1 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
5 2008-10-02 Richard Guenther <rguenther@suse.de>
8 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
9 and VECTOR_TYPE recurse with useless_type_conversion_p which
10 properly handles void pointer conversion.
12 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
15 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
16 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
18 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
20 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
22 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
23 they translate to non builtins.
24 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
25 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
26 __builtin_vec_promote, __builtin_vec_extract, and
28 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
29 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
30 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
31 * config/rs6000/altivec.h (vec_extract): Define
34 (vec_promote): Define.
36 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
37 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
38 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
40 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
42 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
43 prototype. Add new parameter, blk.
44 Use BLKmode for the MEM if blk is true.
45 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
46 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
47 ALTIVEC_BUILTIN_STVRXL.
48 Update usage of altivec_expand_lv_builtin.
49 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
50 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
51 (altivec_init_builtins): If compiling for the Cell, also define the
53 * config/rs6000/rs6000.h (rs6000_builtins): Define
54 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
55 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
56 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
57 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
58 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
59 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
60 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
61 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
62 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
63 UNSPEC_STVRX, and UNSPEC_STVRXL.
64 (altivec_lvlx): New pattern.
65 (altivec_lvlxl): New pattern.
66 (altivec_lvrx): New pattern.
67 (altivec_lvrxl): New pattern.
68 (altivec_stvlx): New pattern.
69 (altivec_stvlxl): New pattern.
70 (altivec_stvrx): New pattern.
71 (altivec_stvrxl): New pattern.
72 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
73 (vec_lvlxl): Likewise.
74 (vec_lvrx): Define if PPU is defined.
75 (vec_lvrxl): Likewise.
76 (vec_stvlx): Define if PPU is defined.
77 (vec_stvlxl): Likewise.
78 (vec_stvrx): Define if PPU is defined.
79 (vec_stvrxl): Likewise.
81 2008-10-01 Geert Bosch <bosch@adacore.com>
83 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
85 2008-10-01 Richard Guenther <rguenther@suse.de>
87 PR tree-optimization/37617
88 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
89 do not add to the NEW_SETS.
91 2008-10-01 Richard Guenther <rguenther@suse.de>
94 * tree-vrp.c (execute_vrp): If we optimized away the default
95 case make sure to promote the label that got in place of it
96 to a default case label.
98 2008-10-01 Richard Henderson <rth@redhat.com>
101 * tree-complex.c (set_component_ssa_name): Don't optimize
102 is_gimple_min_invariant values with ssa_names in abnormal phis.
104 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
106 PR tree-optimization/37662
107 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
108 commutative binary operation if they are in the wrong order and
109 fold_build2 produces non-GIMPLE.
111 2008-09-30 Jakub Jelinek <jakub@redhat.com>
113 PR tree-optimization/37662
114 PR tree-optimization/37663
115 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
116 get_value_range with non-SSA_NAME. Don't assert operands have been
117 folded, instead just bail out.
119 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
121 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
123 2008-09-30 Richard Guenther <rguenther@suse.de>
126 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
127 build restrict-qualified pointers.
128 (vectorizable_store): Move alias check later.
129 (vectorizable_load): Likewise.
131 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
133 * c-common.c (empty_if_body_warning): Remove.
134 * c-common.h (empty_if_body_warning): Remove.
135 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
136 here the -Wempty-body warning for `if' and `else' statements.
137 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
139 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
141 * config/i386/i386.opt: Add msse2avx.
143 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
144 * config/i386/linux64.h (ASM_SPEC): Likewise.
146 * doc/invoke.texi: Document -msse2avx.
148 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
150 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
152 2008-09-29 Joseph Myers <joseph@codesourcery.com>
154 * ifcvt.c (noce_emit_store_flag): If using condition from original
155 jump, reverse it if if_info->cond was reversed.
157 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
159 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
160 non-constant memory if it cannot be forced to constant memory.
161 Overhaul surrounding code and factor out common condition.
163 2008-09-29 Jeff Law <law@redhat.com>
165 * reload1.c (alter_reg): Add missing curly braces.
167 2008-09-29 Michael J. Eager <eager@eagercon.com>
169 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
171 * config/rs6000/rs6000.c (rs6000_override_options): Move
172 rs6000_init_hard_regno_mode_ok after all options changed.
173 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
174 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
175 -msimple-fpu flags. Add warning messages if single FP not configured.
176 (rs6000_file_start): Output gnu_attribute for single-float.
177 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
178 (rs6000_legitimize_address): Likewise.
179 (rs6000_legitimize_reload_address): Likewise.
180 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
182 (function_arg_advance): Likewise (partial conversion).
183 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
184 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
186 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
187 (rs6000_emit_prologue): Likewise.
188 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
190 (rs6000_libcall_value): Likewise.
191 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
192 (TARGET_DOUBLE_FLOAT): New default to 1
193 (TARGET_SIMPLE_FPU): New default to 0
194 (TARGET_SINGLE_FPU): New default to 0
195 (TARGET_SINGLE_FLOAT_MODE): New.
196 (TARGET_DOUBLE_FLOAT_MODE): New.
197 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
198 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
200 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
201 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
202 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
203 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
204 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
205 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
206 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
207 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
208 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
209 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
210 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
211 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
212 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
213 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
214 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
215 cmptf_internal1, *cmptf_internal2): Condition on
217 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
218 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
219 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
220 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
221 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
222 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
224 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
225 * config/rs6000/rs6000.opt (-msingle-float): New.
226 (-mdouble-float): New.
228 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
229 -msingle-float, -mdouble-float, -msimple-fpu options.
230 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
231 _SOFT_DOUBLE for -msingle-float.
232 * config.gcc: New config for target=powerpc-xilinx-eabi.
234 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
236 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
238 (new_scop): Take entry and exit edge to define new SCoP.
239 (sd_region_p): New structure used during SCoP detection.
240 (move_scops): Delete.
241 (move_sd_regions): New.
242 (scopdet_info): Change the definition from edges back to basic_blocks.
243 (scopdet_edge_info): Work on basic_blocks and rename to
244 scopdet_basic_block_info.
245 (split_difficult_bb): At the moment removed. We should later
246 add it at another place.
247 (build_scops_1): Work on basic_blocks.
248 (bb_in_sd_region): New.
249 (find_single_entry_edge): New.
250 (find_single_exit_edge): New.
251 (create_single_entry_edge): New.
252 (sd_region_without_exit): New.
253 (create_single_exit_edge): New.
254 (unmark_exit_edges): New.
255 (mark_exit_edges): New.
256 (create_sese_edges): New.
257 (build_graphite_scops): New.
258 (build_scops): Make SCoPs SESE.
259 (limit_scops): Use the new functions.
261 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
263 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
265 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
268 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
269 address to a register before taking the lower part.
271 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
273 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
276 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
277 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
280 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
281 the newly created variable.
282 Create a VECTOR_CST of all 1s for vector types.
284 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
287 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
289 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
291 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
292 order to convert between modes.
293 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
295 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
297 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
300 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
303 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
307 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
309 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
310 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
311 them to yield false with MIPS16.
313 2008-09-26 Jakub Jelinek <jakub@redhat.com>
316 * dwarf2out.c (tls_mem_loc_descriptor): New function.
317 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
318 mem_loc_descriptor failed. Accept UNSPEC.
319 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
320 fail if one of the loc_descriptor calls for pieces failed.
321 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
322 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
323 if loc_descriptor_from_tree_1 on offset failed.
326 * opts.c (common_handle_option): Don't call print_specific_help with
327 CL_SAVE as first argument.
329 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
330 Steve Ellcey <sje@cup.hp.com>
332 * configure: Regenerate for new libtool.
335 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
337 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
338 alias set on MEM when saving stack pointer.
339 * config/rs6000/rs6000.md (allocate_stack): Likewise
341 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
343 PR tree-optimization/37574
344 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
345 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
346 instead of vector_type for constants. Take computation out of loop.
347 (vect_get_vec_def_for_operand): Use only vectype for constant case,
348 and use only vector_type for invariant case.
349 (get_initial_def_for_reduction): Use vectype instead of vector_type.
351 2008-09-25 Jakub Jelinek <jakub@redhat.com>
354 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
355 the decl is a VAR_DECL or FUNCTION_DECL.
357 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
360 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
361 (mark_ref_live, mark_ref_dead): Use them.
362 (def_conflicts_with_inputs_p): Remove.
363 (mark_early_clobbers): New function.
364 (process_bb_node_lives): Call preprocess_constraints and
367 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
369 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
372 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
373 (ira_compress_allocno_live_ranges): New prototype.
375 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
376 (coalesced_allocnos_living_at_program_points): New.
377 (coalesced_allocnos_live_at_points_p,
378 set_coalesced_allocnos_live_points): New functions.
379 (coalesce_spill_slots): Rewrite.
381 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
382 ira_compress_allocno_live_ranges): New functions.
384 * ira-build.c (ira_flattening): Call
385 ira_compress_allocno_live_ranges.
388 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
390 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
393 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
395 * combine.c (make_compound_operation): Handle the 'E' format.
396 (count_rtxs): Likewise.
397 (update_table_tick): Likewise.
398 (get_last_value_validate): Likewise.
400 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
402 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
404 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
406 * matrix-reorg.c (transform_allocation_sites): Initializers
407 added to avoid the warning.
409 2008-09-25 Martin Jambor <mjambor@suse.cz>
411 * cgraph.c (free_nodes): New variable.
412 (NEXT_FREE_NODE): New macro.
413 (cgraph_create_node): Reuse nodes from the free list. Do not
414 update uid if doing so.
415 (cgraph_remove_node): Add the node to the free list.
417 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
419 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
421 2008-09-24 Richard Henderson <rth@redhat.com>
423 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
424 * unwind-dw2.c (execute_stack_op): Handle it.
426 2008-09-24 David Edelsohn <edelsohn@gnu.org>
429 2008-09-24 Michael J. Eager <eager@eagercon.com>
431 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
433 * c-common.c (fname_decl): New location argument.
434 * c-common.h (fname_decl): Same.
435 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
437 (c_parser_typeof_specifier): Same.
438 (c_parser_parms_list_declarator): Same.
439 (c_parser_asm_string_literal): Same.
440 (c_parser_compound_statement_nostart): Same.
441 (c_parser_label): Same.
442 (c_parser_do_statement): Same.
443 (c_parser_asm_statement): Same.
444 (c_parser_unary_expression): Same.
445 (c_parser_sizeof_expression): Same.
446 (c_parser_postfix_expression): Same.
447 (c_parser_pragma): Same.
448 (c_parser_omp_clause_collapse): Same.
449 (c_parser_omp_clause_num_threads): Same.
450 (c_parser_omp_clause_schedule): Same.
451 (c_parser_omp_all_clauses): Same.
452 (c_parser_omp_sections_scope): Same.
453 (c_parser_omp_for_loop): Same. Pass condition's location to
454 c_objc_common_truthvalue_conversion.
455 (c_parser_enum_specifier): Remove comment.
457 2008-09-24 Michael J. Eager <eager@eagercon.com>
459 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
461 * config/rs6000/rs6000.c (rs6000_override_options): Move
462 rs6000_init_hard_regno_mode_ok after all options changed.
463 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
464 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
465 -msimple-fpu flags. Add warning messages if single FP not configured.
466 (rs6000_file_start): Output gnu_attribute for single-float.
467 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
468 (rs6000_legitimize_address): Likewise.
469 (rs6000_legitimize_reload_address): Likewise.
470 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
472 (function_arg_advance): Likewise.
473 (function_arg): Likewise.
474 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
475 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
477 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
478 (rs6000_emit_prologue): Likewise.
479 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
481 (rs6000_libcall_value): Likewise.
482 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
483 (TARGET_DOUBLE_FLOAT): New default to 1
484 (TARGET_SIMPLE_FPU): New default to 0
485 (TARGET_SINGLE_FPU): New default to 0
486 (TARGET_SINGLE_FLOAT_MODE): New.
487 (TARGET_DOUBLE_FLOAT_MODE): New.
488 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
489 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
491 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
492 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
493 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
494 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
495 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
496 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
497 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
498 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
499 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
500 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
501 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
502 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
503 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
504 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
505 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
506 cmptf_internal1, *cmptf_internal2): Condition on
508 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
509 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
510 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
511 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
512 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
513 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
515 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
516 * config/rs6000/rs6000.opt (-msingle-float): New.
517 (-mdouble-float): New.
519 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
520 -msingle-float, -mdouble-float, -msimple-fpu options.
521 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
522 _SOFT_DOUBLE for -msingle-float.
523 * config.gcc: New config for target=powerpc-xilinx-eabi.
525 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
527 * config/sparc/constraints.md: New file.
528 * config/sparc/sparc.md: Include it.
529 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
530 (sparc_extra_constraint_check): Delete.
531 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
532 (memory_ok_for_ldd): New predicate.
533 (sparc_extra_constraint_check): Delete.
534 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
535 (CONST_OK_FOR_LETTER_P): Likewise.
536 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
537 (EXTRA_CONSTRAINT): Likewise.
539 2008-08-23 Steve Ellcey <sje@cup.hp.com>
541 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
543 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
545 * alias.c (find_base_value): Use FIND_BASE_TERM.
546 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
548 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
550 * config/i386/i386.c: Include cselib.h.
551 (ix86_pic_register_p): New function.
552 (ix86_delegitimize_address): Use it to check for the PIC register.
554 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
556 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
557 * config/i386/i386.c (ix86_find_base_term): Don't check for
558 SYMBOL_REF and LABEL_REF.
560 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
562 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
563 constant PLUS in a CONST.
565 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
567 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
568 check for sibcall support for w64.
570 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
572 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
574 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
576 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
577 parser_build_binary_op.
578 * c-decl.c (build_enumerator): Pass location to build_binary_op.
579 * c-typeck.c (build_array_ref): Same.
580 (parser_build_unary_op): New location argument.
581 (pointer_diff): Pass location to build_binary_op,
582 c_objc_common_truthvalue_conversion.
583 (build_modify_expr): Same.
584 (build_unary_op): New location argument.
585 (build_binary_op): New location argument.
586 (c_objc_common_truthvalue_conversion): Pass location to
587 c_*common_truthvalue_conversion.
588 * c-convert.c (convert): Same.
589 * c-common.c (binary_op_error): New location argument.
590 (pointer_int_sum): Pass location to build_binary_op.
591 (c_common_truthvalue_conversion): New location argument.
592 (warn_for_sign_compare): Same.
593 * c-common.h: Add location argument to c_common_truthvalue_conversion,
594 binary_op_error, build_binary_op, warn_for_sign_compare.
595 * c-parser.c (c_parser_condition): Pass location to
596 c_*common_truthvalue_conversion.
597 (c_parser_conditional_expression): Save condition's location and pass
599 (c_parser_binary_expression): Same, but for the binary operator's
601 (c_parser_omp_for_loop): Pass location to
602 c_objc_common_truthvalue_conversion.
604 2008-09-23 Martin Jambor <mjambor@suse.cz>
606 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
607 (cgraph_node_remove_callees): New temporary f. Hold the next item
609 (cgraph_node_remove_callers): Likewise.
611 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
612 (ipa_node_removal_hook): Likewise.
614 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
615 gimple_call_copy_skip_args and moved to the gimple_call section.
616 * gimple.c (gimple_copy_call_skip_args): Renamed to
617 gimple_call_copy_skip_args. Changed al users.
619 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
621 * ira-color.c (start_allocno_priorities): Rename to
622 setup_allocno_priorities. Use costs and
623 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
624 range lengths. Get rid off doubles.
625 (ira_fast_allocations): Call start_allocno_priorities.
627 2008-09-22 David Daney <ddaney@avtrex.com>
630 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
631 register if TARGET_LONG_CALLS.
633 2008-09-22 Richard Guenther <rguenther@suse.de>
635 PR tree-optimization/37145
636 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
637 value-numbering union accesses with their offset and size only.
638 (visit_reference_op_load): Fix simplification of inserted conversions.
639 * tree-ssa-pre.c (find_or_generate_expression): Do not
640 recursively generate expressions if running FRE.
642 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
644 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
645 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
646 *baddu_di<mode>): New patterns.
648 2008-09-22 Richard Guenther <rguenther@suse.de>
650 PR tree-optimization/37145
651 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
652 (phi_translate_1): Constant fold references.
654 2008-09-22 Ira Rosen <irar@il.ibm.com>
656 PR tree-optimization/37482
657 * tree-vectorizer.h (struct _slp_instance): Add new field.
658 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
659 (get_earlier_stmt): New function.
660 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
662 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
663 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
664 asserts that GSI points to the scalar statement being vectorized.
665 Set new statement location according to GSI.
666 (vect_schedule_slp_instance): Use GSI of
667 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
669 2008-09-21 Jan Hubicka <jh@suse.cz>
671 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
672 (ipcp_insert_stage): Update dead_nodes bitmap.
674 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
677 * config/i386/t-cygming (SHLIB_LC): Remove.
678 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
679 * config/i386/t-cygwin (SHLIB_LC): Specify all required
682 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
686 * final.c (mark_symbol_ref_as_used): New helper function.
687 (output_operand): Instead of just looking inside MEMs for
688 SYMBOL_REFs, use new helper function and for_each_rtx.
689 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
690 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
691 Make head comment more general.
692 * config/darwin.c (machopic_output_indirection): Handle weak
693 references here, like in assemble_external.
695 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
697 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
698 (sparc_emit_float_lib_cmp): Change return type.
699 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
700 (gen_compare_operator): New function.
701 (sparc_emit_float_lib_cmp): Return the new operator to be used in
702 the comparison sequence. Minor tweaks.
703 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
704 that the final operator and the result of sparc_emit_float_lib_cmp
705 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
706 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
707 buneq, bunge, bunle, bltgt): Assert that the final operator and the
708 result of sparc_emit_float_lib_cmp match for software TFmode.
709 (movqicc, movhicc, movsicc, movdicc): Merge into...
710 (mov<I:mode>cc): ...this.
711 (movsfcc, movdfcc, movtfcc): Merge into...
712 (mov<F:mode>cc): ...this.
713 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
715 (mov<I:mode>_cc_v9): ...this.
716 (movdi_cc_sp64_trunc): Delete.
717 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
718 movdi_cc_reg_sp64): Merge into...
719 (mov<I:mode>_cc_reg_sp64): ...this.
720 (movsf_cc_sp64): Rename into...
721 (movsf_cc_v9): ...this.
722 (movdf_cc_sp64): Rename into...
723 (movdf_cc_v9): ...this.
724 (movtf_cc_hq_sp64): Rename into...
725 (movtf_cc_hq_v9): ...this.
726 (movtf_cc_sp64): Rename into...
727 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
729 2008-09-21 Diego Novillo <dnovillo@google.com>
731 * doc/gccint.texi: Include generic.texi and gimple.texi.
733 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
734 (GIMPLE): Move to gimple.texi.
735 (Annotations): Remove references to to stmt_ann_t and
737 (SSA Operands): Rename from 'Statement Operands'.
738 * doc/generic.texi: New.
739 * doc/gimple.texi: New.
740 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
742 * Makefile.in (TEXI_GCCINT_FILES):
743 * gimple.c (gimple_copy_call_skip_args): Rename from
744 giple_copy_call_skip_args. Update all users.
745 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
747 2008-09-21 Ira Rosen <irar@il.ibm.com>
749 PR tree-optimization/37539
750 * tree-vect-transform.c (vect_transform_strided_load): Save vector
751 statement in related statement field only for the first load of the
752 group of loads with the same data reference.
754 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
756 * config/mips/mips.h (TUNE_OCTEON): New macro.
757 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
758 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
759 * config/mips/octeon.md: New file.
760 * config/mips/mips.md: Include octeon.md. Restore
761 semi-alphabetical order of include files.
763 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
766 * config/i386/i386.md (*jcc_fused_1): Removed.
767 (*jcc_fused_2): Likewise.
768 (*jcc_fused_3): Likewise.
769 (*jcc_fused_4): Likewise.
771 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
773 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
774 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
775 * target.h (gcc_target): Add ira_cover_classes.
776 * ira.c: Remove IRA_COVER_CLASSES guards.
777 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
778 instead of IRA_COVER_CLASSES.
779 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
780 (setup_class_translate): Likewise.
781 (setup_reg_class_intersect_union): Likewise.
782 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
783 test of targetm.ira_cover_classes.
784 * opts.c (decode_options): Use targetm.ira_cover_classes instead
785 of IRA_COVER_CLASSES.
786 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
787 (TARGET_INITIALIZER): Include it.
788 * targhooks.h (default_ira_cover_classes): Declare.
789 * targhooks.c (default_ira_cover_classes): New function.
791 2008-09-19 Bob Wilson <bob.wilson@acm.org>
793 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
795 2008-09-19 Ian Lance Taylor <iant@google.com>
797 * varasm.c (narrowing_initializer_constant_valid_p): Return
798 NULL_TREE if ENDTYPE is not an integer.
800 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
803 * tree-ssa.c (execute_update_addresses_taken): Also update
804 DECL_GIMPLE_REG_P for vector and complex types.
806 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
807 Jan Hubicka <jh@suse.cz>
810 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
811 empty before freeing them.
812 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
814 2008-09-18 Bob Wilson <bob.wilson@acm.org>
816 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
817 * config/xtensa/predicates.md (tls_symbol_operand): New.
818 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
819 (TARGET_CANNOT_FORCE_MEM): Define.
820 (xtensa_tls_symbol_p): New.
821 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
822 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
823 (xtensa_tls_module_base): New.
824 (xtensa_call_tls_desc): New.
825 (xtensa_legitimize_tls_address): New.
826 (xtensa_legitimize_address): Handle TLS symbols.
827 (xtensa_tls_referenced_p_1): New.
828 (xtensa_tls_referenced_p): New.
829 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
831 (XTENSA_BUILTIN_THREAD_POINTER): New.
832 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
833 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
834 builtin. Add declarations for __builtin_thread_pointer and
835 __builtin_set_thread_pointer.
836 (xtensa_fold_builtin): Recognize new builtins.
837 (xtensa_expand_builtin): Expand new builtins.
838 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
839 (TARGET_THREADPTR): Define.
840 (HAVE_AS_TLS): Define default value.
841 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
842 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
843 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
844 (UNSPECV_SET_TP): New.
845 (sym_TPOFF, sym_DTPOFF): New.
846 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
847 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
848 * configure: Regenerated.
850 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
853 * config/ia64/ia64.c (ia64_optimization_options): Move
854 checking and setting flag_schedule_insns_after_reload and
855 ia64_flag_schedule_insns2 back to ...
856 (ia64_override_options): Here.
858 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
861 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
862 zero extend count after the correction to it is done.
863 (doloop_optimize): Update call to doloop_modify, don't zero extend
866 2008-09-18 Martin Jambor <mjambor@suse.cz>
868 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
870 * ipa-prop.c: Correct comments.
871 * ipa-prop.h: Likewise.
873 2008-09-18 Jan Hubicka <jh@suse.cz>
876 * ipa-reference.c (ipa_reference_local_vars_info_d,
877 ipa_reference_global_vars_info_d,
878 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
879 ipa_reference_vars_info_t): Move here from ipa-reference.h
880 (node_duplication_hook_holder, node_removal_hook_holder): New.
881 (get_reference_vars_info_from_cgraph): Rename to ...
882 (get_reference_vars_info): ... this one, use cgraph uids.
883 (get_local_reference_vars_info, get_global_reference_vars_info):
884 Use cgraph instead of decl.
885 (ipa_reference_get_read_local, ipa_reference_get_written_local):
887 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
888 ipa_reference_get_written_global,
889 ipa_reference_get_not_written_global): Use cgraph argument.
890 (check_call): Simplify avail check.
891 (scan_stmt_for_static_refs): Update.
892 (propagate_bits): Update.
893 (merge_callee_local_info): Remove.
894 (init_function_info): Use cgraph nodes.
895 (clean_function_local_data): Break out from ...
896 (clean_function): ... here.
897 (copy_local_bitmap, copy_global_bitmap): New functions.
898 (duplicate_node_data, remove_node_data): New functions.
899 (generate_summary): Register hooks; use visibility instead of
901 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
902 * ipa-reference.h (ipa_reference_local_vars_info_d,
903 ipa_reference_global_vars_info_d,
904 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
905 ipa_reference_vars_info_t): Move to ipa-reference.c
906 (ipa_reference_get_read_local, ipa_reference_get_written_local):
908 (ipa_reference_get_read_global, ipa_reference_get_written_global,
909 ipa_reference_get_not_read_global,
910 ipa_reference_get_not_written_global): Update prototype.
911 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
912 (init_state): Remove.
913 (node_duplication_hook_holder, node_removal_hook_holder): New.
914 (get_function_state, set_function_state): Use VECtor.
915 (analyze_function): Check body availability.
916 (add_new_function): Likewise.
917 (duplicate_node_data, remove_node_data): New.
918 (generate_summary): Register hooks; do not care about clones.
919 (propafate): Do not care about clones; recursive functions are
921 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
922 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
923 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
925 * tree-flow.h (function_ann_d): Remove reference_vars_info.
926 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
927 Update call of ipa-reference accesors.
929 2008-09-18 Simon Baldwin <simonb@google.com>
931 * c-opts.c (c_common_handle_option): Add handling for
932 -Wbuiltin-macro-redefined command line option.
933 * c.opt: Added builtin-macro-redefined option.
934 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
937 2008-09-18 Richard Guenther <rguenther@suse.de>
939 PR tree-optimization/37258
940 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
941 and signedness for integral types.
942 (vn_phi_eq): Require compatible types.
944 2008-09-18 Jakub Jelinek <jakub@redhat.com>
947 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
948 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
950 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
951 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
952 ggc_free other TREE_LIST nodes from that chain.
953 * function.c (instantiate_decls): Instantiate also DECL_RTL
954 of vars in cfun->local_decls, free that list afterwards.
956 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
958 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
959 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
961 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
963 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
964 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
966 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
968 PR tree-optimization/37102
969 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
970 from a node. Check to see if another PHI is dead.
971 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
972 remove real PHIs which have no uses.
973 (rewrite_out_of_ssa): Call eliminate_useless_phis.
975 2008-09-18 Richard Guenther <rguenther@suse.de>
978 * tree-cfg.c (remove_useless_stmts_1): Remove
979 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
981 2008-09-18 Nick Clifton <nickc@redhat.com>
983 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
984 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
985 to frv_secondary_reload_class.
986 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
987 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
988 (frv_secondary_reload_class): Omit unused parameter.
989 (frv_secondary_reload): New function. Handle the case when
990 secondary_reload_class() is called before the reload_(in|out)
991 _optabs have been initialised.
992 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
994 * config/frv/frv.md: Define an exclusion set between fr550_m0
997 2008-09-18 Richard Guenther <rguenther@suse.de>
999 PR tree-optimization/37456
1000 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1001 want to insert after ends a BB insert on the single fallthru
1004 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1006 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1007 Mention -march=z9-109, z9-ec and z10.
1009 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1011 PR rtl-optimization/37544
1012 * regrename.c (maybe_mode_change): Exit early when copy_mode
1013 is narrower than orig_mode and narrower than new_mode.
1015 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1018 * sched-int.h (struct _haifa_insn_data): Remove unused field
1021 * sched-rgn.c (ref_counts): Remove.
1022 (insn_referenced): New static variable.
1023 (INSN_REF_COUNT): Remove.
1024 (sched_run_compute_dependencies): Use insn_referenced instead of
1026 (add_branch_dependences): Likewise. Delete dead assignment.
1028 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1030 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1031 consumer is an asm. Add comment why this is important.
1032 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1033 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1036 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1038 * expr.c (emit_group_store): Do not shift before moving via a
1041 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1043 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1044 from aggregate to non-aggregate type if the bit pattern is not fully
1045 preserved afterwards.
1047 2008-09-17 Richard Guenther <rguenther@suse.de>
1049 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1050 (verify_gimple_assign): ... this. Split into ...
1051 (verify_gimple_assign_unary): ... this,
1052 (verify_gimple_assign_binary): ... that,
1053 (verify_gimple_assign_single): ... and this.
1054 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1055 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1056 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1057 (verify_types_in_gimple_reference): Be forgiving with
1059 (verify_gimple_phi): Deal with virtual operands.
1061 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1063 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1065 * tree.c (get_callee_fndecl): Don't call the language hook.
1066 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1067 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1068 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1070 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1072 * tree.c (protected_set_expr_location): Don't unnecessarily
1073 check for error_mark_node.
1075 2008-09-17 Art Haas <ahaas@impactweather.com>
1077 * ipa-reference.c (analyze_function): Declare step only if
1078 ENABLE_CHECKING is defined.
1080 2008-09-17 Jan Hubicka <jh@suse.cz>
1083 * tree.h (DECL_INLINE): remove.
1084 (DECL_DECLARED_INLINE_P): Update docs.
1085 (DECL_NO_INLINE_WARNING_P): new.
1086 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1087 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1089 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1090 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1093 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1096 2008-09-17 Jan Hubicka <jh@suse.cz>
1098 * ipa-reference.c (ipa_obstack): Remove.
1099 (local_info_obstack, global_info_obstack): New.
1100 (add_static_var): We now handle variables only.
1101 (mark_address_taken, mark_load, mark_store): New functions based on ...
1102 (check_operand): ... remove.
1103 (get_asm_stmt_operands): Rename to ...
1104 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1105 (scan_stmt_for_static_refs): Rewrite.
1106 (scan_op_for_static_refs): Rename to ...
1107 (scan_initializer_for_static_refs): do not look for VAR_DECL
1108 initializers; stop recursion on types and decls.
1109 (ipa_init): Use proper obstacks.
1110 (analyze_variable): Use scan_initializer_for_static_refs.
1111 (init_function_info): Use local obstack.
1112 (analyze_function): Simplify.
1113 (add_new_function): We don't need visited_nodes obstack.
1114 (generate_summary): Use proper obstacks; cleanup after propagation.
1116 2008-09-17 Richard Guenther <rguenther@suse.de>
1119 PR tree-optimization/37491
1120 * alias.c (get_alias_set): Use the canonical type.
1121 * tree-vect-transform.c (vectorizable_store): Use the type of
1122 the lhs for the vector type. Adjust checking.
1123 (vectorizable_load): Adjust checking.
1125 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1126 Adam Nemet <anemet@caviumnetworks.com>
1128 PR rtl-optimization/37483
1129 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1130 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1131 Rearrange code to better match the original comment. Check
1132 t_unconditional first. Improve comment.
1134 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1137 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1138 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1141 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1142 GIMPLE_TRY if cleanup sequence is empty.
1144 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1147 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1148 eliminate IV if the cost are the same.
1150 2008-09-16 Richard Guenther <rguenther@suse.de>
1153 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1156 2008-09-16 Richard Guenther <rguenther@suse.de>
1158 PR tree-optimization/37508
1159 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1161 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1163 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1165 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1167 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1168 use gen_floatdidf2 directly.
1169 (floatunssidf2): Likewise.
1170 (floatsidf_ppc64_mfpgpr): Remove.
1171 (floatsidf_ppc64): Remove.
1172 (floatunssidf_ppc64): Remove.
1174 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1176 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1177 rather than update_cost_queue.
1179 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1180 in every call starting with the second one, instead of only when
1181 alias_bitmap_obstack.elements != NULL.
1183 * tree-predcom.c (filter_suitable_components): Free all refs in
1184 act->refs vector before calling release_component.
1185 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1187 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1189 * tree-loop-linear.c (linear_transform_loops): Initialize
1190 lambda_obstack only after calling perfect_loop_nest_depth.
1191 Goto free_and_continue instead of just continue for later failures.
1194 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1197 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1199 2008-09-14 Andreas Schwab <schwab@suse.de>
1201 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1203 2008-09-14 Jan Hubicka <jh@suse.cz>
1205 * invoke.texi (-fconserve-stack): Document.
1206 * opts.c (decode_options): Handle conserve_stack.
1207 * common.opt (fconvserve_stack): New.
1209 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1211 * config.host: Add x-aix to host_xmake_file.
1212 * config/rs6000/t-aix52: Do not override LDFLAGS.
1213 * config/rs6000/x-aix: New file.
1215 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1221 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1222 is not recognized as a valid register usage. Allow REG_X to be used
1224 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1225 forces a reload when using a base register.
1227 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1229 * config/i386/cygming-crtend.c (register_frame_ctor): If
1230 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1231 directly with atexit.
1232 (deregister_frame_ctor): Rename to ...
1233 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1234 if !DEFAULT_USE_CXA_ATEXIT.
1236 2008-09-13 Jan Hubicka <jh@suse.cz>
1238 * cgraph.c: Include value-prof.h
1239 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1241 2008-09-13 Jan Hubicka <jh@suse.cz>
1244 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1245 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1246 tree_gen_one_value_profiler, tree_gen_average_profiler,
1247 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1249 2008-09-13 Jan Hubicka <jh@suse.cz>
1251 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1252 too many bytes on misalligned blocks.
1254 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1256 * doc/cfg.texi: Fix some typos.
1257 * doc/extend.texi: Likewise.
1258 * doc/install.texi: Likewise.
1259 * doc/invoke.texi: Likewise.
1260 * doc/rtl.texi: Likewise.
1261 * doc/tree-ssa.texi: Likewise.
1263 2008-09-13 Richard Guenther <rguenther@suse.de>
1266 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1267 gimple stores for memory rhs.
1269 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1271 PR rtl-optimization/37489
1272 * cse.c (fold_rtx): Don't return const_true_rtx for float
1273 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1275 2008-09-13 Jan Hubicka <jh@suse.cz>
1277 PR tree-optimization/37392
1278 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1280 2008-09-13 Martin Jambor <mjambor@suse.cz>
1281 Jan Hubicka <jh@suse.cz>
1283 * cgraph.c (free_edges): New variable.
1284 (NEXT_FREE_EDGE): New macro.
1285 (cgraph_free_edge): New function.
1286 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1287 (cgraph_node_remove_callees): Likewise.
1288 (cgraph_node_remove_callers): Likewise.
1289 (cgraph_create_edge): Reuse edges from the free list. Do not
1290 update uid if doing so.
1291 (cgraph_remove_*_hook): Add free call.
1293 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1295 * ira-color.c (conflict_allocno_vec): Delete.
1296 (update_cost_queue_elem): New structure.
1297 (update_cost_queue): New variable.
1298 (update_cost_queue_tail): Likewise.
1299 (update_cost_queue_elems): Likewise.
1300 (allocno_update_cost_check): Delete.
1301 (initiate_cost_update): Allocate update_cost_queue_elems
1302 instead of allocno_update_cost_check.
1303 (finish_cost_update): Update the free()s accordingly.
1304 (start_update_cost): New function.
1305 (queue_update_cost): Likewise.
1306 (get_next_update_cost): Likewise.
1307 (update_copy_costs_1): Inline into...
1308 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1309 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1310 once we've established they are equal. Don't allocate update
1311 costs if there is nothing to add to them.
1312 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1313 DIVISOR arguments. Use a queue instead of recursive calls;
1314 process all the allocnos in the initial queue, rather than
1316 (assign_hard_reg): Use queue_update_cost instead of
1317 conflict_allocno_vec. Queue coalesced allocnos instead
1318 of calling update_conflict_hard_regno_costs for each one.
1319 Just call update_conflict_hard_regno_costs once for the
1321 (ira_color): Remove conflict_allocno_vec handling.
1323 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1325 PR tree-optimization/37484
1326 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1327 (save_var_name): Same.
1328 (initialize_cloog_names): Same.
1329 (initialize_cloog_names): Same.
1331 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1333 * tree-scalar-evolution.c (set_instantiated_value): Set
1336 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1340 * ira-build.c (common_loop_tree_node_dominator): Remove.
1341 (copy_live_ranges_to_removed_store_destinations): New function.
1342 (regno_top_level_allocno_map): Move to top level from ...
1343 (ira_flattening): ... here. Use
1344 copy_live_ranges_to_removed_store_destinations.
1346 * ira-emit.c (generate_edge_moves): Fix a comment.
1348 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1351 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1352 scratch register after 'set' pattern.
1354 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1356 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1357 information passed to mark_reg_pointer.
1358 * explow.c (force_reg): Likewise.
1360 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1362 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1363 when building for the celledp architecture.
1365 2008-09-12 Richard Guenther <rguenther@suse.de>
1367 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1369 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1371 PR rtl-optimization/37424
1372 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1373 the regnos instead of the addresses.
1375 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1377 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1379 2008-09-11 Richard Guenther <rguenther@suse.de>
1381 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1382 entering the weaker equivalence recording.
1384 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1386 2008-09-11 Jeff Law <law@redhat.com>
1388 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1389 by assign_stack_local on the IRA path for stack slot sharing
1390 as well as the non-IRA path.
1392 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1394 * config/i386/i386.h: Fix whitespace issues.
1396 2008-09-11 Martin Jambor <mjambor@suse.cz>
1398 * ipa-prop.h (struct ipa_param_flags): Removed.
1399 (struct ipa_param_descriptor): New structure.
1400 (struct ipa_node_params): ipcp_lattices, param_decls and
1401 param_flags moved to ipa_param_description.
1402 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1403 descriptors. Renamed all users.
1404 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1405 changed to access descriptors. Renamed all users.
1406 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1407 to access descriptors. Renamed all users.
1408 * ipa-cp.c (ipcp_init_cloned_node): Call
1409 ipa_initialize_node_params instead of ipa_count_formal_params and
1410 ipa_create_param_decls_array.
1411 (ipcp_analyze_node): Likewise.
1412 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1413 descriptors. Renamed all users.
1414 (ipcp_initialize_node_lattices): Remove allocation.
1415 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1416 ipa_initialize_node_params instead of ipa_count_formal_params and
1417 ipa_create_param_decls_array.
1418 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1419 ipa_populate_param_decls, made static, added parameter info,
1420 renamed mt to node, removed allocation, changed to use
1422 (ipa_count_formal_params): Made static, added parameter info,
1424 (ipa_initialize_node_params): New function.
1425 (ipa_check_stmt_modifications): Changed to use descriptors.
1426 (ipa_detect_param_modifications): Removed allocation, changed to
1428 (ipa_note_param_call): Changed to use descriptors.
1429 (ipa_analyze_params_uses): Removed allocation.
1430 (ipa_free_node_params_substructures): Changed to use descriptors.
1431 (ipa_edge_duplication_hook): Use the unused attribute.
1432 (ipa_node_duplication_hook): Use the unused attribute, changed to
1433 use descriptors, changed to duplicate descriptors.
1435 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1436 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1437 indirect inlining. Made static.
1438 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1439 functions called only once.
1440 (cgraph_decide_recursive_inlining): Don't call
1441 ipa_propagate_indirect_call_infos, pass new_edges to
1442 cgraph_mark_inline_edge instead.
1443 (cgraph_decide_inlining_of_small_functions): Don't call
1444 ipa_propagate_indirect_call_infos, pass new_edges to
1445 cgraph_mark_inline_edge instead.
1446 (cgraph_decide_inlining): Don't call
1447 ipa_propagate_indirect_call_infos.
1448 * ipa-prop.c: Check that vectors are allocated.
1450 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1451 iff a new cgraph edges have been created.
1452 (cgraph_decide_inlining): New variable redo_always_inline.
1453 Flattening and always_inlining loop until callgraph stabilizes.
1454 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1455 true iff new cgraph edges have been created.
1456 (propagate_info_to_inlined_callees): Likewise.
1457 (ipa_propagate_indirect_call_infos): Likewise.
1459 2008-09-11 Richard Guenther <rguenther@suse.de>
1461 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1462 (set_prologue_iterations): Likewise.
1463 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1465 (vect_update_init_of_dr): Likewise.
1466 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1468 * fold-const.c (fold_unary): Do not generate calculations
1471 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1473 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1474 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1475 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1477 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1479 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1480 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1481 before finalizing the changes.
1482 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1484 (simplify_truth_ops_using_ranges): New.
1485 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1486 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1487 whether a simplification was made.
1488 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1489 use a switch statement and also call simplify_truth_ops_using_ranges.
1491 2008-09-11 Jan Hubicka <jh@suse.cz>
1493 * ggc-common.c (loc_array): Make static.
1494 * dce.c (rest_of_handle_ud_dce): Free worklist.
1496 2008-09-11 Jan Hubicka <jh@suse.cz>
1498 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1499 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1500 function so we are sure we do not dangle it forever.
1501 * function.c (outer_function_chain, find_function_data): Remove.
1502 (function_context_stack): New.
1503 (push_function_context, pop_function_context): Update.
1504 * function.h (struct function): Remove pointer outer.
1505 (outer_function_chain, find_function_data): Remove.
1506 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1508 2008-09-11 Jan Hubicka <jh@suse.cz>
1511 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1513 2008-09-11 Jan Hubicka <jh@suse.cz>
1515 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1517 2008-09-11 Jan Hubicka <jh@suse.cz>
1519 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1520 (free_var_map_entry): New function.
1521 (redirect_edge_var_map_destroy): Use it.
1523 2008-09-11 Jan Hubicka <jh@suse.cz>
1526 * tree-inline.c (add_lexical_block): Replace with ...
1527 (prepend_lexical_block): ... prepend at begginig.
1528 (remap_blocks): Use it and reverse later.
1529 (expand_call_inline): Use prepend_lexical_block.
1531 2008-09-11 Jan Hubicka <jh@suse.cz>
1533 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1535 2008-09-11 Jan Hubicka <jh@suse.cz>
1537 * function.c (free_after_compilation): Call insn_locators_free.
1538 * cfglayout.c (insn_locators_free): New function.
1539 * rtl.h (insn_locators_free): Declare.
1541 2008-09-11 Jan Hubicka <jh@suse.cz>
1543 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1545 (cond_move_process_if_block): Update call.
1547 2008-09-11 Jan Hubicka <jh@suse.cz>
1549 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1550 * vec.c: Include hashtab.h
1551 (vec_descriptor, ptr_hash_entry): New structures.
1552 (vec_desc_hash, vec_ptr_map): New static variables.
1553 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1554 register_overhead, free_overhead, vec_heap_free): New functions.
1555 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1556 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1557 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1560 2008-09-11 Ira Rosen <irar@il.ibm.com>
1562 PR tree-optimization/37474
1563 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1564 length of load permutation.
1566 2008-09-11 Andreas Schwab <schwab@suse.de>
1568 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1570 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1573 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1574 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1575 simplify_gen_subreg.
1577 2008-09-11 Ira Rosen <irar@il.ibm.com>
1579 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1582 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1585 * gimplify.c (gimplify_body): Call default_rtl_profile.
1588 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1589 instead of tok->val.node if not expanding to something else. Handle
1590 intervening CPP_PADDING tokens.
1591 (altivec_categorize_keyword): Remove unneeded comparisons.
1593 2008-09-10 Richard Guenther <rguenther@suse.de>
1595 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1597 2008-09-10 Richard Guenther <rguenther@suse.de>
1600 * tree-inline.c (insert_init_stmt): Make sure to not
1601 insert invalid gimple stores.
1603 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1605 PR tree-optimization/37388
1606 * toplev.c (process_options): Fail and warn when graphite
1607 flags are used, but the compiler has not been configured
1608 with graphite libraries.
1609 * graphite.c (graphite_transform_loops): Remove printfs
1610 to dump_file for the case when graphite is not available.
1612 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1615 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1616 the even element into register.
1617 (ix86_expand_vector_init_general): Don't use
1618 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1619 if we can't move from GPR to SSE register directly.
1621 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1623 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1624 not lose track of the number of NOPs needed. Number of NOPs needed
1625 for sync vs. loads workaround was switched; corrected. Run second
1626 pass for all workarounds. No NOPs needed after call insns. Change
1627 second pass to use find_next_insn_start and find_load helpers in order
1628 to properly detect parallel insns.
1629 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1631 2008-09-10 Jan Hubicka <jh@suse.cz>
1633 * value-prof.c (gimple_ic): Fix tuplification bug.
1634 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1637 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1639 PR tree-optimization/37353
1640 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1641 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1642 calls instead of cond_dead_built_in_calls.
1643 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1644 initalize the vector only before adding first entry. Use VEC_safe_push
1645 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1646 shrink_wrap_conditional_dead_built_in_calls call.
1648 2008-09-10 Ira Rosen <irar@il.ibm.com>
1650 PR tree-optimization/37385
1651 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1652 argument, and use it as a vector type if not NULL.
1653 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1655 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1656 additional argument.
1657 (vectorizable_load): Likewise.
1659 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1661 * config/i386/i386.md (SWI32): New mode iterator.
1662 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1665 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1667 PR rtl-optimization/37435
1668 * caller-save.c (insert_restore, insert_save): Check the mode by
1671 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1674 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1676 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1679 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1681 * doc/invoke.texi (ARM Options): Correct errors in discussion
1682 of -mfloat-abi, -mhard-float, and -msoft-float.
1684 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1685 Jan Hubicka <jh@suse.cz>
1688 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1689 calling gimple_regimplify_operands on it. Iterate over all newly
1690 added statements, not just the last one.
1691 (insert_init_stmt): Insert stmt into seq first, then call
1692 gimple_regimplify_operands on it. Don't create new gimplification
1693 context, nor find referenced vars.
1695 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1698 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1699 to pointer to vector pointer.
1700 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1701 propagate_info_to_inlined_callees): Likewise.
1702 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1703 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1704 ipa_check_create_edge_args.
1705 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
1706 argument to pointer to vector pointer.
1707 (cgraph_decide_inlining_of_small_function): Adjust
1708 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1712 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1713 optimizing for size, not speed.
1715 PR rtl-optimization/37408
1716 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1717 if parm is promoted.
1719 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1721 PR tree-optimization/37375
1722 * tree-scalar-evolution.c (scev_info_str): Add field
1724 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1725 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1726 set_instantiated_value): Pass instantiated_below.
1727 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1729 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1730 the definitions are not instantiated.
1732 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1733 (block_before_loop): New.
1734 * tree-data-ref.c (dr_analyze_indices): Update uses of
1736 * graphite.c (block_before_scop): New.
1737 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1738 basic block, not a loop for determining the parameters.
1739 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1741 (idx_record_params, find_params_in_bb, find_scop_parameters,
1742 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1743 to instantiate_scev.
1745 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1747 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1751 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1753 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1754 Check zero freq and increase if necessary.
1756 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1758 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1759 regno is in the right range. Add comments.
1761 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1763 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1765 * mips-tfile.c (copy_object): Cast alloca result to int *.
1766 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1768 Rename class to sclass.
1769 (read_tfile): Cast read_seek return values to proper types.
1770 Cast xcalloc return value to proper type.
1772 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1774 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1775 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1776 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1778 2008-09-09 Jan Hubicka <jh@suse.cz>
1780 * profile.c (is_edge_inconsistent): Add debug output; ignore
1781 negative count on fake edges.
1782 (is_inconsistent): Add debug output.
1784 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1786 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1788 (choose_ready): When first insn is chosen from the ready list, also
1791 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1793 PR rtl-optimization/37360
1794 * haifa-sched.c (max_issue): Do not assert that we never issue more
1795 insns than issue_rate. Add comment.
1797 2008-09-09 Richard Guenther <rguenther@suse.de>
1799 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1800 (verify_types_in_gimple_call): Rename to ...
1801 (verify_gimple_call): ... this. Enhance.
1802 (verify_types_in_gimple_cond): Remove.
1803 (verify_gimple_comparison): New function ...
1804 (verify_types_in_gimple_assign): ... split out from here.
1805 (verify_types_in_gimple_return): Rename to ...
1806 (verify_gimple_return): ... this. Enhance.
1807 (verify_types_in_gimple_switch): Rename to ...
1808 (verify_gimple_switch): ... this. Enhance.
1809 (verify_gimple_goto): New function.
1810 (verify_types_in_gimple_phi): Rename to ...
1811 (verify_gimple_phi): ... this. Enhance.
1812 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1813 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1814 (verify_types_in_gimple_seq_2): Remove cases handled in
1815 verify_types_in_gimple_stmt.
1817 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1819 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1820 (push_multiple_operation, pop_multiple_operation): Set it.
1821 (workaround_rts_anomaly): New function.
1822 (workaround_speculation): New function, broken out of bfin_reorg.
1823 (bfin_reorg): Call the new functions.
1825 2008-09-09 Richard Guenther <rguenther@suse.de>
1829 * gimplify.c (gimplify_conversion): Change conversions of
1830 non-register type to VIEW_CONVERT_EXPRs.
1831 (gimplify_addr_expr): If we need to make the operand
1832 addressable make sure to use a properly initialized
1833 temporary for that so it gets a valid gimple store.
1835 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1837 * function.h (struct function): Add function_start_locus.
1838 * cfgexpand.c (gimple_expand_cfg): Use it.
1839 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1841 2008-09-09 Richard Guenther <rguenther@suse.de>
1843 PR tree-optimization/37433
1844 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1847 2008-09-09 Richard Guenther <rguenther@suse.de>
1849 PR tree-optimization/37387
1850 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1851 and bits to a common type.
1853 2008-09-09 Nick Clifton <nickc@redhat.com>
1855 * config/v850/v850.md (return): Restore frame size restriction.
1857 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1859 * c-common.c (c_expand_decl): Remove.
1860 * c-common.h (anon_aggr_type_p): Remove prototype.
1861 (DECL_ANON_UNION_ELEMS): Remove.
1862 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1863 * c-decl.c (anon_aggr_type_p): Remove.
1864 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1865 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1866 * langhooks.h (struct lang_hooks): Remove expand_decl.
1867 * langhooks.c (lhd_expand_decl): Remove.
1868 * stmt.c (expand_anon_union_decl): Remove.
1869 * tree.h (expand_anon_union_decl): Remove prototype.
1871 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1874 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1876 * config/avr/avr.md (QISI) : Define mode iterator.
1877 (negated_tst<mode>) : Redefine as split using mode macro.
1878 (reversed_tstqi): Define insn as reversed compare with zero.
1879 (reversed_tsthi): Ditto.
1880 (reversed_tstsi): Ditto.
1882 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1885 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1886 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1889 * predict.c (optimize_function_for_size_p): Don't segfault if
1891 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1892 tree_swap_operands_p): Don't test cfun != NULL before calling
1893 optimize_function_for_s*_p.
1895 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1897 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1900 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1902 * crx/crx.h (IRA_COVER_CLASSES): Define.
1904 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1907 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1908 even when a stmt has been gimple_modified_p, but after fold_stmt is
1909 not any longer. Remove unneeded may_have_exposed_new_symbols
1912 2008-09-08 Richard Guenther <rguenther@suse.de>
1914 PR tree-optimization/37421
1915 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1918 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1921 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1923 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1926 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1927 * pa-hpux10.h (LINK_SPEC): Likewise.
1928 * pa-hpux11.h (LINK_SPEC): Likewise.
1930 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1932 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1933 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1935 2008-09-07 Helge Deller <deller@gmx.de>
1937 * pa/linux-atomic.c: New file.
1938 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1939 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1941 2008-09-07 Richard Guenther <rguenther@suse.de>
1942 Ira Rosen <irar@il.ibm.com>
1944 PR tree-optimization/36630
1945 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1946 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1948 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1949 Ira Rosen <irar@il.ibm.com>
1951 PR tree-optimization/35642
1952 * config/rs6000/altivec.md (mulv8hi3): Implement.
1954 2008-09-06 Jeff Law <law@redhat.com>
1956 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1958 2008-09-06 Jan Hubicka <jh@suse.cz>
1960 PR tree-optimization/14703
1961 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1963 * passes.c (init_optimization_passes): Recompute inline parameters.
1965 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1967 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1970 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1971 Peter Fuerst <post@pfrst.de>
1973 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1974 * doc/extend.texi: Document __builtin_mips_cache.
1975 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1976 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1977 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1978 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1979 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1980 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1981 (set_push_mips_isas): New variable.
1982 (mips_r10k_cache_barrier): New variable.
1983 (cache): New availability predicate.
1984 (mips_builtins): Add an entry for __builtin_mips_cache.
1985 (mips_build_cvpointer_type): New function.
1986 (MIPS_ATYPE_CVPOINTER): New macro.
1987 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1989 (r10k_simplified_address_p, r10k_simplify_address)
1990 (r10k_uncached_address_p, r10k_safe_address_p)
1991 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1992 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1993 (r10k_insert_cache_barriers): New functions.
1994 (mips_reorg_process_insns): Delete cache barriers after a
1995 branch-likely instruction.
1996 (mips_reorg): Call r10k_insert_cache_barriers.
1997 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1998 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1999 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2000 (mips_cache, r10k_cache_barrier): New define_insns.
2002 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2004 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2005 * ira-color.c (setup_allocno_left_conflicts_num): Use
2006 hard_reg_set_equal_p instead of a comparison with
2007 ira_zero_hard_reg_set.
2008 * ira.c (setup_reg_subclasses): Likewise.
2009 (setup_cover_and_important_classes): Likewise.
2010 (setup_class_translate): Likewise.
2011 (setup_reg_class_intersect_union): Likewise.
2012 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2013 (ira_init_once): Don't initialize them.
2015 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2017 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2019 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2021 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2023 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2025 Improved branch hints, safe hints, and scheduling.
2027 * haifa-sched.c (sched_emit_insn) : Define.
2028 * sched-int.h (sched_emit_insn) : Add prototype.
2029 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2030 -mhint-max-distance -msafe-hints) : Document.
2031 * config/spu/spu.c (spu_flag_var_tracking): New.
2032 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2033 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2034 TARGET_ASM_FILE_START): Define.
2035 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2036 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2037 (spu_emit_branch_hint): Add blocks argument.
2038 (insert_branch_hints, insert_nops): Remove.
2039 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2040 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2041 spu_sched_reorder, asm_file_start): New functions.
2042 (clock_var, spu_sched_length, pipe0_clock,
2043 pipe1_clock, prev_clock_var, prev_priority,
2044 spu_ls_first, prev_ls_clock): New static variables.
2045 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2046 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2047 (nopn_nv): Add a non-volatile version of nop.
2048 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2049 -mhint-max-distance, -msafe-hints): New options.
2051 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2052 Samuel Tardieu <sam@rfc1149.net>
2054 * opts.c (decode_options): Combine nested if statements.
2057 * opts.c (decode_options): Handle more relationships among
2058 unit-at-a-time, toplevel-reorder, and section-anchors.
2060 2008-09-05 David Daney <ddaney@avtrex.com>
2062 * doc/install.texi (--enable-reduced-reflection): Document new option.
2064 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2066 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2068 (constantpool_operand): New.
2069 (move_operand): Disallow sub-word modes for the constant pool.
2070 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2071 (xtensa_secondary_reload_class): Replace with....
2072 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2073 Set icode for sub-word reloads from the constant pool.
2074 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2075 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2076 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2077 * config/xtensa/xtensa-protos.h: Update prototypes.
2079 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2081 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2082 (REG_CLASS_NAMES): Update.
2083 (REG_CLASS_CONTENTS): Update.
2084 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2085 of ALL_REGS for regs 77 and 78.
2086 * function.c (instantiate_virtual_regs_in_insn): Assert that
2087 return value of simplify_gen_subreg is not NULL.
2089 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2091 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2092 (gen_rtvec_v): Fix coding standards.
2094 2008-09-04 Jan Hubicka <jh@suse.cz>
2096 * i386.c (decide_alg): Be more conservative about optimizing for size.
2098 2008-09-04 Ian Lance Taylor <iant@google.com>
2100 * varasm.c (narrowing_initializer_constant_valid_p): New
2102 (initializer_constant_valid_p): Call it.
2104 2008-09-04 Jeff Law <law@redhat.com>
2106 * fold-const.c (native_encode_real): Fix computation of WORDS.
2107 (native_interpret_real): Likewise.
2109 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2111 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2113 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2115 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2116 that the cost is already taken into account in ira-costs.c
2118 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2120 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2121 ira_debug_copies): New.
2122 (ira_bulid): Call print_copies.
2124 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2126 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2129 * config/rs6000/rs6000.c (optimization_options): Remove check of
2130 flag_toplevel_order.
2132 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2134 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2135 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2136 second operand is a reg_imm10_operand.
2137 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2138 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2139 (*seq_<GPR:mode><GPR2:mode>): Rename to
2140 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2142 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2143 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2145 (*sne_<GPR:mode><GPR2:mode>): Rename to
2146 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2149 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2151 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2152 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2153 combining an arithmetic right shift by more than 31 and a
2154 trunction. Don't match for out-of-range shift amounts. Set
2155 attribute mode to <MODE>.
2156 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2157 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2158 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2159 shifts by less than 32.
2160 (extv): Change predicate on first operand to accept registers.
2161 Change predicate of the other operands from immediate_operand to
2162 const_int_operand. Expand exts when source is a register.
2163 (extzv): Change predicate of the constant operands from
2164 immediate_operand to const_int_operand.
2165 (extzv<mode>): Change predicate of the constant operands from
2166 immediate_operand to const_int_operand and no constraint. Also
2168 (*extzv_trunc<mode>_exts): New pattern.
2170 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2172 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2173 * config/mips/mips-protos.h (mask_low_and_shift_p,
2174 mask_low_and_shift_len): Declare.
2175 * config/mips/mips.c (mask_low_and_shift_p,
2176 mask_low_and_shift_len): New functions.
2177 (mips_print_operand): Handle new operand prefix "m".
2178 * config/mips/mips.md (*cins<mode>): New pattern.
2180 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2182 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2183 optimizing for size.
2185 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2187 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2188 regardless of epilogue_completed.
2190 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2193 * ira-lives.c (process_bb_node_lives): Check setjmp.
2195 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2198 * ira-build.c (form_loop_tree): Reverse BB walk.
2199 (create_bb_allocnos): Likewise.
2200 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2201 (mark_reg_store): Rename to...
2202 (mark_ref_live): ...this and take a df_ref argument instead of
2203 note_stores arguments. Assert that we have a register.
2204 (mark_reg_clobber): Delete.
2205 (def_conflicts_with_inputs_p): New function.
2206 (mark_reg_conflicts): Delete.
2207 (mark_reg_death): Rename to...
2208 (mark_ref_dead): ...this and take a df_ref argument instead of
2209 a register. Assert that we have a register.
2210 (process_bb_node_lives): Hoist frequency calculation out of
2211 instruction walk. Convert from a forwards scan to a backwards scan.
2212 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2213 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2214 (create_allocno_live_ranges): Don't create regs_set.
2216 2008-09-04 Ian Lance Taylor <iant@google.com>
2218 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2219 or REG_LABEL_TARGET.
2220 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2221 comparing MODE with MEM.
2222 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2223 comparing with GF_PREDICT_TAKEN.
2224 (gimple_get_lhs): Change code to enum gimple_code.
2225 (gimple_set_lhs): Likewise.
2226 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2227 * omp-low.c (find_omp_clause): Change kind parameter to enum
2229 * tree-flow.h (find_omp_clause): Update declaration.
2230 * regrename.c (clear_dead_regs): Change kind parameter to enum
2232 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2234 * see.c (see_get_extension_data): Change return type to enum
2235 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2236 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2237 (see_gen_normalized_extension): Change extension_code parameter to
2239 (see_seek_pre_extension_expr): Change extension_code to enum
2241 (see_merge_one_def_extension): Likewise.
2242 (see_handle_relevant_defs): Likewise.
2243 (see_handle_relevant_uses): Likewise.
2244 (see_analyze_one_def): Likewise.
2245 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2246 GIMPLE_ASM rather than ASM_EXPR.
2247 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2248 GIMPLE_RETURN rather than RETURN_EXPR.
2249 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2250 (evaluate_stmt): Likewise.
2251 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2252 to enum vect_relevant.
2253 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2254 compare gimple codes with tree codes.
2256 2008-09-04 Paul Brook <paul@codesourcery.com>
2258 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2260 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2262 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2263 pointer check lost in the recent no-unit-at-a-time patch.
2265 2008-09-04 Jan Hubicka <jh@suse.cz>
2268 * tree-switch-conversion.c (check_final_bb): Accept only IP
2271 2008-09-04 Jan Hubicka <jh@suse.cz>
2273 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2275 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2276 using_ranges argument.
2277 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2278 (vrp_visit_cond_stmt): Update call of
2279 vrp_evaluate_conditional_warnv_with_ops
2281 2008-09-04 Jan Hubicka <jh@suse.cz>
2283 PR tree-optimization/37345
2284 PR tree-optimization/37358
2285 PR tree-optimization/37357
2286 * tree.c (build_function_type_skip_args): Build distinct type copy;
2288 (build_function_decl_skip_args): Set type of new decl not orig decl;
2289 clear DECL_VINDEX for methods turned into functions.
2291 2008-09-04 Nick Clifton <nickc@redhat.com>
2293 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2294 * configure: Regenerate.
2295 * config.in: Regenerate.
2296 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2297 alignment field, if it is supported.
2299 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2301 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2304 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2306 * config/rs6000/rs6000.c (processor_target_table): Do not
2307 enable VMX for POWER6.
2309 2008-09-03 Anton Blanchard <anton@samba.org>
2311 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2312 emit memory barrier before operation.
2314 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2317 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2318 default_elf_asm_output_external.
2320 2008-09-03 Jeff Law <law@redhat.com>
2322 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2324 2008-09-03 Richard Henderson <rth@redhat.com>
2326 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2327 memory barrier to below the test-and-set.
2328 (alpha_split_lock_test_and_set_12): Likewise.
2330 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2334 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2337 * ira-color.c (print_loop_title): Use all_allocnos.
2338 (color_pass): Ditto. Don't add border_allocnos. Check that
2339 subloop allocno in the correspdoning bitmap all_allocnos.
2341 * ira-emit.c (change_loop): Use all_allocnos.
2343 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2345 (ira_create_allocno): Set up all_allocnos bit for the created
2347 (create_cap_allocno): Remove setting mentioned_allocnos.
2348 (create_insn_allocnos): Ditto.
2349 (remove_unnecessary_allocnos): Use all_allocnos.
2350 (check_allocno_creation): Check that allocnos are in the
2351 corresponding bitmap all_allocnos.
2353 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2357 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2358 (process_regs_for_copy): Process subregs. Refine check when cost
2359 is taken into account in ira-costs.c.
2360 (process_reg_shuffles): Use REG_SUBREG_P.
2361 (add_insn_allocno_copies): Ditto. Ignore modes.
2363 * ira-color.c (conflict_allocno_vec): New.
2364 (COST_HOP_DIVISOR): New macro.
2365 (update_copy_costs_1): Use it.
2366 (update_conflict_hard_regno_costs): New function.
2367 (assign_hard_reg): Use it.
2368 (ira_color): Allocate and free conflict_allocno_vec.
2370 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2374 * ira-int.h (ira_sort_insn_chain): Remove.
2376 * ira.c (basic_block_order_nums, chain_insn_order,
2377 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2378 (ira): Don't call ira_sort_insn_chain.
2380 * reload1.c (reload): Don't call ira_sort_insn_chain.
2382 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2385 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2386 which become non throw.
2387 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2388 update_call_expr after updating the flags on the decl.
2390 2008-09-03 Jan Hubicka <jh@suse.cz>
2392 PR tree-optimization/37315
2393 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2394 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2395 (cgraph_analyze_functions): Use node->analyzed
2396 (cgraph_mark_functions_to_output): Likewise.
2397 (cgraph_expand_function): All functions can be released after
2399 (cgraph_optimize): Use gimple_has_body_p.
2400 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2401 (cgraph_decide_inlining_incrementally): Likewise.
2402 (inline_transform): Inline transform.
2403 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2405 (inlinable_function_p): Drop gimple_body check.
2406 (expand_call_inline): Use gimple_has_body_p.
2407 * gimple.c (gimple_has_body_p): New.
2408 * gimple.h (gimple_has_body_p): Add prototype.
2409 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2410 (dump_function_to_file): Use gimple_has_body_p check.
2412 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2415 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2417 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2419 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2421 From Michael Frysinger <michael.frysinger@analog.com>
2422 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2423 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2426 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2429 * doc/extend.texi: Document picoChip builtin functions.
2430 * doc/invoke.texi: Document picoChip options.
2431 * doc/contrib.texi: Add picoChip contribution.
2432 * doc/md.texi: Document picoChip constraints.
2433 * config.gcc: Add picochip-*-*.
2434 * config/picochip/: Add new port.
2436 2008-09-03 Richard Guenther <rguenther@suse.de>
2438 PR tree-optimization/37328
2439 * tree-sra.c (sra_build_assignment): Gimplify properly.
2440 (generate_copy_inout): Take the correct stmt as definition,
2441 remove bogus assert.
2443 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2445 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2448 From Michael Frysinger <michael.frysinger@analog.com>
2449 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2451 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2453 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2454 (__gthread_setspecific): Revert 2008-08-31 change to
2455 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2457 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2459 * diagnostic.c (error_at): New.
2460 * toplev.h (error_at): New prototype.
2461 * c-typeck.c (build_array_ref): Call error_at instead of error.
2462 Pass location to pedwarn.
2464 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2466 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2468 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2470 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2471 VAR_DECL and CONST_DECL.
2473 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2474 Jakub Jelinek <jakub@redhat.com>
2476 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2477 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2478 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2479 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2480 Don't set ix86_save_varrargs_registers.
2481 (ix86_setup_incoming_varargs): Assume cum != NULL.
2482 (ix86_va_start): Check ix86_varargs_gpr_size and
2483 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2484 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2485 from frame pointer if ix86_varargs_gpr_size == 0.
2486 (ix86_compute_frame_layout): Updated.
2487 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2488 (ix86_varargs_gpr_size): Define.
2489 (ix86_varargs_fpr_size): Likewise.
2490 (machine_function): Remove save_varrargs_registers.
2491 Add varargs_gpr_size and varargs_fpr_size.
2493 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2495 * config/alpha/alpha.c (va_list_skip_additions,
2496 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2497 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2500 PR tree-optimization/36766
2501 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2502 for already removed basic blocks.
2505 * real.c (real_maxval): Clear a lower bit to make real_maxval
2506 match get_max_float for IBM long double format.
2508 2008-09-02 Andreas Schwab <schwab@suse.de>
2510 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2511 * configure: Regenerate.
2513 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2515 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2516 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2517 checking for a non-VOID CONSTANT_P.
2519 2008-09-02 Jan Hubicka <jh@suse.cz>
2521 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2522 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2525 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2527 * expr.c (emit_group_store): Don't assert stack temp mode size.
2529 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2530 Tobias Grosser <grosser@fim.uni-passau.de>
2531 Jan Sjodin <jan.sjodin@amd.com>
2532 Harsha Jagasia <harsha.jagasia@amd.com>
2533 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2534 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2535 Adrien Eliche <aeliche@isty.uvsq.fr>
2537 Merge from graphite branch.
2540 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2541 * doc/invoke.texi (-floop-block, -floop-interchange,
2542 -floop-strip-mine): Document new flags.
2543 * tree-into-ssa.c (gimple_vec): Moved...
2544 * tree-loop-distribution.c (rdg_component): Moved...
2545 * cfgloopmanip.c: Include tree-flow.h.
2546 (update_dominators_in_loop): New.
2547 (create_empty_if_region_on_edge): New.
2548 (create_empty_loop_on_edge): New.
2549 (loopify): Use update_dominators_in_loop.
2550 * tree-pass.h (pass_graphite_transforms): Declared.
2551 * configure: Regenerate.
2552 * tree-phinodes.c (make_phi_node): Export.
2553 (add_phi_node_to_bb): New, split from create_phi_node.
2554 * tree-chrec.c (for_each_scev_op): New.
2555 * tree-chrec.h (for_each_scev_op): Declared.
2556 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2557 (remove_statement): Call get_phi_with_result.
2558 * config.in (HAVE_cloog): Undef.
2559 * gdbinit.in (pgg): New.
2560 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2561 * tree-ssa-loop.c (graphite_transforms): New.
2562 (gate_graphite_transforms): New.
2563 (pass_graphite_transforms): New.
2564 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2565 HAVE_cloog): Defined.
2566 * tree-vectorizer.c (rename_variables_in_bb): Export.
2567 * tree-data-ref.c (dr_may_alias_p): Export.
2568 (stmt_simple_memref_p): New.
2569 (find_data_references_in_stmt): Export.
2570 (find_data_references_in_loop): Export.
2571 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2572 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2573 (create_rdg_vertices): Export.
2574 (build_empty_rdg): New.
2575 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2576 * tree-data-ref.h (rdg_component): ... here.
2578 (struct data_reference): Add a field scop.
2580 (find_data_references_in_loop): Declared.
2581 (find_data_references_in_stmt): Declared.
2582 (create_rdg_vertices): Declared.
2583 (dr_may_alias_p): Declared.
2584 (stmt_simple_memref_p): Declared.
2585 (struct rdg_edge): Add a field ddr_p relation.
2586 (build_empty_rdg): Declared.
2587 * lambda.h (lambda_matrix): Declare a VEC of.
2588 (find_induction_var_from_exit_cond): Declared.
2589 (lambda_vector_compare): New.
2590 * common.opt (fgraphite, floop-strip-mine,
2591 floop-interchange, floop-block): New flags.
2592 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2593 * cfgloop.c (is_loop_exit): New.
2594 * cfgloop.h (is_loop_exit): Declared.
2595 (create_empty_if_region_on_edge): Declared.
2596 (create_empty_loop_on_edge): Declared.
2597 * tree-flow.h (add_phi_node_to_bb): Declared.
2598 (make_phi_node): Declared.
2599 (rename_variables_in_bb): Declared.
2600 (perfect_loop_nest_depth): Declared.
2601 (graphite_transform_loops): Declared.
2602 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2603 (graphite.o-warn): Add -Wno-error.
2604 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2605 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2606 (INCLUDES): Add PPLINC, CLOOGINC.
2607 (OBJS-common): Add graphite.o.
2608 (graphite.o): Add rule.
2609 * gimple.h (gimple_vec): ... here.
2610 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2611 * passes.c (init_optimization_passes): Schedule
2612 pass_graphite_transforms.
2614 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2617 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2618 and -fno-toplevel-reorder after handle_options.
2620 2008-09-02 Paul Brook <paul@codesourcery.com>
2622 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2623 (arm_override_options): Set arm_tune_cortex_a9.
2624 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2625 (arm_issue_rate): Handle cortexa9.
2626 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2627 * config/arm/arm-cores.def: Add cortex-a9.
2628 * config/arm/arm-tune.md: Regenerate.
2629 * config/arm/arm.md: Include cortex-a9.md.
2630 (generic_sched, generic_vfp): Add cortexa9.
2631 * config/arm/cortex-a9.md: New file.
2633 2008-09-02 Richard Guenther <rguenther@suse.de>
2635 PR tree-optimization/37327
2636 * tree-vrp.c (register_new_assert_for): Make sure to not have
2637 TREE_OVERFLOW set on the bound.
2639 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2641 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2643 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2644 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2647 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2649 * gcc/config/spu/spu.md (divdf3): Removed.
2651 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2653 PR tree-optimization/37095
2654 * cgraph.c (cgraph_node): When creating new cgraph node after
2655 assembler_name_hash has been populated, record it in the hash
2658 2008-09-01 Paul Brook <paul@codesourcery.com>
2660 * doc/invoke.texi: Document -mword-relocations.
2661 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2662 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2663 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2664 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2665 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2666 (arm_emit_movpair): New function.
2667 (arm_print_operand <c>): Handle sybolic addresses.
2668 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2669 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2670 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2671 * config/arm/arm.opt: Add -mword-relocations.
2672 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2673 (arm_movt, arm_movw): New.
2675 2008-09-01 Paul Brook <paul@codesourcery.com>
2677 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2678 Allow Interworking on ARMv4 EABI based targets.
2679 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2680 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2682 2008-09-01 Paul Brook <paul@codesourcery.com>
2684 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2685 optimized LT0 test. Remove optimization for GT.
2687 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2689 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2690 openmp applications.
2691 * pa-hpux11.h (LIB_SPEC): Likewise.
2693 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2696 2008-09-01 Jan Hubicka <jh@suse.cz>
2698 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2699 present, use only counts; when guessed use only frequencies.
2700 (estimate_bb_frequencies): Use function_frequency.
2701 * profile.c (compute_branch_probabilities): Exit early when
2702 profile reading failed. Set profile_status.
2703 (branch_prob): Do not set profile_status.
2705 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2707 * tree.c (protected_set_expr_location): New.
2708 * tree.h (protected_set_expr_location): New prototype.
2709 * c-tree.h (build_array_ref): Add argument.
2710 (parser_build_unary_op): Same.
2711 * c-typeck.c (build_indirect_ref): Handle new location argument.
2712 (build_array_ref): Same.
2713 (parser_build_unary_op): Same.
2714 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2716 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2718 * c-common.c (finish_label_address_expr): Handle new location argument.
2719 * c-common.h (build_indirect_ref): Add argument.
2720 (finish_label_address_expr): Same.
2721 * c-parser.c (c_parser_unary_expression): Pass location to build
2723 (c_parser_postfix_expression): Same.
2725 2008-09-01 Paul Brook <paul@codesourcery.com>
2727 * config/arm/arm.md: Include cortex-r4f.md.
2728 (attr fpu): Update type list.
2729 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2730 fconstd, fcmps and fcmpd.
2731 (attr tune_cortexr4): Define.
2732 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2733 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2734 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2735 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2736 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2737 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2738 cortex_a8_vfp_farith: Ditto.
2739 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2740 * config/arm/cortex-r4.md: Use tune_cortexr4.
2741 * config/arm/cortex-r4f.md: New file.
2743 2008-09-01 Richard Guenther <rguenther@suse.de>
2745 PR tree-optimization/37305
2746 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2747 the result of constant conversions.
2748 (fold_gimple_assign): Likewise.
2750 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2752 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2753 #ifdef ENABLE_CHECKING.
2755 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2757 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2758 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2759 when !INSN_SCHEDULING.
2761 2008-09-01 Andreas Schwab <schwab@suse.de>
2763 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2765 2008-09-01 Paul Brook <paul@codesourcery.com>
2767 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2769 2008-09-01 Jan Hubicka <jh@suse.cz>
2771 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2773 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2775 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2776 * gimplify.c (gimplify_init_constructor): Add speed operand.
2777 * tree-sra.c (decide_block_copy): Likewise.
2778 * tree-inline.c (estimate_move_cost): Likewise.
2779 * config/alpha/alpha.h (MOVE_RATIO): Update.
2780 * config/frv/frv.c (MOVE_RATIO): Update.
2781 * config/spu/spu.h (MOVE_RATIO): Update.
2782 * config/sparc/sparc.h (MOVE_RATIO): Update.
2783 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2784 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2785 * config/cris/cris.h (MOVE_RATIO): Update.
2786 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2787 * config/arm/arm.h (MOVE_RATIO): Update.
2788 * config/pa/pa.md: Update uses of MOVE_RATIO
2789 * config/pa/pa.h (MOVE_RATIO): Update.
2790 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2791 CLEAR_RATIO, SET_RATIO): Update.
2792 * config/h8300/h8300.h (MOVE_RATIO): Update.
2793 * config/v850/v850.h (MOVE_RATIO): Update.
2794 * config/bfin/bfin.h (MOVE_RATIO): Update.
2796 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2797 Dmitry Melnik <dm@ispras.ru>
2798 Dmitry Zhurikhin <zhur@ispras.ru>
2799 Alexander Monakov <amonakov@ispras.ru>
2800 Maxim Kuvyrkov <maxim@codesourcery.com>
2802 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2803 sel-sched-dump.c, sel-sched-ir.c: New files.
2804 * Makefile.in (OBJS-common): Add selective scheduling object files.
2805 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2806 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2807 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2808 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2809 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2810 (make_forwarder_block): Update loop latch if we have redirected
2811 the loop latch edge.
2812 * cfgloop.c (get_loop_body_in_custom_order): New function.
2813 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2814 (CP_FALLTHRU_PREHEADERS): Likewise.
2815 (get_loop_body_in_custom_order): Declare.
2816 * cfgloopmanip.c (has_preds_from_loop): New.
2817 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2818 Assert that the preheader edge will be fall thru when it is set.
2819 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2820 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2821 fsel-sched-substitution, fselective-scheduling): New flags.
2822 * cse.c (hash_rtx_cb): New.
2824 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2825 sel_sched_insn_cnt): New counters.
2826 * final.c (compute_alignments): Export. Free dominance
2827 info after loop_optimizer_finalize.
2828 * genattr.c (main): Output maximal_insn_latency prototype.
2829 * genautomata.c (output_default_latencies): New.
2830 Factor its code from ...
2831 (output_internal_insn_latency_func): ... here.
2832 (output_internal_maximal_insn_latency_func): New.
2833 (output_maximal_insn_latency_func): New.
2834 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2835 (struct hard_reg_set_iterator): New.
2836 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2837 hard_reg_set_iter_next): New functions.
2838 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2839 * lists.c (remove_free_INSN_LIST_node,
2840 remove_free_EXPR_LIST_node): New functions.
2841 * loop-init.c (loop_optimizer_init): When
2842 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2843 calling create_preheaders.
2844 (loop_optimizer_finalize): Do not verify flow info after reload.
2845 * recog.c (validate_replace_rtx_1): New parameter simplify.
2846 Default it to true. Update all uses. Factor out simplifying
2848 (simplify_while_replacing): ... this new function.
2849 (validate_replace_rtx_part,
2850 validate_replace_rtx_part_nosimplify): New.
2851 * recog.h (validate_replace_rtx_part,
2852 validate_replace_rtx_part_nosimplify): Declare.
2853 * rtl.c (rtx_equal_p_cb): New.
2854 (rtx_equal_p): Use it.
2855 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2856 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2857 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2858 * vecprim.h: Add a vector type for unsigned int.
2859 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2860 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2861 ready_try, cycle_issued_insns, spec_info): Make global.
2862 (readyp): Initialize.
2863 (dfa_lookahead): New global variable.
2864 (old_max_uid, old_last_basic_block): Remove.
2865 (h_i_d): Make it a vector.
2866 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2868 (after_recovery, adding_bb_to_current_region_p):
2869 New variables to handle correct insertion of the recovery code.
2870 (struct ready_list): Move declaration to sched-int.h.
2871 (rgn_n_insns): Removed.
2872 (rtx_vec_t): Move to sched-int.h.
2873 (find_insn_reg_weight): Remove.
2874 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2875 (haifa_init_h_i_d, haifa_finish_h_i_d):
2876 New functions to initialize / finalize haifa instruction data.
2877 (extend_h_i_d, init_h_i_d): Rewrite.
2878 (unlink_other_notes): Move logic to add_to_note_list. Handle
2879 selective scheduler.
2880 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2881 find_fallthru_edge): Make global, remove static prototypes.
2882 (max_issue): Make global. Add privileged_n and state parameters. Use
2884 (extend_global, extend_all): Removed.
2885 (init_before_recovery): Add new param. Fix the handling of the case
2886 when we insert a recovery code before the EXIT which has a predecessor
2887 with a fallthrough edge to it.
2888 (create_recovery_block): Make global. Rename to
2889 sched_create_recovery_block. Update.
2890 (change_pattern): Rename to sched_change_pattern. Make global.
2891 (speculate_insn): Rename to sched_speculate_insn. Make global.
2892 Split haifa-specific functionality into ...
2893 (haifa_change_pattern): New static function.
2894 (sched_extend_bb): New static function.
2895 (sched_init_bbs): New function.
2896 (current_sched_info): Change type to struct haifa_sched_info.
2897 (insn_cost): Adjust for selective scheduling.
2898 (dep_cost_1): New function. Move logic from ...
2899 (dep_cost): ... here.
2900 (dep_cost): Use dep_cost_1.
2901 (contributes_to_priority_p): Use sched_deps_info instead of
2903 (priority): Adjust to work with selective scheduling. Process the
2904 corner case when all dependencies don't contribute to priority.
2905 (rank_for_schedule): Use ds_weak instead of dep_weak.
2906 (advance_state): New function. Move logic from ...
2907 (advance_one_cycle): ... here.
2908 (add_to_note_list, concat_note_lists): New functions.
2909 (rm_other_notes): Make static. Adjust for selective scheduling.
2910 (remove_notes, restore_other_notes): New functions.
2911 (move_insn): Add two arguments. Update assert. Don't call
2913 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2914 Remove more_issue, max_points. Move the code to initialize
2915 max_lookahead_tries to max_issue.
2916 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2917 ready. Adjust use of move_insn. Call restore_other_notes.
2919 (sched_init, sched_finish): Move Haifa-specific initialization/
2921 (haifa_sched_init, haifa_sched_finish): ... respectively.
2923 (setup_sched_dump): New function.
2924 (haifa_init_only_bb): New static function.
2925 (haifa_speculate_insn): New static function.
2926 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2927 (extend_ready, extend_all): Remove.
2928 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2929 (create_check_block_twin, add_to_speculative_block): Use
2930 haifa_insns_init instead of extend_global. Update to use new
2931 initialization functions. Change parameter. Factor out code from
2932 create_check_block_twin to ...
2933 (sched_create_recovery_edges) ... this new function.
2934 (add_block): Remove.
2935 (sched_scan_info): New.
2936 (extend_bb): Use sched_scan_info.
2937 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2938 static functions for walking through scheduling region.
2939 (sched_luids): New vector variable to replace uid_to_luid.
2940 (luids_extend_insn): New function.
2941 (sched_max_luid): New variable.
2942 (luids_init_insn): New function.
2943 (sched_init_luids, sched_finish_luids): New functions.
2944 (insn_luid): New debug function.
2945 (sched_extend_target): New function.
2946 (haifa_init_insn): New static function.
2947 (sched_init_only_bb): New hook.
2948 (sched_split_block): New hook.
2949 (sched_split_block_1): New function.
2950 (sched_create_empty_bb): New hook.
2951 (sched_create_empty_bb_1): New function.
2952 (common_sched_info, ready): New global variables.
2953 (current_sched_info_var): Remove.
2954 (move_block_after_check): Use common_sched_info.
2955 (haifa_luid_for_non_insn): New static function.
2956 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2957 (increase_insn_priority): New.
2958 * modulo-sched.c: (issue_rate): Remove static declaration.
2959 (sms_sched_info): Change type to haifa_sched_info.
2960 (sms_sched_deps_info, sms_common_sched_info): New variables.
2961 (setup_sched_infos): New.
2962 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2963 Do not call regstat_free_calls_crossed.
2964 (sms_print_insn): Use const_rtx.
2965 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2966 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2967 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2968 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2969 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2970 current_sched_info to use it.
2971 (enum reg_pending_barrier_mode): Move to sched-int.h.
2972 (h_d_i_d): New variable. Initialize to NULL.
2973 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2975 (estimate_dep_weak): Remove static declaration.
2976 (sched_has_condition_p): New function. Adjust users of
2977 sched_get_condition to use it instead.
2978 (conditions_mutex_p): Add arguments indicating which conditions are
2980 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2981 argument to indicate whether returned condition is reversed. Do not
2982 generate new rtx when condition should be reversed; indicate it by
2983 setting new argument instead.
2984 (add_dependence_list_and_free): Add deps parameter.
2985 Update all users. Do not free dependence list when
2986 deps context is readonly.
2987 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2989 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2990 (remove_from_deps): New. Use the above functions.
2991 (cur_insn, can_start_lhs_rhs_p): New static variables.
2992 (add_or_update_back_dep_1): Initialize present_dep_type.
2993 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2994 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2995 haifa_note_dep): New functions implementing dependence hooks for
2996 the Haifa scheduler.
2997 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2998 note_dep): New functions.
2999 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3001 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3002 (free_deps): Initialize deps->reg_last.
3003 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3004 sched_analyze_insn): Update to use dependency hooks infrastructure
3005 and readonly contexts.
3006 (deps_analyze_insn): New function. Move part of logic from ...
3007 (sched_analyze): ... here. Also move some logic to ...
3008 (deps_start_bb): ... here. New function.
3009 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3011 (sched_deps_init): New function. Move code from ...
3012 (init_dependency_caches): ... here. Remove.
3013 (init_deps_data_vector): New.
3014 (sched_deps_finish): New function. Move code from ...
3015 (free_dependency_caches): ... here. Remove.
3016 (init_deps_global, finish_deps_global): Adjust for use with
3017 selective scheduling.
3018 (get_dep_weak): Move logic to ...
3019 (get_dep_weak_1): New function.
3020 (ds_merge): Move logic to ...
3021 (ds_merge_1): New static function.
3022 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3023 (ds_get_max_dep_weak): New function.
3024 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3025 (n_insns): Rename to rgn_n_insns.
3026 (debug_ebb_dependencies): New function.
3027 (init_ready_list): Use it.
3028 (begin_schedule_ready): Use sched_init_only_bb.
3029 (ebb_print_insn): Indicate when an insn starts a new cycle.
3030 (contributes_to_priority, compute_jump_reg_dependencies,
3031 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3032 (add_block1): Remove to ebb_add_block.
3033 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3034 (schedule_ebb): Initialize them. Use remove_notes instead of
3035 rm_other_notes. Use haifa_local_init/finish.
3036 (schedule_ebbs): Use haifa_sched_init/finish.
3037 * sched-int.h: Include vecprim.h, remove rtl.h.
3038 (struct ready_list): Delete declaration.
