1 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4 * gimplify.c (declare_vars): Use gimple_bind_block instead of
7 2008-10-03 Pascal Obry <obry@adacore.com>
9 * gcov.c (create_file_names): Properly handle UNIX and DOS
11 (make_gcov_file_name): Likewise + convert the ':' DOS drive
12 separator to '~' to ensure clean filenames on Windows.
14 2008-10-02 David Edelsohn <edelsohn@gnu.org>
16 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
17 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
18 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
20 Revert SCALAR_FLOAT_MODE_P condition.
21 (function_arg): Condition on TARGET_DOUBLE_FLOAT,
23 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
26 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
28 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
30 2008-10-02 Richard Guenther <rguenther@suse.de>
33 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
34 and VECTOR_TYPE recurse with useless_type_conversion_p which
35 properly handles void pointer conversion.
37 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
40 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
41 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
43 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
45 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
46 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
47 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
48 they translate to non builtins.
49 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
50 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
51 __builtin_vec_promote, __builtin_vec_extract, and
53 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
54 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
55 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
56 * config/rs6000/altivec.h (vec_extract): Define
59 (vec_promote): Define.
61 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
62 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
63 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
65 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
67 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
68 prototype. Add new parameter, blk.
69 Use BLKmode for the MEM if blk is true.
70 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
71 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
72 ALTIVEC_BUILTIN_STVRXL.
73 Update usage of altivec_expand_lv_builtin.
74 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
75 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
76 (altivec_init_builtins): If compiling for the Cell, also define the
78 * config/rs6000/rs6000.h (rs6000_builtins): Define
79 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
80 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
81 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
82 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
83 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
84 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
85 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
86 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
87 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
88 UNSPEC_STVRX, and UNSPEC_STVRXL.
89 (altivec_lvlx): New pattern.
90 (altivec_lvlxl): New pattern.
91 (altivec_lvrx): New pattern.
92 (altivec_lvrxl): New pattern.
93 (altivec_stvlx): New pattern.
94 (altivec_stvlxl): New pattern.
95 (altivec_stvrx): New pattern.
96 (altivec_stvrxl): New pattern.
97 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
98 (vec_lvlxl): Likewise.
99 (vec_lvrx): Define if PPU is defined.
100 (vec_lvrxl): Likewise.
101 (vec_stvlx): Define if PPU is defined.
102 (vec_stvlxl): Likewise.
103 (vec_stvrx): Define if PPU is defined.
104 (vec_stvrxl): Likewise.
106 2008-10-01 Geert Bosch <bosch@adacore.com>
108 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
110 2008-10-01 Richard Guenther <rguenther@suse.de>
112 PR tree-optimization/37617
113 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
114 do not add to the NEW_SETS.
116 2008-10-01 Richard Guenther <rguenther@suse.de>
119 * tree-vrp.c (execute_vrp): If we optimized away the default
120 case make sure to promote the label that got in place of it
121 to a default case label.
123 2008-10-01 Richard Henderson <rth@redhat.com>
126 * tree-complex.c (set_component_ssa_name): Don't optimize
127 is_gimple_min_invariant values with ssa_names in abnormal phis.
129 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
131 PR tree-optimization/37662
132 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
133 commutative binary operation if they are in the wrong order and
134 fold_build2 produces non-GIMPLE.
136 2008-09-30 Jakub Jelinek <jakub@redhat.com>
138 PR tree-optimization/37662
139 PR tree-optimization/37663
140 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
141 get_value_range with non-SSA_NAME. Don't assert operands have been
142 folded, instead just bail out.
144 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
146 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
148 2008-09-30 Richard Guenther <rguenther@suse.de>
151 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
152 build restrict-qualified pointers.
153 (vectorizable_store): Move alias check later.
154 (vectorizable_load): Likewise.
156 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
158 * c-common.c (empty_if_body_warning): Remove.
159 * c-common.h (empty_if_body_warning): Remove.
160 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
161 here the -Wempty-body warning for `if' and `else' statements.
162 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
164 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
166 * config/i386/i386.opt: Add msse2avx.
168 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
169 * config/i386/linux64.h (ASM_SPEC): Likewise.
171 * doc/invoke.texi: Document -msse2avx.
173 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
175 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
177 2008-09-29 Joseph Myers <joseph@codesourcery.com>
179 * ifcvt.c (noce_emit_store_flag): If using condition from original
180 jump, reverse it if if_info->cond was reversed.
182 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
184 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
185 non-constant memory if it cannot be forced to constant memory.
186 Overhaul surrounding code and factor out common condition.
188 2008-09-29 Jeff Law <law@redhat.com>
190 * reload1.c (alter_reg): Add missing curly braces.
192 2008-09-29 Michael J. Eager <eager@eagercon.com>
194 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
196 * config/rs6000/rs6000.c (rs6000_override_options): Move
197 rs6000_init_hard_regno_mode_ok after all options changed.
198 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
199 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
200 -msimple-fpu flags. Add warning messages if single FP not configured.
201 (rs6000_file_start): Output gnu_attribute for single-float.
202 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
203 (rs6000_legitimize_address): Likewise.
204 (rs6000_legitimize_reload_address): Likewise.
205 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
207 (function_arg_advance): Likewise (partial conversion).
208 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
209 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
211 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
212 (rs6000_emit_prologue): Likewise.
213 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
215 (rs6000_libcall_value): Likewise.
216 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
217 (TARGET_DOUBLE_FLOAT): New default to 1
218 (TARGET_SIMPLE_FPU): New default to 0
219 (TARGET_SINGLE_FPU): New default to 0
220 (TARGET_SINGLE_FLOAT_MODE): New.
221 (TARGET_DOUBLE_FLOAT_MODE): New.
222 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
223 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
225 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
226 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
227 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
228 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
229 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
230 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
231 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
232 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
233 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
234 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
235 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
236 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
237 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
238 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
239 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
240 cmptf_internal1, *cmptf_internal2): Condition on
242 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
243 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
244 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
245 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
246 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
247 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
249 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
250 * config/rs6000/rs6000.opt (-msingle-float): New.
251 (-mdouble-float): New.
253 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
254 -msingle-float, -mdouble-float, -msimple-fpu options.
255 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
256 _SOFT_DOUBLE for -msingle-float.
257 * config.gcc: New config for target=powerpc-xilinx-eabi.
259 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
261 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
263 (new_scop): Take entry and exit edge to define new SCoP.
264 (sd_region_p): New structure used during SCoP detection.
265 (move_scops): Delete.
266 (move_sd_regions): New.
267 (scopdet_info): Change the definition from edges back to basic_blocks.
268 (scopdet_edge_info): Work on basic_blocks and rename to
269 scopdet_basic_block_info.
270 (split_difficult_bb): At the moment removed. We should later
271 add it at another place.
272 (build_scops_1): Work on basic_blocks.
273 (bb_in_sd_region): New.
274 (find_single_entry_edge): New.
275 (find_single_exit_edge): New.
276 (create_single_entry_edge): New.
277 (sd_region_without_exit): New.
278 (create_single_exit_edge): New.
279 (unmark_exit_edges): New.
280 (mark_exit_edges): New.
281 (create_sese_edges): New.
282 (build_graphite_scops): New.
283 (build_scops): Make SCoPs SESE.
284 (limit_scops): Use the new functions.
286 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
288 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
290 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
293 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
294 address to a register before taking the lower part.
296 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
298 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
301 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
302 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
305 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
306 the newly created variable.
307 Create a VECTOR_CST of all 1s for vector types.
309 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
312 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
314 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
316 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
317 order to convert between modes.
318 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
320 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
322 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
325 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
328 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
332 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
334 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
335 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
336 them to yield false with MIPS16.
338 2008-09-26 Jakub Jelinek <jakub@redhat.com>
341 * dwarf2out.c (tls_mem_loc_descriptor): New function.
342 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
343 mem_loc_descriptor failed. Accept UNSPEC.
344 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
345 fail if one of the loc_descriptor calls for pieces failed.
346 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
347 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
348 if loc_descriptor_from_tree_1 on offset failed.
351 * opts.c (common_handle_option): Don't call print_specific_help with
352 CL_SAVE as first argument.
354 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
355 Steve Ellcey <sje@cup.hp.com>
357 * configure: Regenerate for new libtool.
360 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
362 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
363 alias set on MEM when saving stack pointer.
364 * config/rs6000/rs6000.md (allocate_stack): Likewise
366 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
368 PR tree-optimization/37574
369 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
370 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
371 instead of vector_type for constants. Take computation out of loop.
372 (vect_get_vec_def_for_operand): Use only vectype for constant case,
373 and use only vector_type for invariant case.
374 (get_initial_def_for_reduction): Use vectype instead of vector_type.
376 2008-09-25 Jakub Jelinek <jakub@redhat.com>
379 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
380 the decl is a VAR_DECL or FUNCTION_DECL.
382 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
385 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
386 (mark_ref_live, mark_ref_dead): Use them.
387 (def_conflicts_with_inputs_p): Remove.
388 (mark_early_clobbers): New function.
389 (process_bb_node_lives): Call preprocess_constraints and
392 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
394 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
397 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
398 (ira_compress_allocno_live_ranges): New prototype.
400 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
401 (coalesced_allocnos_living_at_program_points): New.
402 (coalesced_allocnos_live_at_points_p,
403 set_coalesced_allocnos_live_points): New functions.
404 (coalesce_spill_slots): Rewrite.
406 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
407 ira_compress_allocno_live_ranges): New functions.
409 * ira-build.c (ira_flattening): Call
410 ira_compress_allocno_live_ranges.
413 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
415 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
418 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
420 * combine.c (make_compound_operation): Handle the 'E' format.
421 (count_rtxs): Likewise.
422 (update_table_tick): Likewise.
423 (get_last_value_validate): Likewise.
425 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
427 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
429 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
431 * matrix-reorg.c (transform_allocation_sites): Initializers
432 added to avoid the warning.
434 2008-09-25 Martin Jambor <mjambor@suse.cz>
436 * cgraph.c (free_nodes): New variable.
437 (NEXT_FREE_NODE): New macro.
438 (cgraph_create_node): Reuse nodes from the free list. Do not
439 update uid if doing so.
440 (cgraph_remove_node): Add the node to the free list.
442 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
444 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
446 2008-09-24 Richard Henderson <rth@redhat.com>
448 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
449 * unwind-dw2.c (execute_stack_op): Handle it.
451 2008-09-24 David Edelsohn <edelsohn@gnu.org>
454 2008-09-24 Michael J. Eager <eager@eagercon.com>
456 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
458 * c-common.c (fname_decl): New location argument.
459 * c-common.h (fname_decl): Same.
460 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
462 (c_parser_typeof_specifier): Same.
463 (c_parser_parms_list_declarator): Same.
464 (c_parser_asm_string_literal): Same.
465 (c_parser_compound_statement_nostart): Same.
466 (c_parser_label): Same.
467 (c_parser_do_statement): Same.
468 (c_parser_asm_statement): Same.
469 (c_parser_unary_expression): Same.
470 (c_parser_sizeof_expression): Same.
471 (c_parser_postfix_expression): Same.
472 (c_parser_pragma): Same.
473 (c_parser_omp_clause_collapse): Same.
474 (c_parser_omp_clause_num_threads): Same.
475 (c_parser_omp_clause_schedule): Same.
476 (c_parser_omp_all_clauses): Same.
477 (c_parser_omp_sections_scope): Same.
478 (c_parser_omp_for_loop): Same. Pass condition's location to
479 c_objc_common_truthvalue_conversion.
480 (c_parser_enum_specifier): Remove comment.
482 2008-09-24 Michael J. Eager <eager@eagercon.com>
484 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
486 * config/rs6000/rs6000.c (rs6000_override_options): Move
487 rs6000_init_hard_regno_mode_ok after all options changed.
488 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
489 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
490 -msimple-fpu flags. Add warning messages if single FP not configured.
491 (rs6000_file_start): Output gnu_attribute for single-float.
492 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
493 (rs6000_legitimize_address): Likewise.
494 (rs6000_legitimize_reload_address): Likewise.
495 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
497 (function_arg_advance): Likewise.
498 (function_arg): Likewise.
499 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
500 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
502 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
503 (rs6000_emit_prologue): Likewise.
504 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
506 (rs6000_libcall_value): Likewise.
507 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
508 (TARGET_DOUBLE_FLOAT): New default to 1
509 (TARGET_SIMPLE_FPU): New default to 0
510 (TARGET_SINGLE_FPU): New default to 0
511 (TARGET_SINGLE_FLOAT_MODE): New.
512 (TARGET_DOUBLE_FLOAT_MODE): New.
513 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
514 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
516 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
517 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
518 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
519 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
520 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
521 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
522 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
523 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
524 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
525 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
526 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
527 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
528 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
529 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
530 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
531 cmptf_internal1, *cmptf_internal2): Condition on
533 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
534 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
535 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
536 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
537 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
538 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
540 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
541 * config/rs6000/rs6000.opt (-msingle-float): New.
542 (-mdouble-float): New.
544 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
545 -msingle-float, -mdouble-float, -msimple-fpu options.
546 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
547 _SOFT_DOUBLE for -msingle-float.
548 * config.gcc: New config for target=powerpc-xilinx-eabi.
550 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
552 * config/sparc/constraints.md: New file.
553 * config/sparc/sparc.md: Include it.
554 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
555 (sparc_extra_constraint_check): Delete.
556 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
557 (memory_ok_for_ldd): New predicate.
558 (sparc_extra_constraint_check): Delete.
559 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
560 (CONST_OK_FOR_LETTER_P): Likewise.
561 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
562 (EXTRA_CONSTRAINT): Likewise.
564 2008-08-23 Steve Ellcey <sje@cup.hp.com>
566 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
568 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
570 * alias.c (find_base_value): Use FIND_BASE_TERM.
571 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
573 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
575 * config/i386/i386.c: Include cselib.h.
576 (ix86_pic_register_p): New function.
577 (ix86_delegitimize_address): Use it to check for the PIC register.
579 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
581 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
582 * config/i386/i386.c (ix86_find_base_term): Don't check for
583 SYMBOL_REF and LABEL_REF.
585 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
587 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
588 constant PLUS in a CONST.
590 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
592 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
593 check for sibcall support for w64.
595 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
597 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
599 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
601 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
602 parser_build_binary_op.
603 * c-decl.c (build_enumerator): Pass location to build_binary_op.
604 * c-typeck.c (build_array_ref): Same.
605 (parser_build_unary_op): New location argument.
606 (pointer_diff): Pass location to build_binary_op,
607 c_objc_common_truthvalue_conversion.
608 (build_modify_expr): Same.
609 (build_unary_op): New location argument.
610 (build_binary_op): New location argument.
611 (c_objc_common_truthvalue_conversion): Pass location to
612 c_*common_truthvalue_conversion.
613 * c-convert.c (convert): Same.
614 * c-common.c (binary_op_error): New location argument.
615 (pointer_int_sum): Pass location to build_binary_op.
616 (c_common_truthvalue_conversion): New location argument.
617 (warn_for_sign_compare): Same.
618 * c-common.h: Add location argument to c_common_truthvalue_conversion,
619 binary_op_error, build_binary_op, warn_for_sign_compare.
620 * c-parser.c (c_parser_condition): Pass location to
621 c_*common_truthvalue_conversion.
622 (c_parser_conditional_expression): Save condition's location and pass
624 (c_parser_binary_expression): Same, but for the binary operator's
626 (c_parser_omp_for_loop): Pass location to
627 c_objc_common_truthvalue_conversion.
629 2008-09-23 Martin Jambor <mjambor@suse.cz>
631 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
632 (cgraph_node_remove_callees): New temporary f. Hold the next item
634 (cgraph_node_remove_callers): Likewise.
636 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
637 (ipa_node_removal_hook): Likewise.
639 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
640 gimple_call_copy_skip_args and moved to the gimple_call section.
641 * gimple.c (gimple_copy_call_skip_args): Renamed to
642 gimple_call_copy_skip_args. Changed al users.
644 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
646 * ira-color.c (start_allocno_priorities): Rename to
647 setup_allocno_priorities. Use costs and
648 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
649 range lengths. Get rid off doubles.
650 (ira_fast_allocations): Call start_allocno_priorities.
652 2008-09-22 David Daney <ddaney@avtrex.com>
655 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
656 register if TARGET_LONG_CALLS.
658 2008-09-22 Richard Guenther <rguenther@suse.de>
660 PR tree-optimization/37145
661 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
662 value-numbering union accesses with their offset and size only.
663 (visit_reference_op_load): Fix simplification of inserted conversions.
664 * tree-ssa-pre.c (find_or_generate_expression): Do not
665 recursively generate expressions if running FRE.
667 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
669 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
670 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
671 *baddu_di<mode>): New patterns.
673 2008-09-22 Richard Guenther <rguenther@suse.de>
675 PR tree-optimization/37145
676 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
677 (phi_translate_1): Constant fold references.
679 2008-09-22 Ira Rosen <irar@il.ibm.com>
681 PR tree-optimization/37482
682 * tree-vectorizer.h (struct _slp_instance): Add new field.
683 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
684 (get_earlier_stmt): New function.
685 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
687 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
688 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
689 asserts that GSI points to the scalar statement being vectorized.
690 Set new statement location according to GSI.
691 (vect_schedule_slp_instance): Use GSI of
692 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
694 2008-09-21 Jan Hubicka <jh@suse.cz>
696 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
697 (ipcp_insert_stage): Update dead_nodes bitmap.
699 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
702 * config/i386/t-cygming (SHLIB_LC): Remove.
703 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
704 * config/i386/t-cygwin (SHLIB_LC): Specify all required
707 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
711 * final.c (mark_symbol_ref_as_used): New helper function.
712 (output_operand): Instead of just looking inside MEMs for
713 SYMBOL_REFs, use new helper function and for_each_rtx.
714 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
715 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
716 Make head comment more general.
717 * config/darwin.c (machopic_output_indirection): Handle weak
718 references here, like in assemble_external.
720 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
722 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
723 (sparc_emit_float_lib_cmp): Change return type.
724 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
725 (gen_compare_operator): New function.
726 (sparc_emit_float_lib_cmp): Return the new operator to be used in
727 the comparison sequence. Minor tweaks.
728 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
729 that the final operator and the result of sparc_emit_float_lib_cmp
730 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
731 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
732 buneq, bunge, bunle, bltgt): Assert that the final operator and the
733 result of sparc_emit_float_lib_cmp match for software TFmode.
734 (movqicc, movhicc, movsicc, movdicc): Merge into...
735 (mov<I:mode>cc): ...this.
736 (movsfcc, movdfcc, movtfcc): Merge into...
737 (mov<F:mode>cc): ...this.
738 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
740 (mov<I:mode>_cc_v9): ...this.
741 (movdi_cc_sp64_trunc): Delete.
742 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
743 movdi_cc_reg_sp64): Merge into...
744 (mov<I:mode>_cc_reg_sp64): ...this.
745 (movsf_cc_sp64): Rename into...
746 (movsf_cc_v9): ...this.
747 (movdf_cc_sp64): Rename into...
748 (movdf_cc_v9): ...this.
749 (movtf_cc_hq_sp64): Rename into...
750 (movtf_cc_hq_v9): ...this.
751 (movtf_cc_sp64): Rename into...
752 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
754 2008-09-21 Diego Novillo <dnovillo@google.com>
756 * doc/gccint.texi: Include generic.texi and gimple.texi.
758 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
759 (GIMPLE): Move to gimple.texi.
760 (Annotations): Remove references to to stmt_ann_t and
762 (SSA Operands): Rename from 'Statement Operands'.
763 * doc/generic.texi: New.
764 * doc/gimple.texi: New.
765 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
767 * Makefile.in (TEXI_GCCINT_FILES):
768 * gimple.c (gimple_copy_call_skip_args): Rename from
769 giple_copy_call_skip_args. Update all users.
770 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
772 2008-09-21 Ira Rosen <irar@il.ibm.com>
774 PR tree-optimization/37539
775 * tree-vect-transform.c (vect_transform_strided_load): Save vector
776 statement in related statement field only for the first load of the
777 group of loads with the same data reference.
779 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
781 * config/mips/mips.h (TUNE_OCTEON): New macro.
782 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
783 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
784 * config/mips/octeon.md: New file.
785 * config/mips/mips.md: Include octeon.md. Restore
786 semi-alphabetical order of include files.
788 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
791 * config/i386/i386.md (*jcc_fused_1): Removed.
792 (*jcc_fused_2): Likewise.
793 (*jcc_fused_3): Likewise.
794 (*jcc_fused_4): Likewise.
796 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
798 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
799 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
800 * target.h (gcc_target): Add ira_cover_classes.
801 * ira.c: Remove IRA_COVER_CLASSES guards.
802 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
803 instead of IRA_COVER_CLASSES.
804 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
805 (setup_class_translate): Likewise.
806 (setup_reg_class_intersect_union): Likewise.
807 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
808 test of targetm.ira_cover_classes.
809 * opts.c (decode_options): Use targetm.ira_cover_classes instead
810 of IRA_COVER_CLASSES.
811 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
812 (TARGET_INITIALIZER): Include it.
813 * targhooks.h (default_ira_cover_classes): Declare.
814 * targhooks.c (default_ira_cover_classes): New function.
816 2008-09-19 Bob Wilson <bob.wilson@acm.org>
818 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
820 2008-09-19 Ian Lance Taylor <iant@google.com>
822 * varasm.c (narrowing_initializer_constant_valid_p): Return
823 NULL_TREE if ENDTYPE is not an integer.
825 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
828 * tree-ssa.c (execute_update_addresses_taken): Also update
829 DECL_GIMPLE_REG_P for vector and complex types.
831 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
832 Jan Hubicka <jh@suse.cz>
835 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
836 empty before freeing them.
837 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
839 2008-09-18 Bob Wilson <bob.wilson@acm.org>
841 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
842 * config/xtensa/predicates.md (tls_symbol_operand): New.
843 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
844 (TARGET_CANNOT_FORCE_MEM): Define.
845 (xtensa_tls_symbol_p): New.
846 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
847 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
848 (xtensa_tls_module_base): New.
849 (xtensa_call_tls_desc): New.
850 (xtensa_legitimize_tls_address): New.
851 (xtensa_legitimize_address): Handle TLS symbols.
852 (xtensa_tls_referenced_p_1): New.
853 (xtensa_tls_referenced_p): New.
854 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
856 (XTENSA_BUILTIN_THREAD_POINTER): New.
857 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
858 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
859 builtin. Add declarations for __builtin_thread_pointer and
860 __builtin_set_thread_pointer.
861 (xtensa_fold_builtin): Recognize new builtins.
862 (xtensa_expand_builtin): Expand new builtins.
863 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
864 (TARGET_THREADPTR): Define.
865 (HAVE_AS_TLS): Define default value.
866 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
867 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
868 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
869 (UNSPECV_SET_TP): New.
870 (sym_TPOFF, sym_DTPOFF): New.
871 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
872 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
873 * configure: Regenerated.
875 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
878 * config/ia64/ia64.c (ia64_optimization_options): Move
879 checking and setting flag_schedule_insns_after_reload and
880 ia64_flag_schedule_insns2 back to ...
881 (ia64_override_options): Here.
883 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
886 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
887 zero extend count after the correction to it is done.
888 (doloop_optimize): Update call to doloop_modify, don't zero extend
891 2008-09-18 Martin Jambor <mjambor@suse.cz>
893 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
895 * ipa-prop.c: Correct comments.
896 * ipa-prop.h: Likewise.
898 2008-09-18 Jan Hubicka <jh@suse.cz>
901 * ipa-reference.c (ipa_reference_local_vars_info_d,
902 ipa_reference_global_vars_info_d,
903 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
904 ipa_reference_vars_info_t): Move here from ipa-reference.h
905 (node_duplication_hook_holder, node_removal_hook_holder): New.
906 (get_reference_vars_info_from_cgraph): Rename to ...
907 (get_reference_vars_info): ... this one, use cgraph uids.
908 (get_local_reference_vars_info, get_global_reference_vars_info):
909 Use cgraph instead of decl.
910 (ipa_reference_get_read_local, ipa_reference_get_written_local):
912 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
913 ipa_reference_get_written_global,
914 ipa_reference_get_not_written_global): Use cgraph argument.
915 (check_call): Simplify avail check.
916 (scan_stmt_for_static_refs): Update.
917 (propagate_bits): Update.
918 (merge_callee_local_info): Remove.
919 (init_function_info): Use cgraph nodes.
920 (clean_function_local_data): Break out from ...
921 (clean_function): ... here.
922 (copy_local_bitmap, copy_global_bitmap): New functions.
923 (duplicate_node_data, remove_node_data): New functions.
924 (generate_summary): Register hooks; use visibility instead of
926 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
927 * ipa-reference.h (ipa_reference_local_vars_info_d,
928 ipa_reference_global_vars_info_d,
929 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
930 ipa_reference_vars_info_t): Move to ipa-reference.c
931 (ipa_reference_get_read_local, ipa_reference_get_written_local):
933 (ipa_reference_get_read_global, ipa_reference_get_written_global,
934 ipa_reference_get_not_read_global,
935 ipa_reference_get_not_written_global): Update prototype.
936 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
937 (init_state): Remove.
938 (node_duplication_hook_holder, node_removal_hook_holder): New.
939 (get_function_state, set_function_state): Use VECtor.
940 (analyze_function): Check body availability.
941 (add_new_function): Likewise.
942 (duplicate_node_data, remove_node_data): New.
943 (generate_summary): Register hooks; do not care about clones.
944 (propafate): Do not care about clones; recursive functions are
946 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
947 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
948 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
950 * tree-flow.h (function_ann_d): Remove reference_vars_info.
951 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
952 Update call of ipa-reference accesors.
954 2008-09-18 Simon Baldwin <simonb@google.com>
956 * c-opts.c (c_common_handle_option): Add handling for
957 -Wbuiltin-macro-redefined command line option.
958 * c.opt: Added builtin-macro-redefined option.
959 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
962 2008-09-18 Richard Guenther <rguenther@suse.de>
964 PR tree-optimization/37258
965 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
966 and signedness for integral types.
967 (vn_phi_eq): Require compatible types.
969 2008-09-18 Jakub Jelinek <jakub@redhat.com>
972 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
973 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
975 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
976 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
977 ggc_free other TREE_LIST nodes from that chain.
978 * function.c (instantiate_decls): Instantiate also DECL_RTL
979 of vars in cfun->local_decls, free that list afterwards.
981 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
983 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
984 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
986 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
988 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
989 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
991 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
993 PR tree-optimization/37102
994 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
995 from a node. Check to see if another PHI is dead.
996 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
997 remove real PHIs which have no uses.
998 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1000 2008-09-18 Richard Guenther <rguenther@suse.de>
1003 * tree-cfg.c (remove_useless_stmts_1): Remove
1004 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1006 2008-09-18 Nick Clifton <nickc@redhat.com>
1008 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1009 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1010 to frv_secondary_reload_class.
1011 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1012 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1013 (frv_secondary_reload_class): Omit unused parameter.
1014 (frv_secondary_reload): New function. Handle the case when
1015 secondary_reload_class() is called before the reload_(in|out)
1016 _optabs have been initialised.
1017 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1019 * config/frv/frv.md: Define an exclusion set between fr550_m0
1022 2008-09-18 Richard Guenther <rguenther@suse.de>
1024 PR tree-optimization/37456
1025 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1026 want to insert after ends a BB insert on the single fallthru
1029 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1031 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1032 Mention -march=z9-109, z9-ec and z10.
1034 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1036 PR rtl-optimization/37544
1037 * regrename.c (maybe_mode_change): Exit early when copy_mode
1038 is narrower than orig_mode and narrower than new_mode.
1040 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1043 * sched-int.h (struct _haifa_insn_data): Remove unused field
1046 * sched-rgn.c (ref_counts): Remove.
1047 (insn_referenced): New static variable.
1048 (INSN_REF_COUNT): Remove.
1049 (sched_run_compute_dependencies): Use insn_referenced instead of
1051 (add_branch_dependences): Likewise. Delete dead assignment.
1053 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1055 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1056 consumer is an asm. Add comment why this is important.
1057 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1058 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1061 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1063 * expr.c (emit_group_store): Do not shift before moving via a
1066 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1068 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1069 from aggregate to non-aggregate type if the bit pattern is not fully
1070 preserved afterwards.
1072 2008-09-17 Richard Guenther <rguenther@suse.de>
1074 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1075 (verify_gimple_assign): ... this. Split into ...
1076 (verify_gimple_assign_unary): ... this,
1077 (verify_gimple_assign_binary): ... that,
1078 (verify_gimple_assign_single): ... and this.
1079 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1080 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1081 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1082 (verify_types_in_gimple_reference): Be forgiving with
1084 (verify_gimple_phi): Deal with virtual operands.
1086 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1088 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1090 * tree.c (get_callee_fndecl): Don't call the language hook.
1091 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1092 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1093 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1095 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1097 * tree.c (protected_set_expr_location): Don't unnecessarily
1098 check for error_mark_node.
1100 2008-09-17 Art Haas <ahaas@impactweather.com>
1102 * ipa-reference.c (analyze_function): Declare step only if
1103 ENABLE_CHECKING is defined.
1105 2008-09-17 Jan Hubicka <jh@suse.cz>
1108 * tree.h (DECL_INLINE): remove.
1109 (DECL_DECLARED_INLINE_P): Update docs.
1110 (DECL_NO_INLINE_WARNING_P): new.
1111 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1112 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1114 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1115 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1118 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1121 2008-09-17 Jan Hubicka <jh@suse.cz>
1123 * ipa-reference.c (ipa_obstack): Remove.
1124 (local_info_obstack, global_info_obstack): New.
1125 (add_static_var): We now handle variables only.
1126 (mark_address_taken, mark_load, mark_store): New functions based on ...
1127 (check_operand): ... remove.
1128 (get_asm_stmt_operands): Rename to ...
1129 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1130 (scan_stmt_for_static_refs): Rewrite.
1131 (scan_op_for_static_refs): Rename to ...
1132 (scan_initializer_for_static_refs): do not look for VAR_DECL
1133 initializers; stop recursion on types and decls.
1134 (ipa_init): Use proper obstacks.
1135 (analyze_variable): Use scan_initializer_for_static_refs.
1136 (init_function_info): Use local obstack.
1137 (analyze_function): Simplify.
1138 (add_new_function): We don't need visited_nodes obstack.
1139 (generate_summary): Use proper obstacks; cleanup after propagation.
1141 2008-09-17 Richard Guenther <rguenther@suse.de>
1144 PR tree-optimization/37491
1145 * alias.c (get_alias_set): Use the canonical type.
1146 * tree-vect-transform.c (vectorizable_store): Use the type of
1147 the lhs for the vector type. Adjust checking.
1148 (vectorizable_load): Adjust checking.
1150 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1151 Adam Nemet <anemet@caviumnetworks.com>
1153 PR rtl-optimization/37483
1154 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1155 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1156 Rearrange code to better match the original comment. Check
1157 t_unconditional first. Improve comment.
1159 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1162 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1163 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1166 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1167 GIMPLE_TRY if cleanup sequence is empty.
1169 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1172 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1173 eliminate IV if the cost are the same.
1175 2008-09-16 Richard Guenther <rguenther@suse.de>
1178 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1181 2008-09-16 Richard Guenther <rguenther@suse.de>
1183 PR tree-optimization/37508
1184 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1186 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1188 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1190 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1192 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1193 use gen_floatdidf2 directly.
1194 (floatunssidf2): Likewise.
1195 (floatsidf_ppc64_mfpgpr): Remove.
1196 (floatsidf_ppc64): Remove.
1197 (floatunssidf_ppc64): Remove.
1199 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1201 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1202 rather than update_cost_queue.
1204 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1205 in every call starting with the second one, instead of only when
1206 alias_bitmap_obstack.elements != NULL.
1208 * tree-predcom.c (filter_suitable_components): Free all refs in
1209 act->refs vector before calling release_component.
1210 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1212 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1214 * tree-loop-linear.c (linear_transform_loops): Initialize
1215 lambda_obstack only after calling perfect_loop_nest_depth.
1216 Goto free_and_continue instead of just continue for later failures.
1219 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1222 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1224 2008-09-14 Andreas Schwab <schwab@suse.de>
1226 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1228 2008-09-14 Jan Hubicka <jh@suse.cz>
1230 * invoke.texi (-fconserve-stack): Document.
1231 * opts.c (decode_options): Handle conserve_stack.
1232 * common.opt (fconvserve_stack): New.
1234 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1236 * config.host: Add x-aix to host_xmake_file.
1237 * config/rs6000/t-aix52: Do not override LDFLAGS.
1238 * config/rs6000/x-aix: New file.
1240 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1246 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1247 is not recognized as a valid register usage. Allow REG_X to be used
1249 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1250 forces a reload when using a base register.
1252 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1254 * config/i386/cygming-crtend.c (register_frame_ctor): If
1255 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1256 directly with atexit.
1257 (deregister_frame_ctor): Rename to ...
1258 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1259 if !DEFAULT_USE_CXA_ATEXIT.
1261 2008-09-13 Jan Hubicka <jh@suse.cz>
1263 * cgraph.c: Include value-prof.h
1264 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1266 2008-09-13 Jan Hubicka <jh@suse.cz>
1269 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1270 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1271 tree_gen_one_value_profiler, tree_gen_average_profiler,
1272 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1274 2008-09-13 Jan Hubicka <jh@suse.cz>
1276 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1277 too many bytes on misalligned blocks.
1279 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1281 * doc/cfg.texi: Fix some typos.
1282 * doc/extend.texi: Likewise.
1283 * doc/install.texi: Likewise.
1284 * doc/invoke.texi: Likewise.
1285 * doc/rtl.texi: Likewise.
1286 * doc/tree-ssa.texi: Likewise.
1288 2008-09-13 Richard Guenther <rguenther@suse.de>
1291 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1292 gimple stores for memory rhs.
1294 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1296 PR rtl-optimization/37489
1297 * cse.c (fold_rtx): Don't return const_true_rtx for float
1298 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1300 2008-09-13 Jan Hubicka <jh@suse.cz>
1302 PR tree-optimization/37392
1303 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1305 2008-09-13 Martin Jambor <mjambor@suse.cz>
1306 Jan Hubicka <jh@suse.cz>
1308 * cgraph.c (free_edges): New variable.
1309 (NEXT_FREE_EDGE): New macro.
1310 (cgraph_free_edge): New function.
1311 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1312 (cgraph_node_remove_callees): Likewise.
1313 (cgraph_node_remove_callers): Likewise.
1314 (cgraph_create_edge): Reuse edges from the free list. Do not
1315 update uid if doing so.
1316 (cgraph_remove_*_hook): Add free call.
1318 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1320 * ira-color.c (conflict_allocno_vec): Delete.
1321 (update_cost_queue_elem): New structure.
1322 (update_cost_queue): New variable.
1323 (update_cost_queue_tail): Likewise.
1324 (update_cost_queue_elems): Likewise.
1325 (allocno_update_cost_check): Delete.
1326 (initiate_cost_update): Allocate update_cost_queue_elems
1327 instead of allocno_update_cost_check.
1328 (finish_cost_update): Update the free()s accordingly.
1329 (start_update_cost): New function.
1330 (queue_update_cost): Likewise.
1331 (get_next_update_cost): Likewise.
1332 (update_copy_costs_1): Inline into...
1333 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1334 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1335 once we've established they are equal. Don't allocate update
1336 costs if there is nothing to add to them.
1337 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1338 DIVISOR arguments. Use a queue instead of recursive calls;
1339 process all the allocnos in the initial queue, rather than
1341 (assign_hard_reg): Use queue_update_cost instead of
1342 conflict_allocno_vec. Queue coalesced allocnos instead
1343 of calling update_conflict_hard_regno_costs for each one.
1344 Just call update_conflict_hard_regno_costs once for the
1346 (ira_color): Remove conflict_allocno_vec handling.
1348 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1350 PR tree-optimization/37484
1351 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1352 (save_var_name): Same.
1353 (initialize_cloog_names): Same.
1354 (initialize_cloog_names): Same.
1356 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1358 * tree-scalar-evolution.c (set_instantiated_value): Set
1361 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1365 * ira-build.c (common_loop_tree_node_dominator): Remove.
1366 (copy_live_ranges_to_removed_store_destinations): New function.
1367 (regno_top_level_allocno_map): Move to top level from ...
1368 (ira_flattening): ... here. Use
1369 copy_live_ranges_to_removed_store_destinations.
1371 * ira-emit.c (generate_edge_moves): Fix a comment.
1373 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1376 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1377 scratch register after 'set' pattern.
1379 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1381 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1382 information passed to mark_reg_pointer.
1383 * explow.c (force_reg): Likewise.
1385 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1387 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1388 when building for the celledp architecture.
1390 2008-09-12 Richard Guenther <rguenther@suse.de>
1392 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1394 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1396 PR rtl-optimization/37424
1397 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1398 the regnos instead of the addresses.
1400 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1402 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1404 2008-09-11 Richard Guenther <rguenther@suse.de>
1406 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1407 entering the weaker equivalence recording.
1409 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1411 2008-09-11 Jeff Law <law@redhat.com>
1413 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1414 by assign_stack_local on the IRA path for stack slot sharing
1415 as well as the non-IRA path.
1417 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1419 * config/i386/i386.h: Fix whitespace issues.
1421 2008-09-11 Martin Jambor <mjambor@suse.cz>
1423 * ipa-prop.h (struct ipa_param_flags): Removed.
1424 (struct ipa_param_descriptor): New structure.
1425 (struct ipa_node_params): ipcp_lattices, param_decls and
1426 param_flags moved to ipa_param_description.
1427 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1428 descriptors. Renamed all users.
1429 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1430 changed to access descriptors. Renamed all users.
1431 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1432 to access descriptors. Renamed all users.
1433 * ipa-cp.c (ipcp_init_cloned_node): Call
1434 ipa_initialize_node_params instead of ipa_count_formal_params and
1435 ipa_create_param_decls_array.
1436 (ipcp_analyze_node): Likewise.
1437 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1438 descriptors. Renamed all users.
1439 (ipcp_initialize_node_lattices): Remove allocation.
1440 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1441 ipa_initialize_node_params instead of ipa_count_formal_params and
1442 ipa_create_param_decls_array.
1443 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1444 ipa_populate_param_decls, made static, added parameter info,
1445 renamed mt to node, removed allocation, changed to use
1447 (ipa_count_formal_params): Made static, added parameter info,
1449 (ipa_initialize_node_params): New function.
1450 (ipa_check_stmt_modifications): Changed to use descriptors.
1451 (ipa_detect_param_modifications): Removed allocation, changed to
1453 (ipa_note_param_call): Changed to use descriptors.
1454 (ipa_analyze_params_uses): Removed allocation.
1455 (ipa_free_node_params_substructures): Changed to use descriptors.
1456 (ipa_edge_duplication_hook): Use the unused attribute.
1457 (ipa_node_duplication_hook): Use the unused attribute, changed to
1458 use descriptors, changed to duplicate descriptors.
1460 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1461 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1462 indirect inlining. Made static.
1463 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1464 functions called only once.
1465 (cgraph_decide_recursive_inlining): Don't call
1466 ipa_propagate_indirect_call_infos, pass new_edges to
1467 cgraph_mark_inline_edge instead.
1468 (cgraph_decide_inlining_of_small_functions): Don't call
1469 ipa_propagate_indirect_call_infos, pass new_edges to
1470 cgraph_mark_inline_edge instead.
1471 (cgraph_decide_inlining): Don't call
1472 ipa_propagate_indirect_call_infos.
1473 * ipa-prop.c: Check that vectors are allocated.
1475 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1476 iff a new cgraph edges have been created.
1477 (cgraph_decide_inlining): New variable redo_always_inline.
1478 Flattening and always_inlining loop until callgraph stabilizes.
1479 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1480 true iff new cgraph edges have been created.
1481 (propagate_info_to_inlined_callees): Likewise.
1482 (ipa_propagate_indirect_call_infos): Likewise.
1484 2008-09-11 Richard Guenther <rguenther@suse.de>
1486 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1487 (set_prologue_iterations): Likewise.
1488 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1490 (vect_update_init_of_dr): Likewise.
1491 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1493 * fold-const.c (fold_unary): Do not generate calculations
1496 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1498 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1499 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1500 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1502 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1504 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1505 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1506 before finalizing the changes.
1507 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1509 (simplify_truth_ops_using_ranges): New.
1510 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1511 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1512 whether a simplification was made.
1513 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1514 use a switch statement and also call simplify_truth_ops_using_ranges.
1516 2008-09-11 Jan Hubicka <jh@suse.cz>
1518 * ggc-common.c (loc_array): Make static.
1519 * dce.c (rest_of_handle_ud_dce): Free worklist.
1521 2008-09-11 Jan Hubicka <jh@suse.cz>
1523 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1524 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1525 function so we are sure we do not dangle it forever.
1526 * function.c (outer_function_chain, find_function_data): Remove.
1527 (function_context_stack): New.
1528 (push_function_context, pop_function_context): Update.
1529 * function.h (struct function): Remove pointer outer.
1530 (outer_function_chain, find_function_data): Remove.
1531 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1533 2008-09-11 Jan Hubicka <jh@suse.cz>
1536 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1538 2008-09-11 Jan Hubicka <jh@suse.cz>
1540 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1542 2008-09-11 Jan Hubicka <jh@suse.cz>
1544 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1545 (free_var_map_entry): New function.
1546 (redirect_edge_var_map_destroy): Use it.
1548 2008-09-11 Jan Hubicka <jh@suse.cz>
1551 * tree-inline.c (add_lexical_block): Replace with ...
1552 (prepend_lexical_block): ... prepend at begginig.
1553 (remap_blocks): Use it and reverse later.
1554 (expand_call_inline): Use prepend_lexical_block.
1556 2008-09-11 Jan Hubicka <jh@suse.cz>
1558 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1560 2008-09-11 Jan Hubicka <jh@suse.cz>
1562 * function.c (free_after_compilation): Call insn_locators_free.
1563 * cfglayout.c (insn_locators_free): New function.
1564 * rtl.h (insn_locators_free): Declare.
1566 2008-09-11 Jan Hubicka <jh@suse.cz>
1568 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1570 (cond_move_process_if_block): Update call.
1572 2008-09-11 Jan Hubicka <jh@suse.cz>
1574 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1575 * vec.c: Include hashtab.h
1576 (vec_descriptor, ptr_hash_entry): New structures.
1577 (vec_desc_hash, vec_ptr_map): New static variables.
1578 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1579 register_overhead, free_overhead, vec_heap_free): New functions.
1580 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1581 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1582 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1585 2008-09-11 Ira Rosen <irar@il.ibm.com>
1587 PR tree-optimization/37474
1588 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1589 length of load permutation.
1591 2008-09-11 Andreas Schwab <schwab@suse.de>
1593 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1595 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1598 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1599 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1600 simplify_gen_subreg.
1602 2008-09-11 Ira Rosen <irar@il.ibm.com>
1604 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1607 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1610 * gimplify.c (gimplify_body): Call default_rtl_profile.
1613 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1614 instead of tok->val.node if not expanding to something else. Handle
1615 intervening CPP_PADDING tokens.
1616 (altivec_categorize_keyword): Remove unneeded comparisons.
1618 2008-09-10 Richard Guenther <rguenther@suse.de>
1620 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1622 2008-09-10 Richard Guenther <rguenther@suse.de>
1625 * tree-inline.c (insert_init_stmt): Make sure to not
1626 insert invalid gimple stores.
1628 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1630 PR tree-optimization/37388
1631 * toplev.c (process_options): Fail and warn when graphite
1632 flags are used, but the compiler has not been configured
1633 with graphite libraries.
1634 * graphite.c (graphite_transform_loops): Remove printfs
1635 to dump_file for the case when graphite is not available.
1637 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1640 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1641 the even element into register.
1642 (ix86_expand_vector_init_general): Don't use
1643 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1644 if we can't move from GPR to SSE register directly.
1646 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1648 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1649 not lose track of the number of NOPs needed. Number of NOPs needed
1650 for sync vs. loads workaround was switched; corrected. Run second
1651 pass for all workarounds. No NOPs needed after call insns. Change
1652 second pass to use find_next_insn_start and find_load helpers in order
1653 to properly detect parallel insns.
1654 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1656 2008-09-10 Jan Hubicka <jh@suse.cz>
1658 * value-prof.c (gimple_ic): Fix tuplification bug.
1659 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1662 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1664 PR tree-optimization/37353
1665 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1666 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1667 calls instead of cond_dead_built_in_calls.
1668 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1669 initalize the vector only before adding first entry. Use VEC_safe_push
1670 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1671 shrink_wrap_conditional_dead_built_in_calls call.
1673 2008-09-10 Ira Rosen <irar@il.ibm.com>
1675 PR tree-optimization/37385
1676 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1677 argument, and use it as a vector type if not NULL.
1678 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1680 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1681 additional argument.
1682 (vectorizable_load): Likewise.
1684 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1686 * config/i386/i386.md (SWI32): New mode iterator.
1687 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1690 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1692 PR rtl-optimization/37435
1693 * caller-save.c (insert_restore, insert_save): Check the mode by
1696 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1699 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1701 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1704 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1706 * doc/invoke.texi (ARM Options): Correct errors in discussion
1707 of -mfloat-abi, -mhard-float, and -msoft-float.
1709 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1710 Jan Hubicka <jh@suse.cz>
1713 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1714 calling gimple_regimplify_operands on it. Iterate over all newly
1715 added statements, not just the last one.
1716 (insert_init_stmt): Insert stmt into seq first, then call
1717 gimple_regimplify_operands on it. Don't create new gimplification
1718 context, nor find referenced vars.
1720 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1723 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1724 to pointer to vector pointer.
1725 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1726 propagate_info_to_inlined_callees): Likewise.
1727 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1728 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1729 ipa_check_create_edge_args.
1730 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
1731 argument to pointer to vector pointer.
1732 (cgraph_decide_inlining_of_small_function): Adjust
1733 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1737 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1738 optimizing for size, not speed.
1740 PR rtl-optimization/37408
1741 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1742 if parm is promoted.
1744 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1746 PR tree-optimization/37375
1747 * tree-scalar-evolution.c (scev_info_str): Add field
1749 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1750 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1751 set_instantiated_value): Pass instantiated_below.
1752 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1754 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1755 the definitions are not instantiated.
1757 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1758 (block_before_loop): New.
1759 * tree-data-ref.c (dr_analyze_indices): Update uses of
1761 * graphite.c (block_before_scop): New.
1762 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1763 basic block, not a loop for determining the parameters.
1764 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1766 (idx_record_params, find_params_in_bb, find_scop_parameters,
1767 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1768 to instantiate_scev.
1770 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1772 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1776 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1778 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1779 Check zero freq and increase if necessary.
1781 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1783 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1784 regno is in the right range. Add comments.
1786 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1788 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1790 * mips-tfile.c (copy_object): Cast alloca result to int *.
1791 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1793 Rename class to sclass.
1794 (read_tfile): Cast read_seek return values to proper types.
1795 Cast xcalloc return value to proper type.
1797 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1799 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1800 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1801 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1803 2008-09-09 Jan Hubicka <jh@suse.cz>
1805 * profile.c (is_edge_inconsistent): Add debug output; ignore
1806 negative count on fake edges.
1807 (is_inconsistent): Add debug output.
1809 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1811 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1813 (choose_ready): When first insn is chosen from the ready list, also
1816 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1818 PR rtl-optimization/37360
1819 * haifa-sched.c (max_issue): Do not assert that we never issue more
1820 insns than issue_rate. Add comment.
1822 2008-09-09 Richard Guenther <rguenther@suse.de>
1824 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1825 (verify_types_in_gimple_call): Rename to ...
1826 (verify_gimple_call): ... this. Enhance.
1827 (verify_types_in_gimple_cond): Remove.
1828 (verify_gimple_comparison): New function ...
1829 (verify_types_in_gimple_assign): ... split out from here.
1830 (verify_types_in_gimple_return): Rename to ...
1831 (verify_gimple_return): ... this. Enhance.
1832 (verify_types_in_gimple_switch): Rename to ...
1833 (verify_gimple_switch): ... this. Enhance.
1834 (verify_gimple_goto): New function.
1835 (verify_types_in_gimple_phi): Rename to ...
1836 (verify_gimple_phi): ... this. Enhance.
1837 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1838 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1839 (verify_types_in_gimple_seq_2): Remove cases handled in
1840 verify_types_in_gimple_stmt.
1842 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1844 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1845 (push_multiple_operation, pop_multiple_operation): Set it.
1846 (workaround_rts_anomaly): New function.
1847 (workaround_speculation): New function, broken out of bfin_reorg.
1848 (bfin_reorg): Call the new functions.
1850 2008-09-09 Richard Guenther <rguenther@suse.de>
1854 * gimplify.c (gimplify_conversion): Change conversions of
1855 non-register type to VIEW_CONVERT_EXPRs.
1856 (gimplify_addr_expr): If we need to make the operand
1857 addressable make sure to use a properly initialized
1858 temporary for that so it gets a valid gimple store.
1860 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1862 * function.h (struct function): Add function_start_locus.
1863 * cfgexpand.c (gimple_expand_cfg): Use it.
1864 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1866 2008-09-09 Richard Guenther <rguenther@suse.de>
1868 PR tree-optimization/37433
1869 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1872 2008-09-09 Richard Guenther <rguenther@suse.de>
1874 PR tree-optimization/37387
1875 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1876 and bits to a common type.
1878 2008-09-09 Nick Clifton <nickc@redhat.com>
1880 * config/v850/v850.md (return): Restore frame size restriction.
1882 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1884 * c-common.c (c_expand_decl): Remove.
1885 * c-common.h (anon_aggr_type_p): Remove prototype.
1886 (DECL_ANON_UNION_ELEMS): Remove.
1887 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1888 * c-decl.c (anon_aggr_type_p): Remove.
1889 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1890 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1891 * langhooks.h (struct lang_hooks): Remove expand_decl.
1892 * langhooks.c (lhd_expand_decl): Remove.
1893 * stmt.c (expand_anon_union_decl): Remove.
1894 * tree.h (expand_anon_union_decl): Remove prototype.
1896 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1899 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1901 * config/avr/avr.md (QISI) : Define mode iterator.
1902 (negated_tst<mode>) : Redefine as split using mode macro.
1903 (reversed_tstqi): Define insn as reversed compare with zero.
1904 (reversed_tsthi): Ditto.
1905 (reversed_tstsi): Ditto.
1907 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1910 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1911 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1914 * predict.c (optimize_function_for_size_p): Don't segfault if
1916 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1917 tree_swap_operands_p): Don't test cfun != NULL before calling
1918 optimize_function_for_s*_p.
1920 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1922 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1925 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1927 * crx/crx.h (IRA_COVER_CLASSES): Define.
1929 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1932 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1933 even when a stmt has been gimple_modified_p, but after fold_stmt is
1934 not any longer. Remove unneeded may_have_exposed_new_symbols
1937 2008-09-08 Richard Guenther <rguenther@suse.de>
1939 PR tree-optimization/37421
1940 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1943 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1946 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1948 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1951 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1952 * pa-hpux10.h (LINK_SPEC): Likewise.
1953 * pa-hpux11.h (LINK_SPEC): Likewise.
1955 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1957 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1958 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1960 2008-09-07 Helge Deller <deller@gmx.de>
1962 * pa/linux-atomic.c: New file.
1963 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1964 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1966 2008-09-07 Richard Guenther <rguenther@suse.de>
1967 Ira Rosen <irar@il.ibm.com>
1969 PR tree-optimization/36630
1970 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1971 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1973 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1974 Ira Rosen <irar@il.ibm.com>
1976 PR tree-optimization/35642
1977 * config/rs6000/altivec.md (mulv8hi3): Implement.
1979 2008-09-06 Jeff Law <law@redhat.com>
1981 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1983 2008-09-06 Jan Hubicka <jh@suse.cz>
1985 PR tree-optimization/14703
1986 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1988 * passes.c (init_optimization_passes): Recompute inline parameters.
1990 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1992 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1995 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1996 Peter Fuerst <post@pfrst.de>
1998 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1999 * doc/extend.texi: Document __builtin_mips_cache.
2000 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2001 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2002 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2003 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2004 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2005 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2006 (set_push_mips_isas): New variable.
2007 (mips_r10k_cache_barrier): New variable.
2008 (cache): New availability predicate.
2009 (mips_builtins): Add an entry for __builtin_mips_cache.
2010 (mips_build_cvpointer_type): New function.
2011 (MIPS_ATYPE_CVPOINTER): New macro.
2012 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2014 (r10k_simplified_address_p, r10k_simplify_address)
2015 (r10k_uncached_address_p, r10k_safe_address_p)
2016 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2017 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2018 (r10k_insert_cache_barriers): New functions.
2019 (mips_reorg_process_insns): Delete cache barriers after a
2020 branch-likely instruction.
2021 (mips_reorg): Call r10k_insert_cache_barriers.
2022 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2023 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2024 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2025 (mips_cache, r10k_cache_barrier): New define_insns.
2027 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2029 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2030 * ira-color.c (setup_allocno_left_conflicts_num): Use
2031 hard_reg_set_equal_p instead of a comparison with
2032 ira_zero_hard_reg_set.
2033 * ira.c (setup_reg_subclasses): Likewise.
2034 (setup_cover_and_important_classes): Likewise.
2035 (setup_class_translate): Likewise.
2036 (setup_reg_class_intersect_union): Likewise.
2037 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2038 (ira_init_once): Don't initialize them.
2040 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2042 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2044 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2046 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2048 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2050 Improved branch hints, safe hints, and scheduling.
2052 * haifa-sched.c (sched_emit_insn) : Define.
2053 * sched-int.h (sched_emit_insn) : Add prototype.
2054 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2055 -mhint-max-distance -msafe-hints) : Document.
2056 * config/spu/spu.c (spu_flag_var_tracking): New.
2057 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2058 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2059 TARGET_ASM_FILE_START): Define.
2060 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2061 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2062 (spu_emit_branch_hint): Add blocks argument.
2063 (insert_branch_hints, insert_nops): Remove.
2064 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2065 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2066 spu_sched_reorder, asm_file_start): New functions.
2067 (clock_var, spu_sched_length, pipe0_clock,
2068 pipe1_clock, prev_clock_var, prev_priority,
2069 spu_ls_first, prev_ls_clock): New static variables.
2070 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2071 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2072 (nopn_nv): Add a non-volatile version of nop.
2073 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2074 -mhint-max-distance, -msafe-hints): New options.
2076 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2077 Samuel Tardieu <sam@rfc1149.net>
2079 * opts.c (decode_options): Combine nested if statements.
2082 * opts.c (decode_options): Handle more relationships among
2083 unit-at-a-time, toplevel-reorder, and section-anchors.
2085 2008-09-05 David Daney <ddaney@avtrex.com>
2087 * doc/install.texi (--enable-reduced-reflection): Document new option.
2089 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2091 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2093 (constantpool_operand): New.
2094 (move_operand): Disallow sub-word modes for the constant pool.
2095 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2096 (xtensa_secondary_reload_class): Replace with....
2097 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2098 Set icode for sub-word reloads from the constant pool.
2099 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2100 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2101 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2102 * config/xtensa/xtensa-protos.h: Update prototypes.
2104 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2106 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2107 (REG_CLASS_NAMES): Update.
2108 (REG_CLASS_CONTENTS): Update.
2109 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2110 of ALL_REGS for regs 77 and 78.
2111 * function.c (instantiate_virtual_regs_in_insn): Assert that
2112 return value of simplify_gen_subreg is not NULL.
2114 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2116 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2117 (gen_rtvec_v): Fix coding standards.
2119 2008-09-04 Jan Hubicka <jh@suse.cz>
2121 * i386.c (decide_alg): Be more conservative about optimizing for size.
2123 2008-09-04 Ian Lance Taylor <iant@google.com>
2125 * varasm.c (narrowing_initializer_constant_valid_p): New
2127 (initializer_constant_valid_p): Call it.
2129 2008-09-04 Jeff Law <law@redhat.com>
2131 * fold-const.c (native_encode_real): Fix computation of WORDS.
2132 (native_interpret_real): Likewise.
2134 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2136 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2138 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2140 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2141 that the cost is already taken into account in ira-costs.c
2143 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2145 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2146 ira_debug_copies): New.
2147 (ira_bulid): Call print_copies.
2149 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2151 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2154 * config/rs6000/rs6000.c (optimization_options): Remove check of
2155 flag_toplevel_order.
2157 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2159 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2160 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2161 second operand is a reg_imm10_operand.
2162 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2163 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2164 (*seq_<GPR:mode><GPR2:mode>): Rename to
2165 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2167 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2168 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2170 (*sne_<GPR:mode><GPR2:mode>): Rename to
2171 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2174 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2176 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2177 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2178 combining an arithmetic right shift by more than 31 and a
2179 trunction. Don't match for out-of-range shift amounts. Set
2180 attribute mode to <MODE>.
2181 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2182 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2183 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2184 shifts by less than 32.
2185 (extv): Change predicate on first operand to accept registers.
2186 Change predicate of the other operands from immediate_operand to
2187 const_int_operand. Expand exts when source is a register.
2188 (extzv): Change predicate of the constant operands from
2189 immediate_operand to const_int_operand.
2190 (extzv<mode>): Change predicate of the constant operands from
2191 immediate_operand to const_int_operand and no constraint. Also
2193 (*extzv_trunc<mode>_exts): New pattern.
2195 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2197 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2198 * config/mips/mips-protos.h (mask_low_and_shift_p,
2199 mask_low_and_shift_len): Declare.
2200 * config/mips/mips.c (mask_low_and_shift_p,
2201 mask_low_and_shift_len): New functions.
2202 (mips_print_operand): Handle new operand prefix "m".
2203 * config/mips/mips.md (*cins<mode>): New pattern.
2205 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2207 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2208 optimizing for size.
2210 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2212 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2213 regardless of epilogue_completed.
2215 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2218 * ira-lives.c (process_bb_node_lives): Check setjmp.
2220 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2223 * ira-build.c (form_loop_tree): Reverse BB walk.
2224 (create_bb_allocnos): Likewise.
2225 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2226 (mark_reg_store): Rename to...
2227 (mark_ref_live): ...this and take a df_ref argument instead of
2228 note_stores arguments. Assert that we have a register.
2229 (mark_reg_clobber): Delete.
2230 (def_conflicts_with_inputs_p): New function.
2231 (mark_reg_conflicts): Delete.
2232 (mark_reg_death): Rename to...
2233 (mark_ref_dead): ...this and take a df_ref argument instead of
2234 a register. Assert that we have a register.
2235 (process_bb_node_lives): Hoist frequency calculation out of
2236 instruction walk. Convert from a forwards scan to a backwards scan.
2237 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2238 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2239 (create_allocno_live_ranges): Don't create regs_set.
2241 2008-09-04 Ian Lance Taylor <iant@google.com>
2243 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2244 or REG_LABEL_TARGET.
2245 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2246 comparing MODE with MEM.
2247 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2248 comparing with GF_PREDICT_TAKEN.
2249 (gimple_get_lhs): Change code to enum gimple_code.
2250 (gimple_set_lhs): Likewise.
2251 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2252 * omp-low.c (find_omp_clause): Change kind parameter to enum
2254 * tree-flow.h (find_omp_clause): Update declaration.
2255 * regrename.c (clear_dead_regs): Change kind parameter to enum
2257 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2259 * see.c (see_get_extension_data): Change return type to enum
2260 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2261 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2262 (see_gen_normalized_extension): Change extension_code parameter to
2264 (see_seek_pre_extension_expr): Change extension_code to enum
2266 (see_merge_one_def_extension): Likewise.
2267 (see_handle_relevant_defs): Likewise.
2268 (see_handle_relevant_uses): Likewise.
2269 (see_analyze_one_def): Likewise.
2270 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2271 GIMPLE_ASM rather than ASM_EXPR.
2272 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2273 GIMPLE_RETURN rather than RETURN_EXPR.
2274 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2275 (evaluate_stmt): Likewise.
2276 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2277 to enum vect_relevant.
2278 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2279 compare gimple codes with tree codes.
2281 2008-09-04 Paul Brook <paul@codesourcery.com>
2283 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2285 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2287 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2288 pointer check lost in the recent no-unit-at-a-time patch.
2290 2008-09-04 Jan Hubicka <jh@suse.cz>
2293 * tree-switch-conversion.c (check_final_bb): Accept only IP
2296 2008-09-04 Jan Hubicka <jh@suse.cz>
2298 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2300 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2301 using_ranges argument.
2302 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2303 (vrp_visit_cond_stmt): Update call of
2304 vrp_evaluate_conditional_warnv_with_ops
2306 2008-09-04 Jan Hubicka <jh@suse.cz>
2308 PR tree-optimization/37345
2309 PR tree-optimization/37358
2310 PR tree-optimization/37357
2311 * tree.c (build_function_type_skip_args): Build distinct type copy;
2313 (build_function_decl_skip_args): Set type of new decl not orig decl;
2314 clear DECL_VINDEX for methods turned into functions.
2316 2008-09-04 Nick Clifton <nickc@redhat.com>
2318 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2319 * configure: Regenerate.
2320 * config.in: Regenerate.
2321 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2322 alignment field, if it is supported.
2324 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2326 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2329 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2331 * config/rs6000/rs6000.c (processor_target_table): Do not
2332 enable VMX for POWER6.
2334 2008-09-03 Anton Blanchard <anton@samba.org>
2336 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2337 emit memory barrier before operation.
2339 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2342 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2343 default_elf_asm_output_external.
2345 2008-09-03 Jeff Law <law@redhat.com>
2347 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2349 2008-09-03 Richard Henderson <rth@redhat.com>
2351 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2352 memory barrier to below the test-and-set.
2353 (alpha_split_lock_test_and_set_12): Likewise.
2355 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2359 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2362 * ira-color.c (print_loop_title): Use all_allocnos.
2363 (color_pass): Ditto. Don't add border_allocnos. Check that
2364 subloop allocno in the correspdoning bitmap all_allocnos.
2366 * ira-emit.c (change_loop): Use all_allocnos.
2368 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2370 (ira_create_allocno): Set up all_allocnos bit for the created
2372 (create_cap_allocno): Remove setting mentioned_allocnos.
2373 (create_insn_allocnos): Ditto.
2374 (remove_unnecessary_allocnos): Use all_allocnos.
2375 (check_allocno_creation): Check that allocnos are in the
2376 corresponding bitmap all_allocnos.
2378 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2382 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2383 (process_regs_for_copy): Process subregs. Refine check when cost
2384 is taken into account in ira-costs.c.
2385 (process_reg_shuffles): Use REG_SUBREG_P.
2386 (add_insn_allocno_copies): Ditto. Ignore modes.
2388 * ira-color.c (conflict_allocno_vec): New.
2389 (COST_HOP_DIVISOR): New macro.
2390 (update_copy_costs_1): Use it.
2391 (update_conflict_hard_regno_costs): New function.
2392 (assign_hard_reg): Use it.
2393 (ira_color): Allocate and free conflict_allocno_vec.
2395 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2399 * ira-int.h (ira_sort_insn_chain): Remove.
2401 * ira.c (basic_block_order_nums, chain_insn_order,
2402 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2403 (ira): Don't call ira_sort_insn_chain.
2405 * reload1.c (reload): Don't call ira_sort_insn_chain.
2407 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2410 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2411 which become non throw.
2412 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2413 update_call_expr after updating the flags on the decl.
2415 2008-09-03 Jan Hubicka <jh@suse.cz>
2417 PR tree-optimization/37315
2418 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2419 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2420 (cgraph_analyze_functions): Use node->analyzed
2421 (cgraph_mark_functions_to_output): Likewise.
2422 (cgraph_expand_function): All functions can be released after
2424 (cgraph_optimize): Use gimple_has_body_p.
2425 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2426 (cgraph_decide_inlining_incrementally): Likewise.
2427 (inline_transform): Inline transform.
2428 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2430 (inlinable_function_p): Drop gimple_body check.
2431 (expand_call_inline): Use gimple_has_body_p.
2432 * gimple.c (gimple_has_body_p): New.
2433 * gimple.h (gimple_has_body_p): Add prototype.
2434 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2435 (dump_function_to_file): Use gimple_has_body_p check.
2437 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2440 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2442 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2444 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2446 From Michael Frysinger <michael.frysinger@analog.com>
2447 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2448 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2451 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2454 * doc/extend.texi: Document picoChip builtin functions.
2455 * doc/invoke.texi: Document picoChip options.
2456 * doc/contrib.texi: Add picoChip contribution.
2457 * doc/md.texi: Document picoChip constraints.
2458 * config.gcc: Add picochip-*-*.
2459 * config/picochip/: Add new port.
2461 2008-09-03 Richard Guenther <rguenther@suse.de>
2463 PR tree-optimization/37328
2464 * tree-sra.c (sra_build_assignment): Gimplify properly.
2465 (generate_copy_inout): Take the correct stmt as definition,
2466 remove bogus assert.
2468 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2470 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2473 From Michael Frysinger <michael.frysinger@analog.com>
2474 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2476 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2478 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2479 (__gthread_setspecific): Revert 2008-08-31 change to
2480 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2482 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2484 * diagnostic.c (error_at): New.
2485 * toplev.h (error_at): New prototype.
2486 * c-typeck.c (build_array_ref): Call error_at instead of error.
2487 Pass location to pedwarn.
2489 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2491 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2493 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2495 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2496 VAR_DECL and CONST_DECL.
2498 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2499 Jakub Jelinek <jakub@redhat.com>
2501 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2502 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2503 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2504 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2505 Don't set ix86_save_varrargs_registers.
2506 (ix86_setup_incoming_varargs): Assume cum != NULL.
2507 (ix86_va_start): Check ix86_varargs_gpr_size and
2508 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2509 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2510 from frame pointer if ix86_varargs_gpr_size == 0.
2511 (ix86_compute_frame_layout): Updated.
2512 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2513 (ix86_varargs_gpr_size): Define.
2514 (ix86_varargs_fpr_size): Likewise.
2515 (machine_function): Remove save_varrargs_registers.
2516 Add varargs_gpr_size and varargs_fpr_size.
2518 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2520 * config/alpha/alpha.c (va_list_skip_additions,
2521 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2522 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2525 PR tree-optimization/36766
2526 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2527 for already removed basic blocks.
2530 * real.c (real_maxval): Clear a lower bit to make real_maxval
2531 match get_max_float for IBM long double format.
2533 2008-09-02 Andreas Schwab <schwab@suse.de>
2535 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2536 * configure: Regenerate.
2538 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2540 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2541 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2542 checking for a non-VOID CONSTANT_P.
2544 2008-09-02 Jan Hubicka <jh@suse.cz>
2546 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2547 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2550 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2552 * expr.c (emit_group_store): Don't assert stack temp mode size.
2554 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2555 Tobias Grosser <grosser@fim.uni-passau.de>
2556 Jan Sjodin <jan.sjodin@amd.com>
2557 Harsha Jagasia <harsha.jagasia@amd.com>
2558 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2559 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2560 Adrien Eliche <aeliche@isty.uvsq.fr>
2562 Merge from graphite branch.
2565 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2566 * doc/invoke.texi (-floop-block, -floop-interchange,
2567 -floop-strip-mine): Document new flags.
2568 * tree-into-ssa.c (gimple_vec): Moved...
2569 * tree-loop-distribution.c (rdg_component): Moved...
2570 * cfgloopmanip.c: Include tree-flow.h.
2571 (update_dominators_in_loop): New.
2572 (create_empty_if_region_on_edge): New.
2573 (create_empty_loop_on_edge): New.
2574 (loopify): Use update_dominators_in_loop.
2575 * tree-pass.h (pass_graphite_transforms): Declared.
2576 * configure: Regenerate.
2577 * tree-phinodes.c (make_phi_node): Export.
2578 (add_phi_node_to_bb): New, split from create_phi_node.
2579 * tree-chrec.c (for_each_scev_op): New.
2580 * tree-chrec.h (for_each_scev_op): Declared.
2581 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2582 (remove_statement): Call get_phi_with_result.
2583 * config.in (HAVE_cloog): Undef.
2584 * gdbinit.in (pgg): New.
2585 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2586 * tree-ssa-loop.c (graphite_transforms): New.
2587 (gate_graphite_transforms): New.
2588 (pass_graphite_transforms): New.
2589 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2590 HAVE_cloog): Defined.
2591 * tree-vectorizer.c (rename_variables_in_bb): Export.
2592 * tree-data-ref.c (dr_may_alias_p): Export.
2593 (stmt_simple_memref_p): New.
2594 (find_data_references_in_stmt): Export.
2595 (find_data_references_in_loop): Export.
2596 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2597 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2598 (create_rdg_vertices): Export.
2599 (build_empty_rdg): New.
2600 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2601 * tree-data-ref.h (rdg_component): ... here.
2603 (struct data_reference): Add a field scop.
2605 (find_data_references_in_loop): Declared.
2606 (find_data_references_in_stmt): Declared.
2607 (create_rdg_vertices): Declared.
2608 (dr_may_alias_p): Declared.
2609 (stmt_simple_memref_p): Declared.
2610 (struct rdg_edge): Add a field ddr_p relation.
2611 (build_empty_rdg): Declared.
2612 * lambda.h (lambda_matrix): Declare a VEC of.
2613 (find_induction_var_from_exit_cond): Declared.
2614 (lambda_vector_compare): New.
2615 * common.opt (fgraphite, floop-strip-mine,
2616 floop-interchange, floop-block): New flags.
2617 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2618 * cfgloop.c (is_loop_exit): New.
2619 * cfgloop.h (is_loop_exit): Declared.
2620 (create_empty_if_region_on_edge): Declared.
2621 (create_empty_loop_on_edge): Declared.
2622 * tree-flow.h (add_phi_node_to_bb): Declared.
2623 (make_phi_node): Declared.
2624 (rename_variables_in_bb): Declared.
2625 (perfect_loop_nest_depth): Declared.
2626 (graphite_transform_loops): Declared.
2627 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2628 (graphite.o-warn): Add -Wno-error.
2629 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2630 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2631 (INCLUDES): Add PPLINC, CLOOGINC.
2632 (OBJS-common): Add graphite.o.
2633 (graphite.o): Add rule.
2634 * gimple.h (gimple_vec): ... here.
2635 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2636 * passes.c (init_optimization_passes): Schedule
2637 pass_graphite_transforms.
2639 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2642 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2643 and -fno-toplevel-reorder after handle_options.
2645 2008-09-02 Paul Brook <paul@codesourcery.com>
2647 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2648 (arm_override_options): Set arm_tune_cortex_a9.
2649 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2650 (arm_issue_rate): Handle cortexa9.
2651 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2652 * config/arm/arm-cores.def: Add cortex-a9.
2653 * config/arm/arm-tune.md: Regenerate.
2654 * config/arm/arm.md: Include cortex-a9.md.
2655 (generic_sched, generic_vfp): Add cortexa9.
2656 * config/arm/cortex-a9.md: New file.
2658 2008-09-02 Richard Guenther <rguenther@suse.de>
2660 PR tree-optimization/37327
2661 * tree-vrp.c (register_new_assert_for): Make sure to not have
2662 TREE_OVERFLOW set on the bound.
2664 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2666 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2668 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2669 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2672 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2674 * gcc/config/spu/spu.md (divdf3): Removed.
2676 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2678 PR tree-optimization/37095
2679 * cgraph.c (cgraph_node): When creating new cgraph node after
2680 assembler_name_hash has been populated, record it in the hash
2683 2008-09-01 Paul Brook <paul@codesourcery.com>
2685 * doc/invoke.texi: Document -mword-relocations.
2686 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2687 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2688 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2689 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2690 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2691 (arm_emit_movpair): New function.
2692 (arm_print_operand <c>): Handle sybolic addresses.
2693 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2694 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2695 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2696 * config/arm/arm.opt: Add -mword-relocations.
2697 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2698 (arm_movt, arm_movw): New.
2700 2008-09-01 Paul Brook <paul@codesourcery.com>
2702 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2703 Allow Interworking on ARMv4 EABI based targets.
2704 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2705 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2707 2008-09-01 Paul Brook <paul@codesourcery.com>
2709 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2710 optimized LT0 test. Remove optimization for GT.
2712 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2714 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2715 openmp applications.
2716 * pa-hpux11.h (LIB_SPEC): Likewise.
2718 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2721 2008-09-01 Jan Hubicka <jh@suse.cz>
2723 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2724 present, use only counts; when guessed use only frequencies.
2725 (estimate_bb_frequencies): Use function_frequency.
2726 * profile.c (compute_branch_probabilities): Exit early when
2727 profile reading failed. Set profile_status.
2728 (branch_prob): Do not set profile_status.
2730 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2732 * tree.c (protected_set_expr_location): New.
2733 * tree.h (protected_set_expr_location): New prototype.
2734 * c-tree.h (build_array_ref): Add argument.
2735 (parser_build_unary_op): Same.
2736 * c-typeck.c (build_indirect_ref): Handle new location argument.
2737 (build_array_ref): Same.
2738 (parser_build_unary_op): Same.
2739 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2741 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2743 * c-common.c (finish_label_address_expr): Handle new location argument.
2744 * c-common.h (build_indirect_ref): Add argument.
2745 (finish_label_address_expr): Same.
2746 * c-parser.c (c_parser_unary_expression): Pass location to build
2748 (c_parser_postfix_expression): Same.
2750 2008-09-01 Paul Brook <paul@codesourcery.com>
2752 * config/arm/arm.md: Include cortex-r4f.md.
2753 (attr fpu): Update type list.
2754 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2755 fconstd, fcmps and fcmpd.
2756 (attr tune_cortexr4): Define.
2757 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2758 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2759 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2760 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2761 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2762 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2763 cortex_a8_vfp_farith: Ditto.
2764 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2765 * config/arm/cortex-r4.md: Use tune_cortexr4.
2766 * config/arm/cortex-r4f.md: New file.
2768 2008-09-01 Richard Guenther <rguenther@suse.de>
2770 PR tree-optimization/37305
2771 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2772 the result of constant conversions.
2773 (fold_gimple_assign): Likewise.
2775 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2777 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2778 #ifdef ENABLE_CHECKING.
2780 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2782 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2783 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2784 when !INSN_SCHEDULING.
2786 2008-09-01 Andreas Schwab <schwab@suse.de>
2788 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2790 2008-09-01 Paul Brook <paul@codesourcery.com>
2792 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2794 2008-09-01 Jan Hubicka <jh@suse.cz>
2796 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2798 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2800 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2801 * gimplify.c (gimplify_init_constructor): Add speed operand.
2802 * tree-sra.c (decide_block_copy): Likewise.
2803 * tree-inline.c (estimate_move_cost): Likewise.
2804 * config/alpha/alpha.h (MOVE_RATIO): Update.
2805 * config/frv/frv.c (MOVE_RATIO): Update.
2806 * config/spu/spu.h (MOVE_RATIO): Update.
2807 * config/sparc/sparc.h (MOVE_RATIO): Update.
2808 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2809 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2810 * config/cris/cris.h (MOVE_RATIO): Update.
2811 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2812 * config/arm/arm.h (MOVE_RATIO): Update.
2813 * config/pa/pa.md: Update uses of MOVE_RATIO
2814 * config/pa/pa.h (MOVE_RATIO): Update.
2815 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2816 CLEAR_RATIO, SET_RATIO): Update.
2817 * config/h8300/h8300.h (MOVE_RATIO): Update.
2818 * config/v850/v850.h (MOVE_RATIO): Update.
2819 * config/bfin/bfin.h (MOVE_RATIO): Update.
2821 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2822 Dmitry Melnik <dm@ispras.ru>
2823 Dmitry Zhurikhin <zhur@ispras.ru>
2824 Alexander Monakov <amonakov@ispras.ru>
2825 Maxim Kuvyrkov <maxim@codesourcery.com>
2827 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2828 sel-sched-dump.c, sel-sched-ir.c: New files.
2829 * Makefile.in (OBJS-common): Add selective scheduling object files.
2830 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2831 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2832 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2833 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2834 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2835 (make_forwarder_block): Update loop latch if we have redirected
2836 the loop latch edge.
2837 * cfgloop.c (get_loop_body_in_custom_order): New function.
2838 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2839 (CP_FALLTHRU_PREHEADERS): Likewise.
2840 (get_loop_body_in_custom_order): Declare.
2841 * cfgloopmanip.c (has_preds_from_loop): New.
2842 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2843 Assert that the preheader edge will be fall thru when it is set.
2844 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2845 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2846 fsel-sched-substitution, fselective-scheduling): New flags.
2847 * cse.c (hash_rtx_cb): New.
2849 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2850 sel_sched_insn_cnt): New counters.
2851 * final.c (compute_alignments): Export. Free dominance
2852 info after loop_optimizer_finalize.
2853 * genattr.c (main): Output maximal_insn_latency prototype.
2854 * genautomata.c (output_default_latencies): New.
2855 Factor its code from ...
2856 (output_internal_insn_latency_func): ... here.
2857 (output_internal_maximal_insn_latency_func): New.
2858 (output_maximal_insn_latency_func): New.
2859 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2860 (struct hard_reg_set_iterator): New.
2861 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2862 hard_reg_set_iter_next): New functions.
2863 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2864 * lists.c (remove_free_INSN_LIST_node,
2865 remove_free_EXPR_LIST_node): New functions.
2866 * loop-init.c (loop_optimizer_init): When
2867 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2868 calling create_preheaders.
2869 (loop_optimizer_finalize): Do not verify flow info after reload.
2870 * recog.c (validate_replace_rtx_1): New parameter simplify.
2871 Default it to true. Update all uses. Factor out simplifying
2873 (simplify_while_replacing): ... this new function.
2874 (validate_replace_rtx_part,
2875 validate_replace_rtx_part_nosimplify): New.
2876 * recog.h (validate_replace_rtx_part,
2877 validate_replace_rtx_part_nosimplify): Declare.
2878 * rtl.c (rtx_equal_p_cb): New.
2879 (rtx_equal_p): Use it.
2880 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2881 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2882 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2883 * vecprim.h: Add a vector type for unsigned int.
2884 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2885 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2886 ready_try, cycle_issued_insns, spec_info): Make global.
2887 (readyp): Initialize.
2888 (dfa_lookahead): New global variable.
2889 (old_max_uid, old_last_basic_block): Remove.
2890 (h_i_d): Make it a vector.
2891 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2893 (after_recovery, adding_bb_to_current_region_p):
2894 New variables to handle correct insertion of the recovery code.
2895 (struct ready_list): Move declaration to sched-int.h.
2896 (rgn_n_insns): Removed.
2897 (rtx_vec_t): Move to sched-int.h.
2898 (find_insn_reg_weight): Remove.
2899 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2900 (haifa_init_h_i_d, haifa_finish_h_i_d):
2901 New functions to initialize / finalize haifa instruction data.
2902 (extend_h_i_d, init_h_i_d): Rewrite.
2903 (unlink_other_notes): Move logic to add_to_note_list. Handle
2904 selective scheduler.
2905 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2906 find_fallthru_edge): Make global, remove static prototypes.
2907 (max_issue): Make global. Add privileged_n and state parameters. Use
2909 (extend_global, extend_all): Removed.
2910 (init_before_recovery): Add new param. Fix the handling of the case
2911 when we insert a recovery code before the EXIT which has a predecessor
2912 with a fallthrough edge to it.
2913 (create_recovery_block): Make global. Rename to
2914 sched_create_recovery_block. Update.
2915 (change_pattern): Rename to sched_change_pattern. Make global.
2916 (speculate_insn): Rename to sched_speculate_insn. Make global.
2917 Split haifa-specific functionality into ...
2918 (haifa_change_pattern): New static function.
2919 (sched_extend_bb): New static function.
2920 (sched_init_bbs): New function.
2921 (current_sched_info): Change type to struct haifa_sched_info.
2922 (insn_cost): Adjust for selective scheduling.
2923 (dep_cost_1): New function. Move logic from ...
2924 (dep_cost): ... here.
2925 (dep_cost): Use dep_cost_1.
2926 (contributes_to_priority_p): Use sched_deps_info instead of
2928 (priority): Adjust to work with selective scheduling. Process the
2929 corner case when all dependencies don't contribute to priority.
2930 (rank_for_schedule): Use ds_weak instead of dep_weak.
2931 (advance_state): New function. Move logic from ...
2932 (advance_one_cycle): ... here.
2933 (add_to_note_list, concat_note_lists): New functions.
2934 (rm_other_notes): Make static. Adjust for selective scheduling.
2935 (remove_notes, restore_other_notes): New functions.
2936 (move_insn): Add two arguments. Update assert. Don't call
2938 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2939 Remove more_issue, max_points. Move the code to initialize
2940 max_lookahead_tries to max_issue.
2941 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2942 ready. Adjust use of move_insn. Call restore_other_notes.
2944 (sched_init, sched_finish): Move Haifa-specific initialization/
2946 (haifa_sched_init, haifa_sched_finish): ... respectively.
2948 (setup_sched_dump): New function.
2949 (haifa_init_only_bb): New static function.
2950 (haifa_speculate_insn): New static function.
2951 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2952 (extend_ready, extend_all): Remove.
2953 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2954 (create_check_block_twin, add_to_speculative_block): Use
2955 haifa_insns_init instead of extend_global. Update to use new
2956 initialization functions. Change parameter. Factor out code from
2957 create_check_block_twin to ...
2958 (sched_create_recovery_edges) ... this new function.
2959 (add_block): Remove.
2960 (sched_scan_info): New.
2961 (extend_bb): Use sched_scan_info.
2962 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2963 static functions for walking through scheduling region.
2964 (sched_luids): New vector variable to replace uid_to_luid.
2965 (luids_extend_insn): New function.
2966 (sched_max_luid): New variable.
2967 (luids_init_insn): New function.
2968 (sched_init_luids, sched_finish_luids): New functions.
2969 (insn_luid): New debug function.
2970 (sched_extend_target): New function.
2971 (haifa_init_insn): New static function.
2972 (sched_init_only_bb): New hook.
2973 (sched_split_block): New hook.
2974 (sched_split_block_1): New function.
2975 (sched_create_empty_bb): New hook.
2976 (sched_create_empty_bb_1): New function.
2977 (common_sched_info, ready): New global variables.
2978 (current_sched_info_var): Remove.
2979 (move_block_after_check): Use common_sched_info.
2980 (haifa_luid_for_non_insn): New static function.
2981 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2982 (increase_insn_priority): New.
2983 * modulo-sched.c: (issue_rate): Remove static declaration.
2984 (sms_sched_info): Change type to haifa_sched_info.
2985 (sms_sched_deps_info, sms_common_sched_info): New variables.
2986 (setup_sched_infos): New.
2987 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2988 Do not call regstat_free_calls_crossed.
2989 (sms_print_insn): Use const_rtx.
2990 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2991 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2992 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2993 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2994 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2995 current_sched_info to use it.
2996 (enum reg_pending_barrier_mode): Move to sched-int.h.
2997 (h_d_i_d): New variable. Initialize to NULL.
2998 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3000 (estimate_dep_weak): Remove static declaration.
3001 (sched_has_condition_p): New function. Adjust users of
3002 sched_get_condition to use it instead.
3003 (conditions_mutex_p): Add arguments indicating which conditions are
3005 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3006 argument to indicate whether returned condition is reversed. Do not
3007 generate new rtx when condition should be reversed; indicate it by
3008 setting new argument instead.
3009 (add_dependence_list_and_free): Add deps parameter.
3010 Update all users. Do not free dependence list when
3011 deps context is readonly.
3012 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3014 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3015 (remove_from_deps): New. Use the above functions.
3016 (cur_insn, can_start_lhs_rhs_p): New static variables.
3017 (add_or_update_back_dep_1): Initialize present_dep_type.
3018 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3019 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3020 haifa_note_dep): New functions implementing dependence hooks for
3021 the Haifa scheduler.
3022 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3023 note_dep): New functions.
3024 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3026 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3027 (free_deps): Initialize deps->reg_last.
3028 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3029 sched_analyze_insn): Update to use dependency hooks infrastructure
3030 and readonly contexts.
3031 (deps_analyze_insn): New function. Move part of logic from ...
3032 (sched_analyze): ... here. Also move some logic to ...
3033 (deps_start_bb): ... here. New function.
3034 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3036 (sched_deps_init): New function. Move code from ...
3037 (init_dependency_caches): ... here. Remove.
3038 (init_deps_data_vector): New.
3039 (sched_deps_finish): New function. Move code from ...
3040 (free_dependency_caches): ... here. Remove.
3041 (init_deps_global, finish_deps_global): Adjust for use with
3042 selective scheduling.
3043 (get_dep_weak): Move logic to ...
3044 (get_dep_weak_1): New function.
3045 (ds_merge): Move logic to ...
3046 (ds_merge_1): New static function.
3047 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3048 (ds_get_max_dep_weak): New function.
3049 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3050 (n_insns): Rename to rgn_n_insns.
3051 (debug_ebb_dependencies): New function.
3052 (init_ready_list): Use it.
3053 (begin_schedule_ready): Use sched_init_only_bb.
3054 (ebb_print_insn): Indicate when an insn starts a new cycle.
3055 (contributes_to_priority, compute_jump_reg_dependencies,
3056 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3057 (add_block1): Remove to ebb_add_block.
3058 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3059 (schedule_ebb): Initialize them. Use remove_notes instead of
3060 rm_other_notes. Use haifa_local_init/finish.
3061 (schedule_ebbs): Use haifa_sched_init/finish.
3062 * sched-int.h: Include vecprim.h, remove rtl.h.
3063 (struct ready_list): Delete declaration.
3064 (sched_verbose_param, enum sched_pass_id_t,
3065 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3066 (struct sched_scan_info_def): New structure.
3067 (sched_scan_info, sched_scan, sched_init_bbs,
3068 sched_init_luids, sched_finish_luids, sched_extend_target,
3069 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3070 (struct common_sched_info_def): New.
3071 (common_sched_info, haifa_common_sched_info,
3072 sched_emulate_haifa_p): Declare.
3074 (sched_luids): Declare.
3075 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3076 (sched_max_luid, insn_luid): Declare.
3077 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3078 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3079 print_insn, print_pattern, print_value, haifa_classify_insn,
3080 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3081 setup_sched_dump, sched_init, sched_finish,
3082 sel_insn_is_speculation_check): Export.
3083 (struct ready_list): Move from haifa-sched.c.
3084 (ready_try, ready, max_issue): Export.
3085 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3086 sched_init_only_bb, sched_split_block, sched_split_block_1,
3087 sched_create_empty_bb, sched_create_empty_bb_1,
3088 sched_create_recovery_block, sched_create_recovery_edges): Export.
3089 (enum reg_pending_barrier_mode): Export.
3090 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3092 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3093 print_insn field. Move add_block and fix_recovery_cfg to
3094 common_sched_info_def. Move compute_jump_reg_dependencies,
3096 (struct sched_deps_info_def): ... this new structure.
3097 (sched_deps_info): Declare.
3098 (struct spec_info_def): Remove weakness_cutoff, add
3099 data_weakness_cutoff and control_weakness_cutoff.
3100 (spec_info): Declare.
3101 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3103 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3104 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3105 (current_sched_info): Change type to struct haifa_sched_info.
3106 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3107 (h_d_i_d): New variable.
3108 (HDID): New accessor macro.
3109 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3110 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3112 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3113 (enum SCHED_FLAGS): Update for selective scheduler.
3114 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3115 (init_dependency_caches, free_dependency_caches): Delete declarations.
3116 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3117 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3118 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3119 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3120 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3122 (rm_other_notes): Delete declaration.
3123 (schedule_block): Remove one argument.
3124 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3125 ready_element, ready_lastpos, sched_extend_ready_list,
3126 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3127 concat_note_lists): Export.
3128 (struct region): Move from sched-rgn.h.
3129 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3130 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3131 BLOCK_TO_BB, CONTAINING_RGN): Export.
3132 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3133 (current_nr_blocks, current_blocks, target_bb): Likewise.
3134 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3135 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3136 sched_rgn_local_init, extend_regions,
3137 rgn_make_new_region_out_of_new_block, compute_priorities,
3138 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3139 extend_rgns, deps_join rgn_setup_common_sched_info,
3140 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3141 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3142 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3143 increase_insn_priority): Likewise.
3144 * sched-rgn.c: Include sel-sched.h.
3145 (ref_counts): New static variable. Use it ...
3146 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3147 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3148 (sched_is_disabled_for_current_region_p): Delete static declaration.
3149 (struct region): Move to sched-int.h.
3150 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3151 ebb_head): Define and initialize.
3152 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3153 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3154 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3156 (find_single_block_region): Add new argument to indicate that EBB
3157 regions should be constructed.
3158 (debug_live): Delete declaration.
3159 (current_nr_blocks, current_blocks, target_bb):
3160 Remove static qualifiers.
3161 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3163 (init_regions): Delete declaration.
3164 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3165 rgn_estimate_number_of_insns): New.
3166 (too_large): Use estimate_number_of_insns.
3167 (haifa_find_rgns): New. Move the code from ...
3168 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3169 (free_trg_info): New.
3170 (compute_trg_info): Allocate candidate tables here instead of ...
3171 (init_ready_list): ... here.
