16750 (ix86_init_mmx_sse_builtins): Updated.
16751 (ix86_expand_args_builtin): Likewise.
16752 (ix86_expand_builtin): Likewise.
16753 (ix86_expand_binop_imm_builtin): Removed.
16755 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16757 2008-04-30 Richard Guenther <rguenther@suse.de>
16759 PR tree-optimization/32921
16760 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16762 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16764 * config/arm/arm.c (arm_unwind_emit): Use
16765 crtl->all_throwers_are_sibcalls instead of
16766 cfun->all_throwers_are_sibcalls.
16767 (arm_output_fn_unwind): Likewise.
16768 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16769 instead of cfun->uses_pic_offset_table.
16770 (frv_expand_prologue): Likewise.
16771 (frv_frame_pointer_required): Likewise.
16772 (frv_expand_fdpic_call): Likewise.
16773 (frv_emit_movsi): Likewise.
16774 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16775 cfun->returns_pcc_struct instead of
16776 current_function_returns_pcc_struct.
16777 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16778 instead of cfun->calls_eh_return.
16779 (m32c_pushm_popm): Likewise.
16780 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16781 "extern" declaration.
16783 2008-04-30 Richard Guenther <rguenther@suse.de>
16785 PR tree-optimization/21636
16786 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16788 (evaluate_stmt): Print the likely value.
16789 (ccp_visit_stmt): Avoid excessive vertical spacing.
16791 2008-04-30 Rafael EspÃndola <espindola@google.com>
16793 * builtins.c (fold_call_expr): Return realret.
16794 * tree-ssa-threadedge.c
16795 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16796 __builtin_object_size.
16798 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16800 * gcc.c (wrapper_string): New variable.
16801 (insert_wrapper): New function.
16802 (execute): New option -wrapper.
16803 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16805 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16807 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16808 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16809 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16811 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16812 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16813 config/rs6000/e500crtres64gprctr.asm,
16814 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16815 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16816 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16817 config/rs6000/e500crtsav64gprctr.asm,
16818 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16819 config/rs6000/e500crtsavg64gprctr.asm: New files.
16820 * config/rs6000/t-ppccomm: Add build rules for new files.
16821 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16822 * config/rs6000/t-netbsd: Add build rules for new files.
16823 (LIB2FUNCS_STATIC_EXTRA): New variable.
16824 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16825 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16826 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16828 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16830 * config/i386/i386.c (ix86_builtin_type): Add
16831 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16832 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16833 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16834 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16835 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16836 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16837 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16838 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16839 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16840 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16841 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16842 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16843 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16844 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16845 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16846 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16847 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16848 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16849 V1DI_FTYPE_V2SI_V2SI.
16850 (bdesc_2arg): Moved to ...
16851 (bdesc_args): Here.
16852 (ix86_init_mmx_sse_builtins): Updated.
16853 (ix86_expand_args_builtin): Updated. Take a pointer
16854 to const struct builtin_description. Handle comparison
16856 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16857 (ix86_expand_builtin): Updated.
16859 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16860 (ssse3_pmaddubsw128): This.
16861 (ssse3_pmaddubswv4hi3): Renamed to ...
16862 (ssse3_pmaddubsw): This.
16864 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16865 (__builtin_ia32_packssdw128): Likewise.
16866 (__builtin_ia32_packuswb128): Likewise.
16867 (__builtin_ia32_pmaddubsw): Likewise.
16868 (__builtin_ia32_pmaddubsw128): Likewise.
16870 2008-04-30 Richard Guenther <rguenther@suse.de>
16872 PR tree-optimization/14847
16873 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16874 (recognize_bits_test): Use it.
16875 (recognize_single_bit_test): Likewise.
16877 2008-04-30 Martin Jambor <mjambor@suse.cz>
16879 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16880 instead of setting number of formal parameters to zero.
16881 (ipcp_init_stage): Do not set the number of actual parameters to zero
16883 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16884 which are called with variable number of arguments.
16885 (ipcp_insert_stage): Explicitely skipping all nodes which are
16886 called with variable number of arguments.
16887 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16888 number of parameters.
16890 * ipa-prop.h (struct ipa_node_params): Added flag
16891 called_with_var_arguments
16892 (ipa_set_param_count): Added. Changed sole setter to use it.
16893 (ipa_get_param_count): Added. All readers of param_count
16894 converted to use it instead.
16895 (ipa_set_called_with_variable_arg): Added.
16896 (ipa_is_called_with_var_arguments): Added.
16897 (ipa_get_ith_param): Added. All readers of param_decls converted
16899 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16901 (ipa_get_cs_argument_count): Added, all readers of argument_count
16903 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16906 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16907 (struct ipcp_lattice): Renamed cval_type to type
16908 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16910 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16911 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16912 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16913 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16914 (build_const_val): Changed the type of parameter cvalue to tree
16915 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16916 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16918 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16921 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16922 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16923 (ipa_add_method): Renamed to ipa_push_func_to_list
16924 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16925 (ipa_callsite_param_count): Removed.
16926 (ipa_callsite_param_count_set): Removed.
16927 (ipa_callsite_param): Removed.
16928 (ipa_callsite_callee): Removed.
16929 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16930 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16931 (ipa_method_formal_count): Removed.
16932 (ipa_method_formal_count_set): Removed.
16933 (ipa_method_get_tree): Removed.
16934 (ipa_method_tree_map_create): Removed.
16935 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16936 (ipa_create_param_decls_array): Creates the array itself
16937 (ipa_create_param_decls_array): Temporary variable info instead of
16938 a few dereferences.
16939 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16940 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16941 (get_type): Removed.
16942 (ipa_jf_get_info_type): Removed.
16943 (ipa_node_create): Renamed to ipa_create_node_params
16944 (ipa_free): Renamed to ipa_free_all_node_params
16945 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16946 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16947 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16948 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16949 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16950 ipa_free_all_edge_args
16951 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16952 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16953 (ipa_create_methodlist_node): Removed.
16954 (ipa_methodlist_method): Removed.
16955 (ipa_methodlist_method_set): Removed.
16956 (ipa_methodlist_next_method): Removed.
16957 (ipa_methodlist_next_method_set): Removed.
16958 (ipa_method_is_modified): Removed.
16959 (ipa_method_modify_create): Removed.
16960 (ipa_method_modify_init): Temporary variable info instead of a few
16962 (ipa_detect_param_modifications): Temporary variable info instead of
16963 a few dereferences.
16964 (ipa_compute_jump_functions): Temporary variable info instead of
16965 a few dereferences.
16966 (ipa_method_modify_set): Removed.
16967 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16968 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16969 than craph_node as the first parameter.
16970 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16971 (ipa_method_modify_init): Removed.
16972 (ipa_compute_jump_functions): Added a temp variable instead of
16973 repeatadly dereferencing the cgraph_edge.aux pointer
16974 (ipa_callsite_param_set_type): Removed.
16975 (ipa_compute_jump_functions): i renamed to index and moved to
16977 (ipa_callsite_param_set_info_type_formal): Removed.
16978 (ipa_callsite_param_set_info_type): Removed.
16979 (ipa_callsite_param_map_create): Removed.
16980 (ipa_callsite_tree): Removed.
16981 (ipa_callsite_caller): Removed.
16982 (ipa_pop_func_from_list): return_method removed to return_func
16984 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16985 prefixed all values with IPA_. Changed all users.
16986 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16987 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16988 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16989 (union parameter_info): Renamed to jump_func_value.
16990 (union jump_func_value): Renamed value to constant
16991 (struct ipa_jump_func): Renamed info_type to value
16992 (struct ipa_node): Renamed to ipa_node_params
16993 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16994 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16995 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16996 (struct ipa_edge): Renamed to ipa_edge_args
16997 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16998 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16999 (struct ipa_methodlist): Renamed to ipa_func_list
17000 (struct ipa_func_list): method_p renamed to node, next_method
17002 (ipa_methodlist_p): Removed, switched all users to struct pointer
17003 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
17005 2008-04-30 Alan Modra <amodra@bigpond.net.au>
17007 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
17008 (rs6000_emit_epilogue): Use backchain to restore only when we
17009 have a large frame. Make use of frame pointer to restore if we
17010 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
17012 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
17014 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17015 Add mode to zero_extract.
17016 (sign bit tests peepholes): (Ditto.).
17018 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
17020 * config/i386/i386.c (ix86_builtins): Replace Prescott New
17021 Instructions in comments with SSE3.
17022 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
17023 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
17024 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
17025 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
17026 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
17027 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
17028 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
17029 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
17030 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
17031 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
17032 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
17033 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
17034 (bdesc_sse_args): Renamed to ...
17035 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
17036 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
17037 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
17038 IX86_BUILTIN_FABSQ.
17039 (bdesc_1arg): Moved to ...
17040 (bdesc_args): Here.
17041 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
17042 Instructions in comments with SSE3.
17043 (ix86_expand_sse_operands_builtin): Renamed to ...
17044 (ix86_expand_args_builtin): This. Updated.
17045 (ix86_expand_unop1_builtin): Update comments.
17046 (ix86_expand_builtin): Updated.
17048 2008-04-29 Richard Guenther <rguenther@suse.de>
17050 PR tree-optimization/36078
17051 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
17052 Update virtual SSA form after cleaning up the CFG.
17054 2008-04-29 Richard Guenther <rguenther@suse.de>
17056 PR middle-end/15255
17057 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
17059 2008-04-29 Richard Guenther <rguenther@suse.de>
17061 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
17062 (compute_may_aliases): Do not call finalize_ref_all_pointers.
17063 (compute_flow_insensitive_aliasing): Do not treat
17064 PTR_IS_REF_ALL pointers special.
17065 (get_smt_for): Likewise.
17066 (may_alias_p): Re-structure.
17067 (is_escape_site): A ref-all pointer conversion is not an escape site.
17068 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
17069 PTR_IS_REF_ALL pointers special.
17070 * tree-ssa-structalias.h (struct alias_info): Remove
17071 ref_all_symbol_mem_tag field.
17072 (PTR_IS_REF_ALL): Remove.
17074 2008-04-29 Richard Guenther <rguenther@suse.de>
17076 PR middle-end/36077
17077 * fold-const.c (extract_muldiv_1): In combining division constants
17078 make sure to never overflow.
17080 2008-04-29 Nick Clifton <nickc@redhat.com>
17082 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17084 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17087 * optc-gen.awk: Work around HP-UX/IA awk bug.
17089 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17091 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17094 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17097 * config/i386/i386.md
17098 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17099 Change operand 1 predicate to nonimmediate_operand.
17101 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17104 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17106 * gengtype.c (walk_type, write_func_for_structure): Handle
17108 * doc/gty.texi: Document chain_circular.
17110 2008-04-28 Richard Guenther <rguenther@suse.de>
17112 PR tree-optimization/36066
17113 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17116 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17119 * config/i386/i386.md
17120 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17121 Use match_scratch instead of match_operand for operands 3 and 4.
17123 2008-04-27 Richard Guenther <rguenther@suse.de>
17125 PR tree-optimization/18754
17126 PR tree-optimization/34223
17127 * tree-pass.h (pass_complete_unrolli): Declare.
17128 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17129 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17130 Rewrite loop into loop closed SSA form if it is not already.
17131 (tree_unroll_loops_completely): Re-structure to iterate over
17132 innermost loops with intermediate CFG cleanups.
17133 Unroll outermost loops only if requested or the code does not grow
17135 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17136 loops are available.
17137 (tree_vectorize): Instead do so here.
17138 (tree_complete_unroll): Also unroll outermost loops.
17139 (tree_complete_unroll_inner): New function.
17140 (gate_tree_complete_unroll_inner): Likewise.
17141 (pass_complete_unrolli): New pass.
17142 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17143 uses outside of the loop.
17144 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17145 form if it is available.
17146 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17147 * passes.c (init_optimization_passes): Schedule complete inner
17148 loop unrolling pass before the first CCP pass after final inlining.
17150 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17152 * targhooks.h (default_emutls_var_fields,
17153 default_emutls_var_init): Declare.
17154 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17155 * target.h (struct gcc_target): Add struct emutls member.
17156 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17157 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17158 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17159 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17160 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17161 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17162 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17163 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17164 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17165 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17166 emit debug information.
17167 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17168 * varasm.c: Include targhooks.h.
17169 (emutls_object_section, emutls_tmpl_section): New.
17170 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17171 (EMUTLS_SEPARATOR): New.
17172 (prefix_name): New.
17173 (get_emutls_object_name): New.
17174 (default_emutls_var_fields): New, broken out of ...
17175 (get_emutls_object_type): ... here. Adjust to use target hooks.
17176 (get_emutls_init_templ_addr): Adjust to use target hooks.
17177 (emutls_decl): Adjust to use target hooks.
17178 (emutls_finish): Likewise.
17179 (default_emutls_var_init): New, broken out of ...
17180 (assemble_variable): ... here. Adjust to use target hooks.
17181 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
17182 SECCAT_EMUTLS_TMPL.
17183 * c-common.c (handle_section_attribute): Prevent overriding
17184 sections for emulated tls with special sections.
17185 * config/i386/i386.c (x86_64_elf_select_section): Add
17186 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
17187 (x86_64_elf_unique_section): Likewise.
17188 * config/vxworks.c: Include tree.h.
17189 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
17190 (vxworks_override_options): Set TLS scheme.
17191 * doc/tm.texi (Emulated TLS): New node.
17193 2008-04-26 Simon Baldwin <simonb@google.com>
17196 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
17197 with propagated string constants.
17199 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
17201 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
17202 constraint for operand 2 when operand 0 is memory operand.
17203 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
17204 operand 0 is memory operand.
17205 (fix_trunc<mode>_i387_with_temp): Ditto.
17206 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
17207 operand 2 when operand 1 is memory operand.
17208 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
17209 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
17210 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
17211 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17212 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
17213 operands 2,3 and 4 when operand 1 is memory operand.
17214 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
17216 (fistdi2_floor_with_temp): Ditto.
17217 (fist<mode>2_floor_with_temp): Ditto.
17218 (fistdi2_ceil_with_temp): Ditto.
17219 (fist<mode>2_ceil_with_temp): Ditto.
17220 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
17222 2008-04-26 David Daney <ddaney@avtrex.com>
17224 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
17226 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
17227 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17228 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17229 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
17230 (compare_and_swap_12): New insn.
17231 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
17232 * config/mips/mips.c (mips_force_binary): New function.
17233 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
17234 (mips_expand_compare_and_swap_12): New function.
17235 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
17237 2008-04-25 Jan Hubicka <jh@suse.cz>
17240 * cfgexpand.c (pass_expand): Turn into RTL pass.
17241 * passes.c (execute_one_pass): Do pass typechecking after execution.
17242 * tree-pass.h (pass_expand): Turn into RTL pass.
17244 * function.h (struct rtl_data): Move here fields
17245 accesses_prior_frames, calls_eh_return, saves_all_registers,
17246 has_nonlocal_goto, has_asm_statement, is_thunk,
17247 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
17248 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
17249 arg_pointer_save_area_init from struct function; turn into bool.
17250 (struct function): Move
17251 calls_eh_return, saves_all_registers, has_nonlocal_goto,
17252 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
17253 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
17254 tail_call_emit, arg_pointer_save_area_init
17255 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
17256 (current_function_returns_struct, current_function_returns_pcc_struct,
17257 current_function_calls_setjmp, current_function_calls_alloca,
17258 current_function_accesses_prior_frames,
17259 current_function_calls_eh_return, current_function_is_thunk,
17260 current_function_stdarg, current_function_profile,
17261 current_function_limit_stack, current_function_uses_pic_offset_table,
17262 current_function_uses_const_pool, current_function_has_nonlocal_label,
17263 current_function_saves_all_registers,
17264 current_function_has_nonlocal_goto,
17265 current_function_has_asm_statement): Remove accesor macros.
17266 * ra-conflict.c (global_conflicts): Update.
17267 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
17268 (suitable_for_tail_call_opt_p): Update.
17269 * builtins.c (expand_builtin_return_addr): Update.
17270 (expand_builtin_setjmp_setup): Update.
17271 (expand_builtin_nonlocal_goto): Update.
17272 * final.c (final_start_function): Update.
17273 (profile_function): Update.
17274 (leaf_function_p): Update.
17275 (only_leaf_regs_used): Update.
17276 * df-scan.c (df_get_exit_block_use_set): Update.
17277 * dojump.c (clear_pending_stack_adjust): Update.
17278 * tree-stdarg.c (gate_optimize_stdarg): Update.
17279 * gimple-low.c (lower_function_body): Update.
17280 * global.c (compute_regsets): Update.
17281 (global_alloc): Update.
17282 * dwarf2out.c (dwarf2out_begin_prologue): Update.
17283 * expr.c (expand_assignment): Update.
17284 * dse.c (dse_step0): Update.
17285 (dse_step1): Update.
17286 * c-decl.c (store_parm_decls): Update.
17287 * local-alloc.c (combine_regs): Update.
17288 (find_free_reg): Update.
17289 * function.c (assign_parms_augmented_arg_list): Update.
17290 (assign_parm_find_data_types): Update.
17291 (assign_parms): Update.
17292 (allocate_struct_function): Update.
17293 (expand_function_start): Update.
17294 (expand_function_end): Update.
17295 (get_arg_pointer_save_area): Update.
17296 (thread_prologue_and_epilogue_insns): Update.
17297 (rest_of_match_asm_constraints): Update.
17298 * stor-layout.c (variable_size): Update.
17299 * gcse.c (gcse_main): Update.
17300 (bypass_jumps): Update.
17301 * gimplify.c (gimplify_function_tree): Update.
17302 * calls.c (emit_call_1): Update.
17303 (expand_call): Update.
17304 * bt-load.c (compute_defs_uses_and_gen): Update.
17305 * except.c (sjlj_assign_call_site_values): Update.
17306 (sjlj_emit_function_enter): Update.
17307 (can_throw_external): Update.
17308 (set_nothrow_function_flags): Update.
17309 (expand_builtin_unwind_init): Update.
17310 (expand_eh_return): Update.
17311 (convert_to_eh_region_ranges): Update.
17312 (output_function_exception_table): Update.
17313 * emit-rtl.c (gen_tmp_stack_mem): Update.
17314 * cfgexpand.c (expand_used_vars): Update.
17315 (tree_expand_cfg): Update.
17316 * cfgcleanup.c (rest_of_handle_jump): Update.
17317 * explow.c (allocate_dynamic_stack_space): Update.
17318 * varasm.c (assemble_start_function): Update.
17319 (force_const_mem): Update.
17320 (mark_constant_pool): Update.
17321 * tree-optimize.c (tree_rest_of_compilation): Update.
17322 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17323 * tree-cfg.c (notice_special_calls): Update.
17324 (is_ctrl_altering_stmt): Update.
17325 (tree_can_make_abnormal_goto): Update.
17326 (tree_purge_dead_abnormal_call_edges): Update.
17327 * config/alpha/predicates.md: Update.
17328 * config/alpha/alpha.c (alpha_sa_mask): Update.
17329 (alpha_sa_size): Update.
17330 (alpha_does_function_need_gp): Update.
17331 (alpha_expand_prologue): Update.
17332 (alpha_start_function): Update.
17333 (alpha_output_function_end_prologue): Update.
17334 (alpha_expand_epilogue): Update.
17335 * config/frv/frv.c (frv_stack_info): Update.
17336 (frv_expand_epilogue): Update.
17337 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17338 (s390_register_info): Update.
17339 (s390_frame_info): Update.
17340 (s390_init_frame_layout): Update.
17341 (s390_can_eliminate): Update.
17342 (save_gprs): Update.
17343 * config/spu/spu.c (spu_split_immediate): Update.
17344 (need_to_save_reg): Update.
17345 (spu_expand_prologue): Update.
17346 (spu_expand_epilogue): Update.
17347 * config/sparc/sparc.md: Update.
17348 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17349 (sparc_tls_got): Update.
17350 (legitimize_pic_address): Update.
17351 (sparc_emit_call_insn): Update.
17352 (sparc_expand_prologue): Update.
17353 (output_return): Update.
17354 (print_operand): Update.
17355 (sparc_function_ok_for_sibcall): Update.
17356 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17357 * config/m32r/m32r.md: Update.
17358 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17359 (m32r_compute_frame_size): Update.
17360 (m32r_expand_prologue): Update.
17361 (m32r_expand_epilogue): Update.
17362 (m32r_legitimize_pic_address): Update.
17363 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17364 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17365 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17366 (gen_push): Update.
17367 (ix86_save_reg): Update.
17368 (ix86_compute_frame_layout): Update.
17369 (ix86_expand_prologue): Update.
17370 (ix86_expand_epilogue): Update.
17371 * config/sh/sh.c (output_stack_adjust): Update.
17372 (calc_live_regs): Update.
17373 (sh5_schedule_saves): Update.
17374 (sh_expand_prologue): Update.
17375 (sh_expand_epilogue): Update.
17376 (sh_setup_incoming_varargs): Update.
17377 (sh_allocate_initial_value): Update.
17378 (sh_get_pr_initial_val): Update.
17379 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17380 * config/sh/sh.md (label:): Update.
17381 * config/avr/avr.c (out_movhi_mr_r): Update.
17382 * config/crx/crx.h (enum): Update.
17383 * config/xtensa/xtensa.h (along): Update.
17384 * config/stormy16/stormy16.c Update.
17385 (xstormy16_compute_stack_layout): Update.
17386 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17387 (fr30_expand_prologue): Update.
17388 * config/cris/cris.c (cris_conditional_register_usage): Update.
17389 (cris_reg_saved_in_regsave_area): Update.
17390 (cris_initial_frame_pointer_offset): Update.
17391 (cris_simple_epilogue): Update.
17392 (cris_expand_prologue): Update.
17393 (cris_expand_epilogue): Update.
17394 (cris_expand_pic_call_address): Update.
17395 (cris_asm_output_symbol_ref): Update.
17396 (cris_asm_output_label_ref): Update.
17397 * config/cris/cris.md Update.
17398 * config/iq2000/iq2000.c (compute_frame_size): Update.
17399 (iq2000_expand_epilogue): Update.
17400 * config/mt/mt.h (save_direction): Update.
17401 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17402 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17403 (ia64_secondary_reload_class): Update.
17404 * config/m68k/m68k.c (m68k_save_reg): Update.
17405 (m68k_expand_prologue): Update.
17406 (m68k_expand_epilogue): Update.
17407 (legitimize_pic_address): Update.
17408 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17409 (first_reg_to_save): Update.
17410 (first_altivec_reg_to_save): Update.
17411 (compute_vrsave_mask): Update.
17412 (compute_save_world_info): Update.
17413 (rs6000_stack_info): Update.
17414 (spe_func_has_64bit_regs_p): Update.
17415 (rs6000_ra_ever_killed): Update.
17416 (rs6000_emit_eh_reg_restore): Update.
17417 (rs6000_emit_allocate_stack): Update.
17418 (rs6000_emit_prologue): Update.
17419 (rs6000_emit_epilogue): Update.
17420 (rs6000_output_function_epilogue): Update.
17421 (output_profile_hook): Update.
17422 (rs6000_elf_declare_function_name): Update.
17423 * config/rs6000/rs6000.h (rs6000_args): Update.
17424 * config/rs6000/rs6000.md: Update.
17425 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17426 * config/arc/arc.c (arc_output_function_epilogue): Update.
17427 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17428 * config/darwin.c (machopic_function_base_name): Update.
17429 * config/score/score3.c (score3_compute_frame_size): Update.
17432 (score3_epilogue): Update.
17433 * config/score/score7.c (score7_compute_frame_size): Update.
17434 (score7_prologue): Update.
17435 (score7_epilogue): Update.
17436 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17437 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17438 * config/arm/arm.c (use_return_insn): Update.
17439 (require_pic_register): Update.
17440 (arm_load_pic_register): Update.
17441 (arm_compute_save_reg0_reg12_mask): Update.
17442 (arm_compute_save_reg_mask): Update.
17443 (thumb1_compute_save_reg_mask): Update.
17444 (output_return_instruction): Update.
17445 (arm_output_function_prologue): Update.
17446 (arm_output_epilogue): Update.
17447 (arm_get_frame_offsets): Update.
17448 (arm_expand_prologue): Update.
17449 (thumb_pushpop): Update.
17450 (thumb_exit): Update.
17451 (thumb1_expand_prologue): Update.
17452 (thumb1_expand_epilogue): Update.
17453 (arm_unwind_emit): Update.
17454 (arm_output_fn_unwind): Update.
17455 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17456 * config/arm/arm.md: Update.
17457 * config/pa/pa.md: Update.
17458 * config/pa/pa.c (legitimize_pic_address): Update.
17459 (compute_frame_size): Update.
17460 (hppa_expand_prologue): Update.
17461 (hppa_expand_epilogue): Update.
17462 (borx_reg_operand): Update.
17463 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17464 (HARD_REGNO_RENAME_OK): Update.
17465 * config/mips/mips.c (mips_global_pointer): Update.
17466 (mips_save_reg_p): Update.
17467 (mips_compute_frame_info): Update.
17468 (mips_frame_pointer_required): Update.
17469 (mips_expand_prologue): Update.
17470 (mips_expand_epilogue): Update.
17471 (mips_can_use_return_insn): Update.
17472 (mips_reorg_process_insns): Update.
17473 * config/v850/v850.c (compute_register_save_size): Update.
17474 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17475 * config/mmix/mmix.c (along): Update.
17476 (mmix_expand_epilogue): Update.
17477 * config/bfin/bfin.c (legitimize_pic_address): Update.
17478 (must_save_p): Update.
17479 (stack_frame_needed_p): Update.
17480 (add_to_reg): Update.
17481 (bfin_expand_prologue): Update.
17482 * stmt.c (expand_asm_operands): Update.
17483 * reload1.c (reload): Update.
17484 (init_elim_table): Update.
17486 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17488 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17490 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17492 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17493 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17494 (mov<mode>): Removed.
17495 (*movv4sf_internal): Likewise.
17496 (*movv2df_internal): Likewise.
17498 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17500 * config.gcc (crx-*-elf): Remove deprecation.
17502 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17504 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17505 __gcc_deregister_frame with atexit.
17506 (deregister_frame_dtor): Remove.
17508 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17509 Nathan Sidwell <nathan@codesourcery.com>
17511 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17513 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17514 (rs6000_isel): Likewise.
17515 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17516 (rs6000_isel): New variable.
17517 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17519 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17522 * c-common.c (handle_vector_size_attribute): Call
17523 lang_hooks.types.reconstruct_complex_type instead of
17524 reconstruct_complex_type.
17525 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17526 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17527 * langhooks.h (struct lang_hooks_for_types): Add
17528 reconstruct_complex_type hook.
17529 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17530 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17532 2008-04-24 Richard Guenther <rguenther@suse.de>
17534 * c-common.h (check_builtin_function_arguments): Declare.
17535 * c-common.c (validate_nargs): New function.
17536 (check_builtin_function_arguments): Likewise.
17537 * c-typeck.c (build_function_call): Call
17538 check_builtin_function_arguments.
17539 * builtins.c (fold_builtin_classify): Remove error reporting code.
17540 (fold_builtin_unordered_cmp): Likewise.
17541 (fold_builtin_1): Likewise.
17542 (fold_builtin_n): Likewise.
17544 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17546 PR tree-optimization/36008
17547 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17548 the original op1, rather than delta by step.
17550 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17551 Sebastian Pop <sebastian.pop@amd.com>
17553 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17554 eliminate_local_variables_stmt, eliminate_local_variables,
17555 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17556 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17557 of code delimited by two edges in the CFG.
17558 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17559 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17560 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17561 the case of parallelisation of reductions.
17562 (expr_invariant_in_region_p): New.
17564 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17565 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17567 2008-04-24 Ira Rosen <irar@il.ibm.com>
17568 Richard Guenther <rguenther@suse.de>
17570 PR tree-optimization/36034
17571 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17572 incapable of dealing with loads with gaps.
17574 2008-04-24 Rafael EspÃndola <espindola@google.com>
17576 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17577 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17578 vrp_evaluate_conditional.
17579 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17580 (vrp_evaluate_conditional): Split the cond argument.
17581 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17582 (simplify_stmt_for_jump_threading): Update call to
17583 vrp_evaluate_conditional.
17585 2008-04-24 Ira Rosen <irar@il.ibm.com>
17587 PR tree-optimization/35982
17588 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17589 interleaved data-refs are of the same type.
17591 2008-04-24 Danny Smith <dannysmith@users.net>
17593 * c-format.c (check_format_info_main): Use strncmp rather than a
17594 magic prefix to handle multichar length specs.
17595 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17596 Don't prefix "I64" and "I32" with '\0'.
17598 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17601 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17602 in registers for -m32 only if stdarg_p (fntype).
17604 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17606 PR rtl-optimization/36006
17607 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17608 temp to op0 in order to avoid invalid rtx sharing.
17610 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17612 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17613 check TREE_INVARIANT.
17614 * tree-gimple.c (is_gimple_address): New.
17615 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17616 * tree-gimple.h (is_gimple_address): New.
17617 * tree.h (decl_address_invariant_p): New.
17618 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17619 (build_string): Likewise.
17620 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17621 (tree_invariant_p_1): Likewise.
17622 (save_expr): Use it.
17623 (tree_invariant_p): New.
17624 (skip_simple_arithmetic): Use it.
17625 (stabilize_reference_1): Use it.