3039 (sched_verbose_param, enum sched_pass_id_t,
3040 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3041 (struct sched_scan_info_def): New structure.
3042 (sched_scan_info, sched_scan, sched_init_bbs,
3043 sched_init_luids, sched_finish_luids, sched_extend_target,
3044 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3045 (struct common_sched_info_def): New.
3046 (common_sched_info, haifa_common_sched_info,
3047 sched_emulate_haifa_p): Declare.
3049 (sched_luids): Declare.
3050 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3051 (sched_max_luid, insn_luid): Declare.
3052 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3053 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3054 print_insn, print_pattern, print_value, haifa_classify_insn,
3055 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3056 setup_sched_dump, sched_init, sched_finish,
3057 sel_insn_is_speculation_check): Export.
3058 (struct ready_list): Move from haifa-sched.c.
3059 (ready_try, ready, max_issue): Export.
3060 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3061 sched_init_only_bb, sched_split_block, sched_split_block_1,
3062 sched_create_empty_bb, sched_create_empty_bb_1,
3063 sched_create_recovery_block, sched_create_recovery_edges): Export.
3064 (enum reg_pending_barrier_mode): Export.
3065 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3067 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3068 print_insn field. Move add_block and fix_recovery_cfg to
3069 common_sched_info_def. Move compute_jump_reg_dependencies,
3071 (struct sched_deps_info_def): ... this new structure.
3072 (sched_deps_info): Declare.
3073 (struct spec_info_def): Remove weakness_cutoff, add
3074 data_weakness_cutoff and control_weakness_cutoff.
3075 (spec_info): Declare.
3076 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3078 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3079 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3080 (current_sched_info): Change type to struct haifa_sched_info.
3081 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3082 (h_d_i_d): New variable.
3083 (HDID): New accessor macro.
3084 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3085 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3087 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3088 (enum SCHED_FLAGS): Update for selective scheduler.
3089 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3090 (init_dependency_caches, free_dependency_caches): Delete declarations.
3091 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3092 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3093 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3094 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3095 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3097 (rm_other_notes): Delete declaration.
3098 (schedule_block): Remove one argument.
3099 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3100 ready_element, ready_lastpos, sched_extend_ready_list,
3101 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3102 concat_note_lists): Export.
3103 (struct region): Move from sched-rgn.h.
3104 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3105 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3106 BLOCK_TO_BB, CONTAINING_RGN): Export.
3107 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3108 (current_nr_blocks, current_blocks, target_bb): Likewise.
3109 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3110 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3111 sched_rgn_local_init, extend_regions,
3112 rgn_make_new_region_out_of_new_block, compute_priorities,
3113 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3114 extend_rgns, deps_join rgn_setup_common_sched_info,
3115 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3116 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3117 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3118 increase_insn_priority): Likewise.
3119 * sched-rgn.c: Include sel-sched.h.
3120 (ref_counts): New static variable. Use it ...
3121 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3122 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3123 (sched_is_disabled_for_current_region_p): Delete static declaration.
3124 (struct region): Move to sched-int.h.
3125 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3126 ebb_head): Define and initialize.
3127 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3128 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3129 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3131 (find_single_block_region): Add new argument to indicate that EBB
3132 regions should be constructed.
3133 (debug_live): Delete declaration.
3134 (current_nr_blocks, current_blocks, target_bb):
3135 Remove static qualifiers.
3136 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3138 (init_regions): Delete declaration.
3139 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3140 rgn_estimate_number_of_insns): New.
3141 (too_large): Use estimate_number_of_insns.
3142 (haifa_find_rgns): New. Move the code from ...
3143 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3144 (free_trg_info): New.
3145 (compute_trg_info): Allocate candidate tables here instead of ...
3146 (init_ready_list): ... here.
3147 (rgn_print_insn): Use const_rtx.
3148 (contributes_to_priority, extend_regions): Delete static declaration.
3149 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3150 (add_block1): Rename to rgn_add_block.
3151 (debug_rgn_dependencies): Delete static qualifier.
3152 (new_ready): Use sched_deps_info. Simplify.
3153 (rgn_common_sched_info, rgn_const_sched_deps_info,
3154 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3156 (region_sched_info): Rename to rgn_const_sched_info.
3157 (deps_join): New, extracted from ...
3158 (propagate_deps): ... here.
3159 (compute_block_dependences, debug_dependencies): Update for selective
3161 (free_rgn_deps, compute_priorities): New functions.
3162 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3163 sched_rgn_compute_dependencies): New functions.
3164 (schedule_region): Use them.
3165 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3166 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3168 (schedule_insns): Call new functions that were split out.
3169 (rgn_make_new_region_out_of_new_block): New.
3170 (get_rgn_sched_max_insns_priority): New.
3171 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3172 scheduling when appropriate.
3173 * sched-vis.c: Include insn-attr.h.
3174 (print_value, print_pattern): Make global.
3175 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3176 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3177 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3178 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3179 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3180 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3181 hooks. Initialize them to 0.
3182 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3183 * target.h (struct gcc_target): Add them. Rename gen_check field to
3185 * flags.h (sel_sched_switch_set): Declare.
3186 * opts.c (sel_sched_switch_set): New variable.
3187 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3188 pipelining is disabled from command line.
3189 (common_handle_option): Record whether selective scheduling is
3190 requested from command line.
3191 * doc/invoke.texi: Document new flags and parameters.
3192 * doc/tm.texi: Document new target hooks.
3193 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3195 (dfa_state_size): Do not declare locally.
3196 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3197 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3198 rs6000_alloc_sched_context, rs6000_set_sched_context,
3199 rs6000_free_sched_context): New functions.
3200 (struct _rs6000_sched_context): New.
3201 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3203 (rs6000_sched_finish): Do not run for selective scheduling.
3205 2008-08-31 Jan Hubicka <jh@suse.cz>
3207 * frv.c (frv_rtx_costs): Update forward declaration.
3208 * spu.c (spu_rtx_costs): Likewise.
3209 * pdp11.c: Include df.h
3210 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3211 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3212 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3213 * iq2000.c (iq2000_address_cost): Add speed argument.
3214 (iq2000_rtx_costs): Likewise.
3215 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3216 update call of mn10300_address_cost.
3217 * mcore.c: Include df.h
3218 (mcore_rtx_costs): Update prototype.
3219 * score3.c: Include df.h
3220 (score3_rtx_costs): Remove speed argument.
3221 * score7.c: Include df.h
3222 (score7_address_cost): Remove speed argument.
3223 * score-protos.h (score_address_cost): Update prototype.
3224 * score.c: Include df.h
3225 (score_rtx_costs): Update call of costs functions.
3226 * v850.c (v850_rtx_costs): Add bool argument.
3228 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3230 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3232 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3234 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3235 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3237 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3239 * mkmap-flat.awk: Add option pe_dll.
3240 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3241 * config/i386/t-cygwin (SHLIB_LC): Add.
3242 * config/i386/t-mingw32 (SHLIB_LC): Add.
3243 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3244 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3245 (LINK_SPEC): Support libgcc_s.
3246 (LIBGCC_SPEC): Support libgcc_s.
3247 (LIBGCC_SONAME): New.
3249 2008-08-31 Jan Hubicka <jh@suse.cz>
3251 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3252 mistakely had old version of patch.
3254 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3255 (ipcp_estimate_growth): New.
3256 (ipcp_insert_stage): Use ipcp_estimate_growth.
3257 * profile.c (branch_prob): When reading failed, do not consider
3260 2008-08-31 Jan Hubicka <jh@suse.cz>
3262 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3263 loop is optimized for speed.
3265 2008-08-31 Richard Guenther <rguenther@suse.de>
3268 * fold-const.c (fold_binary): Retain conversions in folding
3271 2008-08-31 Jan Hubicka <jh@suse.cz>
3273 * postreload-gcse.c (eliminate_partially_redundant_loads):
3274 Use optimize_bb_for_size_p.
3275 * predict.c (maybe_hot_frequency_p): Make inline.
3276 (maybe_hot_count_p): Break out from ...
3277 (maybe_hot_bb_p): ... this one.
3278 (maybe_hot_edge_p): Simplify.
3279 * basic-block.h (probably_cold_bb_p): Remove.
3281 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3284 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3286 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3287 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3288 Also split V4SFmode.
3289 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3292 2008-08-31 Jan Hubicka <jh@suse.cz>
3294 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3296 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3298 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3301 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3304 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3305 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3307 2008-08-31 Jan Hubicka <jh@suse.cz>
3309 * sparc.h (BRANCH_COST): Fix macro definition.
3310 * avr.c (avr_operand_rtx_cost): Add speed argument.
3311 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3313 2008-08-31 Richard Guenther <rguenther@suse.de>
3315 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3316 types instead of operands. Re-instantiate verifying of
3317 binary expression operands.
3319 2008-08-30 Jan Hubicka <jh@suse.cz>
3321 * fwprop.c (should_replace_address): Add speed attribute.
3322 (PR_OPTIMIZE_FOR_SPEED): New flag.
3323 (propagate_rtx_1): Use it.
3324 (propagate_rtx): Set it.
3325 (try_fwprop_subst): Update call of rtx_costs.
3326 (forward_propagate_and_simplify): LIkewise.
3327 * hooks.c (hook_int_rtx_bool_0): New
3328 (hook_bool_rtx_int_int_intp_false): Replace by ...
3329 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3330 * hooks.h (hook_int_rtx_bool_0): New
3331 (hook_bool_rtx_int_int_intp_false): Replace by ...
3332 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3333 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3334 (prepare_cmp_insn): UPdate call of rtx_cost.
3335 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3336 (reload_cse_simplify_operands): Update call of rtx_cost.
3337 (reload_cse_move2add): call of rtx_cost.
3338 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3339 * rtlanal.c (rtx_cost): Add speed argument.
3340 (address_cost): Add speed argument
3341 (default_address_cost): Likewise.
3342 (insn_rtx_cost): Likewise.
3343 * cfgloopanal.c (seq_cost): Add speed argument.
3344 (target_reg_cost, target_spill_cost): Turn to array.
3345 (init_set_costs): Update for speed.
3346 (estimate_reg_pressure_cost): Add speed argument.
3347 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3348 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3349 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3350 (seq_cost): Add speed argument.
3351 (computation_cost): Add speed arugment.
3352 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3353 (force_expr_to_var_cost): Update for profile info.
3354 (force_var_cost): Likewise.
3355 (split_address_cost): Likewise.
3356 (ptr_difference_cost): Likewise.
3357 (difference_cost): Likewise.
3358 (get_computation_cost_at): Likewise.
3359 (determine_iv_cost): Likewise.
3360 (ivopts_global_cost_for_size): Likewise.
3361 (rewrite_use_address): Likewise.
3362 (tree_ssa_iv_optimize_loop): Initialize speed field.
3363 * cse.c (optimize_this_for_speed_p): New static var.
3364 (notreg_cost): Update call of rtx_cost.
3365 (cse_extended_basic_block): set optimize_this_for_speed_p.
3366 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3367 (noce_try_cmove_arith): Likewise.
3368 (noce_try_sign_mask): LIkewise.
3369 * expr.c (compress_float_constant): Update rtx_cost calls.
3370 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3372 (addr_to_parts): Likewise.
3373 (create_mem_ref): Likewise.
3374 * dse.c (find_shift_sequence): Add speed argument.
3375 (replace_read): Update call.
3376 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3377 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3378 * neg_cost, shift_cost, shiftadd_cost,
3379 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3380 mul_highpart_cost): Increase dimension.
3381 (init_expmed): Initialize for both size and speed.
3382 (expand_shift): Use profile.
3383 (synth_mult): Use profile.
3384 (choose_mult_variant): Use profile.
3385 (expand_mult): Use profile.
3386 (expand_mult_highpart_optab): Use profile.
3387 (expand_mult_highpart): Use profile.
3388 (expand_smod_pow2): Use profile.
3389 (expand_divmod): Use profile.
3390 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3392 * loop-invariant.c (create_new_invariant): Use profile.
3393 (gain_for_invariant): Add speed parameter.
3394 (best_gain_for_invariant): Likewise.
3395 (find_invariants_to_move): Likewise.
3396 (move_single_loop_invariants): Set it.
3397 * target-def.h (TARGET_RTX_COSTS): Use hook.
3398 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3399 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3400 * output.h (default_address_cost): Update prototype.
3401 * combine.c (optimize_this_for_speed_p): New static var.
3402 (combine_validate_cost): Update call of rtx_cost.
3403 (combine_instructions): Set optimize_this_for_speed_p.
3404 (expand_compound_operation): Update call of rtx_cost.
3405 (make_extraction):Update call of rtx_cost.
3406 (force_to_mode):Update call of rtx_cost.
3407 (distribute_and_simplify_rtx):Update call of rtx_cost.
3408 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3409 (estimate_reg_pressure_cost): Update prototype.
3410 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3411 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3413 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3414 (alpha_rtx_costs): Update.
3415 * config/frv/frv.c (frv_rtx_costs): Update.
3416 * config/s390/s390.c (s390_rtx_costs): Update.
3417 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3418 (m32c_rtx_costs): Update.
3419 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3420 (spu_rtx_costs): Update.
3421 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3422 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3423 * config/i386/i386.c (:ix86_address_cost): Update.
3424 (ix86_rtx_costs): Update.
3425 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3426 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3427 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3428 * config/crx/crx.c (crx_address_cost): Update.
3429 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3430 * config/stormy16/stormy16.c
3431 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3432 * config/m68hc11/m68hc11.c
3433 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3434 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3435 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3437 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3439 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3440 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3441 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3442 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3443 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3444 (mcore_rtx_costs): update.
3445 * config/score/score3.c (score3_rtx_costs): Update.
3446 * config/score/score7.c (score7_rtx_costs): Update.
3447 * config/score/score3.h (score3_rtx_costs):Update.
3448 * config/score/score7.h (score7_rtx_costs): Update.
3449 * config/score/score.c (score_rtx_costs): Update.
3450 * config/arm/arm.c (arm_address_cost): Update.
3451 (arm_rtx_costs_1): Update.
3452 (arm_rtx_costs_1): Update.
3453 (arm_size_rtx_costs): Update.
3454 (arm_size_rtx_costs): Update.
3455 (arm_size_rtx_costs): Update.
3456 (arm_xscale_rtx_costs): Update.
3457 (arm_thumb_address_cost): Update.
3458 * config/pa/pa.c (hppa_address_cost): Update.
3459 * config/mips/mips.c (mips_rtx_costs): Update.
3460 * config/vax/vax.c (vax_address_cost): Update.
3461 * config/h8300/h8300.c (h8300_shift_costs): Update.
3462 (h8300_rtx_costs): Update.
3463 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3464 (v850_rtx_costs): Update.
3465 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3466 * config/bfin/bfin.c
3467 (bfin_address_cost): Update.
3468 (bfin_rtx_costs): Update.
3469 * stmt.c (lshift_cheap_p): Update.
3471 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3474 * expmed.c (extract_bit_field_1): Check the mode size to make
3475 sure the vector modes have the same size.
3477 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3479 * dojump.c (top level): Include basic-block.h to declare
3480 optimize_insn_for_speed_p
3482 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3484 * opts.h (CL_SAVE): New option class for marking options that are
3485 target specific options usable in the target attribute.
3486 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3488 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3489 can easily find the target specific options that are safe to use
3490 in the attribute or pragma.
3492 * attribs.c (decl_attributes): Change #pragma GCC option to
3493 #pragma GCC target, and attribute((option(...))) to
3494 attribute((target(...))).
3496 * doc/extend.texi (target attribute): Change from option
3497 attribute. Delete push/pop/reset.
3498 (#pragma GCC target): Change from #pragma GCC option. Delete
3500 (#pragma GCC push_options): Document new pragma.
3501 (#pragma GCC pop_options): Document new pragma.
3502 (#pragma GCC reset_options): Document new pragma.
3504 * targhooks.c (default_target_option_valid_attribute_p): Add
3505 warning about port not supporting target attributes.
3506 (default_target_option_pragma_parse): New function, warn about
3507 #pragma GCC target not being supported.
3509 * targhooks.h (default_target_option_pragma_parse): Add
3512 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3513 TI_CURRENT_OPTION_PRAGMA.
3514 (current_target_pragma): Rename from current_option_pragma.
3516 * target.h: (struct target_option): Delete booleans for changing
3517 the optimization level on hot/cold functions. Change signature of
3518 pragma_parse hook to take a second tree.
3520 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3522 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3523 that the declaration is done at global scope.
3525 * langhooks.c (add_builtin_function_common): Move most of the code
3526 from add_builtin_function here, calling the hook passed in.
3527 (add_builtin_function): Call add_builtin_function_common with
3528 standard builtin hook.
3529 (add_builtin_function_ext_scope): New function to add builtins to
3532 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3534 (add_builtin_function_ext_scope): Add declaration.
3536 * c-pragma.c (handle_pragma_target): Rename from
3537 handle_pragma_option, #pragma GCC option is now #pragma GCC
3538 target. Move warning about port not supporting target options to
3539 default pragma parse hook. Remove push/pop/reset from this
3541 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3542 (option_stack): Delete static variable.
3543 (optimize_stack): Ditto.
3544 (optons_stack): New stack of saved target and optimization
3546 (handle_pragma_push_options): New function to handle pushing both
3547 target and optimization options.
3548 (handle_pragma_pop_options): New function to handle popping both
3549 target and optimization options.
3550 (handle_pragma_reset_options): New function to handle resetting
3551 both target and optimization options to their initial state.
3552 (init_pragma): Rename handle_pragma_option to
3553 handle_pragma_target. Add support for push_options, pop_options,
3554 and reset_options pragmas.
3556 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3557 default_target_option_pragma_parse.
3558 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3559 default_target_option_valid_attribute_p.
3560 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3561 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3562 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3563 optimization level on hot/cold functions.
3565 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3566 if the caller and callee have different optimization levels.
3568 * c-common.c (handle_target_attribute): Rename from
3569 handle_option_attribute, attribute((option(...))) is now
3570 attribute((target(...))). Move warning if the port does not
3571 support target attributes to the default hook.
3572 (handle_hot_attribute): Delete code to change the optimization
3573 level of hot functions.
3574 (handle_cold_attribute): Ditto.
3576 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3577 argument that is the binary tree options to use if there are no
3578 arguments. Call ix86_valid_target_attribute_tree instead of
3579 ix86_valid_option_attribute_tree.
3580 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3581 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3582 ix86_pragma_option_parse.
3584 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3585 Rename from ix86_valid_option_attribute_tree.
3587 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3588 new builtins when the ISA changes.
3589 (ix86_valid_target_attribute_tree): Rename from
3590 ix86_valid_option_attribute_tree. Change callers. If the
3591 function specified optimization options, use those as the starting
3592 point before setting up the target attributes. If the
3593 optimization options were changed in the course of setting the
3594 target attributes, record the new optimization options.
3595 (ix86_valid_target_attribute_tree_inner_p): Rename from
3596 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3597 ix86_add_new_builtins if the ISA changed.
3598 (ix86_valid_target_attribute_p): Rename from
3599 ix86_valid_option_attribute_p. Change callers.
3600 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3601 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3602 as delayed builtin functions.
3603 (struct builtin_isa): New structure to record builtin functions
3604 that should be delayed until the ISA for that function is used.
3605 (ix86_builtins_isa): Change from int to struct to track builtin
3606 functions we want to declare at some point.
3607 (def_builtin): If the front end can delay defining the builtin
3608 functions, don't create builtins for ISAs not part of the default
3610 (def_builtin_const): Ditto.
3611 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3612 __builtin_ia32_pcmov_v2di to be different builtin functions.
3613 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3614 a structure instead of an int.
3615 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3616 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3617 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3618 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3620 * config/ia64/ia64.h
3621 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3622 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3624 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3625 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3626 (LANG_HOOKS_INITIALIZER): Add
3627 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3629 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3632 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3633 the reload address with the index register for SFmode
3634 access with a displacement.
3636 2008-08-30 Jan Hubicka <jh@suse.cz>
3638 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3639 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3640 * dojump.c (do_jump): Likewise.
3641 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3642 (note-if_info): Add BRANCH_COST.
3643 (noce_try_store_flag_constants, noce_try_addcc,
3644 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3645 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3646 find_if_case_2): Use computed branch cost.
3647 * expr.h (BRANCH_COST): Update default.
3648 * predict.c (predictable_edge_p): New function.
3649 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3650 Update BRANCH_COST call.
3651 * basic-block.h (predictable_edge_p): Declare.
3652 * config/alpha/alpha.h (BRANCH_COST): Update.
3653 * config/frv/frv.h (BRANCH_COST): Update.
3654 * config/s390/s390.h (BRANCH_COST): Update.
3655 * config/spu/spu.h (BRANCH_COST): Update.
3656 * config/sparc/sparc.h (BRANCH_COST): Update.
3657 * config/m32r/m32r.h (BRANCH_COST): Update.
3658 * config/i386/i386.h (BRANCH_COST): Update.
3659 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3661 * config/sh/sh.h (BRANCH_COST): Update.
3662 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3663 * config/avr/avr.h (BRANCH_COST): Update.
3664 * config/crx/crx.h (BRANCH_COST): Update.
3665 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3666 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3667 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3668 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3669 * config/ia64/ia64.h (BRANCH_COST): Update.
3670 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3671 * config/arc/arc.h (BRANCH_COST): Update.
3672 * config/score/score.h (BRANCH_COST): Update.
3673 * config/arm/arm.h (BRANCH_COST): Update.
3674 * config/pa/pa.h (BRANCH_COST): Update.
3675 * config/mips/mips.h (BRANCH_COST): Update.
3676 * config/vax/vax.h (BRANCH_COST): Update.
3677 * config/h8300/h8300.h (BRANCH_COST): Update.
3678 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3679 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3680 * doc/tm.texi (BRANCH_COST): Update.
3682 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3685 * config/arm/arm.c (arm_optimization_options): Set
3686 flag_section_anchors to 2 instead of 1 to distinguish it from
3687 -fsection-anchors given explicitely on the command line.
3689 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3691 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3692 final insn of a split.
3694 2008-08-30 Jan Hubicka <jh@suse.cz>
3696 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3697 optimized for speed.
3698 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3699 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3700 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3701 flag_gcse_after_reload_set): New static vars.
3702 (common_handle_option): Enable those flags for profile-use.
3703 (decode_options): Remove optimize_size flags that are handled
3704 on higher granuality.
3705 * tree-vectorizer.c (vectorize_loops): Use
3706 optimize_loop_nest_for_speed_p.
3707 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3708 * tree-predcom.c (tree_predictive_commoning): Use
3709 optimize_loop_for_speed_p.
3710 * varasm.c (assemble_start_function): Use
3711 optimize_function_for_speed_p.
3712 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3713 * predict.c (optimize_loop_for_speed_p): Fix walk.
3715 2008-08-30 Jan Hubicka <jh@suse.cz>
3717 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3719 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3720 profile presence locally.
3722 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3725 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3726 versions before 4.0.
3728 2008-08-29 Jan Hubicka <jh@suse.cz>
3730 * tree-inline.c (insert_init_stmt): Insert sequence even when
3733 2008-08-29 Jeff Law <law@redhat.com>
3735 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3736 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3737 location and class is an FP register.
3739 2008-08-29 Jan Hubicka <jh@suse.cz>
3741 * see.c (see_merge_one_def_extension): Silence used uninitialized
3743 * matrix-reorg.c (check_allocation_function): Likewise.
3744 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3746 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3749 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3750 compute new & and | in type rather than TREE_TYPE (arg0).
3752 * dwarf2out.c (fortran_common): Update comment.
3753 (gen_variable_die): Swap com_die and var_die variables in Fortran
3754 COMMON block handling code.
3756 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3758 * dwarf2out.c (gen_const_die): New function.
3759 (size_of_die, value_format, output_die): Output larger
3760 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3761 (native_encode_initializer): New function.
3762 (tree_add_const_value_attribute): Call it.
3763 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3765 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3766 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3767 TREE_THIS_VOLATILE to add_type_attribute.
3769 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3771 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3774 * dwarf2out.c (loc_by_reference): New function.
3775 (add_location_or_const_value_attribute): Use it.
3778 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3779 as DW_TAG_variable children of DW_TAG_common_block rather than
3780 DW_TAG_member children. Put DW_AT_external to individual
3781 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3783 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3784 loc_descriptor_from_tree_1.
3788 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3789 arguments to imported_module_or_decl.
3790 (debug_nothing_tree_tree): Removed.
3791 (debug_nothing_tree_tree_tree_bool): New prototype.
3792 * debug.c (do_nothing_debug_hooks): Adjust.
3793 (debug_nothing_tree_tree): Removed.
3794 (debug_nothing_tree_tree_tree_bool): New function.
3795 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3796 (gen_variable_die): Put all common vars for the
3797 same COMMON block under one DW_TAG_common_block.
3798 (declare_in_namespace): Return new context_die, for Fortran
3799 return the module DIE instead of adding extra declarations into
3801 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3802 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3803 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3805 (dwarf2out_global_decl): Don't skip Fortran global vars.
3806 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3807 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3808 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3809 DW_TAG_imported_declaration as child of previous
3810 DW_TAG_imported_module.
3811 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3812 * sdbout.c (sdb_debug_hooks): Likewise.
3813 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3815 2008-08-29 Jan Hubicka <jh@suse.cz>
3817 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3819 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3820 * ipa-cp.c (n_cloning_candidates): New static variable.
3821 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3822 (ipcp_print_all_lattices): Improve debug output.
3823 (ipcp_cloning_candidate_p): New function.
3824 (ipcp_initialize_node_lattices): Use it.
3825 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3826 (ipcp_propagate_stage): Prettier debug output.
3827 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3828 (ipcp_print_all_structures): Remove.
3829 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3830 (ipcp_insert_stage): Prettier debug output; call
3831 cgraph_remove_unreachable_nodes before propagating.
3832 (pass_ipa_cp): Schedule function removal pass.
3833 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3835 (cgraph_maybe_hot_edge_p): Move to ...
3836 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3837 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3838 (common_handle_option): Set them; enable ipa-cp when profiling.
3839 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3840 (ipa_print_all_jump_functions): Likewise.
3841 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3842 (ipa_print_node_params, ipa_print_all_params): New.
3843 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3844 ipa_print_all_param_flags): Remove.
3845 (ipa_print_node_params, ipa_print_all_params): New.
3847 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3849 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3850 change from 2008-04-03.
3851 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3853 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3856 * ira-color.c (push_allocnos_to_stack): Truncate
3857 removed_splay_allocno_vec.
3859 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3862 * ira-color (ira_fast_allocation): Don't assign hard registers to
3865 2008-08-29 Jan Hubicka <jh@suse.cz>
3868 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3869 for cold internal loops.
3871 2008-08-29 Richard Guenther <rguenther@suse.de>
3873 * tree-ssa-structalias.c (create_variable_info_for): Do not
3874 create fields for heap vars or vars with a noalias state.
3875 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3878 2008-08-29 Richard Guenther <rguenther@suse.de>
3880 * common.opt (ftree-store-ccp): Mark as preserved for
3881 backward compatibility.
3882 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3883 * tree-pass.h (pass_store_ccp): Remove.
3884 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3885 (first_vdef): Remove declaration.
3886 (get_value_loaded_by): Likewise.
3887 * tree-ssa-ccp.c (do_store_ccp): Remove.
3888 (get_default_value): Simplify as do_store_ccp is always false
3889 now. Do not initialize mem_ref.
3890 (set_value_varying): Likewise.
3891 (canonicalize_float_value): Likewise.
3892 (set_lattice_value): Likewise.
3893 (likely_value): Likewise.
3894 (surely_varying_stmt_p): Likewise.
3895 (ccp_initialize): Likewise.
3896 (ccp_lattice_meet): Likewise.
3897 (ccp_visit_phi_node): Likewise.
3898 (ccp_fold): Likewise.
3899 (evaluate_stmt): Likewise.
3900 (visit_assignment): Likewise.
3901 (ccp_visit_stmt): Likewise.
3902 (execute_ssa_ccp): Fold into ...
3903 (do_ssa_ccp): ... this.
3904 (do_ssa_store_ccp): Remove.
3905 (gate_store_ccp): Likewise.
3906 (pass_store_ccp): Likewise.
3907 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3909 * tree-ssa-propagate.c (first_vdef): Remove.
3910 (get_value_loaded_by): Likewise.
3911 (replace_vuses_in): Likewise.
3912 (substitute_and_fold): Do not call replace_vuses_in.
3913 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3915 2008-08-29 Richard Guenther <rguenther@suse.de>
3918 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3919 PARAM_NOALIAS tags with is_heapvar.
3920 * tree-ssa-operands.c (access_can_touch_variable): Offset
3921 based tests do not apply for heapvars. Fix offset test.
3923 2008-08-29 Jan Hubicka <jh@suse.cz>
3925 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3926 (-fipa-cp-clone): Enabled by default at -O3.
3927 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3928 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3930 2008-08-29 Jan Hubicka <jh@suse.cz>
3932 * tree.c (build_function_type_skip_args,
3933 build_function_decl_skip_args): New functions.
3934 * tree.h (build_function_type_skip_args,
3935 build_function_decl_skip_args): Declare.
3936 * gimple.c (giple_copy_call_skip_args): New function.
3937 (giple_copy_call_skip_args): Declare.
3939 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3940 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3941 (ipcp_node_modifiable_p): ... this one; use
3942 tree_versionable_function_p.
3943 (ipcp_create_replace_map): Improve debug output.
3944 (ipcp_need_redirect_p): Return false when not clonning.
3945 (ipcp_update_callgraph): Skip args.
3946 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3948 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3949 (save_inline_function_body): Update call of tree_function_versioning.
3950 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3951 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3953 (tree_function_versioning): Likewise.
3954 * tree-inline.h (tree_function_versioning): Update prototype.
3956 2008-08-29 Jan Hubicka <jh@suse.cz>
3958 * loop-unswitch.c (unswitch_single_loop): Use
3959 optimize_loop_for_speed_p.
3960 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3961 Use optimize_function_for_size_p.
3962 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3963 * postreload-gcse.c (eliminate_partially_redundant_load):
3964 Use optimize_bb_for_size_p.
3965 * value-prof.c (gimple_divmod_fixed_value_transform,
3966 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3967 gimple_stringops_transform): Use optimize_bb_for_size_p.
3968 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3969 * final.c (compute_alignments): Use optimize_function_for_size_p.
3970 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3971 (fold_builtin_strcpy, fold_builtin_fputs): Use
3972 optimize_function_for_size_p.
3973 * fold-const.c (tree_swap_operands_p): Use
3974 optimize_function_for_size_p.
3975 * recog.c (relax_delay_slots): Likewise.
3976 * tree-ssa-math-opts.c (replace_reciprocal):
3977 Use optimize_bb_for_speed_p.
3978 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3979 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3980 optimize_function_for_size_p.
3981 (cgraph_decide_inlining_of_small_function): Use
3982 optimize_function_for_size_p.
3983 * global.c (find_reg): Use optimize_function_for_size_p.
3984 * opts.c (decode_options): Do not clear flag_tree_ch,
3985 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3986 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3987 work it out from profile.
3988 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3989 optimize_loop_for_speed_p.
3990 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3992 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3993 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3994 * tree-eh.c (decide_copy_try_finally): Use
3995 optimize_function_for_size_p.
3996 * local-alloc.c (block_alloc): Pass BB pointer.
3997 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3998 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3999 * loop-unroll.c (decide_unrolling_and_peeling):
4000 Use optimize_loop_for_size_p.
4001 (decide_peel_completely): Likewise.
4002 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4003 optimize_loop_for_size_p.
4004 (vect_enhance_data_refs_alignment): Likewise.
4005 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4006 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4008 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4009 (try_crossjump_bb): Use optimize_bb_for_size_p.
4010 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4011 optimize_loop_for_speed_p.
4012 * bb-reorder.c (find_traces_1_round): Likewise.
4013 (copy_bb): Use optimize_bb_for_speed_p.
4014 (duplicate_computed_gotos): Likewise.
4015 * basic-block.h (optimize_loop_nest_for_size_p,
4016 optimize_loop_nest_for_speed_p): New.
4017 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4019 2008-08-29 Tristan Gingold <gingold@adacore.com>
4021 * gcov.c (main): Call expandargv.
4023 2008-08-29 Jan Hubicka <jh@suse.cz>
4025 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4027 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4029 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4030 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4032 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4034 2008-08-29 Jan Hubicka <jh@suse.cz>
4036 * tree-pass.h (pass_strip_predict_hints): Declare.
4037 * predict.c (strip_builtin_expect): Rename to ...
4038 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4039 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4040 (tree_estimate_probability): Do not strip builtin_expect.
4041 (pass_strip_predict_hints): New pass.
4042 * tree-inline.c (expand_call_inline): When inlining cold function,
4043 predict it as unlikely.
4044 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4046 2008-08-29 Richard Guenther <rguenther@suse.de>
4048 PR tree-optimization/37207
4049 * tree-vrp.c (extract_range_from_binary_expr): Also try
4050 to constant fold if only one of the operands is a constant.
4052 2008-08-29 Nick Clifton <nickc@redhat.com>
4054 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4055 the same way as SYMBOL_REFs.
4057 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4059 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4061 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4063 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4064 * config/mips/mips.md (branch_likely): Remove const. Fix
4066 (define_delay for type "branch"): Change to only apply for branch
4067 with likely variant.
4068 (define_delay for type "branch" and "branch_likely" no). New delay
4070 (equality_op): New code iterator.
4071 (bbv, bbinv): New code attributes.
4072 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4075 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4076 Andrew Pinski <pinskia@gcc.gnu.org>
4079 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4081 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4083 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4084 rule that a symbolic constant must be defined and >= 0 for the
4085 corresponding facility to be present at compile-time.
4086 * gthr-posix.c: Likewise.
4088 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4090 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4091 * config/mips/mips.md (D): New mode attribute.
4092 (mulsi3, muldi3): Merge it into ...
4093 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4094 (muldi3_mul3): New pattern.
4095 (mulsi3_mult3): Rename to mulsi3_mul3.
4097 2008-08-28 Jan Hubicka <jh@suse.cz>
4099 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4101 * predict.c (always_optimize_for_size_p): Rename to ...
4102 (optimize_function_for_size): ... this one; make extern.
4103 (optimize_function_for_speed_p): New.
4104 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4105 optimize_edge_for_size_p,optimize_edge_for_size_p,
4106 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4107 * basic-block.h (optimize_function_for_size_p,
4108 optimize_function_for_speed_p): Declare.
4109 * i386.md (optimize_size checks): Replace them by appropriate
4111 (standard_80387_constant_p, ix86_compute_frame_layout,
4112 ix86_expand_epilogue, ix86_decompose_address,
4113 print_operand, emit_i387_cw_initialization,
4114 inline_memory_move_cost, ix86_pad_returns,
4115 ix86_reorg): Replace optimize_size checks.
4117 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4119 * rtl.h (simplify_subreg_regno): Declare.
4120 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4121 * simplify-rtx.c (simplify_subreg): ...here.
4122 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4123 subreg_offset_representable_p.
4125 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4128 * c-typeck.c (convert_for_assignment): Give a note describing what
4129 was passed and what was expected.
4131 2008-08-28 Joey Ye <joey.ye@intel.com>
4133 * doc/extend.texi: Document AVX built-in functions.
4134 * doc/invoke.texi: Document -mavx.
4136 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4137 Joey Ye <joey.ye@intel.com>
4138 Xuepeng Guo <xuepeng.guo@intel.com>
4140 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4142 * config/i386/cpuid.h (bit_FMA): New.
4143 (bit_XSAVE): Likewise.
4144 (bit_OSXSAVE): Likewise.
4145 (bit_AVX): Likewise.
4147 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4148 define. Use ASM_OUTPUT_AVX_PREFIX.
4150 * config/i386/gmmintrin.h: New.
4152 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4153 (OPTION_MASK_ISA_AVX_SET): New.
4154 (OPTION_MASK_ISA_FMA_SET): Likewise.
4155 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4156 (OPTION_MASK_ISA_FMA_SET): Likewise.
4157 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4158 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4159 (pta_flags): Add PTA_AVX and PTA_FMA.
4160 (override_options): Handle PTA_AVX and PTA_FMA.
4161 (init_cumulative_args): Handle warn_avx.
4162 (classify_argument): Return 0 for COImode and OImode. Return
4163 1 and X86_64_AVX_CLASS for 256bit vector types.
4164 (examine_argument): Handle X86_64_AVX_CLASS.
4165 (construct_container): Likewise.
4166 (function_arg_advance_32): Pass OImode and 256bit vector types
4168 (function_arg_advance_64): Take a new argument to indicate if a
4169 parameter is named. Handle 256bit vector types. Return
4170 immediately for unnamed 256bit vector mode parameters.
4171 (function_arg_advance): Updated.
4172 (function_arg_32): Add comments for TImode. Handle OImode
4173 and 256bit vector types.
4174 (function_arg_64): Take a new argument to indicate if a
4175 parameter is named. Handle 256bit vector types. Return NULL
4176 for unnamed 256bit vector mode parameters.
4177 (function_arg): Updated.
4178 (setup_incoming_varargs_64): Support
4179 AVX encoding for *sse_prologue_save_insn.
4180 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4181 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4182 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4183 enabled, otherwise return -3.
4184 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4186 (print_reg): Support AVX registers. Handle 'x' and 't'.
4187 Handle 'd' to duplicate the operand.
4188 (print_operand): Likewise. Also support AVX vector compare
4190 (output_387_binary_op): Support AVX.
4191 (output_fp_compare): Likewise.
4192 (ix86_expand_vector_move_misalign): Likewise.
4193 (ix86_attr_length_vex_default): New.
4194 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4195 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4196 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4197 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4198 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4199 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4200 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4201 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4202 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4203 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4204 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4205 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4206 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4207 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4208 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4209 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4210 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4211 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4212 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4213 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4214 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4215 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4216 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4217 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4218 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4219 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4220 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4221 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4222 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4223 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4224 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4225 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4226 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4227 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4228 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4229 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4230 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4231 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4232 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4233 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4234 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4235 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4236 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4237 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4238 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4239 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4240 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4241 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4242 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4243 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4244 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4245 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4246 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4247 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4248 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4249 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4250 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4251 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4252 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4253 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4254 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4255 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4256 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4257 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4258 and IX86_BUILTIN_MOVMSKPS256,
4259 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4260 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4261 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4262 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4263 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4264 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4265 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4266 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4267 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4268 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4269 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4270 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4271 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4272 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4273 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4274 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4275 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4276 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4277 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4278 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4279 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4280 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4281 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4282 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4283 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4284 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4285 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4286 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4287 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4288 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4289 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4290 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4291 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4292 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4293 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4294 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4295 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4296 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4297 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4298 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4299 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4300 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4301 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4302 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4303 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4304 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4305 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4306 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4307 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4308 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4309 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4310 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4311 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4312 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4313 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4314 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4315 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4316 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4318 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4319 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4320 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4321 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4322 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4323 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4324 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4325 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4326 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4327 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4328 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4329 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4330 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4331 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4332 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4333 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4334 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4335 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4336 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4337 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4338 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4339 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4340 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4341 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4342 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4343 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4344 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4345 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4346 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4347 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4348 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4349 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4350 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4351 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4352 IX86_BUILTIN_MOVMSKPS256.
4353 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4354 (ix86_expand_args_builtin): Likewise.
4355 (ix86_expand_special_args_builtin): Likewise.
4356 (ix86_hard_regno_mode_ok): Handle AVX modes.
4357 (ix86_expand_vector_init_duplicate): Likewise.
4358 (ix86_expand_vector_init_one_nonzero): Likewise.
4359 (ix86_expand_vector_init_one_var): Likewise.
4360 (ix86_expand_vector_init_concat): Likewise.
4361 (ix86_expand_vector_init_general): Likewise.
4362 (ix86_expand_vector_set): Likewise.
4363 (ix86_vector_mode_supported_p): Likewise.
4364 (x86_extended_reg_mentioned_p): Check INSN_P before using
4367 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4368 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4370 * config/i386/i386.h (TARGET_AVX): New.
4371 (TARGET_FMA): Likewise.
4372 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4373 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4374 (VALID_AVX256_REG_MODE): New.
4375 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4376 (AVX_FLOAT_MODE_P): Likewise.
4377 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4378 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4379 (AVX_VEC_FLOAT_MODE_P): Likewise.
4380 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4381 (ASM_OUTPUT_OPCODE): Likewise.
4382 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4384 (SSE_REG_MODE_P): Allow 256bit vector modes.
4385 (ix86_args): Add a warn_avx field.
4387 * config/i386/i386.md (UNSPEC_PCMP): New.
4388 (UNSPEC_VPERMIL): Likewise.
4389 (UNSPEC_VPERMIL2): Likewise.
4390 (UNSPEC_VPERMIL2F128): Likewise.
4391 (UNSPEC_MASKLOAD): Likewise.
4392 (UNSPEC_MASKSTORE): Likewise.
4393 (UNSPEC_CAST): Likewise.
4394 (UNSPEC_VTESTP): Likewise.
4395 (UNSPECV_VZEROALL): Likewise.
4396 (UNSPECV_VZEROUPPER): Likewise.
4397 (XMM0_REG): Likewise.
4398 (XMM1_REG): Likewise.
4399 (XMM2_REG): Likewise.
4400 (XMM3_REG): Likewise.
4401 (XMM4_REG): Likewise.
4402 (XMM5_REG): Likewise.
4403 (XMM6_REG): Likewise.
4404 (XMM8_REG): Likewise.
4405 (XMM9_REG): Likewise.
4406 (XMM10_REG): Likewise.
4407 (XMM11_REG): Likewise.
4408 (XMM12_REG): Likewise.
4409 (XMM13_REG): Likewise.
4410 (XMM14_REG): Likewise.
4411 (XMM15_REG): Likewise.
4413 (prefix_vex_imm8): Likewise.
4414 (prefix_vex_w): Likewise.
4415 (length_vex): Likewise.
4418 (*avx_ashlti3): Likewise.
4419 (*avx_lshrti3): Likewise.
4420 (*avx_setcc<mode>): Likewise.
4421 (*fop_<mode>_comm_mixed_avx): Likewise.
4422 (*fop_<mode>_comm_avx): Likewise.
4423 (*fop_<mode>_1_mixed_avx): Likewise.
4424 (*fop_<mode>_1_avx): Likewise.
4425 (*avx_<code><mode>3): Likewise.
4426 (*avx_ieee_smin<mode>3): Likewise.
4427 (*avx_ieee_smax<mode>3): Likewise.
4428 (mode): Add OI, V8SF and V4DF.
4429 (length): Support VEX prefix.
4430 (*cmpfp_i_mixed): Set prefix attribute.
4431 (*cmpfp_i_sse): Likewise.
4432 (*cmpfp_iu_mixed): Likewise.
4433 (*cmpfp_iu_sse): Likewise.
4434 (*movsi_1): Support AVX.
4435 (*movdi_2): Likewise.
4436 (*movdi_1_rex64): Likewise.
4437 (*movti_internal): Likewise.
4438 (*movti_rex64): Likewise.
4439 (*movsf_1): Likewise.
4440 (*movdf_nointeger): Likewise.
4441 (*movdf_integer_rex64): Likewise.
4442 (*movtf_internal): Likewise.
4443 (zero_extendsidi2_32): Likewise.
4444 (zero_extendsidi2_rex64): Likewise.
4445 (*extendsfdf2_mixed): Likewise.
4446 (*extendsfdf2_sse): Likewise.
4447 (*truncdfsf_fast_mixed): Likewise.
4448 (*truncdfsf_fast_sse): Likewise.
4449 (*truncdfsf_mixed): Likewise.
4450 (fix_trunc<mode>di_sse): Likewise.
4451 (fix_trunc<mode>si_sse): Likewise.
4452 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4453 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4454 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4455 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4456 (*rcpsf2_sse): Likewise.
4457 (*rsqrtsf2_sse): Likewise.
4458 (*sqrt<mode>2_sse): Likewise.
4459 (sse4_1_round<mode>2): Likewise.
4460 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4461 Support AVX. Set length attribute properly for AVX.
4463 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4464 (VECTOR_MODES (FLOAT, 32)): Likewise.
4465 (VECTOR_MODE (INT, DI, 8)): Likewise.
4466 (VECTOR_MODE (INT, HI, 32)): Likewise.
4467 (VECTOR_MODE (INT, QI, 64)): Likewise.
4468 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4469 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4470 (VECTOR_MODE (INT, DI, 4)): Removed.
4471 (VECTOR_MODE (INT, SI, 8)): Likewise.
4472 (VECTOR_MODE (INT, HI, 16)): Likewise.
4473 (VECTOR_MODE (INT, QI, 32)): Likewise.
4474 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4475 (INT_MODE (OI, 32)): Likewise.
4477 * config/i386/i386.opt (mavx): New.
4480 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4482 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4483 (*mov<mode>_internal_avx): New.
4484 (*movv2sf_internal_rex64_avx): Likewise.
4485 (*movv2sf_internal_avx): Likewise.
4487 * config/i386/predicates.md (const_4_to_5_operand): New.
4488 (const_6_to_7_operand): Likewise.
4489 (const_8_to_11_operand): Likewise.
4490 (const_12_to_15_operand): Likewise.
4491 (avx_comparison_float_operator): Likewise.
4493 * config/i386/sse.md (AVX256MODEI): New.
4494 (AVX256MODE): Likewise.
4495 (AVXMODEQI): Likewise.
4496 (AVXMODE): Likewise.
4497 (AVX256MODEF2P): Likewise.
4498 (AVX256MODE2P): Likewise.
4499 (AVX256MODE4P): Likewise.
4500 (AVX256MODE8P): Likewise.
4501 (AVXMODEF2P): Likewise.
4502 (AVXMODEF4P): Likewise.
4503 (AVXMODEDCVTDQ2PS): Likewise.
4504 (AVXMODEDCVTPS2DQ): Likewise.
4505 (avxvecmode): Likewise.
4506 (avxvecpsmode): Likewise.
4507 (avxhalfvecmode): Likewise.
4508 (avxscalarmode): Likewise.
4509 (avxcvtvecmode): Likewise.
4510 (avxpermvecmode): Likewise.
4511 (avxmodesuffixf2c): Likewise.
4512 (avxmodesuffixp): Likewise.
4513 (avxmodesuffixs): Likewise.
4514 (avxmodesuffix): Likewise.
4515 (vpermilbits): Likewise.
4516 (pinsrbits): Likewise.
4517 (mov<mode>): Likewise.
4518 (*mov<mode>_internal): Likewise.
4519 (push<mode>1): Likewise.
4520 (movmisalign<mode>): Likewise.
4521 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4522 (avx_movdqu<avxmodesuffix>): Likewise.
4523 (avx_lddqu<avxmodesuffix>): Likewise.
4524 (<plusminus_insn><mode>3): Likewise.
4525 (*avx_<plusminus_insn><mode>3): Likewise.
4526 (*avx_vm<plusminus_insn><mode>3): Likewise.
4527 (mul<mode>3): Likewise.
4528 (*avx_mul<mode>3): Likewise.
4529 (*avx_vmmul<mode>3): Likewise.
4530 (divv8sf3): Likewise.
4531 (divv4df3): Likewise.
4532 (avx_div<mode>3): Likewise.
4533 (*avx_div<mode>3): Likewise.
4534 (*avx_vmdiv<mode>3): Likewise.
4535 (avx_rcpv8sf2): Likewise.
4536 (*avx_vmrcpv4sf2): Likewise.
4537 (sqrtv8sf2): Likewise.
4538 (avx_sqrtv8sf2): Likewise.
4539 (*avx_vmsqrt<mode>2): Likewise.
4540 (rsqrtv8sf2): Likewise.
4541 (avx_rsqrtv8sf2): Likewise.
4542 (*avx_vmrsqrtv4sf2): Likewise.
4543 (<code><mode>3): Likewise.
4544 (*avx_<code><mode>3_finite): Likewise.
4545 (*avx_<code><mode>3): Likewise.
4546 (*avx_vm<code><mode>3): Likewise.
4547 (*avx_ieee_smin<mode>3): Likewise.
4548 (*avx_ieee_smax<mode>3): Likewise.
4549 (avx_addsubv8sf3): Likewise.
4550 (avx_addsubv4df3): Likewise.
4551 (*avx_addsubv4sf3): Likewise.
4552 (*avx_addsubv2df3): Likewise.
4553 (avx_h<plusminus_insn>v4df3): Likewise.
4554 (avx_h<plusminus_insn>v8sf3): Likewise.
4555 (*avx_h<plusminus_insn>v4sf3): Likewise.
4556 (*avx_h<plusminus_insn>v2df3): Likewise.
4557 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4558 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4559 (*avx_maskcmp<mode>3): Likewise.
4560 (avx_nand<mode>3): Likewise.
4561 (*avx_<code><mode>3): Likewise.
4562 (*avx_nand<mode>3): Likewise.
4563 (*avx_<code><mode>3): Likewise.
4564 (*avx_cvtsi2ss): Likewise.
4565 (*avx_cvtsi2ssq): Likewise.
4566 (*avx_cvtsi2sd): Likewise.
4567 (*avx_cvtsi2sdq): Likewise.
4568 (*avx_cvtsd2ss): Likewise.
4569 (avx_cvtss2sd): Likewise.
4570 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4571 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4572 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4573 (*avx_cvtsi2sd): Likewise.
4574 (*avx_cvtsi2sdq): Likewise.
4575 (avx_cvtdq2pd256): Likewise.
4576 (avx_cvtpd2dq256): Likewise.
4577 (avx_cvttpd2dq256): Likewise.
4578 (*avx_cvtsd2ss): Likewise.
4579 (*avx_cvtss2sd): Likewise.
4580 (avx_cvtpd2ps256): Likewise.
4581 (avx_cvtps2pd256): Likewise.
4582 (*avx_movhlps): Likewise.
4583 (*avx_movlhps): Likewise.
4584 (avx_unpckhps256): Likewise.
4585 (*avx_unpckhps): Likewise.
4586 (avx_unpcklps256): Likewise.
4587 (*avx_unpcklps): Likewise.
4588 (avx_movshdup256): Likewise.
4589 (avx_movsldup256): Likewise.
4590 (avx_shufps256): Likewise.
4591 (avx_shufps256_1): Likewise.
4592 (*avx_shufps_<mode>): Likewise.
4593 (*avx_loadhps): Likewise.
4594 (*avx_storelps): Likewise.
4595 (*avx_loadlps): Likewise.
4596 (*avx_movss): Likewise.
4597 (*vec_dupv4sf_avx): Likewise.
4598 (*vec_concatv2sf_avx): Likewise.
4599 (*vec_concatv4sf_avx): Likewise.
4600 (*vec_setv4sf_0_avx): Likewise.
4601 (*vec_setv4sf_avx): Likewise.
4602 (*avx_insertps): Likewise.
4603 (avx_vextractf128<mode>): Likewise.
4604 (vec_extract_lo_<mode>): Likewise.
4605 (vec_extract_hi_<mode>): Likewise.
4606 (vec_extract_lo_<mode>): Likewise.
4607 (vec_extract_hi_<mode>): Likewise.
4608 (vec_extract_lo_v16hi): Likewise.
4609 (vec_extract_hi_v16hi): Likewise.
4610 (vec_extract_lo_v32qi): Likewise.
4611 (vec_extract_hi_v32qi): Likewise.
4612 (avx_unpckhpd256): Likewise.
4613 (*avx_unpckhpd): Likewise.
4614 (avx_movddup256): Likewise.
4615 (*avx_movddup): Likewise.
4616 (avx_unpcklpd256): Likewise.
4617 (*avx_unpcklpd): Likewise.
4618 (avx_shufpd256): Likewise.
4619 (avx_shufpd256_1): Likewise.
4620 (*avx_punpckhqdq): Likewise.
4621 (*avx_punpcklqdq): Likewise.
4622 (*avx_shufpd_<mode>): Likewise.
4623 (*avx_storehpd): Likewise.
4624 (*avx_loadhpd): Likewise.
4625 (*avx_loadlpd): Likewise.
4626 (*avx_movsd): Likewise.
4627 (*vec_concatv2df_avx): Likewise.
4628 (*avx_<plusminus_insn><mode>3): Likewise.
4629 (*avx_<plusminus_insn><mode>3): Likewise.
4630 (*avx_mulv8hi3): Likewise.
4631 (*avxv8hi3_highpart): Likewise.
4632 (*avx_umulv8hi3_highpart): Likewise.
4633 (*avx_umulv2siv2di3): Likewise.
4634 (*avx_mulv2siv2di3): Likewise.
4635 (*avx_pmaddwd): Likewise.
4636 (*avx_mulv4si3): Likewise.
4637 (*avx_ashr<mode>3): Likewise.
4638 (*avx_lshr<mode>3): Likewise.
4639 (*avx_ashl<mode>3): Likewise.
4640 (*avx_<code><mode>3): Likewise.
4641 (*avx_eq<mode>3): Likewise.
4642 (*avx_gt<mode>3): Likewise.
4643 (*avx_nand<mode>3): Likewise.
4644 (*avx_nand<mode>3): Likewise.
4645 (*avx_<code><mode>3): Likewise.
4646 (*avx_<code><mode>3): Likewise.
4647 (*avx_packsswb): Likewise.
4648 (*avx_packssdw): Likewise.
4649 (*avx_packuswb): Likewise.
4650 (*avx_punpckhbw): Likewise.
4651 (*avx_punpcklbw): Likewise.
4652 (*avx_punpckhwd): Likewise.
4653 (*avx_punpcklwd): Likewise.
4654 (*avx_punpckhdq): Likewise.
4655 (*avx_punpckldq): Likewise.
4656 (*avx_pinsr<avxmodesuffixs>): Likewise.
4657 (*avx_pinsrq): Likewise.
4658 (*avx_loadld): Likewise.
4659 (*vec_extractv2di_1_rex64_avx): Likewise.
4660 (*vec_extractv2di_1_avx): Likewise.
4661 (*vec_dupv2di_avx): Likewise.
4662 (*vec_concatv2si_avx): Likewise.
4663 (*vec_concatv4si_1_avx): Likewise.
4664 (*vec_concatv2di_avx): Likewise.
4665 (*vec_concatv2di_rex64_avx): Likewise.
4666 (*avx_uavgv16qi3): Likewise.
4667 (*avx_uavgv8hi3): Likewise.
4668 (*avx_psadbw): Likewise.
4669 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4670 (*avx_phaddwv8hi3): Likewise.
4671 (*avx_phadddv4si3): Likewise.
4672 (*avx_phaddswv8hi3): Likewise.
4673 (*avx_phsubwv8hi3): Likewise.
4674 (*avx_phsubdv4si3): Likewise.
4675 (*avx_phsubswv8hi3): Likewise.
4676 (*avx_pmaddubsw128): Likewise.
4677 (*avx_pmulhrswv8hi3): Likewise.
4678 (*avx_pshufbv16qi3): Likewise.
4679 (*avx_psign<mode>3): Likewise.
4680 (*avx_palignrti): Likewise.
4681 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4682 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4683 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4684 (*avx_mpsadbw): Likewise.
4685 (*avx_packusdw): Likewise.
4686 (*avx_pblendvb): Likewise.
4687 (*avx_pblendw): Likewise.
4688 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4689 (avx_ptest256): Likewise.
4690 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4691 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4692 (*avx_aesenc): Likewise.
4693 (*avx_aesenclast): Likewise.
4694 (*avx_aesdec): Likewise.
4695 (*avx_aesdeclast): Likewise.
4696 (avx_vzeroupper): Likewise.
4697 (avx_vzeroupper_rex64): Likewise.
4698 (avx_vpermil<mode>): Likewise.
4699 (avx_vpermilvar<mode>3): Likewise.
4700 (avx_vpermil2<mode>3): Likewise.
4701 (avx_vperm2f128<mode>3): Likewise.
4702 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4703 (avx_vbroadcastss256): Likewise.
4704 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4705 (avx_vinsertf128<mode>): Likewise.
4706 (vec_set_lo_<mode>): Likewise.
4707 (vec_set_hi_<mode>): Likewise.
4708 (vec_set_lo_<mode>): Likewise.
4709 (vec_set_hi_<mode>): Likewise.
4710 (vec_set_lo_v16hi): Likewise.
4711 (vec_set_hi_v16hi): Likewise.
4712 (vec_set_lo_v32qi): Likewise.
4713 (vec_set_hi_v32qi): Likewise.
4714 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4715 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4716 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4717 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4718 (vec_init<mode>): Likewise.
4719 (*vec_concat<mode>_avx): Likewise.
4720 (blendbits): Support V8SF and V4DF.
4721 (sse2_movq128): Support AVX.
4722 (<sse>_movnt<mode>): Likewise.
4723 (sse2_movntv2di): Likewise.
4724 (sse_rcpv4sf2): Likewise.
4725 (sse_sqrtv4sf2): Likewise.
4726 (sse_rsqrtv4sf2): Likewise.
4727 (<sse>_comi): Likewise.
4728 (<sse>_ucomi): Likewise.
4729 (sse_cvtss2si): Likewise.
4730 (sse_cvtss2si_2): Likewise.
4731 (sse_cvtss2siq): Likewise.
4732 (sse_cvtss2siq_2): Likewise.
4733 (sse_cvttss2si): Likewise.
4734 (sse_cvttss2siq): Likewise.
4735 (sse2_cvtsd2si): Likewise.
4736 (sse2_cvtsd2si_2): Likewise.
4737 (sse2_cvtsd2siq): Likewise.
4738 (sse2_cvtsd2siq_2): Likewise.
4739 (sse2_cvttsd2si): Likewise.
4740 (sse2_cvttsd2siq): Likewise.
4741 (sse2_cvtdq2pd): Likewise.
4742 (*sse2_cvtpd2dq): Likewise.
4743 (*sse2_cvttpd2dq): Likewise.
4744 (*sse2_cvtpd2ps): Likewise.
4745 (sse2_cvtps2pd): Likewise.
4746 (sse3_movshdup): Likewise.
4747 (sse3_movsldup): Likewise.
4748 (sse_storehps): Likewise.
4749 (*sse4_1_extractps): Likewise.
4750 (sse2_storelpd): Likewise.
4751 (vec_dupv2df_sse3): Likewise.
4752 (*vec_concatv2df_sse3): Likewise.
4753 (*sse4_1_pextrb): Likewise.
4754 (*sse4_1_pextrb_memory): Likewise.
4755 (*sse2_pextrw): Likewise.
4756 (*sse4_1_pextrw_memory): Likewise.
4757 (*sse4_1_pextrd): Likewise.
4758 (*sse4_1_pextrq): Likewise.
4759 (sse2_pshufd_1): Likewise.
4760 (sse2_pshuflw_1): Likewise.
4761 (sse2_pshufhw_1): Likewise.
4762 (*sse2_storeq_rex64): Likewise.
4763 (*vec_dupv4si): Likewise.
4764 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4765 (sse2_pmovmskb): Likewise.
4766 (*sse2_maskmovdqu): Likewise.
4767 (*sse2_maskmovdqu_rex64): Likewise.
4768 (sse_ldmxcsr): Likewise.
4769 (sse_stmxcsr): Likewise.
4770 (abs<mode>2): Likewise.
4771 (sse4_1_movntdqa): Likewise.
4772 (sse4_1_phminposuw): Likewise.
4773 (sse4_1_extendv8qiv8hi2): Likewise.
4774 (*sse4_1_extendv8qiv8hi2): Likewise.
4775 (sse4_1_extendv4qiv4si2): Likewise.
4776 (*sse4_1_extendv4qiv4si2): Likewise.
4777 (sse4_1_extendv2qiv2di2): Likewise.
4778 (*sse4_1_extendv2qiv2di2): Likewise.
4779 (sse4_1_extendv4hiv4si2): Likewise.
4780 (*sse4_1_extendv4hiv4si2): Likewise.
4781 (sse4_1_extendv2hiv2di2): Likewise.
4782 (*sse4_1_extendv2hiv2di2): Likewise.
4783 (sse4_1_extendv2siv2di2): Likewise.
4784 (*sse4_1_extendv2siv2di2): Likewise.
4785 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4786 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4787 (sse4_1_zero_extendv4qiv4si2): Likewise.
4788 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4789 (sse4_1_zero_extendv2qiv2di2): Likewise.
4790 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4791 (sse4_1_zero_extendv4hiv4si2): Likewise.
4792 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4793 (sse4_1_zero_extendv2hiv2di2): Likewise.
4794 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4795 (sse4_1_zero_extendv2siv2di2): Likewise.
4796 (*sse4_1_zero_extendv2siv2di2): Likewise.
4797 (sse4_1_ptest): Likewise.
4798 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4799 (sse4_2_pcmpestri): Likewise.
4800 (sse4_2_pcmpestrm): Likewise.
4801 (sse4_2_pcmpistri): Likewise.
4802 (sse4_2_pcmpistrm): Likewise.
4804 (aeskeygenassist): Likewise.
4806 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4808 * config/i386/predicates.md (vzeroall_operation): New.
4810 * config/i386/sse.md (avx_vzeroall): New.
4811 (*avx_vzeroall): Likewise.
4813 2008-08-28 Paul Brook <paul@codesourcery.com>
4814 Mark Shinwell <shinwell@codesourcery.com>
4815 Richard Earnshaw <richard.earnshaw@arm.com>
4817 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4818 (TARGET_MIN_ANCHOR_OFFSET): New.
4819 (arm_override_options): Set correct anchor ranges for Thumb-1
4820 and Thumb-2 if required.
4821 (legitimize_pic_address): Handle case involving a TLS symbol
4822 reference with an addend.
4823 (arm_optimization_options): Enable section anchors at -O1 and
4825 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4826 * config/arm/arm-protos.h (arm_optimization_options): New.
4828 2008-08-28 Nick Clifton <nickc@redhat.com>
4830 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4831 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4834 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4835 * config/v850/v850.md (return): Remove frame size restriction.
4837 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4839 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4841 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4843 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4845 2008-08-28 Paul Brook <paul@codesourcery.com>
4847 * config/arm/vfp11.md: Update license notice.
4848 * config/arm/cortex-r4.md: Ditto.
4850 2008-08-28 Richard Guenther <rguenther@suse.de>
4852 PR tree-optimization/37207
4853 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4856 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4859 * tree.c (int_fits_type_p): Don't forget unsigned integers
4860 of type sizetype which higher end word equals -1.
4862 2008-08-28 Ira Rosen <irar@il.ibm.com>
4864 * target.h (struct vectorize): Add new target builtin.
4865 * tree-vectorizer.c (destroy_loop_vec_info): Call
4866 vect_free_slp_instance instead of vect_free_slp_node.
4867 * tree-vectorizer.h (enum slp_load_perm_type): New.
4868 (struct _slp_instance): Add new fields.
4869 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4870 (SLP_INSTANCE_LOADS): New.
4871 (vect_free_slp_tree): Remove.
4872 (vect_free_slp_instance): Declare.
4873 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4874 (vectorizable_load): Add argument.
4875 (vect_transform_slp_perm_load): New.
4876 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4878 (vect_get_place_in_interleaving_chain): New function.
4879 (vect_free_slp_tree): Make static.
4880 (vect_free_slp_instance): New function.
4881 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4882 collect the load location in the interleaving chain.
4883 (vect_supported_slp_permutation_p): New function.
4884 (vect_supported_load_permutation_p): Likewise.
4885 (vect_analyze_slp_instance): In case of loads permutation, call
4886 vect_supported_load_permutation_p to check that the permutation is
4888 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4889 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4890 (vect_create_mask_and_perm): New function.
4891 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4892 (vectorizable_load): Add an argument. Don't keep the created vectors
4893 statements in the node if permutation is required. Call
4894 vect_transform_slp_perm_load to generate the permutation.
4895 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4896 additional argument.
4897 (vect_schedule_slp_instance): In case of loads permutation, allocate
4898 vectorized statements structure for all the related SLP nodes. Call
4899 vect_transform_stmt with addditional argument.
4900 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4901 * config/spu/spu.c (spu_builtin_vec_perm): New.
4902 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4903 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4904 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4905 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4907 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4909 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4910 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4911 __gthread_cond_signal, __gthread_cond_timedwait,
4912 __gthread_cond_timedwait_recursive): New functions.
4913 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4915 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4918 2008-08-28 Richard Guenther <rguenther@suse.de>
4921 * fold-const.c (maybe_canonicalize_comparison_1): Require
4922 undefined overflow only for canonicalizing A +- CST cmp CST.
4923 Make sure to not generate new constants that are not inside
4924 their TYPE_MIN/MAX_VALUE range.
4925 (maybe_canonicalize_comparison): Remove undefined overflow
4927 (fold_binary): Remove now duplicate folding.
4929 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4931 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4932 use not updated in the last change.
4934 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4936 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4937 (IRA_COVER_CLASSES): Add FPUL_REGS.
4939 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4942 * c-common.c (conversion_warning): Check for null operands.
4944 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4947 * c-decl.c (check_for_loop_decls): Improve error message. Give
4950 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4953 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4954 (convert_for_assignment): Pass corrent OPT_W* parameter to
4955 WARN_FOR_ASSIGNMENT.
4957 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4960 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4962 2008-08-27 Paul Brook <paul@codesourcery.com>
4964 * config.gcc: Loosen checks for arm uclinux eabi targets.
4966 2008-08-27 Paul Brook <paul@codesourcery.com>
4968 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4970 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4972 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4974 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4975 the enumerators of an ENUMERAL_TYPE.
4976 * dbxout.c (dbxout_type): Ditto.
4978 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4981 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4982 (fwprop_addr): Check that the loop_father is not the outer loop.
4984 2008-08-26 Paul Brook <paul@codesourcery.com>
4986 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4987 Remove documentation entry for fmul type.
4988 Use fmuls to annotate single-precision multiplication patterns,
4989 fmuld to annotate double-precision multiplication patterns,
4990 fmacs to annotate single-precision multiply-accumulate patterns
4991 and fmacd to annotate double-precision multiply-accumulate patterns.
4992 * config/arm/vfp11.md: Update reservations accordingly.
4993 * config/arm/arm.md: Note that certain values of the "type"
4994 attribute are documented in vfp.md.
4995 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4996 (v10_cvt): Use new fmul types.
4998 2008-08-26 Paul Brook <paul@codesourcery.com>
5000 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5001 * config/arm/vfp11.md: ...here. New.
5002 * config/arm/arm.md: Include vfp11.md.
5004 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5006 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5007 parameter to inform call.
5009 2008-08-26 Jeff Law <law@redhat.com>
5011 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5012 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5013 preferred class when copying a constant into a partial word register.
5015 2008-08-26 Ben Elliston <bje@au.ibm.com>
5017 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5018 * cp/typeck.c: Likewise.
5019 * cp/tree.c: Likewise.
5020 * gimple-low.c: Likewise.
5023 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5025 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5026 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5028 * doc/passes.texi: Describe IRA.
5030 * doc/tm.texi (IRA_COVER_CLASSES,
5031 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5033 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5034 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5035 -fira-propagate-cost, -fno-ira-share-save-slots,
5036 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5038 * flags.h (ira_algorithm): New enumeration.
5039 (flag_ira_algorithm, flag_ira_verbose): New external variable
5042 * postreload.c (gate_handle_postreload): Don't do post reload
5043 optimizations unless the reload is completed.
5045 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5048 * tree-pass.h (pass_ira): New external variable declaration.
5050 * reload.h: Add 2008 to the Copyright.
5052 * cfgloopanal.c: Include params.h.
5053 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5056 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5058 * toplev.c (ira.h): New include.
5059 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5060 (backend_init_target): Call ira_init.
5061 (backend_init): Call ira_init_once.
5062 (finalize): Call finish_ira_once.
5064 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5065 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5068 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5069 may_move_out_cost): New external variable declarations.
5070 (move_table): New typedef.
5072 * caller-save.c: Include headers output.h and ira.h.
5073 (no_caller_save_reg_set): New global variable.
5074 (save_slots_num, save_slots): New variables.
5075 (reg_save_code, reg_restore_code, add_stored_regs): Add
5077 (init_caller_save): Set up no_caller_save_reg_set.
5078 (init_save_areas): Reset save_slots_num.
5079 (saved_hard_reg): New structure.
5080 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5081 (initiate_saved_hard_regs, new_saved_hard_reg,
5082 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5084 (setup_save_areas): Add code for sharing stack slots.
5085 (all_blocks): New variable.
5086 (save_call_clobbered_regs): Process pseudo-register too.
5087 (mark_set_regs): Process pseudo-register too.
5088 (insert_one_insn): Put the insn after bb note in a empty basic
5089 block. Add insn check.
5091 * global.c (eliminable_regset): Make it external.
5092 (mark_elimination): Use DF_LR_IN for IRA.
5093 (pseudo_for_reload_consideration_p): New.
5094 (build_insn_chain): Make it external. Don't ignore spilled
5095 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5096 (gate_handle_global_alloc): New function.
5097 (pass_global_alloc): Add the gate function.
5099 * opts.c (decode_options): Set up flag_ira. Print the warning for
5101 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5103 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5105 * regmove.c (regmove_optimize): Don't do replacement of output for
5108 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5109 New external variable declarations.
5111 * local-alloc.c (update_equiv_regs): Make it external. Return
5112 true if jump label rebuilding should be done. Rescan new_insn for
5114 (gate_handle_local_alloc): New function.
5115 (pass_local_alloc): Add the gate function.
5117 * alias.c (value_addr_p, stack_addr_p): New functions.
5118 (nonoverlapping_memrefs_p): Use them for IRA.
5120 * common.opt (fira, fira-algorithm, fira-coalesce,
5121 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5122 fira-verbose): New options.
5124 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5125 move_cost, may_move_in_cost, may_move_out_cost): Make the
5127 (move_table): Remove typedef.
5128 (init_move_cost): Make it external.
5129 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5132 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5133 setup_reg_classes): New function prototypes.
5134 (eliminable_regset): New external variable declaration.
5135 (build_insn_chain, update_equiv_regs): New function prototypes.
5137 * Makefile.in (IRA_INT_H): New definition.
5138 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5139 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5140 (reload1.o, toplev.o): Add dependence on ira.h.
5141 (cfgloopanal.o): Add PARAMS_H.
5142 (caller-save.o): Add dependence on output.h and ira.h.
5143 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5144 ira-emit.o, ira-lives.o): New entries.
5146 * passes.c (pass_ira): New pass.
5148 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5150 * reload1.c (ira.h): Include the header.
5151 (changed_allocation_pseudos): New bitmap.
5152 (init_reload): Initiate the bitmap.
5153 (compute_use_by_pseudos): Permits spilled registers in FROM.
5154 (temp_pseudo_reg_arr): New variable.
5155 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5156 IRA. Call alter_reg with the additional parameter. Don't clear
5157 spilled_pseudos for IRA. Restore original insn chain for IRA.
5158 Clear changed_allocation_pseudos at the end of reload.
5159 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5160 (hard_regno_to_pseudo_regno): New variable.
5161 (count_pseudo): Check spilled pseudos. Set up
5162 hard_regno_to_pseudo_regno.
5163 (count_spilled_pseudo): Check spilled pseudos. Update
5164 hard_regno_to_pseudo_regno.
5165 (find_reg): Use better_spill_reload_regno_p. Check
5166 hard_regno_to_pseudo_regno.
5167 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5169 (eliminate_regs_1): Use additional parameter for alter_reg.
5170 (finish_spills): Set up pseudo_previous_regs only for spilled
5171 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5172 more arguments. Don't clear live_throughout and dead_or_set for
5173 spilled pseudos. Use additional parameter for alter_reg. Call
5174 mark_allocation_change. Set up changed_allocation_pseudos.
5175 Remove sanity check.
5176 (emit_input_reload_insns, delete_output_reload): Use additional
5177 parameter for alter_reg. Call mark_allocation_change.
5178 (substitute, gen_reload_chain_without_interm_reg_p): New
5180 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5182 * testsuite/gcc.dg/20080410-1.c: New file.
5184 * config/s390/s390.h (IRA_COVER_CLASSES,
5185 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5187 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5189 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5191 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5193 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5195 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5197 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5199 2008-08-24 Jeff Law <law@redhat.com>
5200 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5201 when ignoring unavailable registers.
5203 2008-08-24 Jeff Law <law@redhat.com>
5204 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5205 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5206 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5207 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5209 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5210 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5212 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5213 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5214 * reload1.c (find_reg): Process registers in register allocation order.
5216 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5217 * toplev.c (backend_init_target): Move ira_init call from
5219 (lang_dependent_init_target): ...to here.
5221 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5222 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5223 calculate memory move costs for NO_REGS.
5225 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5226 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5227 STACK_REGS is defined.
5229 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5230 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5232 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5233 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5235 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5236 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5237 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5240 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5241 Dorit Nuzman <dorit@il.ibm.com>
5243 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5244 vec_extract_evenv4sf, vec_extract_evenv8hi,
5245 vec_extract_evenv16qi, vec_extract_oddv4si,
5246 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5247 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5248 vec_interleave_highv4si, vec_interleave_lowv4si,
5249 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5250 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5251 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5253 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5256 * config/rs6000/rs6000.c (optimization_options): Don't default to
5257 section anchors without toplevel reorder.
5259 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5261 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5262 (mfc_end_critical_section): Likewise.
5264 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5266 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5267 all type qualifiers from element type to vector type.
5269 2008-08-25 David Daney <ddaney@avtrex.com>
5271 * config/mips/mips.md (immediate_insn): Move up in file, fix
5272 comment typo, reformat.
5273 (fetchop_bit, atomic_hiqi_op memory_barrier,
5274 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5275 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5276 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5277 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5278 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5279 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5280 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5281 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5282 sync_old_nand<mode>, sync_new_nand<mode>,
5283 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5284 test_and_set_12): Moved to sync.md.
5286 * config/mips/sync.md: New file.
5288 2008-08-25 Richard Henderson <rth@redhat.com>
5290 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5291 (regsave): Likewise.
5292 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5293 (output_cfi_directive): Likewise.
5294 (div_data_align): New.
5295 (output_cfi): Use it.
5297 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5299 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5300 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5301 (TARGET_OCTEON): New macro.
5302 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5303 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5304 (ISA_HAS_POP): New macro.
5305 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5307 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5309 * config/mips/mips.md (cpu): Add octeon.
5310 (type): Add pop attribute value.
5311 (popcount<mode>2): New pattern.
5312 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5314 2008-08-24 Jan Hubicka <jh@suse.cz>
5316 * doc/invoke.texi (-fipa-cp-clone): New option.
5317 (-fipa-cp): Update docs.
5318 (--param ipcp-unit-growth):New.
5319 * ipa-cp.c: Include fibheap.h, params.h
5320 (ipcp_initialize_node_lattices): When not cloning, all externally
5321 visible functions are bottom.
5322 (ipcp_need_redirect_p): Accept clones.
5323 (ipcp_insert_stage): Use cost driven heuristics.
5324 (max_count, dead_nodes): New static vars.
5325 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5326 ipcp_const_param_count): New functions.
5327 * common.opt (ipa-cp-clone): New command line option.
5328 * params.def (ipcp-unit-growth): New.
5330 2008-08-24 Jan Hubicka <jh@suse.cz>
5332 * tree-inline.c (tree_function_versioning): Look harder
5333 for referenced vars.
5335 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5337 PR tree-optimization/37185
5338 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5340 2008-08-23 Jan Hubicka <jh@suse.cz>
5342 * ipa-cp.c (ipcp_analyze_node): New function.
5343 (ipcp_update_cloned_node): Use it.
5344 (ipcp_init_stage): Likewise.
5345 * ipa-inline.c (function_insertion_hook_holder): New static var.
5346 (analyze_function): Break out from ....
5347 (inline_generate_summary): Here; register insertion hook.
5348 (cgraph_decide_inlining): Remove hook.
5349 (add_new_function): New function.
5351 2008-08-23 Jan Hubicka <jh@suse.cz>
5353 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5355 2008-08-23 Jan Hubicka <jh@suse.cz>
5357 * ipa-cp.c (constant_val_insert): Remove.
5358 (ipcp_propagate_one_const): Remove.
5359 (ipcp_create_replace_map): Always insert replacements to the map.
5360 (ipcp_insert_stage): Do not try to insert statements by hand.
5361 * tree-inline.c (insert_init_stmt): Break out from ...
5362 (setup_one_parameter): ... here; allow NULL BB pointer.
5363 (tree_function_versioning): Use setup_one_parameter to process
5366 2008-08-23 Jan Hubicka <jh@suse.cz>
5368 * tree.c (decl_address_ip_invariant_p): New function.
5369 * tree.h (decl_address_ip_invariant_p): Declare.
5370 * gimple.c (strip_invariant_refs): Break out from ...
5371 (is_gimple_invariant_address): ... here
5372 (is_gimple_ip_invariant_address): New function.
5373 (is_gimple_ip_invariant): New function.
5374 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5377 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5378 (ipcp_lat_is_insertable): All constants are insertable.
5379 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5380 IPA_CONST_VALUE_REF.
5381 (ipcp_initialize_node_lattices): Propagate all types of operands.
5382 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5383 (ipcp_create_replace_map): Reformat.
5384 (ipcp_need_redirect_p): Simplify.
5385 (ipcp_insert_stage): Check that argument is used before clonning.
5386 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5388 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5389 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5390 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5391 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5392 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5393 * tree-inline.c (tree_function_versioning): Add variables referenced
5396 2008-08-23 Jan Hubicka <jh@suse.cz>
5399 * i386.c (standard_80387_constant_p): Use optimize_size.
5401 2008-08-23 Ira Rosen <irar@il.ibm.com>
5403 PR tree-optimization/37161
5404 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5405 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5406 (vect_determine_vectorization_factor): Move the scalar type
5407 retrieval to vect_get_smallest_scalar_type.
5408 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5409 scalar type. Remove redundant computation.
5410 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5411 (vect_get_slp_defs): Take the type of RHS into account if
5412 necessary by calling vect_get_smallest_scalar_type. Call
5413 vect_get_constant_vectors with additional argument.
5415 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5418 * doc/invoke.texi (Wwrite-strings): Clarify description.
5420 2008-08-23 Ira Rosen <irar@il.ibm.com>
5422 PR tree-optimization/37174
5423 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5424 def stmt is a part of the loop before accessing its stmt_vec_info.
5426 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5429 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5430 (*swap): New insn pattern.
5431 (*ashlqi3): Rename from ashlqi3 insn pattern.
5432 (ashlqi3): New expanders.
5433 (*lshrqi3): Rename from lshrqi3 insn pattern.
5434 (lshrqi3): New expanders.
5435 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5436 lshrqi3_const5, lshrqi3_const6): New splitters.
5437 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5438 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5441 2008-08-22 Richard Guenther <rguenther@suse.de>
5443 PR tree-optimization/37078
5444 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5445 [+INF, +INF] ranges.
5447 2008-08-22 Richard Guenther <rguenther@suse.de>
5449 PR tree-optimization/37143
5450 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5451 a conversion statement instead of a copy.
5453 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5456 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5457 CCCmode, CCOmode and CCSmode destination modes.
5460 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5461 from different units in a single alternative.
5462 (*vec_extractv2sf_1): Ditto.
5463 (*vec_extractv2si_0): Ditto.
5464 (*vec_extractv2si_1): Ditto.
5465 * config/i386/sse.md (sse2_storehpd): Ditto.
5466 (sse2_storelpd): Ditto.
5467 (sse2_loadhpd): Ditto.
5468 (sse2_loadlpd): Ditto.
5471 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5472 (popcountsi2): Ditto.
5473 (clzdi2_abm): Ditto.
5474 (popcountdi2): Ditto.
5475 (clzhi2_abm): Ditto.
5476 (popcounthi2): Ditto.
5478 2008-08-22 Richard Guenther <rguenther@suse.de>
5482 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5483 if the multiplication does not overflow.
5485 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5487 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5489 2008-08-21 Richard Henderson <rth@redhat.com>
5491 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5492 spurrious comma from test.
5493 * configure: Rebuild.
5495 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5498 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5501 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5503 * c-tree.h (grokfield): New argument.
5504 * c-decl.c (grokfield): Handle new location argument.
5505 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5507 2008-08-21 Richard Guenther <rguenther@suse.de>
5509 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5511 2008-08-21 Jan Hubicka <jh@suse.cz>
5513 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5514 (cgraph_add_function_insertion_hook,
5515 cgraph_remove_function_insertion_hook,
5516 cgraph_call_function_insertion_hooks): New functions.
5517 * cgraph.h (cgraph_add_function_insertion_hook,
5518 cgraph_remove_function_insertion_hook,
5519 cgraph_call_function_insertion_hooks): Declare.
5520 * ipa-reference.c (function_insertion_hook_holder): New variable.
5521 (check_operand, look_for_address_of): When checking late, do not care
5522 about module bitmaps.
5523 (add_new_function): New function.
5524 (generate_summary): Register hooks; zero module bitmaps.
5525 (propagate): Unregister hooks.
5526 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5527 (add_new_function): New function.
5528 (generate_summary): Register hook.
5529 (propagate): Remove hook.
5531 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5533 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5534 * ipa-cp.c (ipcp_update_cloned_node): New function.
5535 (build_const_val): Handle functions correctly; bring type logic
5536 into sync with tree-inline.c
5537 (ipcp_init_stage): Take care of computing stuff needed by
5538 indirect inlining; update clones.
5539 (ipcp_generate_summary): Break out of ipcp_driver.
5540 (ipcp_driver): Do only execution and transformation.
5541 (pass_ipa_cp): Make IPA_PASS.
5542 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5544 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5545 ipcp, some info is already available.
5546 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5547 * tree-inline.c (remap_ssa_name): Unshare expression.
5549 2008-08-21 Richard Guenther <rguenther@suse.de>
5551 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5552 a PHI ask VN if it is already available.
5553 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5554 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5556 2008-08-21 Richard Guenther <rguenther@suse.de>
5559 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5560 makes sure to produce a result of the correct type.
5562 2008-08-21 Jan Hubicka <jh@suse.cz>
5563 Backport from LTO branch:
5565 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5566 Jan Hubicka <jh@suse.cz>
5569 (init_state, finish_state, set_function_state, generate_summary):
5571 (scan_stmt): Renamed from scan_function. Changed to keep state in
5572 local static vars rather than cgraph aux field.
5573 (propagate): Renamed from static_execute. Changed to keep state in
5574 local static vars rather than cgraph aux field.
5575 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5576 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5578 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5580 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5581 * ipa-reference.c (init_function_info, generate_summary,
5582 propagate): New functions.
5583 (analyze_function): Call init_function_info.
5584 (static_execute): Stripped into generate_summary and propagate.
5585 (pass_ipa_reference): Made into ipa_opt_pass.
5587 2008-08-21 Richard Guenther <rguenther@suse.de>
5589 PR tree-optimization/37181
5590 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5592 (extract_range_from_unary_expr): Likewise.
5594 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5596 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5598 * toplev.h (pedwarn_at): Likewise.
5599 * builtins.c: Update all calls to pedwarn.
5600 * c-lex.c: Likewise.
5601 * toplev.c: Likewise.
5602 * c-tree.h: Likewise.
5603 * c-decl.c: Likewise.
5604 * c-errors.c: Likewise.
5605 * c-typeck.c: Likewise.
5606 * c-common.c: Likewise.
5607 * c-parser.c: Likewise.
5609 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5612 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5613 with MODE_VECTOR_INT mode.
5615 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5618 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5619 initialized outside the current module.
5620 (warn_uninitialized_var): Ignore left-hand side when walking the
5621 trees. Ignore address expressions. Examine VUSE operands in gimple
5622 statements with a variable declaration on the right-hand side.
5624 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5627 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5629 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5632 * c-common.c (conversion_warning): Do not warn if applying bit-and
5633 operator to unsigned constant that fits in the target type.
5635 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5638 * c-common.c (conversion_warning): Do not warn for artificial
5641 2008-08-20 Richard Guenther <rguenther@suse.de>
5643 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5644 (extract_range_from_binary_expr): Fall back to constant propagation.
5645 (extract_range_from_unary_expr): Likewise.
5647 2008-08-20 Richard Guenther <rguenther@suse.de>
5649 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5650 with TREE_THIS_VOLATILE on shared nodes.
5651 (fold_stmt_r): Likewise.
5653 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5656 * c-parser.c (c_parser_attributes): For keywords use canonical
5657 spelling for attr_name.
5659 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5661 * value-prof.c (check_counter): Revert wrong call to error.
5663 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5665 * profile.c: Update calls to inform.
5666 * value-prof.c: Update calls to inform.
5668 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5670 * diagnostic.c (inform): Add an explicit location_t parameter.
5671 * toplev.h (inform): Update declaration.
5672 * builtins.c: Update all calls to inform.
5673 * c-common.c: Likewise.
5674 * c-decl.c: Likewise.
5675 * c-opts.c: Likewise.
5676 * c-pch.c: Likewise.
5677 * c-pragma.c: Likewise.
5678 * c-typeck.c: Likewise.
5679 * coverage.c: Likewise.
5681 * toplev.c: Likewise.