3172 (rgn_print_insn): Use const_rtx.
3173 (contributes_to_priority, extend_regions): Delete static declaration.
3174 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3175 (add_block1): Rename to rgn_add_block.
3176 (debug_rgn_dependencies): Delete static qualifier.
3177 (new_ready): Use sched_deps_info. Simplify.
3178 (rgn_common_sched_info, rgn_const_sched_deps_info,
3179 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3181 (region_sched_info): Rename to rgn_const_sched_info.
3182 (deps_join): New, extracted from ...
3183 (propagate_deps): ... here.
3184 (compute_block_dependences, debug_dependencies): Update for selective
3186 (free_rgn_deps, compute_priorities): New functions.
3187 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3188 sched_rgn_compute_dependencies): New functions.
3189 (schedule_region): Use them.
3190 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3191 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3193 (schedule_insns): Call new functions that were split out.
3194 (rgn_make_new_region_out_of_new_block): New.
3195 (get_rgn_sched_max_insns_priority): New.
3196 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3197 scheduling when appropriate.
3198 * sched-vis.c: Include insn-attr.h.
3199 (print_value, print_pattern): Make global.
3200 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3201 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3202 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3203 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3204 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3205 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3206 hooks. Initialize them to 0.
3207 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3208 * target.h (struct gcc_target): Add them. Rename gen_check field to
3210 * flags.h (sel_sched_switch_set): Declare.
3211 * opts.c (sel_sched_switch_set): New variable.
3212 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3213 pipelining is disabled from command line.
3214 (common_handle_option): Record whether selective scheduling is
3215 requested from command line.
3216 * doc/invoke.texi: Document new flags and parameters.
3217 * doc/tm.texi: Document new target hooks.
3218 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3220 (dfa_state_size): Do not declare locally.
3221 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3222 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3223 rs6000_alloc_sched_context, rs6000_set_sched_context,
3224 rs6000_free_sched_context): New functions.
3225 (struct _rs6000_sched_context): New.
3226 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3228 (rs6000_sched_finish): Do not run for selective scheduling.
3230 2008-08-31 Jan Hubicka <jh@suse.cz>
3232 * frv.c (frv_rtx_costs): Update forward declaration.
3233 * spu.c (spu_rtx_costs): Likewise.
3234 * pdp11.c: Include df.h
3235 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3236 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3237 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3238 * iq2000.c (iq2000_address_cost): Add speed argument.
3239 (iq2000_rtx_costs): Likewise.
3240 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3241 update call of mn10300_address_cost.
3242 * mcore.c: Include df.h
3243 (mcore_rtx_costs): Update prototype.
3244 * score3.c: Include df.h
3245 (score3_rtx_costs): Remove speed argument.
3246 * score7.c: Include df.h
3247 (score7_address_cost): Remove speed argument.
3248 * score-protos.h (score_address_cost): Update prototype.
3249 * score.c: Include df.h
3250 (score_rtx_costs): Update call of costs functions.
3251 * v850.c (v850_rtx_costs): Add bool argument.
3253 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3255 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3257 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3259 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3260 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3262 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3264 * mkmap-flat.awk: Add option pe_dll.
3265 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3266 * config/i386/t-cygwin (SHLIB_LC): Add.
3267 * config/i386/t-mingw32 (SHLIB_LC): Add.
3268 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3269 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3270 (LINK_SPEC): Support libgcc_s.
3271 (LIBGCC_SPEC): Support libgcc_s.
3272 (LIBGCC_SONAME): New.
3274 2008-08-31 Jan Hubicka <jh@suse.cz>
3276 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3277 mistakely had old version of patch.
3279 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3280 (ipcp_estimate_growth): New.
3281 (ipcp_insert_stage): Use ipcp_estimate_growth.
3282 * profile.c (branch_prob): When reading failed, do not consider
3285 2008-08-31 Jan Hubicka <jh@suse.cz>
3287 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3288 loop is optimized for speed.
3290 2008-08-31 Richard Guenther <rguenther@suse.de>
3293 * fold-const.c (fold_binary): Retain conversions in folding
3296 2008-08-31 Jan Hubicka <jh@suse.cz>
3298 * postreload-gcse.c (eliminate_partially_redundant_loads):
3299 Use optimize_bb_for_size_p.
3300 * predict.c (maybe_hot_frequency_p): Make inline.
3301 (maybe_hot_count_p): Break out from ...
3302 (maybe_hot_bb_p): ... this one.
3303 (maybe_hot_edge_p): Simplify.
3304 * basic-block.h (probably_cold_bb_p): Remove.
3306 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3309 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3311 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3312 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3313 Also split V4SFmode.
3314 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3317 2008-08-31 Jan Hubicka <jh@suse.cz>
3319 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3321 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3323 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3326 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3329 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3330 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3332 2008-08-31 Jan Hubicka <jh@suse.cz>
3334 * sparc.h (BRANCH_COST): Fix macro definition.
3335 * avr.c (avr_operand_rtx_cost): Add speed argument.
3336 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3338 2008-08-31 Richard Guenther <rguenther@suse.de>
3340 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3341 types instead of operands. Re-instantiate verifying of
3342 binary expression operands.
3344 2008-08-30 Jan Hubicka <jh@suse.cz>
3346 * fwprop.c (should_replace_address): Add speed attribute.
3347 (PR_OPTIMIZE_FOR_SPEED): New flag.
3348 (propagate_rtx_1): Use it.
3349 (propagate_rtx): Set it.
3350 (try_fwprop_subst): Update call of rtx_costs.
3351 (forward_propagate_and_simplify): LIkewise.
3352 * hooks.c (hook_int_rtx_bool_0): New
3353 (hook_bool_rtx_int_int_intp_false): Replace by ...
3354 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3355 * hooks.h (hook_int_rtx_bool_0): New
3356 (hook_bool_rtx_int_int_intp_false): Replace by ...
3357 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3358 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3359 (prepare_cmp_insn): UPdate call of rtx_cost.
3360 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3361 (reload_cse_simplify_operands): Update call of rtx_cost.
3362 (reload_cse_move2add): call of rtx_cost.
3363 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3364 * rtlanal.c (rtx_cost): Add speed argument.
3365 (address_cost): Add speed argument
3366 (default_address_cost): Likewise.
3367 (insn_rtx_cost): Likewise.
3368 * cfgloopanal.c (seq_cost): Add speed argument.
3369 (target_reg_cost, target_spill_cost): Turn to array.
3370 (init_set_costs): Update for speed.
3371 (estimate_reg_pressure_cost): Add speed argument.
3372 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3373 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3374 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3375 (seq_cost): Add speed argument.
3376 (computation_cost): Add speed arugment.
3377 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3378 (force_expr_to_var_cost): Update for profile info.
3379 (force_var_cost): Likewise.
3380 (split_address_cost): Likewise.
3381 (ptr_difference_cost): Likewise.
3382 (difference_cost): Likewise.
3383 (get_computation_cost_at): Likewise.
3384 (determine_iv_cost): Likewise.
3385 (ivopts_global_cost_for_size): Likewise.
3386 (rewrite_use_address): Likewise.
3387 (tree_ssa_iv_optimize_loop): Initialize speed field.
3388 * cse.c (optimize_this_for_speed_p): New static var.
3389 (notreg_cost): Update call of rtx_cost.
3390 (cse_extended_basic_block): set optimize_this_for_speed_p.
3391 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3392 (noce_try_cmove_arith): Likewise.
3393 (noce_try_sign_mask): LIkewise.
3394 * expr.c (compress_float_constant): Update rtx_cost calls.
3395 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3397 (addr_to_parts): Likewise.
3398 (create_mem_ref): Likewise.
3399 * dse.c (find_shift_sequence): Add speed argument.
3400 (replace_read): Update call.
3401 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3402 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3403 * neg_cost, shift_cost, shiftadd_cost,
3404 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3405 mul_highpart_cost): Increase dimension.
3406 (init_expmed): Initialize for both size and speed.
3407 (expand_shift): Use profile.
3408 (synth_mult): Use profile.
3409 (choose_mult_variant): Use profile.
3410 (expand_mult): Use profile.
3411 (expand_mult_highpart_optab): Use profile.
3412 (expand_mult_highpart): Use profile.
3413 (expand_smod_pow2): Use profile.
3414 (expand_divmod): Use profile.
3415 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3417 * loop-invariant.c (create_new_invariant): Use profile.
3418 (gain_for_invariant): Add speed parameter.
3419 (best_gain_for_invariant): Likewise.
3420 (find_invariants_to_move): Likewise.
3421 (move_single_loop_invariants): Set it.
3422 * target-def.h (TARGET_RTX_COSTS): Use hook.
3423 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3424 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3425 * output.h (default_address_cost): Update prototype.
3426 * combine.c (optimize_this_for_speed_p): New static var.
3427 (combine_validate_cost): Update call of rtx_cost.
3428 (combine_instructions): Set optimize_this_for_speed_p.
3429 (expand_compound_operation): Update call of rtx_cost.
3430 (make_extraction):Update call of rtx_cost.
3431 (force_to_mode):Update call of rtx_cost.
3432 (distribute_and_simplify_rtx):Update call of rtx_cost.
3433 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3434 (estimate_reg_pressure_cost): Update prototype.
3435 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3436 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3438 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3439 (alpha_rtx_costs): Update.
3440 * config/frv/frv.c (frv_rtx_costs): Update.
3441 * config/s390/s390.c (s390_rtx_costs): Update.
3442 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3443 (m32c_rtx_costs): Update.
3444 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3445 (spu_rtx_costs): Update.
3446 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3447 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3448 * config/i386/i386.c (:ix86_address_cost): Update.
3449 (ix86_rtx_costs): Update.
3450 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3451 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3452 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3453 * config/crx/crx.c (crx_address_cost): Update.
3454 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3455 * config/stormy16/stormy16.c
3456 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3457 * config/m68hc11/m68hc11.c
3458 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3459 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3460 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3462 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3464 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3465 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3466 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3467 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3468 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3469 (mcore_rtx_costs): update.
3470 * config/score/score3.c (score3_rtx_costs): Update.
3471 * config/score/score7.c (score7_rtx_costs): Update.
3472 * config/score/score3.h (score3_rtx_costs):Update.
3473 * config/score/score7.h (score7_rtx_costs): Update.
3474 * config/score/score.c (score_rtx_costs): Update.
3475 * config/arm/arm.c (arm_address_cost): Update.
3476 (arm_rtx_costs_1): Update.
3477 (arm_rtx_costs_1): Update.
3478 (arm_size_rtx_costs): Update.
3479 (arm_size_rtx_costs): Update.
3480 (arm_size_rtx_costs): Update.
3481 (arm_xscale_rtx_costs): Update.
3482 (arm_thumb_address_cost): Update.
3483 * config/pa/pa.c (hppa_address_cost): Update.
3484 * config/mips/mips.c (mips_rtx_costs): Update.
3485 * config/vax/vax.c (vax_address_cost): Update.
3486 * config/h8300/h8300.c (h8300_shift_costs): Update.
3487 (h8300_rtx_costs): Update.
3488 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3489 (v850_rtx_costs): Update.
3490 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3491 * config/bfin/bfin.c
3492 (bfin_address_cost): Update.
3493 (bfin_rtx_costs): Update.
3494 * stmt.c (lshift_cheap_p): Update.
3496 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3499 * expmed.c (extract_bit_field_1): Check the mode size to make
3500 sure the vector modes have the same size.
3502 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3504 * dojump.c (top level): Include basic-block.h to declare
3505 optimize_insn_for_speed_p
3507 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3509 * opts.h (CL_SAVE): New option class for marking options that are
3510 target specific options usable in the target attribute.
3511 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3513 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3514 can easily find the target specific options that are safe to use
3515 in the attribute or pragma.
3517 * attribs.c (decl_attributes): Change #pragma GCC option to
3518 #pragma GCC target, and attribute((option(...))) to
3519 attribute((target(...))).
3521 * doc/extend.texi (target attribute): Change from option
3522 attribute. Delete push/pop/reset.
3523 (#pragma GCC target): Change from #pragma GCC option. Delete
3525 (#pragma GCC push_options): Document new pragma.
3526 (#pragma GCC pop_options): Document new pragma.
3527 (#pragma GCC reset_options): Document new pragma.
3529 * targhooks.c (default_target_option_valid_attribute_p): Add
3530 warning about port not supporting target attributes.
3531 (default_target_option_pragma_parse): New function, warn about
3532 #pragma GCC target not being supported.
3534 * targhooks.h (default_target_option_pragma_parse): Add
3537 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3538 TI_CURRENT_OPTION_PRAGMA.
3539 (current_target_pragma): Rename from current_option_pragma.
3541 * target.h: (struct target_option): Delete booleans for changing
3542 the optimization level on hot/cold functions. Change signature of
3543 pragma_parse hook to take a second tree.
3545 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3547 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3548 that the declaration is done at global scope.
3550 * langhooks.c (add_builtin_function_common): Move most of the code
3551 from add_builtin_function here, calling the hook passed in.
3552 (add_builtin_function): Call add_builtin_function_common with
3553 standard builtin hook.
3554 (add_builtin_function_ext_scope): New function to add builtins to
3557 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3559 (add_builtin_function_ext_scope): Add declaration.
3561 * c-pragma.c (handle_pragma_target): Rename from
3562 handle_pragma_option, #pragma GCC option is now #pragma GCC
3563 target. Move warning about port not supporting target options to
3564 default pragma parse hook. Remove push/pop/reset from this
3566 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3567 (option_stack): Delete static variable.
3568 (optimize_stack): Ditto.
3569 (optons_stack): New stack of saved target and optimization
3571 (handle_pragma_push_options): New function to handle pushing both
3572 target and optimization options.
3573 (handle_pragma_pop_options): New function to handle popping both
3574 target and optimization options.
3575 (handle_pragma_reset_options): New function to handle resetting
3576 both target and optimization options to their initial state.
3577 (init_pragma): Rename handle_pragma_option to
3578 handle_pragma_target. Add support for push_options, pop_options,
3579 and reset_options pragmas.
3581 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3582 default_target_option_pragma_parse.
3583 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3584 default_target_option_valid_attribute_p.
3585 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3586 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3587 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3588 optimization level on hot/cold functions.
3590 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3591 if the caller and callee have different optimization levels.
3593 * c-common.c (handle_target_attribute): Rename from
3594 handle_option_attribute, attribute((option(...))) is now
3595 attribute((target(...))). Move warning if the port does not
3596 support target attributes to the default hook.
3597 (handle_hot_attribute): Delete code to change the optimization
3598 level of hot functions.
3599 (handle_cold_attribute): Ditto.
3601 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3602 argument that is the binary tree options to use if there are no
3603 arguments. Call ix86_valid_target_attribute_tree instead of
3604 ix86_valid_option_attribute_tree.
3605 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3606 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3607 ix86_pragma_option_parse.
3609 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3610 Rename from ix86_valid_option_attribute_tree.
3612 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3613 new builtins when the ISA changes.
3614 (ix86_valid_target_attribute_tree): Rename from
3615 ix86_valid_option_attribute_tree. Change callers. If the
3616 function specified optimization options, use those as the starting
3617 point before setting up the target attributes. If the
3618 optimization options were changed in the course of setting the
3619 target attributes, record the new optimization options.
3620 (ix86_valid_target_attribute_tree_inner_p): Rename from
3621 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3622 ix86_add_new_builtins if the ISA changed.
3623 (ix86_valid_target_attribute_p): Rename from
3624 ix86_valid_option_attribute_p. Change callers.
3625 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3626 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3627 as delayed builtin functions.
3628 (struct builtin_isa): New structure to record builtin functions
3629 that should be delayed until the ISA for that function is used.
3630 (ix86_builtins_isa): Change from int to struct to track builtin
3631 functions we want to declare at some point.
3632 (def_builtin): If the front end can delay defining the builtin
3633 functions, don't create builtins for ISAs not part of the default
3635 (def_builtin_const): Ditto.
3636 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3637 __builtin_ia32_pcmov_v2di to be different builtin functions.
3638 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3639 a structure instead of an int.
3640 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3641 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3642 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3643 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3645 * config/ia64/ia64.h
3646 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3647 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3649 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3650 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3651 (LANG_HOOKS_INITIALIZER): Add
3652 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3654 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3657 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3658 the reload address with the index register for SFmode
3659 access with a displacement.
3661 2008-08-30 Jan Hubicka <jh@suse.cz>
3663 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3664 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3665 * dojump.c (do_jump): Likewise.
3666 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3667 (note-if_info): Add BRANCH_COST.
3668 (noce_try_store_flag_constants, noce_try_addcc,
3669 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3670 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3671 find_if_case_2): Use computed branch cost.
3672 * expr.h (BRANCH_COST): Update default.
3673 * predict.c (predictable_edge_p): New function.
3674 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3675 Update BRANCH_COST call.
3676 * basic-block.h (predictable_edge_p): Declare.
3677 * config/alpha/alpha.h (BRANCH_COST): Update.
3678 * config/frv/frv.h (BRANCH_COST): Update.
3679 * config/s390/s390.h (BRANCH_COST): Update.
3680 * config/spu/spu.h (BRANCH_COST): Update.
3681 * config/sparc/sparc.h (BRANCH_COST): Update.
3682 * config/m32r/m32r.h (BRANCH_COST): Update.
3683 * config/i386/i386.h (BRANCH_COST): Update.
3684 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3686 * config/sh/sh.h (BRANCH_COST): Update.
3687 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3688 * config/avr/avr.h (BRANCH_COST): Update.
3689 * config/crx/crx.h (BRANCH_COST): Update.
3690 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3691 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3692 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3693 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3694 * config/ia64/ia64.h (BRANCH_COST): Update.
3695 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3696 * config/arc/arc.h (BRANCH_COST): Update.
3697 * config/score/score.h (BRANCH_COST): Update.
3698 * config/arm/arm.h (BRANCH_COST): Update.
3699 * config/pa/pa.h (BRANCH_COST): Update.
3700 * config/mips/mips.h (BRANCH_COST): Update.
3701 * config/vax/vax.h (BRANCH_COST): Update.
3702 * config/h8300/h8300.h (BRANCH_COST): Update.
3703 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3704 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3705 * doc/tm.texi (BRANCH_COST): Update.
3707 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3710 * config/arm/arm.c (arm_optimization_options): Set
3711 flag_section_anchors to 2 instead of 1 to distinguish it from
3712 -fsection-anchors given explicitely on the command line.
3714 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3716 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3717 final insn of a split.
3719 2008-08-30 Jan Hubicka <jh@suse.cz>
3721 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3722 optimized for speed.
3723 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3724 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3725 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3726 flag_gcse_after_reload_set): New static vars.
3727 (common_handle_option): Enable those flags for profile-use.
3728 (decode_options): Remove optimize_size flags that are handled
3729 on higher granuality.
3730 * tree-vectorizer.c (vectorize_loops): Use
3731 optimize_loop_nest_for_speed_p.
3732 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3733 * tree-predcom.c (tree_predictive_commoning): Use
3734 optimize_loop_for_speed_p.
3735 * varasm.c (assemble_start_function): Use
3736 optimize_function_for_speed_p.
3737 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3738 * predict.c (optimize_loop_for_speed_p): Fix walk.
3740 2008-08-30 Jan Hubicka <jh@suse.cz>
3742 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3744 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3745 profile presence locally.
3747 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3750 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3751 versions before 4.0.
3753 2008-08-29 Jan Hubicka <jh@suse.cz>
3755 * tree-inline.c (insert_init_stmt): Insert sequence even when
3758 2008-08-29 Jeff Law <law@redhat.com>
3760 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3761 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3762 location and class is an FP register.
3764 2008-08-29 Jan Hubicka <jh@suse.cz>
3766 * see.c (see_merge_one_def_extension): Silence used uninitialized
3768 * matrix-reorg.c (check_allocation_function): Likewise.
3769 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3771 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3774 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3775 compute new & and | in type rather than TREE_TYPE (arg0).
3777 * dwarf2out.c (fortran_common): Update comment.
3778 (gen_variable_die): Swap com_die and var_die variables in Fortran
3779 COMMON block handling code.
3781 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3783 * dwarf2out.c (gen_const_die): New function.
3784 (size_of_die, value_format, output_die): Output larger
3785 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3786 (native_encode_initializer): New function.
3787 (tree_add_const_value_attribute): Call it.
3788 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3790 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3791 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3792 TREE_THIS_VOLATILE to add_type_attribute.
3794 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3796 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3799 * dwarf2out.c (loc_by_reference): New function.
3800 (add_location_or_const_value_attribute): Use it.
3803 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3804 as DW_TAG_variable children of DW_TAG_common_block rather than
3805 DW_TAG_member children. Put DW_AT_external to individual
3806 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3808 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3809 loc_descriptor_from_tree_1.
3813 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3814 arguments to imported_module_or_decl.
3815 (debug_nothing_tree_tree): Removed.
3816 (debug_nothing_tree_tree_tree_bool): New prototype.
3817 * debug.c (do_nothing_debug_hooks): Adjust.
3818 (debug_nothing_tree_tree): Removed.
3819 (debug_nothing_tree_tree_tree_bool): New function.
3820 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3821 (gen_variable_die): Put all common vars for the
3822 same COMMON block under one DW_TAG_common_block.
3823 (declare_in_namespace): Return new context_die, for Fortran
3824 return the module DIE instead of adding extra declarations into
3826 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3827 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3828 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3830 (dwarf2out_global_decl): Don't skip Fortran global vars.
3831 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3832 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3833 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3834 DW_TAG_imported_declaration as child of previous
3835 DW_TAG_imported_module.
3836 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3837 * sdbout.c (sdb_debug_hooks): Likewise.
3838 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3840 2008-08-29 Jan Hubicka <jh@suse.cz>
3842 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3844 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3845 * ipa-cp.c (n_cloning_candidates): New static variable.
3846 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3847 (ipcp_print_all_lattices): Improve debug output.
3848 (ipcp_cloning_candidate_p): New function.
3849 (ipcp_initialize_node_lattices): Use it.
3850 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3851 (ipcp_propagate_stage): Prettier debug output.
3852 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3853 (ipcp_print_all_structures): Remove.
3854 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3855 (ipcp_insert_stage): Prettier debug output; call
3856 cgraph_remove_unreachable_nodes before propagating.
3857 (pass_ipa_cp): Schedule function removal pass.
3858 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3860 (cgraph_maybe_hot_edge_p): Move to ...
3861 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3862 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3863 (common_handle_option): Set them; enable ipa-cp when profiling.
3864 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3865 (ipa_print_all_jump_functions): Likewise.
3866 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3867 (ipa_print_node_params, ipa_print_all_params): New.
3868 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3869 ipa_print_all_param_flags): Remove.
3870 (ipa_print_node_params, ipa_print_all_params): New.
3872 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3874 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3875 change from 2008-04-03.
3876 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3878 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3881 * ira-color.c (push_allocnos_to_stack): Truncate
3882 removed_splay_allocno_vec.
3884 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3887 * ira-color (ira_fast_allocation): Don't assign hard registers to
3890 2008-08-29 Jan Hubicka <jh@suse.cz>
3893 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3894 for cold internal loops.
3896 2008-08-29 Richard Guenther <rguenther@suse.de>
3898 * tree-ssa-structalias.c (create_variable_info_for): Do not
3899 create fields for heap vars or vars with a noalias state.
3900 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3903 2008-08-29 Richard Guenther <rguenther@suse.de>
3905 * common.opt (ftree-store-ccp): Mark as preserved for
3906 backward compatibility.
3907 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3908 * tree-pass.h (pass_store_ccp): Remove.
3909 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3910 (first_vdef): Remove declaration.
3911 (get_value_loaded_by): Likewise.
3912 * tree-ssa-ccp.c (do_store_ccp): Remove.
3913 (get_default_value): Simplify as do_store_ccp is always false
3914 now. Do not initialize mem_ref.
3915 (set_value_varying): Likewise.
3916 (canonicalize_float_value): Likewise.
3917 (set_lattice_value): Likewise.
3918 (likely_value): Likewise.
3919 (surely_varying_stmt_p): Likewise.
3920 (ccp_initialize): Likewise.
3921 (ccp_lattice_meet): Likewise.
3922 (ccp_visit_phi_node): Likewise.
3923 (ccp_fold): Likewise.
3924 (evaluate_stmt): Likewise.
3925 (visit_assignment): Likewise.
3926 (ccp_visit_stmt): Likewise.
3927 (execute_ssa_ccp): Fold into ...
3928 (do_ssa_ccp): ... this.
3929 (do_ssa_store_ccp): Remove.
3930 (gate_store_ccp): Likewise.
3931 (pass_store_ccp): Likewise.
3932 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3934 * tree-ssa-propagate.c (first_vdef): Remove.
3935 (get_value_loaded_by): Likewise.
3936 (replace_vuses_in): Likewise.
3937 (substitute_and_fold): Do not call replace_vuses_in.
3938 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3940 2008-08-29 Richard Guenther <rguenther@suse.de>
3943 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3944 PARAM_NOALIAS tags with is_heapvar.
3945 * tree-ssa-operands.c (access_can_touch_variable): Offset
3946 based tests do not apply for heapvars. Fix offset test.
3948 2008-08-29 Jan Hubicka <jh@suse.cz>
3950 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3951 (-fipa-cp-clone): Enabled by default at -O3.
3952 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3953 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3955 2008-08-29 Jan Hubicka <jh@suse.cz>
3957 * tree.c (build_function_type_skip_args,
3958 build_function_decl_skip_args): New functions.
3959 * tree.h (build_function_type_skip_args,
3960 build_function_decl_skip_args): Declare.
3961 * gimple.c (giple_copy_call_skip_args): New function.
3962 (giple_copy_call_skip_args): Declare.
3964 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3965 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3966 (ipcp_node_modifiable_p): ... this one; use
3967 tree_versionable_function_p.
3968 (ipcp_create_replace_map): Improve debug output.
3969 (ipcp_need_redirect_p): Return false when not clonning.
3970 (ipcp_update_callgraph): Skip args.
3971 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3973 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3974 (save_inline_function_body): Update call of tree_function_versioning.
3975 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3976 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3978 (tree_function_versioning): Likewise.
3979 * tree-inline.h (tree_function_versioning): Update prototype.
3981 2008-08-29 Jan Hubicka <jh@suse.cz>
3983 * loop-unswitch.c (unswitch_single_loop): Use
3984 optimize_loop_for_speed_p.
3985 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3986 Use optimize_function_for_size_p.
3987 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3988 * postreload-gcse.c (eliminate_partially_redundant_load):
3989 Use optimize_bb_for_size_p.
3990 * value-prof.c (gimple_divmod_fixed_value_transform,
3991 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3992 gimple_stringops_transform): Use optimize_bb_for_size_p.
3993 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3994 * final.c (compute_alignments): Use optimize_function_for_size_p.
3995 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3996 (fold_builtin_strcpy, fold_builtin_fputs): Use
3997 optimize_function_for_size_p.
3998 * fold-const.c (tree_swap_operands_p): Use
3999 optimize_function_for_size_p.
4000 * recog.c (relax_delay_slots): Likewise.
4001 * tree-ssa-math-opts.c (replace_reciprocal):
4002 Use optimize_bb_for_speed_p.
4003 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4004 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4005 optimize_function_for_size_p.
4006 (cgraph_decide_inlining_of_small_function): Use
4007 optimize_function_for_size_p.
4008 * global.c (find_reg): Use optimize_function_for_size_p.
4009 * opts.c (decode_options): Do not clear flag_tree_ch,
4010 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4011 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4012 work it out from profile.
4013 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4014 optimize_loop_for_speed_p.
4015 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4017 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4018 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4019 * tree-eh.c (decide_copy_try_finally): Use
4020 optimize_function_for_size_p.
4021 * local-alloc.c (block_alloc): Pass BB pointer.
4022 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4023 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4024 * loop-unroll.c (decide_unrolling_and_peeling):
4025 Use optimize_loop_for_size_p.
4026 (decide_peel_completely): Likewise.
4027 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4028 optimize_loop_for_size_p.
4029 (vect_enhance_data_refs_alignment): Likewise.
4030 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4031 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4033 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4034 (try_crossjump_bb): Use optimize_bb_for_size_p.
4035 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4036 optimize_loop_for_speed_p.
4037 * bb-reorder.c (find_traces_1_round): Likewise.
4038 (copy_bb): Use optimize_bb_for_speed_p.
4039 (duplicate_computed_gotos): Likewise.
4040 * basic-block.h (optimize_loop_nest_for_size_p,
4041 optimize_loop_nest_for_speed_p): New.
4042 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4044 2008-08-29 Tristan Gingold <gingold@adacore.com>
4046 * gcov.c (main): Call expandargv.
4048 2008-08-29 Jan Hubicka <jh@suse.cz>
4050 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4052 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4054 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4055 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4057 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4059 2008-08-29 Jan Hubicka <jh@suse.cz>
4061 * tree-pass.h (pass_strip_predict_hints): Declare.
4062 * predict.c (strip_builtin_expect): Rename to ...
4063 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4064 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4065 (tree_estimate_probability): Do not strip builtin_expect.
4066 (pass_strip_predict_hints): New pass.
4067 * tree-inline.c (expand_call_inline): When inlining cold function,
4068 predict it as unlikely.
4069 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4071 2008-08-29 Richard Guenther <rguenther@suse.de>
4073 PR tree-optimization/37207
4074 * tree-vrp.c (extract_range_from_binary_expr): Also try
4075 to constant fold if only one of the operands is a constant.
4077 2008-08-29 Nick Clifton <nickc@redhat.com>
4079 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4080 the same way as SYMBOL_REFs.
4082 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4084 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4086 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4088 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4089 * config/mips/mips.md (branch_likely): Remove const. Fix
4091 (define_delay for type "branch"): Change to only apply for branch
4092 with likely variant.
4093 (define_delay for type "branch" and "branch_likely" no). New delay
4095 (equality_op): New code iterator.
4096 (bbv, bbinv): New code attributes.
4097 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4100 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4101 Andrew Pinski <pinskia@gcc.gnu.org>
4104 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4106 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4108 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4109 rule that a symbolic constant must be defined and >= 0 for the
4110 corresponding facility to be present at compile-time.
4111 * gthr-posix.c: Likewise.
4113 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4115 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4116 * config/mips/mips.md (D): New mode attribute.
4117 (mulsi3, muldi3): Merge it into ...
4118 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4119 (muldi3_mul3): New pattern.
4120 (mulsi3_mult3): Rename to mulsi3_mul3.
4122 2008-08-28 Jan Hubicka <jh@suse.cz>
4124 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4126 * predict.c (always_optimize_for_size_p): Rename to ...
4127 (optimize_function_for_size): ... this one; make extern.
4128 (optimize_function_for_speed_p): New.
4129 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4130 optimize_edge_for_size_p,optimize_edge_for_size_p,
4131 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4132 * basic-block.h (optimize_function_for_size_p,
4133 optimize_function_for_speed_p): Declare.
4134 * i386.md (optimize_size checks): Replace them by appropriate
4136 (standard_80387_constant_p, ix86_compute_frame_layout,
4137 ix86_expand_epilogue, ix86_decompose_address,
4138 print_operand, emit_i387_cw_initialization,
4139 inline_memory_move_cost, ix86_pad_returns,
4140 ix86_reorg): Replace optimize_size checks.
4142 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4144 * rtl.h (simplify_subreg_regno): Declare.
4145 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4146 * simplify-rtx.c (simplify_subreg): ...here.
4147 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4148 subreg_offset_representable_p.
4150 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4153 * c-typeck.c (convert_for_assignment): Give a note describing what
4154 was passed and what was expected.
4156 2008-08-28 Joey Ye <joey.ye@intel.com>
4158 * doc/extend.texi: Document AVX built-in functions.
4159 * doc/invoke.texi: Document -mavx.
4161 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4162 Joey Ye <joey.ye@intel.com>
4163 Xuepeng Guo <xuepeng.guo@intel.com>
4165 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4167 * config/i386/cpuid.h (bit_FMA): New.
4168 (bit_XSAVE): Likewise.
4169 (bit_OSXSAVE): Likewise.
4170 (bit_AVX): Likewise.
4172 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4173 define. Use ASM_OUTPUT_AVX_PREFIX.
4175 * config/i386/gmmintrin.h: New.
4177 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4178 (OPTION_MASK_ISA_AVX_SET): New.
4179 (OPTION_MASK_ISA_FMA_SET): Likewise.
4180 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4181 (OPTION_MASK_ISA_FMA_SET): Likewise.
4182 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4183 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4184 (pta_flags): Add PTA_AVX and PTA_FMA.
4185 (override_options): Handle PTA_AVX and PTA_FMA.
4186 (init_cumulative_args): Handle warn_avx.
4187 (classify_argument): Return 0 for COImode and OImode. Return
4188 1 and X86_64_AVX_CLASS for 256bit vector types.
4189 (examine_argument): Handle X86_64_AVX_CLASS.
4190 (construct_container): Likewise.
4191 (function_arg_advance_32): Pass OImode and 256bit vector types
4193 (function_arg_advance_64): Take a new argument to indicate if a
4194 parameter is named. Handle 256bit vector types. Return
4195 immediately for unnamed 256bit vector mode parameters.
4196 (function_arg_advance): Updated.
4197 (function_arg_32): Add comments for TImode. Handle OImode
4198 and 256bit vector types.
4199 (function_arg_64): Take a new argument to indicate if a
4200 parameter is named. Handle 256bit vector types. Return NULL
4201 for unnamed 256bit vector mode parameters.
4202 (function_arg): Updated.
4203 (setup_incoming_varargs_64): Support
4204 AVX encoding for *sse_prologue_save_insn.
4205 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4206 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4207 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4208 enabled, otherwise return -3.
4209 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4211 (print_reg): Support AVX registers. Handle 'x' and 't'.
4212 Handle 'd' to duplicate the operand.
4213 (print_operand): Likewise. Also support AVX vector compare
4215 (output_387_binary_op): Support AVX.
4216 (output_fp_compare): Likewise.
4217 (ix86_expand_vector_move_misalign): Likewise.
4218 (ix86_attr_length_vex_default): New.
4219 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4220 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4221 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4222 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4223 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4224 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4225 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4226 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4227 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4228 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4229 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4230 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4231 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4232 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4233 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4234 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4235 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4236 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4237 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4238 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4239 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4240 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4241 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4242 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4243 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4244 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4245 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4246 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4247 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4248 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4249 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4250 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4251 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4252 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4253 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4254 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4255 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4256 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4257 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4258 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4259 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4260 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4261 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4262 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4263 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4264 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4265 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4266 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4267 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4268 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4269 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4270 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4271 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4272 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4273 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4274 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4275 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4276 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4277 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4278 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4279 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4280 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4281 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4282 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4283 and IX86_BUILTIN_MOVMSKPS256,
4284 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4285 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4286 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4287 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4288 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4289 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4290 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4291 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4292 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4293 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4294 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4295 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4296 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4297 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4298 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4299 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4300 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4301 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4302 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4303 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4304 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4305 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4306 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4307 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4308 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4309 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4310 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4311 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4312 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4313 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4314 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4315 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4316 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4317 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4318 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4319 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4320 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4321 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4322 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4323 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4324 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4325 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4326 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4327 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4328 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4329 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4330 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4331 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4332 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4333 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4334 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4335 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4336 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4337 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4338 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4339 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4340 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4341 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4343 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4344 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4345 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4346 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4347 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4348 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4349 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4350 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4351 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4352 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4353 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4354 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4355 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4356 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4357 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4358 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4359 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4360 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4361 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4362 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4363 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4364 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4365 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4366 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4367 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4368 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4369 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4370 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4371 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4372 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4373 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4374 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4375 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4376 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4377 IX86_BUILTIN_MOVMSKPS256.
4378 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4379 (ix86_expand_args_builtin): Likewise.
4380 (ix86_expand_special_args_builtin): Likewise.
4381 (ix86_hard_regno_mode_ok): Handle AVX modes.
4382 (ix86_expand_vector_init_duplicate): Likewise.
4383 (ix86_expand_vector_init_one_nonzero): Likewise.
4384 (ix86_expand_vector_init_one_var): Likewise.
4385 (ix86_expand_vector_init_concat): Likewise.
4386 (ix86_expand_vector_init_general): Likewise.
4387 (ix86_expand_vector_set): Likewise.
4388 (ix86_vector_mode_supported_p): Likewise.
4389 (x86_extended_reg_mentioned_p): Check INSN_P before using
4392 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4393 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4395 * config/i386/i386.h (TARGET_AVX): New.
4396 (TARGET_FMA): Likewise.
4397 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4398 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4399 (VALID_AVX256_REG_MODE): New.
4400 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4401 (AVX_FLOAT_MODE_P): Likewise.
4402 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4403 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4404 (AVX_VEC_FLOAT_MODE_P): Likewise.
4405 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4406 (ASM_OUTPUT_OPCODE): Likewise.
4407 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4409 (SSE_REG_MODE_P): Allow 256bit vector modes.
4410 (ix86_args): Add a warn_avx field.
4412 * config/i386/i386.md (UNSPEC_PCMP): New.
4413 (UNSPEC_VPERMIL): Likewise.
4414 (UNSPEC_VPERMIL2): Likewise.
4415 (UNSPEC_VPERMIL2F128): Likewise.
4416 (UNSPEC_MASKLOAD): Likewise.
4417 (UNSPEC_MASKSTORE): Likewise.
4418 (UNSPEC_CAST): Likewise.
4419 (UNSPEC_VTESTP): Likewise.
4420 (UNSPECV_VZEROALL): Likewise.
4421 (UNSPECV_VZEROUPPER): Likewise.
4422 (XMM0_REG): Likewise.
4423 (XMM1_REG): Likewise.
4424 (XMM2_REG): Likewise.
4425 (XMM3_REG): Likewise.
4426 (XMM4_REG): Likewise.
4427 (XMM5_REG): Likewise.
4428 (XMM6_REG): Likewise.
4429 (XMM8_REG): Likewise.
4430 (XMM9_REG): Likewise.
4431 (XMM10_REG): Likewise.
4432 (XMM11_REG): Likewise.
4433 (XMM12_REG): Likewise.
4434 (XMM13_REG): Likewise.
4435 (XMM14_REG): Likewise.
4436 (XMM15_REG): Likewise.
4438 (prefix_vex_imm8): Likewise.
4439 (prefix_vex_w): Likewise.
4440 (length_vex): Likewise.
4443 (*avx_ashlti3): Likewise.
4444 (*avx_lshrti3): Likewise.
4445 (*avx_setcc<mode>): Likewise.
4446 (*fop_<mode>_comm_mixed_avx): Likewise.
4447 (*fop_<mode>_comm_avx): Likewise.
4448 (*fop_<mode>_1_mixed_avx): Likewise.
4449 (*fop_<mode>_1_avx): Likewise.
4450 (*avx_<code><mode>3): Likewise.
4451 (*avx_ieee_smin<mode>3): Likewise.
4452 (*avx_ieee_smax<mode>3): Likewise.
4453 (mode): Add OI, V8SF and V4DF.
4454 (length): Support VEX prefix.
4455 (*cmpfp_i_mixed): Set prefix attribute.
4456 (*cmpfp_i_sse): Likewise.
4457 (*cmpfp_iu_mixed): Likewise.
4458 (*cmpfp_iu_sse): Likewise.
4459 (*movsi_1): Support AVX.
4460 (*movdi_2): Likewise.
4461 (*movdi_1_rex64): Likewise.
4462 (*movti_internal): Likewise.
4463 (*movti_rex64): Likewise.
4464 (*movsf_1): Likewise.
4465 (*movdf_nointeger): Likewise.
4466 (*movdf_integer_rex64): Likewise.
4467 (*movtf_internal): Likewise.
4468 (zero_extendsidi2_32): Likewise.
4469 (zero_extendsidi2_rex64): Likewise.
4470 (*extendsfdf2_mixed): Likewise.
4471 (*extendsfdf2_sse): Likewise.
4472 (*truncdfsf_fast_mixed): Likewise.
4473 (*truncdfsf_fast_sse): Likewise.
4474 (*truncdfsf_mixed): Likewise.
4475 (fix_trunc<mode>di_sse): Likewise.
4476 (fix_trunc<mode>si_sse): Likewise.
4477 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4478 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4479 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4480 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4481 (*rcpsf2_sse): Likewise.
4482 (*rsqrtsf2_sse): Likewise.
4483 (*sqrt<mode>2_sse): Likewise.
4484 (sse4_1_round<mode>2): Likewise.
4485 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4486 Support AVX. Set length attribute properly for AVX.
4488 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4489 (VECTOR_MODES (FLOAT, 32)): Likewise.
4490 (VECTOR_MODE (INT, DI, 8)): Likewise.
4491 (VECTOR_MODE (INT, HI, 32)): Likewise.
4492 (VECTOR_MODE (INT, QI, 64)): Likewise.
4493 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4494 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4495 (VECTOR_MODE (INT, DI, 4)): Removed.
4496 (VECTOR_MODE (INT, SI, 8)): Likewise.
4497 (VECTOR_MODE (INT, HI, 16)): Likewise.
4498 (VECTOR_MODE (INT, QI, 32)): Likewise.
4499 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4500 (INT_MODE (OI, 32)): Likewise.
4502 * config/i386/i386.opt (mavx): New.
4505 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4507 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4508 (*mov<mode>_internal_avx): New.
4509 (*movv2sf_internal_rex64_avx): Likewise.
4510 (*movv2sf_internal_avx): Likewise.
4512 * config/i386/predicates.md (const_4_to_5_operand): New.
4513 (const_6_to_7_operand): Likewise.
4514 (const_8_to_11_operand): Likewise.
4515 (const_12_to_15_operand): Likewise.
4516 (avx_comparison_float_operator): Likewise.
4518 * config/i386/sse.md (AVX256MODEI): New.
4519 (AVX256MODE): Likewise.
4520 (AVXMODEQI): Likewise.
4521 (AVXMODE): Likewise.
4522 (AVX256MODEF2P): Likewise.
4523 (AVX256MODE2P): Likewise.
4524 (AVX256MODE4P): Likewise.
4525 (AVX256MODE8P): Likewise.
4526 (AVXMODEF2P): Likewise.
4527 (AVXMODEF4P): Likewise.
4528 (AVXMODEDCVTDQ2PS): Likewise.
4529 (AVXMODEDCVTPS2DQ): Likewise.
4530 (avxvecmode): Likewise.
4531 (avxvecpsmode): Likewise.
4532 (avxhalfvecmode): Likewise.
4533 (avxscalarmode): Likewise.
4534 (avxcvtvecmode): Likewise.
4535 (avxpermvecmode): Likewise.
4536 (avxmodesuffixf2c): Likewise.
4537 (avxmodesuffixp): Likewise.
4538 (avxmodesuffixs): Likewise.
4539 (avxmodesuffix): Likewise.
4540 (vpermilbits): Likewise.
4541 (pinsrbits): Likewise.
4542 (mov<mode>): Likewise.
4543 (*mov<mode>_internal): Likewise.
4544 (push<mode>1): Likewise.
4545 (movmisalign<mode>): Likewise.
4546 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4547 (avx_movdqu<avxmodesuffix>): Likewise.
4548 (avx_lddqu<avxmodesuffix>): Likewise.
4549 (<plusminus_insn><mode>3): Likewise.
4550 (*avx_<plusminus_insn><mode>3): Likewise.
4551 (*avx_vm<plusminus_insn><mode>3): Likewise.
4552 (mul<mode>3): Likewise.
4553 (*avx_mul<mode>3): Likewise.
4554 (*avx_vmmul<mode>3): Likewise.
4555 (divv8sf3): Likewise.
4556 (divv4df3): Likewise.
4557 (avx_div<mode>3): Likewise.
4558 (*avx_div<mode>3): Likewise.
4559 (*avx_vmdiv<mode>3): Likewise.
4560 (avx_rcpv8sf2): Likewise.
4561 (*avx_vmrcpv4sf2): Likewise.
4562 (sqrtv8sf2): Likewise.
4563 (avx_sqrtv8sf2): Likewise.
4564 (*avx_vmsqrt<mode>2): Likewise.
4565 (rsqrtv8sf2): Likewise.
4566 (avx_rsqrtv8sf2): Likewise.
4567 (*avx_vmrsqrtv4sf2): Likewise.
4568 (<code><mode>3): Likewise.
4569 (*avx_<code><mode>3_finite): Likewise.
4570 (*avx_<code><mode>3): Likewise.
4571 (*avx_vm<code><mode>3): Likewise.
4572 (*avx_ieee_smin<mode>3): Likewise.
4573 (*avx_ieee_smax<mode>3): Likewise.
4574 (avx_addsubv8sf3): Likewise.
4575 (avx_addsubv4df3): Likewise.
4576 (*avx_addsubv4sf3): Likewise.
4577 (*avx_addsubv2df3): Likewise.
4578 (avx_h<plusminus_insn>v4df3): Likewise.
4579 (avx_h<plusminus_insn>v8sf3): Likewise.
4580 (*avx_h<plusminus_insn>v4sf3): Likewise.
4581 (*avx_h<plusminus_insn>v2df3): Likewise.
4582 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4583 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4584 (*avx_maskcmp<mode>3): Likewise.
4585 (avx_nand<mode>3): Likewise.
4586 (*avx_<code><mode>3): Likewise.
4587 (*avx_nand<mode>3): Likewise.
4588 (*avx_<code><mode>3): Likewise.
4589 (*avx_cvtsi2ss): Likewise.
4590 (*avx_cvtsi2ssq): Likewise.
4591 (*avx_cvtsi2sd): Likewise.
4592 (*avx_cvtsi2sdq): Likewise.
4593 (*avx_cvtsd2ss): Likewise.
4594 (avx_cvtss2sd): Likewise.
4595 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4596 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4597 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4598 (*avx_cvtsi2sd): Likewise.
4599 (*avx_cvtsi2sdq): Likewise.
4600 (avx_cvtdq2pd256): Likewise.
4601 (avx_cvtpd2dq256): Likewise.
4602 (avx_cvttpd2dq256): Likewise.
4603 (*avx_cvtsd2ss): Likewise.
4604 (*avx_cvtss2sd): Likewise.
4605 (avx_cvtpd2ps256): Likewise.
4606 (avx_cvtps2pd256): Likewise.
4607 (*avx_movhlps): Likewise.
4608 (*avx_movlhps): Likewise.
4609 (avx_unpckhps256): Likewise.
4610 (*avx_unpckhps): Likewise.
4611 (avx_unpcklps256): Likewise.
4612 (*avx_unpcklps): Likewise.
4613 (avx_movshdup256): Likewise.
4614 (avx_movsldup256): Likewise.
4615 (avx_shufps256): Likewise.
4616 (avx_shufps256_1): Likewise.
4617 (*avx_shufps_<mode>): Likewise.
4618 (*avx_loadhps): Likewise.
4619 (*avx_storelps): Likewise.
4620 (*avx_loadlps): Likewise.
4621 (*avx_movss): Likewise.
4622 (*vec_dupv4sf_avx): Likewise.
4623 (*vec_concatv2sf_avx): Likewise.
4624 (*vec_concatv4sf_avx): Likewise.
4625 (*vec_setv4sf_0_avx): Likewise.
4626 (*vec_setv4sf_avx): Likewise.
4627 (*avx_insertps): Likewise.
4628 (avx_vextractf128<mode>): Likewise.
4629 (vec_extract_lo_<mode>): Likewise.
4630 (vec_extract_hi_<mode>): Likewise.
4631 (vec_extract_lo_<mode>): Likewise.
4632 (vec_extract_hi_<mode>): Likewise.
4633 (vec_extract_lo_v16hi): Likewise.
4634 (vec_extract_hi_v16hi): Likewise.
4635 (vec_extract_lo_v32qi): Likewise.
4636 (vec_extract_hi_v32qi): Likewise.
4637 (avx_unpckhpd256): Likewise.
4638 (*avx_unpckhpd): Likewise.
4639 (avx_movddup256): Likewise.
4640 (*avx_movddup): Likewise.
4641 (avx_unpcklpd256): Likewise.
4642 (*avx_unpcklpd): Likewise.
4643 (avx_shufpd256): Likewise.
4644 (avx_shufpd256_1): Likewise.
4645 (*avx_punpckhqdq): Likewise.
4646 (*avx_punpcklqdq): Likewise.
4647 (*avx_shufpd_<mode>): Likewise.
4648 (*avx_storehpd): Likewise.
4649 (*avx_loadhpd): Likewise.
4650 (*avx_loadlpd): Likewise.
4651 (*avx_movsd): Likewise.
4652 (*vec_concatv2df_avx): Likewise.
4653 (*avx_<plusminus_insn><mode>3): Likewise.
4654 (*avx_<plusminus_insn><mode>3): Likewise.
4655 (*avx_mulv8hi3): Likewise.
4656 (*avxv8hi3_highpart): Likewise.
4657 (*avx_umulv8hi3_highpart): Likewise.
4658 (*avx_umulv2siv2di3): Likewise.
4659 (*avx_mulv2siv2di3): Likewise.
4660 (*avx_pmaddwd): Likewise.
4661 (*avx_mulv4si3): Likewise.
4662 (*avx_ashr<mode>3): Likewise.
4663 (*avx_lshr<mode>3): Likewise.
4664 (*avx_ashl<mode>3): Likewise.
4665 (*avx_<code><mode>3): Likewise.
4666 (*avx_eq<mode>3): Likewise.
4667 (*avx_gt<mode>3): Likewise.
4668 (*avx_nand<mode>3): Likewise.
4669 (*avx_nand<mode>3): Likewise.
4670 (*avx_<code><mode>3): Likewise.
4671 (*avx_<code><mode>3): Likewise.
4672 (*avx_packsswb): Likewise.
4673 (*avx_packssdw): Likewise.
4674 (*avx_packuswb): Likewise.
4675 (*avx_punpckhbw): Likewise.
4676 (*avx_punpcklbw): Likewise.
4677 (*avx_punpckhwd): Likewise.
4678 (*avx_punpcklwd): Likewise.
4679 (*avx_punpckhdq): Likewise.
4680 (*avx_punpckldq): Likewise.
4681 (*avx_pinsr<avxmodesuffixs>): Likewise.
4682 (*avx_pinsrq): Likewise.
4683 (*avx_loadld): Likewise.
4684 (*vec_extractv2di_1_rex64_avx): Likewise.
4685 (*vec_extractv2di_1_avx): Likewise.
4686 (*vec_dupv2di_avx): Likewise.
4687 (*vec_concatv2si_avx): Likewise.
4688 (*vec_concatv4si_1_avx): Likewise.
4689 (*vec_concatv2di_avx): Likewise.
4690 (*vec_concatv2di_rex64_avx): Likewise.
4691 (*avx_uavgv16qi3): Likewise.
4692 (*avx_uavgv8hi3): Likewise.
4693 (*avx_psadbw): Likewise.
4694 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4695 (*avx_phaddwv8hi3): Likewise.
4696 (*avx_phadddv4si3): Likewise.
4697 (*avx_phaddswv8hi3): Likewise.
4698 (*avx_phsubwv8hi3): Likewise.
4699 (*avx_phsubdv4si3): Likewise.
4700 (*avx_phsubswv8hi3): Likewise.
4701 (*avx_pmaddubsw128): Likewise.
4702 (*avx_pmulhrswv8hi3): Likewise.
4703 (*avx_pshufbv16qi3): Likewise.
4704 (*avx_psign<mode>3): Likewise.
4705 (*avx_palignrti): Likewise.
4706 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4707 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4708 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4709 (*avx_mpsadbw): Likewise.
4710 (*avx_packusdw): Likewise.
4711 (*avx_pblendvb): Likewise.
4712 (*avx_pblendw): Likewise.
4713 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4714 (avx_ptest256): Likewise.
4715 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4716 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4717 (*avx_aesenc): Likewise.
4718 (*avx_aesenclast): Likewise.
4719 (*avx_aesdec): Likewise.
4720 (*avx_aesdeclast): Likewise.
4721 (avx_vzeroupper): Likewise.
4722 (avx_vzeroupper_rex64): Likewise.
4723 (avx_vpermil<mode>): Likewise.
4724 (avx_vpermilvar<mode>3): Likewise.
4725 (avx_vpermil2<mode>3): Likewise.
4726 (avx_vperm2f128<mode>3): Likewise.
4727 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4728 (avx_vbroadcastss256): Likewise.
4729 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4730 (avx_vinsertf128<mode>): Likewise.
4731 (vec_set_lo_<mode>): Likewise.
4732 (vec_set_hi_<mode>): Likewise.
4733 (vec_set_lo_<mode>): Likewise.
4734 (vec_set_hi_<mode>): Likewise.
4735 (vec_set_lo_v16hi): Likewise.
4736 (vec_set_hi_v16hi): Likewise.
4737 (vec_set_lo_v32qi): Likewise.
4738 (vec_set_hi_v32qi): Likewise.
4739 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4740 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4741 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4742 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4743 (vec_init<mode>): Likewise.
4744 (*vec_concat<mode>_avx): Likewise.
4745 (blendbits): Support V8SF and V4DF.
4746 (sse2_movq128): Support AVX.
4747 (<sse>_movnt<mode>): Likewise.
4748 (sse2_movntv2di): Likewise.
4749 (sse_rcpv4sf2): Likewise.
4750 (sse_sqrtv4sf2): Likewise.
4751 (sse_rsqrtv4sf2): Likewise.
4752 (<sse>_comi): Likewise.
4753 (<sse>_ucomi): Likewise.
4754 (sse_cvtss2si): Likewise.
4755 (sse_cvtss2si_2): Likewise.
4756 (sse_cvtss2siq): Likewise.
4757 (sse_cvtss2siq_2): Likewise.
4758 (sse_cvttss2si): Likewise.
4759 (sse_cvttss2siq): Likewise.
4760 (sse2_cvtsd2si): Likewise.
4761 (sse2_cvtsd2si_2): Likewise.
4762 (sse2_cvtsd2siq): Likewise.
4763 (sse2_cvtsd2siq_2): Likewise.
4764 (sse2_cvttsd2si): Likewise.
4765 (sse2_cvttsd2siq): Likewise.
4766 (sse2_cvtdq2pd): Likewise.
4767 (*sse2_cvtpd2dq): Likewise.
4768 (*sse2_cvttpd2dq): Likewise.
4769 (*sse2_cvtpd2ps): Likewise.
4770 (sse2_cvtps2pd): Likewise.
4771 (sse3_movshdup): Likewise.
4772 (sse3_movsldup): Likewise.
4773 (sse_storehps): Likewise.
4774 (*sse4_1_extractps): Likewise.
4775 (sse2_storelpd): Likewise.
4776 (vec_dupv2df_sse3): Likewise.
4777 (*vec_concatv2df_sse3): Likewise.
4778 (*sse4_1_pextrb): Likewise.
4779 (*sse4_1_pextrb_memory): Likewise.
4780 (*sse2_pextrw): Likewise.
4781 (*sse4_1_pextrw_memory): Likewise.
4782 (*sse4_1_pextrd): Likewise.
4783 (*sse4_1_pextrq): Likewise.
4784 (sse2_pshufd_1): Likewise.
4785 (sse2_pshuflw_1): Likewise.
4786 (sse2_pshufhw_1): Likewise.
4787 (*sse2_storeq_rex64): Likewise.
4788 (*vec_dupv4si): Likewise.
4789 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4790 (sse2_pmovmskb): Likewise.
4791 (*sse2_maskmovdqu): Likewise.
4792 (*sse2_maskmovdqu_rex64): Likewise.
4793 (sse_ldmxcsr): Likewise.
4794 (sse_stmxcsr): Likewise.
4795 (abs<mode>2): Likewise.
4796 (sse4_1_movntdqa): Likewise.
4797 (sse4_1_phminposuw): Likewise.
4798 (sse4_1_extendv8qiv8hi2): Likewise.
4799 (*sse4_1_extendv8qiv8hi2): Likewise.
4800 (sse4_1_extendv4qiv4si2): Likewise.
4801 (*sse4_1_extendv4qiv4si2): Likewise.
4802 (sse4_1_extendv2qiv2di2): Likewise.
4803 (*sse4_1_extendv2qiv2di2): Likewise.
4804 (sse4_1_extendv4hiv4si2): Likewise.
4805 (*sse4_1_extendv4hiv4si2): Likewise.
4806 (sse4_1_extendv2hiv2di2): Likewise.
4807 (*sse4_1_extendv2hiv2di2): Likewise.
4808 (sse4_1_extendv2siv2di2): Likewise.
4809 (*sse4_1_extendv2siv2di2): Likewise.
4810 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4811 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4812 (sse4_1_zero_extendv4qiv4si2): Likewise.
4813 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4814 (sse4_1_zero_extendv2qiv2di2): Likewise.
4815 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4816 (sse4_1_zero_extendv4hiv4si2): Likewise.
4817 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4818 (sse4_1_zero_extendv2hiv2di2): Likewise.
4819 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4820 (sse4_1_zero_extendv2siv2di2): Likewise.
4821 (*sse4_1_zero_extendv2siv2di2): Likewise.
4822 (sse4_1_ptest): Likewise.
4823 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4824 (sse4_2_pcmpestri): Likewise.
4825 (sse4_2_pcmpestrm): Likewise.
4826 (sse4_2_pcmpistri): Likewise.
4827 (sse4_2_pcmpistrm): Likewise.
4829 (aeskeygenassist): Likewise.
4831 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4833 * config/i386/predicates.md (vzeroall_operation): New.
4835 * config/i386/sse.md (avx_vzeroall): New.
4836 (*avx_vzeroall): Likewise.
4838 2008-08-28 Paul Brook <paul@codesourcery.com>
4839 Mark Shinwell <shinwell@codesourcery.com>
4840 Richard Earnshaw <richard.earnshaw@arm.com>
4842 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4843 (TARGET_MIN_ANCHOR_OFFSET): New.
4844 (arm_override_options): Set correct anchor ranges for Thumb-1
4845 and Thumb-2 if required.
4846 (legitimize_pic_address): Handle case involving a TLS symbol
4847 reference with an addend.
4848 (arm_optimization_options): Enable section anchors at -O1 and
4850 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4851 * config/arm/arm-protos.h (arm_optimization_options): New.
4853 2008-08-28 Nick Clifton <nickc@redhat.com>
4855 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4856 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4859 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4860 * config/v850/v850.md (return): Remove frame size restriction.
4862 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4864 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4866 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4868 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4870 2008-08-28 Paul Brook <paul@codesourcery.com>
4872 * config/arm/vfp11.md: Update license notice.
4873 * config/arm/cortex-r4.md: Ditto.
4875 2008-08-28 Richard Guenther <rguenther@suse.de>
4877 PR tree-optimization/37207
4878 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4881 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4884 * tree.c (int_fits_type_p): Don't forget unsigned integers
4885 of type sizetype which higher end word equals -1.
4887 2008-08-28 Ira Rosen <irar@il.ibm.com>
4889 * target.h (struct vectorize): Add new target builtin.
4890 * tree-vectorizer.c (destroy_loop_vec_info): Call
4891 vect_free_slp_instance instead of vect_free_slp_node.
4892 * tree-vectorizer.h (enum slp_load_perm_type): New.
4893 (struct _slp_instance): Add new fields.
4894 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4895 (SLP_INSTANCE_LOADS): New.
4896 (vect_free_slp_tree): Remove.
4897 (vect_free_slp_instance): Declare.
4898 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4899 (vectorizable_load): Add argument.
4900 (vect_transform_slp_perm_load): New.
4901 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4903 (vect_get_place_in_interleaving_chain): New function.
4904 (vect_free_slp_tree): Make static.
4905 (vect_free_slp_instance): New function.
4906 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4907 collect the load location in the interleaving chain.
4908 (vect_supported_slp_permutation_p): New function.
4909 (vect_supported_load_permutation_p): Likewise.
4910 (vect_analyze_slp_instance): In case of loads permutation, call
4911 vect_supported_load_permutation_p to check that the permutation is
4913 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4914 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4915 (vect_create_mask_and_perm): New function.
4916 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4917 (vectorizable_load): Add an argument. Don't keep the created vectors
4918 statements in the node if permutation is required. Call
4919 vect_transform_slp_perm_load to generate the permutation.
4920 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4921 additional argument.
4922 (vect_schedule_slp_instance): In case of loads permutation, allocate
4923 vectorized statements structure for all the related SLP nodes. Call
4924 vect_transform_stmt with addditional argument.
4925 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4926 * config/spu/spu.c (spu_builtin_vec_perm): New.
4927 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4928 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4929 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4930 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4932 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4934 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4935 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4936 __gthread_cond_signal, __gthread_cond_timedwait,
4937 __gthread_cond_timedwait_recursive): New functions.
4938 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4940 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4943 2008-08-28 Richard Guenther <rguenther@suse.de>
4946 * fold-const.c (maybe_canonicalize_comparison_1): Require
4947 undefined overflow only for canonicalizing A +- CST cmp CST.
4948 Make sure to not generate new constants that are not inside
4949 their TYPE_MIN/MAX_VALUE range.
4950 (maybe_canonicalize_comparison): Remove undefined overflow
4952 (fold_binary): Remove now duplicate folding.
4954 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4956 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4957 use not updated in the last change.
4959 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4961 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4962 (IRA_COVER_CLASSES): Add FPUL_REGS.
4964 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4967 * c-common.c (conversion_warning): Check for null operands.
4969 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4972 * c-decl.c (check_for_loop_decls): Improve error message. Give
4975 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4978 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4979 (convert_for_assignment): Pass corrent OPT_W* parameter to
4980 WARN_FOR_ASSIGNMENT.
4982 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4985 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4987 2008-08-27 Paul Brook <paul@codesourcery.com>
4989 * config.gcc: Loosen checks for arm uclinux eabi targets.
4991 2008-08-27 Paul Brook <paul@codesourcery.com>
4993 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4995 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4997 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4999 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5000 the enumerators of an ENUMERAL_TYPE.
5001 * dbxout.c (dbxout_type): Ditto.
5003 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5006 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5007 (fwprop_addr): Check that the loop_father is not the outer loop.
5009 2008-08-26 Paul Brook <paul@codesourcery.com>
5011 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5012 Remove documentation entry for fmul type.
5013 Use fmuls to annotate single-precision multiplication patterns,
5014 fmuld to annotate double-precision multiplication patterns,
5015 fmacs to annotate single-precision multiply-accumulate patterns
5016 and fmacd to annotate double-precision multiply-accumulate patterns.
5017 * config/arm/vfp11.md: Update reservations accordingly.
5018 * config/arm/arm.md: Note that certain values of the "type"
5019 attribute are documented in vfp.md.
5020 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5021 (v10_cvt): Use new fmul types.
5023 2008-08-26 Paul Brook <paul@codesourcery.com>
5025 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5026 * config/arm/vfp11.md: ...here. New.
5027 * config/arm/arm.md: Include vfp11.md.
5029 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5031 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5032 parameter to inform call.
5034 2008-08-26 Jeff Law <law@redhat.com>
5036 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5037 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5038 preferred class when copying a constant into a partial word register.
5040 2008-08-26 Ben Elliston <bje@au.ibm.com>
5042 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5043 * cp/typeck.c: Likewise.
5044 * cp/tree.c: Likewise.
5045 * gimple-low.c: Likewise.
5048 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5050 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5051 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5053 * doc/passes.texi: Describe IRA.
5055 * doc/tm.texi (IRA_COVER_CLASSES,
5056 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5058 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5059 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5060 -fira-propagate-cost, -fno-ira-share-save-slots,
5061 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5063 * flags.h (ira_algorithm): New enumeration.
5064 (flag_ira_algorithm, flag_ira_verbose): New external variable
5067 * postreload.c (gate_handle_postreload): Don't do post reload
5068 optimizations unless the reload is completed.
5070 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5073 * tree-pass.h (pass_ira): New external variable declaration.
5075 * reload.h: Add 2008 to the Copyright.
5077 * cfgloopanal.c: Include params.h.
5078 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5081 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5083 * toplev.c (ira.h): New include.
5084 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5085 (backend_init_target): Call ira_init.
5086 (backend_init): Call ira_init_once.
5087 (finalize): Call finish_ira_once.
5089 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5090 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5093 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5094 may_move_out_cost): New external variable declarations.
5095 (move_table): New typedef.
5097 * caller-save.c: Include headers output.h and ira.h.
5098 (no_caller_save_reg_set): New global variable.
5099 (save_slots_num, save_slots): New variables.
5100 (reg_save_code, reg_restore_code, add_stored_regs): Add
5102 (init_caller_save): Set up no_caller_save_reg_set.
5103 (init_save_areas): Reset save_slots_num.
5104 (saved_hard_reg): New structure.
5105 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5106 (initiate_saved_hard_regs, new_saved_hard_reg,
5107 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5109 (setup_save_areas): Add code for sharing stack slots.
5110 (all_blocks): New variable.
5111 (save_call_clobbered_regs): Process pseudo-register too.
5112 (mark_set_regs): Process pseudo-register too.
5113 (insert_one_insn): Put the insn after bb note in a empty basic
5114 block. Add insn check.
5116 * global.c (eliminable_regset): Make it external.
5117 (mark_elimination): Use DF_LR_IN for IRA.
5118 (pseudo_for_reload_consideration_p): New.
5119 (build_insn_chain): Make it external. Don't ignore spilled
5120 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5121 (gate_handle_global_alloc): New function.
5122 (pass_global_alloc): Add the gate function.
5124 * opts.c (decode_options): Set up flag_ira. Print the warning for
5126 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5128 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5130 * regmove.c (regmove_optimize): Don't do replacement of output for
5133 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5134 New external variable declarations.
5136 * local-alloc.c (update_equiv_regs): Make it external. Return
5137 true if jump label rebuilding should be done. Rescan new_insn for
5139 (gate_handle_local_alloc): New function.
5140 (pass_local_alloc): Add the gate function.
5142 * alias.c (value_addr_p, stack_addr_p): New functions.
5143 (nonoverlapping_memrefs_p): Use them for IRA.
5145 * common.opt (fira, fira-algorithm, fira-coalesce,
5146 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5147 fira-verbose): New options.
5149 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5150 move_cost, may_move_in_cost, may_move_out_cost): Make the
5152 (move_table): Remove typedef.
5153 (init_move_cost): Make it external.
5154 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5157 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5158 setup_reg_classes): New function prototypes.
5159 (eliminable_regset): New external variable declaration.
5160 (build_insn_chain, update_equiv_regs): New function prototypes.
5162 * Makefile.in (IRA_INT_H): New definition.
5163 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5164 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5165 (reload1.o, toplev.o): Add dependence on ira.h.
5166 (cfgloopanal.o): Add PARAMS_H.
5167 (caller-save.o): Add dependence on output.h and ira.h.
5168 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5169 ira-emit.o, ira-lives.o): New entries.
5171 * passes.c (pass_ira): New pass.
5173 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5175 * reload1.c (ira.h): Include the header.
5176 (changed_allocation_pseudos): New bitmap.
5177 (init_reload): Initiate the bitmap.
5178 (compute_use_by_pseudos): Permits spilled registers in FROM.
5179 (temp_pseudo_reg_arr): New variable.
5180 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5181 IRA. Call alter_reg with the additional parameter. Don't clear
5182 spilled_pseudos for IRA. Restore original insn chain for IRA.
5183 Clear changed_allocation_pseudos at the end of reload.
5184 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5185 (hard_regno_to_pseudo_regno): New variable.
5186 (count_pseudo): Check spilled pseudos. Set up
5187 hard_regno_to_pseudo_regno.
5188 (count_spilled_pseudo): Check spilled pseudos. Update
5189 hard_regno_to_pseudo_regno.
5190 (find_reg): Use better_spill_reload_regno_p. Check
5191 hard_regno_to_pseudo_regno.
5192 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5194 (eliminate_regs_1): Use additional parameter for alter_reg.
5195 (finish_spills): Set up pseudo_previous_regs only for spilled
5196 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5197 more arguments. Don't clear live_throughout and dead_or_set for
5198 spilled pseudos. Use additional parameter for alter_reg. Call
5199 mark_allocation_change. Set up changed_allocation_pseudos.
5200 Remove sanity check.
5201 (emit_input_reload_insns, delete_output_reload): Use additional
5202 parameter for alter_reg. Call mark_allocation_change.
5203 (substitute, gen_reload_chain_without_interm_reg_p): New
5205 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5207 * testsuite/gcc.dg/20080410-1.c: New file.
5209 * config/s390/s390.h (IRA_COVER_CLASSES,
5210 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5212 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5214 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5216 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5218 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5220 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5222 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5224 2008-08-24 Jeff Law <law@redhat.com>
5225 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5226 when ignoring unavailable registers.
5228 2008-08-24 Jeff Law <law@redhat.com>
5229 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5230 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5231 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5232 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5234 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5235 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5237 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5238 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5239 * reload1.c (find_reg): Process registers in register allocation order.
5241 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5242 * toplev.c (backend_init_target): Move ira_init call from
5244 (lang_dependent_init_target): ...to here.
5246 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5247 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5248 calculate memory move costs for NO_REGS.
5250 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5251 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5252 STACK_REGS is defined.
5254 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5255 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5257 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5258 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5260 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5261 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5262 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5265 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5266 Dorit Nuzman <dorit@il.ibm.com>
5268 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5269 vec_extract_evenv4sf, vec_extract_evenv8hi,
5270 vec_extract_evenv16qi, vec_extract_oddv4si,
5271 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5272 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5273 vec_interleave_highv4si, vec_interleave_lowv4si,
5274 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5275 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5276 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5278 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5281 * config/rs6000/rs6000.c (optimization_options): Don't default to
5282 section anchors without toplevel reorder.
5284 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5286 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5287 (mfc_end_critical_section): Likewise.
5289 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5291 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5292 all type qualifiers from element type to vector type.
5294 2008-08-25 David Daney <ddaney@avtrex.com>
5296 * config/mips/mips.md (immediate_insn): Move up in file, fix
5297 comment typo, reformat.
5298 (fetchop_bit, atomic_hiqi_op memory_barrier,
5299 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5300 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5301 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5302 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5303 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5304 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5305 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5306 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5307 sync_old_nand<mode>, sync_new_nand<mode>,
5308 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5309 test_and_set_12): Moved to sync.md.
5311 * config/mips/sync.md: New file.
5313 2008-08-25 Richard Henderson <rth@redhat.com>
5315 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5316 (regsave): Likewise.
5317 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5318 (output_cfi_directive): Likewise.
5319 (div_data_align): New.
5320 (output_cfi): Use it.
5322 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5324 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5325 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5326 (TARGET_OCTEON): New macro.
5327 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5328 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5329 (ISA_HAS_POP): New macro.
5330 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5332 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5334 * config/mips/mips.md (cpu): Add octeon.
5335 (type): Add pop attribute value.
5336 (popcount<mode>2): New pattern.
5337 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5339 2008-08-24 Jan Hubicka <jh@suse.cz>
5341 * doc/invoke.texi (-fipa-cp-clone): New option.
5342 (-fipa-cp): Update docs.
5343 (--param ipcp-unit-growth):New.
5344 * ipa-cp.c: Include fibheap.h, params.h
5345 (ipcp_initialize_node_lattices): When not cloning, all externally
5346 visible functions are bottom.
5347 (ipcp_need_redirect_p): Accept clones.
5348 (ipcp_insert_stage): Use cost driven heuristics.
5349 (max_count, dead_nodes): New static vars.
5350 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5351 ipcp_const_param_count): New functions.
5352 * common.opt (ipa-cp-clone): New command line option.
5353 * params.def (ipcp-unit-growth): New.
5355 2008-08-24 Jan Hubicka <jh@suse.cz>
5357 * tree-inline.c (tree_function_versioning): Look harder
5358 for referenced vars.
5360 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5362 PR tree-optimization/37185
5363 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5365 2008-08-23 Jan Hubicka <jh@suse.cz>
5367 * ipa-cp.c (ipcp_analyze_node): New function.
5368 (ipcp_update_cloned_node): Use it.
5369 (ipcp_init_stage): Likewise.
5370 * ipa-inline.c (function_insertion_hook_holder): New static var.
5371 (analyze_function): Break out from ....
5372 (inline_generate_summary): Here; register insertion hook.
5373 (cgraph_decide_inlining): Remove hook.
5374 (add_new_function): New function.
5376 2008-08-23 Jan Hubicka <jh@suse.cz>
5378 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5380 2008-08-23 Jan Hubicka <jh@suse.cz>
5382 * ipa-cp.c (constant_val_insert): Remove.
5383 (ipcp_propagate_one_const): Remove.
5384 (ipcp_create_replace_map): Always insert replacements to the map.
5385 (ipcp_insert_stage): Do not try to insert statements by hand.
5386 * tree-inline.c (insert_init_stmt): Break out from ...
5387 (setup_one_parameter): ... here; allow NULL BB pointer.
5388 (tree_function_versioning): Use setup_one_parameter to process
5391 2008-08-23 Jan Hubicka <jh@suse.cz>
5393 * tree.c (decl_address_ip_invariant_p): New function.
5394 * tree.h (decl_address_ip_invariant_p): Declare.
5395 * gimple.c (strip_invariant_refs): Break out from ...
5396 (is_gimple_invariant_address): ... here
5397 (is_gimple_ip_invariant_address): New function.
5398 (is_gimple_ip_invariant): New function.
5399 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5402 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5403 (ipcp_lat_is_insertable): All constants are insertable.
5404 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5405 IPA_CONST_VALUE_REF.
5406 (ipcp_initialize_node_lattices): Propagate all types of operands.
5407 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5408 (ipcp_create_replace_map): Reformat.
5409 (ipcp_need_redirect_p): Simplify.
5410 (ipcp_insert_stage): Check that argument is used before clonning.
5411 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5413 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5414 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5415 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5416 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5417 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5418 * tree-inline.c (tree_function_versioning): Add variables referenced
5421 2008-08-23 Jan Hubicka <jh@suse.cz>
5424 * i386.c (standard_80387_constant_p): Use optimize_size.
5426 2008-08-23 Ira Rosen <irar@il.ibm.com>
5428 PR tree-optimization/37161
5429 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5430 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5431 (vect_determine_vectorization_factor): Move the scalar type
5432 retrieval to vect_get_smallest_scalar_type.
5433 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5434 scalar type. Remove redundant computation.
5435 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5436 (vect_get_slp_defs): Take the type of RHS into account if
5437 necessary by calling vect_get_smallest_scalar_type. Call
5438 vect_get_constant_vectors with additional argument.
5440 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5443 * doc/invoke.texi (Wwrite-strings): Clarify description.
5445 2008-08-23 Ira Rosen <irar@il.ibm.com>
5447 PR tree-optimization/37174
5448 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5449 def stmt is a part of the loop before accessing its stmt_vec_info.
5451 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5454 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5455 (*swap): New insn pattern.
5456 (*ashlqi3): Rename from ashlqi3 insn pattern.
5457 (ashlqi3): New expanders.
5458 (*lshrqi3): Rename from lshrqi3 insn pattern.
5459 (lshrqi3): New expanders.
5460 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5461 lshrqi3_const5, lshrqi3_const6): New splitters.
5462 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5463 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5466 2008-08-22 Richard Guenther <rguenther@suse.de>
5468 PR tree-optimization/37078
5469 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5470 [+INF, +INF] ranges.
5472 2008-08-22 Richard Guenther <rguenther@suse.de>
5474 PR tree-optimization/37143
5475 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5476 a conversion statement instead of a copy.
5478 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5481 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5482 CCCmode, CCOmode and CCSmode destination modes.
5485 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5486 from different units in a single alternative.
5487 (*vec_extractv2sf_1): Ditto.
5488 (*vec_extractv2si_0): Ditto.
5489 (*vec_extractv2si_1): Ditto.
5490 * config/i386/sse.md (sse2_storehpd): Ditto.
5491 (sse2_storelpd): Ditto.
5492 (sse2_loadhpd): Ditto.
5493 (sse2_loadlpd): Ditto.
5496 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5497 (popcountsi2): Ditto.
5498 (clzdi2_abm): Ditto.
5499 (popcountdi2): Ditto.
5500 (clzhi2_abm): Ditto.
5501 (popcounthi2): Ditto.
5503 2008-08-22 Richard Guenther <rguenther@suse.de>
5507 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5508 if the multiplication does not overflow.
5510 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5512 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5514 2008-08-21 Richard Henderson <rth@redhat.com>
5516 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5517 spurrious comma from test.
5518 * configure: Rebuild.
5520 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5523 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5526 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5528 * c-tree.h (grokfield): New argument.
5529 * c-decl.c (grokfield): Handle new location argument.
5530 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5532 2008-08-21 Richard Guenther <rguenther@suse.de>
5534 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5536 2008-08-21 Jan Hubicka <jh@suse.cz>
5538 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5539 (cgraph_add_function_insertion_hook,
5540 cgraph_remove_function_insertion_hook,
5541 cgraph_call_function_insertion_hooks): New functions.
5542 * cgraph.h (cgraph_add_function_insertion_hook,
5543 cgraph_remove_function_insertion_hook,
5544 cgraph_call_function_insertion_hooks): Declare.
5545 * ipa-reference.c (function_insertion_hook_holder): New variable.
5546 (check_operand, look_for_address_of): When checking late, do not care
5547 about module bitmaps.
5548 (add_new_function): New function.
5549 (generate_summary): Register hooks; zero module bitmaps.
5550 (propagate): Unregister hooks.
5551 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5552 (add_new_function): New function.
5553 (generate_summary): Register hook.
5554 (propagate): Remove hook.
5556 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5558 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5559 * ipa-cp.c (ipcp_update_cloned_node): New function.
5560 (build_const_val): Handle functions correctly; bring type logic
5561 into sync with tree-inline.c
5562 (ipcp_init_stage): Take care of computing stuff needed by
5563 indirect inlining; update clones.
5564 (ipcp_generate_summary): Break out of ipcp_driver.
5565 (ipcp_driver): Do only execution and transformation.
5566 (pass_ipa_cp): Make IPA_PASS.
5567 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5569 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5570 ipcp, some info is already available.
5571 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5572 * tree-inline.c (remap_ssa_name): Unshare expression.
5574 2008-08-21 Richard Guenther <rguenther@suse.de>
5576 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5577 a PHI ask VN if it is already available.
5578 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5579 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5581 2008-08-21 Richard Guenther <rguenther@suse.de>
5584 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5585 makes sure to produce a result of the correct type.
5587 2008-08-21 Jan Hubicka <jh@suse.cz>
5588 Backport from LTO branch:
5590 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5591 Jan Hubicka <jh@suse.cz>
5594 (init_state, finish_state, set_function_state, generate_summary):
5596 (scan_stmt): Renamed from scan_function. Changed to keep state in
5597 local static vars rather than cgraph aux field.
5598 (propagate): Renamed from static_execute. Changed to keep state in
5599 local static vars rather than cgraph aux field.
5600 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5601 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5603 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5605 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5606 * ipa-reference.c (init_function_info, generate_summary,
5607 propagate): New functions.
5608 (analyze_function): Call init_function_info.
5609 (static_execute): Stripped into generate_summary and propagate.
5610 (pass_ipa_reference): Made into ipa_opt_pass.
5612 2008-08-21 Richard Guenther <rguenther@suse.de>
5614 PR tree-optimization/37181
5615 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5617 (extract_range_from_unary_expr): Likewise.
5619 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5621 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5623 * toplev.h (pedwarn_at): Likewise.
5624 * builtins.c: Update all calls to pedwarn.
5625 * c-lex.c: Likewise.
5626 * toplev.c: Likewise.
5627 * c-tree.h: Likewise.
5628 * c-decl.c: Likewise.
5629 * c-errors.c: Likewise.
5630 * c-typeck.c: Likewise.
5631 * c-common.c: Likewise.
5632 * c-parser.c: Likewise.
5634 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5637 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5638 with MODE_VECTOR_INT mode.
5640 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5643 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5644 initialized outside the current module.
5645 (warn_uninitialized_var): Ignore left-hand side when walking the
5646 trees. Ignore address expressions. Examine VUSE operands in gimple
5647 statements with a variable declaration on the right-hand side.
5649 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5652 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5654 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5657 * c-common.c (conversion_warning): Do not warn if applying bit-and
5658 operator to unsigned constant that fits in the target type.
5660 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5663 * c-common.c (conversion_warning): Do not warn for artificial
5666 2008-08-20 Richard Guenther <rguenther@suse.de>
5668 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5669 (extract_range_from_binary_expr): Fall back to constant propagation.
5670 (extract_range_from_unary_expr): Likewise.
5672 2008-08-20 Richard Guenther <rguenther@suse.de>
5674 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5675 with TREE_THIS_VOLATILE on shared nodes.
5676 (fold_stmt_r): Likewise.
5678 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5681 * c-parser.c (c_parser_attributes): For keywords use canonical
5682 spelling for attr_name.
5684 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5686 * value-prof.c (check_counter): Revert wrong call to error.
5688 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5690 * profile.c: Update calls to inform.
5691 * value-prof.c: Update calls to inform.
5693 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5695 * diagnostic.c (inform): Add an explicit location_t parameter.
5696 * toplev.h (inform): Update declaration.
5697 * builtins.c: Update all calls to inform.
5698 * c-common.c: Likewise.
5699 * c-decl.c: Likewise.
5700 * c-opts.c: Likewise.
5701 * c-pch.c: Likewise.
5702 * c-pragma.c: Likewise.
5703 * c-typeck.c: Likewise.
5704 * coverage.c: Likewise.
5706 * toplev.c: Likewise.
5707 * tree-cfg.c: Likewise.
5708 * tree-ssa.c: Likewise.
5710 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5713 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5714 V2DI mode, for SSE4.1, use movq instead of vector set if the
5715 second element is zero and inter-unit moves are OK.
5717 2008-08-20 Richard Guenther <rguenther@suse.de>
5719 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5720 properly handle conversion/copy chains after tuplification.
5722 2008-08-20 Richard Guenther <rguenther@suse.de>
5724 * passes.c (init_optimization_passes): Move the second
5725 forwprop pass before alias computation. Remove the second
5726 DCE pass. Remove the first dominator and phi copy/const
5729 2008-08-20 Nick Clifton <nickc@redhat.com>
5731 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5732 support of this feature. Do not assume that a sufficiently new
5733 assembler will support the feature regardless of the target type.
5734 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5735 * configure: Regenerate.
5737 2008-08-20 Richard Guenther <rguenther@suse.de>
5739 * tree-vrp.c (found_in_subgraph): Remove.
5740 (live): New global static.
5741 (live_on_edge): New function.
5742 (blocks_visited): Remove.
5743 (register_edge_assert_for_2): Use live_on_edge.
5744 (find_conditional_asserts): Remove code dealing with
5745 found_in_subgraph. Do not walk the CFG.
5746 (find_switch_asserts): Likewise.
5747 (find_assert_locations_1): Renamed from find_assert_locations.
5748 Move finding assert locations for conditional and switch
5749 statements first. Update live bitmap. Do not walk the CFG.
5750 (find_assert_locations): New function.
5751 (insert_range_assertions): Remove entry of CFG walk.
5752 Adjust call to find_assert_locations.
5753 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5754 that only can appear because of fake exit edges but assert we
5755 never try to insert on those.
5756 (fini_pre): Do not remove fake exit edges here...
5757 (execute_pre): ...but here, before committing edge inserts.
5759 2008-08-19 Richard Guenther <rguenther@suse.de>
5761 * passes.c (init_optimization_passes): Exchange store-ccp
5764 2008-08-19 Rafael EspÃndola <espindola@google.com>
5766 * varasm.c (weak_decls): Move earlier in the file.
5767 (assemble_external): Add weak decls to the weak_decls list.
5768 (declare_weak): Don't add decls to the weak_decls list.
5770 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5773 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5774 before (sse2_shufpd_<mode>).
5776 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5779 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5780 * tree.c (block_nonartificial_location): Likewise.
5782 2008-08-19 Richard Guenther <rguenther@suse.de>
5784 PR tree-optimization/35972
5785 PR tree-optimization/23094
5786 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5788 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5789 handle MISALIGNED_INDIRECT_REF.
5790 (get_ref_from_reference_ops): New helper.
5791 (vn_reference_lookup_pieces): Walk the use-def chain using the
5792 alias-oracle if requested.
5793 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5794 walking the use-def chain.
5795 (compute_avail): But not here.
5796 (create_component_ref_by_pieces_1): Properly handle
5797 MISALIGNED_INDIRECT_REF.
5798 (do_regular_insertion): Handle fully redundant
5799 expressions after PHI-translation also for SSA_NAME values, not
5800 only constants. Correctly use edoubleprime for that.
5802 2008-08-19 Ira Rosen <irar@il.ibm.com>
5804 * tree-vectorizer.c (supportable_widening_operation): Support
5805 multi-step conversion, return the number of steps in such conversion
5806 and the required intermediate types.
5807 (supportable_narrowing_operation): Likewise.
5808 * tree-vectorizer.h (vect_pow2): New function.
5809 (supportable_widening_operation): Change argument types.
5810 (supportable_narrowing_operation): Likewise.
5811 (vectorizable_type_promotion): Add an argument.
5812 (vectorizable_type_demotion): Likewise.
5813 * tree-vect-analyze.c (vect_analyze_operations): Call
5814 vectorizable_type_promotion and vectorizable_type_demotion with
5815 additional argument.
5816 (vect_get_and_check_slp_defs): Detect patterns.
5817 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5819 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5820 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5821 factor according to the smallest type in the loop.
5822 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5823 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5824 supportable_widening_operation with correct arguments.
5825 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5826 operands lists according to the number of vector statements in left
5827 or right node, if exists.
5828 (vect_gen_widened_results_half): Remove unused argument.
5829 (vectorizable_conversion): Call supportable_widening_operation,
5830 supportable_narrowing_operation, and vect_gen_widened_results_half
5831 with correct arguments.
5832 (vectorizable_assignment): Change documentation, support multiple
5834 (vectorizable_operation): Likewise.
5835 (vect_get_loop_based_defs): New function.
5836 (vect_create_vectorized_demotion_stmts): Likewise.
5837 (vectorizable_type_demotion): Support loop-aware SLP and general
5838 multi-step conversion. Call vect_get_loop_based_defs and
5839 vect_create_vectorized_demotion_stmts for transformation.
5840 (vect_create_vectorized_promotion_stmts): New function.
5841 (vectorizable_type_promotion): Support loop-aware SLP and general
5842 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5844 (vectorizable_store): Change documentation, support multiple
5846 (vectorizable_load): Likewise.
5847 (vect_transform_stmt): Pass SLP_NODE to
5848 vectorizable_type_promotion and vectorizable_type_demotion.
5849 (vect_schedule_slp_instance): Move here the calculation of number
5850 of vectorized statements for each node from...
5851 (vect_schedule_slp): ... here.
5852 (vect_transform_loop): Call vect_schedule_slp without the last
5855 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5858 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5859 to == in assert statement.
5860 (vectorizable_reduction): Fix typo.
5862 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5865 * value-prof.c (check_counter): Dereference pointer to overall
5866 count when printing it.
5868 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5870 * profile.h: Really add it.
5872 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5874 * mcf.c: Really add it.
5876 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5877 Vinodha Ramasamy <vinodha@google.com>
5879 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5881 * value-prof.c (check_counter): Fix the counter if
5882 flag_profile_correction is true.
5883 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5884 tree_mod_subtract_transform):
5885 Follow check_counter parameter change.
5886 * common.opt (fprofile-correction): New option.
5888 * profile.h: Likewise.
5889 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5890 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5891 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5893 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5894 flag_profile_correction is set.
5896 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5898 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5900 2008-08-18 Tomas Bily <tbily@suse.cz>
5902 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5903 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5905 * tree-data-ref.c (split_constant_offset_1): Likewise.
5906 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5907 * tree-sra.c (sra_walk_expr): Likewise.
5908 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5909 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5910 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5911 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5913 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5914 * tree-vect-transform.c (vectorizable_type_demotion)
5915 (vectorizable_type_promotion): Likewise.
5916 * tree-inline.c (expand_call_inline):
5917 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5918 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5919 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5920 * expr.c (expand_expr_real_1): Likewise.
5921 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5922 (gimple_assign_unary_useless_conversion_p): Likewise.
5923 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5924 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5925 * fold-const.c (fold_unary): Likewise.
5926 * tree.h (CONVERT_EXPR_P): Likewise.
5927 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5928 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5930 (register_edge_assert_for_2, extract_range_from_unary_expr)
5931 (register_edge_assert_for_1): Likewise.
5933 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5935 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5936 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5937 (enum real_value_const): Delete.
5938 (get_real_const): Delete.
5939 * real.c (get_real_const): Delete.
5940 (dconst_e_ptr): Define.
5941 (dconst_third_ptr): Define.
5942 (dconst_sqrt2_ptr): Define.
5943 * builtins.c: Update all callers.
5945 2008-08-18 Richard Guenther <rguenther@suse.de>
5947 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5948 statement iterator after statement removal.
5950 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5952 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5953 (detect_processor_freebsd): Likewise.
5954 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5956 2008-08-18 Richard Guenther <rguenther@suse.de>
5958 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5959 and loads have the correct types.
5961 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5964 * c-opts.c (cpp_opts): Remove static.
5965 * c-parser.c (cpp_opts): Declare it extern.