17626 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17628 (build1_stat): Drop code to compute TREE_INVARIANT.
17629 (build2_stat): Drop code to compute TREE_INVARIANT.
17630 (build3_stat): Drop code to compute TREE_INVARIANT.
17631 (build4_stat): Drop code to compute TREE_INVARIANT.
17632 (build5_stat): Drop code to compute TREE_INVARIANT.
17633 (build7_stat): Drop code to compute TREE_INVARIANT.
17634 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17635 * tree.h (struct tree_base): Remove invariant_flag.
17636 (TREE_INVARIANT): Remove.
17637 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17638 (fold_builtin_expect): Check TREE_CONSTANT.
17639 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17640 * c-tree.h (c_expr_to_decl): Drop third parameter.
17641 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17642 (build_c_cast): Don't set TREE_INVARIANT.
17643 (pop_init_level): Don't set TREE_INVARIANT.
17644 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17645 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17647 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17648 (gimplify_addr_expr): Adjust comment.
17649 * tree-mudflap.c (mf_build_string):
17650 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17651 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17652 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17653 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17654 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17655 * langhooks.h (struct lang_hooks): Drop third parameter from
17658 2008-04-23 Richard Guenther <rguenther@suse.de>
17660 PR tree-optimization/27799
17661 PR tree-optimization/32921
17662 PR tree-optimization/32624
17663 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17664 SMTs aliases and the tag itself into the solution.
17665 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17666 merge the points-to solution back into the SMT aliases.
17667 (may_alias_p): Use alias_set_subset_of instead of
17668 aliases_conflict_p. A pointer which points to
17669 memory with alias set zero may access any variable.
17671 2008-04-23 Richard Guenther <rguenther@suse.de>
17673 * alias.c (alias_set_subset_of): Correctly handle asking
17674 if zero is a subset of an alias set with zero child.
17675 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17676 (compute_flow_insensitive_aliasing): Correctly walk all
17677 pointers. Do not unnecessarily union sets.
17679 2008-04-23 Richard Guenther <rguenther@suse.de>
17681 PR middle-end/36021
17682 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17684 2008-04-22 Tomas Bily <tbily@suse.cz>
17686 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17688 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17690 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17691 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17692 * tree-inline.c (estimate_num_insns_1): Likewise.
17693 * varasm.c (const_hash_1, compare_constant, copy_constant)
17694 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17695 * emit-rtl.c (component_ref_for_mem_expr)
17696 (set_mem_attributes_minus_bitpos): Likewise.
17697 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17698 (is_aligning_offset): Likewise.
17699 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17700 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17701 * dojump.c (do_jump): Likewise.
17702 * builtins.c (get_pointer_alignment, get_memory_rtx)
17703 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17704 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17706 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17708 PR rtl-optimization/36017
17709 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17710 expanding the library call.
17712 2008-04-22 Ian Lance Taylor <iant@google.com>
17714 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17715 than size_in_bytes.
17717 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17719 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17720 of LR/CTR moves for Power6.
17722 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17724 PR middle-end/36003
17725 * passes.c (init_optimization_passes): Remove
17726 pass_fast_rtl_byte_dce.
17728 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17731 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17732 builtin functions to generate faster code.
17733 (_mm_cvtpu16_ps): Ditto.
17734 (_mm_cvtpi32x2_ps): Ditto.
17736 2008-04-22 Nick Clifton <nickc@redhat.com>
17738 * common.opt (ftree-loop-distribution): Add Optimization
17741 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17742 (frv_expand_builtin_va_start): Likewise.
17744 * config/arm/arm.c (thumb_find_work_register): Fix location of
17745 argument register count.
17747 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17749 Support scheduling for ColdFire V1 and V3 microarchitecture.
17750 Improve scheduling of multiplication instructions.
17752 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17753 (mac): New instruction attribute.
17754 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17755 (m68k_sched_mac): New variable.
17756 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17757 Handle cfv1 and cfv3.
17758 (max_insn_size): New static variable.
17759 (struct _sched_ib): New type.
17760 (sched_ib): New static variable.
17761 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17762 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17763 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17765 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17766 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17767 new variables. Update.
17768 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17769 Add modeling of cfv3 instruction buffer. Update.
17770 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17771 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17772 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17773 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17774 a particular reservation applies to.
17775 (type2): Reorganize attribute values. Rename alu to alu_reg,
17776 alu_l to alu, move_l to omove. Join move to alu. Split mul
17777 to mul_l and mul_w.
17778 (cf_ib_*): Simplify description of instruction buffer.
17779 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17780 (cf_mem): Split into cf_mem1 and cf_mem2.
17781 (cf_v2_move_??): Rename to cfv12_alu_??.
17782 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17783 (cf_v2_mul_??): Remove reservations.
17784 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17785 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17786 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17788 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17789 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17790 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17791 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17792 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17793 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17794 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17795 expansions of the above reservations for instructions of sizes
17798 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17800 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17802 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17804 * coverage.c: Include tree-pass.h.
17805 (coverage_counter_alloc): Print da_file_name to the dump file.
17807 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17809 * sbitmap.c (sbitmap_range_empty_p): New function.
17810 * sbitmap.h (sbitmap_range_empty_p): New function.
17811 * bitmap.h: Now includes obstack.h.
17813 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17814 Kenneth Zadeck <zadeck@naturalbridge.com>
17816 * dbgcnt.def (ra_byte_scan): Added.
17817 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17818 when the last hit happens for a counter.
17819 * timevar.def (TV_DF_BYTE_LR): New variable.
17820 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17821 * passes.c (pass_fast_rtl_byte_dce): New pass.
17822 * fwprop.c (update_df): Added mode to call df_ref_create.
17823 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17824 DF_REF_EXTRACT_OFFSET.
17825 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17826 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17828 (df_ref_extract): Added mode field.
17829 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17830 DF_REF_EXTRACT_OFFSET.
17831 (DF_REF_EXTRACT_MODE): New macro.
17832 (df_byte_lr_bb_info): New structure.
17833 (df_print_byte_regset, df_compute_accessed_bytes,
17834 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17835 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17836 df_byte_lr_simulate_uses,
17837 df_byte_lr_simulate_artificial_refs_at_top,
17838 df_byte_lr_simulate_artificial_refs_at_end,
17839 df_compute_accessed_bytes): New function.
17840 (df_ref_create): Add parameter.
17841 (df_byte_lr_get_bb_info): New inline function.
17842 * df-scan.c (df_ref_record, df_uses_record,
17843 df_ref_create_structure): Added mode parameter.
17844 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17845 df_defs_record, df_uses_record, df_get_conditional_uses,
17846 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17847 df_entry_block_defs_collect, df_exit_block_uses_collect):
17848 Added mode parameter to calls to df_ref_record, df_uses_record,
17849 df_ref_create_structure.
17850 (df_ref_equal_p, df_ref_compare): Added test for modes.
17851 (df_ref_create_structure): Added code to set mode. Renamed
17852 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17853 DF_REF_EXTRACT_OFFSET.
17854 * df-core.c (df_print_byte_regset): New function.
17855 * df-byte-scan.c: New file.
17856 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17857 calls to BITMAP_FREE.
17858 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17859 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17860 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17861 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17862 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17863 df_byte_lr_local_compute, df_byte_lr_init,
17864 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17865 df_byte_lr_transfer_function, df_byte_lr_free,
17866 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17867 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17868 df_byte_lr_simulate_uses,
17869 df_byte_lr_simulate_artificial_refs_at_top,
17870 df_byte_lr_simulate_artificial_refs_at_end): New function.
17871 * dce.c (byte_dce_process_block): New function.
17872 (dce_process_block): au is now passed in rather than computed
17873 locally. Changed loops that look at artificial defs to not look
17874 for conditional or partial ones, because there never are any.
17875 (fast_dce): Now is able to drive byte_dce_process_block or
17876 dce_process_block depending on the kind of dce being done.
17877 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17878 (rest_of_handle_fast_byte_dce): New function.
17879 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17880 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17882 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17885 * gcc.h: Added fortran options that take arguments to
17886 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17889 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17891 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17892 scalarization if on the LHS and not a full access.
17894 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17896 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17898 2008-04-18 Rafael EspÃndola <espindola@google.com>
17900 * tree-vrp.c (find_case_label_index): Fix the binary search.
17901 (find_case_label_range): New.
17902 (vrp_visit_switch_stmt): Use find_case_label_range.
17903 (simplify_switch_using_ranges): Use find_case_label_range.
17905 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17907 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17908 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17910 2008-04-18 Tom Tromey <tromey@redhat.com>
17913 * doc/cpp.texi (Implementation-defined behavior): Mention
17916 2008-04-18 Ian Lance Taylor <iant@google.com>
17918 * fold-const.c (pointer_may_wrap_p): New static function.
17919 (fold_comparison): Add another test for pointer overflow. Use
17920 pointer_may_wrap_p to disable some false positives.
17922 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17924 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17925 (fname_as_string): Match updated cpp_interpret_string prototype.
17926 (fix_string_type): Support char16_t* and char32_t*.
17927 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17928 derivative) nodes. Register as builtin if C++0x.
17929 (c_parse_error): Support CPP_CHAR{16,32}.
17930 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17931 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17932 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17933 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17934 CTI_CHAR32_ARRAY_TYPE>: New elements.
17935 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17936 char32_type_node, signed_char32_type_node, char16_array_type_node,
17937 char32_array_type_node): New defines.
17938 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17939 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17940 (lex_string): Support CPP_STRING{16,32}, match updated
17941 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17942 (lex_charconst): Support CPP_CHAR{16,32}.
17943 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17944 and CPP_STRING{16,32}.
17946 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17949 * aclocal.m4: Regenerate.
17950 * configure: Regenerate.
17952 2008-04-18 Jan Hubicka <jh@suse.cz>
17954 * except.c (dw2_size_of_call_site_table,
17955 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17957 * cgraphbuild.c (build_cgraph_edges): Update.
17958 * tree-pass.h: Update comment.
17959 * final.c (leaf_function_p): Update.
17960 (leaf_renumber_regs): Update.
17961 (rest_of_clean_state): Update.
17962 * omp-low.c (expand_omp_parallel): Update.
17963 * ipa-reference.c (analyze_function): Update.
17964 * reorg.c (find_end_label): Update.
17965 (optimize_skip): Update.
17966 (fill_simple_delay_slots): Update.
17967 (fill_simple_delay_slots): Update.
17968 (make_return_insns): Update.
17969 (dbr_schedule): Update.
17970 * gimple-low.c (record_vars_into): Update.
17971 * cfgbuild.c (make_edges): Update.
17972 * function.c (assign_stack_local): Update.
17973 (assign_parm_adjust_stack_rtl): Update.
17974 (locate_and_pad_parm): Update.
17975 (allocate_struct_function): Do not initialize stack_alignment_needed
17976 and preferred_stack_boundary here.
17977 (stack_protect_prologue): Update.
17978 (stack_protect_epilogue): Update.
17979 (expand_function_start): Initialize stack_alignment_needed,
17980 preferred_stack_boundary and max_jumptable_ents.
17981 (expand_function_end): Update.
17982 (free_after_compilation): Do not NULLify epilogue_delay_list.
17983 * function.h (struct rtl_data): Add stack_protect_guard,
17984 stack_alignment_needed,
17985 preferred_stack_boundary, epilogue_delay_list.
17986 (struct function): Remove value_histograms, stack_alignment_needed,
17987 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17989 unexpanded_var_list, stack_protect_guard.
17990 (current_function_epilogue_delay_list): Remove.
17991 * ipa-type-escape.c (analyze_function): Update.
17992 * gimplify.c (pop_gimplify_context): Update comment.
17993 * calls.c (expand_call): Update.
17994 (emit_library_call_value_1): Update.
17995 * except.c (set_nothrow_function_flags): Update.
17996 * cfgexpand.c (get_decl_align_unit): Update.
17997 (create_stack_guard): Update.
17998 (estimated_stack_frame_size): Update.
17999 (expand_used_vars): Update.
18000 (tree_expand_cfg): Free histogram earliers, init expansion variables.
18001 * explow.c (allocate_dynamic_stack_space): Update.
18002 * tree-ssa-live.c (remove_unused_locals): Update.
18003 * varasm.c (mark_constant_pool): Update.
18004 * tree-inline.c (remap_decls): Update.
18005 (initialize_cfun): Update.
18006 (declare_return_variable): Update.
18007 (inline_forbidden_p): Update.
18008 (expand_call_inline): Update.
18009 (declare_inline_vars): Update.
18010 (tree_function_versioning): Update.
18011 * tree-flow.h (value_histograms): New.
18012 (VALUE_HISTOGRAMS): New macro.
18013 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
18015 * tree-cfg.c (set_bb_for_stmt): Update.
18016 (replace_by_duplicate_decl): Update.
18017 (move_block_to_fn): Update.
18018 (new_label_mapper): Update.
18019 (dump_function_to_file): Update.
18020 * ipa-struct-reorg.c (build_data_structure): Update.
18021 * cfgrtl.c (print_rtl_with_bb): Update.
18022 * reload1.c (reload): Update.
18024 * config/i386/i386.c (setup_incoming_varargs_64,
18025 ix86_compute_frame_layout): Update.
18026 * config/arc/arc.c (arc_output_function_epilogue): Update.
18028 2008-04-18 Marius Strobl <marius@FreeBSD.org>
18030 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
18031 for FreeBSD as well.
18032 * gthr-posix95.h: Likewise.
18034 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
18036 PR rtl-optimization/35838
18037 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
18038 out the byte offset of the first subreg.
18040 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
18042 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
18043 to split_ti instead of three separate calls with single member arrays.
18044 (subti3 splitter): Ditto.
18045 (adddi3 splitter): Ditto with split_di.
18046 (subdi3 splitter): Ditto.
18047 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
18048 two separate calls with single member arrays. Swap match_dup
18049 operands 1 and 2 to better fit into the array.
18050 (negdi2 splitter): Ditto with split_di.
18051 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
18052 two separate calls with single member arrays. Swap match_dup operands
18053 6 and 7 to better fit into the array.
18055 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
18057 * config/i386/i386.c (sse_builtin_type): New.
18058 (bdesc_sse_args): Likewise.
18059 (bdesc_sse_3arg): Removed.
18060 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18061 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
18062 IX86_BUILTIN_ROUNDPS.
18063 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
18064 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
18065 IX86_BUILTIN_ROUNDPS.
18066 (ix86_expand_sse_4_operands_builtin): Removed.
18067 (ix86_expand_sse_operands_builtin): New.
18068 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
18069 and CODE_FOR_sse4_1_roundps.
18070 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18071 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
18073 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18076 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18077 regs before frame pop when needed. If use_backchain_to_restore_sp
18078 then load backchain into a temp reg to restore vr and vrsave. Add
18079 code to restore vr after frame pop if possible.
18081 2008-04-17 Richard Guenther <rguenther@suse.de>
18083 * tree-vn.c (expressions_equal_p): Do not check type
18084 equality or compatibility before calling operand_equal_p.
18085 * fold-const.c (operand_equal_p): Check equivalence of
18086 integer constants before bailing out due to signedness or
18087 precision differences.
18088 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18089 spurious differences in type qualification. Ignore types
18090 for COMPONENT_REFs at all.
18092 2008-04-17 Christian Bruel <christian.bruel@st.com>
18094 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18095 msw_skip comparison.
18097 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18100 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18103 PR tree-optimization/35899
18104 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18105 rather than TREE_OPERAND.
18107 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18110 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18111 temporary registers. Change operand predicate to general_operand.
18112 (remainderxf3): Ditto.
18114 2008-04-16 Richard Guenther <rguenther@suse.de>
18116 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18117 * tree-affine.c (aff_combination_expand): Look through some
18120 2008-04-15 Doug Kwan <dougkwan@google.com>
18122 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18124 * tree-pretty-print.c (dump_generic_node): Ditto.
18125 * final.c (output_addr_const): Ditto.
18126 * dwarf2out.c (output_cfi): Ditto.
18127 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18128 * print-rtl.c (print_rtx): Ditto.
18129 * print-tree.c (print_node_brief, print_node): Ditto.
18130 * c-common.c (match_case_to_enum_1): Ditto.
18131 * sched-vis.c (print_value): Ditto.
18132 * config/i386/i386.c (print_operand): Cast to long unsigned int
18135 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18136 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18137 MS Windows VirtualProtect function.
18139 2008-04-15 Jan Hubicka <jh@suse.cz>
18141 * gengtype.c (write_root): Param_is argument is OK.
18142 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18143 * function.h: Include varray.h
18144 (rtl_eh): New stucture based on except.c one.
18145 (call_site_record): New forward declaration and vector type.
18146 * calls.c (emit_call_1): Do not call
18147 note_current_region_may_contain_throw.
18148 * except.c (eh_status): Remove cur_region, try_region since they are
18150 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18151 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18152 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18153 Remove call_site_data_used, call_site_data_size.
18154 Turn call_site_record into vector in function.h.
18155 (note_current_region_may_contain_throw): Remove.
18156 (get_exception_pointer, get_exception_filter): Do not take struct
18157 function argument; update.
18158 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18159 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18160 build_post_landing_pads, dw2_build_landing_pads,
18161 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18162 sjlj_emit_function_enter, sjlj_emit_function_enter,
18163 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18164 sjlj_build_landing_pads, finish_eh_generation,
18165 remove_exception_handler_label, remove_eh_handler,
18166 maybe_remove_eh_handler, add_reachable_handler,
18167 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18168 add_action_record, collect_one_action_chain, add_call_site,
18169 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18170 sjlj_output_call_site_table, output_function_exception_table,
18171 * except.h (note_current_region_may_contain_throw): Remove
18172 (get_exception_pointer, get_exception_filter): Do not take struct
18174 * Makefile.in (GTFILES): Put varargs before struct function.
18176 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18178 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18179 punt for STRING_CST.
18180 (get_constraint_for): Deal with STRING_CST here instead.
18182 2008-04-15 Richard Guenther <rguenther@suse.de>
18184 * tree-ssa-propagate.c (substitute_and_fold): Substitute
18185 statements in a basic-block with a backward walk. Do not
18186 substitute into dead statements but instead remove those.
18188 2008-04-15 Richard Guenther <rguenther@suse.de>
18190 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
18191 to zero, thus disable creation of SFTs.
18193 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18195 * tree-predcom.c (suitable_reference_p): Return false if the
18196 reference can throw.
18198 2008-04-15 Jakub Jelinek <jakub@redhat.com>
18201 * c-decl.c (finish_decl): If extern or static var has variable
18202 size, set TREE_TYPE (decl) to error_mark_node.
18204 2008-04-15 Rafael EspÃndola <espindola@google.com>
18206 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
18209 2008-04-15 Richard Guenther <rguenther@suse.de>
18211 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18212 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
18213 (visit_reference_op_load): Do walk vuse-vdef chains on
18214 vn_reference_lookup.
18215 (visit_reference_op_store): But do not here.
18216 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
18217 vn_reference_lookup.
18218 (vn_lookup_with_vuses): But do so here.
18220 2008-04-14 Ian Lance Taylor <iant@google.com>
18222 * fold-const.c (fold_overflow_warning): Remove assertion.
18224 2008-04-15 Ben Elliston <bje@au.ibm.com>
18226 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
18227 temp1 local variables.
18229 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
18232 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
18233 ".text.unlikely" section as executable.
18235 2008-04-14 James E. Wilson <wilson@tuliptree.org>
18237 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18238 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
18239 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
18240 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
18241 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
18242 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
18243 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
18245 2008-04-14 Ian Lance Taylor <iant@google.com>
18247 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
18248 * fold-const.c (fold_comparison): If appropriate, test
18249 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
18250 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
18251 reassociating a pointer type.
18252 * doc/invoke.texi (Optimize Options): Document that
18253 -fstrict-overflow applies to pointer wraparound.
18255 2008-04-13 Jan Hubicka <jh@suse.cz>
18257 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
18259 2008-04-12 Andrew Pinski <pinskia@gmail.com>
18261 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
18262 we are going to "save the world".
18264 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
18266 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
18267 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
18268 operand 0 constraint, not "=".
18270 2008-04-11 James E. Wilson <wilson@tuliptree.org>
18272 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
18274 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18276 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
18277 of size of positions_needed * CHAR_BIT.
18279 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18281 PR middle-end/35897
18282 * dse.c (store_info): Change positions_needed to unsigned
18284 (lowpart_bitmask): New.
18285 (record_store): Cast to unsigned HOST_WIDE_INT for
18286 positions_needed. Assert width <= size of positions_needed *
18287 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
18288 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
18289 lowpart_bitmask to set mask.
18291 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18293 * config/bfin/constraints.md: New file.
18294 * config/bfin/bfin.md: Include it.
18295 (adddi3): Use satisfies_constraint functions instead of the old macros.
18296 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
18297 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
18298 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
18299 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
18300 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
18301 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
18302 EXTRA_CONSTRAINT): Delete.
18303 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
18304 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
18306 * config/bfin/bfin.c: Include "tm-constrs.h".
18307 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
18308 Use satisfies_constraint functions instead of the old macros.
18309 * doc/md.texi (Blackfin Constraints): Update file name reference.
18311 2008-04-11 Richard Guenther <rguenther@suse.de>
18313 PR tree-optimization/35869
18314 * tree-vrp.c (execute_vrp): Move switch statement update after
18315 jump threading. Schedule another cfg cleanup run.
18317 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
18320 * attribs.c (decl_attributes): Return early on errorneous node.
18322 2008-04-10 Oleg Ryjkov <olegr@google.com>
18324 * tree.h (struct tree_base): Added a new flag default_def_flag.
18325 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18327 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18329 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18331 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18334 * pa.md: Define mode iterator P. Define mode attribute dwc.
18335 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18336 (icacheflush): Likewise.
18337 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18338 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18340 2008-04-11 Ben Elliston <bje@au.ibm.com>
18342 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18344 2008-04-10 Rafael EspÃndola <espindola@google.com>
18346 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18347 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18348 (extract_range_from_expr): The same.
18350 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18352 * config/mips/mips.md (GPR2): New mode iterator.
18353 (seq): Add comment.
18354 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18355 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18356 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18357 Rewrite these to take two modes, the mode of comparison and the
18358 mode of the destination.
18359 * config/mips/mips.c (mips_expand_scc): Instead of having
18360 paradoxical subreg as destination, expand "narrowing" scc if mode
18361 of comparison is SI and target is requested in DI mode.
18362 (mips_emit_int_order_test): Update comment. Make mode of
18363 comparison match CMP0 rather than TARGET. When creating inverse
18364 target use mode of TARGET.
18366 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18368 * gcov-dump.c (tag_summary): Only print summaries for the first
18369 GCOV_COUNTERS_SUMMABLE counters.
18371 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18373 * config/i386/i386.md (absneg): New code iterator.
18374 (absnegprefix): New code attribute.
18375 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18376 patterns using absneg code iterator.
18377 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18378 using absneg code iterator.
18379 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18380 *neg<mode>2 patterns using absneg code iterator.
18381 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18382 *negextendsfdf2 patterns using absneg code iterator.
18383 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18384 *negextendsfxf2 patterns using absneg code iterator.
18385 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18386 *negextendsfdf2 patterns using absneg code iterator.
18387 * config/i386/sse.md (<code><mode>2): Macroize expander from
18388 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18390 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18392 * config/s390/s390.h: Remove the remains of the recent search
18393 & replace action of current_function_outgoing_args_size.
18395 2008-04-10 Ira Rosen <irar@il.ibm.com>
18397 PR tree-optimization/35821
18398 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18399 NEW_STMT_LIST is not NULL.
18401 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18404 * toplev.c (process_options): Remove -ffunction-sections debugging
18407 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18409 PR middle-end/PR28690
18410 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18411 than gen_rtx_fmt_ee to perform more canonicalizations.
18413 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18416 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18418 2008-04-09 Richard Guenther <rguenther@suse.de>
18420 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18421 (dump_function_to_file): Dump function arguments with types.
18423 2008-04-08 Richard Guenther <rguenther@suse.de>
18425 * fold-const.c (fold_widened_comparison): Do not allow
18426 sign-changes that change the result.
18428 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18431 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18432 kinds of indirect references.
18434 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18436 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18437 GNU Fortran language string.
18439 2008-04-08 Rafael EspÃndola <espindola@google.com>
18441 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18442 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18443 * tree.h (tree_call_nonnegative_warnv_p): New.
18445 2008-04-08 Jan Hubicka <jh@suse.cz>
18447 * function.c (free_after_compilation): Clear out regno_reg_rtx
18450 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18453 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18455 PR middle-end/PR28690
18456 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18457 same precedence as REG_POINTER and MEM_POINTER operands.
18459 2008-04-08 Richard Guenther <rguenther@suse.de>
18461 PR middle-end/35834
18462 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18463 for adding index to base.
18465 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18467 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18468 (MINGW_ENABLE_EXECUTE_STACK): New.
18469 (IN_LIBGCC2): For libgcc include windows.h file for
18470 function declarations.
18472 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18474 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18475 and tem2 if tem1 is not a REG or MULT.
18477 2008-04-08 Jan Hubicka <jh@suse.cz>
18479 * function.h (incomming_args): Break out of struct function.
18480 (function_subsections): Break out of struct function.
18481 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18482 return_rtx and hard_reg_initial_vals from struct function.
18483 Kill inl_max_label_num.
18484 (current_function_pops_args, current_function_args_info,
18485 current_function_args_size, current_function_args_size,
18486 current_function_pretend_args_size,
18487 current_function_outgoing_args_size,
18488 current_function_internal_arg_pointer, current_function_return_rtx):
18489 Kill compatibility accestor macros.
18490 * builtins.c (expand_builtin_apply_args_1): Update.
18491 (expand_builtin_next_arg): Update.
18492 * df-scan.c (df_get_call_refs): Update.
18493 * dbxout.c (dbxout_function_end): Update.
18494 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18495 (output_line_info): Update.
18496 (secname_for_decl): Update.
18497 (dwarf2out_var_location): Update.
18498 * function.c (free_after_compilation): Update.
18499 (assign_parm_find_stack_rtl): Update.
18500 (assign_parms): Update.
18501 (expand_dummy_function_end): Update.
18502 (expand_function_end): Update.
18503 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18504 (expand_call): Update.
18505 (emit_library_call_value_1): Update.
18506 (store_one_arg): Update.
18507 * varasm.c (initialize_cold_section_name): Update.
18508 (unlikely_text_section): Update.
18509 (unlikely_text_section_p): Update.
18510 (assemble_start_function): Update.
18511 (assemble_end_function): Update.
18512 (default_section_type_flags): Update.
18513 (switch_to_section): Update.
18514 * integrate.c (set_decl_abstract_flags): Update.
18515 (get_hard_reg_initial_val): Update.
18516 (has_hard_reg_initial_val): Update.
18517 (allocate_initial_values): Update.
18518 * resource.c (init_resource_info): Update.
18519 * config/alpha/alpha.c (NUM_ARGS): Update.
18520 (direct_return): Update.
18521 (alpha_va_start): Update.
18522 (alpha_sa_size): Update.
18523 (alpha_initial_elimination_offset): Update.
18524 (alpha_expand_prologue): Update.
18525 (alpha_start_function): Update.
18526 (alpha_expand_epilogue): Update.
18527 (unicosmk_initial_elimination_offset):
18528 * config/alpha/alpha.md (call expander): Update.
18529 * config/s390/s390.c (s390_register_info): Update.
18530 (s390_register_info): Update.
18531 (s390_frame_info): Update.
18532 (s390_initial_elimination_offset): Update.
18533 (s390_build_builtin_va_list): Update.
18534 (s390_va_start): Update.
18535 * config/spu/spu.c (direct_return): Update.
18536 (spu_expand_prologue): Update.
18537 (spu_initial_elimination_offset): Update.
18538 (spu_build_builtin_va_list): Update.
18539 (spu_va_start): Update.
18540 * config/sparc/sparc.c (sparc_init_modes): Update.
18541 (sparc_compute_frame_size): Update.
18542 (function_value): Update.
18543 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18544 * config/i386/i386.md (return expander): Update.
18545 * config/i386/i386.c (ix86_va_start): Update.
18546 (ix86_can_use_return_insn_p): Update.
18547 (ix86_compute_frame_layout): Update.
18548 (ix86_expand_epilogue): Update.
18549 * config/sh/sh.c (output_stack_adjust): Update.
18550 (calc_live_regs): Update.
18551 (sh_expand_prologue): Update.
18552 (sh_builtin_saveregs): Update.
18553 (sh_va_start): Update.
18554 (initial_elimination_offset): Update.
18555 (sh_allocate_initial_value): Update.
18556 (sh_function_ok_for_sibcall): Update.
18557 (sh_get_pr_initial_val): Update.
18558 * config/sh/sh.md (return expander): Update.
18559 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18560 * config/crx/crx.c (crx_compute_frame): UPdate.
18561 (crx_initial_elimination_offset): UPdate.
18562 * config/xtensa/xtensa.c (compute_frame_size): Update
18563 (xtensa_builtin_saveregs): Update.
18564 (xtensa_va_start): Update.
18565 (order_regs_for_local_alloc): Update.
18566 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18567 (xstormy16_expand_builtin_va_start): Update.
18568 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18569 * config/m68hc11/m68hc11.md (return expanders): Update.
18570 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18571 (expand_epilogue): Update.