5682 * tree-cfg.c: Likewise.
5683 * tree-ssa.c: Likewise.
5685 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5688 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5689 V2DI mode, for SSE4.1, use movq instead of vector set if the
5690 second element is zero and inter-unit moves are OK.
5692 2008-08-20 Richard Guenther <rguenther@suse.de>
5694 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5695 properly handle conversion/copy chains after tuplification.
5697 2008-08-20 Richard Guenther <rguenther@suse.de>
5699 * passes.c (init_optimization_passes): Move the second
5700 forwprop pass before alias computation. Remove the second
5701 DCE pass. Remove the first dominator and phi copy/const
5704 2008-08-20 Nick Clifton <nickc@redhat.com>
5706 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5707 support of this feature. Do not assume that a sufficiently new
5708 assembler will support the feature regardless of the target type.
5709 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5710 * configure: Regenerate.
5712 2008-08-20 Richard Guenther <rguenther@suse.de>
5714 * tree-vrp.c (found_in_subgraph): Remove.
5715 (live): New global static.
5716 (live_on_edge): New function.
5717 (blocks_visited): Remove.
5718 (register_edge_assert_for_2): Use live_on_edge.
5719 (find_conditional_asserts): Remove code dealing with
5720 found_in_subgraph. Do not walk the CFG.
5721 (find_switch_asserts): Likewise.
5722 (find_assert_locations_1): Renamed from find_assert_locations.
5723 Move finding assert locations for conditional and switch
5724 statements first. Update live bitmap. Do not walk the CFG.
5725 (find_assert_locations): New function.
5726 (insert_range_assertions): Remove entry of CFG walk.
5727 Adjust call to find_assert_locations.
5728 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5729 that only can appear because of fake exit edges but assert we
5730 never try to insert on those.
5731 (fini_pre): Do not remove fake exit edges here...
5732 (execute_pre): ...but here, before committing edge inserts.
5734 2008-08-19 Richard Guenther <rguenther@suse.de>
5736 * passes.c (init_optimization_passes): Exchange store-ccp
5739 2008-08-19 Rafael EspÃndola <espindola@google.com>
5741 * varasm.c (weak_decls): Move earlier in the file.
5742 (assemble_external): Add weak decls to the weak_decls list.
5743 (declare_weak): Don't add decls to the weak_decls list.
5745 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5748 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5749 before (sse2_shufpd_<mode>).
5751 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5754 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5755 * tree.c (block_nonartificial_location): Likewise.
5757 2008-08-19 Richard Guenther <rguenther@suse.de>
5759 PR tree-optimization/35972
5760 PR tree-optimization/23094
5761 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5763 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5764 handle MISALIGNED_INDIRECT_REF.
5765 (get_ref_from_reference_ops): New helper.
5766 (vn_reference_lookup_pieces): Walk the use-def chain using the
5767 alias-oracle if requested.
5768 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5769 walking the use-def chain.
5770 (compute_avail): But not here.
5771 (create_component_ref_by_pieces_1): Properly handle
5772 MISALIGNED_INDIRECT_REF.
5773 (do_regular_insertion): Handle fully redundant
5774 expressions after PHI-translation also for SSA_NAME values, not
5775 only constants. Correctly use edoubleprime for that.
5777 2008-08-19 Ira Rosen <irar@il.ibm.com>
5779 * tree-vectorizer.c (supportable_widening_operation): Support
5780 multi-step conversion, return the number of steps in such conversion
5781 and the required intermediate types.
5782 (supportable_narrowing_operation): Likewise.
5783 * tree-vectorizer.h (vect_pow2): New function.
5784 (supportable_widening_operation): Change argument types.
5785 (supportable_narrowing_operation): Likewise.
5786 (vectorizable_type_promotion): Add an argument.
5787 (vectorizable_type_demotion): Likewise.
5788 * tree-vect-analyze.c (vect_analyze_operations): Call
5789 vectorizable_type_promotion and vectorizable_type_demotion with
5790 additional argument.
5791 (vect_get_and_check_slp_defs): Detect patterns.
5792 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5794 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5795 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5796 factor according to the smallest type in the loop.
5797 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5798 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5799 supportable_widening_operation with correct arguments.
5800 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5801 operands lists according to the number of vector statements in left
5802 or right node, if exists.
5803 (vect_gen_widened_results_half): Remove unused argument.
5804 (vectorizable_conversion): Call supportable_widening_operation,
5805 supportable_narrowing_operation, and vect_gen_widened_results_half
5806 with correct arguments.
5807 (vectorizable_assignment): Change documentation, support multiple
5809 (vectorizable_operation): Likewise.
5810 (vect_get_loop_based_defs): New function.
5811 (vect_create_vectorized_demotion_stmts): Likewise.
5812 (vectorizable_type_demotion): Support loop-aware SLP and general
5813 multi-step conversion. Call vect_get_loop_based_defs and
5814 vect_create_vectorized_demotion_stmts for transformation.
5815 (vect_create_vectorized_promotion_stmts): New function.
5816 (vectorizable_type_promotion): Support loop-aware SLP and general
5817 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5819 (vectorizable_store): Change documentation, support multiple
5821 (vectorizable_load): Likewise.
5822 (vect_transform_stmt): Pass SLP_NODE to
5823 vectorizable_type_promotion and vectorizable_type_demotion.
5824 (vect_schedule_slp_instance): Move here the calculation of number
5825 of vectorized statements for each node from...
5826 (vect_schedule_slp): ... here.
5827 (vect_transform_loop): Call vect_schedule_slp without the last
5830 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5833 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5834 to == in assert statement.
5835 (vectorizable_reduction): Fix typo.
5837 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5840 * value-prof.c (check_counter): Dereference pointer to overall
5841 count when printing it.
5843 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5845 * profile.h: Really add it.
5847 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5849 * mcf.c: Really add it.
5851 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5852 Vinodha Ramasamy <vinodha@google.com>
5854 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5856 * value-prof.c (check_counter): Fix the counter if
5857 flag_profile_correction is true.
5858 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5859 tree_mod_subtract_transform):
5860 Follow check_counter parameter change.
5861 * common.opt (fprofile-correction): New option.
5863 * profile.h: Likewise.
5864 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5865 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5866 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5868 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5869 flag_profile_correction is set.
5871 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5873 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5875 2008-08-18 Tomas Bily <tbily@suse.cz>
5877 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5878 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5880 * tree-data-ref.c (split_constant_offset_1): Likewise.
5881 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5882 * tree-sra.c (sra_walk_expr): Likewise.
5883 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5884 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5885 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5886 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5888 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5889 * tree-vect-transform.c (vectorizable_type_demotion)
5890 (vectorizable_type_promotion): Likewise.
5891 * tree-inline.c (expand_call_inline):
5892 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5893 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5894 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5895 * expr.c (expand_expr_real_1): Likewise.
5896 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5897 (gimple_assign_unary_useless_conversion_p): Likewise.
5898 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5899 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5900 * fold-const.c (fold_unary): Likewise.
5901 * tree.h (CONVERT_EXPR_P): Likewise.
5902 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5903 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5905 (register_edge_assert_for_2, extract_range_from_unary_expr)
5906 (register_edge_assert_for_1): Likewise.
5908 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5910 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5911 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5912 (enum real_value_const): Delete.
5913 (get_real_const): Delete.
5914 * real.c (get_real_const): Delete.
5915 (dconst_e_ptr): Define.
5916 (dconst_third_ptr): Define.
5917 (dconst_sqrt2_ptr): Define.
5918 * builtins.c: Update all callers.
5920 2008-08-18 Richard Guenther <rguenther@suse.de>
5922 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5923 statement iterator after statement removal.
5925 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5927 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5928 (detect_processor_freebsd): Likewise.
5929 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5931 2008-08-18 Richard Guenther <rguenther@suse.de>
5933 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5934 and loads have the correct types.
5936 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5939 * c-opts.c (cpp_opts): Remove static.
5940 * c-parser.c (cpp_opts): Declare it extern.
5941 (disable_extension_diagnostics): Handle cpp options.
5942 (enable_extension_diagnostics): Likewise.
5944 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5946 * diagnostics.c (permerror_at): Rename as permerror.
5947 (permerror): Delete.
5948 * toplev.h: Likewise.
5950 2008-08-18 Richard Guenther <rguenther@suse.de>
5952 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5953 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5954 Move call_cdce before build_alias. Move copyrename2,
5955 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5956 right after final inlining.
5957 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5958 (pass_build_cfg): But instead via TODO_dump_func.
5960 2008-08-18 Richard Guenther <rguenther@suse.de>
5962 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5964 (scalarize_init): If we failed to generate some initializers
5965 do not generate zeros for not instantiated members. Instead
5966 rely on the copy out.
5967 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5968 about missing flow-sensitive alias info only if we have
5971 2008-08-17 Nick Clifton <nickc@redhat.com>
5973 * doc/extend.texi (Function Attributes): Fix typo in description
5974 if hot function attribute.
5976 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5977 Richard Sandiford <rdsandiford@googlemail.com>
5979 * doc/install.texi (--with-mips-plt): Document.
5980 * doc/invoke.texi (-mplt, -mno-plt): Document.
5981 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5982 and handle ${with_mips_plt}.
5983 * config/mips/mips.opt (mplt): New option.
5984 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5985 (TARGET_ABICALLS_PIC2): Likewise.
5986 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5987 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5988 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5989 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5990 to decide whether to output ".option picX" directives.
5991 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5992 Pass -call_nonpic rather than -KPIC for -mplt.
5993 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5994 on the command line. Also remove it when -mabi=64 is used without
5996 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5997 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5998 TARGET_ABICALLS_PIC0.
5999 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6001 (mips16_build_function_stub): Only output ".option pic" directives
6002 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6003 (mips16_build_call_stub): Fix comment and remove redundant
6004 ".set at"/"set .noat" directives.
6005 (mips_function_rodata_section): Use the default behaviour for
6006 TARGET_ABSOLUTE_ABICALLS.
6007 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6008 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6009 (mips_restore_gp): Do nothing if the current function doesn't use
6011 (mips_expand_prologue): Only save $gp if the current function uses it.
6012 Use a normal move for TARGET_ABICALLS_PIC0.
6013 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6015 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6017 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6018 of function when handling GLOBAL_POINTER_REGNUM.
6020 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6023 * common.opt (-fstack-check): Do not declare the variable here.
6024 (-fstack-check=): New option variant.
6025 * doc/invoke.texi (Code Gen Options): Document it.
6026 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6027 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6028 (STACK_CHECK_STATIC_BUILTIN): New macro.
6029 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6030 * opts.c: Include expr.h.
6031 (common_handle_option) <OPT_fold_stack_check_>: New case.
6032 <OPT_fstack_check>: Likewise.
6033 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6034 consistently in the test for variable-sized types. Adjust for
6035 new behaviour of flag_stack_check.
6036 * explow.c: Include except.h.
6037 (allocate_dynamic_stack_space): Do not take into account
6038 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6039 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6040 for variable-sized parameters. Treat all parameters whose size is
6041 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6042 stack checking is enabled.
6043 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6044 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6045 if generic stack checking is enabled.
6046 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6047 * reload1.c (reload): Likewise.
6048 * stmt.c (expand_decl): Assert that all automatic variables have
6049 fixed size at this point and remove dead code.
6050 * flags.h (stack_check_type): New enumeration type.
6051 (flag_stack_check): Declare.
6052 * toplev.c (flag_stack_check): New global variable.
6053 * Makefile.in (opts.o): Add dependency on EXPR_H.
6054 (explow.o): Add dependency on except.h.
6056 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6058 * config/avr/avr.c (avr_override_options): Reduce value of
6059 PARAM_INLINE_CALL_COST.
6061 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6063 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6064 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6065 lieu of TYPE_MODE (type) throughout.
6067 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6069 * config/arm/arm.c (add_minipool_backward_ref): Check for
6070 8-byte-aligned entries in second case of forcing insertion after a
6071 particular entry. Change third case to avoid inserting
6072 non-8-byte-aligned entries before 8-byte-aligned ones.
6074 2008-08-15 Richard Guenther <rguenther@suse.de>
6076 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6077 strip components for unknown size accesses.
6079 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6081 * config/s390/2097.md New file.
6082 * config/s390/s390.md ("z10prop" attribute): Define none,
6083 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6084 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6085 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6086 possible values and apply them to insns as appropriate.
6087 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6088 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6089 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6090 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6091 ("bfp" mode attribute): Removed. Every occurence replaced
6093 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6094 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6097 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6100 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6103 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6105 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6106 additional argument. Support reduction when duplication is needed due
6107 to data-types of different sizes in the loop.
6108 (get_initial_def_for_induction): Fix printout.
6109 (vect_get_vec_def_for_stmt_copy): Support case where the
6110 vec_stmt_for_operand is a phi node.
6111 (vectorizable_reduction): Support reduction when duplication is needed
6112 due to data-types of different sizes in the loop.
6113 (vectorizable_call): Remove restriction to not vectorize in case we
6114 have data-types of different sizes in the loop.
6115 (vectorizable_conversion): Likewise.
6116 (vectorizable_operation): Likewise.
6117 (vectorizable_type_demotion): Likewise.
6118 (vectorizable_type_promotion): Likewise.
6119 (vectorizable_induction): Add restriction to not vectorize in case
6120 we have data-types of different sizes in the loop.
6122 2008-08-14 Christophe Saout <christophe@saout.de>
6123 Uros Bizjak <ubizjak@gmail.com>
6126 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6127 (*vec_concatv2di_rex64_sse4_1): Ditto.
6128 (*vec_concatv2di_rex64_sse): Ditto.
6130 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6133 * fold-const.c (fold_widened_comparison): Do not allow
6134 sign changes that change the result even if shorter type
6135 is wider than arg1_unw's type.
6137 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6139 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6140 Skip if the multilib testing specifies -march that does not
6141 agree with the one specified in the testcase.
6143 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6145 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6146 zero extend SImode values being converted to TFmode before passing
6149 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6151 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6152 __PPU__ when targeting the Cell/B.E. PPU processor.
6154 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6156 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6157 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6158 Rematerialize the static chain, if any.
6159 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6162 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6164 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6165 (new_loc_descr): Likewise.
6166 (add_loc_descr): Likewise.
6167 (size_of_loc_descr): Likewise.
6168 (size_of_locs): Likewise.
6169 (output_loc_operands): Likewise.
6170 (output_loc_sequence): Likewise.
6171 (new_reg_loc_descr): New.
6172 (build_cfa_loc): Use it.
6173 (build_cfa_aligned_loc): Likewise.
6174 (one_reg_loc_descriptor): Likewise.
6175 (based_loc_descr): Likewise.
6177 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6180 * doc/invoke.texi (Wmain): Update.
6181 * c-decl.c (start_decl): warn_main is only 0 or 1.
6182 (start_function): Likewise. Fix formatting.
6183 (finish_function): Delete redundant warning.
6184 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6185 * c-opts (c_common_handle_option): -Wall only has effect if
6186 warn_main is uninitialized. OPT_Wmain is automatically
6187 handled. -pedantic also enables Wmain.
6188 (c_common_post_options): Handle all logic for Wmain here.
6189 * c-common.c (warn_main): Delete.
6190 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6191 * c-common.h (warn_main): Delete.
6193 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6196 * expr.c (emit_group_store): Allocate stack temp with the
6197 largest alignment when copying from register to stack.
6199 2008-08-13 Richard Guenther <rguenther@suse.de>
6201 * tree.h (maybe_fold_offset_to_address): Declare.
6202 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6203 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6204 Likewise for POINTER_PLUS_EXPR.
6205 (maybe_fold_offset_to_reference): Enable disabled code.
6206 (maybe_fold_offset_to_address): New function.
6207 (fold_stmt_r): Use it.
6208 (fold_gimple_assign): Likewise.
6209 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6210 (gimplify_expr): Likewise.
6212 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6214 * toplev.h (pedwarn_at): Fix declaration.
6216 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6218 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6219 LINK_SPEC): Use %R in -Y P argument.
6221 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6224 * diagnostic.c (pedwarn_at): New.
6225 * toplev.h (pedwarn_at): Declare.
6226 * c-tree.h (build_enumerator): Update declaration.
6227 * c-decl.c (finish_enum): Update comment.
6228 (build_enumerator): Take a location parameter. Give a pedwarn but do
6229 not perform any conversion.
6230 * c-parser.c (c_parser_enum_specifier): Set correct location for
6233 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6236 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6237 expressions except for conversions to signed:1 bitfields. Handle
6238 COND_EXPR with constant operands.
6240 2008-08-13 Richard Guenther <rguenther@suse.de>
6242 PR tree-optimization/15255
6243 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6244 (struct oecount_s): New struct and VEC types.
6246 (oecount_hash): New function.
6247 (oecount_eq): Likewise.
6248 (oecount_cmp): Likewise.
6249 (zero_one_operation): New function.
6250 (build_and_add_sum): Likewise.
6251 (undistribute_ops_list): Perform un-distribution of multiplication
6252 and division on the chain of summands.
6253 (should_break_up_subtract): Also break up subtracts for factors.
6254 (reassociate_bb): Delete dead visited statements.
6255 Call undistribute_ops_list. Re-sort and optimize if it did something.
6256 * passes.c (init_optimization_passes): Move DSE before
6258 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6261 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6263 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6265 * doc/invoke.texi: Revert unintended checkin.
6267 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6270 * gcc.c (include_spec_function): Tweak call to find_a_file.
6272 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6275 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6276 and TRUTH_ORIF_EXPR.
6277 * dojump.c (do_jump): Likewise.
6279 PR tree-optimization/37084
6280 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6281 if id->regimplify, don't assume stmt is a cast assignment.
6283 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6285 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6287 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6290 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6293 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6295 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6296 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6298 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6299 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6300 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6301 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6302 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6304 * doc/tm.texi (Storage Layout): Remove documentation for
6305 TARGET_FLOAT_FORMAT.
6307 * simplify-rtx.c (simplify_binary_operation_1): Replace
6308 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6310 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6312 * real.h (struct real_format): New member has_sign_dependent_rounding.
6313 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6314 spu_single_format, ieee_double_format, mips_double_format,
6315 motorola_double_format, ieee_extended_motorola_format,
6316 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6317 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6318 mips_extended_format, ieee_quad_format, mips_quad_format,
6319 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6320 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6322 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6323 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6324 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6325 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6326 (ROUND_TOWARDS_ZERO): Likewise.
6328 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6329 (FLOAT_MODE_FORMAT): New macro.
6330 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6331 (MODE_COMPOSITE_P): ... this new macro.
6332 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6333 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6334 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6336 * flags.h: Include "real.h".
6338 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6339 REAL_MODE_FORMAT_COMPOSITE_P.
6340 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6342 * doc/tm.texi (Storage Layout): Remove documentation of
6343 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6344 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6345 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6346 they only apply to libgcc2.a.
6348 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6350 * config/spu/float_disf.c: New file.
6351 * config/spu/float_unsdisf.c: New file.
6352 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6353 (LIB2FUNCS_EXCLUDE): Define.
6355 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6356 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6358 * real.h (struct real_format): New member round_towards_zero.
6359 * real.c (round_for_format): Respect fmt->round_towards_zero.
6360 (ieee_single_format, mips_single_format, motorola_single_format,
6361 spu_single_format, ieee_double_format, mips_double_format,
6362 motorola_double_format, ieee_extended_motorola_format,
6363 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6364 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6365 mips_extended_format, ieee_quad_format, mips_quad_format,
6366 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6367 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6369 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6370 real_format to choose rounding mode when calling MPFR functions.
6371 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6372 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6374 * real.h (real_to_decimal_for_mode): Add prototype.
6375 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6376 Respect target rounding mode when generating decimal representation.
6377 (real_to_decimal): New stub for backwards compatibility.
6378 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6379 real_to_decimal_for_mode instead of real_to_decimal.
6381 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6383 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6384 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6386 * real.c (spu_single_format): New variable.
6387 * real.h (spu_single_format): Declare.
6389 * config/spu/spu.c (spu_override_options): Install SFmode format.
6390 (spu_split_immediate): Use integer mode to operate on pieces of
6391 floating-point values in all cases.
6393 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6394 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6395 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6397 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6399 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6401 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6403 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6405 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6408 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6409 on the VAR_DECL instead of TYPE_READONLY on its type.
6411 2008-08-12 Ira Rosen <irar@il.ibm.com>
6413 * tree-vectorizer.c: Depend on langhooks.h.
6414 (supportable_widening_operation): Add two arguments. Support double
6416 (supportable_narrowing_operation): Likewise.
6417 * tree-vectorizer.h (supportable_widening_operation): Add two
6419 (supportable_narrowing_operation): Likewise.
6420 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6421 supportable_widening_operation with correct arguments.
6422 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6423 (vectorizable_type_demotion): Support double type conversions.
6424 (vectorizable_type_promotion): Likewise.
6425 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6427 2008-08-11 Michael Matz <matz@suse.de>
6429 * i386/i386.c (override_options): Move initialisation from
6430 flag_schedule_insns_after_reload to here from ...
6431 (optimization_options): ... here.
6433 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6435 PR rtl-optimization/36998
6436 * dwarf2out.c (compute_barrier_args_size_1,
6437 compute_barrier_args_size): Temporarily remove assertions.
6439 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6442 * tree-ssa.c (struct walk_data): Add new flag
6443 warn_possibly_uninitialized.
6444 (warn_uninitialized_var): Use it.
6445 (warn_uninitialized_vars): New.
6446 (execute_early_warn_uninitialized): Call it.
6447 (execute_late_warn_uninitialized): Likewise.
6449 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6452 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6455 2008-08-09 Jan Hubicka <jh@suse.cz>
6458 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6460 (expand_fix): Be prepared for expansion to fail.
6461 (expand_sfix_optab): Remove instructions if expansion failed.
6463 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6465 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6467 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6468 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6470 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6472 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6473 mips/t-libgcc-mips16 to tmake_file.
6474 * config/mips/mips-protos.h (mips_call_type): New enum.
6475 (mips_pic_base_register, mips_got_load): Declare.
6476 (mips_restore_gp): Take an rtx argument.
6477 (mips_use_pic_fn_addr_reg_p): Declare.
6478 (mips_expand_call): Replace the sibcall_p argument with
6479 a mips_call_type argument. Add a lazy_p parameter.
6480 (mips_split_call): Declare.
6481 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6482 (MIPS16_PIC_TEMP): Likewise.
6483 (reg_class): Delete M16_NA_REGS.
6484 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6485 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6486 (mips_split_hi_p): Declare.
6487 * config/mips/mips.c (mips_split_hi_p): New array.
6488 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6489 (mips_got_symbol_type_p): New function.
6490 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6491 (mips16_stub_function_p): New function.
6492 (mips16_local_function_p): Likewise.
6493 (mips_use_pic_fn_addr_reg_p): Likewise.
6494 (mips_cannot_force_const_mem): Return false for HIGHs.
6495 Extend CONST_INT and symbolic handling to MIPS16, using
6496 mips_symbol_insns to check that the base symbol type is a
6497 legitimate constant. Reject GOT-based constants if
6498 TARGET_MIPS16_PCREL_LOADS.
6499 (mips_const_insns): Check targetm.cannot_force_const_mem when
6500 decomposing a symbolic base and a large offset.
6501 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6502 When calling a function that needs $25 from MIPS16 code,
6503 move the target address into $25 separately and add a USE
6505 (mips16_gp_pseudo_reg): Insert the initializer immediately
6506 before the first real insn.
6507 (mips_pic_base_register, mips_got_load): New functions.
6508 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6509 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6510 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6511 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6512 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6513 also passing NULL_RTX rather than const0_rtx as the aux argument.
6514 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6515 instead of TARGET_EXPLICIT_RELOCS.
6516 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6517 (mips_load_call_address): Replace the sibcall_p argument with
6518 a mips_call_type argument. Use mips_got_load.
6519 (mips16_local_alias): New structure.
6520 (mips16_local_aliases): New variable.
6521 (mips16_local_aliases_hash): New function.
6522 (mips16_local_aliases_eq): Likewise.
6523 (mips16_local_alias): Likewise.
6524 (mips16_stub_function): Likewise.
6525 (mips16_build_function_stub): Create a local alias for the target
6526 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6527 .cpload directive and an R_MIPS_NONE relocation for the target
6528 function, then load the alias rather than the function itself.
6529 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6530 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6531 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6532 (mips16_build_call_stub): Replace the FN parameter with an
6533 FN_PTR parameter. Force the address into a register if it
6534 isn't a call_insn_operand; don't rely on the caller to do this.
6535 If a call to a locally-defined and locally-binding MIPS16
6536 function must be made indirectly, redirect the call to the
6537 function's local alias. Use mips16_stub_function_p,
6538 mips16_stub_function, mips_expand_call and use_reg.
6539 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6540 Use explicit %hi and %lo accesses where possible.
6541 Use MIPS_CALL to generate the correct code form of a
6542 jal instruction. Add clobbers of $18 instead of uses.
6543 Update the call to mips_emit_call_insn.
6544 (mips_expand_call): Replace the SIBCALL_P argument with a
6545 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6546 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6547 allowing it to modify the call address. Update the calls to
6548 mips_load_call_address and mips_emit_call_insn.
6549 (mips_split_call): New function.
6550 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6551 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6552 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6553 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6554 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6556 (mips_cprestore_slot): New function.
6557 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6558 and use mips_cprestore_slot.
6559 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6561 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6562 then use a copygp_mips16 instruction to set up $28.
6563 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6564 (mips16_lay_out_constants): Call split_all_insns_noflow.
6565 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6566 false if TARGET_MIPS16.
6567 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6568 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6569 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6570 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6571 MIPS16 code. Allow MIPS16 o32 PIC.
6572 (mips_override_options): Allow MIPS16 o32 PIC.
6573 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6574 after reload if TARGET_USE_GOT.
6575 (UNSPEC_COPYGP): New constant.
6576 (length): Use a default length of 8 for MIPS16 GOT loads.
6577 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6578 (*got_page<mode>): Check mips_split_hi_p.
6579 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6580 (unspec_got<mode>, unspec_call<mode>): New expanders.
6581 (load_got<mode>, load_call<mode>): Remove the length attributes.
6582 Use a got attribute instead of a type attribute.
6583 (copygp_mips16): New insn.
6584 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6585 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6586 (sibcall, sibcall_value, call, call_value): Update the calls
6587 to mips_expand_call.
6588 (call_internal, call_value_internal): Use mips_split_call.
6589 (call_value_multiple_internal): Likewise.
6590 (call_split): Move after call_internal (the insn it is split from).
6591 (call_internal_direct, call_value_internal_direct): Turn into
6592 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6593 (call_direct_split, call_value_direct_split): New patterns.
6594 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6595 and use M16_REGS instead of M16_NA_REGS.
6596 * config/mips/predicates.md (const_call_insn_operand): Replace
6597 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6598 mips_use_pic_fn_addr_reg_p check.
6599 (move_operand): Reject HIGHs if mips_split_hi_p.
6600 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6601 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6602 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6603 * config/mips/libgcc-mips16.ver: New file.
6604 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6605 $(srcdir)/config/mips/libgcc-mips16.ver.
6607 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6609 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6611 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6612 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6613 (mips16_cfun_returns_in_fpr_p): Likewise.
6615 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6617 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6618 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6619 rather than 4 to PC.
6621 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6623 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6624 (FUNCTION_PROFILER): Save the static chain pointer into $2
6625 beforehand and restore it aftewards.
6626 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6627 address directly into $25 and call the function through $25;
6628 do not clobber $3. Pad the DImode version to cover the space
6629 left by the deleted $25 <- $3 move.
6630 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6631 the removal of the $25 <- $3 move.
6632 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6633 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6635 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6636 Daniel Jacobowitz <dan@codesourcery.com>
6638 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6639 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6640 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6641 * config/mips/mips.c (mips_start_function_definition): New function.
6642 (mips_end_function_definition): Likewise.
6643 (mips_output_function_prologue): Use mips_start_function_definition.
6644 (mips_output_function_epilogue): Use mips_end_function_definition.
6645 (build_mips16_function_stub): Use mips_start_function_definition
6646 and mips_end_function_definition.
6647 (build_mips16_call_stub): Likewise.
6649 2008-08-09 Richard Guenther <rguenther@suse.de>
6651 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6652 * gimple.h (gimple_call_fn): Adjust comment.
6653 (gimple_call_set_fndecl): New function.
6654 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6655 longer having bare FUNCTION_DECL operand.
6656 (gimple_call_return_type): Likewise.
6657 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6659 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6660 (gimple_mod_pow2): Likewise.
6661 (gimple_mod_subtract): Likewise.
6662 (gimple_ic): Likewise.
6663 (gimple_stringop_fixed_value): Likewise.
6664 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6665 longer having bare FUNCTION_DECL operand.
6666 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6667 * omp-low.c (optimize_omp_library_calls): Likewise.
6668 * cgraphunit.c (update_call_expr): Likewise.
6669 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6670 (execute_convert_to_rsqrt): Likewise.
6671 * cfgexpand.c (gimple_to_tree): Simplify.
6672 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6673 bare FUNCTION_DECL operand.
6674 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6675 (convert_gimple_call): Use gimple_call_fndecl.
6676 * c-common.c (c_warn_unused_result): Likewise.
6678 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6681 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6682 (c_finish_return): Likewise.
6683 (c_start_case): Likewise.
6684 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6685 * c-parser.c (c_parser_condition): New. Call
6686 verify_sequence_points.
6687 (c_parser_paren_condition): Call c_parser_condition.
6688 (c_parser_for_statement): Call c_parser_condition.
6690 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6693 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6694 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6695 Moved from diagnostic.h
6696 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6698 (emit_diagnostic): New.
6699 (warning0, pedwarn0): Delete.
6700 (warning, warning_at, pedwarn, permerror): Return bool.
6701 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6702 Moved to diagnostic.c.
6703 (struct diagnostic_context): Use correct type for
6704 classify_diagnostic.
6705 (diagnostic_report_diagnostic): Update declaration.
6706 (emit_diagnostic): Declare.
6707 * errors.c (warning): Return bool.
6708 * errors.h (warning): Update declaration.
6709 * toplev.h (warning0, pedwarn0): Delete.
6710 (warning, warning_at, pedwarn, permerror): Return bool.
6711 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6712 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6713 inform. Update all calls.
6714 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6715 before giving informative note.
6716 (implicit_decl_warning): Likewise.
6717 * c-typeck.c (build_function_call): Likewise.
6718 * tree-sssa.c (warn_uninit): Likewise.
6719 * builtins.c (gimplify_va_arg_expr): Likewise.
6721 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6724 * doc/invoke.texi (-Wextra): Move warning from here...
6725 (-Wuninitialized): ... to here.
6727 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6730 * flags.h (set_Wunused): Delete
6731 * toplev.c (process_options): Handle Wunused flags here.
6732 * opts.c (maybe_warn_unused_parameter): Delete.
6733 (common_handle_option): Replace set_Wunused by warn_unused.
6734 (set_Wextra): Do not handle Wunused-parameter here.
6735 (set_Wunused): Delete.
6736 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6738 * common.opt (Wunused): Add Var and Init.
6739 (Wunused-function): Likewise.
6740 (Wunused-label): Likewise.
6741 (Wunused-parameter): Likewise.
6742 (Wunused-value): Likewise.
6743 (Wunused-variable): Likewise.
6745 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6747 * doc/invoke.texi: Add cpu_type power7.
6748 * config.in (HAVE_AS_VSX): New.
6749 * config.gcc: Add cpu_type power7.
6750 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6752 * configure: Regenerate.
6753 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6755 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6756 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6757 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6759 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6761 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6762 type to vectorize.builtin_conversion.
6763 (vectorizable_conversion): Likewise.
6764 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6765 integral type as input.
6766 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6768 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6769 and ALTIVEC_BUILTIN_VCTSXS.
6770 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6773 2008-08-08 Richard Guenther <rguenther@suse.de>
6775 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6776 (surely_varying_stmt_p): Calls are varying only if they are
6777 non-builtin and not indirect or have no result.
6778 (ccp_fold): Re-instantiate code before the tuples merge.
6780 2008-08-08 Richard Guenther <rguenther@suse.de>
6782 PR tree-optimization/37056
6783 * gimple.h (gimple_assign_rhs_class): New helper function.
6784 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6785 unary operations properly.
6787 2008-08-07 Jan Hubicka <jh@suse.cz>
6789 * i386.h (ix86_size_cost): Declare.
6790 (ix86_cur_cost): New function macro.
6791 * i386.md (peepholes expanding size and splitters): Predicate by
6792 optimize_insn_for_speed_p.
6793 (peepholes reduce size and splitters): Predicate by
6794 optimize_insn_for_size_p.
6795 * i386.c (ix86_size_cost): Rename from ...
6796 (size_cost): This one.
6797 (override_options): Update.
6798 (decide_alg): Likewise.
6799 (ix86_expand_clear): Use RTL profile.
6800 (ix86_pad_returns): Use RTL profile.
6802 2008-08-07 Jan Hubicka <jh@suse.cz>
6804 * recog.c (split_all_insns): Set RTL profile
6805 (peephole2_optimize): Likewise.
6806 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6807 * combine.c (combine_instructions): Likewise.
6809 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6811 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6813 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6815 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6816 value in a6 after the set_frame_ptr insn.
6818 2008-08-07 Richard Henderson <rth@redhat.com>
6821 * gcc.c (cpp_options): Pass along -g*.
6823 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6825 * config/arm/arm.c (output_move_neon): Update comment describing
6826 big-endian vector layout.
6827 (arm_assemble_integer): Do not handle big-endian NEON vectors
6829 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6830 neon_vget_lane<mode>_sext_internal,
6831 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6832 element indices for big-endian.
6834 2008-08-07 Richard Henderson <rth@redhat.com>
6836 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6837 * configure, config.in: Rebuild.
6838 * debug.h (dwarf2out_do_cfi_asm): Declare.
6839 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6840 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6841 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6842 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6844 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6846 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6847 movv2si_internal): Combine into mov<mode>_internal.
6848 (movv2si_internal_2): Remove.
6850 2008-08-07 Jan Hubicka <jh@suse.cz>
6853 * i386.md (single stringop patterns): Enable unconditionally.
6855 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6858 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6860 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6861 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6863 * config/i386/sse.md (sse2_movq128): New.
6865 * doc/extend.texi: Document __builtin_ia32_movq128.
6867 2008-08-07 Richard Guenther <rguenther@suse.de>
6870 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6871 pointers can access anything.
6873 2008-08-06 Jan Hubicka <jh@suse.cz>
6875 * optabs.c (emit_unop_insn): Break out to ...
6876 (maybe_emit_unop_insn): ... this one.
6877 (expand_sfix_optab): Use maybe variant.
6878 * optabs.h (maybe_emit_unop_insn): Declare.
6880 * i386.md (mov0 patterns): Enable by default.
6881 (FP conversion expanders): Disable expansion of code expanding
6882 sequences when instruction should be optimized for size.
6883 (single strinop patterns): Enable when optimizing for size.
6884 (string expanders): Disable expanding of code expanding sequences
6885 when optimizning instruction for size.
6886 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6888 (ix86_fp_comparison_sahf_cost): Likewise.
6889 (ix86_expand_branch): Likewise.
6890 (ix86_expand_ashl_const): Likewise.
6891 (ix86_split_ashl): Likewise.
6892 (ix86_expand_strlen): Likewise.
6893 (ix86_emit_fp_unordered_jump): Likewie.
6895 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6897 * c-common.c: Fix typo.
6898 (c_common_reswords): Activate more C++ keyword warnings.
6900 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6902 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6905 * diagnostic.c (permerror_at): New.
6906 * toplev.h (permerror_at): Declare.
6908 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6909 Ira Rosen <irar@il.ibm.com>
6911 * tree-vect-transform.c (vect_model_simple_cost): Return
6912 immediately if stmt is pure SLP.
6913 (vect_model_store_cost): Ditto.
6914 (vect_model_load_cost): Ditto.
6915 (vectorizable_store): Remove PURE_SLP check before call
6916 to vect_model_store_cost.
6917 (vect_model_store_cost): When checking whether stmt describe
6918 strided access, add a check that it is not slp_node.
6920 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6923 * c-common.c (warn_for_sign_compare): New. Handle separately the
6924 case that 'constant' is zero.
6925 * c-typeck.c (build_binary_op): Move code to c-common.c
6927 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6929 * config/alpha/alpha.c (alpha_preferred_reload_class,
6930 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6931 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6932 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6933 * config/arm/arm.md: Likewise.
6934 * config/avr/avr-protos.h (preferred_reload_class,
6935 test_hard_reg_class, avr_simplify_comparison_p,
6936 out_shift_with_cnt, class_max_nregs): Likewise.
6937 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6938 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6939 preferred_reload_class, test_hard_reg_class): Likewise.
6940 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6941 bfin_memory_move_cost, bfin_secondary_reload,
6942 bfin_output_mi_thunk): Likewise.
6943 * config/crx/crx.c (crx_secondary_reload_class,
6944 crx_memory_move_cost): Likewise.
6945 * config/frv/frv-protos.h (frv_secondary_reload_class,
6946 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6947 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6948 frv_secondary_reload_class, frv_class_likely_spilled_p,
6949 frv_class_max_nregs): Likewise.
6950 * config/h8300/h8300.c (h8300_classify_operand,
6951 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6953 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6954 * config/ia64/ia64.c (ia64_preferred_reload_class,
6955 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6956 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6957 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6959 * config/m68hc11/m68hc11.c (preferred_reload_class,
6960 m68hc11_memory_move_cost): Likewise.
6961 * config/mcore/mcore.c (mcore_secondary_reload_class,
6962 mcore_reload_class): Likewise.
6963 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6964 mips_class_max_nregs, mips_cannot_change_mode_class,
6965 mips_preferred_reload_class, mips_secondary_reload_class,
6966 mips_output_mi_thunk): Likewise.
6967 * config/mmix/mmix.c (mmix_preferred_reload_class,
6968 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6970 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6972 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6973 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6974 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6975 * config/rs6000/rs6000.c (paired_expand_vector_init,
6976 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6977 compare_section_name, rs6000_memory_move_cost): Likewise.
6978 * config/s390/s390.c (s390_emit_compare_and_swap,
6979 s390_preferred_reload_class, s390_secondary_reload,
6980 legitimize_pic_address, legitimize_tls_address,
6981 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6982 s390_class_max_nregs): Likewise.
6983 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6984 * config/s390/s390.md: Likewise.
6985 * config/score/score-protos.h (score_secondary_reload_class,
6986 score_preferred_reload_class): Likewise.
6987 * config/score/score.c (score_preferred_reload_class,
6988 score_secondary_reload_class): Likewise.
6989 * config/score/score3.c (score3_output_mi_thunk,
6990 score3_preferred_reload_class, score3_secondary_reload_class,
6991 score3_hard_regno_mode_ok): Likewise.
6992 * config/score/score3.h (score3_preferred_reload_class,
6993 score3_secondary_reload_class): Likewise.
6994 * config/score/score7.c (score7_output_mi_thunk,
6995 score7_preferred_reload_class, score7_secondary_reload_class,
6996 score7_hard_regno_mode_ok): Likewise.
6997 * config/score/score7.h (score7_preferred_reload_class,
6998 score7_secondary_reload_class): Likewise.
6999 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7000 output_branchy_insn, add_constant, gen_block_redirect,
7001 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7002 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7003 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7004 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7005 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7006 xstormy16_preferred_reload_class): Likewise.
7007 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7008 xtensa_expand_atomic, override_options,
7009 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7011 * reorg.c (try_merge_delay_insns): Likewise.
7012 * tree.c (merge_dllimport_decl_attributes): Likewise.
7014 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7016 2008-08-06 Michael Matz <matz@suse.de>
7018 * Makefile.in (write_entries_to_file): Quote words.
7019 * gengtype.c: (read_input_line): Skip over leading white-space.
7021 2008-08-06 Marc Gauthier <marc@tensilica.com>
7023 * config.gcc: Match more processor names for Xtensa.
7024 * configure.ac: Likewise.
7025 * doc/install.texi (Specific): Likewise.
7026 * configure: Regenerate.
7028 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7030 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7031 * calls.c (avoid_likely_spilled_reg): Likewise.
7032 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7033 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7034 * config/i386/i386.c (ix86_expand_special_args_builtin,
7035 ix86_secondary_reload): Likewise.
7036 * except.c (struct eh_region, gen_eh_region_catch,
7037 remove_unreachable_regions, duplicate_eh_regions,
7038 assign_filter_values, build_post_landing_pads,
7039 sjlj_find_directly_reachable_regions, remove_eh_handler,
7040 reachable_next_level, foreach_reachable_handler,
7041 can_throw_internal_1, can_throw_external_1,
7042 collect_one_action_chain): Likewise.
7043 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7044 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7045 * function.c (update_temp_slot_address, instantiate_new_reg,
7046 instantiate_virtual_regs_in_rtx,
7047 instantiate_virtual_regs_in_insn): Likewise.
7048 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7049 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7050 gimplify_cleanup_point_expr): Likewise.
7051 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7052 * passes.c (next_pass_1): Likewise.
7053 * print-tree.c (print_node_brief, print_node): Likewise.
7054 * profile.c (branch_prob): Likewise.
7055 * tree-dump.c (dump_register): Likewise.
7056 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7058 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7059 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7060 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7061 copy_arguments_for_versioning, copy_static_chain): Likewise.
7062 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7063 add_new_name_mapping, register_new_name_mapping): Likewise.
7064 * tree-mudflap.c (mf_xform_derefs): Likewise.
7065 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7066 get_init_expr, combine_chains): Likewise.
7067 * tree-pretty-print.c (dump_generic_node): Likewise.
7068 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7069 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7070 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7071 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7073 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7076 * calls.c (expand_call): Use the biggest preferred stack
7079 2008-08-06 Michael Matz <matz@suse.de>
7082 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7083 for reused reload, instead of overwriting them.
7085 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7088 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7089 for incoming stack boundary.
7091 * function.c (assign_parm_find_entry_rtl): Update
7092 parm_stack_boundary.
7094 * function.h (rtl_data): Add parm_stack_boundary.
7096 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7097 parm_stack_boundary for incoming stack boundary.
7099 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7101 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7102 for unrepresentable subregs or treat them as equal to other regs
7103 or subregs with the same register number.
7105 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7108 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7111 2008-08-06 Jan Hubicka <jh@suse.cz>
7113 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7114 frequencies might be hot.
7116 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7118 * reload.c (find_reloads): Force constants into literal pool
7119 also if they are wrapped in a SUBREG.
7121 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7124 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7125 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7126 Don't allow predicated instructions for data speculation.
7127 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7130 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7132 * haifa-sched.c (extend_global): Split to extend_global_data and
7133 extend_region_data. Update all uses.
7134 (extend_all): Rename to extend_block_data.
7136 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7138 * sched-rgn.c (new_ready): Check if instruction can be
7139 speculatively scheduled before attempting speculation.
7140 (debug_rgn_dependencies): Remove wrongful assert.
7142 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7144 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7146 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7148 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7149 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7150 va_size, and type_size.
7152 2008-08-04 Jason Merrill <jason@redhat.com>
7155 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7156 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7158 2008-08-05 Richard Henderson <rth@redhat.com>
7160 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7161 * configure: Rebuild.
7163 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7166 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7167 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7170 2008-08-05 Richard Henderson <rth@redhat.com>
7172 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7173 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7174 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7175 * common.opt (fdwarf2-cfi-asm): New.
7176 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7177 * config.in, configure: Rebuild.
7178 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7179 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7181 (dw2_force_const_mem): Externalize.
7182 * dwarf2asm.h: Update.
7183 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7184 generate a real label.
7185 (output_cfi_directive): New.
7186 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7187 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7188 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7190 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7191 (output_loc_operands_raw, output_loc_sequence_raw): New.
7192 (output_cfa_loc_raw): New.
7194 2008-08-05 Paul Brook <paul@codesourcery.com>
7196 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7197 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7198 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7199 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7200 * config/arm/arm.h (TARGET_VFPD32): Define.
7201 (TARGET_VFP3): Use TARGET_VFPD32.
7202 (fputype): Add FPUTYPE_VFP3D16.
7203 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7204 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7205 * config/arm/arm-cores.def: Add cortex-r4f.
7206 * config/arm/arm-tune.md: Regenerate.
7208 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7210 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7211 Reword some comments throughout the file.
7213 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7214 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7215 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7216 MFC_MIN_DMA_LIST_ELEMENTS.
7217 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7218 MFC_MAX_DMA_LIST_ELEMENTS.
7220 (MFC_START_ENABLE): Remove PPU-only define.
7221 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7222 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7224 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7225 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7226 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7227 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7228 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7229 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7230 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7232 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7233 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7234 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7235 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7237 (spu_read_machine_status): Fix typo.
7239 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7241 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7242 SUBREG of multi-word hard register.
7243 * config/spu/spu.c (valid_subreg): Likewise.
7244 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7246 2008-08-04 Richard Guenther <rguenther@suse.de>
7248 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7249 the candidate with the stripped base if that base is different
7250 from the original base even for offset zero.
7252 2008-08-04 Richard Guenther <rguenther@suse.de>
7255 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7256 check for no_overflow.
7258 2008-08-04 Richard Guenther <rguenther@suse.de>
7260 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7262 2008-08-04 Paul Brook <paul@codesourcery.com>
7264 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7265 (arm_order_regs_for_local_alloc): New function.
7266 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7268 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7270 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7273 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7274 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7275 (ix86_expand_epilogue): Likewise.
7277 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7279 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7282 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7284 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7285 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7286 (*movv2sf_internal_rex64): Ditto.
7288 2008-08-03 Jan Hubicka <jh@suse.cz>
7290 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7291 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7292 * expmed.c (expand_smod_pow2): Likewise.
7294 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7297 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7298 alternative 0 of operand 1.
7299 (*vec_concatv2di_rex64_sse): Ditto.
7300 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7302 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7303 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7304 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7305 (*movv2sf_internal_rex64): Ditto.
7307 2008-08-02 Richard Guenther <rguenther@suse.de>
7310 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7311 (ssedoublesizemode): New mode attribute.
7312 (sse_shufps): Call gen_sse_shufps_v4sf.
7313 (sse_shufps_1): Macroize.
7314 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7315 (sse2_shufpd_1): Macroize.
7316 (vec_extract_odd, vec_extract_even): New expanders.
7317 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7318 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7319 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7320 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7321 (ix86_expand_vector_set): Likewise.
7322 (ix86_expand_reduc_v4sf): Likewise.
7324 2008-08-01 Doug Kwan <dougkwan@google.com>
7326 * matrix-reorg.c: Re-enable all code.
7327 (struct malloc_call_data): Change CALL_STMT to gimple type.
7328 (collect_data_for_malloc_call): Tuplify.
7329 (struct access_site_info): Change STMT to gimple type.
7330 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7331 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7332 (struct free_info): Change STMT to gimple type.
7333 (struct matrix_access_phi_node): Change PHI to gimple type.
7334 (get_inner_of_cast_expr): Remove.
7335 (may_flatten_matrices_1): Tuplify.
7336 (may_flatten_matrices): Ditto.
7337 (mark_min_matrix_escape_level): Ditto.
7338 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7339 (ssa_accessed_in_call_rhs): New
7340 (ssa_accessed_in_assign_rhs): New
7341 (record_access_alloc_site_info): Tuplify.
7342 (add_allocation_site): Ditto.
7343 (analyze_matrix_allocation_site): Ditto.
7344 (analyze_transpose): Ditto.
7345 (get_index_from_offset): Ditto.
7346 (update_type_size): Ditto.
7347 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7348 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7349 (analyze_accesses_for_phi_node): Tuplify.
7350 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7351 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7352 (analyze_matrix_accesses): Tuplify.
7353 (check_var_data): New call-back type for check_var_notmodified_p.
7354 (check_var_notmodified_p): Tuplify and use call-back struct to
7355 return statement found.
7356 (can_calculate_expr_before_stmt): Factor out statement related code
7358 (can_calculate_stmt_before_stmt): New.
7359 (check_allocation_function): Tuplify.
7360 (find_sites_in_func): Ditto.
7361 (record_all_accesses_in_func): Ditto.
7362 (transform_access_sites): Ditto.
7363 (transform_allocation_sites): Ditto.
7364 (matrix_reorg): Re-enable.
7365 (gate_matrix_reorg): Re-enable.
7367 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7369 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7370 for labels for which it hasn't been set yet. If it has been set,
7371 stop walking insns and continue with next worklist item.
7372 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7373 if the only BARRIER is at the very end of a function.
7375 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7377 * cfgexpand.c (expand_stack_alignment): Assert that
7378 stack_realign_drap and drap_rtx must match.
7380 * function.c (instantiate_new_reg): If DRAP is used to realign
7381 stack, replace virtual_incoming_args_rtx with internal arg
7384 2008-08-01 Richard Guenther <rguenther@suse.de>
7386 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7387 loop information only if we initialized it.
7388 (execute_pre): Call fini_pre with in_fre.
7389 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7390 if we do not unroll because we hit max-completely-peeled-insns.
7391 Use our estimation for consistency, do allow shrinking.
7393 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7395 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7396 with MIN_STACK_BOUNDARY.
7397 (ix86_update_stack_boundary): Likewise.
7398 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7401 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7402 (MIN_STACK_BOUNDARY): This.
7404 2008-08-01 Richard Guenther <rguenther@suse.de>
7407 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7409 2008-08-01 Richard Guenther <rguenther@suse.de>
7411 PR tree-optimization/36988
7412 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7413 do not matter if that doesn't change volatile qualification.
7415 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7417 * configure.ac: Do not generate libada-mk. Do not subst
7419 * libada-mk.in: Remove.
7420 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7421 * configure: Regenerate.
7423 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7425 * tree-pass.h: Added comment about not dumping passes with name
7426 starting with star in struct opt_pass.
7427 * passes.c (register_dump_files_1): Don't do dump for a pass with
7428 name starting with star.
7429 * doc/passes.texi (Pass manager): Mention pass names and special
7430 meaning of star prefix to avoid dump.
7432 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7434 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7436 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7437 (ISA_MIPS64R2): New macro.
7438 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7439 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7440 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7441 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7442 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7443 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7444 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7445 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7446 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7447 Move up to keep list alphabetically sorted.
7448 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7449 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7451 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7452 (-march=@var{arch}): Add mips64r2.
7454 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7456 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7458 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7460 * expr.c (expand_assignment): Check for complete type.
7462 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7465 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7467 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7468 for stack alignment.
7470 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7472 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7474 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7475 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7477 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7479 PR rtl-optimization/36419
7480 * dwarf2out.c (barrier_args_size): New variable.
7481 (compute_barrier_args_size, compute_barrier_args_size_1): New
7483 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7484 if not called yet in the current function, use barrier_args_size
7485 array to find the new args_size value.
7486 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7488 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7491 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7494 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7497 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7498 (dwarf2out_stack_adjust): Use it.
7499 (dwarf2out_frame_debug_expr): Likewise.
7501 2008-07-31 Richard Guenther <rguenther@suse.de>
7503 PR tree-optimization/36978
7504 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7505 the generated condition.
7507 2008-07-31 Richard Guenther <rguenther@suse.de>
7509 * passes.c (init_optimization_passes): Always call
7510 pass_early_warn_uninitialized.
7511 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7512 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7513 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7515 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7518 * builtins.c (maybe_emit_free_warning): New function.
7519 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7520 maybe_emit_free_warning for BUILT_IN_FREE.
7523 * dwarf2out.c (get_context_die): New function.
7524 (force_decl_die, force_type_die): Use it.
7525 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7526 returns NULL, force generation of DW_TAG_typedef and put that into
7529 PR preprocessor/36649
7530 * c-pch.c (c_common_read_pch): Save and restore
7531 line_table->trace_includes across PCH restore.
7533 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7536 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7538 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7541 * final.c (call_from_call_insn): Handle COND_EXEC.
7543 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7545 * builtins.c (std_gimplify_va_arg_expr): Replace
7546 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7547 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7549 2008-07-30 Joey Ye <joey.ye@intel.com>
7550 H.J. Lu <hongjiu.lu@intel.com>
7552 * builtins.c (expand_builtin_setjmp_receiver): Replace
7553 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7554 (expand_builtin_apply_args_1): Likewise.
7555 (expand_builtin_longjmp): Need DRAP for stack alignment.
7556 (expand_builtin_apply): Likewise.
7558 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7559 instead of assign_stack_local to allow alignment reduction.
7561 * calls.c (emit_call_1): Need DRAP for stack alignment if
7563 (expand_call): Replace virtual_incoming_args_rtx with
7564 crtl->args.internal_arg_pointer.
7565 * stmt.c (expand_nl_goto_receiver): Likewise.
7567 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7568 alignment and store to stack_alignment_estimated and
7569 max_used_stack_slot_alignment.
7570 (expand_one_var): Likewise.
7571 (expand_stack_alignment): New function.
7572 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7573 and stack_alignment_estimated fields in rtl_data. Call
7574 expand_stack_alignment at end.
7576 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7577 (MAX_STACK_ALIGNMENT): Likewise.
7578 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7579 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7581 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7582 stack alignment when generating virtual registers.
7584 * function.c (assign_stack_local): Renamed to ...
7585 (assign_stack_local_1): This. Add a parameter to indicate
7586 if it is OK to reduce alignment.
7587 (assign_stack_local): Use it.
7588 (instantiate_new_reg): Instantiate virtual incoming args rtx
7589 to vDRAP if stack realignment and DRAP is needed.
7590 (assign_parms): Collect parameter/return type alignment and
7591 contribute to stack_alignment_estimated.
7592 (locate_and_pad_parm): Likewise.
7593 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7594 with crtl->args.internal_arg_pointer.
7596 * function.h (rtl_data): Add new field drap_reg,
7597 max_used_stack_slot_alignment, stack_alignment_estimated,
7598 stack_realign_needed, need_drap, stack_realign_processed and
7599 stack_realign_finalized.
7600 (stack_realign_fp): New macro.
7601 (stack_realign_drap): Likewise.
7603 * global.c (compute_regsets): Frame pointer is needed when
7604 stack is realigned. Can eliminate frame pointer when stack is
7605 realigned and dynamic realigned argument pointer isn't used.
7607 * reload1.c (update_eliminables): Frame pointer is needed
7608 when stack is realigned.
7609 (init_elim_table): Can eliminate frame pointer when stack is
7610 realigned and dynamic realigned argument pointer isn't used.
7612 * rtl.h (assign_stack_local_1): Declare new funtion.
7614 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7615 (TARGET_GET_DRAP_RTX): Likewise.
7616 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7617 TARGET_GET_DRAP_RTX.
7619 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7621 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7622 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7624 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7625 H.J. Lu <hongjiu.lu@intel.com>
7627 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7628 vdrap_reg, stack_realign and drap_reg_saved.
7629 (add_cfi): Don't allow redefining CFA when DRAP is used.
7630 (reg_save): Handle stack alignment.
7631 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7632 alignment. Don't generate DWARF information for (set fp sp)
7634 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7636 (int_loc_descriptor): Move prototype forward. Also define if
7637 DWARF2_UNWIND_INFO is true.
7638 (output_cfa_loc): Handle DW_CFA_expression.
7639 (build_cfa_aligned_loc): New.
7640 (based_loc_descr): Update assert for stack realign. For local
7641 variables, use sp+offset when stack is aligned without drap and
7642 fp+offset when stack is aligned with drap. For arguments, use
7643 cfa+offset when drap is used to align stack.
7645 2008-07-30 Joey Ye <joey.ye@intel.com>
7646 H.J. Lu <hongjiu.lu@intel.com>
7648 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7650 (ix86_gen_andsp): New.
7651 (ix86_user_incoming_stack_boundary): Likewise.
7652 (ix86_default_incoming_stack_boundary): Likewise.
7653 (ix86_incoming_stack_boundary): Likewise.
7654 (ix86_can_eliminate): Likewise.
7655 (find_drap_reg): Likewise.
7656 (ix86_update_stack_boundary): Likewise.
7657 (ix86_get_drap_rtx): Likewise.
7658 (ix86_finalize_stack_realign_flags): Likewise.
7659 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7660 (TARGET_GET_DRAP_RTX): Likewise.
7661 (override_options): Overide option value for new options.
7662 (ix86_function_ok_for_sibcall): Remove check for
7663 force_align_arg_pointer.
7664 (ix86_handle_cconv_attribute): Likewise.
7665 (ix86_function_regparm): Likewise.
7666 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7667 (ix86_va_start): Replace virtual_incoming_args_rtx with
7668 crtl->args.internal_arg_pointer.
7669 (ix86_select_alt_pic_regnum): Check DRAP register.
7670 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7671 (ix86_compute_frame_layout): Compute frame layout wrt stack
7673 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7674 (ix86_expand_prologue): Decide if stack realignment is needed
7675 and generate prologue code accordingly.
7676 (ix86_expand_epilogue): Generate epilogue code wrt stack
7677 realignment is really needed or not.
7679 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7680 (ABI_STACK_BOUNDARY): Likewise.
7681 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7682 (STACK_REALIGN_DEFAULT): Likewise.
7683 (INCOMING_STACK_BOUNDARY): Likewise.
7684 (MAX_STACK_ALIGNMENT): Likewise.
7685 (ix86_incoming_stack_boundary): Likewise.
7686 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7687 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7688 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7689 (machine_function): Remove force_align_arg_pointer.
7691 * config/i386/i386.md (BX_REG): New.
7692 (R13_REG): Likewise.
7694 * config/i386/i386.opt (mforce_drap): New.
7695 (mincoming-stack-boundary): Likewise.
7696 (mstackrealign): Add Init(-1).
7698 * config/i386/i386-protos.h (ix86_can_eliminate): New
7700 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7702 * doc/extend.texi: Update force_align_arg_pointer.
7704 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7707 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7708 (INCOMING_STACK_BOUNDARY): Likewise.
7709 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7710 (TARGET_GET_DRAP_RTX): Likewise.
7712 2008-07-30 Andreas Schwab <schwab@suse.de>
7714 PR rtl-optimization/36929
7715 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7716 add_insn_before and fix argument order.
7717 (replace_inc_dec_mem): Handle NULL rtx.
7719 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7721 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7723 (arm_compute_initial_elimination_offset): Use it.
7724 (arm_compute_save_reg_mask): Include static chain save slot when
7725 calculating alignment.
7726 (arm_get_frame_offsets): Ditto.
7727 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7728 that we can use to decrement the stack when the stack decrement
7729 could be too big for an immediate value in a single insn.
7730 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7732 2008-07-30 Richard Guenther <rguenther@suse.de>
7734 PR tree-optimization/36967
7735 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7736 Release defs of statements we remove.
7738 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7740 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7741 instead of NULL_RTVEC.
7743 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7747 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7750 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7752 * final.c (call_from_call_insn): New.
7753 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7755 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7757 * configure.ac: Substitute ADA_CFLAGS.
7758 * configure: Regenerate.
7759 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7760 * Makefile.in: Remove mention of X_* variables.
7761 * config/pa/x-ada-hpux10: Remove.
7762 * config/pa/x-ada: Remove.
7764 * doc/fragments.texi: Update.
7766 2008-07-30 Olivier Hainque <hainque@adacore.com>
7768 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7769 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7770 __dso_handle explicitly here.
7772 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7775 * c-typeck.c (build_binary_op): Encapsulate code into...
7776 * c-common.c (shorten_binary_op): ...this new function.
7777 (conversion_warning): Use the new function. Handle non-negative
7778 constant in bitwise-and.
7779 * c-common.h (shorten_binary_op): Declare.
7781 2008-07-30 Olivier Hainque <hainque@adacore.com>
7783 * scan.c (make_sstring_space): Add explicit conversions of
7784 allocator's return value.
7785 * fix-header.c (recognized_function): Likewise.
7787 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7789 * doc/cpp.texi: Update to GFDL 1.2.
7790 * doc/gcc.texi: Do not list GPL as Invariant Section.
7791 * doc/gccint.texi: Likewise. Update copyright years.
7792 * doc/install.texi: Update copyright years.
7794 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7797 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7798 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7800 2008-07-29 Jan Hubicka <jh@suse.cz>
7802 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7803 (grokdeclarator): Likewise.
7804 * langhooks.c (lhd_warn_unused_global_decl): Use
7805 DECL_DECLARED_INLINE_P.
7806 * print-tree.c (print_node): Remove DECL_INLINE check.
7808 2008-07-29 Richard Guenther <rguenther@suse.de>
7810 PR tree-optimization/36945
7811 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7812 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7813 Record invariant addresses un-decomposed.
7814 (copy_reference_ops_from_call): Record reference call
7815 arguments properly. Simplify.
7816 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7817 helper split out from ...
7818 (create_component_ref_by_pieces): ... here. Simplify.
7819 Prepare for recursive invocation for call arguments.
7820 (create_expression_by_pieces): Adjust call to
7821 create_component_ref_by_pieces.
7822 (compute_avail): Process operand 2 of reference ops.
7824 2008-07-29 Richard Guenther <rguenther@suse.de>
7826 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7828 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7830 * c-format.c (check_format_types): Revert unwanted checkin.
7832 2008-07-29 Jan Hubicka <jh@suse.cz>
7834 * flags.h (flag_really_no_inline): Remove.
7835 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7836 * toplev.c (flag_really_no_inline): Remove.
7837 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7838 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7839 (cgraph_decide_inlining_incrementally): Likewise.
7840 (compute_inline_parameters): Likewise.
7841 * opts.c (decode_options): Simplify.
7842 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7843 * common.opt (finline): Initialize to 1.
7844 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7846 2008-07-29 Jan Hubicka <jh@suse.cz>
7848 * predict.c (always_optimize_for_size_p): New function.
7849 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7850 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7851 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7853 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7854 * function.c (prepare_function_start): Set default profile.
7855 * function.h (rtl_data): Add maybe_hot_insn_p.
7856 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7857 (construct_exit_block): Likewise.
7858 (tree_expand_cfg): Likewise.
7860 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7861 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7862 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7863 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7866 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7869 * c-decl.c (merge_decls): Merge USED flags.
7871 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7873 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7874 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7875 next_stack, lab_false and lab_over trees.
7877 2008-07-28 Richard Guenther <rguenther@suse.de>
7879 PR tree-optimization/36957
7880 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7881 (useless_type_conversion_p): Remove.
7882 (types_compatible_p): Remove.
7883 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7884 (useless_type_conversion_p): Declare.
7885 (types_compatible_p): Declare.
7886 (gimple_expr_type): Return the base type only if it is
7887 trivially convertible to the subtype.
7889 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7891 * configure.ac: Use the m4_do macro to concatenate the warnings into
7892 one string in ACX_PROG_CC_WARNING_OPTS,
7893 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7894 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7895 * configure: Regenerate.
7897 2008-07-28 Richard Guenther <rguenther@suse.de>
7899 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7900 (insert_fake_stores): Remove.
7901 (realify_fake_stores): Likewise.
7902 (execute_pre): Remove dead code.
7903 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7904 (find_func_aliases): Deal with it here instead.
7905 Re-enable gcc_unreachable call.
7907 2008-07-28 Richard Guenther <rguenther@suse.de>
7909 Merge from gimple-tuples-branch.
7911 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7912 * gimple.def: New file.
7913 * gsstruct.def: Likewise.
7914 * gimple-iterator.c: Likewise.
7915 * gimple-pretty-print.c: Likewise.
7916 * tree-gimple.c: Removed. Merged into ...
7917 * gimple.c: ... here. New file.
7918 * tree-gimple.h: Removed. Merged into ...
7919 * gimple.h: ... here. New file.
7921 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7922 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7923 --enable-checking=gimple flag.
7924 * config.in: Likewise.
7925 * configure: Regenerated.
7927 * tree-ssa-operands.h: Tuplified.
7928 * tree-vrp.c: Likewise.
7929 * tree-loop-linear.c: Likewise.
7930 * tree-into-ssa.c: Likewise.
7931 * tree-ssa-loop-im.c: Likewise.
7932 * tree-dump.c: Likewise.
7933 * tree-complex.c: Likewise.
7934 * cgraphbuild.c: Likewise.
7935 * tree-ssa-threadupdate.c: Likewise.
7936 * tree-ssa-loop-niter.c: Likewise.
7937 * tree-pretty-print.c: Likewise.
7938 * tracer.c: Likewise.
7939 * gengtype.c: Likewise.
7940 * tree-loop-distribution.c: Likewise.
7941 * tree-ssa-loop-unswitch.c: Likewise.
7942 * cgraph.c: Likewise.
7943 * cgraph.h: Likewise.
7944 * tree-ssa-loop-manip.c: Likewise.
7945 * value-prof.c: Likewise.
7946 * tree-ssa-loop-ch.c: Likewise.
7947 * tree-tailcall.c: Likewise.
7948 * value-prof.h: Likewise.
7951 * tree-pass.h: Likewise.
7952 * ipa-cp.c: Likewise.
7953 * tree-scalar-evolution.c: Likewise.
7954 * tree-scalar-evolution.h: Likewise.
7955 * target.h: Likewise.
7956 * lambda-mat.c: Likewise.
7957 * tree-phinodes.c: Likewise.
7958 * diagnostic.h: Likewise.
7959 * builtins.c: Likewise.
7960 * tree-ssa-alias-warnings.c: Likewise.
7961 * cfghooks.c: Likewise.
7962 * fold-const.c: Likewise.
7963 * cfghooks.h: Likewise.
7964 * omp-low.c: Likewise.
7965 * tree-ssa-dse.c: Likewise.
7966 * ipa-reference.c: Likewise.
7967 * tree-ssa-uncprop.c: Likewise.
7968 * toplev.c: Likewise.
7969 * tree-gimple.c: Likewise.
7970 * tree-gimple.h: Likewise.
7971 * tree-chrec.c: Likewise.
7972 * tree-chrec.h: Likewise.
7973 * tree-ssa-sccvn.c: Likewise.
7974 * tree-ssa-sccvn.h: Likewise.
7975 * cgraphunit.c: Likewise.
7976 * tree-ssa-copyrename.c: Likewise.
7977 * tree-ssa-ccp.c: Likewise.
7978 * tree-ssa-loop-ivopts.c: Likewise.
7979 * tree-nomudflap.c: Likewise.
7980 * tree-call-cdce.c: Likewise.
7981 * ipa-pure-const.c: Likewise.
7982 * c-format.c: Likewise.
7983 * tree-stdarg.c: Likewise.
7984 * tree-ssa-math-opts.c: Likewise.
7985 * tree-ssa-dom.c: Likewise.
7986 * tree-nrv.c: Likewise.
7987 * tree-ssa-propagate.c: Likewise.
7988 * ipa-utils.c: Likewise.
7989 * tree-ssa-propagate.h: Likewise.
7990 * tree-ssa-alias.c: Likewise.
7991 * gimple-low.c: Likewise.
7992 * tree-ssa-sink.c: Likewise.
7993 * ipa-inline.c: Likewise.
7994 * c-semantics.c: Likewise.
7995 * dwarf2out.c: Likewise.
7997 * tree-ssa-loop-ivcanon.c: Likewise.
7998 * predict.c: Likewise.
7999 * tree-ssa-loop.c: Likewise.
8000 * tree-parloops.c: Likewise.
8001 * tree-ssa-address.c: Likewise.
8002 * tree-ssa-ifcombine.c: Likewise.
8003 * matrix-reorg.c: Likewise.
8004 * c-decl.c: Likewise.
8005 * tree-eh.c: Likewise.
8006 * c-pretty-print.c: Likewise.
8007 * lambda-trans.c: Likewise.
8008 * function.c: Likewise.
8009 * langhooks.c: Likewise.
8010 * ebitmap.h: Likewise.
8011 * tree-vectorizer.c: Likewise.
8012 * function.h: Likewise.
8013 * langhooks.h: Likewise.
8014 * tree-vectorizer.h: Likewise.
8015 * ipa-type-escape.c: Likewise.
8016 * ipa-type-escape.h: Likewise.
8017 * domwalk.c: Likewise.
8018 * tree-if-conv.c: Likewise.
8019 * profile.c: Likewise.
8020 * domwalk.h: Likewise.
8021 * tree-data-ref.c: Likewise.
8022 * tree-data-ref.h: Likewise.
8023 * tree-flow-inline.h: Likewise.
8024 * tree-affine.c: Likewise.
8025 * tree-vect-analyze.c: Likewise.
8026 * c-typeck.c: Likewise.
8027 * gimplify.c: Likewise.
8028 * coretypes.h: Likewise.
8029 * tree-ssa-phiopt.c: Likewise.
8030 * calls.c: Likewise.
8031 * tree-ssa-coalesce.c: Likewise.
8032 * tree.def: Likewise.
8033 * tree-dfa.c: Likewise.
8034 * except.c: Likewise.
8035 * except.h: Likewise.
8036 * cfgexpand.c: Likewise.
8037 * tree-cfgcleanup.c: Likewise.
8038 * tree-ssa-pre.c: Likewise.
8039 * tree-ssa-live.c: Likewise.
8040 * tree-sra.c: Likewise.
8041 * tree-ssa-live.h: Likewise.
8042 * tree-predcom.c: Likewise.
8043 * lambda.h: Likewise.
8044 * tree-mudflap.c: Likewise.
8045 * ipa-prop.c: Likewise.
8046 * print-tree.c: Likewise.
8047 * tree-ssa-copy.c: Likewise.
8048 * ipa-prop.h: Likewise.
8049 * tree-ssa-forwprop.c: Likewise.
8050 * ggc-page.c: Likewise.
8051 * c-omp.c: Likewise.
8052 * tree-ssa-dce.c: Likewise.
8053 * tree-vect-patterns.c: Likewise.
8054 * tree-ssa-ter.c: Likewise.
8055 * tree-nested.c: Likewise.
8056 * tree-ssa.c: Likewise.
8057 * lambda-code.c: Likewise.
8058 * tree-ssa-loop-prefetch.c: Likewise.
8059 * tree-inline.c: Likewise.
8060 * tree-inline.h: Likewise.
8061 * tree-iterator.c: Likewise.
8062 * tree-optimize.c: Likewise.
8063 * tree-ssa-phiprop.c: Likewise.
8064 * tree-vect-transform.c: Likewise.
8065 * tree-object-size.c: Likewise.
8066 * tree-outof-ssa.c: Likewise.
8067 * cfgloop.c: Likewise.
8068 * system.h: Likewise.
8069 * tree-profile.c: Likewise.
8070 * cfgloop.h: Likewise.
8071 * c-gimplify.c: Likewise.
8072 * c-common.c: Likewise.
8073 * tree-vect-generic.c: Likewise.
8074 * tree-flow.h: Likewise.
8075 * c-common.h: Likewise.
8076 * basic-block.h: Likewise.
8077 * tree-ssa-structalias.c: Likewise.
8078 * tree-switch-conversion.c: Likewise.
8079 * tree-ssa-structalias.h: Likewise.
8080 * tree-cfg.c: Likewise.
8081 * passes.c: Likewise.
8082 * ipa-struct-reorg.c: Likewise.
8083 * ipa-struct-reorg.h: Likewise.
8084 * tree-ssa-reassoc.c: Likewise.
8085 * cfgrtl.c: Likewise.
8086 * varpool.c: Likewise.
8088 * tree-ssanames.c: Likewise.
8089 * tree-ssa-threadedge.c: Likewise.
8090 * langhooks-def.h: Likewise.
8091 * tree-ssa-operands.c: Likewise.
8092 * config/alpha/alpha.c: Likewise.
8093 * config/frv/frv.c: Likewise.
8094 * config/s390/s390.c: Likewise.
8095 * config/m32c/m32c.c: Likewise.
8096 * config/m32c/m32c-protos.h: Likewise.
8097 * config/spu/spu.c: Likewise.
8098 * config/sparc/sparc.c: Likewise.
8099 * config/i386/i386.c: Likewise.
8100 * config/sh/sh.c: Likewise.
8101 * config/xtensa/xtensa.c: Likewise.
8102 * config/stormy16/stormy16.c: Likewise.
8103 * config/ia64/ia64.c: Likewise.
8104 * config/rs6000/rs6000.c: Likewise.
8105 * config/pa/pa.c: Likewise.
8106 * config/mips/mips.c: Likewise.
8108 2008-07-28 Simon Baldwin <simonb@google.com>
8110 * c-pragma.c (handle_pragma_message): New function.
8111 (init_pragma): Register handle_pragma_message.
8112 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8115 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8117 PR tree-optimization/35252
8118 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8119 REALPART_EXPR to be considered as same load operation.
8121 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8123 PR tree-optimization/36830
8124 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8125 (expressions_equal_p): Return false if only one operand is null.
8127 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8129 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8130 version requirements.
8132 2008-07-26 Olivier Hainque <hainque@adacore.com>
8134 * collect2.c (symkind): New enum. Symbol kinds we care about.
8135 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8136 code and head comment accordingly.
8137 (scan_prog_file): Use symkind names instead of bare integers.
8139 2008-07-25 Jan Hubicka <jh@suse.cz>
8141 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8143 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8144 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8145 * dojump.c (clear_pending_stack_adjust): Likewise.
8146 * print-tree.c (print_node): Ignore DECL_INLINE.
8147 * tree-inline.c (inlinable_function_p): Likewise.
8149 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8151 * doc/extend.texi (hot attribute): Document that the hot attribute
8152 turns on -O3 for some ports.
8153 (cold attribute): Document that the cold attribute turns on -Os
8156 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8157 reflect function specific option support.
8159 * target.h (struct target_option_hooks): Add fields to say whether
8160 the cold attribute implies -Os and the hot attribute implies -O3.
8162 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8163 By default, do not turn on -Os for cold functions.
8164 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8165 not turn on -O3 for hot functions.
8167 * c-common.c (handle_hot_attribute): Use target hook to determine
8168 if hot functions should enable -O3.
8169 (handle_cold_attribute): Use target hook to determine if cold
8170 functions should enable -Os.
8172 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8173 (override_options): Move disable scheduling to
8174 optimization_options.
8175 (optimization_options): Disable scheduling here, not
8177 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8178 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8180 * config/ia64/ia64.c (ia64_override_options): Move setting
8181 scheduling flags to ia64_optimization_options.
8182 (ia64_optimization_options): Disable scheduling options here, and
8183 not in ia64_override_options.
8184 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8185 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8187 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8190 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8192 2008-07-25 Martin Jambor <mjambor@suse.cz>
8194 PR tree-optimization/36926
8195 * ipa-prop.c (ipa_analyze_call_uses): Call
8196 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8198 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8200 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8201 movv2si_internal): Add mem = reg alternative.
8203 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8206 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8207 DEFAULT_PCC_STRUCT_RETURN to 127.
8209 2008-07-24 Jan Hubicka <jh@suse.cz>
8211 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8212 (build_cgraph_edges): Likewise.
8213 * cgraph.c (cgraph_node): Do not update assembler hash.
8214 (cgraph_remove_node): Drop non-unit-at-a-time code.
8215 * tree-pass.h (pass_O0_always_inline): Remove.
8216 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8217 * toplev.c (process_options): Flag unit-at-a-time does not imply
8219 * cgraphunit.c: Update comments.
8220 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8221 (cgraph_assemble_pending_functions): Remove.
8222 (cgraph_reset_node): Drop non-unit-at-a-time code.
8223 (cgraph_finalize_function): Likewise.
8224 (cgraph_analyze_function): Likewise.
8225 (cgraph_finalize_compilation_unit): Likewise.
8226 (cgraph_expand_function): Likewise.
8227 (cgraph_optimize): Likesise.
8228 (save_inline_function_body): Likewise.
8229 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8230 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8231 * ipa-inline.c: Update comments.
8232 (enum inlining_mode): remove INLINE_SPEED.
8233 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8234 (cgraph_mark_inline_edge): Likewise.
8235 (try_inline): Likewise.
8236 (cgraph_decide_inlining_incrementally): Likewise.
8237 (cgraph_gate_inlining): Remove.
8238 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8239 (cgraph_gate_early_inlining): Likewise.
8240 (gate_inline_passes): Remove.
8241 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8242 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8243 pass_O0_always_inline): Remove.
8244 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8245 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8246 * opts.c (no_unit_at_a_time_default): Remove.
8247 (decode_options): Remove flag_unit_at_a_time reset and warning.
8248 * opts.h (no_unit_at_a_time_default): Remove.
8249 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8250 early in GNU dialect.
8251 (merge_decls): Update comment; drop unit-at-a-time check.
8252 (finish_decl): Likewise.
8253 (grok_declaration): Remove flag_inline_trees code.
8254 (finish_functions): Return on function returning non-void on all
8256 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8257 * cfgexpand.c (expand_one_static_var): Remove.
8258 (expand_one_var): Remove expand_one_static_var call.
8259 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8260 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8261 and flag_unit_at_a-time compatibility checks.
8262 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8263 * tree-inline.c (flag_inline_trees): Remove.
8264 (inlinable_function_p): Don't check it.
8265 (expand_call_inline): Remove non-unit-at-a-time code.
8266 * tree-inline.h (flag_inline_trees): Remove.
8267 * tree-optimize.c (execute_early_local_optimizations): Remove
8268 unit-at-a-time checks.
8269 (tree_rest_of_compilation): Likewise.
8270 * combine.c (setup_incoming_promotions): Likewise.
8271 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8272 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8273 * passes.c (pass_inline_parameters): Update comments; remove
8274 O0_alwaysinline pass.
8275 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8276 (execute_one_pass): Likewise.
8277 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8278 (ix86_function_sseregparm): Likewise.
8279 * arm.c (arm_function_in_section_p): Likewise.
8280 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8281 * varpool.c: Update comments.
8282 (decide_is_variable_needed): Remove unit-at-a-time checks.
8283 (varpool_finalize_decl): Likewise.
8285 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8287 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8289 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8291 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8293 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8294 imp symbol extension.
8296 2008-07-23 Ian Lance Taylor <iant@google.com>
8298 * tree-vrp.c (infer_value_range): Ignore asm statements when
8299 looking for memory accesses for -fdelete-null-pointer-checks.
8301 2008-07-24 Ben Elliston <bje@au.ibm.com>
8303 * config/spu/spu-c.c (__vector_keyword): New variable.
8304 (vector_keyword): Likewise.
8305 (spu_categorize_keyword): New function.
8306 (spu_macro_to_expand): Likewise.
8307 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8308 compiling an ISO C dialect.
8310 2008-07-24 Ben Elliston <bje@au.ibm.com>
8312 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8315 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8317 * configure: Regenerate.
8318 * configure.ac: Require texinfo 4.7.
8319 * doc/install.texi: Document texinfo 4.7 requirement.
8321 2008-07-23 Martin Jambor <mjambor@suse.cz>
8323 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8324 rather than for DECL_SAVED_TREE.
8325 * ipa-prop.c: Include diagnostic.h.
8326 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8328 (ipa_detect_param_modifications): Function rewritten from scratch.
8329 (ipa_compute_jump_functions): Changed accesses to modification flags.
8330 (ipa_free_node_params_substructures): Update flags destruction.
8331 (ipa_node_duplication_hook): Update flags duplication.
8332 (ipa_print_all_params_modified): Updated flag access.
8333 * ipa-prop.h (struct ipa_param_flags): New structure.
8334 (struct ipa_node_params): New field modification_analysis_done,
8335 modified_flags changed into param_flags.
8336 (ipa_is_ith_param_modified): Changed to use new flags.
8337 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8339 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8340 ipa-cp.c and split into two functions.
8341 (ipa_print_node_jump_functions): New function.
8342 (compute_scalar_jump_functions): New function.
8343 (type_like_member_ptr_p): New function.
8344 (compute_pass_through_member_ptrs): New function.
8345 (fill_member_ptr_cst_jump_function): New function.
8346 (determine_cst_member_ptr): New function.
8347 (compute_cst_member_ptr_arguments): New function.
8348 (ipa_compute_jump_functions): Complete rewrite.
8349 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8350 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8351 (struct ipa_member_ptr_cst): New structure.
8352 (union jump_func_value): New field member_cst.
8353 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8354 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8355 jump function types.
8356 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8357 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8358 instead of ipcp_print_all_jump_functions.
8359 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8360 only for replacable scalars.
8362 * doc/invoke.texi (Optimize options): Add description of
8363 -findirect-inlining.
8364 * common.opt (flag_indirect_inlining): New flag.
8365 * opts.c (decode_options): Set flag_indirect_inlining when
8368 * ipa-inline.c: Include ipa-prop.h.
8369 (inline_indirect_intraprocedural_analysis): New function.
8370 (inline_generate_summary): Allocate parameter and argument info
8371 structures, call inline_indirect_intraprocedural_analysis on each
8372 node when doing indirect inlining and deallocate indirect inlining
8373 data structures in the end.
8374 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8375 (free_all_ipa_structures_after_iinln): New function.
8376 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8378 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8380 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8381 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8382 of computing the frequency separately.
8383 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8384 of computing the frequency separately.
8385 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8386 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8387 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8388 (ipa_get_stmt_member_ptr_load_param): New function.
8389 (ipa_is_ssa_with_stmt_def): New function.
8390 (ipa_note_param_call): New function.
8391 (ipa_analyze_call_uses): New function.
8392 (ipa_analyze_stmt_uses): New function.
8393 (ipa_analyze_params_uses): New function.
8394 (ipa_free_node_params_substructures): Also free the param_calls linked
8396 (ipa_node_duplication_hook): Also duplicate the param_calls
8398 (ipa_print_node_param_flags): New function.
8399 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8400 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8401 * ipa-prop.h (struct ipa_param_flags): New field called.
8402 (struct ipa_param_call_note): New structure.
8403 (struct ipa_node_params): New fields param_calls and
8405 (ipa_is_ith_param_called): New function.
8406 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8407 ipa_analyze_params_uses and dump parameter flags.
8409 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8410 ipa_propagate_indirect_call_infos if performing indirect inlining,
8411 pass a new parameter new_edges to it.
8412 (add_new_edges_to_heap): New fucntion.
8413 (cgraph_decide_inlining_of_small_functions): New vector
8414 new_indirect_edges for newly found indirect edges , call
8415 ipa_propagate_indirect_call_infos after inlining.
8416 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8417 inlining if performing indirect inlining. Call
8418 free_all_ipa_structures_after_iinln when doing so too.
8419 (inline_generate_summary): Do not call
8420 free_all_ipa_structures_after_iinln here.
8421 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8422 (print_edge_addition_message): New function.
8423 (update_call_notes_after_inlining): New function.
8424 (propagate_info_to_inlined_callees): New function.
8425 (ipa_propagate_indirect_call_infos): New function.
8426 * ipa-prop.h: Include cgraph.h
8427 (struct ipa_param_call_note): Fields reordered, new field processed.
8428 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8430 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8431 rediscovered call statements.
8432 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8433 (dump_cgraph_node): Dump also the indirect_call flag.
8434 (cgraph_clone_edge): Copy also the indirect_call flag.
8435 * tree-inline.c (copy_bb): Do not check for fndecls from call
8436 expressions, check for edge availability when moving clones.
8437 (get_indirect_callee_fndecl): New function.
8438 (expand_call_inline): If callee declaration is not apprent from
8439 the statement, try calling get_indirect_callee_fndecl. Do not
8440 issue warnings or call sorry when not inlinings an indirect edge.
8441 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8443 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8444 bit more frandly to matching.
8445 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8446 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8447 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8449 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8452 * opth-gen.awk: Suppress function specific features when building
8454 * optc-gen.awk: Ditto.
8456 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8459 * diagnostic.c (pedwarn): Add opt parameter.
8461 * c-tree.h (pedwarn_init): Add opt parameter.
8462 (pedwarn_c90): Likewise.
8463 (pedwarn_c99): Likewise.
8464 * c-errors.c (pedwarn_c99): Likewise.
8465 (pedwarn_c90): Likewise.
8466 * toplev.h (pedwarn): Update declaration.
8467 (pedwarn0): Declare.
8468 * c-lex.c: All calls to pedwarn changed.
8469 * builtins.c: All calls to pedwarn changed.
8470 * toplev.c: All calls to pedwarn changed.
8471 * c-decl.c: All calls to pedwarn changed.
8472 * c-typeck.c: All calls to pedwarn changed.
8473 * c-common.c: All calls to pedwarn changed.
8474 * c-parser.c: All calls to pedwarn changed.
8476 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8477 Karthik Kumar <karthikkumar@gmail.com>
8479 * attribs.c (file scope): Include c-common.h.
8480 (decl_attributes): Add support for #pragma GCC optimize and
8483 * targhooks.c (default_can_inline_p): New function that is the
8484 default for the TARGET_CAN_INLINE_P target hook.
8486 * targhooks.h (default_can_inline_p): Add declaration.
8488 * tree.c (cl_optimization_node): New static tree for building
8489 OPTIMIZATION_NODE tree.
8490 (cl_target_option_node): New static tree for building
8491 TARGET_OPTION_NODE tree.
8492 (cl_option_hash_table): New hash table for hashing
8493 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8494 (cl_option_hash_hash): New function to provide the hash value for
8495 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8496 (cl_option_hash_eq): New function to provide an equality test for
8497 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8498 (tree_code_size): Add support for OPTIMIZATION_NODE and
8499 TARGET_OPTION_NODE trees.
8500 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8501 TARGET_OPTION_NODE trees.