5966 (disable_extension_diagnostics): Handle cpp options.
5967 (enable_extension_diagnostics): Likewise.
5969 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5971 * diagnostics.c (permerror_at): Rename as permerror.
5972 (permerror): Delete.
5973 * toplev.h: Likewise.
5975 2008-08-18 Richard Guenther <rguenther@suse.de>
5977 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5978 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5979 Move call_cdce before build_alias. Move copyrename2,
5980 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5981 right after final inlining.
5982 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5983 (pass_build_cfg): But instead via TODO_dump_func.
5985 2008-08-18 Richard Guenther <rguenther@suse.de>
5987 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5989 (scalarize_init): If we failed to generate some initializers
5990 do not generate zeros for not instantiated members. Instead
5991 rely on the copy out.
5992 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5993 about missing flow-sensitive alias info only if we have
5996 2008-08-17 Nick Clifton <nickc@redhat.com>
5998 * doc/extend.texi (Function Attributes): Fix typo in description
5999 if hot function attribute.
6001 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6002 Richard Sandiford <rdsandiford@googlemail.com>
6004 * doc/install.texi (--with-mips-plt): Document.
6005 * doc/invoke.texi (-mplt, -mno-plt): Document.
6006 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6007 and handle ${with_mips_plt}.
6008 * config/mips/mips.opt (mplt): New option.
6009 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6010 (TARGET_ABICALLS_PIC2): Likewise.
6011 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6012 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6013 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6014 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6015 to decide whether to output ".option picX" directives.
6016 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6017 Pass -call_nonpic rather than -KPIC for -mplt.
6018 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6019 on the command line. Also remove it when -mabi=64 is used without
6021 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6022 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6023 TARGET_ABICALLS_PIC0.
6024 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6026 (mips16_build_function_stub): Only output ".option pic" directives
6027 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6028 (mips16_build_call_stub): Fix comment and remove redundant
6029 ".set at"/"set .noat" directives.
6030 (mips_function_rodata_section): Use the default behaviour for
6031 TARGET_ABSOLUTE_ABICALLS.
6032 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6033 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6034 (mips_restore_gp): Do nothing if the current function doesn't use
6036 (mips_expand_prologue): Only save $gp if the current function uses it.
6037 Use a normal move for TARGET_ABICALLS_PIC0.
6038 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6040 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6042 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6043 of function when handling GLOBAL_POINTER_REGNUM.
6045 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6048 * common.opt (-fstack-check): Do not declare the variable here.
6049 (-fstack-check=): New option variant.
6050 * doc/invoke.texi (Code Gen Options): Document it.
6051 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6052 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6053 (STACK_CHECK_STATIC_BUILTIN): New macro.
6054 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6055 * opts.c: Include expr.h.
6056 (common_handle_option) <OPT_fold_stack_check_>: New case.
6057 <OPT_fstack_check>: Likewise.
6058 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6059 consistently in the test for variable-sized types. Adjust for
6060 new behaviour of flag_stack_check.
6061 * explow.c: Include except.h.
6062 (allocate_dynamic_stack_space): Do not take into account
6063 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6064 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6065 for variable-sized parameters. Treat all parameters whose size is
6066 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6067 stack checking is enabled.
6068 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6069 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6070 if generic stack checking is enabled.
6071 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6072 * reload1.c (reload): Likewise.
6073 * stmt.c (expand_decl): Assert that all automatic variables have
6074 fixed size at this point and remove dead code.
6075 * flags.h (stack_check_type): New enumeration type.
6076 (flag_stack_check): Declare.
6077 * toplev.c (flag_stack_check): New global variable.
6078 * Makefile.in (opts.o): Add dependency on EXPR_H.
6079 (explow.o): Add dependency on except.h.
6081 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6083 * config/avr/avr.c (avr_override_options): Reduce value of
6084 PARAM_INLINE_CALL_COST.
6086 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6088 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6089 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6090 lieu of TYPE_MODE (type) throughout.
6092 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6094 * config/arm/arm.c (add_minipool_backward_ref): Check for
6095 8-byte-aligned entries in second case of forcing insertion after a
6096 particular entry. Change third case to avoid inserting
6097 non-8-byte-aligned entries before 8-byte-aligned ones.
6099 2008-08-15 Richard Guenther <rguenther@suse.de>
6101 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6102 strip components for unknown size accesses.
6104 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6106 * config/s390/2097.md New file.
6107 * config/s390/s390.md ("z10prop" attribute): Define none,
6108 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6109 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6110 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6111 possible values and apply them to insns as appropriate.
6112 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6113 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6114 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6115 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6116 ("bfp" mode attribute): Removed. Every occurence replaced
6118 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6119 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6122 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6125 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6128 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6130 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6131 additional argument. Support reduction when duplication is needed due
6132 to data-types of different sizes in the loop.
6133 (get_initial_def_for_induction): Fix printout.
6134 (vect_get_vec_def_for_stmt_copy): Support case where the
6135 vec_stmt_for_operand is a phi node.
6136 (vectorizable_reduction): Support reduction when duplication is needed
6137 due to data-types of different sizes in the loop.
6138 (vectorizable_call): Remove restriction to not vectorize in case we
6139 have data-types of different sizes in the loop.
6140 (vectorizable_conversion): Likewise.
6141 (vectorizable_operation): Likewise.
6142 (vectorizable_type_demotion): Likewise.
6143 (vectorizable_type_promotion): Likewise.
6144 (vectorizable_induction): Add restriction to not vectorize in case
6145 we have data-types of different sizes in the loop.
6147 2008-08-14 Christophe Saout <christophe@saout.de>
6148 Uros Bizjak <ubizjak@gmail.com>
6151 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6152 (*vec_concatv2di_rex64_sse4_1): Ditto.
6153 (*vec_concatv2di_rex64_sse): Ditto.
6155 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6158 * fold-const.c (fold_widened_comparison): Do not allow
6159 sign changes that change the result even if shorter type
6160 is wider than arg1_unw's type.
6162 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6164 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6165 Skip if the multilib testing specifies -march that does not
6166 agree with the one specified in the testcase.
6168 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6170 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6171 zero extend SImode values being converted to TFmode before passing
6174 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6176 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6177 __PPU__ when targeting the Cell/B.E. PPU processor.
6179 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6181 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6182 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6183 Rematerialize the static chain, if any.
6184 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6187 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6189 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6190 (new_loc_descr): Likewise.
6191 (add_loc_descr): Likewise.
6192 (size_of_loc_descr): Likewise.
6193 (size_of_locs): Likewise.
6194 (output_loc_operands): Likewise.
6195 (output_loc_sequence): Likewise.
6196 (new_reg_loc_descr): New.
6197 (build_cfa_loc): Use it.
6198 (build_cfa_aligned_loc): Likewise.
6199 (one_reg_loc_descriptor): Likewise.
6200 (based_loc_descr): Likewise.
6202 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6205 * doc/invoke.texi (Wmain): Update.
6206 * c-decl.c (start_decl): warn_main is only 0 or 1.
6207 (start_function): Likewise. Fix formatting.
6208 (finish_function): Delete redundant warning.
6209 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6210 * c-opts (c_common_handle_option): -Wall only has effect if
6211 warn_main is uninitialized. OPT_Wmain is automatically
6212 handled. -pedantic also enables Wmain.
6213 (c_common_post_options): Handle all logic for Wmain here.
6214 * c-common.c (warn_main): Delete.
6215 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6216 * c-common.h (warn_main): Delete.
6218 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6221 * expr.c (emit_group_store): Allocate stack temp with the
6222 largest alignment when copying from register to stack.
6224 2008-08-13 Richard Guenther <rguenther@suse.de>
6226 * tree.h (maybe_fold_offset_to_address): Declare.
6227 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6228 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6229 Likewise for POINTER_PLUS_EXPR.
6230 (maybe_fold_offset_to_reference): Enable disabled code.
6231 (maybe_fold_offset_to_address): New function.
6232 (fold_stmt_r): Use it.
6233 (fold_gimple_assign): Likewise.
6234 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6235 (gimplify_expr): Likewise.
6237 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6239 * toplev.h (pedwarn_at): Fix declaration.
6241 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6243 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6244 LINK_SPEC): Use %R in -Y P argument.
6246 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6249 * diagnostic.c (pedwarn_at): New.
6250 * toplev.h (pedwarn_at): Declare.
6251 * c-tree.h (build_enumerator): Update declaration.
6252 * c-decl.c (finish_enum): Update comment.
6253 (build_enumerator): Take a location parameter. Give a pedwarn but do
6254 not perform any conversion.
6255 * c-parser.c (c_parser_enum_specifier): Set correct location for
6258 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6261 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6262 expressions except for conversions to signed:1 bitfields. Handle
6263 COND_EXPR with constant operands.
6265 2008-08-13 Richard Guenther <rguenther@suse.de>
6267 PR tree-optimization/15255
6268 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6269 (struct oecount_s): New struct and VEC types.
6271 (oecount_hash): New function.
6272 (oecount_eq): Likewise.
6273 (oecount_cmp): Likewise.
6274 (zero_one_operation): New function.
6275 (build_and_add_sum): Likewise.
6276 (undistribute_ops_list): Perform un-distribution of multiplication
6277 and division on the chain of summands.
6278 (should_break_up_subtract): Also break up subtracts for factors.
6279 (reassociate_bb): Delete dead visited statements.
6280 Call undistribute_ops_list. Re-sort and optimize if it did something.
6281 * passes.c (init_optimization_passes): Move DSE before
6283 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6286 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6288 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6290 * doc/invoke.texi: Revert unintended checkin.
6292 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6295 * gcc.c (include_spec_function): Tweak call to find_a_file.
6297 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6300 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6301 and TRUTH_ORIF_EXPR.
6302 * dojump.c (do_jump): Likewise.
6304 PR tree-optimization/37084
6305 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6306 if id->regimplify, don't assume stmt is a cast assignment.
6308 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6310 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6312 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6315 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6318 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6320 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6321 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6323 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6324 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6325 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6326 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6327 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6329 * doc/tm.texi (Storage Layout): Remove documentation for
6330 TARGET_FLOAT_FORMAT.
6332 * simplify-rtx.c (simplify_binary_operation_1): Replace
6333 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6335 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6337 * real.h (struct real_format): New member has_sign_dependent_rounding.
6338 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6339 spu_single_format, ieee_double_format, mips_double_format,
6340 motorola_double_format, ieee_extended_motorola_format,
6341 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6342 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6343 mips_extended_format, ieee_quad_format, mips_quad_format,
6344 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6345 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6347 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6348 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6349 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6350 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6351 (ROUND_TOWARDS_ZERO): Likewise.
6353 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6354 (FLOAT_MODE_FORMAT): New macro.
6355 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6356 (MODE_COMPOSITE_P): ... this new macro.
6357 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6358 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6359 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6361 * flags.h: Include "real.h".
6363 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6364 REAL_MODE_FORMAT_COMPOSITE_P.
6365 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6367 * doc/tm.texi (Storage Layout): Remove documentation of
6368 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6369 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6370 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6371 they only apply to libgcc2.a.
6373 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6375 * config/spu/float_disf.c: New file.
6376 * config/spu/float_unsdisf.c: New file.
6377 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6378 (LIB2FUNCS_EXCLUDE): Define.
6380 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6381 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6383 * real.h (struct real_format): New member round_towards_zero.
6384 * real.c (round_for_format): Respect fmt->round_towards_zero.
6385 (ieee_single_format, mips_single_format, motorola_single_format,
6386 spu_single_format, ieee_double_format, mips_double_format,
6387 motorola_double_format, ieee_extended_motorola_format,
6388 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6389 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6390 mips_extended_format, ieee_quad_format, mips_quad_format,
6391 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6392 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6394 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6395 real_format to choose rounding mode when calling MPFR functions.
6396 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6397 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6399 * real.h (real_to_decimal_for_mode): Add prototype.
6400 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6401 Respect target rounding mode when generating decimal representation.
6402 (real_to_decimal): New stub for backwards compatibility.
6403 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6404 real_to_decimal_for_mode instead of real_to_decimal.
6406 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6408 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6409 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6411 * real.c (spu_single_format): New variable.
6412 * real.h (spu_single_format): Declare.
6414 * config/spu/spu.c (spu_override_options): Install SFmode format.
6415 (spu_split_immediate): Use integer mode to operate on pieces of
6416 floating-point values in all cases.
6418 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6419 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6420 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6422 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6424 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6426 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6428 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6430 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6433 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6434 on the VAR_DECL instead of TYPE_READONLY on its type.
6436 2008-08-12 Ira Rosen <irar@il.ibm.com>
6438 * tree-vectorizer.c: Depend on langhooks.h.
6439 (supportable_widening_operation): Add two arguments. Support double
6441 (supportable_narrowing_operation): Likewise.
6442 * tree-vectorizer.h (supportable_widening_operation): Add two
6444 (supportable_narrowing_operation): Likewise.
6445 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6446 supportable_widening_operation with correct arguments.
6447 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6448 (vectorizable_type_demotion): Support double type conversions.
6449 (vectorizable_type_promotion): Likewise.
6450 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6452 2008-08-11 Michael Matz <matz@suse.de>
6454 * i386/i386.c (override_options): Move initialisation from
6455 flag_schedule_insns_after_reload to here from ...
6456 (optimization_options): ... here.
6458 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6460 PR rtl-optimization/36998
6461 * dwarf2out.c (compute_barrier_args_size_1,
6462 compute_barrier_args_size): Temporarily remove assertions.
6464 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6467 * tree-ssa.c (struct walk_data): Add new flag
6468 warn_possibly_uninitialized.
6469 (warn_uninitialized_var): Use it.
6470 (warn_uninitialized_vars): New.
6471 (execute_early_warn_uninitialized): Call it.
6472 (execute_late_warn_uninitialized): Likewise.
6474 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6477 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6480 2008-08-09 Jan Hubicka <jh@suse.cz>
6483 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6485 (expand_fix): Be prepared for expansion to fail.
6486 (expand_sfix_optab): Remove instructions if expansion failed.
6488 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6490 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6492 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6493 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6495 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6497 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6498 mips/t-libgcc-mips16 to tmake_file.
6499 * config/mips/mips-protos.h (mips_call_type): New enum.
6500 (mips_pic_base_register, mips_got_load): Declare.
6501 (mips_restore_gp): Take an rtx argument.
6502 (mips_use_pic_fn_addr_reg_p): Declare.
6503 (mips_expand_call): Replace the sibcall_p argument with
6504 a mips_call_type argument. Add a lazy_p parameter.
6505 (mips_split_call): Declare.
6506 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6507 (MIPS16_PIC_TEMP): Likewise.
6508 (reg_class): Delete M16_NA_REGS.
6509 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6510 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6511 (mips_split_hi_p): Declare.
6512 * config/mips/mips.c (mips_split_hi_p): New array.
6513 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6514 (mips_got_symbol_type_p): New function.
6515 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6516 (mips16_stub_function_p): New function.
6517 (mips16_local_function_p): Likewise.
6518 (mips_use_pic_fn_addr_reg_p): Likewise.
6519 (mips_cannot_force_const_mem): Return false for HIGHs.
6520 Extend CONST_INT and symbolic handling to MIPS16, using
6521 mips_symbol_insns to check that the base symbol type is a
6522 legitimate constant. Reject GOT-based constants if
6523 TARGET_MIPS16_PCREL_LOADS.
6524 (mips_const_insns): Check targetm.cannot_force_const_mem when
6525 decomposing a symbolic base and a large offset.
6526 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6527 When calling a function that needs $25 from MIPS16 code,
6528 move the target address into $25 separately and add a USE
6530 (mips16_gp_pseudo_reg): Insert the initializer immediately
6531 before the first real insn.
6532 (mips_pic_base_register, mips_got_load): New functions.
6533 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6534 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6535 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6536 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6537 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6538 also passing NULL_RTX rather than const0_rtx as the aux argument.
6539 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6540 instead of TARGET_EXPLICIT_RELOCS.
6541 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6542 (mips_load_call_address): Replace the sibcall_p argument with
6543 a mips_call_type argument. Use mips_got_load.
6544 (mips16_local_alias): New structure.
6545 (mips16_local_aliases): New variable.
6546 (mips16_local_aliases_hash): New function.
6547 (mips16_local_aliases_eq): Likewise.
6548 (mips16_local_alias): Likewise.
6549 (mips16_stub_function): Likewise.
6550 (mips16_build_function_stub): Create a local alias for the target
6551 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6552 .cpload directive and an R_MIPS_NONE relocation for the target
6553 function, then load the alias rather than the function itself.
6554 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6555 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6556 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6557 (mips16_build_call_stub): Replace the FN parameter with an
6558 FN_PTR parameter. Force the address into a register if it
6559 isn't a call_insn_operand; don't rely on the caller to do this.
6560 If a call to a locally-defined and locally-binding MIPS16
6561 function must be made indirectly, redirect the call to the
6562 function's local alias. Use mips16_stub_function_p,
6563 mips16_stub_function, mips_expand_call and use_reg.
6564 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6565 Use explicit %hi and %lo accesses where possible.
6566 Use MIPS_CALL to generate the correct code form of a
6567 jal instruction. Add clobbers of $18 instead of uses.
6568 Update the call to mips_emit_call_insn.
6569 (mips_expand_call): Replace the SIBCALL_P argument with a
6570 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6571 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6572 allowing it to modify the call address. Update the calls to
6573 mips_load_call_address and mips_emit_call_insn.
6574 (mips_split_call): New function.
6575 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6576 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6577 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6578 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6579 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6581 (mips_cprestore_slot): New function.
6582 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6583 and use mips_cprestore_slot.
6584 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6586 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6587 then use a copygp_mips16 instruction to set up $28.
6588 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6589 (mips16_lay_out_constants): Call split_all_insns_noflow.
6590 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6591 false if TARGET_MIPS16.
6592 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6593 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6594 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6595 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6596 MIPS16 code. Allow MIPS16 o32 PIC.
6597 (mips_override_options): Allow MIPS16 o32 PIC.
6598 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6599 after reload if TARGET_USE_GOT.
6600 (UNSPEC_COPYGP): New constant.
6601 (length): Use a default length of 8 for MIPS16 GOT loads.
6602 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6603 (*got_page<mode>): Check mips_split_hi_p.
6604 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6605 (unspec_got<mode>, unspec_call<mode>): New expanders.
6606 (load_got<mode>, load_call<mode>): Remove the length attributes.
6607 Use a got attribute instead of a type attribute.
6608 (copygp_mips16): New insn.
6609 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6610 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6611 (sibcall, sibcall_value, call, call_value): Update the calls
6612 to mips_expand_call.
6613 (call_internal, call_value_internal): Use mips_split_call.
6614 (call_value_multiple_internal): Likewise.
6615 (call_split): Move after call_internal (the insn it is split from).
6616 (call_internal_direct, call_value_internal_direct): Turn into
6617 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6618 (call_direct_split, call_value_direct_split): New patterns.
6619 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6620 and use M16_REGS instead of M16_NA_REGS.
6621 * config/mips/predicates.md (const_call_insn_operand): Replace
6622 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6623 mips_use_pic_fn_addr_reg_p check.
6624 (move_operand): Reject HIGHs if mips_split_hi_p.
6625 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6626 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6627 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6628 * config/mips/libgcc-mips16.ver: New file.
6629 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6630 $(srcdir)/config/mips/libgcc-mips16.ver.
6632 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6634 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6636 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6637 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6638 (mips16_cfun_returns_in_fpr_p): Likewise.
6640 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6642 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6643 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6644 rather than 4 to PC.
6646 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6648 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6649 (FUNCTION_PROFILER): Save the static chain pointer into $2
6650 beforehand and restore it aftewards.
6651 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6652 address directly into $25 and call the function through $25;
6653 do not clobber $3. Pad the DImode version to cover the space
6654 left by the deleted $25 <- $3 move.
6655 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6656 the removal of the $25 <- $3 move.
6657 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6658 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6660 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6661 Daniel Jacobowitz <dan@codesourcery.com>
6663 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6664 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6665 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6666 * config/mips/mips.c (mips_start_function_definition): New function.
6667 (mips_end_function_definition): Likewise.
6668 (mips_output_function_prologue): Use mips_start_function_definition.
6669 (mips_output_function_epilogue): Use mips_end_function_definition.
6670 (build_mips16_function_stub): Use mips_start_function_definition
6671 and mips_end_function_definition.
6672 (build_mips16_call_stub): Likewise.
6674 2008-08-09 Richard Guenther <rguenther@suse.de>
6676 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6677 * gimple.h (gimple_call_fn): Adjust comment.
6678 (gimple_call_set_fndecl): New function.
6679 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6680 longer having bare FUNCTION_DECL operand.
6681 (gimple_call_return_type): Likewise.
6682 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6684 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6685 (gimple_mod_pow2): Likewise.
6686 (gimple_mod_subtract): Likewise.
6687 (gimple_ic): Likewise.
6688 (gimple_stringop_fixed_value): Likewise.
6689 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6690 longer having bare FUNCTION_DECL operand.
6691 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6692 * omp-low.c (optimize_omp_library_calls): Likewise.
6693 * cgraphunit.c (update_call_expr): Likewise.
6694 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6695 (execute_convert_to_rsqrt): Likewise.
6696 * cfgexpand.c (gimple_to_tree): Simplify.
6697 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6698 bare FUNCTION_DECL operand.
6699 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6700 (convert_gimple_call): Use gimple_call_fndecl.
6701 * c-common.c (c_warn_unused_result): Likewise.
6703 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6706 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6707 (c_finish_return): Likewise.
6708 (c_start_case): Likewise.
6709 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6710 * c-parser.c (c_parser_condition): New. Call
6711 verify_sequence_points.
6712 (c_parser_paren_condition): Call c_parser_condition.
6713 (c_parser_for_statement): Call c_parser_condition.
6715 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6718 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6719 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6720 Moved from diagnostic.h
6721 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6723 (emit_diagnostic): New.
6724 (warning0, pedwarn0): Delete.
6725 (warning, warning_at, pedwarn, permerror): Return bool.
6726 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6727 Moved to diagnostic.c.
6728 (struct diagnostic_context): Use correct type for
6729 classify_diagnostic.
6730 (diagnostic_report_diagnostic): Update declaration.
6731 (emit_diagnostic): Declare.
6732 * errors.c (warning): Return bool.
6733 * errors.h (warning): Update declaration.
6734 * toplev.h (warning0, pedwarn0): Delete.
6735 (warning, warning_at, pedwarn, permerror): Return bool.
6736 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6737 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6738 inform. Update all calls.
6739 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6740 before giving informative note.
6741 (implicit_decl_warning): Likewise.
6742 * c-typeck.c (build_function_call): Likewise.
6743 * tree-sssa.c (warn_uninit): Likewise.
6744 * builtins.c (gimplify_va_arg_expr): Likewise.
6746 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6749 * doc/invoke.texi (-Wextra): Move warning from here...
6750 (-Wuninitialized): ... to here.
6752 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6755 * flags.h (set_Wunused): Delete
6756 * toplev.c (process_options): Handle Wunused flags here.
6757 * opts.c (maybe_warn_unused_parameter): Delete.
6758 (common_handle_option): Replace set_Wunused by warn_unused.
6759 (set_Wextra): Do not handle Wunused-parameter here.
6760 (set_Wunused): Delete.
6761 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6763 * common.opt (Wunused): Add Var and Init.
6764 (Wunused-function): Likewise.
6765 (Wunused-label): Likewise.
6766 (Wunused-parameter): Likewise.
6767 (Wunused-value): Likewise.
6768 (Wunused-variable): Likewise.
6770 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6772 * doc/invoke.texi: Add cpu_type power7.
6773 * config.in (HAVE_AS_VSX): New.
6774 * config.gcc: Add cpu_type power7.
6775 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6777 * configure: Regenerate.
6778 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6780 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6781 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6782 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6784 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6786 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6787 type to vectorize.builtin_conversion.
6788 (vectorizable_conversion): Likewise.
6789 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6790 integral type as input.
6791 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6793 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6794 and ALTIVEC_BUILTIN_VCTSXS.
6795 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6798 2008-08-08 Richard Guenther <rguenther@suse.de>
6800 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6801 (surely_varying_stmt_p): Calls are varying only if they are
6802 non-builtin and not indirect or have no result.
6803 (ccp_fold): Re-instantiate code before the tuples merge.
6805 2008-08-08 Richard Guenther <rguenther@suse.de>
6807 PR tree-optimization/37056
6808 * gimple.h (gimple_assign_rhs_class): New helper function.
6809 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6810 unary operations properly.
6812 2008-08-07 Jan Hubicka <jh@suse.cz>
6814 * i386.h (ix86_size_cost): Declare.
6815 (ix86_cur_cost): New function macro.
6816 * i386.md (peepholes expanding size and splitters): Predicate by
6817 optimize_insn_for_speed_p.
6818 (peepholes reduce size and splitters): Predicate by
6819 optimize_insn_for_size_p.
6820 * i386.c (ix86_size_cost): Rename from ...
6821 (size_cost): This one.
6822 (override_options): Update.
6823 (decide_alg): Likewise.
6824 (ix86_expand_clear): Use RTL profile.
6825 (ix86_pad_returns): Use RTL profile.
6827 2008-08-07 Jan Hubicka <jh@suse.cz>
6829 * recog.c (split_all_insns): Set RTL profile
6830 (peephole2_optimize): Likewise.
6831 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6832 * combine.c (combine_instructions): Likewise.
6834 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6836 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6838 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6840 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6841 value in a6 after the set_frame_ptr insn.
6843 2008-08-07 Richard Henderson <rth@redhat.com>
6846 * gcc.c (cpp_options): Pass along -g*.
6848 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6850 * config/arm/arm.c (output_move_neon): Update comment describing
6851 big-endian vector layout.
6852 (arm_assemble_integer): Do not handle big-endian NEON vectors
6854 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6855 neon_vget_lane<mode>_sext_internal,
6856 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6857 element indices for big-endian.
6859 2008-08-07 Richard Henderson <rth@redhat.com>
6861 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6862 * configure, config.in: Rebuild.
6863 * debug.h (dwarf2out_do_cfi_asm): Declare.
6864 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6865 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6866 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6867 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6869 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6871 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6872 movv2si_internal): Combine into mov<mode>_internal.
6873 (movv2si_internal_2): Remove.
6875 2008-08-07 Jan Hubicka <jh@suse.cz>
6878 * i386.md (single stringop patterns): Enable unconditionally.
6880 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6883 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6885 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6886 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6888 * config/i386/sse.md (sse2_movq128): New.
6890 * doc/extend.texi: Document __builtin_ia32_movq128.
6892 2008-08-07 Richard Guenther <rguenther@suse.de>
6895 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6896 pointers can access anything.
6898 2008-08-06 Jan Hubicka <jh@suse.cz>
6900 * optabs.c (emit_unop_insn): Break out to ...
6901 (maybe_emit_unop_insn): ... this one.
6902 (expand_sfix_optab): Use maybe variant.
6903 * optabs.h (maybe_emit_unop_insn): Declare.
6905 * i386.md (mov0 patterns): Enable by default.
6906 (FP conversion expanders): Disable expansion of code expanding
6907 sequences when instruction should be optimized for size.
6908 (single strinop patterns): Enable when optimizing for size.
6909 (string expanders): Disable expanding of code expanding sequences
6910 when optimizning instruction for size.
6911 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6913 (ix86_fp_comparison_sahf_cost): Likewise.
6914 (ix86_expand_branch): Likewise.
6915 (ix86_expand_ashl_const): Likewise.
6916 (ix86_split_ashl): Likewise.
6917 (ix86_expand_strlen): Likewise.
6918 (ix86_emit_fp_unordered_jump): Likewie.
6920 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6922 * c-common.c: Fix typo.
6923 (c_common_reswords): Activate more C++ keyword warnings.
6925 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6927 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6930 * diagnostic.c (permerror_at): New.
6931 * toplev.h (permerror_at): Declare.
6933 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6934 Ira Rosen <irar@il.ibm.com>
6936 * tree-vect-transform.c (vect_model_simple_cost): Return
6937 immediately if stmt is pure SLP.
6938 (vect_model_store_cost): Ditto.
6939 (vect_model_load_cost): Ditto.
6940 (vectorizable_store): Remove PURE_SLP check before call
6941 to vect_model_store_cost.
6942 (vect_model_store_cost): When checking whether stmt describe
6943 strided access, add a check that it is not slp_node.
6945 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6948 * c-common.c (warn_for_sign_compare): New. Handle separately the
6949 case that 'constant' is zero.
6950 * c-typeck.c (build_binary_op): Move code to c-common.c
6952 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6954 * config/alpha/alpha.c (alpha_preferred_reload_class,
6955 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6956 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6957 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6958 * config/arm/arm.md: Likewise.
6959 * config/avr/avr-protos.h (preferred_reload_class,
6960 test_hard_reg_class, avr_simplify_comparison_p,
6961 out_shift_with_cnt, class_max_nregs): Likewise.
6962 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6963 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6964 preferred_reload_class, test_hard_reg_class): Likewise.
6965 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6966 bfin_memory_move_cost, bfin_secondary_reload,
6967 bfin_output_mi_thunk): Likewise.
6968 * config/crx/crx.c (crx_secondary_reload_class,
6969 crx_memory_move_cost): Likewise.
6970 * config/frv/frv-protos.h (frv_secondary_reload_class,
6971 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6972 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6973 frv_secondary_reload_class, frv_class_likely_spilled_p,
6974 frv_class_max_nregs): Likewise.
6975 * config/h8300/h8300.c (h8300_classify_operand,
6976 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6978 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6979 * config/ia64/ia64.c (ia64_preferred_reload_class,
6980 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6981 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6982 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6984 * config/m68hc11/m68hc11.c (preferred_reload_class,
6985 m68hc11_memory_move_cost): Likewise.
6986 * config/mcore/mcore.c (mcore_secondary_reload_class,
6987 mcore_reload_class): Likewise.
6988 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6989 mips_class_max_nregs, mips_cannot_change_mode_class,
6990 mips_preferred_reload_class, mips_secondary_reload_class,
6991 mips_output_mi_thunk): Likewise.
6992 * config/mmix/mmix.c (mmix_preferred_reload_class,
6993 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6995 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6997 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6998 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6999 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7000 * config/rs6000/rs6000.c (paired_expand_vector_init,
7001 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7002 compare_section_name, rs6000_memory_move_cost): Likewise.
7003 * config/s390/s390.c (s390_emit_compare_and_swap,
7004 s390_preferred_reload_class, s390_secondary_reload,
7005 legitimize_pic_address, legitimize_tls_address,
7006 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7007 s390_class_max_nregs): Likewise.
7008 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7009 * config/s390/s390.md: Likewise.
7010 * config/score/score-protos.h (score_secondary_reload_class,
7011 score_preferred_reload_class): Likewise.
7012 * config/score/score.c (score_preferred_reload_class,
7013 score_secondary_reload_class): Likewise.
7014 * config/score/score3.c (score3_output_mi_thunk,
7015 score3_preferred_reload_class, score3_secondary_reload_class,
7016 score3_hard_regno_mode_ok): Likewise.
7017 * config/score/score3.h (score3_preferred_reload_class,
7018 score3_secondary_reload_class): Likewise.
7019 * config/score/score7.c (score7_output_mi_thunk,
7020 score7_preferred_reload_class, score7_secondary_reload_class,
7021 score7_hard_regno_mode_ok): Likewise.
7022 * config/score/score7.h (score7_preferred_reload_class,
7023 score7_secondary_reload_class): Likewise.
7024 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7025 output_branchy_insn, add_constant, gen_block_redirect,
7026 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7027 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7028 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7029 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7030 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7031 xstormy16_preferred_reload_class): Likewise.
7032 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7033 xtensa_expand_atomic, override_options,
7034 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7036 * reorg.c (try_merge_delay_insns): Likewise.
7037 * tree.c (merge_dllimport_decl_attributes): Likewise.
7039 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7041 2008-08-06 Michael Matz <matz@suse.de>
7043 * Makefile.in (write_entries_to_file): Quote words.
7044 * gengtype.c: (read_input_line): Skip over leading white-space.
7046 2008-08-06 Marc Gauthier <marc@tensilica.com>
7048 * config.gcc: Match more processor names for Xtensa.
7049 * configure.ac: Likewise.
7050 * doc/install.texi (Specific): Likewise.
7051 * configure: Regenerate.
7053 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7055 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7056 * calls.c (avoid_likely_spilled_reg): Likewise.
7057 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7058 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7059 * config/i386/i386.c (ix86_expand_special_args_builtin,
7060 ix86_secondary_reload): Likewise.
7061 * except.c (struct eh_region, gen_eh_region_catch,
7062 remove_unreachable_regions, duplicate_eh_regions,
7063 assign_filter_values, build_post_landing_pads,
7064 sjlj_find_directly_reachable_regions, remove_eh_handler,
7065 reachable_next_level, foreach_reachable_handler,
7066 can_throw_internal_1, can_throw_external_1,
7067 collect_one_action_chain): Likewise.
7068 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7069 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7070 * function.c (update_temp_slot_address, instantiate_new_reg,
7071 instantiate_virtual_regs_in_rtx,
7072 instantiate_virtual_regs_in_insn): Likewise.
7073 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7074 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7075 gimplify_cleanup_point_expr): Likewise.
7076 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7077 * passes.c (next_pass_1): Likewise.
7078 * print-tree.c (print_node_brief, print_node): Likewise.
7079 * profile.c (branch_prob): Likewise.
7080 * tree-dump.c (dump_register): Likewise.
7081 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7083 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7084 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7085 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7086 copy_arguments_for_versioning, copy_static_chain): Likewise.
7087 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7088 add_new_name_mapping, register_new_name_mapping): Likewise.
7089 * tree-mudflap.c (mf_xform_derefs): Likewise.
7090 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7091 get_init_expr, combine_chains): Likewise.
7092 * tree-pretty-print.c (dump_generic_node): Likewise.
7093 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7094 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7095 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7096 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7098 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7101 * calls.c (expand_call): Use the biggest preferred stack
7104 2008-08-06 Michael Matz <matz@suse.de>
7107 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7108 for reused reload, instead of overwriting them.
7110 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7113 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7114 for incoming stack boundary.
7116 * function.c (assign_parm_find_entry_rtl): Update
7117 parm_stack_boundary.
7119 * function.h (rtl_data): Add parm_stack_boundary.
7121 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7122 parm_stack_boundary for incoming stack boundary.
7124 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7126 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7127 for unrepresentable subregs or treat them as equal to other regs
7128 or subregs with the same register number.
7130 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7133 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7136 2008-08-06 Jan Hubicka <jh@suse.cz>
7138 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7139 frequencies might be hot.
7141 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7143 * reload.c (find_reloads): Force constants into literal pool
7144 also if they are wrapped in a SUBREG.
7146 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7149 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7150 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7151 Don't allow predicated instructions for data speculation.
7152 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7155 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7157 * haifa-sched.c (extend_global): Split to extend_global_data and
7158 extend_region_data. Update all uses.
7159 (extend_all): Rename to extend_block_data.
7161 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7163 * sched-rgn.c (new_ready): Check if instruction can be
7164 speculatively scheduled before attempting speculation.
7165 (debug_rgn_dependencies): Remove wrongful assert.
7167 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7169 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7171 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7173 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7174 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7175 va_size, and type_size.
7177 2008-08-04 Jason Merrill <jason@redhat.com>
7180 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7181 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7183 2008-08-05 Richard Henderson <rth@redhat.com>
7185 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7186 * configure: Rebuild.
7188 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7191 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7192 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7195 2008-08-05 Richard Henderson <rth@redhat.com>
7197 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7198 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7199 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7200 * common.opt (fdwarf2-cfi-asm): New.
7201 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7202 * config.in, configure: Rebuild.
7203 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7204 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7206 (dw2_force_const_mem): Externalize.
7207 * dwarf2asm.h: Update.
7208 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7209 generate a real label.
7210 (output_cfi_directive): New.
7211 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7212 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7213 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7215 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7216 (output_loc_operands_raw, output_loc_sequence_raw): New.
7217 (output_cfa_loc_raw): New.
7219 2008-08-05 Paul Brook <paul@codesourcery.com>
7221 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7222 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7223 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7224 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7225 * config/arm/arm.h (TARGET_VFPD32): Define.
7226 (TARGET_VFP3): Use TARGET_VFPD32.
7227 (fputype): Add FPUTYPE_VFP3D16.
7228 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7229 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7230 * config/arm/arm-cores.def: Add cortex-r4f.
7231 * config/arm/arm-tune.md: Regenerate.
7233 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7235 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7236 Reword some comments throughout the file.
7238 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7239 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7240 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7241 MFC_MIN_DMA_LIST_ELEMENTS.
7242 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7243 MFC_MAX_DMA_LIST_ELEMENTS.
7245 (MFC_START_ENABLE): Remove PPU-only define.
7246 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7247 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7249 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7250 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7251 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7252 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7253 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7254 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7255 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7257 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7258 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7259 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7260 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7262 (spu_read_machine_status): Fix typo.
7264 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7266 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7267 SUBREG of multi-word hard register.
7268 * config/spu/spu.c (valid_subreg): Likewise.
7269 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7271 2008-08-04 Richard Guenther <rguenther@suse.de>
7273 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7274 the candidate with the stripped base if that base is different
7275 from the original base even for offset zero.
7277 2008-08-04 Richard Guenther <rguenther@suse.de>
7280 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7281 check for no_overflow.
7283 2008-08-04 Richard Guenther <rguenther@suse.de>
7285 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7287 2008-08-04 Paul Brook <paul@codesourcery.com>
7289 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7290 (arm_order_regs_for_local_alloc): New function.
7291 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7293 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7295 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7298 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7299 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7300 (ix86_expand_epilogue): Likewise.
7302 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7304 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7307 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7309 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7310 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7311 (*movv2sf_internal_rex64): Ditto.
7313 2008-08-03 Jan Hubicka <jh@suse.cz>
7315 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7316 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7317 * expmed.c (expand_smod_pow2): Likewise.
7319 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7322 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7323 alternative 0 of operand 1.
7324 (*vec_concatv2di_rex64_sse): Ditto.
7325 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7327 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7328 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7329 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7330 (*movv2sf_internal_rex64): Ditto.
7332 2008-08-02 Richard Guenther <rguenther@suse.de>
7335 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7336 (ssedoublesizemode): New mode attribute.
7337 (sse_shufps): Call gen_sse_shufps_v4sf.
7338 (sse_shufps_1): Macroize.
7339 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7340 (sse2_shufpd_1): Macroize.
7341 (vec_extract_odd, vec_extract_even): New expanders.
7342 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7343 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7344 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7345 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7346 (ix86_expand_vector_set): Likewise.
7347 (ix86_expand_reduc_v4sf): Likewise.
7349 2008-08-01 Doug Kwan <dougkwan@google.com>
7351 * matrix-reorg.c: Re-enable all code.
7352 (struct malloc_call_data): Change CALL_STMT to gimple type.
7353 (collect_data_for_malloc_call): Tuplify.
7354 (struct access_site_info): Change STMT to gimple type.
7355 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7356 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7357 (struct free_info): Change STMT to gimple type.
7358 (struct matrix_access_phi_node): Change PHI to gimple type.
7359 (get_inner_of_cast_expr): Remove.
7360 (may_flatten_matrices_1): Tuplify.
7361 (may_flatten_matrices): Ditto.
7362 (mark_min_matrix_escape_level): Ditto.
7363 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7364 (ssa_accessed_in_call_rhs): New
7365 (ssa_accessed_in_assign_rhs): New
7366 (record_access_alloc_site_info): Tuplify.
7367 (add_allocation_site): Ditto.
7368 (analyze_matrix_allocation_site): Ditto.
7369 (analyze_transpose): Ditto.
7370 (get_index_from_offset): Ditto.
7371 (update_type_size): Ditto.
7372 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7373 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7374 (analyze_accesses_for_phi_node): Tuplify.
7375 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7376 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7377 (analyze_matrix_accesses): Tuplify.
7378 (check_var_data): New call-back type for check_var_notmodified_p.
7379 (check_var_notmodified_p): Tuplify and use call-back struct to
7380 return statement found.
7381 (can_calculate_expr_before_stmt): Factor out statement related code
7383 (can_calculate_stmt_before_stmt): New.
7384 (check_allocation_function): Tuplify.
7385 (find_sites_in_func): Ditto.
7386 (record_all_accesses_in_func): Ditto.
7387 (transform_access_sites): Ditto.
7388 (transform_allocation_sites): Ditto.
7389 (matrix_reorg): Re-enable.
7390 (gate_matrix_reorg): Re-enable.
7392 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7394 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7395 for labels for which it hasn't been set yet. If it has been set,
7396 stop walking insns and continue with next worklist item.
7397 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7398 if the only BARRIER is at the very end of a function.
7400 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7402 * cfgexpand.c (expand_stack_alignment): Assert that
7403 stack_realign_drap and drap_rtx must match.
7405 * function.c (instantiate_new_reg): If DRAP is used to realign
7406 stack, replace virtual_incoming_args_rtx with internal arg
7409 2008-08-01 Richard Guenther <rguenther@suse.de>
7411 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7412 loop information only if we initialized it.
7413 (execute_pre): Call fini_pre with in_fre.
7414 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7415 if we do not unroll because we hit max-completely-peeled-insns.
7416 Use our estimation for consistency, do allow shrinking.
7418 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7420 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7421 with MIN_STACK_BOUNDARY.
7422 (ix86_update_stack_boundary): Likewise.
7423 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7426 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7427 (MIN_STACK_BOUNDARY): This.
7429 2008-08-01 Richard Guenther <rguenther@suse.de>
7432 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7434 2008-08-01 Richard Guenther <rguenther@suse.de>
7436 PR tree-optimization/36988
7437 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7438 do not matter if that doesn't change volatile qualification.
7440 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7442 * configure.ac: Do not generate libada-mk. Do not subst
7444 * libada-mk.in: Remove.
7445 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7446 * configure: Regenerate.
7448 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7450 * tree-pass.h: Added comment about not dumping passes with name
7451 starting with star in struct opt_pass.
7452 * passes.c (register_dump_files_1): Don't do dump for a pass with
7453 name starting with star.
7454 * doc/passes.texi (Pass manager): Mention pass names and special
7455 meaning of star prefix to avoid dump.
7457 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7459 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7461 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7462 (ISA_MIPS64R2): New macro.
7463 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7464 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7465 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7466 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7467 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7468 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7469 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7470 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7471 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7472 Move up to keep list alphabetically sorted.
7473 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7474 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7476 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7477 (-march=@var{arch}): Add mips64r2.
7479 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7481 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7483 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7485 * expr.c (expand_assignment): Check for complete type.
7487 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7490 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7492 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7493 for stack alignment.
7495 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7497 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7499 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7500 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7502 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7504 PR rtl-optimization/36419
7505 * dwarf2out.c (barrier_args_size): New variable.
7506 (compute_barrier_args_size, compute_barrier_args_size_1): New
7508 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7509 if not called yet in the current function, use barrier_args_size
7510 array to find the new args_size value.
7511 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7513 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7516 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7519 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7522 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7523 (dwarf2out_stack_adjust): Use it.
7524 (dwarf2out_frame_debug_expr): Likewise.
7526 2008-07-31 Richard Guenther <rguenther@suse.de>
7528 PR tree-optimization/36978
7529 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7530 the generated condition.
7532 2008-07-31 Richard Guenther <rguenther@suse.de>
7534 * passes.c (init_optimization_passes): Always call
7535 pass_early_warn_uninitialized.
7536 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7537 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7538 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7540 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7543 * builtins.c (maybe_emit_free_warning): New function.
7544 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7545 maybe_emit_free_warning for BUILT_IN_FREE.
7548 * dwarf2out.c (get_context_die): New function.
7549 (force_decl_die, force_type_die): Use it.
7550 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7551 returns NULL, force generation of DW_TAG_typedef and put that into
7554 PR preprocessor/36649
7555 * c-pch.c (c_common_read_pch): Save and restore
7556 line_table->trace_includes across PCH restore.
7558 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7561 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7563 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7566 * final.c (call_from_call_insn): Handle COND_EXEC.
7568 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7570 * builtins.c (std_gimplify_va_arg_expr): Replace
7571 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7572 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7574 2008-07-30 Joey Ye <joey.ye@intel.com>
7575 H.J. Lu <hongjiu.lu@intel.com>
7577 * builtins.c (expand_builtin_setjmp_receiver): Replace
7578 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7579 (expand_builtin_apply_args_1): Likewise.
7580 (expand_builtin_longjmp): Need DRAP for stack alignment.
7581 (expand_builtin_apply): Likewise.
7583 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7584 instead of assign_stack_local to allow alignment reduction.
7586 * calls.c (emit_call_1): Need DRAP for stack alignment if
7588 (expand_call): Replace virtual_incoming_args_rtx with
7589 crtl->args.internal_arg_pointer.
7590 * stmt.c (expand_nl_goto_receiver): Likewise.
7592 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7593 alignment and store to stack_alignment_estimated and
7594 max_used_stack_slot_alignment.
7595 (expand_one_var): Likewise.
7596 (expand_stack_alignment): New function.
7597 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7598 and stack_alignment_estimated fields in rtl_data. Call
7599 expand_stack_alignment at end.
7601 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7602 (MAX_STACK_ALIGNMENT): Likewise.
7603 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7604 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7606 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7607 stack alignment when generating virtual registers.
7609 * function.c (assign_stack_local): Renamed to ...
7610 (assign_stack_local_1): This. Add a parameter to indicate
7611 if it is OK to reduce alignment.
7612 (assign_stack_local): Use it.
7613 (instantiate_new_reg): Instantiate virtual incoming args rtx
7614 to vDRAP if stack realignment and DRAP is needed.
7615 (assign_parms): Collect parameter/return type alignment and
7616 contribute to stack_alignment_estimated.
7617 (locate_and_pad_parm): Likewise.
7618 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7619 with crtl->args.internal_arg_pointer.
7621 * function.h (rtl_data): Add new field drap_reg,
7622 max_used_stack_slot_alignment, stack_alignment_estimated,
7623 stack_realign_needed, need_drap, stack_realign_processed and
7624 stack_realign_finalized.
7625 (stack_realign_fp): New macro.
7626 (stack_realign_drap): Likewise.
7628 * global.c (compute_regsets): Frame pointer is needed when
7629 stack is realigned. Can eliminate frame pointer when stack is
7630 realigned and dynamic realigned argument pointer isn't used.
7632 * reload1.c (update_eliminables): Frame pointer is needed
7633 when stack is realigned.
7634 (init_elim_table): Can eliminate frame pointer when stack is
7635 realigned and dynamic realigned argument pointer isn't used.
7637 * rtl.h (assign_stack_local_1): Declare new funtion.
7639 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7640 (TARGET_GET_DRAP_RTX): Likewise.
7641 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7642 TARGET_GET_DRAP_RTX.
7644 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7646 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7647 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7649 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7650 H.J. Lu <hongjiu.lu@intel.com>
7652 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7653 vdrap_reg, stack_realign and drap_reg_saved.
7654 (add_cfi): Don't allow redefining CFA when DRAP is used.
7655 (reg_save): Handle stack alignment.
7656 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7657 alignment. Don't generate DWARF information for (set fp sp)
7659 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7661 (int_loc_descriptor): Move prototype forward. Also define if
7662 DWARF2_UNWIND_INFO is true.
7663 (output_cfa_loc): Handle DW_CFA_expression.
7664 (build_cfa_aligned_loc): New.
7665 (based_loc_descr): Update assert for stack realign. For local
7666 variables, use sp+offset when stack is aligned without drap and
7667 fp+offset when stack is aligned with drap. For arguments, use
7668 cfa+offset when drap is used to align stack.
7670 2008-07-30 Joey Ye <joey.ye@intel.com>
7671 H.J. Lu <hongjiu.lu@intel.com>
7673 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7675 (ix86_gen_andsp): New.
7676 (ix86_user_incoming_stack_boundary): Likewise.
7677 (ix86_default_incoming_stack_boundary): Likewise.
7678 (ix86_incoming_stack_boundary): Likewise.
7679 (ix86_can_eliminate): Likewise.
7680 (find_drap_reg): Likewise.
7681 (ix86_update_stack_boundary): Likewise.
7682 (ix86_get_drap_rtx): Likewise.
7683 (ix86_finalize_stack_realign_flags): Likewise.
7684 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7685 (TARGET_GET_DRAP_RTX): Likewise.
7686 (override_options): Overide option value for new options.
7687 (ix86_function_ok_for_sibcall): Remove check for
7688 force_align_arg_pointer.
7689 (ix86_handle_cconv_attribute): Likewise.
7690 (ix86_function_regparm): Likewise.
7691 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7692 (ix86_va_start): Replace virtual_incoming_args_rtx with
7693 crtl->args.internal_arg_pointer.
7694 (ix86_select_alt_pic_regnum): Check DRAP register.
7695 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7696 (ix86_compute_frame_layout): Compute frame layout wrt stack
7698 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7699 (ix86_expand_prologue): Decide if stack realignment is needed
7700 and generate prologue code accordingly.
7701 (ix86_expand_epilogue): Generate epilogue code wrt stack
7702 realignment is really needed or not.
7704 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7705 (ABI_STACK_BOUNDARY): Likewise.
7706 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7707 (STACK_REALIGN_DEFAULT): Likewise.
7708 (INCOMING_STACK_BOUNDARY): Likewise.
7709 (MAX_STACK_ALIGNMENT): Likewise.
7710 (ix86_incoming_stack_boundary): Likewise.
7711 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7712 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7713 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7714 (machine_function): Remove force_align_arg_pointer.
7716 * config/i386/i386.md (BX_REG): New.
7717 (R13_REG): Likewise.
7719 * config/i386/i386.opt (mforce_drap): New.
7720 (mincoming-stack-boundary): Likewise.
7721 (mstackrealign): Add Init(-1).
7723 * config/i386/i386-protos.h (ix86_can_eliminate): New
7725 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7727 * doc/extend.texi: Update force_align_arg_pointer.
7729 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7732 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7733 (INCOMING_STACK_BOUNDARY): Likewise.
7734 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7735 (TARGET_GET_DRAP_RTX): Likewise.
7737 2008-07-30 Andreas Schwab <schwab@suse.de>
7739 PR rtl-optimization/36929
7740 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7741 add_insn_before and fix argument order.
7742 (replace_inc_dec_mem): Handle NULL rtx.
7744 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7746 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7748 (arm_compute_initial_elimination_offset): Use it.
7749 (arm_compute_save_reg_mask): Include static chain save slot when
7750 calculating alignment.
7751 (arm_get_frame_offsets): Ditto.
7752 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7753 that we can use to decrement the stack when the stack decrement
7754 could be too big for an immediate value in a single insn.
7755 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7757 2008-07-30 Richard Guenther <rguenther@suse.de>
7759 PR tree-optimization/36967
7760 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7761 Release defs of statements we remove.
7763 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7765 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7766 instead of NULL_RTVEC.
7768 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7772 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7775 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7777 * final.c (call_from_call_insn): New.
7778 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7780 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7782 * configure.ac: Substitute ADA_CFLAGS.
7783 * configure: Regenerate.
7784 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7785 * Makefile.in: Remove mention of X_* variables.
7786 * config/pa/x-ada-hpux10: Remove.
7787 * config/pa/x-ada: Remove.
7789 * doc/fragments.texi: Update.
7791 2008-07-30 Olivier Hainque <hainque@adacore.com>
7793 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7794 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7795 __dso_handle explicitly here.
7797 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7800 * c-typeck.c (build_binary_op): Encapsulate code into...
7801 * c-common.c (shorten_binary_op): ...this new function.
7802 (conversion_warning): Use the new function. Handle non-negative
7803 constant in bitwise-and.
7804 * c-common.h (shorten_binary_op): Declare.
7806 2008-07-30 Olivier Hainque <hainque@adacore.com>
7808 * scan.c (make_sstring_space): Add explicit conversions of
7809 allocator's return value.
7810 * fix-header.c (recognized_function): Likewise.
7812 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7814 * doc/cpp.texi: Update to GFDL 1.2.
7815 * doc/gcc.texi: Do not list GPL as Invariant Section.
7816 * doc/gccint.texi: Likewise. Update copyright years.
7817 * doc/install.texi: Update copyright years.
7819 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7822 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7823 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7825 2008-07-29 Jan Hubicka <jh@suse.cz>
7827 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7828 (grokdeclarator): Likewise.
7829 * langhooks.c (lhd_warn_unused_global_decl): Use
7830 DECL_DECLARED_INLINE_P.
7831 * print-tree.c (print_node): Remove DECL_INLINE check.
7833 2008-07-29 Richard Guenther <rguenther@suse.de>
7835 PR tree-optimization/36945
7836 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7837 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7838 Record invariant addresses un-decomposed.
7839 (copy_reference_ops_from_call): Record reference call
7840 arguments properly. Simplify.
7841 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7842 helper split out from ...
7843 (create_component_ref_by_pieces): ... here. Simplify.
7844 Prepare for recursive invocation for call arguments.
7845 (create_expression_by_pieces): Adjust call to
7846 create_component_ref_by_pieces.
7847 (compute_avail): Process operand 2 of reference ops.
7849 2008-07-29 Richard Guenther <rguenther@suse.de>
7851 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7853 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7855 * c-format.c (check_format_types): Revert unwanted checkin.
7857 2008-07-29 Jan Hubicka <jh@suse.cz>
7859 * flags.h (flag_really_no_inline): Remove.
7860 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7861 * toplev.c (flag_really_no_inline): Remove.
7862 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7863 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7864 (cgraph_decide_inlining_incrementally): Likewise.
7865 (compute_inline_parameters): Likewise.
7866 * opts.c (decode_options): Simplify.
7867 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7868 * common.opt (finline): Initialize to 1.
7869 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7871 2008-07-29 Jan Hubicka <jh@suse.cz>
7873 * predict.c (always_optimize_for_size_p): New function.
7874 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7875 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7876 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7878 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7879 * function.c (prepare_function_start): Set default profile.
7880 * function.h (rtl_data): Add maybe_hot_insn_p.
7881 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7882 (construct_exit_block): Likewise.
7883 (tree_expand_cfg): Likewise.
7885 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7886 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7887 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7888 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7891 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7894 * c-decl.c (merge_decls): Merge USED flags.
7896 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7898 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7899 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7900 next_stack, lab_false and lab_over trees.
7902 2008-07-28 Richard Guenther <rguenther@suse.de>
7904 PR tree-optimization/36957
7905 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7906 (useless_type_conversion_p): Remove.
7907 (types_compatible_p): Remove.
7908 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7909 (useless_type_conversion_p): Declare.
7910 (types_compatible_p): Declare.
7911 (gimple_expr_type): Return the base type only if it is
7912 trivially convertible to the subtype.
7914 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7916 * configure.ac: Use the m4_do macro to concatenate the warnings into
7917 one string in ACX_PROG_CC_WARNING_OPTS,
7918 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7919 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7920 * configure: Regenerate.
7922 2008-07-28 Richard Guenther <rguenther@suse.de>
7924 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7925 (insert_fake_stores): Remove.
7926 (realify_fake_stores): Likewise.
7927 (execute_pre): Remove dead code.
7928 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7929 (find_func_aliases): Deal with it here instead.
7930 Re-enable gcc_unreachable call.
7932 2008-07-28 Richard Guenther <rguenther@suse.de>
7934 Merge from gimple-tuples-branch.
7936 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7937 * gimple.def: New file.
7938 * gsstruct.def: Likewise.
7939 * gimple-iterator.c: Likewise.
7940 * gimple-pretty-print.c: Likewise.
7941 * tree-gimple.c: Removed. Merged into ...
7942 * gimple.c: ... here. New file.
7943 * tree-gimple.h: Removed. Merged into ...
7944 * gimple.h: ... here. New file.
7946 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7947 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7948 --enable-checking=gimple flag.
7949 * config.in: Likewise.
7950 * configure: Regenerated.
7952 * tree-ssa-operands.h: Tuplified.
7953 * tree-vrp.c: Likewise.
7954 * tree-loop-linear.c: Likewise.
7955 * tree-into-ssa.c: Likewise.
7956 * tree-ssa-loop-im.c: Likewise.
7957 * tree-dump.c: Likewise.
7958 * tree-complex.c: Likewise.
7959 * cgraphbuild.c: Likewise.
7960 * tree-ssa-threadupdate.c: Likewise.
7961 * tree-ssa-loop-niter.c: Likewise.
7962 * tree-pretty-print.c: Likewise.
7963 * tracer.c: Likewise.
7964 * gengtype.c: Likewise.
7965 * tree-loop-distribution.c: Likewise.
7966 * tree-ssa-loop-unswitch.c: Likewise.
7967 * cgraph.c: Likewise.
7968 * cgraph.h: Likewise.
7969 * tree-ssa-loop-manip.c: Likewise.
7970 * value-prof.c: Likewise.
7971 * tree-ssa-loop-ch.c: Likewise.
7972 * tree-tailcall.c: Likewise.
7973 * value-prof.h: Likewise.
7976 * tree-pass.h: Likewise.
7977 * ipa-cp.c: Likewise.
7978 * tree-scalar-evolution.c: Likewise.
7979 * tree-scalar-evolution.h: Likewise.
7980 * target.h: Likewise.
7981 * lambda-mat.c: Likewise.
7982 * tree-phinodes.c: Likewise.
7983 * diagnostic.h: Likewise.
7984 * builtins.c: Likewise.
7985 * tree-ssa-alias-warnings.c: Likewise.
7986 * cfghooks.c: Likewise.
7987 * fold-const.c: Likewise.
7988 * cfghooks.h: Likewise.
7989 * omp-low.c: Likewise.
7990 * tree-ssa-dse.c: Likewise.
7991 * ipa-reference.c: Likewise.
7992 * tree-ssa-uncprop.c: Likewise.
7993 * toplev.c: Likewise.
7994 * tree-gimple.c: Likewise.
7995 * tree-gimple.h: Likewise.
7996 * tree-chrec.c: Likewise.
7997 * tree-chrec.h: Likewise.
7998 * tree-ssa-sccvn.c: Likewise.
7999 * tree-ssa-sccvn.h: Likewise.
8000 * cgraphunit.c: Likewise.
8001 * tree-ssa-copyrename.c: Likewise.
8002 * tree-ssa-ccp.c: Likewise.
8003 * tree-ssa-loop-ivopts.c: Likewise.
8004 * tree-nomudflap.c: Likewise.
8005 * tree-call-cdce.c: Likewise.
8006 * ipa-pure-const.c: Likewise.
8007 * c-format.c: Likewise.
8008 * tree-stdarg.c: Likewise.
8009 * tree-ssa-math-opts.c: Likewise.
8010 * tree-ssa-dom.c: Likewise.
8011 * tree-nrv.c: Likewise.
8012 * tree-ssa-propagate.c: Likewise.
8013 * ipa-utils.c: Likewise.
8014 * tree-ssa-propagate.h: Likewise.
8015 * tree-ssa-alias.c: Likewise.
8016 * gimple-low.c: Likewise.
8017 * tree-ssa-sink.c: Likewise.
8018 * ipa-inline.c: Likewise.
8019 * c-semantics.c: Likewise.
8020 * dwarf2out.c: Likewise.
8022 * tree-ssa-loop-ivcanon.c: Likewise.
8023 * predict.c: Likewise.
8024 * tree-ssa-loop.c: Likewise.
8025 * tree-parloops.c: Likewise.
8026 * tree-ssa-address.c: Likewise.
8027 * tree-ssa-ifcombine.c: Likewise.
8028 * matrix-reorg.c: Likewise.
8029 * c-decl.c: Likewise.
8030 * tree-eh.c: Likewise.
8031 * c-pretty-print.c: Likewise.
8032 * lambda-trans.c: Likewise.
8033 * function.c: Likewise.
8034 * langhooks.c: Likewise.
8035 * ebitmap.h: Likewise.
8036 * tree-vectorizer.c: Likewise.
8037 * function.h: Likewise.
8038 * langhooks.h: Likewise.
8039 * tree-vectorizer.h: Likewise.
8040 * ipa-type-escape.c: Likewise.
8041 * ipa-type-escape.h: Likewise.
8042 * domwalk.c: Likewise.
8043 * tree-if-conv.c: Likewise.
8044 * profile.c: Likewise.
8045 * domwalk.h: Likewise.
8046 * tree-data-ref.c: Likewise.
8047 * tree-data-ref.h: Likewise.
8048 * tree-flow-inline.h: Likewise.
8049 * tree-affine.c: Likewise.
8050 * tree-vect-analyze.c: Likewise.
8051 * c-typeck.c: Likewise.
8052 * gimplify.c: Likewise.
8053 * coretypes.h: Likewise.
8054 * tree-ssa-phiopt.c: Likewise.
8055 * calls.c: Likewise.
8056 * tree-ssa-coalesce.c: Likewise.
8057 * tree.def: Likewise.
8058 * tree-dfa.c: Likewise.
8059 * except.c: Likewise.
8060 * except.h: Likewise.
8061 * cfgexpand.c: Likewise.
8062 * tree-cfgcleanup.c: Likewise.
8063 * tree-ssa-pre.c: Likewise.
8064 * tree-ssa-live.c: Likewise.
8065 * tree-sra.c: Likewise.
8066 * tree-ssa-live.h: Likewise.
8067 * tree-predcom.c: Likewise.
8068 * lambda.h: Likewise.
8069 * tree-mudflap.c: Likewise.
8070 * ipa-prop.c: Likewise.
8071 * print-tree.c: Likewise.
8072 * tree-ssa-copy.c: Likewise.
8073 * ipa-prop.h: Likewise.
8074 * tree-ssa-forwprop.c: Likewise.
8075 * ggc-page.c: Likewise.
8076 * c-omp.c: Likewise.
8077 * tree-ssa-dce.c: Likewise.
8078 * tree-vect-patterns.c: Likewise.
8079 * tree-ssa-ter.c: Likewise.
8080 * tree-nested.c: Likewise.
8081 * tree-ssa.c: Likewise.
8082 * lambda-code.c: Likewise.
8083 * tree-ssa-loop-prefetch.c: Likewise.
8084 * tree-inline.c: Likewise.
8085 * tree-inline.h: Likewise.
8086 * tree-iterator.c: Likewise.
8087 * tree-optimize.c: Likewise.
8088 * tree-ssa-phiprop.c: Likewise.
8089 * tree-vect-transform.c: Likewise.
8090 * tree-object-size.c: Likewise.
8091 * tree-outof-ssa.c: Likewise.
8092 * cfgloop.c: Likewise.
8093 * system.h: Likewise.
8094 * tree-profile.c: Likewise.
8095 * cfgloop.h: Likewise.
8096 * c-gimplify.c: Likewise.
8097 * c-common.c: Likewise.
8098 * tree-vect-generic.c: Likewise.
8099 * tree-flow.h: Likewise.
8100 * c-common.h: Likewise.
8101 * basic-block.h: Likewise.
8102 * tree-ssa-structalias.c: Likewise.
8103 * tree-switch-conversion.c: Likewise.
8104 * tree-ssa-structalias.h: Likewise.
8105 * tree-cfg.c: Likewise.
8106 * passes.c: Likewise.
8107 * ipa-struct-reorg.c: Likewise.
8108 * ipa-struct-reorg.h: Likewise.
8109 * tree-ssa-reassoc.c: Likewise.
8110 * cfgrtl.c: Likewise.
8111 * varpool.c: Likewise.
8113 * tree-ssanames.c: Likewise.
8114 * tree-ssa-threadedge.c: Likewise.
8115 * langhooks-def.h: Likewise.
8116 * tree-ssa-operands.c: Likewise.
8117 * config/alpha/alpha.c: Likewise.
8118 * config/frv/frv.c: Likewise.
8119 * config/s390/s390.c: Likewise.
8120 * config/m32c/m32c.c: Likewise.
8121 * config/m32c/m32c-protos.h: Likewise.
8122 * config/spu/spu.c: Likewise.
8123 * config/sparc/sparc.c: Likewise.
8124 * config/i386/i386.c: Likewise.
8125 * config/sh/sh.c: Likewise.
8126 * config/xtensa/xtensa.c: Likewise.
8127 * config/stormy16/stormy16.c: Likewise.
8128 * config/ia64/ia64.c: Likewise.
8129 * config/rs6000/rs6000.c: Likewise.
8130 * config/pa/pa.c: Likewise.
8131 * config/mips/mips.c: Likewise.
8133 2008-07-28 Simon Baldwin <simonb@google.com>
8135 * c-pragma.c (handle_pragma_message): New function.
8136 (init_pragma): Register handle_pragma_message.
8137 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8140 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8142 PR tree-optimization/35252
8143 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8144 REALPART_EXPR to be considered as same load operation.
8146 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8148 PR tree-optimization/36830
8149 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8150 (expressions_equal_p): Return false if only one operand is null.
8152 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8154 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8155 version requirements.
8157 2008-07-26 Olivier Hainque <hainque@adacore.com>
8159 * collect2.c (symkind): New enum. Symbol kinds we care about.
8160 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8161 code and head comment accordingly.
8162 (scan_prog_file): Use symkind names instead of bare integers.
8164 2008-07-25 Jan Hubicka <jh@suse.cz>
8166 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8168 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8169 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8170 * dojump.c (clear_pending_stack_adjust): Likewise.
8171 * print-tree.c (print_node): Ignore DECL_INLINE.
8172 * tree-inline.c (inlinable_function_p): Likewise.
8174 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8176 * doc/extend.texi (hot attribute): Document that the hot attribute
8177 turns on -O3 for some ports.
8178 (cold attribute): Document that the cold attribute turns on -Os
8181 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8182 reflect function specific option support.
8184 * target.h (struct target_option_hooks): Add fields to say whether
8185 the cold attribute implies -Os and the hot attribute implies -O3.
8187 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8188 By default, do not turn on -Os for cold functions.
8189 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8190 not turn on -O3 for hot functions.
8192 * c-common.c (handle_hot_attribute): Use target hook to determine
8193 if hot functions should enable -O3.
8194 (handle_cold_attribute): Use target hook to determine if cold
8195 functions should enable -Os.
8197 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8198 (override_options): Move disable scheduling to
8199 optimization_options.
8200 (optimization_options): Disable scheduling here, not
8202 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8203 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8205 * config/ia64/ia64.c (ia64_override_options): Move setting
8206 scheduling flags to ia64_optimization_options.
8207 (ia64_optimization_options): Disable scheduling options here, and
8208 not in ia64_override_options.
8209 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8210 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8212 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8215 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8217 2008-07-25 Martin Jambor <mjambor@suse.cz>
8219 PR tree-optimization/36926
8220 * ipa-prop.c (ipa_analyze_call_uses): Call
8221 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8223 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8225 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8226 movv2si_internal): Add mem = reg alternative.
8228 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8231 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8232 DEFAULT_PCC_STRUCT_RETURN to 127.
8234 2008-07-24 Jan Hubicka <jh@suse.cz>
8236 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8237 (build_cgraph_edges): Likewise.
8238 * cgraph.c (cgraph_node): Do not update assembler hash.
8239 (cgraph_remove_node): Drop non-unit-at-a-time code.
8240 * tree-pass.h (pass_O0_always_inline): Remove.
8241 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8242 * toplev.c (process_options): Flag unit-at-a-time does not imply
8244 * cgraphunit.c: Update comments.
8245 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8246 (cgraph_assemble_pending_functions): Remove.
8247 (cgraph_reset_node): Drop non-unit-at-a-time code.
8248 (cgraph_finalize_function): Likewise.
8249 (cgraph_analyze_function): Likewise.
8250 (cgraph_finalize_compilation_unit): Likewise.
8251 (cgraph_expand_function): Likewise.
8252 (cgraph_optimize): Likesise.
8253 (save_inline_function_body): Likewise.
8254 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8255 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8256 * ipa-inline.c: Update comments.
8257 (enum inlining_mode): remove INLINE_SPEED.
8258 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8259 (cgraph_mark_inline_edge): Likewise.
8260 (try_inline): Likewise.
8261 (cgraph_decide_inlining_incrementally): Likewise.
8262 (cgraph_gate_inlining): Remove.
8263 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8264 (cgraph_gate_early_inlining): Likewise.
8265 (gate_inline_passes): Remove.
8266 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8267 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8268 pass_O0_always_inline): Remove.
8269 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8270 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8271 * opts.c (no_unit_at_a_time_default): Remove.
8272 (decode_options): Remove flag_unit_at_a_time reset and warning.
8273 * opts.h (no_unit_at_a_time_default): Remove.
8274 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8275 early in GNU dialect.
8276 (merge_decls): Update comment; drop unit-at-a-time check.
8277 (finish_decl): Likewise.
8278 (grok_declaration): Remove flag_inline_trees code.
8279 (finish_functions): Return on function returning non-void on all
8281 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8282 * cfgexpand.c (expand_one_static_var): Remove.
8283 (expand_one_var): Remove expand_one_static_var call.
8284 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8285 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8286 and flag_unit_at_a-time compatibility checks.
8287 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8288 * tree-inline.c (flag_inline_trees): Remove.
8289 (inlinable_function_p): Don't check it.
8290 (expand_call_inline): Remove non-unit-at-a-time code.
8291 * tree-inline.h (flag_inline_trees): Remove.
8292 * tree-optimize.c (execute_early_local_optimizations): Remove
8293 unit-at-a-time checks.
8294 (tree_rest_of_compilation): Likewise.
8295 * combine.c (setup_incoming_promotions): Likewise.
8296 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8297 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8298 * passes.c (pass_inline_parameters): Update comments; remove
8299 O0_alwaysinline pass.
8300 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8301 (execute_one_pass): Likewise.
8302 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8303 (ix86_function_sseregparm): Likewise.
8304 * arm.c (arm_function_in_section_p): Likewise.
8305 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8306 * varpool.c: Update comments.
8307 (decide_is_variable_needed): Remove unit-at-a-time checks.
8308 (varpool_finalize_decl): Likewise.
8310 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8312 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8314 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8316 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8318 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8319 imp symbol extension.
8321 2008-07-23 Ian Lance Taylor <iant@google.com>
8323 * tree-vrp.c (infer_value_range): Ignore asm statements when
8324 looking for memory accesses for -fdelete-null-pointer-checks.
8326 2008-07-24 Ben Elliston <bje@au.ibm.com>
8328 * config/spu/spu-c.c (__vector_keyword): New variable.
8329 (vector_keyword): Likewise.
8330 (spu_categorize_keyword): New function.
8331 (spu_macro_to_expand): Likewise.
8332 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8333 compiling an ISO C dialect.
8335 2008-07-24 Ben Elliston <bje@au.ibm.com>
8337 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8340 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8342 * configure: Regenerate.
8343 * configure.ac: Require texinfo 4.7.
8344 * doc/install.texi: Document texinfo 4.7 requirement.
8346 2008-07-23 Martin Jambor <mjambor@suse.cz>
8348 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8349 rather than for DECL_SAVED_TREE.
8350 * ipa-prop.c: Include diagnostic.h.
8351 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8353 (ipa_detect_param_modifications): Function rewritten from scratch.
8354 (ipa_compute_jump_functions): Changed accesses to modification flags.
8355 (ipa_free_node_params_substructures): Update flags destruction.
8356 (ipa_node_duplication_hook): Update flags duplication.
8357 (ipa_print_all_params_modified): Updated flag access.
8358 * ipa-prop.h (struct ipa_param_flags): New structure.
8359 (struct ipa_node_params): New field modification_analysis_done,
8360 modified_flags changed into param_flags.
8361 (ipa_is_ith_param_modified): Changed to use new flags.
8362 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8364 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8365 ipa-cp.c and split into two functions.
8366 (ipa_print_node_jump_functions): New function.
8367 (compute_scalar_jump_functions): New function.
8368 (type_like_member_ptr_p): New function.
8369 (compute_pass_through_member_ptrs): New function.
8370 (fill_member_ptr_cst_jump_function): New function.
8371 (determine_cst_member_ptr): New function.
8372 (compute_cst_member_ptr_arguments): New function.
8373 (ipa_compute_jump_functions): Complete rewrite.
8374 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8375 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8376 (struct ipa_member_ptr_cst): New structure.
8377 (union jump_func_value): New field member_cst.
8378 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8379 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8380 jump function types.
8381 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8382 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8383 instead of ipcp_print_all_jump_functions.
8384 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8385 only for replacable scalars.
8387 * doc/invoke.texi (Optimize options): Add description of
8388 -findirect-inlining.
8389 * common.opt (flag_indirect_inlining): New flag.
8390 * opts.c (decode_options): Set flag_indirect_inlining when
8393 * ipa-inline.c: Include ipa-prop.h.
8394 (inline_indirect_intraprocedural_analysis): New function.
8395 (inline_generate_summary): Allocate parameter and argument info
8396 structures, call inline_indirect_intraprocedural_analysis on each
8397 node when doing indirect inlining and deallocate indirect inlining
8398 data structures in the end.
8399 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8400 (free_all_ipa_structures_after_iinln): New function.
8401 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8403 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8405 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8406 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8407 of computing the frequency separately.
8408 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8409 of computing the frequency separately.
8410 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8411 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8412 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8413 (ipa_get_stmt_member_ptr_load_param): New function.
8414 (ipa_is_ssa_with_stmt_def): New function.
8415 (ipa_note_param_call): New function.
8416 (ipa_analyze_call_uses): New function.
8417 (ipa_analyze_stmt_uses): New function.
8418 (ipa_analyze_params_uses): New function.
8419 (ipa_free_node_params_substructures): Also free the param_calls linked
8421 (ipa_node_duplication_hook): Also duplicate the param_calls
8423 (ipa_print_node_param_flags): New function.
8424 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8425 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8426 * ipa-prop.h (struct ipa_param_flags): New field called.
8427 (struct ipa_param_call_note): New structure.
8428 (struct ipa_node_params): New fields param_calls and
8430 (ipa_is_ith_param_called): New function.
8431 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8432 ipa_analyze_params_uses and dump parameter flags.
8434 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8435 ipa_propagate_indirect_call_infos if performing indirect inlining,
8436 pass a new parameter new_edges to it.
8437 (add_new_edges_to_heap): New fucntion.
8438 (cgraph_decide_inlining_of_small_functions): New vector
8439 new_indirect_edges for newly found indirect edges , call
8440 ipa_propagate_indirect_call_infos after inlining.
8441 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8442 inlining if performing indirect inlining. Call
8443 free_all_ipa_structures_after_iinln when doing so too.
8444 (inline_generate_summary): Do not call
8445 free_all_ipa_structures_after_iinln here.
8446 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8447 (print_edge_addition_message): New function.
8448 (update_call_notes_after_inlining): New function.
8449 (propagate_info_to_inlined_callees): New function.
8450 (ipa_propagate_indirect_call_infos): New function.
8451 * ipa-prop.h: Include cgraph.h
8452 (struct ipa_param_call_note): Fields reordered, new field processed.
8453 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8455 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8456 rediscovered call statements.
8457 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8458 (dump_cgraph_node): Dump also the indirect_call flag.
8459 (cgraph_clone_edge): Copy also the indirect_call flag.
8460 * tree-inline.c (copy_bb): Do not check for fndecls from call
8461 expressions, check for edge availability when moving clones.
8462 (get_indirect_callee_fndecl): New function.
8463 (expand_call_inline): If callee declaration is not apprent from
8464 the statement, try calling get_indirect_callee_fndecl. Do not
8465 issue warnings or call sorry when not inlinings an indirect edge.
8466 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8468 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8469 bit more frandly to matching.
8470 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8471 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8472 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8474 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8477 * opth-gen.awk: Suppress function specific features when building
8479 * optc-gen.awk: Ditto.
8481 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8484 * diagnostic.c (pedwarn): Add opt parameter.
8486 * c-tree.h (pedwarn_init): Add opt parameter.
8487 (pedwarn_c90): Likewise.
8488 (pedwarn_c99): Likewise.
8489 * c-errors.c (pedwarn_c99): Likewise.
8490 (pedwarn_c90): Likewise.
8491 * toplev.h (pedwarn): Update declaration.
8492 (pedwarn0): Declare.
8493 * c-lex.c: All calls to pedwarn changed.
8494 * builtins.c: All calls to pedwarn changed.
8495 * toplev.c: All calls to pedwarn changed.
8496 * c-decl.c: All calls to pedwarn changed.
8497 * c-typeck.c: All calls to pedwarn changed.
8498 * c-common.c: All calls to pedwarn changed.
8499 * c-parser.c: All calls to pedwarn changed.
8501 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8502 Karthik Kumar <karthikkumar@gmail.com>
8504 * attribs.c (file scope): Include c-common.h.
8505 (decl_attributes): Add support for #pragma GCC optimize and
8508 * targhooks.c (default_can_inline_p): New function that is the
8509 default for the TARGET_CAN_INLINE_P target hook.
8511 * targhooks.h (default_can_inline_p): Add declaration.
8513 * tree.c (cl_optimization_node): New static tree for building
8514 OPTIMIZATION_NODE tree.
8515 (cl_target_option_node): New static tree for building
8516 TARGET_OPTION_NODE tree.
8517 (cl_option_hash_table): New hash table for hashing
8518 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8519 (cl_option_hash_hash): New function to provide the hash value for
8520 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8521 (cl_option_hash_eq): New function to provide an equality test for
8522 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8523 (tree_code_size): Add support for OPTIMIZATION_NODE and
8524 TARGET_OPTION_NODE trees.
8525 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8526 TARGET_OPTION_NODE trees.
8527 (build_optimization_node): Build a tree that has all of the
8528 current optimization options.
8529 (build_target_option_node): Build a tree that has the target
8530 options that might be changed on a per function basis.
8532 * tree.h (file scope): Include options.h.
8533 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8534 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8535 (TREE_OPTIMIZATION): Ditto.
8536 (TREE_TARGET_SPECIFIC): Ditto.
8537 (struct tree_function_decl): Add fields for remembering the
8538 current optimization options and target specific options.
8539 (struct tree_optimization_option): New tree variant that remembers
8540 the optimization options.
8541 (struct tree_target_option): New tree variant that remembers the
8542 target specific flags that might change for compiling a particular
8544 (union tree_node): Include tree_optimization_option and
8545 tree_target_option fields.
8546 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8547 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8548 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8549 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8550 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8551 optimization and target options.
8552 (optimization_default_node): New macro to refer to global_trees
8554 (optimization_current_node): Ditto.
8555 (optimization_cold_node): Ditto.
8556 (optimization_hot_node): Ditto.
8557 (target_option_default_node): Ditto.
8558 (target_option_current_node): Ditto.
8559 (current_option_pragma): Ditto.
8560 (current_optimize_pragma): Ditto.
8562 * target.h (struct gcc_target): Add valid_option_attribute_p,
8563 target_option_save, target_option_restore, target_option_print,
8564 target_option_pragma_parse, and can_inline_p hooks.
8566 * toplev.h (parse_optimize_options): Add declaration.
8567 (fast_math_flags_struct_set_p): Ditto.
8569 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8570 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8573 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8574 tree_can_inline_p hook to see if one function can inline another.
8575 (cgraph_decide_inlining): Ditto.
8576 (cgraph_decide_inlining_incrementally): Ditto.
8578 * opts.c (decode_options): Add support for running multiple times
8579 to allow functions with different target or optimization options
8580 than was specified on the command line.
8581 (fast_math_flags_struct_set_p): New function that is similar to
8582 fast_math_flags_set_p, except it uses the values in the
8583 cl_optimization structure instead of global variables.
8585 * optc-gen.awk: Add support for TargetSave to allow a back end to
8586 declare new fields that need to be saved when using function
8587 specific options. Include flags.h and target.h in the options.c
8588 source. Add support for Save to indicate which options can be set
8589 for individual functions. Generate cl_optimize_save,
8590 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8591 cl_target_option_restore, cl_target_option_print functions to
8592 allow functions to use different optimization or target options.
8594 * opt-functions.awk (var_type_struct): Return the type used for
8595 storing the field in a structure.
8597 * opth-gen.awk: Add support for TargetSave to allow a back end to
8598 declare new fields that need to be saved when using function
8599 specific options. Add support for Save to indicate which options
8600 can be set for individual functions. Only generate one extern for
8601 Mask fields. Generate cl_optimization and cl_target_option
8602 structures to remember optimization and target options.
8604 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8605 collecting new tree nodes.
8606 (TS_TARGET_OPTION): Ditto.
8608 * c-decl.c (merge_decls): Merge function specific target and
8609 optimization options.
8611 * function.c (invoke_set_current_function_hook): If the function
8612 uses different optimization options, change the global variables
8615 * coretypes.h (struct cl_optimization): Add forward reference.
8616 (struct cl_target_option): Ditto.
8618 * c-pragma.c (option_stack): New static vector to remember the
8619 current #pragma GCC option stack.
8620 (handle_pragma_option): New function to support #pragma GCC option
8621 to change target options.
8622 (optimize_stack): New static vector to remember the current
8623 #pragma GCC optimize stack.
8624 (handle_pragma_optimize): New function to support #pragma GCC
8625 optimize to change optimization options.
8626 (init_pragma): Add support for #pragma GCC optimize and #pragma
8629 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8630 optimization options.
8631 (TARGET_OPTION_NODE): New tree code for remembering certain target
8634 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8635 TARGET_OPTION_NODE trees.
8637 * common.opt (-O): Add Optimization flag.
8639 (-fmath-errno): Ditto.
8640 (-falign-functions): Add UInteger flag to make sure flag gets full
8641 int in cl_optimization structure.
8642 (-falign-jumps): Ditto.
8643 (-falign-labels): Ditto.
8644 (-falign-loops): Ditto.
8645 (-fsched-stalled-insns): Ditto.
8646 (-fsched-stalled-insns-dep): Ditto.
8648 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8650 (TARGET_OPTION_SAVE): Ditto.
8651 (TARGET_OPTION_RESTORE): Ditto.
8652 (TARGET_OPTION_PRINT): Ditto.
8653 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8654 (TARGET_CAN_INLINE_P): Ditto.
8655 (TARGET_INITIALIZER): Add new hooks.
8657 * tree-inline.c (tree_can_inline_p): New function to determine
8658 whether one function can inline another. Check if the functions
8659 use compatible optimization options, and also call the backend
8662 * tree-inline.h (tree_can_inline_p): Add declaration.
8664 * c-common.c (c_common_attribute): Add support for option and
8665 optimize attributes.
8666 (handle_option_attribute): Add support for the option attribute to
8667 allow the user to specify different target options for compiling a
8669 (handle_optimize_attribute): Add support for the optimize
8670 attribute to allow the user to specify different optimization
8671 options for compiling a specific function.
8672 (handle_hot_attribute): Turn on -O3 optimization for this one
8673 function if it isn't the default optimization level.
8674 (handle_cold_attribute): Turn on -Os optimization for this one
8675 function if it insn't the default optimization.
8676 (const_char_p): New const char * typedef.
8677 (optimize_args): New static vector to remember the optimization
8679 (parse_optimize_options): New function to set up the optimization
8680 arguments from either the optimize attribute or #pragma GCC optimize.
8682 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8683 (builtin_define_std): Ditto.
8685 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8686 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8687 (x86_64-*-*): Ditto.
8689 * Makefile.in (TREE_H): Add options.h.
8690 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8692 * doc/extend.texi (option attribute): Document new attribute.
8693 (optimize attribute): Ditto.
8694 (hot attribute): Document hot attribute sets -O3.
8695 (cold attribute): Document cold attribute sets -Os.
8696 (#pragma GCC option): Document new pragma.
8697 (#pragma GCC optimize): Ditto.
8699 * doc/options.texi (TargetSave): Document TargetSave syntax.
8700 (UInteger): Document UInteger must be used for certain flags.
8701 (Save): Document Save option to create target specific options
8702 that can be saved/restored on a function specific context.
8704 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8705 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8707 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8708 (TARGET_OPTION_SAVE): Ditto.
8709 (TARGET_OPTION_RESTORE): Ditto.
8710 (TARGET_OPTION_PRINT): Ditto.
8711 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8712 (TARGET_CAN_INLINE_P): Ditto.
8714 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8716 (-mfpmath=both): Ditto.
8718 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8719 Karthik Kumar <karthikkumar@gmail.com>
8721 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8722 (TARGET_POPCNT): Ditto.
8723 (TARGET_SAHF): Ditto.
8724 (TARGET_AES): Ditto.
8725 (TARGET_PCLMUL): Ditto.
8726 (TARGET_CMPXCHG16B): Ditto.
8727 (TARGET_RECIP): Move switch into target_flags.
8728 (TARGET_FUSED_MADD): Ditto.
8729 (ix86_arch_features): Make an unsigned char type.
8730 (ix86_tune_features): Ditto.
8731 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8732 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8733 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8735 * config/i386/i386.opt (arch): New TargetSave field to define
8736 fields that need to be saved for function specific option support.
8739 (branch_cost): Ditto.
8740 (ix86_isa_flags_explicit): Ditto.
8741 (tune_defaulted): Ditto.
8742 (arch_specified): Ditto.
8743 (-m128-long-double): Add Save flag to save option for target
8744 specific option support.
8746 (-maccumulate-outgoing-args): Ditto.
8747 (-malign-double): Ditto.
8748 (-malign-stringops): Ditto.
8749 (-mfancy-math-387): Ditto.
8750 (-mhard-float): Ditto.
8752 (-minline-all-stringops): Ditto.
8753 (-minline-stringops-dynamically): Ditto.
8754 (-mms-bitfields): Ditto.
8755 (-mno-align-stringops): Ditto.
8756 (-mno-fancy-math-387): Ditto.
8757 (-mno-push-args): Ditto.
8758 (-mno-red-zone): Ditto.
8759 (-mpush-args): Ditto.
8760 (-mred-zone): Ditto.
8762 (-msseregparm): Ditto.
8763 (-mstack-arg-probe): Ditto.
8778 (-mrecip): Move flag into target_flags.
8780 (-mno-fused-madd): Ditto.
8781 (-mfused-madd): Ditto.
8782 (-mabm): Move flag into ix86_isa_flags.
8789 * config/i386/i386-c.c: New file for #pragma support.
8790 (ix86_target_macros_internal): New function to #define or #undef
8791 target macros based when the user uses the #pragma GCC option to
8792 change target options.
8793 (ix86_pragma_option_parse): New function to add #pragma GCC option
8795 (ix86_target_macros): Move defining the target macros here from
8796 TARGET_CPU_CPP_BUILTINS in i386.h.
8797 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8798 defined, initialize any subtarget #pragmas.
8800 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8801 REGISTER_TARGET_PRAGMAS.
8803 * config/i386/t-i386: New file for x86 dependencies.
8804 (i386.o): Make dependencies mirror the include files used.
8805 (i386-c.o): New file, add dependencies.
8807 * config/i386/i386-protos.h (override_options): Add bool argument.
8808 (ix86_valid_option_attribute_tree): Add declaration.
8809 (ix86_target_macros): Ditto.
8810 (ix86_register_macros): Ditto.
8812 * config/i386/i386.c (ix86_tune_features): Move initialization of
8813 the target masks to initial_ix86_tune_features to allow functions
8814 to have different target options. Make type unsigned char,
8815 instead of unsigned int.
8816 (initial_ix86_tune_features): New static vector to hold processor
8817 masks for the tune variables.
8818 (ix86_arch_features): Move initialization of the target masks to
8819 initial_ix86_arch_features to allow functions to have different
8820 target options. Make type unsigned char, instead of unsigned int.
8821 (initial_ix86_arch_features): New static vector to hold processor
8822 masks for the arch variables.
8823 (enum ix86_function_specific_strings): New enum to describe the
8824 string options used for attribute((option(...))).
8825 (ix86_target_string): New function to return a string that
8826 describes the target options.
8827 (ix86_debug_options): New function to print the current options in
8829 (ix86_function_specific_save): New function hook to save the
8830 function specific global variables in the cl_target_option structure.
8831 (ix86_function_specific_restore): New function hook to restore the
8832 function specific variables from the cl_target_option structure to
8833 the global variables.
8834 (ix86_function_specific_print): New function hook to print the
8835 target specific options in the cl_target_option structure.
8836 (ix86_valid_option_attribute_p): New function hook to validate
8837 attribute((option(...))) arguments.
8838 (ix86_valid_option_attribute_tree): New function that is common
8839 code between attribute((option(...))) and #pragma GCC option
8840 support that parses the options and returns a tree holding the options.
8841 (ix86_valid_option_attribute_inner_p): New helper function for
8842 ix86_valid_option_attribute_tree.
8843 (ix86_can_inline_p): New function hook to decide if one function
8844 can inline another on a target specific basis.
8845 (ix86_set_current_function); New function hook to switch target
8846 options if the user used attribute((option(...))) or #pragma GCC
8848 (ix86_tune_defaulted): Move to static file scope from
8850 (ix86_arch_specified): Ditto.
8851 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8853 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8854 (OPTION_MASK_ISA_ABM_SET): Ditto.
8855 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8856 (OPTION_MASK_ISA_CX16_SET): Ditto.
8857 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8858 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8859 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8860 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8861 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8862 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8863 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8864 (struct ptt): Move to static file scope from override_options.
8865 (processor_target_table): Ditto.
8867 (ix86_handle_option): Add support for options that are now isa options.