18572 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18573 (cris_simple_epilogue): Update.
18574 (cris_expand_prologue): Update.
18575 (cris_expand_epilogue): Update.
18576 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18577 (compute_frame_size): Update.
18578 * config/mt/mt.c (mt_compute_frame_size): Update.
18579 * config/mn10300/mn10300.c (expand_prologue): Update.
18580 (expand_epilogue): Update.
18581 (initial_offset): Update.
18582 (mn10300_builtin_saveregs):
18583 * config/mn10300/mn10300.md (return expander): Update.
18584 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18585 (ia64_initial_elimination_offset): Update.
18586 (ia64_initial_elimination_offset): Update.
18587 (ia64_expand_prologue): Update.
18588 * config/m68k/m68k.md (return expander): Update.
18589 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18590 (rs6000_stack_info): Update.
18591 * config/mcore/mcore.c (layout_mcore_frame): Update.
18592 (mcore_expand_prolog): Update.
18593 * config/arc/arc.c (arc_compute_frame_size): Update.
18594 * config/score/score3.c (score3_compute_frame_size): Update.
18595 * config/score/score7.c (score7_compute_frame_size): Update.
18596 * config/arm/arm.c (use_return_insn): Update.
18597 (thumb_find_work_register): Update.
18598 (arm_compute_save_reg_mask): Update.
18599 (arm_output_function_prologue): Update.
18600 (arm_output_epilogue): Update.
18601 (arm_size_return_regs): Update.
18602 (arm_get_frame_offsets): Update.
18603 (arm_expand_prologue): Update.
18604 (thumb_exit): Update.
18605 (thumb_unexpanded_epilogue): Update.
18606 (thumb1_output_function_prologue): Update.
18607 * config/pa/pa.md (return expander): Update.
18608 * config/pa/pa.c (compute_frame_size): Update.
18609 (hppa_builtin_saveregs): Update.
18610 * config/mips/mips.c (mips_va_start): Update.
18611 (mips16_build_function_stub): Update.
18612 (mips_compute_frame_info): Update.
18613 (mips_restore_gp): Update.
18614 (mips_output_function_prologue): Update.
18615 (mips_expand_prologue): Update.
18616 * config/v850/v850.c (compute_frame_size): Update.
18617 (expand_prologue): * config/mmix/mmix.c (along): update.
18618 (mmix_initial_elimination_offset): update.
18619 (mmix_reorg): update.
18620 (mmix_use_simple_return): update.
18621 (mmix_expand_prologue): update.
18622 (mmix_expand_epilogue): Update.
18623 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18624 (emit_link_insn): Update.
18626 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18628 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18629 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18631 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18634 2008-04-07 Jan Hubicka <jh@suse.cz>
18636 * function.h (rtl): Rename to x_rtl.
18637 (crtl): New define.
18638 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18639 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18640 used_temp_slots avail_temp_slots, temp_slot_level,
18641 nonlocal_goto_handler_labels): Update accesstors.
18642 (rtl): New global variable.
18643 (struct function): Move some fileds to rtl_data.
18644 (get_arg_pointer_save_area): Update prototype.
18645 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18646 get_arg_pointer_save_area.
18647 * expr.c (init_expr): Update
18648 * function.c (get_frame_size): Update
18649 (assign_stack_local): Update
18650 (expand_function_end): Update.
18651 (get_art_pointer_save_area): Update
18653 * emit-rtl.c (rtl): Declare.
18654 (regno_reg_rtx): Declare.
18655 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18657 (gen_reg_rtx): Update.
18658 * varasm.c (n_deferred_constatns): Update accestor.
18659 (init_varasm_status): Do not allocate varasm_status.
18660 (force_const_mem, get_pool_size, output_constant_pool): Update.
18661 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18662 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18663 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18664 * sparc/sparc.h (INIT_EXPANDERS): Update.
18665 * ia64/ia64.h (INIT_EXPANDERS): Update.
18667 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18669 * reload.c (push_secondary_reload): Add missing break to for loop.
18671 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18673 PR middle-end/PR28690
18674 * rtlanal.c: Update copyright years.
18675 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18676 as REG_POINTER and MEM_POINTER operands.
18677 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18678 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18679 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18680 * gcse.c: Update copyright years.
18681 (pre_delete): Call gen_reg_rtx_and_attrs.
18682 (hoist_code): Likewise.
18683 (build_store_vectors): Likewise.
18684 (delete_store): Likewise.
18685 * loop-invariant.c (move_invariant_reg): Likewise.
18686 Update copyright years.
18688 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18690 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18691 control string instead of quoted.
18693 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18695 * doc/rtl.texi: Rewrite of subreg section.
18697 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18700 * config/i386/i386.c (legitimize_pic_address): Add treating
18701 of dllimport SYM_REF's.
18702 (legitimize_dllimport_symbol): Add prototype.
18704 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18706 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18707 reference in constructor with non self-referential type.
18709 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18711 Removal of Return with Depressed Stack Pointer support
18712 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18713 (ECF_SP_DEPRESSED): Likewise.
18714 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18715 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18716 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18717 (expand_call): Do not test ECF_SP_DEPRESSED.
18718 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18719 * function.c (keep_stack_depressed): Delete.
18720 (handle_epilogue_set): Likewise.
18721 (update_epilogue_consts): Likewise.
18722 (emit_equiv_load): Likewise.
18723 (thread_prologue_and_epilogue_insns): Remove support for Return with
18724 Depressed Stack Pointer.
18725 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18727 2008-04-06 Richard Guenther <rguenther@suse.de>
18729 PR tree-optimization/35400
18730 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18731 information from SSA_NAMEs.
18733 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18735 * config/avr/avr.h (avr_mega_p): Remove declaration.
18736 (AVR_MEGA): Remove macro.
18737 * config/avr/avr.c (avr_mega_p): Remove variable.
18738 (avr_override_options): Remove inicializion of avr_mega_p.
18739 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18740 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18741 (avr_jump_mode): (Ditto.).
18742 (avr_output_progmem_section_asm_op): (Ditto.).
18743 (avr_asm_init_sections): (Ditto.).
18744 (avr_asm_init_sections): (Ditto.).
18745 (avr_rtx_costs): (Ditto.).
18746 * config/avr/avr.md: (Ditto.).
18747 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18750 2008-04-06 Richard Guenther <rguenther@suse.de>
18752 PR tree-optimization/35842
18753 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18754 is_gimple_invariant_address.
18756 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18758 * gcc.c (default_compilers): Sync Fortran extensions list with
18759 that in fortran/lang-specs.h.
18760 * doc/invoke.texi: Likewise.
18761 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18762 * dwarf2out.c (gen_compile_unit_die): Likewise.
18764 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18766 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18768 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18771 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18772 attribute is used for nested functions.
18774 2008-04-05 Jan Hubicka <jh@suse.cz>
18776 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18778 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18780 (dump_files): Update.
18781 (enable_rtl_dump_file): Do not accept letter argument.
18782 * tree-pass.h (dump_file_info): Remove letter argument.
18783 * toplev.c (decode_d_option): Update -da handling.
18784 * toplev.h (enable_rtl_dump_file): Update prototype.
18785 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18786 it out based on pass type.
18787 (register_dump_files_1): Likewise.
18788 (init_optimization_passes): Update register_one_dump_file calls.
18789 (execute_one_pass): Sanity check that IPA passes are called at IPA
18790 level and RTL passes at RTL level.
18791 (execute_pass_list): IPA pass can not be after or subpass of
18793 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18794 disallov RTL subpasses of IPA subpasses.
18796 2008-04-05 Ben Elliston <bje@au.ibm.com>
18798 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18799 builtins that return exactly once and do not throw. Cache call to
18802 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18804 PR rtl-optimization/34916
18805 PR middle-end/35519
18806 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18807 between instruction pairs.
18809 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18811 * doc/invoke.texi: Document -mbitops for SH.
18812 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18813 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18814 * config/sh/sh.c (print_operand): Add %t operand code.
18815 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18816 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18817 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18818 (extendqihi2): Likewise.
18819 (movqi_i): Likewise.
18820 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18821 (extv): Use bld instruction for SH2A if possible.
18823 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18824 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18825 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18826 (bset.b, bclr.b): Define peepholes.
18827 * config/sh/sh.opt (mbitops): New option.
18829 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18832 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18833 and view convert expression.
18835 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18838 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18840 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18842 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18844 * config/i386/cpuid.h (bit_AES): New.
18845 (bit_PCLMUL): Likewise.
18847 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18848 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18849 SSE2 if AES or PCLMUL is enabled.
18850 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18851 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18852 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18853 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18854 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18855 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18856 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18857 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18858 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18859 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18860 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18861 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18862 __builtin_ia32_aeskeygenassist128 and
18863 __builtin_ia32_pclmulqdq128.
18864 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18865 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18866 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18868 * config/i386/i386.h (TARGET_AES): New.
18869 (TARGET_PCLMUL): Likewise.
18870 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18872 * config/i386/i386.md (UNSPEC_AESENC): New.
18873 (UNSPEC_AESENCLAST): Likewise.
18874 (UNSPEC_AESDEC): Likewise.
18875 (UNSPEC_AESDECLAST): Likewise.
18876 (UNSPEC_AESIMC): Likewise.
18877 (UNSPEC_AESKEYGENASSIST): Likewise.
18878 (UNSPEC_PCLMUL): Likewise.
18880 * config/i386/i386.opt (maes): New.
18881 (mpclmul): Likewise.
18883 * config/i386/sse.md (aesenc): New pattern.
18884 (aesenclast): Likewise.
18885 (aesdec): Likewise.
18886 (aesdeclast): Likewise.
18887 (aesimc): Likewise.
18888 (aeskeygenassist): Likewise.
18889 (pclmulqdq): Likewise.
18891 * config/i386/wmmintrin.h: New.
18893 * doc/extend.texi: Document AES and PCLMUL built-in function.
18895 * doc/invoke.texi: Document -maes and -mpclmul.
18897 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18899 * function.c (free_after_parsing): Replace with
18900 cxx_push_function_context from C++ front-end.
18901 (allocate_struct_function): Don't call langhook.
18902 * langhooks.h (struct lang_hooks_for_functions): Delete.
18903 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18905 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18906 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18907 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18908 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18909 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18910 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18911 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18913 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18914 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18916 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18919 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18922 2008-04-04 Richard Guenther <rguenther@suse.de>
18924 PR middle-end/35823
18925 * fold-const.c (optimize_minmax_comparison): Use the correct
18926 type for the constant in the simplified comparison.
18928 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18930 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18931 Pass L2 size as "--param l2-cache-size" to the compiler.
18932 (decode_l2_cache): New function to decode L2 cache parameters using
18933 0x8000006 extended cpuid function.
18934 (detect_caches_amd): Determine parameters of L2 cache using
18935 decode_l2_caches function.
18936 (decode_caches_intel): Decode L2 cache parameters.
18937 (detect_caches_intel): Determine L2 cache parameters using
18938 decode_caches_intel and decode_l2_caches functions.
18940 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18942 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18943 secondary input reload for subword loads from the constant pool.
18945 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18948 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18949 constants of the appropriate size for runtime calculations.
18952 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18953 decimal-float literal constant zero.
18955 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18958 * c-parser.c (c_parser_omp_atomic): Call
18959 default_function_array_conversion on the RHS.
18961 PR middle-end/35818
18962 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18963 call is_variable_sized if decl has incomplete type.
18965 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18967 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18969 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18971 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18973 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18974 (sgt<u>): Merge sgt and sgtu into new expander.
18975 (sgt, sgtu): Remove expanders.
18976 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18977 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18978 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18979 *sgtu_<mode>_mips16 into new pattern.
18980 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18981 (sge<u>): Merge sge and sgeu into new expander.
18982 (sge, sgeu): Remove expanders.
18983 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18985 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18986 (slt<u>): Merge slt and sltu into new expander.
18987 (slt, sltu): Remove expanders.
18988 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18989 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18990 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18991 *sltu_<mode>_mips16 into new pattern.
18992 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18993 (sle<u>): Merge sle and sleu into new expander.
18994 (sle, sleu): Remove expanders.
18995 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18996 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18997 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18998 *sleu_<mode>_mips16 into new pattern.
18999 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
19001 2008-04-03 Jan Hubicka <jh@suse.cz>
19003 PR tree-optimization/35795
19004 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
19005 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19006 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
19007 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
19008 * score/score3.c (score3_output_mi_thunk): Likewise.
19009 * score/score7.c (score7_output_mi_thunk): Likewise.
19010 * mips/mips.c (mips_output_mi_thunk): Likewise.
19012 2008-04-03 Richard Guenther <rguenther@suse.de>
19014 * tree-vrp.c (extract_range_from_unary_expr): Handle all
19015 conversions. Simplify code.
19017 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
19019 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
19021 2008-04-03 Tom Tromey <tromey@redhat.com>
19022 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19024 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19025 * config/bfin/t-bfin-linux (generated_files): Add
19026 linux-sysroot-suffix.h.
19027 * doc/install.texi (Prerequisites): Require make 3.80.
19028 * doc/sourcebuild.texi (Front End Directory): Document new
19030 * Makefile.in (generated_files): New variable.
19031 (ALL_HOST_OBJS): New variable.
19032 ($(ALL_HOST_OBJS)): New target.
19034 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19036 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
19037 (remap_block): Call id->transform_lang_insert_block instead
19039 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
19040 Set id.transform_lang_insert_block to NULL.
19041 (clone_body): Move to cp/optimize.c
19042 * tree-inline.h (struct copy_body_data): Change
19043 transform_lang_insert_block to function pointer.
19044 (copy_generic_body, copy_decl_no_change): Export.
19045 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
19046 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
19047 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
19049 * c-tree.h (insert_block): Kill.
19050 * c-decl.c (insert_block): Kill.
19052 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19054 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19055 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19056 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
19058 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
19059 argument, call {push,pop}_function_context from here.
19060 * c-parser.c: Use c_{push,pop}_function_context.
19062 * function.c (push_function_context_to): Move meat ...
19063 (push_function_context): ... here. Simplify.
19064 * function.c (pop_function_context_from): Move meat ...
19065 (pop_function_context): ... here. Simplify.
19066 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
19068 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19069 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19070 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
19071 * tree.h (push_function_context_to, pop_function_context_from): Remove.
19073 2008-04-03 Ben Elliston <bje@au.ibm.com>
19075 * expmed.c (extract_force_align_mem_bit_field): Remove.
19077 2008-04-03 Richard Guenther <rguenther@suse.de>
19079 PR middle-end/35800
19080 * expr.h (try_casesi): Adjust prototype.
19081 * expr.c (try_casesi): Take fallback label as extra parameter.
19082 Use that for gen_casesi if default_label is NULL.
19083 * stmt.c (expand_case): Pass fallback label to try_casesi,
19084 make sure to fill gaps with a fallback label if default_label
19087 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
19090 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19092 2008-04-03 Ben Elliston <bje@au.ibm.com>
19094 * expmed.c (extract_split_bit_field): Remove if (0) code.
19095 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19096 (do_ds_constraint): Likewise.
19098 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19100 * doc/cppopts.texi (-dU): Document.
19101 * c-common.h (flag_dump_macros): Update comment.
19102 * c-opts.c (handle_OPT_d): Handle -dU.
19103 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19104 dump_queued_macros, cb_used_define, cb_used_undef): New.
19105 (init_pp_output): Handle -dU.
19106 (cb_line_change): Call dump_queued_macros.
19107 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19109 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19111 * config/avr/predicates.md (io_address_operand): New predicate.
19112 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19113 * config/avr/avr.c (avr_io_address_p): Remove function.
19114 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19115 'avr_io_address_p' function.
19116 (out_movhi_r_mr): (Ditto.).
19117 (out_movqi_mr_r): (Ditto.).
19118 (out_movhi_mr_r): (Ditto.).
19119 (avr_address_cost): (Ditto.).
19121 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19123 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19124 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19125 in 32bit mode when XMM registers are available to avoid store
19127 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19128 corresponding post-reload splitters.
19130 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19132 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19133 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19134 __builtin_ia32_roundss.
19135 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19136 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19137 __builtin_ia32_roundss.
19138 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19139 IX86_BUILTIN_SHUFPD here.
19141 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19143 * config/i386/i386.md (plogic): New.
19144 (plogicprefix): Likewise.
19146 * config/i386/mmx.md (mmx_<code><mode>3): New.
19147 (mmx_and<mode>3): Removed.
19148 (mmx_ior<mode>3): Likewise.
19149 (mmx_xor<mode>3): Likewise.
19151 * config/i386/sse.md (<code><mode>3): New.
19152 (*<code><mode>3): Likewise.
19153 (*<code><mode>3): Likewise.
19154 (<code><mode>3): Likewise.
19155 (*sse_<code><mode>3): Likewise.
19156 (*sse2_<code><mode>3): Likewise.
19157 (<code>tf3): Likewise.
19158 (*<code>tf3): Likewise.
19159 (and<mode>3): Likewise.
19160 (*and<mode>3): Likewise.
19161 (ior<mode>3): Removed.
19162 (*ior<mode>3): Likewise.
19163 (xor<mode>3): Likewise.
19164 (*xor<mode>3): Likewise.
19165 (*and<mode>3): Likewise.
19166 (*ior<mode>3): Likewise.
19167 (*xor<mode>3): Likewise.
19168 (and<mode>3): Likewise.
19169 (*sse_and<mode>3): Likewise.
19170 (*sse2_and<mode>3): Likewise.
19171 (andtf3): Likewise.
19172 (*andtf3): Likewise.
19173 (ior<mode>3): Likewise.
19174 (*sse_ior<mode>3): Likewise.
19175 (*sse2_ior<mode>3): Likewise.
19176 (iortf3): Likewise.
19177 (*iortf3): Likewise.
19178 (xor<mode>3): Likewise.
19179 (*sse_xor<mode>3): Likewise.
19180 (*sse2_xor<mode>3): Likewise.
19181 (xortf3): Likewise.
19182 (*xortf3): Likewise.
19184 2008-04-02 Richard Guenther <rguenther@suse.de>
19186 PR tree-optimization/14495
19187 PR tree-optimization/34793
19188 * tree-vrp.c (struct switch_update): New structure.
19189 (to_remove_edges, to_update_switch_stmts): New VECs.
19190 (simplify_switch_using_ranges): New function. Remove not taken
19191 case labels and edges.
19192 (simplify_stmt_using_ranges): Call it.
19193 (identify_jump_threads): Mark edges we have queued for removal
19194 so we don't thread them.
19195 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
19197 * tree-cfg.c (group_case_labels): Deal with missing default label.
19198 (tree_verify_flow_info): Allow missing default label.
19199 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
19200 (emit_case_nodes): Likewise.
19201 (expand_case): Do not rely on the default label to be present.
19202 * expr.c (try_casesi): Deal with NULL default_label.
19203 (do_tablejump): Likewise.
19205 2008-04-02 Richard Guenther <rguenther@suse.de>
19207 PR tree-optimization/14495
19208 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
19209 SWITCH_EXPR here ...
19210 (vrp_visit_switch_stmt): ... but here (new function).
19211 (find_case_label_index): New helper function.
19212 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
19214 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19216 * fwprop.c: Fix ISO-C99ism.
19218 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19221 * Makefile.in (objdir): Set it here.
19222 * configure.ac: Not here. Find dynamic linker characteristics.
19223 * exec-tool.in: Use them.
19224 * aclocal.m4: Regenerate.
19225 * configure: Regenerate.
19227 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19229 * expr.c (expand_var): Delete it.
19230 * expr.h (expand_var): Delete prototype.
19231 * function.c (expand_function_start): Use expand_decl instead.
19232 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
19235 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
19237 PR rtl-optimization/35542
19238 * fwprop.c (forward_propagate_and_simplify): Replace
19239 loc_reg_mentioned_in_p with reg_mentioned_p.
19241 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19243 PR rtl-optimization/35281
19244 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
19245 (propagate_rtx_1): Handle PR_HANDLE_MEM.
19246 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
19247 (varying_mem_p): Move above propagate_rtx.
19248 (all_uses_available_at): Do not check MEMs.
19250 2008-04-02 Rafael EspÃndola <espindola@google.com>
19252 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
19253 (register_edge_assert_for_2): Split the cond argument.
19254 (register_edge_assert_for_1): Adjust for the change in
19255 register_edge_assert_for_2.
19256 (register_edge_assert_for): Split the cond argument.
19257 (find_switch_asserts): Adjust for the change in
19258 register_edge_assert_for.
19260 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
19262 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
19263 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
19264 offsets for 64-bit mingw.
19265 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
19266 abi for x86_64-pc-mingw.
19268 2008-04-02 Richard Guenther <rguenther@suse.de>
19270 * tree-vrp.c (extract_range_from_assert): Make sure to not
19271 produce range min/max with TREE_OVERFOW set.
19272 If merging a anti-range and a range keep the anti-range if
19273 the range covers all values of the type.
19274 (register_edge_assert_for_2): Only allow sign-changing
19275 conversions in detecting canonical range checks. Also
19276 register an assert for the unsigned name if useful.
19278 PR tree-optimization/35787
19279 * tree-vrp.c (vrp_val_max): New function.
19280 (vrp_val_min): Likewise.
19281 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
19282 (vrp_val_is_min): Likewise.
19283 (supports_overflow_infinity): Use vrp_val_{min,max}.
19284 (negative_overflow_infinity): Likewise.
19285 (positive_overflow_infinity): Likewise.
19286 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
19287 (is_positive_overflow_infinity): Likewise.
19288 (is_overflow_infinity): Likewise.
19289 (avoid_overflow_infinity): Use vrp_val_{min,max} and
19290 vrp_val_is_{min,max}.
19291 (set_and_canonicalize_value_range): Canonicalize anti-ranges
19292 to ranges if possible. Avoid empty ranges.
19294 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19296 PR middle-end/35705
19297 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
19298 the expression is a function address.
19300 2008-04-01 George Helffrich <george@gcc.gnu.org>
19302 PR fortran/35154, fortran/23057
19303 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
19304 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
19305 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
19306 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
19308 (dbxout_syms): Check for COMMON-based symbol and wrap in
19309 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
19310 in bracket for efficiency.
19312 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
19313 using DW_TAG_common_block + member offset.
19314 (add_pubname_string): New function.
19315 (dw_expand_expr): New function to find block name and offset for
19317 (common_check): New function to check whether symbol in Fortran COMMON.
19318 (gen_variable_die): If COMMON, use DW_TAG_common_block.
19320 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19323 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19325 2008-04-02 Ben Elliston <bje@au.ibm.com>
19327 * config/v850/v850.md (casesi): Remove if (0) code.
19328 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19329 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19331 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19333 * config/i386/i386.md (rex64suffix): New mode attribute.
19334 (floathi<mode>2): Disable expander for SSE math.
19335 (*floathi<mode>2_1): New insn insn_and_split pattern.
19336 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19337 corresponding post-reload splitters.
19338 (*floathi<mode>2_i387): New macroized insn pattern.
19339 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19340 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19341 insn_and_split pattern.
19342 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19343 New macroized instruction patterns and corresponding post-reload
19345 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19346 and corresponding post-reload splitters.
19347 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19348 New macroized instruction patterns.
19349 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19350 macroized instruction patterns and corresponding post-reload splitters.
19351 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19352 corresponding post-reload splitters.
19353 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19354 New macroized instruction patterns.
19355 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19356 corresponding post-reload splitters.
19357 (*floatsi<mode>2_i387): New macroized instruction patterns.
19359 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19361 * config/i386/i386.md (smaxmin): New.
19362 (umaxmin): Likewise.
19363 (maxminiprefix): Likewise.
19364 (maxminfprefix): Likewise.
19365 (<code><mode>3): Likewise.
19366 (smin<mode>3): Removed.
19367 (smax<mode>3): Likewise.
19369 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19370 (mmx_<code>v4hi3): Likewise.
19371 (mmx_<code>v8qi3): Likewise.
19372 (mmx_smaxv2sf3): Removed.
19373 (mmx_sminv2sf3): Likewise.
19374 (mmx_umaxv8qi3): Likewise.
19375 (mmx_smaxv4hi3): Likewise.
19376 (mmx_uminv8qi3): Likewise.
19377 (mmx_sminv4hi3): Likewise.
19379 * config/i386/sse.md (<addsub><mode>3): New.
19380 (*<addsub><mode>3): Likewise.
19381 (<sse>_vm<addsub><mode>3): Likewise.
19382 (<maxmin><mode>3): Likewise.
19383 (*<maxmin><mode>3_finite): Likewise.
19384 (*<maxmin><mode>3): Likewise.
19385 (<sse>_vm<maxmin><mode>3): Likewise.
19386 (sse3_h<addsub>v4sf3): Likewise.
19387 (sse3_h<addsub>v2df3): Likewise.
19388 (<maxmin>v16qi3): Likewise.
19389 (*<maxmin>v16qi3): Likewise.
19390 (<maxmin>v8hi3): Likewise.
19391 (*<maxmin>v8hi3): Likewise.
19392 (*sse4_1_<maxmin><mode>3): Likewise.
19393 (*sse4_1_<maxmin><mode>3): Likewise.
19394 (add<mode>3): Removed.
19395 (*add<mode>3): Likewise.
19396 (<sse>_vmadd<mode>3): Likewise.
19397 (sub<mode>3): Likewise.
19398 (*sub<mode>3): Likewise.
19399 (<sse>_vmsub<mode>3): Likewise.
19400 (smin<mode>3): Likewise.
19401 (*smin<mode>3_finite): Likewise.
19402 (*smin<mode>3): Likewise.
19403 (<sse>_vmsmin<mode>3): Likewise.
19404 (smax<mode>3): Likewise.
19405 (*smax<mode>3_finite): Likewise.
19406 (*smax<mode>3): Likewise.
19407 (<sse>_vmsmax<mode>3): Likewise.
19408 (sse3_haddv4sf3): Likewise.
19409 (sse3_haddv2df3): Likewise.
19410 (sse3_hsubv4sf3): Likewise.
19411 (sse3_hsubv2df3): Likewise.
19412 (umaxv16qi3): Likewise.
19413 (*umaxv16qi3): Likewise.
19414 (smaxv8hi3): Likewise.
19415 (*smaxv8hi3): Likewise.
19416 (*sse4_1_smax<mode>3): Likewise.
19417 (*sse4_1_umax<mode>3): Likewise.
19418 (uminv16qi3): Likewise.
19419 (*uminv16qi3): Likewise.
19420 (sminv8hi3): Likewise.
19421 (*sminv8hi3): Likewise.
19422 (*sse4_1_smin<mode>3): Likewise.
19423 (*sse4_1_umin<mode>3): Likewise.
19425 2008-04-01 Rafael EspÃndola <espindola@google.com>
19427 * tree-cfg.c (verify_expr): remove in_phi.
19428 (verify_stmt): Don't call walk_tree with verify_expr. Use
19429 is_gimple_min_invariant instead of is_gimple_val.
19431 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19433 * doc/include/gpl_v3.texi: Update for manpage generation.
19434 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19436 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19437 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19438 gpl_v3.texi instead of gpl.texi.
19441 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19444 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19446 2008-04-01 Rafael EspÃndola <espindola@google.com>
19448 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19449 (extract_code_and_val_from_cond): Use
19450 extract_code_and_val_from_cond_with_ops.
19452 2008-04-01 Jan Hubicka <jh@suse.cz>
19454 * function.c (free_after_compilation): Free epilogue_delay_list.
19455 (prepare_function_start): Assert that previous compilation was freed.
19457 2008-04-01 Jan Hubicka <jh@suse.cz>
19458 Jim Wilson <wilson@tuliptree.org>
19459 Andreas Tobler <andreast@gcc.gnu.org>
19461 PR middle-end/35781
19462 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19463 rtl.emit instead cfun->emit.
19464 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19465 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19467 2008-04-01 Ben Elliston <bje@au.ibm.com>
19469 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19471 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19473 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19475 (fprofile-use): Add var flag_profile_use
19476 * coverage.c (coverage_begin_output): Do not open a gcno file for
19477 output only if -ftest-coverage is set.
19478 Do not add getpwd() to gcda file path.
19479 (build_gcov_info): Check the new flag
19480 flag_profile_datafile_relative_path.
19481 (coverage_init): Use profile_data_prefix.
19482 Read profile counter only if flag_profile_use is set.
19483 * opts.c (common_handle_option): New option fprofile-use=,
19484 fprofile-dir=, fprofile-generate=.
19485 * toplev.c (profile_data_prefix): New variable definition.
19486 * toplev.h (profile_data_prefix): New declaration.
19487 * doc/invoke.tex (Option Summary, Optimization Options):
19490 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19492 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19493 use tmp consistently.
19496 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19497 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19498 UNSPEC_FR_RECIP_APPROX_RES.
19499 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19501 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19504 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19506 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19508 PR middle-end/30186
19509 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19510 element of the vector via a pointer.
19512 2008-03-31 Ian Lance Taylor <iant@google.com>
19514 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19516 2008-03-31 Jan Hubicka <jh@suse.cz>
19518 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19519 get_arg_pointer_save_area.
19520 * expr.c (init_expr): Just clear out rtl.expr.
19521 * function.c (free_after_compilation): Clear out whole RTL structure.
19522 (get_func_frame_size): Merge into ...
19523 (get_frame_size): ... this one.
19524 (assign_stack_local_1): Merge into ...