8502 (build_optimization_node): Build a tree that has all of the
8503 current optimization options.
8504 (build_target_option_node): Build a tree that has the target
8505 options that might be changed on a per function basis.
8507 * tree.h (file scope): Include options.h.
8508 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8509 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8510 (TREE_OPTIMIZATION): Ditto.
8511 (TREE_TARGET_SPECIFIC): Ditto.
8512 (struct tree_function_decl): Add fields for remembering the
8513 current optimization options and target specific options.
8514 (struct tree_optimization_option): New tree variant that remembers
8515 the optimization options.
8516 (struct tree_target_option): New tree variant that remembers the
8517 target specific flags that might change for compiling a particular
8519 (union tree_node): Include tree_optimization_option and
8520 tree_target_option fields.
8521 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8522 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8523 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8524 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8525 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8526 optimization and target options.
8527 (optimization_default_node): New macro to refer to global_trees
8529 (optimization_current_node): Ditto.
8530 (optimization_cold_node): Ditto.
8531 (optimization_hot_node): Ditto.
8532 (target_option_default_node): Ditto.
8533 (target_option_current_node): Ditto.
8534 (current_option_pragma): Ditto.
8535 (current_optimize_pragma): Ditto.
8537 * target.h (struct gcc_target): Add valid_option_attribute_p,
8538 target_option_save, target_option_restore, target_option_print,
8539 target_option_pragma_parse, and can_inline_p hooks.
8541 * toplev.h (parse_optimize_options): Add declaration.
8542 (fast_math_flags_struct_set_p): Ditto.
8544 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8545 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8548 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8549 tree_can_inline_p hook to see if one function can inline another.
8550 (cgraph_decide_inlining): Ditto.
8551 (cgraph_decide_inlining_incrementally): Ditto.
8553 * opts.c (decode_options): Add support for running multiple times
8554 to allow functions with different target or optimization options
8555 than was specified on the command line.
8556 (fast_math_flags_struct_set_p): New function that is similar to
8557 fast_math_flags_set_p, except it uses the values in the
8558 cl_optimization structure instead of global variables.
8560 * optc-gen.awk: Add support for TargetSave to allow a back end to
8561 declare new fields that need to be saved when using function
8562 specific options. Include flags.h and target.h in the options.c
8563 source. Add support for Save to indicate which options can be set
8564 for individual functions. Generate cl_optimize_save,
8565 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8566 cl_target_option_restore, cl_target_option_print functions to
8567 allow functions to use different optimization or target options.
8569 * opt-functions.awk (var_type_struct): Return the type used for
8570 storing the field in a structure.
8572 * opth-gen.awk: Add support for TargetSave to allow a back end to
8573 declare new fields that need to be saved when using function
8574 specific options. Add support for Save to indicate which options
8575 can be set for individual functions. Only generate one extern for
8576 Mask fields. Generate cl_optimization and cl_target_option
8577 structures to remember optimization and target options.
8579 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8580 collecting new tree nodes.
8581 (TS_TARGET_OPTION): Ditto.
8583 * c-decl.c (merge_decls): Merge function specific target and
8584 optimization options.
8586 * function.c (invoke_set_current_function_hook): If the function
8587 uses different optimization options, change the global variables
8590 * coretypes.h (struct cl_optimization): Add forward reference.
8591 (struct cl_target_option): Ditto.
8593 * c-pragma.c (option_stack): New static vector to remember the
8594 current #pragma GCC option stack.
8595 (handle_pragma_option): New function to support #pragma GCC option
8596 to change target options.
8597 (optimize_stack): New static vector to remember the current
8598 #pragma GCC optimize stack.
8599 (handle_pragma_optimize): New function to support #pragma GCC
8600 optimize to change optimization options.
8601 (init_pragma): Add support for #pragma GCC optimize and #pragma
8604 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8605 optimization options.
8606 (TARGET_OPTION_NODE): New tree code for remembering certain target
8609 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8610 TARGET_OPTION_NODE trees.
8612 * common.opt (-O): Add Optimization flag.
8614 (-fmath-errno): Ditto.
8615 (-falign-functions): Add UInteger flag to make sure flag gets full
8616 int in cl_optimization structure.
8617 (-falign-jumps): Ditto.
8618 (-falign-labels): Ditto.
8619 (-falign-loops): Ditto.
8620 (-fsched-stalled-insns): Ditto.
8621 (-fsched-stalled-insns-dep): Ditto.
8623 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8625 (TARGET_OPTION_SAVE): Ditto.
8626 (TARGET_OPTION_RESTORE): Ditto.
8627 (TARGET_OPTION_PRINT): Ditto.
8628 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8629 (TARGET_CAN_INLINE_P): Ditto.
8630 (TARGET_INITIALIZER): Add new hooks.
8632 * tree-inline.c (tree_can_inline_p): New function to determine
8633 whether one function can inline another. Check if the functions
8634 use compatible optimization options, and also call the backend
8637 * tree-inline.h (tree_can_inline_p): Add declaration.
8639 * c-common.c (c_common_attribute): Add support for option and
8640 optimize attributes.
8641 (handle_option_attribute): Add support for the option attribute to
8642 allow the user to specify different target options for compiling a
8644 (handle_optimize_attribute): Add support for the optimize
8645 attribute to allow the user to specify different optimization
8646 options for compiling a specific function.
8647 (handle_hot_attribute): Turn on -O3 optimization for this one
8648 function if it isn't the default optimization level.
8649 (handle_cold_attribute): Turn on -Os optimization for this one
8650 function if it insn't the default optimization.
8651 (const_char_p): New const char * typedef.
8652 (optimize_args): New static vector to remember the optimization
8654 (parse_optimize_options): New function to set up the optimization
8655 arguments from either the optimize attribute or #pragma GCC optimize.
8657 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8658 (builtin_define_std): Ditto.
8660 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8661 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8662 (x86_64-*-*): Ditto.
8664 * Makefile.in (TREE_H): Add options.h.
8665 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8667 * doc/extend.texi (option attribute): Document new attribute.
8668 (optimize attribute): Ditto.
8669 (hot attribute): Document hot attribute sets -O3.
8670 (cold attribute): Document cold attribute sets -Os.
8671 (#pragma GCC option): Document new pragma.
8672 (#pragma GCC optimize): Ditto.
8674 * doc/options.texi (TargetSave): Document TargetSave syntax.
8675 (UInteger): Document UInteger must be used for certain flags.
8676 (Save): Document Save option to create target specific options
8677 that can be saved/restored on a function specific context.
8679 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8680 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8682 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8683 (TARGET_OPTION_SAVE): Ditto.
8684 (TARGET_OPTION_RESTORE): Ditto.
8685 (TARGET_OPTION_PRINT): Ditto.
8686 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8687 (TARGET_CAN_INLINE_P): Ditto.
8689 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8691 (-mfpmath=both): Ditto.
8693 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8694 Karthik Kumar <karthikkumar@gmail.com>
8696 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8697 (TARGET_POPCNT): Ditto.
8698 (TARGET_SAHF): Ditto.
8699 (TARGET_AES): Ditto.
8700 (TARGET_PCLMUL): Ditto.
8701 (TARGET_CMPXCHG16B): Ditto.
8702 (TARGET_RECIP): Move switch into target_flags.
8703 (TARGET_FUSED_MADD): Ditto.
8704 (ix86_arch_features): Make an unsigned char type.
8705 (ix86_tune_features): Ditto.
8706 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8707 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8708 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8710 * config/i386/i386.opt (arch): New TargetSave field to define
8711 fields that need to be saved for function specific option support.
8714 (branch_cost): Ditto.
8715 (ix86_isa_flags_explicit): Ditto.
8716 (tune_defaulted): Ditto.
8717 (arch_specified): Ditto.
8718 (-m128-long-double): Add Save flag to save option for target
8719 specific option support.
8721 (-maccumulate-outgoing-args): Ditto.
8722 (-malign-double): Ditto.
8723 (-malign-stringops): Ditto.
8724 (-mfancy-math-387): Ditto.
8725 (-mhard-float): Ditto.
8727 (-minline-all-stringops): Ditto.
8728 (-minline-stringops-dynamically): Ditto.
8729 (-mms-bitfields): Ditto.
8730 (-mno-align-stringops): Ditto.
8731 (-mno-fancy-math-387): Ditto.
8732 (-mno-push-args): Ditto.
8733 (-mno-red-zone): Ditto.
8734 (-mpush-args): Ditto.
8735 (-mred-zone): Ditto.
8737 (-msseregparm): Ditto.
8738 (-mstack-arg-probe): Ditto.
8753 (-mrecip): Move flag into target_flags.
8755 (-mno-fused-madd): Ditto.
8756 (-mfused-madd): Ditto.
8757 (-mabm): Move flag into ix86_isa_flags.
8764 * config/i386/i386-c.c: New file for #pragma support.
8765 (ix86_target_macros_internal): New function to #define or #undef
8766 target macros based when the user uses the #pragma GCC option to
8767 change target options.
8768 (ix86_pragma_option_parse): New function to add #pragma GCC option
8770 (ix86_target_macros): Move defining the target macros here from
8771 TARGET_CPU_CPP_BUILTINS in i386.h.
8772 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8773 defined, initialize any subtarget #pragmas.
8775 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8776 REGISTER_TARGET_PRAGMAS.
8778 * config/i386/t-i386: New file for x86 dependencies.
8779 (i386.o): Make dependencies mirror the include files used.
8780 (i386-c.o): New file, add dependencies.
8782 * config/i386/i386-protos.h (override_options): Add bool argument.
8783 (ix86_valid_option_attribute_tree): Add declaration.
8784 (ix86_target_macros): Ditto.
8785 (ix86_register_macros): Ditto.
8787 * config/i386/i386.c (ix86_tune_features): Move initialization of
8788 the target masks to initial_ix86_tune_features to allow functions
8789 to have different target options. Make type unsigned char,
8790 instead of unsigned int.
8791 (initial_ix86_tune_features): New static vector to hold processor
8792 masks for the tune variables.
8793 (ix86_arch_features): Move initialization of the target masks to
8794 initial_ix86_arch_features to allow functions to have different
8795 target options. Make type unsigned char, instead of unsigned int.
8796 (initial_ix86_arch_features): New static vector to hold processor
8797 masks for the arch variables.
8798 (enum ix86_function_specific_strings): New enum to describe the
8799 string options used for attribute((option(...))).
8800 (ix86_target_string): New function to return a string that
8801 describes the target options.
8802 (ix86_debug_options): New function to print the current options in
8804 (ix86_function_specific_save): New function hook to save the
8805 function specific global variables in the cl_target_option structure.
8806 (ix86_function_specific_restore): New function hook to restore the
8807 function specific variables from the cl_target_option structure to
8808 the global variables.
8809 (ix86_function_specific_print): New function hook to print the
8810 target specific options in the cl_target_option structure.
8811 (ix86_valid_option_attribute_p): New function hook to validate
8812 attribute((option(...))) arguments.
8813 (ix86_valid_option_attribute_tree): New function that is common
8814 code between attribute((option(...))) and #pragma GCC option
8815 support that parses the options and returns a tree holding the options.
8816 (ix86_valid_option_attribute_inner_p): New helper function for
8817 ix86_valid_option_attribute_tree.
8818 (ix86_can_inline_p): New function hook to decide if one function
8819 can inline another on a target specific basis.
8820 (ix86_set_current_function); New function hook to switch target
8821 options if the user used attribute((option(...))) or #pragma GCC
8823 (ix86_tune_defaulted): Move to static file scope from
8825 (ix86_arch_specified): Ditto.
8826 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8828 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8829 (OPTION_MASK_ISA_ABM_SET): Ditto.
8830 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8831 (OPTION_MASK_ISA_CX16_SET): Ditto.
8832 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8833 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8834 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8835 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8836 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8837 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8838 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8839 (struct ptt): Move to static file scope from override_options.
8840 (processor_target_table): Ditto.
8842 (ix86_handle_option): Add support for options that are now isa options.
8843 (override_options): Add support for declaring functions that
8844 support different target options than were specified on the
8845 command line. Move struct ptt, processor_target_table, cpu_names,
8846 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8847 Add bool argument. Fix up error messages so the appropriate error
8848 is given for either command line or attribute.
8849 (ix86_previous_fndecl): New static to remember previous function
8850 declaration to see if we need to change target options.
8851 (ix86_builtins_isa): New array to record the ISA of each builtin
8853 (def_builtin): Always create the builtin function, even if the
8854 current ISA doesn't support it.
8855 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8856 tests for those builtins.
8857 (ix86_init_builtins): Remove TARGET_MMX test for calling
8858 ix86_init_mmx_sse_builtins.
8859 (ix86_expand_builtin): If the current ISA doesn't support a given
8860 builtin, signal an error.
8861 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8862 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8863 (TARGET_OPTION_SAVE): Ditto.
8864 (TARGET_OPTION_RESTORE): Ditto.
8865 (TARGET_OPTION_PRINT): Ditto.
8866 (TARGET_CAN_INLINE_P): Ditto.
8868 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8870 * c-typeck.c (build_external_ref): Don't call assemble_external.
8871 * final.c (output_operand): Call assemble_external.
8873 2008-07-21 DJ Delorie <dj@redhat.com>
8875 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8876 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8878 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8880 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8881 original insn and splitter contents into ...
8882 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8883 flag_unsafe_math_optimizations. Add dummy scratch register.
8884 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8885 !flag_unsafe_math_optimizations. Returns number with next
8886 highest magnitude if this is still less or equal to the true
8887 quotient in magnitude.
8889 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8891 * Makefile.in: Replace toplev.h with TOPLEV_H.
8892 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8893 * c-lex.c (fe_file_change): Don't set in_system_header.
8894 * c-parser.c (c_token): Remove in_system_header.
8895 (c_lex_one_token): Don't set in_system_header.
8896 (c_parser_set_source_position_from_token): Don't set in_system_header.
8897 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8900 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8901 * flags.h (in_system_header): Remove.
8902 * function.c (saved_in_system_header): Remove.
8903 (push_cfun): Don't set in_system_header.
8904 (pop_cfun): Don't set in_system_header.
8905 (push_struct_function): Don't set in_system_header.
8906 * input.h (expanded_location): Add sysp.
8907 (in_system_header_at): New.
8908 (in_system_header): New.
8909 * toplev.c (in_system_header): Remove.
8910 * toplev.h: Include input.h
8912 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8913 * tree-ssa.c (warn_uninit): Call warning_at.
8914 (warn_uninitialized_var): Update calls to warn_uninit.
8915 (warn_uninitialized_phi): Update calls to warn_uninit.
8916 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8917 (expand_location): Initialize xloc.sysp.
8918 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8919 (tree_decl_with_vis): Remove in_system_header_flag.
8921 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8924 * recog.c (asm_operand_ok): Change the order of the extra
8925 memory constraint checks.
8927 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8930 * tree-switch-conversion.c (build_one_array): Call
8931 varpool_mark_needed_node and varpool_finalize_decl
8932 instead of assemble_variable.
8934 2008-07-19 Jan Hubicka <jh@suse.cz>
8936 * cgraph.c (cgraph_add_new_function): Do early local passes.
8937 * tree-nrv.c (gate_pass_return_slot): New gate.
8938 (pass_nrv): Add the gate.
8939 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8941 (coalesce_ssa_name): Coalesce SSA names.
8942 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8943 not optimizing so unused user vars remains visible.
8944 * common.opt (flag_tree_ter): Always enable by default.
8945 * tree-ssa-ter.c: Include flags.h
8946 (is_replaceable_p): Check that locations match; when aliasing
8947 is missing be conservative about loads.
8948 * tree-optimize.c (gate_init_datastructures): Remove.
8949 (pass_init_datastructures): New.
8950 * passes.c: Reorder passes so we always go into SSA.
8952 2008-07-19 Jan Hubicka <jh@suse.cz>
8954 * doc/extend.texi (flatten attribute): Remove note about
8956 * doc/invoke.texi (--combine): Likewise.
8957 (-finline-functions-called-once): Update levels when enabled.
8958 (-funit-at-a-time): Document new behaviour.
8959 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8960 -fno-section-anchors when disabled explicitly.
8961 (inline params): They are not ignored now.
8962 (precompiled headers): Remove unit-at-a-time as being incompatible.
8963 * opts.c (decode_options): Handle unit-at-a-time as alias;
8964 imply -fno-section-anchors when toplevel reorder is disabled
8966 * common.opt (ftoplevel-reorder): Set default value to 2.
8967 (funit-at-a-time): Set default value to 1.
8968 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8971 2008-07-19 Jan Hubicka <jh@suse.cz>
8973 * builtins.c (expand_builtin_int_roundingfn,
8974 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8977 2008-07-19 Richard Guenther <rguenther@suse.de>
8980 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8981 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8982 * tree-ssa-pre.c (get_expr_value_id): For newly created
8983 constant value-ids make sure to add the expression to its
8986 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8989 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8990 return value of the builtin is ignored.
8992 2008-07-19 Olivier Hainque <hainque@adacore.com>
8994 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8995 bits, a C conformant malloc implementation has to provide.
8996 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8998 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9002 * reload.c (find_reloads_subreg_address): Only reload address if
9003 reloaded == 0, not for reloaded != 1.
9006 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9007 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9008 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9009 m32c_legitimize_reload_address.
9011 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9012 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9013 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9015 2008-07-19 Olivier Hainque <hainque@adacore.com>
9017 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9018 argument, saying whether nested array are to be collapsed
9019 into a single array type DIE with multiple subscripts.
9020 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9021 issues, centralize the nested array types collapsing control and
9022 disable the transformation for Ada.
9024 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9027 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9029 (x86_64_shift_adj_2): New expander.
9030 (x86_64_shift_adj_3): Ditto.
9031 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9032 to split TImode operands.
9033 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9034 (ix86_split_lshr): Ditto.
9036 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9038 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9039 and __CHAR32_TYPE__.
9040 * c-typeck.c (digest_init): Support char16_t and char32_t.
9041 (set_nonincremental_init_from_string): Idem.
9043 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9046 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9047 PREFERRED_STACK_BOUNDARY.
9048 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9050 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9053 * function.c (locate_and_pad_parm): Cap boundary earlier.
9055 2008-07-17 Julian Brown <julian@codesourcery.com>
9057 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9058 no-op for targets which don't use DLLs.
9060 2008-07-17 Martin Jambor <mjambor@suse.cz>
9062 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9063 that nodes are relevant by examining the node->analyzed flag.
9064 (ipcp_init_stage): Check which nodes are relevant, assert that the
9065 relevant ones are also required.
9066 (ipcp_propagate_stage): Check on the side arrays are properly
9068 (ipcp_print_all_jump_functions): Make sure not to touch any node
9069 that is not analyzed or an edge that does not have a corresponding
9070 entry in the on-the-side vectors.
9071 (ipcp_function_scale_print): Likewise.
9072 (ipcp_update_callgraph): Check that the node is relevant.
9073 (ipcp_insert_stage): Check that the node is relevant. Check there is
9074 an info for every node and edge.
9075 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9076 (ipa_print_all_tree_maps): Likewise and a new variable info.
9077 (ipa_print_all_params_modified): Likewise.
9078 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9080 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9083 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9085 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9087 PR rtl-optimization/36753
9088 * fwprop.c (use_killed_between): Don't shortcut
9089 single-definition global registers.
9091 2008-07-16 Jan Hubicka <jh@suse.cz>
9093 * cgraph.h (varpool_empty_needed_queue): Declare.
9094 * cgraphunit.c (output_in_order): Mark all variables as needed;
9096 * varpool.c (varpool_assemble_node): Update debug queue.
9097 (varpool_assemble_pending_decls): Don't do it here.
9098 (varpool_empty_needed_queue): New function.
9100 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9102 * recog.c (peephole2_optimize): Fix formatting.
9104 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9106 * c-pch.c (get_ident): Avoid C++ keywords.
9107 * combine-stack-adj.c (single_set_for_csa): Likewise.
9108 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9109 output_asm_insn): Likewise.
9110 * reload.c (push_secondary_reload, find_reusable_reload,
9111 push_reload, combine_reloads, find_reloads,
9112 debug_reload_to_stream): Likewise.
9113 * reload.h (struct reload): Likewise.
9114 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9115 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9116 emit_output_reload_insns): Likewise.
9117 * targhooks.c (default_secondary_reload): Likewise.
9118 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9120 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9122 * recog.c (validate_change_1, validate_change,
9123 validate_unshare_change, validate_replace_rtx_1, struct
9124 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9126 * reload.c (push_secondary_reload, secondary_reload_class,
9127 scratch_reload_class, find_valid_class, find_reusable_reload,
9128 push_reload, find_dummy_reload, find_reloads_address_1,
9129 find_reloads_address_part, find_equiv_reg): Likewise.
9130 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9131 choose_reload_regs): Likewise.
9132 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9134 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9135 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9136 * sched-rgn.c (concat_INSN_LIST): Likewise.
9137 * stor-layout.c (mode_for_size, mode_for_size_tree,
9138 smallest_mode_for_size): Likewise.
9140 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9142 * cfg.c (dump_reg_info): Avoid C++ keywords.
9143 * dwarf2asm.c (dw2_force_const_mem,
9144 dw2_asm_output_encoded_addr_rtx): Likewise.
9145 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9146 * expmed.c (expand_shift): Likewise.
9147 * global.c (find_reg): Likewise.
9148 * graph.c (draw_edge): Likewise.
9149 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9150 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9151 widen_clz, widen_bswap, expand_parity, expand_unop,
9152 emit_cmp_and_jump_insn_1): Likewise.
9153 * postreload.c (reload_cse_simplify_operands): Likewise.
9154 * ra.h (add_neighbor): Likewise.
9155 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9156 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9157 record_reg_classes, copy_cost, record_address_regs,
9158 invalid_mode_change_p): Likewise.
9159 * regrename.c (regrename_optimize, scan_rtx_reg,
9160 dump_def_use_chain, find_oldest_value_reg,
9161 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9163 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9165 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9166 MASK_POWERPC64 for power4 in previous commit.
9168 2008-07-16 Olivier Hainque <hainque@adacore.com>
9170 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9171 instead of bare conversion to cast const-ness away.
9173 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9175 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9176 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9177 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9178 (TARGET_FUNCTION_VALUE): Define.
9180 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9182 * config/rs6000/rs6000.c (processor_target_table): Add
9183 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9185 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9188 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9189 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9190 m32c_legitimize_reload_address.
9192 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9194 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9195 DECL_IN_SYSTEM_HEADER in sync.
9197 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9199 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9200 * tree-ssa-pre.c (pre_expr_eq): Ditto
9201 (get_constant_for_value_id): Take a type as an argument.
9202 (fully_constant_expression): Pass in type.
9203 (find_or_generate_expression): Short circuit constant case.
9204 (create_expression_by_pieces): Remove special casing of
9206 (do_regular_insertion): Short circuit constant case.
9207 (do_partial_partial_insertion): Ditto.
9209 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9212 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9214 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9216 * config/xtensa/libgcc-xtensa.ver: New file.
9217 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9219 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9221 * df-problems.c (df_set_note): Avoid C++ keywords.
9222 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9223 * dse.c (record_store, remove_useless_values): Likewise.
9224 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9225 gen_reg_rtx_offset, operand_subword, change_address_1,
9226 change_address, adjust_address_1, offset_address,
9227 widen_memory_access, emit_copy_of_insn_after): Likewise.
9228 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9229 * fwprop.c (should_replace_address, propagate_rtx_1,
9230 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9232 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9233 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9234 * lcm.c (compute_insert_delete, pre_edge_lcm,
9235 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9236 * lower-subreg.c (resolve_reg_notes): Likewise.
9237 * mode-switching.c (optimize_mode_switching): Likewise.
9239 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9241 * bt-load.c (add_btr_def, migrate_btr_def,
9242 branch_target_load_optimize): Avoid C++ keywords.
9243 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9245 * combine.c (subst, simplify_set, make_extraction,
9246 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9247 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9248 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9250 2008-07-15 Richard Guenther <rguenther@suse.de>
9253 * c-common.c (strict_aliasing_warning): Do not warn for
9254 TYPE_REF_CAN_ALIAS_ALL pointers.
9255 (c_common_get_alias_set): may_alias types are not special.
9256 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9257 attribute and set can_ref_all accordingly.
9258 (build_reference_type_for_mode): Likewise.
9259 * doc/extend.texi (may_alias): Clarify.
9261 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9264 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9265 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9267 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9270 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9271 gcc_assert, instead call output_operand_lossage.
9273 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9275 * builtins.c (std_canonical_va_list): Treat structure based
9278 2008-07-15 Ben Elliston <bje@au.ibm.com>
9280 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9282 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9284 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9287 2008-07-14 Jan Hubicka <jh@suse.cz>
9289 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9290 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9291 fix predicates and constraints.
9292 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9293 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9295 2008-07-14 Doug Kwan <dougkwan@google.com>
9297 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9298 additional option file arm/eabi.opt.
9299 * config/arm/eabi.h (File): New configuration file for EABI targets.
9300 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9301 SUBSUBTARGET_EXTRA_SPECS.
9302 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9303 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9304 from STARTFILE_SPEC so that it can be referenced in an override.
9305 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9306 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9307 can be referenced in an override.
9308 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9309 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9310 so that it can be referenced in an override.
9311 (LINK_SPEC): Use BPABI_LINK_SPEC.
9312 * config/arm/eabi.opt (File): New.
9314 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9316 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9317 (FIXED_VALUE_H): New variable.
9318 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9319 input.h, fixed-value.h.
9320 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9321 (BASIC_BLOCK_H): Use $(BITMAP_H).
9322 (FUNCTION_H): Add varray.h.
9323 (IPA_REFERENCE_H): Use $(BITMAP_H).
9324 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9325 (DF_H): Use $(BITMAP_H).
9326 (GGC_H): Add statistics.h.
9328 (INSN_ATTR_H): Use it.
9329 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9331 (SYMTAB_H): Add $(OBSTACK_H).
9332 (CPP_INTERNAL_H): New.
9333 (TREE_DUMP_H): Add tree-pass.h.
9334 (TREE_FLOW_H): Use $(BITMAP_H)
9335 (PRETTY_PRINT_H): Use $(INPUT_H).
9336 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9339 (many object files): Fix lots of header dependencies throughout.
9341 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9343 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9345 (s-gtyp-input): Use them to write tmp-gi.list.
9346 (echo_to_gi.list): Remove.
9348 2008-07-14 Richard Guenther <rguenther@suse.de>
9350 * tree-ssa-sccvn.c (pre_info): Remove.
9351 (switch_to_PRE_table): Likewise.
9352 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9353 (set_hashtable_value_ids): Do not create value-ids for the
9355 (run_scc_vn): Remove double test. Remove bogus special-case
9356 in value-number printing.
9357 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9358 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9360 * tree-flow-inline.h (get_value_handle): Remove.
9361 * tree-flow.h (get_value_handle): Remove.
9363 2008-07-14 Martin Jambor <mjambor@suse.cz>
9365 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9366 in which we generate arithmetics is not a subrange.
9368 2008-07-14 Martin Jambor <mjambor@suse.cz>
9370 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9372 2008-07-14 Richard Guenther <rguenther@suse.de>
9374 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9376 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9379 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9380 reload for symbol refs moved to r0 with -fPIC.
9381 (legitimize_pic_address): Use the target register as temporary
9383 (emit_symbolic_move): Adjust comment.
9384 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9387 2008-07-14 Ben Elliston <bje@au.ibm.com>
9389 * c-common.h (C_CPP_HASHNODE): New macro.
9390 * coretypes.h (struct cpp_token): Forward declare.
9391 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9392 the context-sensitive keyword method.
9393 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9394 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9395 expand_bool_pixel): New.
9396 (altivec_categorize_keyword): New function.
9397 (init_vector_keywords): New function.
9398 (rs6000_macro_to_expand): Likewise.
9399 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9400 compiling an ISO C dialect.
9402 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9404 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9405 (create_expression_by_pieces): Fix typo.
9406 (do_regular_insertion): Use debug counter here too.
9408 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9411 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9412 CONST_OK_FOR_LETTER_P. All port-local users changed.
9413 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9414 implement Kp matching power-of-two.
9415 (CONSTRAINT_LEN): Define to match.
9416 * config/cris/cris.md: Replace all use of constraint K with Kc.
9417 ("*btst*): Use Kp for operand 0 of last alternative.
9419 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9422 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9425 2008-07-13 Jan Hubicka <jh@suse.cz>
9427 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9430 2008-07-13 Richard Guenther <rguenther@suse.de>
9433 * langhooks.c (lhd_print_error_function): Deal with recursive
9436 2008-07-12 Jan Hubicka <jh@suse.cz>
9438 * cgraph.c (assembler_name_hash): New static var.
9439 (hash_node_by_assembler_name, eq_assembler_name): New.
9440 (cgraph_node_for_asm): Use hashtable.
9441 (cgraph_remove_node): Maintain hashtable.
9442 (change_decl_assembler_name): Sanity check that names are not changing
9443 after aliasing was processed.
9444 * cgraph.h (varpoon_node): Add next GGC marker.
9445 * tree.c (decl_assembler_name_equal): Constify.
9446 (decl_assembler_name_hash): New.
9447 * tree.h (decl_assembler_name_equal): Constify.
9448 (decl_assembler_name_hash): Update.
9450 2008-07-12 David Daney <ddaney@avtrex.com>
9452 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9455 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9457 * doc/md.texi: Document the MIPS "v" constraint.
9458 * config/mips/mips.h (reg_class): Revert last change.
9459 (REG_CLASS_NAMES): Likewise.
9460 (REG_CLASS_CONTENTS): Likewise.
9461 * config/mips/mips.c (mips_regno_to_class): Likewise.
9462 * config/mips/constraints.md (v): Likewise, but add documentation.
9463 Add a comment to say that this constraint should not be used in
9466 2008-07-11 DJ Delorie <dj@redhat.com>
9468 * config/h8300/h8300.md (length): Fix branch offset limit.
9470 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9472 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9473 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9474 (avr_hard_regno_scratch_ok): New function.
9475 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9476 * config/avr/avr.md (all peepholes that request a scratch register):
9477 Remove avr_peep2_scratch_safe use.
9479 2008-07-11 Tom Tromey <tromey@redhat.com>
9480 Ian Lance Taylor <iant@google.com>
9482 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9483 (struct c_common_resword): Define.
9484 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9485 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9486 (c_common_reswords, num_c_common_reswords): Declare.
9487 * c-common.c (c_common_reswords): New global const array.
9488 (num_c_common_reswords): New const int.
9489 * c-parser.c (struct resword, reswords): Don't define.
9490 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9491 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9492 than reswords. If warning about C++ keywords, give them a special
9494 (c_lex_one_token): Warn about C++ keywords. Call
9495 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9496 (c_parser_external_declaration): Look for RID_xxx rather than
9497 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9498 (c_parser_statement_after_labels): Likewise.
9499 (c_parser_objc_class_instance_variables): Likewise.
9500 (c_parser_objc_class_declaration): Likewise.
9501 (c_parser_objc_try_catch_statement): Likewise.
9502 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9503 (declspecs_add_type): Likewise.
9505 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9507 * ggc-page.c (alloc_page):
9508 Substituting xmalloc, xcalloc with
9509 XNEWVEC and XCNEWVAR macros which add the
9512 2008-07-11 Richard Guenther <rguenther@suse.de>
9514 PR tree-optimization/36765
9515 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9516 aliases from HEAP vars to SMTs.
9518 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9520 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9521 * configure.ac (loose_warn): Move -Wc++-compat from here...
9522 (strict_warn): ...to here.
9523 * configure: Regenerate.
9525 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9527 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9528 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9529 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9530 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9531 excluding more specific h8300-*-* and sh-*-* targets.
9533 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9535 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9537 (execute_pre): Call loop_optimizer_finalize in early exit.
9539 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9542 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9543 uids in the bitmap, not just VAR_DECL uids.
9545 PR rtl-optimization/36419
9546 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9547 (combine_stack_adjustments_for_block): Call it if needed. Delete
9549 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9550 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9551 prologue sp adjustment.
9553 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9556 * opts.c (print_ignored_options): Report postponed diagnostics for
9557 unknown -Wno-* options as warnings, not errors.
9558 (postpone_unknown_option_error): Renamed to...
9559 (postpone_unknown_option_warning): ... this.
9561 2008-07-09 Doug Kwan <dougkwan@google.com>
9564 2008-07-08 Doug Kwan <dougkwan@google.com>
9566 * config/arm/arm.opt (mandroid): New option.
9567 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9568 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9570 (CC1PLUS_SPEC): Same.
9572 (STARTFILE_SPEC): Same.
9573 (ENDFILE_SPEC): Same.
9574 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9577 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9580 * config/mips/mips.h (reg_class): Remove V1_REG.
9581 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9582 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9584 (mips_get_tp): New function.
9585 (mips_legitimize_tls_address): Use it.
9586 * config/mips/constraints.md (v): Delete.
9587 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9588 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9589 After reload, split into a move and ...
9590 (*tls_get_tp_<mode>_split): ...this new instruction.
9592 2008-07-09 David Daney <ddaney@avtrex.com>
9594 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9596 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9598 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9599 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9601 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9602 htab_delete should be called. Don't free c.
9603 (lookup_tmp_var): Create temp_htab lazily.
9604 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9605 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9607 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9608 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9609 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9610 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9611 * tree-sra.c (generate_element_init): Likewise.
9612 * tree-mudflap.c (execute_mudflap_function_ops,
9613 execute_mudflap_function_decls): Likewise.
9614 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9615 * tree-gimple.h (struct gimplify_ctx): New type.
9616 (push_gimplify_context): Adjust prototype.
9618 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9620 * tree-ssa-pre.c (phi_translate_1): Update placement of
9623 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9625 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9626 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9627 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9628 * targhooks.c (default_hard_regno_scratch_ok): New function.
9629 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9630 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9631 * recog.c: Include "target.h".
9632 (peep2_find_free_register): Add check for global regs. Add target
9634 * Makefile.in (recog.o): Depend on target.h.
9636 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9638 * config/sh/sh.c (sh_canonical_va_list_type): New.
9639 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9641 2008-07-09 Raksit Ashok <raksit@google.com>
9643 * doc/invoke.texi (Option Summary): Mention new option
9644 -Wdisallowed-function-list=...
9645 (Warning Options): Document -Wdisallowed-function-list=...
9646 * common.opt (Wdisallowed-function-list=): New flag.
9647 * flags.h (warn_disallowed_functions): External definition of new
9648 boolean warning flag.
9649 (warn_if_disallowed_function_p): Declare new function.
9650 * opts.c (warning_disallowed_functions): New static variable.
9651 (warn_disallowed_functions): New boolean warning flag.
9652 (warn_if_disallowed_function_p): New function.
9653 (add_comma_separated_to_vector): Rename
9654 add_instrument_functions_exclude_list to this.
9655 (common_handle_option): Handle new option. Rename calls to
9656 add_instrument_functions_exclude_list into calls to
9657 add_comma_separated_to_vector.
9658 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9659 based on flag warn_disallowed_functions.
9661 2008-07-09 Christian Bruel <christian.bruel@st.com>
9663 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9664 instead of get_attr_length.
9666 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9668 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9670 * genemit.c (gen_insn): Likewise.
9671 * gengtype.c (note_def_vec): Likewise.
9672 * gengtype.h (note_def_vec): Likewise.
9673 * genoutput.c (struct data, output_insn_data, process_template,
9674 gen_expand, gen_split, note_constraint): Likewise.
9675 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9676 make_insn_sequence): Likewise.
9677 * gensupport.c (record_insn_name): Likewise.
9679 2008-07-08 Doug Kwan <dougkwan@google.com>
9681 * config/arm/arm.opt (mandroid): New option.
9682 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9683 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9685 (CC1PLUS_SPEC): Same.
9687 (STARTFILE_SPEC): Same.
9688 (ENDFILE_SPEC): Same.
9689 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9692 2008-07-08 Raksit Ashok <raksit@google.com>
9694 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9695 (set_storage_via_setmem): Fix expected_align parameter.
9696 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9697 missing from the list.
9698 * doc/md.texi (movmem): Explicitly state that expected alignment is
9699 to be expressed in bytes.
9700 (setmem): Explicitly state that expected alignment is to be expressed
9703 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9705 * reload.c (find_reloads_subreg_address): Do not require validity
9706 of address in original mode before reloading address.
9708 2008-07-07 Tianwei Sheng <tianweis@google.com>
9710 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9711 bounds array access.
9713 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9715 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9717 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9719 Fix PR tree-optimization/23455
9720 Fix PR tree-optimization/35286
9721 Fix PR tree-optimization/35287
9722 * Makefile.in (OBJS-common): Remove tree-vn.o.
9723 (tree-vn.o): Remove.
9724 * dbgcnt.def: Add treepre_insert debug counter.
9725 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9726 (debug_value_expressions): Ditto.
9727 (print_value_expressions): Ditto.
9728 * tree-pretty-print.c (dump_generic_node): Updated for
9729 VALUE_HANDLE removal.
9730 * tree-ssa-dom.c (record_equality): Ditto.
9731 (cprop_operand): Ditto.
9732 (lookup_avail_expr): Ditto.
9733 * tree-ssa-threadedge.c
9734 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9735 (simplify_control_stmt_condition): Ditto.
9736 * tree.c (tree_code_size): Ditto.
9737 (tree_node_structure): Ditto.
9738 (iterative_hash_expr): Ditto.
9740 * tree.h (VALUE_HANDLE_ID): Ditto.
9741 (VALUE_HANDLE_EXPR_SET): Ditto.
9742 (struct tree_value_handle): Ditto.
9743 (union tree_node): Ditto.
9744 * treestruct.def: Ditto.
9745 * tree-vn.c: Removed.
9746 * tree-ssa-pre.c: Rewritten entirely.
9747 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9748 (constant_value_ids): Ditto.
9749 (vn_nary_op_t): Moved to header.
9751 (vn_reference_op_t): Ditto
9752 (vn_reference_t): Ditto.
9753 (next_value_id): New variable.
9754 (VN_INFO): Add an assert.
9755 (vn_constant_eq): New function.
9756 (vn_constant_hash): Ditto.
9757 (get_or_alloc_constant_value_id): Ditto.
9758 (value_id_constant_p): Ditto.
9759 (vn_reference_compute_hash): De-staticify.
9760 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9761 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9762 (valueize_refs): Update opcode if it changes from ssa name to constant.
9763 (vn_reference_lookup_1): Add new argument.
9764 (vn_reference_lookup): Ditto.
9765 (vn_reference_lookup_pieces): New function.
9766 (vn_reference_insert): Add return type. Modify to deal with value ids.
9767 (vn_reference_insert_pieces): New function.
9768 (vn_nary_op_compute_hash): De-staticify.
9769 (vn_nary_op_eq): Ditto.
9770 (vn_nary_op_lookup_pieces): New function.
9771 (vn_nary_op_lookup): Add new argument.
9772 (vn_nary_op_insert_pieces): New function.
9773 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9774 (vn_phi_insert): Ditto.
9775 (visit_unary_op): Update for callee changes.
9776 (visit_binary_op): Ditto.
9777 (visit_reference_op_load): Ditto.
9778 (visit_reference_op_store): Ditto.
9779 (init_scc_vn): Init next_value_id, constant_to_value_id and
9781 (free_scc_vn): Free them.
9782 (set_hashtable_value_ids): New function.
9783 (run_scc_vn): Use it.
9784 (get_max_value_id): New function.
9785 (get_next_value_id): Ditto.
9786 (expressions_equal_p): Moved from tree-vn.c
9787 (sort_vuses): Ditto.
9788 (sort_vuses_heap): Ditto.
9789 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9791 * tree.c (iterative_hash_hashval_t): Made non-static
9792 * tree.h (iterative_hash_hashval_t): Declare it.
9794 2008-07-08 Martin Jambor <mjambor@suse.cz>
9796 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9797 instead of ipa_create_node_params.
9798 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9799 ipa_check_create_edge_args, free them with
9800 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9802 * ipa-prop.c: Include flags.h and tree-inline.h.
9803 (ipa_node_params_vector): New variable.
9804 (ipa_edge_args_vector): New variable.
9805 (edge_removal_hook_holder): New variable.
9806 (node_removal_hook_holder): New variable.
9807 (edge_duplication_hook_holder): New variable.
9808 (node_duplication_hook_holder): New variable.
9809 (ipa_detect_param_modifications): Check for presence of modified flags.
9810 (ipa_compute_jump_functions): Check for presence of jump functions.
9811 (ipa_free_edge_args_substructures): New function.
9812 (ipa_create_node_params): Removed.
9813 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9814 (ipa_free_node_params_substructures): New function.
9815 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9817 (ipa_edge_removal_hook): New function.
9818 (ipa_node_removal_hook): New function.
9819 (duplicate_array): New function.
9820 (ipa_edge_duplication_hook): New function.
9821 (ipa_node_duplication_hook): New function.
9822 (ipa_register_cgraph_hooks): New function.
9823 (ipa_unregister_cgraph_hooks): New function.
9824 (free_all_ipa_structures_after_ipa_cp): New function.
9826 * ipa-prop.h: Include vec.h.
9827 (ipa_node_params_t): New typedef with vector types for it.
9828 (ipa_edge_args_t): New typedef with vector types for it.
9829 (IPA_NODE_REF): Changed to access an on-the-side vector.
9830 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9831 (ipa_check_create_node_params): New function.
9832 (ipa_check_create_edge_args): New function.
9834 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9837 2008-07-07 Tom Tromey <tromey@redhat.com>
9839 * configure, config.in: Rebuilt.
9840 * configure.ac: Don't check for scandir or alphasort.
9842 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9844 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9845 types immediately after creating them.
9847 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9849 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9851 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9853 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9854 dump_constraint_graph.
9855 (dump_constraint_edge): New function.
9856 (dump_constraint_graph): New function.
9857 (debug_constraint_graph): New function.
9858 (dump_constraint): Removed useless comparison.
9859 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9860 (dump_constraint_graph): Declare.
9861 (debug_constraint_graph): Declare.
9862 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9864 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9866 * config/i386/i386.c (is_va_list_char_pointer): New.
9867 (ix86_va_start): Replace compare with ms_va_list_type_node
9868 by is_va_list_char_pointer.
9869 (ix86_gimplify_va_arg): Likewise.
9871 2008-07-07 Martin Jambor <mjambor@suse.cz>
9873 * cgraph.c (cgraph_edge_max_uid): New variable.
9874 (struct cgraph_edge_hook_list): New type.
9875 (struct cgraph_node_hook_list): New type.
9876 (struct cgraph_2edge_hook_list): New type.
9877 (struct cgraph_2node_hook_list): New type.
9878 (first_cgraph_edge_removal_hook): New variable.
9879 (first_cgraph_node_removal_hook): New variable.
9880 (first_cgraph_edge_duplicated_hook): New variable.
9881 (first_cgraph_node_duplicated_hook): New variable.
9882 (cgraph_add_edge_removal_hook): New function.
9883 (cgraph_remove_edge_removal_hook): New function.
9884 (cgraph_call_edge_removal_hooks): New function.
9885 (cgraph_add_node_removal_hook): New function.
9886 (cgraph_remove_node_removal_hook): New function.
9887 (cgraph_call_node_removal_hooks): New function.
9888 (cgraph_add_edge_duplication_hook): New function.
9889 (cgraph_remove_edge_duplication_hook): New function.
9890 (cgraph_call_edge_duplication_hooks): New function.
9891 (cgraph_add_node_duplication_hook): New function.
9892 (cgraph_remove_node_duplication_hook): New function.
9893 (cgraph_call_node_duplication_hooks): New function.
9894 (cgraph_create_edge): Assign to edge uid.
9895 (cgraph_remove_edge): Call edge removal hooks.
9896 (cgraph_node_remove_callees): Call edge removal hooks.
9897 (cgraph_node_remove_callers): Call edge removal hooks.
9898 (cgraph_remove_node): Call node removal hooks.
9899 (cgraph_clone_edge): Call edge duplication hooks.
9900 (cgraph_clone_node): Call node duplication hooks.
9902 * cgraph.h (cgraph_edge): New field uid.
9903 (cgraph_edge_hook): New type.
9904 (cgraph_node_hook): New type.
9905 (cgraph_2edge_hook): New type.
9906 (cgraph_2node_hook): New type.
9908 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9910 * config.in: Regenerate.
9912 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9914 * gcc.c (print_sysroot): New.
9915 (option_map, display_help, process_command): Handle the
9916 -print-sysroot option.
9917 (main): Print the sysroot if requested.
9918 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9920 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9923 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9925 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9927 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9928 (assign_parm_setup_block_p): Also check mode of entry_parm.
9930 2008-07-07 Richard Guenther <rguenther@suse.de>
9932 * tree-ssa-structalias.h (set_used_smts): Remove.
9933 * tree-ssa-structalias.c (used_smts): Likewise.
9934 (set_used_smts): Likewise.
9935 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9936 call to set_used_smts.
9938 2008-07-07 Richard Guenther <rguenther@suse.de>
9940 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9941 (new_var_info): Set it to false.
9942 (solution_set_add): Correctly handle pointers outside a var and
9944 (type_safe): Treat variables with is_full_var properly.
9945 (do_sd_constraint): Likewise.
9946 (do_ds_constraint): Likewise.
9947 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9948 (get_constraint_for_ptr_offset): New function.
9949 (get_constraint_for_component_ref): For addresses at least include
9950 the last field of the variable. Handle is_full_vars properly.
9951 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9952 (handle_ptr_arith): Remove.
9953 (find_func_aliases): Simplify assignment handling.
9954 (create_function_info_for): For parameter and result varinfos set
9956 (create_variable_info_for): Set is_full_var flag whenever we
9957 just created a single varinfo for a decl.
9958 (init_alias_vars): Initialize use_field_sensitive from
9959 max-fields-for-field-sensitive parameter.
9961 2008-07-07 Richard Guenther <rguenther@suse.de>
9963 PR tree-optimization/36713
9964 * tree-flow-inline.h (is_call_used): New function.
9965 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9966 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9967 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9969 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9971 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9973 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9975 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9977 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9978 Nathan Sidwell <nathan@codesourcery.com>
9980 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9981 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9983 * config/m68k/t-linux: New.
9984 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9987 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9989 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9990 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9993 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9995 * gcc.c (execute): Fix -Wc++-compat warning.
9997 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10000 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10001 constant for little endian.
10003 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10005 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10006 mips_base_mips16 instead of TARGET_MIPS16.
10007 (mips_base_mips16): Declare.
10008 * config/mips/mips.c (mips_base_mips16): Make global.
10009 (was_mips16_p): Remove GTY marker.
10010 (was_mips16_pch_p): New variable.
10011 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10012 (mips_override_options): Force to non-MIPS16 mode initially.
10013 Do not complain about MIPS16 PIC incompatibilities here.
10014 Only allow -mgpopt if -mexplicit-relocs is in force for
10017 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10019 * configure.ac: Check for caddr_t, define to char * if not defined.
10020 * configure: Regenerate.
10021 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10022 (mmap_gt_pch_use_address): Likewise.
10023 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10025 2008-07-06 Richard Guenther <rguenther@suse.de>
10027 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10028 (new_var_info): Deal with it.
10029 (solution_set_add): Likewise.
10030 (bitpos_of_field): Make signed, fix.
10031 (struct fieldoff): Remove type and decl fields. Make size field
10032 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10034 (fieldoff_compare): Deal with it.
10035 (push_fields_onto_fieldstack): Remove has_union argument, glob
10036 adjacent non-pointer fields together.
10037 (create_function_info_for): Do not set has_union.
10038 (create_variable_info_for): Simplify.
10040 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10042 * config.gcc (extra_headers): Add cross-stdarg.h for target
10043 x86_64-*-* and i?86-*-*.
10044 * config/i386/cross-stdarg.h: New.
10045 * builtins.c (std_fn_abi_va_list): New.
10046 (std_canonical_va_list_type): New.
10047 (stabilize_va_list): Replace va_list_type_node use by
10048 mtarget.canonical_va_list_type.
10049 (gimplify_va_arg_expr): Likewise.
10050 (expand_builtin_va_copy): Replace va_list_type_node use by
10051 mtarget.fn_abi_va_list.
10052 * tree-sra.c (is_va_list_type): New helper.
10053 (decl_can_be_decomposed_p): Replace
10054 va_list_type_node use by is_va_list_type.
10055 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10056 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10057 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10058 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10059 (ix86_enum_va_list): New.
10060 * config/i386/i386.c (sysv_va_list_type_node): New.
10061 (ms_va_list_type_node): New.
10062 (ix86_function_type_abi): Remove sorry.
10063 (ix86_build_builtin_va_list_abi): New.
10064 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10065 for 64-bit targets.
10066 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10067 (ix86_init_builtins_va_builtins_abi): New.
10068 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10069 for 64-bit targets.
10070 (ix86_handle_abi_attribute): New.
10071 (attribute_spec): Add sysv_abi and ms_abi.
10072 (ix86_fn_abi_va_list): New.
10073 (ix86_canonical_va_list_type): New.
10074 (ix86_enum_va_list): New.
10075 (TARGET_FN_ABI_VA_LIST): New.
10076 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10077 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10078 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10079 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10080 (TARGET_ENUM_VA_LIST): New.
10081 * expr.h (std_fn_abi_va_list): New.
10082 (std_canonical_va_list_type): New.
10083 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10084 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10085 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10086 TARGET_CANONICAL_VA_LIST_TYPE.
10087 * target.h (struct gcc_target): Add fn_abi_va_list hook
10088 and canonical_va_list_type hook.
10090 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10092 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10093 integral and pointer types.
10095 2008-07-04 Roger Sayle <roger@eyesopen.com>
10097 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10098 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10100 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10103 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10105 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10107 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10108 build_gimple_modify_stmt.
10109 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10110 gimple operand. Use fold_build* instead of build*.
10112 2008-07-04 Richard Guenther <rguenther@suse.de>
10114 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10115 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10116 properly to compute the reachability set if we do field-sensitive PTA.
10117 * invoke.texi (max-fields-for-field-sensitive): Document default.
10118 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10119 100 for optimize >= 2.
10121 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10123 * ggc-zone.c (lookup_page_table_if_allocated,
10124 set_page_table_entry, zone_find_object_size, alloc_small_page,
10125 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10126 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10127 -Wc++-compat and/or -Wcast-qual warnings.
10129 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10132 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10133 pic_offset_table_rtx to be marked as used here.
10134 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10135 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10136 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10137 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10138 !TARGET_SECURE_PLT.
10140 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10142 * alloc-pool.c (hash_descriptor, eq_descriptor,
10143 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10144 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10146 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10147 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10148 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10149 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10152 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10154 * tree-flow.h (loop_only_exit_p): Declare.
10155 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10156 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10157 the number of iterations if it is constant. Otherwise, if this is the
10158 only possible exit of the loop, use the conservative estimate on the
10159 number of iterations of the entire loop if available.
10161 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10163 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10164 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10165 Add synchronization functions.
10166 * config/sync.c: New file.
10167 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10168 (LIBGCC_SYNC_CFLAGS): Likewise.
10170 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10173 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10174 (*pushtf_sse): New insn pattern.
10175 (pushtf splitters): New splitters.
10177 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10179 PR middle-end/35736
10180 * predict.c (build_predict_expr): Use void_type_node for the tree
10181 type, instead of NULL_TREE.
10183 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10185 * config/i386/i386.c (contains_aligned_value_p): Return true
10187 (ix86_data_alignment): Align TCmode to 128bits.
10188 (ix86_local_alignment): Likewise.
10190 2008-07-03 Andrew Haley <aph@redhat.com>
10193 * vec.h (VEC_TA): New.
10194 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10195 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10196 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10197 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10198 (C_COMMON_FIXED_TYPES): Remove first arg.
10199 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10200 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10201 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10202 not to use empty macro arguments.
10204 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10206 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10207 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10208 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10209 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10210 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10211 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10212 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10213 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10214 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10215 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10216 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10217 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10218 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10219 config/rs6000/e500crtres64gpr.asm,
10220 config/rs6000/e500crtres64gprctr.asm,
10221 config/rs6000/e500crtrest32gpr.asm,
10222 config/rs6000/e500crtrest64gpr.asm,
10223 config/rs6000/e500crtresx32gpr.asm,
10224 config/rs6000/e500crtresx64gpr.asm,
10225 config/rs6000/e500crtsav32gpr.asm,
10226 config/rs6000/e500crtsav64gpr.asm,
10227 config/rs6000/e500crtsav64gprctr.asm,
10228 config/rs6000/e500crtsavg32gpr.asm,
10229 config/rs6000/e500crtsavg64gpr.asm,
10230 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10231 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10232 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10233 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10234 config/sparc/sol2-cn.asm: Remove .file directives.
10236 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10238 * resource.c (mark_referenced_resources): Look inside
10239 UNSPEC_VOLATILEs and ASM_INPUTs.
10241 2008-07-02 Ian Lance Taylor <iant@google.com>
10243 * rtlanal.c (add_reg_note): New function.
10244 * rtl.h (add_reg_note): Declare.
10245 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10246 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10247 * builtins.c (expand_builtin_longjmp): Likewise.
10248 (expand_builtin_nonlocal_goto): Likewise.
10249 * calls.c (emit_call_1, expand_call): Likewise.
10250 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10251 * cfglayout.c (fixup_reorder_chain): Likewise.
10252 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10253 (commit_one_edge_insertion): Likewise.
10254 * combine.c (move_deaths, distribute_notes): Likewise.
10255 * df-problems.c (df_set_note): Likewise.
10256 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10257 (set_unique_reg_note): Likewise.
10258 (emit_copy_of_insn_after): Likewise.
10259 * expr.c (expand_expr_real): Likewise.
10260 * gcse.c (add_label_notes): Likewise.
10261 * haifa-sched.c (create_check_block_twin): Likewise.
10262 * jump.c (mark_jump_label_1): Likewise.
10263 * loop-doloop.c (add_test, doloop_modify): Likewise.
10264 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10265 * lower-subreg.c (move_eh_region_note): Likewise.
10266 * optabs.c (emit_libcall_block): Likewise.
10267 * predict.c (predict_insn): Likewise.
10268 (combine_predictions_for_insn): Likewise.
10269 * recog.c (peephole2_optimize): Likewise.
10270 * regmove.c (try_auto_increment): Likewise.
10271 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10272 * reload.c (find_reloads): Likewise.
10273 * reload1.c (fixup_eh_region_note): Likewise.
10274 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10275 * reorg.c (delete_prior_computation): Likewise.
10276 (delete_computation, dbr_schedule): Likewise.
10277 * config/pa/pa.c (legitimize_pic_address): Likewise.
10278 * config/sh/sh.c (sh_reorg): Likewise.
10280 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10283 * config/libgcc-glibc.ver: Add %exclude.
10284 * config/m32r/libgcc-glibc.ver: Likwise.
10285 * config/s390/libgcc-glibc.ver: Likwise.
10286 * config/sh/libgcc-glibc.ver: Likwise.
10287 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10289 * config/i386/libgcc-glibc.ver: New.
10291 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10293 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10295 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10296 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10297 i[34567]86-*-linux*, x86_64-*-linux*. Add
10298 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10299 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10300 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10301 i[34567]86-*-linux*, x86_64-*-linux*.
10303 * libgcc-std.ver: Add empty GCC_4.4.0.
10305 * mkmap-symver.awk: Support multiple versions per symbol.
10307 * config/i386/i386.c (ix86_init_builtins): Always define
10308 __builtin_fabsq and __builtin_copysignq with fallbacks.
10309 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10310 and __builtin_copysignq if SSE2 isn't available.
10312 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10313 (LIBGCC2_TF_CEXT): Likwise.
10314 (TF_SIZE): Likwise.
10316 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10318 * config/i386/sfp-machine.h: Moved to libgcc.
10320 * config/i386/sfp-machine.h: New.
10321 * config/i386/t-linux: Likwise.
10323 * config/i386/t-darwin: Remove softfp_wrap_start and
10325 * config/i386/t-darwin64: Likewise.
10327 * config/i386/t-fprules-softfp64: Renamed to ...
10328 * config/i386/t-fprules-softfp: This.
10330 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10331 and softfp_wrap_end.
10333 2008-07-02 Jason Merrill <jason@redhat.com>
10335 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10337 * tree.c (ctor_to_list): New fn.
10338 * tree.h: Declare it.
10339 (CONSTRUCTOR_ELT): New macro.
10340 (CONSTRUCTOR_NELTS): New macro.
10342 2008-07-02 Richard Guenther <rguenther@suse.de>
10344 * tree-ssa-structalias.c (struct variable_info): Reorder
10345 to fill padding on 64bit hosts. Make collapsed_to an int.
10346 (get_varinfo_fc): Deal with that.
10347 (new_var_info): Likewise.
10348 (collapse_rest_of_var): Likewise.
10350 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10352 * doc/install.texi (--enable-java-home): Document.
10353 (--enable-aot-compile-rpm): Likewise.
10354 (--with-arch-directory): Likewise.
10355 (--with-os-directory): Likewise.
10356 (--with-origin-name): Likewise.
10357 (--with-arch-suffix): Likewise.
10358 (--with-jvm-root-dir): Likewise.
10359 (--with-jvm-jar-dir): Likewise.
10360 (--with-python-dir): Likewise.
10362 2008-07-02 Richard Guenther <rguenther@suse.de>
10364 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10365 from decls explicitly. Merge operand checking from tuples.
10367 2008-07-02 Martin Jambor <mjambor@suse.cz>
10369 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10371 2008-07-02 Martin Jambor <mjambor@suse.cz>
10373 * tree-switch-conversion.c: Included timevar.h
10374 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10376 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10378 2008-07-02 Martin Jambor <mjambor@suse.cz>
10380 * tree-switch-conversion.c: Corrected various comments and
10382 (build_constructors): Fixed minor formatting mistakes.
10384 * invoke.texi (Optimize Options): Corrected the
10385 switch-conversion-max-branch-ratio parameter.
10387 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10389 * final.c (asm_insn_count): Return zero for an empty asm body.
10391 2008-07-02 Richard Guenther <rguenther@suse.de>
10393 * bitmap.h (bitmap_set_bit): Return bool.
10394 (bitmap_clear_bit): Likewise.
10395 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10396 write to the bitmap if it would.
10397 (bitmap_clear_bit): Likewise.
10398 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10399 bitmap_set_bit return value.
10400 (add_pred_graph_edge): Likewise.
10401 (add_graph_edge): Likewise.
10402 (do_sd_constraint): Likewise.
10403 (do_ds_constraint): Likewise.
10405 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10407 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10408 Fix -Wc++-compat and/or -Wcast-qual warnings.
10409 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10410 gen_regparm_prefix): Likewise.
10411 * vmsdbgout.c (write_modbeg, lookup_filename,
10412 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10414 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10416 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10417 defaults.h definition apply.
10419 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10421 * function.c (assign_parm_remove_parallels): New.
10422 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10424 (assign_parm_setup_block): Do not handle them.
10425 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10426 assign_parm_remove_parallels.
10428 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10430 * c-typeck.c (convert_for_assignment): Use
10431 vector_targets_convertible_p.
10432 * c-common.c (vector_targets_convertible_p): New.
10433 * c-common.h (vector_targets_convertible_p): New prototype.
10434 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10435 opaque_p_V2SI_type_node.
10437 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10439 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10442 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10444 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10445 TFmode constants via two element DImode vector for hosts with
10446 HOST_BITS_PER_WIDE_INT < 64.
10447 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10448 also for HOST_BITS_PER_WIDE_INT < 64.
10450 2008-07-01 Richard Guenther <rguenther@suse.de>
10452 PR tree-optimization/36666
10453 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10454 (get_constraint_exp_from_ssa_var): Split into ...
10455 (get_constraint_exp_for_temp): ... this ...
10456 (get_constraint_for_ssa_var): ... and that.
10457 Return constraint expressions for all touched sub-fields
10458 if the results address is not taken.
10459 (process_constraint): Remove assertion that aggregate
10460 assignments do not happen at this place.
10461 (get_constraint_for_component_ref): Add address_p argument.
10462 Return constraint expressions for all touched sub-fields
10463 if the results address is not taken.
10464 (do_deref): Use get_constraint_exp_for_temp.
10465 (get_constraint_for_1): Rename from ...
10466 (get_constraint_for): ... this. Add the old function as wrapper.
10467 (do_structure_copy): Use get_constraint_for_1.
10469 2008-07-01 Martin Jambor <mjambor@suse.cz>
10471 * Makefile.in (tree-switch-conversion.o): Add.
10472 (OBJS-common): Add tree-swtch-conversion.o.
10473 * passes.c (init_optimization_passes): Add pass_convert_switch.
10474 * tree-pass.h: (pass_convert_switch): Add.
10475 * tree-switch-conversion.c: New file.
10476 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10477 * common.opt (ftree-cswtch): New option.
10478 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10479 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10480 * opts.c (decode_options): Set flag_tree_switch_conversion when
10481 optimization level is >= 2.
10482 * doc/invoke.texi (Optimize Options): Added description of
10483 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10485 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10487 * config/darwin-driver.c (darwin_default_min_version): Fix
10488 -Wc++-compat warnings.
10490 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10492 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10495 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10497 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10499 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10501 PR rtl-optimization/34744
10502 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10503 (df_scan_free_internal): Free data structures not
10504 allocated in storage pools.
10505 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10506 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10507 df_scan_free_mws_vec.
10508 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10511 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10513 * config/i386/i386.c (contains_aligned_value_p): Return true
10515 (ix86_function_arg_boundary): Return its natural boundary
10517 (return_in_memory_32): Don't check TDmode.
10518 (ix86_split_to_parts): Support splitting into 4 parts and
10519 support TFmode for 32bit target.
10520 (ix86_split_long_move): Support splitting into 4 parts.
10521 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10523 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10524 (ix86_init_builtins): Here.
10525 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10526 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10527 'q' and 'w', respectively.
10529 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10531 (movtf_internal): Likewise.
10532 (<code>tf2): Likewise.
10533 (*absnegtf2_sse): Likewise.
10534 (copysign<mode>3): Likewise.
10535 (copysign<mode>3_const): Likewise.
10536 (copysign<mode>3_var): Likewise.
10537 (define_split UNSPEC_COPYSIGN): Likewise.
10538 * config/i386/sse.md (*nandtf3): Likewise.
10539 (<code>tf3): Likewise.
10540 (*<code>tf3): Likewise.
10542 2008-06-30 Joey Ye <joey.ye@intel.com>
10543 H.J. Lu <hongjiu.lu@intel.com>
10545 * global.c (compute_regsets): Set frame_pointer_needed here.
10546 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10548 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10550 * doc/install.texi (specific): Expand Windows build notes.
10552 2008-06-30 Ira Rosen <irar@il.ibm.com>
10554 PR tree-optimization/36648
10555 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10556 number of prolog iterations by step. Fix the comment.
10558 2008-06-30 Richard Guenther <rguenther@suse.de>
10560 PR middle-end/36671
10561 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10562 handle calls from ECF_MALLOC functions.
10563 (handle_pure_call): ECF_MALLOC functions do not return
10565 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10567 2008-06-29 Andreas Schwab <schwab@suse.de>
10569 * config/m68k/m68k.c (print_operand): Always print a float
10571 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10572 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10575 * config/rs6000/x-linux64: Remove never used file.
10577 2008-06-29 Richard Guenther <rguenther@suse.de>
10579 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10581 (struct alias_info): Move ...
10582 * tree-ssa-alias.c: ... here.
10583 (update_alias_info): Declare.
10584 (compute_may_aliases): Call it.
10585 (update_alias_info): New function.
10586 * tree-ssa-structalias.c (update_alias_info): Move ...
10587 * tree-ssa-alias.c (update_alias_info_1): ... here.
10588 * tree-ssa-structalias.c (process_constraint_1): Remove
10589 unused from_call argument. Rename to ...
10590 (process_constraint): ... this. Delete old wrapper.
10591 (make_constraint_to): Adjust callers.
10592 (handle_const_call): Likewise.
10593 (handle_pure_call): Likewise.
10594 (init_base_vars): Likewise.
10595 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10596 (find_func_aliases): We don't need structure copies for
10598 (make_constraint_from_anything): Remove.
10599 (create_variable_info_for): For globals make constraints
10600 from escaped, not from anything.
10601 (compute_points_to_sets): Do not call update_alias_info.
10602 (ipa_pta_execute): Use make_constraint_from.
10604 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10606 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10607 (bitmap.o-warn, dominance.o-warn): New.
10608 * configure.ac (cxx_compat_warn): Delete.
10609 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10610 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10612 * configure: Regenerate.
10614 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10617 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10619 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10620 * df-scan.c (df_notes_rescan): Likewise.
10621 * ggc-page.c (set_page_table_entry): Likewise.
10622 * intl.c (gcc_gettext_width): Likewise.
10623 * varasm.c (get_unnamed_section, get_noswitch_section,
10624 get_section): Likewise.
10626 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10628 * regrename.c (build_def_use): Don't copy RTX.
10630 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10632 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10633 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10634 punctuation. Use @ref instead of @xref.
10635 (Function Names): Remove stray @display/@end display.
10636 (C++ Attributes): Use @ref instead of @xref.
10637 (Deprecated Features): Fix punctuation around @xref.
10638 (Backwards Compatibility): Likewise.
10639 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10641 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10643 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10644 constants for E500 double.
10646 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10648 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10649 element type of const_vector.
10651 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10653 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10654 Remove FLAGS_REG clobber from expander pattern.
10655 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10656 (anddi3, andsi3, andhi3, andqi3): Ditto.
10657 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10658 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10659 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10660 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10661 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10662 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10663 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10664 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10666 2008-06-28 Richard Guenther <rguenther@suse.de>
10668 * tree-ssa-structalias.c (callused_id, var_callused,
10669 callused_tree): Add.
10670 (handle_pure_call): New function.
10671 (find_func_aliases): Call it.
10672 (find_what_p_points_to): Handle the call-used set.
10673 (clobber_what_escaped): Likewise.
10674 (compute_call_used_vars): New function.
10675 (init_base_vars): Init the call-used variable.
10676 (do_sd_constraint): Do not propagate the solution from CALLUSED
10677 but use CALLUSED as a placeholder.
10678 (solve_graph): Likewise.
10679 * tree-flow-inline.h (gimple_call_used_vars): New function.
10680 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10681 (compute_call_used_vars): Declare.
10682 * tree-ssa-alias.c (set_initial_properties): Call
10683 compute_call_used_vars.
10684 (reset_alias_info): Clear call-used variables.
10685 (add_call_clobber_ops): Assert we are not called for const/pure
10686 functions. Remove handling of them.
10687 (add_call_read_ops): Handle pure functions by adding the
10688 call-used set of variables as VUSEs.
10689 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10690 (delete_tree_ssa): Free it.
10691 * tree-dfa.c (remove_referenced_var): Clear the var from the
10694 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10696 * tree.c (build_varargs_function_type_list): New.
10697 (build_function_type_list_1): New.
10698 (build_function_type_list): Use build_function_type_list_1.
10699 * tree.h (build_varargs_function_type_list): New.
10701 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10704 * config/spu/spu.c (spu_builtin_splats): Do not generate
10705 invalid CONST_VECTOR expressions.
10706 (spu_expand_vector_init): Likewise.
10708 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10710 * optabs.c (libfunc_decls): New variable.
10711 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10712 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10713 for the same function twice.
10715 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10717 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10718 ix86_expand_binary_operator directly.
10719 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10721 (*ashrti3_1): Ditto.
10722 (*lshrti3_1): Ditto.
10723 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10724 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10725 using only one splitter. Conditionaly execute splitter before or
10726 after peephole2 pass.
10727 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10728 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10729 Use only one alternative in asm template.
10730 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10732 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10733 "J" operand constraint for operand 2.
10734 (*ashldi3_cconly_rex64): Ditto.
10735 (*ashrdi3_cmp_rex64): Ditto.
10736 (*ashrdi3_cconly_rex64): Ditto.
10737 (*lshrdi3_cmp_rex64): Ditto.
10738 (*lshrdi3_cconly_rex64): Ditto.
10739 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10740 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10741 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10744 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10746 * gimplify.c (omp_is_private): Don't return true if decl is not
10747 already private on #pragma omp for or #pragma omp parallel for.
10750 * tree-cfg.c (struct move_stmt_d): Replace block field with
10751 orig_block and new_block fields.
10752 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10753 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10754 (move_block_to_fn): Replace vars_map and new_label_map arguments
10755 with struct move_stmt_d pointer.
10756 (replace_block_vars_by_duplicates): New function.
10757 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10758 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10759 all subblocks of ORIG_BLOCK to the new function. Call
10760 replace_block_vars_by_duplicates.
10761 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10762 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10763 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10764 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10765 (expand_omp): Temporarily set input_location to the location of
10766 region's controlling stmt.
10767 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10768 BIND_EXPR, push ctx->block_vars and gimplification vars into
10769 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10770 into dest function.
10771 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10772 there are any BLOCK_VARS.
10773 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10774 OMP_PARALLEL or OMP_TASK stmt.
10775 (lower_omp): Save and restore input_location around the lower_omp_1
10778 2008-06-27 Richard Guenther <rguenther@suse.de>
10780 PR tree-optimization/36400
10781 PR tree-optimization/36373
10782 PR tree-optimization/36344
10783 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10784 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10785 (update_alias_info): Remove call clobbering code.
10786 (make_constraint_to): New helper function.
10787 (make_escape_constraint): Likewise.
10788 (handle_rhs_call): Use it on all pointer containing arguments.
10789 Also mark the static chain escaped.
10790 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10791 instead of ANYTHING.
10792 (make_constraint_from): New helper split out from ...
10793 (make_constraint_from_anything): ... here.
10794 (find_func_aliases): Add constraints for escape sites.
10795 (intra_create_variable_infos): Make constraints from NONLOCAL
10797 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10799 (clobber_what_p_points_to): Remove.
10800 (clobber_what_escaped): New function.
10801 (init_base_vars): Init NONLOCAL and ESCAPED.
10802 (do_sd_constraint): Do not propagate the solution from ESCAPED
10803 but use ESCAPED as a placeholder.
10804 (solve_graph): Likewise.
10805 * tree-flow.h (clobber_what_p_points_to): Remove.
10806 (clobber_what_escaped): Declare.
10807 * tree-ssa-alias.c (set_initial_properties): Call it.
10808 Remove code clobbering escaped pointers.
10810 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10812 * function.c (allocate_struct_function): Only allocate a unique
10813 funcdef_no if the decl is nonzero.
10815 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10817 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10818 * config/mips/mips.c (mips_split_const_insns): New function.
10819 * config/mips/mips.md (move_type): New attribute.
10820 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10821 (dword_mode): New attribute.
10822 (type): Avoid long line. Map "move_type"s to "type"s,
10823 choosing "multi" for doubleword moves if appropriate.
10824 Swap MTC/MFC comments to match their declaration order.
10825 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10826 "type" is "branch" or "jal" is "direct".
10827 (length): Handle "extended_mips16" first. Make the default
10828 "0" for "ghost" instructions. Set the length from "move_type".
10829 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10830 of "type", with "sll0" for the register alternative. Remove the
10831 "extended_mips16" attribute.
10832 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10833 of "type", with "shift_shift" for the register alternative.
10834 Remove the "length" attribute.
10835 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10836 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10837 of "type", with "andi" for the register alternative.
10838 (*zero_extendqihi2): Likewise.
10839 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10840 of "andi" instead of a "type" of "arith".
10841 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10843 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10844 (mov_<store>r, *mov<mode>_ra): Likewise.
10845 (extendsidi2): Use "move_type" instead of "type", with "move"
10846 for the register alternative.
10847 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10848 of "type", with "signext" for the register alternative.
10849 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10850 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10851 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10852 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10853 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10854 (unnamed branch insn): Likewise.
10855 (*movdi_gp32_fp64): Fold into...
10856 (*movdi_32bit): ...here.
10857 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10858 (*movdf_hardfloat): ...this new pattern.
10859 (*movdf_softfloat): Remove redundant FPR alternatives.
10860 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10861 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10862 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10863 the "move" attribute.
10864 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10865 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10866 and "store" for COP loads and stores.
10867 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10868 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10869 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10870 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10871 (*movtf_mips16, *movv2sf): Likewise.
10872 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10873 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10874 (mfhc1<mode>): Use "move_type" instead of "move".
10875 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10876 (loadgp_blockage): Remove the "length" attribute.
10877 (blockage, set_got_version, update_got_version): Likewise.
10878 (call_internal): Remove the "extended_mips16" attribute.
10879 (call_value_internal, call_value_multiple_internal): Likewise.
10880 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10882 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10883 the "length" attribute.
10885 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10887 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10888 -Wcast-qual warnings.
10889 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10890 handle_pragma_pop_macro): Likewise.
10891 * collect2.c (resolve_lib_name): Likewise.
10892 * config/arc/arc.c (arc_init): Likewise.
10893 * config/arm/arm.c (neon_builtin_compare,
10894 locate_neon_builtin_icode): Likewise.
10895 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10896 * config/bfin/bfin.c (bfin_init_machine_status,
10897 bfin_optimize_loop): Likewise.
10898 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10899 * config/cris/cris.c (cris_init_expanders): Likewise.
10900 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10901 * config/darwin.c (machopic_indirection_eq,
10902 machopic_indirection_name, machopic_output_indirection): Likewise.
10903 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10904 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10905 frv_optimize_membar): Likewise.
10906 * config/i386/cygwin.h (mingw_scan,
10907 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10908 * config/i386/cygwin1.c (mingw_scan): Likewise.
10909 * config/i386/i386.c (machopic_output_stub): Likewise.
10910 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10911 i386_pe_unique_section): Likewise.
10912 * config/ia64/ia64.c (ia64_init_machine_status,
10913 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10915 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10916 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10917 * config/m68k/m68k.c (m68k_handle_option,
10918 m68k_sched_md_init_global): Likewise.
10919 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10920 mcore_unique_section): Likewise.
10921 * config/mips/mips.c (mips_block_move_straight,
10922 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10924 * config/mmix/mmix.c (mmix_init_machine_status,
10925 mmix_encode_section_info): Likewise.
10926 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10927 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10928 print_operand_address, output_toc, redefine_groups,
10929 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10930 * config/s390/s390.c (s390_init_machine_status): Likewise.
10931 * config/score/score.c (score_block_move_straight,
10932 score_block_move_loop_body): Likewise.
10933 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10934 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10935 * emit-rtl.c (find_auto_inc): Likewise.
10936 * gcc.c (translate_options, process_command): Likewise.
10937 * reorg.c (dbr_schedule): Likewise.
10938 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10939 * xcoffout.c (xcoffout_declare_function): Likewise.
10941 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10943 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10944 ipa-pta working again.
10946 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10948 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10951 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10953 * config.gcc (powerpc*-*-*): Add new core e500mc.
10954 * config/rs6000/e500mc.md: New file.
10955 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10957 (rs6000_override_options): Add e500mc case to
10958 processor_target_table. Altivec and Spe options not allowed
10959 with e500mc. Add isel instruction to e500mc by
10960 default. Initialize rs6000_cost for e500mc.
10961 (rs6000_issue_rate): Set issue rate for e500mc.
10962 * config/rs6000/rs6000.h (processor_type): Add
10963 PROCESSOR_PPCE500MC.
10964 (ASM_CPU_SPEC): Add e500mc.
10965 Set TARGET_ISEL to rs6000_isel.
10966 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10967 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10968 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10970 * doc/invoke.texi: Add e500mc to list of cpus.
10972 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10975 * c-lex.c (lex_charconst): Initialize unsignedp.
10977 2008-06-27 Olivier Hainque <hainque@adacore.com>
10979 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10980 documented assumptions.
10982 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10984 * dwarf2out.c: Remove trailing white spaces. Break long line
10987 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10989 * libfuncs.h (LTI_synchronize): New libfunc_index.
10990 (synchronize_libfunc): Declare.
10991 * builtins.c (expand_builtin_synchronize): Consider using
10992 synchronize_libfunc before falling back on an asm blockage.
10993 * config/mips/mips.c: Include libfuncs.h
10994 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10996 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10998 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10999 parameter. Copy stack_reg to r11 where appropriate.
11000 (no_global_regs_above): Add gpr parameter.
11001 (rs6000_stack_info): Only add padding for SPE save area if we
11002 are saving SPE GPRs and CR.
11003 (saveres_routine_syms): New variable.
11004 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11006 (rs6000_savres_routine_sym): New function.
11007 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11009 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11010 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11011 Tweak FPR out-of-line saving.
11012 (rs6000_make_savres_rtx): New function.
11013 (rs6000_use_multiple_p): New function.
11014 (rs6000_savres_strategy): New function.
11015 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11016 out-of-line if appropriate.
11017 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11018 if we are optimizing for size.
11019 (GP_SAVE_INLINE): Define.
11020 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11021 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11022 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11023 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11024 (*save_fpregs_<mode>): Add use of r11.
11025 (*restore_gpregs_<mode>): New insn.
11026 (*return_and_restore_gpregs_<mode>): New insn.
11027 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11029 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11030 (*restore_gpregs_spe): New insn.
11031 (*return_and_restore_gpregs_spe): New insn.
11032 * config/rs6000/predicates.md (save_world_operation): Fix check.
11034 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11036 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11037 this point, so assert that.
11039 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11041 * cfganal.c: Include vec.h and vecprim.h.
11042 (compute_idf): Import from...
11043 * tree-into-ssa (compute_idf): ...here.
11044 * basic-block.h (compute_idf): Export.
11046 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11048 * c-decl.c (merge_decls): Use !current_function_decl to check for
11049 extern declaration of C99 inline function being at file scope.
11051 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11053 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11055 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11057 * alias.c (record_alias_subset, init_alias_analysis): Fix
11058 -Wc++-compat and/or -Wcast-qual warnings.
11059 * attribs.c (lookup_attribute_spec): Likewise.
11060 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11061 copy_bb, connect_traces,
11062 find_rarely_executed_basic_blocks_and_cr): Likewise.
11063 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11064 note_btr_set, migrate_btr_defs): Likewise.
11065 * builtins.c (result_vector, expand_builtin_memcpy,
11066 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11067 builtin_memset_read_str, expand_builtin_printf,
11068 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11070 * caller-save.c (mark_set_regs): Likewise.
11071 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11072 * cgraph.c (cgraph_edge): Likewise.
11073 * combine.c (likely_spilled_retval_1): Likewise.
11074 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11075 htab_counts_entry_del, get_coverage_counts): Likewise.
11076 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11077 new_cselib_val): Likewise.
11078 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11079 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11081 * df-core.c (df_compact_blocks): Likewise.
11082 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11083 * df-scan.c (df_grow_reg_info, df_ref_create,
11084 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11085 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11086 df_record_entry_block_defs, df_record_exit_block_uses,
11087 df_bb_verify): Likewise.
11088 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11089 DF_REF_EXTRACT_MODE_CONST): New.
11090 * dominance.c (get_immediate_dominator, get_dominated_by,
11091 nearest_common_dominator, root_of_dom_tree,
11092 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11093 -Wc++-compat and/or -Wcast-qual warnings.
11094 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11095 record_store, replace_read, check_mem_read_rtx, scan_insn,
11096 dse_step1, dse_record_singleton_alias_set): Likewise.
11097 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11099 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11101 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11102 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11103 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11104 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11105 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11106 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11107 file_name_acquire, output_file_names, add_const_value_attribute,
11108 premark_used_types_helper, file_table_eq, file_table_hash,
11109 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11110 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11111 -Wcast-qual warnings.
11112 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11113 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11114 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11115 gen_reg_rtx, start_sequence, init_emit): Likewise.
11116 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11117 * except.c (init_eh_for_function, gen_eh_region,
11118 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11119 arh_to_landing_pad, arh_to_label, add_action_record,
11120 add_call_site, switch_to_exception_section): Likewise.
11121 * expmed.c (synth_mult): Likewise.
11122 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11123 store_expr): Likewise.
11124 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11126 * function.c (assign_stack_temp_for_type,
11127 allocate_struct_function, match_asm_constraints_1): Likewise.
11128 * gcov-io.c (gcov_allocate): Likewise.
11129 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11130 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11131 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11132 record_one_set, insert_expr_in_table, insert_set_in_table,
11133 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11134 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11135 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11136 -Wcast-qual warnings.
11138 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11140 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11141 -Wcast-qual warnings.
11142 * gcc.c (process_command): Likewise.
11143 * genattrtab.c (oballoc): Use XOBNEW.
11144 (oballocvec): Define.
11145 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11146 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11147 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11148 -Wc++-compat and/or -Wcast-qual warnings.
11149 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11150 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11151 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11152 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11153 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11154 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11155 add_excls, process_presence_absence_names,
11156 process_presence_absence_patterns, add_presence_absence,
11157 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11158 get_free_state, add_arc, get_free_automata_list_el,
11159 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11160 transform_3, cache_presence, create_ainsns, create_automata,
11161 create_state_ainsn_table, dfa_insn_code_enlarge,
11162 output_trans_func, output_min_issue_delay_func,
11163 output_dead_lock_func, output_reset_func,
11164 output_get_cpu_unit_code_func, output_dfa_start_func,
11165 expand_automata): Likewise.
11166 * genextract.c (gen_insn): Likewise.
11167 * gengtype-lex.l: Likewise.
11168 * gengtype.c (read_input_list, adjust_field_type,
11169 process_gc_options): Likewise.
11170 * genoutput.c (note_constraint): Likewise.
11171 * genpreds.c (mangle, add_constraint): Likewise.
11172 * genrecog.c (process_define_predicate, new_decision,
11173 add_to_sequence): Likewise.
11174 * gensupport.c (record_insn_name): Likewise.
11176 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11178 * config/i386/driver-i386.c (detect_caches_amd,
11179 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11180 and/or -Wcast-qual warnings.
11181 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11182 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11183 gt_pch_save): Likewise.
11184 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11185 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11186 * global.c (compute_regsets): Likewise.
11187 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11188 finish_graph_dump_file): Likewise.
11189 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11190 unlink_bb_notes): Likewise.
11191 * integrate.c (get_hard_reg_initial_val): Likewise.
11192 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11193 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11194 * local-alloc.c (update_equiv_regs): Likewise.
11195 * loop-invariant.c (check_invariant_table_size,
11196 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11198 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11199 altered_reg_used, mark_altered): Likewise.
11200 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11201 insert_var_expansion_initialization,
11202 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11203 release_var_copies): Likewise.
11204 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11205 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11206 analyze_accesses_for_phi_node, check_var_notmodified_p,
11207 check_allocation_function, find_sites_in_func,
11208 record_all_accesses_in_func, transform_access_sites,
11209 transform_allocation_sites): Likewise.
11210 * omp-low.c (new_omp_region, create_omp_child_function_name,
11211 check_omp_nesting_restrictions, check_combined_parallel,
11212 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11213 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11214 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11215 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11217 * opts-common.c (prune_options): Likewise.
11218 * opts.c (add_input_filename, print_filtered_help,
11219 get_option_state): Likewise.
11220 * params.c (add_params): Likewise.
11221 * passes.c (set_pass_for_id, next_pass_1,
11222 do_per_function_toporder, pass_fini_dump_file): Likewise.
11223 * postreload.c (reload_cse_simplify_operands): Likewise.
11224 * predict.c (tree_predicted_by_p, tree_predict_edge,
11225 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11227 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11229 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11231 * recog.c (check_asm_operands, validate_change_1): Likewise.
11232 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11233 subst_asm_stack_regs): Likewise.
11234 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11235 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11236 * regmove.c (reg_is_remote_constant_p): Likewise.
11237 * regrename.c (regrename_optimize, scan_rtx_reg,
11238 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11240 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11241 regstat_compute_calls_crossed): Likewise.
11242 * reload1.c (init_reload, new_insn_chain,
11243 has_nonexceptional_receiver, reload, copy_reloads,
11244 calculate_needs_all_insns, init_elim_table): Likewise.
11245 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11246 * rtl.c (shallow_copy_rtx_stat): Likewise.
11247 * rtlanal.c (parms_set): Likewise.
11248 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11249 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11250 * sched-ebb.c (earliest_block_with_similiar_load,
11251 add_deps_for_risky_insns): Likewise.
11252 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11253 schedule_region): Likewise.
11254 * see.c (eq_descriptor_pre_extension,
11255 hash_descriptor_pre_extension, hash_del_pre_extension,
11256 eq_descriptor_properties, hash_descriptor_properties,
11257 hash_del_properties, see_seek_pre_extension_expr,
11258 see_initialize_data_structures, see_print_register_properties,
11259 see_print_pre_extension_expr, see_delete_merged_def_extension,
11260 see_delete_unmerged_def_extension, see_emit_use_extension,
11261 see_pre_delete_extension, see_map_extension, see_commit_changes,
11262 see_analyze_merged_def_local_prop,
11263 see_analyze_merged_def_local_prop,
11264 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11265 see_set_prop_merged_def, see_set_prop_unmerged_def,
11266 see_set_prop_unmerged_use, see_print_one_extension,
11267 see_merge_one_use_extension, see_merge_one_def_extension,
11268 see_store_reference_and_extension, see_update_uses_relevancy,
11269 see_update_defs_relevancy): Likewise.