8868 (override_options): Add support for declaring functions that
8869 support different target options than were specified on the
8870 command line. Move struct ptt, processor_target_table, cpu_names,
8871 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8872 Add bool argument. Fix up error messages so the appropriate error
8873 is given for either command line or attribute.
8874 (ix86_previous_fndecl): New static to remember previous function
8875 declaration to see if we need to change target options.
8876 (ix86_builtins_isa): New array to record the ISA of each builtin
8878 (def_builtin): Always create the builtin function, even if the
8879 current ISA doesn't support it.
8880 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8881 tests for those builtins.
8882 (ix86_init_builtins): Remove TARGET_MMX test for calling
8883 ix86_init_mmx_sse_builtins.
8884 (ix86_expand_builtin): If the current ISA doesn't support a given
8885 builtin, signal an error.
8886 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8887 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8888 (TARGET_OPTION_SAVE): Ditto.
8889 (TARGET_OPTION_RESTORE): Ditto.
8890 (TARGET_OPTION_PRINT): Ditto.
8891 (TARGET_CAN_INLINE_P): Ditto.
8893 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8895 * c-typeck.c (build_external_ref): Don't call assemble_external.
8896 * final.c (output_operand): Call assemble_external.
8898 2008-07-21 DJ Delorie <dj@redhat.com>
8900 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8901 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8903 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8905 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8906 original insn and splitter contents into ...
8907 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8908 flag_unsafe_math_optimizations. Add dummy scratch register.
8909 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8910 !flag_unsafe_math_optimizations. Returns number with next
8911 highest magnitude if this is still less or equal to the true
8912 quotient in magnitude.
8914 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8916 * Makefile.in: Replace toplev.h with TOPLEV_H.
8917 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8918 * c-lex.c (fe_file_change): Don't set in_system_header.
8919 * c-parser.c (c_token): Remove in_system_header.
8920 (c_lex_one_token): Don't set in_system_header.
8921 (c_parser_set_source_position_from_token): Don't set in_system_header.
8922 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8925 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8926 * flags.h (in_system_header): Remove.
8927 * function.c (saved_in_system_header): Remove.
8928 (push_cfun): Don't set in_system_header.
8929 (pop_cfun): Don't set in_system_header.
8930 (push_struct_function): Don't set in_system_header.
8931 * input.h (expanded_location): Add sysp.
8932 (in_system_header_at): New.
8933 (in_system_header): New.
8934 * toplev.c (in_system_header): Remove.
8935 * toplev.h: Include input.h
8937 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8938 * tree-ssa.c (warn_uninit): Call warning_at.
8939 (warn_uninitialized_var): Update calls to warn_uninit.
8940 (warn_uninitialized_phi): Update calls to warn_uninit.
8941 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8942 (expand_location): Initialize xloc.sysp.
8943 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8944 (tree_decl_with_vis): Remove in_system_header_flag.
8946 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8949 * recog.c (asm_operand_ok): Change the order of the extra
8950 memory constraint checks.
8952 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8955 * tree-switch-conversion.c (build_one_array): Call
8956 varpool_mark_needed_node and varpool_finalize_decl
8957 instead of assemble_variable.
8959 2008-07-19 Jan Hubicka <jh@suse.cz>
8961 * cgraph.c (cgraph_add_new_function): Do early local passes.
8962 * tree-nrv.c (gate_pass_return_slot): New gate.
8963 (pass_nrv): Add the gate.
8964 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8966 (coalesce_ssa_name): Coalesce SSA names.
8967 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8968 not optimizing so unused user vars remains visible.
8969 * common.opt (flag_tree_ter): Always enable by default.
8970 * tree-ssa-ter.c: Include flags.h
8971 (is_replaceable_p): Check that locations match; when aliasing
8972 is missing be conservative about loads.
8973 * tree-optimize.c (gate_init_datastructures): Remove.
8974 (pass_init_datastructures): New.
8975 * passes.c: Reorder passes so we always go into SSA.
8977 2008-07-19 Jan Hubicka <jh@suse.cz>
8979 * doc/extend.texi (flatten attribute): Remove note about
8981 * doc/invoke.texi (--combine): Likewise.
8982 (-finline-functions-called-once): Update levels when enabled.
8983 (-funit-at-a-time): Document new behaviour.
8984 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8985 -fno-section-anchors when disabled explicitly.
8986 (inline params): They are not ignored now.
8987 (precompiled headers): Remove unit-at-a-time as being incompatible.
8988 * opts.c (decode_options): Handle unit-at-a-time as alias;
8989 imply -fno-section-anchors when toplevel reorder is disabled
8991 * common.opt (ftoplevel-reorder): Set default value to 2.
8992 (funit-at-a-time): Set default value to 1.
8993 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8996 2008-07-19 Jan Hubicka <jh@suse.cz>
8998 * builtins.c (expand_builtin_int_roundingfn,
8999 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9002 2008-07-19 Richard Guenther <rguenther@suse.de>
9005 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9006 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9007 * tree-ssa-pre.c (get_expr_value_id): For newly created
9008 constant value-ids make sure to add the expression to its
9011 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9014 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9015 return value of the builtin is ignored.
9017 2008-07-19 Olivier Hainque <hainque@adacore.com>
9019 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9020 bits, a C conformant malloc implementation has to provide.
9021 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9023 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9027 * reload.c (find_reloads_subreg_address): Only reload address if
9028 reloaded == 0, not for reloaded != 1.
9031 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9032 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9033 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9034 m32c_legitimize_reload_address.
9036 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9037 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9038 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9040 2008-07-19 Olivier Hainque <hainque@adacore.com>
9042 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9043 argument, saying whether nested array are to be collapsed
9044 into a single array type DIE with multiple subscripts.
9045 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9046 issues, centralize the nested array types collapsing control and
9047 disable the transformation for Ada.
9049 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9052 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9054 (x86_64_shift_adj_2): New expander.
9055 (x86_64_shift_adj_3): Ditto.
9056 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9057 to split TImode operands.
9058 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9059 (ix86_split_lshr): Ditto.
9061 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9063 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9064 and __CHAR32_TYPE__.
9065 * c-typeck.c (digest_init): Support char16_t and char32_t.
9066 (set_nonincremental_init_from_string): Idem.
9068 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9071 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9072 PREFERRED_STACK_BOUNDARY.
9073 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9075 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9078 * function.c (locate_and_pad_parm): Cap boundary earlier.
9080 2008-07-17 Julian Brown <julian@codesourcery.com>
9082 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9083 no-op for targets which don't use DLLs.
9085 2008-07-17 Martin Jambor <mjambor@suse.cz>
9087 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9088 that nodes are relevant by examining the node->analyzed flag.
9089 (ipcp_init_stage): Check which nodes are relevant, assert that the
9090 relevant ones are also required.
9091 (ipcp_propagate_stage): Check on the side arrays are properly
9093 (ipcp_print_all_jump_functions): Make sure not to touch any node
9094 that is not analyzed or an edge that does not have a corresponding
9095 entry in the on-the-side vectors.
9096 (ipcp_function_scale_print): Likewise.
9097 (ipcp_update_callgraph): Check that the node is relevant.
9098 (ipcp_insert_stage): Check that the node is relevant. Check there is
9099 an info for every node and edge.
9100 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9101 (ipa_print_all_tree_maps): Likewise and a new variable info.
9102 (ipa_print_all_params_modified): Likewise.
9103 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9105 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9108 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9110 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9112 PR rtl-optimization/36753
9113 * fwprop.c (use_killed_between): Don't shortcut
9114 single-definition global registers.
9116 2008-07-16 Jan Hubicka <jh@suse.cz>
9118 * cgraph.h (varpool_empty_needed_queue): Declare.
9119 * cgraphunit.c (output_in_order): Mark all variables as needed;
9121 * varpool.c (varpool_assemble_node): Update debug queue.
9122 (varpool_assemble_pending_decls): Don't do it here.
9123 (varpool_empty_needed_queue): New function.
9125 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9127 * recog.c (peephole2_optimize): Fix formatting.
9129 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9131 * c-pch.c (get_ident): Avoid C++ keywords.
9132 * combine-stack-adj.c (single_set_for_csa): Likewise.
9133 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9134 output_asm_insn): Likewise.
9135 * reload.c (push_secondary_reload, find_reusable_reload,
9136 push_reload, combine_reloads, find_reloads,
9137 debug_reload_to_stream): Likewise.
9138 * reload.h (struct reload): Likewise.
9139 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9140 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9141 emit_output_reload_insns): Likewise.
9142 * targhooks.c (default_secondary_reload): Likewise.
9143 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9145 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9147 * recog.c (validate_change_1, validate_change,
9148 validate_unshare_change, validate_replace_rtx_1, struct
9149 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9151 * reload.c (push_secondary_reload, secondary_reload_class,
9152 scratch_reload_class, find_valid_class, find_reusable_reload,
9153 push_reload, find_dummy_reload, find_reloads_address_1,
9154 find_reloads_address_part, find_equiv_reg): Likewise.
9155 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9156 choose_reload_regs): Likewise.
9157 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9159 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9160 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9161 * sched-rgn.c (concat_INSN_LIST): Likewise.
9162 * stor-layout.c (mode_for_size, mode_for_size_tree,
9163 smallest_mode_for_size): Likewise.
9165 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9167 * cfg.c (dump_reg_info): Avoid C++ keywords.
9168 * dwarf2asm.c (dw2_force_const_mem,
9169 dw2_asm_output_encoded_addr_rtx): Likewise.
9170 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9171 * expmed.c (expand_shift): Likewise.
9172 * global.c (find_reg): Likewise.
9173 * graph.c (draw_edge): Likewise.
9174 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9175 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9176 widen_clz, widen_bswap, expand_parity, expand_unop,
9177 emit_cmp_and_jump_insn_1): Likewise.
9178 * postreload.c (reload_cse_simplify_operands): Likewise.
9179 * ra.h (add_neighbor): Likewise.
9180 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9181 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9182 record_reg_classes, copy_cost, record_address_regs,
9183 invalid_mode_change_p): Likewise.
9184 * regrename.c (regrename_optimize, scan_rtx_reg,
9185 dump_def_use_chain, find_oldest_value_reg,
9186 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9188 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9190 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9191 MASK_POWERPC64 for power4 in previous commit.
9193 2008-07-16 Olivier Hainque <hainque@adacore.com>
9195 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9196 instead of bare conversion to cast const-ness away.
9198 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9200 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9201 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9202 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9203 (TARGET_FUNCTION_VALUE): Define.
9205 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9207 * config/rs6000/rs6000.c (processor_target_table): Add
9208 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9210 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9213 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9214 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9215 m32c_legitimize_reload_address.
9217 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9219 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9220 DECL_IN_SYSTEM_HEADER in sync.
9222 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9224 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9225 * tree-ssa-pre.c (pre_expr_eq): Ditto
9226 (get_constant_for_value_id): Take a type as an argument.
9227 (fully_constant_expression): Pass in type.
9228 (find_or_generate_expression): Short circuit constant case.
9229 (create_expression_by_pieces): Remove special casing of
9231 (do_regular_insertion): Short circuit constant case.
9232 (do_partial_partial_insertion): Ditto.
9234 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9237 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9239 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9241 * config/xtensa/libgcc-xtensa.ver: New file.
9242 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9244 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9246 * df-problems.c (df_set_note): Avoid C++ keywords.
9247 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9248 * dse.c (record_store, remove_useless_values): Likewise.
9249 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9250 gen_reg_rtx_offset, operand_subword, change_address_1,
9251 change_address, adjust_address_1, offset_address,
9252 widen_memory_access, emit_copy_of_insn_after): Likewise.
9253 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9254 * fwprop.c (should_replace_address, propagate_rtx_1,
9255 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9257 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9258 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9259 * lcm.c (compute_insert_delete, pre_edge_lcm,
9260 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9261 * lower-subreg.c (resolve_reg_notes): Likewise.
9262 * mode-switching.c (optimize_mode_switching): Likewise.
9264 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9266 * bt-load.c (add_btr_def, migrate_btr_def,
9267 branch_target_load_optimize): Avoid C++ keywords.
9268 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9270 * combine.c (subst, simplify_set, make_extraction,
9271 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9272 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9273 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9275 2008-07-15 Richard Guenther <rguenther@suse.de>
9278 * c-common.c (strict_aliasing_warning): Do not warn for
9279 TYPE_REF_CAN_ALIAS_ALL pointers.
9280 (c_common_get_alias_set): may_alias types are not special.
9281 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9282 attribute and set can_ref_all accordingly.
9283 (build_reference_type_for_mode): Likewise.
9284 * doc/extend.texi (may_alias): Clarify.
9286 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9289 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9290 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9292 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9295 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9296 gcc_assert, instead call output_operand_lossage.
9298 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9300 * builtins.c (std_canonical_va_list): Treat structure based
9303 2008-07-15 Ben Elliston <bje@au.ibm.com>
9305 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9307 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9309 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9312 2008-07-14 Jan Hubicka <jh@suse.cz>
9314 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9315 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9316 fix predicates and constraints.
9317 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9318 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9320 2008-07-14 Doug Kwan <dougkwan@google.com>
9322 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9323 additional option file arm/eabi.opt.
9324 * config/arm/eabi.h (File): New configuration file for EABI targets.
9325 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9326 SUBSUBTARGET_EXTRA_SPECS.
9327 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9328 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9329 from STARTFILE_SPEC so that it can be referenced in an override.
9330 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9331 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9332 can be referenced in an override.
9333 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9334 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9335 so that it can be referenced in an override.
9336 (LINK_SPEC): Use BPABI_LINK_SPEC.
9337 * config/arm/eabi.opt (File): New.
9339 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9341 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9342 (FIXED_VALUE_H): New variable.
9343 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9344 input.h, fixed-value.h.
9345 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9346 (BASIC_BLOCK_H): Use $(BITMAP_H).
9347 (FUNCTION_H): Add varray.h.
9348 (IPA_REFERENCE_H): Use $(BITMAP_H).
9349 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9350 (DF_H): Use $(BITMAP_H).
9351 (GGC_H): Add statistics.h.
9353 (INSN_ATTR_H): Use it.
9354 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9356 (SYMTAB_H): Add $(OBSTACK_H).
9357 (CPP_INTERNAL_H): New.
9358 (TREE_DUMP_H): Add tree-pass.h.
9359 (TREE_FLOW_H): Use $(BITMAP_H)
9360 (PRETTY_PRINT_H): Use $(INPUT_H).
9361 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9364 (many object files): Fix lots of header dependencies throughout.
9366 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9368 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9370 (s-gtyp-input): Use them to write tmp-gi.list.
9371 (echo_to_gi.list): Remove.
9373 2008-07-14 Richard Guenther <rguenther@suse.de>
9375 * tree-ssa-sccvn.c (pre_info): Remove.
9376 (switch_to_PRE_table): Likewise.
9377 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9378 (set_hashtable_value_ids): Do not create value-ids for the
9380 (run_scc_vn): Remove double test. Remove bogus special-case
9381 in value-number printing.
9382 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9383 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9385 * tree-flow-inline.h (get_value_handle): Remove.
9386 * tree-flow.h (get_value_handle): Remove.
9388 2008-07-14 Martin Jambor <mjambor@suse.cz>
9390 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9391 in which we generate arithmetics is not a subrange.
9393 2008-07-14 Martin Jambor <mjambor@suse.cz>
9395 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9397 2008-07-14 Richard Guenther <rguenther@suse.de>
9399 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9401 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9404 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9405 reload for symbol refs moved to r0 with -fPIC.
9406 (legitimize_pic_address): Use the target register as temporary
9408 (emit_symbolic_move): Adjust comment.
9409 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9412 2008-07-14 Ben Elliston <bje@au.ibm.com>
9414 * c-common.h (C_CPP_HASHNODE): New macro.
9415 * coretypes.h (struct cpp_token): Forward declare.
9416 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9417 the context-sensitive keyword method.
9418 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9419 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9420 expand_bool_pixel): New.
9421 (altivec_categorize_keyword): New function.
9422 (init_vector_keywords): New function.
9423 (rs6000_macro_to_expand): Likewise.
9424 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9425 compiling an ISO C dialect.
9427 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9429 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9430 (create_expression_by_pieces): Fix typo.
9431 (do_regular_insertion): Use debug counter here too.
9433 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9436 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9437 CONST_OK_FOR_LETTER_P. All port-local users changed.
9438 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9439 implement Kp matching power-of-two.
9440 (CONSTRAINT_LEN): Define to match.
9441 * config/cris/cris.md: Replace all use of constraint K with Kc.
9442 ("*btst*): Use Kp for operand 0 of last alternative.
9444 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9447 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9450 2008-07-13 Jan Hubicka <jh@suse.cz>
9452 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9455 2008-07-13 Richard Guenther <rguenther@suse.de>
9458 * langhooks.c (lhd_print_error_function): Deal with recursive
9461 2008-07-12 Jan Hubicka <jh@suse.cz>
9463 * cgraph.c (assembler_name_hash): New static var.
9464 (hash_node_by_assembler_name, eq_assembler_name): New.
9465 (cgraph_node_for_asm): Use hashtable.
9466 (cgraph_remove_node): Maintain hashtable.
9467 (change_decl_assembler_name): Sanity check that names are not changing
9468 after aliasing was processed.
9469 * cgraph.h (varpoon_node): Add next GGC marker.
9470 * tree.c (decl_assembler_name_equal): Constify.
9471 (decl_assembler_name_hash): New.
9472 * tree.h (decl_assembler_name_equal): Constify.
9473 (decl_assembler_name_hash): Update.
9475 2008-07-12 David Daney <ddaney@avtrex.com>
9477 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9480 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9482 * doc/md.texi: Document the MIPS "v" constraint.
9483 * config/mips/mips.h (reg_class): Revert last change.
9484 (REG_CLASS_NAMES): Likewise.
9485 (REG_CLASS_CONTENTS): Likewise.
9486 * config/mips/mips.c (mips_regno_to_class): Likewise.
9487 * config/mips/constraints.md (v): Likewise, but add documentation.
9488 Add a comment to say that this constraint should not be used in
9491 2008-07-11 DJ Delorie <dj@redhat.com>
9493 * config/h8300/h8300.md (length): Fix branch offset limit.
9495 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9497 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9498 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9499 (avr_hard_regno_scratch_ok): New function.
9500 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9501 * config/avr/avr.md (all peepholes that request a scratch register):
9502 Remove avr_peep2_scratch_safe use.
9504 2008-07-11 Tom Tromey <tromey@redhat.com>
9505 Ian Lance Taylor <iant@google.com>
9507 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9508 (struct c_common_resword): Define.
9509 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9510 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9511 (c_common_reswords, num_c_common_reswords): Declare.
9512 * c-common.c (c_common_reswords): New global const array.
9513 (num_c_common_reswords): New const int.
9514 * c-parser.c (struct resword, reswords): Don't define.
9515 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9516 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9517 than reswords. If warning about C++ keywords, give them a special
9519 (c_lex_one_token): Warn about C++ keywords. Call
9520 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9521 (c_parser_external_declaration): Look for RID_xxx rather than
9522 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9523 (c_parser_statement_after_labels): Likewise.
9524 (c_parser_objc_class_instance_variables): Likewise.
9525 (c_parser_objc_class_declaration): Likewise.
9526 (c_parser_objc_try_catch_statement): Likewise.
9527 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9528 (declspecs_add_type): Likewise.
9530 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9532 * ggc-page.c (alloc_page):
9533 Substituting xmalloc, xcalloc with
9534 XNEWVEC and XCNEWVAR macros which add the
9537 2008-07-11 Richard Guenther <rguenther@suse.de>
9539 PR tree-optimization/36765
9540 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9541 aliases from HEAP vars to SMTs.
9543 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9545 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9546 * configure.ac (loose_warn): Move -Wc++-compat from here...
9547 (strict_warn): ...to here.
9548 * configure: Regenerate.
9550 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9552 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9553 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9554 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9555 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9556 excluding more specific h8300-*-* and sh-*-* targets.
9558 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9560 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9562 (execute_pre): Call loop_optimizer_finalize in early exit.
9564 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9567 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9568 uids in the bitmap, not just VAR_DECL uids.
9570 PR rtl-optimization/36419
9571 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9572 (combine_stack_adjustments_for_block): Call it if needed. Delete
9574 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9575 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9576 prologue sp adjustment.
9578 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9581 * opts.c (print_ignored_options): Report postponed diagnostics for
9582 unknown -Wno-* options as warnings, not errors.
9583 (postpone_unknown_option_error): Renamed to...
9584 (postpone_unknown_option_warning): ... this.
9586 2008-07-09 Doug Kwan <dougkwan@google.com>
9589 2008-07-08 Doug Kwan <dougkwan@google.com>
9591 * config/arm/arm.opt (mandroid): New option.
9592 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9593 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9595 (CC1PLUS_SPEC): Same.
9597 (STARTFILE_SPEC): Same.
9598 (ENDFILE_SPEC): Same.
9599 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9602 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9605 * config/mips/mips.h (reg_class): Remove V1_REG.
9606 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9607 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9609 (mips_get_tp): New function.
9610 (mips_legitimize_tls_address): Use it.
9611 * config/mips/constraints.md (v): Delete.
9612 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9613 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9614 After reload, split into a move and ...
9615 (*tls_get_tp_<mode>_split): ...this new instruction.
9617 2008-07-09 David Daney <ddaney@avtrex.com>
9619 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9621 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9623 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9624 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9626 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9627 htab_delete should be called. Don't free c.
9628 (lookup_tmp_var): Create temp_htab lazily.
9629 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9630 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9632 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9633 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9634 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9635 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9636 * tree-sra.c (generate_element_init): Likewise.
9637 * tree-mudflap.c (execute_mudflap_function_ops,
9638 execute_mudflap_function_decls): Likewise.
9639 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9640 * tree-gimple.h (struct gimplify_ctx): New type.
9641 (push_gimplify_context): Adjust prototype.
9643 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9645 * tree-ssa-pre.c (phi_translate_1): Update placement of
9648 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9650 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9651 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9652 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9653 * targhooks.c (default_hard_regno_scratch_ok): New function.
9654 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9655 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9656 * recog.c: Include "target.h".
9657 (peep2_find_free_register): Add check for global regs. Add target
9659 * Makefile.in (recog.o): Depend on target.h.
9661 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9663 * config/sh/sh.c (sh_canonical_va_list_type): New.
9664 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9666 2008-07-09 Raksit Ashok <raksit@google.com>
9668 * doc/invoke.texi (Option Summary): Mention new option
9669 -Wdisallowed-function-list=...
9670 (Warning Options): Document -Wdisallowed-function-list=...
9671 * common.opt (Wdisallowed-function-list=): New flag.
9672 * flags.h (warn_disallowed_functions): External definition of new
9673 boolean warning flag.
9674 (warn_if_disallowed_function_p): Declare new function.
9675 * opts.c (warning_disallowed_functions): New static variable.
9676 (warn_disallowed_functions): New boolean warning flag.
9677 (warn_if_disallowed_function_p): New function.
9678 (add_comma_separated_to_vector): Rename
9679 add_instrument_functions_exclude_list to this.
9680 (common_handle_option): Handle new option. Rename calls to
9681 add_instrument_functions_exclude_list into calls to
9682 add_comma_separated_to_vector.
9683 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9684 based on flag warn_disallowed_functions.
9686 2008-07-09 Christian Bruel <christian.bruel@st.com>
9688 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9689 instead of get_attr_length.
9691 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9693 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9695 * genemit.c (gen_insn): Likewise.
9696 * gengtype.c (note_def_vec): Likewise.
9697 * gengtype.h (note_def_vec): Likewise.
9698 * genoutput.c (struct data, output_insn_data, process_template,
9699 gen_expand, gen_split, note_constraint): Likewise.
9700 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9701 make_insn_sequence): Likewise.
9702 * gensupport.c (record_insn_name): Likewise.
9704 2008-07-08 Doug Kwan <dougkwan@google.com>
9706 * config/arm/arm.opt (mandroid): New option.
9707 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9708 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9710 (CC1PLUS_SPEC): Same.
9712 (STARTFILE_SPEC): Same.
9713 (ENDFILE_SPEC): Same.
9714 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9717 2008-07-08 Raksit Ashok <raksit@google.com>
9719 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9720 (set_storage_via_setmem): Fix expected_align parameter.
9721 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9722 missing from the list.
9723 * doc/md.texi (movmem): Explicitly state that expected alignment is
9724 to be expressed in bytes.
9725 (setmem): Explicitly state that expected alignment is to be expressed
9728 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9730 * reload.c (find_reloads_subreg_address): Do not require validity
9731 of address in original mode before reloading address.
9733 2008-07-07 Tianwei Sheng <tianweis@google.com>
9735 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9736 bounds array access.
9738 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9740 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9742 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9744 Fix PR tree-optimization/23455
9745 Fix PR tree-optimization/35286
9746 Fix PR tree-optimization/35287
9747 * Makefile.in (OBJS-common): Remove tree-vn.o.
9748 (tree-vn.o): Remove.
9749 * dbgcnt.def: Add treepre_insert debug counter.
9750 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9751 (debug_value_expressions): Ditto.
9752 (print_value_expressions): Ditto.
9753 * tree-pretty-print.c (dump_generic_node): Updated for
9754 VALUE_HANDLE removal.
9755 * tree-ssa-dom.c (record_equality): Ditto.
9756 (cprop_operand): Ditto.
9757 (lookup_avail_expr): Ditto.
9758 * tree-ssa-threadedge.c
9759 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9760 (simplify_control_stmt_condition): Ditto.
9761 * tree.c (tree_code_size): Ditto.
9762 (tree_node_structure): Ditto.
9763 (iterative_hash_expr): Ditto.
9765 * tree.h (VALUE_HANDLE_ID): Ditto.
9766 (VALUE_HANDLE_EXPR_SET): Ditto.
9767 (struct tree_value_handle): Ditto.
9768 (union tree_node): Ditto.
9769 * treestruct.def: Ditto.
9770 * tree-vn.c: Removed.
9771 * tree-ssa-pre.c: Rewritten entirely.
9772 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9773 (constant_value_ids): Ditto.
9774 (vn_nary_op_t): Moved to header.
9776 (vn_reference_op_t): Ditto
9777 (vn_reference_t): Ditto.
9778 (next_value_id): New variable.
9779 (VN_INFO): Add an assert.
9780 (vn_constant_eq): New function.
9781 (vn_constant_hash): Ditto.
9782 (get_or_alloc_constant_value_id): Ditto.
9783 (value_id_constant_p): Ditto.
9784 (vn_reference_compute_hash): De-staticify.
9785 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9786 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9787 (valueize_refs): Update opcode if it changes from ssa name to constant.
9788 (vn_reference_lookup_1): Add new argument.
9789 (vn_reference_lookup): Ditto.
9790 (vn_reference_lookup_pieces): New function.
9791 (vn_reference_insert): Add return type. Modify to deal with value ids.
9792 (vn_reference_insert_pieces): New function.
9793 (vn_nary_op_compute_hash): De-staticify.
9794 (vn_nary_op_eq): Ditto.
9795 (vn_nary_op_lookup_pieces): New function.
9796 (vn_nary_op_lookup): Add new argument.
9797 (vn_nary_op_insert_pieces): New function.
9798 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9799 (vn_phi_insert): Ditto.
9800 (visit_unary_op): Update for callee changes.
9801 (visit_binary_op): Ditto.
9802 (visit_reference_op_load): Ditto.
9803 (visit_reference_op_store): Ditto.
9804 (init_scc_vn): Init next_value_id, constant_to_value_id and
9806 (free_scc_vn): Free them.
9807 (set_hashtable_value_ids): New function.
9808 (run_scc_vn): Use it.
9809 (get_max_value_id): New function.
9810 (get_next_value_id): Ditto.
9811 (expressions_equal_p): Moved from tree-vn.c
9812 (sort_vuses): Ditto.
9813 (sort_vuses_heap): Ditto.
9814 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9816 * tree.c (iterative_hash_hashval_t): Made non-static
9817 * tree.h (iterative_hash_hashval_t): Declare it.
9819 2008-07-08 Martin Jambor <mjambor@suse.cz>
9821 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9822 instead of ipa_create_node_params.
9823 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9824 ipa_check_create_edge_args, free them with
9825 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9827 * ipa-prop.c: Include flags.h and tree-inline.h.
9828 (ipa_node_params_vector): New variable.
9829 (ipa_edge_args_vector): New variable.
9830 (edge_removal_hook_holder): New variable.
9831 (node_removal_hook_holder): New variable.
9832 (edge_duplication_hook_holder): New variable.
9833 (node_duplication_hook_holder): New variable.
9834 (ipa_detect_param_modifications): Check for presence of modified flags.
9835 (ipa_compute_jump_functions): Check for presence of jump functions.
9836 (ipa_free_edge_args_substructures): New function.
9837 (ipa_create_node_params): Removed.
9838 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9839 (ipa_free_node_params_substructures): New function.
9840 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9842 (ipa_edge_removal_hook): New function.
9843 (ipa_node_removal_hook): New function.
9844 (duplicate_array): New function.
9845 (ipa_edge_duplication_hook): New function.
9846 (ipa_node_duplication_hook): New function.
9847 (ipa_register_cgraph_hooks): New function.
9848 (ipa_unregister_cgraph_hooks): New function.
9849 (free_all_ipa_structures_after_ipa_cp): New function.
9851 * ipa-prop.h: Include vec.h.
9852 (ipa_node_params_t): New typedef with vector types for it.
9853 (ipa_edge_args_t): New typedef with vector types for it.
9854 (IPA_NODE_REF): Changed to access an on-the-side vector.
9855 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9856 (ipa_check_create_node_params): New function.
9857 (ipa_check_create_edge_args): New function.
9859 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9862 2008-07-07 Tom Tromey <tromey@redhat.com>
9864 * configure, config.in: Rebuilt.
9865 * configure.ac: Don't check for scandir or alphasort.
9867 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9869 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9870 types immediately after creating them.
9872 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9874 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9876 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9878 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9879 dump_constraint_graph.
9880 (dump_constraint_edge): New function.
9881 (dump_constraint_graph): New function.
9882 (debug_constraint_graph): New function.
9883 (dump_constraint): Removed useless comparison.
9884 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9885 (dump_constraint_graph): Declare.
9886 (debug_constraint_graph): Declare.
9887 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9889 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9891 * config/i386/i386.c (is_va_list_char_pointer): New.
9892 (ix86_va_start): Replace compare with ms_va_list_type_node
9893 by is_va_list_char_pointer.
9894 (ix86_gimplify_va_arg): Likewise.
9896 2008-07-07 Martin Jambor <mjambor@suse.cz>
9898 * cgraph.c (cgraph_edge_max_uid): New variable.
9899 (struct cgraph_edge_hook_list): New type.
9900 (struct cgraph_node_hook_list): New type.
9901 (struct cgraph_2edge_hook_list): New type.
9902 (struct cgraph_2node_hook_list): New type.
9903 (first_cgraph_edge_removal_hook): New variable.
9904 (first_cgraph_node_removal_hook): New variable.
9905 (first_cgraph_edge_duplicated_hook): New variable.
9906 (first_cgraph_node_duplicated_hook): New variable.
9907 (cgraph_add_edge_removal_hook): New function.
9908 (cgraph_remove_edge_removal_hook): New function.
9909 (cgraph_call_edge_removal_hooks): New function.
9910 (cgraph_add_node_removal_hook): New function.
9911 (cgraph_remove_node_removal_hook): New function.
9912 (cgraph_call_node_removal_hooks): New function.
9913 (cgraph_add_edge_duplication_hook): New function.
9914 (cgraph_remove_edge_duplication_hook): New function.
9915 (cgraph_call_edge_duplication_hooks): New function.
9916 (cgraph_add_node_duplication_hook): New function.
9917 (cgraph_remove_node_duplication_hook): New function.
9918 (cgraph_call_node_duplication_hooks): New function.
9919 (cgraph_create_edge): Assign to edge uid.
9920 (cgraph_remove_edge): Call edge removal hooks.
9921 (cgraph_node_remove_callees): Call edge removal hooks.
9922 (cgraph_node_remove_callers): Call edge removal hooks.
9923 (cgraph_remove_node): Call node removal hooks.
9924 (cgraph_clone_edge): Call edge duplication hooks.
9925 (cgraph_clone_node): Call node duplication hooks.
9927 * cgraph.h (cgraph_edge): New field uid.
9928 (cgraph_edge_hook): New type.
9929 (cgraph_node_hook): New type.
9930 (cgraph_2edge_hook): New type.
9931 (cgraph_2node_hook): New type.
9933 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9935 * config.in: Regenerate.
9937 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9939 * gcc.c (print_sysroot): New.
9940 (option_map, display_help, process_command): Handle the
9941 -print-sysroot option.
9942 (main): Print the sysroot if requested.
9943 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9945 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9948 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9950 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9952 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9953 (assign_parm_setup_block_p): Also check mode of entry_parm.
9955 2008-07-07 Richard Guenther <rguenther@suse.de>
9957 * tree-ssa-structalias.h (set_used_smts): Remove.
9958 * tree-ssa-structalias.c (used_smts): Likewise.
9959 (set_used_smts): Likewise.
9960 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9961 call to set_used_smts.
9963 2008-07-07 Richard Guenther <rguenther@suse.de>
9965 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9966 (new_var_info): Set it to false.
9967 (solution_set_add): Correctly handle pointers outside a var and
9969 (type_safe): Treat variables with is_full_var properly.
9970 (do_sd_constraint): Likewise.
9971 (do_ds_constraint): Likewise.
9972 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9973 (get_constraint_for_ptr_offset): New function.
9974 (get_constraint_for_component_ref): For addresses at least include
9975 the last field of the variable. Handle is_full_vars properly.
9976 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9977 (handle_ptr_arith): Remove.
9978 (find_func_aliases): Simplify assignment handling.
9979 (create_function_info_for): For parameter and result varinfos set
9981 (create_variable_info_for): Set is_full_var flag whenever we
9982 just created a single varinfo for a decl.
9983 (init_alias_vars): Initialize use_field_sensitive from
9984 max-fields-for-field-sensitive parameter.
9986 2008-07-07 Richard Guenther <rguenther@suse.de>
9988 PR tree-optimization/36713
9989 * tree-flow-inline.h (is_call_used): New function.
9990 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9991 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9992 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9994 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9996 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9998 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10000 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10002 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10003 Nathan Sidwell <nathan@codesourcery.com>
10005 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10006 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10008 * config/m68k/t-linux: New.
10009 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10012 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10014 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10015 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10018 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10020 * gcc.c (execute): Fix -Wc++-compat warning.
10022 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10025 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10026 constant for little endian.
10028 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10030 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10031 mips_base_mips16 instead of TARGET_MIPS16.
10032 (mips_base_mips16): Declare.
10033 * config/mips/mips.c (mips_base_mips16): Make global.
10034 (was_mips16_p): Remove GTY marker.
10035 (was_mips16_pch_p): New variable.
10036 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10037 (mips_override_options): Force to non-MIPS16 mode initially.
10038 Do not complain about MIPS16 PIC incompatibilities here.
10039 Only allow -mgpopt if -mexplicit-relocs is in force for
10042 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10044 * configure.ac: Check for caddr_t, define to char * if not defined.
10045 * configure: Regenerate.
10046 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10047 (mmap_gt_pch_use_address): Likewise.
10048 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10050 2008-07-06 Richard Guenther <rguenther@suse.de>
10052 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10053 (new_var_info): Deal with it.
10054 (solution_set_add): Likewise.
10055 (bitpos_of_field): Make signed, fix.
10056 (struct fieldoff): Remove type and decl fields. Make size field
10057 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10059 (fieldoff_compare): Deal with it.
10060 (push_fields_onto_fieldstack): Remove has_union argument, glob
10061 adjacent non-pointer fields together.
10062 (create_function_info_for): Do not set has_union.
10063 (create_variable_info_for): Simplify.
10065 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10067 * config.gcc (extra_headers): Add cross-stdarg.h for target
10068 x86_64-*-* and i?86-*-*.
10069 * config/i386/cross-stdarg.h: New.
10070 * builtins.c (std_fn_abi_va_list): New.
10071 (std_canonical_va_list_type): New.
10072 (stabilize_va_list): Replace va_list_type_node use by
10073 mtarget.canonical_va_list_type.
10074 (gimplify_va_arg_expr): Likewise.
10075 (expand_builtin_va_copy): Replace va_list_type_node use by
10076 mtarget.fn_abi_va_list.
10077 * tree-sra.c (is_va_list_type): New helper.
10078 (decl_can_be_decomposed_p): Replace
10079 va_list_type_node use by is_va_list_type.
10080 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10081 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10082 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10083 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10084 (ix86_enum_va_list): New.
10085 * config/i386/i386.c (sysv_va_list_type_node): New.
10086 (ms_va_list_type_node): New.
10087 (ix86_function_type_abi): Remove sorry.
10088 (ix86_build_builtin_va_list_abi): New.
10089 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10090 for 64-bit targets.
10091 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10092 (ix86_init_builtins_va_builtins_abi): New.
10093 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10094 for 64-bit targets.
10095 (ix86_handle_abi_attribute): New.
10096 (attribute_spec): Add sysv_abi and ms_abi.
10097 (ix86_fn_abi_va_list): New.
10098 (ix86_canonical_va_list_type): New.
10099 (ix86_enum_va_list): New.
10100 (TARGET_FN_ABI_VA_LIST): New.
10101 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10102 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10103 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10104 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10105 (TARGET_ENUM_VA_LIST): New.
10106 * expr.h (std_fn_abi_va_list): New.
10107 (std_canonical_va_list_type): New.
10108 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10109 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10110 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10111 TARGET_CANONICAL_VA_LIST_TYPE.
10112 * target.h (struct gcc_target): Add fn_abi_va_list hook
10113 and canonical_va_list_type hook.
10115 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10117 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10118 integral and pointer types.
10120 2008-07-04 Roger Sayle <roger@eyesopen.com>
10122 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10123 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10125 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10128 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10130 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10132 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10133 build_gimple_modify_stmt.
10134 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10135 gimple operand. Use fold_build* instead of build*.
10137 2008-07-04 Richard Guenther <rguenther@suse.de>
10139 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10140 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10141 properly to compute the reachability set if we do field-sensitive PTA.
10142 * invoke.texi (max-fields-for-field-sensitive): Document default.
10143 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10144 100 for optimize >= 2.
10146 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10148 * ggc-zone.c (lookup_page_table_if_allocated,
10149 set_page_table_entry, zone_find_object_size, alloc_small_page,
10150 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10151 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10152 -Wc++-compat and/or -Wcast-qual warnings.
10154 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10157 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10158 pic_offset_table_rtx to be marked as used here.
10159 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10160 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10161 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10162 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10163 !TARGET_SECURE_PLT.
10165 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10167 * alloc-pool.c (hash_descriptor, eq_descriptor,
10168 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10169 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10171 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10172 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10173 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10174 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10177 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10179 * tree-flow.h (loop_only_exit_p): Declare.
10180 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10181 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10182 the number of iterations if it is constant. Otherwise, if this is the
10183 only possible exit of the loop, use the conservative estimate on the
10184 number of iterations of the entire loop if available.
10186 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10188 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10189 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10190 Add synchronization functions.
10191 * config/sync.c: New file.
10192 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10193 (LIBGCC_SYNC_CFLAGS): Likewise.
10195 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10198 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10199 (*pushtf_sse): New insn pattern.
10200 (pushtf splitters): New splitters.
10202 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10204 PR middle-end/35736
10205 * predict.c (build_predict_expr): Use void_type_node for the tree
10206 type, instead of NULL_TREE.
10208 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10210 * config/i386/i386.c (contains_aligned_value_p): Return true
10212 (ix86_data_alignment): Align TCmode to 128bits.
10213 (ix86_local_alignment): Likewise.
10215 2008-07-03 Andrew Haley <aph@redhat.com>
10218 * vec.h (VEC_TA): New.
10219 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10220 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10221 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10222 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10223 (C_COMMON_FIXED_TYPES): Remove first arg.
10224 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10225 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10226 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10227 not to use empty macro arguments.
10229 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10231 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10232 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10233 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10234 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10235 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10236 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10237 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10238 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10239 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10240 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10241 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10242 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10243 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10244 config/rs6000/e500crtres64gpr.asm,
10245 config/rs6000/e500crtres64gprctr.asm,
10246 config/rs6000/e500crtrest32gpr.asm,
10247 config/rs6000/e500crtrest64gpr.asm,
10248 config/rs6000/e500crtresx32gpr.asm,
10249 config/rs6000/e500crtresx64gpr.asm,
10250 config/rs6000/e500crtsav32gpr.asm,
10251 config/rs6000/e500crtsav64gpr.asm,
10252 config/rs6000/e500crtsav64gprctr.asm,
10253 config/rs6000/e500crtsavg32gpr.asm,
10254 config/rs6000/e500crtsavg64gpr.asm,
10255 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10256 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10257 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10258 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10259 config/sparc/sol2-cn.asm: Remove .file directives.
10261 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10263 * resource.c (mark_referenced_resources): Look inside
10264 UNSPEC_VOLATILEs and ASM_INPUTs.
10266 2008-07-02 Ian Lance Taylor <iant@google.com>
10268 * rtlanal.c (add_reg_note): New function.
10269 * rtl.h (add_reg_note): Declare.
10270 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10271 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10272 * builtins.c (expand_builtin_longjmp): Likewise.
10273 (expand_builtin_nonlocal_goto): Likewise.
10274 * calls.c (emit_call_1, expand_call): Likewise.
10275 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10276 * cfglayout.c (fixup_reorder_chain): Likewise.
10277 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10278 (commit_one_edge_insertion): Likewise.
10279 * combine.c (move_deaths, distribute_notes): Likewise.
10280 * df-problems.c (df_set_note): Likewise.
10281 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10282 (set_unique_reg_note): Likewise.
10283 (emit_copy_of_insn_after): Likewise.
10284 * expr.c (expand_expr_real): Likewise.
10285 * gcse.c (add_label_notes): Likewise.
10286 * haifa-sched.c (create_check_block_twin): Likewise.
10287 * jump.c (mark_jump_label_1): Likewise.
10288 * loop-doloop.c (add_test, doloop_modify): Likewise.
10289 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10290 * lower-subreg.c (move_eh_region_note): Likewise.
10291 * optabs.c (emit_libcall_block): Likewise.
10292 * predict.c (predict_insn): Likewise.
10293 (combine_predictions_for_insn): Likewise.
10294 * recog.c (peephole2_optimize): Likewise.
10295 * regmove.c (try_auto_increment): Likewise.
10296 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10297 * reload.c (find_reloads): Likewise.
10298 * reload1.c (fixup_eh_region_note): Likewise.
10299 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10300 * reorg.c (delete_prior_computation): Likewise.
10301 (delete_computation, dbr_schedule): Likewise.
10302 * config/pa/pa.c (legitimize_pic_address): Likewise.
10303 * config/sh/sh.c (sh_reorg): Likewise.
10305 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10308 * config/libgcc-glibc.ver: Add %exclude.
10309 * config/m32r/libgcc-glibc.ver: Likwise.
10310 * config/s390/libgcc-glibc.ver: Likwise.
10311 * config/sh/libgcc-glibc.ver: Likwise.
10312 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10314 * config/i386/libgcc-glibc.ver: New.
10316 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10318 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10320 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10321 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10322 i[34567]86-*-linux*, x86_64-*-linux*. Add
10323 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10324 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10325 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10326 i[34567]86-*-linux*, x86_64-*-linux*.
10328 * libgcc-std.ver: Add empty GCC_4.4.0.
10330 * mkmap-symver.awk: Support multiple versions per symbol.
10332 * config/i386/i386.c (ix86_init_builtins): Always define
10333 __builtin_fabsq and __builtin_copysignq with fallbacks.
10334 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10335 and __builtin_copysignq if SSE2 isn't available.
10337 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10338 (LIBGCC2_TF_CEXT): Likwise.
10339 (TF_SIZE): Likwise.
10341 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10343 * config/i386/sfp-machine.h: Moved to libgcc.
10345 * config/i386/sfp-machine.h: New.
10346 * config/i386/t-linux: Likwise.
10348 * config/i386/t-darwin: Remove softfp_wrap_start and
10350 * config/i386/t-darwin64: Likewise.
10352 * config/i386/t-fprules-softfp64: Renamed to ...
10353 * config/i386/t-fprules-softfp: This.
10355 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10356 and softfp_wrap_end.
10358 2008-07-02 Jason Merrill <jason@redhat.com>
10360 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10362 * tree.c (ctor_to_list): New fn.
10363 * tree.h: Declare it.
10364 (CONSTRUCTOR_ELT): New macro.
10365 (CONSTRUCTOR_NELTS): New macro.
10367 2008-07-02 Richard Guenther <rguenther@suse.de>
10369 * tree-ssa-structalias.c (struct variable_info): Reorder
10370 to fill padding on 64bit hosts. Make collapsed_to an int.
10371 (get_varinfo_fc): Deal with that.
10372 (new_var_info): Likewise.
10373 (collapse_rest_of_var): Likewise.
10375 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10377 * doc/install.texi (--enable-java-home): Document.
10378 (--enable-aot-compile-rpm): Likewise.
10379 (--with-arch-directory): Likewise.
10380 (--with-os-directory): Likewise.
10381 (--with-origin-name): Likewise.
10382 (--with-arch-suffix): Likewise.
10383 (--with-jvm-root-dir): Likewise.
10384 (--with-jvm-jar-dir): Likewise.
10385 (--with-python-dir): Likewise.
10387 2008-07-02 Richard Guenther <rguenther@suse.de>
10389 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10390 from decls explicitly. Merge operand checking from tuples.
10392 2008-07-02 Martin Jambor <mjambor@suse.cz>
10394 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10396 2008-07-02 Martin Jambor <mjambor@suse.cz>
10398 * tree-switch-conversion.c: Included timevar.h
10399 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10401 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10403 2008-07-02 Martin Jambor <mjambor@suse.cz>
10405 * tree-switch-conversion.c: Corrected various comments and
10407 (build_constructors): Fixed minor formatting mistakes.
10409 * invoke.texi (Optimize Options): Corrected the
10410 switch-conversion-max-branch-ratio parameter.
10412 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10414 * final.c (asm_insn_count): Return zero for an empty asm body.
10416 2008-07-02 Richard Guenther <rguenther@suse.de>
10418 * bitmap.h (bitmap_set_bit): Return bool.
10419 (bitmap_clear_bit): Likewise.
10420 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10421 write to the bitmap if it would.
10422 (bitmap_clear_bit): Likewise.
10423 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10424 bitmap_set_bit return value.
10425 (add_pred_graph_edge): Likewise.
10426 (add_graph_edge): Likewise.
10427 (do_sd_constraint): Likewise.
10428 (do_ds_constraint): Likewise.
10430 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10432 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10433 Fix -Wc++-compat and/or -Wcast-qual warnings.
10434 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10435 gen_regparm_prefix): Likewise.
10436 * vmsdbgout.c (write_modbeg, lookup_filename,
10437 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10439 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10441 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10442 defaults.h definition apply.
10444 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10446 * function.c (assign_parm_remove_parallels): New.
10447 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10449 (assign_parm_setup_block): Do not handle them.
10450 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10451 assign_parm_remove_parallels.
10453 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10455 * c-typeck.c (convert_for_assignment): Use
10456 vector_targets_convertible_p.
10457 * c-common.c (vector_targets_convertible_p): New.
10458 * c-common.h (vector_targets_convertible_p): New prototype.
10459 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10460 opaque_p_V2SI_type_node.
10462 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10464 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10467 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10469 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10470 TFmode constants via two element DImode vector for hosts with
10471 HOST_BITS_PER_WIDE_INT < 64.
10472 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10473 also for HOST_BITS_PER_WIDE_INT < 64.
10475 2008-07-01 Richard Guenther <rguenther@suse.de>
10477 PR tree-optimization/36666
10478 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10479 (get_constraint_exp_from_ssa_var): Split into ...
10480 (get_constraint_exp_for_temp): ... this ...
10481 (get_constraint_for_ssa_var): ... and that.
10482 Return constraint expressions for all touched sub-fields
10483 if the results address is not taken.
10484 (process_constraint): Remove assertion that aggregate
10485 assignments do not happen at this place.
10486 (get_constraint_for_component_ref): Add address_p argument.
10487 Return constraint expressions for all touched sub-fields
10488 if the results address is not taken.
10489 (do_deref): Use get_constraint_exp_for_temp.
10490 (get_constraint_for_1): Rename from ...
10491 (get_constraint_for): ... this. Add the old function as wrapper.
10492 (do_structure_copy): Use get_constraint_for_1.
10494 2008-07-01 Martin Jambor <mjambor@suse.cz>
10496 * Makefile.in (tree-switch-conversion.o): Add.
10497 (OBJS-common): Add tree-swtch-conversion.o.
10498 * passes.c (init_optimization_passes): Add pass_convert_switch.
10499 * tree-pass.h: (pass_convert_switch): Add.
10500 * tree-switch-conversion.c: New file.
10501 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10502 * common.opt (ftree-cswtch): New option.
10503 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10504 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10505 * opts.c (decode_options): Set flag_tree_switch_conversion when
10506 optimization level is >= 2.
10507 * doc/invoke.texi (Optimize Options): Added description of
10508 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10510 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10512 * config/darwin-driver.c (darwin_default_min_version): Fix
10513 -Wc++-compat warnings.
10515 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10517 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10520 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10522 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10524 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10526 PR rtl-optimization/34744
10527 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10528 (df_scan_free_internal): Free data structures not
10529 allocated in storage pools.
10530 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10531 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10532 df_scan_free_mws_vec.
10533 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10536 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10538 * config/i386/i386.c (contains_aligned_value_p): Return true
10540 (ix86_function_arg_boundary): Return its natural boundary
10542 (return_in_memory_32): Don't check TDmode.
10543 (ix86_split_to_parts): Support splitting into 4 parts and
10544 support TFmode for 32bit target.
10545 (ix86_split_long_move): Support splitting into 4 parts.
10546 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10548 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10549 (ix86_init_builtins): Here.
10550 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10551 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10552 'q' and 'w', respectively.
10554 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10556 (movtf_internal): Likewise.
10557 (<code>tf2): Likewise.
10558 (*absnegtf2_sse): Likewise.
10559 (copysign<mode>3): Likewise.
10560 (copysign<mode>3_const): Likewise.
10561 (copysign<mode>3_var): Likewise.
10562 (define_split UNSPEC_COPYSIGN): Likewise.
10563 * config/i386/sse.md (*nandtf3): Likewise.
10564 (<code>tf3): Likewise.
10565 (*<code>tf3): Likewise.
10567 2008-06-30 Joey Ye <joey.ye@intel.com>
10568 H.J. Lu <hongjiu.lu@intel.com>
10570 * global.c (compute_regsets): Set frame_pointer_needed here.
10571 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10573 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10575 * doc/install.texi (specific): Expand Windows build notes.
10577 2008-06-30 Ira Rosen <irar@il.ibm.com>
10579 PR tree-optimization/36648
10580 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10581 number of prolog iterations by step. Fix the comment.
10583 2008-06-30 Richard Guenther <rguenther@suse.de>
10585 PR middle-end/36671
10586 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10587 handle calls from ECF_MALLOC functions.
10588 (handle_pure_call): ECF_MALLOC functions do not return
10590 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10592 2008-06-29 Andreas Schwab <schwab@suse.de>
10594 * config/m68k/m68k.c (print_operand): Always print a float
10596 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10597 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10600 * config/rs6000/x-linux64: Remove never used file.
10602 2008-06-29 Richard Guenther <rguenther@suse.de>
10604 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10606 (struct alias_info): Move ...
10607 * tree-ssa-alias.c: ... here.
10608 (update_alias_info): Declare.
10609 (compute_may_aliases): Call it.
10610 (update_alias_info): New function.
10611 * tree-ssa-structalias.c (update_alias_info): Move ...
10612 * tree-ssa-alias.c (update_alias_info_1): ... here.
10613 * tree-ssa-structalias.c (process_constraint_1): Remove
10614 unused from_call argument. Rename to ...
10615 (process_constraint): ... this. Delete old wrapper.
10616 (make_constraint_to): Adjust callers.
10617 (handle_const_call): Likewise.
10618 (handle_pure_call): Likewise.
10619 (init_base_vars): Likewise.
10620 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10621 (find_func_aliases): We don't need structure copies for
10623 (make_constraint_from_anything): Remove.
10624 (create_variable_info_for): For globals make constraints
10625 from escaped, not from anything.
10626 (compute_points_to_sets): Do not call update_alias_info.
10627 (ipa_pta_execute): Use make_constraint_from.
10629 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10631 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10632 (bitmap.o-warn, dominance.o-warn): New.
10633 * configure.ac (cxx_compat_warn): Delete.
10634 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10635 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10637 * configure: Regenerate.
10639 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10642 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10644 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10645 * df-scan.c (df_notes_rescan): Likewise.
10646 * ggc-page.c (set_page_table_entry): Likewise.
10647 * intl.c (gcc_gettext_width): Likewise.
10648 * varasm.c (get_unnamed_section, get_noswitch_section,
10649 get_section): Likewise.
10651 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10653 * regrename.c (build_def_use): Don't copy RTX.
10655 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10657 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10658 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10659 punctuation. Use @ref instead of @xref.
10660 (Function Names): Remove stray @display/@end display.
10661 (C++ Attributes): Use @ref instead of @xref.
10662 (Deprecated Features): Fix punctuation around @xref.
10663 (Backwards Compatibility): Likewise.
10664 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10666 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10668 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10669 constants for E500 double.
10671 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10673 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10674 element type of const_vector.
10676 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10678 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10679 Remove FLAGS_REG clobber from expander pattern.
10680 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10681 (anddi3, andsi3, andhi3, andqi3): Ditto.
10682 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10683 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10684 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10685 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10686 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10687 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10688 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10689 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10691 2008-06-28 Richard Guenther <rguenther@suse.de>
10693 * tree-ssa-structalias.c (callused_id, var_callused,
10694 callused_tree): Add.
10695 (handle_pure_call): New function.
10696 (find_func_aliases): Call it.
10697 (find_what_p_points_to): Handle the call-used set.
10698 (clobber_what_escaped): Likewise.
10699 (compute_call_used_vars): New function.
10700 (init_base_vars): Init the call-used variable.
10701 (do_sd_constraint): Do not propagate the solution from CALLUSED
10702 but use CALLUSED as a placeholder.
10703 (solve_graph): Likewise.
10704 * tree-flow-inline.h (gimple_call_used_vars): New function.
10705 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10706 (compute_call_used_vars): Declare.
10707 * tree-ssa-alias.c (set_initial_properties): Call
10708 compute_call_used_vars.
10709 (reset_alias_info): Clear call-used variables.
10710 (add_call_clobber_ops): Assert we are not called for const/pure
10711 functions. Remove handling of them.
10712 (add_call_read_ops): Handle pure functions by adding the
10713 call-used set of variables as VUSEs.
10714 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10715 (delete_tree_ssa): Free it.
10716 * tree-dfa.c (remove_referenced_var): Clear the var from the
10719 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10721 * tree.c (build_varargs_function_type_list): New.
10722 (build_function_type_list_1): New.
10723 (build_function_type_list): Use build_function_type_list_1.
10724 * tree.h (build_varargs_function_type_list): New.
10726 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10729 * config/spu/spu.c (spu_builtin_splats): Do not generate
10730 invalid CONST_VECTOR expressions.
10731 (spu_expand_vector_init): Likewise.
10733 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10735 * optabs.c (libfunc_decls): New variable.
10736 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10737 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10738 for the same function twice.
10740 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10742 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10743 ix86_expand_binary_operator directly.
10744 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10746 (*ashrti3_1): Ditto.
10747 (*lshrti3_1): Ditto.
10748 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10749 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10750 using only one splitter. Conditionaly execute splitter before or
10751 after peephole2 pass.
10752 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10753 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10754 Use only one alternative in asm template.
10755 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10757 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10758 "J" operand constraint for operand 2.
10759 (*ashldi3_cconly_rex64): Ditto.
10760 (*ashrdi3_cmp_rex64): Ditto.
10761 (*ashrdi3_cconly_rex64): Ditto.
10762 (*lshrdi3_cmp_rex64): Ditto.
10763 (*lshrdi3_cconly_rex64): Ditto.
10764 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10765 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10766 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10769 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10771 * gimplify.c (omp_is_private): Don't return true if decl is not
10772 already private on #pragma omp for or #pragma omp parallel for.
10775 * tree-cfg.c (struct move_stmt_d): Replace block field with
10776 orig_block and new_block fields.
10777 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10778 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10779 (move_block_to_fn): Replace vars_map and new_label_map arguments
10780 with struct move_stmt_d pointer.
10781 (replace_block_vars_by_duplicates): New function.
10782 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10783 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10784 all subblocks of ORIG_BLOCK to the new function. Call
10785 replace_block_vars_by_duplicates.
10786 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10787 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10788 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10789 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10790 (expand_omp): Temporarily set input_location to the location of
10791 region's controlling stmt.
10792 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10793 BIND_EXPR, push ctx->block_vars and gimplification vars into
10794 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10795 into dest function.
10796 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10797 there are any BLOCK_VARS.
10798 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10799 OMP_PARALLEL or OMP_TASK stmt.
10800 (lower_omp): Save and restore input_location around the lower_omp_1
10803 2008-06-27 Richard Guenther <rguenther@suse.de>
10805 PR tree-optimization/36400
10806 PR tree-optimization/36373
10807 PR tree-optimization/36344
10808 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10809 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10810 (update_alias_info): Remove call clobbering code.
10811 (make_constraint_to): New helper function.
10812 (make_escape_constraint): Likewise.
10813 (handle_rhs_call): Use it on all pointer containing arguments.
10814 Also mark the static chain escaped.
10815 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10816 instead of ANYTHING.
10817 (make_constraint_from): New helper split out from ...
10818 (make_constraint_from_anything): ... here.
10819 (find_func_aliases): Add constraints for escape sites.
10820 (intra_create_variable_infos): Make constraints from NONLOCAL
10822 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10824 (clobber_what_p_points_to): Remove.
10825 (clobber_what_escaped): New function.
10826 (init_base_vars): Init NONLOCAL and ESCAPED.
10827 (do_sd_constraint): Do not propagate the solution from ESCAPED
10828 but use ESCAPED as a placeholder.
10829 (solve_graph): Likewise.
10830 * tree-flow.h (clobber_what_p_points_to): Remove.
10831 (clobber_what_escaped): Declare.
10832 * tree-ssa-alias.c (set_initial_properties): Call it.
10833 Remove code clobbering escaped pointers.
10835 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10837 * function.c (allocate_struct_function): Only allocate a unique
10838 funcdef_no if the decl is nonzero.
10840 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10842 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10843 * config/mips/mips.c (mips_split_const_insns): New function.
10844 * config/mips/mips.md (move_type): New attribute.
10845 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10846 (dword_mode): New attribute.
10847 (type): Avoid long line. Map "move_type"s to "type"s,
10848 choosing "multi" for doubleword moves if appropriate.
10849 Swap MTC/MFC comments to match their declaration order.
10850 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10851 "type" is "branch" or "jal" is "direct".
10852 (length): Handle "extended_mips16" first. Make the default
10853 "0" for "ghost" instructions. Set the length from "move_type".
10854 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10855 of "type", with "sll0" for the register alternative. Remove the
10856 "extended_mips16" attribute.
10857 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10858 of "type", with "shift_shift" for the register alternative.
10859 Remove the "length" attribute.
10860 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10861 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10862 of "type", with "andi" for the register alternative.
10863 (*zero_extendqihi2): Likewise.
10864 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10865 of "andi" instead of a "type" of "arith".
10866 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10868 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10869 (mov_<store>r, *mov<mode>_ra): Likewise.
10870 (extendsidi2): Use "move_type" instead of "type", with "move"
10871 for the register alternative.
10872 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10873 of "type", with "signext" for the register alternative.
10874 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10875 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10876 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10877 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10878 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10879 (unnamed branch insn): Likewise.
10880 (*movdi_gp32_fp64): Fold into...
10881 (*movdi_32bit): ...here.
10882 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10883 (*movdf_hardfloat): ...this new pattern.
10884 (*movdf_softfloat): Remove redundant FPR alternatives.
10885 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10886 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10887 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10888 the "move" attribute.
10889 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10890 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10891 and "store" for COP loads and stores.
10892 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10893 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10894 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10895 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10896 (*movtf_mips16, *movv2sf): Likewise.
10897 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10898 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10899 (mfhc1<mode>): Use "move_type" instead of "move".
10900 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10901 (loadgp_blockage): Remove the "length" attribute.
10902 (blockage, set_got_version, update_got_version): Likewise.
10903 (call_internal): Remove the "extended_mips16" attribute.
10904 (call_value_internal, call_value_multiple_internal): Likewise.
10905 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10907 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10908 the "length" attribute.
10910 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10912 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10913 -Wcast-qual warnings.
10914 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10915 handle_pragma_pop_macro): Likewise.
10916 * collect2.c (resolve_lib_name): Likewise.
10917 * config/arc/arc.c (arc_init): Likewise.
10918 * config/arm/arm.c (neon_builtin_compare,
10919 locate_neon_builtin_icode): Likewise.
10920 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10921 * config/bfin/bfin.c (bfin_init_machine_status,
10922 bfin_optimize_loop): Likewise.
10923 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10924 * config/cris/cris.c (cris_init_expanders): Likewise.
10925 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10926 * config/darwin.c (machopic_indirection_eq,
10927 machopic_indirection_name, machopic_output_indirection): Likewise.
10928 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10929 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10930 frv_optimize_membar): Likewise.
10931 * config/i386/cygwin.h (mingw_scan,
10932 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10933 * config/i386/cygwin1.c (mingw_scan): Likewise.
10934 * config/i386/i386.c (machopic_output_stub): Likewise.
10935 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10936 i386_pe_unique_section): Likewise.
10937 * config/ia64/ia64.c (ia64_init_machine_status,
10938 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10940 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10941 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10942 * config/m68k/m68k.c (m68k_handle_option,
10943 m68k_sched_md_init_global): Likewise.
10944 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10945 mcore_unique_section): Likewise.
10946 * config/mips/mips.c (mips_block_move_straight,
10947 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10949 * config/mmix/mmix.c (mmix_init_machine_status,
10950 mmix_encode_section_info): Likewise.
10951 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10952 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10953 print_operand_address, output_toc, redefine_groups,
10954 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10955 * config/s390/s390.c (s390_init_machine_status): Likewise.
10956 * config/score/score.c (score_block_move_straight,
10957 score_block_move_loop_body): Likewise.
10958 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10959 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10960 * emit-rtl.c (find_auto_inc): Likewise.
10961 * gcc.c (translate_options, process_command): Likewise.
10962 * reorg.c (dbr_schedule): Likewise.
10963 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10964 * xcoffout.c (xcoffout_declare_function): Likewise.
10966 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10968 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10969 ipa-pta working again.
10971 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10973 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10976 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10978 * config.gcc (powerpc*-*-*): Add new core e500mc.
10979 * config/rs6000/e500mc.md: New file.
10980 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10982 (rs6000_override_options): Add e500mc case to
10983 processor_target_table. Altivec and Spe options not allowed
10984 with e500mc. Add isel instruction to e500mc by
10985 default. Initialize rs6000_cost for e500mc.
10986 (rs6000_issue_rate): Set issue rate for e500mc.
10987 * config/rs6000/rs6000.h (processor_type): Add
10988 PROCESSOR_PPCE500MC.
10989 (ASM_CPU_SPEC): Add e500mc.
10990 Set TARGET_ISEL to rs6000_isel.
10991 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10992 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10993 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10995 * doc/invoke.texi: Add e500mc to list of cpus.
10997 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11000 * c-lex.c (lex_charconst): Initialize unsignedp.
11002 2008-06-27 Olivier Hainque <hainque@adacore.com>
11004 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11005 documented assumptions.
11007 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11009 * dwarf2out.c: Remove trailing white spaces. Break long line
11012 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11014 * libfuncs.h (LTI_synchronize): New libfunc_index.
11015 (synchronize_libfunc): Declare.
11016 * builtins.c (expand_builtin_synchronize): Consider using
11017 synchronize_libfunc before falling back on an asm blockage.
11018 * config/mips/mips.c: Include libfuncs.h
11019 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11021 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11023 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11024 parameter. Copy stack_reg to r11 where appropriate.
11025 (no_global_regs_above): Add gpr parameter.
11026 (rs6000_stack_info): Only add padding for SPE save area if we
11027 are saving SPE GPRs and CR.
11028 (saveres_routine_syms): New variable.
11029 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11031 (rs6000_savres_routine_sym): New function.
11032 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11034 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11035 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11036 Tweak FPR out-of-line saving.
11037 (rs6000_make_savres_rtx): New function.
11038 (rs6000_use_multiple_p): New function.
11039 (rs6000_savres_strategy): New function.
11040 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11041 out-of-line if appropriate.
11042 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11043 if we are optimizing for size.
11044 (GP_SAVE_INLINE): Define.
11045 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11046 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11047 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11048 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11049 (*save_fpregs_<mode>): Add use of r11.
11050 (*restore_gpregs_<mode>): New insn.
11051 (*return_and_restore_gpregs_<mode>): New insn.
11052 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11054 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11055 (*restore_gpregs_spe): New insn.
11056 (*return_and_restore_gpregs_spe): New insn.
11057 * config/rs6000/predicates.md (save_world_operation): Fix check.
11059 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11061 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11062 this point, so assert that.
11064 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11066 * cfganal.c: Include vec.h and vecprim.h.
11067 (compute_idf): Import from...
11068 * tree-into-ssa (compute_idf): ...here.
11069 * basic-block.h (compute_idf): Export.
11071 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11073 * c-decl.c (merge_decls): Use !current_function_decl to check for
11074 extern declaration of C99 inline function being at file scope.
11076 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11078 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11080 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11082 * alias.c (record_alias_subset, init_alias_analysis): Fix
11083 -Wc++-compat and/or -Wcast-qual warnings.
11084 * attribs.c (lookup_attribute_spec): Likewise.
11085 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11086 copy_bb, connect_traces,
11087 find_rarely_executed_basic_blocks_and_cr): Likewise.
11088 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11089 note_btr_set, migrate_btr_defs): Likewise.
11090 * builtins.c (result_vector, expand_builtin_memcpy,
11091 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11092 builtin_memset_read_str, expand_builtin_printf,
11093 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11095 * caller-save.c (mark_set_regs): Likewise.
11096 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11097 * cgraph.c (cgraph_edge): Likewise.
11098 * combine.c (likely_spilled_retval_1): Likewise.
11099 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11100 htab_counts_entry_del, get_coverage_counts): Likewise.
11101 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11102 new_cselib_val): Likewise.
11103 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11104 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11106 * df-core.c (df_compact_blocks): Likewise.
11107 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11108 * df-scan.c (df_grow_reg_info, df_ref_create,
11109 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11110 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11111 df_record_entry_block_defs, df_record_exit_block_uses,
11112 df_bb_verify): Likewise.
11113 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11114 DF_REF_EXTRACT_MODE_CONST): New.
11115 * dominance.c (get_immediate_dominator, get_dominated_by,
11116 nearest_common_dominator, root_of_dom_tree,
11117 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11118 -Wc++-compat and/or -Wcast-qual warnings.
11119 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11120 record_store, replace_read, check_mem_read_rtx, scan_insn,
11121 dse_step1, dse_record_singleton_alias_set): Likewise.
11122 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11124 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11126 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11127 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11128 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11129 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11130 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11131 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11132 file_name_acquire, output_file_names, add_const_value_attribute,
11133 premark_used_types_helper, file_table_eq, file_table_hash,
11134 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11135 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11136 -Wcast-qual warnings.
11137 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11138 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11139 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11140 gen_reg_rtx, start_sequence, init_emit): Likewise.
11141 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11142 * except.c (init_eh_for_function, gen_eh_region,
11143 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11144 arh_to_landing_pad, arh_to_label, add_action_record,
11145 add_call_site, switch_to_exception_section): Likewise.
11146 * expmed.c (synth_mult): Likewise.
11147 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11148 store_expr): Likewise.
11149 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11151 * function.c (assign_stack_temp_for_type,
11152 allocate_struct_function, match_asm_constraints_1): Likewise.
11153 * gcov-io.c (gcov_allocate): Likewise.
11154 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11155 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11156 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11157 record_one_set, insert_expr_in_table, insert_set_in_table,
11158 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11159 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11160 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11161 -Wcast-qual warnings.
11163 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11165 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11166 -Wcast-qual warnings.
11167 * gcc.c (process_command): Likewise.
11168 * genattrtab.c (oballoc): Use XOBNEW.
11169 (oballocvec): Define.
11170 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11171 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11172 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11173 -Wc++-compat and/or -Wcast-qual warnings.
11174 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11175 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11176 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11177 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11178 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11179 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11180 add_excls, process_presence_absence_names,
11181 process_presence_absence_patterns, add_presence_absence,
11182 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11183 get_free_state, add_arc, get_free_automata_list_el,
11184 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11185 transform_3, cache_presence, create_ainsns, create_automata,
11186 create_state_ainsn_table, dfa_insn_code_enlarge,
11187 output_trans_func, output_min_issue_delay_func,
11188 output_dead_lock_func, output_reset_func,
11189 output_get_cpu_unit_code_func, output_dfa_start_func,
11190 expand_automata): Likewise.
11191 * genextract.c (gen_insn): Likewise.
11192 * gengtype-lex.l: Likewise.
11193 * gengtype.c (read_input_list, adjust_field_type,
11194 process_gc_options): Likewise.
11195 * genoutput.c (note_constraint): Likewise.
11196 * genpreds.c (mangle, add_constraint): Likewise.
11197 * genrecog.c (process_define_predicate, new_decision,
11198 add_to_sequence): Likewise.
11199 * gensupport.c (record_insn_name): Likewise.
11201 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11203 * config/i386/driver-i386.c (detect_caches_amd,
11204 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11205 and/or -Wcast-qual warnings.
11206 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11207 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11208 gt_pch_save): Likewise.
11209 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11210 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11211 * global.c (compute_regsets): Likewise.
11212 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11213 finish_graph_dump_file): Likewise.
11214 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11215 unlink_bb_notes): Likewise.
11216 * integrate.c (get_hard_reg_initial_val): Likewise.
11217 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11218 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11219 * local-alloc.c (update_equiv_regs): Likewise.
11220 * loop-invariant.c (check_invariant_table_size,
11221 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11223 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11224 altered_reg_used, mark_altered): Likewise.
11225 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11226 insert_var_expansion_initialization,
11227 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11228 release_var_copies): Likewise.
11229 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11230 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11231 analyze_accesses_for_phi_node, check_var_notmodified_p,
11232 check_allocation_function, find_sites_in_func,
11233 record_all_accesses_in_func, transform_access_sites,
11234 transform_allocation_sites): Likewise.
11235 * omp-low.c (new_omp_region, create_omp_child_function_name,
11236 check_omp_nesting_restrictions, check_combined_parallel,
11237 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11238 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11239 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11240 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11242 * opts-common.c (prune_options): Likewise.
11243 * opts.c (add_input_filename, print_filtered_help,
11244 get_option_state): Likewise.
11245 * params.c (add_params): Likewise.
11246 * passes.c (set_pass_for_id, next_pass_1,
11247 do_per_function_toporder, pass_fini_dump_file): Likewise.
11248 * postreload.c (reload_cse_simplify_operands): Likewise.
11249 * predict.c (tree_predicted_by_p, tree_predict_edge,
11250 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11252 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11254 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11256 * recog.c (check_asm_operands, validate_change_1): Likewise.
11257 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11258 subst_asm_stack_regs): Likewise.
11259 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11260 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11261 * regmove.c (reg_is_remote_constant_p): Likewise.
11262 * regrename.c (regrename_optimize, scan_rtx_reg,
11263 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11265 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11266 regstat_compute_calls_crossed): Likewise.
11267 * reload1.c (init_reload, new_insn_chain,
11268 has_nonexceptional_receiver, reload, copy_reloads,
11269 calculate_needs_all_insns, init_elim_table): Likewise.
11270 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11271 * rtl.c (shallow_copy_rtx_stat): Likewise.
11272 * rtlanal.c (parms_set): Likewise.
11273 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11274 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11275 * sched-ebb.c (earliest_block_with_similiar_load,
11276 add_deps_for_risky_insns): Likewise.
11277 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11278 schedule_region): Likewise.
11279 * see.c (eq_descriptor_pre_extension,
11280 hash_descriptor_pre_extension, hash_del_pre_extension,
11281 eq_descriptor_properties, hash_descriptor_properties,
11282 hash_del_properties, see_seek_pre_extension_expr,
11283 see_initialize_data_structures, see_print_register_properties,
11284 see_print_pre_extension_expr, see_delete_merged_def_extension,
11285 see_delete_unmerged_def_extension, see_emit_use_extension,
11286 see_pre_delete_extension, see_map_extension, see_commit_changes,
11287 see_analyze_merged_def_local_prop,
11288 see_analyze_merged_def_local_prop,
11289 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11290 see_set_prop_merged_def, see_set_prop_unmerged_def,
11291 see_set_prop_unmerged_use, see_print_one_extension,
11292 see_merge_one_use_extension, see_merge_one_def_extension,
11293 see_store_reference_and_extension, see_update_uses_relevancy,
11294 see_update_defs_relevancy): Likewise.
11295 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11296 hash_statistics_free, curr_statistics_hash): Likewise.
11297 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11298 expand_asm_operands, expand_return, case_bit_test_cmp,
11299 expand_case): Likewise.
11300 * stor-layout.c (start_record_layout): Likewise.
11301 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11302 gt_pch_save_stringpool): Likewise.
11303 * tree-data-ref.c (hash_stmt_vertex_info,
11304 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11305 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11307 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11310 * config/i386/i386.md : Change constraints of HImode and QImode
11311 immediate operands from "i" to "n". Change SImode "ni" constraint to
11312 "i" and SImode "rmi" constraint to "g". Remove all constraints
11313 from const0_operand and const1_operand predicated operands.
11314 (i): Change QImode and HImode attribute from "i" to "n".
11315 (*subqi_2): Change HImode operands to QImode.
11318 2008-06-25 Olivier Hainque <hainque@adacore.com>
11320 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11323 2008-06-25 Richard Guenther <rguenther@suse.de>
11325 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11326 not overflow the result type.
11328 2008-06-25 Richard Guenther <rguenther@suse.de>
11330 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11331 (vn_lookup): Likewise.
11333 2008-06-25 Richard Guenther <rguenther@suse.de>
11335 PR tree-optimization/35518
11336 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11337 * tree-sra.c (instantiate_element): Use fold_build3 to build
11339 (try_instantiate_multiple_fields): Likewise.
11341 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11343 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11346 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11348 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11349 use_backchain_to_restore_sp to true
11350 if the offset of the link register save area would go over the 32k - 1
11351 offset limit of the load
11354 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11356 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11357 anchor for the type-punning blurb. Cross-reference "Structures
11358 unions enumerations and bit-fields implementation". Provide a
11359 cast-through-pointer example. Make final sentence self-contained.
11360 * doc/implement-c.texi (Structures unions enumerations and
11361 bit-fields implementation): Cross-reference the type-punning blurb
11362 in the -fstrict-aliasing documentation.
11364 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11366 PR middle-end/36594
11367 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11368 the memory instead of the memory itself for the save area.
11370 2008-06-24 Olivier Hainque <hainque@adacore.com>
11371 Nicolas Roche <roche@adacore.com>
11373 * gengtype.c (srcdir_len): size_t instead of int.
11374 (get_file_realbasename): New function. For F a filename, the real
11375 basename of F, with all the path components stripped.
11376 (get_file_srcdir_relative_path): New function. For F a filename, the
11377 relative path to F from $(srcdir).
11378 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11379 get_file_realbasename. Adjust the head comment.
11380 (get_prefix_langdir_index): New function. For F a filename, return the
11381 lang_dir_names[] relative index of the language directory that is
11383 (get_file_langdir): For F a filename, return the name of the language
11384 directory where F is located.
11385 (get_file_gtfilename): New function. The gt- output file name for an
11387 (get_output_file_with_visibility): Replace in-line computations with
11388 uses of get_file_gtfilename and get_prefix_langdir_index.
11389 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11391 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11393 PR tree-optimization/36504
11394 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11395 references without base address.
11397 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11399 PR middle-end/36584
11400 * calls.c (expand_call): Increase alignment for recursive functions.
11402 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11404 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11405 (TARGET_FUNCTION_VALUE): New define.
11406 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11407 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11409 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11411 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11412 (fmod<mode>3): Ditto.
11413 (remainderxf3): Ditto.
11414 (remainder<mode>3): Ditto.
11416 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11419 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11420 REG is a hard register.
11422 PR tree-optimization/36508
11423 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11424 499, don't check it at all in release compilers.
11426 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11428 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11429 together with SSE_TARGET_MATH to disable insn pattern.
11430 (*fop_<MODEF:mode>_2_i387): Ditto.
11431 (*fop_<MODEF:mode>_3_i387): Ditto.
11433 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11435 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11437 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11439 PR middle-end/34906
11440 * gimplify.c (gimplify_asm_expr): Check the return code of
11441 parse_output_constraint call, set function return and is_inout
11442 value if it failed.
11444 2008-06-22 Ian Lance Taylor <iant@google.com>
11446 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11447 (narrowest_signed_type): Likewise.
11448 * c-typeck.c (c_common_type): Change local variable mclass to enum
11450 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11451 tcc_comparison, not the tree code itself.
11452 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11453 (c_expand_expr): Cast modifier to enum expand_modifier.
11454 * c-common.h (C_RID_CODE): Add casts.
11455 (C_SET_RID_CODE): Define.
11456 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11457 (c_lex_one_token): Add cast to avoid warning.
11458 (c_parser_objc_type_name): Rename local typename to type_name.
11459 (check_no_duplicate_clause): Change code parameter to enum
11461 (c_parser_omp_var_list_parens): Change kind parameter to enum
11463 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11464 c_parser_omp_list_var_parens.
11465 (c_parser_omp_threadprivate): Likewise.
11466 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11467 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11468 * c-format.c (NO_FMT): Define.
11469 (printf_length_specs): Use NO_FMT.
11470 (asm_fprintf_length_specs): Likewise.
11471 (gcc_diag_length_specs): Likewise.
11472 (scanf_length_specs): Likewise.
11473 (strfmon_length_specs): Likewise.
11474 (gcc_gfc_length_specs): Likewise.
11475 (printf_flag_specs): Change 0 to STD_C89.
11476 (asm_fprintf_flag_specs): Likewise.
11477 (gcc_diag_flag_specs): Likewise.
11478 (gcc_cxxdiag_flag_specs): Likewise.
11479 (scanf_flag_specs): Likewise.
11480 (strftime_flag_specs): Likewise.
11481 (strfmon_flag_specs): Likewise.
11482 (print_char_table): Likewise.
11483 (asm_fprintf_char_table): Likewise.
11484 (gcc_diag_char_table): Likewise.
11485 (gcc_tdiag_char_table): Likewise.
11486 (gcc_cdiag_char_table): Likewise.
11487 (gcc_cxxdiag_char_table): Likewise.
11488 (gcc_gfc_char_table): Likewise.
11489 (scan_char_table): Likewise.
11490 (time_char_table): Likewis.
11491 (monetary_char_table): Likewise.
11492 * c-format.h (BADLEN): Likewise.
11494 2008-06-21 Ian Lance Taylor <iant@google.com>
11496 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11497 Define END_OF_BASE_TREE_CODES around inclusion.
11498 * tree.c (tree_code_type): New global array.
11499 (tree_code_length, tree_code_name): Likewise.
11500 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11501 $(lang_tree_files).
11502 (all-tree.def, s-alltree): New targets.
11503 (gencheck.h, s-gencheck): Remove.
11504 (tree.o): Depend upon all-tree.def.
11505 (build/gencheck.o): Remove gencheck.h dependency.
11506 (mostlyclean): Don't remove gencheck.h.
11507 * c-common.h (enum c_tree_code): Remove.
11508 * c-lang.c (tree_code_type): Remove.
11509 (tree_code_length, tree_code_name): Remove.
11510 * gencheck.c (tree_codes): Include all-tree.def, rather than
11511 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11513 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11515 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11516 (operator_name_info): Size to MAX_TREE_CODES.
11517 (assignment_operator_name_info): Likewise.
11518 * cp/cp-lang.c (tree_code_type): Remove.
11519 (tree_code_length, tree_code_name): Remove.
11520 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11521 (assignment_operator_name_info): Likewise.
11522 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11524 * cp/mangle.c (write_expression): Likewise.
11525 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11526 * fortran/f95-lang.c (tree_code_type): Remove.
11527 (tree_code_length, tree_code_name): Remove.
11528 * java/java-tree.h (enum java_tree_code): Remove.
11529 * java/lang.c (tree_code_type): Remove.
11530 (tree_code_length, tree_code_name): Remove.
11531 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11532 * objc/objc-act.h (enum objc_tree_code): Remove.
11533 * objc/objc-lang.c (tree_code_type): Remove.
11534 (tree_code_length, tree_code_name): Remove.
11535 * objcp/objcp-lang.c (tree_code_type): Remove.
11536 (tree_code_length, tree_code_name): Remove.
11537 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11538 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11539 * ada/misc.c (tree_code_type): Remove.
11540 (tree_code_length, tree_code_name): Remove.
11542 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11544 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11545 the grand_bitmap_obstack.
11547 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11549 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11550 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11551 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11552 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11553 move_stmt_r, new_label_mapper): Likewise.
11554 * tree-complex.c (cvc_lookup): Likewise.
11555 * tree-dfa.c (create_function_ann): Likewise.
11556 * tree-dump.c (dump_register): Likewise.
11557 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11558 find_phi_replacement_condition): Likewise.
11559 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11560 tree_function_versioning): Likewise.
11561 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11562 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11563 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11564 get_nonlocal_debug_decl, convert_nonlocal_reference,
11565 convert_nonlocal_omp_clauses, get_local_debug_decl,
11566 convert_local_reference, convert_local_omp_clauses,
11567 convert_nl_goto_reference, convert_nl_goto_receiver,
11568 convert_tramp_reference, convert_call_expr): Likewise.
11569 * tree-outof-ssa.c (contains_tree_r): Likewise.
11570 * tree-parloops.c (reduction_phi, initialize_reductions,
11571 eliminate_local_variables_1, add_field_for_reduction,
11572 add_field_for_name, create_phi_for_local_result,
11573 create_call_for_reduction_1, create_loads_for_reductions,
11574 create_stores_for_reduction, create_loads_and_stores_for_name):
11576 * tree-phinodes.c (allocate_phi_node): Likewise.
11577 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11578 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11579 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11580 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11581 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11582 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11583 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11584 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11585 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11586 vn_nary_op_insert): Likewise.
11587 * tree-ssa.c (redirect_edge_var_map_add,
11588 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11589 * tree-vectorizer.c (vectorize_loops): Likewise.
11590 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11591 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11592 tree_cons_stat, build1_stat, build_variant_type_copy,
11593 decl_init_priority_lookup, decl_fini_priority_lookup,
11594 decl_priority_info, decl_restrict_base_lookup,
11595 decl_restrict_base_insert, decl_debug_expr_lookup,
11596 decl_debug_expr_insert, decl_value_expr_lookup,
11597 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11598 type_hash_add, get_file_function_name, tree_check_failed,
11599 tree_not_check_failed, tree_range_check_failed,
11600 omp_clause_range_check_failed, build_omp_clause,
11601 build_vl_exp_stat): Likewise.
11602 * value-prof.c (gimple_histogram_value,
11603 gimple_duplicate_stmt_histograms): Likewise.
11604 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11605 unshare_variable, variable_union_info_cmp_pos, variable_union,
11606 dataflow_set_different_1, dataflow_set_different_2,
11607 vt_find_locations, variable_was_changed, set_variable_part,
11608 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11609 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11610 section_entry_hash, object_block_entry_eq,
11611 object_block_entry_hash, create_block_symbol,
11612 initialize_cold_section_name, default_function_rodata_section,
11613 strip_reg_name, set_user_assembler_name, const_desc_eq,
11614 build_constant_desc, output_constant_def, lookup_constant_def,
11615 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11616 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11617 default_internal_label): Likewise.
11618 * varray.c (varray_init, varray_grow): Likewise.
11619 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11621 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11623 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11624 operators for "test" insn. Macroize insn using SWI mode macro.
11625 (*jcc_fused_2): Ditto.
11626 (*jcc_fused_3): Macroize insn using SWI mode macro.
11627 (*jcc_fused_4): Ditto.
11629 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11631 * tree-ssa-pre.c: Fix typo in comment.
11632 (init_antic, fini_antic): Add explicit funtions for
11633 initializing and deinitializing ANTIC and AVAIL sets.
11634 (create_expression_by_pieces): Fix typo in comment.
11635 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11636 (execute_pre): Eventually dump details about ANTIC_IN.
11638 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11640 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11641 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11642 add_to_obstack, file_at_path, find_a_file, execute,
11643 add_preprocessor_option, add_assembler_option, add_linker_option,
11644 process_command, insert_wrapper, do_option_spec, do_self_spec,
11645 spec_path, do_spec_1, is_directory, main, used_arg,
11646 getenv_spec_function): Likewise.
11647 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11648 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11651 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11653 * doc/rtl.texi: Updated subreg section.
11655 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11658 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11659 node->needed and node->reachable.
11660 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11661 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11662 (expand_task_call): Don't call expand_task_copyfn.
11663 (expand_task_copyfn): Renamed to...
11664 (finalize_task_copyfn): ... this.
11666 2008-06-19 Jan Hubicka <jh@suse.cz>
11668 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11669 clobbering framepointer.
11671 2008-06-19 Jan Hubicka <jh@suse.cz>
11673 * tree-optimize.c (execute_early_local_optimizations): Set
11674 cgraph_state only at first invocation.
11676 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11678 * system.h (-Wc++-compat): Activate as a warning, no an error.
11680 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11682 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11683 instead of "#" in insn asm template.
11684 (*jcc_fused_2): Ditto.
11686 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11688 * config/i386/i386.h (ix86_tune_indices)
11689 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11690 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11691 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11692 (*jcc_fused_2): Ditto.
11693 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11694 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11695 (print operand): Handle 'E' and 'e' code.
11697 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11699 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11700 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11701 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11703 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11705 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11707 (cgraph_expand_function): Use local copy of decl.
11708 (cgraph_expand_all_functions): Remove redundant initialization of
11710 (cgraph_optimize): Reword internal_error message.
11712 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11714 * arm-protos.h (arm_return_in_memory): Remove public
11715 arm_return_in_memory() prototype.
11716 * arm.c (arm_return_in_memory): Add static prototype, add target
11717 hook macro, change definition and comments.
11718 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11720 2008-06-19 Ben Elliston <bje@au.ibm.com>
11722 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11723 real.c: Remove references to IEEE 754R.
11724 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11725 * doc/libgcc.texi (Decimal float library routines): Likewise.
11727 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11729 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11730 (default_unwind_word_mode): Add prototype.
11731 * targhooks.c (default_unwind_word_mode): New function.
11732 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11733 instead of word_mode.
11734 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11735 (TARGET_INITIALIZER): Use it.
11737 * c-common.c (handle_mode_attribute): Support "unwind_word"
11739 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11741 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11742 word_mode to access SjLj_Function_Context member "data".
11743 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11744 conversion from targetm.eh_return_filter_mode () to
11745 targetm.unwind_word_mode () if they differ.
11747 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11748 (BT_FN_UNWINDWORD_PTR): New function type.
11749 (BT_FN_WORD_PTR): Remove.
11750 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11751 * except.c (expand_builtin_extend_pointer): Convert pointer to
11752 targetm.unwind_word_mode () instead of word_mode.
11754 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11755 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11756 (spu_unwind_word_mode): New function.
11757 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11758 (TARGET_UNWIND_WORD_MODE): Define.
11759 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11761 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11763 * config/spu/spu.c (reg_align): Remove.
11764 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11765 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11766 (spu_split_store): Likewise.
11768 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11770 * gcc/tree-vn.c: Fix typo in comment.
11772 2008-06-18 Jan Hubicka <jh@suse.cz>
11774 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11775 toplevel reorder too.
11777 2008-06-18 Jan Hubicka <jh@suse.cz>
11779 * c-opts.c (c_common_post_options): PCH is not compatible with
11781 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11782 -fno-toplevel-reorder by default now.
11784 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11786 PR documentation/30739
11787 * doc/install.texi (Prerequisites): Document dependency on awk.
11789 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11790 Ian Lance Taylor <iant@google.com>
11792 PR rtl-optimization/35604
11793 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11794 only want to change jump destinations, not eventual label comparisons.
11796 2008-06-16 Jan Hubicka <jh@suse.cz>
11798 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11800 (cgraph_analyze_function): Likewise.
11802 2008-06-16 Jan Hubicka <jh@suse.cz>
11804 * cgraph.h (cgraph_mark_if_needed): New function.
11805 * cgraphunit.c (cgraph_mark_if_needed): New function.