19525 (assign_stack_local): ... this one.
19526 (expand_function_end): Update call of get_arg_pointer_save_area.
19527 (get_art_pointer_save_area): Remove cfun argument.
19528 * function.h (emit_status): regno_pointer_align does not need length
19529 attribute. Move x_regno_reg_rtx to ...
19530 (regno_reg_rtx): ... new global array.
19531 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19532 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19533 apply_args_value, forced_labels, stack_pointer_delta):
19535 (struct varasm_status): Move here from varasm.c
19536 (struct rtl_data): New. Move here some fields from struct function.
19537 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19538 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19539 used_temp_slots avail_temp_slots, temp_slot_level,
19540 nonlocal_goto_handler_labels): Update accesstors.
19541 (rtl): New global variable.
19542 (struct function): Move some fileds to rtl_data.
19543 (get_arg_pointer_save_area): Update prototype.
19544 * emit-rtl.c (rtl): Declare.
19545 (regno_reg_rtx): Declare.
19546 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19548 (gen_reg_rtx): Update.
19549 (init_virtual_regs): Do not tate emit_status argument.
19550 (init_emit): Do not allocate emit.
19551 * varasm.c (varasm_statuc): Move to function.h.
19552 (n_deferred_constatns): Update accestor.
19553 (init_varasm_status): Do not allocate varasm_status.
19554 (force_const_mem, get_pool_size, output_constant_pool): Update.
19555 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19556 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19558 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19560 PR rtl-optimization/35729
19561 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19564 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19567 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19568 load/store if memory is unaligned.
19569 (*movti_rex64): Likewise.
19571 * config/i386/predicates.md (misaligned_operand): New.
19573 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19576 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19579 2008-03-31 Jan Beulich <jbeulich@novell.com>
19581 * config/ia64/constraints.md: Add 'j' constraint.
19582 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19583 (movdi_internal): Likewise.
19585 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19588 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19590 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19593 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19594 proper error message for the third argument on blendpd and
19597 * config/i386/sse.md (blendbits): New.
19598 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19600 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19602 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19604 2008-03-30 Richard Guenther <rguenther@suse.de>
19606 PR middle-end/31023
19607 * fold-const.c (fold_sign_changed_comparison): Do leave
19608 conversions to base-types alone.
19610 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19612 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19613 the link register if one altivec register is be saved.
19615 2008-03-30 Ben Elliston <bje@au.ibm.com>
19617 * final.c (final_scan_insn): Remove if (0) code.
19619 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19621 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19623 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19625 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19626 of V4SFmode to ix86_binary_operator_ok.
19628 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19630 * config/i386/i386.c (override_options): Initialize
19631 ix86_veclib_handler to ix86_veclibabi_svml when
19632 -mveclibabi=svml is used.
19633 (ix86_veclibabi_svml): New function for SVML ABI style
19634 vectorization support.
19635 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19637 2008-03-28 Rafael EspÃndola <espindola@google.com>
19639 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19640 (tree_binary_nonnegative_warnv_p): Make it public.
19641 (tree_single_nonnegative_warnv_p): Make it public.
19642 (tree_invalid_nonnegative_warnv_p): Make it public.
19643 (tree_unary_nonzero_warnv_p): Make it public.
19644 (tree_binary_nonzero_warnv_p): Make it public
19645 (tree_single_nonzero_warnv_p): Make it public.
19646 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19647 (extract_range_from_binary_expr): Split the expr argument.
19648 (extract_range_from_unary_expr): Split the expr argument.
19649 (extract_range_from_comparison): Split the expr argument.
19650 (extract_range_from_expr): Use the new aux functions.
19651 (vrp_evaluate_conditional_warnv): Use
19652 vrp_evaluate_conditional_warnv_with_ops.
19653 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19654 (tree_binary_nonzero_warnv_p): Declare.
19655 (tree_single_nonzero_warnv_p): Declare.
19656 (tree_expr_nonzero_warnv_p): Declare.
19657 (tree_unary_nonnegative_warnv_p): Declare.
19658 (tree_binary_nonnegative_warnv_p): Declare.
19659 (tree_single_nonnegative_warnv_p): Declare.
19660 (tree_invalid_nonnegative_warnv_p): Declare.
19662 2008-03-28 Richard Guenther <rguenther@suse.de>
19664 PR tree-optimization/30317
19665 PR tree-optimization/30911
19666 PR tree-optimization/34793
19667 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19668 (struct assert_locus_d): New member EXPR.
19669 (register_new_assert_for): Add EXPR parameter to support
19670 ASSERT_EXPR <name, expr OP limit>.
19671 (register_edge_assert_for_1): Adjust callers.
19672 (find_assert_locations): Likewise.
19673 (process_assert_insertions_for): Build condition from expression.
19674 (extract_range_from_assert): Handle ASSERT_EXPRs
19675 of the form ASSERT_EXPR <name, expr OP limit>.
19676 (register_edge_assert_for_2): New helper registering
19677 asserts for comparisons. Recognize range tests of the form
19678 (unsigned)i - CST1 OP CST2.
19679 (register_edge_assert_for_1): Use it.
19680 (register_edge_assert_for): Likewise.
19681 (needs_overflow_infinity): Integer sub-types
19682 do not need overflow infinities.
19683 (vrp_val_is_max): The extreme values of integer sub-types
19684 are those of the base type.
19685 (vrp_val_is_min): Likewise.
19686 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19689 2008-03-28 Nick Clifton <nickc@redhat.com>
19692 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19693 Return GENERAL_REGS for stack adjustment reloads.
19695 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19698 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19699 const_vector when all the vectors are constant.
19701 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19703 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19705 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19706 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19708 (s<code>_sf): Use new scc_sf attribute for opcode names.
19710 2008-03-27 Tom Tromey <tromey@redhat.com>
19712 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19713 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19714 config/spu/t-spu-elf, config/i386/t-interix,
19715 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19716 config/i386/x-darwin, config/i386/x-mingw32,
19717 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19718 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19719 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19720 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19721 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19722 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19723 config/score/t-score-elf, config/arm/t-strongarm-pe,
19724 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19725 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19726 Revert automatic dependency patch.
19728 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19731 * config/i386/i386.c (ix86_function_arg_boundary): Align
19732 decimal floating point to its natural boundary.
19734 2008-03-27 Richard Guenther <rguenther@suse.de>
19736 PR middle-end/35716
19737 * fold-const.c (fold_comparison): Restrict distinct decl
19738 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19739 solely rely on operand_equal_p.
19741 2008-03-27 Richard Guenther <rguenther@suse.de>
19744 * c-common.c (handle_weak_attribute): Reject combination of
19747 2008-03-27 Richard Guenther <rguenther@suse.de>
19749 PR tree-optimization/32810
19750 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19751 conversions from DECL_INITIAL.
19752 (fold_const_aggregate_ref): Likewise from constructor elements.
19754 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19756 * tree-affine.h (aff_combination_expand): Declare.
19757 (get_inner_reference_aff): Likewise.
19758 * tree-affine.c (aff_combination_expand): Split out from
19759 tree_to_aff_combination_expand.
19760 (get_inner_reference_aff): New function.
19761 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19762 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19763 (struct lim_aux_data): sm_done field removed.
19764 (mem_ref_loc_p, mem_ref_locs_p): New types.
19765 (struct mem_ref): Added id, stored, accesses_in_loop,
19766 indep_loop, dep_loop, indep_ref, dep_ref fields.
19767 Removed is_stored, locs and next fields.
19768 (memory_accesses): New variable.
19769 (movement_possibility): Do not allow moving statements
19770 that store to memory.
19771 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19773 (determine_max_movement): For statements with memory references,
19774 find the outermost loop in that the reference is independent.
19775 (move_computations_stmt): Mark the virtual operands for renaming.
19776 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19777 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19778 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19779 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19780 create_vop_ref_mapping, analyze_memory_references,
19781 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19782 get_all_locs_in_loop, ref_always_accessed_p,
19783 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19784 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19785 store_motion_loop, store_motion): New functions.
19786 (struct vop_to_refs_elt): New type.
19787 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19788 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19789 (schedule_sm): Replaced by...
19790 (execute_sm): ... this.
19791 (determine_lsm_ref, hoist_memory_references,
19792 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19793 find_more_ref_vops, free_mem_ref, free_mem_refs,
19794 determine_lsm_loop, determine_lsm): Removed.
19795 (tree_ssa_lim_finalize): Free data structures used by store motion.
19796 (tree_ssa_lim): Call analyze_memory_references. Use
19797 store_motion instead of determine_lsm.
19799 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19801 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19802 rename tmake_file to m68hc11/t-m68hc11.
19803 (mcore): Set inhibit_libc to true.
19804 * config.host (alpha*-dec-*vms*): Set extra_programs.
19805 (interix3*): Don't use host_xmake_file.
19806 * configure.ac: Let config.gcc override inhibit_libc.
19807 * configure: Regenerate.
19809 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19810 * config/t-openbsd-thread: Remove commented out lines.
19812 * config/x-interix: Remove.
19814 * config/m68hc11/t-m68hc11-gas: Rename to...
19815 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19817 * config/mcore/t-mcore: Remove T_CFLAGS.
19818 * config/mcore/t-mcore-pe: Likewise.
19820 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19822 * configure.ac: Replace custom __GNU_SOURCE test with
19823 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19824 * aclocal.m4: Regenerate.
19825 * configure: Regenerate.
19826 * config.in: Regenerate.
19828 2008-03-27 Richard Guenther <rguenther@suse.de>
19830 * fold-const.c (target.h): Include.
19831 (fold_comparison): Fold comparison of addresses of decls
19832 that bind locally or of constants. Consolidate address folding code.
19833 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19834 results from fold_binary_to_constant.
19835 (compare_values_warnv): Likewise.
19837 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19839 PR middle-end/35429
19840 * fold-const.c (fold_truthop): Check for integeral types when folding
19841 a == 0 && b == 0 and a != 0 || b != 0 .
19843 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19845 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19847 2008-03-26 Andreas Schwab <schwab@suse.de>
19849 * doc/invoke.texi: Fix use of @item vs. @itemx.
19851 2008-03-26 Tom Tromey <tromey@redhat.com>
19853 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19854 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19855 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19856 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19857 build/genconstants.o, build/genemit.o, build/genextract.o,
19858 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19859 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19862 2008-03-26 Richard Guenther <rguenther@suse.de>
19865 2008-03-26 Richard Guenther <rguenther@suse.de>
19867 * fold-const.c (target.h): Include.
19868 (fold_comparison): Fold comparison of addresses of two decls
19869 that bind locally. Consolidate address folding code.
19871 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19873 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19874 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19875 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19876 dconstsqrt2, dconstthird, dconste and/or dconst10.
19877 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19878 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19879 dconstsqrt2, dconste): Delete.
19880 (init_emit_once): Likewise. Simplify initializing dconstm1.
19882 * real.c (get_real_const): New.
19883 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19884 dconstsqrt2, dconste): Delete.
19885 (real_value_const, get_real_const): New.
19887 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19889 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19891 * config/i386/i386.c (ix86_function_arg_boundary): Check
19892 BIGGEST_ALIGNMENT instead of 128.
19893 (setup_incoming_varargs_64): Likewise.
19895 2008-03-26 Tom Tromey <tromey@redhat.com>
19897 * Makefile.in (DEPFILES): Add missing '/'.
19899 2008-03-26 Richard Guenther <rguenther@suse.de>
19901 * fold-const.c (target.h): Include.
19902 (fold_comparison): Fold comparison of addresses of two decls
19903 that bind locally. Consolidate address folding code.
19905 2008-03-26 Nick Clifton <nickc@redhat.com>
19908 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19909 not allow INT+INT as a legitimate addressing mode.
19911 2008-03-26 Richard Guenther <rguenther@suse.de>
19913 * tree-flow.h (widen_bitfield): Remove declaration.
19914 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19915 (widen_bitfield): Remove function.
19916 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19919 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19922 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19925 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19927 PR rtl-optimization/35232
19928 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19929 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19930 reg_reloaded_call_part_clobbered here.
19931 (reload_regs_reach_end_p): New function.
19932 (reload_reg_rtx_for_input): New variable.
19933 (reload_reg_rtx_for_output): Likewise.
19934 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19935 when reassigning a pseudo register. Load reloadreg from
19936 reload_reg_rtx_for_input, moving the mode and register
19938 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19939 instead of the original when deciding whether an input reload
19940 would be a no-op or whether an output reload can be deleted.
19941 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19942 when setting up new_spill_reg_store. Load it from
19943 reload_reg_rtx_for_output, moving the mode and register
19945 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19946 instead of the original when deciding whether an output reload
19947 would be a no-op. Do the same when modifying insn notes.
19948 Use rtx_equal_p instead of == to compare the registers.
19949 (inherit_piecemeal_p): Take a mode and two register numbers
19951 (emit_reload_insns): Clear new_spill_reg_store for every hard
19952 register in the reload register. Remove spill registers
19953 from reg_reloaded_valid before considering whether to record
19954 inheritance information for them. Use reload_reg_rtx_for_output
19955 instead of reg_rtx when recording output reloads. Use
19956 reload_reg_rtx_for_input instead of reg_rtx when recording
19957 input reloads. Set or clear reg_reloaded_call_part_clobbered
19958 at the same time as setting reg_reloaded_valid.
19959 (delete_output_reload): Add a new_reload_reg parameter and use it
19960 instead of rld[j].reg_rtx.
19961 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19964 2008-03-25 Tom Tromey <tromey@redhat.com>
19966 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19967 (build/genattr.o): Likewise.
19968 (build/genattrtab.o): Likewise.
19969 (build/gencodes.o): Likewise.
19970 (build/genconfig.o): Likewise.
19971 (build/genconstants.o): Likewise.
19972 (build/genemit.o): Likewise.
19973 (build/genextract.o): Likewise.
19974 (build/genflags.o): Likewise.
19976 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19978 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19979 instead of size_int for integer types.
19980 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19981 to match type of MINUS_EXPR.
19983 2008-03-25 Tom Tromey <tromey@redhat.com>
19985 * configure: Rebuilt.
19986 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19989 2008-03-25 Tom Tromey <tromey@redhat.com>
19991 * config/x-solaris (host-solaris.o): Update.
19992 * config/x-linux (host-linux.o): Update.
19993 * config/x-hpux (host-hpux.o): Update.
19994 * config/x-darwin (host-darwin.o): Update.
19995 * config/v850/t-v850e (v850-c.o): Update.
19996 * config/v850/t-v850 (v850-c.o): Update.
19997 * config/t-vxworks (vxworks.o): Update.
19998 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19999 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
20000 * config/spu/t-spu-elf (spu-c.o): Update.
20002 * config/sh/t-symbian (sh-c.o): Update.
20003 (symbian.o): Update.
20004 * config/sh/t-sh (sh-c.o): Update.
20005 * config/score/t-score-elf (score7.o, score3.o): Update.
20006 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
20007 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
20008 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
20009 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
20010 (rs6000.o): Remove.
20011 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20012 * config/m32c/t-m32c (m32c-pragma.o): Update.
20013 * config/ia64/t-ia64 (ia64-c.o): Update.
20014 * config/i386/x-mingw32 (host-mingw32.o): Update.
20015 * config/i386/x-i386 (driver-i386.o): Update.
20016 * config/i386/x-darwin (host-i386-darwin.o): Update.
20017 * config/i386/x-cygwin (host-cygwin.o): Update.
20018 * config/i386/t-nwld (nwld.o): Update.
20019 * config/i386/t-netware (netware.o): Update.
20020 * config/i386/t-interix (winnt.o): Update.
20021 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
20022 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
20023 msformat-c.o): Update.
20024 * config/bfin/t-bfin-linux (generated_files): Add
20025 linux-sysroot-suffix.h.
20026 * config/arm/t-wince-pe (pe.o): Update.
20027 * config/arm/t-strongarm-pe (pe.o): Update.
20028 * config/arm/t-pe (pe.o): Update.
20029 * config/arm/t-arm (arm-c.o): Update.
20030 * doc/install.texi (Prerequisites): Require make 3.80.
20031 * Makefile.in: Remove .o targets.
20032 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
20033 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
20034 (simple_generated_h, simple_generated_c): Move earlier.
20035 (generated_files): New variable.
20036 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
20037 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
20038 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
20039 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
20040 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
20041 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
20042 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
20043 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
20044 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
20045 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
20046 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
20047 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
20049 (COMPILE.base, COMPILE): New variables.
20050 (%.o): New pattern rule.
20051 (ALL_HOST_OBJS): New variable.
20052 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
20053 (dummy-checksum.o, cc1-checksum.o): Remove.
20054 (DRIVER_SHLIB): New variable.
20055 (DRIVER_DEFINES): Use it.
20056 (gencondmd.c): Move out of build/.
20057 (s-conditions): Update.
20058 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
20059 (ALL_BUILD_OBJS): Likewise.
20060 (build/%.o): Use BUILDCOMPILE.
20061 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
20062 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
20063 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
20064 build/gencheck.o, build/gencodes.o, build/genconditions.o,
20065 build/genconfig.o, build/genconstants.o, build/genemit.o,
20066 build/genextract.o, build/genflags.o, build/genmddeps.o,
20067 build/genopinit.o, build/genoutput.o, build/genpeep.o,
20068 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
20069 build/gen-protos.o, build/scan.o, build/fix-header.o,
20070 build/scan-decls.o): Simplify.
20071 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
20072 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
20073 prefix.o, toplev.o): Reduce to variable setting.
20074 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20075 ($(out_object_file), gcc-options.o): New targets.
20076 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20077 * configure: Rebuilt.
20078 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20079 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20081 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20083 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20084 complain when we hit an error, return ERROR_MARK_NODE.
20086 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20088 * config/sh/constraints.md (Pso, Psz): New constraints.
20089 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20090 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20092 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20094 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20095 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20097 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20099 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20100 (prefetch_sh2a): New.
20102 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20103 Naveen.H.S <naveen.hs@kpitcummins.com>
20105 * config/sh/constraints.md (I28): New constraint.
20106 * config/sh/sh.c (broken_move): Add support for movi20s.
20107 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20109 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20110 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20111 Naveen.H.S <naveen.hs@kpitcummins.com>
20113 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20114 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20115 (print_operand): Handle resbank in %@ operand code.
20116 (sh_encode_section_info): New.
20117 (push_regs): Add conditions for resbank.
20118 (sh_expand_epilogue): Likewise.
20119 (sh_insert_attributes): Likewise.
20120 (sh_attribute_table): Likewise.
20121 (sh_handle_resbank_handler_attribute): New.
20122 (sh2a_handle_function_vector_handler_attribute): New.
20123 (sh2a_is_function_vector_call): New.
20124 (sh2a_get_function_vector_number): New.
20125 (sh2a_function_vector_p): New.
20126 (sh_cfun_resbank_handler_p): New.
20127 * config/sh/sh.md (calli): Emit jsr/n if possible.
20128 (calli_tbr_rel): New.
20129 (calli_pcrel): Emit jsr/n if possible.
20130 (return_i): Emit rts/n if possible.
20131 (call_valuei_tbr_rel): New.
20132 (call_valuei_pcrel): Add condition for SH2A target.
20133 (call_value): Likewise.
20134 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20135 (sh2a_get_function_vector_number): Likewise.
20136 (sh2a_is_function_vector_call): Likewise.
20137 * doc/extend.texi: Document TBR relative addressing of SH2A.
20138 (resbank): Add description for SH2A.
20140 2008-03-24 Richard Guenther <rguenther@suse.de>
20143 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20144 pointer assignments change conversions according to middle-end rules.
20145 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20146 * configure.ac: Include type checking in yes.
20147 * configure: Regenerate.
20149 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20151 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20152 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20154 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20156 * gthr-vxworks.h (UNUSED): Define.
20158 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20160 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20162 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20164 * doc/extend.texi (Function Attributes): Add missing comma in the
20165 example of the "alloc_size" attribute.
20167 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20170 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20172 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20175 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20178 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20179 of the underlying type of a MS bitfield layout to the natural
20180 alignment of the type.
20182 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20184 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20185 to their natural alignment to avoid store forwarding stalls.
20187 2008-03-22 Richard Guenther <rguenther@suse.de>
20189 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
20190 For PHI nodes verify the address is invariant.
20191 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
20192 (get_symbol_constant_value): Use is_gimple_min_invariant.
20193 (maybe_fold_stmt_indirect): Likewise.
20195 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
20197 PR rtl-optimization/33927
20198 * Makefile.in (dse.o): Depend on $(TM_P_H).
20199 * expr.h (extract_low_bits): Declare.
20200 * expmed.c (extract_low_bits): New function.
20201 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
20202 * dse.c: Include tm_p.h.
20203 (find_shift_sequence): Remove the read_reg argument and return the
20204 read value. Emit the instructions instead of returning them.
20205 Iterate on new_mode rather than calculating it each time.
20206 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
20207 source to NEW_MODE and extract_low_bits to convert the shifted
20208 value to READ_MODE.
20209 (replace_read): Allow the load and store to have different mode
20210 classes. Use extract_low_bits when SHIFT == 0. Create the shift
20211 or extraction instructions before trying the replacement. Update
20212 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
20214 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20216 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20217 to their natural alignment to avoid store forwarding stalls.
20219 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20222 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
20223 encouraging but not allowing gprs for input;
20224 change the input constraint to !f#r.
20225 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
20227 change the output constraint to !f#r.
20229 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
20232 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
20233 corresponding post-reload splitters.
20234 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
20235 when x87 FP math is selected.
20236 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
20237 New function prototype.
20238 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
20239 unreachable function to ease macroization of insn patterns.
20241 2008-03-21 Martin Jambor <mjambor@suse.cz>
20243 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
20244 reference dumps if ddr is NULL or dependence is unknown.
20246 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20248 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
20249 unsigned extension into account.
20250 (ATOMIC_COMPARE_AND_SWAP): Likewise.
20251 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
20252 Do computations on a scratch register.
20254 2008-03-21 Richard Guenther <rguenther@suse.de>
20256 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20257 Use is_gimple_min_invariant instead of TREE_INVARIANT.
20258 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
20259 * tree-ssa-dom.c (record_equality): Likewise.
20260 * tree-inline.c (copy_body_r): Likewise.
20261 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
20264 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20266 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
20267 as 'delete_unused' argument.
20269 2008-03-20 Richard Guenther <rguenther@suse.de>
20271 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20272 special casing of constant qualifiers.
20273 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
20274 care about them in general.
20275 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
20276 regardless of their type.
20277 (fold_stmt_r): Forcefully fold *& if we end up with that.
20279 2008-03-20 Paul Brook <paul@codesourcery.com>
20281 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
20282 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
20284 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
20286 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
20287 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
20289 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
20291 * common.opt (Wmudflap): New option.
20292 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
20293 (mx_register_decls): Likewise.
20294 (mudflap_finish_file): Likewise.
20295 * doc/invoke.texi: Document -Wno-mudflap.
20297 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
20299 * c-format.c (replace_format_name_to_system_name): New.
20300 (cmp_attribs): New.
20301 (convert_format_name_to_system_name): New.
20302 (decode_format_attr): Add use of convert_format_name_to_system_name.
20303 (format_types_orig): Add gnu_ prefix to names.
20304 (check_format_info_main): Special treating of \0 escaped names for
20305 supporting multi-character format specifiers as I32, I64.
20306 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
20307 (gnu_target_overrides_format_attributes): New.
20308 * c-format.h: Add structure target_ovr_attr to hold
20309 system specific formatter names.
20310 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
20311 msformat-c.o file to c_target_objs and cxx_target_objs.
20312 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20313 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
20314 (TARGET_N_FORMAT_TYPES): New.
20315 * config/i386/msformat-c.c: New.
20316 * config/i386/t-cygming: Add build rule for msformat-c.o.
20317 * doc/extend.texi: Add new format names gnu_* and ms_* and
20319 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20321 2008-03-20 Ira Rosen <irar@il.ibm.com>
20323 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20324 optimizations turned on under -O3.
20325 (ftree-vectorize): Add that the flag is turned on with -O3.
20327 2008-03-20 Ben Elliston <bje@au.ibm.com>
20329 * regmove.c (try_auto_increment): Fix spelling error in comment.
20330 * final.c (final_scan_insn): Likewise.
20332 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20335 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20336 allocator preferences for "y" and "r" class registers.
20337 ("*mov<mode>_internal"): Ditto.
20338 ("*movv2sf_internal_rex64"): Ditto.
20339 ("*movv2sf_internal"): Ditto.
20341 2008-03-19 Michael Matz <matz@suse.de>
20343 PR middle-end/35616
20344 * calls.c (expand_call): Check overlap of arguments with call
20345 address for sibcalls.
20347 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20350 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20351 of the underlying type of a MS bitfield layout to the natural
20352 alignment of the type.
20354 2008-03-19 Jan Hubicka <jh@suse.cz>
20357 * toplev.c (decode_d_option): Handle all CPP flags.
20358 * tree-vrp.c: Update tree_pass descriptors.
20359 * regrename.c: Update tree_pass descriptors.
20360 * fwprop.c: Update tree_pass descriptors.
20361 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20362 * tree-into-ssa.c: Update tree_pass descriptors.
20363 * tree-dump.c: Update tree_pass descriptors.
20364 * tree-complex.c: Update tree_pass descriptors.
20365 * tree-dump.h: Update tree_pass descriptors.
20366 * see.c: Update tree_pass descriptors.
20367 * cgraphbuild.c: Update tree_pass descriptors.
20368 * tracer.c: Update tree_pass descriptors.
20369 * tree-loop-distribution.c: Update tree_pass descriptors.
20370 * cgraph.c: Update tree_pass descriptors.
20371 * postreload-gcse.c: Update tree_pass descriptors.
20372 * postreload.c: Update tree_pass descriptors.
20373 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20374 * tree-tailcall.c: Update tree_pass descriptors.
20375 * tree-pass.h (tree_opt_pass): Rename to ...
20376 (opt_pass) ... this one; add "type" field and remove letter field.
20377 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20378 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20379 all_lowering_passes): Update declaration.
20380 * ipa-cp.c: Update tree_pass descriptors.
20381 * final.c: Update tree_pass descriptors.
20382 * omp-low.c: Update tree_pass descriptors.
20383 * tree-ssa-dse.c: Update tree_pass descriptors.
20384 * ipa-reference.c: Update tree_pass descriptors.
20385 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20386 * auto-inc-dec.c: Update tree_pass descriptors.
20387 * reorg.c: Update tree_pass descriptors.
20388 * cgraphunit.c: Update tree_pass descriptors.
20389 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20390 * tree-ssa-ccp.c: Update tree_pass descriptors.
20391 * df-core.c: Update tree_pass descriptors.
20392 * mode-switching.c: Update tree_pass descriptors.
20393 * tree-nomudflap.c: Update tree_pass descriptors.
20394 * modulo-sched.c: Update tree_pass descriptors.
20395 * ipa-pure-const.c: Update tree_pass descriptors.
20396 * cse.c: Update tree_pass descriptors.
20397 * web.c: Update tree_pass descriptors.
20398 * tree-stdarg.c: Update tree_pass descriptors.
20399 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20400 * tree-ssa-dom.c: Update tree_pass descriptors.
20401 * tree-nrv.c: Update tree_pass descriptors.
20402 * tree-ssa-alias.c: Update tree_pass descriptors.
20403 * loop-init.c: Update tree_pass descriptors.
20404 * gimple-low.c: Update tree_pass descriptors.
20405 * ipa-inline.c: Update tree_pass descriptors.
20406 * tree-ssa-sink.c: Update tree_pass descriptors.
20407 * global.c: Update tree_pass descriptors.
20408 * ifcvt.c: Update tree_pass descriptors.
20409 * jump.c: Update tree_pass descriptors.
20410 * predict.c: Update tree_pass descriptors.
20411 * tree-ssa-loop.c: Update tree_pass descriptors.
20412 * recog.c: Update tree_pass descriptors.
20413 * dse.c: Update tree_pass descriptors.
20414 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20415 * tree-eh.c: Update tree_pass descriptors.
20416 * regmove.c: Update tree_pass descriptors.
20418 * function.c: Update tree_pass descriptors.
20419 * tree-vectorizer.c: Update tree_pass descriptors.
20420 * gcse.c: Update tree_pass descriptors.
20421 * ipa-type-escape.c: Update tree_pass descriptors.
20422 * tree-if-conv.c: Update tree_pass descriptors.
20423 * init-regs.c: Update tree_pass descriptors.
20424 * ipa.c: Update tree_pass descriptors.
20425 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20426 * rtl-factoring.c: Update tree_pass descriptors.
20427 * lower-subreg.c: Update tree_pass descriptors.
20428 * bt-load.c: Update tree_pass descriptors.
20429 * tree-dfa.c: Update tree_pass descriptors.
20430 * except.c: Update tree_pass descriptors.
20431 * emit-rtl.c: Update tree_pass descriptors.
20432 * cfgexpand.c: Update tree_pass descriptors.
20433 * tree-cfgcleanup.c: Update tree_pass descriptors.
20434 * cfgcleanup.c: Update tree_pass descriptors.
20435 * tree-ssa-pre.c: Update tree_pass descriptors.
20436 * tree-sra.c: Update tree_pass descriptors.
20437 * tree-mudflap.c: Update tree_pass descriptors.
20438 * tree-ssa-copy.c: Update tree_pass descriptors.