11270 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11271 hash_statistics_free, curr_statistics_hash): Likewise.
11272 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11273 expand_asm_operands, expand_return, case_bit_test_cmp,
11274 expand_case): Likewise.
11275 * stor-layout.c (start_record_layout): Likewise.
11276 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11277 gt_pch_save_stringpool): Likewise.
11278 * tree-data-ref.c (hash_stmt_vertex_info,
11279 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11280 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11282 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11285 * config/i386/i386.md : Change constraints of HImode and QImode
11286 immediate operands from "i" to "n". Change SImode "ni" constraint to
11287 "i" and SImode "rmi" constraint to "g". Remove all constraints
11288 from const0_operand and const1_operand predicated operands.
11289 (i): Change QImode and HImode attribute from "i" to "n".
11290 (*subqi_2): Change HImode operands to QImode.
11293 2008-06-25 Olivier Hainque <hainque@adacore.com>
11295 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11298 2008-06-25 Richard Guenther <rguenther@suse.de>
11300 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11301 not overflow the result type.
11303 2008-06-25 Richard Guenther <rguenther@suse.de>
11305 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11306 (vn_lookup): Likewise.
11308 2008-06-25 Richard Guenther <rguenther@suse.de>
11310 PR tree-optimization/35518
11311 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11312 * tree-sra.c (instantiate_element): Use fold_build3 to build
11314 (try_instantiate_multiple_fields): Likewise.
11316 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11318 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11321 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11323 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11324 use_backchain_to_restore_sp to true
11325 if the offset of the link register save area would go over the 32k - 1
11326 offset limit of the load
11329 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11331 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11332 anchor for the type-punning blurb. Cross-reference "Structures
11333 unions enumerations and bit-fields implementation". Provide a
11334 cast-through-pointer example. Make final sentence self-contained.
11335 * doc/implement-c.texi (Structures unions enumerations and
11336 bit-fields implementation): Cross-reference the type-punning blurb
11337 in the -fstrict-aliasing documentation.
11339 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11341 PR middle-end/36594
11342 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11343 the memory instead of the memory itself for the save area.
11345 2008-06-24 Olivier Hainque <hainque@adacore.com>
11346 Nicolas Roche <roche@adacore.com>
11348 * gengtype.c (srcdir_len): size_t instead of int.
11349 (get_file_realbasename): New function. For F a filename, the real
11350 basename of F, with all the path components stripped.
11351 (get_file_srcdir_relative_path): New function. For F a filename, the
11352 relative path to F from $(srcdir).
11353 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11354 get_file_realbasename. Adjust the head comment.
11355 (get_prefix_langdir_index): New function. For F a filename, return the
11356 lang_dir_names[] relative index of the language directory that is
11358 (get_file_langdir): For F a filename, return the name of the language
11359 directory where F is located.
11360 (get_file_gtfilename): New function. The gt- output file name for an
11362 (get_output_file_with_visibility): Replace in-line computations with
11363 uses of get_file_gtfilename and get_prefix_langdir_index.
11364 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11366 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11368 PR tree-optimization/36504
11369 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11370 references without base address.
11372 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11374 PR middle-end/36584
11375 * calls.c (expand_call): Increase alignment for recursive functions.
11377 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11379 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11380 (TARGET_FUNCTION_VALUE): New define.
11381 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11382 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11384 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11386 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11387 (fmod<mode>3): Ditto.
11388 (remainderxf3): Ditto.
11389 (remainder<mode>3): Ditto.
11391 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11394 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11395 REG is a hard register.
11397 PR tree-optimization/36508
11398 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11399 499, don't check it at all in release compilers.
11401 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11403 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11404 together with SSE_TARGET_MATH to disable insn pattern.
11405 (*fop_<MODEF:mode>_2_i387): Ditto.
11406 (*fop_<MODEF:mode>_3_i387): Ditto.
11408 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11410 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11412 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11414 PR middle-end/34906
11415 * gimplify.c (gimplify_asm_expr): Check the return code of
11416 parse_output_constraint call, set function return and is_inout
11417 value if it failed.
11419 2008-06-22 Ian Lance Taylor <iant@google.com>
11421 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11422 (narrowest_signed_type): Likewise.
11423 * c-typeck.c (c_common_type): Change local variable mclass to enum
11425 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11426 tcc_comparison, not the tree code itself.
11427 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11428 (c_expand_expr): Cast modifier to enum expand_modifier.
11429 * c-common.h (C_RID_CODE): Add casts.
11430 (C_SET_RID_CODE): Define.
11431 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11432 (c_lex_one_token): Add cast to avoid warning.
11433 (c_parser_objc_type_name): Rename local typename to type_name.
11434 (check_no_duplicate_clause): Change code parameter to enum
11436 (c_parser_omp_var_list_parens): Change kind parameter to enum
11438 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11439 c_parser_omp_list_var_parens.
11440 (c_parser_omp_threadprivate): Likewise.
11441 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11442 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11443 * c-format.c (NO_FMT): Define.
11444 (printf_length_specs): Use NO_FMT.
11445 (asm_fprintf_length_specs): Likewise.
11446 (gcc_diag_length_specs): Likewise.
11447 (scanf_length_specs): Likewise.
11448 (strfmon_length_specs): Likewise.
11449 (gcc_gfc_length_specs): Likewise.
11450 (printf_flag_specs): Change 0 to STD_C89.
11451 (asm_fprintf_flag_specs): Likewise.
11452 (gcc_diag_flag_specs): Likewise.
11453 (gcc_cxxdiag_flag_specs): Likewise.
11454 (scanf_flag_specs): Likewise.
11455 (strftime_flag_specs): Likewise.
11456 (strfmon_flag_specs): Likewise.
11457 (print_char_table): Likewise.
11458 (asm_fprintf_char_table): Likewise.
11459 (gcc_diag_char_table): Likewise.
11460 (gcc_tdiag_char_table): Likewise.
11461 (gcc_cdiag_char_table): Likewise.
11462 (gcc_cxxdiag_char_table): Likewise.
11463 (gcc_gfc_char_table): Likewise.
11464 (scan_char_table): Likewise.
11465 (time_char_table): Likewis.
11466 (monetary_char_table): Likewise.
11467 * c-format.h (BADLEN): Likewise.
11469 2008-06-21 Ian Lance Taylor <iant@google.com>
11471 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11472 Define END_OF_BASE_TREE_CODES around inclusion.
11473 * tree.c (tree_code_type): New global array.
11474 (tree_code_length, tree_code_name): Likewise.
11475 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11476 $(lang_tree_files).
11477 (all-tree.def, s-alltree): New targets.
11478 (gencheck.h, s-gencheck): Remove.
11479 (tree.o): Depend upon all-tree.def.
11480 (build/gencheck.o): Remove gencheck.h dependency.
11481 (mostlyclean): Don't remove gencheck.h.
11482 * c-common.h (enum c_tree_code): Remove.
11483 * c-lang.c (tree_code_type): Remove.
11484 (tree_code_length, tree_code_name): Remove.
11485 * gencheck.c (tree_codes): Include all-tree.def, rather than
11486 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11488 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11490 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11491 (operator_name_info): Size to MAX_TREE_CODES.
11492 (assignment_operator_name_info): Likewise.
11493 * cp/cp-lang.c (tree_code_type): Remove.
11494 (tree_code_length, tree_code_name): Remove.
11495 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11496 (assignment_operator_name_info): Likewise.
11497 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11499 * cp/mangle.c (write_expression): Likewise.
11500 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11501 * fortran/f95-lang.c (tree_code_type): Remove.
11502 (tree_code_length, tree_code_name): Remove.
11503 * java/java-tree.h (enum java_tree_code): Remove.
11504 * java/lang.c (tree_code_type): Remove.
11505 (tree_code_length, tree_code_name): Remove.
11506 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11507 * objc/objc-act.h (enum objc_tree_code): Remove.
11508 * objc/objc-lang.c (tree_code_type): Remove.
11509 (tree_code_length, tree_code_name): Remove.
11510 * objcp/objcp-lang.c (tree_code_type): Remove.
11511 (tree_code_length, tree_code_name): Remove.
11512 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11513 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11514 * ada/misc.c (tree_code_type): Remove.
11515 (tree_code_length, tree_code_name): Remove.
11517 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11519 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11520 the grand_bitmap_obstack.
11522 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11524 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11525 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11526 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11527 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11528 move_stmt_r, new_label_mapper): Likewise.
11529 * tree-complex.c (cvc_lookup): Likewise.
11530 * tree-dfa.c (create_function_ann): Likewise.
11531 * tree-dump.c (dump_register): Likewise.
11532 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11533 find_phi_replacement_condition): Likewise.
11534 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11535 tree_function_versioning): Likewise.
11536 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11537 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11538 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11539 get_nonlocal_debug_decl, convert_nonlocal_reference,
11540 convert_nonlocal_omp_clauses, get_local_debug_decl,
11541 convert_local_reference, convert_local_omp_clauses,
11542 convert_nl_goto_reference, convert_nl_goto_receiver,
11543 convert_tramp_reference, convert_call_expr): Likewise.
11544 * tree-outof-ssa.c (contains_tree_r): Likewise.
11545 * tree-parloops.c (reduction_phi, initialize_reductions,
11546 eliminate_local_variables_1, add_field_for_reduction,
11547 add_field_for_name, create_phi_for_local_result,
11548 create_call_for_reduction_1, create_loads_for_reductions,
11549 create_stores_for_reduction, create_loads_and_stores_for_name):
11551 * tree-phinodes.c (allocate_phi_node): Likewise.
11552 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11553 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11554 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11555 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11556 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11557 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11558 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11559 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11560 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11561 vn_nary_op_insert): Likewise.
11562 * tree-ssa.c (redirect_edge_var_map_add,
11563 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11564 * tree-vectorizer.c (vectorize_loops): Likewise.
11565 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11566 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11567 tree_cons_stat, build1_stat, build_variant_type_copy,
11568 decl_init_priority_lookup, decl_fini_priority_lookup,
11569 decl_priority_info, decl_restrict_base_lookup,
11570 decl_restrict_base_insert, decl_debug_expr_lookup,
11571 decl_debug_expr_insert, decl_value_expr_lookup,
11572 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11573 type_hash_add, get_file_function_name, tree_check_failed,
11574 tree_not_check_failed, tree_range_check_failed,
11575 omp_clause_range_check_failed, build_omp_clause,
11576 build_vl_exp_stat): Likewise.
11577 * value-prof.c (gimple_histogram_value,
11578 gimple_duplicate_stmt_histograms): Likewise.
11579 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11580 unshare_variable, variable_union_info_cmp_pos, variable_union,
11581 dataflow_set_different_1, dataflow_set_different_2,
11582 vt_find_locations, variable_was_changed, set_variable_part,
11583 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11584 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11585 section_entry_hash, object_block_entry_eq,
11586 object_block_entry_hash, create_block_symbol,
11587 initialize_cold_section_name, default_function_rodata_section,
11588 strip_reg_name, set_user_assembler_name, const_desc_eq,
11589 build_constant_desc, output_constant_def, lookup_constant_def,
11590 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11591 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11592 default_internal_label): Likewise.
11593 * varray.c (varray_init, varray_grow): Likewise.
11594 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11596 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11598 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11599 operators for "test" insn. Macroize insn using SWI mode macro.
11600 (*jcc_fused_2): Ditto.
11601 (*jcc_fused_3): Macroize insn using SWI mode macro.
11602 (*jcc_fused_4): Ditto.
11604 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11606 * tree-ssa-pre.c: Fix typo in comment.
11607 (init_antic, fini_antic): Add explicit funtions for
11608 initializing and deinitializing ANTIC and AVAIL sets.
11609 (create_expression_by_pieces): Fix typo in comment.
11610 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11611 (execute_pre): Eventually dump details about ANTIC_IN.
11613 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11615 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11616 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11617 add_to_obstack, file_at_path, find_a_file, execute,
11618 add_preprocessor_option, add_assembler_option, add_linker_option,
11619 process_command, insert_wrapper, do_option_spec, do_self_spec,
11620 spec_path, do_spec_1, is_directory, main, used_arg,
11621 getenv_spec_function): Likewise.
11622 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11623 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11626 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11628 * doc/rtl.texi: Updated subreg section.
11630 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11633 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11634 node->needed and node->reachable.
11635 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11636 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11637 (expand_task_call): Don't call expand_task_copyfn.
11638 (expand_task_copyfn): Renamed to...
11639 (finalize_task_copyfn): ... this.
11641 2008-06-19 Jan Hubicka <jh@suse.cz>
11643 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11644 clobbering framepointer.
11646 2008-06-19 Jan Hubicka <jh@suse.cz>
11648 * tree-optimize.c (execute_early_local_optimizations): Set
11649 cgraph_state only at first invocation.
11651 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11653 * system.h (-Wc++-compat): Activate as a warning, no an error.
11655 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11657 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11658 instead of "#" in insn asm template.
11659 (*jcc_fused_2): Ditto.
11661 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11663 * config/i386/i386.h (ix86_tune_indices)
11664 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11665 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11666 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11667 (*jcc_fused_2): Ditto.
11668 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11669 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11670 (print operand): Handle 'E' and 'e' code.
11672 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11674 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11675 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11676 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11678 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11680 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11682 (cgraph_expand_function): Use local copy of decl.
11683 (cgraph_expand_all_functions): Remove redundant initialization of
11685 (cgraph_optimize): Reword internal_error message.
11687 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11689 * arm-protos.h (arm_return_in_memory): Remove public
11690 arm_return_in_memory() prototype.
11691 * arm.c (arm_return_in_memory): Add static prototype, add target
11692 hook macro, change definition and comments.
11693 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11695 2008-06-19 Ben Elliston <bje@au.ibm.com>
11697 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11698 real.c: Remove references to IEEE 754R.
11699 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11700 * doc/libgcc.texi (Decimal float library routines): Likewise.
11702 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11704 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11705 (default_unwind_word_mode): Add prototype.
11706 * targhooks.c (default_unwind_word_mode): New function.
11707 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11708 instead of word_mode.
11709 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11710 (TARGET_INITIALIZER): Use it.
11712 * c-common.c (handle_mode_attribute): Support "unwind_word"
11714 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11716 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11717 word_mode to access SjLj_Function_Context member "data".
11718 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11719 conversion from targetm.eh_return_filter_mode () to
11720 targetm.unwind_word_mode () if they differ.
11722 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11723 (BT_FN_UNWINDWORD_PTR): New function type.
11724 (BT_FN_WORD_PTR): Remove.
11725 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11726 * except.c (expand_builtin_extend_pointer): Convert pointer to
11727 targetm.unwind_word_mode () instead of word_mode.
11729 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11730 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11731 (spu_unwind_word_mode): New function.
11732 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11733 (TARGET_UNWIND_WORD_MODE): Define.
11734 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11736 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11738 * config/spu/spu.c (reg_align): Remove.
11739 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11740 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11741 (spu_split_store): Likewise.
11743 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11745 * gcc/tree-vn.c: Fix typo in comment.
11747 2008-06-18 Jan Hubicka <jh@suse.cz>
11749 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11750 toplevel reorder too.
11752 2008-06-18 Jan Hubicka <jh@suse.cz>
11754 * c-opts.c (c_common_post_options): PCH is not compatible with
11756 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11757 -fno-toplevel-reorder by default now.
11759 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11761 PR documentation/30739
11762 * doc/install.texi (Prerequisites): Document dependency on awk.
11764 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11765 Ian Lance Taylor <iant@google.com>
11767 PR rtl-optimization/35604
11768 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11769 only want to change jump destinations, not eventual label comparisons.
11771 2008-06-16 Jan Hubicka <jh@suse.cz>
11773 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11775 (cgraph_analyze_function): Likewise.
11777 2008-06-16 Jan Hubicka <jh@suse.cz>
11779 * cgraph.h (cgraph_mark_if_needed): New function.
11780 * cgraphunit.c (cgraph_mark_if_needed): New function.
11781 * c-decl.c (duplicate_decl): Use it.
11783 2008-06-16 Jan Hubicka <jh@suse.cz>
11785 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11788 2008-06-16 Jan Hubicka <jh@suse.cz>
11790 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11792 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11793 Kazu Hirata <kazu@codesourcery.com>
11794 Maxim Kuvyrkov <maxim@codesourcery.com
11796 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11797 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11798 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11799 EXTRA_SPEC_FUNCTIONS.
11800 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11801 (DRIVER_SELF_SPECS): Adjust.
11802 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11803 * config/mips/st.h, config/mips/t-st: New.
11804 * config/mips/driver-native.c, config/mips/x-native: New.
11805 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11808 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11810 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11812 (ISA_HAS_FP_CONDMOVE): New macro.
11813 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11814 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11815 (ISA_HAS_NMADD3_NMSUB3): New macro.
11816 * config/mips/mips.c (mips_rtx_costs): Update.
11817 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11818 compiling for ST Loongson 2E/2F.
11819 (madd<mode>): Rename to madd4<mode>. Update.
11820 (madd3<mode>): New pattern.
11821 (msub<mode>): Rename to msub4<mode>. Update.
11822 (msub3<mode>): New pattern.
11823 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11824 (nmadd3<mode>): New pattern.
11825 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11826 (nmadd3<mode>_fastmath): New pattern.
11827 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11828 (nmsub3<mode>): New pattern.
11829 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11830 (nmsub3<mode>_fastmath): New pattern.
11831 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11833 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11835 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11836 (DF_REF_INSN_INFO): New.
11837 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11838 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11839 with a NULL DF_REF_INSN_INFO.
11840 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11842 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11843 DF_INSN_INFO_EQ_USES): New.
11844 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11845 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11846 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11847 * df-core.c: Update comment for above changes.
11848 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11849 DF_INSN_UID_* macros.
11850 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11851 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11852 insn rtx. Update all callers.
11853 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11854 df_ref_create_structure, df_insn_refs_collect): Likewise.
11855 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11856 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11857 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11858 macros to access the insn refs.
11859 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11860 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11861 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11862 for accessing the refs.
11863 (try_fwprop_subst): Likewise.
11864 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11865 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11866 for accessing the refs.
11867 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11868 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11869 to look at the insn refs.
11870 (record_uses): Likewise.
11871 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11873 (mark_artificial_uses): Don't mark_insn for artificial refs.
11874 (mark_reg_rependencies): Likewise.
11876 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11878 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11880 * configure: Regenerate.
11882 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11884 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11885 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11886 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11888 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11890 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11891 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11892 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11894 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11896 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11897 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11898 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11900 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11902 * tree-ssa-sccvn.c: Fix format of comments.
11904 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11906 * cgraph.c: Remove unneeded forward declarations of eq_node()
11909 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11911 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11913 (see_update_relevancy): Likewise.
11914 * fwprop.c (try_fwprop_subst): Likewise.
11915 * rtlanal.c (noop_move_p): Likewise.
11916 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11917 notes to non-existing libcall blocks.
11918 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11920 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11921 (dead_libcall_p): Remove.
11922 (delete_trivially_dead_insns): Don't use it.
11923 * web.c (union_defs): Remove comment about keeping nops.
11924 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11925 (compute_hash_table_work): Don't track libcall notes.
11926 (do_local_cprop): Don't take libcall pointers. Don't update
11928 (adjust_libcall_notes): Deleted.
11929 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11930 ever have existed in the first place).
11931 (replace_store_insn): Don't try to remove libcall notes.
11932 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11933 (resolve_reg_notes): Don't call them.
11934 (resolve_simple_move): Likewise.
11935 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11936 Don't remove REG_RETVAL notes.
11937 * emit-rtl.c (try_split): Don't update libcall notes.
11938 (emit_copy_of_insn_after): Dito.
11939 * cselib.c (cselib_current_insn_in_libcall): Remove.
11940 (cselib_process_insn): Don't set/clear it.
11941 (new_elt_loc_list): Don't record it.
11942 (cselib_init): Don't initialize it.
11943 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11944 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11946 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11947 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11948 (init_deps): Don't initialize it.
11949 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11950 * combine.c (delete_noop_moves): Don't update libcall notes.
11951 (can_combine_p): Remove now pointless #if 0 block.
11952 (try_combine): Remove another obsolete #if 0 block.
11953 (distribute_notes): Don't distribute libcall notes.
11954 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11955 * dce.c (libcall_dead_p): Remove.
11956 (delete_unmarked_insns): Don't handle libcall blocks.
11957 (preserve_libcall_for_dce): Remove.
11958 (prescan_insns_for_dce): Don't special-case libcall block insns.
11959 * reload1 (reload): Don't handle libcall notes.
11960 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11963 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11965 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11966 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11967 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11969 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11971 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11972 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11973 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11975 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11977 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11979 2008-06-16 Ira Rosen <irar@il.ibm.com>
11981 PR tree-optimization/36493
11982 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11983 the arguments list. Use VECTYPE to create vector pointer.
11984 (vectorizable_store): Fail if accesses through a pointer to vectype
11985 do not alias the original memory reference operands.
11986 Call vect_create_data_ref_ptr without the removed argument.
11987 (vectorizable_load): Likewise.
11988 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11991 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11994 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11995 reg_equiv_constant.
11997 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11999 * config/mips/loongson2ef.md: New file.
12000 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12001 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12002 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12003 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12004 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12006 (loongson2ef.md): New include.
12007 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12008 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12009 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12010 (loongson_gt_<mode>, loongson_extract_halfword)
12011 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12012 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12013 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12014 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12015 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12016 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12017 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12018 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12019 (vec_interleave_low<mode>): Define type attribute.
12020 * config/mips/mips.c (mips_ls2): New static variable.
12021 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12022 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12023 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12024 Implement target scheduling hooks.
12025 (mips_multipass_dfa_lookahead): Update to handle tuning for
12027 (mips_sched_init): Initialize data for Loongson scheduling.
12028 (mips_ls2_variable_issue): New static function.
12029 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12031 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12032 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12033 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12034 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12035 Handle ST Loongson 2E/2F cores.
12036 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12038 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12040 * omp-low.c (extract_omp_for_data): Fix comment typo.
12043 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12045 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12046 FIXME note about gcc/config.guess.
12047 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12048 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12049 * doc/cppopts.texi: Likewise.
12050 * doc/extend.texi: Likewise.
12051 * doc/gcc.texi: Likewise.
12052 * doc/gccint.texi: Likewise.
12053 * doc/gcov.texi: Likewise.
12054 * doc/gty.texi: Likewise.
12055 * doc/hostconfig.texi: Likewise.
12056 * doc/install.texi: Likewise.
12057 * doc/invoke.texi: Likewise.
12058 * doc/loop.texi: Likewise.
12059 * doc/makefile.texi: Likewise.
12060 * doc/md.texi: Likewise.
12061 * doc/passes.texi: Likewise.
12062 * doc/tm.texi: Likewise.
12063 * doc/tree-ssa.texi: Likewise.
12064 * doc/trouble.texi: Likewise.
12066 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12067 Nathan Sidwell <nathan@codesourcery.com>
12068 Maxim Kuvyrkov <maxim@codesourcery.com>
12069 Richard Sandiford <rdsandiford@googlemail.com>
12071 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12072 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12073 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12075 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12076 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12077 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12079 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12080 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12081 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12082 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12083 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12084 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12085 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12086 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12087 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12088 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12089 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12090 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12091 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12092 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12093 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12094 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12095 (mips_builtins): Add Loongson builtins.
12096 (mips_loongson_2ef_bdesc): New.
12097 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12098 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12099 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12100 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12102 (mips_expand_vector_init): New.
12103 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12104 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12106 * config/mips/mips.md: Add unspec numbers for Loongson
12107 builtins. Include loongson.md.
12108 (MOVE64): Include Loongson vector modes.
12109 (SPLITF): Include Loongson vector modes.
12110 (HALFMODE): Handle Loongson vector modes.
12111 * config/mips/loongson.md: New.
12112 * config/mips/loongson.h: New.
12113 * config.gcc: Add loongson.h header for mips*-*-* targets.
12114 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12116 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12118 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12119 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12120 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12121 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12122 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12123 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12124 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12125 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12126 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12127 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12128 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12129 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12130 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12131 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12132 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12133 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12134 Remove use_fixproto=yes.
12135 (ia64*-*-hpux*): Remove comment about using fixproto.
12136 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12138 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12140 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12142 * configure: Regenerate.
12144 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12146 PR middle-end/36520
12147 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12148 before evaluating it.
12150 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12153 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12154 nested inline functions.
12155 (start_decl, start_function): Don't invert DECL_EXTERNAL
12156 for nested inline functions.
12158 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12160 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12161 splits that must be made for correctness.
12163 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12165 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12166 (AVAIL_NON_MIPS16): Likewise.
12167 (mips_builtin_description): Replace target_flags with a predicate.
12168 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12169 (dspr2_32): New availability predicates.
12170 (MIPS_BUILTIN): New macro.
12171 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12172 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12173 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12174 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12175 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12176 (mips_dsp_32only_bdesc): Merge into...
12177 (mips_builtins): ...this new array.
12178 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12179 (mips_init_builtins): Update after above changes.
12180 (mips_expand_builtin_1): Merge into...
12181 (mips_expand_builtin): ...here and update after above changes.
12183 2008-06-12 Paul Brook <paul@codesourcery.com>
12185 * longlong.h (__arm__): Define count_leading_zeros.
12186 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12187 (clzsi2, clzdi2): New functions.
12188 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12189 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12190 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12191 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12192 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12193 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12194 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12195 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12196 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12197 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12199 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12201 * config/m68k/m68k.c (m68k_tune_flags): New.
12202 (override_options): Compute m68k_tune_flags.
12203 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12204 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12206 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12208 PR middle-end/36506
12209 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12211 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12213 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12214 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12216 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12218 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12219 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12221 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12223 PR middle-end/36506
12224 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12227 2008-06-12 Richard Guenther <rguenther@suse.de>
12229 PR tree-optimization/36345
12230 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12231 add memory_tag_needed flag.
12232 (may_alias_p): Declare.
12233 * tree-ssa-alias.c (may_alias_p): Export.
12234 (set_initial_properties): Use memory_tag_needed flag.
12235 (update_reference_counts): Likewise.
12236 (reset_alias_info): Reset memory_tag_needed flag.
12237 (create_name_tags): Check memory_tag_needed flag.
12238 (dump_points_to_info_for): Dump it.
12239 * tree-ssa-structalias.c (struct variable_info): Remove
12240 directly_dereferenced flag.
12241 (new_var_info): Do not initialize it.
12242 (process_constraint_1): Do not set it.
12243 (update_alias_info): Set is_dereferenced flag.
12244 (set_uids_in_ptset): Use may_alias_p.
12245 (set_used_smts): Check memory_tag_needed flag.
12246 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12247 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12248 memory_tag_needed flag.
12249 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12250 from broken design.
12252 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12254 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12255 red zone for w64 abi.
12256 (ix86_expand_prologue): Likewise.
12257 (ix86_force_to_memory): Likewise.
12258 (ix86_free_from_memory): Likewise.
12260 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12263 * config/rs6000/rs6000.c (rs6000_override_options): Set
12264 rs6000_isel conditionally to the absence of comand line override.
12265 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12266 Remove duplicate rs6000_isel setting.
12267 * config/rs6000/eabispe.h: Ditto.
12269 2008-06-11 Richard Guenther <rguenther@suse.de>
12271 * alias.c (get_alias_set): Use the element alias-set for arrays.
12272 (record_component_aliases): For arrays and vectors do nothing.
12273 * c-common.c (strict_aliasing_warning): Handle the cases
12274 of alias set zero explicitly.
12275 * Makefile.in (dfp.o-warn): Add -Wno-error.
12277 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12279 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12281 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12282 tune_32 tune_64 to supported_defaults. Allow values not
12283 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12284 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12285 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12286 with_cpu_64 to generic for 64-bit-supporting configurations, not
12287 with_cpu. Remove FIXMEs.
12288 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12289 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12290 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12291 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12292 arch_32 and arch_64.
12294 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12295 Olivier Hainque <hainque@adacore.com>
12297 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12298 Use DECL_SIZE_UNIT to retrieve the size of the field.
12300 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12302 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12303 with function calls after declarations. Lay out
12304 neon_float_type_node before further use.
12306 2008-06-11 Richard Guenther <rguenther@suse.de>
12308 * tree-flow.h (may_point_to_global_var): Declare.
12309 * tree-ssa-alias.c (may_point_to_global_var): New function.
12310 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12312 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12314 * configure.ac: Teach that fido supports .debug_line.
12315 * configure: Regenerate.
12317 2008-06-10 Tom Tromey <tromey@redhat.com>
12319 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12322 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12324 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12325 (encode_decimal64, decode_decimal64, encode_decimal128,
12326 decode_decimal128): Reverse order of 32-bit parts of value if host
12327 and target endianness differ.
12329 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12331 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12332 Avoid division by 0.
12333 (tree_mod_pow2_value_transform): Likewise.
12334 (tree_ic_transform): Likewise.
12335 (tree_stringops_transform): Likewise.
12336 (tree_mod_subtract_transform): Likewise.
12337 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12338 (copy_edges_for_bb): Likewise.
12339 (initialize_cfun): Likewise.
12341 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12343 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12344 nonmemory_operand. Add "N" operand constraint.
12346 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12347 (*jcc_btsi_mask): Ditto.
12348 (*jcc_btsi_mask_1): Ditto.
12350 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12352 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12353 TYPE_CANONICAL for copied element type.
12355 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12358 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12359 Add m_CORE2 and m_GENERIC.
12360 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12361 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12363 (*jcc_btdi_rex64): New instruction and split pattern.
12364 (*jcc_btsi): Ditto.
12365 (*jcc_btsi_1): Ditto.
12366 (*btsq): Fix Intel asm dialect operand order.
12370 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12372 PR middle-end/36447
12373 * simplify-rtx.c (simplify_subreg): Add check for shift count
12376 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12378 * doc/md.texi: Synchronize with later constraints.md change.
12379 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12380 with a C implementation.
12381 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12383 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12384 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12385 when moving to and from MD_REGNUM.
12386 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12387 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12388 Handle byte and halfword moves.
12389 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12391 * config/mips/constraints.md (h): Turn into NO_REGS.
12392 (l, x): Update documentation.
12393 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12394 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12395 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12396 (HILO): New mode iterator.
12398 (any_div): New code iterator.
12399 (u): Extend code attribute to div and udiv.
12400 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12401 d_operand in the splitters. Remove redundant CONST_INT checks.
12402 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12403 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12404 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12405 accordingly, using normal moves instead of unspecs to move LO into
12406 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12407 (<u>mulsidi3): Handle expansion in C code.
12408 (<u>mulsidi3_32bit_internal): Rename to...
12409 (<u>mulsidi3_32bit): ...this.
12410 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12411 (*<u>mulsidi3_64bit): Rename to...
12412 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12413 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12414 to set LO and HI to the multiplication result. Use a normal move
12415 for MFLO and an unspec for MFHI.
12416 (*<u>mulsidi3_64bit_parts): Replace with...
12417 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12418 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12419 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12420 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12421 instead of HI. Split the instruction into a separate multiplication
12422 and MFHI if !TARGET_FIX_R4000.
12423 (<su>muldi3_highpart): Likewise.
12424 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12425 and the "=h" clobber.
12426 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12427 (<u>mulditi3): New expander.
12428 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12429 (madsi): Remove "=h" clobber.
12430 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12431 Force the modulus result to be a GPR and split the instruction into
12432 a division followed by an MFHI after reload.
12433 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12434 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12435 the MIPS16 HIGH define_split.
12436 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12437 of acc<->gpr moves to "multi".
12438 (*movdi_64bit): Replace the single "x" alternative with
12439 alternatives for moving into and out of "a".
12440 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12441 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12442 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12443 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12444 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12445 (movti): New expander.
12446 (*movti, *movti_mips16): New insns.
12447 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12448 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12449 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12450 * config/mips/predicates.md (fpr_operand): Delete.
12451 (d_operand): New predicate.
12453 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12455 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12456 failure on some Bourne shells.
12457 (x86_64-*-*): Ditto.
12459 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12461 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12463 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12465 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12466 (sparc-sun-solaris2*): Likewise.
12468 2008-06-09 Arnaud Charlet <charlet@adacore.com
12470 * doc/install.texi: Update requirements to build the Ada compiler.
12472 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12474 * df-scan.c (struct df_scan_problem_data): Remove the
12475 mw_link_pool alloc pool.
12476 (df_scan_free_internal): Don't free it.
12477 (df_scan_alloc): Don't allocate it.
12478 * df.h (struct df_link): Update comment.
12480 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12482 * except.h: Correct checks for when SJLJ exceptions must be used.
12484 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12486 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12489 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12491 PR tree-optimization/36218
12492 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12493 configure for the build system.
12494 (BUILD_LDFLAGS): Define.
12495 * configure: Regenerate.
12496 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12498 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12501 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12502 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12503 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12505 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12507 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12509 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12511 * config.gcc (Obsolete configurations): Remove list of
12513 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12514 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12515 targets matched by those patterns.
12516 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12517 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12518 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12519 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12520 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12521 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12522 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12523 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12524 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12525 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12526 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12527 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12528 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12529 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12530 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12531 Make code for Solaris 7 and greater unconditional for Solaris.
12532 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12533 Remove --with-* handling.
12534 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12535 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12536 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12537 LINK_OS_WINDISS_SPEC): Remove.
12538 * config/rs6000/sysv4.opt (mwindiss): Remove.
12539 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12540 * configure: Regenerate.
12541 * doc/cpp.texi: Don't mention BeOS.
12542 * doc/extend.texi (interrupt): Don't mention MS1.
12543 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12544 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12545 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12546 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12547 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12549 * doc/invoke.texi (MT Options): Remove.
12550 (-mwindiss): Remove.
12551 (CRIS Options): Remove cris-axis-aout references.
12552 (HPPA Options): Don't mention hppa1.1-*-pro.
12553 * doc/md.texi: (MorphoTech family): Remove.
12554 * libgcc2.c: Don't handle UWIN.
12555 * config/alpha/t-unicosmk: Remove.
12556 * config/alpha/unicosmk.h: Remove.
12557 * config/arm/kaos-arm.h: Remove.
12558 * config/arm/kaos-strongarm.h: Remove.
12559 * config/arm/strongarm-coff.h: Remove.
12560 * config/arm/strongarm-elf.h: Remove.
12561 * config/arm/strongarm-pe.h: Remove.
12562 * config/arm/t-strongarm-pe: Remove.
12563 * config/arm/t-xscale-coff: Remove.
12564 * config/arm/t-xscale-elf: Remove.
12565 * config/arm/xscale-coff.h: Remove.
12566 * config/arm/xscale-elf.h: Remove.
12567 * config/chorus.h: Remove.
12568 * config/cris/aout.h: Remove.
12569 * config/cris/aout.opt: Remove.
12570 * config/cris/t-aout: Remove.
12571 * config/i386/beos-elf.h: Remove.
12572 * config/i386/kaos-i386.h: Remove.
12573 * config/i386/ptx4-i.h: Remove.
12574 * config/i386/sco5.h: Remove.
12575 * config/i386/sco5.opt: Remove.
12576 * config/i386/sysv4-cpp.h: Remove.
12577 * config/i386/sysv5.h: Remove.
12578 * config/i386/t-beos: Remove.
12579 * config/i386/t-sco5: Remove.
12580 * config/i386/t-uwin: Remove.
12581 * config/i386/uwin.asm: Remove.
12582 * config/i386/uwin.h: Remove.
12583 * config/kaos.h: Remove.
12584 * config/mips/windiss.h: Remove.
12585 * config/mt: Remove directory.
12586 * config/pa/pa-osf.h: Remove.
12587 * config/pa/pa-pro-end.h: Remove.
12588 * config/pa/t-pro: Remove.
12589 * config/ptx4.h: Remove.
12590 * config/rs6000/beos.h: Remove.
12591 * config/rs6000/kaos-ppc.h: Remove.
12592 * config/rs6000/t-beos: Remove.
12593 * config/rs6000/windiss.h: Remove.
12594 * config/sh/kaos-sh.h: Remove.
12595 * config/sol2-6.h: Remove.
12596 * config/sparc/sol26-sld.h: Remove.
12597 * config/sparc/sysv4-only.h: Remove.
12598 * config/vax/bsd.h: Remove.
12599 * config/vax/t-memfuncs: Remove.
12600 * config/vax/ultrix.h: Remove.
12601 * config/vax/vaxv.h: Remove.
12602 * config/windiss.h: Remove.
12604 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12606 PR rtl-optimization/36438
12607 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12608 for vector shifts with constant scalar shift operands.
12610 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12612 * doc/invoke.texi: Document -march=xlr.
12613 * config/mips/xlr.md: New file.
12614 * config/mips/mips.md: Include it.
12616 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12617 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12618 (mips_rtx_cost_data): Likewise.
12620 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12622 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12623 PRE_INC and PRE_DEC cases.
12625 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12627 PR rtl-optimization/36419
12628 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12629 the emitting jump insn.
12632 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12633 is not bool, boolify the whole *expr_p and convert to the desired type.
12635 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12637 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12638 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12639 Add omp_private_outer_ref hook, add another argument to
12640 omp_clause_default_ctor hook.
12641 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12642 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12643 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12644 hook_tree_tree_tree_tree_null.
12645 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12646 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12647 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12648 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12649 * tree.def (OMP_TASK): New tree code.
12650 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12651 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12652 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12653 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12654 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12655 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12656 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12657 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12658 (OMP_DIRECTIVE_P): Add OMP_TASK.
12659 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12660 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12661 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12662 and OMP_CLAUSE_UNTIED entries.
12663 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12665 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12666 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12667 * tree-pretty-print.c (dump_omp_clause): Handle
12668 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12669 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12670 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12671 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12672 warning about unsigned iterators. Change decl/init/cond/incr
12673 arguments to TREE_VECs, check arguments for all collapsed loops.
12674 (c_finish_omp_taskwait): New function.
12675 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12677 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12678 default_function_array_conversion on init. Add par_clauses argument.
12679 If decl is present in parallel's lastprivate clause, change it to
12680 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12681 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12682 collapse count in clauses.
12683 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12684 c_parser_omp_for_loop callers.
12685 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12686 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12687 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12688 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12690 (c_parser_omp_clause_schedule): Handle schedule(auto).
12691 Include correct location in the error message.
12692 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12693 and PRAGMA_OMP_CLAUSE_UNTIED.
12694 (OMP_TASK_CLAUSE_MASK): Define.
12695 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12696 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12697 * tree-nested.c (convert_nonlocal_omp_clauses,
12698 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12699 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12700 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12701 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12703 (conver_nonlocal_reference, convert_local_reference,
12704 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12705 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12706 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12707 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12708 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12709 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12710 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12711 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12712 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12714 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12715 * c-common.h (c_finish_omp_taskwait): New prototype.
12716 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12717 * tree-parloops.c (create_parallel_loop): Create 1 entry
12718 vectors for OMP_FOR_{INIT,COND,INCR}.
12719 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12720 (make_edges): Handle OMP_TASK.
12721 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12722 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12723 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12724 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12725 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12726 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12727 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12728 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12729 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12730 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12731 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12732 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12733 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12734 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12735 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12736 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12737 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12738 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12739 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12740 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12741 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12742 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12743 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12744 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12745 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12746 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12747 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12748 original iterator is present in lastprivate clause or if
12749 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12750 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12751 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12752 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12753 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12754 if it is set, lookup var in outer contexts too. Handle
12755 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12756 to be implicitly determined firstprivate for task regions.
12757 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12758 if it is set, lookup var in outer contexts too. Set
12759 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12760 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12761 OMP_CLAUSE_UNTIED. Take region_type as last argument
12762 instead of in_parallel and in_combined_parallel.
12763 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12765 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12766 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12767 (new_omp_context): Set default_kind to
12768 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12769 (omp_region_type): New enum.
12770 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12771 fields, add region_type.
12772 (new_omp_context): Take region_type as argument instead of is_parallel
12773 and is_combined_parallel.
12774 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12775 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12776 ctx->is_combined_parallel checks.
12777 (gimplify_omp_task): New function.
12778 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12780 * omp-low.c (extract_omp_for_data): Use schedule(static)
12781 for schedule(auto). Handle pointer and unsigned iterators.
12782 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12783 Add loops argument. Extract data for collapsed OMP_FOR loops.
12784 (expand_parallel_call): Assert sched_kind isn't auto,
12785 map runtime schedule to index 3.
12786 (struct omp_for_data_loop): New type.
12787 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12788 Add loop, loops, collapse and iter_type fields.
12789 (workshare_safe_to_combine_p): Disallow combined for if
12790 iter_type is unsigned long long. Don't combine collapse > 1 loops
12791 unless all bounds and steps are constant. Adjust extract_omp_for_data
12793 (expand_omp_for_generic): Handle pointer, unsigned and long long
12794 iterators. Handle collapsed OMP_FOR loops. Adjust
12795 for struct omp_for_data changes. If libgomp function doesn't return
12796 boolean_type_node, add comparison of the return value with 0.
12797 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12798 pointer, unsigned and long long iterators. Adjust for struct
12799 omp_for_data changes.
12800 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12801 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12802 unsigned long long. Allocate loops array, pass it to
12803 extract_omp_for_data. For collapse > 1 loops use always
12804 expand_omp_for_generic.
12805 (omp_context): Add sfield_map and srecord_type fields.
12806 (is_task_ctx, lookup_sfield): New functions.
12807 (use_pointer_for_field): Use is_task_ctx helper. Change first
12808 argument's type from const_tree to tree. Clarify comment.
12809 In OMP_TASK disallow copy-in/out sharing.
12810 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12811 (install_var_field): Add mask argument. Populate both record_type
12812 and srecord_type if needed.
12813 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12815 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12816 and DECL_FIELD_OFFSET.
12817 (scan_sharing_clauses): Adjust install_var_field callers. For
12818 firstprivate clauses on explicit tasks allocate the var by value in
12819 record_type unconditionally, rather than by reference.
12820 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12821 Use is_taskreg_ctx instead of is_parallel_ctx.
12822 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12823 (create_omp_child_function_name): Add task_copy argument, use
12824 *_omp_cpyfn* names if it is true.
12825 (create_omp_child_function): Add task_copy argument, if true create
12826 *_omp_cpyfn* helper function.
12827 (scan_omp_parallel): Adjust create_omp_child_function callers.
12828 Rename parallel_nesting_level to taskreg_nesting_level.
12829 (scan_omp_task): New function.
12830 (lower_rec_input_clauses): Don't run constructors for firstprivate
12831 explicit task vars which are initialized by *_omp_cpyfn*.
12832 Pass outer var ref to omp_clause_default_ctor hook if
12833 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12834 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12835 OMP_CLAUSE_REDUCTION_INIT.
12836 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12837 avoid duplicate setting of fields. Handle
12838 OMP_CLAUSE_PRIVATE_OUTER_REF.
12839 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12840 copy-out if TREE_READONLY, only copy-in.
12841 (expand_task_copyfn): New function.
12842 (expand_task_call): New function.
12843 (struct omp_taskcopy_context): New type.
12844 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12846 (lower_omp_parallel): Rename to...
12847 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12848 Call create_task_copyfn if srecord_type is needed. Adjust
12850 (task_shared_vars): New variable.
12851 (check_omp_nesting_restrictions): Warn if work-sharing,
12852 barrier, master or ordered region is closely nested inside OMP_TASK.
12853 Add warnings for barrier if closely nested inside of work-sharing,
12854 ordered, or master region.
12855 (scan_omp_1): Call check_omp_nesting_restrictions even for
12856 GOMP_barrier calls. Rename parallel_nesting_level to
12857 taskreg_nesting_level. Handle OMP_TASK.
12858 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12859 work-sharing construct, continue looking for them on parent parallel
12861 (lower_omp_for_lastprivate): Add lastprivate clauses
12862 to the beginning of dlist rather than end. Adjust for struct
12863 omp_for_data changes.
12864 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12865 not after it. Handle collapsed OMP_FOR loops, adjust for
12866 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12867 (get_ws_args_for): Adjust extract_omp_for_data caller.
12868 (scan_omp_for): Handle collapsed OMP_FOR
12869 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12870 (lower_omp_single_simple): If libgomp function doesn't return
12871 boolean_type_node, add comparison of the return value with 0.
12872 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12873 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12874 (parallel_nesting_level): Rename to...
12875 (taskreg_nesting_level): ... this.
12876 (is_taskreg_ctx): New function.
12877 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12878 of is_parallel_ctx.
12879 (execute_lower_omp): Rename parallel_nesting_level to
12880 taskreg_nesting_level.
12881 (expand_omp_parallel): Rename to...
12882 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12883 Call omp_task_call for OMP_TASK regions.
12884 (expand_omp): Adjust caller, handle OMP_TASK.
12885 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12887 * bitmap.c (bitmap_default_obstack_depth): New variable.
12888 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12889 if argument is NULL and bitmap_default_obstack is already initialized.
12890 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12892 * matrix-reorg.c (matrix_reorg): Likewise.
12894 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12896 * config/i386/i386.md (*indirect_jump): Macroize using P
12897 mode iterator. Remove !TARGET_64BIT from insn constraints.
12898 (*tablejump_1): Ditto.
12899 (*indirect_jump_rex64): Remove insn pattern.
12900 (*tablejump_1_rex64): Ditto.
12901 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12902 and eh_return_si insn patterns.
12904 2008-06-06 Richard Guenther <rguenther@suse.de>
12906 * tree-ssa-structalias.c (merge_smts_into): Remove.
12907 (find_what_p_points_to): Do not bother to compute the
12908 points-to set for pt_anything pointers.
12909 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12910 for pt_anything pointers is ok.
12912 2008-06-06 Jan Hubicka <jh@suse.cz>
12914 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12916 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12918 * cgraph.c: Fix typos in comments.
12919 (cgraph_availability_names): Fix string typo.
12920 * fold-const.c: Fix typos in comments.
12921 (fold_binary): Fix typo in warning.
12922 * genautomata.c: Fix typos in comments.
12923 (check_presence_pattern_sets): Fix typo in local variable.
12924 (output_description): Fix typo in output.
12925 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12926 * hwint.h: Likewise.
12927 * matrix-reorg.c (check_allocation_function): Likewise.
12928 * omega.c (smooth_weird_equations): Likewise.
12929 * auto-inc-dec.c: Fix typos in comments.
12930 * bb-reorder.c: Likewise.
12931 * builtins.c: Likewise.
12932 * c-common.c: Likewise.
12933 * c-cppbuiltin.c: Likewise.
12934 * c-parser.c: Likewise.
12935 * c-pretty-print.c: Likewise.
12936 * cfgcleanup.c: Likewise.
12937 * cfgexpand.c: Likewise.
12938 * cfghooks.c: Likewise.
12939 * cfglayout.c: Likewise.
12940 * cfgloopmanip.c: Likewise.
12941 * cgraphunit.c: Likewise.
12942 * coverage.c: Likewise.
12943 * dbxout.c: Likewise.
12944 * df-byte-scan.c: Likewise.
12945 * df-core.c: Likewise.
12946 * df-problems.c: Likewise.
12947 * df-scan.c: Likewise.
12949 * dominance.c: Likewise.
12950 * domwalk.c: Likewise.
12952 * dwarf2out.c: Likewise.
12953 * emit-rtl.c: Likewise.
12954 * et-forest.c: Likewise.
12955 * function.c: Likewise.
12956 * function.h: Likewise.
12958 * gcov-io.c: Likewise.
12959 * gcov.c: Likewise.
12960 * gcse.c: Likewise.
12961 * genattrtab.c: Likewise.
12962 * ggc-page.c: Likewise.
12963 * gimplify.c: Likewise.
12964 * gthr-lynx.h: Likewise.
12965 * haifa-sched.c: Likewise.
12966 * ipa-cp.c: Likewise.
12967 * ipa-inline.c: Likewise.
12968 * ipa-prop.h: Likewise.
12969 * ipa-pure-const.c: Likewise.
12970 * ipa-struct-reorg.c: Likewise.
12971 * ipa-struct-reorg.h: Likewise.
12972 * ipa-type-escape.c: Likewise.
12974 * loop-doloop.c: Likewise.
12975 * mips-tfile.c: Likewise.
12976 * mkmap-flat.awk: Likewise.
12977 * mkmap-symver.awk: Likewise.
12978 * modulo-sched.c: Likewise.
12979 * omp-low.c: Likewise.
12980 * optabs.c: Likewise.
12981 * optabs.h: Likewise.
12982 * opts.c: Likewise.
12983 * passes.c: Likewise.
12984 * postreload-gcse.c: Likewise.
12985 * postreload.c: Likewise.
12986 * predict.c: Likewise.
12987 * pretty-print.h: Likewise.
12988 * profile.c: Likewise.
12989 * protoize.c: Likewise.
12990 * ra-conflict.c: Likewise.
12991 * real.c: Likewise.
12992 * recog.c: Likewise.
12993 * regclass.c: Likewise.
12994 * regs.h: Likewise.
12995 * reload.c: Likewise.
12996 * rtl-error.c: Likewise.
12997 * rtlanal.c: Likewise.
12998 * scan.h: Likewise.
12999 * sched-rgn.c: Likewise.
13001 * stmt.c: Likewise.
13002 * target.h: Likewise.
13003 * tree-dfa.c: Likewise.
13004 * tree-eh.c: Likewise.
13005 * tree-flow-inline.h: Likewise.
13006 * tree-inline.c: Likewise.
13007 * tree-into-ssa.c: Likewise.
13008 * tree-loop-distribution.c: Likewise.
13009 * tree-nested.c: Likewise.
13010 * tree-parloops.c: Likewise.
13011 * tree-pass.h: Likewise.
13012 * tree-pretty-print.c: Likewise.
13013 * tree-profile.c: Likewise.
13014 * tree-scalar-evolution.c: Likewise.
13015 * tree-sra.c: Likewise.
13016 * tree-ssa-alias-warnings.c: Likewise.
13017 * tree-ssa-ccp.c: Likewise.
13018 * tree-ssa-coalesce.c: Likewise.
13019 * tree-ssa-dom.c: Likewise.
13020 * tree-ssa-dse.c: Likewise.
13021 * tree-ssa-forwprop.c: Likewise.
13022 * tree-ssa-live.c: Likewise.
13023 * tree-ssa-live.h: Likewise.
13024 * tree-ssa-loop-im.c: Likewise.
13025 * tree-ssa-loop-ivopts.c: Likewise.
13026 * tree-ssa-loop-niter.c: Likewise.
13027 * tree-ssa-loop-prefetch.c: Likewise.
13028 * tree-ssa-phiopt.c: Likewise.
13029 * tree-ssa-phiprop.c: Likewise.
13030 * tree-ssa-sccvn.c: Likewise.
13031 * tree-ssa-ter.c: Likewise.
13032 * tree-ssa-threadupdate.c: Likewise.
13033 * tree-ssa.c: Likewise.
13034 * tree-vect-analyze.c: Likewise.
13035 * tree-vect-transform.c: Likewise.
13036 * tree-vectorizer.c: Likewise.
13037 * tree-vn.c: Likewise.
13038 * tree-vrp.c: Likewise.
13039 * tree.c: Likewise.
13040 * tree.def: Likewise.
13041 * tree.h: Likewise.
13042 * unwind-dw2-fde.c: Likewise.
13043 * unwind.inc: Likewise.
13044 * value-prof.c: Likewise.
13045 * vmsdbgout.c: Likewise.
13047 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13049 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13050 always place FP constants in the TOC for TARGET_POWERPC64.
13051 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13053 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13055 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13056 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13057 enable for TARGET_E500_DOUBLE.
13058 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13059 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13060 floating-point modes like integer modes for E500 double.
13061 (rs6000_legitimate_offset_address_p): Likewise.
13062 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13063 addressing for DDmode for E500 double.
13064 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13065 modes as using 64-bits of registers for E500 double.
13066 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13067 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13068 specially for E500 double.
13069 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13070 TDmode for E500 double.
13071 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13072 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13073 (rs6000_split_multireg_move): Do not handle TDmode specially for
13075 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13076 using 64-bit registers for E500 double.
13077 (emit_frame_save): Do not handle DDmode specially for E500 double.
13078 (gen_frame_mem_offset): Likewise.
13079 (rs6000_function_value): Do not call spe_build_register_parallel
13080 for DDmode or TDmode.
13081 (rs6000_libcall_value): Likewise.
13082 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13083 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13086 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13088 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13091 2008-06-04 Junjie Gu <jgu@tensilica.com>
13093 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13094 comparison for frame pointers.
13096 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13099 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13101 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13104 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13105 register is already smaller or equal to required mode.
13107 2008-06-04 Xinliang David Li <davidxl@google.com>
13109 * tree-call-cdce.c: New file.
13110 (cond_dead_built_in_calls): New static variable.
13111 (input_domain): New struct.
13112 (check_pow): New function.
13113 (check_builtin_call): Ditto.
13114 (check_target_format): Ditto.
13115 (is_call_dce_candidate): Ditto.
13116 (gen_one_condition): Ditto.
13117 (gen_conditions_for_domain): Ditto.
13118 (get_domain): Ditto.
13119 (gen_conditions_for_pow_cst_base): Ditto.
13120 (gen_conditions_for_pow_int_base): Ditto.
13121 (gen_conditions_for_pow): Ditto.
13122 (get_no_error_domain): Ditto.
13123 (gen_shrink_wrap_conditions): Ditto.
13124 (shrink_wrap_one_built_in_call): Ditto.
13125 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13126 (tree_call_cdce): Ditto.
13127 (gate_call_cdce): Ditto.
13128 (pass_call_cdce): New gimple pass.
13129 * passes.c: (init_optimization_passes): New pass.
13130 * tree-pass.h: New pass declaration.
13131 * opts.c (decode_options): New flag setting.
13132 * common.opt: Add -ftree-builtin-call-dce flag.
13133 * Makefile.in: Add new source file.
13134 * tempvar.def: New tv_id.
13135 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13137 2008-06-04 Richard Guenther <rguenther@suse.de>
13139 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13140 (is_call_clobbered): Always check var_ann->call_clobbered.
13141 (mark_call_clobbered): Always set var_ann->call_clobbered.
13142 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13143 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13144 (reset_alias_info): Clear call clobbering info on MTAGs and
13146 (set_pt_anything): Set pt_global_mem.
13147 (create_tag_raw): Adjust comment.
13148 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13150 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13151 Maxim Kuvyrkov <maxim@codesourcery.com>
13153 * config/m68k/m68k.opt (mxgot): New option.
13154 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13155 (m68k_output_addr_const_extra): New.
13156 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13157 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13158 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13159 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13161 2008-06-04 Richard Guenther <rguenther@suse.de>
13163 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13164 negative or non-representable offsets.
13166 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13168 * config/i386/i386.c (ix86_gen_leave): New.
13169 (ix86_gen_pop1): Likewise.
13170 (ix86_gen_add3): Likewise.
13171 (ix86_gen_sub3): Likewise.
13172 (ix86_gen_sub3_carry): Likewise.
13173 (ix86_gen_one_cmpl2): Likewise.
13174 (ix86_gen_monitor): Likewise.
13175 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13176 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13177 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13178 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13179 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13180 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13181 (ix86_expand_epilogue): Updated.
13182 (print_operand): Handle integer register operand for 'z'.
13183 (ix86_expand_strlensi_unroll_1): Likewise.
13184 (ix86_expand_strlen): Likewise.
13185 (ix86_expand_builtin): Likewise.
13186 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13187 mov{q}/mov{l} and add{q}/add{l}.
13189 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13191 * config/i386/i386.md (P): New mode iterator.
13192 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13193 using P mode iterator.
13194 (DFmode push_operand splitter): Ditto.
13195 (XFmode push_operand splitter): Ditto.
13196 (DFmode float_extend SFmode push_operand splitter): Ditto.
13197 (XFmode float_extend SFmode push_operand splitter): Do not generate
13198 SImode pushes for 64bit target. Macroize Dimode and SImode
13199 pushes using P mode iterator.
13200 (XFmode float_extend DFmode push_operand splitter): Ditto.
13202 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13204 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13205 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13206 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13207 return type to int.
13208 (ix86_call_abi_override): Remove check for call_used_regs.
13210 2008-06-03 Richard Guenther <rguenther@suse.de>
13212 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13213 for the lhs of calls if the return type contains pointers.
13215 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13217 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13218 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13219 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13220 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13221 of cfun and DEFAULT_ABI to deceide abi mode.
13222 (DEFAULT_ABI): New.
13223 (REG_PARM_STACK_SPACE): Removed.
13224 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13225 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13226 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13227 (ix86_function_abi): Likewise.
13228 (ix86_function_type_abi): Likewise.
13229 (ix86_call_abi_override): Likewise.
13230 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13231 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13232 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13233 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13235 (X86_64_REGPARM_MAX): New.
13236 (X86_64_SSE_REGPARM_MAX): New.
13237 (X64_REGPARM_MAX): New.
13238 (X64_SSE_REGPARM_MAX): New.
13239 (X86_32_REGPARM_MAX): New.
13240 (X86_32_SSE_REGPARM_MAX): New.
13241 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13242 (ix86_function_regparm): Handle user calling abi.
13243 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13244 by DEFAULT_ABI versus SYSV_ABI check.
13245 (ix86_reg_parm_stack_space): New.
13246 (ix86_function_type_abi): New.
13247 (ix86_call_abi_override): New.
13248 (ix86_function_abi): New.
13249 (ix86_cfun_abi): New.
13250 (init_cumulative_args): Call abi specific initialization.
13251 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13252 (function_arg_64): Extend SSE_REGPARM_MAX check.
13253 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13254 (ix86_pass_by_reference): Likewise.
13255 (ix86_function_value_regno_p): Likewise.
13256 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13257 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13258 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13259 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13260 (setup_incoming_varargs_64): Adjust regparm for call abi.
13261 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13262 (ix86_va_start): Likewise.
13263 (ix86_gimplify_va_arg): Likewise.
13264 (ix86_expand_prologue): Likewise.
13265 (output_pic_addr_const): Likewise.
13266 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13267 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13268 (x86_output_mi_thunk): Likewise.
13269 (x86_function_profiler): Likewise.
13270 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13271 (SYSV_ABI, MS_ABI): New constants.
13272 (DEFAULT_ABI): New.
13273 (init_regs): Add prototype of function in regclass.c file.
13274 (OVERRIDE_ABI_FORMAT): New.
13275 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13276 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13277 (OUTGOING_REG_PARM_STACK_SPACE): New.
13278 (ix86_reg_parm_stack_space): New prototype.
13279 (CUMULATIVE_ARGS): Add call_abi member.
13280 (machine_function): Add call_abi member.
13281 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13282 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13284 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13287 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13288 (avr_builtin_setjmp_frame_value): New function.
13289 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13290 (nonlocal_goto): Define.
13292 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13294 * config/mips/mips.c (mips_emit_loadgp): Return early if
13295 there is nothing do to, otherwise emit a blockage if
13296 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13297 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13299 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13301 * configure.ac: Drop unneeded backslash ending up in config.in.
13302 * acinclude.m4: Likewise.
13303 * config.in: Regenerate.
13305 2008-05-26 Jan Hubicka <jh@suse.cz>
13307 * predict.c (maybe_hot_frequency_p): Break out of...
13308 (maybe_hot_bb_p): ... here.
13309 (maybe_hot_edge_p): New.
13310 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13311 * basic-block.h (maybe_hot_edge_p): Declare.
13313 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13315 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13316 (*cmpfp_<mode>_cc): Ditto.
13317 (*fp_jcc_8<mode>_387): Ditto.
13318 (*fop_<MODEF:mode>_2_i387): Ditto.
13319 (*fop_<MODEF:mode>_3_i387): Ditto.
13320 (*fop_xf_2_i387): Ditto.
13321 (*fop_xf_3_i387): Ditto.
13323 2008-06-02 Tomas Bily <tbily@suse.cz>
13325 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13327 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13329 * config/mips/mips.c (mips_valid_offset_p): New function.
13330 (mips_valid_lo_sum_p): Likewise.
13331 (mips_classify_address): Use them.
13332 (mips_force_address): New function.
13333 (mips_legitimize_address): Use it.
13334 * config/mips/mips.md (MOVE128): New mode iterator.
13335 (movtf): Require TARGET_64BIT. Remove empty strings.
13336 (*movtf_internal): Rename to...
13337 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13338 of "R" and use {,fp}{load,store} attributes instead of "multi".
13339 Use a separate define_split.
13340 (*movtf_mips16): New pattern.
13342 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13344 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13345 * config/mips/mips.c (mips_expand_before_return): New function.
13346 (mips_expand_epilogue): Call it.
13347 * config/mips/mips.md (return): Turn into a define_expand.
13348 (*return): New insn.
13350 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13352 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13353 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13354 functions. Do not emit uses and clobbers of CONCATs; individually
13355 use and clobber their operands.
13356 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13357 gen_clobber, emit_use and gen_use.
13358 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13359 (expand_builtin_return): Likewise.
13360 * cfgbuild.c (count_basic_blocks): Likewise.
13361 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13362 * explow.c (emit_stack_restore): Likewise.
13363 * expmed.c (extract_bit_field_1): Likewise.
13364 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13365 (emit_move_multi_word, store_constructor): Likewise.
13366 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13367 (thread_prologue_and_epilogue_insns): Likewise.
13368 * lower-subreg.c (resolve_simple_move): Likewise.
13369 * optabs.c (widen_operand, expand_binop): Likewise.
13370 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13371 * reload.c (find_reloads): Likewise.
13372 * reload1.c (eliminate_regs_in_insn): Likewise.
13373 * stmt.c (expand_nl_goto_receiver): Likewise.
13374 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13375 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13376 * config/arm/arm.c (arm_load_pic_register): Likewise.
13377 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13378 * config/arm/arm.md (untyped_return): Likewise.
13379 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13380 * config/avr/avr.c (expand_prologue): Likewise.
13381 * config/bfin/bfin.c (do_unlink): Likewise.
13382 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13383 * config/cris/cris.c (cris_expand_prologue): Likewise.
13384 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13385 (machopic_legitimize_pic_address): Likewise.
13386 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13387 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13388 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13389 (ix86_expand_convert_uns_didf_sse): Likewise.
13390 (ix86_expand_vector_init_general): Likewise.
13391 * config/ia64/ia64.md (eh_epilogue): Likewise.
13392 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13393 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13394 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13395 (config/iq2000/iq2000.c): Likewise.
13396 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13397 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13398 (builtin_longjmp): Likewise.
13399 * config/mn10300/mn10300.md (call, call_value): Likewise.
13400 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13401 * config/pdp11/pdp11.md (abshi2): Likewise.
13402 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13403 * config/s390/s390.c (s390_emit_prologue): Likewise.
13404 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13405 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13406 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13407 * config/sh/sh.c (prepare_move_operands): Likewise.
13408 (output_stack_adjust, sh_expand_epilogue): Likewise.
13409 (sh_set_return_address, sh_expand_t_scc): Likewise.
13410 * config/sparc/sparc.c (load_pic_register): Likewise.
13411 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13412 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13413 * config/v850/v850.c (expand_epilogue): Likewise.
13415 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13417 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13418 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13419 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13420 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13421 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13422 stack pointer register.
13423 (output_movhi): Remove code for interrupt specific writing to the
13424 stack pointer register.
13426 2008-05-31 Richard Guenther <rguenther@suse.de>
13428 PR tree-optimization/34244
13429 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13430 (tree_expr_nonzero_warnv_p): Likewise.
13431 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13432 ssa_name_nonnegative_p.
13433 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13434 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13435 not tree_expr_nonzero_warnv_p.
13437 PR tree-optimization/36262
13439 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13441 PR tree-optimization/34244
13442 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13443 (record_numbers_of_iterations): New function.
13444 (execute_vrp): Cache the numbers of iterations of loops.
13445 * tree-scalar-evolution.c (scev_reset_except_niters):
13447 (scev_reset): Use scev_reset_except_niters.
13448 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13450 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13452 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13453 __WORKAROUND_RETS when appropriate.
13455 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13457 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13458 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13460 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13461 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13462 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13463 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13464 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13465 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13466 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13467 *fop_df_1_sse insn patterns using MODEF mode iterator.
13468 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13469 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13470 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13471 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13472 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13473 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13474 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13475 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13476 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13477 (*fop_xf_5_i387): Ditto.
13478 (*fop_xf_6_i387): Ditto.
13480 2008-05-30 Richard Guenther <rguenther@suse.de>
13482 * builtins.c (build_string_literal): Avoid generating
13483 a non-gimple_val result.
13485 2008-05-30 DJ Delorie <dj@redhat.com>
13487 * exec-tool.in: Use an environment variable (private) instead of a
13488 file (shared) as a semaphore, so as to not break parallel builds.
13490 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13492 * optabs.c (maybe_encapsulate_block): Remove.
13493 (emit_libcall_block): Adjust accordingly.
13494 * optabs.h (maybe_encapsulate_block): Remove prototype.
13496 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13497 Don't use maybe_encapsulate_block.
13499 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13501 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13502 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13503 rtx is a SYMBOL_REF before calling get_pool_constant.
13505 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13507 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13509 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13511 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13512 rather than OS names to choose INO_T_EQ definition.
13513 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13514 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13516 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13519 * config/darwin-f.c: New.
13520 * config/t-darwin: Added rule to build darwin-f.o.
13521 * config.gcc: Defined new variable, fortran_target_objs.
13522 (*-*-darwin*): Set fortran_target_objs.
13523 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13524 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13525 * configure: Regenerated.
13527 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13530 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13531 canonical type if needed.
13533 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13535 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13537 2008-05-29 Richard Guenther <rguenther@suse.de>
13539 PR tree-optimization/36343
13540 PR tree-optimization/36346
13541 PR tree-optimization/36347
13542 * tree-flow.h (clobber_what_p_points_to): Declare.
13543 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13544 pointed-to variable is dereferenced is irrelevant to whether
13545 the pointer can access the pointed-to variable.
13546 (clobber_what_p_points_to): New function.
13547 * tree-ssa-alias.c (set_initial_properties): Use it.
13548 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13549 call clobber check for NMTs.
13551 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13553 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13554 for printing gcov_type.
13556 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13558 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13559 and the eh region information.
13560 * value-prof.c (gimple_move_stmt_histograms): New function.
13561 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13563 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13565 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13567 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13569 * value-prof.c (tree_ic_transform): Print counts.
13570 * tree-profile.c (tree_gen_ic_func_profiler):
13571 Clear __gcov_indreict_call_callee variable to avoid misattribution
13574 2008-05-28 Rafael EspÃndola <espindola@google.com>
13576 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13579 2008-05-28 Richard Guenther <rguenther@suse.de>
13581 PR tree-optimization/36339
13582 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13583 and clobbering code out of the loop.
13585 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13587 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13590 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13591 s390_contiguous_bitmask_p, s390_symref_operand_p,
13592 s390_check_symref_alignment, s390_reload_larl_operand,
13593 s390_reload_symref_address): New functions.
13594 (s390_branch_condition_mnemonic): Support compare and branch
13596 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13597 and 'W' constraints.
13598 (s390_secondary_reload): Add secondary reloads for unaligned
13599 symbol refs or symbol refs to floating point or QI/TI mode
13601 (legitimate_address_p): Accept symbol references as addresses.
13602 (s390_expand_insv): Use rotate and insert selected bits
13603 instruction for insv when building for z10.
13604 (print_operand_address): Handle symbol ref addresses.
13605 (print_operand): Output modifier 'c' added for signed byte values.
13606 (s390_encode_section_info): Mark symbol refs with
13607 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13609 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13610 (length attribute): RRF, RRR have 4 byte length.
13611 (FPALL, INTALL): New mode iterators added.
13612 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13613 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13614 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13615 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13616 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13617 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13618 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13619 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13621 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13622 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13623 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13624 reload<INTALL:mode><P:mode>_toreg_z10,
13625 reload<FPALL:mode><P:mode>_tomem_z10,
13626 reload<FPALL:mode><P:mode>_toreg_z10,
13627 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13628 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13629 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13630 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13632 (movmem, clrmem, cmpmem): New splitters added.
13634 * config/s390/predicates.md (larl_operand): Use
13635 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13636 SYMBOL_REF_ALIGN1_P.
13637 (s390_signed_integer_comparison,
13638 s390_unsigned_integer_comparison): New predicates.
13640 * config/s390/s390-protos.h (s390_check_symref_alignment,
13641 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13642 s390_reload_symref_address,
13643 s390_compare_and_branch_condition_mask): Prototypes added.
13645 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13646 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13647 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13649 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13651 * config/s390/s390.c (z10_cost): New cost function for z10.
13652 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13653 (s390_issue_rate): Adjust issue rate for z10.
13654 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13655 (processor_flags): Add PF_Z10.
13656 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13657 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13658 * gcc/config.gcc: Add z10.
13660 2008-05-28 Richard Guenther <rguenther@suse.de>
13662 PR tree-optimization/36291
13663 * tree-flow. h (struct gimple_df): Remove var_anns member.
13664 * tree-flow-inline.h (gimple_var_anns): Remove.
13665 (var_ann): Simplify.
13666 * tree-dfa.c (create_var_ann): Simplify.
13667 (remove_referenced_var): Clear alias info from var_anns of globals.
13668 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13669 (delete_tree_ssa): Clear alias info from var_anns of globals.
13670 Do not free var_anns.
13671 (var_ann_eq): Remove.
13672 (var_ann_hash): Likewise.
13674 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13676 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13677 and loongson2f entries.
13678 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13679 * config/mips/mips.h (processor_type): Add Loongson-2E
13680 and Loongson-2F entries.
13681 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13682 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13683 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13684 * doc/invoke.texi (MIPS Options): Document loongson2e
13685 and loongson2f processor names.
13687 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13691 * config/i386/i386.c (ix86_function_arg_boundary): Use
13692 alignment of canonical type.
13693 (ix86_expand_vector_move): Check unaligned memory access for
13696 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13698 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13699 Moved to the front of file.
13701 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13702 H.J. Lu <hongjiu.lu@intel.com>
13704 * dwarf2out.c (current_fde): New.
13706 (lookup_cfa:): Likewise.
13707 (dwarf2out_end_epilogue): Likewise.
13708 (dwarf2out_note_section_used): Likewise.
13710 2008-05-27 Michael Matz <matz@suse.de>
13713 * c.opt (Wenum-compare): New warning option.
13714 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13716 2008-05-27 Michael Matz <matz@suse.de>
13718 PR middle-end/36326
13719 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13721 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13722 into memory as tail calls.
13724 2008-05-27 Richard Guenther <rguenther@suse.de>
13726 PR tree-optimization/36339
13727 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13728 pointers cause all addressable variables to be call clobbered.
13730 2008-05-27 Richard Guenther <rguenther@suse.de>
13732 PR tree-optimization/36245
13733 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13735 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13737 * config/s390/s390.md: Replace all occurences of the 'm'
13738 constraint with 'RT'.
13740 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13742 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13744 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13746 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13747 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13748 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13750 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13752 * reload.c: (find_reloads): Skip alternatives according to the
13753 "enabled" attribute. Constify the constraint variable.
13754 * recog.c (get_attr_enabled): Add default implementation.
13755 (extract_insn): Set the alternative_enabled_p array
13756 in the recog_data struct.
13757 (preprocess_constraints, constrain_operands): Skip
13758 alternatives according to the "enabled" attribute
13759 * recog.h (struct recog_data): New field alternative_enabled_p.
13760 (skip_alternative): New inline function.
13761 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13762 (record_reg_classes): Skip alternative according to the
13763 "enabled" attribute.
13765 * doc/md.texi: Add documention for the "enabled" attribute.
13767 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13769 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13770 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13771 constraint with TARGET_MEM_CONSTRAINT.
13772 * recog.c (asm_operand_ok, preprocess_constraints,
13773 constrain_operands): Likewise.
13774 * regclass.c (record_reg_classes): Likewise.
13775 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13776 * reload1.c (maybe_fix_stack_asms): Likewise.
13777 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13778 * recog.h: Adjust comment.
13779 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13780 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13781 * doc/md.texi: Add a note to description of 'm' constraint.
13782 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13784 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13786 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13787 that the bitfield is of integral type before testing its precision.
13789 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13790 Sa Liu <saliu@de.ibm.com>
13792 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13793 __modti3, __udivti3, __umodti3 and __udivmodti4.
13794 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13795 that implement TImode mul and div functions.
13796 * config/spu/multi3.c: New. Implement __multi3.
13797 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13798 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13801 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13803 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13804 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13805 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13806 tls_sysv_suffix): New mode and mode attribute iterators.
13807 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13808 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13809 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13810 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13811 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13814 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13816 PR tree-optimization/36329
13817 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13818 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13819 * cgraphbuild.c (initialize_inline_failed): Use the latter
13820 macro in lieu of the former.
13821 * ipa-inline.c (cgraph_mark_inline): Likewise.
13822 (cgraph_decide_inlining_of_small_function): Likewise.
13823 (cgraph_decide_inlining): Likewise.
13824 (cgraph_decide_inlining_incrementally): Likewise.
13826 2008-05-26 Tristan Gingold <gingold@adacore.com>
13827 Anatoly Sokolov <aesok@post.ru>
13829 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13830 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13831 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13832 optimization for 'avr6' architecture.
13834 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13837 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13839 2008-05-26 Richard Guenther <rguenther@suse.de>
13841 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13842 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13844 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13846 PR middle-end/36253
13847 * caller-save.c (insert_restore): Verify alignment of spill space.
13848 (insert_save): Likewise.
13849 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13850 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13851 (STACK_SLOT_ALIGNMENT): Likewise.
13852 * function.c (LOCAL_ALIGNMENT): Removed.
13853 (get_stack_local_alignment): New.
13854 (assign_stack_local): Use it. Set alignment on stack slot.
13855 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13856 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13857 (STACK_SLOT_ALIGNMENT): New.
13858 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13859 stack slot in XFmode.
13861 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13863 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13866 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13867 argument operand in rax isn't removed.
13869 2008-05-26 Richard Guenther <rguenther@suse.de>
13871 PR middle-end/36300
13872 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13873 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13875 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13878 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13880 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13882 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13883 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13885 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13887 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13888 build a trampoline if we don't want one.
13889 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13890 return zero for nested functions if we don't want a trampoline.
13892 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13894 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13896 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13899 * c.opt: Removed undocumented option '-lang-fortran'.
13900 * c-common.h: Removed global variable 'lang_fortran'.
13901 * c-opts.c (c_common_handle_option): Removed code to handle
13902 option '-lang-fortran'. Updated includes.
13903 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13904 definition of '__GFORTRAN__'.
13905 (define__GNUC__): Reimplemented to use BASEVER and
13906 cpp_define_formatted.
13907 (builtin_define_with_value_n): Removed.
13908 * c-incpath.h: Renamed to ...
13909 * incpath.h: ... this.
13910 * c-incpath.c: Renamed to ...
13911 * incpath.c: ... this. Updated includes.
13912 * fix-header.c: Updated includes.
13913 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13914 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13915 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13917 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13919 * tree.h: Update the table of flags used on tree nodes.
13920 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13921 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13922 (FORCED_LABEL): Add access check.
13923 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13924 (ASM_INPUT_P): Likewise.
13925 (ASM_VOLATILE_P): Likewise.
13926 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13927 (OMP_SECTION_LAST): Access private_flag directly.
13928 (OMP_RETURN_NOWAIT): Likewise.
13929 (OMP_PARALLEL_COMBINED): Likewise.
13930 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13931 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13932 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13933 deprecated_flag directly.
13935 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13937 * final.c (frame_pointer_needed): Removed.
13938 * flags.h (frame_pointer_needed): Likewise.
13940 * function.h (rtl_data): Add frame_pointer_needed.
13941 (frame_pointer_needed): New.
13943 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13945 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13947 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13949 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13952 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13954 * c-common.c (strip_array_types): Move function to..
13956 (get_inner_array_type): Delete.
13957 * c-common.h (strip_array_types): Move declaration to..
13959 (get_inner_array_type): Delete.
13960 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13961 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13962 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13963 * config/pa/pa.c (emit_move_sequence): Likewise.
13965 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13967 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13970 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13972 * function.c: Include target hook for nonlocal_goto frame value.
13974 2008-05-24 Richard Guenther <rguenther@suse.de>
13976 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13977 variable can be only accessed through a pointer or a union.
13979 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13981 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13982 * doc/extend.texi: Likewise.
13984 2008-05-23 DJ Delorie <dj@redhat.com>
13986 * config/m32c/jump.md (untyped_call): Add.
13988 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13989 for A24 to PSImode.
13990 (m32c_address_cost): Detail costs for indirect offsets.
13992 2008-05-23 Rafael EspÃndola <espindola@google.com>
13994 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13995 if a node is a SUBREG.
13996 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13999 2008-05-23 Paul Brook <paul@codesourcery.com>
14000 Carlos O'Donell <carlos@codesourcery.com>
14002 * doc/extend.texi: Clarify use of __attribute__((naked)).
14003 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14004 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14005 * function.c (use_register_for_decl): Use
14006 targetm.calls.allocate_stack_slots_for_args.
14007 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14008 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14009 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14011 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14013 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14015 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14017 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14018 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14019 is only rounded once.
14021 2008-05-23 Richard Guenther <rguenther@suse.de>
14023 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14025 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14026 Jakub Jelinek <jakub@redhat.com>
14029 * configure.ac: Handle --enable-cld.
14030 * configure: Regenerated.
14031 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14032 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14033 (ix86_current_function_needs_cld): New define.
14034 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14035 (cld): New isns pattern.
14036 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14037 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14038 * config/i386/i386.opt (mcld): New option.
14039 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14040 TARGET_CLD and ix86_current_function_needs_cld.
14041 (override_options): Use -mcld by default for 32-bit code if
14044 * doc/install.texi (Options specification): Document --enable-cld.
14045 * doc/invoke.texi (Machine Dependent Options)
14046 [i386 and x86-64 Options]: Add -mcld option.
14047 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14049 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14050 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14051 (return_in_memory_64): Likewise.
14052 (return_in_memory_ms_64): Likewise.
14054 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14056 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14057 * builtins.c (fold_builtin_fpclassify): New.
14058 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14059 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14060 * c-common.c (handle_type_generic_attribute): Adjust to accept
14061 fixed arguments before an elipsis.
14062 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14063 * doc/extend.texi: Document __builtin_fpclassify.
14065 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14067 * omp-low.c (gate_expand_omp_ssa): Remove.
14068 (pass_expand_omp_ssa): Remove.
14069 (gate_expand_omp): Do not check for flag_openmp_ssa.
14070 * common.opt (-fopenmp-ssa): Remove.
14071 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14073 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14075 * config/sh/sh.opt (mfixed-range): New option.
14076 * config/sh/sh-protos.h (sh_fix_range): Declare.
14077 * config/sh/sh.c (sh_fix_range): New function.
14078 * config/sh/sh.h (sh_fixed_range_str): Declare.
14079 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14081 * doc/invoke.texi (SH Options): Document -mfixed-range.
14083 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14085 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14086 it before the redeclaration.
14088 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14090 * config/avr/avr.c (get_sequence_length): Add new function.
14091 (expand_prologue, expand_epilogue): Remove duplicate code.
14093 2008-05-22 Rafael EspÃndola <espindola@google.com>
14095 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14098 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14100 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14101 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14103 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14104 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14105 (vect_update_misalignment_for_peel): Likewise.
14106 (vector_alignment_reachable_p): Likewise.
14107 * tree-vect-transform.c (vectorizable_load): Likewise.
14108 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14109 (get_vectype_for_scalar_type): Pass mode of scalar_type
14110 to UNITS_PER_SIMD_WORD.
14112 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14113 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14114 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14115 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14116 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14118 2008-05-22 Ira Rosen <irar@il.ibm.com>
14120 PR tree-optimization/36293
14121 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14122 if the first load must be skipped because of a gap.
14124 2008-05-22 Richard Guenther <rguenther@suse.de>
14126 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14127 more cases of offset disambiguation that is possible if
14128 strict-aliasing rules apply.
14129 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14130 for basic offset and type-based disambiguation.
14132 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14134 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14135 ix86_expand_vector_set on V16QImode for SSE4.1.
14137 2008-05-21 Tom Tromey <tromey@redhat.com>
14139 * c.opt (Wimport): Mark as undocumented.
14140 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14142 (Warning Options): Likewise.
14143 * doc/cppopts.texi: Don't mention -Wimport.
14145 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14147 PR tree-optimization/36287
14148 PR tree-optimization/36286
14149 * lambda-code.c (build_access_matrix): Do not use the loop->num
14150 for computing the number of induction variables: use the loop depth
14153 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14156 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14157 option -f(no-)leading-underscore.
14159 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14161 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14162 GET_MODE_NUNITS (mode).
14164 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14166 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14167 (-mmulhw): Add 464 to description.
14168 (-mdlmzb): Likewise.
14169 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14170 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14172 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14173 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14174 * config/rs6000/rs6000.md: Update comments for 464.
14176 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14178 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14180 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14182 * config/i386/sse.md (vec_extractv4sf): Removed.
14183 (vec_extractv2df): Likewise.
14184 (vec_extractv2di): Likewise.
14185 (vec_extractv4si): Likewise.
14186 (vec_extractv8hi): Likewise.
14187 (vec_extractv16qi): Likewise.
14188 (vec_extract<mode>): New.
14190 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14192 * config/i386/sse.md (vec_setv4sf): Removed.
14193 (vec_setv2df): Likewise.
14194 (vec_setv2di): Likewise.
14195 (vec_setv4si): Likewise.
14196 (vec_setv8hi): Likewise.
14197 (vec_setv16qi): Likewise.
14198 (vec_set<mode>): New.
14200 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14202 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14203 goto for vec_concat and vec_interleave.
14205 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14207 * config/i386/sse.md (vec_initv4sf): Removed.
14208 (vec_initv2df): Likewise.
14209 (vec_initv2di): Likewise.
14210 (vec_initv4si): Likewise.
14211 (vec_initv8hi): Likewise.
14212 (vec_initv16qi): Likewise.
14213 (vec_init<mode>): New.
14215 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14217 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14219 2008-05-21 Tom Tromey <tromey@redhat.com>
14221 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14222 (zone_find_object_offset): Likewise.
14223 (gt_ggc_m_S): Likewise.
14224 (highest_bit): Likewise.
14225 * ggc-page.c (gt_ggc_m_S): New function.
14226 * stringpool.c (string_stack): Remove.
14227 (init_stringpool): Update.
14228 (ggc_alloc_string): Use ggc_alloc.
14229 (maybe_delete_ident): New function.
14230 (ggc_purge_stringpool): Likewise.
14231 (gt_ggc_m_S): Remove.
14232 * ggc-common.c (ggc_protect_identifiers): New global.
14233 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14234 ggc_protect_identifiers.
14235 * ggc.h (ggc_protect_identifiers): Declare.
14236 (gt_ggc_m_S): Update.
14237 (ggc_purge_stringpool): Declare.
14238 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14239 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14241 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14243 2008-05-21 David S. Miller <davem@davemloft.net>
14245 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14248 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14250 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14253 2008-05-20 David Daney <ddaney@avtrex.com>
14255 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14256 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14257 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14258 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14259 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14260 (atomic_hiqi_op): New define_code_iterator.
14261 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14262 mips_expand_compare_and_swap_12.
14263 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14264 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14265 (sync_<optab><mode>, sync_old_<optab><mode>,
14266 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14267 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14268 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14269 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14270 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14271 (test_and_set_12): New insn.
14272 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14273 sync_new_<optab><mode>, sync_old_nand<mode>,
14274 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14275 clobber to operand 0 for SI and DI mode insns.
14276 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14277 mips_gen_fn_4): New typedefs.
14278 (mips_gen_fn_ptrs): Define new union type.
14279 (mips_expand_compare_and_swap_12): Remove declaration.
14280 (mips_expand_atomic_qihi): Declare function.
14281 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14282 (mips_expand_atomic_qihi): ... this. Use new generator function
14284 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14285 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14286 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14287 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14288 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14289 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14290 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14291 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14292 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14293 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14296 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14298 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14301 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14303 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14304 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14305 (avr_attribute_table): Add 'OS_main' function attribute.
14306 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14307 functions with 'OS_main' attribute.
14309 2008-05-20 Richard Guenther <rguenther@suse.de>
14311 PR tree-optimization/35204
14312 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14313 helper, split out from ...
14314 (DFS): ... here. Make the DFS walk non-recursive.
14316 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14317 Jan Sjodin <jan.sjodin@amd.com>
14319 PR tree-optimization/36181
14320 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14321 (parallelize_loops): Don't parallelize when the loop has vector
14324 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14325 Sebastian Pop <sebastian.pop@amd.com>
14327 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14328 matrix, and never look at the tree representation of the memory
14330 (linear_transform_loops): Computes parameters and access matrices.