11806 * c-decl.c (duplicate_decl): Use it.
11808 2008-06-16 Jan Hubicka <jh@suse.cz>
11810 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11813 2008-06-16 Jan Hubicka <jh@suse.cz>
11815 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11817 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11818 Kazu Hirata <kazu@codesourcery.com>
11819 Maxim Kuvyrkov <maxim@codesourcery.com
11821 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11822 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11823 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11824 EXTRA_SPEC_FUNCTIONS.
11825 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11826 (DRIVER_SELF_SPECS): Adjust.
11827 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11828 * config/mips/st.h, config/mips/t-st: New.
11829 * config/mips/driver-native.c, config/mips/x-native: New.
11830 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11833 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11835 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11837 (ISA_HAS_FP_CONDMOVE): New macro.
11838 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11839 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11840 (ISA_HAS_NMADD3_NMSUB3): New macro.
11841 * config/mips/mips.c (mips_rtx_costs): Update.
11842 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11843 compiling for ST Loongson 2E/2F.
11844 (madd<mode>): Rename to madd4<mode>. Update.
11845 (madd3<mode>): New pattern.
11846 (msub<mode>): Rename to msub4<mode>. Update.
11847 (msub3<mode>): New pattern.
11848 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11849 (nmadd3<mode>): New pattern.
11850 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11851 (nmadd3<mode>_fastmath): New pattern.
11852 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11853 (nmsub3<mode>): New pattern.
11854 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11855 (nmsub3<mode>_fastmath): New pattern.
11856 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11858 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11860 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11861 (DF_REF_INSN_INFO): New.
11862 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11863 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11864 with a NULL DF_REF_INSN_INFO.
11865 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11867 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11868 DF_INSN_INFO_EQ_USES): New.
11869 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11870 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11871 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11872 * df-core.c: Update comment for above changes.
11873 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11874 DF_INSN_UID_* macros.
11875 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11876 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11877 insn rtx. Update all callers.
11878 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11879 df_ref_create_structure, df_insn_refs_collect): Likewise.
11880 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11881 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11882 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11883 macros to access the insn refs.
11884 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11885 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11886 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11887 for accessing the refs.
11888 (try_fwprop_subst): Likewise.
11889 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11890 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11891 for accessing the refs.
11892 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11893 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11894 to look at the insn refs.
11895 (record_uses): Likewise.
11896 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11898 (mark_artificial_uses): Don't mark_insn for artificial refs.
11899 (mark_reg_rependencies): Likewise.
11901 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11903 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11905 * configure: Regenerate.
11907 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11909 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11910 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11911 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11913 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11915 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11916 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11917 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11919 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11921 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11922 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11923 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11925 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11927 * tree-ssa-sccvn.c: Fix format of comments.
11929 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11931 * cgraph.c: Remove unneeded forward declarations of eq_node()
11934 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11936 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11938 (see_update_relevancy): Likewise.
11939 * fwprop.c (try_fwprop_subst): Likewise.
11940 * rtlanal.c (noop_move_p): Likewise.
11941 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11942 notes to non-existing libcall blocks.
11943 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11945 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11946 (dead_libcall_p): Remove.
11947 (delete_trivially_dead_insns): Don't use it.
11948 * web.c (union_defs): Remove comment about keeping nops.
11949 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11950 (compute_hash_table_work): Don't track libcall notes.
11951 (do_local_cprop): Don't take libcall pointers. Don't update
11953 (adjust_libcall_notes): Deleted.
11954 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11955 ever have existed in the first place).
11956 (replace_store_insn): Don't try to remove libcall notes.
11957 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11958 (resolve_reg_notes): Don't call them.
11959 (resolve_simple_move): Likewise.
11960 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11961 Don't remove REG_RETVAL notes.
11962 * emit-rtl.c (try_split): Don't update libcall notes.
11963 (emit_copy_of_insn_after): Dito.
11964 * cselib.c (cselib_current_insn_in_libcall): Remove.
11965 (cselib_process_insn): Don't set/clear it.
11966 (new_elt_loc_list): Don't record it.
11967 (cselib_init): Don't initialize it.
11968 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11969 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11971 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11972 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11973 (init_deps): Don't initialize it.
11974 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11975 * combine.c (delete_noop_moves): Don't update libcall notes.
11976 (can_combine_p): Remove now pointless #if 0 block.
11977 (try_combine): Remove another obsolete #if 0 block.
11978 (distribute_notes): Don't distribute libcall notes.
11979 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11980 * dce.c (libcall_dead_p): Remove.
11981 (delete_unmarked_insns): Don't handle libcall blocks.
11982 (preserve_libcall_for_dce): Remove.
11983 (prescan_insns_for_dce): Don't special-case libcall block insns.
11984 * reload1 (reload): Don't handle libcall notes.
11985 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11988 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11990 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11991 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11992 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11994 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11996 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11997 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11998 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12000 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12002 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12004 2008-06-16 Ira Rosen <irar@il.ibm.com>
12006 PR tree-optimization/36493
12007 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12008 the arguments list. Use VECTYPE to create vector pointer.
12009 (vectorizable_store): Fail if accesses through a pointer to vectype
12010 do not alias the original memory reference operands.
12011 Call vect_create_data_ref_ptr without the removed argument.
12012 (vectorizable_load): Likewise.
12013 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12016 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12019 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12020 reg_equiv_constant.
12022 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12024 * config/mips/loongson2ef.md: New file.
12025 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12026 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12027 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12028 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12029 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12031 (loongson2ef.md): New include.
12032 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12033 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12034 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12035 (loongson_gt_<mode>, loongson_extract_halfword)
12036 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12037 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12038 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12039 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12040 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12041 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12042 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12043 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12044 (vec_interleave_low<mode>): Define type attribute.
12045 * config/mips/mips.c (mips_ls2): New static variable.
12046 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12047 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12048 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12049 Implement target scheduling hooks.
12050 (mips_multipass_dfa_lookahead): Update to handle tuning for
12052 (mips_sched_init): Initialize data for Loongson scheduling.
12053 (mips_ls2_variable_issue): New static function.
12054 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12056 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12057 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12058 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12059 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12060 Handle ST Loongson 2E/2F cores.
12061 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12063 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12065 * omp-low.c (extract_omp_for_data): Fix comment typo.
12068 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12070 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12071 FIXME note about gcc/config.guess.
12072 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12073 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12074 * doc/cppopts.texi: Likewise.
12075 * doc/extend.texi: Likewise.
12076 * doc/gcc.texi: Likewise.
12077 * doc/gccint.texi: Likewise.
12078 * doc/gcov.texi: Likewise.
12079 * doc/gty.texi: Likewise.
12080 * doc/hostconfig.texi: Likewise.
12081 * doc/install.texi: Likewise.
12082 * doc/invoke.texi: Likewise.
12083 * doc/loop.texi: Likewise.
12084 * doc/makefile.texi: Likewise.
12085 * doc/md.texi: Likewise.
12086 * doc/passes.texi: Likewise.
12087 * doc/tm.texi: Likewise.
12088 * doc/tree-ssa.texi: Likewise.
12089 * doc/trouble.texi: Likewise.
12091 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12092 Nathan Sidwell <nathan@codesourcery.com>
12093 Maxim Kuvyrkov <maxim@codesourcery.com>
12094 Richard Sandiford <rdsandiford@googlemail.com>
12096 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12097 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12098 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12100 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12101 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12102 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12104 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12105 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12106 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12107 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12108 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12109 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12110 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12111 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12112 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12113 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12114 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12115 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12116 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12117 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12118 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12119 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12120 (mips_builtins): Add Loongson builtins.
12121 (mips_loongson_2ef_bdesc): New.
12122 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12123 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12124 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12125 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12127 (mips_expand_vector_init): New.
12128 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12129 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12131 * config/mips/mips.md: Add unspec numbers for Loongson
12132 builtins. Include loongson.md.
12133 (MOVE64): Include Loongson vector modes.
12134 (SPLITF): Include Loongson vector modes.
12135 (HALFMODE): Handle Loongson vector modes.
12136 * config/mips/loongson.md: New.
12137 * config/mips/loongson.h: New.
12138 * config.gcc: Add loongson.h header for mips*-*-* targets.
12139 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12141 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12143 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12144 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12145 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12146 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12147 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12148 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12149 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12150 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12151 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12152 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12153 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12154 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12155 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12156 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12157 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12158 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12159 Remove use_fixproto=yes.
12160 (ia64*-*-hpux*): Remove comment about using fixproto.
12161 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12163 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12165 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12167 * configure: Regenerate.
12169 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12171 PR middle-end/36520
12172 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12173 before evaluating it.
12175 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12178 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12179 nested inline functions.
12180 (start_decl, start_function): Don't invert DECL_EXTERNAL
12181 for nested inline functions.
12183 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12185 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12186 splits that must be made for correctness.
12188 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12190 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12191 (AVAIL_NON_MIPS16): Likewise.
12192 (mips_builtin_description): Replace target_flags with a predicate.
12193 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12194 (dspr2_32): New availability predicates.
12195 (MIPS_BUILTIN): New macro.
12196 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12197 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12198 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12199 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12200 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12201 (mips_dsp_32only_bdesc): Merge into...
12202 (mips_builtins): ...this new array.
12203 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12204 (mips_init_builtins): Update after above changes.
12205 (mips_expand_builtin_1): Merge into...
12206 (mips_expand_builtin): ...here and update after above changes.
12208 2008-06-12 Paul Brook <paul@codesourcery.com>
12210 * longlong.h (__arm__): Define count_leading_zeros.
12211 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12212 (clzsi2, clzdi2): New functions.
12213 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12214 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12215 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12216 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12217 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12218 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12219 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12220 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12221 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12222 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12224 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12226 * config/m68k/m68k.c (m68k_tune_flags): New.
12227 (override_options): Compute m68k_tune_flags.
12228 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12229 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12231 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12233 PR middle-end/36506
12234 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12236 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12238 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12239 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12241 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12243 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12244 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12246 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12248 PR middle-end/36506
12249 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12252 2008-06-12 Richard Guenther <rguenther@suse.de>
12254 PR tree-optimization/36345
12255 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12256 add memory_tag_needed flag.
12257 (may_alias_p): Declare.
12258 * tree-ssa-alias.c (may_alias_p): Export.
12259 (set_initial_properties): Use memory_tag_needed flag.
12260 (update_reference_counts): Likewise.
12261 (reset_alias_info): Reset memory_tag_needed flag.
12262 (create_name_tags): Check memory_tag_needed flag.
12263 (dump_points_to_info_for): Dump it.
12264 * tree-ssa-structalias.c (struct variable_info): Remove
12265 directly_dereferenced flag.
12266 (new_var_info): Do not initialize it.
12267 (process_constraint_1): Do not set it.
12268 (update_alias_info): Set is_dereferenced flag.
12269 (set_uids_in_ptset): Use may_alias_p.
12270 (set_used_smts): Check memory_tag_needed flag.
12271 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12272 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12273 memory_tag_needed flag.
12274 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12275 from broken design.
12277 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12279 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12280 red zone for w64 abi.
12281 (ix86_expand_prologue): Likewise.
12282 (ix86_force_to_memory): Likewise.
12283 (ix86_free_from_memory): Likewise.
12285 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12288 * config/rs6000/rs6000.c (rs6000_override_options): Set
12289 rs6000_isel conditionally to the absence of comand line override.
12290 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12291 Remove duplicate rs6000_isel setting.
12292 * config/rs6000/eabispe.h: Ditto.
12294 2008-06-11 Richard Guenther <rguenther@suse.de>
12296 * alias.c (get_alias_set): Use the element alias-set for arrays.
12297 (record_component_aliases): For arrays and vectors do nothing.
12298 * c-common.c (strict_aliasing_warning): Handle the cases
12299 of alias set zero explicitly.
12300 * Makefile.in (dfp.o-warn): Add -Wno-error.
12302 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12304 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12306 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12307 tune_32 tune_64 to supported_defaults. Allow values not
12308 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12309 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12310 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12311 with_cpu_64 to generic for 64-bit-supporting configurations, not
12312 with_cpu. Remove FIXMEs.
12313 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12314 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12315 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12316 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12317 arch_32 and arch_64.
12319 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12320 Olivier Hainque <hainque@adacore.com>
12322 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12323 Use DECL_SIZE_UNIT to retrieve the size of the field.
12325 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12327 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12328 with function calls after declarations. Lay out
12329 neon_float_type_node before further use.
12331 2008-06-11 Richard Guenther <rguenther@suse.de>
12333 * tree-flow.h (may_point_to_global_var): Declare.
12334 * tree-ssa-alias.c (may_point_to_global_var): New function.
12335 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12337 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12339 * configure.ac: Teach that fido supports .debug_line.
12340 * configure: Regenerate.
12342 2008-06-10 Tom Tromey <tromey@redhat.com>
12344 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12347 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12349 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12350 (encode_decimal64, decode_decimal64, encode_decimal128,
12351 decode_decimal128): Reverse order of 32-bit parts of value if host
12352 and target endianness differ.
12354 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12356 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12357 Avoid division by 0.
12358 (tree_mod_pow2_value_transform): Likewise.
12359 (tree_ic_transform): Likewise.
12360 (tree_stringops_transform): Likewise.
12361 (tree_mod_subtract_transform): Likewise.
12362 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12363 (copy_edges_for_bb): Likewise.
12364 (initialize_cfun): Likewise.
12366 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12368 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12369 nonmemory_operand. Add "N" operand constraint.
12371 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12372 (*jcc_btsi_mask): Ditto.
12373 (*jcc_btsi_mask_1): Ditto.
12375 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12377 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12378 TYPE_CANONICAL for copied element type.
12380 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12383 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12384 Add m_CORE2 and m_GENERIC.
12385 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12386 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12388 (*jcc_btdi_rex64): New instruction and split pattern.
12389 (*jcc_btsi): Ditto.
12390 (*jcc_btsi_1): Ditto.
12391 (*btsq): Fix Intel asm dialect operand order.
12395 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12397 PR middle-end/36447
12398 * simplify-rtx.c (simplify_subreg): Add check for shift count
12401 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12403 * doc/md.texi: Synchronize with later constraints.md change.
12404 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12405 with a C implementation.
12406 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12408 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12409 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12410 when moving to and from MD_REGNUM.
12411 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12412 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12413 Handle byte and halfword moves.
12414 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12416 * config/mips/constraints.md (h): Turn into NO_REGS.
12417 (l, x): Update documentation.
12418 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12419 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12420 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12421 (HILO): New mode iterator.
12423 (any_div): New code iterator.
12424 (u): Extend code attribute to div and udiv.
12425 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12426 d_operand in the splitters. Remove redundant CONST_INT checks.
12427 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12428 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12429 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12430 accordingly, using normal moves instead of unspecs to move LO into
12431 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12432 (<u>mulsidi3): Handle expansion in C code.
12433 (<u>mulsidi3_32bit_internal): Rename to...
12434 (<u>mulsidi3_32bit): ...this.
12435 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12436 (*<u>mulsidi3_64bit): Rename to...
12437 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12438 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12439 to set LO and HI to the multiplication result. Use a normal move
12440 for MFLO and an unspec for MFHI.
12441 (*<u>mulsidi3_64bit_parts): Replace with...
12442 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12443 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12444 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12445 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12446 instead of HI. Split the instruction into a separate multiplication
12447 and MFHI if !TARGET_FIX_R4000.
12448 (<su>muldi3_highpart): Likewise.
12449 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12450 and the "=h" clobber.
12451 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12452 (<u>mulditi3): New expander.
12453 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12454 (madsi): Remove "=h" clobber.
12455 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12456 Force the modulus result to be a GPR and split the instruction into
12457 a division followed by an MFHI after reload.
12458 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12459 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12460 the MIPS16 HIGH define_split.
12461 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12462 of acc<->gpr moves to "multi".
12463 (*movdi_64bit): Replace the single "x" alternative with
12464 alternatives for moving into and out of "a".
12465 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12466 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12467 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12468 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12469 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12470 (movti): New expander.
12471 (*movti, *movti_mips16): New insns.
12472 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12473 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12474 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12475 * config/mips/predicates.md (fpr_operand): Delete.
12476 (d_operand): New predicate.
12478 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12480 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12481 failure on some Bourne shells.
12482 (x86_64-*-*): Ditto.
12484 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12486 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12488 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12490 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12491 (sparc-sun-solaris2*): Likewise.
12493 2008-06-09 Arnaud Charlet <charlet@adacore.com
12495 * doc/install.texi: Update requirements to build the Ada compiler.
12497 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12499 * df-scan.c (struct df_scan_problem_data): Remove the
12500 mw_link_pool alloc pool.
12501 (df_scan_free_internal): Don't free it.
12502 (df_scan_alloc): Don't allocate it.
12503 * df.h (struct df_link): Update comment.
12505 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12507 * except.h: Correct checks for when SJLJ exceptions must be used.
12509 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12511 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12514 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12516 PR tree-optimization/36218
12517 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12518 configure for the build system.
12519 (BUILD_LDFLAGS): Define.
12520 * configure: Regenerate.
12521 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12523 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12526 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12527 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12528 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12530 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12532 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12534 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12536 * config.gcc (Obsolete configurations): Remove list of
12538 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12539 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12540 targets matched by those patterns.
12541 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12542 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12543 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12544 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12545 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12546 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12547 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12548 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12549 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12550 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12551 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12552 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12553 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12554 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12555 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12556 Make code for Solaris 7 and greater unconditional for Solaris.
12557 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12558 Remove --with-* handling.
12559 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12560 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12561 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12562 LINK_OS_WINDISS_SPEC): Remove.
12563 * config/rs6000/sysv4.opt (mwindiss): Remove.
12564 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12565 * configure: Regenerate.
12566 * doc/cpp.texi: Don't mention BeOS.
12567 * doc/extend.texi (interrupt): Don't mention MS1.
12568 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12569 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12570 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12571 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12572 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12574 * doc/invoke.texi (MT Options): Remove.
12575 (-mwindiss): Remove.
12576 (CRIS Options): Remove cris-axis-aout references.
12577 (HPPA Options): Don't mention hppa1.1-*-pro.
12578 * doc/md.texi: (MorphoTech family): Remove.
12579 * libgcc2.c: Don't handle UWIN.
12580 * config/alpha/t-unicosmk: Remove.
12581 * config/alpha/unicosmk.h: Remove.
12582 * config/arm/kaos-arm.h: Remove.
12583 * config/arm/kaos-strongarm.h: Remove.
12584 * config/arm/strongarm-coff.h: Remove.
12585 * config/arm/strongarm-elf.h: Remove.
12586 * config/arm/strongarm-pe.h: Remove.
12587 * config/arm/t-strongarm-pe: Remove.
12588 * config/arm/t-xscale-coff: Remove.
12589 * config/arm/t-xscale-elf: Remove.
12590 * config/arm/xscale-coff.h: Remove.
12591 * config/arm/xscale-elf.h: Remove.
12592 * config/chorus.h: Remove.
12593 * config/cris/aout.h: Remove.
12594 * config/cris/aout.opt: Remove.
12595 * config/cris/t-aout: Remove.
12596 * config/i386/beos-elf.h: Remove.
12597 * config/i386/kaos-i386.h: Remove.
12598 * config/i386/ptx4-i.h: Remove.
12599 * config/i386/sco5.h: Remove.
12600 * config/i386/sco5.opt: Remove.
12601 * config/i386/sysv4-cpp.h: Remove.
12602 * config/i386/sysv5.h: Remove.
12603 * config/i386/t-beos: Remove.
12604 * config/i386/t-sco5: Remove.
12605 * config/i386/t-uwin: Remove.
12606 * config/i386/uwin.asm: Remove.
12607 * config/i386/uwin.h: Remove.
12608 * config/kaos.h: Remove.
12609 * config/mips/windiss.h: Remove.
12610 * config/mt: Remove directory.
12611 * config/pa/pa-osf.h: Remove.
12612 * config/pa/pa-pro-end.h: Remove.
12613 * config/pa/t-pro: Remove.
12614 * config/ptx4.h: Remove.
12615 * config/rs6000/beos.h: Remove.
12616 * config/rs6000/kaos-ppc.h: Remove.
12617 * config/rs6000/t-beos: Remove.
12618 * config/rs6000/windiss.h: Remove.
12619 * config/sh/kaos-sh.h: Remove.
12620 * config/sol2-6.h: Remove.
12621 * config/sparc/sol26-sld.h: Remove.
12622 * config/sparc/sysv4-only.h: Remove.
12623 * config/vax/bsd.h: Remove.
12624 * config/vax/t-memfuncs: Remove.
12625 * config/vax/ultrix.h: Remove.
12626 * config/vax/vaxv.h: Remove.
12627 * config/windiss.h: Remove.
12629 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12631 PR rtl-optimization/36438
12632 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12633 for vector shifts with constant scalar shift operands.
12635 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12637 * doc/invoke.texi: Document -march=xlr.
12638 * config/mips/xlr.md: New file.
12639 * config/mips/mips.md: Include it.
12641 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12642 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12643 (mips_rtx_cost_data): Likewise.
12645 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12647 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12648 PRE_INC and PRE_DEC cases.
12650 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12652 PR rtl-optimization/36419
12653 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12654 the emitting jump insn.
12657 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12658 is not bool, boolify the whole *expr_p and convert to the desired type.
12660 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12662 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12663 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12664 Add omp_private_outer_ref hook, add another argument to
12665 omp_clause_default_ctor hook.
12666 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12667 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12668 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12669 hook_tree_tree_tree_tree_null.
12670 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12671 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12672 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12673 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12674 * tree.def (OMP_TASK): New tree code.
12675 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12676 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12677 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12678 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12679 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12680 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12681 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12682 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12683 (OMP_DIRECTIVE_P): Add OMP_TASK.
12684 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12685 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12686 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12687 and OMP_CLAUSE_UNTIED entries.
12688 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12690 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12691 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12692 * tree-pretty-print.c (dump_omp_clause): Handle
12693 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12694 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12695 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12696 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12697 warning about unsigned iterators. Change decl/init/cond/incr
12698 arguments to TREE_VECs, check arguments for all collapsed loops.
12699 (c_finish_omp_taskwait): New function.
12700 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12702 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12703 default_function_array_conversion on init. Add par_clauses argument.
12704 If decl is present in parallel's lastprivate clause, change it to
12705 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12706 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12707 collapse count in clauses.
12708 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12709 c_parser_omp_for_loop callers.
12710 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12711 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12712 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12713 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12715 (c_parser_omp_clause_schedule): Handle schedule(auto).
12716 Include correct location in the error message.
12717 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12718 and PRAGMA_OMP_CLAUSE_UNTIED.
12719 (OMP_TASK_CLAUSE_MASK): Define.
12720 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12721 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12722 * tree-nested.c (convert_nonlocal_omp_clauses,
12723 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12724 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12725 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12726 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12728 (conver_nonlocal_reference, convert_local_reference,
12729 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12730 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12731 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12732 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12733 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12734 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12735 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12736 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12737 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12739 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12740 * c-common.h (c_finish_omp_taskwait): New prototype.
12741 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12742 * tree-parloops.c (create_parallel_loop): Create 1 entry
12743 vectors for OMP_FOR_{INIT,COND,INCR}.
12744 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12745 (make_edges): Handle OMP_TASK.
12746 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12747 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12748 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12749 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12750 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12751 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12752 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12753 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12754 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12755 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12756 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12757 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12758 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12759 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12760 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12761 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12762 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12763 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12764 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12765 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12766 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12767 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12768 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12769 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12770 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12771 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12772 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12773 original iterator is present in lastprivate clause or if
12774 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12775 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12776 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12777 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12778 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12779 if it is set, lookup var in outer contexts too. Handle
12780 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12781 to be implicitly determined firstprivate for task regions.
12782 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12783 if it is set, lookup var in outer contexts too. Set
12784 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12785 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12786 OMP_CLAUSE_UNTIED. Take region_type as last argument
12787 instead of in_parallel and in_combined_parallel.
12788 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12790 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12791 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12792 (new_omp_context): Set default_kind to
12793 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12794 (omp_region_type): New enum.
12795 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12796 fields, add region_type.
12797 (new_omp_context): Take region_type as argument instead of is_parallel
12798 and is_combined_parallel.
12799 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12800 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12801 ctx->is_combined_parallel checks.
12802 (gimplify_omp_task): New function.
12803 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12805 * omp-low.c (extract_omp_for_data): Use schedule(static)
12806 for schedule(auto). Handle pointer and unsigned iterators.
12807 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12808 Add loops argument. Extract data for collapsed OMP_FOR loops.
12809 (expand_parallel_call): Assert sched_kind isn't auto,
12810 map runtime schedule to index 3.
12811 (struct omp_for_data_loop): New type.
12812 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12813 Add loop, loops, collapse and iter_type fields.
12814 (workshare_safe_to_combine_p): Disallow combined for if
12815 iter_type is unsigned long long. Don't combine collapse > 1 loops
12816 unless all bounds and steps are constant. Adjust extract_omp_for_data
12818 (expand_omp_for_generic): Handle pointer, unsigned and long long
12819 iterators. Handle collapsed OMP_FOR loops. Adjust
12820 for struct omp_for_data changes. If libgomp function doesn't return
12821 boolean_type_node, add comparison of the return value with 0.
12822 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12823 pointer, unsigned and long long iterators. Adjust for struct
12824 omp_for_data changes.
12825 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12826 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12827 unsigned long long. Allocate loops array, pass it to
12828 extract_omp_for_data. For collapse > 1 loops use always
12829 expand_omp_for_generic.
12830 (omp_context): Add sfield_map and srecord_type fields.
12831 (is_task_ctx, lookup_sfield): New functions.
12832 (use_pointer_for_field): Use is_task_ctx helper. Change first
12833 argument's type from const_tree to tree. Clarify comment.
12834 In OMP_TASK disallow copy-in/out sharing.
12835 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12836 (install_var_field): Add mask argument. Populate both record_type
12837 and srecord_type if needed.
12838 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12840 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12841 and DECL_FIELD_OFFSET.
12842 (scan_sharing_clauses): Adjust install_var_field callers. For
12843 firstprivate clauses on explicit tasks allocate the var by value in
12844 record_type unconditionally, rather than by reference.
12845 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12846 Use is_taskreg_ctx instead of is_parallel_ctx.
12847 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12848 (create_omp_child_function_name): Add task_copy argument, use
12849 *_omp_cpyfn* names if it is true.
12850 (create_omp_child_function): Add task_copy argument, if true create
12851 *_omp_cpyfn* helper function.
12852 (scan_omp_parallel): Adjust create_omp_child_function callers.
12853 Rename parallel_nesting_level to taskreg_nesting_level.
12854 (scan_omp_task): New function.
12855 (lower_rec_input_clauses): Don't run constructors for firstprivate
12856 explicit task vars which are initialized by *_omp_cpyfn*.
12857 Pass outer var ref to omp_clause_default_ctor hook if
12858 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12859 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12860 OMP_CLAUSE_REDUCTION_INIT.
12861 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12862 avoid duplicate setting of fields. Handle
12863 OMP_CLAUSE_PRIVATE_OUTER_REF.
12864 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12865 copy-out if TREE_READONLY, only copy-in.
12866 (expand_task_copyfn): New function.
12867 (expand_task_call): New function.
12868 (struct omp_taskcopy_context): New type.
12869 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12871 (lower_omp_parallel): Rename to...
12872 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12873 Call create_task_copyfn if srecord_type is needed. Adjust
12875 (task_shared_vars): New variable.
12876 (check_omp_nesting_restrictions): Warn if work-sharing,
12877 barrier, master or ordered region is closely nested inside OMP_TASK.
12878 Add warnings for barrier if closely nested inside of work-sharing,
12879 ordered, or master region.
12880 (scan_omp_1): Call check_omp_nesting_restrictions even for
12881 GOMP_barrier calls. Rename parallel_nesting_level to
12882 taskreg_nesting_level. Handle OMP_TASK.
12883 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12884 work-sharing construct, continue looking for them on parent parallel
12886 (lower_omp_for_lastprivate): Add lastprivate clauses
12887 to the beginning of dlist rather than end. Adjust for struct
12888 omp_for_data changes.
12889 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12890 not after it. Handle collapsed OMP_FOR loops, adjust for
12891 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12892 (get_ws_args_for): Adjust extract_omp_for_data caller.
12893 (scan_omp_for): Handle collapsed OMP_FOR
12894 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12895 (lower_omp_single_simple): If libgomp function doesn't return
12896 boolean_type_node, add comparison of the return value with 0.
12897 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12898 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12899 (parallel_nesting_level): Rename to...
12900 (taskreg_nesting_level): ... this.
12901 (is_taskreg_ctx): New function.
12902 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12903 of is_parallel_ctx.
12904 (execute_lower_omp): Rename parallel_nesting_level to
12905 taskreg_nesting_level.
12906 (expand_omp_parallel): Rename to...
12907 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12908 Call omp_task_call for OMP_TASK regions.
12909 (expand_omp): Adjust caller, handle OMP_TASK.
12910 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12912 * bitmap.c (bitmap_default_obstack_depth): New variable.
12913 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12914 if argument is NULL and bitmap_default_obstack is already initialized.
12915 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12917 * matrix-reorg.c (matrix_reorg): Likewise.
12919 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12921 * config/i386/i386.md (*indirect_jump): Macroize using P
12922 mode iterator. Remove !TARGET_64BIT from insn constraints.
12923 (*tablejump_1): Ditto.
12924 (*indirect_jump_rex64): Remove insn pattern.
12925 (*tablejump_1_rex64): Ditto.
12926 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12927 and eh_return_si insn patterns.
12929 2008-06-06 Richard Guenther <rguenther@suse.de>
12931 * tree-ssa-structalias.c (merge_smts_into): Remove.
12932 (find_what_p_points_to): Do not bother to compute the
12933 points-to set for pt_anything pointers.
12934 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12935 for pt_anything pointers is ok.
12937 2008-06-06 Jan Hubicka <jh@suse.cz>
12939 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12941 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12943 * cgraph.c: Fix typos in comments.
12944 (cgraph_availability_names): Fix string typo.
12945 * fold-const.c: Fix typos in comments.
12946 (fold_binary): Fix typo in warning.
12947 * genautomata.c: Fix typos in comments.
12948 (check_presence_pattern_sets): Fix typo in local variable.
12949 (output_description): Fix typo in output.
12950 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12951 * hwint.h: Likewise.
12952 * matrix-reorg.c (check_allocation_function): Likewise.
12953 * omega.c (smooth_weird_equations): Likewise.
12954 * auto-inc-dec.c: Fix typos in comments.
12955 * bb-reorder.c: Likewise.
12956 * builtins.c: Likewise.
12957 * c-common.c: Likewise.
12958 * c-cppbuiltin.c: Likewise.
12959 * c-parser.c: Likewise.
12960 * c-pretty-print.c: Likewise.
12961 * cfgcleanup.c: Likewise.
12962 * cfgexpand.c: Likewise.
12963 * cfghooks.c: Likewise.
12964 * cfglayout.c: Likewise.
12965 * cfgloopmanip.c: Likewise.
12966 * cgraphunit.c: Likewise.
12967 * coverage.c: Likewise.
12968 * dbxout.c: Likewise.
12969 * df-byte-scan.c: Likewise.
12970 * df-core.c: Likewise.
12971 * df-problems.c: Likewise.
12972 * df-scan.c: Likewise.
12974 * dominance.c: Likewise.
12975 * domwalk.c: Likewise.
12977 * dwarf2out.c: Likewise.
12978 * emit-rtl.c: Likewise.
12979 * et-forest.c: Likewise.
12980 * function.c: Likewise.
12981 * function.h: Likewise.
12983 * gcov-io.c: Likewise.
12984 * gcov.c: Likewise.
12985 * gcse.c: Likewise.
12986 * genattrtab.c: Likewise.
12987 * ggc-page.c: Likewise.
12988 * gimplify.c: Likewise.
12989 * gthr-lynx.h: Likewise.
12990 * haifa-sched.c: Likewise.
12991 * ipa-cp.c: Likewise.
12992 * ipa-inline.c: Likewise.
12993 * ipa-prop.h: Likewise.
12994 * ipa-pure-const.c: Likewise.
12995 * ipa-struct-reorg.c: Likewise.
12996 * ipa-struct-reorg.h: Likewise.
12997 * ipa-type-escape.c: Likewise.
12999 * loop-doloop.c: Likewise.
13000 * mips-tfile.c: Likewise.
13001 * mkmap-flat.awk: Likewise.
13002 * mkmap-symver.awk: Likewise.
13003 * modulo-sched.c: Likewise.
13004 * omp-low.c: Likewise.
13005 * optabs.c: Likewise.
13006 * optabs.h: Likewise.
13007 * opts.c: Likewise.
13008 * passes.c: Likewise.
13009 * postreload-gcse.c: Likewise.
13010 * postreload.c: Likewise.
13011 * predict.c: Likewise.
13012 * pretty-print.h: Likewise.
13013 * profile.c: Likewise.
13014 * protoize.c: Likewise.
13015 * ra-conflict.c: Likewise.
13016 * real.c: Likewise.
13017 * recog.c: Likewise.
13018 * regclass.c: Likewise.
13019 * regs.h: Likewise.
13020 * reload.c: Likewise.
13021 * rtl-error.c: Likewise.
13022 * rtlanal.c: Likewise.
13023 * scan.h: Likewise.
13024 * sched-rgn.c: Likewise.
13026 * stmt.c: Likewise.
13027 * target.h: Likewise.
13028 * tree-dfa.c: Likewise.
13029 * tree-eh.c: Likewise.
13030 * tree-flow-inline.h: Likewise.
13031 * tree-inline.c: Likewise.
13032 * tree-into-ssa.c: Likewise.
13033 * tree-loop-distribution.c: Likewise.
13034 * tree-nested.c: Likewise.
13035 * tree-parloops.c: Likewise.
13036 * tree-pass.h: Likewise.
13037 * tree-pretty-print.c: Likewise.
13038 * tree-profile.c: Likewise.
13039 * tree-scalar-evolution.c: Likewise.
13040 * tree-sra.c: Likewise.
13041 * tree-ssa-alias-warnings.c: Likewise.
13042 * tree-ssa-ccp.c: Likewise.
13043 * tree-ssa-coalesce.c: Likewise.
13044 * tree-ssa-dom.c: Likewise.
13045 * tree-ssa-dse.c: Likewise.
13046 * tree-ssa-forwprop.c: Likewise.
13047 * tree-ssa-live.c: Likewise.
13048 * tree-ssa-live.h: Likewise.
13049 * tree-ssa-loop-im.c: Likewise.
13050 * tree-ssa-loop-ivopts.c: Likewise.
13051 * tree-ssa-loop-niter.c: Likewise.
13052 * tree-ssa-loop-prefetch.c: Likewise.
13053 * tree-ssa-phiopt.c: Likewise.
13054 * tree-ssa-phiprop.c: Likewise.
13055 * tree-ssa-sccvn.c: Likewise.
13056 * tree-ssa-ter.c: Likewise.
13057 * tree-ssa-threadupdate.c: Likewise.
13058 * tree-ssa.c: Likewise.
13059 * tree-vect-analyze.c: Likewise.
13060 * tree-vect-transform.c: Likewise.
13061 * tree-vectorizer.c: Likewise.
13062 * tree-vn.c: Likewise.
13063 * tree-vrp.c: Likewise.
13064 * tree.c: Likewise.
13065 * tree.def: Likewise.
13066 * tree.h: Likewise.
13067 * unwind-dw2-fde.c: Likewise.
13068 * unwind.inc: Likewise.
13069 * value-prof.c: Likewise.
13070 * vmsdbgout.c: Likewise.
13072 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13074 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13075 always place FP constants in the TOC for TARGET_POWERPC64.
13076 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13078 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13080 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13081 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13082 enable for TARGET_E500_DOUBLE.
13083 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13084 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13085 floating-point modes like integer modes for E500 double.
13086 (rs6000_legitimate_offset_address_p): Likewise.
13087 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13088 addressing for DDmode for E500 double.
13089 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13090 modes as using 64-bits of registers for E500 double.
13091 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13092 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13093 specially for E500 double.
13094 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13095 TDmode for E500 double.
13096 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13097 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13098 (rs6000_split_multireg_move): Do not handle TDmode specially for
13100 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13101 using 64-bit registers for E500 double.
13102 (emit_frame_save): Do not handle DDmode specially for E500 double.
13103 (gen_frame_mem_offset): Likewise.
13104 (rs6000_function_value): Do not call spe_build_register_parallel
13105 for DDmode or TDmode.
13106 (rs6000_libcall_value): Likewise.
13107 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13108 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13111 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13113 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13116 2008-06-04 Junjie Gu <jgu@tensilica.com>
13118 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13119 comparison for frame pointers.
13121 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13124 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13126 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13129 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13130 register is already smaller or equal to required mode.
13132 2008-06-04 Xinliang David Li <davidxl@google.com>
13134 * tree-call-cdce.c: New file.
13135 (cond_dead_built_in_calls): New static variable.
13136 (input_domain): New struct.
13137 (check_pow): New function.
13138 (check_builtin_call): Ditto.
13139 (check_target_format): Ditto.
13140 (is_call_dce_candidate): Ditto.
13141 (gen_one_condition): Ditto.
13142 (gen_conditions_for_domain): Ditto.
13143 (get_domain): Ditto.
13144 (gen_conditions_for_pow_cst_base): Ditto.
13145 (gen_conditions_for_pow_int_base): Ditto.
13146 (gen_conditions_for_pow): Ditto.
13147 (get_no_error_domain): Ditto.
13148 (gen_shrink_wrap_conditions): Ditto.
13149 (shrink_wrap_one_built_in_call): Ditto.
13150 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13151 (tree_call_cdce): Ditto.
13152 (gate_call_cdce): Ditto.
13153 (pass_call_cdce): New gimple pass.
13154 * passes.c: (init_optimization_passes): New pass.
13155 * tree-pass.h: New pass declaration.
13156 * opts.c (decode_options): New flag setting.
13157 * common.opt: Add -ftree-builtin-call-dce flag.
13158 * Makefile.in: Add new source file.
13159 * tempvar.def: New tv_id.
13160 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13162 2008-06-04 Richard Guenther <rguenther@suse.de>
13164 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13165 (is_call_clobbered): Always check var_ann->call_clobbered.
13166 (mark_call_clobbered): Always set var_ann->call_clobbered.
13167 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13168 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13169 (reset_alias_info): Clear call clobbering info on MTAGs and
13171 (set_pt_anything): Set pt_global_mem.
13172 (create_tag_raw): Adjust comment.
13173 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13175 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13176 Maxim Kuvyrkov <maxim@codesourcery.com>
13178 * config/m68k/m68k.opt (mxgot): New option.
13179 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13180 (m68k_output_addr_const_extra): New.
13181 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13182 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13183 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13184 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13186 2008-06-04 Richard Guenther <rguenther@suse.de>
13188 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13189 negative or non-representable offsets.
13191 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13193 * config/i386/i386.c (ix86_gen_leave): New.
13194 (ix86_gen_pop1): Likewise.
13195 (ix86_gen_add3): Likewise.
13196 (ix86_gen_sub3): Likewise.
13197 (ix86_gen_sub3_carry): Likewise.
13198 (ix86_gen_one_cmpl2): Likewise.
13199 (ix86_gen_monitor): Likewise.
13200 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13201 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13202 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13203 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13204 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13205 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13206 (ix86_expand_epilogue): Updated.
13207 (print_operand): Handle integer register operand for 'z'.
13208 (ix86_expand_strlensi_unroll_1): Likewise.
13209 (ix86_expand_strlen): Likewise.
13210 (ix86_expand_builtin): Likewise.
13211 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13212 mov{q}/mov{l} and add{q}/add{l}.
13214 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13216 * config/i386/i386.md (P): New mode iterator.
13217 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13218 using P mode iterator.
13219 (DFmode push_operand splitter): Ditto.
13220 (XFmode push_operand splitter): Ditto.
13221 (DFmode float_extend SFmode push_operand splitter): Ditto.
13222 (XFmode float_extend SFmode push_operand splitter): Do not generate
13223 SImode pushes for 64bit target. Macroize Dimode and SImode
13224 pushes using P mode iterator.
13225 (XFmode float_extend DFmode push_operand splitter): Ditto.
13227 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13229 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13230 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13231 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13232 return type to int.
13233 (ix86_call_abi_override): Remove check for call_used_regs.
13235 2008-06-03 Richard Guenther <rguenther@suse.de>
13237 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13238 for the lhs of calls if the return type contains pointers.
13240 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13242 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13243 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13244 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13245 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13246 of cfun and DEFAULT_ABI to deceide abi mode.
13247 (DEFAULT_ABI): New.
13248 (REG_PARM_STACK_SPACE): Removed.
13249 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13250 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13251 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13252 (ix86_function_abi): Likewise.
13253 (ix86_function_type_abi): Likewise.
13254 (ix86_call_abi_override): Likewise.
13255 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13256 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13257 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13258 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13260 (X86_64_REGPARM_MAX): New.
13261 (X86_64_SSE_REGPARM_MAX): New.
13262 (X64_REGPARM_MAX): New.
13263 (X64_SSE_REGPARM_MAX): New.
13264 (X86_32_REGPARM_MAX): New.
13265 (X86_32_SSE_REGPARM_MAX): New.
13266 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13267 (ix86_function_regparm): Handle user calling abi.
13268 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13269 by DEFAULT_ABI versus SYSV_ABI check.
13270 (ix86_reg_parm_stack_space): New.
13271 (ix86_function_type_abi): New.
13272 (ix86_call_abi_override): New.
13273 (ix86_function_abi): New.
13274 (ix86_cfun_abi): New.
13275 (init_cumulative_args): Call abi specific initialization.
13276 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13277 (function_arg_64): Extend SSE_REGPARM_MAX check.
13278 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13279 (ix86_pass_by_reference): Likewise.
13280 (ix86_function_value_regno_p): Likewise.
13281 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13282 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13283 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13284 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13285 (setup_incoming_varargs_64): Adjust regparm for call abi.
13286 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13287 (ix86_va_start): Likewise.
13288 (ix86_gimplify_va_arg): Likewise.
13289 (ix86_expand_prologue): Likewise.
13290 (output_pic_addr_const): Likewise.
13291 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13292 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13293 (x86_output_mi_thunk): Likewise.
13294 (x86_function_profiler): Likewise.
13295 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13296 (SYSV_ABI, MS_ABI): New constants.
13297 (DEFAULT_ABI): New.
13298 (init_regs): Add prototype of function in regclass.c file.
13299 (OVERRIDE_ABI_FORMAT): New.
13300 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13301 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13302 (OUTGOING_REG_PARM_STACK_SPACE): New.
13303 (ix86_reg_parm_stack_space): New prototype.
13304 (CUMULATIVE_ARGS): Add call_abi member.
13305 (machine_function): Add call_abi member.
13306 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13307 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13309 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13312 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13313 (avr_builtin_setjmp_frame_value): New function.
13314 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13315 (nonlocal_goto): Define.
13317 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13319 * config/mips/mips.c (mips_emit_loadgp): Return early if
13320 there is nothing do to, otherwise emit a blockage if
13321 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13322 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13324 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13326 * configure.ac: Drop unneeded backslash ending up in config.in.
13327 * acinclude.m4: Likewise.
13328 * config.in: Regenerate.
13330 2008-05-26 Jan Hubicka <jh@suse.cz>
13332 * predict.c (maybe_hot_frequency_p): Break out of...
13333 (maybe_hot_bb_p): ... here.
13334 (maybe_hot_edge_p): New.
13335 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13336 * basic-block.h (maybe_hot_edge_p): Declare.
13338 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13340 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13341 (*cmpfp_<mode>_cc): Ditto.
13342 (*fp_jcc_8<mode>_387): Ditto.
13343 (*fop_<MODEF:mode>_2_i387): Ditto.
13344 (*fop_<MODEF:mode>_3_i387): Ditto.
13345 (*fop_xf_2_i387): Ditto.
13346 (*fop_xf_3_i387): Ditto.
13348 2008-06-02 Tomas Bily <tbily@suse.cz>
13350 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13352 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13354 * config/mips/mips.c (mips_valid_offset_p): New function.
13355 (mips_valid_lo_sum_p): Likewise.
13356 (mips_classify_address): Use them.
13357 (mips_force_address): New function.
13358 (mips_legitimize_address): Use it.
13359 * config/mips/mips.md (MOVE128): New mode iterator.
13360 (movtf): Require TARGET_64BIT. Remove empty strings.
13361 (*movtf_internal): Rename to...
13362 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13363 of "R" and use {,fp}{load,store} attributes instead of "multi".
13364 Use a separate define_split.
13365 (*movtf_mips16): New pattern.
13367 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13369 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13370 * config/mips/mips.c (mips_expand_before_return): New function.
13371 (mips_expand_epilogue): Call it.
13372 * config/mips/mips.md (return): Turn into a define_expand.
13373 (*return): New insn.
13375 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13377 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13378 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13379 functions. Do not emit uses and clobbers of CONCATs; individually
13380 use and clobber their operands.
13381 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13382 gen_clobber, emit_use and gen_use.
13383 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13384 (expand_builtin_return): Likewise.
13385 * cfgbuild.c (count_basic_blocks): Likewise.
13386 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13387 * explow.c (emit_stack_restore): Likewise.
13388 * expmed.c (extract_bit_field_1): Likewise.
13389 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13390 (emit_move_multi_word, store_constructor): Likewise.
13391 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13392 (thread_prologue_and_epilogue_insns): Likewise.
13393 * lower-subreg.c (resolve_simple_move): Likewise.
13394 * optabs.c (widen_operand, expand_binop): Likewise.
13395 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13396 * reload.c (find_reloads): Likewise.
13397 * reload1.c (eliminate_regs_in_insn): Likewise.
13398 * stmt.c (expand_nl_goto_receiver): Likewise.
13399 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13400 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13401 * config/arm/arm.c (arm_load_pic_register): Likewise.
13402 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13403 * config/arm/arm.md (untyped_return): Likewise.
13404 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13405 * config/avr/avr.c (expand_prologue): Likewise.
13406 * config/bfin/bfin.c (do_unlink): Likewise.
13407 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13408 * config/cris/cris.c (cris_expand_prologue): Likewise.
13409 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13410 (machopic_legitimize_pic_address): Likewise.
13411 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13412 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13413 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13414 (ix86_expand_convert_uns_didf_sse): Likewise.
13415 (ix86_expand_vector_init_general): Likewise.
13416 * config/ia64/ia64.md (eh_epilogue): Likewise.
13417 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13418 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13419 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13420 (config/iq2000/iq2000.c): Likewise.
13421 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13422 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13423 (builtin_longjmp): Likewise.
13424 * config/mn10300/mn10300.md (call, call_value): Likewise.
13425 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13426 * config/pdp11/pdp11.md (abshi2): Likewise.
13427 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13428 * config/s390/s390.c (s390_emit_prologue): Likewise.
13429 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13430 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13431 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13432 * config/sh/sh.c (prepare_move_operands): Likewise.
13433 (output_stack_adjust, sh_expand_epilogue): Likewise.
13434 (sh_set_return_address, sh_expand_t_scc): Likewise.
13435 * config/sparc/sparc.c (load_pic_register): Likewise.
13436 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13437 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13438 * config/v850/v850.c (expand_epilogue): Likewise.
13440 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13442 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13443 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13444 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13445 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13446 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13447 stack pointer register.
13448 (output_movhi): Remove code for interrupt specific writing to the
13449 stack pointer register.
13451 2008-05-31 Richard Guenther <rguenther@suse.de>
13453 PR tree-optimization/34244
13454 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13455 (tree_expr_nonzero_warnv_p): Likewise.
13456 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13457 ssa_name_nonnegative_p.
13458 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13459 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13460 not tree_expr_nonzero_warnv_p.
13462 PR tree-optimization/36262
13464 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13466 PR tree-optimization/34244
13467 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13468 (record_numbers_of_iterations): New function.
13469 (execute_vrp): Cache the numbers of iterations of loops.
13470 * tree-scalar-evolution.c (scev_reset_except_niters):
13472 (scev_reset): Use scev_reset_except_niters.
13473 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13475 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13477 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13478 __WORKAROUND_RETS when appropriate.
13480 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13482 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13483 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13485 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13486 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13487 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13488 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13489 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13490 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13491 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13492 *fop_df_1_sse insn patterns using MODEF mode iterator.
13493 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13494 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13495 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13496 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13497 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13498 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13499 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13500 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13501 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13502 (*fop_xf_5_i387): Ditto.
13503 (*fop_xf_6_i387): Ditto.
13505 2008-05-30 Richard Guenther <rguenther@suse.de>
13507 * builtins.c (build_string_literal): Avoid generating
13508 a non-gimple_val result.
13510 2008-05-30 DJ Delorie <dj@redhat.com>
13512 * exec-tool.in: Use an environment variable (private) instead of a
13513 file (shared) as a semaphore, so as to not break parallel builds.
13515 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13517 * optabs.c (maybe_encapsulate_block): Remove.
13518 (emit_libcall_block): Adjust accordingly.
13519 * optabs.h (maybe_encapsulate_block): Remove prototype.
13521 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13522 Don't use maybe_encapsulate_block.
13524 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13526 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13527 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13528 rtx is a SYMBOL_REF before calling get_pool_constant.
13530 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13532 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13534 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13536 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13537 rather than OS names to choose INO_T_EQ definition.
13538 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13539 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13541 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13544 * config/darwin-f.c: New.
13545 * config/t-darwin: Added rule to build darwin-f.o.
13546 * config.gcc: Defined new variable, fortran_target_objs.
13547 (*-*-darwin*): Set fortran_target_objs.
13548 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13549 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13550 * configure: Regenerated.
13552 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13555 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13556 canonical type if needed.
13558 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13560 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13562 2008-05-29 Richard Guenther <rguenther@suse.de>
13564 PR tree-optimization/36343
13565 PR tree-optimization/36346
13566 PR tree-optimization/36347
13567 * tree-flow.h (clobber_what_p_points_to): Declare.
13568 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13569 pointed-to variable is dereferenced is irrelevant to whether
13570 the pointer can access the pointed-to variable.
13571 (clobber_what_p_points_to): New function.
13572 * tree-ssa-alias.c (set_initial_properties): Use it.
13573 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13574 call clobber check for NMTs.
13576 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13578 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13579 for printing gcov_type.
13581 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13583 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13584 and the eh region information.
13585 * value-prof.c (gimple_move_stmt_histograms): New function.
13586 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13588 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13590 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13592 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13594 * value-prof.c (tree_ic_transform): Print counts.
13595 * tree-profile.c (tree_gen_ic_func_profiler):
13596 Clear __gcov_indreict_call_callee variable to avoid misattribution
13599 2008-05-28 Rafael EspÃndola <espindola@google.com>
13601 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13604 2008-05-28 Richard Guenther <rguenther@suse.de>
13606 PR tree-optimization/36339
13607 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13608 and clobbering code out of the loop.
13610 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13612 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13615 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13616 s390_contiguous_bitmask_p, s390_symref_operand_p,
13617 s390_check_symref_alignment, s390_reload_larl_operand,
13618 s390_reload_symref_address): New functions.
13619 (s390_branch_condition_mnemonic): Support compare and branch
13621 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13622 and 'W' constraints.
13623 (s390_secondary_reload): Add secondary reloads for unaligned
13624 symbol refs or symbol refs to floating point or QI/TI mode
13626 (legitimate_address_p): Accept symbol references as addresses.
13627 (s390_expand_insv): Use rotate and insert selected bits
13628 instruction for insv when building for z10.
13629 (print_operand_address): Handle symbol ref addresses.
13630 (print_operand): Output modifier 'c' added for signed byte values.
13631 (s390_encode_section_info): Mark symbol refs with
13632 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13634 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13635 (length attribute): RRF, RRR have 4 byte length.
13636 (FPALL, INTALL): New mode iterators added.
13637 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13638 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13639 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13640 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13641 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13642 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13643 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13644 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13646 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13647 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13648 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13649 reload<INTALL:mode><P:mode>_toreg_z10,
13650 reload<FPALL:mode><P:mode>_tomem_z10,
13651 reload<FPALL:mode><P:mode>_toreg_z10,
13652 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13653 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13654 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13655 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13657 (movmem, clrmem, cmpmem): New splitters added.
13659 * config/s390/predicates.md (larl_operand): Use
13660 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13661 SYMBOL_REF_ALIGN1_P.
13662 (s390_signed_integer_comparison,
13663 s390_unsigned_integer_comparison): New predicates.
13665 * config/s390/s390-protos.h (s390_check_symref_alignment,
13666 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13667 s390_reload_symref_address,
13668 s390_compare_and_branch_condition_mask): Prototypes added.
13670 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13671 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13672 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13674 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13676 * config/s390/s390.c (z10_cost): New cost function for z10.
13677 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13678 (s390_issue_rate): Adjust issue rate for z10.
13679 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13680 (processor_flags): Add PF_Z10.
13681 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13682 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13683 * gcc/config.gcc: Add z10.
13685 2008-05-28 Richard Guenther <rguenther@suse.de>
13687 PR tree-optimization/36291
13688 * tree-flow. h (struct gimple_df): Remove var_anns member.
13689 * tree-flow-inline.h (gimple_var_anns): Remove.
13690 (var_ann): Simplify.
13691 * tree-dfa.c (create_var_ann): Simplify.
13692 (remove_referenced_var): Clear alias info from var_anns of globals.
13693 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13694 (delete_tree_ssa): Clear alias info from var_anns of globals.
13695 Do not free var_anns.
13696 (var_ann_eq): Remove.
13697 (var_ann_hash): Likewise.
13699 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13701 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13702 and loongson2f entries.
13703 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13704 * config/mips/mips.h (processor_type): Add Loongson-2E
13705 and Loongson-2F entries.
13706 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13707 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13708 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13709 * doc/invoke.texi (MIPS Options): Document loongson2e
13710 and loongson2f processor names.
13712 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13716 * config/i386/i386.c (ix86_function_arg_boundary): Use
13717 alignment of canonical type.
13718 (ix86_expand_vector_move): Check unaligned memory access for
13721 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13723 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13724 Moved to the front of file.
13726 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13727 H.J. Lu <hongjiu.lu@intel.com>
13729 * dwarf2out.c (current_fde): New.
13731 (lookup_cfa:): Likewise.
13732 (dwarf2out_end_epilogue): Likewise.
13733 (dwarf2out_note_section_used): Likewise.
13735 2008-05-27 Michael Matz <matz@suse.de>
13738 * c.opt (Wenum-compare): New warning option.
13739 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13741 2008-05-27 Michael Matz <matz@suse.de>
13743 PR middle-end/36326
13744 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13746 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13747 into memory as tail calls.
13749 2008-05-27 Richard Guenther <rguenther@suse.de>
13751 PR tree-optimization/36339
13752 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13753 pointers cause all addressable variables to be call clobbered.
13755 2008-05-27 Richard Guenther <rguenther@suse.de>
13757 PR tree-optimization/36245
13758 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13760 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13762 * config/s390/s390.md: Replace all occurences of the 'm'
13763 constraint with 'RT'.
13765 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13767 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13769 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13771 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13772 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13773 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13775 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13777 * reload.c: (find_reloads): Skip alternatives according to the
13778 "enabled" attribute. Constify the constraint variable.
13779 * recog.c (get_attr_enabled): Add default implementation.
13780 (extract_insn): Set the alternative_enabled_p array
13781 in the recog_data struct.
13782 (preprocess_constraints, constrain_operands): Skip
13783 alternatives according to the "enabled" attribute
13784 * recog.h (struct recog_data): New field alternative_enabled_p.
13785 (skip_alternative): New inline function.
13786 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13787 (record_reg_classes): Skip alternative according to the
13788 "enabled" attribute.
13790 * doc/md.texi: Add documention for the "enabled" attribute.
13792 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13794 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13795 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13796 constraint with TARGET_MEM_CONSTRAINT.
13797 * recog.c (asm_operand_ok, preprocess_constraints,
13798 constrain_operands): Likewise.
13799 * regclass.c (record_reg_classes): Likewise.
13800 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13801 * reload1.c (maybe_fix_stack_asms): Likewise.
13802 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13803 * recog.h: Adjust comment.
13804 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13805 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13806 * doc/md.texi: Add a note to description of 'm' constraint.
13807 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13809 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13811 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13812 that the bitfield is of integral type before testing its precision.
13814 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13815 Sa Liu <saliu@de.ibm.com>
13817 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13818 __modti3, __udivti3, __umodti3 and __udivmodti4.
13819 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13820 that implement TImode mul and div functions.
13821 * config/spu/multi3.c: New. Implement __multi3.
13822 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13823 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13826 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13828 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13829 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13830 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13831 tls_sysv_suffix): New mode and mode attribute iterators.
13832 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13833 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13834 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13835 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13836 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13839 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13841 PR tree-optimization/36329
13842 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13843 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13844 * cgraphbuild.c (initialize_inline_failed): Use the latter
13845 macro in lieu of the former.
13846 * ipa-inline.c (cgraph_mark_inline): Likewise.
13847 (cgraph_decide_inlining_of_small_function): Likewise.
13848 (cgraph_decide_inlining): Likewise.
13849 (cgraph_decide_inlining_incrementally): Likewise.
13851 2008-05-26 Tristan Gingold <gingold@adacore.com>
13852 Anatoly Sokolov <aesok@post.ru>
13854 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13855 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13856 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13857 optimization for 'avr6' architecture.
13859 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13862 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13864 2008-05-26 Richard Guenther <rguenther@suse.de>
13866 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13867 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13869 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13871 PR middle-end/36253
13872 * caller-save.c (insert_restore): Verify alignment of spill space.
13873 (insert_save): Likewise.
13874 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13875 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13876 (STACK_SLOT_ALIGNMENT): Likewise.
13877 * function.c (LOCAL_ALIGNMENT): Removed.
13878 (get_stack_local_alignment): New.
13879 (assign_stack_local): Use it. Set alignment on stack slot.
13880 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13881 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13882 (STACK_SLOT_ALIGNMENT): New.
13883 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13884 stack slot in XFmode.
13886 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13888 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13891 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13892 argument operand in rax isn't removed.
13894 2008-05-26 Richard Guenther <rguenther@suse.de>
13896 PR middle-end/36300
13897 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13898 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13900 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13903 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13905 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13907 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13908 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13910 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13912 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13913 build a trampoline if we don't want one.
13914 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13915 return zero for nested functions if we don't want a trampoline.
13917 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13919 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13921 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13924 * c.opt: Removed undocumented option '-lang-fortran'.
13925 * c-common.h: Removed global variable 'lang_fortran'.
13926 * c-opts.c (c_common_handle_option): Removed code to handle
13927 option '-lang-fortran'. Updated includes.
13928 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13929 definition of '__GFORTRAN__'.
13930 (define__GNUC__): Reimplemented to use BASEVER and
13931 cpp_define_formatted.
13932 (builtin_define_with_value_n): Removed.
13933 * c-incpath.h: Renamed to ...
13934 * incpath.h: ... this.
13935 * c-incpath.c: Renamed to ...
13936 * incpath.c: ... this. Updated includes.
13937 * fix-header.c: Updated includes.
13938 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13939 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13940 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13942 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13944 * tree.h: Update the table of flags used on tree nodes.
13945 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13946 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13947 (FORCED_LABEL): Add access check.
13948 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13949 (ASM_INPUT_P): Likewise.
13950 (ASM_VOLATILE_P): Likewise.
13951 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13952 (OMP_SECTION_LAST): Access private_flag directly.
13953 (OMP_RETURN_NOWAIT): Likewise.
13954 (OMP_PARALLEL_COMBINED): Likewise.
13955 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13956 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13957 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13958 deprecated_flag directly.
13960 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13962 * final.c (frame_pointer_needed): Removed.
13963 * flags.h (frame_pointer_needed): Likewise.
13965 * function.h (rtl_data): Add frame_pointer_needed.
13966 (frame_pointer_needed): New.
13968 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13970 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13972 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13974 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13977 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13979 * c-common.c (strip_array_types): Move function to..
13981 (get_inner_array_type): Delete.
13982 * c-common.h (strip_array_types): Move declaration to..
13984 (get_inner_array_type): Delete.
13985 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13986 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13987 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13988 * config/pa/pa.c (emit_move_sequence): Likewise.
13990 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13992 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13995 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13997 * function.c: Include target hook for nonlocal_goto frame value.
13999 2008-05-24 Richard Guenther <rguenther@suse.de>
14001 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14002 variable can be only accessed through a pointer or a union.
14004 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14006 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14007 * doc/extend.texi: Likewise.
14009 2008-05-23 DJ Delorie <dj@redhat.com>
14011 * config/m32c/jump.md (untyped_call): Add.
14013 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14014 for A24 to PSImode.
14015 (m32c_address_cost): Detail costs for indirect offsets.
14017 2008-05-23 Rafael EspÃndola <espindola@google.com>
14019 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14020 if a node is a SUBREG.
14021 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14024 2008-05-23 Paul Brook <paul@codesourcery.com>
14025 Carlos O'Donell <carlos@codesourcery.com>
14027 * doc/extend.texi: Clarify use of __attribute__((naked)).
14028 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14029 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14030 * function.c (use_register_for_decl): Use
14031 targetm.calls.allocate_stack_slots_for_args.
14032 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14033 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14034 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14036 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14038 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14040 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14042 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14043 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14044 is only rounded once.
14046 2008-05-23 Richard Guenther <rguenther@suse.de>
14048 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14050 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14051 Jakub Jelinek <jakub@redhat.com>
14054 * configure.ac: Handle --enable-cld.
14055 * configure: Regenerated.
14056 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14057 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14058 (ix86_current_function_needs_cld): New define.
14059 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14060 (cld): New isns pattern.
14061 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14062 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14063 * config/i386/i386.opt (mcld): New option.
14064 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14065 TARGET_CLD and ix86_current_function_needs_cld.
14066 (override_options): Use -mcld by default for 32-bit code if
14069 * doc/install.texi (Options specification): Document --enable-cld.
14070 * doc/invoke.texi (Machine Dependent Options)
14071 [i386 and x86-64 Options]: Add -mcld option.
14072 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14074 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14075 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14076 (return_in_memory_64): Likewise.
14077 (return_in_memory_ms_64): Likewise.
14079 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14081 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14082 * builtins.c (fold_builtin_fpclassify): New.
14083 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14084 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14085 * c-common.c (handle_type_generic_attribute): Adjust to accept
14086 fixed arguments before an elipsis.
14087 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14088 * doc/extend.texi: Document __builtin_fpclassify.
14090 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14092 * omp-low.c (gate_expand_omp_ssa): Remove.
14093 (pass_expand_omp_ssa): Remove.
14094 (gate_expand_omp): Do not check for flag_openmp_ssa.
14095 * common.opt (-fopenmp-ssa): Remove.
14096 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14098 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14100 * config/sh/sh.opt (mfixed-range): New option.
14101 * config/sh/sh-protos.h (sh_fix_range): Declare.
14102 * config/sh/sh.c (sh_fix_range): New function.
14103 * config/sh/sh.h (sh_fixed_range_str): Declare.
14104 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14106 * doc/invoke.texi (SH Options): Document -mfixed-range.
14108 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14110 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14111 it before the redeclaration.
14113 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14115 * config/avr/avr.c (get_sequence_length): Add new function.
14116 (expand_prologue, expand_epilogue): Remove duplicate code.
14118 2008-05-22 Rafael EspÃndola <espindola@google.com>
14120 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14123 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14125 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14126 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14128 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14129 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14130 (vect_update_misalignment_for_peel): Likewise.
14131 (vector_alignment_reachable_p): Likewise.
14132 * tree-vect-transform.c (vectorizable_load): Likewise.
14133 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14134 (get_vectype_for_scalar_type): Pass mode of scalar_type
14135 to UNITS_PER_SIMD_WORD.
14137 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14138 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14139 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14140 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14141 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14143 2008-05-22 Ira Rosen <irar@il.ibm.com>
14145 PR tree-optimization/36293
14146 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14147 if the first load must be skipped because of a gap.
14149 2008-05-22 Richard Guenther <rguenther@suse.de>
14151 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14152 more cases of offset disambiguation that is possible if
14153 strict-aliasing rules apply.
14154 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14155 for basic offset and type-based disambiguation.
14157 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14159 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14160 ix86_expand_vector_set on V16QImode for SSE4.1.
14162 2008-05-21 Tom Tromey <tromey@redhat.com>
14164 * c.opt (Wimport): Mark as undocumented.
14165 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14167 (Warning Options): Likewise.
14168 * doc/cppopts.texi: Don't mention -Wimport.
14170 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14172 PR tree-optimization/36287
14173 PR tree-optimization/36286
14174 * lambda-code.c (build_access_matrix): Do not use the loop->num
14175 for computing the number of induction variables: use the loop depth
14178 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14181 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14182 option -f(no-)leading-underscore.
14184 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14186 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14187 GET_MODE_NUNITS (mode).
14189 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14191 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14192 (-mmulhw): Add 464 to description.
14193 (-mdlmzb): Likewise.
14194 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14195 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14197 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14198 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14199 * config/rs6000/rs6000.md: Update comments for 464.
14201 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14203 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14205 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14207 * config/i386/sse.md (vec_extractv4sf): Removed.
14208 (vec_extractv2df): Likewise.
14209 (vec_extractv2di): Likewise.
14210 (vec_extractv4si): Likewise.
14211 (vec_extractv8hi): Likewise.
14212 (vec_extractv16qi): Likewise.
14213 (vec_extract<mode>): New.
14215 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14217 * config/i386/sse.md (vec_setv4sf): Removed.
14218 (vec_setv2df): Likewise.
14219 (vec_setv2di): Likewise.
14220 (vec_setv4si): Likewise.
14221 (vec_setv8hi): Likewise.
14222 (vec_setv16qi): Likewise.
14223 (vec_set<mode>): New.
14225 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14227 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14228 goto for vec_concat and vec_interleave.
14230 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14232 * config/i386/sse.md (vec_initv4sf): Removed.
14233 (vec_initv2df): Likewise.
14234 (vec_initv2di): Likewise.
14235 (vec_initv4si): Likewise.
14236 (vec_initv8hi): Likewise.
14237 (vec_initv16qi): Likewise.
14238 (vec_init<mode>): New.
14240 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14242 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14244 2008-05-21 Tom Tromey <tromey@redhat.com>
14246 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14247 (zone_find_object_offset): Likewise.
14248 (gt_ggc_m_S): Likewise.
14249 (highest_bit): Likewise.
14250 * ggc-page.c (gt_ggc_m_S): New function.
14251 * stringpool.c (string_stack): Remove.
14252 (init_stringpool): Update.
14253 (ggc_alloc_string): Use ggc_alloc.
14254 (maybe_delete_ident): New function.
14255 (ggc_purge_stringpool): Likewise.
14256 (gt_ggc_m_S): Remove.
14257 * ggc-common.c (ggc_protect_identifiers): New global.
14258 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14259 ggc_protect_identifiers.
14260 * ggc.h (ggc_protect_identifiers): Declare.
14261 (gt_ggc_m_S): Update.
14262 (ggc_purge_stringpool): Declare.
14263 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14264 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14266 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14268 2008-05-21 David S. Miller <davem@davemloft.net>
14270 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14273 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14275 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14278 2008-05-20 David Daney <ddaney@avtrex.com>
14280 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14281 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14282 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14283 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14284 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14285 (atomic_hiqi_op): New define_code_iterator.
14286 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14287 mips_expand_compare_and_swap_12.
14288 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14289 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14290 (sync_<optab><mode>, sync_old_<optab><mode>,
14291 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14292 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14293 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14294 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14295 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14296 (test_and_set_12): New insn.
14297 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14298 sync_new_<optab><mode>, sync_old_nand<mode>,
14299 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14300 clobber to operand 0 for SI and DI mode insns.
14301 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14302 mips_gen_fn_4): New typedefs.
14303 (mips_gen_fn_ptrs): Define new union type.
14304 (mips_expand_compare_and_swap_12): Remove declaration.
14305 (mips_expand_atomic_qihi): Declare function.
14306 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14307 (mips_expand_atomic_qihi): ... this. Use new generator function
14309 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14310 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14311 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14312 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14313 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14314 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14315 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14316 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14317 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14318 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14321 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14323 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14326 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14328 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14329 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14330 (avr_attribute_table): Add 'OS_main' function attribute.
14331 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14332 functions with 'OS_main' attribute.
14334 2008-05-20 Richard Guenther <rguenther@suse.de>
14336 PR tree-optimization/35204
14337 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14338 helper, split out from ...
14339 (DFS): ... here. Make the DFS walk non-recursive.
14341 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14342 Jan Sjodin <jan.sjodin@amd.com>
14344 PR tree-optimization/36181
14345 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14346 (parallelize_loops): Don't parallelize when the loop has vector
14349 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14350 Sebastian Pop <sebastian.pop@amd.com>
14352 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14353 matrix, and never look at the tree representation of the memory
14355 (linear_transform_loops): Computes parameters and access matrices.
14356 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14358 (access_matrix_get_index_for_parameter): New.
14359 * tree-data-ref.h (struct access_matrix): New.
14360 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14361 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14362 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14363 am_vector_index_for_loop): New.
14364 (struct data_reference): Add field access_matrix.
14365 (DR_ACCESS_MATRIX): New.
14366 (compute_data_dependences_for_loop): Update declaration.
14367 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14368 * lambda.h (lambda_vector_vec_p): Declared.
14369 * lambda-code.c: Depend on pointer-set.h.
14370 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14371 av_for_af_base, av_for_af, build_access_matrix,
14372 lambda_compute_access_matrices): New.
14373 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14375 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14377 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14378 $SOURCEDIR/include.
14380 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14381 Sebastian Pop <sebastian.pop@amd.com>
14383 PR tree-optimization/36206
14384 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14386 (instantiate_scev_1): Rename flags to fold_conversions.
14387 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14388 outeside instantiation_loop.
14389 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14390 (evolution_function_is_affine_or_constant_p): Removed.
14391 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14393 (analyze_siv_subscript): Pass in the loop nest number.
14394 Call evolution_function_is_affine_in_loop instead of
14395 evolution_function_is_affine_p.
14396 (analyze_overlapping_iterations): Pass in the loop nest number.
14398 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14399 Sebastian Pop <sebastian.pop@amd.com>
14401 PR tree-optimization/36206
14402 * tree-chrec.h (chrec_fold_op): New.
14403 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14406 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14408 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14410 (remove_duplicates): Do not set inode on non-inode systems.
14413 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14415 * config.gcc (tm_file): Update comments about relative pathnames.
14417 2008-05-20 Richard Guenther <rguenther@suse.de>
14419 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14420 * tree-ssa-sccvn.c (process_scc): Likewise.
14421 * tree-ssa-sink.c (execute_sink_code): Likewise.
14422 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14423 * tree-vrp.c (process_assert_insertions): Likewise.
14424 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14425 (perform_tree_ssa_dce): Likewise.
14426 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14427 (dump_dominator_optimization_stats): Likewise.
14428 * tree-vectorizer.c (vectorize_loops): Likewise.
14430 2008-05-20 Richard Guenther <rguenther@suse.de>
14432 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14434 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14436 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14437 (ix86_i386elf_return_in_memory): Likewise.
14438 (ix86_i386interix_return_in_memory): Likewise.
14439 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14440 (SUBTARGET_RETURN_IN_MEMORY): New.
14441 * config/i386/i386elf.h: Likewise.
14442 * config/i386/ptx4-i.h: Likewise.
14443 * config/i386/sol2-10.h: Likewise.
14444 * config/i386/sysv4.h: Likewise.
14445 * config/i386/vx-common.h: Likewise.
14446 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14447 * config/i386/i386.c (ix86_return_in_memory): Made static and
14448 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14449 (ix86_i386elf_return_in_memory): Removed.
14450 (ix86_i386interix_return_in_memory): Removed.
14451 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14452 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14454 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14456 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14458 2008-05-19 Xinliang David Li <davidxl@google.com>
14460 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14462 * common.opt: Ditto.
14463 * doc/invoke.texi: Ditto.
14465 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14467 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14468 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14470 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14472 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14473 sizes of operand array from 8/4 to 4/2.
14474 (ix86_expand_vector_init_general): Change size of operand array
14475 from 32 to 16. Remove op0, op1 and half_mode.
14477 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14479 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14480 (ix86_expand_vector_init_interleave): Likewise.
14481 (ix86_expand_vector_init_general): Use them. Assert
14482 word_mode == SImode when n_words == 4.
14484 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14486 * config/i386/i386.c (ix86_secondary_reload): New static function.
14487 (TARGET_SECONDARY_RELOAD): New define.
14488 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14489 * config/i386/i386.md (reload_outqi): Remove.
14491 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14493 PR middle-end/35509
14494 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14495 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14496 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14497 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14498 (fold_builtin_1): Likewise.
14499 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14500 c-common.c (check_builtin_function_arguments): Handle
14501 BUILT_IN_ISINF_SIGN.
14502 * doc/extend.texi: Document __builtin_isinf_sign.
14503 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14505 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14507 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14508 EH cleanup at the end of the pass, search for those that have been
14509 turned into forwarder blocks and do the cleanup on their successor.
14511 2008-05-18 Richard Guenther <rguenther@suse.de>
14513 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14514 pointers to sizetype and vice versa.
14516 2008-05-18 Xinliang David Li <davidxl@google.com>
14518 * gcc/tree-ssa-dce.c: Coding style fix.
14519 (check_pow): Documentation comment.
14520 (check_log): Documenation comment. Coding style fix.
14521 (is_unnecessary_except_errno_call): Ditto.
14522 (gen_conditions_for_pow): Ditto.
14523 (gen_conditions_for_log): Ditto.
14524 (gen_shrink_wrap_conditions): Ditto.
14525 (shrink_wrap_one_built_in_calls): Ditto.
14526 * gcc/doc/invoke.texi: Better documentation string.
14527 * ChangeLog: Fix wrong change log entries from
14528 May 17 checkin on function call DCE.
14530 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14532 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14534 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14536 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14537 * df-problems.c (simulation routines): Fixed block comment to
14538 properly say how to add forwards scanning functions.
14540 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14542 * tree-inline.c (setup_one_parameter): Remove dead code.
14544 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14546 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14547 a BIT_AND_EXPR only for an INTEGER_TYPE.
14549 2008-05-17 Xinliang David Li <davidxl@google.com>
14551 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14552 (check_pow, check_log, is_unnecessary_except_errno_call): New
14553 functions to check for eliminating math functions that are pure
14554 except for setting errno.
14555 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14556 general condition expressions for shrink-wrapping pow/log calls.
14557 (gen_shrink_wrap_conditions): Ditto.
14558 (shrink_wrap_one_built_in_call): Ditto.
14559 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14560 (mark_operand_necessary): If debugging, output if OP is necessary.
14561 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14563 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14565 * gcc/common.opt: New user flag -ftree-builtin-dce.
14566 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14568 2008-05-16 David S. Miller <davem@davemloft.net>
14570 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14571 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14573 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14576 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14578 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14580 * ifcvt.c (dead_or_predicable): Rename
14581 df_simulate_one_insn_backwards to df_simulate_one_insn.
14582 * recog.c (peephole2_optimize): Ditto.
14583 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14585 * df.h: Rename df_simulate_one_insn_backwards to
14586 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14587 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14588 scanning of defs and uses.
14589 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14590 (df_simulate_one_insn_forwards): Removed.
14592 2008-05-16 Doug Kwan <dougkwan@google.com>
14594 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14596 (real_from_string): Handle NaNs and Inf as approriate.
14598 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14600 * doc/gty.texi (Source Files Containing Type Information): Note
14601 that headers should appear first in the gtfiles list.
14603 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14605 * tree.def (COND_EXEC): Properly documented this code.
14607 2008-05-16 Diego Novillo <dnovillo@google.com>
14609 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14610 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14613 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14615 * tree-ssa-dse (max_stmt_uid): Removed.
14616 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14617 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14618 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14619 * function.h (cfun.last_stmt_uid): New field.
14620 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14621 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14623 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14624 (create_stmt_ann): Initialize the ann->uid field.
14625 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14627 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14629 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14631 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14632 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14633 (init_empty_tree_cfg): Call it.
14635 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14637 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14640 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14642 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14643 * tree-dump.c (dump_options): New verbose option.
14644 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14646 * tree-pass.h (TDF_VERBOSE): New dump flag.
14647 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14648 (tree-flow.h): Added include.
14649 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14651 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14653 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14655 From Jie Zhang <jie.zhang@analog.com>
14656 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14657 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14658 mcpu=bf561-none and mcpu=bf561-0.2.
14659 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14660 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14661 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14662 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14663 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14664 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14665 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14667 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14668 (cputype_selected): Remove.
14669 (bfin_handle_option): Don't use cputype_selected.
14670 (override_options): When no mcpu option, enable all workarounds.
14671 Don't use bfin_workarounds.
14672 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14674 (DEFAULT_CPU_TYPE): Don't define.
14676 2008-05-16 Richard Guenther <rguenther@suse.de>
14678 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14679 on deletion of the last stmt.
14681 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14683 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14684 V8HImode for SSE2 and V16QImode for SSE4.1.
14686 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14688 * cgraph.h (compute_inline_parameters): Made public.
14689 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14690 variable_generate_summary, function_write_summary,
14691 variable_write_summary, variable_read_summary. Added generate_summary,
14692 write_summary, read_summary.
14693 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14694 pass_ipa_inline.function_generate_summary, to
14695 compute_inline_parameters.
14696 * ipa-inline.c (compute_inline_parameters): Made public and added
14698 (compute_inline_parameters_for_current): New function.
14699 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14700 (inline_generate_summary): Removed parameter and made to loop over
14702 (pass_ipa_inline): Updated for new IPA_PASS structure.
14703 * passes.c (execute_ipa_summary_passes): Now is called once per
14704 pass rather than once per node*pass.
14706 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14708 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14709 avr_have_mul_p, avr_asm_only_p): Remove variables.
14710 (avr_override_options): Remove initialization of removed variables.
14711 (avr_file_start): Convert removed variables to fields of
14712 'struct base_arch_s *avr_current_arch'.
14713 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14714 (AVR_HAVE_MUL): (Ditto.).
14715 (AVR_HAVE_MOVW): (Ditto.).
14716 (AVR_HAVE_LPMX): (Ditto.).
14717 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14718 avr_asm_only_p): Remove declaration.
14720 2008-05-15 Diego Novillo <dnovillo@google.com>
14722 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14723 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14725 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14727 PR middle-end/36194
14728 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14729 Don't call record_truncated_value from here.
14730 (record_truncated_value): Turn it into a for_each_rtx callback.
14731 (record_truncated_values): New function.
14732 (combine_instructions): Call note_uses with record_truncated_values.
14733 Change name of check_conversion to check_promoted_subreg.
14735 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14737 * doc/sourcebuild.texi: Document support for torture tests.
14739 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14741 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14742 to alternative 4 of operand 2.
14744 2008-05-15 Richard Guenther <rguenther@suse.de>
14746 * tree-pass.h (current_pass): Declare.
14747 (get_pass_for_id): Likewise.
14748 * passes.c (passes_by_id, passes_by_id_size): New globals.
14749 (set_pass_for_id): New function.
14750 (get_pass_for_id): Likewise.
14751 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14752 (execute_function_todo): Flush per function statistics.
14753 * toplev.c (compile_file): Init statistics.
14754 (general_init): Do early statistics initialization.
14755 (finalize): Finish statistics.
14756 * statistics.h (statistics_early_init): Declare.
14757 (statistics_init): Likewise.
14758 (statistics_fini): Likewise.
14759 (statistics_fini_pass): Likewise.
14760 (statistics_counter_event): Likewise.
14761 (statistics_histogram_event): Likewise.
14762 * statistics.c: New file.
14763 * Makefile.in (OBJS-common): Add statistics.o.
14764 (statistics.o): Add dependencies.
14765 * doc/invoke.texi (-fdump-statistics): Document.
14767 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14768 (insert): Likewise.
14769 (execute_pre): Use statistics_counter_event.
14770 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14771 (substitute_and_fold): Increment it. Use statistics_counter_event.
14773 2008-05-15 Diego Novillo <dnovillo@google.com>
14775 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14777 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14778 * tree-ssa-alias.c (new_type_alias): Remove references to
14779 sub-variables from comment.
14780 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14782 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14784 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14785 attribute to 1 only for insertps alternative.
14787 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14789 * config/bfin/bfin.md (loadbytes): New pattern.
14790 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14791 (bfin_init_builtins): Initialize it.
14792 (bdesc_1arg): Add it.
14794 2008-05-15 Sa Liu <saliu@de.ibm.com>
14796 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14797 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14798 * testsuite/lib/target-supports.exp: Add
14799 check_effective_target_fortran_integer_16.
14801 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14803 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14804 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14805 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14806 (TARGET_RETURN_IN_MEMORY): Define.
14808 2008-05-15 Richard Guenther <rguenther@suse.de>
14810 PR middle-end/36244
14811 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14812 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14813 represent unmodifiable vars.
14815 2008-05-15 Richard Guenther <rguenther@suse.de>
14817 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14818 INDIRECT_REF and TARGET_MEM_REF.
14819 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14822 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14823 H.J. Lu <hongjiu.lu@intel.com>
14825 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14826 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14827 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14828 insn alternatives. Add missing alternatives.
14829 (*vec_concatv2di_rex64_sse4_1): Likewise.
14830 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14831 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14832 Require TARGET_SSE.
14834 2008-05-15 Richard Guenther <rguenther@suse.de>
14836 PR tree-optimization/36009
14837 PR tree-optimization/36204
14838 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14839 (determine_invariantness_stmt): Record the loop a store is
14840 always executed in.
14841 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14844 2008-05-15 Richard Guenther <rguenther@suse.de>
14846 PR tree-optimization/34330
14847 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14848 through the pointer will alias the SMT.
14850 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14852 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14854 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14856 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14858 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14859 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14861 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14862 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14863 (vashl_optab): New optab for vector/vector shifts.
14864 (vashr_optab): Ditto.
14865 (vlshr_optab): Ditto.
14866 (vrotl_optab): Ditto.
14867 (vrotr_optab): Ditto.
14868 (optab_subtype): New enum for optab_for_tree_code call.
14869 (optab_for_tree_code): Add enum optab_subtype argument.
14871 * optabs.c (optab_for_tree_code): Take an additional argument to
14872 distinguish between a vector shift by a scalar and vector shift by
14873 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14874 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14875 vector shift by a vector.
14876 (expand_widen_pattern_expr): Pass additional argument to
14877 optab_for_tree_code.
14879 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14880 vrotl_optab, vrotr_optab.
14882 * expr.c (expand_expr_real_1): Update calls to
14883 optab_for_tree_code to distinguish between vector shifted by a
14884 scalar and vector shifted by a vector.
14885 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14886 (supportable_narrowing_operation): Ditto.
14887 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14888 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14889 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14890 (vect_create_epilog_for_reduction): Ditto.
14891 (vectorizable_reduction): Ditto.
14892 (vectorizable_operation): Ditto.
14893 (vect_strided_store_supported): Ditto.
14894 (vect_strided_load_supported): Ditto.
14895 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14896 * expmed.c (expand_shift): Ditto.
14898 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14900 (ashr@var{m}3): Ditto.
14901 (vashl@var{m}3): Document new vector/vector shift standard name.
14902 (vashr@var{m}3): Ditto.
14903 (vlshr@var{m}3): Ditto.
14904 (vrotl@var{m}3): Ditto.
14905 (vrotr@var{m}3): Ditto.
14907 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14908 (PPERM_INVERT): Ditto.
14909 (PPERM_REVERSE): Ditto.
14910 (PPERM_REV_INV): Ditto.
14911 (PPERM_ZERO): Ditto.
14912 (PPERM_ONES): Ditto.
14913 (PPERM_SIGN): Ditto.
14914 (PPERM_INV_SIGN): Ditto.
14915 (PPERM_SRC1): Ditto.
14916 (PPERM_SRC2): Ditto.
14918 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14919 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14920 allows a memory operand to be the value being added, and split it
14921 to improve vectorization.
14922 (sse5_pmacsdqh_mem): Ditto.
14923 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14924 (sse5_mulv2div2di3_high): Ditto.
14925 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14926 (vec_pack_trunc_v4si): Ditto.
14927 (vec_pack_trunc_v2di): Ditto.
14928 (sse5_pcmov_<mode>): Remove code that tried to use use
14929 andps/andnps instead of pcmov.
14930 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14931 pmacsdqh instructions.
14932 (vec_widen_smult_lo_v4si): Ditto.
14934 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14935 (PPERM_INVERT): Ditto.
14936 (PPERM_REVERSE): Ditto.
14937 (PPERM_REV_INV): Ditto.
14938 (PPERM_ZERO): Ditto.
14939 (PPERM_ONES): Ditto.
14940 (PPERM_SIGN): Ditto.
14941 (PPERM_INV_SIGN): Ditto.
14942 (PPERM_SRC1): Ditto.
14943 (PPERM_SRC2): Ditto.
14944 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14946 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14948 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14949 says ignore whether the last reference is a memory operand.
14951 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14952 Paolo Bonzini <bonzini at gnu dot org>
14954 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14957 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14958 (vlshr<mode>3): Rename from vlshr<mode>3.
14959 (vashr<mode>3): Rename from vashr<mode>3.
14960 (mulv4sf3): Change the names of vector shift patterns.
14964 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14967 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14992 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14993 (floatunssidf2_internal): Change vector/vector shift names.
14994 (floatunsdidf2_internal): Ditto.
15001 (vashl<mode>3): Rename from ashl<mode>3.
15002 (vashr<mode>3): Rename from ashr<mode>3.
15003 (vlshr<mode>3): Rename from lshr<mode>3.
15004 (vrotl<mode>3): Rename from rotl<mode>3.
15006 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15009 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15010 multiply gives the wrong value when doing widening multiplies.
15011 (vec_widen_smult_lo_v4si): Ditto.
15013 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15015 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15016 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15017 emit_library_call_value.
15018 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15019 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15020 * calls.c (initialize_argument_information, precompute_arguments,
15021 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15022 (precompute_arguments): Removed flags parameter.
15023 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15025 2008-05-14 Richard Guenther <rguenther@suse.de>
15027 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15028 Make sure to register the store if the use is a PHI_NODE.
15030 2008-05-14 Olivier Hainque <hainque@adacore.com>
15032 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15033 memory if the component is to be referenced in BLKmode according
15034 to get_inner_reference.
15036 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15038 * calls.c (emit_library_call_value_1): Restore code clearing
15039 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15041 2008-05-14 Olivier Hainque <hainque@adacore.com>
15042 Nicolas Roche <roche@adacore.com>
15044 * configure.ac: Add support for a "gcc_subdir" variable in
15045 config-lang.in, to denote a subdirectory where the language/GCC
15046 integration files are to be found.
15047 * configure: Regenerate.
15049 2008-05-14 Ira Rosen <irar@il.ibm.com>
15051 PR tree-optimization/36098
15052 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15053 value for the first load in the group in case of a gap.
15054 (vect_build_slp_tree): Check that there are no gaps in loads.
15056 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15058 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15059 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15060 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15061 emit_insn and remove unneeded code to construct extra args.
15062 (emit_no_conflict_block): Removed.
15063 * optabls.h: (emit_no_conflict_block): Removed.
15064 * cse.c (cse_extended_basic_block): Remove search for
15065 REG_NO_CONFLICT note.
15066 * global.c: Removed incorrect comment added in revision 117.
15067 * expr.c (convert_move): Change call to emit_no_conflict_block to
15069 * recog.c: Change comments so that they do not mention
15071 * local_alloc.c (combine_regs): Removed last parameter.
15072 (no_conflict_p): Removed.
15073 (block_alloc): Removed note, no_conflict_combined_regno and set
15074 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15075 (combine_regs): Removed already_dead and code to look for
15076 REG_NO_CONFLICT notes.
15077 * lower_subreg (remove_retval_note): Removed code to look for
15078 REG_NO_CONFLICT block.
15079 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15080 (resolve_clobber): Remove code to process libcalls that have
15081 REG_NO_CONFLICT notes.
15082 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15084 * combine.c (can_combine_p, distribute_notes): Removed
15085 REG_NO_CONFLICT case.
15086 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15088 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15089 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15091 * reg-notes.def (NO_CONFLICT): Removed.
15093 2008-05-14 David S. Miller <davem@davemloft.net>
15095 * config/sparc/sparc.c (sparc_profile_hook): If
15096 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15097 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15098 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15100 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15102 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15104 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15107 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15108 and op1 expansion before vector concat to have less live pseudos.
15110 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15112 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15113 ix86_expand_vector_set if supported.
15115 2008-05-13 Diego Novillo <dnovillo@google.com>
15116 Kenneth Zadeck <zadeck@naturalbridge.com>
15118 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15120 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15121 phinodes_print_statistics, init_ssanames, fini_ssanames,
15122 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15123 release_ssa_name, release_defs, replace_ssa_name_symbol,
15124 ssanames_print_statistics): Move ...
15125 * tree-flow.h: ... here.
15126 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15127 Use FN instead of cfun.
15128 (make_ssa_name_fn): Rename from make_ssa_name.