20439 * cfglayout.c: Update tree_pass descriptors.
20440 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20441 * tree-ssa-dce.c: Update tree_pass descriptors.
20442 * tree-ssa.c: Update tree_pass descriptors.
20443 * regclass.c: Update tree_pass descriptors.
20444 * integrate.c: Update tree_pass descriptors.
20445 * tree-optimize.c: Update tree_pass descriptors.
20446 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20447 * tree-object-size.c: Update tree_pass descriptors.
20448 * combine.c: Update tree_pass descriptors.
20449 * tree-outof-ssa.c: Update tree_pass descriptors.
20450 * bb-reorder.c: Update tree_pass descriptors.
20451 * stack-ptr-mod.c: Update tree_pass descriptors.
20452 * var-tracking.c: Update tree_pass descriptors.
20453 * tree-profile.c: Update tree_pass descriptors.
20454 * tree-vect-generic.c: Update tree_pass descriptors.
20455 * reg-stack.c: Update tree_pass descriptors.
20456 * sched-rgn.c: Update tree_pass descriptors.
20457 * tree-ssa-structalias.c: Update tree_pass descriptors.
20458 * tree-cfg.c: Update tree_pass descriptors.
20459 * passes.c (current_pass): Update declaration.
20460 (finish_optimization_passes): Update.
20461 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20462 (register_one_dump_file, register_dump_files_1, next_pass_1):
20464 (init_optimization_passes): Update handling of new types.
20465 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20466 * ipa-struct-reorg.c: Update tree_pass descriptors.
20467 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20468 * combine-stack-adj.c: Update tree_pass descriptors.
20469 * cfgrtl.c: Update tree_pass descriptors.
20470 * dce.c: Update tree_pass descriptors.
20471 * tree-ssanames.c: Update tree_pass descriptors.
20473 2008-03-19 Richard Guenther <rguenther@suse.de>
20475 PR middle-end/35609
20476 * tree-ssa.c (walk_data): New structure.
20477 (warn_uninitialized_var): If not always_executed warn with "maybe"
20479 (execute_early_warn_uninitialized): Compute post-dominators.
20480 Initialize always_executed before processing each basic block.
20482 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20485 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20486 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20488 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20490 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20492 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20494 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20496 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20497 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20498 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20499 target after ignore has been set, and move there also the commputation
20500 of subtarget and original_target.
20501 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20502 (LANG_HOOKS_INITIALIZER): Remove it.
20503 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20505 2008-03-18 Richard Guenther <rguenther@suse.de>
20507 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20508 found an expression with constants, note that in the VN for the lhs.
20509 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20510 fold them to constants if possible. Run cleanup_cfg if done so.
20511 (execute_pre): Return todo.
20512 (do_pre): Likewise.
20513 (execute_fre): Likewise.
20514 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20516 (get_prop_source_stmt): Look through pointer conversions.
20518 2008-03-18 Jan Hubicka <jh@suse.cz>
20520 * tree-pretty-print.c: Include predict.h.
20521 (dump_generic_node): Dump predictor.
20522 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20523 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20524 * gimple-low.c (lower_stmt): Likewise.
20525 * expr.c (expand_expr_real): Likewise.
20526 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20528 (build_predict_expr, build_predict_expr): New.
20529 * predict.h (predictor_name, build_predict_expr): Update.
20530 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20531 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20532 * predict.def (PRED_CONTINUE): Update hitrate.
20533 * tree.def (PREDICT_EXPR): Define.
20534 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20535 do not handle BIND_EXPR.
20536 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20537 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20538 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20541 2008-03-18 Michael Matz <matz@suse.de>
20543 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20545 2008-03-18 Richard Guenther <rguenther@suse.de>
20547 * tree-gimple.h (is_gimple_invariant_address): Declare.
20548 (is_gimple_constant): Likewise.
20549 * tree-gimple.c (is_gimple_constant): New function.
20550 (is_gimple_invariant_address): Likewise.
20551 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20552 and is_gimple_invariant_address.
20553 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20555 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20556 an addressable base.
20558 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20560 PR middle-end/35611
20561 * gimplify.c (gimplify_expr): Gimplify second operand of
20564 2008-03-17 Richard Guenther <rguenther@suse.de>
20566 PR tree-optimization/19637
20567 * fold-const.c (fold_unary): Remove restrictions of removing
20568 intermediate pointer-conversions (P2)(P1)P0.
20569 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20570 conversion to void pointer.
20571 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20573 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20576 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20577 emulated thread local variables.
20579 2008-03-16 Richard Guenther <rguenther@suse.de>
20581 PR middle-end/35607
20582 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20583 expand TREE_INVARIANT operations that are not gimple invariant.
20585 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20587 * doc/extend.texi (Alignment): Say that the ABI controls
20588 the __alignof__ for non-strict-alignment targets rather
20589 than being a recommendation.
20591 2008-03-15 Paul Brook <paul@codesourcery.com>
20593 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20595 (arm_output_fn_unwind): Mark functions that can not be unwound.
20597 2008-03-15 Paul Brook <paul@codesourcery.com>
20599 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20600 extension instructions.
20602 2008-03-15 Richard Guenther <rguenther@suse.de>
20604 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20605 and fold constant aggregate refs.
20606 (fold_const_aggregate_ref): Handle string constants
20607 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20608 (evaluate_stmt): Simplify now that ccp_fold folds constant
20611 2008-03-15 Paul Brook <paul@codesourcery.com>
20613 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20614 (extzv): Use gen_extzv_t2.
20615 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20617 2008-03-15 Richard Guenther <rguenther@suse.de>
20619 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20620 (fold_const_aggregate_ref): Likewise.
20621 (get_value): Return NULL if we don't have any values.
20622 (ccp_finalize): Set const_val to NULL after freeing it.
20623 * tree-flow.h (get_symbol_constant_value): Declare.
20624 (fold_const_aggregate_ref): Likewise.
20625 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20627 2008-03-15 Richard Guenther <rguenther@suse.de>
20629 PR middle-end/35593
20630 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20631 to not produce negative array indices if not allowed. Add
20632 parameter to indicate that.
20633 (maybe_fold_offset_to_component_ref): Allow negative array
20634 indices only for the first member of a structure.
20635 (maybe_fold_offset_to_reference): Allow negative array indices.
20636 (maybe_fold_stmt_addition): Likewise.
20638 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20639 Anatoly Sokolov <aesok@post.ru>
20641 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20642 (avr_arch): Add ARCH_AVR6.
20643 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20644 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20645 instead of fixed value 2.
20646 (print_operand_address): Use gs() asm specifier instead of pm().
20647 (avr_assemble_integer): (Ditto.).
20648 (avr_output_addr_vec_elt): (Ditto.).
20649 (print_operand): Handle "!" code.
20650 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20651 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20652 (AVR_HAVE_EIJMP_EICALL): Define.
20653 (AVR_3_BYTE_PC): Redefine.
20654 (AVR_2_BYTE_PC): (Ditto.).
20655 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20656 (LINK_SPEC): Add atmega2560 and atmega2561.
20657 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20659 * config/avr/avr.md (call_insn): Use eicall instead of icall
20660 for 3 byte PC devices.
20661 (call_value_insn): (Ditto.).
20662 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20663 (indirect_jump): Use only for for 2 byte PC devices.
20664 (*tablejump): (Ditto.).
20665 (*indirect_jump_avr6): Add insn.
20666 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20667 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20668 instead of ijmp for 3 byte PC devices.
20669 (__tablejump2__): (Ditto.).
20670 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20671 (MULITLIB_DIRNAMES): (Ditto.).
20672 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20674 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20676 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20677 "sse2_umulsidi3". Use V1DI mode for operand 0.
20678 ("mmx_psadbw"): Use V1DI mode for operand 0.
20679 * config/i386/i386-modes.def (V1SI): New vector mode.
20680 * config/i386/i386.c (struct builtin_description)
20681 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20682 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20683 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20684 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20685 v1di_ftype_v8qi_v8qi type.
20686 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20688 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20689 __builtin_ia32_pmuludq]: Fix the mode of return value.
20691 2008-03-15 Richard Guenther <rguenther@suse.de>
20693 PR middle-end/35595
20694 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20697 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20699 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20700 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20701 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20702 unless TARGET_SERIALIZE_VOLATILE is enabled.
20703 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20704 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20705 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20707 2008-03-14 Richard Guenther <rguenther@suse.de>
20709 PR tree-optimization/34172
20710 * tree-flow.h (refs_may_alias_p): Declare.
20711 (get_single_def_stmt): Likewise.
20712 (get_single_def_stmt_from_phi): Likewise.
20713 (get_single_def_stmt_with_phi): Likewise.
20714 * tree-dfa.c (refs_may_alias_p): New function.
20715 (get_single_def_stmt): Likewise.
20716 (get_single_def_stmt_from_phi): Likewise.
20717 (get_single_def_stmt_with_phi): Likewise.
20718 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20719 (vn_reference_lookup_1): New helper function.
20720 (vn_reference_lookup): Walk the virtual use-def chain to
20721 continue searching for a match if the def does not alias the
20722 reference we are looking for.
20724 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20726 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20727 archive and Perzl. Update The Written Word listing.
20729 2008-03-14 Richard Guenther <rguenther@suse.de>
20731 PR tree-optimization/34043
20732 PR tree-optimization/33989
20733 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20735 (bitmap_find_leader): Use extra argument to verify dominance
20736 relationship inside a basic-block.
20737 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20738 (find_leader_in_sets): Adjust.
20739 (create_component_ref_by_pieces): Take extra argument for
20740 dominance check, handle lookup failures.
20741 (find_or_generate_expression): Likewise.
20742 (create_expression_by_pieces): Likewise.
20743 (insert_into_preds_of_block): Adjust.
20744 (create_value_expr_from): If asked for, verify all operands
20745 are in the blocks AVAIL_OUT set.
20746 (make_values_for_stmt): Check for SSA_NAMEs that are life
20747 over an abnormal edge.
20748 (compute_avail): Remove such check.
20749 (do_SCCVN_insertion): New function.
20750 (eliminate): If we do not find a leader suitable for replacement
20751 insert a replacement expression from SCCVN if available.
20752 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20753 (struct vn_ssa_aux): Add needs_insertion flag.
20754 * tree-ssa-sccvn.c (may_insert): New global flag.
20755 (copy_reference_ops_from_ref): Value-number union member access
20756 based on its size, not type and member if insertion is allowed.
20757 (visit_reference_op_load): For a weak match from union type
20758 punning lookup a view-converted value and insert a SSA_NAME
20759 for that value if that is not found.
20760 (visit_use): Make dumps shorter. Do not disallow value numbering
20761 SSA_NAMEs that are life over an abnormal edge to constants.
20762 (free_scc_vn): Release inserted SSA_NAMEs.
20763 (run_scc_vn): New flag to specify whether insertion is allowed.
20764 Process SSA_NAMEs in forward order.
20765 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20766 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20767 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20768 pointer type to/from integral types that do not change the
20769 precision to regular conversions.
20771 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20773 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20774 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20775 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20776 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20777 input arguments and the mode of return value. Built-in functions
20778 that operate on whole 64-bit MMX register now use V1DI mode.
20780 2008-03-13 Alon Dayan <alond@il.ibm.com>
20781 Olga Golovanevsky <olga@il.ibm.com>
20783 PR tree-optimization/35041
20784 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20785 to locate the right position in a statement.
20787 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20791 * config/i386/xmmintrin.h: Change all static inline functions to
20792 extern inline and add __gnu_inline__ attribute.
20793 * config/i386/bmintrin.h: Ditto.
20794 * config/i386/smmintrin.h: Ditto.
20795 * config/i386/tmmintrin.h: Ditto.
20796 * config/i386/mmintrin-common.h: Ditto.
20797 * config/i386/ammintrin.h: Ditto.
20798 * config/i386/emmintrin.h: Ditto.
20799 * config/i386/pmmintrin.h: Ditto.
20800 * config/i386/mmintrin.h: Ditto.
20801 * config/i386/mm3dnow.h: Ditto.
20803 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20805 PR middle-end/35185
20806 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20807 (lower_omp_2): New function.
20808 (lower_omp_1, lower_omp): Rewritten.
20810 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20813 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20814 with the phrase "Microsoft Windows compilers".
20815 (Push/Pop Macro Pragmas): New subsection. Document
20816 #pragma push_macro and pragma pop_macro.
20818 2008-03-12 Paul Brook <paul@codesourcery.com>
20820 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20822 2008-03-12 Paul Brook <paul@codesourcery.com>
20824 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20825 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20826 (thumb2_addsi_shortim): Rename ...
20827 (thumb2_addsi_short): ... to this. Allow register operands.
20828 (thumb2_subsi_short): New pattern.
20829 (thumb2_one_cmplsi2_short,
20830 thumb2_negsi2_short): New patterns and peepholes.
20832 2008-03-12 Paul Brook <paul@codesourcery.com>
20834 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20836 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20838 * config/i386/i386.md (int_cond): New code iterator.
20840 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20841 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20842 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20843 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20844 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20845 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20846 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20847 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20849 2008-03-12 Paul Brook <paul@codesourcery.com>
20851 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20852 instead of {arm,thumb}_compute_save_reg_mask.
20853 (output_return_instruction): Ditto.
20854 (thumb_unexpanded_epilogue): Ditto.
20855 (thumb1_expand_prologue): Ditto.
20856 (thumb1_output_function_prologue): Ditto.
20857 (arm_set_return_address): Ditto.
20858 (thumb_set_return_address): Ditto.
20859 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20860 regs to achieve stack alignment.
20861 (thumb1_compute_save_reg_mask): Fix compiler warning.
20862 (arm_output_epilogue): Use offsets->saved_regs_mask.
20863 Adjust stack pointer by poping call clobered registers.
20864 (arm_expand_prologue): Use offsets->saved_regs_mask.
20865 Adjust stack pointer by pushing extra registers.
20866 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20868 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20871 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20872 conversion to the operands of a multiplication.
20874 2008-03-12 Richard Guenther <rguenther@suse.de>
20876 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20877 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20878 * timevar.def (TV_TREE_PHIPROP): Add.
20879 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20880 pass description. Use TV_TREE_PHIPROP.
20881 * tree-ssa-forwprop.c: Remove phiprop code.
20883 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20885 PR middle-end/35549
20886 * omp-low.c (maybe_lookup_decl): Constify first argument.
20887 (use_pointer_for_field): Change last argument from bool to
20888 omp_context *. Disallow shared copy-in/out in nested
20889 parallel if decl is shared in outer parallel too.
20890 (build_outer_var_ref, scan_sharing_clauses,
20891 lower_rec_input_clauses, lower_copyprivate_clauses,
20892 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20894 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20895 Ira Rosen <irar@il.ibm.com>
20897 * tree-vectorizer.c (free_stmt_vec_info): New function.
20898 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20899 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20900 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20901 * tree-vect-transform.c (vectorizable_conversion): Free
20902 vec_oprnds0 if it was allocated.
20903 (vect_permute_store_chain): Remove unused VECs.
20904 (vectorizable_store): Free VECs that are allocated in the..
20906 (vect_transform_strided_load, vectorizable_load): Likewise.
20907 (vect_remove_stores): Simplify the code.
20908 (vect_transform_loop): Move code to vect_remove_stores().
20909 Call vect_remove_stores() and free_stmt_vec_info().
20911 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20913 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20914 TARGET_HPUX. Revise comment.
20915 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20916 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20917 Use sr4 variant of `be' instruction when not generating PIC code.
20918 (attr_length_call): Adjust for above change.
20920 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20922 * ipa-reference.c (static_execute): Remove module_statics_const and
20923 associated setting code.
20925 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20928 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20929 predicate for operand 1.
20930 (paritysi2_cmp): Use register_operand predicate for operand 2.
20931 Use earlyclobber modifier for operand 1. Remove support for
20933 (paritydi2_cmp): Use register_operand predicate for operand 3.
20934 Use earlyclobber modifier for operand 1. Remove support for
20937 2008-03-11 Paul Brook <paul@codesourcery.com>
20938 Vladimir Prus <vladimir@codesourcery.com>
20940 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20941 (arm_compute_save_reg0_reg12_mask): Always
20942 check if register 11 must be saved. Always safe hard frame pointer
20943 when frame_pointer_needeed.
20944 (arm_compute_save_reg_mask): Save IP and PC
20945 only with apcs frames.
20946 (arm_output_epilogue): Adjust Thumb2 codepath to
20947 be also invoked and work for ARM non-apcs frames.
20948 (arm_expand_prologue): Don't bother saving IP
20949 for non-apcs frame, since it's not clobbered by
20950 prologue code. Implement non-apcs frame
20953 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20955 PR rtl-optimization/35281
20956 * expr.c (convert_move): Use a new pseudo for the intermediate
20957 from_mode->word_mode result.
20959 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20961 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20962 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20963 * toplev.c (compile_file): Don't call it.
20965 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20967 PR middle-end/35526
20968 * expr.c (store_expr): Call emit_block_move if the mode
20969 of "temp" RTX is BLKmode.
20971 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20972 Richard Guenther <rguenther@suse.de>
20974 PR tree-optimization/31358
20975 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20976 the step with a NULL_TREE.
20977 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20978 to sizetype if type is a pointer type.
20979 (add_candidate_1): Don't convert the base and step to
20980 the generic type if the orginal type is a pointer type.
20981 (add_iv_value_candidates): Use sizetype for the step
20982 if type is a pointer type.
20983 (cand_value_at): Likewise.
20984 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20986 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20987 Don't convert the tem affine to the type.
20988 (add_elt_to_tree): Use sizetype for the step if a pointer.
20989 Use POINTER_PLUS_EXPR for pointers.
20990 (aff_combination_to_tree): Use sizetype for the step if a
20993 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20995 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20996 Remove commutativity hint.
20998 2008-03-10 Jakub Jelinek <jakub@redhat.com>
21002 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
21003 errorneous type. Check that v is a VAR_DECL.
21005 PR middle-end/35099
21006 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
21008 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
21010 PR tree-optimization/35494
21011 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
21012 may be overriden at link and run time.
21014 2008-03-10 Richard Guenther <rguenther@suse.de>
21016 PR tree-optimization/34677
21017 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
21018 (poolify_tree): Likewise.
21019 (modify_expr_template): Likewise.
21020 (poolify_modify_stmt): Likewise.
21021 (insert_fake_stores): Handle all component-ref style stores
21022 in addition to INDIRECT_REF. Also handle complex types.
21023 Do not poolify the inserted load.
21024 (realify_fake_stores): Do not rebuild the tree but only
21025 make it a SSA_NAME copy.
21026 (init_pre): Remove initialzation of modify_expr_template.
21027 Do not allocate modify_expr_node_pool.
21028 (fini_pre): Do not free modify_expr_node_pool.
21030 2008-03-10 Paul Brook <paul@codesourcery.com>
21032 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
21033 to avoid conflicts.
21035 2008-03-10 Paul Brook <paul@codesourcery.com>
21036 Mark Shinwell <shinwell@codesourcery.com>
21038 * config/arm/cortex-r4.md: New.
21039 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
21041 * config/arm/arm.md: Include cortex-r4.md.
21042 (insn): Add smmls, sdiv and udiv values.
21043 (generic_sched): Don't use generic scheduling for Cortex-R4.
21044 (arm_issue_rate): New function.
21045 (TARGET_SCHED_ISSUE_RATE): Define.
21047 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
21049 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
21051 2008-03-10 Richard Guenther <rguenther@suse.de>
21053 * tree-ssa-pre.c (get_sccvn_value): Simplify.
21054 (compute_avail): Do not add stmt uses to AVAIL_OUT.
21056 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
21058 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21059 Set default to true.
21061 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21063 * c.opt (Wsynth): Deprecate.
21064 * doc/invoke.texi (Option Summary, Warning Options): Document
21065 -Wno-format-contains-nul.
21067 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
21070 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
21071 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
21073 2008-03-09 Ira Rosen <irar@il.ibm.com>
21075 * config/rs6000/rs6000.c (builtin_description): Rename vector
21076 left shift operations.
21077 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21078 (altivec_vsl<VI_char>): Rename to ...
21079 (ashl<mode>3): ... new name.
21080 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21082 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21084 2008-03-08 Richard Guenther <rguenther@suse.de>
21086 * coverage.h (tree_coverage_counter_addr): Declare.
21087 * coverage.c (tree_coverage_counter_addr): New function.
21088 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21089 before using again.
21090 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21091 (tree_gen_one_value_profiler): Likewise.
21092 (tree_gen_ic_profiler): Likewise.
21093 (tree_gen_average_profiler): Likewise.
21094 (tree_gen_ior_profiler): Likewise.
21096 2008-03-08 Richard Guenther <rguenther@suse.de>
21098 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21099 (vn_binary_op_insert): Likewise.
21100 (vn_unary_op_lookup): Likewise.
21101 (vn_unary_op_insert): Likewise.
21102 (vn_nary_op_lookup): Declare.
21103 (vn_nary_op_insert): Likewise.
21104 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21105 and binary hashes, use a single obstack for unary_op_pool
21106 and binary_op_pool.
21107 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21108 a single struct vn_nary_op_s. Store tree code length and
21109 a variable number of operands.
21110 (struct vn_reference_op_struct): Remove unused op2.
21111 (vn_reference_op_eq): Do not compare op2.
21112 (vn_reference_op_compute_hash): Do not compute hash of op2.
21113 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21114 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21115 with vn_nary_op_compute_hash.
21116 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21117 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21119 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21121 (visit_unary_op): Call nary functions.
21122 (visit_binary_op): Likewise.
21123 (process_scc): Adjust for struct vn_tables_s changes.
21124 (allocate_vn_table): Likewise.
21125 (free_vn_table): Likewise.
21126 * tree-vn.c (vn_add): Call nary functions.
21127 (vn_lookup): Likewise.
21129 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21132 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21133 wdst back after sync_compare_and_swapqhi_internal.
21135 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21138 * config/i386/i386-modes.def (V1DI): New vector mode.
21139 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21140 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21141 (MMXMODE248): Ditto.
21142 (MMXMODE): Add V1DI mode.
21143 (mmxvecsize): Change DI mode to V1DI mode.
21144 ("mov<mode>): Use MMXMODEI8 mode iterator.
21145 ("*mov<mode>_internal_rex64"): Ditto.
21146 ("*mov<mode>_internal"): Ditto.
21147 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21148 ("mmx_sub<mode>3"): Ditto.
21149 ("mmx_adddi3"): Remove insn pattern.
21150 ("mmx_subdi3"): Ditto.
21151 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21152 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21153 ("mmx_ashl<mode>3"): Ditto.
21154 ("mmx_lshrdi3"): Remove insn pattern.
21155 ("mmx_ashldi3"): Ditto.
21156 * config/i386/i386.c (classify_argument): Handle V1DImode.
21157 (function_arg_advance_32): Ditto.
21158 (function_arg_32): Ditto.
21159 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21160 mmx_addv1di3 insn pattern.
21161 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21162 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21163 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21164 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21165 Remove definitions of built-in functions.
21166 (V1DI_type_node): New node.
21167 (v1di_ftype_v1di_int): Ditto.
21168 (v1di_ftype_v1di_v1di): Ditto.
21169 (v2si_ftype_v2si_si): Ditto.
21170 (v4hi_ftype_v4hi_di): Remove node.
21171 (v2si_ftype_v2si_di): Ditto.
21172 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21173 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21174 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21175 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21176 Add new builtins using def_builtin_const.
21177 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21178 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21179 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21180 * config/i386/mmintrin.h (__v1di): New typedef.
21181 (_mm_add_si64): Cast arguments to __v1di type.
21182 (_mm_sub_si64): Ditto.
21183 (_mm_sll_pi16): Cast __count to __v4hi type.
21184 (_mm_sll_pi32): Cast __count to __v2si type.
21185 (_mm_sll_si64): Cast arguments to __v1di type.
21186 (_mm_srl_pi16): Cast __count to __v4hi type.
21187 (_mm_srl_pi32): Cast __count to __v2si type.
21188 (_mm_srl_si64): Cast arguments to __v1di type.
21189 (_mm_sra_pi16): Cast __count to __v4hi type.
21190 (_mm_sra_pi32): Cast __count to __v2si type.
21191 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
21192 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
21193 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
21194 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
21195 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
21196 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
21197 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
21198 (_mm_srai_pi32): Use __builtin_ia32_psradi.
21199 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
21200 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21201 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21202 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
21204 2008-03-07 Joseph Myers <joseph@codesourcery.com>
21206 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
21208 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
21211 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
21212 reg+const addressing for Altivec modes. Don't generate reg+reg
21213 addressing for TFmode or TDmode quantities.
21215 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
21217 * c-common.c (vector_types_convertible_p): Call langhook
21218 instead of comptypes.
21220 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21223 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
21224 integral and scalar float variables which have a
21227 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
21229 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
21230 dwarf_register_span hook when emitting unwind information for
21231 register-to-memory saves.
21232 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
21233 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21235 2008-03-06 Jakub Jelinek <jakub@redhat.com>
21237 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
21238 for the same VAR_DECL.
21240 2008-03-06 Tom Tromey <tromey@redhat.com>
21242 * treelang: Delete.
21243 * doc/standards.texi (Standards): Don't mention treelang.
21244 * doc/invoke.texi (Overall Options): Don't mention treelang.
21245 * doc/install.texi (Prerequisites): Don't mention bison or
21247 (Configuration): Don't mention treelang.
21248 (Building): Likewise.
21249 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
21251 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
21253 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
21254 word-extractions out of a multi-word object.
21256 2008-03-06 Richard Guenther <rguenther@suse.de>
21258 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
21259 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21260 result type and precision.
21261 * expr.c (get_inner_reference): Set unsignedp based on the result
21262 type of BIT_FIELD_REF.
21263 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
21264 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
21265 (try_instantiate_multiple_fields): Likewise. Use the correct type
21267 (sra_build_assignment): Likewise.
21268 (sra_build_elt_assignment): Likewise.
21269 (sra_explode_bitfield_assignment): Likewise.
21270 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
21271 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
21272 set BIT_FIELD_REF_UNSIGNED.
21273 (vectorizable_load): Likewise.
21275 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
21277 * cse.c (cse_extended_basic_block): Invalidate artificial defs
21280 2008-03-06 Richard Guenther <rguenther@suse.de>
21282 * alias.c (struct alias_set_entry): Move has_zero_child field
21283 to pack with alias_set.
21285 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21287 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21290 2008-03-05 Ian Lance Taylor <iant@google.com>
21292 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
21294 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
21296 * fwprop.c (update_df): Support width and offset parameters of
21298 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
21299 global_conflicts): Change DF_REF_EXTRACT to either
21300 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21301 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21302 * df-scan.c (df_ref_record, df_defs_record,
21303 df_ref_create_structure, df_def_record_1, df_uses_record,
21304 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
21305 df_bb_refs_collect, df_entry_block_defs_collect,
21306 df_exit_block_uses_collect): Support new width and offset fields.
21307 (ref_extract_pool): New storage pool.
21308 (df_free_ref): New function.
21309 (df_reg_chain_unlink, df_free_collection_rec,
21310 df_sort_and_compress_refs): Call df_free_ref.
21311 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
21313 (df_ref_create_structure): Allocate df_ref_extract if offset and
21314 width fields are used.
21315 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
21316 (df_uses_record): Get offset and width from ZERO_EXTRACT
21318 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
21319 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21320 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21321 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
21322 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21323 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21324 (df_ref_extract): New structure.
21325 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21326 (df_ref_create): Add width and offset parameters.
21328 2008-03-05 Richard Guenther <rguenther@suse.de>
21330 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21331 Use ranges_overlap_p.
21332 (offset_overlaps_with_access): Rename
21333 to ranges_overlap_p and move ...
21334 * tree-flow-inline.h (ranges_overlap_p): ... here.
21336 * tree.h (get_inner_reference, handled_component_p): Update
21339 * tree.h (record_component_aliases, get_alias_set,
21340 alias_sets_conflict_p, alias_sets_must_conflict_p,
21341 objects_must_conflict_p): Move declarations ...
21342 * alias.h (record_component_aliases, get_alias_set,
21343 alias_sets_conflict_p, alias_sets_must_conflict_p,
21344 objects_must_conflict_p): ... here.
21345 Include coretypes.h.
21346 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21348 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21350 * cfg.c: Include tree-flow.h.
21351 (remove_edge_raw): Call redirect_edge_var_map_clear.
21352 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21353 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21354 (redirect_edge_var_map_result): New.
21355 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21356 PENDING_STMT use with redirect_edge_var_map_*.
21357 * tree-ssa.c (edge_var_maps): New definition.
21358 (redirect_edge_var_map_add): New.
21359 (redirect_edge_var_map_clear): New.
21360 (redirect_edge_var_map_dup): New.
21361 (redirect_edge_var_map_vector): New.
21362 (redirect_edge_var_map_destroy): New.
21363 (ssa_redirect_edge): Replace PENDING_STMT use with
21364 redirect_edge_var_map_*.
21365 (flush_pending_stmts): Same.
21366 (delete_tree_ssa): Destroy edge var map.
21367 * tree-flow.h (struct _edge_var_map): New.