14331 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14333 (access_matrix_get_index_for_parameter): New.
14334 * tree-data-ref.h (struct access_matrix): New.
14335 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14336 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14337 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14338 am_vector_index_for_loop): New.
14339 (struct data_reference): Add field access_matrix.
14340 (DR_ACCESS_MATRIX): New.
14341 (compute_data_dependences_for_loop): Update declaration.
14342 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14343 * lambda.h (lambda_vector_vec_p): Declared.
14344 * lambda-code.c: Depend on pointer-set.h.
14345 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14346 av_for_af_base, av_for_af, build_access_matrix,
14347 lambda_compute_access_matrices): New.
14348 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14350 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14352 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14353 $SOURCEDIR/include.
14355 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14356 Sebastian Pop <sebastian.pop@amd.com>
14358 PR tree-optimization/36206
14359 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14361 (instantiate_scev_1): Rename flags to fold_conversions.
14362 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14363 outeside instantiation_loop.
14364 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14365 (evolution_function_is_affine_or_constant_p): Removed.
14366 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14368 (analyze_siv_subscript): Pass in the loop nest number.
14369 Call evolution_function_is_affine_in_loop instead of
14370 evolution_function_is_affine_p.
14371 (analyze_overlapping_iterations): Pass in the loop nest number.
14373 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14374 Sebastian Pop <sebastian.pop@amd.com>
14376 PR tree-optimization/36206
14377 * tree-chrec.h (chrec_fold_op): New.
14378 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14381 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14383 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14385 (remove_duplicates): Do not set inode on non-inode systems.
14388 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14390 * config.gcc (tm_file): Update comments about relative pathnames.
14392 2008-05-20 Richard Guenther <rguenther@suse.de>
14394 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14395 * tree-ssa-sccvn.c (process_scc): Likewise.
14396 * tree-ssa-sink.c (execute_sink_code): Likewise.
14397 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14398 * tree-vrp.c (process_assert_insertions): Likewise.
14399 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14400 (perform_tree_ssa_dce): Likewise.
14401 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14402 (dump_dominator_optimization_stats): Likewise.
14403 * tree-vectorizer.c (vectorize_loops): Likewise.
14405 2008-05-20 Richard Guenther <rguenther@suse.de>
14407 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14409 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14411 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14412 (ix86_i386elf_return_in_memory): Likewise.
14413 (ix86_i386interix_return_in_memory): Likewise.
14414 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14415 (SUBTARGET_RETURN_IN_MEMORY): New.
14416 * config/i386/i386elf.h: Likewise.
14417 * config/i386/ptx4-i.h: Likewise.
14418 * config/i386/sol2-10.h: Likewise.
14419 * config/i386/sysv4.h: Likewise.
14420 * config/i386/vx-common.h: Likewise.
14421 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14422 * config/i386/i386.c (ix86_return_in_memory): Made static and
14423 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14424 (ix86_i386elf_return_in_memory): Removed.
14425 (ix86_i386interix_return_in_memory): Removed.
14426 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14427 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14429 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14431 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14433 2008-05-19 Xinliang David Li <davidxl@google.com>
14435 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14437 * common.opt: Ditto.
14438 * doc/invoke.texi: Ditto.
14440 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14442 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14443 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14445 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14447 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14448 sizes of operand array from 8/4 to 4/2.
14449 (ix86_expand_vector_init_general): Change size of operand array
14450 from 32 to 16. Remove op0, op1 and half_mode.
14452 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14454 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14455 (ix86_expand_vector_init_interleave): Likewise.
14456 (ix86_expand_vector_init_general): Use them. Assert
14457 word_mode == SImode when n_words == 4.
14459 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14461 * config/i386/i386.c (ix86_secondary_reload): New static function.
14462 (TARGET_SECONDARY_RELOAD): New define.
14463 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14464 * config/i386/i386.md (reload_outqi): Remove.
14466 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14468 PR middle-end/35509
14469 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14470 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14471 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14472 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14473 (fold_builtin_1): Likewise.
14474 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14475 c-common.c (check_builtin_function_arguments): Handle
14476 BUILT_IN_ISINF_SIGN.
14477 * doc/extend.texi: Document __builtin_isinf_sign.
14478 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14480 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14482 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14483 EH cleanup at the end of the pass, search for those that have been
14484 turned into forwarder blocks and do the cleanup on their successor.
14486 2008-05-18 Richard Guenther <rguenther@suse.de>
14488 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14489 pointers to sizetype and vice versa.
14491 2008-05-18 Xinliang David Li <davidxl@google.com>
14493 * gcc/tree-ssa-dce.c: Coding style fix.
14494 (check_pow): Documentation comment.
14495 (check_log): Documenation comment. Coding style fix.
14496 (is_unnecessary_except_errno_call): Ditto.
14497 (gen_conditions_for_pow): Ditto.
14498 (gen_conditions_for_log): Ditto.
14499 (gen_shrink_wrap_conditions): Ditto.
14500 (shrink_wrap_one_built_in_calls): Ditto.
14501 * gcc/doc/invoke.texi: Better documentation string.
14502 * ChangeLog: Fix wrong change log entries from
14503 May 17 checkin on function call DCE.
14505 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14507 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14509 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14511 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14512 * df-problems.c (simulation routines): Fixed block comment to
14513 properly say how to add forwards scanning functions.
14515 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14517 * tree-inline.c (setup_one_parameter): Remove dead code.
14519 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14521 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14522 a BIT_AND_EXPR only for an INTEGER_TYPE.
14524 2008-05-17 Xinliang David Li <davidxl@google.com>
14526 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14527 (check_pow, check_log, is_unnecessary_except_errno_call): New
14528 functions to check for eliminating math functions that are pure
14529 except for setting errno.
14530 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14531 general condition expressions for shrink-wrapping pow/log calls.
14532 (gen_shrink_wrap_conditions): Ditto.
14533 (shrink_wrap_one_built_in_call): Ditto.
14534 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14535 (mark_operand_necessary): If debugging, output if OP is necessary.
14536 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14538 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14540 * gcc/common.opt: New user flag -ftree-builtin-dce.
14541 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14543 2008-05-16 David S. Miller <davem@davemloft.net>
14545 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14546 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14548 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14551 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14553 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14555 * ifcvt.c (dead_or_predicable): Rename
14556 df_simulate_one_insn_backwards to df_simulate_one_insn.
14557 * recog.c (peephole2_optimize): Ditto.
14558 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14560 * df.h: Rename df_simulate_one_insn_backwards to
14561 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14562 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14563 scanning of defs and uses.
14564 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14565 (df_simulate_one_insn_forwards): Removed.
14567 2008-05-16 Doug Kwan <dougkwan@google.com>
14569 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14571 (real_from_string): Handle NaNs and Inf as approriate.
14573 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14575 * doc/gty.texi (Source Files Containing Type Information): Note
14576 that headers should appear first in the gtfiles list.
14578 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14580 * tree.def (COND_EXEC): Properly documented this code.
14582 2008-05-16 Diego Novillo <dnovillo@google.com>
14584 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14585 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14588 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14590 * tree-ssa-dse (max_stmt_uid): Removed.
14591 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14592 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14593 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14594 * function.h (cfun.last_stmt_uid): New field.
14595 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14596 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14598 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14599 (create_stmt_ann): Initialize the ann->uid field.
14600 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14602 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14604 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14606 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14607 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14608 (init_empty_tree_cfg): Call it.
14610 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14612 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14615 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14617 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14618 * tree-dump.c (dump_options): New verbose option.
14619 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14621 * tree-pass.h (TDF_VERBOSE): New dump flag.
14622 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14623 (tree-flow.h): Added include.
14624 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14626 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14628 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14630 From Jie Zhang <jie.zhang@analog.com>
14631 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14632 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14633 mcpu=bf561-none and mcpu=bf561-0.2.
14634 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14635 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14636 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14637 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14638 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14639 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14640 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14642 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14643 (cputype_selected): Remove.
14644 (bfin_handle_option): Don't use cputype_selected.
14645 (override_options): When no mcpu option, enable all workarounds.
14646 Don't use bfin_workarounds.
14647 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14649 (DEFAULT_CPU_TYPE): Don't define.
14651 2008-05-16 Richard Guenther <rguenther@suse.de>
14653 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14654 on deletion of the last stmt.
14656 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14658 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14659 V8HImode for SSE2 and V16QImode for SSE4.1.
14661 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14663 * cgraph.h (compute_inline_parameters): Made public.
14664 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14665 variable_generate_summary, function_write_summary,
14666 variable_write_summary, variable_read_summary. Added generate_summary,
14667 write_summary, read_summary.
14668 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14669 pass_ipa_inline.function_generate_summary, to
14670 compute_inline_parameters.
14671 * ipa-inline.c (compute_inline_parameters): Made public and added
14673 (compute_inline_parameters_for_current): New function.
14674 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14675 (inline_generate_summary): Removed parameter and made to loop over
14677 (pass_ipa_inline): Updated for new IPA_PASS structure.
14678 * passes.c (execute_ipa_summary_passes): Now is called once per
14679 pass rather than once per node*pass.
14681 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14683 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14684 avr_have_mul_p, avr_asm_only_p): Remove variables.
14685 (avr_override_options): Remove initialization of removed variables.
14686 (avr_file_start): Convert removed variables to fields of
14687 'struct base_arch_s *avr_current_arch'.
14688 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14689 (AVR_HAVE_MUL): (Ditto.).
14690 (AVR_HAVE_MOVW): (Ditto.).
14691 (AVR_HAVE_LPMX): (Ditto.).
14692 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14693 avr_asm_only_p): Remove declaration.
14695 2008-05-15 Diego Novillo <dnovillo@google.com>
14697 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14698 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14700 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14702 PR middle-end/36194
14703 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14704 Don't call record_truncated_value from here.
14705 (record_truncated_value): Turn it into a for_each_rtx callback.
14706 (record_truncated_values): New function.
14707 (combine_instructions): Call note_uses with record_truncated_values.
14708 Change name of check_conversion to check_promoted_subreg.
14710 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14712 * doc/sourcebuild.texi: Document support for torture tests.
14714 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14716 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14717 to alternative 4 of operand 2.
14719 2008-05-15 Richard Guenther <rguenther@suse.de>
14721 * tree-pass.h (current_pass): Declare.
14722 (get_pass_for_id): Likewise.
14723 * passes.c (passes_by_id, passes_by_id_size): New globals.
14724 (set_pass_for_id): New function.
14725 (get_pass_for_id): Likewise.
14726 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14727 (execute_function_todo): Flush per function statistics.
14728 * toplev.c (compile_file): Init statistics.
14729 (general_init): Do early statistics initialization.
14730 (finalize): Finish statistics.
14731 * statistics.h (statistics_early_init): Declare.
14732 (statistics_init): Likewise.
14733 (statistics_fini): Likewise.
14734 (statistics_fini_pass): Likewise.
14735 (statistics_counter_event): Likewise.
14736 (statistics_histogram_event): Likewise.
14737 * statistics.c: New file.
14738 * Makefile.in (OBJS-common): Add statistics.o.
14739 (statistics.o): Add dependencies.
14740 * doc/invoke.texi (-fdump-statistics): Document.
14742 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14743 (insert): Likewise.
14744 (execute_pre): Use statistics_counter_event.
14745 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14746 (substitute_and_fold): Increment it. Use statistics_counter_event.
14748 2008-05-15 Diego Novillo <dnovillo@google.com>
14750 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14752 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14753 * tree-ssa-alias.c (new_type_alias): Remove references to
14754 sub-variables from comment.
14755 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14757 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14759 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14760 attribute to 1 only for insertps alternative.
14762 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14764 * config/bfin/bfin.md (loadbytes): New pattern.
14765 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14766 (bfin_init_builtins): Initialize it.
14767 (bdesc_1arg): Add it.
14769 2008-05-15 Sa Liu <saliu@de.ibm.com>
14771 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14772 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14773 * testsuite/lib/target-supports.exp: Add
14774 check_effective_target_fortran_integer_16.
14776 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14778 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14779 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14780 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14781 (TARGET_RETURN_IN_MEMORY): Define.
14783 2008-05-15 Richard Guenther <rguenther@suse.de>
14785 PR middle-end/36244
14786 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14787 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14788 represent unmodifiable vars.
14790 2008-05-15 Richard Guenther <rguenther@suse.de>
14792 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14793 INDIRECT_REF and TARGET_MEM_REF.
14794 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14797 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14798 H.J. Lu <hongjiu.lu@intel.com>
14800 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14801 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14802 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14803 insn alternatives. Add missing alternatives.
14804 (*vec_concatv2di_rex64_sse4_1): Likewise.
14805 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14806 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14807 Require TARGET_SSE.
14809 2008-05-15 Richard Guenther <rguenther@suse.de>
14811 PR tree-optimization/36009
14812 PR tree-optimization/36204
14813 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14814 (determine_invariantness_stmt): Record the loop a store is
14815 always executed in.
14816 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14819 2008-05-15 Richard Guenther <rguenther@suse.de>
14821 PR tree-optimization/34330
14822 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14823 through the pointer will alias the SMT.
14825 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14827 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14829 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14831 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14833 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14834 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14836 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14837 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14838 (vashl_optab): New optab for vector/vector shifts.
14839 (vashr_optab): Ditto.
14840 (vlshr_optab): Ditto.
14841 (vrotl_optab): Ditto.
14842 (vrotr_optab): Ditto.
14843 (optab_subtype): New enum for optab_for_tree_code call.
14844 (optab_for_tree_code): Add enum optab_subtype argument.
14846 * optabs.c (optab_for_tree_code): Take an additional argument to
14847 distinguish between a vector shift by a scalar and vector shift by
14848 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14849 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14850 vector shift by a vector.
14851 (expand_widen_pattern_expr): Pass additional argument to
14852 optab_for_tree_code.
14854 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14855 vrotl_optab, vrotr_optab.
14857 * expr.c (expand_expr_real_1): Update calls to
14858 optab_for_tree_code to distinguish between vector shifted by a
14859 scalar and vector shifted by a vector.
14860 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14861 (supportable_narrowing_operation): Ditto.
14862 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14863 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14864 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14865 (vect_create_epilog_for_reduction): Ditto.
14866 (vectorizable_reduction): Ditto.
14867 (vectorizable_operation): Ditto.
14868 (vect_strided_store_supported): Ditto.
14869 (vect_strided_load_supported): Ditto.
14870 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14871 * expmed.c (expand_shift): Ditto.
14873 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14875 (ashr@var{m}3): Ditto.
14876 (vashl@var{m}3): Document new vector/vector shift standard name.
14877 (vashr@var{m}3): Ditto.
14878 (vlshr@var{m}3): Ditto.
14879 (vrotl@var{m}3): Ditto.
14880 (vrotr@var{m}3): Ditto.
14882 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14883 (PPERM_INVERT): Ditto.
14884 (PPERM_REVERSE): Ditto.
14885 (PPERM_REV_INV): Ditto.
14886 (PPERM_ZERO): Ditto.
14887 (PPERM_ONES): Ditto.
14888 (PPERM_SIGN): Ditto.
14889 (PPERM_INV_SIGN): Ditto.
14890 (PPERM_SRC1): Ditto.
14891 (PPERM_SRC2): Ditto.
14893 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14894 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14895 allows a memory operand to be the value being added, and split it
14896 to improve vectorization.
14897 (sse5_pmacsdqh_mem): Ditto.
14898 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14899 (sse5_mulv2div2di3_high): Ditto.
14900 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14901 (vec_pack_trunc_v4si): Ditto.
14902 (vec_pack_trunc_v2di): Ditto.
14903 (sse5_pcmov_<mode>): Remove code that tried to use use
14904 andps/andnps instead of pcmov.
14905 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14906 pmacsdqh instructions.
14907 (vec_widen_smult_lo_v4si): Ditto.
14909 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14910 (PPERM_INVERT): Ditto.
14911 (PPERM_REVERSE): Ditto.
14912 (PPERM_REV_INV): Ditto.
14913 (PPERM_ZERO): Ditto.
14914 (PPERM_ONES): Ditto.
14915 (PPERM_SIGN): Ditto.
14916 (PPERM_INV_SIGN): Ditto.
14917 (PPERM_SRC1): Ditto.
14918 (PPERM_SRC2): Ditto.
14919 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14921 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14923 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14924 says ignore whether the last reference is a memory operand.
14926 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14927 Paolo Bonzini <bonzini at gnu dot org>
14929 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14932 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14933 (vlshr<mode>3): Rename from vlshr<mode>3.
14934 (vashr<mode>3): Rename from vashr<mode>3.
14935 (mulv4sf3): Change the names of vector shift patterns.
14939 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14942 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14967 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14968 (floatunssidf2_internal): Change vector/vector shift names.
14969 (floatunsdidf2_internal): Ditto.
14976 (vashl<mode>3): Rename from ashl<mode>3.
14977 (vashr<mode>3): Rename from ashr<mode>3.
14978 (vlshr<mode>3): Rename from lshr<mode>3.
14979 (vrotl<mode>3): Rename from rotl<mode>3.
14981 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14984 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14985 multiply gives the wrong value when doing widening multiplies.
14986 (vec_widen_smult_lo_v4si): Ditto.
14988 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14990 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14991 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14992 emit_library_call_value.
14993 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14994 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14995 * calls.c (initialize_argument_information, precompute_arguments,
14996 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14997 (precompute_arguments): Removed flags parameter.
14998 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15000 2008-05-14 Richard Guenther <rguenther@suse.de>
15002 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15003 Make sure to register the store if the use is a PHI_NODE.
15005 2008-05-14 Olivier Hainque <hainque@adacore.com>
15007 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15008 memory if the component is to be referenced in BLKmode according
15009 to get_inner_reference.
15011 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15013 * calls.c (emit_library_call_value_1): Restore code clearing
15014 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15016 2008-05-14 Olivier Hainque <hainque@adacore.com>
15017 Nicolas Roche <roche@adacore.com>
15019 * configure.ac: Add support for a "gcc_subdir" variable in
15020 config-lang.in, to denote a subdirectory where the language/GCC
15021 integration files are to be found.
15022 * configure: Regenerate.
15024 2008-05-14 Ira Rosen <irar@il.ibm.com>
15026 PR tree-optimization/36098
15027 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15028 value for the first load in the group in case of a gap.
15029 (vect_build_slp_tree): Check that there are no gaps in loads.
15031 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15033 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15034 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15035 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15036 emit_insn and remove unneeded code to construct extra args.
15037 (emit_no_conflict_block): Removed.
15038 * optabls.h: (emit_no_conflict_block): Removed.
15039 * cse.c (cse_extended_basic_block): Remove search for
15040 REG_NO_CONFLICT note.
15041 * global.c: Removed incorrect comment added in revision 117.
15042 * expr.c (convert_move): Change call to emit_no_conflict_block to
15044 * recog.c: Change comments so that they do not mention
15046 * local_alloc.c (combine_regs): Removed last parameter.
15047 (no_conflict_p): Removed.
15048 (block_alloc): Removed note, no_conflict_combined_regno and set
15049 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15050 (combine_regs): Removed already_dead and code to look for
15051 REG_NO_CONFLICT notes.
15052 * lower_subreg (remove_retval_note): Removed code to look for
15053 REG_NO_CONFLICT block.
15054 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15055 (resolve_clobber): Remove code to process libcalls that have
15056 REG_NO_CONFLICT notes.
15057 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15059 * combine.c (can_combine_p, distribute_notes): Removed
15060 REG_NO_CONFLICT case.
15061 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15063 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15064 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15066 * reg-notes.def (NO_CONFLICT): Removed.
15068 2008-05-14 David S. Miller <davem@davemloft.net>
15070 * config/sparc/sparc.c (sparc_profile_hook): If
15071 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15072 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15073 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15075 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15077 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15079 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15082 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15083 and op1 expansion before vector concat to have less live pseudos.
15085 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15087 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15088 ix86_expand_vector_set if supported.
15090 2008-05-13 Diego Novillo <dnovillo@google.com>
15091 Kenneth Zadeck <zadeck@naturalbridge.com>
15093 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15095 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15096 phinodes_print_statistics, init_ssanames, fini_ssanames,
15097 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15098 release_ssa_name, release_defs, replace_ssa_name_symbol,
15099 ssanames_print_statistics): Move ...
15100 * tree-flow.h: ... here.
15101 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15102 Use FN instead of cfun.
15103 (make_ssa_name_fn): Rename from make_ssa_name.
15104 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15105 * tree-flow-inline.h (make_ssa_name): Move from
15106 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15107 * omp-low.c (expand_omp_parallel):
15108 * tree-flow-inline.h (redirect_edge_var_map_result):
15109 * tree-ssa.c (init_tree_ssa): Add argument FN.
15110 Use it instead of cfun. Update all users.
15112 2008-05-13 Tom Tromey <tromey@redhat.com>
15114 PR preprocessor/22168:
15115 * doc/cpp.texi (Top): Update menu.
15116 (Alternatives to Wrapper #ifndef): New node.
15117 (Other Directives): Document deprecation.
15118 (Obsolete Features): Remove menu.
15119 (Assertions): Merge node into Obsolete Features.
15120 (Obsolete once-only headers): Move earlier; rename to Alternatives
15121 to Wrapper #ifndef.
15122 * doc/cppopts.texi: Update.
15123 * c.opt (Wdeprecated): Enable for C and ObjC.
15124 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15125 (C++ Dialect Options): Move -Wno-deprecated from here to...
15126 (Warning Options): ... here.
15128 2008-05-13 Richard Guenther <rguenther@suse.de>
15130 PR middle-end/36227
15131 * fold-const.c (fold_sign_changed_comparison): Do not allow
15132 changes in pointer-ness.
15134 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15137 * config/sh/sh.c (sh_expand_prologue): Don't clear
15138 RTX_FRAME_RELATED_P for push insns.
15140 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15142 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15144 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15146 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15147 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15148 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15150 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15152 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15153 (*vec_concatv4sf_sse): This.
15154 (*sse2_concatv2si): Renamed to ...
15155 (*vec_concatv2si_sse2): This.
15156 (*sse1_concatv2si): Renamed to ...
15157 (*vec_concatv2si_sse): This.
15158 (*vec_concatv2di_rex): Renamed to ...
15159 (*vec_concatv2di_rex64): This.
15160 (*vec_concatv2si_sse4_1): New.
15161 (*vec_concatv2di_rex64_sse4_1): Likewise.
15163 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15165 PR rtl-optimization/36111
15166 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15167 that was created for swappable operands.
15169 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15172 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15173 * configure.ac: Add call to ACX_PROG_GNAT.
15175 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15177 * optc-gen.awk: Fix comment typo.
15179 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15181 * pretty-print.c (pp_integer_with_precision): Use
15182 HOST_LONG_LONG_FORMAT.
15184 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15186 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15188 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15190 * config/i386/i386.c (bdesc_ptest): Removed.
15191 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15192 (bdesc_args): Add __builtin_ia32_ptestz128,
15193 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15194 (ix86_init_mmx_sse_builtins): Updated.
15195 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15196 (ix86_expand_builtin): Updated.
15198 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15200 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15201 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15203 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15205 * value-prof.c (interesting_stringop_to_profile): Do not
15206 return early for BUILT_IN_MEMPCPY.
15208 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15210 * calls.c (expand_call): Don't use callgraph to increase
15211 preferred_stack_boundary.
15213 * cgraph.h (cgraph_rtl_info): Use unsigned on
15214 preferred_incoming_stack_boundary.
15216 * final.c (rest_of_clean_state): Use unsigned on
15217 preferred_stack_boundary.
15219 2008-05-09 Tom Tromey <tromey@redhat.com>
15221 PR preprocessor/22231:
15222 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15225 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15227 PR tree-optimization/36129
15228 * tree-ssa-ccp.c: Include value-prof.h.
15229 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15230 built-in function was folded to a constant.
15231 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15233 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15234 Sebastian Pop <sebastian.pop@amd.com>
15236 * tree-scalar-evolution.c: Document instantiate_scev.
15237 (instantiate_parameters_1): Renamed instantiate_scev_1.
15238 Don't use the same loop for instantiation_loop and evolution_loop.
15239 (instantiate_scev): New.
15240 (instantiate_parameters): Moved...
15241 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15242 same loop twice. Maintains the semantics for this function.
15243 * tree-scalar-evolution.h (instantiate_scev): Declare.
15244 (instantiate_parameters): ...here. Now static inline.
15245 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15246 instead of resolve_mixers.
15248 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15250 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15252 2008-05-09 Tomas Bily <tbily@suse.cz>
15254 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15255 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15256 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15257 * c-common.c (c_common_truthvalue_conversion): Likewise.
15258 * tree-object-size.c (compute_object_offset): Likewise.
15259 * tree-inline.c (estimate_num_insns_1): Likewise.
15260 * varasm.c (const_hash_1, compare_constant, copy_constant)
15261 (compute_reloc_for_constant, output_addressed_constants)
15262 (initializer_constant_valid_p): Likewise.
15263 * c-omp.c (check_omp_for_incr_expr): Likewise.
15264 * gimplify.c (gimplify_expr): Likewise.
15265 * c-typeck.c (c_finish_return): Likewise.
15266 * tree-vectorizer.c (supportable_widening_operation)
15267 (supportable_narrowing_operation): Likewise.
15268 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15269 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15270 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15271 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15272 (descr_info_loc): Likewise.
15273 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15274 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15275 (fold_unary): Likewise.
15276 * builtins.c (get_pointer_alignment): Likewise.
15277 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15278 (instantiate_parameters_1): Likewise.
15279 * tree.c (expr_align, stabilize_reference): Likewise.
15280 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15281 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15282 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15283 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15284 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15285 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15287 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15288 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15289 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15290 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15291 (forward_propagate_comparison)
15292 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15293 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15294 * emit-rtl.c (component_ref_for_mem_expr)
15295 (set_mem_attributes_minus_bitpos): Likewise.
15296 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15297 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15299 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15300 (build_function_call, pointer_diff, build_compound_expr)
15301 (c_finish_return): Likewise.
15302 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15303 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15305 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15306 * expr.c (is_aligning_offset): Likewise.
15307 * tree-ssa-alias.c (is_escape_site): Likewise.
15308 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15309 (check_all_va_list_escapes): Likewise.
15310 * tree-ssa-loop-ivopts.c (determine_base_object)
15311 (determine_common_wider_type): Likewise.
15312 * dojump.c (do_jump): Likewise.
15313 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15314 * tree-gimple.c (is_gimple_cast): Likewise.
15315 * fold-const.c (decode_field_reference, )
15316 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15317 (fold_binary): Likewise.
15318 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15319 (already_warned_in_frontend_p): Likewise.
15320 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15321 * tree.c (really_constant_p, get_unwidened): Likewise.
15322 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15323 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15324 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15326 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15328 (CONVERT_EXPR_P): Define.
15329 (CASE_CONVERT): Define.
15331 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15333 PR middle-end/36117
15334 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15335 (delete_unmarked_insns): When deleting a call, call
15336 delete_unreachable_blocks.
15337 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15338 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15340 2008-05-08 Richard Guenther <rguenther@suse.de>
15342 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15343 (-ftree-salias): Likewise.
15344 (salias-max-implicit-fields): Remove param documentation.
15345 (salias-max-array-elements): Likewise.
15346 * tree-pass.h (pass_create_structure_vars): Remove.
15347 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15348 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15349 * tree-ssa-alias.c (create_structure_vars): Remove.
15350 (gate_structure_vars): Likewise.
15351 (pass_create_structure_vars): Likewise.
15352 (gate_build_alias): Likewise.
15353 (pass_build_alias): Adjust to run always and dump the function.
15354 * common.opt (ftree-salias): Hide.
15355 * passes.c (init_optimization_passes): Remove
15356 pass_create_structure_vars, adjust comment.
15357 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15358 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15359 * opts.c (decode_options): Do not set flag_tree_salias.
15360 (common_handle_option): Add OPT_ftree_salias to the backward
15361 compatibility section.
15363 2008-05-08 Richard Guenther <rguenther@suse.de>
15365 * tree-flow-inline.h (var_can_have_subvars): Move ...
15366 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15367 * tree-flow.h (var_can_have_subvars): Remove.
15368 (push_fields_onto_fieldstack): Remove.
15369 (sort_fieldstack): Likewise.
15370 (struct fieldoff): Move ...
15371 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15372 alias_set and base_for_components fields.
15373 (sort_fieldstack): Make static.
15374 (push_fields_onto_fieldstack): Likewise. Remove code that
15375 handles anything but RECORD_TYPEs. Remove alias_set and
15376 base_for_components handling.
15377 (create_variable_info_for): Adjust.
15379 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15381 * common.opt (Wframe-larger-than=): Shorten the help message
15383 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15385 2008-05-08 Rafael EspÃndola <espindola@google.com>
15387 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15389 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15390 trap and that both operands are gimple values.
15391 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15392 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15395 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15397 * read-rtl.c (join_c_conditions): Return the first string if the
15398 two strings are equal.
15400 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15402 * gensupport.h (pred_data): Add a "num_codes" field.
15403 (add_predicate_code): Declare.
15404 * gensupport.c (add_predicate_code): New function.
15405 (std_pred_table): Add an "allows_const_p" field.
15406 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15407 Remove the (incomplete) list of such codes from the codes field.
15408 (init_predicate_table): Use add_predicate_code. Add all
15409 RTX_CONST_OBJs if allows_const_p is true.
15410 * genrecog.c (process_define_predicate): Use add_predicate_code.
15412 2008-05-08 David Daney <ddaney@avtrex.com>
15413 Richard Sandiford <rsandifo@nildram.co.uk>
15415 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15416 special case of constant zero operands.
15417 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15418 old and new values. Special case constant zero values.
15419 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15421 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15422 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15424 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15427 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15428 similar RTX_CONST_OBJ before CONST_INT.
15430 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15432 * stmt.c (expand_stack_restore): Change sa mode if needed.
15434 2008-05-08 Richard Guenther <rguenther@suse.de>
15436 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15437 return type to bool.
15438 (ix86_sol10_return_in_memory): Likewise.
15439 (ix86_i386elf_return_in_memory): Likewise.
15440 (ix86_i386interix_return_in_memory): Likewise.
15441 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15442 (ix86_sol10_return_in_memory): Likewise.
15443 (ix86_i386elf_return_in_memory): Likewise.
15444 (ix86_i386interix_return_in_memory): Likewise.
15446 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15449 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15451 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15452 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15455 2008-05-08 Richard Guenther <rguenther@suse.de>
15457 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15458 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15459 (DR_SUBVARS): Remove.
15460 * tree-dfa.c (dump_subvars_for): Remove.
15461 (debug_subvars_for): Likewise.
15462 (dump_variable): Do not dump subvars.
15463 (remove_referenced_var): Do not remove subvars.
15464 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15465 (lookup_subvars_for_var): Remove.
15466 (get_subvars_for_var): Likewise.
15467 (get_subvars_at): Likewise.
15468 (get_first_overlapping_subvar): Likewise.
15469 (overlap_subvar): Likewise.
15470 * tree-flow.h (subvar_t): Remove.
15471 (struct var_ann_d): Remove subvars field.
15472 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15473 argument. Remove special handling of SFTs.
15474 (compute_tag_properties): Likewise.
15475 (set_initial_properties): Likewise.
15476 (compute_call_clobbered): Likewise.
15477 (count_mem_refs): Likewise.
15478 (compute_memory_partitions): Likewise.
15479 (compute_flow_insensitive_aliasing): Likewise.
15480 (setup_pointers_and_addressables): Likewise.
15481 (new_type_alias): Likewise.
15482 (struct used_part): Remove.
15483 (used_portions): Likewise.
15484 (struct used_part_map): Likewise.
15485 (used_part_map_eq): Likewise.
15486 (used_part_map_hash): Likewise.
15487 (free_used_part_map): Likewise.
15488 (up_lookup): Likewise.
15489 (up_insert): Likewise.
15490 (get_or_create_used_part_for): Likewise.
15491 (create_sft): Likewise.
15492 (create_overlap_variables_for): Likewise.
15493 (find_used_portions): Likewise.
15494 (create_structure_vars): Likewise.
15495 * tree.def (STRUCT_FIELD_TAG): Remove.
15496 * tree.h (MTAG_P): Adjust.
15497 (struct tree_memory_tag): Remove base_for_components and
15498 unpartitionable flags.
15499 (struct tree_struct_field_tag): Remove.
15500 (SFT_PARENT_VAR): Likewise.
15501 (SFT_OFFSET): Likewise.
15502 (SFT_SIZE): Likewise.
15503 (SFT_NONADDRESSABLE_P): Likewise.
15504 (SFT_ALIAS_SET): Likewise.
15505 (SFT_UNPARTITIONABLE_P): Likewise.
15506 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15507 (union tree_node): Remove sft field.
15508 * alias.c (get_alias_set): Remove special handling of SFTs.
15509 * print-tree.c (print_node): Remove handling of SFTs.
15510 * tree-dump.c (dequeue_and_dump): Likewise.
15511 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15512 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15513 * tree-predcom.c (set_alias_info): Do not set subvars.
15514 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15515 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15516 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15517 (add_vars_for_offset): Remove.
15518 (add_virtual_operand): Remove special handling of SFTs.
15519 (add_call_clobber_ops): Likewise.
15520 (add_call_read_ops): Likewise.
15521 (get_asm_expr_operands): Likewise.
15522 (get_modify_stmt_operands): Likewise.
15523 (get_expr_operands): Likewise.
15524 (add_to_addressable_set): Likewise.
15525 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15526 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15527 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15528 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15529 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15530 (tree_node_structure): Likewise.
15531 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15533 (find_what_p_points_to): Likewise.
15535 2008-05-08 Sa Liu <saliu@de.ibm.com>
15537 * config/spu/spu.md: Fixed subti3 pattern.
15539 2008-05-08 Richard Guenther <rguenther@suse.de>
15541 PR middle-end/36154
15542 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15543 sure to create a representative for trailing arrays for PTA.
15545 2008-05-08 Richard Guenther <rguenther@suse.de>
15547 PR middle-end/36172
15548 * fold-const.c (operand_equal_p): Two objects which types
15549 differ in pointerness are not equal.
15551 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15553 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15554 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15555 (emit_library_call_value_1): Add new variable fndecl initialized by
15556 NULL_TREE. It should be the decl type of orgfun, but this information
15557 seems not to be available here, so it uses the default calling abi.
15558 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15559 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15560 by TARGET_RETURN_IN_MEMORY.
15561 * config/i386/i386-interix.h: Likewise.
15562 * config/i386/i386.h: Likewise.
15563 * config/i386/i386elf.h: Likewise.
15564 * config/i386/ptx4-i.h: Likewise.
15565 * config/i386/sol2-10.h: Likewise.
15566 * config/i386/sysv4.h: Likewise.
15567 * config/i386/vx-common.h: Likewise.
15568 * config/cris/cris.h: Removed #if 0 clause.
15569 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15570 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15572 (ix86_sol10_return_in_memory): Likewise.
15573 (ix86_i386elf_return_in_memory): New.
15574 (ix86_i386interix_return_in_memory): New.
15575 * config/mt/mt-protos.h (mt_return_in_memory): New.
15576 * config/mt/mt.c: Likewise.
15577 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15578 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15579 * config/bfin/bfin.h: Likewise.
15580 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15582 * config/bfin/bfin.c: Likewise.
15583 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15584 * config/alpha/unicosmk.h: Likewise.
15585 * config/i386/cygming.h: Likewise.
15586 * config/iq2000/iq2000.h: Likewise.
15587 * config/mips/mips.h: Likewise.
15588 * config/mn10300/mn10300.h: Likewise.
15589 * config/rs6000/rs6000.h: Likewise.
15590 * config/score/score.h: Likewise.
15591 * config/spu/spu.h: Likewise.
15592 * config/v850/v850.h: Likewise.
15593 * defaults.h: Likewise.
15594 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15595 * expr.c (emit_block_move): Adjust use of
15596 OUTGOING_REG_PARM_STACK_SPACE.
15597 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15598 OUTGOING_REG_PARM_STACK_SPACE.
15599 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15601 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15603 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15604 on OMP_RETURN for OMP_FOR.
15607 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15608 (fortran_common): New function.
15609 (gen_variable_die): Call fortran_common instead of common_check,
15610 adjust for it returning tree instead of rtx. Formatting.
15612 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15616 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15617 * c-decl.c (merge_decls): Ditto.
15618 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15619 to RTL_CONST_OR_PURE_CALL_P.
15620 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15621 Initialized DECL_LOOPING_CONST_PURE.
15622 (process_call_operands): Set tree_side_effects properly.
15623 * tree.h (TREE_READONLY_DECL_P): Removed.
15624 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15625 (DECL_LOOPING_OR_CONST_P): New macro.
15626 (struct tree_function_decl): Added looping_const_or_pure_p.
15627 (ECF_*) Renumbered.
15628 (ECF_LOOPING_OR_CONST_P): New macro.
15629 * rtlanal.c (pure_const_p): Removed.
15630 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15631 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15632 to RTL_CONST_CALL_P.
15633 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15634 (check_decl, check_tree, check_call, scan_function): Initialize
15636 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15637 (static_execute): Set looping true for recursive functions.
15638 Undo setting state to IPA_NEITHER for recursive functions.
15639 * cse.c (cse_insn):
15640 * ifcvt.c (noce_can_store_speculate_p): Changed
15641 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15642 RTL_CONST_OR_PURE_CALL_P.
15643 * dse.c (scan_insn): Ditto.
15644 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15645 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15646 RTL_CONST_OR_PURE_CALL_P.
15647 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15648 pure_call_p to RTL_CONST_CALL_P.
15649 * gimplify.c (gimplify_call_expr): Clear side effects for
15650 non-looping pure and constant calls.
15651 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15652 (flags_from_decl_or_type): Set ecf flags from decl flags.
15653 (initialize_argument_information): Turn off
15654 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15655 Change const to pure if callee_copies is true rather than just
15657 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15658 way of marking pure calls.
15659 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15660 Remove hack that was supposed to fix pr7335 and remove old
15661 way of marking pure calls.
15662 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15663 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15664 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15665 RTL_CONST_OR_PURE_CALL_P.
15666 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15667 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15668 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15669 * sched-deps.c (schedule_analyze): Ditto.
15670 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15671 return_val field of calls to represent pure and const function info.
15672 (CONST_OR_PURE_CALL_P): Deleted macro.
15673 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15674 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15675 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15677 * tree-optimize.c (execute_fixup_cfg): Added test for
15678 ECF_LOOPING_CONST_OR_PURE.
15679 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15681 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15682 effects for looping pure or const calls.
15683 (verify_gimple_expr): Added verification code.
15684 * config/alpha/alpha.c (alpha_legitimize_address,
15685 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15687 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15688 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15689 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15690 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15691 RTL_CONST_OR_PURE_CALL_P.
15692 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15693 and const calls to be deleted.
15695 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15698 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15699 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15700 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15701 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15702 to handle nonimmediate operands.
15703 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15704 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15705 to handle nonimmediate operands.
15706 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15707 (mmx_pmulhrwv4hi3): New expander. Use
15708 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15709 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15710 (sse2_umulv1siv1di3): New expander. Use
15711 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15712 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15713 (mmx_eq<mode>3): New expander. Use
15714 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15715 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15716 (mmx_uavgv8qi3): New expander. Use
15717 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15718 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15719 (mmx_uavgv4hi3): New expander. Use
15720 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15722 * config/i386/sse.md
15723 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15724 to handle nonimmediate operands.
15725 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15726 to handle nonimmediate operands.
15727 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15728 to handle nonimmediate operands.
15729 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15730 to handle nonimmediate operands.
15731 (sse2_unpckhpd_exp): New expander. Use
15732 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15733 (sse2_unpcklpd_exp): New expander. Use
15734 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15735 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15736 to handle nonimmediate operands.
15737 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15738 to handle nonimmediate operands.
15739 (*sse2_<plusminus_insn><mode>3): Rename from
15740 sse2_<plusminus_insn><mode>3 insn pattern.
15741 (sse2_<plusminus_insn><mode>3): New expander. Use
15742 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15743 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15744 (sse2_umulv2siv2di3): New expander. Use
15745 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15746 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15747 (sse4_1_mulv2siv2di3): New expander. Use
15748 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15749 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15750 (sse2_pmaddwd): New expander. Use
15751 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15752 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15753 (sse2_eq<mode>3): New expander. Use
15754 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15755 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15756 (sse4_1_eqv2di3): New expander. Use
15757 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15758 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15759 (sse2_uavgv16qi3): New expander. Use
15760 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15761 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15762 (sse2_uavgv16qi3): New expander. Use
15763 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15764 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15765 (sse2_uavgv8hi3): New expander. Use
15766 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15767 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15768 (ssse3_pmulhrswv8hi3): New expander. Use
15769 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15770 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15771 (ssse3_pmulhrswv4hi3): New expander. Use
15772 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15774 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15775 (<sse>_vmmul<mode>3): Ditto.
15776 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15778 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15779 (ssse3_pmaddubsw): Ditto.
15781 * config/i386/i386.c (struct_builtin_description)
15782 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15783 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15784 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15785 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15786 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15787 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15788 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15789 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15790 (ix86_fixup_binary_operands): Assert that src1
15791 and src2 must have the same mode when swapped.
15792 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15793 and ix86_binary_operator_ok. Do not force operands in registers
15796 2008-05-07 Jan Hubicka <jh@suse.cz>
15798 * cgraph.c (dump_cgraph_node): Update.
15799 * cgraph.h (cgraph_local_info): Break out inline summary.
15800 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15802 * ipa-inline (inline_summary): New accestor function.
15803 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15804 cgraph_decide_inlining, compute_inline_parameters): Update.
15805 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15807 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15809 Cleanup ColdFire scheduling support and add V4 pipeline model.
15811 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15812 (define_attr cpu): Add cfv4 value.
15813 (define_attr type, define_attr type1): Merge into a single 'type'
15814 attribute. Update all uses.
15815 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15816 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15818 (define_attr opx_mem, define_attr opy_mem): Remove.
15819 (define_attr op_mem): Clean up, update comment.
15820 (define_attr size): Use specific values instead of general int.
15821 (define_attr guess, define_attr split): Remove. Update all uses.
15822 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15823 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15824 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15825 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15826 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15827 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15828 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15829 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15830 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15831 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15832 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15833 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15834 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15835 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15836 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15837 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15838 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15839 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15840 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15841 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15842 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15843 Update or set attributes.
15844 (stack_tie): New fake instruction.
15846 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15847 (m68k_sched_attr_size): Update declaration.
15848 (m68k_sched_attr_type2): Remove.
15849 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15850 Declare new bypass predicates.
15852 * config/m68k/m68k.c (m68k_sched_issue_rate,
15853 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15855 (TARGET_SCHED_ISSUE_RATE,
15856 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15857 (override_options): Handle scheduling for ColdFire V4 core.
15858 (m68k_expand_prologue): Emit stack_tie.
15859 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15860 'OP_TYPE_FPN'. Update all uses.
15861 (sched_guess_p): Remove.
15862 (sched_address_type): Handle symbolic addresses.
15863 (sched_get_operand): New static function.
15864 (sched_operand_type): Merge into sched_attr_op_type.
15865 (sched_attr_op_type): Handle FP registers, handle quick constants,
15867 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15868 (m68k_sched_attr_size): Update. Move logic to ...
15869 (sched_get_attr_size_int): New static function.
15870 (sched_get_opxy_mem_type): New static function.
15871 (m68k_sched_attr_op_mem): Update.
15872 (m68k_sched_attr_type2): Remove.
15873 (sched_cfv4_bypass_data): New static variable.
15874 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15875 (m68k_sched_issue_rate): Implement scheduler hook.
15876 (struct _sched_ib: enabled_p): New field.
15877 (m68k_sched_variable_issue): Update. Handle V4.
15878 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15879 sched_dump_class_func_t, sched_dump_split_class,
15880 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15881 sched_dump_dfa_class, m68k_sched_dump): Remove.
15882 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15884 (m68k_sched_init_global): Remove statisctics dumping, introduce
15885 sanity check that all instructions have pipeline reservations. Handle
15887 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15888 Handle ColdFire V4 core.
15889 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15890 New static functions.
15891 (m68k_sched_address_bypass_p): New bypass predicate.
15892 (sched_get_indexed_address_scale): New static function.
15893 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15895 * cf.md: Update comments.
15896 (define_attr type2): Remove. Use 'type' attribute instead.
15898 (cf_ib): Rename to cfv123_ib. Update all uses.
15899 (cf_oep): Rename to cfv123_oep. Update all uses.
15900 (cf_chr): Rename to cfv123_chr. Update all uses.
15901 (cf_mem): Rename to cfv123_mem. Update all uses.
15902 (cf_mac): Move to more appropriate place.
15903 (cfv123_guess): New automaton and cpu_unit.
15904 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15905 Update uses of 'size' attribute. Handle before reload scheduling.
15906 (cfv123_guess): New dummy reservation for unhandled instructions.
15907 (cfv4_*): Pipeline description of ColdFire V4 core.
15908 (ignore): New reservation to handle 'ignore' type.
15910 2008-05-07 Ian Lance Taylor <iant@google.com>
15912 PR middle-end/36013
15913 * gimplify.c (find_single_pointer_decl_1): Don't look through
15915 (find_single_pointer_decl): Adjust comments.
15917 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15919 PR middle-end/36137
15920 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15921 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15923 PR middle-end/36106
15924 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15925 integral type rather than floating point, then VIEW_CONVERT_EXPR
15926 to the floating point type.
15928 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15930 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15931 TFmode op0 to register.
15933 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15935 * c-decl.c (grokdeclarator): Comment typo.
15937 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15939 * tree-flow.h: Remove prototype for computed_goto_p.
15940 * tree-cfg.c (computed_goto_p): Make static.
15942 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15945 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15946 (contains_aligned_value_p): This. Handle _Decimal128.
15947 (ix86_function_arg_boundary): Only align _Decimal128 to its
15948 natural boundary and handle it properly.
15950 2008-05-06 Martin Jambor <mjambor@suse.cz>
15952 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15953 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15954 (ipcp_method_set_orig_node): Removed.
15955 (ipcp_cval_get_cvalue_type): Removed.
15956 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15957 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15958 (ipcp_cval_set_cvalue_type): Removed.
15959 (ipcp_cval_get_cvalue): Removed.
15960 (ipcp_cval_set_cvalue): Removed.
15961 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15962 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15963 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15964 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15965 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15966 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15967 (ipcp_get_ith_lattice): Changed parameters.
15968 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15969 (ipcp_lattice_from_jfunc): Changed parameters.
15970 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15971 (ipcp_method_cval_print): Added temporary variable info.
15972 (ipcp_redirect): Removed already unused local variable caller.
15973 (ipcp_redirect): New temporary variable orig_callee_info
15974 (ipcp_redirect): Removed newly unused local variable callee.
15975 (ipcp_redirect): Removed (a bit confusing) local variable type.
15976 (ipcp_insert_stage): Added local variable info.
15977 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15979 (ipcp_formal_create): Removed.
15980 (ipcp_method_cval_set): Removed.
15981 (ipcp_propagate_stage): Renamed lattice variables.
15982 (ipcp_method_cval_set_cvalue_type): Removed.
15983 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15984 (ipcp_print_all_lattices): Changed printed strings to refer to
15985 lattices rather than cvals.
15986 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15987 (ipcp_propagate_const): Changed formal parameters.
15988 (build_const_val): Changed formal parameters.
15989 (ipcp_insert_stage): Removed useless variable cvalue
15990 (build_const_val): Changed formal parameters.
15991 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15992 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15993 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15994 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15995 (ipcp_print_func_profile_counts): Changed string from "method" to
15997 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15998 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15999 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16000 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16001 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16002 (ipcp_lat_is_const): Changed parameters and made inline.
16003 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16004 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16005 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16006 the predicate condition directly
16007 (ipcp_propagate_stage): Added local variable args. Removed local
16008 variable callee. (Both are mere code simplifications.)
16009 (ipcp_method_dont_insert_const): Renamed to
16010 ipcp_node_not_modifiable_p.
16011 (ipcp_node_not_modifiable_p): Made inline.
16012 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16013 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16014 (ipcp_print_all_lattices): Removed variable cvalue
16015 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16018 2008-05-06 Olivier Hainque <hainque@adacore.com>
16020 * tree-sra.c (try_instantiate_multiple_fields): Early return
16021 if field has POINTER_TYPE.
16023 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16025 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16026 by using 'q' specifier for instruction.
16027 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16029 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16031 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16032 Change mode of zero_extract from QImode to HImode.
16033 (sign bit tests peepholes): (Ditto.).
16035 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16037 * config/i386/mmx.md: Remove double backslashes from asm templates.
16038 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16039 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16040 to handle nonimmediate operands.
16041 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16042 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16043 to handle nonimmediate operands.
16044 (*mmx_<code>v2sf3_finite): New insn pattern.
16045 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16046 (mmx_<code>v2sf3): New expander. Use
16047 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16048 (mmx_<plusminus_insn><mode>3): New expander. Use
16049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16050 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16051 (mmx_add<mode>3): Removed.
16052 (mmx_ssadd<mode>3): Ditto.
16053 (mmx_usadd<mode>3): Ditto.
16054 (mmx_sub<mode>3): Ditto.
16055 (mmx_sssub<mode>3): Ditto.
16056 (mmx_ussub<mode>3): Ditto.
16057 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16058 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16059 to handle nonimmediate operands.
16060 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16062 (mmx_smulv4hi3_highpart): New expander. Use
16063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16064 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16066 (mmx_umulv4hi3_highpart): New expander. Use
16067 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16068 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16069 (mmx_<code>v4hi3): New expander. Use
16070 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16071 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16072 (mmx_<code>v8qi3): New expander. Use
16073 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16074 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16075 (mmx_<code><mode>3): New expander. Use
16076 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16078 2008-05-05 Jan Hubicka <jh@suse.cz>
16080 PR tree-optimization/36118
16081 * passes.c (pass_init_dump_file): Fix dump header.
16083 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16085 PR middle-end/36141
16086 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16087 VCE for function decls.
16089 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16091 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16093 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16095 * config/i386/i386.md (sat_plusminus): New.
16096 (plusminus_insn): Likewise.
16097 (plusminus_mnemonic): Likewise.
16099 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16100 (*<addsub><mode>3_cc_overflow): Renamed to ...
16101 (*<plusminus_insn><mode>3_cc_overflow): This.
16102 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16103 (*<plusminus_insn>si3_zext_cc_overflow): This.
16105 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16106 (<plusminus_insn><mode>3): This.
16107 (*<addsub><mode>3): Renamed to ...
16108 (*<plusminus_insn><mode>3): This.
16109 (<sse>_vm<addsub><mode>3): Renamed to ...
16110 (<sse>_vm<plusminus_insn><mode>3): This.
16111 (sse3_h<addsub>v4sf3): Renamed to ...
16112 (sse3_h<plusminus_insn>v4sf3): This.
16113 (sse3_h<addsub>v2df3): Renamed to ...
16114 (sse3_h<plusminus_insn>v2df3): This.
16115 (<plusminus_insn><mode>3): New.
16116 (*<plusminus_insn><mode>3): Likewise.
16117 (sse2_<plusminus_insn><mode>3): Likewise.
16118 (add<mode>): Removed.
16119 (*add<mode>3): Likewise.
16120 (sse2_ssadd<mode>3): Likewise.
16121 (sse2_usadd<mode>3): Likewise.
16122 (sub<mode>3): Likewise.
16123 (*sub<mode>3): Likewise.
16124 (sse2_sssub<mode>3): Likewise.
16125 (sse2_ussub<mode>3): Likewise.
16127 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16129 * gthr-single.h: Add in required interface elements as per gthr.h.
16130 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16131 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16132 Generalize UNUSED macro.
16133 (__gthread_once): Add.
16134 (__gthread_key_create): Add.
16135 (__gthread_key_delete): Add.
16136 (__gthread_getspecific): Add.
16137 (__gthread_setspecific): Add.
16139 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16141 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16142 the same size types for the indirect reference on the rhs, then
16145 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16147 * config/i386/i386.md
16148 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16149 one insn template instead of template series.
16150 (*xordi_1_rex64): Ditto.
16151 (*xordi_2_rex64): Ditto.
16153 2008-05-05 Ira Rosen <irar@il.ibm.com>
16155 PR tree-optimization/36119
16156 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16159 2008-06-04 Jan Hubicka <jh@suse.cz>
16161 tree-optimization/36100
16162 * tree-pass.h (pass_O0_always_inline): Declare.
16163 * ipa-inline.c (inline_transform): Remove dead code.
16164 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16165 pass_O0_always_inline): New.
16166 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16168 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16170 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16171 mnemonic in this_param move for TARGET_64BIT.
16173 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16175 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16176 (*strmovsi_rex_1): Ditto.
16177 (*strsetsi_1): Ditto.
16178 (*strsetsi_rex_1): Ditto.
16180 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16181 adddicc expanders using SWI mode iterator.
16183 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16186 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16189 2008-05-04 David S. Miller <davem@davemloft.net>
16191 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16192 (sparc*-*-linux*): Use linux.h in tm_file.
16193 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16194 compiler defaulting to 32-bit.
16195 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16197 * config/sparc/linux.h: Remove definitions now obtained
16198 properly from linux.h
16199 * config/sparc/linux64.h: Likewise.
16200 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16201 don't want this setting for 32-bit builds in a biarch compiler.
16202 * doc/install.texi: Add sparc-linux to list of targets
16203 supporting --enable-targets=all.
16205 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16207 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16209 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16211 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16212 after V4SI_FTYPE_V8HI.
16213 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16214 case V4SI_FTYPE_V2DF.
16216 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16218 * doc/invoke.texi (max-flow-memory-locations): Removed.
16219 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16221 2008-05-03 Richard Guenther <rguenther@suse.de>
16223 PR middle-end/34973
16224 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16226 2008-05-02 David S. Miller <davem@davemloft.net>
16228 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16230 2008-05-02 Simon Baldwin <simonb@google.com>
16233 * c-common.h (warn_array_subscript_range): Removed.
16234 * c-common.c (warn_array_subscript_range): Ditto.
16235 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16236 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16238 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16240 * config/i386/i386.c (ix86_special_builtin_type): New.
16241 (bdesc_special_args): Likewise.
16242 (ix86_expand_special_args_builtin): Likewise.
16243 (ix86_init_mmx_sse_builtins): Updated.
16244 (ix86_expand_builtin): Updated.
16245 (ix86_expand_store_builtin): Removed.
16246 (ix86_expand_unop_builtin): Likewise.
16248 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16249 * config/i386/mmintrin.h (__v2sf): Here.
16251 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16253 (_mm_loadl_pi): Likewise.
16254 (_mm_storeh_pi): Replace __v2si with __v2sf.
16255 (_mm_storel_pi): Likewise.
16257 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16258 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16259 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16260 __builtin_ia32_loadlpd.
16262 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16264 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16265 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16266 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16267 (ix86_init_mmx_sse_builtins): Updated.
16268 (ix86_expand_args_builtin): Likewise.
16269 (ix86_expand_builtin): Likewise.
16270 (ix86_expand_unop1_builtin): Renamed to ...
16271 (ix86_expand_unop_vec_merge_builtin): This.
16273 2008-05-01 Jan Hubicka <jh@suse.cz>
16276 * ipa-inline.c (inline_generate_summary): Make static.
16277 (inline_transform): Do not call inlining at -O0; make static.
16278 * passes.c (execute_todo): Add sanity check.
16279 (execute_one_ipa_transform_pass): Execute proper flags.
16281 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16283 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16284 (DECL_NONADDRESSABLE_P): Likewise.
16285 * alias.c (record_component_aliases): Fix comment.
16287 2008-05-01 Simon Baldwin <simonb@google.com>
16289 * c-common.h (warn_array_subscript_range): New function.
16290 * c-common.c (warn_array_subscript_range): Ditto.
16291 * tree-vrp.c (check_array_ref): Corrected code to agree with
16292 comment, ignoring only arrays of size 0 or size 1.
16293 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16295 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16297 * config/i386/i386.c (ix86_builtin_type): Replace
16298 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16299 (bdesc_args): Updated.
16300 (ix86_init_mmx_sse_builtins): Likewise.
16301 (ix86_expand_args_builtin): Likewise.
16303 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16306 * doc/extend.texi: Correct __builtin_ia32_palignr.
16308 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16311 * config/i386/i386.c (bdesc_crc32): Removed.
16312 (ix86_expand_crc32): Likewise.
16313 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16314 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16315 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16316 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16317 UINT_FTYPE_UINT_UCHAR.
16318 (bdesc_args): Updated. Add crc32 builtins.
16319 (ix86_init_mmx_sse_builtins): Updated.
16320 (ix86_expand_args_builtin): Updated to support subreg.
16322 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16324 2008-05-01 Jan Hubicka <jh@suse.cz>
16326 * tree-pass.h (opt_pass): Add IPA_PASS.
16327 (varpool_node, cgraph_node): Forward declare.
16328 (ipa_opt_pass): Define.
16329 (pass_ipa_inline): Turn into ipa_opt_pass.
16330 (pass_apply_inline): Remove.
16331 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16332 (apply_inline): Turn into ....
16333 (inline_transform): ... this one.
16334 (inline_generate_summary): New function.
16335 (pass_apply_inline): Remove.
16336 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16338 (struct function): Add ipa_transforms_to_apply.
16339 * passes.c (register_one_dump_file): Work on IPA_PASS.
16340 (init_optimization_passes): Remove pass_inline_parameters and
16342 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16343 (execute_one_pass) ... here; apply transforms when possible.
16344 (add_ipa_transform_pass, execute_ipa_summary_asses,
16345 execute_one_ipa_transform_pass): New.
16346 (execute_ipa_pass_list): Update for IPA_PASS type.
16348 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16350 * config/i386/i386.c (ix86_builtin_type): Add
16351 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16352 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16353 (bdesc_args): Add SSE4a builtins.
16354 (ix86_init_mmx_sse_builtins): Updated.
16355 (ix86_expand_args_builtin): Likewise.
16356 (ix86_expand_builtin): Likewise.
16358 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16360 * config/i386/i386.c (ix86_builtin_type): Add
16361 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16362 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16363 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16364 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16365 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16366 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16367 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16368 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16369 and DI_FTYPE_DI_DI_INT.
16370 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16371 (ix86_init_mmx_sse_builtins): Updated.
16372 (ix86_expand_args_builtin): Likewise.
16373 (ix86_expand_builtin): Likewise.
16374 (ix86_expand_binop_imm_builtin): Removed.
16376 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16378 2008-04-30 Richard Guenther <rguenther@suse.de>
16380 PR tree-optimization/32921
16381 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16383 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16385 * config/arm/arm.c (arm_unwind_emit): Use
16386 crtl->all_throwers_are_sibcalls instead of
16387 cfun->all_throwers_are_sibcalls.
16388 (arm_output_fn_unwind): Likewise.
16389 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16390 instead of cfun->uses_pic_offset_table.
16391 (frv_expand_prologue): Likewise.
16392 (frv_frame_pointer_required): Likewise.
16393 (frv_expand_fdpic_call): Likewise.
16394 (frv_emit_movsi): Likewise.
16395 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16396 cfun->returns_pcc_struct instead of
16397 current_function_returns_pcc_struct.
16398 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16399 instead of cfun->calls_eh_return.
16400 (m32c_pushm_popm): Likewise.
16401 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16402 "extern" declaration.
16404 2008-04-30 Richard Guenther <rguenther@suse.de>
16406 PR tree-optimization/21636
16407 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16409 (evaluate_stmt): Print the likely value.
16410 (ccp_visit_stmt): Avoid excessive vertical spacing.
16412 2008-04-30 Rafael EspÃndola <espindola@google.com>
16414 * builtins.c (fold_call_expr): Return realret.
16415 * tree-ssa-threadedge.c
16416 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16417 __builtin_object_size.
16419 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16421 * gcc.c (wrapper_string): New variable.
16422 (insert_wrapper): New function.
16423 (execute): New option -wrapper.
16424 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16426 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16428 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16429 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16430 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16432 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16433 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16434 config/rs6000/e500crtres64gprctr.asm,
16435 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16436 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16437 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16438 config/rs6000/e500crtsav64gprctr.asm,
16439 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16440 config/rs6000/e500crtsavg64gprctr.asm: New files.
16441 * config/rs6000/t-ppccomm: Add build rules for new files.
16442 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16443 * config/rs6000/t-netbsd: Add build rules for new files.
16444 (LIB2FUNCS_STATIC_EXTRA): New variable.
16445 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16446 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16447 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16449 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16451 * config/i386/i386.c (ix86_builtin_type): Add
16452 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16453 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16454 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16455 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16456 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16457 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16458 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16459 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16460 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16461 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16462 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16463 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16464 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16465 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16466 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16467 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16468 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16469 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16470 V1DI_FTYPE_V2SI_V2SI.
16471 (bdesc_2arg): Moved to ...
16472 (bdesc_args): Here.
16473 (ix86_init_mmx_sse_builtins): Updated.
16474 (ix86_expand_args_builtin): Updated. Take a pointer
16475 to const struct builtin_description. Handle comparison
16477 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16478 (ix86_expand_builtin): Updated.
16480 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16481 (ssse3_pmaddubsw128): This.
16482 (ssse3_pmaddubswv4hi3): Renamed to ...
16483 (ssse3_pmaddubsw): This.
16485 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16486 (__builtin_ia32_packssdw128): Likewise.
16487 (__builtin_ia32_packuswb128): Likewise.
16488 (__builtin_ia32_pmaddubsw): Likewise.
16489 (__builtin_ia32_pmaddubsw128): Likewise.
16491 2008-04-30 Richard Guenther <rguenther@suse.de>
16493 PR tree-optimization/14847
16494 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16495 (recognize_bits_test): Use it.
16496 (recognize_single_bit_test): Likewise.
16498 2008-04-30 Martin Jambor <mjambor@suse.cz>
16500 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16501 instead of setting number of formal parameters to zero.
16502 (ipcp_init_stage): Do not set the number of actual parameters to zero
16504 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16505 which are called with variable number of arguments.
16506 (ipcp_insert_stage): Explicitely skipping all nodes which are
16507 called with variable number of arguments.
16508 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16509 number of parameters.
16511 * ipa-prop.h (struct ipa_node_params): Added flag
16512 called_with_var_arguments
16513 (ipa_set_param_count): Added. Changed sole setter to use it.
16514 (ipa_get_param_count): Added. All readers of param_count
16515 converted to use it instead.
16516 (ipa_set_called_with_variable_arg): Added.
16517 (ipa_is_called_with_var_arguments): Added.
16518 (ipa_get_ith_param): Added. All readers of param_decls converted
16520 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16522 (ipa_get_cs_argument_count): Added, all readers of argument_count
16524 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16527 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16528 (struct ipcp_lattice): Renamed cval_type to type
16529 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16531 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16532 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16533 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16534 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16535 (build_const_val): Changed the type of parameter cvalue to tree
16536 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16537 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16539 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16542 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16543 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16544 (ipa_add_method): Renamed to ipa_push_func_to_list
16545 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16546 (ipa_callsite_param_count): Removed.
16547 (ipa_callsite_param_count_set): Removed.
16548 (ipa_callsite_param): Removed.
16549 (ipa_callsite_callee): Removed.
16550 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16551 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16552 (ipa_method_formal_count): Removed.
16553 (ipa_method_formal_count_set): Removed.
16554 (ipa_method_get_tree): Removed.
16555 (ipa_method_tree_map_create): Removed.
16556 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16557 (ipa_create_param_decls_array): Creates the array itself
16558 (ipa_create_param_decls_array): Temporary variable info instead of
16559 a few dereferences.
16560 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16561 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16562 (get_type): Removed.
16563 (ipa_jf_get_info_type): Removed.
16564 (ipa_node_create): Renamed to ipa_create_node_params
16565 (ipa_free): Renamed to ipa_free_all_node_params
16566 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16567 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16568 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16569 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16570 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16571 ipa_free_all_edge_args
16572 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16573 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16574 (ipa_create_methodlist_node): Removed.
16575 (ipa_methodlist_method): Removed.
16576 (ipa_methodlist_method_set): Removed.
16577 (ipa_methodlist_next_method): Removed.
16578 (ipa_methodlist_next_method_set): Removed.
16579 (ipa_method_is_modified): Removed.
16580 (ipa_method_modify_create): Removed.
16581 (ipa_method_modify_init): Temporary variable info instead of a few
16583 (ipa_detect_param_modifications): Temporary variable info instead of
16584 a few dereferences.
16585 (ipa_compute_jump_functions): Temporary variable info instead of
16586 a few dereferences.
16587 (ipa_method_modify_set): Removed.
16588 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16589 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16590 than craph_node as the first parameter.
16591 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16592 (ipa_method_modify_init): Removed.
16593 (ipa_compute_jump_functions): Added a temp variable instead of
16594 repeatadly dereferencing the cgraph_edge.aux pointer
16595 (ipa_callsite_param_set_type): Removed.
16596 (ipa_compute_jump_functions): i renamed to index and moved to
16598 (ipa_callsite_param_set_info_type_formal): Removed.
16599 (ipa_callsite_param_set_info_type): Removed.
16600 (ipa_callsite_param_map_create): Removed.
16601 (ipa_callsite_tree): Removed.
16602 (ipa_callsite_caller): Removed.
16603 (ipa_pop_func_from_list): return_method removed to return_func
16605 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16606 prefixed all values with IPA_. Changed all users.
16607 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16608 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16609 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16610 (union parameter_info): Renamed to jump_func_value.
16611 (union jump_func_value): Renamed value to constant
16612 (struct ipa_jump_func): Renamed info_type to value
16613 (struct ipa_node): Renamed to ipa_node_params
16614 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16615 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16616 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16617 (struct ipa_edge): Renamed to ipa_edge_args
16618 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16619 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16620 (struct ipa_methodlist): Renamed to ipa_func_list
16621 (struct ipa_func_list): method_p renamed to node, next_method
16623 (ipa_methodlist_p): Removed, switched all users to struct pointer
16624 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16626 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16628 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16629 (rs6000_emit_epilogue): Use backchain to restore only when we
16630 have a large frame. Make use of frame pointer to restore if we
16631 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16633 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16635 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16636 Add mode to zero_extract.
16637 (sign bit tests peepholes): (Ditto.).
16639 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16641 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16642 Instructions in comments with SSE3.
16643 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16644 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16645 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16646 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16647 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16648 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16649 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16650 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16651 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16652 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16653 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16654 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16655 (bdesc_sse_args): Renamed to ...
16656 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16657 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16658 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16659 IX86_BUILTIN_FABSQ.
16660 (bdesc_1arg): Moved to ...
16661 (bdesc_args): Here.
16662 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16663 Instructions in comments with SSE3.
16664 (ix86_expand_sse_operands_builtin): Renamed to ...
16665 (ix86_expand_args_builtin): This. Updated.
16666 (ix86_expand_unop1_builtin): Update comments.
16667 (ix86_expand_builtin): Updated.
16669 2008-04-29 Richard Guenther <rguenther@suse.de>
16671 PR tree-optimization/36078
16672 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16673 Update virtual SSA form after cleaning up the CFG.
16675 2008-04-29 Richard Guenther <rguenther@suse.de>
16677 PR middle-end/15255
16678 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16680 2008-04-29 Richard Guenther <rguenther@suse.de>
16682 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16683 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16684 (compute_flow_insensitive_aliasing): Do not treat
16685 PTR_IS_REF_ALL pointers special.
16686 (get_smt_for): Likewise.
16687 (may_alias_p): Re-structure.
16688 (is_escape_site): A ref-all pointer conversion is not an escape site.
16689 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16690 PTR_IS_REF_ALL pointers special.
16691 * tree-ssa-structalias.h (struct alias_info): Remove
16692 ref_all_symbol_mem_tag field.
16693 (PTR_IS_REF_ALL): Remove.
16695 2008-04-29 Richard Guenther <rguenther@suse.de>
16697 PR middle-end/36077
16698 * fold-const.c (extract_muldiv_1): In combining division constants
16699 make sure to never overflow.
16701 2008-04-29 Nick Clifton <nickc@redhat.com>
16703 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16705 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16708 * optc-gen.awk: Work around HP-UX/IA awk bug.
16710 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16712 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16715 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16718 * config/i386/i386.md
16719 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16720 Change operand 1 predicate to nonimmediate_operand.
16722 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16725 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16727 * gengtype.c (walk_type, write_func_for_structure): Handle
16729 * doc/gty.texi: Document chain_circular.
16731 2008-04-28 Richard Guenther <rguenther@suse.de>
16733 PR tree-optimization/36066
16734 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16737 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16740 * config/i386/i386.md
16741 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16742 Use match_scratch instead of match_operand for operands 3 and 4.
16744 2008-04-27 Richard Guenther <rguenther@suse.de>
16746 PR tree-optimization/18754
16747 PR tree-optimization/34223
16748 * tree-pass.h (pass_complete_unrolli): Declare.
16749 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16750 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16751 Rewrite loop into loop closed SSA form if it is not already.
16752 (tree_unroll_loops_completely): Re-structure to iterate over
16753 innermost loops with intermediate CFG cleanups.
16754 Unroll outermost loops only if requested or the code does not grow
16756 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16757 loops are available.
16758 (tree_vectorize): Instead do so here.
16759 (tree_complete_unroll): Also unroll outermost loops.
16760 (tree_complete_unroll_inner): New function.
16761 (gate_tree_complete_unroll_inner): Likewise.
16762 (pass_complete_unrolli): New pass.
16763 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16764 uses outside of the loop.
16765 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16766 form if it is available.
16767 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16768 * passes.c (init_optimization_passes): Schedule complete inner
16769 loop unrolling pass before the first CCP pass after final inlining.
16771 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16773 * targhooks.h (default_emutls_var_fields,
16774 default_emutls_var_init): Declare.
16775 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16776 * target.h (struct gcc_target): Add struct emutls member.
16777 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16778 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16779 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16780 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16781 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16782 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16783 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16784 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16785 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16786 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16787 emit debug information.
16788 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16789 * varasm.c: Include targhooks.h.
16790 (emutls_object_section, emutls_tmpl_section): New.
16791 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16792 (EMUTLS_SEPARATOR): New.
16793 (prefix_name): New.
16794 (get_emutls_object_name): New.
16795 (default_emutls_var_fields): New, broken out of ...
16796 (get_emutls_object_type): ... here. Adjust to use target hooks.
16797 (get_emutls_init_templ_addr): Adjust to use target hooks.
16798 (emutls_decl): Adjust to use target hooks.
16799 (emutls_finish): Likewise.
16800 (default_emutls_var_init): New, broken out of ...
16801 (assemble_variable): ... here. Adjust to use target hooks.
16802 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16803 SECCAT_EMUTLS_TMPL.
16804 * c-common.c (handle_section_attribute): Prevent overriding
16805 sections for emulated tls with special sections.
16806 * config/i386/i386.c (x86_64_elf_select_section): Add
16807 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16808 (x86_64_elf_unique_section): Likewise.
16809 * config/vxworks.c: Include tree.h.
16810 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16811 (vxworks_override_options): Set TLS scheme.
16812 * doc/tm.texi (Emulated TLS): New node.
16814 2008-04-26 Simon Baldwin <simonb@google.com>
16817 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16818 with propagated string constants.
16820 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16822 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16823 constraint for operand 2 when operand 0 is memory operand.
16824 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16825 operand 0 is memory operand.
16826 (fix_trunc<mode>_i387_with_temp): Ditto.
16827 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16828 operand 2 when operand 1 is memory operand.
16829 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16830 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16831 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16832 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16833 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16834 operands 2,3 and 4 when operand 1 is memory operand.
16835 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16837 (fistdi2_floor_with_temp): Ditto.
16838 (fist<mode>2_floor_with_temp): Ditto.
16839 (fistdi2_ceil_with_temp): Ditto.
16840 (fist<mode>2_ceil_with_temp): Ditto.
16841 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16843 2008-04-26 David Daney <ddaney@avtrex.com>
16845 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16847 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16848 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16849 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16850 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16851 (compare_and_swap_12): New insn.
16852 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16853 * config/mips/mips.c (mips_force_binary): New function.
16854 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16855 (mips_expand_compare_and_swap_12): New function.
16856 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16858 2008-04-25 Jan Hubicka <jh@suse.cz>
16861 * cfgexpand.c (pass_expand): Turn into RTL pass.
16862 * passes.c (execute_one_pass): Do pass typechecking after execution.
16863 * tree-pass.h (pass_expand): Turn into RTL pass.
16865 * function.h (struct rtl_data): Move here fields
16866 accesses_prior_frames, calls_eh_return, saves_all_registers,
16867 has_nonlocal_goto, has_asm_statement, is_thunk,
16868 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16869 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16870 arg_pointer_save_area_init from struct function; turn into bool.
16871 (struct function): Move
16872 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16873 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16874 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16875 tail_call_emit, arg_pointer_save_area_init
16876 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16877 (current_function_returns_struct, current_function_returns_pcc_struct,
16878 current_function_calls_setjmp, current_function_calls_alloca,
16879 current_function_accesses_prior_frames,
16880 current_function_calls_eh_return, current_function_is_thunk,
16881 current_function_stdarg, current_function_profile,
16882 current_function_limit_stack, current_function_uses_pic_offset_table,
16883 current_function_uses_const_pool, current_function_has_nonlocal_label,
16884 current_function_saves_all_registers,
16885 current_function_has_nonlocal_goto,
16886 current_function_has_asm_statement): Remove accesor macros.
16887 * ra-conflict.c (global_conflicts): Update.
16888 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16889 (suitable_for_tail_call_opt_p): Update.
16890 * builtins.c (expand_builtin_return_addr): Update.
16891 (expand_builtin_setjmp_setup): Update.
16892 (expand_builtin_nonlocal_goto): Update.
16893 * final.c (final_start_function): Update.
16894 (profile_function): Update.
16895 (leaf_function_p): Update.
16896 (only_leaf_regs_used): Update.
16897 * df-scan.c (df_get_exit_block_use_set): Update.
16898 * dojump.c (clear_pending_stack_adjust): Update.
16899 * tree-stdarg.c (gate_optimize_stdarg): Update.
16900 * gimple-low.c (lower_function_body): Update.
16901 * global.c (compute_regsets): Update.
16902 (global_alloc): Update.
16903 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16904 * expr.c (expand_assignment): Update.
16905 * dse.c (dse_step0): Update.
16906 (dse_step1): Update.
16907 * c-decl.c (store_parm_decls): Update.
16908 * local-alloc.c (combine_regs): Update.
16909 (find_free_reg): Update.
16910 * function.c (assign_parms_augmented_arg_list): Update.
16911 (assign_parm_find_data_types): Update.
16912 (assign_parms): Update.
16913 (allocate_struct_function): Update.
16914 (expand_function_start): Update.
16915 (expand_function_end): Update.
16916 (get_arg_pointer_save_area): Update.
16917 (thread_prologue_and_epilogue_insns): Update.
16918 (rest_of_match_asm_constraints): Update.
16919 * stor-layout.c (variable_size): Update.
16920 * gcse.c (gcse_main): Update.
16921 (bypass_jumps): Update.
16922 * gimplify.c (gimplify_function_tree): Update.
16923 * calls.c (emit_call_1): Update.
16924 (expand_call): Update.
16925 * bt-load.c (compute_defs_uses_and_gen): Update.
16926 * except.c (sjlj_assign_call_site_values): Update.
16927 (sjlj_emit_function_enter): Update.
16928 (can_throw_external): Update.
16929 (set_nothrow_function_flags): Update.
16930 (expand_builtin_unwind_init): Update.
16931 (expand_eh_return): Update.
16932 (convert_to_eh_region_ranges): Update.
16933 (output_function_exception_table): Update.
16934 * emit-rtl.c (gen_tmp_stack_mem): Update.
16935 * cfgexpand.c (expand_used_vars): Update.
16936 (tree_expand_cfg): Update.
16937 * cfgcleanup.c (rest_of_handle_jump): Update.
16938 * explow.c (allocate_dynamic_stack_space): Update.
16939 * varasm.c (assemble_start_function): Update.
16940 (force_const_mem): Update.
16941 (mark_constant_pool): Update.
16942 * tree-optimize.c (tree_rest_of_compilation): Update.
16943 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16944 * tree-cfg.c (notice_special_calls): Update.
16945 (is_ctrl_altering_stmt): Update.
16946 (tree_can_make_abnormal_goto): Update.
16947 (tree_purge_dead_abnormal_call_edges): Update.
16948 * config/alpha/predicates.md: Update.
16949 * config/alpha/alpha.c (alpha_sa_mask): Update.
16950 (alpha_sa_size): Update.
16951 (alpha_does_function_need_gp): Update.
16952 (alpha_expand_prologue): Update.
16953 (alpha_start_function): Update.
16954 (alpha_output_function_end_prologue): Update.
16955 (alpha_expand_epilogue): Update.
16956 * config/frv/frv.c (frv_stack_info): Update.
16957 (frv_expand_epilogue): Update.
16958 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16959 (s390_register_info): Update.
16960 (s390_frame_info): Update.
16961 (s390_init_frame_layout): Update.
16962 (s390_can_eliminate): Update.
16963 (save_gprs): Update.
16964 * config/spu/spu.c (spu_split_immediate): Update.
16965 (need_to_save_reg): Update.
16966 (spu_expand_prologue): Update.
16967 (spu_expand_epilogue): Update.
16968 * config/sparc/sparc.md: Update.
16969 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16970 (sparc_tls_got): Update.
16971 (legitimize_pic_address): Update.
16972 (sparc_emit_call_insn): Update.
16973 (sparc_expand_prologue): Update.
16974 (output_return): Update.
16975 (print_operand): Update.
16976 (sparc_function_ok_for_sibcall): Update.
16977 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16978 * config/m32r/m32r.md: Update.
16979 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16980 (m32r_compute_frame_size): Update.
16981 (m32r_expand_prologue): Update.
16982 (m32r_expand_epilogue): Update.
16983 (m32r_legitimize_pic_address): Update.
16984 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16985 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16986 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16987 (gen_push): Update.
16988 (ix86_save_reg): Update.
16989 (ix86_compute_frame_layout): Update.
16990 (ix86_expand_prologue): Update.
16991 (ix86_expand_epilogue): Update.
16992 * config/sh/sh.c (output_stack_adjust): Update.
16993 (calc_live_regs): Update.
16994 (sh5_schedule_saves): Update.
16995 (sh_expand_prologue): Update.
16996 (sh_expand_epilogue): Update.
16997 (sh_setup_incoming_varargs): Update.
16998 (sh_allocate_initial_value): Update.
16999 (sh_get_pr_initial_val): Update.
17000 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17001 * config/sh/sh.md (label:): Update.
17002 * config/avr/avr.c (out_movhi_mr_r): Update.
17003 * config/crx/crx.h (enum): Update.
17004 * config/xtensa/xtensa.h (along): Update.
17005 * config/stormy16/stormy16.c Update.
17006 (xstormy16_compute_stack_layout): Update.
17007 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17008 (fr30_expand_prologue): Update.
17009 * config/cris/cris.c (cris_conditional_register_usage): Update.
17010 (cris_reg_saved_in_regsave_area): Update.
17011 (cris_initial_frame_pointer_offset): Update.
17012 (cris_simple_epilogue): Update.
17013 (cris_expand_prologue): Update.
17014 (cris_expand_epilogue): Update.
17015 (cris_expand_pic_call_address): Update.
17016 (cris_asm_output_symbol_ref): Update.
17017 (cris_asm_output_label_ref): Update.
17018 * config/cris/cris.md Update.
17019 * config/iq2000/iq2000.c (compute_frame_size): Update.
17020 (iq2000_expand_epilogue): Update.
17021 * config/mt/mt.h (save_direction): Update.
17022 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17023 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17024 (ia64_secondary_reload_class): Update.
17025 * config/m68k/m68k.c (m68k_save_reg): Update.
17026 (m68k_expand_prologue): Update.
17027 (m68k_expand_epilogue): Update.
17028 (legitimize_pic_address): Update.
17029 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17030 (first_reg_to_save): Update.
17031 (first_altivec_reg_to_save): Update.
17032 (compute_vrsave_mask): Update.
17033 (compute_save_world_info): Update.
17034 (rs6000_stack_info): Update.
17035 (spe_func_has_64bit_regs_p): Update.
17036 (rs6000_ra_ever_killed): Update.
17037 (rs6000_emit_eh_reg_restore): Update.
17038 (rs6000_emit_allocate_stack): Update.
17039 (rs6000_emit_prologue): Update.
17040 (rs6000_emit_epilogue): Update.
17041 (rs6000_output_function_epilogue): Update.
17042 (output_profile_hook): Update.
17043 (rs6000_elf_declare_function_name): Update.
17044 * config/rs6000/rs6000.h (rs6000_args): Update.
17045 * config/rs6000/rs6000.md: Update.
17046 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17047 * config/arc/arc.c (arc_output_function_epilogue): Update.
17048 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17049 * config/darwin.c (machopic_function_base_name): Update.
17050 * config/score/score3.c (score3_compute_frame_size): Update.
17053 (score3_epilogue): Update.
17054 * config/score/score7.c (score7_compute_frame_size): Update.
17055 (score7_prologue): Update.
17056 (score7_epilogue): Update.
17057 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17058 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17059 * config/arm/arm.c (use_return_insn): Update.
17060 (require_pic_register): Update.
17061 (arm_load_pic_register): Update.
17062 (arm_compute_save_reg0_reg12_mask): Update.
17063 (arm_compute_save_reg_mask): Update.
17064 (thumb1_compute_save_reg_mask): Update.
17065 (output_return_instruction): Update.
17066 (arm_output_function_prologue): Update.
17067 (arm_output_epilogue): Update.
17068 (arm_get_frame_offsets): Update.
17069 (arm_expand_prologue): Update.
17070 (thumb_pushpop): Update.
17071 (thumb_exit): Update.
17072 (thumb1_expand_prologue): Update.
17073 (thumb1_expand_epilogue): Update.
17074 (arm_unwind_emit): Update.
17075 (arm_output_fn_unwind): Update.
17076 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17077 * config/arm/arm.md: Update.
17078 * config/pa/pa.md: Update.
17079 * config/pa/pa.c (legitimize_pic_address): Update.
17080 (compute_frame_size): Update.
17081 (hppa_expand_prologue): Update.
17082 (hppa_expand_epilogue): Update.
17083 (borx_reg_operand): Update.
17084 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17085 (HARD_REGNO_RENAME_OK): Update.
17086 * config/mips/mips.c (mips_global_pointer): Update.
17087 (mips_save_reg_p): Update.
17088 (mips_compute_frame_info): Update.
17089 (mips_frame_pointer_required): Update.
17090 (mips_expand_prologue): Update.
17091 (mips_expand_epilogue): Update.
17092 (mips_can_use_return_insn): Update.
17093 (mips_reorg_process_insns): Update.
17094 * config/v850/v850.c (compute_register_save_size): Update.
17095 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17096 * config/mmix/mmix.c (along): Update.
17097 (mmix_expand_epilogue): Update.
17098 * config/bfin/bfin.c (legitimize_pic_address): Update.
17099 (must_save_p): Update.
17100 (stack_frame_needed_p): Update.
17101 (add_to_reg): Update.
17102 (bfin_expand_prologue): Update.
17103 * stmt.c (expand_asm_operands): Update.
17104 * reload1.c (reload): Update.
17105 (init_elim_table): Update.
17107 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17109 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17111 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17113 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17114 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17115 (mov<mode>): Removed.
17116 (*movv4sf_internal): Likewise.
17117 (*movv2df_internal): Likewise.
17119 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17121 * config.gcc (crx-*-elf): Remove deprecation.
17123 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17125 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17126 __gcc_deregister_frame with atexit.
17127 (deregister_frame_dtor): Remove.
17129 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17130 Nathan Sidwell <nathan@codesourcery.com>
17132 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17134 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17135 (rs6000_isel): Likewise.
17136 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17137 (rs6000_isel): New variable.
17138 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17140 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17143 * c-common.c (handle_vector_size_attribute): Call
17144 lang_hooks.types.reconstruct_complex_type instead of
17145 reconstruct_complex_type.
17146 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17147 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17148 * langhooks.h (struct lang_hooks_for_types): Add
17149 reconstruct_complex_type hook.
17150 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17151 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17153 2008-04-24 Richard Guenther <rguenther@suse.de>
17155 * c-common.h (check_builtin_function_arguments): Declare.
17156 * c-common.c (validate_nargs): New function.
17157 (check_builtin_function_arguments): Likewise.
17158 * c-typeck.c (build_function_call): Call
17159 check_builtin_function_arguments.
17160 * builtins.c (fold_builtin_classify): Remove error reporting code.
17161 (fold_builtin_unordered_cmp): Likewise.
17162 (fold_builtin_1): Likewise.
17163 (fold_builtin_n): Likewise.
17165 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17167 PR tree-optimization/36008
17168 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17169 the original op1, rather than delta by step.