15129 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15130 * tree-flow-inline.h (make_ssa_name): Move from
15131 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15132 * omp-low.c (expand_omp_parallel):
15133 * tree-flow-inline.h (redirect_edge_var_map_result):
15134 * tree-ssa.c (init_tree_ssa): Add argument FN.
15135 Use it instead of cfun. Update all users.
15137 2008-05-13 Tom Tromey <tromey@redhat.com>
15139 PR preprocessor/22168:
15140 * doc/cpp.texi (Top): Update menu.
15141 (Alternatives to Wrapper #ifndef): New node.
15142 (Other Directives): Document deprecation.
15143 (Obsolete Features): Remove menu.
15144 (Assertions): Merge node into Obsolete Features.
15145 (Obsolete once-only headers): Move earlier; rename to Alternatives
15146 to Wrapper #ifndef.
15147 * doc/cppopts.texi: Update.
15148 * c.opt (Wdeprecated): Enable for C and ObjC.
15149 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15150 (C++ Dialect Options): Move -Wno-deprecated from here to...
15151 (Warning Options): ... here.
15153 2008-05-13 Richard Guenther <rguenther@suse.de>
15155 PR middle-end/36227
15156 * fold-const.c (fold_sign_changed_comparison): Do not allow
15157 changes in pointer-ness.
15159 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15162 * config/sh/sh.c (sh_expand_prologue): Don't clear
15163 RTX_FRAME_RELATED_P for push insns.
15165 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15167 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15169 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15171 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15172 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15173 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15175 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15177 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15178 (*vec_concatv4sf_sse): This.
15179 (*sse2_concatv2si): Renamed to ...
15180 (*vec_concatv2si_sse2): This.
15181 (*sse1_concatv2si): Renamed to ...
15182 (*vec_concatv2si_sse): This.
15183 (*vec_concatv2di_rex): Renamed to ...
15184 (*vec_concatv2di_rex64): This.
15185 (*vec_concatv2si_sse4_1): New.
15186 (*vec_concatv2di_rex64_sse4_1): Likewise.
15188 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15190 PR rtl-optimization/36111
15191 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15192 that was created for swappable operands.
15194 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15197 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15198 * configure.ac: Add call to ACX_PROG_GNAT.
15200 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15202 * optc-gen.awk: Fix comment typo.
15204 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15206 * pretty-print.c (pp_integer_with_precision): Use
15207 HOST_LONG_LONG_FORMAT.
15209 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15211 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15213 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15215 * config/i386/i386.c (bdesc_ptest): Removed.
15216 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15217 (bdesc_args): Add __builtin_ia32_ptestz128,
15218 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15219 (ix86_init_mmx_sse_builtins): Updated.
15220 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15221 (ix86_expand_builtin): Updated.
15223 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15225 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15226 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15228 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15230 * value-prof.c (interesting_stringop_to_profile): Do not
15231 return early for BUILT_IN_MEMPCPY.
15233 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15235 * calls.c (expand_call): Don't use callgraph to increase
15236 preferred_stack_boundary.
15238 * cgraph.h (cgraph_rtl_info): Use unsigned on
15239 preferred_incoming_stack_boundary.
15241 * final.c (rest_of_clean_state): Use unsigned on
15242 preferred_stack_boundary.
15244 2008-05-09 Tom Tromey <tromey@redhat.com>
15246 PR preprocessor/22231:
15247 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15250 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15252 PR tree-optimization/36129
15253 * tree-ssa-ccp.c: Include value-prof.h.
15254 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15255 built-in function was folded to a constant.
15256 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15258 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15259 Sebastian Pop <sebastian.pop@amd.com>
15261 * tree-scalar-evolution.c: Document instantiate_scev.
15262 (instantiate_parameters_1): Renamed instantiate_scev_1.
15263 Don't use the same loop for instantiation_loop and evolution_loop.
15264 (instantiate_scev): New.
15265 (instantiate_parameters): Moved...
15266 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15267 same loop twice. Maintains the semantics for this function.
15268 * tree-scalar-evolution.h (instantiate_scev): Declare.
15269 (instantiate_parameters): ...here. Now static inline.
15270 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15271 instead of resolve_mixers.
15273 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15275 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15277 2008-05-09 Tomas Bily <tbily@suse.cz>
15279 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15280 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15281 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15282 * c-common.c (c_common_truthvalue_conversion): Likewise.
15283 * tree-object-size.c (compute_object_offset): Likewise.
15284 * tree-inline.c (estimate_num_insns_1): Likewise.
15285 * varasm.c (const_hash_1, compare_constant, copy_constant)
15286 (compute_reloc_for_constant, output_addressed_constants)
15287 (initializer_constant_valid_p): Likewise.
15288 * c-omp.c (check_omp_for_incr_expr): Likewise.
15289 * gimplify.c (gimplify_expr): Likewise.
15290 * c-typeck.c (c_finish_return): Likewise.
15291 * tree-vectorizer.c (supportable_widening_operation)
15292 (supportable_narrowing_operation): Likewise.
15293 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15294 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15295 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15296 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15297 (descr_info_loc): Likewise.
15298 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15299 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15300 (fold_unary): Likewise.
15301 * builtins.c (get_pointer_alignment): Likewise.
15302 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15303 (instantiate_parameters_1): Likewise.
15304 * tree.c (expr_align, stabilize_reference): Likewise.
15305 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15306 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15307 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15308 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15309 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15310 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15312 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15313 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15314 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15315 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15316 (forward_propagate_comparison)
15317 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15318 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15319 * emit-rtl.c (component_ref_for_mem_expr)
15320 (set_mem_attributes_minus_bitpos): Likewise.
15321 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15322 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15324 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15325 (build_function_call, pointer_diff, build_compound_expr)
15326 (c_finish_return): Likewise.
15327 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15328 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15330 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15331 * expr.c (is_aligning_offset): Likewise.
15332 * tree-ssa-alias.c (is_escape_site): Likewise.
15333 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15334 (check_all_va_list_escapes): Likewise.
15335 * tree-ssa-loop-ivopts.c (determine_base_object)
15336 (determine_common_wider_type): Likewise.
15337 * dojump.c (do_jump): Likewise.
15338 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15339 * tree-gimple.c (is_gimple_cast): Likewise.
15340 * fold-const.c (decode_field_reference, )
15341 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15342 (fold_binary): Likewise.
15343 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15344 (already_warned_in_frontend_p): Likewise.
15345 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15346 * tree.c (really_constant_p, get_unwidened): Likewise.
15347 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15348 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15349 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15351 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15353 (CONVERT_EXPR_P): Define.
15354 (CASE_CONVERT): Define.
15356 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15358 PR middle-end/36117
15359 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15360 (delete_unmarked_insns): When deleting a call, call
15361 delete_unreachable_blocks.
15362 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15363 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15365 2008-05-08 Richard Guenther <rguenther@suse.de>
15367 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15368 (-ftree-salias): Likewise.
15369 (salias-max-implicit-fields): Remove param documentation.
15370 (salias-max-array-elements): Likewise.
15371 * tree-pass.h (pass_create_structure_vars): Remove.
15372 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15373 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15374 * tree-ssa-alias.c (create_structure_vars): Remove.
15375 (gate_structure_vars): Likewise.
15376 (pass_create_structure_vars): Likewise.
15377 (gate_build_alias): Likewise.
15378 (pass_build_alias): Adjust to run always and dump the function.
15379 * common.opt (ftree-salias): Hide.
15380 * passes.c (init_optimization_passes): Remove
15381 pass_create_structure_vars, adjust comment.
15382 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15383 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15384 * opts.c (decode_options): Do not set flag_tree_salias.
15385 (common_handle_option): Add OPT_ftree_salias to the backward
15386 compatibility section.
15388 2008-05-08 Richard Guenther <rguenther@suse.de>
15390 * tree-flow-inline.h (var_can_have_subvars): Move ...
15391 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15392 * tree-flow.h (var_can_have_subvars): Remove.
15393 (push_fields_onto_fieldstack): Remove.
15394 (sort_fieldstack): Likewise.
15395 (struct fieldoff): Move ...
15396 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15397 alias_set and base_for_components fields.
15398 (sort_fieldstack): Make static.
15399 (push_fields_onto_fieldstack): Likewise. Remove code that
15400 handles anything but RECORD_TYPEs. Remove alias_set and
15401 base_for_components handling.
15402 (create_variable_info_for): Adjust.
15404 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15406 * common.opt (Wframe-larger-than=): Shorten the help message
15408 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15410 2008-05-08 Rafael EspÃndola <espindola@google.com>
15412 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15414 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15415 trap and that both operands are gimple values.
15416 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15417 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15420 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15422 * read-rtl.c (join_c_conditions): Return the first string if the
15423 two strings are equal.
15425 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15427 * gensupport.h (pred_data): Add a "num_codes" field.
15428 (add_predicate_code): Declare.
15429 * gensupport.c (add_predicate_code): New function.
15430 (std_pred_table): Add an "allows_const_p" field.
15431 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15432 Remove the (incomplete) list of such codes from the codes field.
15433 (init_predicate_table): Use add_predicate_code. Add all
15434 RTX_CONST_OBJs if allows_const_p is true.
15435 * genrecog.c (process_define_predicate): Use add_predicate_code.
15437 2008-05-08 David Daney <ddaney@avtrex.com>
15438 Richard Sandiford <rsandifo@nildram.co.uk>
15440 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15441 special case of constant zero operands.
15442 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15443 old and new values. Special case constant zero values.
15444 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15446 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15447 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15449 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15452 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15453 similar RTX_CONST_OBJ before CONST_INT.
15455 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15457 * stmt.c (expand_stack_restore): Change sa mode if needed.
15459 2008-05-08 Richard Guenther <rguenther@suse.de>
15461 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15462 return type to bool.
15463 (ix86_sol10_return_in_memory): Likewise.
15464 (ix86_i386elf_return_in_memory): Likewise.
15465 (ix86_i386interix_return_in_memory): Likewise.
15466 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15467 (ix86_sol10_return_in_memory): Likewise.
15468 (ix86_i386elf_return_in_memory): Likewise.
15469 (ix86_i386interix_return_in_memory): Likewise.
15471 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15474 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15476 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15477 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15480 2008-05-08 Richard Guenther <rguenther@suse.de>
15482 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15483 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15484 (DR_SUBVARS): Remove.
15485 * tree-dfa.c (dump_subvars_for): Remove.
15486 (debug_subvars_for): Likewise.
15487 (dump_variable): Do not dump subvars.
15488 (remove_referenced_var): Do not remove subvars.
15489 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15490 (lookup_subvars_for_var): Remove.
15491 (get_subvars_for_var): Likewise.
15492 (get_subvars_at): Likewise.
15493 (get_first_overlapping_subvar): Likewise.
15494 (overlap_subvar): Likewise.
15495 * tree-flow.h (subvar_t): Remove.
15496 (struct var_ann_d): Remove subvars field.
15497 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15498 argument. Remove special handling of SFTs.
15499 (compute_tag_properties): Likewise.
15500 (set_initial_properties): Likewise.
15501 (compute_call_clobbered): Likewise.
15502 (count_mem_refs): Likewise.
15503 (compute_memory_partitions): Likewise.
15504 (compute_flow_insensitive_aliasing): Likewise.
15505 (setup_pointers_and_addressables): Likewise.
15506 (new_type_alias): Likewise.
15507 (struct used_part): Remove.
15508 (used_portions): Likewise.
15509 (struct used_part_map): Likewise.
15510 (used_part_map_eq): Likewise.
15511 (used_part_map_hash): Likewise.
15512 (free_used_part_map): Likewise.
15513 (up_lookup): Likewise.
15514 (up_insert): Likewise.
15515 (get_or_create_used_part_for): Likewise.
15516 (create_sft): Likewise.
15517 (create_overlap_variables_for): Likewise.
15518 (find_used_portions): Likewise.
15519 (create_structure_vars): Likewise.
15520 * tree.def (STRUCT_FIELD_TAG): Remove.
15521 * tree.h (MTAG_P): Adjust.
15522 (struct tree_memory_tag): Remove base_for_components and
15523 unpartitionable flags.
15524 (struct tree_struct_field_tag): Remove.
15525 (SFT_PARENT_VAR): Likewise.
15526 (SFT_OFFSET): Likewise.
15527 (SFT_SIZE): Likewise.
15528 (SFT_NONADDRESSABLE_P): Likewise.
15529 (SFT_ALIAS_SET): Likewise.
15530 (SFT_UNPARTITIONABLE_P): Likewise.
15531 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15532 (union tree_node): Remove sft field.
15533 * alias.c (get_alias_set): Remove special handling of SFTs.
15534 * print-tree.c (print_node): Remove handling of SFTs.
15535 * tree-dump.c (dequeue_and_dump): Likewise.
15536 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15537 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15538 * tree-predcom.c (set_alias_info): Do not set subvars.
15539 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15540 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15541 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15542 (add_vars_for_offset): Remove.
15543 (add_virtual_operand): Remove special handling of SFTs.
15544 (add_call_clobber_ops): Likewise.
15545 (add_call_read_ops): Likewise.
15546 (get_asm_expr_operands): Likewise.
15547 (get_modify_stmt_operands): Likewise.
15548 (get_expr_operands): Likewise.
15549 (add_to_addressable_set): Likewise.
15550 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15551 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15552 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15553 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15554 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15555 (tree_node_structure): Likewise.
15556 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15558 (find_what_p_points_to): Likewise.
15560 2008-05-08 Sa Liu <saliu@de.ibm.com>
15562 * config/spu/spu.md: Fixed subti3 pattern.
15564 2008-05-08 Richard Guenther <rguenther@suse.de>
15566 PR middle-end/36154
15567 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15568 sure to create a representative for trailing arrays for PTA.
15570 2008-05-08 Richard Guenther <rguenther@suse.de>
15572 PR middle-end/36172
15573 * fold-const.c (operand_equal_p): Two objects which types
15574 differ in pointerness are not equal.
15576 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15578 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15579 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15580 (emit_library_call_value_1): Add new variable fndecl initialized by
15581 NULL_TREE. It should be the decl type of orgfun, but this information
15582 seems not to be available here, so it uses the default calling abi.
15583 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15584 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15585 by TARGET_RETURN_IN_MEMORY.
15586 * config/i386/i386-interix.h: Likewise.
15587 * config/i386/i386.h: Likewise.
15588 * config/i386/i386elf.h: Likewise.
15589 * config/i386/ptx4-i.h: Likewise.
15590 * config/i386/sol2-10.h: Likewise.
15591 * config/i386/sysv4.h: Likewise.
15592 * config/i386/vx-common.h: Likewise.
15593 * config/cris/cris.h: Removed #if 0 clause.
15594 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15595 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15597 (ix86_sol10_return_in_memory): Likewise.
15598 (ix86_i386elf_return_in_memory): New.
15599 (ix86_i386interix_return_in_memory): New.
15600 * config/mt/mt-protos.h (mt_return_in_memory): New.
15601 * config/mt/mt.c: Likewise.
15602 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15603 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15604 * config/bfin/bfin.h: Likewise.
15605 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15607 * config/bfin/bfin.c: Likewise.
15608 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15609 * config/alpha/unicosmk.h: Likewise.
15610 * config/i386/cygming.h: Likewise.
15611 * config/iq2000/iq2000.h: Likewise.
15612 * config/mips/mips.h: Likewise.
15613 * config/mn10300/mn10300.h: Likewise.
15614 * config/rs6000/rs6000.h: Likewise.
15615 * config/score/score.h: Likewise.
15616 * config/spu/spu.h: Likewise.
15617 * config/v850/v850.h: Likewise.
15618 * defaults.h: Likewise.
15619 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15620 * expr.c (emit_block_move): Adjust use of
15621 OUTGOING_REG_PARM_STACK_SPACE.
15622 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15623 OUTGOING_REG_PARM_STACK_SPACE.
15624 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15626 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15628 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15629 on OMP_RETURN for OMP_FOR.
15632 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15633 (fortran_common): New function.
15634 (gen_variable_die): Call fortran_common instead of common_check,
15635 adjust for it returning tree instead of rtx. Formatting.
15637 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15641 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15642 * c-decl.c (merge_decls): Ditto.
15643 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15644 to RTL_CONST_OR_PURE_CALL_P.
15645 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15646 Initialized DECL_LOOPING_CONST_PURE.
15647 (process_call_operands): Set tree_side_effects properly.
15648 * tree.h (TREE_READONLY_DECL_P): Removed.
15649 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15650 (DECL_LOOPING_OR_CONST_P): New macro.
15651 (struct tree_function_decl): Added looping_const_or_pure_p.
15652 (ECF_*) Renumbered.
15653 (ECF_LOOPING_OR_CONST_P): New macro.
15654 * rtlanal.c (pure_const_p): Removed.
15655 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15656 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15657 to RTL_CONST_CALL_P.
15658 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15659 (check_decl, check_tree, check_call, scan_function): Initialize
15661 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15662 (static_execute): Set looping true for recursive functions.
15663 Undo setting state to IPA_NEITHER for recursive functions.
15664 * cse.c (cse_insn):
15665 * ifcvt.c (noce_can_store_speculate_p): Changed
15666 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15667 RTL_CONST_OR_PURE_CALL_P.
15668 * dse.c (scan_insn): Ditto.
15669 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15670 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15671 RTL_CONST_OR_PURE_CALL_P.
15672 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15673 pure_call_p to RTL_CONST_CALL_P.
15674 * gimplify.c (gimplify_call_expr): Clear side effects for
15675 non-looping pure and constant calls.
15676 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15677 (flags_from_decl_or_type): Set ecf flags from decl flags.
15678 (initialize_argument_information): Turn off
15679 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15680 Change const to pure if callee_copies is true rather than just
15682 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15683 way of marking pure calls.
15684 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15685 Remove hack that was supposed to fix pr7335 and remove old
15686 way of marking pure calls.
15687 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15688 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15689 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15690 RTL_CONST_OR_PURE_CALL_P.
15691 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15692 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15693 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15694 * sched-deps.c (schedule_analyze): Ditto.
15695 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15696 return_val field of calls to represent pure and const function info.
15697 (CONST_OR_PURE_CALL_P): Deleted macro.
15698 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15699 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15700 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15702 * tree-optimize.c (execute_fixup_cfg): Added test for
15703 ECF_LOOPING_CONST_OR_PURE.
15704 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15706 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15707 effects for looping pure or const calls.
15708 (verify_gimple_expr): Added verification code.
15709 * config/alpha/alpha.c (alpha_legitimize_address,
15710 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15712 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15713 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15714 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15715 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15716 RTL_CONST_OR_PURE_CALL_P.
15717 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15718 and const calls to be deleted.
15720 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15723 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15724 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15725 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15726 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15727 to handle nonimmediate operands.
15728 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15729 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15730 to handle nonimmediate operands.
15731 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15732 (mmx_pmulhrwv4hi3): New expander. Use
15733 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15734 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15735 (sse2_umulv1siv1di3): New expander. Use
15736 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15737 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15738 (mmx_eq<mode>3): New expander. Use
15739 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15740 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15741 (mmx_uavgv8qi3): New expander. Use
15742 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15743 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15744 (mmx_uavgv4hi3): New expander. Use
15745 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15747 * config/i386/sse.md
15748 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15749 to handle nonimmediate operands.
15750 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15751 to handle nonimmediate operands.
15752 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15753 to handle nonimmediate operands.
15754 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15755 to handle nonimmediate operands.
15756 (sse2_unpckhpd_exp): New expander. Use
15757 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15758 (sse2_unpcklpd_exp): New expander. Use
15759 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15760 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15761 to handle nonimmediate operands.
15762 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15763 to handle nonimmediate operands.
15764 (*sse2_<plusminus_insn><mode>3): Rename from
15765 sse2_<plusminus_insn><mode>3 insn pattern.
15766 (sse2_<plusminus_insn><mode>3): New expander. Use
15767 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15768 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15769 (sse2_umulv2siv2di3): New expander. Use
15770 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15771 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15772 (sse4_1_mulv2siv2di3): New expander. Use
15773 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15774 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15775 (sse2_pmaddwd): New expander. Use
15776 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15777 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15778 (sse2_eq<mode>3): New expander. Use
15779 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15780 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15781 (sse4_1_eqv2di3): New expander. Use
15782 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15783 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15784 (sse2_uavgv16qi3): New expander. Use
15785 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15786 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15787 (sse2_uavgv16qi3): New expander. Use
15788 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15789 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15790 (sse2_uavgv8hi3): New expander. Use
15791 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15792 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15793 (ssse3_pmulhrswv8hi3): New expander. Use
15794 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15795 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15796 (ssse3_pmulhrswv4hi3): New expander. Use
15797 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15799 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15800 (<sse>_vmmul<mode>3): Ditto.
15801 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15803 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15804 (ssse3_pmaddubsw): Ditto.
15806 * config/i386/i386.c (struct_builtin_description)
15807 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15808 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15809 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15810 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15811 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15812 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15813 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15814 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15815 (ix86_fixup_binary_operands): Assert that src1
15816 and src2 must have the same mode when swapped.
15817 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15818 and ix86_binary_operator_ok. Do not force operands in registers
15821 2008-05-07 Jan Hubicka <jh@suse.cz>
15823 * cgraph.c (dump_cgraph_node): Update.
15824 * cgraph.h (cgraph_local_info): Break out inline summary.
15825 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15827 * ipa-inline (inline_summary): New accestor function.
15828 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15829 cgraph_decide_inlining, compute_inline_parameters): Update.
15830 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15832 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15834 Cleanup ColdFire scheduling support and add V4 pipeline model.
15836 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15837 (define_attr cpu): Add cfv4 value.
15838 (define_attr type, define_attr type1): Merge into a single 'type'
15839 attribute. Update all uses.
15840 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15841 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15843 (define_attr opx_mem, define_attr opy_mem): Remove.
15844 (define_attr op_mem): Clean up, update comment.
15845 (define_attr size): Use specific values instead of general int.
15846 (define_attr guess, define_attr split): Remove. Update all uses.
15847 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15848 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15849 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15850 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15851 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15852 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15853 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15854 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15855 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15856 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15857 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15858 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15859 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15860 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15861 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15862 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15863 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15864 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15865 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15866 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15867 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15868 Update or set attributes.
15869 (stack_tie): New fake instruction.
15871 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15872 (m68k_sched_attr_size): Update declaration.
15873 (m68k_sched_attr_type2): Remove.
15874 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15875 Declare new bypass predicates.
15877 * config/m68k/m68k.c (m68k_sched_issue_rate,
15878 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15880 (TARGET_SCHED_ISSUE_RATE,
15881 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15882 (override_options): Handle scheduling for ColdFire V4 core.
15883 (m68k_expand_prologue): Emit stack_tie.
15884 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15885 'OP_TYPE_FPN'. Update all uses.
15886 (sched_guess_p): Remove.
15887 (sched_address_type): Handle symbolic addresses.
15888 (sched_get_operand): New static function.
15889 (sched_operand_type): Merge into sched_attr_op_type.
15890 (sched_attr_op_type): Handle FP registers, handle quick constants,
15892 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15893 (m68k_sched_attr_size): Update. Move logic to ...
15894 (sched_get_attr_size_int): New static function.
15895 (sched_get_opxy_mem_type): New static function.
15896 (m68k_sched_attr_op_mem): Update.
15897 (m68k_sched_attr_type2): Remove.
15898 (sched_cfv4_bypass_data): New static variable.
15899 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15900 (m68k_sched_issue_rate): Implement scheduler hook.
15901 (struct _sched_ib: enabled_p): New field.
15902 (m68k_sched_variable_issue): Update. Handle V4.
15903 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15904 sched_dump_class_func_t, sched_dump_split_class,
15905 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15906 sched_dump_dfa_class, m68k_sched_dump): Remove.
15907 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15909 (m68k_sched_init_global): Remove statisctics dumping, introduce
15910 sanity check that all instructions have pipeline reservations. Handle
15912 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15913 Handle ColdFire V4 core.
15914 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15915 New static functions.
15916 (m68k_sched_address_bypass_p): New bypass predicate.
15917 (sched_get_indexed_address_scale): New static function.
15918 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15920 * cf.md: Update comments.
15921 (define_attr type2): Remove. Use 'type' attribute instead.
15923 (cf_ib): Rename to cfv123_ib. Update all uses.
15924 (cf_oep): Rename to cfv123_oep. Update all uses.
15925 (cf_chr): Rename to cfv123_chr. Update all uses.
15926 (cf_mem): Rename to cfv123_mem. Update all uses.
15927 (cf_mac): Move to more appropriate place.
15928 (cfv123_guess): New automaton and cpu_unit.
15929 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15930 Update uses of 'size' attribute. Handle before reload scheduling.
15931 (cfv123_guess): New dummy reservation for unhandled instructions.
15932 (cfv4_*): Pipeline description of ColdFire V4 core.
15933 (ignore): New reservation to handle 'ignore' type.
15935 2008-05-07 Ian Lance Taylor <iant@google.com>
15937 PR middle-end/36013
15938 * gimplify.c (find_single_pointer_decl_1): Don't look through
15940 (find_single_pointer_decl): Adjust comments.
15942 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15944 PR middle-end/36137
15945 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15946 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15948 PR middle-end/36106
15949 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15950 integral type rather than floating point, then VIEW_CONVERT_EXPR
15951 to the floating point type.
15953 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15955 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15956 TFmode op0 to register.
15958 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15960 * c-decl.c (grokdeclarator): Comment typo.
15962 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15964 * tree-flow.h: Remove prototype for computed_goto_p.
15965 * tree-cfg.c (computed_goto_p): Make static.
15967 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15970 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15971 (contains_aligned_value_p): This. Handle _Decimal128.
15972 (ix86_function_arg_boundary): Only align _Decimal128 to its
15973 natural boundary and handle it properly.
15975 2008-05-06 Martin Jambor <mjambor@suse.cz>
15977 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15978 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15979 (ipcp_method_set_orig_node): Removed.
15980 (ipcp_cval_get_cvalue_type): Removed.
15981 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15982 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15983 (ipcp_cval_set_cvalue_type): Removed.
15984 (ipcp_cval_get_cvalue): Removed.
15985 (ipcp_cval_set_cvalue): Removed.
15986 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15987 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15988 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15989 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15990 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15991 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15992 (ipcp_get_ith_lattice): Changed parameters.
15993 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15994 (ipcp_lattice_from_jfunc): Changed parameters.
15995 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15996 (ipcp_method_cval_print): Added temporary variable info.
15997 (ipcp_redirect): Removed already unused local variable caller.
15998 (ipcp_redirect): New temporary variable orig_callee_info
15999 (ipcp_redirect): Removed newly unused local variable callee.
16000 (ipcp_redirect): Removed (a bit confusing) local variable type.
16001 (ipcp_insert_stage): Added local variable info.
16002 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16004 (ipcp_formal_create): Removed.
16005 (ipcp_method_cval_set): Removed.
16006 (ipcp_propagate_stage): Renamed lattice variables.
16007 (ipcp_method_cval_set_cvalue_type): Removed.
16008 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16009 (ipcp_print_all_lattices): Changed printed strings to refer to
16010 lattices rather than cvals.
16011 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16012 (ipcp_propagate_const): Changed formal parameters.
16013 (build_const_val): Changed formal parameters.
16014 (ipcp_insert_stage): Removed useless variable cvalue
16015 (build_const_val): Changed formal parameters.
16016 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16017 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16018 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16019 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16020 (ipcp_print_func_profile_counts): Changed string from "method" to
16022 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16023 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16024 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16025 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16026 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16027 (ipcp_lat_is_const): Changed parameters and made inline.
16028 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16029 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16030 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16031 the predicate condition directly
16032 (ipcp_propagate_stage): Added local variable args. Removed local
16033 variable callee. (Both are mere code simplifications.)
16034 (ipcp_method_dont_insert_const): Renamed to
16035 ipcp_node_not_modifiable_p.
16036 (ipcp_node_not_modifiable_p): Made inline.
16037 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16038 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16039 (ipcp_print_all_lattices): Removed variable cvalue
16040 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16043 2008-05-06 Olivier Hainque <hainque@adacore.com>
16045 * tree-sra.c (try_instantiate_multiple_fields): Early return
16046 if field has POINTER_TYPE.
16048 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16050 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16051 by using 'q' specifier for instruction.
16052 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16054 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16056 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16057 Change mode of zero_extract from QImode to HImode.
16058 (sign bit tests peepholes): (Ditto.).
16060 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16062 * config/i386/mmx.md: Remove double backslashes from asm templates.
16063 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16064 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16065 to handle nonimmediate operands.
16066 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16067 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16068 to handle nonimmediate operands.
16069 (*mmx_<code>v2sf3_finite): New insn pattern.
16070 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16071 (mmx_<code>v2sf3): New expander. Use
16072 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16073 (mmx_<plusminus_insn><mode>3): New expander. Use
16074 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16075 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16076 (mmx_add<mode>3): Removed.
16077 (mmx_ssadd<mode>3): Ditto.
16078 (mmx_usadd<mode>3): Ditto.
16079 (mmx_sub<mode>3): Ditto.
16080 (mmx_sssub<mode>3): Ditto.
16081 (mmx_ussub<mode>3): Ditto.
16082 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16083 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16084 to handle nonimmediate operands.
16085 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16087 (mmx_smulv4hi3_highpart): New expander. Use
16088 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16089 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16091 (mmx_umulv4hi3_highpart): New expander. Use
16092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16093 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16094 (mmx_<code>v4hi3): New expander. Use
16095 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16096 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16097 (mmx_<code>v8qi3): New expander. Use
16098 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16099 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16100 (mmx_<code><mode>3): New expander. Use
16101 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16103 2008-05-05 Jan Hubicka <jh@suse.cz>
16105 PR tree-optimization/36118
16106 * passes.c (pass_init_dump_file): Fix dump header.
16108 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16110 PR middle-end/36141
16111 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16112 VCE for function decls.
16114 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16116 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16118 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16120 * config/i386/i386.md (sat_plusminus): New.
16121 (plusminus_insn): Likewise.
16122 (plusminus_mnemonic): Likewise.
16124 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16125 (*<addsub><mode>3_cc_overflow): Renamed to ...
16126 (*<plusminus_insn><mode>3_cc_overflow): This.
16127 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16128 (*<plusminus_insn>si3_zext_cc_overflow): This.
16130 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16131 (<plusminus_insn><mode>3): This.
16132 (*<addsub><mode>3): Renamed to ...
16133 (*<plusminus_insn><mode>3): This.
16134 (<sse>_vm<addsub><mode>3): Renamed to ...
16135 (<sse>_vm<plusminus_insn><mode>3): This.
16136 (sse3_h<addsub>v4sf3): Renamed to ...
16137 (sse3_h<plusminus_insn>v4sf3): This.
16138 (sse3_h<addsub>v2df3): Renamed to ...
16139 (sse3_h<plusminus_insn>v2df3): This.
16140 (<plusminus_insn><mode>3): New.
16141 (*<plusminus_insn><mode>3): Likewise.
16142 (sse2_<plusminus_insn><mode>3): Likewise.
16143 (add<mode>): Removed.
16144 (*add<mode>3): Likewise.
16145 (sse2_ssadd<mode>3): Likewise.
16146 (sse2_usadd<mode>3): Likewise.
16147 (sub<mode>3): Likewise.
16148 (*sub<mode>3): Likewise.
16149 (sse2_sssub<mode>3): Likewise.
16150 (sse2_ussub<mode>3): Likewise.
16152 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16154 * gthr-single.h: Add in required interface elements as per gthr.h.
16155 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16156 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16157 Generalize UNUSED macro.
16158 (__gthread_once): Add.
16159 (__gthread_key_create): Add.
16160 (__gthread_key_delete): Add.
16161 (__gthread_getspecific): Add.
16162 (__gthread_setspecific): Add.
16164 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16166 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16167 the same size types for the indirect reference on the rhs, then
16170 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16172 * config/i386/i386.md
16173 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16174 one insn template instead of template series.
16175 (*xordi_1_rex64): Ditto.
16176 (*xordi_2_rex64): Ditto.
16178 2008-05-05 Ira Rosen <irar@il.ibm.com>
16180 PR tree-optimization/36119
16181 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16184 2008-06-04 Jan Hubicka <jh@suse.cz>
16186 tree-optimization/36100
16187 * tree-pass.h (pass_O0_always_inline): Declare.
16188 * ipa-inline.c (inline_transform): Remove dead code.
16189 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16190 pass_O0_always_inline): New.
16191 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16193 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16195 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16196 mnemonic in this_param move for TARGET_64BIT.
16198 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16200 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16201 (*strmovsi_rex_1): Ditto.
16202 (*strsetsi_1): Ditto.
16203 (*strsetsi_rex_1): Ditto.
16205 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16206 adddicc expanders using SWI mode iterator.
16208 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16211 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16214 2008-05-04 David S. Miller <davem@davemloft.net>
16216 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16217 (sparc*-*-linux*): Use linux.h in tm_file.
16218 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16219 compiler defaulting to 32-bit.
16220 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16222 * config/sparc/linux.h: Remove definitions now obtained
16223 properly from linux.h
16224 * config/sparc/linux64.h: Likewise.
16225 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16226 don't want this setting for 32-bit builds in a biarch compiler.
16227 * doc/install.texi: Add sparc-linux to list of targets
16228 supporting --enable-targets=all.
16230 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16232 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16234 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16236 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16237 after V4SI_FTYPE_V8HI.
16238 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16239 case V4SI_FTYPE_V2DF.
16241 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16243 * doc/invoke.texi (max-flow-memory-locations): Removed.
16244 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16246 2008-05-03 Richard Guenther <rguenther@suse.de>
16248 PR middle-end/34973
16249 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16251 2008-05-02 David S. Miller <davem@davemloft.net>
16253 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16255 2008-05-02 Simon Baldwin <simonb@google.com>
16258 * c-common.h (warn_array_subscript_range): Removed.
16259 * c-common.c (warn_array_subscript_range): Ditto.
16260 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16261 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16263 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16265 * config/i386/i386.c (ix86_special_builtin_type): New.
16266 (bdesc_special_args): Likewise.
16267 (ix86_expand_special_args_builtin): Likewise.
16268 (ix86_init_mmx_sse_builtins): Updated.
16269 (ix86_expand_builtin): Updated.
16270 (ix86_expand_store_builtin): Removed.
16271 (ix86_expand_unop_builtin): Likewise.
16273 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16274 * config/i386/mmintrin.h (__v2sf): Here.
16276 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16278 (_mm_loadl_pi): Likewise.
16279 (_mm_storeh_pi): Replace __v2si with __v2sf.
16280 (_mm_storel_pi): Likewise.
16282 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16283 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16284 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16285 __builtin_ia32_loadlpd.
16287 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16289 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16290 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16291 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16292 (ix86_init_mmx_sse_builtins): Updated.
16293 (ix86_expand_args_builtin): Likewise.
16294 (ix86_expand_builtin): Likewise.
16295 (ix86_expand_unop1_builtin): Renamed to ...
16296 (ix86_expand_unop_vec_merge_builtin): This.
16298 2008-05-01 Jan Hubicka <jh@suse.cz>
16301 * ipa-inline.c (inline_generate_summary): Make static.
16302 (inline_transform): Do not call inlining at -O0; make static.
16303 * passes.c (execute_todo): Add sanity check.
16304 (execute_one_ipa_transform_pass): Execute proper flags.
16306 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16308 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16309 (DECL_NONADDRESSABLE_P): Likewise.
16310 * alias.c (record_component_aliases): Fix comment.
16312 2008-05-01 Simon Baldwin <simonb@google.com>
16314 * c-common.h (warn_array_subscript_range): New function.
16315 * c-common.c (warn_array_subscript_range): Ditto.
16316 * tree-vrp.c (check_array_ref): Corrected code to agree with
16317 comment, ignoring only arrays of size 0 or size 1.
16318 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16320 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16322 * config/i386/i386.c (ix86_builtin_type): Replace
16323 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16324 (bdesc_args): Updated.
16325 (ix86_init_mmx_sse_builtins): Likewise.
16326 (ix86_expand_args_builtin): Likewise.
16328 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16331 * doc/extend.texi: Correct __builtin_ia32_palignr.
16333 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16336 * config/i386/i386.c (bdesc_crc32): Removed.
16337 (ix86_expand_crc32): Likewise.
16338 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16339 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16340 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16341 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16342 UINT_FTYPE_UINT_UCHAR.
16343 (bdesc_args): Updated. Add crc32 builtins.
16344 (ix86_init_mmx_sse_builtins): Updated.
16345 (ix86_expand_args_builtin): Updated to support subreg.
16347 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16349 2008-05-01 Jan Hubicka <jh@suse.cz>
16351 * tree-pass.h (opt_pass): Add IPA_PASS.
16352 (varpool_node, cgraph_node): Forward declare.
16353 (ipa_opt_pass): Define.
16354 (pass_ipa_inline): Turn into ipa_opt_pass.
16355 (pass_apply_inline): Remove.
16356 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16357 (apply_inline): Turn into ....
16358 (inline_transform): ... this one.
16359 (inline_generate_summary): New function.
16360 (pass_apply_inline): Remove.
16361 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16363 (struct function): Add ipa_transforms_to_apply.
16364 * passes.c (register_one_dump_file): Work on IPA_PASS.
16365 (init_optimization_passes): Remove pass_inline_parameters and
16367 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16368 (execute_one_pass) ... here; apply transforms when possible.
16369 (add_ipa_transform_pass, execute_ipa_summary_asses,
16370 execute_one_ipa_transform_pass): New.
16371 (execute_ipa_pass_list): Update for IPA_PASS type.
16373 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16375 * config/i386/i386.c (ix86_builtin_type): Add
16376 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16377 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16378 (bdesc_args): Add SSE4a builtins.
16379 (ix86_init_mmx_sse_builtins): Updated.
16380 (ix86_expand_args_builtin): Likewise.
16381 (ix86_expand_builtin): Likewise.
16383 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16385 * config/i386/i386.c (ix86_builtin_type): Add
16386 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16387 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16388 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16389 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16390 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16391 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16392 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16393 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16394 and DI_FTYPE_DI_DI_INT.
16395 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16396 (ix86_init_mmx_sse_builtins): Updated.
16397 (ix86_expand_args_builtin): Likewise.
16398 (ix86_expand_builtin): Likewise.
16399 (ix86_expand_binop_imm_builtin): Removed.
16401 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16403 2008-04-30 Richard Guenther <rguenther@suse.de>
16405 PR tree-optimization/32921
16406 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16408 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16410 * config/arm/arm.c (arm_unwind_emit): Use
16411 crtl->all_throwers_are_sibcalls instead of
16412 cfun->all_throwers_are_sibcalls.
16413 (arm_output_fn_unwind): Likewise.
16414 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16415 instead of cfun->uses_pic_offset_table.
16416 (frv_expand_prologue): Likewise.
16417 (frv_frame_pointer_required): Likewise.
16418 (frv_expand_fdpic_call): Likewise.
16419 (frv_emit_movsi): Likewise.
16420 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16421 cfun->returns_pcc_struct instead of
16422 current_function_returns_pcc_struct.
16423 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16424 instead of cfun->calls_eh_return.
16425 (m32c_pushm_popm): Likewise.
16426 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16427 "extern" declaration.
16429 2008-04-30 Richard Guenther <rguenther@suse.de>
16431 PR tree-optimization/21636
16432 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16434 (evaluate_stmt): Print the likely value.
16435 (ccp_visit_stmt): Avoid excessive vertical spacing.
16437 2008-04-30 Rafael EspÃndola <espindola@google.com>
16439 * builtins.c (fold_call_expr): Return realret.
16440 * tree-ssa-threadedge.c
16441 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16442 __builtin_object_size.
16444 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16446 * gcc.c (wrapper_string): New variable.
16447 (insert_wrapper): New function.
16448 (execute): New option -wrapper.
16449 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16451 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16453 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16454 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16455 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16457 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16458 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16459 config/rs6000/e500crtres64gprctr.asm,
16460 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16461 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16462 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16463 config/rs6000/e500crtsav64gprctr.asm,
16464 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16465 config/rs6000/e500crtsavg64gprctr.asm: New files.
16466 * config/rs6000/t-ppccomm: Add build rules for new files.
16467 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16468 * config/rs6000/t-netbsd: Add build rules for new files.
16469 (LIB2FUNCS_STATIC_EXTRA): New variable.
16470 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16471 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16472 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16474 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16476 * config/i386/i386.c (ix86_builtin_type): Add
16477 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16478 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16479 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16480 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16481 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16482 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16483 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16484 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16485 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16486 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16487 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16488 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16489 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16490 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16491 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16492 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16493 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16494 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16495 V1DI_FTYPE_V2SI_V2SI.
16496 (bdesc_2arg): Moved to ...
16497 (bdesc_args): Here.
16498 (ix86_init_mmx_sse_builtins): Updated.
16499 (ix86_expand_args_builtin): Updated. Take a pointer
16500 to const struct builtin_description. Handle comparison
16502 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16503 (ix86_expand_builtin): Updated.
16505 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16506 (ssse3_pmaddubsw128): This.
16507 (ssse3_pmaddubswv4hi3): Renamed to ...
16508 (ssse3_pmaddubsw): This.
16510 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16511 (__builtin_ia32_packssdw128): Likewise.
16512 (__builtin_ia32_packuswb128): Likewise.
16513 (__builtin_ia32_pmaddubsw): Likewise.
16514 (__builtin_ia32_pmaddubsw128): Likewise.
16516 2008-04-30 Richard Guenther <rguenther@suse.de>
16518 PR tree-optimization/14847
16519 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16520 (recognize_bits_test): Use it.
16521 (recognize_single_bit_test): Likewise.
16523 2008-04-30 Martin Jambor <mjambor@suse.cz>
16525 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16526 instead of setting number of formal parameters to zero.
16527 (ipcp_init_stage): Do not set the number of actual parameters to zero
16529 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16530 which are called with variable number of arguments.
16531 (ipcp_insert_stage): Explicitely skipping all nodes which are
16532 called with variable number of arguments.
16533 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16534 number of parameters.
16536 * ipa-prop.h (struct ipa_node_params): Added flag
16537 called_with_var_arguments
16538 (ipa_set_param_count): Added. Changed sole setter to use it.
16539 (ipa_get_param_count): Added. All readers of param_count
16540 converted to use it instead.
16541 (ipa_set_called_with_variable_arg): Added.
16542 (ipa_is_called_with_var_arguments): Added.
16543 (ipa_get_ith_param): Added. All readers of param_decls converted
16545 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16547 (ipa_get_cs_argument_count): Added, all readers of argument_count
16549 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16552 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16553 (struct ipcp_lattice): Renamed cval_type to type
16554 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16556 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16557 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16558 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16559 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16560 (build_const_val): Changed the type of parameter cvalue to tree
16561 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16562 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16564 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16567 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16568 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16569 (ipa_add_method): Renamed to ipa_push_func_to_list
16570 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16571 (ipa_callsite_param_count): Removed.
16572 (ipa_callsite_param_count_set): Removed.
16573 (ipa_callsite_param): Removed.
16574 (ipa_callsite_callee): Removed.
16575 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16576 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16577 (ipa_method_formal_count): Removed.
16578 (ipa_method_formal_count_set): Removed.
16579 (ipa_method_get_tree): Removed.
16580 (ipa_method_tree_map_create): Removed.
16581 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16582 (ipa_create_param_decls_array): Creates the array itself
16583 (ipa_create_param_decls_array): Temporary variable info instead of
16584 a few dereferences.
16585 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16586 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16587 (get_type): Removed.
16588 (ipa_jf_get_info_type): Removed.
16589 (ipa_node_create): Renamed to ipa_create_node_params
16590 (ipa_free): Renamed to ipa_free_all_node_params
16591 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16592 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16593 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16594 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16595 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16596 ipa_free_all_edge_args
16597 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16598 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16599 (ipa_create_methodlist_node): Removed.
16600 (ipa_methodlist_method): Removed.
16601 (ipa_methodlist_method_set): Removed.
16602 (ipa_methodlist_next_method): Removed.
16603 (ipa_methodlist_next_method_set): Removed.
16604 (ipa_method_is_modified): Removed.
16605 (ipa_method_modify_create): Removed.
16606 (ipa_method_modify_init): Temporary variable info instead of a few
16608 (ipa_detect_param_modifications): Temporary variable info instead of
16609 a few dereferences.
16610 (ipa_compute_jump_functions): Temporary variable info instead of
16611 a few dereferences.
16612 (ipa_method_modify_set): Removed.
16613 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16614 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16615 than craph_node as the first parameter.
16616 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16617 (ipa_method_modify_init): Removed.
16618 (ipa_compute_jump_functions): Added a temp variable instead of
16619 repeatadly dereferencing the cgraph_edge.aux pointer
16620 (ipa_callsite_param_set_type): Removed.
16621 (ipa_compute_jump_functions): i renamed to index and moved to
16623 (ipa_callsite_param_set_info_type_formal): Removed.
16624 (ipa_callsite_param_set_info_type): Removed.
16625 (ipa_callsite_param_map_create): Removed.
16626 (ipa_callsite_tree): Removed.
16627 (ipa_callsite_caller): Removed.
16628 (ipa_pop_func_from_list): return_method removed to return_func
16630 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16631 prefixed all values with IPA_. Changed all users.
16632 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16633 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16634 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16635 (union parameter_info): Renamed to jump_func_value.
16636 (union jump_func_value): Renamed value to constant
16637 (struct ipa_jump_func): Renamed info_type to value
16638 (struct ipa_node): Renamed to ipa_node_params
16639 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16640 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16641 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16642 (struct ipa_edge): Renamed to ipa_edge_args
16643 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16644 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16645 (struct ipa_methodlist): Renamed to ipa_func_list
16646 (struct ipa_func_list): method_p renamed to node, next_method
16648 (ipa_methodlist_p): Removed, switched all users to struct pointer
16649 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16651 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16653 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16654 (rs6000_emit_epilogue): Use backchain to restore only when we
16655 have a large frame. Make use of frame pointer to restore if we
16656 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16658 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16660 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16661 Add mode to zero_extract.
16662 (sign bit tests peepholes): (Ditto.).
16664 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16666 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16667 Instructions in comments with SSE3.
16668 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16669 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16670 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16671 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16672 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16673 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16674 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16675 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16676 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16677 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16678 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16679 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16680 (bdesc_sse_args): Renamed to ...
16681 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16682 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16683 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16684 IX86_BUILTIN_FABSQ.
16685 (bdesc_1arg): Moved to ...
16686 (bdesc_args): Here.
16687 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16688 Instructions in comments with SSE3.
16689 (ix86_expand_sse_operands_builtin): Renamed to ...
16690 (ix86_expand_args_builtin): This. Updated.
16691 (ix86_expand_unop1_builtin): Update comments.
16692 (ix86_expand_builtin): Updated.
16694 2008-04-29 Richard Guenther <rguenther@suse.de>
16696 PR tree-optimization/36078
16697 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16698 Update virtual SSA form after cleaning up the CFG.
16700 2008-04-29 Richard Guenther <rguenther@suse.de>
16702 PR middle-end/15255
16703 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16705 2008-04-29 Richard Guenther <rguenther@suse.de>
16707 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16708 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16709 (compute_flow_insensitive_aliasing): Do not treat
16710 PTR_IS_REF_ALL pointers special.
16711 (get_smt_for): Likewise.
16712 (may_alias_p): Re-structure.
16713 (is_escape_site): A ref-all pointer conversion is not an escape site.
16714 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16715 PTR_IS_REF_ALL pointers special.
16716 * tree-ssa-structalias.h (struct alias_info): Remove
16717 ref_all_symbol_mem_tag field.
16718 (PTR_IS_REF_ALL): Remove.
16720 2008-04-29 Richard Guenther <rguenther@suse.de>
16722 PR middle-end/36077
16723 * fold-const.c (extract_muldiv_1): In combining division constants
16724 make sure to never overflow.
16726 2008-04-29 Nick Clifton <nickc@redhat.com>
16728 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16730 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16733 * optc-gen.awk: Work around HP-UX/IA awk bug.
16735 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16737 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16740 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16743 * config/i386/i386.md
16744 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16745 Change operand 1 predicate to nonimmediate_operand.
16747 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16750 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16752 * gengtype.c (walk_type, write_func_for_structure): Handle
16754 * doc/gty.texi: Document chain_circular.
16756 2008-04-28 Richard Guenther <rguenther@suse.de>
16758 PR tree-optimization/36066
16759 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16762 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16765 * config/i386/i386.md
16766 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16767 Use match_scratch instead of match_operand for operands 3 and 4.
16769 2008-04-27 Richard Guenther <rguenther@suse.de>
16771 PR tree-optimization/18754
16772 PR tree-optimization/34223
16773 * tree-pass.h (pass_complete_unrolli): Declare.
16774 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16775 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16776 Rewrite loop into loop closed SSA form if it is not already.
16777 (tree_unroll_loops_completely): Re-structure to iterate over
16778 innermost loops with intermediate CFG cleanups.
16779 Unroll outermost loops only if requested or the code does not grow
16781 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16782 loops are available.
16783 (tree_vectorize): Instead do so here.
16784 (tree_complete_unroll): Also unroll outermost loops.
16785 (tree_complete_unroll_inner): New function.
16786 (gate_tree_complete_unroll_inner): Likewise.
16787 (pass_complete_unrolli): New pass.
16788 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16789 uses outside of the loop.
16790 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16791 form if it is available.
16792 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16793 * passes.c (init_optimization_passes): Schedule complete inner
16794 loop unrolling pass before the first CCP pass after final inlining.
16796 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16798 * targhooks.h (default_emutls_var_fields,
16799 default_emutls_var_init): Declare.
16800 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16801 * target.h (struct gcc_target): Add struct emutls member.
16802 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16803 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16804 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16805 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16806 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16807 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16808 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16809 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16810 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16811 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16812 emit debug information.
16813 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16814 * varasm.c: Include targhooks.h.
16815 (emutls_object_section, emutls_tmpl_section): New.
16816 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16817 (EMUTLS_SEPARATOR): New.
16818 (prefix_name): New.
16819 (get_emutls_object_name): New.
16820 (default_emutls_var_fields): New, broken out of ...
16821 (get_emutls_object_type): ... here. Adjust to use target hooks.
16822 (get_emutls_init_templ_addr): Adjust to use target hooks.
16823 (emutls_decl): Adjust to use target hooks.
16824 (emutls_finish): Likewise.
16825 (default_emutls_var_init): New, broken out of ...
16826 (assemble_variable): ... here. Adjust to use target hooks.
16827 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16828 SECCAT_EMUTLS_TMPL.
16829 * c-common.c (handle_section_attribute): Prevent overriding
16830 sections for emulated tls with special sections.
16831 * config/i386/i386.c (x86_64_elf_select_section): Add
16832 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16833 (x86_64_elf_unique_section): Likewise.
16834 * config/vxworks.c: Include tree.h.
16835 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16836 (vxworks_override_options): Set TLS scheme.
16837 * doc/tm.texi (Emulated TLS): New node.
16839 2008-04-26 Simon Baldwin <simonb@google.com>
16842 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16843 with propagated string constants.
16845 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16847 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16848 constraint for operand 2 when operand 0 is memory operand.
16849 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16850 operand 0 is memory operand.
16851 (fix_trunc<mode>_i387_with_temp): Ditto.
16852 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16853 operand 2 when operand 1 is memory operand.
16854 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16855 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16856 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16857 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16858 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16859 operands 2,3 and 4 when operand 1 is memory operand.
16860 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16862 (fistdi2_floor_with_temp): Ditto.
16863 (fist<mode>2_floor_with_temp): Ditto.
16864 (fistdi2_ceil_with_temp): Ditto.
16865 (fist<mode>2_ceil_with_temp): Ditto.
16866 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16868 2008-04-26 David Daney <ddaney@avtrex.com>
16870 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16872 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16873 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16874 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16875 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16876 (compare_and_swap_12): New insn.
16877 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16878 * config/mips/mips.c (mips_force_binary): New function.
16879 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16880 (mips_expand_compare_and_swap_12): New function.
16881 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16883 2008-04-25 Jan Hubicka <jh@suse.cz>
16886 * cfgexpand.c (pass_expand): Turn into RTL pass.
16887 * passes.c (execute_one_pass): Do pass typechecking after execution.
16888 * tree-pass.h (pass_expand): Turn into RTL pass.
16890 * function.h (struct rtl_data): Move here fields
16891 accesses_prior_frames, calls_eh_return, saves_all_registers,
16892 has_nonlocal_goto, has_asm_statement, is_thunk,
16893 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16894 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16895 arg_pointer_save_area_init from struct function; turn into bool.
16896 (struct function): Move
16897 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16898 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16899 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16900 tail_call_emit, arg_pointer_save_area_init
16901 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16902 (current_function_returns_struct, current_function_returns_pcc_struct,
16903 current_function_calls_setjmp, current_function_calls_alloca,
16904 current_function_accesses_prior_frames,
16905 current_function_calls_eh_return, current_function_is_thunk,
16906 current_function_stdarg, current_function_profile,
16907 current_function_limit_stack, current_function_uses_pic_offset_table,
16908 current_function_uses_const_pool, current_function_has_nonlocal_label,
16909 current_function_saves_all_registers,
16910 current_function_has_nonlocal_goto,
16911 current_function_has_asm_statement): Remove accesor macros.
16912 * ra-conflict.c (global_conflicts): Update.
16913 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16914 (suitable_for_tail_call_opt_p): Update.
16915 * builtins.c (expand_builtin_return_addr): Update.
16916 (expand_builtin_setjmp_setup): Update.
16917 (expand_builtin_nonlocal_goto): Update.
16918 * final.c (final_start_function): Update.
16919 (profile_function): Update.
16920 (leaf_function_p): Update.
16921 (only_leaf_regs_used): Update.
16922 * df-scan.c (df_get_exit_block_use_set): Update.
16923 * dojump.c (clear_pending_stack_adjust): Update.
16924 * tree-stdarg.c (gate_optimize_stdarg): Update.
16925 * gimple-low.c (lower_function_body): Update.
16926 * global.c (compute_regsets): Update.
16927 (global_alloc): Update.
16928 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16929 * expr.c (expand_assignment): Update.
16930 * dse.c (dse_step0): Update.
16931 (dse_step1): Update.
16932 * c-decl.c (store_parm_decls): Update.
16933 * local-alloc.c (combine_regs): Update.
16934 (find_free_reg): Update.
16935 * function.c (assign_parms_augmented_arg_list): Update.
16936 (assign_parm_find_data_types): Update.
16937 (assign_parms): Update.
16938 (allocate_struct_function): Update.
16939 (expand_function_start): Update.
16940 (expand_function_end): Update.
16941 (get_arg_pointer_save_area): Update.
16942 (thread_prologue_and_epilogue_insns): Update.
16943 (rest_of_match_asm_constraints): Update.
16944 * stor-layout.c (variable_size): Update.
16945 * gcse.c (gcse_main): Update.
16946 (bypass_jumps): Update.
16947 * gimplify.c (gimplify_function_tree): Update.
16948 * calls.c (emit_call_1): Update.
16949 (expand_call): Update.
16950 * bt-load.c (compute_defs_uses_and_gen): Update.
16951 * except.c (sjlj_assign_call_site_values): Update.
16952 (sjlj_emit_function_enter): Update.
16953 (can_throw_external): Update.
16954 (set_nothrow_function_flags): Update.
16955 (expand_builtin_unwind_init): Update.
16956 (expand_eh_return): Update.
16957 (convert_to_eh_region_ranges): Update.
16958 (output_function_exception_table): Update.
16959 * emit-rtl.c (gen_tmp_stack_mem): Update.
16960 * cfgexpand.c (expand_used_vars): Update.
16961 (tree_expand_cfg): Update.
16962 * cfgcleanup.c (rest_of_handle_jump): Update.
16963 * explow.c (allocate_dynamic_stack_space): Update.
16964 * varasm.c (assemble_start_function): Update.
16965 (force_const_mem): Update.
16966 (mark_constant_pool): Update.
16967 * tree-optimize.c (tree_rest_of_compilation): Update.
16968 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16969 * tree-cfg.c (notice_special_calls): Update.
16970 (is_ctrl_altering_stmt): Update.
16971 (tree_can_make_abnormal_goto): Update.
16972 (tree_purge_dead_abnormal_call_edges): Update.
16973 * config/alpha/predicates.md: Update.
16974 * config/alpha/alpha.c (alpha_sa_mask): Update.
16975 (alpha_sa_size): Update.
16976 (alpha_does_function_need_gp): Update.
16977 (alpha_expand_prologue): Update.
16978 (alpha_start_function): Update.
16979 (alpha_output_function_end_prologue): Update.
16980 (alpha_expand_epilogue): Update.
16981 * config/frv/frv.c (frv_stack_info): Update.
16982 (frv_expand_epilogue): Update.
16983 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16984 (s390_register_info): Update.
16985 (s390_frame_info): Update.
16986 (s390_init_frame_layout): Update.
16987 (s390_can_eliminate): Update.
16988 (save_gprs): Update.
16989 * config/spu/spu.c (spu_split_immediate): Update.
16990 (need_to_save_reg): Update.
16991 (spu_expand_prologue): Update.
16992 (spu_expand_epilogue): Update.
16993 * config/sparc/sparc.md: Update.
16994 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16995 (sparc_tls_got): Update.
16996 (legitimize_pic_address): Update.
16997 (sparc_emit_call_insn): Update.
16998 (sparc_expand_prologue): Update.
16999 (output_return): Update.
17000 (print_operand): Update.
17001 (sparc_function_ok_for_sibcall): Update.
17002 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17003 * config/m32r/m32r.md: Update.
17004 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17005 (m32r_compute_frame_size): Update.
17006 (m32r_expand_prologue): Update.
17007 (m32r_expand_epilogue): Update.
17008 (m32r_legitimize_pic_address): Update.
17009 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17010 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17011 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17012 (gen_push): Update.
17013 (ix86_save_reg): Update.
17014 (ix86_compute_frame_layout): Update.
17015 (ix86_expand_prologue): Update.
17016 (ix86_expand_epilogue): Update.
17017 * config/sh/sh.c (output_stack_adjust): Update.
17018 (calc_live_regs): Update.
17019 (sh5_schedule_saves): Update.
17020 (sh_expand_prologue): Update.
17021 (sh_expand_epilogue): Update.
17022 (sh_setup_incoming_varargs): Update.
17023 (sh_allocate_initial_value): Update.
17024 (sh_get_pr_initial_val): Update.
17025 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17026 * config/sh/sh.md (label:): Update.
17027 * config/avr/avr.c (out_movhi_mr_r): Update.
17028 * config/crx/crx.h (enum): Update.
17029 * config/xtensa/xtensa.h (along): Update.
17030 * config/stormy16/stormy16.c Update.
17031 (xstormy16_compute_stack_layout): Update.
17032 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17033 (fr30_expand_prologue): Update.
17034 * config/cris/cris.c (cris_conditional_register_usage): Update.
17035 (cris_reg_saved_in_regsave_area): Update.
17036 (cris_initial_frame_pointer_offset): Update.
17037 (cris_simple_epilogue): Update.
17038 (cris_expand_prologue): Update.
17039 (cris_expand_epilogue): Update.
17040 (cris_expand_pic_call_address): Update.
17041 (cris_asm_output_symbol_ref): Update.
17042 (cris_asm_output_label_ref): Update.
17043 * config/cris/cris.md Update.
17044 * config/iq2000/iq2000.c (compute_frame_size): Update.
17045 (iq2000_expand_epilogue): Update.
17046 * config/mt/mt.h (save_direction): Update.
17047 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17048 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17049 (ia64_secondary_reload_class): Update.
17050 * config/m68k/m68k.c (m68k_save_reg): Update.
17051 (m68k_expand_prologue): Update.
17052 (m68k_expand_epilogue): Update.
17053 (legitimize_pic_address): Update.
17054 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17055 (first_reg_to_save): Update.
17056 (first_altivec_reg_to_save): Update.
17057 (compute_vrsave_mask): Update.
17058 (compute_save_world_info): Update.
17059 (rs6000_stack_info): Update.
17060 (spe_func_has_64bit_regs_p): Update.
17061 (rs6000_ra_ever_killed): Update.
17062 (rs6000_emit_eh_reg_restore): Update.
17063 (rs6000_emit_allocate_stack): Update.
17064 (rs6000_emit_prologue): Update.
17065 (rs6000_emit_epilogue): Update.
17066 (rs6000_output_function_epilogue): Update.
17067 (output_profile_hook): Update.
17068 (rs6000_elf_declare_function_name): Update.
17069 * config/rs6000/rs6000.h (rs6000_args): Update.
17070 * config/rs6000/rs6000.md: Update.
17071 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17072 * config/arc/arc.c (arc_output_function_epilogue): Update.
17073 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17074 * config/darwin.c (machopic_function_base_name): Update.
17075 * config/score/score3.c (score3_compute_frame_size): Update.
17078 (score3_epilogue): Update.
17079 * config/score/score7.c (score7_compute_frame_size): Update.
17080 (score7_prologue): Update.
17081 (score7_epilogue): Update.
17082 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17083 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17084 * config/arm/arm.c (use_return_insn): Update.
17085 (require_pic_register): Update.
17086 (arm_load_pic_register): Update.
17087 (arm_compute_save_reg0_reg12_mask): Update.
17088 (arm_compute_save_reg_mask): Update.
17089 (thumb1_compute_save_reg_mask): Update.
17090 (output_return_instruction): Update.
17091 (arm_output_function_prologue): Update.
17092 (arm_output_epilogue): Update.
17093 (arm_get_frame_offsets): Update.
17094 (arm_expand_prologue): Update.
17095 (thumb_pushpop): Update.
17096 (thumb_exit): Update.
17097 (thumb1_expand_prologue): Update.
17098 (thumb1_expand_epilogue): Update.
17099 (arm_unwind_emit): Update.
17100 (arm_output_fn_unwind): Update.
17101 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17102 * config/arm/arm.md: Update.
17103 * config/pa/pa.md: Update.
17104 * config/pa/pa.c (legitimize_pic_address): Update.
17105 (compute_frame_size): Update.
17106 (hppa_expand_prologue): Update.
17107 (hppa_expand_epilogue): Update.
17108 (borx_reg_operand): Update.
17109 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17110 (HARD_REGNO_RENAME_OK): Update.
17111 * config/mips/mips.c (mips_global_pointer): Update.
17112 (mips_save_reg_p): Update.
17113 (mips_compute_frame_info): Update.
17114 (mips_frame_pointer_required): Update.
17115 (mips_expand_prologue): Update.
17116 (mips_expand_epilogue): Update.
17117 (mips_can_use_return_insn): Update.
17118 (mips_reorg_process_insns): Update.
17119 * config/v850/v850.c (compute_register_save_size): Update.
17120 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17121 * config/mmix/mmix.c (along): Update.
17122 (mmix_expand_epilogue): Update.
17123 * config/bfin/bfin.c (legitimize_pic_address): Update.
17124 (must_save_p): Update.
17125 (stack_frame_needed_p): Update.
17126 (add_to_reg): Update.
17127 (bfin_expand_prologue): Update.
17128 * stmt.c (expand_asm_operands): Update.
17129 * reload1.c (reload): Update.
17130 (init_elim_table): Update.
17132 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17134 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17136 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17138 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17139 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17140 (mov<mode>): Removed.
17141 (*movv4sf_internal): Likewise.
17142 (*movv2df_internal): Likewise.
17144 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17146 * config.gcc (crx-*-elf): Remove deprecation.
17148 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17150 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17151 __gcc_deregister_frame with atexit.
17152 (deregister_frame_dtor): Remove.
17154 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17155 Nathan Sidwell <nathan@codesourcery.com>
17157 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17159 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17160 (rs6000_isel): Likewise.
17161 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17162 (rs6000_isel): New variable.
17163 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17165 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17168 * c-common.c (handle_vector_size_attribute): Call
17169 lang_hooks.types.reconstruct_complex_type instead of
17170 reconstruct_complex_type.
17171 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17172 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17173 * langhooks.h (struct lang_hooks_for_types): Add
17174 reconstruct_complex_type hook.
17175 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17176 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17178 2008-04-24 Richard Guenther <rguenther@suse.de>
17180 * c-common.h (check_builtin_function_arguments): Declare.
17181 * c-common.c (validate_nargs): New function.
17182 (check_builtin_function_arguments): Likewise.
17183 * c-typeck.c (build_function_call): Call
17184 check_builtin_function_arguments.
17185 * builtins.c (fold_builtin_classify): Remove error reporting code.
17186 (fold_builtin_unordered_cmp): Likewise.
17187 (fold_builtin_1): Likewise.
17188 (fold_builtin_n): Likewise.
17190 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17192 PR tree-optimization/36008
17193 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17194 the original op1, rather than delta by step.
17196 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17197 Sebastian Pop <sebastian.pop@amd.com>
17199 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17200 eliminate_local_variables_stmt, eliminate_local_variables,
17201 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17202 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17203 of code delimited by two edges in the CFG.
17204 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17205 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17206 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17207 the case of parallelisation of reductions.
17208 (expr_invariant_in_region_p): New.
17210 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17211 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17213 2008-04-24 Ira Rosen <irar@il.ibm.com>
17214 Richard Guenther <rguenther@suse.de>
17216 PR tree-optimization/36034
17217 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17218 incapable of dealing with loads with gaps.
17220 2008-04-24 Rafael EspÃndola <espindola@google.com>
17222 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17223 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17224 vrp_evaluate_conditional.
17225 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17226 (vrp_evaluate_conditional): Split the cond argument.
17227 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17228 (simplify_stmt_for_jump_threading): Update call to
17229 vrp_evaluate_conditional.
17231 2008-04-24 Ira Rosen <irar@il.ibm.com>
17233 PR tree-optimization/35982
17234 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17235 interleaved data-refs are of the same type.
17237 2008-04-24 Danny Smith <dannysmith@users.net>
17239 * c-format.c (check_format_info_main): Use strncmp rather than a
17240 magic prefix to handle multichar length specs.
17241 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17242 Don't prefix "I64" and "I32" with '\0'.
17244 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17247 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17248 in registers for -m32 only if stdarg_p (fntype).
17250 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17252 PR rtl-optimization/36006
17253 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17254 temp to op0 in order to avoid invalid rtx sharing.
17256 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17258 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17259 check TREE_INVARIANT.
17260 * tree-gimple.c (is_gimple_address): New.
17261 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17262 * tree-gimple.h (is_gimple_address): New.
17263 * tree.h (decl_address_invariant_p): New.
17264 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17265 (build_string): Likewise.
17266 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17267 (tree_invariant_p_1): Likewise.
17268 (save_expr): Use it.
17269 (tree_invariant_p): New.
17270 (skip_simple_arithmetic): Use it.
17271 (stabilize_reference_1): Use it.
17272 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17274 (build1_stat): Drop code to compute TREE_INVARIANT.
17275 (build2_stat): Drop code to compute TREE_INVARIANT.
17276 (build3_stat): Drop code to compute TREE_INVARIANT.
17277 (build4_stat): Drop code to compute TREE_INVARIANT.
17278 (build5_stat): Drop code to compute TREE_INVARIANT.
17279 (build7_stat): Drop code to compute TREE_INVARIANT.
17280 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17281 * tree.h (struct tree_base): Remove invariant_flag.
17282 (TREE_INVARIANT): Remove.
17283 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17284 (fold_builtin_expect): Check TREE_CONSTANT.
17285 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17286 * c-tree.h (c_expr_to_decl): Drop third parameter.
17287 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17288 (build_c_cast): Don't set TREE_INVARIANT.
17289 (pop_init_level): Don't set TREE_INVARIANT.
17290 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17291 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17293 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17294 (gimplify_addr_expr): Adjust comment.
17295 * tree-mudflap.c (mf_build_string):
17296 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17297 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17298 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17299 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17300 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17301 * langhooks.h (struct lang_hooks): Drop third parameter from
17304 2008-04-23 Richard Guenther <rguenther@suse.de>
17306 PR tree-optimization/27799
17307 PR tree-optimization/32921
17308 PR tree-optimization/32624
17309 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17310 SMTs aliases and the tag itself into the solution.
17311 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17312 merge the points-to solution back into the SMT aliases.
17313 (may_alias_p): Use alias_set_subset_of instead of
17314 aliases_conflict_p. A pointer which points to
17315 memory with alias set zero may access any variable.
17317 2008-04-23 Richard Guenther <rguenther@suse.de>
17319 * alias.c (alias_set_subset_of): Correctly handle asking
17320 if zero is a subset of an alias set with zero child.
17321 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17322 (compute_flow_insensitive_aliasing): Correctly walk all
17323 pointers. Do not unnecessarily union sets.
17325 2008-04-23 Richard Guenther <rguenther@suse.de>
17327 PR middle-end/36021
17328 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17330 2008-04-22 Tomas Bily <tbily@suse.cz>
17332 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17334 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17336 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17337 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17338 * tree-inline.c (estimate_num_insns_1): Likewise.
17339 * varasm.c (const_hash_1, compare_constant, copy_constant)
17340 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17341 * emit-rtl.c (component_ref_for_mem_expr)
17342 (set_mem_attributes_minus_bitpos): Likewise.
17343 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17344 (is_aligning_offset): Likewise.
17345 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17346 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17347 * dojump.c (do_jump): Likewise.
17348 * builtins.c (get_pointer_alignment, get_memory_rtx)
17349 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17350 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17352 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17354 PR rtl-optimization/36017
17355 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17356 expanding the library call.
17358 2008-04-22 Ian Lance Taylor <iant@google.com>
17360 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17361 than size_in_bytes.
17363 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17365 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17366 of LR/CTR moves for Power6.
17368 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17370 PR middle-end/36003
17371 * passes.c (init_optimization_passes): Remove
17372 pass_fast_rtl_byte_dce.
17374 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17377 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17378 builtin functions to generate faster code.
17379 (_mm_cvtpu16_ps): Ditto.
17380 (_mm_cvtpi32x2_ps): Ditto.
17382 2008-04-22 Nick Clifton <nickc@redhat.com>
17384 * common.opt (ftree-loop-distribution): Add Optimization
17387 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17388 (frv_expand_builtin_va_start): Likewise.
17390 * config/arm/arm.c (thumb_find_work_register): Fix location of
17391 argument register count.
17393 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17395 Support scheduling for ColdFire V1 and V3 microarchitecture.
17396 Improve scheduling of multiplication instructions.
17398 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17399 (mac): New instruction attribute.
17400 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17401 (m68k_sched_mac): New variable.
17402 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17403 Handle cfv1 and cfv3.
17404 (max_insn_size): New static variable.
17405 (struct _sched_ib): New type.
17406 (sched_ib): New static variable.
17407 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17408 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17409 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17411 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17412 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17413 new variables. Update.
17414 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17415 Add modeling of cfv3 instruction buffer. Update.
17416 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17417 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17418 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17419 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17420 a particular reservation applies to.
17421 (type2): Reorganize attribute values. Rename alu to alu_reg,
17422 alu_l to alu, move_l to omove. Join move to alu. Split mul
17423 to mul_l and mul_w.
17424 (cf_ib_*): Simplify description of instruction buffer.
17425 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17426 (cf_mem): Split into cf_mem1 and cf_mem2.
17427 (cf_v2_move_??): Rename to cfv12_alu_??.
17428 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17429 (cf_v2_mul_??): Remove reservations.
17430 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17431 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17432 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17434 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17435 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17436 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17437 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17438 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17439 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17440 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17441 expansions of the above reservations for instructions of sizes
17444 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17446 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17448 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17450 * coverage.c: Include tree-pass.h.
17451 (coverage_counter_alloc): Print da_file_name to the dump file.
17453 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17455 * sbitmap.c (sbitmap_range_empty_p): New function.
17456 * sbitmap.h (sbitmap_range_empty_p): New function.
17457 * bitmap.h: Now includes obstack.h.
17459 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17460 Kenneth Zadeck <zadeck@naturalbridge.com>
17462 * dbgcnt.def (ra_byte_scan): Added.
17463 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17464 when the last hit happens for a counter.
17465 * timevar.def (TV_DF_BYTE_LR): New variable.
17466 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17467 * passes.c (pass_fast_rtl_byte_dce): New pass.
17468 * fwprop.c (update_df): Added mode to call df_ref_create.
17469 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17470 DF_REF_EXTRACT_OFFSET.
17471 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17472 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17474 (df_ref_extract): Added mode field.
17475 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17476 DF_REF_EXTRACT_OFFSET.
17477 (DF_REF_EXTRACT_MODE): New macro.
17478 (df_byte_lr_bb_info): New structure.
17479 (df_print_byte_regset, df_compute_accessed_bytes,
17480 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17481 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17482 df_byte_lr_simulate_uses,
17483 df_byte_lr_simulate_artificial_refs_at_top,
17484 df_byte_lr_simulate_artificial_refs_at_end,
17485 df_compute_accessed_bytes): New function.
17486 (df_ref_create): Add parameter.
17487 (df_byte_lr_get_bb_info): New inline function.
17488 * df-scan.c (df_ref_record, df_uses_record,
17489 df_ref_create_structure): Added mode parameter.
17490 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17491 df_defs_record, df_uses_record, df_get_conditional_uses,
17492 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17493 df_entry_block_defs_collect, df_exit_block_uses_collect):
17494 Added mode parameter to calls to df_ref_record, df_uses_record,
17495 df_ref_create_structure.
17496 (df_ref_equal_p, df_ref_compare): Added test for modes.
17497 (df_ref_create_structure): Added code to set mode. Renamed
17498 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17499 DF_REF_EXTRACT_OFFSET.
17500 * df-core.c (df_print_byte_regset): New function.
17501 * df-byte-scan.c: New file.
17502 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17503 calls to BITMAP_FREE.
17504 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17505 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17506 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17507 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17508 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17509 df_byte_lr_local_compute, df_byte_lr_init,
17510 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17511 df_byte_lr_transfer_function, df_byte_lr_free,
17512 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17513 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17514 df_byte_lr_simulate_uses,
17515 df_byte_lr_simulate_artificial_refs_at_top,
17516 df_byte_lr_simulate_artificial_refs_at_end): New function.
17517 * dce.c (byte_dce_process_block): New function.
17518 (dce_process_block): au is now passed in rather than computed
17519 locally. Changed loops that look at artificial defs to not look
17520 for conditional or partial ones, because there never are any.
17521 (fast_dce): Now is able to drive byte_dce_process_block or
17522 dce_process_block depending on the kind of dce being done.
17523 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17524 (rest_of_handle_fast_byte_dce): New function.
17525 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17526 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17528 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17531 * gcc.h: Added fortran options that take arguments to
17532 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17535 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17537 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17538 scalarization if on the LHS and not a full access.
17540 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17542 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17544 2008-04-18 Rafael EspÃndola <espindola@google.com>
17546 * tree-vrp.c (find_case_label_index): Fix the binary search.
17547 (find_case_label_range): New.
17548 (vrp_visit_switch_stmt): Use find_case_label_range.
17549 (simplify_switch_using_ranges): Use find_case_label_range.
17551 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17553 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17554 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17556 2008-04-18 Tom Tromey <tromey@redhat.com>
17559 * doc/cpp.texi (Implementation-defined behavior): Mention
17562 2008-04-18 Ian Lance Taylor <iant@google.com>
17564 * fold-const.c (pointer_may_wrap_p): New static function.
17565 (fold_comparison): Add another test for pointer overflow. Use
17566 pointer_may_wrap_p to disable some false positives.
17568 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17570 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17571 (fname_as_string): Match updated cpp_interpret_string prototype.
17572 (fix_string_type): Support char16_t* and char32_t*.
17573 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17574 derivative) nodes. Register as builtin if C++0x.
17575 (c_parse_error): Support CPP_CHAR{16,32}.
17576 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17577 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17578 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17579 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17580 CTI_CHAR32_ARRAY_TYPE>: New elements.
17581 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17582 char32_type_node, signed_char32_type_node, char16_array_type_node,
17583 char32_array_type_node): New defines.
17584 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17585 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17586 (lex_string): Support CPP_STRING{16,32}, match updated
17587 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17588 (lex_charconst): Support CPP_CHAR{16,32}.
17589 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17590 and CPP_STRING{16,32}.
17592 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17595 * aclocal.m4: Regenerate.
17596 * configure: Regenerate.
17598 2008-04-18 Jan Hubicka <jh@suse.cz>
17600 * except.c (dw2_size_of_call_site_table,
17601 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17603 * cgraphbuild.c (build_cgraph_edges): Update.
17604 * tree-pass.h: Update comment.
17605 * final.c (leaf_function_p): Update.
17606 (leaf_renumber_regs): Update.
17607 (rest_of_clean_state): Update.
17608 * omp-low.c (expand_omp_parallel): Update.
17609 * ipa-reference.c (analyze_function): Update.
17610 * reorg.c (find_end_label): Update.
17611 (optimize_skip): Update.
17612 (fill_simple_delay_slots): Update.
17613 (fill_simple_delay_slots): Update.
17614 (make_return_insns): Update.
17615 (dbr_schedule): Update.
17616 * gimple-low.c (record_vars_into): Update.
17617 * cfgbuild.c (make_edges): Update.
17618 * function.c (assign_stack_local): Update.
17619 (assign_parm_adjust_stack_rtl): Update.
17620 (locate_and_pad_parm): Update.
17621 (allocate_struct_function): Do not initialize stack_alignment_needed
17622 and preferred_stack_boundary here.
17623 (stack_protect_prologue): Update.
17624 (stack_protect_epilogue): Update.
17625 (expand_function_start): Initialize stack_alignment_needed,
17626 preferred_stack_boundary and max_jumptable_ents.
17627 (expand_function_end): Update.
17628 (free_after_compilation): Do not NULLify epilogue_delay_list.
17629 * function.h (struct rtl_data): Add stack_protect_guard,
17630 stack_alignment_needed,
17631 preferred_stack_boundary, epilogue_delay_list.
17632 (struct function): Remove value_histograms, stack_alignment_needed,
17633 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17635 unexpanded_var_list, stack_protect_guard.
17636 (current_function_epilogue_delay_list): Remove.
17637 * ipa-type-escape.c (analyze_function): Update.
17638 * gimplify.c (pop_gimplify_context): Update comment.
17639 * calls.c (expand_call): Update.
17640 (emit_library_call_value_1): Update.
17641 * except.c (set_nothrow_function_flags): Update.
17642 * cfgexpand.c (get_decl_align_unit): Update.
17643 (create_stack_guard): Update.
17644 (estimated_stack_frame_size): Update.
17645 (expand_used_vars): Update.
17646 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17647 * explow.c (allocate_dynamic_stack_space): Update.
17648 * tree-ssa-live.c (remove_unused_locals): Update.
17649 * varasm.c (mark_constant_pool): Update.
17650 * tree-inline.c (remap_decls): Update.
17651 (initialize_cfun): Update.
17652 (declare_return_variable): Update.
17653 (inline_forbidden_p): Update.
17654 (expand_call_inline): Update.
17655 (declare_inline_vars): Update.
17656 (tree_function_versioning): Update.
17657 * tree-flow.h (value_histograms): New.
17658 (VALUE_HISTOGRAMS): New macro.
17659 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17661 * tree-cfg.c (set_bb_for_stmt): Update.
17662 (replace_by_duplicate_decl): Update.
17663 (move_block_to_fn): Update.
17664 (new_label_mapper): Update.
17665 (dump_function_to_file): Update.
17666 * ipa-struct-reorg.c (build_data_structure): Update.
17667 * cfgrtl.c (print_rtl_with_bb): Update.
17668 * reload1.c (reload): Update.
17670 * config/i386/i386.c (setup_incoming_varargs_64,
17671 ix86_compute_frame_layout): Update.
17672 * config/arc/arc.c (arc_output_function_epilogue): Update.
17674 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17676 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17677 for FreeBSD as well.
17678 * gthr-posix95.h: Likewise.
17680 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17682 PR rtl-optimization/35838
17683 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17684 out the byte offset of the first subreg.
17686 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17688 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17689 to split_ti instead of three separate calls with single member arrays.
17690 (subti3 splitter): Ditto.
17691 (adddi3 splitter): Ditto with split_di.
17692 (subdi3 splitter): Ditto.
17693 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17694 two separate calls with single member arrays. Swap match_dup
17695 operands 1 and 2 to better fit into the array.
17696 (negdi2 splitter): Ditto with split_di.
17697 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17698 two separate calls with single member arrays. Swap match_dup operands
17699 6 and 7 to better fit into the array.
17701 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17703 * config/i386/i386.c (sse_builtin_type): New.
17704 (bdesc_sse_args): Likewise.
17705 (bdesc_sse_3arg): Removed.
17706 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17707 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17708 IX86_BUILTIN_ROUNDPS.
17709 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17710 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17711 IX86_BUILTIN_ROUNDPS.
17712 (ix86_expand_sse_4_operands_builtin): Removed.
17713 (ix86_expand_sse_operands_builtin): New.
17714 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17715 and CODE_FOR_sse4_1_roundps.
17716 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17717 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17719 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17722 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17723 regs before frame pop when needed. If use_backchain_to_restore_sp
17724 then load backchain into a temp reg to restore vr and vrsave. Add
17725 code to restore vr after frame pop if possible.
17727 2008-04-17 Richard Guenther <rguenther@suse.de>
17729 * tree-vn.c (expressions_equal_p): Do not check type
17730 equality or compatibility before calling operand_equal_p.
17731 * fold-const.c (operand_equal_p): Check equivalence of
17732 integer constants before bailing out due to signedness or
17733 precision differences.
17734 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17735 spurious differences in type qualification. Ignore types
17736 for COMPONENT_REFs at all.
17738 2008-04-17 Christian Bruel <christian.bruel@st.com>
17740 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17741 msw_skip comparison.
17743 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17746 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17749 PR tree-optimization/35899
17750 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17751 rather than TREE_OPERAND.
17753 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17756 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17757 temporary registers. Change operand predicate to general_operand.
17758 (remainderxf3): Ditto.
17760 2008-04-16 Richard Guenther <rguenther@suse.de>
17762 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17763 * tree-affine.c (aff_combination_expand): Look through some
17766 2008-04-15 Doug Kwan <dougkwan@google.com>
17768 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17770 * tree-pretty-print.c (dump_generic_node): Ditto.
17771 * final.c (output_addr_const): Ditto.
17772 * dwarf2out.c (output_cfi): Ditto.
17773 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17774 * print-rtl.c (print_rtx): Ditto.
17775 * print-tree.c (print_node_brief, print_node): Ditto.
17776 * c-common.c (match_case_to_enum_1): Ditto.
17777 * sched-vis.c (print_value): Ditto.
17778 * config/i386/i386.c (print_operand): Cast to long unsigned int
17781 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17782 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17783 MS Windows VirtualProtect function.
17785 2008-04-15 Jan Hubicka <jh@suse.cz>
17787 * gengtype.c (write_root): Param_is argument is OK.
17788 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17789 * function.h: Include varray.h
17790 (rtl_eh): New stucture based on except.c one.
17791 (call_site_record): New forward declaration and vector type.
17792 * calls.c (emit_call_1): Do not call
17793 note_current_region_may_contain_throw.
17794 * except.c (eh_status): Remove cur_region, try_region since they are
17796 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17797 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17798 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17799 Remove call_site_data_used, call_site_data_size.
17800 Turn call_site_record into vector in function.h.
17801 (note_current_region_may_contain_throw): Remove.
17802 (get_exception_pointer, get_exception_filter): Do not take struct
17803 function argument; update.
17804 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17805 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17806 build_post_landing_pads, dw2_build_landing_pads,
17807 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17808 sjlj_emit_function_enter, sjlj_emit_function_enter,
17809 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17810 sjlj_build_landing_pads, finish_eh_generation,
17811 remove_exception_handler_label, remove_eh_handler,
17812 maybe_remove_eh_handler, add_reachable_handler,
17813 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17814 add_action_record, collect_one_action_chain, add_call_site,
17815 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17816 sjlj_output_call_site_table, output_function_exception_table,
17817 * except.h (note_current_region_may_contain_throw): Remove
17818 (get_exception_pointer, get_exception_filter): Do not take struct
17820 * Makefile.in (GTFILES): Put varargs before struct function.
17822 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17824 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17825 punt for STRING_CST.
17826 (get_constraint_for): Deal with STRING_CST here instead.
17828 2008-04-15 Richard Guenther <rguenther@suse.de>
17830 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17831 statements in a basic-block with a backward walk. Do not
17832 substitute into dead statements but instead remove those.
17834 2008-04-15 Richard Guenther <rguenther@suse.de>
17836 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17837 to zero, thus disable creation of SFTs.
17839 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17841 * tree-predcom.c (suitable_reference_p): Return false if the
17842 reference can throw.
17844 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17847 * c-decl.c (finish_decl): If extern or static var has variable
17848 size, set TREE_TYPE (decl) to error_mark_node.
17850 2008-04-15 Rafael EspÃndola <espindola@google.com>
17852 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17855 2008-04-15 Richard Guenther <rguenther@suse.de>
17857 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17858 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17859 (visit_reference_op_load): Do walk vuse-vdef chains on
17860 vn_reference_lookup.
17861 (visit_reference_op_store): But do not here.
17862 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17863 vn_reference_lookup.
17864 (vn_lookup_with_vuses): But do so here.
17866 2008-04-14 Ian Lance Taylor <iant@google.com>
17868 * fold-const.c (fold_overflow_warning): Remove assertion.
17870 2008-04-15 Ben Elliston <bje@au.ibm.com>
17872 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17873 temp1 local variables.
17875 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17878 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17879 ".text.unlikely" section as executable.
17881 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17883 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17884 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17885 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17886 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17887 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17888 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17889 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17891 2008-04-14 Ian Lance Taylor <iant@google.com>
17893 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17894 * fold-const.c (fold_comparison): If appropriate, test
17895 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17896 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17897 reassociating a pointer type.
17898 * doc/invoke.texi (Optimize Options): Document that
17899 -fstrict-overflow applies to pointer wraparound.
17901 2008-04-13 Jan Hubicka <jh@suse.cz>
17903 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17905 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17907 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17908 we are going to "save the world".
17910 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17912 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17913 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17914 operand 0 constraint, not "=".
17916 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17918 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17920 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17922 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17923 of size of positions_needed * CHAR_BIT.
17925 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17927 PR middle-end/35897
17928 * dse.c (store_info): Change positions_needed to unsigned
17930 (lowpart_bitmask): New.
17931 (record_store): Cast to unsigned HOST_WIDE_INT for
17932 positions_needed. Assert width <= size of positions_needed *
17933 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17934 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17935 lowpart_bitmask to set mask.
17937 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17939 * config/bfin/constraints.md: New file.
17940 * config/bfin/bfin.md: Include it.
17941 (adddi3): Use satisfies_constraint functions instead of the old macros.
17942 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17943 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17944 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17945 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17946 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17947 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17948 EXTRA_CONSTRAINT): Delete.
17949 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17950 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17952 * config/bfin/bfin.c: Include "tm-constrs.h".
17953 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17954 Use satisfies_constraint functions instead of the old macros.
17955 * doc/md.texi (Blackfin Constraints): Update file name reference.
17957 2008-04-11 Richard Guenther <rguenther@suse.de>
17959 PR tree-optimization/35869
17960 * tree-vrp.c (execute_vrp): Move switch statement update after
17961 jump threading. Schedule another cfg cleanup run.
17963 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17966 * attribs.c (decl_attributes): Return early on errorneous node.
17968 2008-04-10 Oleg Ryjkov <olegr@google.com>
17970 * tree.h (struct tree_base): Added a new flag default_def_flag.
17971 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17973 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17975 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17977 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17980 * pa.md: Define mode iterator P. Define mode attribute dwc.
17981 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17982 (icacheflush): Likewise.
17983 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17984 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17986 2008-04-11 Ben Elliston <bje@au.ibm.com>
17988 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17990 2008-04-10 Rafael EspÃndola <espindola@google.com>
17992 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17993 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17994 (extract_range_from_expr): The same.
17996 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17998 * config/mips/mips.md (GPR2): New mode iterator.
17999 (seq): Add comment.
18000 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18001 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18002 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18003 Rewrite these to take two modes, the mode of comparison and the
18004 mode of the destination.
18005 * config/mips/mips.c (mips_expand_scc): Instead of having
18006 paradoxical subreg as destination, expand "narrowing" scc if mode
18007 of comparison is SI and target is requested in DI mode.
18008 (mips_emit_int_order_test): Update comment. Make mode of
18009 comparison match CMP0 rather than TARGET. When creating inverse
18010 target use mode of TARGET.
18012 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18014 * gcov-dump.c (tag_summary): Only print summaries for the first
18015 GCOV_COUNTERS_SUMMABLE counters.
18017 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18019 * config/i386/i386.md (absneg): New code iterator.
18020 (absnegprefix): New code attribute.
18021 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18022 patterns using absneg code iterator.
18023 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18024 using absneg code iterator.
18025 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18026 *neg<mode>2 patterns using absneg code iterator.
18027 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18028 *negextendsfdf2 patterns using absneg code iterator.
18029 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18030 *negextendsfxf2 patterns using absneg code iterator.
18031 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18032 *negextendsfdf2 patterns using absneg code iterator.