21368 Define edge_var_map vector type.
21369 Declare redirect_edge_var_map_* prototypes.
21370 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21371 * tree-cfg.c (reinstall_phi_args): Replace
21372 PENDING_STMT use with redirect_edge_var_map_*.
21374 2008-03-05 Richard Guenther <rguenther@suse.de>
21376 PR tree-optimization/35472
21377 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21378 whose single use_stmt has a overlapping set of loaded and
21379 stored symbols as that use_stmt might be a noop assignment then.
21381 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21383 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21385 2008-03-05 Richard Guenther <rguenther@suse.de>
21388 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21389 should be constants.
21390 * tree-cfg.c (verify_expr): Verify it.
21391 * fold-const.c (fold_truthop): Remove code generating
21392 BIT_FIELD_REFs of structure bases.
21393 (fold_binary): Likewise.
21394 (fold_ternary): Position and size of BIT_FIELD_REFs are
21395 always host integers.
21396 (make_bit_field_ref): Remove.
21397 (optimize_bit_field_compare): Remove.
21398 (all_ones_mask_p): Remove.
21400 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21403 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21404 (split_block_and_df_analyze): New. Split basic block and rebuild
21406 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21408 (split_pattern_seq): Likewise.
21409 (erase_matching_seqs): Likewise.
21410 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21412 2008-03-04 Geoff Keating <geoffk@apple.com>
21414 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21415 declaration and code.
21416 (tree_invalid_nonnegative_warnv_p): Likewise.
21418 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21420 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21421 examples. Truncate option-names then causing overfull hbox.
21423 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21426 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21428 * configure: Rebuilt.
21430 2008-03-04 Rafael EspÃndola <espindola@google.com>
21432 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21433 (tree_unary_nonnegative_warnv_p): New.
21434 (tree_binary_nonnegative_warnv_p): New.
21435 (tree_single_nonnegative_warnv_p): New.
21436 (tree_invalid_nonnegative_warnv_p): New.
21437 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21439 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21442 * opts.c (handle_option): Postpone 'unknown option' errors only for
21445 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21448 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21451 2008-03-04 Rafael EspÃndola <espindola@google.com>
21453 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21454 (tree_binary_nonzero_warnv_p): New.
21455 (tree_single_nonzero_warnv_p): New.
21456 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21458 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21460 PR middle-end/35456
21461 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21462 transformations for modes that have signed zeros.
21463 * ifcvt.c (noce_try_abs): Ditto.
21465 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21467 * config/i386/i386.c (override_options): Force
21468 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21470 2008-03-04 Jan Hubicka <jh@suse.cz>
21473 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21476 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21478 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21479 label to probe the stack.
21481 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21483 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21484 (__gthr_win32_mutex_destroy): Declare.
21485 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21486 __gthr_win32_mutex_destroy.
21487 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21489 2008-03-03 Jan Hubicka <jh@suse.cz>
21492 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21493 aggressive on inlining cold calls.
21495 2008-03-03 Richard Guenther <rguenther@suse.de>
21497 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21498 struct copies into the expression table.
21499 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21500 (try_to_simplify): Likewise.
21501 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21502 integral and pointer arguments which do not change the
21503 precision to NOP_EXPRs.
21504 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21505 VIEW_CONVERT_EXPR case.
21507 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21509 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21510 defined in a loop at depth 0 is invariant.
21511 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21512 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21513 be called at loop depth 0.
21515 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21518 * gcc.c (process_command): Update copyright notice dates.
21519 * gcov.c (print_version): Likewise.
21520 * gcov-dump.c (print_version): Likewise.
21521 * mips-tfile.c (main): Likewise.
21522 * mips-tdump.c (main): Likewise.
21524 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21527 * c-common.c (flag_permissive): Delete.
21528 (constant_expression_warnings): Check flags first.
21529 (constant_expression_error): New.
21530 * c-common.h (flag_permissive): Delete.
21531 (constant_expression_error): Declare.
21532 * flags.h (flag_permissive): Declare. Update description.
21533 * diagnostic.c (pedwarn): Update.
21535 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21536 (permissive_error_kind): New.
21537 * toplev.c (flag_permissive): Define. Update description.
21538 * toplev.h (permissive_error_kind): Declare.
21539 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21540 (pedwarn_c90): Use pedantic_warning_kind.
21541 * c-opts.c (c_common_post_options): flag_permissive does not affect
21542 flag_pedantic_errors.
21544 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21546 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21547 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21548 __absvsi2, __absvDI2): Use unsigned arithmetic.
21550 2008-03-02 Andi Kleen <ak@suse.de>
21551 Richard Guenther <rguenther@suse.de>
21553 * struct-equiv.c: Remove file.
21554 * cfg_cleanup.c (condjump_equiv_p): Remove.
21555 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21556 (struct-equiv.o): Remove rule.
21557 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21558 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21559 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21561 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21563 * ifcvt.c (noce_process_if_block): Try to handle only the then
21564 block if the else block exists but isn't suitable.
21566 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21569 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21570 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21571 regression from previous patch.
21573 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21576 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21578 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21579 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21580 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21581 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21582 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21583 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21584 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21585 (__gthread_mutex_destroy_function): Rename to
21586 __gthread_mutex_destroy.
21587 * gthr-dce.h (__gthread_mutex_destroy): Call
21588 pthread_mutex_destroy.
21589 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21590 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21591 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21593 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21595 * df-scan.c (df_ref_chain_change_bb): Simplify.
21596 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21597 set_block_for_insn if there's any change.
21598 * df.h ((df_insn_change_bb): Fix prototype.
21599 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21600 df_insn_change_bb, don't call set_block_for_insn.
21601 * emit-rtl.c (reorder_insns): Likewise.
21602 * haifa-sched.c (move_insn): Likewise.
21604 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21606 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21608 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21610 * tree-flow-inline.h (next_readonly_imm_use): Return
21611 NULL_USE_OPERAND_P after the end.
21613 2008-03-01 Richard Guenther <rguenther@suse.de>
21615 PR tree-optimization/35411
21616 * tree-sra.c (sra_build_assignment): Split conversion to
21617 final type to a separate statement if we are not assigning
21620 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21622 * fold-const.c (fold_convertible_p): Correct the logic to follow
21623 that in fold_convert().
21625 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21628 * tree-inline.c (build_duplicate_type): When we make a
21629 duplicate type, make it unique in the canonical types system.
21631 2008-02-29 Tom Tromey <tromey@redhat.com>
21633 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21634 input_file_stack_history, input_file_stack_restored): Remove.
21635 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21636 * input.h (struct file_stack): Remove.
21637 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21638 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21640 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21642 (diagnostic_last_module_changed): Add 'map' argument.
21643 (diagnostic_set_last_function): Likewise.
21644 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21645 line map, not input_file_stack.
21646 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21648 2008-02-29 Paul Brook <paul@codesourcery.com>
21650 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21652 2008-02-29 Paul Brook <paul@codesourcery.com>
21654 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21656 2008-02-29 Richard Guenther <rguenther@suse.de>
21658 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21660 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21661 value for comparing for a store match.
21662 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21663 (try_to_simplify): Do not do a full-blown reference lookup.
21665 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21667 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21668 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21670 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21672 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21674 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21675 strides against cache sizes.
21677 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21679 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21682 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21684 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21685 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21686 is smaller than the original promoted value.
21687 (simplify_subreg): If OP is a SUBREG, try to preserve its
21688 SUBREG_PROMOTED_VAR_P information.
21690 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21692 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21693 (VN_INFO_GET): Allocate new objects on the obstack.
21694 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21695 for rpo_numbers_temp, for consistency.
21696 (free_scc_vn): Free the obstack.
21698 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21700 * doc/invoke.texi: Document -ftree-loop-distribution.
21701 * tree-loop-distribution.c: New.
21702 * tree-pass.h (pass_loop_distribution): New.
21703 * graphds.h (struct graph): Add htab_t indices.
21704 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21705 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21706 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21707 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21708 * tree-data-ref.c (debug_data_dependence_relations): New.
21709 (dump_data_dependence_relation): Also print data references.
21710 (free_data_ref): Extern.
21711 (same_access_functions): Moved...
21712 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21713 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21714 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21715 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21716 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21717 (stmts_from_loop): Skip LABEL_EXPR.
21718 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21720 (build_rdg): Initialize rdg->indices htab.
21721 (free_rdg, stores_from_loop, ref_base_address,
21722 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21723 have_similar_memory_accesses_1, ref_base_address_1,
21724 remove_similar_memory_refs): New.
21725 * tree-data-ref.h: Depend on tree-chrec.h.
21726 (debug_data_dependence_relations, free_data_ref): Declared.
21727 (same_access_functions): ... here.
21728 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21730 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21731 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21732 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21733 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21734 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21735 rdg_vertex_for_stmt): Declared.
21736 (struct rdg_edge): Add level.
21738 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21739 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21741 (rdg_has_similar_memory_accesses): New.
21742 * tree-vect-analyze.c: Remove unused static decls.
21743 * lambda.h (dependence_level): New.
21744 * common.opt (ftree-loop-distribution): New.
21745 * tree-flow.h (mark_virtual_ops_in_bb,
21746 slpeel_tree_duplicate_loop_to_edge_cfg,
21747 rename_variables_in_loop): Declared.
21748 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21749 (OBJS-common): Add tree-loop-distribution.o.
21750 (tree-loop-distribution.o): New rule.
21751 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21752 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21753 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21755 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21758 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21759 other than structures and unions.
21761 2008-02-28 Richard Guenther <rguenther@suse.de>
21764 2008-02-26 Richard Guenther <rguenther@suse.de>
21766 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21767 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21768 (lookup_decl_from_uid): Declare.
21769 (remove_decl_from_map): Likewise.
21770 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21771 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21772 (decl_for_uid_map): New global hashtable mapping DECL_UID
21774 (init_ttree): Allocate it.
21775 (insert_decl_to_uid_decl_map): New helper function.
21776 (make_node_stat): Insert new decls into the map.
21777 (copy_node_stat): Likewise.
21778 (lookup_decl_from_uid): New function.
21779 (remove_decl_from_map): Likewise.
21780 (print_decl_for_uid_map_statistics): New helper.
21781 (dump_tree_statistics): Call it.
21783 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21784 (referenced_var_iterator): Adjust.
21785 (FOR_EACH_REFERENCED_VAR): Adjust.
21786 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21787 (num_referenced_vars): Adjust.
21788 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21789 (first_referenced_var): Remove.
21790 (end_referenced_vars_p): Likewise.
21791 (next_referenced_var): Likewise.
21792 (referenced_var_iterator_set): New helper function.
21793 * tree-dfa.c (referenced_var_lookup): Adjust.
21794 (referenced_var_check_and_insert): Likewise.
21795 (remove_referenced_var): Likewise.
21796 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21797 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21798 (verify_call_clobbering): Likewise.
21799 (verify_memory_partitions): Likewise.
21800 (init_tree_ssa): Allocate bitmap instead of hashtable for
21802 (delete_tree_ssa): Adjust.
21803 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21804 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21805 (compute_tag_properties): Likewise.
21806 (set_initial_properties): Likewise.
21807 (find_partition_for): Likewise.
21808 (update_reference_counts): Likewise.
21809 (dump_may_aliases_for): Likewise.
21810 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21811 (add_call_clobber_ops): Likewise.
21812 (add_call_read_ops): Likewise.
21813 (get_asm_expr_operands): Likewise.
21814 * tree-into-ssa.c (dump_decl_set): Likewise.
21815 (update_ssa): Likewise.
21816 * tree-sra.c (scan_function): Likewise.
21817 (decide_instantiations): Likewise.
21818 (scalarize_parms): Likewise.
21819 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21820 (dsa_named_for): Likewise.
21821 * tree-ssa-structalias.c (update_alias_info): Likewise.
21822 (merge_smts_into): Likewise.
21824 2008-02-27 David Daney <ddaney@avtrex.com>
21827 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21828 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21829 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21830 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21831 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21833 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21836 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21837 (BUILT_IN_NEXTTOWARD): Remove.
21838 (BUILT_IN_NEXTTOWARDF): Ditto.
21839 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21840 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21842 2008-02-27 Tom Tromey <tromey@redhat.com>
21844 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21845 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21847 2008-02-27 Jan Beulich <jbeulich@novell.com>
21849 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21850 update the respective field on newdecl.
21852 2008-02-27 Revital Eres <eres@il.ibm.com>
21854 PR rtl-optimization/34999
21855 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21856 crossing edges that ends with a call insn.
21857 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21858 call insn and clear the EDGE_CROSSING flag of the crossing edge
21859 when fixing fallthru edges.
21861 2008-02-27 Richard Guenther <rguenther@suse.de>
21863 PR middle-end/35390
21864 * fold-const.c (fold_unary): Return the correct argument,
21865 converted to the result type.
21867 2008-02-27 Richard Guenther <rguenther@suse.de>
21869 PR middle-end/34971
21870 * expr.c (expand_expr_real_1): Assert on rotates that operate
21872 * fold-const.c (fold_binary): Use the types precision, not the
21873 bitsize of the mode if folding rotate expressions. Build rotates
21874 only for full modes.
21876 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21878 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21879 and CPP_PRAGMA_EOL.
21880 * c-pragma.c (pragma_ns_name): New typedef.
21881 (registered_pp_pragmas): New variable.
21882 (c_pp_lookup_pragma): New function.
21883 (c_register_pragma_1): If flag_preprocess_only, do nothing
21884 for non-expanded pragmas, for expanded ones push pragma's
21885 namespace and name into registered_pp_pragmas vector.
21886 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21887 flag_preprocess_only, don't register GCC pch_preprocess
21888 pragma if flag_preprocess_only.
21889 * c-opts.c (c_common_init): Call init_pragma even if
21890 flag_preprocess_only.
21891 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21892 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21893 cpp_register_pragma if flag_preprocess_only.
21895 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21898 * c-parser.c (c_parser_translation_unit): Warn for empty
21899 translation unit, not empty source file.
21901 2008-02-26 Paul Brook <paul@codesourcery.com>
21903 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21904 operand for Thumb-2.
21905 * config/arm/arm.h (reg_class): Add CORE_REGS.
21906 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21907 (BASE_REG_CLASS): Use CORE_REGS.
21908 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21909 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21910 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21911 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21912 ARM_REGNO_OK_FOR_INDEX_P.
21913 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21914 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21915 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21916 (ldm/stm peepholes): Ditto.
21917 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21918 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21919 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21920 * config/arm/constraints.md: Enable "k" constraint on ARM.
21922 2008-02-27 Ben Elliston <bje@au.ibm.com>
21924 * config/rs6000/rs6000.c: Annotate cache line size field in all
21925 instances of struct processor_costs.
21927 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21929 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21930 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21931 jump_bypass): New counters.
21932 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21933 * dce.c (gate_ud_dce): Same.
21934 (gate_fast_dce): Same.
21935 * dse.c (gate_dse1): New function.
21936 (gate_dse2): New function.
21937 (gate_dse): Merge results of new gate functions.
21938 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21939 (gate_handle_jump_bypass): Add dbg_cnt.
21940 (gate_handle_gcse): Add dbg_cnt.
21941 * ifcvt.c (gate_handle_if_conversion): Same.
21942 (gate_handle_if_after_combine): Same.
21943 (gate_handle_if_after_reload): Same.
21944 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21946 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21948 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21950 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21952 2008-02-26 Jason Merrill <jason@redhat.com>
21955 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21956 alone if it's the naming decl for the type's main variant.
21958 2008-02-26 Tom Tromey <tromey@redhat.com>
21960 * system.h (USE_MAPPED_LOCATION): Poison.
21961 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21962 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21963 (make_goto_expr_edges): Likewise.
21964 (remove_bb): Likewise.
21965 (execute_warn_function_return): Likewise.
21966 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21968 * c-common.c (fname_decl): Remove old location code.
21969 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21971 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21973 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21974 (gen_rtx_ASM_INPUT): Likewise.
21975 (gen_rtx_ASM_INPUT_loc): Likewise.
21976 (get_rtx_asm_OPERANDS): Remove.
21977 * cfglayout.c (insn_locators_alloc): Remove old location code.
21978 (set_curr_insn_source_location): Likewise.
21979 (curr_insn_locator): Likewise.
21980 * print-tree.c (print_node): Remove old location code.
21981 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21982 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21983 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21984 location_from_locus.
21985 (construct_exit_block): Remove old location code.
21986 * emit-rtl.c (force_next_line_note): Remove old location code.
21987 * profile.c (branch_prob): Remove old location code.
21988 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21989 LOC_LINE): Remove old-location variants.
21990 * langhooks.c (lhd_print_error_function): Remove old location
21992 * configure, config.in: Rebuilt.
21993 * configure.ac (--enable-mapped-location): Remove.
21994 * c-decl.c (c_init_decl_processing): Remove old location code.
21995 (finish_function): Likewise.
21996 * recog.c (decode_asm_operands): Remove old location code.
21997 * c-pch.c (c_common_read_pch): Remove old location code.
21998 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
22000 * gimple-low.c (lower_function_body): Remove old location code.
22001 * toplev.c (unknown_location): Remove.
22002 (push_srcloc): Remove old-location variant.
22003 (process_options): Remove old location code.
22004 (lang_dependent_init): Likewise.
22005 * input.h (UNKNOWN_LOCATION): Move definition.
22006 (location_t): Undeprecate.
22007 (source_locus): Remove.
22008 (location_from_locus): Remove.
22009 (struct location_s): Remove.
22010 Remove all old-location code.
22011 (input_line, input_filename): Remove.
22012 * final.c (final_scan_insn): Remove old location code.
22013 * diagnostic.c (diagnostic_build_prefix): Remove
22014 USE_MAPPED_LOCATION test.
22015 * tree.h (gimple_stmt) <locus>: Now a location_t.
22016 (tree_exp) <locus>: Likewise.
22017 (DECL_IS_BUILTIN): Remove old-location variant.
22018 (annotate_with_file_line, annotate_with_locus): Likewise.
22019 (expr_locus, set_expr_locus): Update.
22020 * tree.c (build1_stat): Remove old location code.
22021 (last_annotated_node): Remove.
22022 (annotate_with_file_line): Remove old-location variant.
22023 (annotate_with_locus): Likewise.
22024 (expr_location): Remove old location code.
22025 (set_expr_location): Likewise.
22026 (expr_has_location): Likewise.
22027 (expr_locus): Likewise.
22028 (set_expr_locus): Likewise.
22029 (expr_filename): Don't use location_from_locus.
22030 (expr_lineno): Likewise.
22031 * rtl-error.c (location_for_asm): Remove old location code.
22032 * c-lex.c (cb_line_change): Remove old location code.
22033 (fe_file_change): Likewise.
22034 (cb_def_pragma): Likewise.
22035 (c_lex_with_flags): Likewise.
22036 * gengtype.c (do_typedef): Don't special-case location types.
22037 (define_location_structures): Remove.
22038 (main): Don't call define_location_structures.
22039 * tree-pretty-print.c (dump_implicit_edges): Remove old location
22042 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22045 * builtins.def (BUILT_IN_STDARG_START): Remove.
22046 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
22047 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
22048 * tree-inline.c (inline_forbidden_p_1): Likewise.
22050 2008-02-26 Richard Guenther <rguenther@suse.de>
22052 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22053 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22054 (lookup_decl_from_uid): Declare.
22055 (remove_decl_from_map): Likewise.
22056 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22057 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22058 (decl_for_uid_map): New global hashtable mapping DECL_UID
22060 (init_ttree): Allocate it.
22061 (insert_decl_to_uid_decl_map): New helper function.
22062 (make_node_stat): Insert new decls into the map.
22063 (copy_node_stat): Likewise.
22064 (lookup_decl_from_uid): New function.
22065 (remove_decl_from_map): Likewise.
22066 (print_decl_for_uid_map_statistics): New helper.
22067 (dump_tree_statistics): Call it.
22069 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22070 (referenced_var_iterator): Adjust.
22071 (FOR_EACH_REFERENCED_VAR): Adjust.
22072 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22073 (num_referenced_vars): Adjust.
22074 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22075 (first_referenced_var): Remove.
22076 (end_referenced_vars_p): Likewise.
22077 (next_referenced_var): Likewise.
22078 (referenced_var_iterator_set): New helper function.
22079 * tree-dfa.c (referenced_var_lookup): Adjust.
22080 (referenced_var_check_and_insert): Likewise.
22081 (remove_referenced_var): Likewise.
22082 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22083 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22084 (verify_call_clobbering): Likewise.
22085 (verify_memory_partitions): Likewise.
22086 (init_tree_ssa): Allocate bitmap instead of hashtable for
22088 (delete_tree_ssa): Adjust.
22089 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22090 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22091 (compute_tag_properties): Likewise.
22092 (set_initial_properties): Likewise.
22093 (find_partition_for): Likewise.
22094 (update_reference_counts): Likewise.
22095 (dump_may_aliases_for): Likewise.
22096 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22097 (add_call_clobber_ops): Likewise.
22098 (add_call_read_ops): Likewise.
22099 (get_asm_expr_operands): Likewise.
22100 * tree-into-ssa.c (dump_decl_set): Likewise.
22101 (update_ssa): Likewise.
22102 * tree-sra.c (scan_function): Likewise.
22103 (decide_instantiations): Likewise.
22104 (scalarize_parms): Likewise.
22105 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22106 (dsa_named_for): Likewise.
22107 * tree-ssa-structalias.c (update_alias_info): Likewise.
22108 (merge_smts_into): Likewise.
22110 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22113 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22114 * c-opts.c (c_common_handle_option): Wall enables
22115 Wvolatile-register-var.
22116 * common.opt: Move Wvolatile-register-var to...
22119 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22121 * common.opt (Wlarger-than=): New.
22122 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22124 * opts.c (common_handle_option): Handle -Wlarger-than=.
22125 * optc-gen.awk: Likewise.
22126 * opth-gen.awk: Likewise.
22127 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22128 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22130 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22132 * c-common.c (match_case_to_enum_1): Add appropriate
22133 OPT_W* parameter to warning.
22134 (c_do_switch_warnings): Likewise.
22135 * c-typeck.c (warning_init): Add one more parameter following
22136 'warning' function.
22137 (push_init_level): Update call to warning_init.
22138 (pop_init_level): Likewise.
22139 (add_pending_init): Likewise.
22140 (output_init_element: Likewise.
22142 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22145 * toplev.c (toplev_main): If there are warnings or error, print
22146 errors for ignored options.
22147 * opts.c (ignored_options): New static variable.
22148 (postpone_unknown_option_error): New.
22149 (print_ignored_options): New.
22150 (handle_option): Postpone errors for unknown -Wno-* options.
22151 * opts.h (print_ignored_options): Declare.
22153 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22155 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22158 2008-02-25 Richard Guenther <rguenther@suse.de>
22161 2008-02-25 Richard Guenther <rguenther@suse.de>
22163 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22164 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22165 (lookup_decl_from_uid): Declare.
22166 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22167 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22168 (decl_for_uid_map): New global hashtable mapping DECL_UID
22170 (init_ttree): Allocate it.
22171 (insert_decl_to_uid_decl_map): New helper function.
22172 (make_node_stat): Insert new decls into the map.
22173 (copy_node_stat): Likewise.
22174 (lookup_decl_from_uid): New function.
22175 (print_decl_for_uid_map_statistics): New helper.
22176 (dump_tree_statistics): Call it.
22178 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22179 (referenced_var_iterator): Adjust.
22180 (FOR_EACH_REFERENCED_VAR): Adjust.
22181 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22182 (num_referenced_vars): Adjust.
22183 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22184 (first_referenced_var): Remove.
22185 (end_referenced_vars_p): Likewise.
22186 (next_referenced_var): Likewise.
22187 (referenced_var_iterator_set): New helper function.
22188 * tree-dfa.c (referenced_var_lookup): Adjust.
22189 (referenced_var_check_and_insert): Likewise.
22190 (remove_referenced_var): Likewise.
22191 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22192 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22193 (verify_call_clobbering): Likewise.
22194 (verify_memory_partitions): Likewise.
22195 (init_tree_ssa): Allocate bitmap instead of hashtable for
22197 (delete_tree_ssa): Adjust.
22198 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22199 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22200 (compute_tag_properties): Likewise.
22201 (set_initial_properties): Likewise.
22202 (find_partition_for): Likewise.
22203 (update_reference_counts): Likewise.
22204 (dump_may_aliases_for): Likewise.
22205 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22206 (add_call_clobber_ops): Likewise.
22207 (add_call_read_ops): Likewise.
22208 (get_asm_expr_operands): Likewise.
22209 * tree-into-ssa.c (dump_decl_set): Likewise.
22210 (update_ssa): Likewise.
22211 * tree-sra.c (scan_function): Likewise.
22212 (decide_instantiations): Likewise.
22213 (scalarize_parms): Likewise.
22214 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22215 (dsa_named_for): Likewise.
22216 * tree-ssa-structalias.c (update_alias_info): Likewise.
22217 (merge_smts_into): Likewise.
22219 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22222 * doc/invoke.texi (-fcx-limited-range): Document new option.
22223 * toplev.c (process_options): Handle -fcx-fortran-rules.
22224 * common.opt: Add documentation for -fcx-fortran-rules.
22226 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22229 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
22230 actual behaviour and C99.
22232 2008-02-26 Ben Elliston <bje@au.ibm.com>
22234 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
22235 (ASM_CPU_POWER6_SPEC): Likewise.
22236 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
22237 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
22238 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
22240 2008-02-25 Richard Guenther <rguenther@suse.de>
22242 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22243 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22244 (lookup_decl_from_uid): Declare.
22245 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22246 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22247 (decl_for_uid_map): New global hashtable mapping DECL_UID
22249 (init_ttree): Allocate it.
22250 (insert_decl_to_uid_decl_map): New helper function.
22251 (make_node_stat): Insert new decls into the map.
22252 (copy_node_stat): Likewise.
22253 (lookup_decl_from_uid): New function.
22254 (print_decl_for_uid_map_statistics): New helper.
22255 (dump_tree_statistics): Call it.
22257 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22258 (referenced_var_iterator): Adjust.
22259 (FOR_EACH_REFERENCED_VAR): Adjust.
22260 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22261 (num_referenced_vars): Adjust.
22262 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22263 (first_referenced_var): Remove.
22264 (end_referenced_vars_p): Likewise.
22265 (next_referenced_var): Likewise.
22266 (referenced_var_iterator_set): New helper function.
22267 * tree-dfa.c (referenced_var_lookup): Adjust.
22268 (referenced_var_check_and_insert): Likewise.
22269 (remove_referenced_var): Likewise.
22270 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22271 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22272 (verify_call_clobbering): Likewise.
22273 (verify_memory_partitions): Likewise.
22274 (init_tree_ssa): Allocate bitmap instead of hashtable for
22276 (delete_tree_ssa): Adjust.
22277 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22278 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22279 (compute_tag_properties): Likewise.
22280 (set_initial_properties): Likewise.
22281 (find_partition_for): Likewise.
22282 (update_reference_counts): Likewise.
22283 (dump_may_aliases_for): Likewise.
22284 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22285 (add_call_clobber_ops): Likewise.
22286 (add_call_read_ops): Likewise.
22287 (get_asm_expr_operands): Likewise.
22288 * tree-into-ssa.c (dump_decl_set): Likewise.
22289 (update_ssa): Likewise.
22290 * tree-sra.c (scan_function): Likewise.
22291 (decide_instantiations): Likewise.
22292 (scalarize_parms): Likewise.
22293 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22294 (dsa_named_for): Likewise.
22295 * tree-ssa-structalias.c (update_alias_info): Likewise.
22296 (merge_smts_into): Likewise.
22298 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
22301 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
22302 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
22303 * alias.h (nonoverlapping_memrefs_p): Likewise.
22305 2008-02-25 Jan Beulich <jbeulich@novell.com>
22307 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
22308 * config/i386/netware-libgcc.exp: Add __bswap?i2,
22309 __emultls_get_address, __emultls_register_common,
22310 __floatundi?f, and _Unwind_GetIPInfo.
22311 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
22312 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
22313 (gen_regparm_prefix): Likewise.
22314 (i386_nlm_encode_section_info): Sync with
22315 config/i386/winnt.c:i386_pe_encode_section_info().
22316 (i386_nlm_maybe_mangle_decl_assembler_name): New.
22317 i386_nlm_mangle_decl_assembler_name): New.
22318 (netware_override_options): New.
22319 * config/i386/netware.h (netware_override_options): Declare.
22320 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
22321 (i386_nlm_mangle_decl_assembler_name): Declare.
22322 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22324 2008-02-25 Ben Elliston <bje@au.ibm.com>
22327 * c-decl.c (grokdeclarator): Remove unused local variables
22328 `typedef_type' and `type_as_written'.
22330 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22331 unused local variable `has_hot_blocks'.
22332 (fix_crossing_conditional_branches): Remove unused local variable
22335 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22337 PR middle-end/19984
22338 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22339 using DEF_C99_BUILTIN.
22340 (BUILT_IN_NANF): Ditto.
22341 (BUILT_IN_NANL): Ditto.
22343 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22344 Revital Eres <eres@il.ibm.com>
22346 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22347 regarding the order of two dependent insns in the same row.
22349 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22351 * stor-layout.c (layout_decl): Do not bump the alignment of a
22352 bit-field to more than byte alignment if it is packed.
22354 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22356 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22359 2008-02-24 Diego Novillo <dnovillo@google.com>
22361 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22364 * tree-vrp.c (vrp_evaluate_conditional): With
22365 -Wtype-limits, emit a warning when comparing against a
22366 constant outside the natural range of OP0's type.