17171 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17172 Sebastian Pop <sebastian.pop@amd.com>
17174 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17175 eliminate_local_variables_stmt, eliminate_local_variables,
17176 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17177 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17178 of code delimited by two edges in the CFG.
17179 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17180 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17181 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17182 the case of parallelisation of reductions.
17183 (expr_invariant_in_region_p): New.
17185 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17186 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17188 2008-04-24 Ira Rosen <irar@il.ibm.com>
17189 Richard Guenther <rguenther@suse.de>
17191 PR tree-optimization/36034
17192 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17193 incapable of dealing with loads with gaps.
17195 2008-04-24 Rafael EspÃndola <espindola@google.com>
17197 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17198 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17199 vrp_evaluate_conditional.
17200 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17201 (vrp_evaluate_conditional): Split the cond argument.
17202 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17203 (simplify_stmt_for_jump_threading): Update call to
17204 vrp_evaluate_conditional.
17206 2008-04-24 Ira Rosen <irar@il.ibm.com>
17208 PR tree-optimization/35982
17209 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17210 interleaved data-refs are of the same type.
17212 2008-04-24 Danny Smith <dannysmith@users.net>
17214 * c-format.c (check_format_info_main): Use strncmp rather than a
17215 magic prefix to handle multichar length specs.
17216 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17217 Don't prefix "I64" and "I32" with '\0'.
17219 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17222 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17223 in registers for -m32 only if stdarg_p (fntype).
17225 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17227 PR rtl-optimization/36006
17228 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17229 temp to op0 in order to avoid invalid rtx sharing.
17231 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17233 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17234 check TREE_INVARIANT.
17235 * tree-gimple.c (is_gimple_address): New.
17236 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17237 * tree-gimple.h (is_gimple_address): New.
17238 * tree.h (decl_address_invariant_p): New.
17239 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17240 (build_string): Likewise.
17241 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17242 (tree_invariant_p_1): Likewise.
17243 (save_expr): Use it.
17244 (tree_invariant_p): New.
17245 (skip_simple_arithmetic): Use it.
17246 (stabilize_reference_1): Use it.
17247 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17249 (build1_stat): Drop code to compute TREE_INVARIANT.
17250 (build2_stat): Drop code to compute TREE_INVARIANT.
17251 (build3_stat): Drop code to compute TREE_INVARIANT.
17252 (build4_stat): Drop code to compute TREE_INVARIANT.
17253 (build5_stat): Drop code to compute TREE_INVARIANT.
17254 (build7_stat): Drop code to compute TREE_INVARIANT.
17255 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17256 * tree.h (struct tree_base): Remove invariant_flag.
17257 (TREE_INVARIANT): Remove.
17258 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17259 (fold_builtin_expect): Check TREE_CONSTANT.
17260 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17261 * c-tree.h (c_expr_to_decl): Drop third parameter.
17262 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17263 (build_c_cast): Don't set TREE_INVARIANT.
17264 (pop_init_level): Don't set TREE_INVARIANT.
17265 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17266 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17268 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17269 (gimplify_addr_expr): Adjust comment.
17270 * tree-mudflap.c (mf_build_string):
17271 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17272 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17273 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17274 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17275 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17276 * langhooks.h (struct lang_hooks): Drop third parameter from
17279 2008-04-23 Richard Guenther <rguenther@suse.de>
17281 PR tree-optimization/27799
17282 PR tree-optimization/32921
17283 PR tree-optimization/32624
17284 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17285 SMTs aliases and the tag itself into the solution.
17286 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17287 merge the points-to solution back into the SMT aliases.
17288 (may_alias_p): Use alias_set_subset_of instead of
17289 aliases_conflict_p. A pointer which points to
17290 memory with alias set zero may access any variable.
17292 2008-04-23 Richard Guenther <rguenther@suse.de>
17294 * alias.c (alias_set_subset_of): Correctly handle asking
17295 if zero is a subset of an alias set with zero child.
17296 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17297 (compute_flow_insensitive_aliasing): Correctly walk all
17298 pointers. Do not unnecessarily union sets.
17300 2008-04-23 Richard Guenther <rguenther@suse.de>
17302 PR middle-end/36021
17303 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17305 2008-04-22 Tomas Bily <tbily@suse.cz>
17307 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17309 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17311 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17312 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17313 * tree-inline.c (estimate_num_insns_1): Likewise.
17314 * varasm.c (const_hash_1, compare_constant, copy_constant)
17315 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17316 * emit-rtl.c (component_ref_for_mem_expr)
17317 (set_mem_attributes_minus_bitpos): Likewise.
17318 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17319 (is_aligning_offset): Likewise.
17320 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17321 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17322 * dojump.c (do_jump): Likewise.
17323 * builtins.c (get_pointer_alignment, get_memory_rtx)
17324 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17325 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17327 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17329 PR rtl-optimization/36017
17330 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17331 expanding the library call.
17333 2008-04-22 Ian Lance Taylor <iant@google.com>
17335 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17336 than size_in_bytes.
17338 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17340 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17341 of LR/CTR moves for Power6.
17343 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17345 PR middle-end/36003
17346 * passes.c (init_optimization_passes): Remove
17347 pass_fast_rtl_byte_dce.
17349 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17352 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17353 builtin functions to generate faster code.
17354 (_mm_cvtpu16_ps): Ditto.
17355 (_mm_cvtpi32x2_ps): Ditto.
17357 2008-04-22 Nick Clifton <nickc@redhat.com>
17359 * common.opt (ftree-loop-distribution): Add Optimization
17362 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17363 (frv_expand_builtin_va_start): Likewise.
17365 * config/arm/arm.c (thumb_find_work_register): Fix location of
17366 argument register count.
17368 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17370 Support scheduling for ColdFire V1 and V3 microarchitecture.
17371 Improve scheduling of multiplication instructions.
17373 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17374 (mac): New instruction attribute.
17375 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17376 (m68k_sched_mac): New variable.
17377 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17378 Handle cfv1 and cfv3.
17379 (max_insn_size): New static variable.
17380 (struct _sched_ib): New type.
17381 (sched_ib): New static variable.
17382 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17383 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17384 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17386 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17387 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17388 new variables. Update.
17389 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17390 Add modeling of cfv3 instruction buffer. Update.
17391 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17392 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17393 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17394 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17395 a particular reservation applies to.
17396 (type2): Reorganize attribute values. Rename alu to alu_reg,
17397 alu_l to alu, move_l to omove. Join move to alu. Split mul
17398 to mul_l and mul_w.
17399 (cf_ib_*): Simplify description of instruction buffer.
17400 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17401 (cf_mem): Split into cf_mem1 and cf_mem2.
17402 (cf_v2_move_??): Rename to cfv12_alu_??.
17403 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17404 (cf_v2_mul_??): Remove reservations.
17405 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17406 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17407 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17409 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17410 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17411 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17412 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17413 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17414 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17415 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17416 expansions of the above reservations for instructions of sizes
17419 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17421 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17423 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17425 * coverage.c: Include tree-pass.h.
17426 (coverage_counter_alloc): Print da_file_name to the dump file.
17428 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17430 * sbitmap.c (sbitmap_range_empty_p): New function.
17431 * sbitmap.h (sbitmap_range_empty_p): New function.
17432 * bitmap.h: Now includes obstack.h.
17434 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17435 Kenneth Zadeck <zadeck@naturalbridge.com>
17437 * dbgcnt.def (ra_byte_scan): Added.
17438 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17439 when the last hit happens for a counter.
17440 * timevar.def (TV_DF_BYTE_LR): New variable.
17441 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17442 * passes.c (pass_fast_rtl_byte_dce): New pass.
17443 * fwprop.c (update_df): Added mode to call df_ref_create.
17444 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17445 DF_REF_EXTRACT_OFFSET.
17446 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17447 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17449 (df_ref_extract): Added mode field.
17450 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17451 DF_REF_EXTRACT_OFFSET.
17452 (DF_REF_EXTRACT_MODE): New macro.
17453 (df_byte_lr_bb_info): New structure.
17454 (df_print_byte_regset, df_compute_accessed_bytes,
17455 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17456 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17457 df_byte_lr_simulate_uses,
17458 df_byte_lr_simulate_artificial_refs_at_top,
17459 df_byte_lr_simulate_artificial_refs_at_end,
17460 df_compute_accessed_bytes): New function.
17461 (df_ref_create): Add parameter.
17462 (df_byte_lr_get_bb_info): New inline function.
17463 * df-scan.c (df_ref_record, df_uses_record,
17464 df_ref_create_structure): Added mode parameter.
17465 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17466 df_defs_record, df_uses_record, df_get_conditional_uses,
17467 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17468 df_entry_block_defs_collect, df_exit_block_uses_collect):
17469 Added mode parameter to calls to df_ref_record, df_uses_record,
17470 df_ref_create_structure.
17471 (df_ref_equal_p, df_ref_compare): Added test for modes.
17472 (df_ref_create_structure): Added code to set mode. Renamed
17473 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17474 DF_REF_EXTRACT_OFFSET.
17475 * df-core.c (df_print_byte_regset): New function.
17476 * df-byte-scan.c: New file.
17477 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17478 calls to BITMAP_FREE.
17479 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17480 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17481 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17482 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17483 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17484 df_byte_lr_local_compute, df_byte_lr_init,
17485 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17486 df_byte_lr_transfer_function, df_byte_lr_free,
17487 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17488 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17489 df_byte_lr_simulate_uses,
17490 df_byte_lr_simulate_artificial_refs_at_top,
17491 df_byte_lr_simulate_artificial_refs_at_end): New function.
17492 * dce.c (byte_dce_process_block): New function.
17493 (dce_process_block): au is now passed in rather than computed
17494 locally. Changed loops that look at artificial defs to not look
17495 for conditional or partial ones, because there never are any.
17496 (fast_dce): Now is able to drive byte_dce_process_block or
17497 dce_process_block depending on the kind of dce being done.
17498 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17499 (rest_of_handle_fast_byte_dce): New function.
17500 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17501 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17503 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17506 * gcc.h: Added fortran options that take arguments to
17507 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17510 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17512 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17513 scalarization if on the LHS and not a full access.
17515 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17517 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17519 2008-04-18 Rafael EspÃndola <espindola@google.com>
17521 * tree-vrp.c (find_case_label_index): Fix the binary search.
17522 (find_case_label_range): New.
17523 (vrp_visit_switch_stmt): Use find_case_label_range.
17524 (simplify_switch_using_ranges): Use find_case_label_range.
17526 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17528 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17529 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17531 2008-04-18 Tom Tromey <tromey@redhat.com>
17534 * doc/cpp.texi (Implementation-defined behavior): Mention
17537 2008-04-18 Ian Lance Taylor <iant@google.com>
17539 * fold-const.c (pointer_may_wrap_p): New static function.
17540 (fold_comparison): Add another test for pointer overflow. Use
17541 pointer_may_wrap_p to disable some false positives.
17543 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17545 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17546 (fname_as_string): Match updated cpp_interpret_string prototype.
17547 (fix_string_type): Support char16_t* and char32_t*.
17548 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17549 derivative) nodes. Register as builtin if C++0x.
17550 (c_parse_error): Support CPP_CHAR{16,32}.
17551 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17552 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17553 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17554 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17555 CTI_CHAR32_ARRAY_TYPE>: New elements.
17556 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17557 char32_type_node, signed_char32_type_node, char16_array_type_node,
17558 char32_array_type_node): New defines.
17559 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17560 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17561 (lex_string): Support CPP_STRING{16,32}, match updated
17562 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17563 (lex_charconst): Support CPP_CHAR{16,32}.
17564 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17565 and CPP_STRING{16,32}.
17567 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17570 * aclocal.m4: Regenerate.
17571 * configure: Regenerate.
17573 2008-04-18 Jan Hubicka <jh@suse.cz>
17575 * except.c (dw2_size_of_call_site_table,
17576 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17578 * cgraphbuild.c (build_cgraph_edges): Update.
17579 * tree-pass.h: Update comment.
17580 * final.c (leaf_function_p): Update.
17581 (leaf_renumber_regs): Update.
17582 (rest_of_clean_state): Update.
17583 * omp-low.c (expand_omp_parallel): Update.
17584 * ipa-reference.c (analyze_function): Update.
17585 * reorg.c (find_end_label): Update.
17586 (optimize_skip): Update.
17587 (fill_simple_delay_slots): Update.
17588 (fill_simple_delay_slots): Update.
17589 (make_return_insns): Update.
17590 (dbr_schedule): Update.
17591 * gimple-low.c (record_vars_into): Update.
17592 * cfgbuild.c (make_edges): Update.
17593 * function.c (assign_stack_local): Update.
17594 (assign_parm_adjust_stack_rtl): Update.
17595 (locate_and_pad_parm): Update.
17596 (allocate_struct_function): Do not initialize stack_alignment_needed
17597 and preferred_stack_boundary here.
17598 (stack_protect_prologue): Update.
17599 (stack_protect_epilogue): Update.
17600 (expand_function_start): Initialize stack_alignment_needed,
17601 preferred_stack_boundary and max_jumptable_ents.
17602 (expand_function_end): Update.
17603 (free_after_compilation): Do not NULLify epilogue_delay_list.
17604 * function.h (struct rtl_data): Add stack_protect_guard,
17605 stack_alignment_needed,
17606 preferred_stack_boundary, epilogue_delay_list.
17607 (struct function): Remove value_histograms, stack_alignment_needed,
17608 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17610 unexpanded_var_list, stack_protect_guard.
17611 (current_function_epilogue_delay_list): Remove.
17612 * ipa-type-escape.c (analyze_function): Update.
17613 * gimplify.c (pop_gimplify_context): Update comment.
17614 * calls.c (expand_call): Update.
17615 (emit_library_call_value_1): Update.
17616 * except.c (set_nothrow_function_flags): Update.
17617 * cfgexpand.c (get_decl_align_unit): Update.
17618 (create_stack_guard): Update.
17619 (estimated_stack_frame_size): Update.
17620 (expand_used_vars): Update.
17621 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17622 * explow.c (allocate_dynamic_stack_space): Update.
17623 * tree-ssa-live.c (remove_unused_locals): Update.
17624 * varasm.c (mark_constant_pool): Update.
17625 * tree-inline.c (remap_decls): Update.
17626 (initialize_cfun): Update.
17627 (declare_return_variable): Update.
17628 (inline_forbidden_p): Update.
17629 (expand_call_inline): Update.
17630 (declare_inline_vars): Update.
17631 (tree_function_versioning): Update.
17632 * tree-flow.h (value_histograms): New.
17633 (VALUE_HISTOGRAMS): New macro.
17634 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17636 * tree-cfg.c (set_bb_for_stmt): Update.
17637 (replace_by_duplicate_decl): Update.
17638 (move_block_to_fn): Update.
17639 (new_label_mapper): Update.
17640 (dump_function_to_file): Update.
17641 * ipa-struct-reorg.c (build_data_structure): Update.
17642 * cfgrtl.c (print_rtl_with_bb): Update.
17643 * reload1.c (reload): Update.
17645 * config/i386/i386.c (setup_incoming_varargs_64,
17646 ix86_compute_frame_layout): Update.
17647 * config/arc/arc.c (arc_output_function_epilogue): Update.
17649 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17651 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17652 for FreeBSD as well.
17653 * gthr-posix95.h: Likewise.
17655 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17657 PR rtl-optimization/35838
17658 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17659 out the byte offset of the first subreg.
17661 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17663 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17664 to split_ti instead of three separate calls with single member arrays.
17665 (subti3 splitter): Ditto.
17666 (adddi3 splitter): Ditto with split_di.
17667 (subdi3 splitter): Ditto.
17668 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17669 two separate calls with single member arrays. Swap match_dup
17670 operands 1 and 2 to better fit into the array.
17671 (negdi2 splitter): Ditto with split_di.
17672 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17673 two separate calls with single member arrays. Swap match_dup operands
17674 6 and 7 to better fit into the array.
17676 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17678 * config/i386/i386.c (sse_builtin_type): New.
17679 (bdesc_sse_args): Likewise.
17680 (bdesc_sse_3arg): Removed.
17681 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17682 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17683 IX86_BUILTIN_ROUNDPS.
17684 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17685 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17686 IX86_BUILTIN_ROUNDPS.
17687 (ix86_expand_sse_4_operands_builtin): Removed.
17688 (ix86_expand_sse_operands_builtin): New.
17689 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17690 and CODE_FOR_sse4_1_roundps.
17691 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17692 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17694 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17697 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17698 regs before frame pop when needed. If use_backchain_to_restore_sp
17699 then load backchain into a temp reg to restore vr and vrsave. Add
17700 code to restore vr after frame pop if possible.
17702 2008-04-17 Richard Guenther <rguenther@suse.de>
17704 * tree-vn.c (expressions_equal_p): Do not check type
17705 equality or compatibility before calling operand_equal_p.
17706 * fold-const.c (operand_equal_p): Check equivalence of
17707 integer constants before bailing out due to signedness or
17708 precision differences.
17709 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17710 spurious differences in type qualification. Ignore types
17711 for COMPONENT_REFs at all.
17713 2008-04-17 Christian Bruel <christian.bruel@st.com>
17715 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17716 msw_skip comparison.
17718 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17721 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17724 PR tree-optimization/35899
17725 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17726 rather than TREE_OPERAND.
17728 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17731 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17732 temporary registers. Change operand predicate to general_operand.
17733 (remainderxf3): Ditto.
17735 2008-04-16 Richard Guenther <rguenther@suse.de>
17737 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17738 * tree-affine.c (aff_combination_expand): Look through some
17741 2008-04-15 Doug Kwan <dougkwan@google.com>
17743 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17745 * tree-pretty-print.c (dump_generic_node): Ditto.
17746 * final.c (output_addr_const): Ditto.
17747 * dwarf2out.c (output_cfi): Ditto.
17748 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17749 * print-rtl.c (print_rtx): Ditto.
17750 * print-tree.c (print_node_brief, print_node): Ditto.
17751 * c-common.c (match_case_to_enum_1): Ditto.
17752 * sched-vis.c (print_value): Ditto.
17753 * config/i386/i386.c (print_operand): Cast to long unsigned int
17756 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17757 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17758 MS Windows VirtualProtect function.
17760 2008-04-15 Jan Hubicka <jh@suse.cz>
17762 * gengtype.c (write_root): Param_is argument is OK.
17763 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17764 * function.h: Include varray.h
17765 (rtl_eh): New stucture based on except.c one.
17766 (call_site_record): New forward declaration and vector type.
17767 * calls.c (emit_call_1): Do not call
17768 note_current_region_may_contain_throw.
17769 * except.c (eh_status): Remove cur_region, try_region since they are
17771 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17772 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17773 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17774 Remove call_site_data_used, call_site_data_size.
17775 Turn call_site_record into vector in function.h.
17776 (note_current_region_may_contain_throw): Remove.
17777 (get_exception_pointer, get_exception_filter): Do not take struct
17778 function argument; update.
17779 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17780 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17781 build_post_landing_pads, dw2_build_landing_pads,
17782 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17783 sjlj_emit_function_enter, sjlj_emit_function_enter,
17784 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17785 sjlj_build_landing_pads, finish_eh_generation,
17786 remove_exception_handler_label, remove_eh_handler,
17787 maybe_remove_eh_handler, add_reachable_handler,
17788 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17789 add_action_record, collect_one_action_chain, add_call_site,
17790 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17791 sjlj_output_call_site_table, output_function_exception_table,
17792 * except.h (note_current_region_may_contain_throw): Remove
17793 (get_exception_pointer, get_exception_filter): Do not take struct
17795 * Makefile.in (GTFILES): Put varargs before struct function.
17797 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17799 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17800 punt for STRING_CST.
17801 (get_constraint_for): Deal with STRING_CST here instead.
17803 2008-04-15 Richard Guenther <rguenther@suse.de>
17805 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17806 statements in a basic-block with a backward walk. Do not
17807 substitute into dead statements but instead remove those.
17809 2008-04-15 Richard Guenther <rguenther@suse.de>
17811 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17812 to zero, thus disable creation of SFTs.
17814 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17816 * tree-predcom.c (suitable_reference_p): Return false if the
17817 reference can throw.
17819 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17822 * c-decl.c (finish_decl): If extern or static var has variable
17823 size, set TREE_TYPE (decl) to error_mark_node.
17825 2008-04-15 Rafael EspÃndola <espindola@google.com>
17827 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17830 2008-04-15 Richard Guenther <rguenther@suse.de>
17832 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17833 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17834 (visit_reference_op_load): Do walk vuse-vdef chains on
17835 vn_reference_lookup.
17836 (visit_reference_op_store): But do not here.
17837 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17838 vn_reference_lookup.
17839 (vn_lookup_with_vuses): But do so here.
17841 2008-04-14 Ian Lance Taylor <iant@google.com>
17843 * fold-const.c (fold_overflow_warning): Remove assertion.
17845 2008-04-15 Ben Elliston <bje@au.ibm.com>
17847 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17848 temp1 local variables.
17850 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17853 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17854 ".text.unlikely" section as executable.
17856 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17858 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17859 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17860 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17861 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17862 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17863 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17864 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17866 2008-04-14 Ian Lance Taylor <iant@google.com>
17868 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17869 * fold-const.c (fold_comparison): If appropriate, test
17870 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17871 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17872 reassociating a pointer type.
17873 * doc/invoke.texi (Optimize Options): Document that
17874 -fstrict-overflow applies to pointer wraparound.
17876 2008-04-13 Jan Hubicka <jh@suse.cz>
17878 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17880 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17882 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17883 we are going to "save the world".
17885 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17887 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17888 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17889 operand 0 constraint, not "=".
17891 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17893 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17895 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17897 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17898 of size of positions_needed * CHAR_BIT.
17900 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17902 PR middle-end/35897
17903 * dse.c (store_info): Change positions_needed to unsigned
17905 (lowpart_bitmask): New.
17906 (record_store): Cast to unsigned HOST_WIDE_INT for
17907 positions_needed. Assert width <= size of positions_needed *
17908 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17909 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17910 lowpart_bitmask to set mask.
17912 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17914 * config/bfin/constraints.md: New file.
17915 * config/bfin/bfin.md: Include it.
17916 (adddi3): Use satisfies_constraint functions instead of the old macros.
17917 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17918 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17919 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17920 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17921 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17922 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17923 EXTRA_CONSTRAINT): Delete.
17924 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17925 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17927 * config/bfin/bfin.c: Include "tm-constrs.h".
17928 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17929 Use satisfies_constraint functions instead of the old macros.
17930 * doc/md.texi (Blackfin Constraints): Update file name reference.
17932 2008-04-11 Richard Guenther <rguenther@suse.de>
17934 PR tree-optimization/35869
17935 * tree-vrp.c (execute_vrp): Move switch statement update after
17936 jump threading. Schedule another cfg cleanup run.
17938 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17941 * attribs.c (decl_attributes): Return early on errorneous node.
17943 2008-04-10 Oleg Ryjkov <olegr@google.com>
17945 * tree.h (struct tree_base): Added a new flag default_def_flag.
17946 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17948 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17950 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17952 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17955 * pa.md: Define mode iterator P. Define mode attribute dwc.
17956 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17957 (icacheflush): Likewise.
17958 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17959 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17961 2008-04-11 Ben Elliston <bje@au.ibm.com>
17963 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17965 2008-04-10 Rafael EspÃndola <espindola@google.com>
17967 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17968 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17969 (extract_range_from_expr): The same.
17971 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17973 * config/mips/mips.md (GPR2): New mode iterator.
17974 (seq): Add comment.
17975 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17976 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17977 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17978 Rewrite these to take two modes, the mode of comparison and the
17979 mode of the destination.
17980 * config/mips/mips.c (mips_expand_scc): Instead of having
17981 paradoxical subreg as destination, expand "narrowing" scc if mode
17982 of comparison is SI and target is requested in DI mode.
17983 (mips_emit_int_order_test): Update comment. Make mode of
17984 comparison match CMP0 rather than TARGET. When creating inverse
17985 target use mode of TARGET.
17987 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17989 * gcov-dump.c (tag_summary): Only print summaries for the first
17990 GCOV_COUNTERS_SUMMABLE counters.
17992 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17994 * config/i386/i386.md (absneg): New code iterator.
17995 (absnegprefix): New code attribute.
17996 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17997 patterns using absneg code iterator.
17998 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17999 using absneg code iterator.
18000 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18001 *neg<mode>2 patterns using absneg code iterator.
18002 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18003 *negextendsfdf2 patterns using absneg code iterator.
18004 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18005 *negextendsfxf2 patterns using absneg code iterator.
18006 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18007 *negextendsfdf2 patterns using absneg code iterator.
18008 * config/i386/sse.md (<code><mode>2): Macroize expander from
18009 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18011 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18013 * config/s390/s390.h: Remove the remains of the recent search
18014 & replace action of current_function_outgoing_args_size.
18016 2008-04-10 Ira Rosen <irar@il.ibm.com>
18018 PR tree-optimization/35821
18019 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18020 NEW_STMT_LIST is not NULL.
18022 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18025 * toplev.c (process_options): Remove -ffunction-sections debugging
18028 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18030 PR middle-end/PR28690
18031 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18032 than gen_rtx_fmt_ee to perform more canonicalizations.
18034 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18037 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18039 2008-04-09 Richard Guenther <rguenther@suse.de>
18041 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18042 (dump_function_to_file): Dump function arguments with types.
18044 2008-04-08 Richard Guenther <rguenther@suse.de>
18046 * fold-const.c (fold_widened_comparison): Do not allow
18047 sign-changes that change the result.
18049 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18052 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18053 kinds of indirect references.
18055 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18057 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18058 GNU Fortran language string.
18060 2008-04-08 Rafael EspÃndola <espindola@google.com>
18062 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18063 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18064 * tree.h (tree_call_nonnegative_warnv_p): New.
18066 2008-04-08 Jan Hubicka <jh@suse.cz>
18068 * function.c (free_after_compilation): Clear out regno_reg_rtx
18071 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18074 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18076 PR middle-end/PR28690
18077 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18078 same precedence as REG_POINTER and MEM_POINTER operands.
18080 2008-04-08 Richard Guenther <rguenther@suse.de>
18082 PR middle-end/35834
18083 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18084 for adding index to base.
18086 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18088 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18089 (MINGW_ENABLE_EXECUTE_STACK): New.
18090 (IN_LIBGCC2): For libgcc include windows.h file for
18091 function declarations.
18093 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18095 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18096 and tem2 if tem1 is not a REG or MULT.
18098 2008-04-08 Jan Hubicka <jh@suse.cz>
18100 * function.h (incomming_args): Break out of struct function.
18101 (function_subsections): Break out of struct function.
18102 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18103 return_rtx and hard_reg_initial_vals from struct function.
18104 Kill inl_max_label_num.
18105 (current_function_pops_args, current_function_args_info,
18106 current_function_args_size, current_function_args_size,
18107 current_function_pretend_args_size,
18108 current_function_outgoing_args_size,
18109 current_function_internal_arg_pointer, current_function_return_rtx):
18110 Kill compatibility accestor macros.
18111 * builtins.c (expand_builtin_apply_args_1): Update.
18112 (expand_builtin_next_arg): Update.
18113 * df-scan.c (df_get_call_refs): Update.
18114 * dbxout.c (dbxout_function_end): Update.
18115 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18116 (output_line_info): Update.
18117 (secname_for_decl): Update.
18118 (dwarf2out_var_location): Update.
18119 * function.c (free_after_compilation): Update.
18120 (assign_parm_find_stack_rtl): Update.
18121 (assign_parms): Update.
18122 (expand_dummy_function_end): Update.
18123 (expand_function_end): Update.
18124 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18125 (expand_call): Update.
18126 (emit_library_call_value_1): Update.
18127 (store_one_arg): Update.
18128 * varasm.c (initialize_cold_section_name): Update.
18129 (unlikely_text_section): Update.
18130 (unlikely_text_section_p): Update.
18131 (assemble_start_function): Update.
18132 (assemble_end_function): Update.
18133 (default_section_type_flags): Update.
18134 (switch_to_section): Update.
18135 * integrate.c (set_decl_abstract_flags): Update.
18136 (get_hard_reg_initial_val): Update.
18137 (has_hard_reg_initial_val): Update.
18138 (allocate_initial_values): Update.
18139 * resource.c (init_resource_info): Update.
18140 * config/alpha/alpha.c (NUM_ARGS): Update.
18141 (direct_return): Update.
18142 (alpha_va_start): Update.
18143 (alpha_sa_size): Update.
18144 (alpha_initial_elimination_offset): Update.
18145 (alpha_expand_prologue): Update.
18146 (alpha_start_function): Update.
18147 (alpha_expand_epilogue): Update.
18148 (unicosmk_initial_elimination_offset):
18149 * config/alpha/alpha.md (call expander): Update.
18150 * config/s390/s390.c (s390_register_info): Update.
18151 (s390_register_info): Update.
18152 (s390_frame_info): Update.
18153 (s390_initial_elimination_offset): Update.
18154 (s390_build_builtin_va_list): Update.
18155 (s390_va_start): Update.
18156 * config/spu/spu.c (direct_return): Update.
18157 (spu_expand_prologue): Update.
18158 (spu_initial_elimination_offset): Update.
18159 (spu_build_builtin_va_list): Update.
18160 (spu_va_start): Update.
18161 * config/sparc/sparc.c (sparc_init_modes): Update.
18162 (sparc_compute_frame_size): Update.
18163 (function_value): Update.
18164 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18165 * config/i386/i386.md (return expander): Update.
18166 * config/i386/i386.c (ix86_va_start): Update.
18167 (ix86_can_use_return_insn_p): Update.
18168 (ix86_compute_frame_layout): Update.
18169 (ix86_expand_epilogue): Update.
18170 * config/sh/sh.c (output_stack_adjust): Update.
18171 (calc_live_regs): Update.
18172 (sh_expand_prologue): Update.
18173 (sh_builtin_saveregs): Update.
18174 (sh_va_start): Update.
18175 (initial_elimination_offset): Update.
18176 (sh_allocate_initial_value): Update.
18177 (sh_function_ok_for_sibcall): Update.
18178 (sh_get_pr_initial_val): Update.
18179 * config/sh/sh.md (return expander): Update.
18180 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18181 * config/crx/crx.c (crx_compute_frame): UPdate.
18182 (crx_initial_elimination_offset): UPdate.
18183 * config/xtensa/xtensa.c (compute_frame_size): Update
18184 (xtensa_builtin_saveregs): Update.
18185 (xtensa_va_start): Update.
18186 (order_regs_for_local_alloc): Update.
18187 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18188 (xstormy16_expand_builtin_va_start): Update.
18189 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18190 * config/m68hc11/m68hc11.md (return expanders): Update.
18191 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18192 (expand_epilogue): Update.
18193 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18194 (cris_simple_epilogue): Update.
18195 (cris_expand_prologue): Update.
18196 (cris_expand_epilogue): Update.
18197 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18198 (compute_frame_size): Update.
18199 * config/mt/mt.c (mt_compute_frame_size): Update.
18200 * config/mn10300/mn10300.c (expand_prologue): Update.
18201 (expand_epilogue): Update.
18202 (initial_offset): Update.
18203 (mn10300_builtin_saveregs):
18204 * config/mn10300/mn10300.md (return expander): Update.
18205 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18206 (ia64_initial_elimination_offset): Update.
18207 (ia64_initial_elimination_offset): Update.
18208 (ia64_expand_prologue): Update.
18209 * config/m68k/m68k.md (return expander): Update.
18210 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18211 (rs6000_stack_info): Update.
18212 * config/mcore/mcore.c (layout_mcore_frame): Update.
18213 (mcore_expand_prolog): Update.
18214 * config/arc/arc.c (arc_compute_frame_size): Update.
18215 * config/score/score3.c (score3_compute_frame_size): Update.
18216 * config/score/score7.c (score7_compute_frame_size): Update.
18217 * config/arm/arm.c (use_return_insn): Update.
18218 (thumb_find_work_register): Update.
18219 (arm_compute_save_reg_mask): Update.
18220 (arm_output_function_prologue): Update.
18221 (arm_output_epilogue): Update.
18222 (arm_size_return_regs): Update.
18223 (arm_get_frame_offsets): Update.
18224 (arm_expand_prologue): Update.
18225 (thumb_exit): Update.
18226 (thumb_unexpanded_epilogue): Update.
18227 (thumb1_output_function_prologue): Update.
18228 * config/pa/pa.md (return expander): Update.
18229 * config/pa/pa.c (compute_frame_size): Update.
18230 (hppa_builtin_saveregs): Update.
18231 * config/mips/mips.c (mips_va_start): Update.
18232 (mips16_build_function_stub): Update.
18233 (mips_compute_frame_info): Update.
18234 (mips_restore_gp): Update.
18235 (mips_output_function_prologue): Update.
18236 (mips_expand_prologue): Update.
18237 * config/v850/v850.c (compute_frame_size): Update.
18238 (expand_prologue): * config/mmix/mmix.c (along): update.
18239 (mmix_initial_elimination_offset): update.
18240 (mmix_reorg): update.
18241 (mmix_use_simple_return): update.
18242 (mmix_expand_prologue): update.
18243 (mmix_expand_epilogue): Update.
18244 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18245 (emit_link_insn): Update.
18247 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18249 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18250 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18252 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18255 2008-04-07 Jan Hubicka <jh@suse.cz>
18257 * function.h (rtl): Rename to x_rtl.
18258 (crtl): New define.
18259 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18260 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18261 used_temp_slots avail_temp_slots, temp_slot_level,
18262 nonlocal_goto_handler_labels): Update accesstors.
18263 (rtl): New global variable.
18264 (struct function): Move some fileds to rtl_data.
18265 (get_arg_pointer_save_area): Update prototype.
18266 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18267 get_arg_pointer_save_area.
18268 * expr.c (init_expr): Update
18269 * function.c (get_frame_size): Update
18270 (assign_stack_local): Update
18271 (expand_function_end): Update.
18272 (get_art_pointer_save_area): Update
18274 * emit-rtl.c (rtl): Declare.
18275 (regno_reg_rtx): Declare.
18276 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18278 (gen_reg_rtx): Update.
18279 * varasm.c (n_deferred_constatns): Update accestor.
18280 (init_varasm_status): Do not allocate varasm_status.
18281 (force_const_mem, get_pool_size, output_constant_pool): Update.
18282 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18283 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18284 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18285 * sparc/sparc.h (INIT_EXPANDERS): Update.
18286 * ia64/ia64.h (INIT_EXPANDERS): Update.
18288 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18290 * reload.c (push_secondary_reload): Add missing break to for loop.
18292 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18294 PR middle-end/PR28690
18295 * rtlanal.c: Update copyright years.
18296 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18297 as REG_POINTER and MEM_POINTER operands.
18298 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18299 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18300 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18301 * gcse.c: Update copyright years.
18302 (pre_delete): Call gen_reg_rtx_and_attrs.
18303 (hoist_code): Likewise.
18304 (build_store_vectors): Likewise.
18305 (delete_store): Likewise.
18306 * loop-invariant.c (move_invariant_reg): Likewise.
18307 Update copyright years.
18309 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18311 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18312 control string instead of quoted.
18314 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18316 * doc/rtl.texi: Rewrite of subreg section.
18318 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18321 * config/i386/i386.c (legitimize_pic_address): Add treating
18322 of dllimport SYM_REF's.
18323 (legitimize_dllimport_symbol): Add prototype.
18325 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18327 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18328 reference in constructor with non self-referential type.
18330 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18332 Removal of Return with Depressed Stack Pointer support
18333 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18334 (ECF_SP_DEPRESSED): Likewise.
18335 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18336 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18337 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18338 (expand_call): Do not test ECF_SP_DEPRESSED.
18339 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18340 * function.c (keep_stack_depressed): Delete.
18341 (handle_epilogue_set): Likewise.
18342 (update_epilogue_consts): Likewise.
18343 (emit_equiv_load): Likewise.
18344 (thread_prologue_and_epilogue_insns): Remove support for Return with
18345 Depressed Stack Pointer.
18346 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18348 2008-04-06 Richard Guenther <rguenther@suse.de>
18350 PR tree-optimization/35400
18351 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18352 information from SSA_NAMEs.
18354 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18356 * config/avr/avr.h (avr_mega_p): Remove declaration.
18357 (AVR_MEGA): Remove macro.
18358 * config/avr/avr.c (avr_mega_p): Remove variable.
18359 (avr_override_options): Remove inicializion of avr_mega_p.
18360 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18361 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18362 (avr_jump_mode): (Ditto.).
18363 (avr_output_progmem_section_asm_op): (Ditto.).
18364 (avr_asm_init_sections): (Ditto.).
18365 (avr_asm_init_sections): (Ditto.).
18366 (avr_rtx_costs): (Ditto.).
18367 * config/avr/avr.md: (Ditto.).
18368 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18371 2008-04-06 Richard Guenther <rguenther@suse.de>
18373 PR tree-optimization/35842
18374 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18375 is_gimple_invariant_address.
18377 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18379 * gcc.c (default_compilers): Sync Fortran extensions list with
18380 that in fortran/lang-specs.h.
18381 * doc/invoke.texi: Likewise.
18382 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18383 * dwarf2out.c (gen_compile_unit_die): Likewise.
18385 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18387 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18389 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18392 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18393 attribute is used for nested functions.
18395 2008-04-05 Jan Hubicka <jh@suse.cz>
18397 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18399 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18401 (dump_files): Update.
18402 (enable_rtl_dump_file): Do not accept letter argument.
18403 * tree-pass.h (dump_file_info): Remove letter argument.
18404 * toplev.c (decode_d_option): Update -da handling.
18405 * toplev.h (enable_rtl_dump_file): Update prototype.
18406 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18407 it out based on pass type.
18408 (register_dump_files_1): Likewise.
18409 (init_optimization_passes): Update register_one_dump_file calls.
18410 (execute_one_pass): Sanity check that IPA passes are called at IPA
18411 level and RTL passes at RTL level.
18412 (execute_pass_list): IPA pass can not be after or subpass of
18414 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18415 disallov RTL subpasses of IPA subpasses.
18417 2008-04-05 Ben Elliston <bje@au.ibm.com>
18419 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18420 builtins that return exactly once and do not throw. Cache call to
18423 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18425 PR rtl-optimization/34916
18426 PR middle-end/35519
18427 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18428 between instruction pairs.
18430 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18432 * doc/invoke.texi: Document -mbitops for SH.
18433 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18434 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18435 * config/sh/sh.c (print_operand): Add %t operand code.
18436 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18437 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18438 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18439 (extendqihi2): Likewise.
18440 (movqi_i): Likewise.
18441 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18442 (extv): Use bld instruction for SH2A if possible.
18444 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18445 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18446 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18447 (bset.b, bclr.b): Define peepholes.
18448 * config/sh/sh.opt (mbitops): New option.
18450 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18453 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18454 and view convert expression.
18456 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18459 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18461 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18463 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18465 * config/i386/cpuid.h (bit_AES): New.
18466 (bit_PCLMUL): Likewise.
18468 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18469 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18470 SSE2 if AES or PCLMUL is enabled.
18471 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18472 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18473 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18474 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18475 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18476 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18477 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18478 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18479 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18480 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18481 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18482 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18483 __builtin_ia32_aeskeygenassist128 and
18484 __builtin_ia32_pclmulqdq128.
18485 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18486 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18487 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18489 * config/i386/i386.h (TARGET_AES): New.
18490 (TARGET_PCLMUL): Likewise.
18491 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18493 * config/i386/i386.md (UNSPEC_AESENC): New.
18494 (UNSPEC_AESENCLAST): Likewise.
18495 (UNSPEC_AESDEC): Likewise.
18496 (UNSPEC_AESDECLAST): Likewise.
18497 (UNSPEC_AESIMC): Likewise.
18498 (UNSPEC_AESKEYGENASSIST): Likewise.
18499 (UNSPEC_PCLMUL): Likewise.
18501 * config/i386/i386.opt (maes): New.
18502 (mpclmul): Likewise.
18504 * config/i386/sse.md (aesenc): New pattern.
18505 (aesenclast): Likewise.
18506 (aesdec): Likewise.
18507 (aesdeclast): Likewise.
18508 (aesimc): Likewise.
18509 (aeskeygenassist): Likewise.
18510 (pclmulqdq): Likewise.
18512 * config/i386/wmmintrin.h: New.
18514 * doc/extend.texi: Document AES and PCLMUL built-in function.
18516 * doc/invoke.texi: Document -maes and -mpclmul.
18518 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18520 * function.c (free_after_parsing): Replace with
18521 cxx_push_function_context from C++ front-end.
18522 (allocate_struct_function): Don't call langhook.
18523 * langhooks.h (struct lang_hooks_for_functions): Delete.
18524 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18526 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18527 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18528 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18529 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18530 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18531 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18532 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18534 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18535 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18537 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18540 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18543 2008-04-04 Richard Guenther <rguenther@suse.de>
18545 PR middle-end/35823
18546 * fold-const.c (optimize_minmax_comparison): Use the correct
18547 type for the constant in the simplified comparison.
18549 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18551 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18552 Pass L2 size as "--param l2-cache-size" to the compiler.
18553 (decode_l2_cache): New function to decode L2 cache parameters using
18554 0x8000006 extended cpuid function.
18555 (detect_caches_amd): Determine parameters of L2 cache using
18556 decode_l2_caches function.
18557 (decode_caches_intel): Decode L2 cache parameters.
18558 (detect_caches_intel): Determine L2 cache parameters using
18559 decode_caches_intel and decode_l2_caches functions.
18561 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18563 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18564 secondary input reload for subword loads from the constant pool.
18566 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18569 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18570 constants of the appropriate size for runtime calculations.
18573 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18574 decimal-float literal constant zero.
18576 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18579 * c-parser.c (c_parser_omp_atomic): Call
18580 default_function_array_conversion on the RHS.
18582 PR middle-end/35818
18583 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18584 call is_variable_sized if decl has incomplete type.
18586 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18588 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18590 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18592 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18594 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18595 (sgt<u>): Merge sgt and sgtu into new expander.
18596 (sgt, sgtu): Remove expanders.
18597 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18598 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18599 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18600 *sgtu_<mode>_mips16 into new pattern.
18601 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18602 (sge<u>): Merge sge and sgeu into new expander.
18603 (sge, sgeu): Remove expanders.
18604 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18606 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18607 (slt<u>): Merge slt and sltu into new expander.
18608 (slt, sltu): Remove expanders.
18609 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18610 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18611 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18612 *sltu_<mode>_mips16 into new pattern.
18613 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18614 (sle<u>): Merge sle and sleu into new expander.
18615 (sle, sleu): Remove expanders.
18616 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18617 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18618 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18619 *sleu_<mode>_mips16 into new pattern.
18620 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18622 2008-04-03 Jan Hubicka <jh@suse.cz>
18624 PR tree-optimization/35795
18625 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18626 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18627 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18628 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18629 * score/score3.c (score3_output_mi_thunk): Likewise.
18630 * score/score7.c (score7_output_mi_thunk): Likewise.
18631 * mips/mips.c (mips_output_mi_thunk): Likewise.
18633 2008-04-03 Richard Guenther <rguenther@suse.de>
18635 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18636 conversions. Simplify code.
18638 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18640 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18642 2008-04-03 Tom Tromey <tromey@redhat.com>
18643 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18645 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18646 * config/bfin/t-bfin-linux (generated_files): Add
18647 linux-sysroot-suffix.h.
18648 * doc/install.texi (Prerequisites): Require make 3.80.
18649 * doc/sourcebuild.texi (Front End Directory): Document new
18651 * Makefile.in (generated_files): New variable.
18652 (ALL_HOST_OBJS): New variable.
18653 ($(ALL_HOST_OBJS)): New target.
18655 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18657 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18658 (remap_block): Call id->transform_lang_insert_block instead
18660 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18661 Set id.transform_lang_insert_block to NULL.
18662 (clone_body): Move to cp/optimize.c
18663 * tree-inline.h (struct copy_body_data): Change
18664 transform_lang_insert_block to function pointer.
18665 (copy_generic_body, copy_decl_no_change): Export.
18666 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18667 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18668 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18670 * c-tree.h (insert_block): Kill.
18671 * c-decl.c (insert_block): Kill.
18673 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18675 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18676 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18677 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18679 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18680 argument, call {push,pop}_function_context from here.
18681 * c-parser.c: Use c_{push,pop}_function_context.
18683 * function.c (push_function_context_to): Move meat ...
18684 (push_function_context): ... here. Simplify.
18685 * function.c (pop_function_context_from): Move meat ...
18686 (pop_function_context): ... here. Simplify.
18687 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18689 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18690 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18691 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18692 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18694 2008-04-03 Ben Elliston <bje@au.ibm.com>
18696 * expmed.c (extract_force_align_mem_bit_field): Remove.
18698 2008-04-03 Richard Guenther <rguenther@suse.de>
18700 PR middle-end/35800
18701 * expr.h (try_casesi): Adjust prototype.
18702 * expr.c (try_casesi): Take fallback label as extra parameter.
18703 Use that for gen_casesi if default_label is NULL.
18704 * stmt.c (expand_case): Pass fallback label to try_casesi,
18705 make sure to fill gaps with a fallback label if default_label
18708 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18711 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18713 2008-04-03 Ben Elliston <bje@au.ibm.com>
18715 * expmed.c (extract_split_bit_field): Remove if (0) code.
18716 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18717 (do_ds_constraint): Likewise.
18719 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18721 * doc/cppopts.texi (-dU): Document.
18722 * c-common.h (flag_dump_macros): Update comment.
18723 * c-opts.c (handle_OPT_d): Handle -dU.
18724 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18725 dump_queued_macros, cb_used_define, cb_used_undef): New.
18726 (init_pp_output): Handle -dU.
18727 (cb_line_change): Call dump_queued_macros.
18728 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18730 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18732 * config/avr/predicates.md (io_address_operand): New predicate.
18733 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18734 * config/avr/avr.c (avr_io_address_p): Remove function.
18735 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18736 'avr_io_address_p' function.
18737 (out_movhi_r_mr): (Ditto.).
18738 (out_movqi_mr_r): (Ditto.).
18739 (out_movhi_mr_r): (Ditto.).
18740 (avr_address_cost): (Ditto.).
18742 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18744 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18745 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18746 in 32bit mode when XMM registers are available to avoid store
18748 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18749 corresponding post-reload splitters.
18751 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18753 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18754 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18755 __builtin_ia32_roundss.
18756 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18757 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18758 __builtin_ia32_roundss.
18759 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18760 IX86_BUILTIN_SHUFPD here.
18762 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18764 * config/i386/i386.md (plogic): New.
18765 (plogicprefix): Likewise.
18767 * config/i386/mmx.md (mmx_<code><mode>3): New.
18768 (mmx_and<mode>3): Removed.
18769 (mmx_ior<mode>3): Likewise.
18770 (mmx_xor<mode>3): Likewise.
18772 * config/i386/sse.md (<code><mode>3): New.
18773 (*<code><mode>3): Likewise.
18774 (*<code><mode>3): Likewise.
18775 (<code><mode>3): Likewise.
18776 (*sse_<code><mode>3): Likewise.
18777 (*sse2_<code><mode>3): Likewise.
18778 (<code>tf3): Likewise.
18779 (*<code>tf3): Likewise.
18780 (and<mode>3): Likewise.
18781 (*and<mode>3): Likewise.
18782 (ior<mode>3): Removed.
18783 (*ior<mode>3): Likewise.
18784 (xor<mode>3): Likewise.
18785 (*xor<mode>3): Likewise.
18786 (*and<mode>3): Likewise.
18787 (*ior<mode>3): Likewise.
18788 (*xor<mode>3): Likewise.
18789 (and<mode>3): Likewise.
18790 (*sse_and<mode>3): Likewise.
18791 (*sse2_and<mode>3): Likewise.
18792 (andtf3): Likewise.
18793 (*andtf3): Likewise.
18794 (ior<mode>3): Likewise.
18795 (*sse_ior<mode>3): Likewise.
18796 (*sse2_ior<mode>3): Likewise.
18797 (iortf3): Likewise.
18798 (*iortf3): Likewise.
18799 (xor<mode>3): Likewise.
18800 (*sse_xor<mode>3): Likewise.
18801 (*sse2_xor<mode>3): Likewise.
18802 (xortf3): Likewise.
18803 (*xortf3): Likewise.
18805 2008-04-02 Richard Guenther <rguenther@suse.de>
18807 PR tree-optimization/14495
18808 PR tree-optimization/34793
18809 * tree-vrp.c (struct switch_update): New structure.
18810 (to_remove_edges, to_update_switch_stmts): New VECs.
18811 (simplify_switch_using_ranges): New function. Remove not taken
18812 case labels and edges.
18813 (simplify_stmt_using_ranges): Call it.
18814 (identify_jump_threads): Mark edges we have queued for removal
18815 so we don't thread them.
18816 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18818 * tree-cfg.c (group_case_labels): Deal with missing default label.
18819 (tree_verify_flow_info): Allow missing default label.
18820 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18821 (emit_case_nodes): Likewise.
18822 (expand_case): Do not rely on the default label to be present.
18823 * expr.c (try_casesi): Deal with NULL default_label.
18824 (do_tablejump): Likewise.
18826 2008-04-02 Richard Guenther <rguenther@suse.de>
18828 PR tree-optimization/14495
18829 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18830 SWITCH_EXPR here ...
18831 (vrp_visit_switch_stmt): ... but here (new function).
18832 (find_case_label_index): New helper function.
18833 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18835 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18837 * fwprop.c: Fix ISO-C99ism.
18839 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18842 * Makefile.in (objdir): Set it here.
18843 * configure.ac: Not here. Find dynamic linker characteristics.
18844 * exec-tool.in: Use them.
18845 * aclocal.m4: Regenerate.
18846 * configure: Regenerate.
18848 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18850 * expr.c (expand_var): Delete it.
18851 * expr.h (expand_var): Delete prototype.
18852 * function.c (expand_function_start): Use expand_decl instead.
18853 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18856 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18858 PR rtl-optimization/35542
18859 * fwprop.c (forward_propagate_and_simplify): Replace
18860 loc_reg_mentioned_in_p with reg_mentioned_p.
18862 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18864 PR rtl-optimization/35281
18865 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18866 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18867 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18868 (varying_mem_p): Move above propagate_rtx.
18869 (all_uses_available_at): Do not check MEMs.
18871 2008-04-02 Rafael EspÃndola <espindola@google.com>
18873 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18874 (register_edge_assert_for_2): Split the cond argument.
18875 (register_edge_assert_for_1): Adjust for the change in
18876 register_edge_assert_for_2.
18877 (register_edge_assert_for): Split the cond argument.
18878 (find_switch_asserts): Adjust for the change in
18879 register_edge_assert_for.
18881 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18883 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18884 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18885 offsets for 64-bit mingw.
18886 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18887 abi for x86_64-pc-mingw.
18889 2008-04-02 Richard Guenther <rguenther@suse.de>
18891 * tree-vrp.c (extract_range_from_assert): Make sure to not
18892 produce range min/max with TREE_OVERFOW set.
18893 If merging a anti-range and a range keep the anti-range if
18894 the range covers all values of the type.
18895 (register_edge_assert_for_2): Only allow sign-changing
18896 conversions in detecting canonical range checks. Also
18897 register an assert for the unsigned name if useful.
18899 PR tree-optimization/35787
18900 * tree-vrp.c (vrp_val_max): New function.
18901 (vrp_val_min): Likewise.
18902 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18903 (vrp_val_is_min): Likewise.
18904 (supports_overflow_infinity): Use vrp_val_{min,max}.
18905 (negative_overflow_infinity): Likewise.
18906 (positive_overflow_infinity): Likewise.
18907 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18908 (is_positive_overflow_infinity): Likewise.
18909 (is_overflow_infinity): Likewise.
18910 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18911 vrp_val_is_{min,max}.
18912 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18913 to ranges if possible. Avoid empty ranges.
18915 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18917 PR middle-end/35705
18918 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18919 the expression is a function address.
18921 2008-04-01 George Helffrich <george@gcc.gnu.org>
18923 PR fortran/35154, fortran/23057
18924 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18925 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18926 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18927 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18929 (dbxout_syms): Check for COMMON-based symbol and wrap in
18930 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18931 in bracket for efficiency.
18933 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18934 using DW_TAG_common_block + member offset.
18935 (add_pubname_string): New function.
18936 (dw_expand_expr): New function to find block name and offset for
18938 (common_check): New function to check whether symbol in Fortran COMMON.
18939 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18941 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18944 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18946 2008-04-02 Ben Elliston <bje@au.ibm.com>
18948 * config/v850/v850.md (casesi): Remove if (0) code.
18949 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18950 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18952 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18954 * config/i386/i386.md (rex64suffix): New mode attribute.
18955 (floathi<mode>2): Disable expander for SSE math.
18956 (*floathi<mode>2_1): New insn insn_and_split pattern.
18957 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18958 corresponding post-reload splitters.
18959 (*floathi<mode>2_i387): New macroized insn pattern.
18960 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18961 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18962 insn_and_split pattern.
18963 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18964 New macroized instruction patterns and corresponding post-reload
18966 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18967 and corresponding post-reload splitters.
18968 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18969 New macroized instruction patterns.
18970 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18971 macroized instruction patterns and corresponding post-reload splitters.
18972 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18973 corresponding post-reload splitters.
18974 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18975 New macroized instruction patterns.
18976 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18977 corresponding post-reload splitters.
18978 (*floatsi<mode>2_i387): New macroized instruction patterns.
18980 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18982 * config/i386/i386.md (smaxmin): New.
18983 (umaxmin): Likewise.
18984 (maxminiprefix): Likewise.
18985 (maxminfprefix): Likewise.
18986 (<code><mode>3): Likewise.
18987 (smin<mode>3): Removed.
18988 (smax<mode>3): Likewise.
18990 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18991 (mmx_<code>v4hi3): Likewise.
18992 (mmx_<code>v8qi3): Likewise.
18993 (mmx_smaxv2sf3): Removed.
18994 (mmx_sminv2sf3): Likewise.
18995 (mmx_umaxv8qi3): Likewise.
18996 (mmx_smaxv4hi3): Likewise.
18997 (mmx_uminv8qi3): Likewise.
18998 (mmx_sminv4hi3): Likewise.
19000 * config/i386/sse.md (<addsub><mode>3): New.
19001 (*<addsub><mode>3): Likewise.
19002 (<sse>_vm<addsub><mode>3): Likewise.
19003 (<maxmin><mode>3): Likewise.
19004 (*<maxmin><mode>3_finite): Likewise.
19005 (*<maxmin><mode>3): Likewise.
19006 (<sse>_vm<maxmin><mode>3): Likewise.
19007 (sse3_h<addsub>v4sf3): Likewise.
19008 (sse3_h<addsub>v2df3): Likewise.
19009 (<maxmin>v16qi3): Likewise.
19010 (*<maxmin>v16qi3): Likewise.
19011 (<maxmin>v8hi3): Likewise.
19012 (*<maxmin>v8hi3): Likewise.
19013 (*sse4_1_<maxmin><mode>3): Likewise.
19014 (*sse4_1_<maxmin><mode>3): Likewise.
19015 (add<mode>3): Removed.
19016 (*add<mode>3): Likewise.
19017 (<sse>_vmadd<mode>3): Likewise.
19018 (sub<mode>3): Likewise.
19019 (*sub<mode>3): Likewise.
19020 (<sse>_vmsub<mode>3): Likewise.
19021 (smin<mode>3): Likewise.
19022 (*smin<mode>3_finite): Likewise.
19023 (*smin<mode>3): Likewise.
19024 (<sse>_vmsmin<mode>3): Likewise.
19025 (smax<mode>3): Likewise.
19026 (*smax<mode>3_finite): Likewise.
19027 (*smax<mode>3): Likewise.
19028 (<sse>_vmsmax<mode>3): Likewise.
19029 (sse3_haddv4sf3): Likewise.
19030 (sse3_haddv2df3): Likewise.
19031 (sse3_hsubv4sf3): Likewise.
19032 (sse3_hsubv2df3): Likewise.
19033 (umaxv16qi3): Likewise.
19034 (*umaxv16qi3): Likewise.
19035 (smaxv8hi3): Likewise.
19036 (*smaxv8hi3): Likewise.
19037 (*sse4_1_smax<mode>3): Likewise.
19038 (*sse4_1_umax<mode>3): Likewise.
19039 (uminv16qi3): Likewise.
19040 (*uminv16qi3): Likewise.
19041 (sminv8hi3): Likewise.
19042 (*sminv8hi3): Likewise.
19043 (*sse4_1_smin<mode>3): Likewise.
19044 (*sse4_1_umin<mode>3): Likewise.
19046 2008-04-01 Rafael EspÃndola <espindola@google.com>
19048 * tree-cfg.c (verify_expr): remove in_phi.
19049 (verify_stmt): Don't call walk_tree with verify_expr. Use
19050 is_gimple_min_invariant instead of is_gimple_val.
19052 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19054 * doc/include/gpl_v3.texi: Update for manpage generation.
19055 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19057 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19058 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19059 gpl_v3.texi instead of gpl.texi.
19062 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19065 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19067 2008-04-01 Rafael EspÃndola <espindola@google.com>
19069 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19070 (extract_code_and_val_from_cond): Use
19071 extract_code_and_val_from_cond_with_ops.
19073 2008-04-01 Jan Hubicka <jh@suse.cz>
19075 * function.c (free_after_compilation): Free epilogue_delay_list.
19076 (prepare_function_start): Assert that previous compilation was freed.
19078 2008-04-01 Jan Hubicka <jh@suse.cz>
19079 Jim Wilson <wilson@tuliptree.org>
19080 Andreas Tobler <andreast@gcc.gnu.org>
19082 PR middle-end/35781
19083 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19084 rtl.emit instead cfun->emit.
19085 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19086 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19088 2008-04-01 Ben Elliston <bje@au.ibm.com>
19090 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19092 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19094 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19096 (fprofile-use): Add var flag_profile_use
19097 * coverage.c (coverage_begin_output): Do not open a gcno file for
19098 output only if -ftest-coverage is set.
19099 Do not add getpwd() to gcda file path.
19100 (build_gcov_info): Check the new flag
19101 flag_profile_datafile_relative_path.
19102 (coverage_init): Use profile_data_prefix.
19103 Read profile counter only if flag_profile_use is set.
19104 * opts.c (common_handle_option): New option fprofile-use=,
19105 fprofile-dir=, fprofile-generate=.
19106 * toplev.c (profile_data_prefix): New variable definition.
19107 * toplev.h (profile_data_prefix): New declaration.
19108 * doc/invoke.tex (Option Summary, Optimization Options):
19111 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19113 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19114 use tmp consistently.
19117 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19118 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19119 UNSPEC_FR_RECIP_APPROX_RES.
19120 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19122 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19125 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19127 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19129 PR middle-end/30186
19130 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19131 element of the vector via a pointer.
19133 2008-03-31 Ian Lance Taylor <iant@google.com>
19135 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19137 2008-03-31 Jan Hubicka <jh@suse.cz>
19139 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19140 get_arg_pointer_save_area.
19141 * expr.c (init_expr): Just clear out rtl.expr.
19142 * function.c (free_after_compilation): Clear out whole RTL structure.
19143 (get_func_frame_size): Merge into ...
19144 (get_frame_size): ... this one.
19145 (assign_stack_local_1): Merge into ...
19146 (assign_stack_local): ... this one.
19147 (expand_function_end): Update call of get_arg_pointer_save_area.
19148 (get_art_pointer_save_area): Remove cfun argument.
19149 * function.h (emit_status): regno_pointer_align does not need length
19150 attribute. Move x_regno_reg_rtx to ...
19151 (regno_reg_rtx): ... new global array.
19152 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19153 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19154 apply_args_value, forced_labels, stack_pointer_delta):
19156 (struct varasm_status): Move here from varasm.c
19157 (struct rtl_data): New. Move here some fields from struct function.
19158 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19159 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19160 used_temp_slots avail_temp_slots, temp_slot_level,
19161 nonlocal_goto_handler_labels): Update accesstors.
19162 (rtl): New global variable.
19163 (struct function): Move some fileds to rtl_data.
19164 (get_arg_pointer_save_area): Update prototype.
19165 * emit-rtl.c (rtl): Declare.
19166 (regno_reg_rtx): Declare.
19167 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19169 (gen_reg_rtx): Update.
19170 (init_virtual_regs): Do not tate emit_status argument.
19171 (init_emit): Do not allocate emit.
19172 * varasm.c (varasm_statuc): Move to function.h.
19173 (n_deferred_constatns): Update accestor.
19174 (init_varasm_status): Do not allocate varasm_status.
19175 (force_const_mem, get_pool_size, output_constant_pool): Update.
19176 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19177 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19179 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19181 PR rtl-optimization/35729
19182 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19185 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19188 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19189 load/store if memory is unaligned.
19190 (*movti_rex64): Likewise.
19192 * config/i386/predicates.md (misaligned_operand): New.
19194 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19197 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19200 2008-03-31 Jan Beulich <jbeulich@novell.com>
19202 * config/ia64/constraints.md: Add 'j' constraint.
19203 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19204 (movdi_internal): Likewise.
19206 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19209 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19211 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19214 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19215 proper error message for the third argument on blendpd and
19218 * config/i386/sse.md (blendbits): New.
19219 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19221 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19223 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19225 2008-03-30 Richard Guenther <rguenther@suse.de>
19227 PR middle-end/31023
19228 * fold-const.c (fold_sign_changed_comparison): Do leave
19229 conversions to base-types alone.
19231 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19233 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19234 the link register if one altivec register is be saved.
19236 2008-03-30 Ben Elliston <bje@au.ibm.com>
19238 * final.c (final_scan_insn): Remove if (0) code.
19240 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19242 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19244 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19246 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19247 of V4SFmode to ix86_binary_operator_ok.
19249 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19251 * config/i386/i386.c (override_options): Initialize
19252 ix86_veclib_handler to ix86_veclibabi_svml when
19253 -mveclibabi=svml is used.
19254 (ix86_veclibabi_svml): New function for SVML ABI style
19255 vectorization support.
19256 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19258 2008-03-28 Rafael EspÃndola <espindola@google.com>
19260 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19261 (tree_binary_nonnegative_warnv_p): Make it public.
19262 (tree_single_nonnegative_warnv_p): Make it public.
19263 (tree_invalid_nonnegative_warnv_p): Make it public.
19264 (tree_unary_nonzero_warnv_p): Make it public.
19265 (tree_binary_nonzero_warnv_p): Make it public
19266 (tree_single_nonzero_warnv_p): Make it public.
19267 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19268 (extract_range_from_binary_expr): Split the expr argument.
19269 (extract_range_from_unary_expr): Split the expr argument.
19270 (extract_range_from_comparison): Split the expr argument.
19271 (extract_range_from_expr): Use the new aux functions.
19272 (vrp_evaluate_conditional_warnv): Use
19273 vrp_evaluate_conditional_warnv_with_ops.
19274 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19275 (tree_binary_nonzero_warnv_p): Declare.
19276 (tree_single_nonzero_warnv_p): Declare.
19277 (tree_expr_nonzero_warnv_p): Declare.
19278 (tree_unary_nonnegative_warnv_p): Declare.
19279 (tree_binary_nonnegative_warnv_p): Declare.
19280 (tree_single_nonnegative_warnv_p): Declare.
19281 (tree_invalid_nonnegative_warnv_p): Declare.
19283 2008-03-28 Richard Guenther <rguenther@suse.de>
19285 PR tree-optimization/30317
19286 PR tree-optimization/30911
19287 PR tree-optimization/34793
19288 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19289 (struct assert_locus_d): New member EXPR.
19290 (register_new_assert_for): Add EXPR parameter to support
19291 ASSERT_EXPR <name, expr OP limit>.
19292 (register_edge_assert_for_1): Adjust callers.
19293 (find_assert_locations): Likewise.
19294 (process_assert_insertions_for): Build condition from expression.
19295 (extract_range_from_assert): Handle ASSERT_EXPRs
19296 of the form ASSERT_EXPR <name, expr OP limit>.
19297 (register_edge_assert_for_2): New helper registering
19298 asserts for comparisons. Recognize range tests of the form
19299 (unsigned)i - CST1 OP CST2.
19300 (register_edge_assert_for_1): Use it.
19301 (register_edge_assert_for): Likewise.
19302 (needs_overflow_infinity): Integer sub-types
19303 do not need overflow infinities.
19304 (vrp_val_is_max): The extreme values of integer sub-types
19305 are those of the base type.
19306 (vrp_val_is_min): Likewise.
19307 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19310 2008-03-28 Nick Clifton <nickc@redhat.com>
19313 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19314 Return GENERAL_REGS for stack adjustment reloads.
19316 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19319 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19320 const_vector when all the vectors are constant.
19322 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19324 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19326 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19327 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19329 (s<code>_sf): Use new scc_sf attribute for opcode names.
19331 2008-03-27 Tom Tromey <tromey@redhat.com>
19333 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19334 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19335 config/spu/t-spu-elf, config/i386/t-interix,
19336 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19337 config/i386/x-darwin, config/i386/x-mingw32,
19338 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19339 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19340 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19341 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19342 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19343 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19344 config/score/t-score-elf, config/arm/t-strongarm-pe,
19345 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19346 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19347 Revert automatic dependency patch.
19349 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19352 * config/i386/i386.c (ix86_function_arg_boundary): Align
19353 decimal floating point to its natural boundary.
19355 2008-03-27 Richard Guenther <rguenther@suse.de>
19357 PR middle-end/35716
19358 * fold-const.c (fold_comparison): Restrict distinct decl
19359 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19360 solely rely on operand_equal_p.
19362 2008-03-27 Richard Guenther <rguenther@suse.de>
19365 * c-common.c (handle_weak_attribute): Reject combination of
19368 2008-03-27 Richard Guenther <rguenther@suse.de>
19370 PR tree-optimization/32810
19371 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19372 conversions from DECL_INITIAL.
19373 (fold_const_aggregate_ref): Likewise from constructor elements.
19375 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19377 * tree-affine.h (aff_combination_expand): Declare.
19378 (get_inner_reference_aff): Likewise.
19379 * tree-affine.c (aff_combination_expand): Split out from
19380 tree_to_aff_combination_expand.
19381 (get_inner_reference_aff): New function.
19382 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19383 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19384 (struct lim_aux_data): sm_done field removed.
19385 (mem_ref_loc_p, mem_ref_locs_p): New types.
19386 (struct mem_ref): Added id, stored, accesses_in_loop,
19387 indep_loop, dep_loop, indep_ref, dep_ref fields.
19388 Removed is_stored, locs and next fields.
19389 (memory_accesses): New variable.
19390 (movement_possibility): Do not allow moving statements
19391 that store to memory.
19392 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19394 (determine_max_movement): For statements with memory references,
19395 find the outermost loop in that the reference is independent.
19396 (move_computations_stmt): Mark the virtual operands for renaming.
19397 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19398 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19399 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19400 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19401 create_vop_ref_mapping, analyze_memory_references,
19402 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19403 get_all_locs_in_loop, ref_always_accessed_p,
19404 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19405 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19406 store_motion_loop, store_motion): New functions.
19407 (struct vop_to_refs_elt): New type.
19408 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19409 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19410 (schedule_sm): Replaced by...
19411 (execute_sm): ... this.
19412 (determine_lsm_ref, hoist_memory_references,
19413 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19414 find_more_ref_vops, free_mem_ref, free_mem_refs,
19415 determine_lsm_loop, determine_lsm): Removed.
19416 (tree_ssa_lim_finalize): Free data structures used by store motion.
19417 (tree_ssa_lim): Call analyze_memory_references. Use
19418 store_motion instead of determine_lsm.
19420 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19422 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19423 rename tmake_file to m68hc11/t-m68hc11.
19424 (mcore): Set inhibit_libc to true.
19425 * config.host (alpha*-dec-*vms*): Set extra_programs.
19426 (interix3*): Don't use host_xmake_file.
19427 * configure.ac: Let config.gcc override inhibit_libc.
19428 * configure: Regenerate.
19430 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19431 * config/t-openbsd-thread: Remove commented out lines.
19433 * config/x-interix: Remove.
19435 * config/m68hc11/t-m68hc11-gas: Rename to...
19436 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19438 * config/mcore/t-mcore: Remove T_CFLAGS.
19439 * config/mcore/t-mcore-pe: Likewise.
19441 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19443 * configure.ac: Replace custom __GNU_SOURCE test with
19444 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19445 * aclocal.m4: Regenerate.
19446 * configure: Regenerate.
19447 * config.in: Regenerate.
19449 2008-03-27 Richard Guenther <rguenther@suse.de>
19451 * fold-const.c (target.h): Include.
19452 (fold_comparison): Fold comparison of addresses of decls
19453 that bind locally or of constants. Consolidate address folding code.
19454 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19455 results from fold_binary_to_constant.
19456 (compare_values_warnv): Likewise.
19458 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19460 PR middle-end/35429
19461 * fold-const.c (fold_truthop): Check for integeral types when folding
19462 a == 0 && b == 0 and a != 0 || b != 0 .
19464 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19466 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19468 2008-03-26 Andreas Schwab <schwab@suse.de>
19470 * doc/invoke.texi: Fix use of @item vs. @itemx.
19472 2008-03-26 Tom Tromey <tromey@redhat.com>
19474 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19475 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19476 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19477 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19478 build/genconstants.o, build/genemit.o, build/genextract.o,
19479 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19480 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19483 2008-03-26 Richard Guenther <rguenther@suse.de>
19486 2008-03-26 Richard Guenther <rguenther@suse.de>
19488 * fold-const.c (target.h): Include.
19489 (fold_comparison): Fold comparison of addresses of two decls
19490 that bind locally. Consolidate address folding code.
19492 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19494 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19495 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19496 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19497 dconstsqrt2, dconstthird, dconste and/or dconst10.
19498 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19499 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19500 dconstsqrt2, dconste): Delete.
19501 (init_emit_once): Likewise. Simplify initializing dconstm1.
19503 * real.c (get_real_const): New.
19504 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19505 dconstsqrt2, dconste): Delete.
19506 (real_value_const, get_real_const): New.
19508 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19510 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19512 * config/i386/i386.c (ix86_function_arg_boundary): Check
19513 BIGGEST_ALIGNMENT instead of 128.
19514 (setup_incoming_varargs_64): Likewise.
19516 2008-03-26 Tom Tromey <tromey@redhat.com>
19518 * Makefile.in (DEPFILES): Add missing '/'.
19520 2008-03-26 Richard Guenther <rguenther@suse.de>
19522 * fold-const.c (target.h): Include.
19523 (fold_comparison): Fold comparison of addresses of two decls
19524 that bind locally. Consolidate address folding code.
19526 2008-03-26 Nick Clifton <nickc@redhat.com>
19529 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19530 not allow INT+INT as a legitimate addressing mode.
19532 2008-03-26 Richard Guenther <rguenther@suse.de>
19534 * tree-flow.h (widen_bitfield): Remove declaration.
19535 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19536 (widen_bitfield): Remove function.
19537 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19540 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19543 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19546 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19548 PR rtl-optimization/35232
19549 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19550 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19551 reg_reloaded_call_part_clobbered here.
19552 (reload_regs_reach_end_p): New function.
19553 (reload_reg_rtx_for_input): New variable.
19554 (reload_reg_rtx_for_output): Likewise.
19555 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19556 when reassigning a pseudo register. Load reloadreg from
19557 reload_reg_rtx_for_input, moving the mode and register
19559 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19560 instead of the original when deciding whether an input reload
19561 would be a no-op or whether an output reload can be deleted.
19562 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19563 when setting up new_spill_reg_store. Load it from
19564 reload_reg_rtx_for_output, moving the mode and register
19566 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19567 instead of the original when deciding whether an output reload
19568 would be a no-op. Do the same when modifying insn notes.
19569 Use rtx_equal_p instead of == to compare the registers.
19570 (inherit_piecemeal_p): Take a mode and two register numbers
19572 (emit_reload_insns): Clear new_spill_reg_store for every hard
19573 register in the reload register. Remove spill registers
19574 from reg_reloaded_valid before considering whether to record
19575 inheritance information for them. Use reload_reg_rtx_for_output
19576 instead of reg_rtx when recording output reloads. Use
19577 reload_reg_rtx_for_input instead of reg_rtx when recording
19578 input reloads. Set or clear reg_reloaded_call_part_clobbered
19579 at the same time as setting reg_reloaded_valid.
19580 (delete_output_reload): Add a new_reload_reg parameter and use it
19581 instead of rld[j].reg_rtx.
19582 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19585 2008-03-25 Tom Tromey <tromey@redhat.com>
19587 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19588 (build/genattr.o): Likewise.
19589 (build/genattrtab.o): Likewise.
19590 (build/gencodes.o): Likewise.
19591 (build/genconfig.o): Likewise.
19592 (build/genconstants.o): Likewise.
19593 (build/genemit.o): Likewise.
19594 (build/genextract.o): Likewise.
19595 (build/genflags.o): Likewise.
19597 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19599 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19600 instead of size_int for integer types.
19601 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19602 to match type of MINUS_EXPR.
19604 2008-03-25 Tom Tromey <tromey@redhat.com>
19606 * configure: Rebuilt.
19607 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19610 2008-03-25 Tom Tromey <tromey@redhat.com>
19612 * config/x-solaris (host-solaris.o): Update.
19613 * config/x-linux (host-linux.o): Update.
19614 * config/x-hpux (host-hpux.o): Update.
19615 * config/x-darwin (host-darwin.o): Update.
19616 * config/v850/t-v850e (v850-c.o): Update.
19617 * config/v850/t-v850 (v850-c.o): Update.
19618 * config/t-vxworks (vxworks.o): Update.
19619 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19620 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19621 * config/spu/t-spu-elf (spu-c.o): Update.
19623 * config/sh/t-symbian (sh-c.o): Update.
19624 (symbian.o): Update.
19625 * config/sh/t-sh (sh-c.o): Update.
19626 * config/score/t-score-elf (score7.o, score3.o): Update.
19627 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19628 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19629 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19630 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19631 (rs6000.o): Remove.
19632 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19633 * config/m32c/t-m32c (m32c-pragma.o): Update.
19634 * config/ia64/t-ia64 (ia64-c.o): Update.
19635 * config/i386/x-mingw32 (host-mingw32.o): Update.
19636 * config/i386/x-i386 (driver-i386.o): Update.
19637 * config/i386/x-darwin (host-i386-darwin.o): Update.
19638 * config/i386/x-cygwin (host-cygwin.o): Update.
19639 * config/i386/t-nwld (nwld.o): Update.
19640 * config/i386/t-netware (netware.o): Update.
19641 * config/i386/t-interix (winnt.o): Update.
19642 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19643 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19644 msformat-c.o): Update.
19645 * config/bfin/t-bfin-linux (generated_files): Add
19646 linux-sysroot-suffix.h.
19647 * config/arm/t-wince-pe (pe.o): Update.
19648 * config/arm/t-strongarm-pe (pe.o): Update.
19649 * config/arm/t-pe (pe.o): Update.
19650 * config/arm/t-arm (arm-c.o): Update.
19651 * doc/install.texi (Prerequisites): Require make 3.80.
19652 * Makefile.in: Remove .o targets.
19653 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19654 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19655 (simple_generated_h, simple_generated_c): Move earlier.
19656 (generated_files): New variable.
19657 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19658 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19659 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19660 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19661 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19662 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19663 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19664 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19665 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19666 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19667 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19668 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19670 (COMPILE.base, COMPILE): New variables.
19671 (%.o): New pattern rule.
19672 (ALL_HOST_OBJS): New variable.
19673 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19674 (dummy-checksum.o, cc1-checksum.o): Remove.
19675 (DRIVER_SHLIB): New variable.
19676 (DRIVER_DEFINES): Use it.
19677 (gencondmd.c): Move out of build/.
19678 (s-conditions): Update.
19679 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19680 (ALL_BUILD_OBJS): Likewise.
19681 (build/%.o): Use BUILDCOMPILE.
19682 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19683 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19684 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19685 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19686 build/genconfig.o, build/genconstants.o, build/genemit.o,
19687 build/genextract.o, build/genflags.o, build/genmddeps.o,
19688 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19689 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19690 build/gen-protos.o, build/scan.o, build/fix-header.o,
19691 build/scan-decls.o): Simplify.
19692 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19693 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19694 prefix.o, toplev.o): Reduce to variable setting.
19695 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19696 ($(out_object_file), gcc-options.o): New targets.
19697 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19698 * configure: Rebuilt.
19699 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19700 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19702 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19704 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19705 complain when we hit an error, return ERROR_MARK_NODE.
19707 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19709 * config/sh/constraints.md (Pso, Psz): New constraints.
19710 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19711 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19713 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19715 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19716 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19718 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19720 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19721 (prefetch_sh2a): New.
19723 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19724 Naveen.H.S <naveen.hs@kpitcummins.com>
19726 * config/sh/constraints.md (I28): New constraint.
19727 * config/sh/sh.c (broken_move): Add support for movi20s.
19728 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19730 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19731 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19732 Naveen.H.S <naveen.hs@kpitcummins.com>
19734 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19735 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19736 (print_operand): Handle resbank in %@ operand code.
19737 (sh_encode_section_info): New.
19738 (push_regs): Add conditions for resbank.
19739 (sh_expand_epilogue): Likewise.
19740 (sh_insert_attributes): Likewise.
19741 (sh_attribute_table): Likewise.
19742 (sh_handle_resbank_handler_attribute): New.
19743 (sh2a_handle_function_vector_handler_attribute): New.
19744 (sh2a_is_function_vector_call): New.
19745 (sh2a_get_function_vector_number): New.
19746 (sh2a_function_vector_p): New.
19747 (sh_cfun_resbank_handler_p): New.
19748 * config/sh/sh.md (calli): Emit jsr/n if possible.
19749 (calli_tbr_rel): New.
19750 (calli_pcrel): Emit jsr/n if possible.
19751 (return_i): Emit rts/n if possible.
19752 (call_valuei_tbr_rel): New.
19753 (call_valuei_pcrel): Add condition for SH2A target.
19754 (call_value): Likewise.
19755 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19756 (sh2a_get_function_vector_number): Likewise.
19757 (sh2a_is_function_vector_call): Likewise.
19758 * doc/extend.texi: Document TBR relative addressing of SH2A.
19759 (resbank): Add description for SH2A.
19761 2008-03-24 Richard Guenther <rguenther@suse.de>
19764 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19765 pointer assignments change conversions according to middle-end rules.
19766 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19767 * configure.ac: Include type checking in yes.
19768 * configure: Regenerate.
19770 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19772 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19773 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19775 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19777 * gthr-vxworks.h (UNUSED): Define.
19779 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19781 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19783 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19785 * doc/extend.texi (Function Attributes): Add missing comma in the
19786 example of the "alloc_size" attribute.
19788 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19791 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19793 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19796 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19799 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19800 of the underlying type of a MS bitfield layout to the natural
19801 alignment of the type.
19803 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19805 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19806 to their natural alignment to avoid store forwarding stalls.
19808 2008-03-22 Richard Guenther <rguenther@suse.de>
19810 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19811 For PHI nodes verify the address is invariant.
19812 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19813 (get_symbol_constant_value): Use is_gimple_min_invariant.
19814 (maybe_fold_stmt_indirect): Likewise.
19816 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19818 PR rtl-optimization/33927
19819 * Makefile.in (dse.o): Depend on $(TM_P_H).
19820 * expr.h (extract_low_bits): Declare.
19821 * expmed.c (extract_low_bits): New function.
19822 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19823 * dse.c: Include tm_p.h.
19824 (find_shift_sequence): Remove the read_reg argument and return the
19825 read value. Emit the instructions instead of returning them.
19826 Iterate on new_mode rather than calculating it each time.
19827 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19828 source to NEW_MODE and extract_low_bits to convert the shifted
19829 value to READ_MODE.
19830 (replace_read): Allow the load and store to have different mode
19831 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19832 or extraction instructions before trying the replacement. Update
19833 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19835 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19837 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19838 to their natural alignment to avoid store forwarding stalls.
19840 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19843 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19844 encouraging but not allowing gprs for input;
19845 change the input constraint to !f#r.
19846 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19848 change the output constraint to !f#r.
19850 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19853 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19854 corresponding post-reload splitters.
19855 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19856 when x87 FP math is selected.
19857 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19858 New function prototype.
19859 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19860 unreachable function to ease macroization of insn patterns.
19862 2008-03-21 Martin Jambor <mjambor@suse.cz>
19864 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19865 reference dumps if ddr is NULL or dependence is unknown.
19867 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19869 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19870 unsigned extension into account.
19871 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19872 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19873 Do computations on a scratch register.
19875 2008-03-21 Richard Guenther <rguenther@suse.de>
19877 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19878 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19879 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19880 * tree-ssa-dom.c (record_equality): Likewise.
19881 * tree-inline.c (copy_body_r): Likewise.
19882 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19885 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19887 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19888 as 'delete_unused' argument.
19890 2008-03-20 Richard Guenther <rguenther@suse.de>
19892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19893 special casing of constant qualifiers.
19894 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19895 care about them in general.
19896 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19897 regardless of their type.
19898 (fold_stmt_r): Forcefully fold *& if we end up with that.
19900 2008-03-20 Paul Brook <paul@codesourcery.com>
19902 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19903 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19905 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19907 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19908 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19910 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19912 * common.opt (Wmudflap): New option.
19913 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19914 (mx_register_decls): Likewise.
19915 (mudflap_finish_file): Likewise.
19916 * doc/invoke.texi: Document -Wno-mudflap.
19918 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19920 * c-format.c (replace_format_name_to_system_name): New.
19921 (cmp_attribs): New.
19922 (convert_format_name_to_system_name): New.
19923 (decode_format_attr): Add use of convert_format_name_to_system_name.
19924 (format_types_orig): Add gnu_ prefix to names.
19925 (check_format_info_main): Special treating of \0 escaped names for
19926 supporting multi-character format specifiers as I32, I64.
19927 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19928 (gnu_target_overrides_format_attributes): New.
19929 * c-format.h: Add structure target_ovr_attr to hold
19930 system specific formatter names.
19931 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19932 msformat-c.o file to c_target_objs and cxx_target_objs.
19933 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19934 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19935 (TARGET_N_FORMAT_TYPES): New.
19936 * config/i386/msformat-c.c: New.
19937 * config/i386/t-cygming: Add build rule for msformat-c.o.
19938 * doc/extend.texi: Add new format names gnu_* and ms_* and
19940 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19942 2008-03-20 Ira Rosen <irar@il.ibm.com>
19944 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19945 optimizations turned on under -O3.
19946 (ftree-vectorize): Add that the flag is turned on with -O3.
19948 2008-03-20 Ben Elliston <bje@au.ibm.com>
19950 * regmove.c (try_auto_increment): Fix spelling error in comment.
19951 * final.c (final_scan_insn): Likewise.
19953 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19956 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19957 allocator preferences for "y" and "r" class registers.
19958 ("*mov<mode>_internal"): Ditto.
19959 ("*movv2sf_internal_rex64"): Ditto.
19960 ("*movv2sf_internal"): Ditto.
19962 2008-03-19 Michael Matz <matz@suse.de>
19964 PR middle-end/35616
19965 * calls.c (expand_call): Check overlap of arguments with call
19966 address for sibcalls.
19968 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19971 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19972 of the underlying type of a MS bitfield layout to the natural
19973 alignment of the type.
19975 2008-03-19 Jan Hubicka <jh@suse.cz>
19978 * toplev.c (decode_d_option): Handle all CPP flags.
19979 * tree-vrp.c: Update tree_pass descriptors.
19980 * regrename.c: Update tree_pass descriptors.
19981 * fwprop.c: Update tree_pass descriptors.
19982 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19983 * tree-into-ssa.c: Update tree_pass descriptors.
19984 * tree-dump.c: Update tree_pass descriptors.
19985 * tree-complex.c: Update tree_pass descriptors.
19986 * tree-dump.h: Update tree_pass descriptors.
19987 * see.c: Update tree_pass descriptors.
19988 * cgraphbuild.c: Update tree_pass descriptors.
19989 * tracer.c: Update tree_pass descriptors.
19990 * tree-loop-distribution.c: Update tree_pass descriptors.
19991 * cgraph.c: Update tree_pass descriptors.
19992 * postreload-gcse.c: Update tree_pass descriptors.
19993 * postreload.c: Update tree_pass descriptors.
19994 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19995 * tree-tailcall.c: Update tree_pass descriptors.
19996 * tree-pass.h (tree_opt_pass): Rename to ...
19997 (opt_pass) ... this one; add "type" field and remove letter field.
19998 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19999 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20000 all_lowering_passes): Update declaration.
20001 * ipa-cp.c: Update tree_pass descriptors.
20002 * final.c: Update tree_pass descriptors.
20003 * omp-low.c: Update tree_pass descriptors.
20004 * tree-ssa-dse.c: Update tree_pass descriptors.
20005 * ipa-reference.c: Update tree_pass descriptors.
20006 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20007 * auto-inc-dec.c: Update tree_pass descriptors.
20008 * reorg.c: Update tree_pass descriptors.