18033 * config/i386/sse.md (<code><mode>2): Macroize expander from
18034 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18036 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18038 * config/s390/s390.h: Remove the remains of the recent search
18039 & replace action of current_function_outgoing_args_size.
18041 2008-04-10 Ira Rosen <irar@il.ibm.com>
18043 PR tree-optimization/35821
18044 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18045 NEW_STMT_LIST is not NULL.
18047 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18050 * toplev.c (process_options): Remove -ffunction-sections debugging
18053 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18055 PR middle-end/PR28690
18056 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18057 than gen_rtx_fmt_ee to perform more canonicalizations.
18059 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18062 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18064 2008-04-09 Richard Guenther <rguenther@suse.de>
18066 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18067 (dump_function_to_file): Dump function arguments with types.
18069 2008-04-08 Richard Guenther <rguenther@suse.de>
18071 * fold-const.c (fold_widened_comparison): Do not allow
18072 sign-changes that change the result.
18074 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18077 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18078 kinds of indirect references.
18080 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18082 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18083 GNU Fortran language string.
18085 2008-04-08 Rafael EspÃndola <espindola@google.com>
18087 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18088 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18089 * tree.h (tree_call_nonnegative_warnv_p): New.
18091 2008-04-08 Jan Hubicka <jh@suse.cz>
18093 * function.c (free_after_compilation): Clear out regno_reg_rtx
18096 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18099 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18101 PR middle-end/PR28690
18102 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18103 same precedence as REG_POINTER and MEM_POINTER operands.
18105 2008-04-08 Richard Guenther <rguenther@suse.de>
18107 PR middle-end/35834
18108 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18109 for adding index to base.
18111 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18113 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18114 (MINGW_ENABLE_EXECUTE_STACK): New.
18115 (IN_LIBGCC2): For libgcc include windows.h file for
18116 function declarations.
18118 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18120 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18121 and tem2 if tem1 is not a REG or MULT.
18123 2008-04-08 Jan Hubicka <jh@suse.cz>
18125 * function.h (incomming_args): Break out of struct function.
18126 (function_subsections): Break out of struct function.
18127 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18128 return_rtx and hard_reg_initial_vals from struct function.
18129 Kill inl_max_label_num.
18130 (current_function_pops_args, current_function_args_info,
18131 current_function_args_size, current_function_args_size,
18132 current_function_pretend_args_size,
18133 current_function_outgoing_args_size,
18134 current_function_internal_arg_pointer, current_function_return_rtx):
18135 Kill compatibility accestor macros.
18136 * builtins.c (expand_builtin_apply_args_1): Update.
18137 (expand_builtin_next_arg): Update.
18138 * df-scan.c (df_get_call_refs): Update.
18139 * dbxout.c (dbxout_function_end): Update.
18140 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18141 (output_line_info): Update.
18142 (secname_for_decl): Update.
18143 (dwarf2out_var_location): Update.
18144 * function.c (free_after_compilation): Update.
18145 (assign_parm_find_stack_rtl): Update.
18146 (assign_parms): Update.
18147 (expand_dummy_function_end): Update.
18148 (expand_function_end): Update.
18149 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18150 (expand_call): Update.
18151 (emit_library_call_value_1): Update.
18152 (store_one_arg): Update.
18153 * varasm.c (initialize_cold_section_name): Update.
18154 (unlikely_text_section): Update.
18155 (unlikely_text_section_p): Update.
18156 (assemble_start_function): Update.
18157 (assemble_end_function): Update.
18158 (default_section_type_flags): Update.
18159 (switch_to_section): Update.
18160 * integrate.c (set_decl_abstract_flags): Update.
18161 (get_hard_reg_initial_val): Update.
18162 (has_hard_reg_initial_val): Update.
18163 (allocate_initial_values): Update.
18164 * resource.c (init_resource_info): Update.
18165 * config/alpha/alpha.c (NUM_ARGS): Update.
18166 (direct_return): Update.
18167 (alpha_va_start): Update.
18168 (alpha_sa_size): Update.
18169 (alpha_initial_elimination_offset): Update.
18170 (alpha_expand_prologue): Update.
18171 (alpha_start_function): Update.
18172 (alpha_expand_epilogue): Update.
18173 (unicosmk_initial_elimination_offset):
18174 * config/alpha/alpha.md (call expander): Update.
18175 * config/s390/s390.c (s390_register_info): Update.
18176 (s390_register_info): Update.
18177 (s390_frame_info): Update.
18178 (s390_initial_elimination_offset): Update.
18179 (s390_build_builtin_va_list): Update.
18180 (s390_va_start): Update.
18181 * config/spu/spu.c (direct_return): Update.
18182 (spu_expand_prologue): Update.
18183 (spu_initial_elimination_offset): Update.
18184 (spu_build_builtin_va_list): Update.
18185 (spu_va_start): Update.
18186 * config/sparc/sparc.c (sparc_init_modes): Update.
18187 (sparc_compute_frame_size): Update.
18188 (function_value): Update.
18189 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18190 * config/i386/i386.md (return expander): Update.
18191 * config/i386/i386.c (ix86_va_start): Update.
18192 (ix86_can_use_return_insn_p): Update.
18193 (ix86_compute_frame_layout): Update.
18194 (ix86_expand_epilogue): Update.
18195 * config/sh/sh.c (output_stack_adjust): Update.
18196 (calc_live_regs): Update.
18197 (sh_expand_prologue): Update.
18198 (sh_builtin_saveregs): Update.
18199 (sh_va_start): Update.
18200 (initial_elimination_offset): Update.
18201 (sh_allocate_initial_value): Update.
18202 (sh_function_ok_for_sibcall): Update.
18203 (sh_get_pr_initial_val): Update.
18204 * config/sh/sh.md (return expander): Update.
18205 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18206 * config/crx/crx.c (crx_compute_frame): UPdate.
18207 (crx_initial_elimination_offset): UPdate.
18208 * config/xtensa/xtensa.c (compute_frame_size): Update
18209 (xtensa_builtin_saveregs): Update.
18210 (xtensa_va_start): Update.
18211 (order_regs_for_local_alloc): Update.
18212 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18213 (xstormy16_expand_builtin_va_start): Update.
18214 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18215 * config/m68hc11/m68hc11.md (return expanders): Update.
18216 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18217 (expand_epilogue): Update.
18218 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18219 (cris_simple_epilogue): Update.
18220 (cris_expand_prologue): Update.
18221 (cris_expand_epilogue): Update.
18222 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18223 (compute_frame_size): Update.
18224 * config/mt/mt.c (mt_compute_frame_size): Update.
18225 * config/mn10300/mn10300.c (expand_prologue): Update.
18226 (expand_epilogue): Update.
18227 (initial_offset): Update.
18228 (mn10300_builtin_saveregs):
18229 * config/mn10300/mn10300.md (return expander): Update.
18230 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18231 (ia64_initial_elimination_offset): Update.
18232 (ia64_initial_elimination_offset): Update.
18233 (ia64_expand_prologue): Update.
18234 * config/m68k/m68k.md (return expander): Update.
18235 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18236 (rs6000_stack_info): Update.
18237 * config/mcore/mcore.c (layout_mcore_frame): Update.
18238 (mcore_expand_prolog): Update.
18239 * config/arc/arc.c (arc_compute_frame_size): Update.
18240 * config/score/score3.c (score3_compute_frame_size): Update.
18241 * config/score/score7.c (score7_compute_frame_size): Update.
18242 * config/arm/arm.c (use_return_insn): Update.
18243 (thumb_find_work_register): Update.
18244 (arm_compute_save_reg_mask): Update.
18245 (arm_output_function_prologue): Update.
18246 (arm_output_epilogue): Update.
18247 (arm_size_return_regs): Update.
18248 (arm_get_frame_offsets): Update.
18249 (arm_expand_prologue): Update.
18250 (thumb_exit): Update.
18251 (thumb_unexpanded_epilogue): Update.
18252 (thumb1_output_function_prologue): Update.
18253 * config/pa/pa.md (return expander): Update.
18254 * config/pa/pa.c (compute_frame_size): Update.
18255 (hppa_builtin_saveregs): Update.
18256 * config/mips/mips.c (mips_va_start): Update.
18257 (mips16_build_function_stub): Update.
18258 (mips_compute_frame_info): Update.
18259 (mips_restore_gp): Update.
18260 (mips_output_function_prologue): Update.
18261 (mips_expand_prologue): Update.
18262 * config/v850/v850.c (compute_frame_size): Update.
18263 (expand_prologue): * config/mmix/mmix.c (along): update.
18264 (mmix_initial_elimination_offset): update.
18265 (mmix_reorg): update.
18266 (mmix_use_simple_return): update.
18267 (mmix_expand_prologue): update.
18268 (mmix_expand_epilogue): Update.
18269 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18270 (emit_link_insn): Update.
18272 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18274 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18275 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18277 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18280 2008-04-07 Jan Hubicka <jh@suse.cz>
18282 * function.h (rtl): Rename to x_rtl.
18283 (crtl): New define.
18284 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18285 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18286 used_temp_slots avail_temp_slots, temp_slot_level,
18287 nonlocal_goto_handler_labels): Update accesstors.
18288 (rtl): New global variable.
18289 (struct function): Move some fileds to rtl_data.
18290 (get_arg_pointer_save_area): Update prototype.
18291 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18292 get_arg_pointer_save_area.
18293 * expr.c (init_expr): Update
18294 * function.c (get_frame_size): Update
18295 (assign_stack_local): Update
18296 (expand_function_end): Update.
18297 (get_art_pointer_save_area): Update
18299 * emit-rtl.c (rtl): Declare.
18300 (regno_reg_rtx): Declare.
18301 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18303 (gen_reg_rtx): Update.
18304 * varasm.c (n_deferred_constatns): Update accestor.
18305 (init_varasm_status): Do not allocate varasm_status.
18306 (force_const_mem, get_pool_size, output_constant_pool): Update.
18307 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18308 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18309 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18310 * sparc/sparc.h (INIT_EXPANDERS): Update.
18311 * ia64/ia64.h (INIT_EXPANDERS): Update.
18313 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18315 * reload.c (push_secondary_reload): Add missing break to for loop.
18317 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18319 PR middle-end/PR28690
18320 * rtlanal.c: Update copyright years.
18321 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18322 as REG_POINTER and MEM_POINTER operands.
18323 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18324 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18325 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18326 * gcse.c: Update copyright years.
18327 (pre_delete): Call gen_reg_rtx_and_attrs.
18328 (hoist_code): Likewise.
18329 (build_store_vectors): Likewise.
18330 (delete_store): Likewise.
18331 * loop-invariant.c (move_invariant_reg): Likewise.
18332 Update copyright years.
18334 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18336 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18337 control string instead of quoted.
18339 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18341 * doc/rtl.texi: Rewrite of subreg section.
18343 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18346 * config/i386/i386.c (legitimize_pic_address): Add treating
18347 of dllimport SYM_REF's.
18348 (legitimize_dllimport_symbol): Add prototype.
18350 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18352 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18353 reference in constructor with non self-referential type.
18355 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18357 Removal of Return with Depressed Stack Pointer support
18358 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18359 (ECF_SP_DEPRESSED): Likewise.
18360 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18361 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18362 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18363 (expand_call): Do not test ECF_SP_DEPRESSED.
18364 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18365 * function.c (keep_stack_depressed): Delete.
18366 (handle_epilogue_set): Likewise.
18367 (update_epilogue_consts): Likewise.
18368 (emit_equiv_load): Likewise.
18369 (thread_prologue_and_epilogue_insns): Remove support for Return with
18370 Depressed Stack Pointer.
18371 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18373 2008-04-06 Richard Guenther <rguenther@suse.de>
18375 PR tree-optimization/35400
18376 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18377 information from SSA_NAMEs.
18379 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18381 * config/avr/avr.h (avr_mega_p): Remove declaration.
18382 (AVR_MEGA): Remove macro.
18383 * config/avr/avr.c (avr_mega_p): Remove variable.
18384 (avr_override_options): Remove inicializion of avr_mega_p.
18385 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18386 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18387 (avr_jump_mode): (Ditto.).
18388 (avr_output_progmem_section_asm_op): (Ditto.).
18389 (avr_asm_init_sections): (Ditto.).
18390 (avr_asm_init_sections): (Ditto.).
18391 (avr_rtx_costs): (Ditto.).
18392 * config/avr/avr.md: (Ditto.).
18393 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18396 2008-04-06 Richard Guenther <rguenther@suse.de>
18398 PR tree-optimization/35842
18399 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18400 is_gimple_invariant_address.
18402 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18404 * gcc.c (default_compilers): Sync Fortran extensions list with
18405 that in fortran/lang-specs.h.
18406 * doc/invoke.texi: Likewise.
18407 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18408 * dwarf2out.c (gen_compile_unit_die): Likewise.
18410 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18412 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18414 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18417 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18418 attribute is used for nested functions.
18420 2008-04-05 Jan Hubicka <jh@suse.cz>
18422 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18424 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18426 (dump_files): Update.
18427 (enable_rtl_dump_file): Do not accept letter argument.
18428 * tree-pass.h (dump_file_info): Remove letter argument.
18429 * toplev.c (decode_d_option): Update -da handling.
18430 * toplev.h (enable_rtl_dump_file): Update prototype.
18431 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18432 it out based on pass type.
18433 (register_dump_files_1): Likewise.
18434 (init_optimization_passes): Update register_one_dump_file calls.
18435 (execute_one_pass): Sanity check that IPA passes are called at IPA
18436 level and RTL passes at RTL level.
18437 (execute_pass_list): IPA pass can not be after or subpass of
18439 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18440 disallov RTL subpasses of IPA subpasses.
18442 2008-04-05 Ben Elliston <bje@au.ibm.com>
18444 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18445 builtins that return exactly once and do not throw. Cache call to
18448 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18450 PR rtl-optimization/34916
18451 PR middle-end/35519
18452 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18453 between instruction pairs.
18455 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18457 * doc/invoke.texi: Document -mbitops for SH.
18458 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18459 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18460 * config/sh/sh.c (print_operand): Add %t operand code.
18461 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18462 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18463 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18464 (extendqihi2): Likewise.
18465 (movqi_i): Likewise.
18466 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18467 (extv): Use bld instruction for SH2A if possible.
18469 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18470 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18471 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18472 (bset.b, bclr.b): Define peepholes.
18473 * config/sh/sh.opt (mbitops): New option.
18475 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18478 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18479 and view convert expression.
18481 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18484 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18486 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18488 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18490 * config/i386/cpuid.h (bit_AES): New.
18491 (bit_PCLMUL): Likewise.
18493 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18494 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18495 SSE2 if AES or PCLMUL is enabled.
18496 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18497 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18498 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18499 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18500 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18501 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18502 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18503 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18504 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18505 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18506 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18507 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18508 __builtin_ia32_aeskeygenassist128 and
18509 __builtin_ia32_pclmulqdq128.
18510 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18511 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18512 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18514 * config/i386/i386.h (TARGET_AES): New.
18515 (TARGET_PCLMUL): Likewise.
18516 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18518 * config/i386/i386.md (UNSPEC_AESENC): New.
18519 (UNSPEC_AESENCLAST): Likewise.
18520 (UNSPEC_AESDEC): Likewise.
18521 (UNSPEC_AESDECLAST): Likewise.
18522 (UNSPEC_AESIMC): Likewise.
18523 (UNSPEC_AESKEYGENASSIST): Likewise.
18524 (UNSPEC_PCLMUL): Likewise.
18526 * config/i386/i386.opt (maes): New.
18527 (mpclmul): Likewise.
18529 * config/i386/sse.md (aesenc): New pattern.
18530 (aesenclast): Likewise.
18531 (aesdec): Likewise.
18532 (aesdeclast): Likewise.
18533 (aesimc): Likewise.
18534 (aeskeygenassist): Likewise.
18535 (pclmulqdq): Likewise.
18537 * config/i386/wmmintrin.h: New.
18539 * doc/extend.texi: Document AES and PCLMUL built-in function.
18541 * doc/invoke.texi: Document -maes and -mpclmul.
18543 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18545 * function.c (free_after_parsing): Replace with
18546 cxx_push_function_context from C++ front-end.
18547 (allocate_struct_function): Don't call langhook.
18548 * langhooks.h (struct lang_hooks_for_functions): Delete.
18549 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18551 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18552 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18553 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18554 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18555 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18556 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18557 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18559 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18560 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18562 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18565 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18568 2008-04-04 Richard Guenther <rguenther@suse.de>
18570 PR middle-end/35823
18571 * fold-const.c (optimize_minmax_comparison): Use the correct
18572 type for the constant in the simplified comparison.
18574 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18576 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18577 Pass L2 size as "--param l2-cache-size" to the compiler.
18578 (decode_l2_cache): New function to decode L2 cache parameters using
18579 0x8000006 extended cpuid function.
18580 (detect_caches_amd): Determine parameters of L2 cache using
18581 decode_l2_caches function.
18582 (decode_caches_intel): Decode L2 cache parameters.
18583 (detect_caches_intel): Determine L2 cache parameters using
18584 decode_caches_intel and decode_l2_caches functions.
18586 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18588 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18589 secondary input reload for subword loads from the constant pool.
18591 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18594 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18595 constants of the appropriate size for runtime calculations.
18598 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18599 decimal-float literal constant zero.
18601 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18604 * c-parser.c (c_parser_omp_atomic): Call
18605 default_function_array_conversion on the RHS.
18607 PR middle-end/35818
18608 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18609 call is_variable_sized if decl has incomplete type.
18611 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18613 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18615 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18617 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18619 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18620 (sgt<u>): Merge sgt and sgtu into new expander.
18621 (sgt, sgtu): Remove expanders.
18622 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18623 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18624 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18625 *sgtu_<mode>_mips16 into new pattern.
18626 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18627 (sge<u>): Merge sge and sgeu into new expander.
18628 (sge, sgeu): Remove expanders.
18629 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18631 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18632 (slt<u>): Merge slt and sltu into new expander.
18633 (slt, sltu): Remove expanders.
18634 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18635 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18636 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18637 *sltu_<mode>_mips16 into new pattern.
18638 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18639 (sle<u>): Merge sle and sleu into new expander.
18640 (sle, sleu): Remove expanders.
18641 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18642 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18643 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18644 *sleu_<mode>_mips16 into new pattern.
18645 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18647 2008-04-03 Jan Hubicka <jh@suse.cz>
18649 PR tree-optimization/35795
18650 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18651 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18652 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18653 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18654 * score/score3.c (score3_output_mi_thunk): Likewise.
18655 * score/score7.c (score7_output_mi_thunk): Likewise.
18656 * mips/mips.c (mips_output_mi_thunk): Likewise.
18658 2008-04-03 Richard Guenther <rguenther@suse.de>
18660 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18661 conversions. Simplify code.
18663 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18665 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18667 2008-04-03 Tom Tromey <tromey@redhat.com>
18668 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18670 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18671 * config/bfin/t-bfin-linux (generated_files): Add
18672 linux-sysroot-suffix.h.
18673 * doc/install.texi (Prerequisites): Require make 3.80.
18674 * doc/sourcebuild.texi (Front End Directory): Document new
18676 * Makefile.in (generated_files): New variable.
18677 (ALL_HOST_OBJS): New variable.
18678 ($(ALL_HOST_OBJS)): New target.
18680 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18682 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18683 (remap_block): Call id->transform_lang_insert_block instead
18685 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18686 Set id.transform_lang_insert_block to NULL.
18687 (clone_body): Move to cp/optimize.c
18688 * tree-inline.h (struct copy_body_data): Change
18689 transform_lang_insert_block to function pointer.
18690 (copy_generic_body, copy_decl_no_change): Export.
18691 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18692 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18693 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18695 * c-tree.h (insert_block): Kill.
18696 * c-decl.c (insert_block): Kill.
18698 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18700 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18701 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18702 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18704 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18705 argument, call {push,pop}_function_context from here.
18706 * c-parser.c: Use c_{push,pop}_function_context.
18708 * function.c (push_function_context_to): Move meat ...
18709 (push_function_context): ... here. Simplify.
18710 * function.c (pop_function_context_from): Move meat ...
18711 (pop_function_context): ... here. Simplify.
18712 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18714 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18715 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18716 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18717 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18719 2008-04-03 Ben Elliston <bje@au.ibm.com>
18721 * expmed.c (extract_force_align_mem_bit_field): Remove.
18723 2008-04-03 Richard Guenther <rguenther@suse.de>
18725 PR middle-end/35800
18726 * expr.h (try_casesi): Adjust prototype.
18727 * expr.c (try_casesi): Take fallback label as extra parameter.
18728 Use that for gen_casesi if default_label is NULL.
18729 * stmt.c (expand_case): Pass fallback label to try_casesi,
18730 make sure to fill gaps with a fallback label if default_label
18733 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18736 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18738 2008-04-03 Ben Elliston <bje@au.ibm.com>
18740 * expmed.c (extract_split_bit_field): Remove if (0) code.
18741 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18742 (do_ds_constraint): Likewise.
18744 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18746 * doc/cppopts.texi (-dU): Document.
18747 * c-common.h (flag_dump_macros): Update comment.
18748 * c-opts.c (handle_OPT_d): Handle -dU.
18749 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18750 dump_queued_macros, cb_used_define, cb_used_undef): New.
18751 (init_pp_output): Handle -dU.
18752 (cb_line_change): Call dump_queued_macros.
18753 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18755 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18757 * config/avr/predicates.md (io_address_operand): New predicate.
18758 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18759 * config/avr/avr.c (avr_io_address_p): Remove function.
18760 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18761 'avr_io_address_p' function.
18762 (out_movhi_r_mr): (Ditto.).
18763 (out_movqi_mr_r): (Ditto.).
18764 (out_movhi_mr_r): (Ditto.).
18765 (avr_address_cost): (Ditto.).
18767 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18769 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18770 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18771 in 32bit mode when XMM registers are available to avoid store
18773 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18774 corresponding post-reload splitters.
18776 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18778 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18779 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18780 __builtin_ia32_roundss.
18781 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18782 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18783 __builtin_ia32_roundss.
18784 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18785 IX86_BUILTIN_SHUFPD here.
18787 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18789 * config/i386/i386.md (plogic): New.
18790 (plogicprefix): Likewise.
18792 * config/i386/mmx.md (mmx_<code><mode>3): New.
18793 (mmx_and<mode>3): Removed.
18794 (mmx_ior<mode>3): Likewise.
18795 (mmx_xor<mode>3): Likewise.
18797 * config/i386/sse.md (<code><mode>3): New.
18798 (*<code><mode>3): Likewise.
18799 (*<code><mode>3): Likewise.
18800 (<code><mode>3): Likewise.
18801 (*sse_<code><mode>3): Likewise.
18802 (*sse2_<code><mode>3): Likewise.
18803 (<code>tf3): Likewise.
18804 (*<code>tf3): Likewise.
18805 (and<mode>3): Likewise.
18806 (*and<mode>3): Likewise.
18807 (ior<mode>3): Removed.
18808 (*ior<mode>3): Likewise.
18809 (xor<mode>3): Likewise.
18810 (*xor<mode>3): Likewise.
18811 (*and<mode>3): Likewise.
18812 (*ior<mode>3): Likewise.
18813 (*xor<mode>3): Likewise.
18814 (and<mode>3): Likewise.
18815 (*sse_and<mode>3): Likewise.
18816 (*sse2_and<mode>3): Likewise.
18817 (andtf3): Likewise.
18818 (*andtf3): Likewise.
18819 (ior<mode>3): Likewise.
18820 (*sse_ior<mode>3): Likewise.
18821 (*sse2_ior<mode>3): Likewise.
18822 (iortf3): Likewise.
18823 (*iortf3): Likewise.
18824 (xor<mode>3): Likewise.
18825 (*sse_xor<mode>3): Likewise.
18826 (*sse2_xor<mode>3): Likewise.
18827 (xortf3): Likewise.
18828 (*xortf3): Likewise.
18830 2008-04-02 Richard Guenther <rguenther@suse.de>
18832 PR tree-optimization/14495
18833 PR tree-optimization/34793
18834 * tree-vrp.c (struct switch_update): New structure.
18835 (to_remove_edges, to_update_switch_stmts): New VECs.
18836 (simplify_switch_using_ranges): New function. Remove not taken
18837 case labels and edges.
18838 (simplify_stmt_using_ranges): Call it.
18839 (identify_jump_threads): Mark edges we have queued for removal
18840 so we don't thread them.
18841 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18843 * tree-cfg.c (group_case_labels): Deal with missing default label.
18844 (tree_verify_flow_info): Allow missing default label.
18845 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18846 (emit_case_nodes): Likewise.
18847 (expand_case): Do not rely on the default label to be present.
18848 * expr.c (try_casesi): Deal with NULL default_label.
18849 (do_tablejump): Likewise.
18851 2008-04-02 Richard Guenther <rguenther@suse.de>
18853 PR tree-optimization/14495
18854 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18855 SWITCH_EXPR here ...
18856 (vrp_visit_switch_stmt): ... but here (new function).
18857 (find_case_label_index): New helper function.
18858 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18860 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18862 * fwprop.c: Fix ISO-C99ism.
18864 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18867 * Makefile.in (objdir): Set it here.
18868 * configure.ac: Not here. Find dynamic linker characteristics.
18869 * exec-tool.in: Use them.
18870 * aclocal.m4: Regenerate.
18871 * configure: Regenerate.
18873 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18875 * expr.c (expand_var): Delete it.
18876 * expr.h (expand_var): Delete prototype.
18877 * function.c (expand_function_start): Use expand_decl instead.
18878 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18881 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18883 PR rtl-optimization/35542
18884 * fwprop.c (forward_propagate_and_simplify): Replace
18885 loc_reg_mentioned_in_p with reg_mentioned_p.
18887 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18889 PR rtl-optimization/35281
18890 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18891 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18892 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18893 (varying_mem_p): Move above propagate_rtx.
18894 (all_uses_available_at): Do not check MEMs.
18896 2008-04-02 Rafael EspÃndola <espindola@google.com>
18898 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18899 (register_edge_assert_for_2): Split the cond argument.
18900 (register_edge_assert_for_1): Adjust for the change in
18901 register_edge_assert_for_2.
18902 (register_edge_assert_for): Split the cond argument.
18903 (find_switch_asserts): Adjust for the change in
18904 register_edge_assert_for.
18906 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18908 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18909 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18910 offsets for 64-bit mingw.
18911 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18912 abi for x86_64-pc-mingw.
18914 2008-04-02 Richard Guenther <rguenther@suse.de>
18916 * tree-vrp.c (extract_range_from_assert): Make sure to not
18917 produce range min/max with TREE_OVERFOW set.
18918 If merging a anti-range and a range keep the anti-range if
18919 the range covers all values of the type.
18920 (register_edge_assert_for_2): Only allow sign-changing
18921 conversions in detecting canonical range checks. Also
18922 register an assert for the unsigned name if useful.
18924 PR tree-optimization/35787
18925 * tree-vrp.c (vrp_val_max): New function.
18926 (vrp_val_min): Likewise.
18927 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18928 (vrp_val_is_min): Likewise.
18929 (supports_overflow_infinity): Use vrp_val_{min,max}.
18930 (negative_overflow_infinity): Likewise.
18931 (positive_overflow_infinity): Likewise.
18932 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18933 (is_positive_overflow_infinity): Likewise.
18934 (is_overflow_infinity): Likewise.
18935 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18936 vrp_val_is_{min,max}.
18937 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18938 to ranges if possible. Avoid empty ranges.
18940 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18942 PR middle-end/35705
18943 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18944 the expression is a function address.
18946 2008-04-01 George Helffrich <george@gcc.gnu.org>
18948 PR fortran/35154, fortran/23057
18949 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18950 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18951 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18952 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18954 (dbxout_syms): Check for COMMON-based symbol and wrap in
18955 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18956 in bracket for efficiency.
18958 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18959 using DW_TAG_common_block + member offset.
18960 (add_pubname_string): New function.
18961 (dw_expand_expr): New function to find block name and offset for
18963 (common_check): New function to check whether symbol in Fortran COMMON.
18964 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18966 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18969 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18971 2008-04-02 Ben Elliston <bje@au.ibm.com>
18973 * config/v850/v850.md (casesi): Remove if (0) code.
18974 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18975 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18977 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18979 * config/i386/i386.md (rex64suffix): New mode attribute.
18980 (floathi<mode>2): Disable expander for SSE math.
18981 (*floathi<mode>2_1): New insn insn_and_split pattern.
18982 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18983 corresponding post-reload splitters.
18984 (*floathi<mode>2_i387): New macroized insn pattern.
18985 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18986 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18987 insn_and_split pattern.
18988 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18989 New macroized instruction patterns and corresponding post-reload
18991 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18992 and corresponding post-reload splitters.
18993 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18994 New macroized instruction patterns.
18995 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18996 macroized instruction patterns and corresponding post-reload splitters.
18997 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18998 corresponding post-reload splitters.
18999 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19000 New macroized instruction patterns.
19001 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19002 corresponding post-reload splitters.
19003 (*floatsi<mode>2_i387): New macroized instruction patterns.
19005 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19007 * config/i386/i386.md (smaxmin): New.
19008 (umaxmin): Likewise.
19009 (maxminiprefix): Likewise.
19010 (maxminfprefix): Likewise.
19011 (<code><mode>3): Likewise.
19012 (smin<mode>3): Removed.
19013 (smax<mode>3): Likewise.
19015 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19016 (mmx_<code>v4hi3): Likewise.
19017 (mmx_<code>v8qi3): Likewise.
19018 (mmx_smaxv2sf3): Removed.
19019 (mmx_sminv2sf3): Likewise.
19020 (mmx_umaxv8qi3): Likewise.
19021 (mmx_smaxv4hi3): Likewise.
19022 (mmx_uminv8qi3): Likewise.
19023 (mmx_sminv4hi3): Likewise.
19025 * config/i386/sse.md (<addsub><mode>3): New.
19026 (*<addsub><mode>3): Likewise.
19027 (<sse>_vm<addsub><mode>3): Likewise.
19028 (<maxmin><mode>3): Likewise.
19029 (*<maxmin><mode>3_finite): Likewise.
19030 (*<maxmin><mode>3): Likewise.
19031 (<sse>_vm<maxmin><mode>3): Likewise.
19032 (sse3_h<addsub>v4sf3): Likewise.
19033 (sse3_h<addsub>v2df3): Likewise.
19034 (<maxmin>v16qi3): Likewise.
19035 (*<maxmin>v16qi3): Likewise.
19036 (<maxmin>v8hi3): Likewise.
19037 (*<maxmin>v8hi3): Likewise.
19038 (*sse4_1_<maxmin><mode>3): Likewise.
19039 (*sse4_1_<maxmin><mode>3): Likewise.
19040 (add<mode>3): Removed.
19041 (*add<mode>3): Likewise.
19042 (<sse>_vmadd<mode>3): Likewise.
19043 (sub<mode>3): Likewise.
19044 (*sub<mode>3): Likewise.
19045 (<sse>_vmsub<mode>3): Likewise.
19046 (smin<mode>3): Likewise.
19047 (*smin<mode>3_finite): Likewise.
19048 (*smin<mode>3): Likewise.
19049 (<sse>_vmsmin<mode>3): Likewise.
19050 (smax<mode>3): Likewise.
19051 (*smax<mode>3_finite): Likewise.
19052 (*smax<mode>3): Likewise.
19053 (<sse>_vmsmax<mode>3): Likewise.
19054 (sse3_haddv4sf3): Likewise.
19055 (sse3_haddv2df3): Likewise.
19056 (sse3_hsubv4sf3): Likewise.
19057 (sse3_hsubv2df3): Likewise.
19058 (umaxv16qi3): Likewise.
19059 (*umaxv16qi3): Likewise.
19060 (smaxv8hi3): Likewise.
19061 (*smaxv8hi3): Likewise.
19062 (*sse4_1_smax<mode>3): Likewise.
19063 (*sse4_1_umax<mode>3): Likewise.
19064 (uminv16qi3): Likewise.
19065 (*uminv16qi3): Likewise.
19066 (sminv8hi3): Likewise.
19067 (*sminv8hi3): Likewise.
19068 (*sse4_1_smin<mode>3): Likewise.
19069 (*sse4_1_umin<mode>3): Likewise.
19071 2008-04-01 Rafael EspÃndola <espindola@google.com>
19073 * tree-cfg.c (verify_expr): remove in_phi.
19074 (verify_stmt): Don't call walk_tree with verify_expr. Use
19075 is_gimple_min_invariant instead of is_gimple_val.
19077 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19079 * doc/include/gpl_v3.texi: Update for manpage generation.
19080 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19082 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19083 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19084 gpl_v3.texi instead of gpl.texi.
19087 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19090 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19092 2008-04-01 Rafael EspÃndola <espindola@google.com>
19094 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19095 (extract_code_and_val_from_cond): Use
19096 extract_code_and_val_from_cond_with_ops.
19098 2008-04-01 Jan Hubicka <jh@suse.cz>
19100 * function.c (free_after_compilation): Free epilogue_delay_list.
19101 (prepare_function_start): Assert that previous compilation was freed.
19103 2008-04-01 Jan Hubicka <jh@suse.cz>
19104 Jim Wilson <wilson@tuliptree.org>
19105 Andreas Tobler <andreast@gcc.gnu.org>
19107 PR middle-end/35781
19108 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19109 rtl.emit instead cfun->emit.
19110 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19111 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19113 2008-04-01 Ben Elliston <bje@au.ibm.com>
19115 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19117 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19119 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19121 (fprofile-use): Add var flag_profile_use
19122 * coverage.c (coverage_begin_output): Do not open a gcno file for
19123 output only if -ftest-coverage is set.
19124 Do not add getpwd() to gcda file path.
19125 (build_gcov_info): Check the new flag
19126 flag_profile_datafile_relative_path.
19127 (coverage_init): Use profile_data_prefix.
19128 Read profile counter only if flag_profile_use is set.
19129 * opts.c (common_handle_option): New option fprofile-use=,
19130 fprofile-dir=, fprofile-generate=.
19131 * toplev.c (profile_data_prefix): New variable definition.
19132 * toplev.h (profile_data_prefix): New declaration.
19133 * doc/invoke.tex (Option Summary, Optimization Options):
19136 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19138 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19139 use tmp consistently.
19142 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19143 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19144 UNSPEC_FR_RECIP_APPROX_RES.
19145 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19147 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19150 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19152 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19154 PR middle-end/30186
19155 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19156 element of the vector via a pointer.
19158 2008-03-31 Ian Lance Taylor <iant@google.com>
19160 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19162 2008-03-31 Jan Hubicka <jh@suse.cz>
19164 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19165 get_arg_pointer_save_area.
19166 * expr.c (init_expr): Just clear out rtl.expr.
19167 * function.c (free_after_compilation): Clear out whole RTL structure.
19168 (get_func_frame_size): Merge into ...
19169 (get_frame_size): ... this one.
19170 (assign_stack_local_1): Merge into ...
19171 (assign_stack_local): ... this one.
19172 (expand_function_end): Update call of get_arg_pointer_save_area.
19173 (get_art_pointer_save_area): Remove cfun argument.
19174 * function.h (emit_status): regno_pointer_align does not need length
19175 attribute. Move x_regno_reg_rtx to ...
19176 (regno_reg_rtx): ... new global array.
19177 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19178 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19179 apply_args_value, forced_labels, stack_pointer_delta):
19181 (struct varasm_status): Move here from varasm.c
19182 (struct rtl_data): New. Move here some fields from struct function.
19183 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19184 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19185 used_temp_slots avail_temp_slots, temp_slot_level,
19186 nonlocal_goto_handler_labels): Update accesstors.
19187 (rtl): New global variable.
19188 (struct function): Move some fileds to rtl_data.
19189 (get_arg_pointer_save_area): Update prototype.
19190 * emit-rtl.c (rtl): Declare.
19191 (regno_reg_rtx): Declare.
19192 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19194 (gen_reg_rtx): Update.
19195 (init_virtual_regs): Do not tate emit_status argument.
19196 (init_emit): Do not allocate emit.
19197 * varasm.c (varasm_statuc): Move to function.h.
19198 (n_deferred_constatns): Update accestor.
19199 (init_varasm_status): Do not allocate varasm_status.
19200 (force_const_mem, get_pool_size, output_constant_pool): Update.
19201 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19202 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19204 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19206 PR rtl-optimization/35729
19207 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19210 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19213 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19214 load/store if memory is unaligned.
19215 (*movti_rex64): Likewise.
19217 * config/i386/predicates.md (misaligned_operand): New.
19219 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19222 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19225 2008-03-31 Jan Beulich <jbeulich@novell.com>
19227 * config/ia64/constraints.md: Add 'j' constraint.
19228 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19229 (movdi_internal): Likewise.
19231 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19234 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19236 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19239 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19240 proper error message for the third argument on blendpd and
19243 * config/i386/sse.md (blendbits): New.
19244 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19246 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19248 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19250 2008-03-30 Richard Guenther <rguenther@suse.de>
19252 PR middle-end/31023
19253 * fold-const.c (fold_sign_changed_comparison): Do leave
19254 conversions to base-types alone.
19256 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19258 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19259 the link register if one altivec register is be saved.
19261 2008-03-30 Ben Elliston <bje@au.ibm.com>
19263 * final.c (final_scan_insn): Remove if (0) code.
19265 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19267 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19269 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19271 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19272 of V4SFmode to ix86_binary_operator_ok.
19274 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19276 * config/i386/i386.c (override_options): Initialize
19277 ix86_veclib_handler to ix86_veclibabi_svml when
19278 -mveclibabi=svml is used.
19279 (ix86_veclibabi_svml): New function for SVML ABI style
19280 vectorization support.
19281 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19283 2008-03-28 Rafael EspÃndola <espindola@google.com>
19285 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19286 (tree_binary_nonnegative_warnv_p): Make it public.
19287 (tree_single_nonnegative_warnv_p): Make it public.
19288 (tree_invalid_nonnegative_warnv_p): Make it public.
19289 (tree_unary_nonzero_warnv_p): Make it public.
19290 (tree_binary_nonzero_warnv_p): Make it public
19291 (tree_single_nonzero_warnv_p): Make it public.
19292 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19293 (extract_range_from_binary_expr): Split the expr argument.
19294 (extract_range_from_unary_expr): Split the expr argument.
19295 (extract_range_from_comparison): Split the expr argument.
19296 (extract_range_from_expr): Use the new aux functions.
19297 (vrp_evaluate_conditional_warnv): Use
19298 vrp_evaluate_conditional_warnv_with_ops.
19299 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19300 (tree_binary_nonzero_warnv_p): Declare.
19301 (tree_single_nonzero_warnv_p): Declare.
19302 (tree_expr_nonzero_warnv_p): Declare.
19303 (tree_unary_nonnegative_warnv_p): Declare.
19304 (tree_binary_nonnegative_warnv_p): Declare.
19305 (tree_single_nonnegative_warnv_p): Declare.
19306 (tree_invalid_nonnegative_warnv_p): Declare.
19308 2008-03-28 Richard Guenther <rguenther@suse.de>
19310 PR tree-optimization/30317
19311 PR tree-optimization/30911
19312 PR tree-optimization/34793
19313 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19314 (struct assert_locus_d): New member EXPR.
19315 (register_new_assert_for): Add EXPR parameter to support
19316 ASSERT_EXPR <name, expr OP limit>.
19317 (register_edge_assert_for_1): Adjust callers.
19318 (find_assert_locations): Likewise.
19319 (process_assert_insertions_for): Build condition from expression.
19320 (extract_range_from_assert): Handle ASSERT_EXPRs
19321 of the form ASSERT_EXPR <name, expr OP limit>.
19322 (register_edge_assert_for_2): New helper registering
19323 asserts for comparisons. Recognize range tests of the form
19324 (unsigned)i - CST1 OP CST2.
19325 (register_edge_assert_for_1): Use it.
19326 (register_edge_assert_for): Likewise.
19327 (needs_overflow_infinity): Integer sub-types
19328 do not need overflow infinities.
19329 (vrp_val_is_max): The extreme values of integer sub-types
19330 are those of the base type.
19331 (vrp_val_is_min): Likewise.
19332 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19335 2008-03-28 Nick Clifton <nickc@redhat.com>
19338 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19339 Return GENERAL_REGS for stack adjustment reloads.
19341 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19344 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19345 const_vector when all the vectors are constant.
19347 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19349 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19351 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19352 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19354 (s<code>_sf): Use new scc_sf attribute for opcode names.
19356 2008-03-27 Tom Tromey <tromey@redhat.com>
19358 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19359 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19360 config/spu/t-spu-elf, config/i386/t-interix,
19361 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19362 config/i386/x-darwin, config/i386/x-mingw32,
19363 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19364 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19365 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19366 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19367 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19368 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19369 config/score/t-score-elf, config/arm/t-strongarm-pe,
19370 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19371 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19372 Revert automatic dependency patch.
19374 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19377 * config/i386/i386.c (ix86_function_arg_boundary): Align
19378 decimal floating point to its natural boundary.
19380 2008-03-27 Richard Guenther <rguenther@suse.de>
19382 PR middle-end/35716
19383 * fold-const.c (fold_comparison): Restrict distinct decl
19384 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19385 solely rely on operand_equal_p.
19387 2008-03-27 Richard Guenther <rguenther@suse.de>
19390 * c-common.c (handle_weak_attribute): Reject combination of
19393 2008-03-27 Richard Guenther <rguenther@suse.de>
19395 PR tree-optimization/32810
19396 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19397 conversions from DECL_INITIAL.
19398 (fold_const_aggregate_ref): Likewise from constructor elements.
19400 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19402 * tree-affine.h (aff_combination_expand): Declare.
19403 (get_inner_reference_aff): Likewise.
19404 * tree-affine.c (aff_combination_expand): Split out from
19405 tree_to_aff_combination_expand.
19406 (get_inner_reference_aff): New function.
19407 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19408 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19409 (struct lim_aux_data): sm_done field removed.
19410 (mem_ref_loc_p, mem_ref_locs_p): New types.
19411 (struct mem_ref): Added id, stored, accesses_in_loop,
19412 indep_loop, dep_loop, indep_ref, dep_ref fields.
19413 Removed is_stored, locs and next fields.
19414 (memory_accesses): New variable.
19415 (movement_possibility): Do not allow moving statements
19416 that store to memory.
19417 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19419 (determine_max_movement): For statements with memory references,
19420 find the outermost loop in that the reference is independent.
19421 (move_computations_stmt): Mark the virtual operands for renaming.
19422 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19423 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19424 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19425 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19426 create_vop_ref_mapping, analyze_memory_references,
19427 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19428 get_all_locs_in_loop, ref_always_accessed_p,
19429 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19430 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19431 store_motion_loop, store_motion): New functions.
19432 (struct vop_to_refs_elt): New type.
19433 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19434 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19435 (schedule_sm): Replaced by...
19436 (execute_sm): ... this.
19437 (determine_lsm_ref, hoist_memory_references,
19438 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19439 find_more_ref_vops, free_mem_ref, free_mem_refs,
19440 determine_lsm_loop, determine_lsm): Removed.
19441 (tree_ssa_lim_finalize): Free data structures used by store motion.
19442 (tree_ssa_lim): Call analyze_memory_references. Use
19443 store_motion instead of determine_lsm.
19445 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19447 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19448 rename tmake_file to m68hc11/t-m68hc11.
19449 (mcore): Set inhibit_libc to true.
19450 * config.host (alpha*-dec-*vms*): Set extra_programs.
19451 (interix3*): Don't use host_xmake_file.
19452 * configure.ac: Let config.gcc override inhibit_libc.
19453 * configure: Regenerate.
19455 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19456 * config/t-openbsd-thread: Remove commented out lines.
19458 * config/x-interix: Remove.
19460 * config/m68hc11/t-m68hc11-gas: Rename to...
19461 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19463 * config/mcore/t-mcore: Remove T_CFLAGS.
19464 * config/mcore/t-mcore-pe: Likewise.
19466 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19468 * configure.ac: Replace custom __GNU_SOURCE test with
19469 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19470 * aclocal.m4: Regenerate.
19471 * configure: Regenerate.
19472 * config.in: Regenerate.
19474 2008-03-27 Richard Guenther <rguenther@suse.de>
19476 * fold-const.c (target.h): Include.
19477 (fold_comparison): Fold comparison of addresses of decls
19478 that bind locally or of constants. Consolidate address folding code.
19479 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19480 results from fold_binary_to_constant.
19481 (compare_values_warnv): Likewise.
19483 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19485 PR middle-end/35429
19486 * fold-const.c (fold_truthop): Check for integeral types when folding
19487 a == 0 && b == 0 and a != 0 || b != 0 .
19489 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19491 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19493 2008-03-26 Andreas Schwab <schwab@suse.de>
19495 * doc/invoke.texi: Fix use of @item vs. @itemx.
19497 2008-03-26 Tom Tromey <tromey@redhat.com>
19499 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19500 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19501 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19502 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19503 build/genconstants.o, build/genemit.o, build/genextract.o,
19504 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19505 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19508 2008-03-26 Richard Guenther <rguenther@suse.de>
19511 2008-03-26 Richard Guenther <rguenther@suse.de>
19513 * fold-const.c (target.h): Include.
19514 (fold_comparison): Fold comparison of addresses of two decls
19515 that bind locally. Consolidate address folding code.
19517 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19519 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19520 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19521 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19522 dconstsqrt2, dconstthird, dconste and/or dconst10.
19523 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19524 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19525 dconstsqrt2, dconste): Delete.
19526 (init_emit_once): Likewise. Simplify initializing dconstm1.
19528 * real.c (get_real_const): New.
19529 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19530 dconstsqrt2, dconste): Delete.
19531 (real_value_const, get_real_const): New.
19533 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19535 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19537 * config/i386/i386.c (ix86_function_arg_boundary): Check
19538 BIGGEST_ALIGNMENT instead of 128.
19539 (setup_incoming_varargs_64): Likewise.
19541 2008-03-26 Tom Tromey <tromey@redhat.com>
19543 * Makefile.in (DEPFILES): Add missing '/'.
19545 2008-03-26 Richard Guenther <rguenther@suse.de>
19547 * fold-const.c (target.h): Include.
19548 (fold_comparison): Fold comparison of addresses of two decls
19549 that bind locally. Consolidate address folding code.
19551 2008-03-26 Nick Clifton <nickc@redhat.com>
19554 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19555 not allow INT+INT as a legitimate addressing mode.
19557 2008-03-26 Richard Guenther <rguenther@suse.de>
19559 * tree-flow.h (widen_bitfield): Remove declaration.
19560 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19561 (widen_bitfield): Remove function.
19562 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19565 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19568 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19571 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19573 PR rtl-optimization/35232
19574 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19575 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19576 reg_reloaded_call_part_clobbered here.
19577 (reload_regs_reach_end_p): New function.
19578 (reload_reg_rtx_for_input): New variable.
19579 (reload_reg_rtx_for_output): Likewise.
19580 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19581 when reassigning a pseudo register. Load reloadreg from
19582 reload_reg_rtx_for_input, moving the mode and register
19584 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19585 instead of the original when deciding whether an input reload
19586 would be a no-op or whether an output reload can be deleted.
19587 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19588 when setting up new_spill_reg_store. Load it from
19589 reload_reg_rtx_for_output, moving the mode and register
19591 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19592 instead of the original when deciding whether an output reload
19593 would be a no-op. Do the same when modifying insn notes.
19594 Use rtx_equal_p instead of == to compare the registers.
19595 (inherit_piecemeal_p): Take a mode and two register numbers
19597 (emit_reload_insns): Clear new_spill_reg_store for every hard
19598 register in the reload register. Remove spill registers
19599 from reg_reloaded_valid before considering whether to record
19600 inheritance information for them. Use reload_reg_rtx_for_output
19601 instead of reg_rtx when recording output reloads. Use
19602 reload_reg_rtx_for_input instead of reg_rtx when recording
19603 input reloads. Set or clear reg_reloaded_call_part_clobbered
19604 at the same time as setting reg_reloaded_valid.
19605 (delete_output_reload): Add a new_reload_reg parameter and use it
19606 instead of rld[j].reg_rtx.
19607 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19610 2008-03-25 Tom Tromey <tromey@redhat.com>
19612 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19613 (build/genattr.o): Likewise.
19614 (build/genattrtab.o): Likewise.
19615 (build/gencodes.o): Likewise.
19616 (build/genconfig.o): Likewise.
19617 (build/genconstants.o): Likewise.
19618 (build/genemit.o): Likewise.
19619 (build/genextract.o): Likewise.
19620 (build/genflags.o): Likewise.
19622 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19624 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19625 instead of size_int for integer types.
19626 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19627 to match type of MINUS_EXPR.
19629 2008-03-25 Tom Tromey <tromey@redhat.com>
19631 * configure: Rebuilt.
19632 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19635 2008-03-25 Tom Tromey <tromey@redhat.com>
19637 * config/x-solaris (host-solaris.o): Update.
19638 * config/x-linux (host-linux.o): Update.
19639 * config/x-hpux (host-hpux.o): Update.
19640 * config/x-darwin (host-darwin.o): Update.
19641 * config/v850/t-v850e (v850-c.o): Update.
19642 * config/v850/t-v850 (v850-c.o): Update.
19643 * config/t-vxworks (vxworks.o): Update.
19644 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19645 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19646 * config/spu/t-spu-elf (spu-c.o): Update.
19648 * config/sh/t-symbian (sh-c.o): Update.
19649 (symbian.o): Update.
19650 * config/sh/t-sh (sh-c.o): Update.
19651 * config/score/t-score-elf (score7.o, score3.o): Update.
19652 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19653 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19654 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19655 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19656 (rs6000.o): Remove.
19657 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19658 * config/m32c/t-m32c (m32c-pragma.o): Update.
19659 * config/ia64/t-ia64 (ia64-c.o): Update.
19660 * config/i386/x-mingw32 (host-mingw32.o): Update.
19661 * config/i386/x-i386 (driver-i386.o): Update.
19662 * config/i386/x-darwin (host-i386-darwin.o): Update.
19663 * config/i386/x-cygwin (host-cygwin.o): Update.
19664 * config/i386/t-nwld (nwld.o): Update.
19665 * config/i386/t-netware (netware.o): Update.
19666 * config/i386/t-interix (winnt.o): Update.
19667 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19668 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19669 msformat-c.o): Update.
19670 * config/bfin/t-bfin-linux (generated_files): Add
19671 linux-sysroot-suffix.h.
19672 * config/arm/t-wince-pe (pe.o): Update.
19673 * config/arm/t-strongarm-pe (pe.o): Update.
19674 * config/arm/t-pe (pe.o): Update.
19675 * config/arm/t-arm (arm-c.o): Update.
19676 * doc/install.texi (Prerequisites): Require make 3.80.
19677 * Makefile.in: Remove .o targets.
19678 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19679 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19680 (simple_generated_h, simple_generated_c): Move earlier.
19681 (generated_files): New variable.
19682 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19683 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19684 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19685 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19686 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19687 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19688 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19689 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19690 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19691 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19692 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19693 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19695 (COMPILE.base, COMPILE): New variables.
19696 (%.o): New pattern rule.
19697 (ALL_HOST_OBJS): New variable.
19698 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19699 (dummy-checksum.o, cc1-checksum.o): Remove.
19700 (DRIVER_SHLIB): New variable.
19701 (DRIVER_DEFINES): Use it.
19702 (gencondmd.c): Move out of build/.
19703 (s-conditions): Update.
19704 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19705 (ALL_BUILD_OBJS): Likewise.
19706 (build/%.o): Use BUILDCOMPILE.
19707 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19708 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19709 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19710 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19711 build/genconfig.o, build/genconstants.o, build/genemit.o,
19712 build/genextract.o, build/genflags.o, build/genmddeps.o,
19713 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19714 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19715 build/gen-protos.o, build/scan.o, build/fix-header.o,
19716 build/scan-decls.o): Simplify.
19717 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19718 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19719 prefix.o, toplev.o): Reduce to variable setting.
19720 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19721 ($(out_object_file), gcc-options.o): New targets.
19722 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19723 * configure: Rebuilt.
19724 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19725 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19727 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19729 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19730 complain when we hit an error, return ERROR_MARK_NODE.
19732 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19734 * config/sh/constraints.md (Pso, Psz): New constraints.
19735 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19736 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19738 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19740 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19741 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19743 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19745 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19746 (prefetch_sh2a): New.
19748 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19749 Naveen.H.S <naveen.hs@kpitcummins.com>
19751 * config/sh/constraints.md (I28): New constraint.
19752 * config/sh/sh.c (broken_move): Add support for movi20s.
19753 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19755 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19756 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19757 Naveen.H.S <naveen.hs@kpitcummins.com>
19759 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19760 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19761 (print_operand): Handle resbank in %@ operand code.
19762 (sh_encode_section_info): New.
19763 (push_regs): Add conditions for resbank.
19764 (sh_expand_epilogue): Likewise.
19765 (sh_insert_attributes): Likewise.
19766 (sh_attribute_table): Likewise.
19767 (sh_handle_resbank_handler_attribute): New.
19768 (sh2a_handle_function_vector_handler_attribute): New.
19769 (sh2a_is_function_vector_call): New.
19770 (sh2a_get_function_vector_number): New.
19771 (sh2a_function_vector_p): New.
19772 (sh_cfun_resbank_handler_p): New.
19773 * config/sh/sh.md (calli): Emit jsr/n if possible.
19774 (calli_tbr_rel): New.
19775 (calli_pcrel): Emit jsr/n if possible.
19776 (return_i): Emit rts/n if possible.
19777 (call_valuei_tbr_rel): New.
19778 (call_valuei_pcrel): Add condition for SH2A target.
19779 (call_value): Likewise.
19780 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19781 (sh2a_get_function_vector_number): Likewise.
19782 (sh2a_is_function_vector_call): Likewise.
19783 * doc/extend.texi: Document TBR relative addressing of SH2A.
19784 (resbank): Add description for SH2A.
19786 2008-03-24 Richard Guenther <rguenther@suse.de>
19789 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19790 pointer assignments change conversions according to middle-end rules.
19791 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19792 * configure.ac: Include type checking in yes.
19793 * configure: Regenerate.
19795 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19797 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19798 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19800 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19802 * gthr-vxworks.h (UNUSED): Define.
19804 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19806 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19808 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19810 * doc/extend.texi (Function Attributes): Add missing comma in the
19811 example of the "alloc_size" attribute.
19813 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19816 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19818 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19821 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19824 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19825 of the underlying type of a MS bitfield layout to the natural
19826 alignment of the type.
19828 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19830 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19831 to their natural alignment to avoid store forwarding stalls.
19833 2008-03-22 Richard Guenther <rguenther@suse.de>
19835 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19836 For PHI nodes verify the address is invariant.
19837 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19838 (get_symbol_constant_value): Use is_gimple_min_invariant.
19839 (maybe_fold_stmt_indirect): Likewise.
19841 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19843 PR rtl-optimization/33927
19844 * Makefile.in (dse.o): Depend on $(TM_P_H).
19845 * expr.h (extract_low_bits): Declare.
19846 * expmed.c (extract_low_bits): New function.
19847 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19848 * dse.c: Include tm_p.h.
19849 (find_shift_sequence): Remove the read_reg argument and return the
19850 read value. Emit the instructions instead of returning them.
19851 Iterate on new_mode rather than calculating it each time.
19852 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19853 source to NEW_MODE and extract_low_bits to convert the shifted
19854 value to READ_MODE.
19855 (replace_read): Allow the load and store to have different mode
19856 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19857 or extraction instructions before trying the replacement. Update
19858 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19860 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19862 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19863 to their natural alignment to avoid store forwarding stalls.
19865 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19868 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19869 encouraging but not allowing gprs for input;
19870 change the input constraint to !f#r.
19871 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19873 change the output constraint to !f#r.
19875 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19878 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19879 corresponding post-reload splitters.
19880 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19881 when x87 FP math is selected.
19882 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19883 New function prototype.
19884 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19885 unreachable function to ease macroization of insn patterns.
19887 2008-03-21 Martin Jambor <mjambor@suse.cz>
19889 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19890 reference dumps if ddr is NULL or dependence is unknown.
19892 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19894 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19895 unsigned extension into account.
19896 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19897 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19898 Do computations on a scratch register.
19900 2008-03-21 Richard Guenther <rguenther@suse.de>
19902 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19903 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19904 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19905 * tree-ssa-dom.c (record_equality): Likewise.
19906 * tree-inline.c (copy_body_r): Likewise.
19907 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19910 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19912 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19913 as 'delete_unused' argument.
19915 2008-03-20 Richard Guenther <rguenther@suse.de>
19917 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19918 special casing of constant qualifiers.
19919 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19920 care about them in general.
19921 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19922 regardless of their type.
19923 (fold_stmt_r): Forcefully fold *& if we end up with that.
19925 2008-03-20 Paul Brook <paul@codesourcery.com>
19927 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19928 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19930 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19932 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19933 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19935 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19937 * common.opt (Wmudflap): New option.
19938 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19939 (mx_register_decls): Likewise.
19940 (mudflap_finish_file): Likewise.
19941 * doc/invoke.texi: Document -Wno-mudflap.
19943 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19945 * c-format.c (replace_format_name_to_system_name): New.
19946 (cmp_attribs): New.
19947 (convert_format_name_to_system_name): New.
19948 (decode_format_attr): Add use of convert_format_name_to_system_name.
19949 (format_types_orig): Add gnu_ prefix to names.
19950 (check_format_info_main): Special treating of \0 escaped names for
19951 supporting multi-character format specifiers as I32, I64.
19952 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19953 (gnu_target_overrides_format_attributes): New.
19954 * c-format.h: Add structure target_ovr_attr to hold
19955 system specific formatter names.
19956 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19957 msformat-c.o file to c_target_objs and cxx_target_objs.
19958 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19959 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19960 (TARGET_N_FORMAT_TYPES): New.
19961 * config/i386/msformat-c.c: New.
19962 * config/i386/t-cygming: Add build rule for msformat-c.o.
19963 * doc/extend.texi: Add new format names gnu_* and ms_* and
19965 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19967 2008-03-20 Ira Rosen <irar@il.ibm.com>
19969 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19970 optimizations turned on under -O3.
19971 (ftree-vectorize): Add that the flag is turned on with -O3.
19973 2008-03-20 Ben Elliston <bje@au.ibm.com>
19975 * regmove.c (try_auto_increment): Fix spelling error in comment.
19976 * final.c (final_scan_insn): Likewise.
19978 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19981 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19982 allocator preferences for "y" and "r" class registers.
19983 ("*mov<mode>_internal"): Ditto.
19984 ("*movv2sf_internal_rex64"): Ditto.
19985 ("*movv2sf_internal"): Ditto.
19987 2008-03-19 Michael Matz <matz@suse.de>
19989 PR middle-end/35616
19990 * calls.c (expand_call): Check overlap of arguments with call
19991 address for sibcalls.
19993 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19996 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19997 of the underlying type of a MS bitfield layout to the natural
19998 alignment of the type.
20000 2008-03-19 Jan Hubicka <jh@suse.cz>
20003 * toplev.c (decode_d_option): Handle all CPP flags.
20004 * tree-vrp.c: Update tree_pass descriptors.
20005 * regrename.c: Update tree_pass descriptors.
20006 * fwprop.c: Update tree_pass descriptors.
20007 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20008 * tree-into-ssa.c: Update tree_pass descriptors.
20009 * tree-dump.c: Update tree_pass descriptors.
20010 * tree-complex.c: Update tree_pass descriptors.
20011 * tree-dump.h: Update tree_pass descriptors.
20012 * see.c: Update tree_pass descriptors.
20013 * cgraphbuild.c: Update tree_pass descriptors.
20014 * tracer.c: Update tree_pass descriptors.
20015 * tree-loop-distribution.c: Update tree_pass descriptors.
20016 * cgraph.c: Update tree_pass descriptors.
20017 * postreload-gcse.c: Update tree_pass descriptors.
20018 * postreload.c: Update tree_pass descriptors.
20019 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20020 * tree-tailcall.c: Update tree_pass descriptors.
20021 * tree-pass.h (tree_opt_pass): Rename to ...
20022 (opt_pass) ... this one; add "type" field and remove letter field.
20023 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20024 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20025 all_lowering_passes): Update declaration.
20026 * ipa-cp.c: Update tree_pass descriptors.
20027 * final.c: Update tree_pass descriptors.
20028 * omp-low.c: Update tree_pass descriptors.
20029 * tree-ssa-dse.c: Update tree_pass descriptors.
20030 * ipa-reference.c: Update tree_pass descriptors.
20031 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20032 * auto-inc-dec.c: Update tree_pass descriptors.
20033 * reorg.c: Update tree_pass descriptors.
20034 * cgraphunit.c: Update tree_pass descriptors.
20035 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20036 * tree-ssa-ccp.c: Update tree_pass descriptors.
20037 * df-core.c: Update tree_pass descriptors.
20038 * mode-switching.c: Update tree_pass descriptors.
20039 * tree-nomudflap.c: Update tree_pass descriptors.
20040 * modulo-sched.c: Update tree_pass descriptors.
20041 * ipa-pure-const.c: Update tree_pass descriptors.
20042 * cse.c: Update tree_pass descriptors.
20043 * web.c: Update tree_pass descriptors.
20044 * tree-stdarg.c: Update tree_pass descriptors.
20045 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20046 * tree-ssa-dom.c: Update tree_pass descriptors.
20047 * tree-nrv.c: Update tree_pass descriptors.
20048 * tree-ssa-alias.c: Update tree_pass descriptors.
20049 * loop-init.c: Update tree_pass descriptors.
20050 * gimple-low.c: Update tree_pass descriptors.
20051 * ipa-inline.c: Update tree_pass descriptors.
20052 * tree-ssa-sink.c: Update tree_pass descriptors.
20053 * global.c: Update tree_pass descriptors.
20054 * ifcvt.c: Update tree_pass descriptors.
20055 * jump.c: Update tree_pass descriptors.
20056 * predict.c: Update tree_pass descriptors.
20057 * tree-ssa-loop.c: Update tree_pass descriptors.
20058 * recog.c: Update tree_pass descriptors.
20059 * dse.c: Update tree_pass descriptors.
20060 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20061 * tree-eh.c: Update tree_pass descriptors.
20062 * regmove.c: Update tree_pass descriptors.
20064 * function.c: Update tree_pass descriptors.
20065 * tree-vectorizer.c: Update tree_pass descriptors.
20066 * gcse.c: Update tree_pass descriptors.
20067 * ipa-type-escape.c: Update tree_pass descriptors.
20068 * tree-if-conv.c: Update tree_pass descriptors.
20069 * init-regs.c: Update tree_pass descriptors.
20070 * ipa.c: Update tree_pass descriptors.
20071 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20072 * rtl-factoring.c: Update tree_pass descriptors.
20073 * lower-subreg.c: Update tree_pass descriptors.
20074 * bt-load.c: Update tree_pass descriptors.
20075 * tree-dfa.c: Update tree_pass descriptors.
20076 * except.c: Update tree_pass descriptors.
20077 * emit-rtl.c: Update tree_pass descriptors.
20078 * cfgexpand.c: Update tree_pass descriptors.
20079 * tree-cfgcleanup.c: Update tree_pass descriptors.
20080 * cfgcleanup.c: Update tree_pass descriptors.
20081 * tree-ssa-pre.c: Update tree_pass descriptors.
20082 * tree-sra.c: Update tree_pass descriptors.
20083 * tree-mudflap.c: Update tree_pass descriptors.
20084 * tree-ssa-copy.c: Update tree_pass descriptors.
20085 * cfglayout.c: Update tree_pass descriptors.
20086 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20087 * tree-ssa-dce.c: Update tree_pass descriptors.
20088 * tree-ssa.c: Update tree_pass descriptors.
20089 * regclass.c: Update tree_pass descriptors.
20090 * integrate.c: Update tree_pass descriptors.
20091 * tree-optimize.c: Update tree_pass descriptors.
20092 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20093 * tree-object-size.c: Update tree_pass descriptors.
20094 * combine.c: Update tree_pass descriptors.
20095 * tree-outof-ssa.c: Update tree_pass descriptors.
20096 * bb-reorder.c: Update tree_pass descriptors.
20097 * stack-ptr-mod.c: Update tree_pass descriptors.
20098 * var-tracking.c: Update tree_pass descriptors.
20099 * tree-profile.c: Update tree_pass descriptors.
20100 * tree-vect-generic.c: Update tree_pass descriptors.
20101 * reg-stack.c: Update tree_pass descriptors.
20102 * sched-rgn.c: Update tree_pass descriptors.
20103 * tree-ssa-structalias.c: Update tree_pass descriptors.
20104 * tree-cfg.c: Update tree_pass descriptors.
20105 * passes.c (current_pass): Update declaration.
20106 (finish_optimization_passes): Update.
20107 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20108 (register_one_dump_file, register_dump_files_1, next_pass_1):
20110 (init_optimization_passes): Update handling of new types.
20111 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20112 * ipa-struct-reorg.c: Update tree_pass descriptors.
20113 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20114 * combine-stack-adj.c: Update tree_pass descriptors.
20115 * cfgrtl.c: Update tree_pass descriptors.
20116 * dce.c: Update tree_pass descriptors.
20117 * tree-ssanames.c: Update tree_pass descriptors.
20119 2008-03-19 Richard Guenther <rguenther@suse.de>
20121 PR middle-end/35609
20122 * tree-ssa.c (walk_data): New structure.
20123 (warn_uninitialized_var): If not always_executed warn with "maybe"
20125 (execute_early_warn_uninitialized): Compute post-dominators.
20126 Initialize always_executed before processing each basic block.
20128 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20131 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20132 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20134 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20136 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20138 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20140 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20142 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20143 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20144 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20145 target after ignore has been set, and move there also the commputation
20146 of subtarget and original_target.
20147 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20148 (LANG_HOOKS_INITIALIZER): Remove it.
20149 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20151 2008-03-18 Richard Guenther <rguenther@suse.de>
20153 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20154 found an expression with constants, note that in the VN for the lhs.
20155 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20156 fold them to constants if possible. Run cleanup_cfg if done so.
20157 (execute_pre): Return todo.
20158 (do_pre): Likewise.
20159 (execute_fre): Likewise.
20160 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20162 (get_prop_source_stmt): Look through pointer conversions.
20164 2008-03-18 Jan Hubicka <jh@suse.cz>
20166 * tree-pretty-print.c: Include predict.h.
20167 (dump_generic_node): Dump predictor.
20168 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20169 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20170 * gimple-low.c (lower_stmt): Likewise.
20171 * expr.c (expand_expr_real): Likewise.
20172 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20174 (build_predict_expr, build_predict_expr): New.
20175 * predict.h (predictor_name, build_predict_expr): Update.
20176 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20177 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20178 * predict.def (PRED_CONTINUE): Update hitrate.
20179 * tree.def (PREDICT_EXPR): Define.
20180 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20181 do not handle BIND_EXPR.
20182 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20183 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20184 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20187 2008-03-18 Michael Matz <matz@suse.de>
20189 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20191 2008-03-18 Richard Guenther <rguenther@suse.de>
20193 * tree-gimple.h (is_gimple_invariant_address): Declare.
20194 (is_gimple_constant): Likewise.
20195 * tree-gimple.c (is_gimple_constant): New function.
20196 (is_gimple_invariant_address): Likewise.
20197 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20198 and is_gimple_invariant_address.
20199 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20201 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20202 an addressable base.
20204 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20206 PR middle-end/35611
20207 * gimplify.c (gimplify_expr): Gimplify second operand of
20210 2008-03-17 Richard Guenther <rguenther@suse.de>
20212 PR tree-optimization/19637
20213 * fold-const.c (fold_unary): Remove restrictions of removing
20214 intermediate pointer-conversions (P2)(P1)P0.
20215 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20216 conversion to void pointer.
20217 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20219 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20222 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20223 emulated thread local variables.
20225 2008-03-16 Richard Guenther <rguenther@suse.de>
20227 PR middle-end/35607
20228 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20229 expand TREE_INVARIANT operations that are not gimple invariant.
20231 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20233 * doc/extend.texi (Alignment): Say that the ABI controls
20234 the __alignof__ for non-strict-alignment targets rather
20235 than being a recommendation.
20237 2008-03-15 Paul Brook <paul@codesourcery.com>
20239 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20241 (arm_output_fn_unwind): Mark functions that can not be unwound.
20243 2008-03-15 Paul Brook <paul@codesourcery.com>
20245 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20246 extension instructions.
20248 2008-03-15 Richard Guenther <rguenther@suse.de>
20250 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20251 and fold constant aggregate refs.
20252 (fold_const_aggregate_ref): Handle string constants
20253 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20254 (evaluate_stmt): Simplify now that ccp_fold folds constant
20257 2008-03-15 Paul Brook <paul@codesourcery.com>
20259 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20260 (extzv): Use gen_extzv_t2.
20261 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20263 2008-03-15 Richard Guenther <rguenther@suse.de>
20265 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20266 (fold_const_aggregate_ref): Likewise.
20267 (get_value): Return NULL if we don't have any values.
20268 (ccp_finalize): Set const_val to NULL after freeing it.
20269 * tree-flow.h (get_symbol_constant_value): Declare.
20270 (fold_const_aggregate_ref): Likewise.
20271 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20273 2008-03-15 Richard Guenther <rguenther@suse.de>
20275 PR middle-end/35593
20276 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20277 to not produce negative array indices if not allowed. Add
20278 parameter to indicate that.
20279 (maybe_fold_offset_to_component_ref): Allow negative array
20280 indices only for the first member of a structure.
20281 (maybe_fold_offset_to_reference): Allow negative array indices.
20282 (maybe_fold_stmt_addition): Likewise.
20284 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20285 Anatoly Sokolov <aesok@post.ru>
20287 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20288 (avr_arch): Add ARCH_AVR6.
20289 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20290 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20291 instead of fixed value 2.
20292 (print_operand_address): Use gs() asm specifier instead of pm().
20293 (avr_assemble_integer): (Ditto.).
20294 (avr_output_addr_vec_elt): (Ditto.).
20295 (print_operand): Handle "!" code.
20296 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20297 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20298 (AVR_HAVE_EIJMP_EICALL): Define.
20299 (AVR_3_BYTE_PC): Redefine.
20300 (AVR_2_BYTE_PC): (Ditto.).
20301 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20302 (LINK_SPEC): Add atmega2560 and atmega2561.
20303 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20305 * config/avr/avr.md (call_insn): Use eicall instead of icall
20306 for 3 byte PC devices.
20307 (call_value_insn): (Ditto.).
20308 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20309 (indirect_jump): Use only for for 2 byte PC devices.
20310 (*tablejump): (Ditto.).
20311 (*indirect_jump_avr6): Add insn.
20312 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20313 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20314 instead of ijmp for 3 byte PC devices.
20315 (__tablejump2__): (Ditto.).
20316 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20317 (MULITLIB_DIRNAMES): (Ditto.).
20318 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20320 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20322 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20323 "sse2_umulsidi3". Use V1DI mode for operand 0.
20324 ("mmx_psadbw"): Use V1DI mode for operand 0.
20325 * config/i386/i386-modes.def (V1SI): New vector mode.
20326 * config/i386/i386.c (struct builtin_description)
20327 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20328 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20329 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20330 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20331 v1di_ftype_v8qi_v8qi type.
20332 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20334 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20335 __builtin_ia32_pmuludq]: Fix the mode of return value.
20337 2008-03-15 Richard Guenther <rguenther@suse.de>
20339 PR middle-end/35595
20340 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20343 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20345 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20346 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20347 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20348 unless TARGET_SERIALIZE_VOLATILE is enabled.
20349 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20350 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20351 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20353 2008-03-14 Richard Guenther <rguenther@suse.de>
20355 PR tree-optimization/34172
20356 * tree-flow.h (refs_may_alias_p): Declare.
20357 (get_single_def_stmt): Likewise.
20358 (get_single_def_stmt_from_phi): Likewise.
20359 (get_single_def_stmt_with_phi): Likewise.
20360 * tree-dfa.c (refs_may_alias_p): New function.
20361 (get_single_def_stmt): Likewise.
20362 (get_single_def_stmt_from_phi): Likewise.
20363 (get_single_def_stmt_with_phi): Likewise.
20364 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20365 (vn_reference_lookup_1): New helper function.
20366 (vn_reference_lookup): Walk the virtual use-def chain to
20367 continue searching for a match if the def does not alias the
20368 reference we are looking for.
20370 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20372 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20373 archive and Perzl. Update The Written Word listing.
20375 2008-03-14 Richard Guenther <rguenther@suse.de>
20377 PR tree-optimization/34043
20378 PR tree-optimization/33989
20379 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20381 (bitmap_find_leader): Use extra argument to verify dominance
20382 relationship inside a basic-block.
20383 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20384 (find_leader_in_sets): Adjust.
20385 (create_component_ref_by_pieces): Take extra argument for
20386 dominance check, handle lookup failures.
20387 (find_or_generate_expression): Likewise.
20388 (create_expression_by_pieces): Likewise.
20389 (insert_into_preds_of_block): Adjust.
20390 (create_value_expr_from): If asked for, verify all operands
20391 are in the blocks AVAIL_OUT set.
20392 (make_values_for_stmt): Check for SSA_NAMEs that are life
20393 over an abnormal edge.
20394 (compute_avail): Remove such check.
20395 (do_SCCVN_insertion): New function.
20396 (eliminate): If we do not find a leader suitable for replacement
20397 insert a replacement expression from SCCVN if available.
20398 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20399 (struct vn_ssa_aux): Add needs_insertion flag.
20400 * tree-ssa-sccvn.c (may_insert): New global flag.
20401 (copy_reference_ops_from_ref): Value-number union member access
20402 based on its size, not type and member if insertion is allowed.
20403 (visit_reference_op_load): For a weak match from union type
20404 punning lookup a view-converted value and insert a SSA_NAME
20405 for that value if that is not found.
20406 (visit_use): Make dumps shorter. Do not disallow value numbering
20407 SSA_NAMEs that are life over an abnormal edge to constants.
20408 (free_scc_vn): Release inserted SSA_NAMEs.
20409 (run_scc_vn): New flag to specify whether insertion is allowed.
20410 Process SSA_NAMEs in forward order.
20411 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20412 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20413 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20414 pointer type to/from integral types that do not change the
20415 precision to regular conversions.
20417 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20419 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20420 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20421 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20422 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20423 input arguments and the mode of return value. Built-in functions
20424 that operate on whole 64-bit MMX register now use V1DI mode.
20426 2008-03-13 Alon Dayan <alond@il.ibm.com>
20427 Olga Golovanevsky <olga@il.ibm.com>
20429 PR tree-optimization/35041
20430 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20431 to locate the right position in a statement.
20433 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20437 * config/i386/xmmintrin.h: Change all static inline functions to
20438 extern inline and add __gnu_inline__ attribute.
20439 * config/i386/bmintrin.h: Ditto.
20440 * config/i386/smmintrin.h: Ditto.
20441 * config/i386/tmmintrin.h: Ditto.
20442 * config/i386/mmintrin-common.h: Ditto.
20443 * config/i386/ammintrin.h: Ditto.
20444 * config/i386/emmintrin.h: Ditto.
20445 * config/i386/pmmintrin.h: Ditto.
20446 * config/i386/mmintrin.h: Ditto.
20447 * config/i386/mm3dnow.h: Ditto.
20449 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20451 PR middle-end/35185
20452 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20453 (lower_omp_2): New function.
20454 (lower_omp_1, lower_omp): Rewritten.
20456 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20459 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20460 with the phrase "Microsoft Windows compilers".
20461 (Push/Pop Macro Pragmas): New subsection. Document
20462 #pragma push_macro and pragma pop_macro.
20464 2008-03-12 Paul Brook <paul@codesourcery.com>
20466 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20468 2008-03-12 Paul Brook <paul@codesourcery.com>
20470 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20471 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20472 (thumb2_addsi_shortim): Rename ...
20473 (thumb2_addsi_short): ... to this. Allow register operands.
20474 (thumb2_subsi_short): New pattern.
20475 (thumb2_one_cmplsi2_short,
20476 thumb2_negsi2_short): New patterns and peepholes.
20478 2008-03-12 Paul Brook <paul@codesourcery.com>
20480 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20482 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20484 * config/i386/i386.md (int_cond): New code iterator.
20486 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20487 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20488 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20489 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20490 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20491 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20492 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20493 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20495 2008-03-12 Paul Brook <paul@codesourcery.com>
20497 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20498 instead of {arm,thumb}_compute_save_reg_mask.
20499 (output_return_instruction): Ditto.
20500 (thumb_unexpanded_epilogue): Ditto.
20501 (thumb1_expand_prologue): Ditto.
20502 (thumb1_output_function_prologue): Ditto.
20503 (arm_set_return_address): Ditto.
20504 (thumb_set_return_address): Ditto.
20505 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20506 regs to achieve stack alignment.
20507 (thumb1_compute_save_reg_mask): Fix compiler warning.
20508 (arm_output_epilogue): Use offsets->saved_regs_mask.
20509 Adjust stack pointer by poping call clobered registers.
20510 (arm_expand_prologue): Use offsets->saved_regs_mask.
20511 Adjust stack pointer by pushing extra registers.
20512 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20514 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20517 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20518 conversion to the operands of a multiplication.
20520 2008-03-12 Richard Guenther <rguenther@suse.de>
20522 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20523 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20524 * timevar.def (TV_TREE_PHIPROP): Add.
20525 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20526 pass description. Use TV_TREE_PHIPROP.
20527 * tree-ssa-forwprop.c: Remove phiprop code.
20529 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20531 PR middle-end/35549
20532 * omp-low.c (maybe_lookup_decl): Constify first argument.
20533 (use_pointer_for_field): Change last argument from bool to
20534 omp_context *. Disallow shared copy-in/out in nested
20535 parallel if decl is shared in outer parallel too.
20536 (build_outer_var_ref, scan_sharing_clauses,
20537 lower_rec_input_clauses, lower_copyprivate_clauses,
20538 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20540 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20541 Ira Rosen <irar@il.ibm.com>
20543 * tree-vectorizer.c (free_stmt_vec_info): New function.
20544 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20545 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20546 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20547 * tree-vect-transform.c (vectorizable_conversion): Free
20548 vec_oprnds0 if it was allocated.
20549 (vect_permute_store_chain): Remove unused VECs.
20550 (vectorizable_store): Free VECs that are allocated in the..
20552 (vect_transform_strided_load, vectorizable_load): Likewise.
20553 (vect_remove_stores): Simplify the code.
20554 (vect_transform_loop): Move code to vect_remove_stores().
20555 Call vect_remove_stores() and free_stmt_vec_info().
20557 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20559 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20560 TARGET_HPUX. Revise comment.
20561 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20562 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20563 Use sr4 variant of `be' instruction when not generating PIC code.
20564 (attr_length_call): Adjust for above change.
20566 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20568 * ipa-reference.c (static_execute): Remove module_statics_const and
20569 associated setting code.
20571 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20574 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20575 predicate for operand 1.
20576 (paritysi2_cmp): Use register_operand predicate for operand 2.
20577 Use earlyclobber modifier for operand 1. Remove support for
20579 (paritydi2_cmp): Use register_operand predicate for operand 3.
20580 Use earlyclobber modifier for operand 1. Remove support for
20583 2008-03-11 Paul Brook <paul@codesourcery.com>
20584 Vladimir Prus <vladimir@codesourcery.com>
20586 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20587 (arm_compute_save_reg0_reg12_mask): Always
20588 check if register 11 must be saved. Always safe hard frame pointer
20589 when frame_pointer_needeed.
20590 (arm_compute_save_reg_mask): Save IP and PC
20591 only with apcs frames.
20592 (arm_output_epilogue): Adjust Thumb2 codepath to
20593 be also invoked and work for ARM non-apcs frames.
20594 (arm_expand_prologue): Don't bother saving IP
20595 for non-apcs frame, since it's not clobbered by
20596 prologue code. Implement non-apcs frame
20599 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20601 PR rtl-optimization/35281
20602 * expr.c (convert_move): Use a new pseudo for the intermediate
20603 from_mode->word_mode result.
20605 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20607 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20608 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20609 * toplev.c (compile_file): Don't call it.
20611 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20613 PR middle-end/35526
20614 * expr.c (store_expr): Call emit_block_move if the mode
20615 of "temp" RTX is BLKmode.
20617 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20618 Richard Guenther <rguenther@suse.de>
20620 PR tree-optimization/31358
20621 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20622 the step with a NULL_TREE.
20623 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20624 to sizetype if type is a pointer type.
20625 (add_candidate_1): Don't convert the base and step to
20626 the generic type if the orginal type is a pointer type.
20627 (add_iv_value_candidates): Use sizetype for the step
20628 if type is a pointer type.
20629 (cand_value_at): Likewise.
20630 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20632 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20633 Don't convert the tem affine to the type.
20634 (add_elt_to_tree): Use sizetype for the step if a pointer.
20635 Use POINTER_PLUS_EXPR for pointers.
20636 (aff_combination_to_tree): Use sizetype for the step if a
20639 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20641 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20642 Remove commutativity hint.
20644 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20648 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20649 errorneous type. Check that v is a VAR_DECL.
20651 PR middle-end/35099
20652 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20654 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20656 PR tree-optimization/35494
20657 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20658 may be overriden at link and run time.
20660 2008-03-10 Richard Guenther <rguenther@suse.de>
20662 PR tree-optimization/34677
20663 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20664 (poolify_tree): Likewise.
20665 (modify_expr_template): Likewise.
20666 (poolify_modify_stmt): Likewise.
20667 (insert_fake_stores): Handle all component-ref style stores
20668 in addition to INDIRECT_REF. Also handle complex types.
20669 Do not poolify the inserted load.
20670 (realify_fake_stores): Do not rebuild the tree but only
20671 make it a SSA_NAME copy.
20672 (init_pre): Remove initialzation of modify_expr_template.
20673 Do not allocate modify_expr_node_pool.
20674 (fini_pre): Do not free modify_expr_node_pool.
20676 2008-03-10 Paul Brook <paul@codesourcery.com>
20678 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20679 to avoid conflicts.
20681 2008-03-10 Paul Brook <paul@codesourcery.com>
20682 Mark Shinwell <shinwell@codesourcery.com>
20684 * config/arm/cortex-r4.md: New.
20685 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20687 * config/arm/arm.md: Include cortex-r4.md.
20688 (insn): Add smmls, sdiv and udiv values.
20689 (generic_sched): Don't use generic scheduling for Cortex-R4.
20690 (arm_issue_rate): New function.
20691 (TARGET_SCHED_ISSUE_RATE): Define.
20693 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20695 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20697 2008-03-10 Richard Guenther <rguenther@suse.de>
20699 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20700 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20702 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20704 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20705 Set default to true.
20707 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20709 * c.opt (Wsynth): Deprecate.
20710 * doc/invoke.texi (Option Summary, Warning Options): Document
20711 -Wno-format-contains-nul.
20713 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20716 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20717 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20719 2008-03-09 Ira Rosen <irar@il.ibm.com>
20721 * config/rs6000/rs6000.c (builtin_description): Rename vector
20722 left shift operations.
20723 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20724 (altivec_vsl<VI_char>): Rename to ...
20725 (ashl<mode>3): ... new name.
20726 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20728 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20730 2008-03-08 Richard Guenther <rguenther@suse.de>
20732 * coverage.h (tree_coverage_counter_addr): Declare.
20733 * coverage.c (tree_coverage_counter_addr): New function.
20734 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20735 before using again.
20736 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20737 (tree_gen_one_value_profiler): Likewise.
20738 (tree_gen_ic_profiler): Likewise.
20739 (tree_gen_average_profiler): Likewise.
20740 (tree_gen_ior_profiler): Likewise.
20742 2008-03-08 Richard Guenther <rguenther@suse.de>
20744 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20745 (vn_binary_op_insert): Likewise.
20746 (vn_unary_op_lookup): Likewise.
20747 (vn_unary_op_insert): Likewise.
20748 (vn_nary_op_lookup): Declare.
20749 (vn_nary_op_insert): Likewise.
20750 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20751 and binary hashes, use a single obstack for unary_op_pool
20752 and binary_op_pool.
20753 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20754 a single struct vn_nary_op_s. Store tree code length and
20755 a variable number of operands.
20756 (struct vn_reference_op_struct): Remove unused op2.
20757 (vn_reference_op_eq): Do not compare op2.
20758 (vn_reference_op_compute_hash): Do not compute hash of op2.
20759 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20760 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20761 with vn_nary_op_compute_hash.
20762 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20763 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20765 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20767 (visit_unary_op): Call nary functions.
20768 (visit_binary_op): Likewise.
20769 (process_scc): Adjust for struct vn_tables_s changes.
20770 (allocate_vn_table): Likewise.
20771 (free_vn_table): Likewise.
20772 * tree-vn.c (vn_add): Call nary functions.
20773 (vn_lookup): Likewise.
20775 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20778 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20779 wdst back after sync_compare_and_swapqhi_internal.
20781 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20784 * config/i386/i386-modes.def (V1DI): New vector mode.
20785 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20786 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20787 (MMXMODE248): Ditto.
20788 (MMXMODE): Add V1DI mode.
20789 (mmxvecsize): Change DI mode to V1DI mode.
20790 ("mov<mode>): Use MMXMODEI8 mode iterator.
20791 ("*mov<mode>_internal_rex64"): Ditto.
20792 ("*mov<mode>_internal"): Ditto.
20793 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20794 ("mmx_sub<mode>3"): Ditto.
20795 ("mmx_adddi3"): Remove insn pattern.
20796 ("mmx_subdi3"): Ditto.
20797 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20798 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20799 ("mmx_ashl<mode>3"): Ditto.
20800 ("mmx_lshrdi3"): Remove insn pattern.
20801 ("mmx_ashldi3"): Ditto.
20802 * config/i386/i386.c (classify_argument): Handle V1DImode.
20803 (function_arg_advance_32): Ditto.
20804 (function_arg_32): Ditto.
20805 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20806 mmx_addv1di3 insn pattern.
20807 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20808 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20809 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20810 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20811 Remove definitions of built-in functions.
20812 (V1DI_type_node): New node.
20813 (v1di_ftype_v1di_int): Ditto.
20814 (v1di_ftype_v1di_v1di): Ditto.
20815 (v2si_ftype_v2si_si): Ditto.
20816 (v4hi_ftype_v4hi_di): Remove node.
20817 (v2si_ftype_v2si_di): Ditto.
20818 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20819 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20820 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20821 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20822 Add new builtins using def_builtin_const.
20823 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20824 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20825 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20826 * config/i386/mmintrin.h (__v1di): New typedef.
20827 (_mm_add_si64): Cast arguments to __v1di type.
20828 (_mm_sub_si64): Ditto.
20829 (_mm_sll_pi16): Cast __count to __v4hi type.
20830 (_mm_sll_pi32): Cast __count to __v2si type.
20831 (_mm_sll_si64): Cast arguments to __v1di type.
20832 (_mm_srl_pi16): Cast __count to __v4hi type.
20833 (_mm_srl_pi32): Cast __count to __v2si type.
20834 (_mm_srl_si64): Cast arguments to __v1di type.
20835 (_mm_sra_pi16): Cast __count to __v4hi type.
20836 (_mm_sra_pi32): Cast __count to __v2si type.
20837 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20838 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20839 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20840 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20841 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20842 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20843 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20844 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20845 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20846 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20847 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20848 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20850 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20852 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20854 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20857 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20858 reg+const addressing for Altivec modes. Don't generate reg+reg
20859 addressing for TFmode or TDmode quantities.
20861 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20863 * c-common.c (vector_types_convertible_p): Call langhook
20864 instead of comptypes.
20866 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20869 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20870 integral and scalar float variables which have a
20873 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20875 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20876 dwarf_register_span hook when emitting unwind information for
20877 register-to-memory saves.
20878 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20879 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20881 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20883 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20884 for the same VAR_DECL.
20886 2008-03-06 Tom Tromey <tromey@redhat.com>
20888 * treelang: Delete.
20889 * doc/standards.texi (Standards): Don't mention treelang.
20890 * doc/invoke.texi (Overall Options): Don't mention treelang.
20891 * doc/install.texi (Prerequisites): Don't mention bison or
20893 (Configuration): Don't mention treelang.
20894 (Building): Likewise.
20895 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20897 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20899 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20900 word-extractions out of a multi-word object.
20902 2008-03-06 Richard Guenther <rguenther@suse.de>
20904 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20905 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20906 result type and precision.
20907 * expr.c (get_inner_reference): Set unsignedp based on the result
20908 type of BIT_FIELD_REF.
20909 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20910 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20911 (try_instantiate_multiple_fields): Likewise. Use the correct type
20913 (sra_build_assignment): Likewise.
20914 (sra_build_elt_assignment): Likewise.
20915 (sra_explode_bitfield_assignment): Likewise.
20916 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20917 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20918 set BIT_FIELD_REF_UNSIGNED.
20919 (vectorizable_load): Likewise.
20921 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20923 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20926 2008-03-06 Richard Guenther <rguenther@suse.de>
20928 * alias.c (struct alias_set_entry): Move has_zero_child field
20929 to pack with alias_set.