22367 * c.opt (Wtype-limits): Move ...
22368 * common.opt (Wtype-limits): ... here.
22370 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22372 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22373 * config/rs6000/e300c2c3.md: New file.
22374 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22376 (rs6000_override_options): Add e300c2 and e300c3 cases to
22377 processor_target_table. Do not allow usage of Altivec or Spe
22378 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22379 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22380 * config/rs6000/rs6000.h (processor_type): Add
22381 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22382 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22383 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22384 and ppce300c3. Include e300c2c3.md.
22386 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22388 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22389 instead of TARGET_STRICT_ALIGN.
22391 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22393 * explow.c (memory_address): Assert that the generated address is
22396 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22399 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22400 * config/darwin-ppc-ldouble-patch.def: New file.
22401 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22402 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22403 SUBTARGET_INIT_BUILTINS if defined.
22404 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22407 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22410 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22411 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22413 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22416 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22417 file" warning condtional on -Winvalid-PCH.
22419 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22421 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22423 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22427 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22428 prevent reload from using MMX registers.
22429 (*mov<mode>_internal): Ditto.
22430 (*movv2sf_internal_rex64): Ditto.
22431 (*movv2sf_internal): Ditto.
22433 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22435 PR documentation/31569
22436 * doc/install.texi2html: Use makeinfo --no-number-sections.
22438 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22440 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22441 ensure that we can address an entire entity > 8 bytes. Don't
22442 generate reg+reg addressing for such data.
22444 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22446 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22447 strings when optimizing for size, unless the target cares about
22450 2008-02-22 Tom Tromey <tromey@redhat.com>
22452 * regclass.c (current_pass): Remove declaration.
22454 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22456 * config/avr/libgcc.S (__RAMPZ__): Define.
22457 (__do_copy_data): Add for devices with 128KB code memory.
22459 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22461 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22463 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22465 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22467 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22470 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22473 * c-typeck.c (build_binary_op): Warn about floating point
22474 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22476 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22479 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22480 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22482 (rs6000_override_options): Set altivec_abi as default, not override,
22483 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22484 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22485 is used; use new member spe_abi.
22486 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22487 spe_abi and altivec_abi.
22489 2008-02-22 Tomas Bily <tbily@suse.cz>
22491 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22493 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22496 * config.build (build_file_translate): Set to `CMD //c' only if
22498 * Makefile.in (build_file_translate): Improve comment.
22500 2008-02-21 Jan Hubicka <jh@suse.cz>
22502 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22503 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22504 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22506 2008-02-21 Michael Matz <matz@suse.de>
22509 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22511 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22513 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22514 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22515 as insn constraint.
22516 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22517 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22518 SSE_VEC_FLOAT_MODE_P as insn constraint.
22519 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22520 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22521 sse4a_movntdf using MODEF mode iterator.
22522 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22523 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22524 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22525 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22526 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22527 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22528 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22530 2008-02-21 Richard Guenther <rguenther@suse.de>
22532 * tree.def (PAREN_EXPR): New tree code.
22533 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22535 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22536 * expr.c (expand_expr_real_1): Likewise.
22537 * tree-inline.c (estimate_num_insns_1): Likewise.
22538 * tree-complex.c (expand_complex_move): Likewise.
22539 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22542 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22545 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22547 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22550 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22552 * config/sh/sh.c (find_barrier): Don't go past
22553 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22555 2008-02-20 DJ Delorie <dj@redhat.com>
22557 * config/h8300/h8300.md (insv): Force source operand to be a register.
22559 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22560 as a jump, not as a plain insn.
22562 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22564 * doc/invoke.texi (Warning Options): Add new option
22565 -Wframe-larger-than=.
22566 (-Wframe-larger-than): Document.
22568 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22569 Add declarations for new option variables.
22571 * final.c (final_start_function): Check the frame size
22572 before emission and issue a Wframe-larger-than warning.
22574 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22575 Add definitions for new option variables.
22576 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22578 * common.opt (Wframe-larger-than=): New option.
22580 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22582 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22583 (<sse>_div<mode>3): Ditto.
22584 (<sse>_vmdiv<mode>3): Ditto.
22585 (<sse>_vmsqrt<mode>2): Ditto.
22586 (*smax<mode>3): Ditto.
22587 (sse5_frcz<mode>2): Ditto.
22588 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22589 as insn constraint.
22591 2008-02-20 Richard Guenther <rguenther@suse.de>
22593 PR middle-end/35265
22594 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22595 be happy with INTEGRAL_TYPE_P.
22597 2008-02-20 Richard Guenther <rguenther@suse.de>
22599 * fold-const.c (split_tree): Associate floatig-point expressions
22600 if flag_associative_math is set.
22602 2008-02-20 Richard Guenther <rguenther@suse.de>
22604 * tree.h (fold_real_zero_addition_p): Declare.
22605 * fold-const.c (fold_real_zero_addition_p): Export.
22606 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22607 floating-point operations with zero and one.
22609 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22611 * doc/install.texi: Correct references to CFLAGS, replacing them
22612 with BOOT_CFLAGS. Document flags used during bootstrap for
22615 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22617 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22618 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22619 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22621 (smin<mode>3): Ditto from similar patterns.
22622 (smax<mode>3): Ditto.
22623 (*ieee_smin<mode>3): Ditto.
22624 (*ieee_smax<mode>3): Ditto.
22625 * config/i386/sse.md (sse): New mode attribute.
22626 (mov<mode>): Macroize expander from movv4sf and movv2df using
22627 SSEMODEF2P mode iterator.
22628 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22629 SSE_VEC_FLOAT_MODE_P as insn constraint.
22630 (storent<mode>): Ditto.
22631 (storent<mode>): Macroize expander from storentsf and storentdf using
22632 MODEF mode iterator.
22633 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22634 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22635 (abs<mode>2): Ditto from similar patterns.
22636 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22637 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22638 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22639 (<sse>_vmsqrt<mode>2): Ditto.
22640 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22641 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22642 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22643 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22644 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22645 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22646 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22648 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22649 iterator and SSE_FLOAT_MODE_P as insn constraint.
22650 (<sse>_ucomi): Ditto from similar patterns.
22651 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22652 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22653 SSE_VEC_FLOAT_MODE_P as insn constraint.
22654 (vcond<mode>): Ditto from similar patterns.
22655 (and<mode>3, *and<mode>3): Ditto.
22656 (<sse>_nand<mode>3): Ditto.
22657 (ior<mode>3, *ior<mode>3): Ditto.
22658 (xor<mode>3, *xor<mode>3): Ditto.
22659 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22660 iterator and SSE_FLOAT_MODE_P as insn constraint.
22661 (*nand<mode>3): Ditto from similar patterns.
22662 (*ior<mode>3): Ditto.
22663 (*xor<mode>3): Ditto.
22665 2008-02-20 Ira Rosen <irar@il.ibm.com>
22667 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22668 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22669 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22671 2008-02-19 Jan Hubicka <jh@suse.cz>
22673 * predict.c (tree_bb_level_predictions): Remove variable next
22674 mistakely introduced by previous commit.
22676 2008-02-19 Jan Hubicka <jh@suse.cz>
22678 * predict.c (predict_paths_leading_to): Rewrite.
22679 (predict_paths_for_bb): New.
22680 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22682 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22685 * Makefile.in (build_file_translate): New.
22686 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22687 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22688 * configure.ac (build_file_translate): Substitute it.
22689 * configure: Regenerate.
22691 2008-02-19 Jan Hubicka <jh@suse.cz>
22693 PR rtl-optimization/34408
22694 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22697 2008-02-19 Jan Hubicka <jh@suse.cz>
22699 PR middle-end/28779
22700 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22703 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22706 * config/i386/i386-modes.def: Revert the last DI alignment
22707 change until Ada people can look into it.
22709 2008-02-19 Nick Clifton <nickc@redhat.com>
22711 * opts.c (print_specific_help): Fix typo in --help text.
22713 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22716 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22717 32-bit inline asm without asm alternatives for host GCC < 3.0.
22719 2008-02-19 Richard Guenther <rguenther@suse.de>
22721 PR tree-optimization/34989
22722 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22723 Allow propagation to INDIRECT_REF if we can simplify only.
22725 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22727 * c-common.c (warn_for_collisions_1): Use appropriate option when
22730 2008-02-19 Nick Clifton <nickc@redhat.com>
22733 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22734 (handle_options): Fix indentation.
22735 (print_filtered_help): If no language-specific options were
22736 displayed tell the user how to list all the options supported by
22737 the language's front-end.
22738 (print_specific_help): Fix indentation and remove duplicate line.
22739 (common_handle_option): Handle the -v option.
22740 For --help enable the display of undocumented options if the -v
22741 switch has been included on the command line.
22742 For --help= check for overlaps in the arguments between the option
22743 classes and the language names and issue a warning when they
22744 cannot be disambiguated.
22745 * c.opt (v): Pass on to the common option handler.
22747 2008-02-19 Revital Eres <eres@il.ibm.com>
22749 * modulo-sched.c (sms_schedule): Change dump message when
22750 create_ddg function fails.
22751 (try_scheduling_node_in_cycle): Rename row to cycle.
22752 (print_partial_schedule): Rename CYCLE to ROW.
22754 2008-02-19 Christian Bruel <christian.bruel@st.com>
22755 Zdenek Dvorak <ook@ucw.cz>
22757 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22759 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22762 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22763 (*x86_movdicc_0_m1_se): Ditto.
22765 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22767 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22768 (CMPtype): Define as __gcc_CMPtype.
22769 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22770 (CMPtype): Define as __gcc_CMPtype.
22772 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22774 Support valgrind 3.3 for --enable-checking=valgrind.
22775 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22777 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22778 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22779 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22780 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22781 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22782 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22783 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22785 * ggc-zone.c: Similar.
22786 * ggc-page.c: Similar.
22788 2008-02-19 Paul Brook <paul@codesourcery.com>
22791 * config/arm/ieee754-df.S: Fix do_it typo.
22792 * config/arm/ieee754-sf.S: Fix do_it typo.
22794 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22797 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22798 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22799 (OPTION_MASK_ISA_SSE_SET): Likewise.
22800 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22801 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22802 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22803 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22804 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22805 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22806 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22807 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22808 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22809 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22810 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22811 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22812 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22813 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22814 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22815 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22816 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22817 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22818 (OPTION_MASK_ISA_SSE4): Removed.
22819 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22820 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22821 (override_options): Don't turn on implied SSE/MMX bits in
22824 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22826 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22829 2008-02-18 Joey Ye <joey.ye@intel.com>
22831 PR middle-end/34921
22832 * tree-nested.c (insert_field_into_struct): Set type alignment
22833 to field alignment if the former is less than the latter.
22835 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22837 * BASE-VER: Set to 4.4.0.
22839 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22841 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22842 * doc/cfg.texi: Likewise.
22843 * doc/extend.texi: Likewise.
22844 * doc/gty.texi: Likewise.
22845 * doc/invoke.texi: Likewise.
22846 * doc/loop.texi: Likewise.
22847 * doc/md.texi: Likewise.
22848 * doc/passes.texi: Likewise.
22849 * doc/rtl.texi: Likewise.
22850 * doc/sourcebuild.texi: Likewise.
22851 * doc/tm.texi: Likewise.
22852 * doc/tree-ssa.texi: Likewise.
22854 2008-02-17 Richard Guenther <rguenther@suse.de>
22856 PR middle-end/35227
22857 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22858 without default definition.
22860 2008-02-17 Richard Guenther <rguenther@suse.de>
22862 PR tree-optimization/35231
22863 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22866 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22869 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22870 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22871 libgcc_cmp_return mode.
22873 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22876 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22878 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22880 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22883 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22885 * doc/c-tree.texi: Use `@.' where appropriate.
22886 * doc/extend.texi: Likewise.
22887 * doc/install.texi: Likewise.
22888 * doc/invoke.texi: Likewise.
22889 * doc/loop.texi: Likewise.
22890 * doc/makefile.texi: Likewise.
22891 * doc/md.texi: Likewise.
22892 * doc/passes.texi: Likewise.
22893 * doc/standards.texi: Likewise.
22894 * doc/tm.texi: Likewise.
22896 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22898 PR middle-end/35196
22899 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22901 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22902 rather than in entry_bb.
22904 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22906 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22907 libgcc_cmp_return mode.
22909 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22911 PR middle-end/35130
22912 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22913 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22915 2008-02-15 Richard Guenther <rguenther@suse.de>
22916 Zdenek Dvorak <ook@ucw.cz>
22918 PR tree-optimization/35164
22919 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22920 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22921 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22922 Only propagate addresses which do not have abnormal SSA_NAMEs
22925 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22928 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22930 2008-02-15 Jan Hubicka <jh@suse.cz>
22932 PR middle-end/35149
22933 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22935 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22937 PR middle-end/34621
22938 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22939 when calculating alignment_pad.
22941 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22943 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22944 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22945 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22946 and STACK_BOUNDARY define.
22948 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22950 PR preprocessor/35061
22951 * c-pragma.c (handle_pragma_pop_macro): Check that
22952 pushed_macro_table has been allocated.
22954 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22956 PR middle-end/35136
22957 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22958 (force_gimple_operand): Likewise.
22959 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22960 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22961 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22962 (find_interesting_uses_address): Check addressability and alignment
22963 of the base expression only after substituting bases of IVs into it.
22965 2008-02-14 Michael Matz <matz@suse.de>
22968 * function.c (instantiate_virtual_regs_in_insn): Reload address
22969 before falling back to reloading the whole operand.
22971 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22973 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22974 before the first section switch note.
22976 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22978 * doc/bugreport.texi: Update copyright years.
22979 * doc/c-tree.texi: Likewise.
22980 * doc/cfg.texi: Likewise.
22981 * doc/cpp.texi: Likewise.
22982 * doc/cppinternals.texi: Likewise.
22983 * doc/fragments.texi: Likewise.
22984 * doc/frontends.texi: Likewise.
22985 * doc/gcc.texi: Likewise.
22986 * doc/gty.texi: Likewise.
22987 * doc/hostconfig.texi: Likewise.
22988 * doc/implement-c.texi: Likewise.
22989 * doc/libgcc.texi: Likewise.
22990 * doc/loop.texi: Likewise.
22991 * doc/makefile.texi: Likewise.
22992 * doc/options.texi: Likewise.
22993 * doc/passes.texi: Likewise.
22994 * doc/rtl.texi: Likewise.
22995 * doc/sourcebuild.texi: Likewise.
22996 * doc/standards.texi: Likewise.
22997 * doc/tree-ssa.texi: Likewise.
22998 * doc/trouble.texi: Likewise.
23000 * doc/extend.texi: Use @: or add comma where appropriate.
23001 * doc/invoke.texi: Likewise.
23002 * doc/tm.texi: Likewise.
23004 2008-02-14 Alan Modra <amodra@bigpond.net.au>
23007 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
23010 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
23012 * doc/md.texi (clz, ctz): Add reference.
23013 * doc/rtl.texi (clz, ctz): Likewise.
23015 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23018 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
23021 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
23023 * config/s390/s390.c (struct constant_pool): New field
23024 emit_pool_after added.
23025 (s390_mainpool_start): Set the emit_pool_after flag according
23026 to the section switch notes.
23027 (s390_mainpool_finish): Consider emit_pool_after when emitting
23028 the literal pool at the end of the function.
23029 (s390_chunkify_start): Force literal pool splits at section
23032 2008-02-13 Michael Matz <matz@suse.de>
23035 * var-tracking.c (clobber_variable_part): Correctly traverse the
23038 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23041 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
23042 Add -fdump-ipa-inline.
23043 * tree-dump.c (dump_files): Remove tree-inlined dump.
23044 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
23046 2008-02-12 Richard Guenther <rguenther@suse.de>
23048 PR tree-optimization/35171
23049 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
23052 2008-02-12 Richard Guenther <rguenther@suse.de>
23054 PR middle-end/35163
23055 * fold-const.c (fold_widened_comparison): Use get_unwidened in
23056 value-preserving mode. Disallow final truncation.
23058 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
23060 PR middle-end/35136
23061 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
23062 code from here to...
23063 (force_gimple_operand): ...here.
23065 2008-02-12 Jakub Jelinek <jakub@redhat.com>
23068 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
23069 non-compatible pointers.
23070 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
23071 different FIELD_DECLs, try harder by comparing field offsets, sizes
23074 PR inline-asm/35160
23075 * function.c (match_asm_constraints_1): Don't replace the same input
23078 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23080 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23081 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23082 (expand_epilogue): Restore RAMPZ register.
23083 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23085 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23087 * config/i386/cygwin.asm: (__alloca): Correct calling
23088 convention and alignment.
23089 (__chkstk): Force 8 byte stack alignment.
23091 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23092 Richard Guenther <rguenther@suse.de>
23094 PR tree-optimization/33992
23095 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23096 the zero we compare against.
23098 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23100 PR libfortran/35063
23101 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23102 to CloseHandle after unlocking to prevent accumulation of handle
23105 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23107 PR middle_end/34150
23108 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23109 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23110 and update LABEL_NUSES during and after reload.
23112 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23114 PR middle-end/34627
23115 * combine.c (simplify_if_then_else): Make sure the comparison is
23116 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23118 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23121 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23122 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23123 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23124 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23125 * tree.h (get_type_static_bounds): Likewise.
23127 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23129 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23130 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23131 Make -Wfoo language annotations match what the compiler outputs.
23133 2008-02-08 Sa Liu <saliu@de.ibm.com>
23135 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23136 intrinsics spu_convts, spu_convtu, spu_convtf.
23138 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23140 * doc/extend.texi (Function Attributes) <noinline>: Mention
23141 asm ("") as method to keep calls.
23143 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23146 * doc/options.texi (Options): Replace references to opts.sh with
23148 * opts-common.c: Likewise.
23149 * optc-gen.awk: Likewise.
23151 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23153 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23155 2008-02-07 Richard Henderson <rth@redhat.com>
23158 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23159 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23162 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23164 PR tree-optimization/35085
23165 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23166 for operand entry oe2 in addition to operand entry oe3 in order to
23167 expose more opportunities for vectorizer sum reduction.
23169 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23172 * Makefile.in (LIBS): Remove $(GMPLIBS).
23173 (cc1-dummy, cc1): Add $(GMPLIBS).
23175 2008-02-06 Jan Hubicka <jh@suse.cz>
23178 * i386.md (moddf_integer): Do not produce partial memory stalls for
23179 targets where it hurts.
23181 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
23184 * optabs.c (expand_float): Do not check for decimal modes when
23185 expanding unsigned integer through signed conversion.
23187 2008-02-06 Nick Clifton <nickc@redhat.com>
23189 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
23190 inside the clobber with a match_operand and duplicated operand
23191 number in the constraint.
23192 (ineqbranchsi): Delete redundant comment.
23194 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
23196 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
23197 builtin_define ("__USE_INIT_FINI__").
23198 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
23200 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
23202 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23204 PR documentation/30330
23205 * doc/invoke.texi (C++ Dialect Options)
23206 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23207 For each warning option -Wfoo that allows -Wno-foo, ensure both
23208 -Wfoo and -Wno-foo are listed in the option index. Fix index
23209 entry of -Wswitch-default, index -Wnormalized= including the
23210 `=', and -Wlarger-than-@var{len} including @var{len}.
23212 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23214 * config/i386/i386.md (floatunssisf2): Use
23215 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
23216 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
23217 Macroize expander using MODEF mode iterator.
23219 2008-02-05 Diego Novillo <dnovillo@google.com>
23221 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
23224 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
23226 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23229 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
23231 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
23234 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
23235 to indicate if a message should be generated.
23236 (init_cumulative_args): Updated.
23237 (function_value_32): Likewise.
23239 2008-02-05 Joseph Myers <joseph@codesourcery.com>
23241 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
23243 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23246 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
23247 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
23249 2008-02-04 Diego Novillo <dnovillo@google.com>
23251 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
23254 * tree-vrp.c (vrp_evaluate_conditional): With
23255 -Wtype-limits, emit a warning when comparing against a
23256 constant outside the natural range of OP0's type.
23258 2008-02-04 Richard Guenther <rguenther@suse.de>
23260 PR middle-end/33631
23261 * expr.c (count_type_elements): Give for unions instead of
23264 2008-02-04 Richard Guenther <rguenther@suse.de>
23266 PR middle-end/35043
23267 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
23268 to TYPE_DOMAINs base type instead of using bitsizetype here.
23270 2008-02-03 Jason Merrill <jason@redhat.com>
23272 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
23274 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23277 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
23278 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
23279 (RS/6000 and PowerPC Options): Fix typos and markup.
23280 * doc/passes.texi (Tree-SSA passes): Likewise.
23282 2008-02-02 Michael Matz <matz@suse.de>
23285 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
23286 from record_last_reg_set_info.
23287 (record_last_reg_set_info): Take an RTX argument, iterate over all
23288 constituent hardregs.
23289 (record_last_set_info, record_opr_changes): Change calls to
23290 new signature or to record_last_reg_set_info_regno.
23292 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
23294 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
23296 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
23298 PR rtl-optimization/34773
23299 * reg-notes.def (EQUAL): Mention significance of combination of
23300 REG_EQUAL and REG_RETVAL.
23301 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
23302 insn that has a REG_RETVAL.
23304 2008-02-01 Roger Sayle <roger@eyesopen.com>
23307 * configure.ac (--enable-fixed-point): Disable unless explicitly
23309 * configure: Regenerate.
23311 2008-02-01 Richard Guenther <rguenther@suse.de>
23314 * invoke.texi (-finline-limit): Remove no longer true parts
23315 of the documentation. Note that there is no default value.
23317 2008-02-01 Andrew Pinski <pinskia@gmail.com>
23318 Mark Mitchell <mark@codesourcery.com>
23319 Ben Elliston <bje@au.ibm.com>
23322 * doc/extend.texi (Other Builtins): Document.
23324 2008-01-31 Tom Browder <tom.browder@gmail.com>
23326 * doc/c-tree.texi (Types): Fix grammar.
23327 (Expression trees): Ditto.
23328 * doc/passes.texi (Tree-SSA passes): Ditto.
23330 * doc/configterms.texi (Configure Terms): Fix typo.
23331 * doc/cpp.texi (Common Predefined Macros): Ditto.
23332 * doc/md.texi (Machine Constraints): Ditto.
23334 * doc/makefile.texi (Makefile): Add comma.
23336 2008-01-31 Tom Browder <tom.browder@gmail.com>
23337 Gerald Pfeifer <gerald@pfeifer.com>
23339 * doc/sourcebuild.texi (Front End): Remove references to CVS
23340 and CVSROOT/modules.
23341 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23342 (Back End): Remove reference to CVS.
23344 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23347 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23349 (mips16_gp_pseudo_reg): ...here.
23350 * config/mips/mips.md (load_const_gp): Replace with...
23351 (load_const_gp_<mode>): ...this :P-based insn.
23353 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23355 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23356 options. Minor fixes.
23357 (-std): Move reference to standards closer to where language
23358 standards are first mentioned.
23360 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23362 PR rtl-optimization/34995
23363 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23364 parameter and return a bool. If the rtx parameter is nonnull,
23365 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23366 (find_reloads): Update call accordingly. Pass the new operand
23367 if it needed no address reloads, otherwise pass null.
23369 2008-01-30 Richard Henderson <rth@redhat.com>
23372 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23373 for unbounded arrays.
23375 2008-01-30 Silvius Rus <rus@google.com>
23377 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23379 2008-01-30 Jan Hubicka <jh@suse.cz>
23382 * i386.c (init_cumulative_args): Use real function declaration when
23385 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23387 PR rtl-optimization/34998
23388 * global.c (build_insn_chain): Treat non-subreg_lowpart
23389 SUBREGs of pseudos as clobbering all the words covered by the
23390 SUBREG, not just all the bytes.
23391 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23392 original df_ref rather than an extract parameter.
23393 (global_conflicts): Update call accordingly.
23395 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23397 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23398 the overflow check to make it easier to read.
23399 (__fixtfdi): Change the type of the ll member in union
23400 long_double to UDItype_x.
23402 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23404 PR middle-end/34969
23405 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23406 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23407 * tree-inline.c (fold_marked_statements): Call
23408 cgraph_update_edges_for_call_stmt if folding a call statement.
23409 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23410 debug_generic_stmt calls, reset it back afterwards.
23413 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23415 * c-typeck.c (build_external_ref): Don't pedwarn about
23416 static vars in current function's scope.
23418 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23420 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23422 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23425 * ipa-struct-reorg.c: Fix spelling.
23426 * params.def: Ditto.
23428 2008-01-29 Richard Guenther <rguenther@suse.de>
23430 PR middle-end/35006
23431 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23433 * tree-inline.c (remap_type): Increment remapping_type_depth
23434 around remapping types.
23435 (copy_body_r): Only add referenced variables if they are referenced
23436 from code, not types.
23438 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23449 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23450 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23452 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23455 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23456 pointer for tiny stack.
23458 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23460 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23462 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23464 * config/vx-common.h: Fix typo in comment.
23466 2008-01-28 Ian Lance Taylor <iant@google.com>
23470 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23471 coalesce pointers if they have different DECL_NO_TBAA_P values.
23472 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23473 between variables with different DECL_NO_TBAA_P values.
23475 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23478 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23479 are not legitimate small data references on SPE targets.
23481 2008-01-28 David Daney <ddaney@avtrex.com>
23483 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23485 2008-01-28 David Daney <ddaney@avtrex.com>
23487 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23489 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23491 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23492 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23493 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23494 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23495 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23496 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23497 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23498 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23500 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23502 * basic-block.h (condjump_equiv_p): Fix comment.
23504 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23506 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23507 print_generic_stmt_indented): Fix comment.
23509 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23511 * configure.ac (__stack_chk_fail): Add detecion for availability
23512 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23513 * configure: Regenerate.
23515 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23517 PR middle-end/34688
23518 * final.c (output_addr_const): Handle TRUNCATE.
23520 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23523 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23524 (zero_cost, infinite_cost): New constants.
23525 (struct cost_pair): Change type of cost to comp_cost.
23526 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23527 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23529 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23530 split_address_cost, ptr_difference_cost, difference_cost,
23531 get_computation_cost_at, get_computation_cost,
23532 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23533 determine_use_iv_cost_condition, determine_use_iv_costs,
23534 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23535 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23536 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23537 Change type of cost to comp_cost.
23538 (determine_iv_cost): Increase cost of non-original ivs, instead
23539 of decreasing the cost of original ones.
23540 (get_address_cost): Indicate the complexity of the addressing mode
23542 (try_add_cand_for): Prefer using ivs not specific to some object.
23543 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23545 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23546 Janis Johnson <janis187@us.ibm.com>
23549 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23550 (TARGET_INSTANTIATE_DECLS): Likewise.
23551 * target.h (expand_to_rtl_hook): New target hook.
23552 (instantiate_decls): Likewise.
23553 * function.c (instantiate_decl): Make non-static. Rename to...
23554 (instantiate_decl_rtl): ... this.
23555 (instantiate_expr): Use instantiate_decl_rtl.
23556 (instantiate_decls_1): Likewise.
23557 (instantiate_decls): Likewise.
23558 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23559 * function.h (instantiate_decl_rtl): Add prototype.
23560 * cfgexpand.c (target.h): New include.
23561 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23562 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23563 (TARGET_INSTANTIATE_DECLS): Likewise.
23564 (TARGET_INITIALIZER): New target hooks added.
23565 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23567 * config/rs6000/rs6000.c (tree-flow.h): New include.
23568 (machine_function): Add sdmode_stack_slot field.
23569 (rs6000_alloc_sdmode_stack_slot): New function.
23570 (rs6000_instantiate_decls): Likewise.
23571 (rs6000_secondary_memory_needed_rtx): Likewise.
23572 (rs6000_check_sdmode): Likewise.
23573 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23574 (TARGET_INSTANTIATE_DECLS): Likewise.
23575 (rs6000_hard_regno_mode_ok): Allow SDmode.
23576 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23577 (rs6000_emit_move): Handle SDmode.
23578 (function_arg_advance): Likewise.
23579 (function_arg): Likewise.
23580 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23581 SDmode var args for 32-bit compiles.
23582 (rs6000_secondary_reload_class): Handle SDmode.
23583 (rs6000_output_function_epilogue): Likewise.
23584 (rs6000_function_value): Simplify if statement.
23585 (rs6000_libcall_value): Likewise.
23586 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23587 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23588 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23589 (movsd_hardfloat): New define_insn.
23590 (movsd_softfloat): Likewise.
23591 (movsd_store): Likewise.
23592 (movsd_load): Likewise.
23593 (extendsddd2): Likewise.
23594 (extendsdtd2): Likewise.
23595 (truncddsd2): Likewise.
23596 (movdd_hardfloat64): Fixup comment.
23597 (UNSPEC_MOVSD_LOAD): New constant.
23598 (UNSPEC_MOVSD_STORE): Likewise.
23600 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23603 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23605 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23606 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23607 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23608 and TRUTH_XOR_EXPR.
23610 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23613 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23614 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23615 __LONGDOUBLE128 too.
23616 * config/rs6000/aix61.h: New file.
23618 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23620 PR rtl-optimization/34959
23621 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23622 popcount and parity rtxes the same mode as their operand.
23623 Truncate or extend the result to the return value's mode
23626 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23629 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23630 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23631 to GOT_VERSION_REGNUM.