20931 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20933 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20936 2008-03-05 Ian Lance Taylor <iant@google.com>
20938 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20940 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20942 * fwprop.c (update_df): Support width and offset parameters of
20944 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20945 global_conflicts): Change DF_REF_EXTRACT to either
20946 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20947 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20948 * df-scan.c (df_ref_record, df_defs_record,
20949 df_ref_create_structure, df_def_record_1, df_uses_record,
20950 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20951 df_bb_refs_collect, df_entry_block_defs_collect,
20952 df_exit_block_uses_collect): Support new width and offset fields.
20953 (ref_extract_pool): New storage pool.
20954 (df_free_ref): New function.
20955 (df_reg_chain_unlink, df_free_collection_rec,
20956 df_sort_and_compress_refs): Call df_free_ref.
20957 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20959 (df_ref_create_structure): Allocate df_ref_extract if offset and
20960 width fields are used.
20961 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20962 (df_uses_record): Get offset and width from ZERO_EXTRACT
20964 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20965 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20966 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20967 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20968 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20969 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20970 (df_ref_extract): New structure.
20971 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20972 (df_ref_create): Add width and offset parameters.
20974 2008-03-05 Richard Guenther <rguenther@suse.de>
20976 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20977 Use ranges_overlap_p.
20978 (offset_overlaps_with_access): Rename
20979 to ranges_overlap_p and move ...
20980 * tree-flow-inline.h (ranges_overlap_p): ... here.
20982 * tree.h (get_inner_reference, handled_component_p): Update
20985 * tree.h (record_component_aliases, get_alias_set,
20986 alias_sets_conflict_p, alias_sets_must_conflict_p,
20987 objects_must_conflict_p): Move declarations ...
20988 * alias.h (record_component_aliases, get_alias_set,
20989 alias_sets_conflict_p, alias_sets_must_conflict_p,
20990 objects_must_conflict_p): ... here.
20991 Include coretypes.h.
20992 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20994 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20996 * cfg.c: Include tree-flow.h.
20997 (remove_edge_raw): Call redirect_edge_var_map_clear.
20998 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20999 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21000 (redirect_edge_var_map_result): New.
21001 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21002 PENDING_STMT use with redirect_edge_var_map_*.
21003 * tree-ssa.c (edge_var_maps): New definition.
21004 (redirect_edge_var_map_add): New.
21005 (redirect_edge_var_map_clear): New.
21006 (redirect_edge_var_map_dup): New.
21007 (redirect_edge_var_map_vector): New.
21008 (redirect_edge_var_map_destroy): New.
21009 (ssa_redirect_edge): Replace PENDING_STMT use with
21010 redirect_edge_var_map_*.
21011 (flush_pending_stmts): Same.
21012 (delete_tree_ssa): Destroy edge var map.
21013 * tree-flow.h (struct _edge_var_map): New.
21014 Define edge_var_map vector type.
21015 Declare redirect_edge_var_map_* prototypes.
21016 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21017 * tree-cfg.c (reinstall_phi_args): Replace
21018 PENDING_STMT use with redirect_edge_var_map_*.
21020 2008-03-05 Richard Guenther <rguenther@suse.de>
21022 PR tree-optimization/35472
21023 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21024 whose single use_stmt has a overlapping set of loaded and
21025 stored symbols as that use_stmt might be a noop assignment then.
21027 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21029 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21031 2008-03-05 Richard Guenther <rguenther@suse.de>
21034 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21035 should be constants.
21036 * tree-cfg.c (verify_expr): Verify it.
21037 * fold-const.c (fold_truthop): Remove code generating
21038 BIT_FIELD_REFs of structure bases.
21039 (fold_binary): Likewise.
21040 (fold_ternary): Position and size of BIT_FIELD_REFs are
21041 always host integers.
21042 (make_bit_field_ref): Remove.
21043 (optimize_bit_field_compare): Remove.
21044 (all_ones_mask_p): Remove.
21046 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21049 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21050 (split_block_and_df_analyze): New. Split basic block and rebuild
21052 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21054 (split_pattern_seq): Likewise.
21055 (erase_matching_seqs): Likewise.
21056 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21058 2008-03-04 Geoff Keating <geoffk@apple.com>
21060 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21061 declaration and code.
21062 (tree_invalid_nonnegative_warnv_p): Likewise.
21064 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21066 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21067 examples. Truncate option-names then causing overfull hbox.
21069 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21072 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21074 * configure: Rebuilt.
21076 2008-03-04 Rafael EspÃndola <espindola@google.com>
21078 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21079 (tree_unary_nonnegative_warnv_p): New.
21080 (tree_binary_nonnegative_warnv_p): New.
21081 (tree_single_nonnegative_warnv_p): New.
21082 (tree_invalid_nonnegative_warnv_p): New.
21083 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21085 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21088 * opts.c (handle_option): Postpone 'unknown option' errors only for
21091 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21094 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21097 2008-03-04 Rafael EspÃndola <espindola@google.com>
21099 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21100 (tree_binary_nonzero_warnv_p): New.
21101 (tree_single_nonzero_warnv_p): New.
21102 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21104 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21106 PR middle-end/35456
21107 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21108 transformations for modes that have signed zeros.
21109 * ifcvt.c (noce_try_abs): Ditto.
21111 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21113 * config/i386/i386.c (override_options): Force
21114 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21116 2008-03-04 Jan Hubicka <jh@suse.cz>
21119 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21122 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21124 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21125 label to probe the stack.
21127 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21129 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21130 (__gthr_win32_mutex_destroy): Declare.
21131 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21132 __gthr_win32_mutex_destroy.
21133 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21135 2008-03-03 Jan Hubicka <jh@suse.cz>
21138 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21139 aggressive on inlining cold calls.
21141 2008-03-03 Richard Guenther <rguenther@suse.de>
21143 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21144 struct copies into the expression table.
21145 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21146 (try_to_simplify): Likewise.
21147 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21148 integral and pointer arguments which do not change the
21149 precision to NOP_EXPRs.
21150 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21151 VIEW_CONVERT_EXPR case.
21153 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21155 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21156 defined in a loop at depth 0 is invariant.
21157 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21158 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21159 be called at loop depth 0.
21161 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21164 * gcc.c (process_command): Update copyright notice dates.
21165 * gcov.c (print_version): Likewise.
21166 * gcov-dump.c (print_version): Likewise.
21167 * mips-tfile.c (main): Likewise.
21168 * mips-tdump.c (main): Likewise.
21170 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21173 * c-common.c (flag_permissive): Delete.
21174 (constant_expression_warnings): Check flags first.
21175 (constant_expression_error): New.
21176 * c-common.h (flag_permissive): Delete.
21177 (constant_expression_error): Declare.
21178 * flags.h (flag_permissive): Declare. Update description.
21179 * diagnostic.c (pedwarn): Update.
21181 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21182 (permissive_error_kind): New.
21183 * toplev.c (flag_permissive): Define. Update description.
21184 * toplev.h (permissive_error_kind): Declare.
21185 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21186 (pedwarn_c90): Use pedantic_warning_kind.
21187 * c-opts.c (c_common_post_options): flag_permissive does not affect
21188 flag_pedantic_errors.
21190 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21192 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21193 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21194 __absvsi2, __absvDI2): Use unsigned arithmetic.
21196 2008-03-02 Andi Kleen <ak@suse.de>
21197 Richard Guenther <rguenther@suse.de>
21199 * struct-equiv.c: Remove file.
21200 * cfg_cleanup.c (condjump_equiv_p): Remove.
21201 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21202 (struct-equiv.o): Remove rule.
21203 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21204 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21205 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21207 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21209 * ifcvt.c (noce_process_if_block): Try to handle only the then
21210 block if the else block exists but isn't suitable.
21212 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21215 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21216 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21217 regression from previous patch.
21219 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21222 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21224 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21225 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21226 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21227 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21228 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21229 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21230 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21231 (__gthread_mutex_destroy_function): Rename to
21232 __gthread_mutex_destroy.
21233 * gthr-dce.h (__gthread_mutex_destroy): Call
21234 pthread_mutex_destroy.
21235 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21236 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21237 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21239 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21241 * df-scan.c (df_ref_chain_change_bb): Simplify.
21242 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21243 set_block_for_insn if there's any change.
21244 * df.h ((df_insn_change_bb): Fix prototype.
21245 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21246 df_insn_change_bb, don't call set_block_for_insn.
21247 * emit-rtl.c (reorder_insns): Likewise.
21248 * haifa-sched.c (move_insn): Likewise.
21250 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21252 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21254 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21256 * tree-flow-inline.h (next_readonly_imm_use): Return
21257 NULL_USE_OPERAND_P after the end.
21259 2008-03-01 Richard Guenther <rguenther@suse.de>
21261 PR tree-optimization/35411
21262 * tree-sra.c (sra_build_assignment): Split conversion to
21263 final type to a separate statement if we are not assigning
21266 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21268 * fold-const.c (fold_convertible_p): Correct the logic to follow
21269 that in fold_convert().
21271 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21274 * tree-inline.c (build_duplicate_type): When we make a
21275 duplicate type, make it unique in the canonical types system.
21277 2008-02-29 Tom Tromey <tromey@redhat.com>
21279 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21280 input_file_stack_history, input_file_stack_restored): Remove.
21281 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21282 * input.h (struct file_stack): Remove.
21283 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21284 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21286 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21288 (diagnostic_last_module_changed): Add 'map' argument.
21289 (diagnostic_set_last_function): Likewise.
21290 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21291 line map, not input_file_stack.
21292 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21294 2008-02-29 Paul Brook <paul@codesourcery.com>
21296 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21298 2008-02-29 Paul Brook <paul@codesourcery.com>
21300 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21302 2008-02-29 Richard Guenther <rguenther@suse.de>
21304 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21306 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21307 value for comparing for a store match.
21308 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21309 (try_to_simplify): Do not do a full-blown reference lookup.
21311 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21313 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21314 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21316 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21318 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21320 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21321 strides against cache sizes.
21323 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21325 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21328 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21330 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21331 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21332 is smaller than the original promoted value.
21333 (simplify_subreg): If OP is a SUBREG, try to preserve its
21334 SUBREG_PROMOTED_VAR_P information.
21336 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21338 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21339 (VN_INFO_GET): Allocate new objects on the obstack.
21340 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21341 for rpo_numbers_temp, for consistency.
21342 (free_scc_vn): Free the obstack.
21344 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21346 * doc/invoke.texi: Document -ftree-loop-distribution.
21347 * tree-loop-distribution.c: New.
21348 * tree-pass.h (pass_loop_distribution): New.
21349 * graphds.h (struct graph): Add htab_t indices.
21350 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21351 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21352 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21353 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21354 * tree-data-ref.c (debug_data_dependence_relations): New.
21355 (dump_data_dependence_relation): Also print data references.
21356 (free_data_ref): Extern.
21357 (same_access_functions): Moved...
21358 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21359 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21360 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21361 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21362 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21363 (stmts_from_loop): Skip LABEL_EXPR.
21364 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21366 (build_rdg): Initialize rdg->indices htab.
21367 (free_rdg, stores_from_loop, ref_base_address,
21368 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21369 have_similar_memory_accesses_1, ref_base_address_1,
21370 remove_similar_memory_refs): New.
21371 * tree-data-ref.h: Depend on tree-chrec.h.
21372 (debug_data_dependence_relations, free_data_ref): Declared.
21373 (same_access_functions): ... here.
21374 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21376 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21377 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21378 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21379 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21380 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21381 rdg_vertex_for_stmt): Declared.
21382 (struct rdg_edge): Add level.
21384 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21385 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21387 (rdg_has_similar_memory_accesses): New.
21388 * tree-vect-analyze.c: Remove unused static decls.
21389 * lambda.h (dependence_level): New.
21390 * common.opt (ftree-loop-distribution): New.
21391 * tree-flow.h (mark_virtual_ops_in_bb,
21392 slpeel_tree_duplicate_loop_to_edge_cfg,
21393 rename_variables_in_loop): Declared.
21394 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21395 (OBJS-common): Add tree-loop-distribution.o.
21396 (tree-loop-distribution.o): New rule.
21397 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21398 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21399 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21401 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21404 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21405 other than structures and unions.
21407 2008-02-28 Richard Guenther <rguenther@suse.de>
21410 2008-02-26 Richard Guenther <rguenther@suse.de>
21412 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21413 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21414 (lookup_decl_from_uid): Declare.
21415 (remove_decl_from_map): Likewise.
21416 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21417 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21418 (decl_for_uid_map): New global hashtable mapping DECL_UID
21420 (init_ttree): Allocate it.
21421 (insert_decl_to_uid_decl_map): New helper function.
21422 (make_node_stat): Insert new decls into the map.
21423 (copy_node_stat): Likewise.
21424 (lookup_decl_from_uid): New function.
21425 (remove_decl_from_map): Likewise.
21426 (print_decl_for_uid_map_statistics): New helper.
21427 (dump_tree_statistics): Call it.
21429 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21430 (referenced_var_iterator): Adjust.
21431 (FOR_EACH_REFERENCED_VAR): Adjust.
21432 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21433 (num_referenced_vars): Adjust.
21434 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21435 (first_referenced_var): Remove.
21436 (end_referenced_vars_p): Likewise.
21437 (next_referenced_var): Likewise.
21438 (referenced_var_iterator_set): New helper function.
21439 * tree-dfa.c (referenced_var_lookup): Adjust.
21440 (referenced_var_check_and_insert): Likewise.
21441 (remove_referenced_var): Likewise.
21442 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21443 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21444 (verify_call_clobbering): Likewise.
21445 (verify_memory_partitions): Likewise.
21446 (init_tree_ssa): Allocate bitmap instead of hashtable for
21448 (delete_tree_ssa): Adjust.
21449 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21450 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21451 (compute_tag_properties): Likewise.
21452 (set_initial_properties): Likewise.
21453 (find_partition_for): Likewise.
21454 (update_reference_counts): Likewise.
21455 (dump_may_aliases_for): Likewise.
21456 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21457 (add_call_clobber_ops): Likewise.
21458 (add_call_read_ops): Likewise.
21459 (get_asm_expr_operands): Likewise.
21460 * tree-into-ssa.c (dump_decl_set): Likewise.
21461 (update_ssa): Likewise.
21462 * tree-sra.c (scan_function): Likewise.
21463 (decide_instantiations): Likewise.
21464 (scalarize_parms): Likewise.
21465 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21466 (dsa_named_for): Likewise.
21467 * tree-ssa-structalias.c (update_alias_info): Likewise.
21468 (merge_smts_into): Likewise.
21470 2008-02-27 David Daney <ddaney@avtrex.com>
21473 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21474 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21475 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21476 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21477 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21479 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21482 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21483 (BUILT_IN_NEXTTOWARD): Remove.
21484 (BUILT_IN_NEXTTOWARDF): Ditto.
21485 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21486 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21488 2008-02-27 Tom Tromey <tromey@redhat.com>
21490 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21491 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21493 2008-02-27 Jan Beulich <jbeulich@novell.com>
21495 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21496 update the respective field on newdecl.
21498 2008-02-27 Revital Eres <eres@il.ibm.com>
21500 PR rtl-optimization/34999
21501 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21502 crossing edges that ends with a call insn.
21503 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21504 call insn and clear the EDGE_CROSSING flag of the crossing edge
21505 when fixing fallthru edges.
21507 2008-02-27 Richard Guenther <rguenther@suse.de>
21509 PR middle-end/35390
21510 * fold-const.c (fold_unary): Return the correct argument,
21511 converted to the result type.
21513 2008-02-27 Richard Guenther <rguenther@suse.de>
21515 PR middle-end/34971
21516 * expr.c (expand_expr_real_1): Assert on rotates that operate
21518 * fold-const.c (fold_binary): Use the types precision, not the
21519 bitsize of the mode if folding rotate expressions. Build rotates
21520 only for full modes.
21522 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21524 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21525 and CPP_PRAGMA_EOL.
21526 * c-pragma.c (pragma_ns_name): New typedef.
21527 (registered_pp_pragmas): New variable.
21528 (c_pp_lookup_pragma): New function.
21529 (c_register_pragma_1): If flag_preprocess_only, do nothing
21530 for non-expanded pragmas, for expanded ones push pragma's
21531 namespace and name into registered_pp_pragmas vector.
21532 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21533 flag_preprocess_only, don't register GCC pch_preprocess
21534 pragma if flag_preprocess_only.
21535 * c-opts.c (c_common_init): Call init_pragma even if
21536 flag_preprocess_only.
21537 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21538 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21539 cpp_register_pragma if flag_preprocess_only.
21541 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21544 * c-parser.c (c_parser_translation_unit): Warn for empty
21545 translation unit, not empty source file.
21547 2008-02-26 Paul Brook <paul@codesourcery.com>
21549 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21550 operand for Thumb-2.
21551 * config/arm/arm.h (reg_class): Add CORE_REGS.
21552 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21553 (BASE_REG_CLASS): Use CORE_REGS.
21554 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21555 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21556 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21557 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21558 ARM_REGNO_OK_FOR_INDEX_P.
21559 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21560 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21561 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21562 (ldm/stm peepholes): Ditto.
21563 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21564 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21565 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21566 * config/arm/constraints.md: Enable "k" constraint on ARM.
21568 2008-02-27 Ben Elliston <bje@au.ibm.com>
21570 * config/rs6000/rs6000.c: Annotate cache line size field in all
21571 instances of struct processor_costs.
21573 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21575 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21576 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21577 jump_bypass): New counters.
21578 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21579 * dce.c (gate_ud_dce): Same.
21580 (gate_fast_dce): Same.
21581 * dse.c (gate_dse1): New function.
21582 (gate_dse2): New function.
21583 (gate_dse): Merge results of new gate functions.
21584 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21585 (gate_handle_jump_bypass): Add dbg_cnt.
21586 (gate_handle_gcse): Add dbg_cnt.
21587 * ifcvt.c (gate_handle_if_conversion): Same.
21588 (gate_handle_if_after_combine): Same.
21589 (gate_handle_if_after_reload): Same.
21590 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21592 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21594 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21596 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21598 2008-02-26 Jason Merrill <jason@redhat.com>
21601 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21602 alone if it's the naming decl for the type's main variant.
21604 2008-02-26 Tom Tromey <tromey@redhat.com>
21606 * system.h (USE_MAPPED_LOCATION): Poison.
21607 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21608 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21609 (make_goto_expr_edges): Likewise.
21610 (remove_bb): Likewise.
21611 (execute_warn_function_return): Likewise.
21612 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21614 * c-common.c (fname_decl): Remove old location code.
21615 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21617 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21619 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21620 (gen_rtx_ASM_INPUT): Likewise.
21621 (gen_rtx_ASM_INPUT_loc): Likewise.
21622 (get_rtx_asm_OPERANDS): Remove.
21623 * cfglayout.c (insn_locators_alloc): Remove old location code.
21624 (set_curr_insn_source_location): Likewise.
21625 (curr_insn_locator): Likewise.
21626 * print-tree.c (print_node): Remove old location code.
21627 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21628 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21629 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21630 location_from_locus.
21631 (construct_exit_block): Remove old location code.
21632 * emit-rtl.c (force_next_line_note): Remove old location code.
21633 * profile.c (branch_prob): Remove old location code.
21634 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21635 LOC_LINE): Remove old-location variants.
21636 * langhooks.c (lhd_print_error_function): Remove old location
21638 * configure, config.in: Rebuilt.
21639 * configure.ac (--enable-mapped-location): Remove.
21640 * c-decl.c (c_init_decl_processing): Remove old location code.
21641 (finish_function): Likewise.
21642 * recog.c (decode_asm_operands): Remove old location code.
21643 * c-pch.c (c_common_read_pch): Remove old location code.
21644 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21646 * gimple-low.c (lower_function_body): Remove old location code.
21647 * toplev.c (unknown_location): Remove.
21648 (push_srcloc): Remove old-location variant.
21649 (process_options): Remove old location code.
21650 (lang_dependent_init): Likewise.
21651 * input.h (UNKNOWN_LOCATION): Move definition.
21652 (location_t): Undeprecate.
21653 (source_locus): Remove.
21654 (location_from_locus): Remove.
21655 (struct location_s): Remove.
21656 Remove all old-location code.
21657 (input_line, input_filename): Remove.
21658 * final.c (final_scan_insn): Remove old location code.
21659 * diagnostic.c (diagnostic_build_prefix): Remove
21660 USE_MAPPED_LOCATION test.
21661 * tree.h (gimple_stmt) <locus>: Now a location_t.
21662 (tree_exp) <locus>: Likewise.
21663 (DECL_IS_BUILTIN): Remove old-location variant.
21664 (annotate_with_file_line, annotate_with_locus): Likewise.
21665 (expr_locus, set_expr_locus): Update.
21666 * tree.c (build1_stat): Remove old location code.
21667 (last_annotated_node): Remove.
21668 (annotate_with_file_line): Remove old-location variant.
21669 (annotate_with_locus): Likewise.
21670 (expr_location): Remove old location code.
21671 (set_expr_location): Likewise.
21672 (expr_has_location): Likewise.
21673 (expr_locus): Likewise.
21674 (set_expr_locus): Likewise.
21675 (expr_filename): Don't use location_from_locus.
21676 (expr_lineno): Likewise.
21677 * rtl-error.c (location_for_asm): Remove old location code.
21678 * c-lex.c (cb_line_change): Remove old location code.
21679 (fe_file_change): Likewise.
21680 (cb_def_pragma): Likewise.
21681 (c_lex_with_flags): Likewise.
21682 * gengtype.c (do_typedef): Don't special-case location types.
21683 (define_location_structures): Remove.
21684 (main): Don't call define_location_structures.
21685 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21688 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21691 * builtins.def (BUILT_IN_STDARG_START): Remove.
21692 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21693 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21694 * tree-inline.c (inline_forbidden_p_1): Likewise.
21696 2008-02-26 Richard Guenther <rguenther@suse.de>
21698 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21699 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21700 (lookup_decl_from_uid): Declare.
21701 (remove_decl_from_map): Likewise.
21702 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21703 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21704 (decl_for_uid_map): New global hashtable mapping DECL_UID
21706 (init_ttree): Allocate it.
21707 (insert_decl_to_uid_decl_map): New helper function.
21708 (make_node_stat): Insert new decls into the map.
21709 (copy_node_stat): Likewise.
21710 (lookup_decl_from_uid): New function.
21711 (remove_decl_from_map): Likewise.
21712 (print_decl_for_uid_map_statistics): New helper.
21713 (dump_tree_statistics): Call it.
21715 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21716 (referenced_var_iterator): Adjust.
21717 (FOR_EACH_REFERENCED_VAR): Adjust.
21718 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21719 (num_referenced_vars): Adjust.
21720 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21721 (first_referenced_var): Remove.
21722 (end_referenced_vars_p): Likewise.
21723 (next_referenced_var): Likewise.
21724 (referenced_var_iterator_set): New helper function.
21725 * tree-dfa.c (referenced_var_lookup): Adjust.
21726 (referenced_var_check_and_insert): Likewise.
21727 (remove_referenced_var): Likewise.
21728 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21729 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21730 (verify_call_clobbering): Likewise.
21731 (verify_memory_partitions): Likewise.
21732 (init_tree_ssa): Allocate bitmap instead of hashtable for
21734 (delete_tree_ssa): Adjust.
21735 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21736 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21737 (compute_tag_properties): Likewise.
21738 (set_initial_properties): Likewise.
21739 (find_partition_for): Likewise.
21740 (update_reference_counts): Likewise.
21741 (dump_may_aliases_for): Likewise.
21742 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21743 (add_call_clobber_ops): Likewise.
21744 (add_call_read_ops): Likewise.
21745 (get_asm_expr_operands): Likewise.
21746 * tree-into-ssa.c (dump_decl_set): Likewise.
21747 (update_ssa): Likewise.
21748 * tree-sra.c (scan_function): Likewise.
21749 (decide_instantiations): Likewise.
21750 (scalarize_parms): Likewise.
21751 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21752 (dsa_named_for): Likewise.
21753 * tree-ssa-structalias.c (update_alias_info): Likewise.
21754 (merge_smts_into): Likewise.
21756 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21759 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21760 * c-opts.c (c_common_handle_option): Wall enables
21761 Wvolatile-register-var.
21762 * common.opt: Move Wvolatile-register-var to...
21765 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21767 * common.opt (Wlarger-than=): New.
21768 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21770 * opts.c (common_handle_option): Handle -Wlarger-than=.
21771 * optc-gen.awk: Likewise.
21772 * opth-gen.awk: Likewise.
21773 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21774 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21776 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21778 * c-common.c (match_case_to_enum_1): Add appropriate
21779 OPT_W* parameter to warning.
21780 (c_do_switch_warnings): Likewise.
21781 * c-typeck.c (warning_init): Add one more parameter following
21782 'warning' function.
21783 (push_init_level): Update call to warning_init.
21784 (pop_init_level): Likewise.
21785 (add_pending_init): Likewise.
21786 (output_init_element: Likewise.
21788 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21791 * toplev.c (toplev_main): If there are warnings or error, print
21792 errors for ignored options.
21793 * opts.c (ignored_options): New static variable.
21794 (postpone_unknown_option_error): New.
21795 (print_ignored_options): New.
21796 (handle_option): Postpone errors for unknown -Wno-* options.
21797 * opts.h (print_ignored_options): Declare.
21799 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21801 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21804 2008-02-25 Richard Guenther <rguenther@suse.de>
21807 2008-02-25 Richard Guenther <rguenther@suse.de>
21809 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21810 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21811 (lookup_decl_from_uid): Declare.
21812 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21813 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21814 (decl_for_uid_map): New global hashtable mapping DECL_UID
21816 (init_ttree): Allocate it.
21817 (insert_decl_to_uid_decl_map): New helper function.
21818 (make_node_stat): Insert new decls into the map.
21819 (copy_node_stat): Likewise.
21820 (lookup_decl_from_uid): New function.
21821 (print_decl_for_uid_map_statistics): New helper.
21822 (dump_tree_statistics): Call it.
21824 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21825 (referenced_var_iterator): Adjust.
21826 (FOR_EACH_REFERENCED_VAR): Adjust.
21827 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21828 (num_referenced_vars): Adjust.
21829 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21830 (first_referenced_var): Remove.
21831 (end_referenced_vars_p): Likewise.
21832 (next_referenced_var): Likewise.
21833 (referenced_var_iterator_set): New helper function.
21834 * tree-dfa.c (referenced_var_lookup): Adjust.
21835 (referenced_var_check_and_insert): Likewise.
21836 (remove_referenced_var): Likewise.
21837 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21838 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21839 (verify_call_clobbering): Likewise.
21840 (verify_memory_partitions): Likewise.
21841 (init_tree_ssa): Allocate bitmap instead of hashtable for
21843 (delete_tree_ssa): Adjust.
21844 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21845 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21846 (compute_tag_properties): Likewise.
21847 (set_initial_properties): Likewise.
21848 (find_partition_for): Likewise.
21849 (update_reference_counts): Likewise.
21850 (dump_may_aliases_for): Likewise.
21851 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21852 (add_call_clobber_ops): Likewise.
21853 (add_call_read_ops): Likewise.
21854 (get_asm_expr_operands): Likewise.
21855 * tree-into-ssa.c (dump_decl_set): Likewise.
21856 (update_ssa): Likewise.
21857 * tree-sra.c (scan_function): Likewise.
21858 (decide_instantiations): Likewise.
21859 (scalarize_parms): Likewise.
21860 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21861 (dsa_named_for): Likewise.
21862 * tree-ssa-structalias.c (update_alias_info): Likewise.
21863 (merge_smts_into): Likewise.
21865 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21868 * doc/invoke.texi (-fcx-limited-range): Document new option.
21869 * toplev.c (process_options): Handle -fcx-fortran-rules.
21870 * common.opt: Add documentation for -fcx-fortran-rules.
21872 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21875 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21876 actual behaviour and C99.
21878 2008-02-26 Ben Elliston <bje@au.ibm.com>
21880 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21881 (ASM_CPU_POWER6_SPEC): Likewise.
21882 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21883 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21884 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21886 2008-02-25 Richard Guenther <rguenther@suse.de>
21888 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21889 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21890 (lookup_decl_from_uid): Declare.
21891 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21892 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21893 (decl_for_uid_map): New global hashtable mapping DECL_UID
21895 (init_ttree): Allocate it.
21896 (insert_decl_to_uid_decl_map): New helper function.
21897 (make_node_stat): Insert new decls into the map.
21898 (copy_node_stat): Likewise.
21899 (lookup_decl_from_uid): New function.
21900 (print_decl_for_uid_map_statistics): New helper.
21901 (dump_tree_statistics): Call it.
21903 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21904 (referenced_var_iterator): Adjust.
21905 (FOR_EACH_REFERENCED_VAR): Adjust.
21906 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21907 (num_referenced_vars): Adjust.
21908 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21909 (first_referenced_var): Remove.
21910 (end_referenced_vars_p): Likewise.
21911 (next_referenced_var): Likewise.
21912 (referenced_var_iterator_set): New helper function.
21913 * tree-dfa.c (referenced_var_lookup): Adjust.
21914 (referenced_var_check_and_insert): Likewise.
21915 (remove_referenced_var): Likewise.
21916 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21917 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21918 (verify_call_clobbering): Likewise.
21919 (verify_memory_partitions): Likewise.
21920 (init_tree_ssa): Allocate bitmap instead of hashtable for
21922 (delete_tree_ssa): Adjust.
21923 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21924 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21925 (compute_tag_properties): Likewise.
21926 (set_initial_properties): Likewise.
21927 (find_partition_for): Likewise.
21928 (update_reference_counts): Likewise.
21929 (dump_may_aliases_for): Likewise.
21930 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21931 (add_call_clobber_ops): Likewise.
21932 (add_call_read_ops): Likewise.
21933 (get_asm_expr_operands): Likewise.
21934 * tree-into-ssa.c (dump_decl_set): Likewise.
21935 (update_ssa): Likewise.
21936 * tree-sra.c (scan_function): Likewise.
21937 (decide_instantiations): Likewise.
21938 (scalarize_parms): Likewise.
21939 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21940 (dsa_named_for): Likewise.
21941 * tree-ssa-structalias.c (update_alias_info): Likewise.
21942 (merge_smts_into): Likewise.
21944 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21947 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21948 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21949 * alias.h (nonoverlapping_memrefs_p): Likewise.
21951 2008-02-25 Jan Beulich <jbeulich@novell.com>
21953 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21954 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21955 __emultls_get_address, __emultls_register_common,
21956 __floatundi?f, and _Unwind_GetIPInfo.
21957 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21958 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21959 (gen_regparm_prefix): Likewise.
21960 (i386_nlm_encode_section_info): Sync with
21961 config/i386/winnt.c:i386_pe_encode_section_info().
21962 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21963 i386_nlm_mangle_decl_assembler_name): New.
21964 (netware_override_options): New.
21965 * config/i386/netware.h (netware_override_options): Declare.
21966 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21967 (i386_nlm_mangle_decl_assembler_name): Declare.
21968 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21970 2008-02-25 Ben Elliston <bje@au.ibm.com>
21973 * c-decl.c (grokdeclarator): Remove unused local variables
21974 `typedef_type' and `type_as_written'.
21976 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21977 unused local variable `has_hot_blocks'.
21978 (fix_crossing_conditional_branches): Remove unused local variable
21981 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21983 PR middle-end/19984
21984 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21985 using DEF_C99_BUILTIN.
21986 (BUILT_IN_NANF): Ditto.
21987 (BUILT_IN_NANL): Ditto.
21989 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21990 Revital Eres <eres@il.ibm.com>
21992 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21993 regarding the order of two dependent insns in the same row.
21995 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21997 * stor-layout.c (layout_decl): Do not bump the alignment of a
21998 bit-field to more than byte alignment if it is packed.
22000 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22002 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22005 2008-02-24 Diego Novillo <dnovillo@google.com>
22007 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22010 * tree-vrp.c (vrp_evaluate_conditional): With
22011 -Wtype-limits, emit a warning when comparing against a
22012 constant outside the natural range of OP0's type.
22013 * c.opt (Wtype-limits): Move ...
22014 * common.opt (Wtype-limits): ... here.
22016 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22018 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22019 * config/rs6000/e300c2c3.md: New file.
22020 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22022 (rs6000_override_options): Add e300c2 and e300c3 cases to
22023 processor_target_table. Do not allow usage of Altivec or Spe
22024 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22025 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22026 * config/rs6000/rs6000.h (processor_type): Add
22027 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22028 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22029 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22030 and ppce300c3. Include e300c2c3.md.
22032 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22034 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22035 instead of TARGET_STRICT_ALIGN.
22037 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22039 * explow.c (memory_address): Assert that the generated address is
22042 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22045 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22046 * config/darwin-ppc-ldouble-patch.def: New file.
22047 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22048 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22049 SUBTARGET_INIT_BUILTINS if defined.
22050 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22053 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22056 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22057 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22059 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22062 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22063 file" warning condtional on -Winvalid-PCH.
22065 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22067 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22069 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22073 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22074 prevent reload from using MMX registers.
22075 (*mov<mode>_internal): Ditto.
22076 (*movv2sf_internal_rex64): Ditto.
22077 (*movv2sf_internal): Ditto.
22079 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22081 PR documentation/31569
22082 * doc/install.texi2html: Use makeinfo --no-number-sections.
22084 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22086 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22087 ensure that we can address an entire entity > 8 bytes. Don't
22088 generate reg+reg addressing for such data.
22090 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22092 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22093 strings when optimizing for size, unless the target cares about
22096 2008-02-22 Tom Tromey <tromey@redhat.com>
22098 * regclass.c (current_pass): Remove declaration.
22100 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22102 * config/avr/libgcc.S (__RAMPZ__): Define.
22103 (__do_copy_data): Add for devices with 128KB code memory.
22105 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22107 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22109 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22111 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22113 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22116 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22119 * c-typeck.c (build_binary_op): Warn about floating point
22120 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22122 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22125 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22126 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22128 (rs6000_override_options): Set altivec_abi as default, not override,
22129 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22130 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22131 is used; use new member spe_abi.
22132 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22133 spe_abi and altivec_abi.
22135 2008-02-22 Tomas Bily <tbily@suse.cz>
22137 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22139 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22142 * config.build (build_file_translate): Set to `CMD //c' only if
22144 * Makefile.in (build_file_translate): Improve comment.
22146 2008-02-21 Jan Hubicka <jh@suse.cz>
22148 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22149 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22150 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22152 2008-02-21 Michael Matz <matz@suse.de>
22155 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22157 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22159 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22160 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22161 as insn constraint.
22162 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22163 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22164 SSE_VEC_FLOAT_MODE_P as insn constraint.
22165 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22166 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22167 sse4a_movntdf using MODEF mode iterator.
22168 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22169 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22170 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22171 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22172 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22173 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22174 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22176 2008-02-21 Richard Guenther <rguenther@suse.de>
22178 * tree.def (PAREN_EXPR): New tree code.
22179 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22181 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22182 * expr.c (expand_expr_real_1): Likewise.
22183 * tree-inline.c (estimate_num_insns_1): Likewise.
22184 * tree-complex.c (expand_complex_move): Likewise.
22185 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22188 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22191 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22193 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22196 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22198 * config/sh/sh.c (find_barrier): Don't go past
22199 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22201 2008-02-20 DJ Delorie <dj@redhat.com>
22203 * config/h8300/h8300.md (insv): Force source operand to be a register.
22205 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22206 as a jump, not as a plain insn.
22208 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22210 * doc/invoke.texi (Warning Options): Add new option
22211 -Wframe-larger-than=.
22212 (-Wframe-larger-than): Document.
22214 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22215 Add declarations for new option variables.
22217 * final.c (final_start_function): Check the frame size
22218 before emission and issue a Wframe-larger-than warning.
22220 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22221 Add definitions for new option variables.
22222 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22224 * common.opt (Wframe-larger-than=): New option.
22226 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22228 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22229 (<sse>_div<mode>3): Ditto.
22230 (<sse>_vmdiv<mode>3): Ditto.
22231 (<sse>_vmsqrt<mode>2): Ditto.
22232 (*smax<mode>3): Ditto.
22233 (sse5_frcz<mode>2): Ditto.
22234 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22235 as insn constraint.
22237 2008-02-20 Richard Guenther <rguenther@suse.de>
22239 PR middle-end/35265
22240 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22241 be happy with INTEGRAL_TYPE_P.
22243 2008-02-20 Richard Guenther <rguenther@suse.de>
22245 * fold-const.c (split_tree): Associate floatig-point expressions
22246 if flag_associative_math is set.
22248 2008-02-20 Richard Guenther <rguenther@suse.de>
22250 * tree.h (fold_real_zero_addition_p): Declare.
22251 * fold-const.c (fold_real_zero_addition_p): Export.
22252 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22253 floating-point operations with zero and one.
22255 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22257 * doc/install.texi: Correct references to CFLAGS, replacing them
22258 with BOOT_CFLAGS. Document flags used during bootstrap for
22261 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22263 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22264 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22265 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22267 (smin<mode>3): Ditto from similar patterns.
22268 (smax<mode>3): Ditto.
22269 (*ieee_smin<mode>3): Ditto.
22270 (*ieee_smax<mode>3): Ditto.
22271 * config/i386/sse.md (sse): New mode attribute.
22272 (mov<mode>): Macroize expander from movv4sf and movv2df using
22273 SSEMODEF2P mode iterator.
22274 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22275 SSE_VEC_FLOAT_MODE_P as insn constraint.
22276 (storent<mode>): Ditto.
22277 (storent<mode>): Macroize expander from storentsf and storentdf using
22278 MODEF mode iterator.
22279 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22280 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22281 (abs<mode>2): Ditto from similar patterns.
22282 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22283 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22284 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22285 (<sse>_vmsqrt<mode>2): Ditto.
22286 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22287 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22288 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22289 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22290 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22291 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22292 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22294 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22295 iterator and SSE_FLOAT_MODE_P as insn constraint.
22296 (<sse>_ucomi): Ditto from similar patterns.
22297 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22298 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22299 SSE_VEC_FLOAT_MODE_P as insn constraint.
22300 (vcond<mode>): Ditto from similar patterns.
22301 (and<mode>3, *and<mode>3): Ditto.
22302 (<sse>_nand<mode>3): Ditto.
22303 (ior<mode>3, *ior<mode>3): Ditto.
22304 (xor<mode>3, *xor<mode>3): Ditto.
22305 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22306 iterator and SSE_FLOAT_MODE_P as insn constraint.
22307 (*nand<mode>3): Ditto from similar patterns.
22308 (*ior<mode>3): Ditto.
22309 (*xor<mode>3): Ditto.
22311 2008-02-20 Ira Rosen <irar@il.ibm.com>
22313 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22314 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22315 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22317 2008-02-19 Jan Hubicka <jh@suse.cz>
22319 * predict.c (tree_bb_level_predictions): Remove variable next
22320 mistakely introduced by previous commit.
22322 2008-02-19 Jan Hubicka <jh@suse.cz>
22324 * predict.c (predict_paths_leading_to): Rewrite.
22325 (predict_paths_for_bb): New.
22326 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22328 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22331 * Makefile.in (build_file_translate): New.
22332 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22333 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22334 * configure.ac (build_file_translate): Substitute it.
22335 * configure: Regenerate.
22337 2008-02-19 Jan Hubicka <jh@suse.cz>
22339 PR rtl-optimization/34408
22340 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22343 2008-02-19 Jan Hubicka <jh@suse.cz>
22345 PR middle-end/28779
22346 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22349 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22352 * config/i386/i386-modes.def: Revert the last DI alignment
22353 change until Ada people can look into it.
22355 2008-02-19 Nick Clifton <nickc@redhat.com>
22357 * opts.c (print_specific_help): Fix typo in --help text.
22359 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22362 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22363 32-bit inline asm without asm alternatives for host GCC < 3.0.
22365 2008-02-19 Richard Guenther <rguenther@suse.de>
22367 PR tree-optimization/34989
22368 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22369 Allow propagation to INDIRECT_REF if we can simplify only.
22371 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22373 * c-common.c (warn_for_collisions_1): Use appropriate option when
22376 2008-02-19 Nick Clifton <nickc@redhat.com>
22379 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22380 (handle_options): Fix indentation.
22381 (print_filtered_help): If no language-specific options were
22382 displayed tell the user how to list all the options supported by
22383 the language's front-end.
22384 (print_specific_help): Fix indentation and remove duplicate line.
22385 (common_handle_option): Handle the -v option.
22386 For --help enable the display of undocumented options if the -v
22387 switch has been included on the command line.
22388 For --help= check for overlaps in the arguments between the option
22389 classes and the language names and issue a warning when they
22390 cannot be disambiguated.
22391 * c.opt (v): Pass on to the common option handler.
22393 2008-02-19 Revital Eres <eres@il.ibm.com>
22395 * modulo-sched.c (sms_schedule): Change dump message when
22396 create_ddg function fails.
22397 (try_scheduling_node_in_cycle): Rename row to cycle.
22398 (print_partial_schedule): Rename CYCLE to ROW.
22400 2008-02-19 Christian Bruel <christian.bruel@st.com>
22401 Zdenek Dvorak <ook@ucw.cz>
22403 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22405 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22408 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22409 (*x86_movdicc_0_m1_se): Ditto.
22411 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22413 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22414 (CMPtype): Define as __gcc_CMPtype.
22415 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22416 (CMPtype): Define as __gcc_CMPtype.
22418 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22420 Support valgrind 3.3 for --enable-checking=valgrind.
22421 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22423 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22424 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22425 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22426 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22427 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22428 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22429 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22431 * ggc-zone.c: Similar.
22432 * ggc-page.c: Similar.
22434 2008-02-19 Paul Brook <paul@codesourcery.com>
22437 * config/arm/ieee754-df.S: Fix do_it typo.
22438 * config/arm/ieee754-sf.S: Fix do_it typo.
22440 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22443 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22444 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22445 (OPTION_MASK_ISA_SSE_SET): Likewise.
22446 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22447 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22448 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22449 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22450 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22451 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22452 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22453 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22454 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22455 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22456 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22457 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22458 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22459 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22460 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22461 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22462 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22463 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22464 (OPTION_MASK_ISA_SSE4): Removed.
22465 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22466 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22467 (override_options): Don't turn on implied SSE/MMX bits in
22470 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22472 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22475 2008-02-18 Joey Ye <joey.ye@intel.com>
22477 PR middle-end/34921
22478 * tree-nested.c (insert_field_into_struct): Set type alignment
22479 to field alignment if the former is less than the latter.
22481 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22483 * BASE-VER: Set to 4.4.0.
22485 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22487 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22488 * doc/cfg.texi: Likewise.
22489 * doc/extend.texi: Likewise.
22490 * doc/gty.texi: Likewise.
22491 * doc/invoke.texi: Likewise.
22492 * doc/loop.texi: Likewise.
22493 * doc/md.texi: Likewise.
22494 * doc/passes.texi: Likewise.
22495 * doc/rtl.texi: Likewise.
22496 * doc/sourcebuild.texi: Likewise.
22497 * doc/tm.texi: Likewise.
22498 * doc/tree-ssa.texi: Likewise.
22500 2008-02-17 Richard Guenther <rguenther@suse.de>
22502 PR middle-end/35227
22503 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22504 without default definition.
22506 2008-02-17 Richard Guenther <rguenther@suse.de>
22508 PR tree-optimization/35231
22509 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22512 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22515 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22516 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22517 libgcc_cmp_return mode.
22519 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22522 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22524 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22526 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22529 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22531 * doc/c-tree.texi: Use `@.' where appropriate.
22532 * doc/extend.texi: Likewise.
22533 * doc/install.texi: Likewise.
22534 * doc/invoke.texi: Likewise.
22535 * doc/loop.texi: Likewise.
22536 * doc/makefile.texi: Likewise.
22537 * doc/md.texi: Likewise.
22538 * doc/passes.texi: Likewise.
22539 * doc/standards.texi: Likewise.
22540 * doc/tm.texi: Likewise.
22542 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22544 PR middle-end/35196
22545 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22547 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22548 rather than in entry_bb.
22550 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22552 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22553 libgcc_cmp_return mode.
22555 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22557 PR middle-end/35130
22558 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22559 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22561 2008-02-15 Richard Guenther <rguenther@suse.de>
22562 Zdenek Dvorak <ook@ucw.cz>
22564 PR tree-optimization/35164
22565 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22566 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22567 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22568 Only propagate addresses which do not have abnormal SSA_NAMEs
22571 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22574 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22576 2008-02-15 Jan Hubicka <jh@suse.cz>
22578 PR middle-end/35149
22579 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22581 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22583 PR middle-end/34621
22584 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22585 when calculating alignment_pad.
22587 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22589 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22590 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22591 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22592 and STACK_BOUNDARY define.
22594 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22596 PR preprocessor/35061
22597 * c-pragma.c (handle_pragma_pop_macro): Check that
22598 pushed_macro_table has been allocated.
22600 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22602 PR middle-end/35136
22603 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22604 (force_gimple_operand): Likewise.
22605 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22606 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22607 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22608 (find_interesting_uses_address): Check addressability and alignment
22609 of the base expression only after substituting bases of IVs into it.
22611 2008-02-14 Michael Matz <matz@suse.de>
22614 * function.c (instantiate_virtual_regs_in_insn): Reload address
22615 before falling back to reloading the whole operand.
22617 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22619 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22620 before the first section switch note.
22622 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22624 * doc/bugreport.texi: Update copyright years.
22625 * doc/c-tree.texi: Likewise.
22626 * doc/cfg.texi: Likewise.
22627 * doc/cpp.texi: Likewise.
22628 * doc/cppinternals.texi: Likewise.
22629 * doc/fragments.texi: Likewise.
22630 * doc/frontends.texi: Likewise.
22631 * doc/gcc.texi: Likewise.
22632 * doc/gty.texi: Likewise.
22633 * doc/hostconfig.texi: Likewise.
22634 * doc/implement-c.texi: Likewise.
22635 * doc/libgcc.texi: Likewise.
22636 * doc/loop.texi: Likewise.
22637 * doc/makefile.texi: Likewise.
22638 * doc/options.texi: Likewise.
22639 * doc/passes.texi: Likewise.
22640 * doc/rtl.texi: Likewise.
22641 * doc/sourcebuild.texi: Likewise.
22642 * doc/standards.texi: Likewise.
22643 * doc/tree-ssa.texi: Likewise.
22644 * doc/trouble.texi: Likewise.
22646 * doc/extend.texi: Use @: or add comma where appropriate.
22647 * doc/invoke.texi: Likewise.
22648 * doc/tm.texi: Likewise.
22650 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22653 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22656 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22658 * doc/md.texi (clz, ctz): Add reference.
22659 * doc/rtl.texi (clz, ctz): Likewise.
22661 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22664 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22667 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22669 * config/s390/s390.c (struct constant_pool): New field
22670 emit_pool_after added.
22671 (s390_mainpool_start): Set the emit_pool_after flag according
22672 to the section switch notes.
22673 (s390_mainpool_finish): Consider emit_pool_after when emitting
22674 the literal pool at the end of the function.
22675 (s390_chunkify_start): Force literal pool splits at section
22678 2008-02-13 Michael Matz <matz@suse.de>
22681 * var-tracking.c (clobber_variable_part): Correctly traverse the
22684 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22687 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22688 Add -fdump-ipa-inline.
22689 * tree-dump.c (dump_files): Remove tree-inlined dump.
22690 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22692 2008-02-12 Richard Guenther <rguenther@suse.de>
22694 PR tree-optimization/35171
22695 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22698 2008-02-12 Richard Guenther <rguenther@suse.de>
22700 PR middle-end/35163
22701 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22702 value-preserving mode. Disallow final truncation.
22704 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22706 PR middle-end/35136
22707 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22708 code from here to...
22709 (force_gimple_operand): ...here.
22711 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22714 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22715 non-compatible pointers.
22716 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22717 different FIELD_DECLs, try harder by comparing field offsets, sizes
22720 PR inline-asm/35160
22721 * function.c (match_asm_constraints_1): Don't replace the same input
22724 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22726 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22727 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22728 (expand_epilogue): Restore RAMPZ register.
22729 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22731 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22733 * config/i386/cygwin.asm: (__alloca): Correct calling
22734 convention and alignment.
22735 (__chkstk): Force 8 byte stack alignment.
22737 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22738 Richard Guenther <rguenther@suse.de>
22740 PR tree-optimization/33992
22741 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22742 the zero we compare against.
22744 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22746 PR libfortran/35063
22747 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22748 to CloseHandle after unlocking to prevent accumulation of handle
22751 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22753 PR middle_end/34150
22754 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22755 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22756 and update LABEL_NUSES during and after reload.
22758 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22760 PR middle-end/34627
22761 * combine.c (simplify_if_then_else): Make sure the comparison is
22762 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22764 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22767 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22768 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22769 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22770 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22771 * tree.h (get_type_static_bounds): Likewise.
22773 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22775 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22776 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22777 Make -Wfoo language annotations match what the compiler outputs.
22779 2008-02-08 Sa Liu <saliu@de.ibm.com>
22781 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22782 intrinsics spu_convts, spu_convtu, spu_convtf.
22784 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22786 * doc/extend.texi (Function Attributes) <noinline>: Mention
22787 asm ("") as method to keep calls.
22789 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22792 * doc/options.texi (Options): Replace references to opts.sh with
22794 * opts-common.c: Likewise.
22795 * optc-gen.awk: Likewise.
22797 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22799 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22801 2008-02-07 Richard Henderson <rth@redhat.com>
22804 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22805 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22808 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22810 PR tree-optimization/35085
22811 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22812 for operand entry oe2 in addition to operand entry oe3 in order to
22813 expose more opportunities for vectorizer sum reduction.
22815 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22818 * Makefile.in (LIBS): Remove $(GMPLIBS).
22819 (cc1-dummy, cc1): Add $(GMPLIBS).
22821 2008-02-06 Jan Hubicka <jh@suse.cz>
22824 * i386.md (moddf_integer): Do not produce partial memory stalls for
22825 targets where it hurts.
22827 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22830 * optabs.c (expand_float): Do not check for decimal modes when
22831 expanding unsigned integer through signed conversion.
22833 2008-02-06 Nick Clifton <nickc@redhat.com>
22835 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22836 inside the clobber with a match_operand and duplicated operand
22837 number in the constraint.
22838 (ineqbranchsi): Delete redundant comment.
22840 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22842 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22843 builtin_define ("__USE_INIT_FINI__").
22844 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22846 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22848 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22850 PR documentation/30330
22851 * doc/invoke.texi (C++ Dialect Options)
22852 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22853 For each warning option -Wfoo that allows -Wno-foo, ensure both
22854 -Wfoo and -Wno-foo are listed in the option index. Fix index
22855 entry of -Wswitch-default, index -Wnormalized= including the
22856 `=', and -Wlarger-than-@var{len} including @var{len}.
22858 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22860 * config/i386/i386.md (floatunssisf2): Use
22861 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22862 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22863 Macroize expander using MODEF mode iterator.
22865 2008-02-05 Diego Novillo <dnovillo@google.com>
22867 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22870 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22872 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22875 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22877 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22880 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22881 to indicate if a message should be generated.
22882 (init_cumulative_args): Updated.
22883 (function_value_32): Likewise.
22885 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22887 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22889 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22892 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22893 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22895 2008-02-04 Diego Novillo <dnovillo@google.com>
22897 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22900 * tree-vrp.c (vrp_evaluate_conditional): With
22901 -Wtype-limits, emit a warning when comparing against a
22902 constant outside the natural range of OP0's type.
22904 2008-02-04 Richard Guenther <rguenther@suse.de>
22906 PR middle-end/33631
22907 * expr.c (count_type_elements): Give for unions instead of
22910 2008-02-04 Richard Guenther <rguenther@suse.de>
22912 PR middle-end/35043
22913 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22914 to TYPE_DOMAINs base type instead of using bitsizetype here.
22916 2008-02-03 Jason Merrill <jason@redhat.com>
22918 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22920 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22923 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22924 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22925 (RS/6000 and PowerPC Options): Fix typos and markup.
22926 * doc/passes.texi (Tree-SSA passes): Likewise.
22928 2008-02-02 Michael Matz <matz@suse.de>
22931 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22932 from record_last_reg_set_info.
22933 (record_last_reg_set_info): Take an RTX argument, iterate over all
22934 constituent hardregs.
22935 (record_last_set_info, record_opr_changes): Change calls to
22936 new signature or to record_last_reg_set_info_regno.
22938 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22940 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22942 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22944 PR rtl-optimization/34773
22945 * reg-notes.def (EQUAL): Mention significance of combination of
22946 REG_EQUAL and REG_RETVAL.
22947 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22948 insn that has a REG_RETVAL.
22950 2008-02-01 Roger Sayle <roger@eyesopen.com>
22953 * configure.ac (--enable-fixed-point): Disable unless explicitly
22955 * configure: Regenerate.
22957 2008-02-01 Richard Guenther <rguenther@suse.de>
22960 * invoke.texi (-finline-limit): Remove no longer true parts
22961 of the documentation. Note that there is no default value.
22963 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22964 Mark Mitchell <mark@codesourcery.com>
22965 Ben Elliston <bje@au.ibm.com>
22968 * doc/extend.texi (Other Builtins): Document.
22970 2008-01-31 Tom Browder <tom.browder@gmail.com>
22972 * doc/c-tree.texi (Types): Fix grammar.
22973 (Expression trees): Ditto.
22974 * doc/passes.texi (Tree-SSA passes): Ditto.
22976 * doc/configterms.texi (Configure Terms): Fix typo.
22977 * doc/cpp.texi (Common Predefined Macros): Ditto.
22978 * doc/md.texi (Machine Constraints): Ditto.
22980 * doc/makefile.texi (Makefile): Add comma.
22982 2008-01-31 Tom Browder <tom.browder@gmail.com>
22983 Gerald Pfeifer <gerald@pfeifer.com>
22985 * doc/sourcebuild.texi (Front End): Remove references to CVS
22986 and CVSROOT/modules.
22987 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22988 (Back End): Remove reference to CVS.
22990 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22993 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22995 (mips16_gp_pseudo_reg): ...here.
22996 * config/mips/mips.md (load_const_gp): Replace with...
22997 (load_const_gp_<mode>): ...this :P-based insn.
22999 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23001 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23002 options. Minor fixes.
23003 (-std): Move reference to standards closer to where language
23004 standards are first mentioned.
23006 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23008 PR rtl-optimization/34995
23009 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23010 parameter and return a bool. If the rtx parameter is nonnull,
23011 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23012 (find_reloads): Update call accordingly. Pass the new operand
23013 if it needed no address reloads, otherwise pass null.
23015 2008-01-30 Richard Henderson <rth@redhat.com>
23018 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23019 for unbounded arrays.
23021 2008-01-30 Silvius Rus <rus@google.com>
23023 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23025 2008-01-30 Jan Hubicka <jh@suse.cz>
23028 * i386.c (init_cumulative_args): Use real function declaration when
23031 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23033 PR rtl-optimization/34998
23034 * global.c (build_insn_chain): Treat non-subreg_lowpart
23035 SUBREGs of pseudos as clobbering all the words covered by the
23036 SUBREG, not just all the bytes.
23037 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23038 original df_ref rather than an extract parameter.
23039 (global_conflicts): Update call accordingly.
23041 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23043 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23044 the overflow check to make it easier to read.
23045 (__fixtfdi): Change the type of the ll member in union
23046 long_double to UDItype_x.
23048 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23050 PR middle-end/34969
23051 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23052 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23053 * tree-inline.c (fold_marked_statements): Call
23054 cgraph_update_edges_for_call_stmt if folding a call statement.
23055 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23056 debug_generic_stmt calls, reset it back afterwards.
23059 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23061 * c-typeck.c (build_external_ref): Don't pedwarn about
23062 static vars in current function's scope.
23064 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23066 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23068 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23071 * ipa-struct-reorg.c: Fix spelling.
23072 * params.def: Ditto.
23074 2008-01-29 Richard Guenther <rguenther@suse.de>
23076 PR middle-end/35006
23077 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23079 * tree-inline.c (remap_type): Increment remapping_type_depth
23080 around remapping types.
23081 (copy_body_r): Only add referenced variables if they are referenced
23082 from code, not types.
23084 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23095 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23096 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23098 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23101 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23102 pointer for tiny stack.
23104 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23106 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23108 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23110 * config/vx-common.h: Fix typo in comment.
23112 2008-01-28 Ian Lance Taylor <iant@google.com>
23116 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23117 coalesce pointers if they have different DECL_NO_TBAA_P values.
23118 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23119 between variables with different DECL_NO_TBAA_P values.
23121 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23124 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23125 are not legitimate small data references on SPE targets.
23127 2008-01-28 David Daney <ddaney@avtrex.com>
23129 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23131 2008-01-28 David Daney <ddaney@avtrex.com>
23133 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23135 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23137 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23138 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23139 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23140 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23141 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23142 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23143 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23144 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23146 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23148 * basic-block.h (condjump_equiv_p): Fix comment.
23150 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23152 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23153 print_generic_stmt_indented): Fix comment.
23155 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23157 * configure.ac (__stack_chk_fail): Add detecion for availability
23158 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23159 * configure: Regenerate.
23161 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23163 PR middle-end/34688
23164 * final.c (output_addr_const): Handle TRUNCATE.
23166 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23169 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23170 (zero_cost, infinite_cost): New constants.
23171 (struct cost_pair): Change type of cost to comp_cost.
23172 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23173 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23175 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23176 split_address_cost, ptr_difference_cost, difference_cost,
23177 get_computation_cost_at, get_computation_cost,
23178 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23179 determine_use_iv_cost_condition, determine_use_iv_costs,
23180 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23181 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23182 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23183 Change type of cost to comp_cost.
23184 (determine_iv_cost): Increase cost of non-original ivs, instead
23185 of decreasing the cost of original ones.
23186 (get_address_cost): Indicate the complexity of the addressing mode
23188 (try_add_cand_for): Prefer using ivs not specific to some object.
23189 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23191 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23192 Janis Johnson <janis187@us.ibm.com>
23195 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23196 (TARGET_INSTANTIATE_DECLS): Likewise.
23197 * target.h (expand_to_rtl_hook): New target hook.
23198 (instantiate_decls): Likewise.
23199 * function.c (instantiate_decl): Make non-static. Rename to...
23200 (instantiate_decl_rtl): ... this.
23201 (instantiate_expr): Use instantiate_decl_rtl.
23202 (instantiate_decls_1): Likewise.
23203 (instantiate_decls): Likewise.
23204 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23205 * function.h (instantiate_decl_rtl): Add prototype.
23206 * cfgexpand.c (target.h): New include.
23207 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23208 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23209 (TARGET_INSTANTIATE_DECLS): Likewise.
23210 (TARGET_INITIALIZER): New target hooks added.
23211 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23213 * config/rs6000/rs6000.c (tree-flow.h): New include.
23214 (machine_function): Add sdmode_stack_slot field.
23215 (rs6000_alloc_sdmode_stack_slot): New function.
23216 (rs6000_instantiate_decls): Likewise.
23217 (rs6000_secondary_memory_needed_rtx): Likewise.
23218 (rs6000_check_sdmode): Likewise.
23219 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23220 (TARGET_INSTANTIATE_DECLS): Likewise.
23221 (rs6000_hard_regno_mode_ok): Allow SDmode.
23222 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23223 (rs6000_emit_move): Handle SDmode.
23224 (function_arg_advance): Likewise.
23225 (function_arg): Likewise.
23226 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23227 SDmode var args for 32-bit compiles.
23228 (rs6000_secondary_reload_class): Handle SDmode.
23229 (rs6000_output_function_epilogue): Likewise.
23230 (rs6000_function_value): Simplify if statement.
23231 (rs6000_libcall_value): Likewise.
23232 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23233 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23234 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23235 (movsd_hardfloat): New define_insn.
23236 (movsd_softfloat): Likewise.
23237 (movsd_store): Likewise.
23238 (movsd_load): Likewise.
23239 (extendsddd2): Likewise.
23240 (extendsdtd2): Likewise.
23241 (truncddsd2): Likewise.
23242 (movdd_hardfloat64): Fixup comment.
23243 (UNSPEC_MOVSD_LOAD): New constant.
23244 (UNSPEC_MOVSD_STORE): Likewise.
23246 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23249 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23251 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23252 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23253 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23254 and TRUTH_XOR_EXPR.
23256 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23259 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23260 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23261 __LONGDOUBLE128 too.
23262 * config/rs6000/aix61.h: New file.
23264 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23266 PR rtl-optimization/34959
23267 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23268 popcount and parity rtxes the same mode as their operand.
23269 Truncate or extend the result to the return value's mode
23272 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23275 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23276 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23277 to GOT_VERSION_REGNUM.
23278 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23279 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23280 * config/mips/mips.c (mips_emit_call_insn): New function.
23281 (mips_call_tls_get_addr): Call mips_expand_call directly.
23282 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23284 (mips16_build_call_stub): Likewise. Return the call insn or null.
23285 (mips_expand_call): Update the call to mips16_build_call_stub
23286 accordingly and a remove redundant condition. Assert that MIPS16
23287 stubs do not use lazy binding. Use mips_emit_call_insn and return
23289 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23291 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23292 (mips_avoid_hazard): Remove hazard_set handling.
23293 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23294 (UNSPEC_RESTORE_GP): ...this.
23295 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23296 (FAKE_CALL_REGNO): Rename to...
23297 (GOT_VERSION_REGNUM): ...this.
23298 (type): Add "ghost" value. Add an associated insn reservation.
23299 (hazard_set): Remove.
23300 (exception_receiver): Rename to...
23301 (restore_gp): ...this and update the unspec identifier accordingly.
23302 (exception_receiver, nonlocal_got_receiver): New expanders.
23303 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23304 FAKE_CALL_REGNO. Remove hazard_set attribute.
23305 (set_got_version, update_got_version): New patterns.
23307 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23310 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23312 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23315 * doc/install.texi2html: Generate gcc-vers.texi.
23317 2008-01-25 DJ Delorie <dj@redhat.com>
23319 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23321 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23323 * config/c4x: Remove directory.
23324 * config.gcc (crx-*, mt-*): Mark obsolete.
23325 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23326 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23327 sh-*-rtemscoff*): Remove cases.
23328 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23329 * real.c (encode_c4x_single, decode_c4x_single,
23330 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23331 c4x_extended_format): Remove.
23332 * real.h (c4x_single_format, c4x_extended_format): Remove.
23333 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23335 (Pragmas): Remove comment about c4x pragmas.
23336 * doc/install.texi (c4x): Remove target-specific instructions.
23337 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23338 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23339 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23340 refer to C4x source files as examples.
23341 (C4X_FLOAT_FORMAT): Remove documentation.
23343 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23345 * config/bfin/bfin.c (override_options): Reorder tests so that
23346 flag_pic gets enabled for -msep-data.
23348 2008-01-25 Richard Guenther <rguenther@suse.de>
23350 PR middle-end/32244
23351 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23352 to its bitfield precision if required.
23354 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23356 PR middle-end/33880
23357 * tree-nested.c (walk_omp_for): New function.
23358 (convert_nonlocal_reference, convert_local_reference): Call
23359 walk_omp_for on OMP_FOR.
23360 (convert_call_expr): Call walk_body on OMP_FOR's
23361 OMP_FOR_PRE_INIT_BODY.
23363 2008-01-25 Richard Guenther <rguenther@suse.de>
23365 PR tree-optimization/34966
23366 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23367 default defs and PHI_NODEs we have to insert after the
23368 defining statement.
23370 2008-01-24 Nick Clifton <nickc@redhat.com>
23372 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23373 Provide a default definition.
23374 (LIBGCC2_UNITS_PER_WORD): Likewise.
23376 * config/stormy16/stormy16.c: Include df.h for the prototype
23377 for df_regs_ever_live_p.
23378 (xstormy16_expand_builtin_va_start): Convert the stack offset
23379 into a component_ref and then use POINTER_PLUS_EXPR to add it
23380 to the incoming_virtual_args_rtx.
23381 (xstormy16_gimplify_va_arg_expr): Rename to
23382 xstormy16_gimplify_va_arg_expr.
23383 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23384 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23385 xstormy16_gimplify_va_arg_expr.
23386 Fix up some formatting issues.
23388 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23389 Move to predicates.md.
23390 (xs_hi_general_operand): Likewise.
23391 (xs_hi_nonmemory_operand): Likewise.
23392 * config/stormy16/predicates.md:
23393 (xstormy16_carry_plus_operand): New predicate.
23394 (xs_hi_general_operand): New predicate.
23395 (xs_hi_nonmemory_operand): New predicate.
23396 * config/stormy16/stormy16-protos.h:
23397 (xstormy16_carry_plus_operand): Delete prototype.
23398 (xs_hi_general_operand): Likewise.
23399 (xs_hi_nonmemory_operand): Likewise.
23401 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23402 modifiers as they are no longer needed and they can trigger
23403 reload spill failures.
23405 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23406 with a match_operand in order to help reload.
23408 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23409 constraint with 'e' for the 8th alternative as this version of
23410 the mov.w instruction only accepts the lower 8 registers.
23412 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23415 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23416 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23419 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23421 PR middle-end/33333
23422 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23424 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23426 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23428 (remove_structure): Update allocations list before removing structure.
23430 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23432 * ipa-struct-reorg.c (is_safe_cond_expr,
23433 create_new_stmts_for_cond_expr): Use integer_zerop function,
23434 that recognize not only zero-pointer, but zero-integer too.
23436 2008-01-25 Ben Elliston <bje@au.ibm.com>
23439 * fixproto: Escape "." in sed expression that strips leading "./".
23441 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23444 * gcc.c (SWITCH_OK): Removed.
23445 (SWITCH_LIVE): Changed to bit.
23446 (SWITCH_FALSE): Likewise.
23447 (SWITCH_IGNORE): Likewise.
23448 (switchstr): Change live_cond to unsigned int.
23449 (process_command): Replace SWITCH_OK with 0.
23450 (do_self_spec): Likewise.
23451 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23452 (give_switch): Likewise.
23453 (used_arg): Likewise.
23454 (do_spec_1): Set the SWITCH_IGNORE bit.
23455 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23456 bits. Set the SWITCH_LIVE bit.
23458 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23460 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23462 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23464 PR tree-optimization/34472
23465 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23466 parameter to a "bool *" and set *DATA to false if there is
23467 an unsafe access. Do not delete the structure here.
23468 (check_cond_exprs): Delete it here instead.
23469 (check_cond_exprs, exclude_cold_structs): Do not increase
23470 I when removing a structure.
23472 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23475 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23476 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23478 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23480 PR middle-end/34934
23481 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23482 a fixed vector for stack.
23484 2008-01-24 Ben Elliston <bje@au.ibm.com>
23487 * doc/gcc.texi (Software development): Add a direntry for g++.
23489 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23491 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23492 stale and straggling -fforce-addr comments above.
23494 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23496 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23497 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23499 2008-01-23 Michael Matz <matz@suse.de>
23502 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23505 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23507 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23508 malloc result type.
23510 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23512 * config/avr/avr.c (avr_current_arch): New variable.
23513 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23514 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23515 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23516 (avr_override_options): Init 'avr_current_arch'.
23517 (base_arch_s): Move from here...
23518 * config/avr/avr.h (base_arch_s): ... here. Add new members
23519 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23520 'mega' to 'have_jmp_call'.
23521 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23522 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23524 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23526 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23527 MULTILIB_MATCHES): Ditto.
23529 2008-01-23 Richard Guenther <rguenther@suse.de>
23531 PR middle-end/31529
23532 * cgraphunit.c (cgraph_reset_node): Always mark the node
23533 not reachable if it is not queued already.
23535 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23537 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23538 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23539 (cputype_selected): New static variable.
23540 (bfin_handle_option): Set it if -mcpu is used.
23541 (override_option): Select default set of workarounds if no cpu type
23542 selected on the command line.
23543 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23545 From Michael Frysinger <michael.frysinger@analog.com>
23546 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23547 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23549 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23550 for bf547, bf523, bf524, and bf526.
23551 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23553 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23554 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23555 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23556 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23557 * doc/invoke.texi (Blackfin Options): Document that
23558 -mcpu now accept bf547, bf523, bf524, and bf526.
23560 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23562 PR rtl-optimization/34628
23563 * combine.c (try_combine): Stop and undo after the first combination
23564 if an autoincrement side-effect on the first insn has effectively
23567 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23570 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23571 Offset addresses are not valid for Altivec or paired float modes.
23573 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23576 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23577 if DECL_INITIAL (decl) is error_mark_node.
23580 * c-common.c (handle_vector_size_attribute): Only allow
23581 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23582 the same way as pointer, array etc. types.
23583 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23586 * tree.c (build_type_attribute_qual_variant): Call
23587 build_qualified_type if attributes are equal, but quals are not.
23589 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23592 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23593 * flags.h (warn_strict_aliasing): Remove.
23594 (warn_strict_overflow): Remove.
23595 * opts.c (warn_strict_aliasing): Remove.
23596 (warn_strict_overflow): Remove.
23597 * c-opts.c (c_common_handle_option): -Wall only sets
23598 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23599 (c_common_post_options): Give default values to -Wstrict-aliasing
23600 and -Wstrict-overflow if they are uninitialized.
23601 * common.opt (Wstrict-aliasing): Specify Var and Init.
23602 (Wstrict-overflow): Likewise.
23604 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23606 PR rtl-optimization/26854
23607 PR rtl-optimization/34400
23608 PR rtl-optimization/34884
23609 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23611 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23612 (df_rd_bb_info.expanded_lr_out): Deleted
23613 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23614 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23615 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23616 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23617 Removed code to allocate, initialize or free expanded_lr_out.
23618 (df_rd_bb_local_compute_process_def): Restructured to make more
23620 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23621 sets if the sets are being trimmed.
23623 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23626 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23627 (as_vers): Likewise.
23628 * configure: Regenerated.
23630 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23632 PR middle-end/33092
23633 * tree-pass.h (pass_build_alias): New pass.
23634 * tree-ssa-alias.c (gate_build_alias): New.
23635 (pass_build_alias): New.
23636 * passes.c (init_optimization_passes): Add pass_build_alias after
23637 pass_create_structure_vars.
23639 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23641 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23642 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23643 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23644 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23645 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23646 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23647 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23648 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23649 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23650 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23651 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23652 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23653 * config/s390/s390.md (FP_ALL): New mode iterator.
23654 (_d): New mode attribute.
23655 ("*signbit<mode>2>"): Changed mode of first operand.
23656 ("isinf<mode>2"): Changed mode of first operand.
23657 ("*TDC_insn"): Adaptation for DFP modes.
23659 2008-01-22 Ben Elliston <bje@au.ibm.com>
23661 * tree.c (check_qualified_type): Improve function description.
23663 2008-01-21 Jason Merrill <jason@redhat.com>
23666 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23667 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23670 2008-01-21 DJ Delorie <dj@redhat.com>
23672 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23675 2008-01-21 Richard Guenther <rguenther@suse.de>
23677 PR middle-end/34856
23678 * tree-cfg.c (verify_expr): Allow all invariant expressions
23679 instead of just constant class ones as reference argument.
23680 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23681 like any other constant.
23682 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23684 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23686 * regmove.c (fixup_match_1): Update call crossed frequencies.
23688 2008-01-21 Richard Guenther <rguenther@suse.de>
23691 * tree-inline.c (setup_one_parameter): Deal with mismatched
23692 types using a VIEW_CONVERT_EXPR.
23694 2008-01-21 Alon Dayan <alond@il.ibm.com>
23695 Olga Golovanevsky <olga@il.ibm.com>
23697 PR tree-optimization/34701
23698 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23699 when the structure size is not a power of 2.
23701 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23703 * doc/install.texi: Add doc for --enable-checking=df.
23705 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23707 PR rtl-optimization/34808
23708 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23710 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23712 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23715 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23717 PR rtl-optimization/26854
23718 PR rtl-optimization/34400
23719 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23721 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23722 (df_rd_bb_info.expanded_lr_out): New.
23723 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23724 * loop_iv.c (iv_analysis_loop_init): Ditto.
23725 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23726 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23727 Added code to allocate, initialize or free expanded_lr_out.
23728 (df_rd_bb_local_compute_process_def): Restructured to make
23729 more understandable.
23730 (df_rd_confluence_n): Add code to do nothing with fake edges and
23731 code to no apply invalidate_by_call sets if the sets are being trimmed.
23732 (df_lr_local_finalize): Renamed to df_lr_finalize.
23733 (df_live_local_finalize): Renamed to df_live_finalize.
23735 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23738 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23739 deciding whether to use reciprocal instructions.
23741 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23743 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23744 dwarf2out_note_section_used if cold_text_section is NULL.
23746 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23748 PR gcov-profile/34610
23749 * tree-cfg.c (make_edges): Mark both outgoing edges from
23750 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23751 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23752 from OMP_FOR and OMP_CONTINUE outgoing edges.
23754 * tree-profile.c (tree_profiling): Return early if
23755 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23757 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23758 from cfun to child_cfun.
23759 * function.h (struct function): Add after_tree_profile bit.
23761 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23763 * config/avr/avr.S (_exit): Disable interrupt.
23765 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23766 Steven Bosscher <stevenb.gcc@gmail.com>
23768 PR rtl-optimization/26854
23769 PR rtl-optimization/34400
23770 * df-problems.c (df_live_scratch): New scratch bitmap.
23771 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23772 (df_live_reset): Clear the proper bitmaps.
23773 (df_live_bb_local_compute): Only process the artificial defs once
23774 since the order is not important.
23775 (df_live_init): Init the df_live sets only with the variables
23776 found live by df_lr.
23777 (df_live_transfer_function): Use the df_lr sets to prune the
23778 df_live sets as they are being computed.
23779 (df_live_free): Free df_live_scratch.
23781 2008-01-18 Ian Lance Taylor <iant@google.com>
23783 * common.opt: Add fmerge-debug-strings.
23784 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23785 flag_merge_debug_strings rather than flag_merge_constants.
23786 * doc/invoke.texi (Option Summary): Mention
23787 -fmerge-debug-strings.
23788 (Debugging Options): Document -fmerge-debug-strings.
23790 2008-01-18 Ian Lance Taylor <iant@google.com>
23793 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23794 (struct tree_function_decl): Add new field operator_new_flag.
23795 * tree-inline.c (expand_call_inline): When inlining a call to
23796 operator new, force the return value to go into a variable, and
23797 set DECL_NO_TBAA_P on that variable.
23798 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23800 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23803 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23804 DWARF2_DEBUGGING_INFO.
23805 (dwarf2out_note_section_used): Ditto. Add prototype.
23806 (have_multiple_function_sections, text_section_used,
23807 cold_text_section_used, *cold_text_sections): Move declarations
23810 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23812 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23813 field and add signal_ra.
23814 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23815 assignments to frame state pc. Move end of stack check after
23816 MD_FALLBACK_FRAME_STATE_FOR.
23817 (uw_update_context_1): Use frame state signal_regs if set, instead
23818 of checking signal_frame flag.
23819 (uw_update_context): Use frame state signal_ra if set.
23820 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23821 * config/xtensa/linux-unwind.h: New file.
23823 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23825 * modulo-sched.c (get_sched_window): Fix comment typo.
23827 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23829 PR tree-optimization/34648
23830 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23832 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23834 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23835 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23837 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23839 PR rtl-optimization/34400
23840 * df-core.c (df_worklist_dataflow_overeager,
23841 df_worklist_dataflow_doublequeue): New functions.
23842 (df_worklist_dataflow): Two different worklist solvers.
23843 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23846 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23849 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23850 and ftree-parallelize-loops.
23852 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23854 PR rtl-optimization/34826
23855 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23857 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23859 * global.c (find_reg): Mark the eh regs as used if necessary.
23860 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23861 * ra.h (struct allocno): no_eh_reg field added. Changed
23862 no_stack_reg type to bitfield.
23864 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23866 * tree.c (substitute_in_expr): Add missing 'break'.
23868 2008-01-17 Richard Guenther <rguenther@suse.de>
23870 PR tree-optimization/34825
23871 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23872 x / x as division to handle.
23874 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23876 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23877 "-pthread" is specified.
23878 * pa-hpux11.h (LIB_SPEC): Likewise.
23880 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23881 Peter Bergner <bergner@vnet.ibm.com>
23883 PR rtl-optimization/33796
23884 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23886 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23888 PR libgfortran/34699
23889 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23891 * pa-hpux10.h (LINK_SPEC): Likewise.
23892 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23894 2008-01-16 Richard Guenther <rguenther@suse.de>
23896 PR middle-end/32628
23897 * fold-const.c (fold_convert_const_int_from_int): Do not
23898 set overflow if that occured only because of a sign extension
23899 change when converting from/to a sizetype with the same
23900 precision and signedness.
23902 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23905 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23906 location address to the correct place. Update copyright year.
23908 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23910 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23911 no dependences in the dependence_relations vector.
23913 2008-01-16 Jan Hubicka <jh@suse.cz>
23915 PR rtl-optimization/31396
23916 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23917 * cfg.c (dump_reg_info): Print it.
23918 * regs.h (struct reg_info_t): add freq_calls_crossed.
23919 (REG_FREQ_CALLS_CROSSED): New macro.
23920 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23921 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23922 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23923 regmove_optimize): Update call crossed frequencies.
23924 * local-alloc.c (struct qty): Add freq_calls_crossed.
23925 (alloc_qty): Copute freq_calls_crossed.
23926 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23927 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23928 * ra.h (struct allocno): Add freq_calls_crossed.
23930 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23932 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23933 libgomp when compiling with ftree-parallelize-loops.
23934 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23936 2008-01-16 Richard Guenther <rguenther@suse.de>
23938 PR tree-optimization/34769
23939 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23940 * tree.c (int_cst_value): Instead make this function more
23941 permissive in what it accepts as valid input. Document this
23942 function always sign-extends the value.
23944 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23945 Richard Guenther <rguenther@suse.de>
23948 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23949 (gimple_fold_indirect_ref_rhs): ... this.
23950 (gimple_fold_indirect_ref): New function with foldings
23951 that preserve lvalueness.
23952 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23953 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23954 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23955 to fold an INDIRECT_REF, fall back to the old use of
23956 fold_indirect_ref_1.
23958 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23960 * tree-data-ref.c (subscript_dependence_tester_1): Call
23961 free_conflict_function.
23962 (compute_self_dependence): Same.
23964 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23967 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23968 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23970 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23971 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23972 for DWARF2_UNWIND_INFO targets.
23974 2008-01-16 Richard Guenther <rguenther@suse.de>
23977 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23978 type qualifiers for function types.
23980 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23982 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23983 loop_iterator li from previous commit.
23985 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23987 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23989 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23991 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23992 (parallelize_loops): Don't parallelize irreducible components.
23994 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23997 * c-opts (c_common_post_options): Do not enable CPP
23998 flag_pedantic_errors by default.
24000 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24002 PR rtl-optimization/31944
24003 * cse.c (remove_pseudo_from_table): New function.
24004 (merge_equiv_classes): Use above function to remove pseudo-registers.
24005 (invalidate): Likewise.
24007 2008-01-13 Richard Guenther <rguenther@suse.de>
24009 PR middle-end/34601
24010 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24011 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24013 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24015 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24016 validate_change to unshare the source of the PC set.
24018 2008-01-12 Jan Hubicka <jh@suse.cz>
24020 PR middle-end/32135
24021 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24022 references above array bounds. This might trigger bounds checks for
24023 pointers to arrays.
24025 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24027 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24028 new_replaceable_dependencies.
24030 2008-01-12 Doug Kwan <dougkwan@google.com>
24032 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24033 instead of OPT_Wreturn_type in warning due to ignored return type
24035 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24036 options included in -Wextra.
24037 * c.opt: New option -Wignored_qualifiers.
24038 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24039 -Wignore_qualifiers.
24040 (-Wignored-qualifiers): Document.
24041 (-Wreturn-type): Remove description of functionality now handled
24042 by -Wignored-qualifiers.
24044 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24047 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24048 NOP_EXPR if it is between integral types with the same precision.
24050 2008-01-12 Jan Hubicka <jh@suse.cz>
24053 * invoke.texi (max-inline-recursive-depth): Fix default value.
24055 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24057 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24060 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24062 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24064 2008-01-11 James E. Wilson <wilson@specifix.com>
24067 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24069 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24071 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24072 save/restore frame pointer register and don't use 'call-prologues'
24073 optimization in function with "OS_task" attribute.
24075 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24077 PR middle-end/31309
24078 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24079 when copying to memory.
24081 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24083 PR rtl-optimization/30905
24084 * cfgcleanup.c: Include dce.h
24085 (crossjumps_occured): New global variable.
24086 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24087 If something changed, set crossjumps_occured to true.
24088 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24089 Don't add/remove fake edges to exit here...
24090 (cleanup_cfg): ...but do it here, when crossjumping.
24091 Run a fast DCE when successful crossjumps occured in the latest
24092 iteration of try_optimize_cfg.
24094 2008-01-11 Richard Guenther <rguenther@suse.de>
24096 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24097 (struct vn_unary_op_s): Likewise.
24098 (vn_reference_insert): Free old reference on hash collision.
24100 2008-01-10 Raksit Ashok <raksit@google.com>
24102 PR rtl-optimization/27971
24103 * combine.c (find_split_point): Split PLUS expressions which are
24104 inside a MEM rtx, and whose first operand is complex.
24106 2008-01-10 DJ Delorie <dj@redhat.com>
24108 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24109 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24110 (m32c_hard_regno_ok): Call the underlying function.
24112 2008-01-10 Richard Guenther <rguenther@suse.de>
24114 PR middle-end/34683
24115 * tree-cfg.c (tree_merge_blocks): Do not go through the
24116 full-blown folding and stmt updating path if we just deal
24117 with virtual operands.
24118 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24119 test for abnormal SSA_NAMEs.
24121 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24123 PR middle-end/34641
24124 * reload.c (push_reload): Add assertions. All constants from
24125 reg_equiv_constant should have been used for replacing the respective
24127 (find_reloads_address): Invoke find_reloads_address_part for
24128 constant taken from the reg_equiv_constant array.
24130 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24132 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24133 field (valnum) the first in the struct. Replace bools with
24136 2008-01-10 Richard Guenther <rguenther@suse.de>
24138 PR tree-optimization/34651
24139 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24140 types and ordering for masking and converting.
24142 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24144 PR tree-optimization/34017
24145 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24146 also for PHI_NODE expressions.
24148 2008-01-09 Jan Hubicka <jh@suse.cz>
24150 PR tree-optimization/34708
24151 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24152 based on number of case labels.
24153 (init_inline_once): Remove switch_cost.
24154 * tree-inline.h (eni_weights_d): Remove switch_cost.
24156 2008-01-09 Richard Guenther <rguenther@suse.de>
24157 Andrew Pinski <andrew_pinski@playstation.sony.com>
24159 PR middle-end/30132
24160 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24161 temporary if an rvalue is ok or an lvalue is not required.
24163 2008-01-09 Richard Guenther <rguenther@suse.de>
24165 PR middle-end/34458
24166 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24167 adjust return type.
24169 2008-01-09 Richard Guenther <rguenther@suse.de>
24171 PR middle-end/34679
24172 * tree.c (host_integerp): Check for sizetype only if the
24173 type is an integer type.
24175 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24178 * opts.c (decode_options): Disable inlining of functions called
24179 once if not in unit-at-a-time mode.
24181 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24183 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24185 2008-01-08 Richard Guenther <rguenther@suse.de>
24187 PR middle-end/31863
24188 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24189 out early if the result will be unused.
24191 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24196 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24197 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24200 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24202 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24203 for vectorization tuned.
24205 2008-01-08 Richard Guenther <rguenther@suse.de>
24207 PR tree-optimization/34683
24208 * tree-ssa-operands.c (operand_build_cmp): Export.
24209 * tree-ssa-operands.h (operand_build_cmp): Declare.
24210 * tree-vn.c (vuses_compare): Remove.
24211 (sort_vuses): Use operand_build_cmp.
24212 (sort_vuses_heap): Likewise.
24213 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24214 to re-use old VEC if available. Do not sort already sorted VUSEs.
24215 (vdefs_to_vec): Do not sort already sorted VDEFs.
24217 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24219 PR middle-end/34694
24220 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24222 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24225 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24226 limitations of reciprocal sequences on x86 targets.
24228 2008-01-08 Richard Guenther <rguenther@suse.de>
24230 PR tree-optimization/34683
24231 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24233 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24236 * config/darwin.c (darwin_mergeable_string_section): Don't use
24237 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24239 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24242 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24243 negxf2. Macroize expander using X87MODEF mode iterator. Change
24244 predicates of op0 and op1 to register_operand.
24245 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24246 expander using X87MODEF mode iterator. Change predicates of
24247 op0 and op1 to register_operand.
24248 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24249 corresponding patterns and macroize using MODEF macro. Change
24250 predicates of op0 and op1 to register_operand and remove
24251 "m" constraint. Disparage "r" alternative with "!".
24252 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24253 macroize using X87MODEF macro. Change predicates of op0 and op1
24254 to register_operand and remove "m" constraint. Disparage "r"
24255 alternative with "!".
24256 (absneg splitter with memory operands): Remove.
24257 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24258 patterns and macroize using X87MODEF mode iterator.
24259 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24260 Change predicate of op1 to register_operand.
24261 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24262 for memory operands.
24264 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24266 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24268 2008-01-07 Richard Guenther <rguenther@suse.de>
24270 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24273 2008-01-07 Richard Guenther <rguenther@suse.de>
24275 PR tree-optimization/34683
24276 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24277 VOPs of the needed size to save memory. Use VEC_quick_push
24278 to save compile-time.
24279 (vdefs_to_vec): Likewise.
24281 2008-01-07 Sa Liu <saliu@de.ibm.com>
24283 * config/spu/spu.md (divdf3): Genetate inline code for double
24284 division. The implementation doesn't handle INF or NAN, therefore it
24285 only applies when -ffinite-math-only is given.
24287 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24290 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24291 * doc/cpp.texi ([Common Predefined Macros]): Document.
24293 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24295 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24296 order to use commutative addition instead of subtraction.
24298 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24299 Mircea Namolaru <namolaru@il.ibm.com>
24300 Vladimir Yanovsky <yanov@il.ibm.com>
24301 Revital Eres <eres@il.ibm.com>
24303 PR tree-optimization/34263
24304 * tree-outof-ssa.c (process_single_block_loop_latch,
24305 contains_tree_r): New functions.
24306 (analyze_edges_for_bb): Call process_single_block_loop_latch
24307 function to empty single-basic-block latch block if possible.
24309 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24311 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24313 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24315 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24317 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24319 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24321 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24323 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24325 PR tree-optimization/34618
24326 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24329 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24332 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24333 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24334 Update copyright year.
24336 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24337 Update copyright year.
24338 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24341 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24343 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24344 edge does not point to current bb before changing need_assert.
24346 2008-01-04 Richard Guenther <rguenther@suse.de>
24348 PR middle-end/34029
24349 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24350 for verifying purposes if they are is_gimple_min_invariant.
24352 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24354 PR tree-optimization/34448
24355 PR tree-optimization/34465
24356 * gimplify.c (gimplify_init_constructor): Add new parameter
24357 notify_temp_creation. Use it.
24358 (gimplify_modify_expr_rhs): Take volatiles into account when
24359 optimizing constructors.
24360 Do not optimize constructors if gimplify_init_constructor will dump to
24362 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24363 * gcc.c-torture/compile/pr34448.c: New.
24365 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24367 PR gcov-profile/34609
24368 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24369 return_slot if result is TREE_ADDRESSABLE.
24371 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24373 * config/mips/mips.md (sqrt_condition): Tweak comment.
24374 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24376 2008-01-03 Tom Tromey <tromey@redhat.com>
24379 * c-common.c (c_type_hash): Handle VLAs.
24381 2008-01-03 Jan Hubicka <jh@suse.cz>
24383 PR tree-optimization/31081
24384 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24385 0 when inlining and not inlining to first basic block.
24386 (remap_decl): When var is initialized to 0, don't set default_def.
24387 (expand_call_inline): Set entry_bb.
24388 * tree-inline.h (copy_body_data): Add entry_bb.
24390 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24393 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24396 PR tree-optimization/29484
24397 * tree-inline.c (inline_forbidden_p_2): New function.
24398 (inline_forbidden_p): Disallow inlining if some static var
24399 has an address of a local LABEL_DECL in its initializer.
24400 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24403 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24405 PR tree-optimization/34635
24406 * tree-data-ref.c (add_other_self_distances): Make sure that the
24407 evolution step is constant.
24409 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24411 PR middle-end/34608
24412 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24414 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24416 * tree-sra.c (scalarize_init): Insert the generate_element_init
24417 statements after the generate_element_zero statements.
24419 2008-01-02 Richard Guenther <rguenther@suse.de>
24421 PR middle-end/34093
24422 PR middle-end/31976
24423 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24424 for very large number of operands instead of ICEing.
24426 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24429 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24430 while stack probing.
24432 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24434 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24437 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24439 PR libmudflap/26442
24440 * tree-mudflap.c (mx_register_decls): Guard warning by
24441 !DECL_ARTIFICIAL check.
24443 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24445 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24446 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24447 sse5_perm<mode>): Fix constraints.