23632 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23633 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23634 * config/mips/mips.c (mips_emit_call_insn): New function.
23635 (mips_call_tls_get_addr): Call mips_expand_call directly.
23636 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23638 (mips16_build_call_stub): Likewise. Return the call insn or null.
23639 (mips_expand_call): Update the call to mips16_build_call_stub
23640 accordingly and a remove redundant condition. Assert that MIPS16
23641 stubs do not use lazy binding. Use mips_emit_call_insn and return
23643 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23645 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23646 (mips_avoid_hazard): Remove hazard_set handling.
23647 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23648 (UNSPEC_RESTORE_GP): ...this.
23649 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23650 (FAKE_CALL_REGNO): Rename to...
23651 (GOT_VERSION_REGNUM): ...this.
23652 (type): Add "ghost" value. Add an associated insn reservation.
23653 (hazard_set): Remove.
23654 (exception_receiver): Rename to...
23655 (restore_gp): ...this and update the unspec identifier accordingly.
23656 (exception_receiver, nonlocal_got_receiver): New expanders.
23657 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23658 FAKE_CALL_REGNO. Remove hazard_set attribute.
23659 (set_got_version, update_got_version): New patterns.
23661 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23664 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23666 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23669 * doc/install.texi2html: Generate gcc-vers.texi.
23671 2008-01-25 DJ Delorie <dj@redhat.com>
23673 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23675 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23677 * config/c4x: Remove directory.
23678 * config.gcc (crx-*, mt-*): Mark obsolete.
23679 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23680 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23681 sh-*-rtemscoff*): Remove cases.
23682 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23683 * real.c (encode_c4x_single, decode_c4x_single,
23684 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23685 c4x_extended_format): Remove.
23686 * real.h (c4x_single_format, c4x_extended_format): Remove.
23687 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23689 (Pragmas): Remove comment about c4x pragmas.
23690 * doc/install.texi (c4x): Remove target-specific instructions.
23691 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23692 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23693 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23694 refer to C4x source files as examples.
23695 (C4X_FLOAT_FORMAT): Remove documentation.
23697 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23699 * config/bfin/bfin.c (override_options): Reorder tests so that
23700 flag_pic gets enabled for -msep-data.
23702 2008-01-25 Richard Guenther <rguenther@suse.de>
23704 PR middle-end/32244
23705 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23706 to its bitfield precision if required.
23708 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23710 PR middle-end/33880
23711 * tree-nested.c (walk_omp_for): New function.
23712 (convert_nonlocal_reference, convert_local_reference): Call
23713 walk_omp_for on OMP_FOR.
23714 (convert_call_expr): Call walk_body on OMP_FOR's
23715 OMP_FOR_PRE_INIT_BODY.
23717 2008-01-25 Richard Guenther <rguenther@suse.de>
23719 PR tree-optimization/34966
23720 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23721 default defs and PHI_NODEs we have to insert after the
23722 defining statement.
23724 2008-01-24 Nick Clifton <nickc@redhat.com>
23726 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23727 Provide a default definition.
23728 (LIBGCC2_UNITS_PER_WORD): Likewise.
23730 * config/stormy16/stormy16.c: Include df.h for the prototype
23731 for df_regs_ever_live_p.
23732 (xstormy16_expand_builtin_va_start): Convert the stack offset
23733 into a component_ref and then use POINTER_PLUS_EXPR to add it
23734 to the incoming_virtual_args_rtx.
23735 (xstormy16_gimplify_va_arg_expr): Rename to
23736 xstormy16_gimplify_va_arg_expr.
23737 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23738 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23739 xstormy16_gimplify_va_arg_expr.
23740 Fix up some formatting issues.
23742 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23743 Move to predicates.md.
23744 (xs_hi_general_operand): Likewise.
23745 (xs_hi_nonmemory_operand): Likewise.
23746 * config/stormy16/predicates.md:
23747 (xstormy16_carry_plus_operand): New predicate.
23748 (xs_hi_general_operand): New predicate.
23749 (xs_hi_nonmemory_operand): New predicate.
23750 * config/stormy16/stormy16-protos.h:
23751 (xstormy16_carry_plus_operand): Delete prototype.
23752 (xs_hi_general_operand): Likewise.
23753 (xs_hi_nonmemory_operand): Likewise.
23755 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23756 modifiers as they are no longer needed and they can trigger
23757 reload spill failures.
23759 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23760 with a match_operand in order to help reload.
23762 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23763 constraint with 'e' for the 8th alternative as this version of
23764 the mov.w instruction only accepts the lower 8 registers.
23766 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23769 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23770 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23773 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23775 PR middle-end/33333
23776 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23778 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23780 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23782 (remove_structure): Update allocations list before removing structure.
23784 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23786 * ipa-struct-reorg.c (is_safe_cond_expr,
23787 create_new_stmts_for_cond_expr): Use integer_zerop function,
23788 that recognize not only zero-pointer, but zero-integer too.
23790 2008-01-25 Ben Elliston <bje@au.ibm.com>
23793 * fixproto: Escape "." in sed expression that strips leading "./".
23795 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23798 * gcc.c (SWITCH_OK): Removed.
23799 (SWITCH_LIVE): Changed to bit.
23800 (SWITCH_FALSE): Likewise.
23801 (SWITCH_IGNORE): Likewise.
23802 (switchstr): Change live_cond to unsigned int.
23803 (process_command): Replace SWITCH_OK with 0.
23804 (do_self_spec): Likewise.
23805 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23806 (give_switch): Likewise.
23807 (used_arg): Likewise.
23808 (do_spec_1): Set the SWITCH_IGNORE bit.
23809 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23810 bits. Set the SWITCH_LIVE bit.
23812 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23814 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23816 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23818 PR tree-optimization/34472
23819 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23820 parameter to a "bool *" and set *DATA to false if there is
23821 an unsafe access. Do not delete the structure here.
23822 (check_cond_exprs): Delete it here instead.
23823 (check_cond_exprs, exclude_cold_structs): Do not increase
23824 I when removing a structure.
23826 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23829 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23830 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23832 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23834 PR middle-end/34934
23835 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23836 a fixed vector for stack.
23838 2008-01-24 Ben Elliston <bje@au.ibm.com>
23841 * doc/gcc.texi (Software development): Add a direntry for g++.
23843 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23845 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23846 stale and straggling -fforce-addr comments above.
23848 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23850 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23851 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23853 2008-01-23 Michael Matz <matz@suse.de>
23856 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23859 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23861 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23862 malloc result type.
23864 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23866 * config/avr/avr.c (avr_current_arch): New variable.
23867 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23868 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23869 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23870 (avr_override_options): Init 'avr_current_arch'.
23871 (base_arch_s): Move from here...
23872 * config/avr/avr.h (base_arch_s): ... here. Add new members
23873 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23874 'mega' to 'have_jmp_call'.
23875 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23876 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23878 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23880 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23881 MULTILIB_MATCHES): Ditto.
23883 2008-01-23 Richard Guenther <rguenther@suse.de>
23885 PR middle-end/31529
23886 * cgraphunit.c (cgraph_reset_node): Always mark the node
23887 not reachable if it is not queued already.
23889 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23891 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23892 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23893 (cputype_selected): New static variable.
23894 (bfin_handle_option): Set it if -mcpu is used.
23895 (override_option): Select default set of workarounds if no cpu type
23896 selected on the command line.
23897 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23899 From Michael Frysinger <michael.frysinger@analog.com>
23900 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23901 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23903 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23904 for bf547, bf523, bf524, and bf526.
23905 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23907 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23908 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23909 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23910 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23911 * doc/invoke.texi (Blackfin Options): Document that
23912 -mcpu now accept bf547, bf523, bf524, and bf526.
23914 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23916 PR rtl-optimization/34628
23917 * combine.c (try_combine): Stop and undo after the first combination
23918 if an autoincrement side-effect on the first insn has effectively
23921 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23924 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23925 Offset addresses are not valid for Altivec or paired float modes.
23927 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23930 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23931 if DECL_INITIAL (decl) is error_mark_node.
23934 * c-common.c (handle_vector_size_attribute): Only allow
23935 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23936 the same way as pointer, array etc. types.
23937 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23940 * tree.c (build_type_attribute_qual_variant): Call
23941 build_qualified_type if attributes are equal, but quals are not.
23943 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23946 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23947 * flags.h (warn_strict_aliasing): Remove.
23948 (warn_strict_overflow): Remove.
23949 * opts.c (warn_strict_aliasing): Remove.
23950 (warn_strict_overflow): Remove.
23951 * c-opts.c (c_common_handle_option): -Wall only sets
23952 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23953 (c_common_post_options): Give default values to -Wstrict-aliasing
23954 and -Wstrict-overflow if they are uninitialized.
23955 * common.opt (Wstrict-aliasing): Specify Var and Init.
23956 (Wstrict-overflow): Likewise.
23958 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23960 PR rtl-optimization/26854
23961 PR rtl-optimization/34400
23962 PR rtl-optimization/34884
23963 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23965 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23966 (df_rd_bb_info.expanded_lr_out): Deleted
23967 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23968 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23969 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23970 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23971 Removed code to allocate, initialize or free expanded_lr_out.
23972 (df_rd_bb_local_compute_process_def): Restructured to make more
23974 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23975 sets if the sets are being trimmed.
23977 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23980 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23981 (as_vers): Likewise.
23982 * configure: Regenerated.
23984 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23986 PR middle-end/33092
23987 * tree-pass.h (pass_build_alias): New pass.
23988 * tree-ssa-alias.c (gate_build_alias): New.
23989 (pass_build_alias): New.
23990 * passes.c (init_optimization_passes): Add pass_build_alias after
23991 pass_create_structure_vars.
23993 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23995 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23996 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23997 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23998 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23999 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
24000 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
24001 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
24002 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
24003 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
24004 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
24005 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
24006 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
24007 * config/s390/s390.md (FP_ALL): New mode iterator.
24008 (_d): New mode attribute.
24009 ("*signbit<mode>2>"): Changed mode of first operand.
24010 ("isinf<mode>2"): Changed mode of first operand.
24011 ("*TDC_insn"): Adaptation for DFP modes.
24013 2008-01-22 Ben Elliston <bje@au.ibm.com>
24015 * tree.c (check_qualified_type): Improve function description.
24017 2008-01-21 Jason Merrill <jason@redhat.com>
24020 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
24021 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
24024 2008-01-21 DJ Delorie <dj@redhat.com>
24026 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
24029 2008-01-21 Richard Guenther <rguenther@suse.de>
24031 PR middle-end/34856
24032 * tree-cfg.c (verify_expr): Allow all invariant expressions
24033 instead of just constant class ones as reference argument.
24034 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
24035 like any other constant.
24036 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24038 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
24040 * regmove.c (fixup_match_1): Update call crossed frequencies.
24042 2008-01-21 Richard Guenther <rguenther@suse.de>
24045 * tree-inline.c (setup_one_parameter): Deal with mismatched
24046 types using a VIEW_CONVERT_EXPR.
24048 2008-01-21 Alon Dayan <alond@il.ibm.com>
24049 Olga Golovanevsky <olga@il.ibm.com>
24051 PR tree-optimization/34701
24052 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
24053 when the structure size is not a power of 2.
24055 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
24057 * doc/install.texi: Add doc for --enable-checking=df.
24059 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
24061 PR rtl-optimization/34808
24062 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
24064 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24066 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
24069 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
24071 PR rtl-optimization/26854
24072 PR rtl-optimization/34400
24073 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24075 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24076 (df_rd_bb_info.expanded_lr_out): New.
24077 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24078 * loop_iv.c (iv_analysis_loop_init): Ditto.
24079 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24080 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24081 Added code to allocate, initialize or free expanded_lr_out.
24082 (df_rd_bb_local_compute_process_def): Restructured to make
24083 more understandable.
24084 (df_rd_confluence_n): Add code to do nothing with fake edges and
24085 code to no apply invalidate_by_call sets if the sets are being trimmed.
24086 (df_lr_local_finalize): Renamed to df_lr_finalize.
24087 (df_live_local_finalize): Renamed to df_live_finalize.
24089 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24092 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24093 deciding whether to use reciprocal instructions.
24095 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24097 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24098 dwarf2out_note_section_used if cold_text_section is NULL.
24100 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24102 PR gcov-profile/34610
24103 * tree-cfg.c (make_edges): Mark both outgoing edges from
24104 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24105 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24106 from OMP_FOR and OMP_CONTINUE outgoing edges.
24108 * tree-profile.c (tree_profiling): Return early if
24109 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24111 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24112 from cfun to child_cfun.
24113 * function.h (struct function): Add after_tree_profile bit.
24115 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24117 * config/avr/avr.S (_exit): Disable interrupt.
24119 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24120 Steven Bosscher <stevenb.gcc@gmail.com>
24122 PR rtl-optimization/26854
24123 PR rtl-optimization/34400
24124 * df-problems.c (df_live_scratch): New scratch bitmap.
24125 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24126 (df_live_reset): Clear the proper bitmaps.
24127 (df_live_bb_local_compute): Only process the artificial defs once
24128 since the order is not important.
24129 (df_live_init): Init the df_live sets only with the variables
24130 found live by df_lr.
24131 (df_live_transfer_function): Use the df_lr sets to prune the
24132 df_live sets as they are being computed.
24133 (df_live_free): Free df_live_scratch.
24135 2008-01-18 Ian Lance Taylor <iant@google.com>
24137 * common.opt: Add fmerge-debug-strings.
24138 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24139 flag_merge_debug_strings rather than flag_merge_constants.
24140 * doc/invoke.texi (Option Summary): Mention
24141 -fmerge-debug-strings.
24142 (Debugging Options): Document -fmerge-debug-strings.
24144 2008-01-18 Ian Lance Taylor <iant@google.com>
24147 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24148 (struct tree_function_decl): Add new field operator_new_flag.
24149 * tree-inline.c (expand_call_inline): When inlining a call to
24150 operator new, force the return value to go into a variable, and
24151 set DECL_NO_TBAA_P on that variable.
24152 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24154 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24157 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24158 DWARF2_DEBUGGING_INFO.
24159 (dwarf2out_note_section_used): Ditto. Add prototype.
24160 (have_multiple_function_sections, text_section_used,
24161 cold_text_section_used, *cold_text_sections): Move declarations
24164 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24166 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24167 field and add signal_ra.
24168 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24169 assignments to frame state pc. Move end of stack check after
24170 MD_FALLBACK_FRAME_STATE_FOR.
24171 (uw_update_context_1): Use frame state signal_regs if set, instead
24172 of checking signal_frame flag.
24173 (uw_update_context): Use frame state signal_ra if set.
24174 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24175 * config/xtensa/linux-unwind.h: New file.
24177 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24179 * modulo-sched.c (get_sched_window): Fix comment typo.
24181 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
24183 PR tree-optimization/34648
24184 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
24186 2008-01-17 Anatoly Sokolov <aesok@post.ru>
24188 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
24189 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
24191 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
24193 PR rtl-optimization/34400
24194 * df-core.c (df_worklist_dataflow_overeager,
24195 df_worklist_dataflow_doublequeue): New functions.
24196 (df_worklist_dataflow): Two different worklist solvers.
24197 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
24200 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24203 * doc/invoke.texi: Document the dependence on pthread for fopenmp
24204 and ftree-parallelize-loops.
24206 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
24208 PR rtl-optimization/34826
24209 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
24211 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
24213 * global.c (find_reg): Mark the eh regs as used if necessary.
24214 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
24215 * ra.h (struct allocno): no_eh_reg field added. Changed
24216 no_stack_reg type to bitfield.
24218 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
24220 * tree.c (substitute_in_expr): Add missing 'break'.
24222 2008-01-17 Richard Guenther <rguenther@suse.de>
24224 PR tree-optimization/34825
24225 * tree-ssa-math-opts.c (is_division_by): Do not recognize
24226 x / x as division to handle.
24228 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24230 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
24231 "-pthread" is specified.
24232 * pa-hpux11.h (LIB_SPEC): Likewise.
24234 2008-01-16 Janis Johnson <janis187@us.ibm.com>
24235 Peter Bergner <bergner@vnet.ibm.com>
24237 PR rtl-optimization/33796
24238 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
24240 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24242 PR libgfortran/34699
24243 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
24245 * pa-hpux10.h (LINK_SPEC): Likewise.
24246 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
24248 2008-01-16 Richard Guenther <rguenther@suse.de>
24250 PR middle-end/32628
24251 * fold-const.c (fold_convert_const_int_from_int): Do not
24252 set overflow if that occured only because of a sign extension
24253 change when converting from/to a sizetype with the same
24254 precision and signedness.
24256 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24259 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
24260 location address to the correct place. Update copyright year.
24262 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24264 * lambda-code.c (lambda_transform_legal_p): Handle the case of
24265 no dependences in the dependence_relations vector.
24267 2008-01-16 Jan Hubicka <jh@suse.cz>
24269 PR rtl-optimization/31396
24270 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
24271 * cfg.c (dump_reg_info): Print it.
24272 * regs.h (struct reg_info_t): add freq_calls_crossed.
24273 (REG_FREQ_CALLS_CROSSED): New macro.
24274 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
24275 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
24276 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24277 regmove_optimize): Update call crossed frequencies.
24278 * local-alloc.c (struct qty): Add freq_calls_crossed.
24279 (alloc_qty): Copute freq_calls_crossed.
24280 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
24281 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
24282 * ra.h (struct allocno): Add freq_calls_crossed.
24284 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24286 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
24287 libgomp when compiling with ftree-parallelize-loops.
24288 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
24290 2008-01-16 Richard Guenther <rguenther@suse.de>
24292 PR tree-optimization/34769
24293 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
24294 * tree.c (int_cst_value): Instead make this function more
24295 permissive in what it accepts as valid input. Document this
24296 function always sign-extends the value.
24298 2008-01-16 Jakub Jelinek <jakub@redhat.com>
24299 Richard Guenther <rguenther@suse.de>
24302 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
24303 (gimple_fold_indirect_ref_rhs): ... this.
24304 (gimple_fold_indirect_ref): New function with foldings
24305 that preserve lvalueness.
24306 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
24307 * tree-flow.h (gimple_fold_indirect_ref): Declare.
24308 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
24309 to fold an INDIRECT_REF, fall back to the old use of
24310 fold_indirect_ref_1.
24312 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24314 * tree-data-ref.c (subscript_dependence_tester_1): Call
24315 free_conflict_function.
24316 (compute_self_dependence): Same.
24318 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24321 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
24322 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24324 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24325 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24326 for DWARF2_UNWIND_INFO targets.
24328 2008-01-16 Richard Guenther <rguenther@suse.de>
24331 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24332 type qualifiers for function types.
24334 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24336 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24337 loop_iterator li from previous commit.
24339 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24341 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24343 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24345 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24346 (parallelize_loops): Don't parallelize irreducible components.
24348 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24351 * c-opts (c_common_post_options): Do not enable CPP
24352 flag_pedantic_errors by default.
24354 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24356 PR rtl-optimization/31944
24357 * cse.c (remove_pseudo_from_table): New function.
24358 (merge_equiv_classes): Use above function to remove pseudo-registers.
24359 (invalidate): Likewise.
24361 2008-01-13 Richard Guenther <rguenther@suse.de>
24363 PR middle-end/34601
24364 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24365 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24367 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24369 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24370 validate_change to unshare the source of the PC set.
24372 2008-01-12 Jan Hubicka <jh@suse.cz>
24374 PR middle-end/32135
24375 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24376 references above array bounds. This might trigger bounds checks for
24377 pointers to arrays.
24379 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24381 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24382 new_replaceable_dependencies.
24384 2008-01-12 Doug Kwan <dougkwan@google.com>
24386 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24387 instead of OPT_Wreturn_type in warning due to ignored return type
24389 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24390 options included in -Wextra.
24391 * c.opt: New option -Wignored_qualifiers.
24392 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24393 -Wignore_qualifiers.
24394 (-Wignored-qualifiers): Document.
24395 (-Wreturn-type): Remove description of functionality now handled
24396 by -Wignored-qualifiers.
24398 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24401 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24402 NOP_EXPR if it is between integral types with the same precision.
24404 2008-01-12 Jan Hubicka <jh@suse.cz>
24407 * invoke.texi (max-inline-recursive-depth): Fix default value.
24409 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24411 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24414 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24416 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24418 2008-01-11 James E. Wilson <wilson@specifix.com>
24421 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24423 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24425 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24426 save/restore frame pointer register and don't use 'call-prologues'
24427 optimization in function with "OS_task" attribute.
24429 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24431 PR middle-end/31309
24432 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24433 when copying to memory.
24435 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24437 PR rtl-optimization/30905
24438 * cfgcleanup.c: Include dce.h
24439 (crossjumps_occured): New global variable.
24440 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24441 If something changed, set crossjumps_occured to true.
24442 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24443 Don't add/remove fake edges to exit here...
24444 (cleanup_cfg): ...but do it here, when crossjumping.
24445 Run a fast DCE when successful crossjumps occured in the latest
24446 iteration of try_optimize_cfg.
24448 2008-01-11 Richard Guenther <rguenther@suse.de>
24450 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24451 (struct vn_unary_op_s): Likewise.
24452 (vn_reference_insert): Free old reference on hash collision.
24454 2008-01-10 Raksit Ashok <raksit@google.com>
24456 PR rtl-optimization/27971
24457 * combine.c (find_split_point): Split PLUS expressions which are
24458 inside a MEM rtx, and whose first operand is complex.
24460 2008-01-10 DJ Delorie <dj@redhat.com>
24462 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24463 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24464 (m32c_hard_regno_ok): Call the underlying function.
24466 2008-01-10 Richard Guenther <rguenther@suse.de>
24468 PR middle-end/34683
24469 * tree-cfg.c (tree_merge_blocks): Do not go through the
24470 full-blown folding and stmt updating path if we just deal
24471 with virtual operands.
24472 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24473 test for abnormal SSA_NAMEs.
24475 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24477 PR middle-end/34641
24478 * reload.c (push_reload): Add assertions. All constants from
24479 reg_equiv_constant should have been used for replacing the respective
24481 (find_reloads_address): Invoke find_reloads_address_part for
24482 constant taken from the reg_equiv_constant array.
24484 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24486 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24487 field (valnum) the first in the struct. Replace bools with
24490 2008-01-10 Richard Guenther <rguenther@suse.de>
24492 PR tree-optimization/34651
24493 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24494 types and ordering for masking and converting.
24496 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24498 PR tree-optimization/34017
24499 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24500 also for PHI_NODE expressions.
24502 2008-01-09 Jan Hubicka <jh@suse.cz>
24504 PR tree-optimization/34708
24505 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24506 based on number of case labels.
24507 (init_inline_once): Remove switch_cost.
24508 * tree-inline.h (eni_weights_d): Remove switch_cost.
24510 2008-01-09 Richard Guenther <rguenther@suse.de>
24511 Andrew Pinski <andrew_pinski@playstation.sony.com>
24513 PR middle-end/30132
24514 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24515 temporary if an rvalue is ok or an lvalue is not required.
24517 2008-01-09 Richard Guenther <rguenther@suse.de>
24519 PR middle-end/34458
24520 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24521 adjust return type.
24523 2008-01-09 Richard Guenther <rguenther@suse.de>
24525 PR middle-end/34679
24526 * tree.c (host_integerp): Check for sizetype only if the
24527 type is an integer type.
24529 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24532 * opts.c (decode_options): Disable inlining of functions called
24533 once if not in unit-at-a-time mode.
24535 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24537 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24539 2008-01-08 Richard Guenther <rguenther@suse.de>
24541 PR middle-end/31863
24542 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24543 out early if the result will be unused.
24545 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24550 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24551 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24554 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24556 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24557 for vectorization tuned.
24559 2008-01-08 Richard Guenther <rguenther@suse.de>
24561 PR tree-optimization/34683
24562 * tree-ssa-operands.c (operand_build_cmp): Export.
24563 * tree-ssa-operands.h (operand_build_cmp): Declare.
24564 * tree-vn.c (vuses_compare): Remove.
24565 (sort_vuses): Use operand_build_cmp.
24566 (sort_vuses_heap): Likewise.
24567 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24568 to re-use old VEC if available. Do not sort already sorted VUSEs.
24569 (vdefs_to_vec): Do not sort already sorted VDEFs.
24571 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24573 PR middle-end/34694
24574 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24576 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24579 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24580 limitations of reciprocal sequences on x86 targets.
24582 2008-01-08 Richard Guenther <rguenther@suse.de>
24584 PR tree-optimization/34683
24585 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24587 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24590 * config/darwin.c (darwin_mergeable_string_section): Don't use
24591 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24593 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24596 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24597 negxf2. Macroize expander using X87MODEF mode iterator. Change
24598 predicates of op0 and op1 to register_operand.
24599 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24600 expander using X87MODEF mode iterator. Change predicates of
24601 op0 and op1 to register_operand.
24602 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24603 corresponding patterns and macroize using MODEF macro. Change
24604 predicates of op0 and op1 to register_operand and remove
24605 "m" constraint. Disparage "r" alternative with "!".
24606 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24607 macroize using X87MODEF macro. Change predicates of op0 and op1
24608 to register_operand and remove "m" constraint. Disparage "r"
24609 alternative with "!".
24610 (absneg splitter with memory operands): Remove.
24611 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24612 patterns and macroize using X87MODEF mode iterator.
24613 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24614 Change predicate of op1 to register_operand.
24615 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24616 for memory operands.
24618 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24620 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24622 2008-01-07 Richard Guenther <rguenther@suse.de>
24624 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24627 2008-01-07 Richard Guenther <rguenther@suse.de>
24629 PR tree-optimization/34683
24630 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24631 VOPs of the needed size to save memory. Use VEC_quick_push
24632 to save compile-time.
24633 (vdefs_to_vec): Likewise.
24635 2008-01-07 Sa Liu <saliu@de.ibm.com>
24637 * config/spu/spu.md (divdf3): Genetate inline code for double
24638 division. The implementation doesn't handle INF or NAN, therefore it
24639 only applies when -ffinite-math-only is given.
24641 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24644 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24645 * doc/cpp.texi ([Common Predefined Macros]): Document.
24647 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24649 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24650 order to use commutative addition instead of subtraction.
24652 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24653 Mircea Namolaru <namolaru@il.ibm.com>
24654 Vladimir Yanovsky <yanov@il.ibm.com>
24655 Revital Eres <eres@il.ibm.com>
24657 PR tree-optimization/34263
24658 * tree-outof-ssa.c (process_single_block_loop_latch,
24659 contains_tree_r): New functions.
24660 (analyze_edges_for_bb): Call process_single_block_loop_latch
24661 function to empty single-basic-block latch block if possible.
24663 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24665 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24667 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24669 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24671 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24673 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24675 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24677 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24679 PR tree-optimization/34618
24680 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24683 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24686 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24687 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24688 Update copyright year.
24690 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24691 Update copyright year.
24692 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24695 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24697 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24698 edge does not point to current bb before changing need_assert.
24700 2008-01-04 Richard Guenther <rguenther@suse.de>
24702 PR middle-end/34029
24703 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24704 for verifying purposes if they are is_gimple_min_invariant.
24706 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24708 PR tree-optimization/34448
24709 PR tree-optimization/34465
24710 * gimplify.c (gimplify_init_constructor): Add new parameter
24711 notify_temp_creation. Use it.
24712 (gimplify_modify_expr_rhs): Take volatiles into account when
24713 optimizing constructors.
24714 Do not optimize constructors if gimplify_init_constructor will dump to
24716 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24717 * gcc.c-torture/compile/pr34448.c: New.
24719 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24721 PR gcov-profile/34609
24722 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24723 return_slot if result is TREE_ADDRESSABLE.
24725 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24727 * config/mips/mips.md (sqrt_condition): Tweak comment.
24728 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24730 2008-01-03 Tom Tromey <tromey@redhat.com>
24733 * c-common.c (c_type_hash): Handle VLAs.
24735 2008-01-03 Jan Hubicka <jh@suse.cz>
24737 PR tree-optimization/31081
24738 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24739 0 when inlining and not inlining to first basic block.
24740 (remap_decl): When var is initialized to 0, don't set default_def.
24741 (expand_call_inline): Set entry_bb.
24742 * tree-inline.h (copy_body_data): Add entry_bb.
24744 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24747 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24750 PR tree-optimization/29484
24751 * tree-inline.c (inline_forbidden_p_2): New function.
24752 (inline_forbidden_p): Disallow inlining if some static var
24753 has an address of a local LABEL_DECL in its initializer.
24754 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24757 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24759 PR tree-optimization/34635
24760 * tree-data-ref.c (add_other_self_distances): Make sure that the
24761 evolution step is constant.
24763 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24765 PR middle-end/34608
24766 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24768 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24770 * tree-sra.c (scalarize_init): Insert the generate_element_init
24771 statements after the generate_element_zero statements.
24773 2008-01-02 Richard Guenther <rguenther@suse.de>
24775 PR middle-end/34093
24776 PR middle-end/31976
24777 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24778 for very large number of operands instead of ICEing.
24780 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24783 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24784 while stack probing.
24786 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24788 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24791 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24793 PR libmudflap/26442
24794 * tree-mudflap.c (mx_register_decls): Guard warning by
24795 !DECL_ARTIFICIAL check.
24797 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24799 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24800 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24801 sse5_perm<mode>): Fix constraints.