20009 * cgraphunit.c: Update tree_pass descriptors.
20010 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20011 * tree-ssa-ccp.c: Update tree_pass descriptors.
20012 * df-core.c: Update tree_pass descriptors.
20013 * mode-switching.c: Update tree_pass descriptors.
20014 * tree-nomudflap.c: Update tree_pass descriptors.
20015 * modulo-sched.c: Update tree_pass descriptors.
20016 * ipa-pure-const.c: Update tree_pass descriptors.
20017 * cse.c: Update tree_pass descriptors.
20018 * web.c: Update tree_pass descriptors.
20019 * tree-stdarg.c: Update tree_pass descriptors.
20020 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20021 * tree-ssa-dom.c: Update tree_pass descriptors.
20022 * tree-nrv.c: Update tree_pass descriptors.
20023 * tree-ssa-alias.c: Update tree_pass descriptors.
20024 * loop-init.c: Update tree_pass descriptors.
20025 * gimple-low.c: Update tree_pass descriptors.
20026 * ipa-inline.c: Update tree_pass descriptors.
20027 * tree-ssa-sink.c: Update tree_pass descriptors.
20028 * global.c: Update tree_pass descriptors.
20029 * ifcvt.c: Update tree_pass descriptors.
20030 * jump.c: Update tree_pass descriptors.
20031 * predict.c: Update tree_pass descriptors.
20032 * tree-ssa-loop.c: Update tree_pass descriptors.
20033 * recog.c: Update tree_pass descriptors.
20034 * dse.c: Update tree_pass descriptors.
20035 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20036 * tree-eh.c: Update tree_pass descriptors.
20037 * regmove.c: Update tree_pass descriptors.
20039 * function.c: Update tree_pass descriptors.
20040 * tree-vectorizer.c: Update tree_pass descriptors.
20041 * gcse.c: Update tree_pass descriptors.
20042 * ipa-type-escape.c: Update tree_pass descriptors.
20043 * tree-if-conv.c: Update tree_pass descriptors.
20044 * init-regs.c: Update tree_pass descriptors.
20045 * ipa.c: Update tree_pass descriptors.
20046 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20047 * rtl-factoring.c: Update tree_pass descriptors.
20048 * lower-subreg.c: Update tree_pass descriptors.
20049 * bt-load.c: Update tree_pass descriptors.
20050 * tree-dfa.c: Update tree_pass descriptors.
20051 * except.c: Update tree_pass descriptors.
20052 * emit-rtl.c: Update tree_pass descriptors.
20053 * cfgexpand.c: Update tree_pass descriptors.
20054 * tree-cfgcleanup.c: Update tree_pass descriptors.
20055 * cfgcleanup.c: Update tree_pass descriptors.
20056 * tree-ssa-pre.c: Update tree_pass descriptors.
20057 * tree-sra.c: Update tree_pass descriptors.
20058 * tree-mudflap.c: Update tree_pass descriptors.
20059 * tree-ssa-copy.c: Update tree_pass descriptors.
20060 * cfglayout.c: Update tree_pass descriptors.
20061 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20062 * tree-ssa-dce.c: Update tree_pass descriptors.
20063 * tree-ssa.c: Update tree_pass descriptors.
20064 * regclass.c: Update tree_pass descriptors.
20065 * integrate.c: Update tree_pass descriptors.
20066 * tree-optimize.c: Update tree_pass descriptors.
20067 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20068 * tree-object-size.c: Update tree_pass descriptors.
20069 * combine.c: Update tree_pass descriptors.
20070 * tree-outof-ssa.c: Update tree_pass descriptors.
20071 * bb-reorder.c: Update tree_pass descriptors.
20072 * stack-ptr-mod.c: Update tree_pass descriptors.
20073 * var-tracking.c: Update tree_pass descriptors.
20074 * tree-profile.c: Update tree_pass descriptors.
20075 * tree-vect-generic.c: Update tree_pass descriptors.
20076 * reg-stack.c: Update tree_pass descriptors.
20077 * sched-rgn.c: Update tree_pass descriptors.
20078 * tree-ssa-structalias.c: Update tree_pass descriptors.
20079 * tree-cfg.c: Update tree_pass descriptors.
20080 * passes.c (current_pass): Update declaration.
20081 (finish_optimization_passes): Update.
20082 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20083 (register_one_dump_file, register_dump_files_1, next_pass_1):
20085 (init_optimization_passes): Update handling of new types.
20086 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20087 * ipa-struct-reorg.c: Update tree_pass descriptors.
20088 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20089 * combine-stack-adj.c: Update tree_pass descriptors.
20090 * cfgrtl.c: Update tree_pass descriptors.
20091 * dce.c: Update tree_pass descriptors.
20092 * tree-ssanames.c: Update tree_pass descriptors.
20094 2008-03-19 Richard Guenther <rguenther@suse.de>
20096 PR middle-end/35609
20097 * tree-ssa.c (walk_data): New structure.
20098 (warn_uninitialized_var): If not always_executed warn with "maybe"
20100 (execute_early_warn_uninitialized): Compute post-dominators.
20101 Initialize always_executed before processing each basic block.
20103 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20106 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20107 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20109 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20111 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20113 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20115 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20117 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20118 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20119 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20120 target after ignore has been set, and move there also the commputation
20121 of subtarget and original_target.
20122 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20123 (LANG_HOOKS_INITIALIZER): Remove it.
20124 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20126 2008-03-18 Richard Guenther <rguenther@suse.de>
20128 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20129 found an expression with constants, note that in the VN for the lhs.
20130 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20131 fold them to constants if possible. Run cleanup_cfg if done so.
20132 (execute_pre): Return todo.
20133 (do_pre): Likewise.
20134 (execute_fre): Likewise.
20135 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20137 (get_prop_source_stmt): Look through pointer conversions.
20139 2008-03-18 Jan Hubicka <jh@suse.cz>
20141 * tree-pretty-print.c: Include predict.h.
20142 (dump_generic_node): Dump predictor.
20143 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20144 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20145 * gimple-low.c (lower_stmt): Likewise.
20146 * expr.c (expand_expr_real): Likewise.
20147 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20149 (build_predict_expr, build_predict_expr): New.
20150 * predict.h (predictor_name, build_predict_expr): Update.
20151 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20152 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20153 * predict.def (PRED_CONTINUE): Update hitrate.
20154 * tree.def (PREDICT_EXPR): Define.
20155 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20156 do not handle BIND_EXPR.
20157 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20158 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20159 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20162 2008-03-18 Michael Matz <matz@suse.de>
20164 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20166 2008-03-18 Richard Guenther <rguenther@suse.de>
20168 * tree-gimple.h (is_gimple_invariant_address): Declare.
20169 (is_gimple_constant): Likewise.
20170 * tree-gimple.c (is_gimple_constant): New function.
20171 (is_gimple_invariant_address): Likewise.
20172 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20173 and is_gimple_invariant_address.
20174 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20176 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20177 an addressable base.
20179 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20181 PR middle-end/35611
20182 * gimplify.c (gimplify_expr): Gimplify second operand of
20185 2008-03-17 Richard Guenther <rguenther@suse.de>
20187 PR tree-optimization/19637
20188 * fold-const.c (fold_unary): Remove restrictions of removing
20189 intermediate pointer-conversions (P2)(P1)P0.
20190 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20191 conversion to void pointer.
20192 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20194 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20197 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20198 emulated thread local variables.
20200 2008-03-16 Richard Guenther <rguenther@suse.de>
20202 PR middle-end/35607
20203 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20204 expand TREE_INVARIANT operations that are not gimple invariant.
20206 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20208 * doc/extend.texi (Alignment): Say that the ABI controls
20209 the __alignof__ for non-strict-alignment targets rather
20210 than being a recommendation.
20212 2008-03-15 Paul Brook <paul@codesourcery.com>
20214 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20216 (arm_output_fn_unwind): Mark functions that can not be unwound.
20218 2008-03-15 Paul Brook <paul@codesourcery.com>
20220 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20221 extension instructions.
20223 2008-03-15 Richard Guenther <rguenther@suse.de>
20225 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20226 and fold constant aggregate refs.
20227 (fold_const_aggregate_ref): Handle string constants
20228 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20229 (evaluate_stmt): Simplify now that ccp_fold folds constant
20232 2008-03-15 Paul Brook <paul@codesourcery.com>
20234 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20235 (extzv): Use gen_extzv_t2.
20236 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20238 2008-03-15 Richard Guenther <rguenther@suse.de>
20240 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20241 (fold_const_aggregate_ref): Likewise.
20242 (get_value): Return NULL if we don't have any values.
20243 (ccp_finalize): Set const_val to NULL after freeing it.
20244 * tree-flow.h (get_symbol_constant_value): Declare.
20245 (fold_const_aggregate_ref): Likewise.
20246 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20248 2008-03-15 Richard Guenther <rguenther@suse.de>
20250 PR middle-end/35593
20251 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20252 to not produce negative array indices if not allowed. Add
20253 parameter to indicate that.
20254 (maybe_fold_offset_to_component_ref): Allow negative array
20255 indices only for the first member of a structure.
20256 (maybe_fold_offset_to_reference): Allow negative array indices.
20257 (maybe_fold_stmt_addition): Likewise.
20259 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20260 Anatoly Sokolov <aesok@post.ru>
20262 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20263 (avr_arch): Add ARCH_AVR6.
20264 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20265 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20266 instead of fixed value 2.
20267 (print_operand_address): Use gs() asm specifier instead of pm().
20268 (avr_assemble_integer): (Ditto.).
20269 (avr_output_addr_vec_elt): (Ditto.).
20270 (print_operand): Handle "!" code.
20271 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20272 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20273 (AVR_HAVE_EIJMP_EICALL): Define.
20274 (AVR_3_BYTE_PC): Redefine.
20275 (AVR_2_BYTE_PC): (Ditto.).
20276 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20277 (LINK_SPEC): Add atmega2560 and atmega2561.
20278 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20280 * config/avr/avr.md (call_insn): Use eicall instead of icall
20281 for 3 byte PC devices.
20282 (call_value_insn): (Ditto.).
20283 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20284 (indirect_jump): Use only for for 2 byte PC devices.
20285 (*tablejump): (Ditto.).
20286 (*indirect_jump_avr6): Add insn.
20287 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20288 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20289 instead of ijmp for 3 byte PC devices.
20290 (__tablejump2__): (Ditto.).
20291 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20292 (MULITLIB_DIRNAMES): (Ditto.).
20293 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20295 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20297 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20298 "sse2_umulsidi3". Use V1DI mode for operand 0.
20299 ("mmx_psadbw"): Use V1DI mode for operand 0.
20300 * config/i386/i386-modes.def (V1SI): New vector mode.
20301 * config/i386/i386.c (struct builtin_description)
20302 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20303 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20304 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20305 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20306 v1di_ftype_v8qi_v8qi type.
20307 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20309 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20310 __builtin_ia32_pmuludq]: Fix the mode of return value.
20312 2008-03-15 Richard Guenther <rguenther@suse.de>
20314 PR middle-end/35595
20315 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20318 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20320 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20321 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20322 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20323 unless TARGET_SERIALIZE_VOLATILE is enabled.
20324 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20325 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20326 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20328 2008-03-14 Richard Guenther <rguenther@suse.de>
20330 PR tree-optimization/34172
20331 * tree-flow.h (refs_may_alias_p): Declare.
20332 (get_single_def_stmt): Likewise.
20333 (get_single_def_stmt_from_phi): Likewise.
20334 (get_single_def_stmt_with_phi): Likewise.
20335 * tree-dfa.c (refs_may_alias_p): New function.
20336 (get_single_def_stmt): Likewise.
20337 (get_single_def_stmt_from_phi): Likewise.
20338 (get_single_def_stmt_with_phi): Likewise.
20339 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20340 (vn_reference_lookup_1): New helper function.
20341 (vn_reference_lookup): Walk the virtual use-def chain to
20342 continue searching for a match if the def does not alias the
20343 reference we are looking for.
20345 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20347 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20348 archive and Perzl. Update The Written Word listing.
20350 2008-03-14 Richard Guenther <rguenther@suse.de>
20352 PR tree-optimization/34043
20353 PR tree-optimization/33989
20354 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20356 (bitmap_find_leader): Use extra argument to verify dominance
20357 relationship inside a basic-block.
20358 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20359 (find_leader_in_sets): Adjust.
20360 (create_component_ref_by_pieces): Take extra argument for
20361 dominance check, handle lookup failures.
20362 (find_or_generate_expression): Likewise.
20363 (create_expression_by_pieces): Likewise.
20364 (insert_into_preds_of_block): Adjust.
20365 (create_value_expr_from): If asked for, verify all operands
20366 are in the blocks AVAIL_OUT set.
20367 (make_values_for_stmt): Check for SSA_NAMEs that are life
20368 over an abnormal edge.
20369 (compute_avail): Remove such check.
20370 (do_SCCVN_insertion): New function.
20371 (eliminate): If we do not find a leader suitable for replacement
20372 insert a replacement expression from SCCVN if available.
20373 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20374 (struct vn_ssa_aux): Add needs_insertion flag.
20375 * tree-ssa-sccvn.c (may_insert): New global flag.
20376 (copy_reference_ops_from_ref): Value-number union member access
20377 based on its size, not type and member if insertion is allowed.
20378 (visit_reference_op_load): For a weak match from union type
20379 punning lookup a view-converted value and insert a SSA_NAME
20380 for that value if that is not found.
20381 (visit_use): Make dumps shorter. Do not disallow value numbering
20382 SSA_NAMEs that are life over an abnormal edge to constants.
20383 (free_scc_vn): Release inserted SSA_NAMEs.
20384 (run_scc_vn): New flag to specify whether insertion is allowed.
20385 Process SSA_NAMEs in forward order.
20386 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20387 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20388 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20389 pointer type to/from integral types that do not change the
20390 precision to regular conversions.
20392 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20394 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20395 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20396 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20397 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20398 input arguments and the mode of return value. Built-in functions
20399 that operate on whole 64-bit MMX register now use V1DI mode.
20401 2008-03-13 Alon Dayan <alond@il.ibm.com>
20402 Olga Golovanevsky <olga@il.ibm.com>
20404 PR tree-optimization/35041
20405 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20406 to locate the right position in a statement.
20408 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20412 * config/i386/xmmintrin.h: Change all static inline functions to
20413 extern inline and add __gnu_inline__ attribute.
20414 * config/i386/bmintrin.h: Ditto.
20415 * config/i386/smmintrin.h: Ditto.
20416 * config/i386/tmmintrin.h: Ditto.
20417 * config/i386/mmintrin-common.h: Ditto.
20418 * config/i386/ammintrin.h: Ditto.
20419 * config/i386/emmintrin.h: Ditto.
20420 * config/i386/pmmintrin.h: Ditto.
20421 * config/i386/mmintrin.h: Ditto.
20422 * config/i386/mm3dnow.h: Ditto.
20424 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20426 PR middle-end/35185
20427 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20428 (lower_omp_2): New function.
20429 (lower_omp_1, lower_omp): Rewritten.
20431 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20434 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20435 with the phrase "Microsoft Windows compilers".
20436 (Push/Pop Macro Pragmas): New subsection. Document
20437 #pragma push_macro and pragma pop_macro.
20439 2008-03-12 Paul Brook <paul@codesourcery.com>
20441 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20443 2008-03-12 Paul Brook <paul@codesourcery.com>
20445 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20446 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20447 (thumb2_addsi_shortim): Rename ...
20448 (thumb2_addsi_short): ... to this. Allow register operands.
20449 (thumb2_subsi_short): New pattern.
20450 (thumb2_one_cmplsi2_short,
20451 thumb2_negsi2_short): New patterns and peepholes.
20453 2008-03-12 Paul Brook <paul@codesourcery.com>
20455 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20457 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20459 * config/i386/i386.md (int_cond): New code iterator.
20461 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20462 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20463 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20464 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20465 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20466 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20467 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20468 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20470 2008-03-12 Paul Brook <paul@codesourcery.com>
20472 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20473 instead of {arm,thumb}_compute_save_reg_mask.
20474 (output_return_instruction): Ditto.
20475 (thumb_unexpanded_epilogue): Ditto.
20476 (thumb1_expand_prologue): Ditto.
20477 (thumb1_output_function_prologue): Ditto.
20478 (arm_set_return_address): Ditto.
20479 (thumb_set_return_address): Ditto.
20480 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20481 regs to achieve stack alignment.
20482 (thumb1_compute_save_reg_mask): Fix compiler warning.
20483 (arm_output_epilogue): Use offsets->saved_regs_mask.
20484 Adjust stack pointer by poping call clobered registers.
20485 (arm_expand_prologue): Use offsets->saved_regs_mask.
20486 Adjust stack pointer by pushing extra registers.
20487 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20489 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20492 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20493 conversion to the operands of a multiplication.
20495 2008-03-12 Richard Guenther <rguenther@suse.de>
20497 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20498 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20499 * timevar.def (TV_TREE_PHIPROP): Add.
20500 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20501 pass description. Use TV_TREE_PHIPROP.
20502 * tree-ssa-forwprop.c: Remove phiprop code.
20504 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20506 PR middle-end/35549
20507 * omp-low.c (maybe_lookup_decl): Constify first argument.
20508 (use_pointer_for_field): Change last argument from bool to
20509 omp_context *. Disallow shared copy-in/out in nested
20510 parallel if decl is shared in outer parallel too.
20511 (build_outer_var_ref, scan_sharing_clauses,
20512 lower_rec_input_clauses, lower_copyprivate_clauses,
20513 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20515 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20516 Ira Rosen <irar@il.ibm.com>
20518 * tree-vectorizer.c (free_stmt_vec_info): New function.
20519 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20520 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20521 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20522 * tree-vect-transform.c (vectorizable_conversion): Free
20523 vec_oprnds0 if it was allocated.
20524 (vect_permute_store_chain): Remove unused VECs.
20525 (vectorizable_store): Free VECs that are allocated in the..
20527 (vect_transform_strided_load, vectorizable_load): Likewise.
20528 (vect_remove_stores): Simplify the code.
20529 (vect_transform_loop): Move code to vect_remove_stores().
20530 Call vect_remove_stores() and free_stmt_vec_info().
20532 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20534 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20535 TARGET_HPUX. Revise comment.
20536 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20537 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20538 Use sr4 variant of `be' instruction when not generating PIC code.
20539 (attr_length_call): Adjust for above change.
20541 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20543 * ipa-reference.c (static_execute): Remove module_statics_const and
20544 associated setting code.
20546 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20549 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20550 predicate for operand 1.
20551 (paritysi2_cmp): Use register_operand predicate for operand 2.
20552 Use earlyclobber modifier for operand 1. Remove support for
20554 (paritydi2_cmp): Use register_operand predicate for operand 3.
20555 Use earlyclobber modifier for operand 1. Remove support for
20558 2008-03-11 Paul Brook <paul@codesourcery.com>
20559 Vladimir Prus <vladimir@codesourcery.com>
20561 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20562 (arm_compute_save_reg0_reg12_mask): Always
20563 check if register 11 must be saved. Always safe hard frame pointer
20564 when frame_pointer_needeed.
20565 (arm_compute_save_reg_mask): Save IP and PC
20566 only with apcs frames.
20567 (arm_output_epilogue): Adjust Thumb2 codepath to
20568 be also invoked and work for ARM non-apcs frames.
20569 (arm_expand_prologue): Don't bother saving IP
20570 for non-apcs frame, since it's not clobbered by
20571 prologue code. Implement non-apcs frame
20574 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20576 PR rtl-optimization/35281
20577 * expr.c (convert_move): Use a new pseudo for the intermediate
20578 from_mode->word_mode result.
20580 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20582 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20583 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20584 * toplev.c (compile_file): Don't call it.
20586 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20588 PR middle-end/35526
20589 * expr.c (store_expr): Call emit_block_move if the mode
20590 of "temp" RTX is BLKmode.
20592 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20593 Richard Guenther <rguenther@suse.de>
20595 PR tree-optimization/31358
20596 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20597 the step with a NULL_TREE.
20598 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20599 to sizetype if type is a pointer type.
20600 (add_candidate_1): Don't convert the base and step to
20601 the generic type if the orginal type is a pointer type.
20602 (add_iv_value_candidates): Use sizetype for the step
20603 if type is a pointer type.
20604 (cand_value_at): Likewise.
20605 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20607 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20608 Don't convert the tem affine to the type.
20609 (add_elt_to_tree): Use sizetype for the step if a pointer.
20610 Use POINTER_PLUS_EXPR for pointers.
20611 (aff_combination_to_tree): Use sizetype for the step if a
20614 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20616 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20617 Remove commutativity hint.
20619 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20623 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20624 errorneous type. Check that v is a VAR_DECL.
20626 PR middle-end/35099
20627 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20629 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20631 PR tree-optimization/35494
20632 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20633 may be overriden at link and run time.
20635 2008-03-10 Richard Guenther <rguenther@suse.de>
20637 PR tree-optimization/34677
20638 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20639 (poolify_tree): Likewise.
20640 (modify_expr_template): Likewise.
20641 (poolify_modify_stmt): Likewise.
20642 (insert_fake_stores): Handle all component-ref style stores
20643 in addition to INDIRECT_REF. Also handle complex types.
20644 Do not poolify the inserted load.
20645 (realify_fake_stores): Do not rebuild the tree but only
20646 make it a SSA_NAME copy.
20647 (init_pre): Remove initialzation of modify_expr_template.
20648 Do not allocate modify_expr_node_pool.
20649 (fini_pre): Do not free modify_expr_node_pool.
20651 2008-03-10 Paul Brook <paul@codesourcery.com>
20653 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20654 to avoid conflicts.
20656 2008-03-10 Paul Brook <paul@codesourcery.com>
20657 Mark Shinwell <shinwell@codesourcery.com>
20659 * config/arm/cortex-r4.md: New.
20660 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20662 * config/arm/arm.md: Include cortex-r4.md.
20663 (insn): Add smmls, sdiv and udiv values.
20664 (generic_sched): Don't use generic scheduling for Cortex-R4.
20665 (arm_issue_rate): New function.
20666 (TARGET_SCHED_ISSUE_RATE): Define.
20668 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20670 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20672 2008-03-10 Richard Guenther <rguenther@suse.de>
20674 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20675 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20677 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20679 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20680 Set default to true.
20682 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20684 * c.opt (Wsynth): Deprecate.
20685 * doc/invoke.texi (Option Summary, Warning Options): Document
20686 -Wno-format-contains-nul.
20688 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20691 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20692 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20694 2008-03-09 Ira Rosen <irar@il.ibm.com>
20696 * config/rs6000/rs6000.c (builtin_description): Rename vector
20697 left shift operations.
20698 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20699 (altivec_vsl<VI_char>): Rename to ...
20700 (ashl<mode>3): ... new name.
20701 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20703 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20705 2008-03-08 Richard Guenther <rguenther@suse.de>
20707 * coverage.h (tree_coverage_counter_addr): Declare.
20708 * coverage.c (tree_coverage_counter_addr): New function.
20709 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20710 before using again.
20711 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20712 (tree_gen_one_value_profiler): Likewise.
20713 (tree_gen_ic_profiler): Likewise.
20714 (tree_gen_average_profiler): Likewise.
20715 (tree_gen_ior_profiler): Likewise.
20717 2008-03-08 Richard Guenther <rguenther@suse.de>
20719 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20720 (vn_binary_op_insert): Likewise.
20721 (vn_unary_op_lookup): Likewise.
20722 (vn_unary_op_insert): Likewise.
20723 (vn_nary_op_lookup): Declare.
20724 (vn_nary_op_insert): Likewise.
20725 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20726 and binary hashes, use a single obstack for unary_op_pool
20727 and binary_op_pool.
20728 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20729 a single struct vn_nary_op_s. Store tree code length and
20730 a variable number of operands.
20731 (struct vn_reference_op_struct): Remove unused op2.
20732 (vn_reference_op_eq): Do not compare op2.
20733 (vn_reference_op_compute_hash): Do not compute hash of op2.
20734 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20735 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20736 with vn_nary_op_compute_hash.
20737 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20738 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20740 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20742 (visit_unary_op): Call nary functions.
20743 (visit_binary_op): Likewise.
20744 (process_scc): Adjust for struct vn_tables_s changes.
20745 (allocate_vn_table): Likewise.
20746 (free_vn_table): Likewise.
20747 * tree-vn.c (vn_add): Call nary functions.
20748 (vn_lookup): Likewise.
20750 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20753 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20754 wdst back after sync_compare_and_swapqhi_internal.
20756 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20759 * config/i386/i386-modes.def (V1DI): New vector mode.
20760 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20761 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20762 (MMXMODE248): Ditto.
20763 (MMXMODE): Add V1DI mode.
20764 (mmxvecsize): Change DI mode to V1DI mode.
20765 ("mov<mode>): Use MMXMODEI8 mode iterator.
20766 ("*mov<mode>_internal_rex64"): Ditto.
20767 ("*mov<mode>_internal"): Ditto.
20768 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20769 ("mmx_sub<mode>3"): Ditto.
20770 ("mmx_adddi3"): Remove insn pattern.
20771 ("mmx_subdi3"): Ditto.
20772 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20773 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20774 ("mmx_ashl<mode>3"): Ditto.
20775 ("mmx_lshrdi3"): Remove insn pattern.
20776 ("mmx_ashldi3"): Ditto.
20777 * config/i386/i386.c (classify_argument): Handle V1DImode.
20778 (function_arg_advance_32): Ditto.
20779 (function_arg_32): Ditto.
20780 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20781 mmx_addv1di3 insn pattern.
20782 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20783 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20784 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20785 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20786 Remove definitions of built-in functions.
20787 (V1DI_type_node): New node.
20788 (v1di_ftype_v1di_int): Ditto.
20789 (v1di_ftype_v1di_v1di): Ditto.
20790 (v2si_ftype_v2si_si): Ditto.
20791 (v4hi_ftype_v4hi_di): Remove node.
20792 (v2si_ftype_v2si_di): Ditto.
20793 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20794 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20795 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20796 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20797 Add new builtins using def_builtin_const.
20798 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20799 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20800 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20801 * config/i386/mmintrin.h (__v1di): New typedef.
20802 (_mm_add_si64): Cast arguments to __v1di type.
20803 (_mm_sub_si64): Ditto.
20804 (_mm_sll_pi16): Cast __count to __v4hi type.
20805 (_mm_sll_pi32): Cast __count to __v2si type.
20806 (_mm_sll_si64): Cast arguments to __v1di type.
20807 (_mm_srl_pi16): Cast __count to __v4hi type.
20808 (_mm_srl_pi32): Cast __count to __v2si type.
20809 (_mm_srl_si64): Cast arguments to __v1di type.
20810 (_mm_sra_pi16): Cast __count to __v4hi type.
20811 (_mm_sra_pi32): Cast __count to __v2si type.
20812 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20813 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20814 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20815 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20816 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20817 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20818 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20819 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20820 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20821 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20822 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20823 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20825 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20827 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20829 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20832 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20833 reg+const addressing for Altivec modes. Don't generate reg+reg
20834 addressing for TFmode or TDmode quantities.
20836 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20838 * c-common.c (vector_types_convertible_p): Call langhook
20839 instead of comptypes.
20841 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20844 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20845 integral and scalar float variables which have a
20848 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20850 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20851 dwarf_register_span hook when emitting unwind information for
20852 register-to-memory saves.
20853 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20854 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20856 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20858 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20859 for the same VAR_DECL.
20861 2008-03-06 Tom Tromey <tromey@redhat.com>
20863 * treelang: Delete.
20864 * doc/standards.texi (Standards): Don't mention treelang.
20865 * doc/invoke.texi (Overall Options): Don't mention treelang.
20866 * doc/install.texi (Prerequisites): Don't mention bison or
20868 (Configuration): Don't mention treelang.
20869 (Building): Likewise.
20870 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20872 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20874 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20875 word-extractions out of a multi-word object.
20877 2008-03-06 Richard Guenther <rguenther@suse.de>
20879 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20880 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20881 result type and precision.
20882 * expr.c (get_inner_reference): Set unsignedp based on the result
20883 type of BIT_FIELD_REF.
20884 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20885 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20886 (try_instantiate_multiple_fields): Likewise. Use the correct type
20888 (sra_build_assignment): Likewise.
20889 (sra_build_elt_assignment): Likewise.
20890 (sra_explode_bitfield_assignment): Likewise.
20891 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20892 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20893 set BIT_FIELD_REF_UNSIGNED.
20894 (vectorizable_load): Likewise.
20896 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20898 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20901 2008-03-06 Richard Guenther <rguenther@suse.de>
20903 * alias.c (struct alias_set_entry): Move has_zero_child field
20904 to pack with alias_set.
20906 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20908 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20911 2008-03-05 Ian Lance Taylor <iant@google.com>
20913 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20915 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20917 * fwprop.c (update_df): Support width and offset parameters of
20919 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20920 global_conflicts): Change DF_REF_EXTRACT to either
20921 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20922 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20923 * df-scan.c (df_ref_record, df_defs_record,
20924 df_ref_create_structure, df_def_record_1, df_uses_record,
20925 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20926 df_bb_refs_collect, df_entry_block_defs_collect,
20927 df_exit_block_uses_collect): Support new width and offset fields.
20928 (ref_extract_pool): New storage pool.
20929 (df_free_ref): New function.
20930 (df_reg_chain_unlink, df_free_collection_rec,
20931 df_sort_and_compress_refs): Call df_free_ref.
20932 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20934 (df_ref_create_structure): Allocate df_ref_extract if offset and
20935 width fields are used.
20936 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20937 (df_uses_record): Get offset and width from ZERO_EXTRACT
20939 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20940 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20941 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20942 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20943 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20944 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20945 (df_ref_extract): New structure.
20946 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20947 (df_ref_create): Add width and offset parameters.
20949 2008-03-05 Richard Guenther <rguenther@suse.de>
20951 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20952 Use ranges_overlap_p.
20953 (offset_overlaps_with_access): Rename
20954 to ranges_overlap_p and move ...
20955 * tree-flow-inline.h (ranges_overlap_p): ... here.
20957 * tree.h (get_inner_reference, handled_component_p): Update
20960 * tree.h (record_component_aliases, get_alias_set,
20961 alias_sets_conflict_p, alias_sets_must_conflict_p,
20962 objects_must_conflict_p): Move declarations ...
20963 * alias.h (record_component_aliases, get_alias_set,
20964 alias_sets_conflict_p, alias_sets_must_conflict_p,
20965 objects_must_conflict_p): ... here.
20966 Include coretypes.h.
20967 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20969 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20971 * cfg.c: Include tree-flow.h.
20972 (remove_edge_raw): Call redirect_edge_var_map_clear.
20973 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20974 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20975 (redirect_edge_var_map_result): New.
20976 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20977 PENDING_STMT use with redirect_edge_var_map_*.
20978 * tree-ssa.c (edge_var_maps): New definition.
20979 (redirect_edge_var_map_add): New.
20980 (redirect_edge_var_map_clear): New.
20981 (redirect_edge_var_map_dup): New.
20982 (redirect_edge_var_map_vector): New.
20983 (redirect_edge_var_map_destroy): New.
20984 (ssa_redirect_edge): Replace PENDING_STMT use with
20985 redirect_edge_var_map_*.
20986 (flush_pending_stmts): Same.
20987 (delete_tree_ssa): Destroy edge var map.
20988 * tree-flow.h (struct _edge_var_map): New.
20989 Define edge_var_map vector type.
20990 Declare redirect_edge_var_map_* prototypes.
20991 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20992 * tree-cfg.c (reinstall_phi_args): Replace
20993 PENDING_STMT use with redirect_edge_var_map_*.
20995 2008-03-05 Richard Guenther <rguenther@suse.de>
20997 PR tree-optimization/35472
20998 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20999 whose single use_stmt has a overlapping set of loaded and
21000 stored symbols as that use_stmt might be a noop assignment then.
21002 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21004 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21006 2008-03-05 Richard Guenther <rguenther@suse.de>
21009 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21010 should be constants.
21011 * tree-cfg.c (verify_expr): Verify it.
21012 * fold-const.c (fold_truthop): Remove code generating
21013 BIT_FIELD_REFs of structure bases.
21014 (fold_binary): Likewise.
21015 (fold_ternary): Position and size of BIT_FIELD_REFs are
21016 always host integers.
21017 (make_bit_field_ref): Remove.
21018 (optimize_bit_field_compare): Remove.
21019 (all_ones_mask_p): Remove.
21021 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21024 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21025 (split_block_and_df_analyze): New. Split basic block and rebuild
21027 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21029 (split_pattern_seq): Likewise.
21030 (erase_matching_seqs): Likewise.
21031 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21033 2008-03-04 Geoff Keating <geoffk@apple.com>
21035 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21036 declaration and code.
21037 (tree_invalid_nonnegative_warnv_p): Likewise.
21039 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21041 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21042 examples. Truncate option-names then causing overfull hbox.
21044 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21047 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21049 * configure: Rebuilt.
21051 2008-03-04 Rafael EspÃndola <espindola@google.com>
21053 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21054 (tree_unary_nonnegative_warnv_p): New.
21055 (tree_binary_nonnegative_warnv_p): New.
21056 (tree_single_nonnegative_warnv_p): New.
21057 (tree_invalid_nonnegative_warnv_p): New.
21058 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21060 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21063 * opts.c (handle_option): Postpone 'unknown option' errors only for
21066 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21069 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21072 2008-03-04 Rafael EspÃndola <espindola@google.com>
21074 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21075 (tree_binary_nonzero_warnv_p): New.
21076 (tree_single_nonzero_warnv_p): New.
21077 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21079 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21081 PR middle-end/35456
21082 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21083 transformations for modes that have signed zeros.
21084 * ifcvt.c (noce_try_abs): Ditto.
21086 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21088 * config/i386/i386.c (override_options): Force
21089 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21091 2008-03-04 Jan Hubicka <jh@suse.cz>
21094 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21097 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21099 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21100 label to probe the stack.
21102 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21104 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21105 (__gthr_win32_mutex_destroy): Declare.
21106 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21107 __gthr_win32_mutex_destroy.
21108 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21110 2008-03-03 Jan Hubicka <jh@suse.cz>
21113 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21114 aggressive on inlining cold calls.
21116 2008-03-03 Richard Guenther <rguenther@suse.de>
21118 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21119 struct copies into the expression table.
21120 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21121 (try_to_simplify): Likewise.
21122 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21123 integral and pointer arguments which do not change the
21124 precision to NOP_EXPRs.
21125 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21126 VIEW_CONVERT_EXPR case.
21128 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21130 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21131 defined in a loop at depth 0 is invariant.
21132 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21133 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21134 be called at loop depth 0.
21136 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21139 * gcc.c (process_command): Update copyright notice dates.
21140 * gcov.c (print_version): Likewise.
21141 * gcov-dump.c (print_version): Likewise.
21142 * mips-tfile.c (main): Likewise.
21143 * mips-tdump.c (main): Likewise.
21145 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21148 * c-common.c (flag_permissive): Delete.
21149 (constant_expression_warnings): Check flags first.
21150 (constant_expression_error): New.
21151 * c-common.h (flag_permissive): Delete.
21152 (constant_expression_error): Declare.
21153 * flags.h (flag_permissive): Declare. Update description.
21154 * diagnostic.c (pedwarn): Update.
21156 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21157 (permissive_error_kind): New.
21158 * toplev.c (flag_permissive): Define. Update description.
21159 * toplev.h (permissive_error_kind): Declare.
21160 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21161 (pedwarn_c90): Use pedantic_warning_kind.
21162 * c-opts.c (c_common_post_options): flag_permissive does not affect
21163 flag_pedantic_errors.
21165 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21167 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21168 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21169 __absvsi2, __absvDI2): Use unsigned arithmetic.
21171 2008-03-02 Andi Kleen <ak@suse.de>
21172 Richard Guenther <rguenther@suse.de>
21174 * struct-equiv.c: Remove file.
21175 * cfg_cleanup.c (condjump_equiv_p): Remove.
21176 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21177 (struct-equiv.o): Remove rule.
21178 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21179 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21180 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21182 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21184 * ifcvt.c (noce_process_if_block): Try to handle only the then
21185 block if the else block exists but isn't suitable.
21187 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21190 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21191 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21192 regression from previous patch.
21194 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21197 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21199 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21200 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21201 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21202 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21203 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21204 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21205 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21206 (__gthread_mutex_destroy_function): Rename to
21207 __gthread_mutex_destroy.
21208 * gthr-dce.h (__gthread_mutex_destroy): Call
21209 pthread_mutex_destroy.
21210 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21211 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21212 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21214 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21216 * df-scan.c (df_ref_chain_change_bb): Simplify.
21217 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21218 set_block_for_insn if there's any change.
21219 * df.h ((df_insn_change_bb): Fix prototype.
21220 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21221 df_insn_change_bb, don't call set_block_for_insn.
21222 * emit-rtl.c (reorder_insns): Likewise.
21223 * haifa-sched.c (move_insn): Likewise.
21225 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21227 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21229 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21231 * tree-flow-inline.h (next_readonly_imm_use): Return
21232 NULL_USE_OPERAND_P after the end.
21234 2008-03-01 Richard Guenther <rguenther@suse.de>
21236 PR tree-optimization/35411
21237 * tree-sra.c (sra_build_assignment): Split conversion to
21238 final type to a separate statement if we are not assigning
21241 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21243 * fold-const.c (fold_convertible_p): Correct the logic to follow
21244 that in fold_convert().
21246 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21249 * tree-inline.c (build_duplicate_type): When we make a
21250 duplicate type, make it unique in the canonical types system.
21252 2008-02-29 Tom Tromey <tromey@redhat.com>
21254 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21255 input_file_stack_history, input_file_stack_restored): Remove.
21256 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21257 * input.h (struct file_stack): Remove.
21258 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21259 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21261 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21263 (diagnostic_last_module_changed): Add 'map' argument.
21264 (diagnostic_set_last_function): Likewise.
21265 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21266 line map, not input_file_stack.
21267 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21269 2008-02-29 Paul Brook <paul@codesourcery.com>
21271 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21273 2008-02-29 Paul Brook <paul@codesourcery.com>
21275 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21277 2008-02-29 Richard Guenther <rguenther@suse.de>
21279 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21281 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21282 value for comparing for a store match.
21283 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21284 (try_to_simplify): Do not do a full-blown reference lookup.
21286 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21288 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21289 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21291 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21293 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21295 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21296 strides against cache sizes.
21298 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21300 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21303 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21305 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21306 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21307 is smaller than the original promoted value.
21308 (simplify_subreg): If OP is a SUBREG, try to preserve its
21309 SUBREG_PROMOTED_VAR_P information.
21311 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21313 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21314 (VN_INFO_GET): Allocate new objects on the obstack.
21315 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21316 for rpo_numbers_temp, for consistency.
21317 (free_scc_vn): Free the obstack.
21319 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21321 * doc/invoke.texi: Document -ftree-loop-distribution.
21322 * tree-loop-distribution.c: New.
21323 * tree-pass.h (pass_loop_distribution): New.
21324 * graphds.h (struct graph): Add htab_t indices.
21325 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21326 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21327 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21328 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21329 * tree-data-ref.c (debug_data_dependence_relations): New.
21330 (dump_data_dependence_relation): Also print data references.
21331 (free_data_ref): Extern.
21332 (same_access_functions): Moved...
21333 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21334 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21335 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21336 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21337 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21338 (stmts_from_loop): Skip LABEL_EXPR.
21339 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21341 (build_rdg): Initialize rdg->indices htab.
21342 (free_rdg, stores_from_loop, ref_base_address,
21343 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21344 have_similar_memory_accesses_1, ref_base_address_1,
21345 remove_similar_memory_refs): New.
21346 * tree-data-ref.h: Depend on tree-chrec.h.
21347 (debug_data_dependence_relations, free_data_ref): Declared.
21348 (same_access_functions): ... here.
21349 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21351 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21352 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21353 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21354 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21355 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21356 rdg_vertex_for_stmt): Declared.
21357 (struct rdg_edge): Add level.
21359 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21360 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21362 (rdg_has_similar_memory_accesses): New.
21363 * tree-vect-analyze.c: Remove unused static decls.
21364 * lambda.h (dependence_level): New.
21365 * common.opt (ftree-loop-distribution): New.
21366 * tree-flow.h (mark_virtual_ops_in_bb,
21367 slpeel_tree_duplicate_loop_to_edge_cfg,
21368 rename_variables_in_loop): Declared.
21369 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21370 (OBJS-common): Add tree-loop-distribution.o.
21371 (tree-loop-distribution.o): New rule.
21372 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21373 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21374 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21376 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21379 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21380 other than structures and unions.
21382 2008-02-28 Richard Guenther <rguenther@suse.de>
21385 2008-02-26 Richard Guenther <rguenther@suse.de>
21387 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21388 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21389 (lookup_decl_from_uid): Declare.
21390 (remove_decl_from_map): Likewise.
21391 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21392 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21393 (decl_for_uid_map): New global hashtable mapping DECL_UID
21395 (init_ttree): Allocate it.
21396 (insert_decl_to_uid_decl_map): New helper function.
21397 (make_node_stat): Insert new decls into the map.
21398 (copy_node_stat): Likewise.
21399 (lookup_decl_from_uid): New function.
21400 (remove_decl_from_map): Likewise.
21401 (print_decl_for_uid_map_statistics): New helper.
21402 (dump_tree_statistics): Call it.
21404 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21405 (referenced_var_iterator): Adjust.
21406 (FOR_EACH_REFERENCED_VAR): Adjust.
21407 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21408 (num_referenced_vars): Adjust.
21409 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21410 (first_referenced_var): Remove.
21411 (end_referenced_vars_p): Likewise.
21412 (next_referenced_var): Likewise.
21413 (referenced_var_iterator_set): New helper function.
21414 * tree-dfa.c (referenced_var_lookup): Adjust.
21415 (referenced_var_check_and_insert): Likewise.
21416 (remove_referenced_var): Likewise.
21417 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21418 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21419 (verify_call_clobbering): Likewise.
21420 (verify_memory_partitions): Likewise.
21421 (init_tree_ssa): Allocate bitmap instead of hashtable for
21423 (delete_tree_ssa): Adjust.
21424 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21425 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21426 (compute_tag_properties): Likewise.
21427 (set_initial_properties): Likewise.
21428 (find_partition_for): Likewise.
21429 (update_reference_counts): Likewise.
21430 (dump_may_aliases_for): Likewise.
21431 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21432 (add_call_clobber_ops): Likewise.
21433 (add_call_read_ops): Likewise.
21434 (get_asm_expr_operands): Likewise.
21435 * tree-into-ssa.c (dump_decl_set): Likewise.
21436 (update_ssa): Likewise.
21437 * tree-sra.c (scan_function): Likewise.
21438 (decide_instantiations): Likewise.
21439 (scalarize_parms): Likewise.
21440 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21441 (dsa_named_for): Likewise.
21442 * tree-ssa-structalias.c (update_alias_info): Likewise.
21443 (merge_smts_into): Likewise.
21445 2008-02-27 David Daney <ddaney@avtrex.com>
21448 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21449 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21450 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21451 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21452 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21454 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21457 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21458 (BUILT_IN_NEXTTOWARD): Remove.
21459 (BUILT_IN_NEXTTOWARDF): Ditto.
21460 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21461 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21463 2008-02-27 Tom Tromey <tromey@redhat.com>
21465 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21466 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21468 2008-02-27 Jan Beulich <jbeulich@novell.com>
21470 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21471 update the respective field on newdecl.
21473 2008-02-27 Revital Eres <eres@il.ibm.com>
21475 PR rtl-optimization/34999
21476 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21477 crossing edges that ends with a call insn.
21478 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21479 call insn and clear the EDGE_CROSSING flag of the crossing edge
21480 when fixing fallthru edges.
21482 2008-02-27 Richard Guenther <rguenther@suse.de>
21484 PR middle-end/35390
21485 * fold-const.c (fold_unary): Return the correct argument,
21486 converted to the result type.
21488 2008-02-27 Richard Guenther <rguenther@suse.de>
21490 PR middle-end/34971
21491 * expr.c (expand_expr_real_1): Assert on rotates that operate
21493 * fold-const.c (fold_binary): Use the types precision, not the
21494 bitsize of the mode if folding rotate expressions. Build rotates
21495 only for full modes.
21497 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21499 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21500 and CPP_PRAGMA_EOL.
21501 * c-pragma.c (pragma_ns_name): New typedef.
21502 (registered_pp_pragmas): New variable.
21503 (c_pp_lookup_pragma): New function.
21504 (c_register_pragma_1): If flag_preprocess_only, do nothing
21505 for non-expanded pragmas, for expanded ones push pragma's
21506 namespace and name into registered_pp_pragmas vector.
21507 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21508 flag_preprocess_only, don't register GCC pch_preprocess
21509 pragma if flag_preprocess_only.
21510 * c-opts.c (c_common_init): Call init_pragma even if
21511 flag_preprocess_only.
21512 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21513 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21514 cpp_register_pragma if flag_preprocess_only.
21516 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21519 * c-parser.c (c_parser_translation_unit): Warn for empty
21520 translation unit, not empty source file.
21522 2008-02-26 Paul Brook <paul@codesourcery.com>
21524 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21525 operand for Thumb-2.
21526 * config/arm/arm.h (reg_class): Add CORE_REGS.
21527 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21528 (BASE_REG_CLASS): Use CORE_REGS.
21529 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21530 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21531 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21532 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21533 ARM_REGNO_OK_FOR_INDEX_P.
21534 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21535 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21536 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21537 (ldm/stm peepholes): Ditto.
21538 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21539 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21540 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21541 * config/arm/constraints.md: Enable "k" constraint on ARM.
21543 2008-02-27 Ben Elliston <bje@au.ibm.com>
21545 * config/rs6000/rs6000.c: Annotate cache line size field in all
21546 instances of struct processor_costs.
21548 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21550 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21551 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21552 jump_bypass): New counters.
21553 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21554 * dce.c (gate_ud_dce): Same.
21555 (gate_fast_dce): Same.
21556 * dse.c (gate_dse1): New function.
21557 (gate_dse2): New function.
21558 (gate_dse): Merge results of new gate functions.
21559 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21560 (gate_handle_jump_bypass): Add dbg_cnt.
21561 (gate_handle_gcse): Add dbg_cnt.
21562 * ifcvt.c (gate_handle_if_conversion): Same.
21563 (gate_handle_if_after_combine): Same.
21564 (gate_handle_if_after_reload): Same.
21565 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21567 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21569 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21571 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21573 2008-02-26 Jason Merrill <jason@redhat.com>
21576 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21577 alone if it's the naming decl for the type's main variant.
21579 2008-02-26 Tom Tromey <tromey@redhat.com>
21581 * system.h (USE_MAPPED_LOCATION): Poison.
21582 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21583 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21584 (make_goto_expr_edges): Likewise.
21585 (remove_bb): Likewise.
21586 (execute_warn_function_return): Likewise.
21587 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21589 * c-common.c (fname_decl): Remove old location code.
21590 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21592 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21594 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21595 (gen_rtx_ASM_INPUT): Likewise.
21596 (gen_rtx_ASM_INPUT_loc): Likewise.
21597 (get_rtx_asm_OPERANDS): Remove.
21598 * cfglayout.c (insn_locators_alloc): Remove old location code.
21599 (set_curr_insn_source_location): Likewise.
21600 (curr_insn_locator): Likewise.
21601 * print-tree.c (print_node): Remove old location code.
21602 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21603 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21604 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21605 location_from_locus.
21606 (construct_exit_block): Remove old location code.
21607 * emit-rtl.c (force_next_line_note): Remove old location code.
21608 * profile.c (branch_prob): Remove old location code.
21609 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21610 LOC_LINE): Remove old-location variants.
21611 * langhooks.c (lhd_print_error_function): Remove old location
21613 * configure, config.in: Rebuilt.
21614 * configure.ac (--enable-mapped-location): Remove.
21615 * c-decl.c (c_init_decl_processing): Remove old location code.
21616 (finish_function): Likewise.
21617 * recog.c (decode_asm_operands): Remove old location code.
21618 * c-pch.c (c_common_read_pch): Remove old location code.
21619 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21621 * gimple-low.c (lower_function_body): Remove old location code.
21622 * toplev.c (unknown_location): Remove.
21623 (push_srcloc): Remove old-location variant.
21624 (process_options): Remove old location code.
21625 (lang_dependent_init): Likewise.
21626 * input.h (UNKNOWN_LOCATION): Move definition.
21627 (location_t): Undeprecate.
21628 (source_locus): Remove.
21629 (location_from_locus): Remove.
21630 (struct location_s): Remove.
21631 Remove all old-location code.
21632 (input_line, input_filename): Remove.
21633 * final.c (final_scan_insn): Remove old location code.
21634 * diagnostic.c (diagnostic_build_prefix): Remove
21635 USE_MAPPED_LOCATION test.
21636 * tree.h (gimple_stmt) <locus>: Now a location_t.
21637 (tree_exp) <locus>: Likewise.
21638 (DECL_IS_BUILTIN): Remove old-location variant.
21639 (annotate_with_file_line, annotate_with_locus): Likewise.
21640 (expr_locus, set_expr_locus): Update.
21641 * tree.c (build1_stat): Remove old location code.
21642 (last_annotated_node): Remove.
21643 (annotate_with_file_line): Remove old-location variant.
21644 (annotate_with_locus): Likewise.
21645 (expr_location): Remove old location code.
21646 (set_expr_location): Likewise.
21647 (expr_has_location): Likewise.
21648 (expr_locus): Likewise.
21649 (set_expr_locus): Likewise.
21650 (expr_filename): Don't use location_from_locus.
21651 (expr_lineno): Likewise.
21652 * rtl-error.c (location_for_asm): Remove old location code.
21653 * c-lex.c (cb_line_change): Remove old location code.
21654 (fe_file_change): Likewise.
21655 (cb_def_pragma): Likewise.
21656 (c_lex_with_flags): Likewise.
21657 * gengtype.c (do_typedef): Don't special-case location types.
21658 (define_location_structures): Remove.
21659 (main): Don't call define_location_structures.
21660 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21663 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21666 * builtins.def (BUILT_IN_STDARG_START): Remove.
21667 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21668 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21669 * tree-inline.c (inline_forbidden_p_1): Likewise.
21671 2008-02-26 Richard Guenther <rguenther@suse.de>
21673 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21674 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21675 (lookup_decl_from_uid): Declare.
21676 (remove_decl_from_map): Likewise.
21677 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21678 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21679 (decl_for_uid_map): New global hashtable mapping DECL_UID
21681 (init_ttree): Allocate it.
21682 (insert_decl_to_uid_decl_map): New helper function.
21683 (make_node_stat): Insert new decls into the map.
21684 (copy_node_stat): Likewise.
21685 (lookup_decl_from_uid): New function.
21686 (remove_decl_from_map): Likewise.
21687 (print_decl_for_uid_map_statistics): New helper.
21688 (dump_tree_statistics): Call it.
21690 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21691 (referenced_var_iterator): Adjust.
21692 (FOR_EACH_REFERENCED_VAR): Adjust.
21693 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21694 (num_referenced_vars): Adjust.
21695 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21696 (first_referenced_var): Remove.
21697 (end_referenced_vars_p): Likewise.
21698 (next_referenced_var): Likewise.
21699 (referenced_var_iterator_set): New helper function.
21700 * tree-dfa.c (referenced_var_lookup): Adjust.
21701 (referenced_var_check_and_insert): Likewise.
21702 (remove_referenced_var): Likewise.
21703 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21704 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21705 (verify_call_clobbering): Likewise.
21706 (verify_memory_partitions): Likewise.
21707 (init_tree_ssa): Allocate bitmap instead of hashtable for
21709 (delete_tree_ssa): Adjust.
21710 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21711 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21712 (compute_tag_properties): Likewise.
21713 (set_initial_properties): Likewise.
21714 (find_partition_for): Likewise.
21715 (update_reference_counts): Likewise.
21716 (dump_may_aliases_for): Likewise.
21717 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21718 (add_call_clobber_ops): Likewise.
21719 (add_call_read_ops): Likewise.
21720 (get_asm_expr_operands): Likewise.
21721 * tree-into-ssa.c (dump_decl_set): Likewise.
21722 (update_ssa): Likewise.
21723 * tree-sra.c (scan_function): Likewise.
21724 (decide_instantiations): Likewise.
21725 (scalarize_parms): Likewise.
21726 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21727 (dsa_named_for): Likewise.
21728 * tree-ssa-structalias.c (update_alias_info): Likewise.
21729 (merge_smts_into): Likewise.
21731 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21734 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21735 * c-opts.c (c_common_handle_option): Wall enables
21736 Wvolatile-register-var.
21737 * common.opt: Move Wvolatile-register-var to...
21740 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21742 * common.opt (Wlarger-than=): New.
21743 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21745 * opts.c (common_handle_option): Handle -Wlarger-than=.
21746 * optc-gen.awk: Likewise.
21747 * opth-gen.awk: Likewise.
21748 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21749 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21751 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21753 * c-common.c (match_case_to_enum_1): Add appropriate
21754 OPT_W* parameter to warning.
21755 (c_do_switch_warnings): Likewise.
21756 * c-typeck.c (warning_init): Add one more parameter following
21757 'warning' function.
21758 (push_init_level): Update call to warning_init.
21759 (pop_init_level): Likewise.
21760 (add_pending_init): Likewise.
21761 (output_init_element: Likewise.
21763 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21766 * toplev.c (toplev_main): If there are warnings or error, print
21767 errors for ignored options.
21768 * opts.c (ignored_options): New static variable.
21769 (postpone_unknown_option_error): New.
21770 (print_ignored_options): New.
21771 (handle_option): Postpone errors for unknown -Wno-* options.
21772 * opts.h (print_ignored_options): Declare.
21774 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21776 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21779 2008-02-25 Richard Guenther <rguenther@suse.de>
21782 2008-02-25 Richard Guenther <rguenther@suse.de>
21784 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21785 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21786 (lookup_decl_from_uid): Declare.
21787 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21788 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21789 (decl_for_uid_map): New global hashtable mapping DECL_UID
21791 (init_ttree): Allocate it.
21792 (insert_decl_to_uid_decl_map): New helper function.
21793 (make_node_stat): Insert new decls into the map.
21794 (copy_node_stat): Likewise.
21795 (lookup_decl_from_uid): New function.
21796 (print_decl_for_uid_map_statistics): New helper.
21797 (dump_tree_statistics): Call it.
21799 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21800 (referenced_var_iterator): Adjust.
21801 (FOR_EACH_REFERENCED_VAR): Adjust.
21802 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21803 (num_referenced_vars): Adjust.
21804 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21805 (first_referenced_var): Remove.
21806 (end_referenced_vars_p): Likewise.
21807 (next_referenced_var): Likewise.
21808 (referenced_var_iterator_set): New helper function.
21809 * tree-dfa.c (referenced_var_lookup): Adjust.
21810 (referenced_var_check_and_insert): Likewise.
21811 (remove_referenced_var): Likewise.
21812 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21813 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21814 (verify_call_clobbering): Likewise.
21815 (verify_memory_partitions): Likewise.
21816 (init_tree_ssa): Allocate bitmap instead of hashtable for
21818 (delete_tree_ssa): Adjust.
21819 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21820 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21821 (compute_tag_properties): Likewise.
21822 (set_initial_properties): Likewise.
21823 (find_partition_for): Likewise.
21824 (update_reference_counts): Likewise.
21825 (dump_may_aliases_for): Likewise.
21826 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21827 (add_call_clobber_ops): Likewise.
21828 (add_call_read_ops): Likewise.
21829 (get_asm_expr_operands): Likewise.
21830 * tree-into-ssa.c (dump_decl_set): Likewise.
21831 (update_ssa): Likewise.
21832 * tree-sra.c (scan_function): Likewise.
21833 (decide_instantiations): Likewise.
21834 (scalarize_parms): Likewise.
21835 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21836 (dsa_named_for): Likewise.
21837 * tree-ssa-structalias.c (update_alias_info): Likewise.
21838 (merge_smts_into): Likewise.
21840 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21843 * doc/invoke.texi (-fcx-limited-range): Document new option.
21844 * toplev.c (process_options): Handle -fcx-fortran-rules.
21845 * common.opt: Add documentation for -fcx-fortran-rules.
21847 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21850 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21851 actual behaviour and C99.
21853 2008-02-26 Ben Elliston <bje@au.ibm.com>
21855 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21856 (ASM_CPU_POWER6_SPEC): Likewise.
21857 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21858 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21859 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21861 2008-02-25 Richard Guenther <rguenther@suse.de>
21863 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21864 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21865 (lookup_decl_from_uid): Declare.
21866 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21867 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21868 (decl_for_uid_map): New global hashtable mapping DECL_UID
21870 (init_ttree): Allocate it.
21871 (insert_decl_to_uid_decl_map): New helper function.
21872 (make_node_stat): Insert new decls into the map.
21873 (copy_node_stat): Likewise.
21874 (lookup_decl_from_uid): New function.
21875 (print_decl_for_uid_map_statistics): New helper.
21876 (dump_tree_statistics): Call it.
21878 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21879 (referenced_var_iterator): Adjust.
21880 (FOR_EACH_REFERENCED_VAR): Adjust.
21881 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21882 (num_referenced_vars): Adjust.
21883 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21884 (first_referenced_var): Remove.
21885 (end_referenced_vars_p): Likewise.
21886 (next_referenced_var): Likewise.
21887 (referenced_var_iterator_set): New helper function.
21888 * tree-dfa.c (referenced_var_lookup): Adjust.
21889 (referenced_var_check_and_insert): Likewise.
21890 (remove_referenced_var): Likewise.
21891 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21892 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21893 (verify_call_clobbering): Likewise.
21894 (verify_memory_partitions): Likewise.
21895 (init_tree_ssa): Allocate bitmap instead of hashtable for
21897 (delete_tree_ssa): Adjust.
21898 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21899 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21900 (compute_tag_properties): Likewise.
21901 (set_initial_properties): Likewise.
21902 (find_partition_for): Likewise.
21903 (update_reference_counts): Likewise.
21904 (dump_may_aliases_for): Likewise.
21905 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21906 (add_call_clobber_ops): Likewise.
21907 (add_call_read_ops): Likewise.
21908 (get_asm_expr_operands): Likewise.
21909 * tree-into-ssa.c (dump_decl_set): Likewise.
21910 (update_ssa): Likewise.
21911 * tree-sra.c (scan_function): Likewise.
21912 (decide_instantiations): Likewise.
21913 (scalarize_parms): Likewise.
21914 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21915 (dsa_named_for): Likewise.
21916 * tree-ssa-structalias.c (update_alias_info): Likewise.
21917 (merge_smts_into): Likewise.
21919 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21922 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21923 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21924 * alias.h (nonoverlapping_memrefs_p): Likewise.
21926 2008-02-25 Jan Beulich <jbeulich@novell.com>
21928 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21929 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21930 __emultls_get_address, __emultls_register_common,
21931 __floatundi?f, and _Unwind_GetIPInfo.
21932 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21933 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21934 (gen_regparm_prefix): Likewise.
21935 (i386_nlm_encode_section_info): Sync with
21936 config/i386/winnt.c:i386_pe_encode_section_info().
21937 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21938 i386_nlm_mangle_decl_assembler_name): New.
21939 (netware_override_options): New.
21940 * config/i386/netware.h (netware_override_options): Declare.
21941 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21942 (i386_nlm_mangle_decl_assembler_name): Declare.
21943 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21945 2008-02-25 Ben Elliston <bje@au.ibm.com>
21948 * c-decl.c (grokdeclarator): Remove unused local variables
21949 `typedef_type' and `type_as_written'.
21951 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21952 unused local variable `has_hot_blocks'.
21953 (fix_crossing_conditional_branches): Remove unused local variable
21956 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21958 PR middle-end/19984
21959 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21960 using DEF_C99_BUILTIN.
21961 (BUILT_IN_NANF): Ditto.
21962 (BUILT_IN_NANL): Ditto.
21964 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21965 Revital Eres <eres@il.ibm.com>
21967 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21968 regarding the order of two dependent insns in the same row.
21970 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21972 * stor-layout.c (layout_decl): Do not bump the alignment of a
21973 bit-field to more than byte alignment if it is packed.
21975 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21977 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21980 2008-02-24 Diego Novillo <dnovillo@google.com>
21982 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21985 * tree-vrp.c (vrp_evaluate_conditional): With
21986 -Wtype-limits, emit a warning when comparing against a
21987 constant outside the natural range of OP0's type.
21988 * c.opt (Wtype-limits): Move ...
21989 * common.opt (Wtype-limits): ... here.
21991 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21993 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21994 * config/rs6000/e300c2c3.md: New file.
21995 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21997 (rs6000_override_options): Add e300c2 and e300c3 cases to
21998 processor_target_table. Do not allow usage of Altivec or Spe
21999 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22000 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22001 * config/rs6000/rs6000.h (processor_type): Add
22002 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22003 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22004 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22005 and ppce300c3. Include e300c2c3.md.
22007 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22009 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22010 instead of TARGET_STRICT_ALIGN.
22012 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22014 * explow.c (memory_address): Assert that the generated address is
22017 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22020 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22021 * config/darwin-ppc-ldouble-patch.def: New file.
22022 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22023 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22024 SUBTARGET_INIT_BUILTINS if defined.
22025 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22028 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22031 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22032 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22034 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22037 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22038 file" warning condtional on -Winvalid-PCH.
22040 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22042 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22044 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22048 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22049 prevent reload from using MMX registers.
22050 (*mov<mode>_internal): Ditto.
22051 (*movv2sf_internal_rex64): Ditto.
22052 (*movv2sf_internal): Ditto.
22054 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22056 PR documentation/31569
22057 * doc/install.texi2html: Use makeinfo --no-number-sections.
22059 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22061 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22062 ensure that we can address an entire entity > 8 bytes. Don't
22063 generate reg+reg addressing for such data.
22065 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22067 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22068 strings when optimizing for size, unless the target cares about
22071 2008-02-22 Tom Tromey <tromey@redhat.com>
22073 * regclass.c (current_pass): Remove declaration.
22075 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22077 * config/avr/libgcc.S (__RAMPZ__): Define.
22078 (__do_copy_data): Add for devices with 128KB code memory.
22080 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22082 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22084 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22086 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22088 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22091 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22094 * c-typeck.c (build_binary_op): Warn about floating point
22095 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22097 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22100 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22101 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22103 (rs6000_override_options): Set altivec_abi as default, not override,
22104 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22105 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22106 is used; use new member spe_abi.
22107 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22108 spe_abi and altivec_abi.
22110 2008-02-22 Tomas Bily <tbily@suse.cz>
22112 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22114 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22117 * config.build (build_file_translate): Set to `CMD //c' only if
22119 * Makefile.in (build_file_translate): Improve comment.
22121 2008-02-21 Jan Hubicka <jh@suse.cz>
22123 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22124 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22125 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22127 2008-02-21 Michael Matz <matz@suse.de>
22130 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22132 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22134 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22135 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22136 as insn constraint.
22137 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22138 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22139 SSE_VEC_FLOAT_MODE_P as insn constraint.
22140 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22141 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22142 sse4a_movntdf using MODEF mode iterator.
22143 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22144 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22145 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22146 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22147 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22148 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22149 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22151 2008-02-21 Richard Guenther <rguenther@suse.de>
22153 * tree.def (PAREN_EXPR): New tree code.
22154 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22156 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22157 * expr.c (expand_expr_real_1): Likewise.
22158 * tree-inline.c (estimate_num_insns_1): Likewise.
22159 * tree-complex.c (expand_complex_move): Likewise.
22160 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22163 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22166 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22168 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22171 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22173 * config/sh/sh.c (find_barrier): Don't go past
22174 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22176 2008-02-20 DJ Delorie <dj@redhat.com>
22178 * config/h8300/h8300.md (insv): Force source operand to be a register.
22180 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22181 as a jump, not as a plain insn.
22183 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22185 * doc/invoke.texi (Warning Options): Add new option
22186 -Wframe-larger-than=.
22187 (-Wframe-larger-than): Document.
22189 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22190 Add declarations for new option variables.
22192 * final.c (final_start_function): Check the frame size
22193 before emission and issue a Wframe-larger-than warning.
22195 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22196 Add definitions for new option variables.
22197 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22199 * common.opt (Wframe-larger-than=): New option.
22201 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22203 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22204 (<sse>_div<mode>3): Ditto.
22205 (<sse>_vmdiv<mode>3): Ditto.
22206 (<sse>_vmsqrt<mode>2): Ditto.
22207 (*smax<mode>3): Ditto.
22208 (sse5_frcz<mode>2): Ditto.
22209 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22210 as insn constraint.
22212 2008-02-20 Richard Guenther <rguenther@suse.de>
22214 PR middle-end/35265
22215 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22216 be happy with INTEGRAL_TYPE_P.
22218 2008-02-20 Richard Guenther <rguenther@suse.de>
22220 * fold-const.c (split_tree): Associate floatig-point expressions
22221 if flag_associative_math is set.
22223 2008-02-20 Richard Guenther <rguenther@suse.de>
22225 * tree.h (fold_real_zero_addition_p): Declare.
22226 * fold-const.c (fold_real_zero_addition_p): Export.
22227 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22228 floating-point operations with zero and one.
22230 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22232 * doc/install.texi: Correct references to CFLAGS, replacing them
22233 with BOOT_CFLAGS. Document flags used during bootstrap for
22236 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22238 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22239 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22240 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22242 (smin<mode>3): Ditto from similar patterns.
22243 (smax<mode>3): Ditto.
22244 (*ieee_smin<mode>3): Ditto.
22245 (*ieee_smax<mode>3): Ditto.
22246 * config/i386/sse.md (sse): New mode attribute.
22247 (mov<mode>): Macroize expander from movv4sf and movv2df using
22248 SSEMODEF2P mode iterator.
22249 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22250 SSE_VEC_FLOAT_MODE_P as insn constraint.
22251 (storent<mode>): Ditto.
22252 (storent<mode>): Macroize expander from storentsf and storentdf using
22253 MODEF mode iterator.
22254 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22255 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22256 (abs<mode>2): Ditto from similar patterns.
22257 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22258 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22259 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22260 (<sse>_vmsqrt<mode>2): Ditto.
22261 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22262 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22263 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22264 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22265 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22266 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22267 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22269 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22270 iterator and SSE_FLOAT_MODE_P as insn constraint.
22271 (<sse>_ucomi): Ditto from similar patterns.
22272 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22273 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22274 SSE_VEC_FLOAT_MODE_P as insn constraint.
22275 (vcond<mode>): Ditto from similar patterns.
22276 (and<mode>3, *and<mode>3): Ditto.
22277 (<sse>_nand<mode>3): Ditto.
22278 (ior<mode>3, *ior<mode>3): Ditto.
22279 (xor<mode>3, *xor<mode>3): Ditto.
22280 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22281 iterator and SSE_FLOAT_MODE_P as insn constraint.
22282 (*nand<mode>3): Ditto from similar patterns.
22283 (*ior<mode>3): Ditto.
22284 (*xor<mode>3): Ditto.
22286 2008-02-20 Ira Rosen <irar@il.ibm.com>
22288 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22289 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22290 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22292 2008-02-19 Jan Hubicka <jh@suse.cz>
22294 * predict.c (tree_bb_level_predictions): Remove variable next
22295 mistakely introduced by previous commit.
22297 2008-02-19 Jan Hubicka <jh@suse.cz>
22299 * predict.c (predict_paths_leading_to): Rewrite.
22300 (predict_paths_for_bb): New.
22301 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22303 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22306 * Makefile.in (build_file_translate): New.
22307 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22308 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22309 * configure.ac (build_file_translate): Substitute it.
22310 * configure: Regenerate.
22312 2008-02-19 Jan Hubicka <jh@suse.cz>
22314 PR rtl-optimization/34408
22315 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22318 2008-02-19 Jan Hubicka <jh@suse.cz>
22320 PR middle-end/28779
22321 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22324 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22327 * config/i386/i386-modes.def: Revert the last DI alignment
22328 change until Ada people can look into it.
22330 2008-02-19 Nick Clifton <nickc@redhat.com>
22332 * opts.c (print_specific_help): Fix typo in --help text.
22334 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22337 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22338 32-bit inline asm without asm alternatives for host GCC < 3.0.
22340 2008-02-19 Richard Guenther <rguenther@suse.de>
22342 PR tree-optimization/34989
22343 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22344 Allow propagation to INDIRECT_REF if we can simplify only.
22346 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22348 * c-common.c (warn_for_collisions_1): Use appropriate option when
22351 2008-02-19 Nick Clifton <nickc@redhat.com>
22354 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22355 (handle_options): Fix indentation.
22356 (print_filtered_help): If no language-specific options were
22357 displayed tell the user how to list all the options supported by
22358 the language's front-end.
22359 (print_specific_help): Fix indentation and remove duplicate line.
22360 (common_handle_option): Handle the -v option.
22361 For --help enable the display of undocumented options if the -v
22362 switch has been included on the command line.
22363 For --help= check for overlaps in the arguments between the option
22364 classes and the language names and issue a warning when they
22365 cannot be disambiguated.
22366 * c.opt (v): Pass on to the common option handler.
22368 2008-02-19 Revital Eres <eres@il.ibm.com>
22370 * modulo-sched.c (sms_schedule): Change dump message when
22371 create_ddg function fails.
22372 (try_scheduling_node_in_cycle): Rename row to cycle.
22373 (print_partial_schedule): Rename CYCLE to ROW.
22375 2008-02-19 Christian Bruel <christian.bruel@st.com>
22376 Zdenek Dvorak <ook@ucw.cz>
22378 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22380 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22383 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22384 (*x86_movdicc_0_m1_se): Ditto.
22386 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22388 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22389 (CMPtype): Define as __gcc_CMPtype.
22390 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22391 (CMPtype): Define as __gcc_CMPtype.
22393 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22395 Support valgrind 3.3 for --enable-checking=valgrind.
22396 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22398 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22399 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22400 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22401 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22402 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22403 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22404 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22406 * ggc-zone.c: Similar.
22407 * ggc-page.c: Similar.
22409 2008-02-19 Paul Brook <paul@codesourcery.com>
22412 * config/arm/ieee754-df.S: Fix do_it typo.
22413 * config/arm/ieee754-sf.S: Fix do_it typo.
22415 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22418 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22419 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22420 (OPTION_MASK_ISA_SSE_SET): Likewise.
22421 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22422 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22423 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22424 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22425 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22426 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22427 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22428 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22429 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22430 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22431 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22432 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22433 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22434 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22435 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22436 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22437 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22438 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22439 (OPTION_MASK_ISA_SSE4): Removed.
22440 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22441 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22442 (override_options): Don't turn on implied SSE/MMX bits in
22445 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22447 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22450 2008-02-18 Joey Ye <joey.ye@intel.com>
22452 PR middle-end/34921
22453 * tree-nested.c (insert_field_into_struct): Set type alignment
22454 to field alignment if the former is less than the latter.
22456 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22458 * BASE-VER: Set to 4.4.0.
22460 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22462 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22463 * doc/cfg.texi: Likewise.
22464 * doc/extend.texi: Likewise.
22465 * doc/gty.texi: Likewise.
22466 * doc/invoke.texi: Likewise.
22467 * doc/loop.texi: Likewise.
22468 * doc/md.texi: Likewise.
22469 * doc/passes.texi: Likewise.
22470 * doc/rtl.texi: Likewise.
22471 * doc/sourcebuild.texi: Likewise.
22472 * doc/tm.texi: Likewise.
22473 * doc/tree-ssa.texi: Likewise.
22475 2008-02-17 Richard Guenther <rguenther@suse.de>
22477 PR middle-end/35227
22478 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22479 without default definition.
22481 2008-02-17 Richard Guenther <rguenther@suse.de>
22483 PR tree-optimization/35231
22484 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22487 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22490 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22491 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22492 libgcc_cmp_return mode.
22494 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22497 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22499 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22501 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22504 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22506 * doc/c-tree.texi: Use `@.' where appropriate.
22507 * doc/extend.texi: Likewise.
22508 * doc/install.texi: Likewise.
22509 * doc/invoke.texi: Likewise.
22510 * doc/loop.texi: Likewise.
22511 * doc/makefile.texi: Likewise.
22512 * doc/md.texi: Likewise.
22513 * doc/passes.texi: Likewise.
22514 * doc/standards.texi: Likewise.
22515 * doc/tm.texi: Likewise.
22517 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22519 PR middle-end/35196
22520 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22522 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22523 rather than in entry_bb.
22525 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22527 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22528 libgcc_cmp_return mode.
22530 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22532 PR middle-end/35130
22533 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22534 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22536 2008-02-15 Richard Guenther <rguenther@suse.de>
22537 Zdenek Dvorak <ook@ucw.cz>
22539 PR tree-optimization/35164
22540 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22541 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22542 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22543 Only propagate addresses which do not have abnormal SSA_NAMEs
22546 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22549 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22551 2008-02-15 Jan Hubicka <jh@suse.cz>
22553 PR middle-end/35149
22554 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22556 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22558 PR middle-end/34621
22559 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22560 when calculating alignment_pad.
22562 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22564 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22565 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22566 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22567 and STACK_BOUNDARY define.
22569 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22571 PR preprocessor/35061
22572 * c-pragma.c (handle_pragma_pop_macro): Check that
22573 pushed_macro_table has been allocated.
22575 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22577 PR middle-end/35136
22578 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22579 (force_gimple_operand): Likewise.
22580 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22581 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22582 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22583 (find_interesting_uses_address): Check addressability and alignment
22584 of the base expression only after substituting bases of IVs into it.
22586 2008-02-14 Michael Matz <matz@suse.de>
22589 * function.c (instantiate_virtual_regs_in_insn): Reload address
22590 before falling back to reloading the whole operand.
22592 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22594 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22595 before the first section switch note.
22597 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22599 * doc/bugreport.texi: Update copyright years.
22600 * doc/c-tree.texi: Likewise.
22601 * doc/cfg.texi: Likewise.
22602 * doc/cpp.texi: Likewise.
22603 * doc/cppinternals.texi: Likewise.
22604 * doc/fragments.texi: Likewise.
22605 * doc/frontends.texi: Likewise.
22606 * doc/gcc.texi: Likewise.
22607 * doc/gty.texi: Likewise.
22608 * doc/hostconfig.texi: Likewise.
22609 * doc/implement-c.texi: Likewise.
22610 * doc/libgcc.texi: Likewise.
22611 * doc/loop.texi: Likewise.
22612 * doc/makefile.texi: Likewise.
22613 * doc/options.texi: Likewise.
22614 * doc/passes.texi: Likewise.
22615 * doc/rtl.texi: Likewise.
22616 * doc/sourcebuild.texi: Likewise.
22617 * doc/standards.texi: Likewise.
22618 * doc/tree-ssa.texi: Likewise.
22619 * doc/trouble.texi: Likewise.
22621 * doc/extend.texi: Use @: or add comma where appropriate.
22622 * doc/invoke.texi: Likewise.
22623 * doc/tm.texi: Likewise.
22625 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22628 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22631 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22633 * doc/md.texi (clz, ctz): Add reference.
22634 * doc/rtl.texi (clz, ctz): Likewise.
22636 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22639 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22642 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22644 * config/s390/s390.c (struct constant_pool): New field
22645 emit_pool_after added.
22646 (s390_mainpool_start): Set the emit_pool_after flag according
22647 to the section switch notes.
22648 (s390_mainpool_finish): Consider emit_pool_after when emitting
22649 the literal pool at the end of the function.
22650 (s390_chunkify_start): Force literal pool splits at section
22653 2008-02-13 Michael Matz <matz@suse.de>
22656 * var-tracking.c (clobber_variable_part): Correctly traverse the
22659 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22662 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22663 Add -fdump-ipa-inline.
22664 * tree-dump.c (dump_files): Remove tree-inlined dump.
22665 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22667 2008-02-12 Richard Guenther <rguenther@suse.de>
22669 PR tree-optimization/35171
22670 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22673 2008-02-12 Richard Guenther <rguenther@suse.de>
22675 PR middle-end/35163
22676 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22677 value-preserving mode. Disallow final truncation.
22679 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22681 PR middle-end/35136
22682 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22683 code from here to...
22684 (force_gimple_operand): ...here.
22686 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22689 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22690 non-compatible pointers.
22691 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22692 different FIELD_DECLs, try harder by comparing field offsets, sizes
22695 PR inline-asm/35160
22696 * function.c (match_asm_constraints_1): Don't replace the same input
22699 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22701 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22702 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22703 (expand_epilogue): Restore RAMPZ register.
22704 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22706 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22708 * config/i386/cygwin.asm: (__alloca): Correct calling
22709 convention and alignment.
22710 (__chkstk): Force 8 byte stack alignment.
22712 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22713 Richard Guenther <rguenther@suse.de>
22715 PR tree-optimization/33992
22716 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22717 the zero we compare against.
22719 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22721 PR libfortran/35063
22722 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22723 to CloseHandle after unlocking to prevent accumulation of handle
22726 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22728 PR middle_end/34150
22729 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22730 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22731 and update LABEL_NUSES during and after reload.
22733 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22735 PR middle-end/34627
22736 * combine.c (simplify_if_then_else): Make sure the comparison is
22737 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22739 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22742 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22743 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22744 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22745 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22746 * tree.h (get_type_static_bounds): Likewise.
22748 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22750 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22751 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22752 Make -Wfoo language annotations match what the compiler outputs.
22754 2008-02-08 Sa Liu <saliu@de.ibm.com>
22756 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22757 intrinsics spu_convts, spu_convtu, spu_convtf.
22759 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22761 * doc/extend.texi (Function Attributes) <noinline>: Mention
22762 asm ("") as method to keep calls.
22764 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22767 * doc/options.texi (Options): Replace references to opts.sh with
22769 * opts-common.c: Likewise.
22770 * optc-gen.awk: Likewise.
22772 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22774 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22776 2008-02-07 Richard Henderson <rth@redhat.com>
22779 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22780 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22783 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22785 PR tree-optimization/35085
22786 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22787 for operand entry oe2 in addition to operand entry oe3 in order to
22788 expose more opportunities for vectorizer sum reduction.
22790 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22793 * Makefile.in (LIBS): Remove $(GMPLIBS).
22794 (cc1-dummy, cc1): Add $(GMPLIBS).
22796 2008-02-06 Jan Hubicka <jh@suse.cz>
22799 * i386.md (moddf_integer): Do not produce partial memory stalls for
22800 targets where it hurts.
22802 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22805 * optabs.c (expand_float): Do not check for decimal modes when
22806 expanding unsigned integer through signed conversion.
22808 2008-02-06 Nick Clifton <nickc@redhat.com>
22810 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22811 inside the clobber with a match_operand and duplicated operand
22812 number in the constraint.
22813 (ineqbranchsi): Delete redundant comment.
22815 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22817 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22818 builtin_define ("__USE_INIT_FINI__").
22819 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22821 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22823 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22825 PR documentation/30330
22826 * doc/invoke.texi (C++ Dialect Options)
22827 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22828 For each warning option -Wfoo that allows -Wno-foo, ensure both
22829 -Wfoo and -Wno-foo are listed in the option index. Fix index
22830 entry of -Wswitch-default, index -Wnormalized= including the
22831 `=', and -Wlarger-than-@var{len} including @var{len}.
22833 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22835 * config/i386/i386.md (floatunssisf2): Use
22836 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22837 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22838 Macroize expander using MODEF mode iterator.
22840 2008-02-05 Diego Novillo <dnovillo@google.com>
22842 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22845 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22847 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22850 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22852 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22855 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22856 to indicate if a message should be generated.
22857 (init_cumulative_args): Updated.
22858 (function_value_32): Likewise.
22860 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22862 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22864 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22867 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22868 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22870 2008-02-04 Diego Novillo <dnovillo@google.com>
22872 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22875 * tree-vrp.c (vrp_evaluate_conditional): With
22876 -Wtype-limits, emit a warning when comparing against a
22877 constant outside the natural range of OP0's type.
22879 2008-02-04 Richard Guenther <rguenther@suse.de>
22881 PR middle-end/33631
22882 * expr.c (count_type_elements): Give for unions instead of
22885 2008-02-04 Richard Guenther <rguenther@suse.de>
22887 PR middle-end/35043
22888 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22889 to TYPE_DOMAINs base type instead of using bitsizetype here.
22891 2008-02-03 Jason Merrill <jason@redhat.com>
22893 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22895 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22898 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22899 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22900 (RS/6000 and PowerPC Options): Fix typos and markup.
22901 * doc/passes.texi (Tree-SSA passes): Likewise.
22903 2008-02-02 Michael Matz <matz@suse.de>
22906 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22907 from record_last_reg_set_info.
22908 (record_last_reg_set_info): Take an RTX argument, iterate over all
22909 constituent hardregs.
22910 (record_last_set_info, record_opr_changes): Change calls to
22911 new signature or to record_last_reg_set_info_regno.
22913 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22915 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22917 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22919 PR rtl-optimization/34773
22920 * reg-notes.def (EQUAL): Mention significance of combination of
22921 REG_EQUAL and REG_RETVAL.
22922 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22923 insn that has a REG_RETVAL.
22925 2008-02-01 Roger Sayle <roger@eyesopen.com>
22928 * configure.ac (--enable-fixed-point): Disable unless explicitly
22930 * configure: Regenerate.
22932 2008-02-01 Richard Guenther <rguenther@suse.de>
22935 * invoke.texi (-finline-limit): Remove no longer true parts
22936 of the documentation. Note that there is no default value.
22938 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22939 Mark Mitchell <mark@codesourcery.com>
22940 Ben Elliston <bje@au.ibm.com>
22943 * doc/extend.texi (Other Builtins): Document.
22945 2008-01-31 Tom Browder <tom.browder@gmail.com>
22947 * doc/c-tree.texi (Types): Fix grammar.
22948 (Expression trees): Ditto.
22949 * doc/passes.texi (Tree-SSA passes): Ditto.
22951 * doc/configterms.texi (Configure Terms): Fix typo.
22952 * doc/cpp.texi (Common Predefined Macros): Ditto.
22953 * doc/md.texi (Machine Constraints): Ditto.
22955 * doc/makefile.texi (Makefile): Add comma.
22957 2008-01-31 Tom Browder <tom.browder@gmail.com>
22958 Gerald Pfeifer <gerald@pfeifer.com>
22960 * doc/sourcebuild.texi (Front End): Remove references to CVS
22961 and CVSROOT/modules.
22962 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22963 (Back End): Remove reference to CVS.
22965 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22968 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22970 (mips16_gp_pseudo_reg): ...here.
22971 * config/mips/mips.md (load_const_gp): Replace with...
22972 (load_const_gp_<mode>): ...this :P-based insn.
22974 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22976 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22977 options. Minor fixes.
22978 (-std): Move reference to standards closer to where language
22979 standards are first mentioned.
22981 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22983 PR rtl-optimization/34995
22984 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22985 parameter and return a bool. If the rtx parameter is nonnull,
22986 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22987 (find_reloads): Update call accordingly. Pass the new operand
22988 if it needed no address reloads, otherwise pass null.
22990 2008-01-30 Richard Henderson <rth@redhat.com>
22993 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22994 for unbounded arrays.
22996 2008-01-30 Silvius Rus <rus@google.com>
22998 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23000 2008-01-30 Jan Hubicka <jh@suse.cz>
23003 * i386.c (init_cumulative_args): Use real function declaration when
23006 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23008 PR rtl-optimization/34998
23009 * global.c (build_insn_chain): Treat non-subreg_lowpart
23010 SUBREGs of pseudos as clobbering all the words covered by the
23011 SUBREG, not just all the bytes.
23012 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23013 original df_ref rather than an extract parameter.
23014 (global_conflicts): Update call accordingly.
23016 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23018 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23019 the overflow check to make it easier to read.
23020 (__fixtfdi): Change the type of the ll member in union
23021 long_double to UDItype_x.
23023 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23025 PR middle-end/34969
23026 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23027 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23028 * tree-inline.c (fold_marked_statements): Call
23029 cgraph_update_edges_for_call_stmt if folding a call statement.
23030 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23031 debug_generic_stmt calls, reset it back afterwards.
23034 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23036 * c-typeck.c (build_external_ref): Don't pedwarn about
23037 static vars in current function's scope.
23039 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23041 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23043 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23046 * ipa-struct-reorg.c: Fix spelling.
23047 * params.def: Ditto.
23049 2008-01-29 Richard Guenther <rguenther@suse.de>
23051 PR middle-end/35006
23052 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23054 * tree-inline.c (remap_type): Increment remapping_type_depth
23055 around remapping types.
23056 (copy_body_r): Only add referenced variables if they are referenced
23057 from code, not types.
23059 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23070 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23071 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23073 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23076 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23077 pointer for tiny stack.
23079 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23081 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23083 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23085 * config/vx-common.h: Fix typo in comment.
23087 2008-01-28 Ian Lance Taylor <iant@google.com>
23091 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23092 coalesce pointers if they have different DECL_NO_TBAA_P values.
23093 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23094 between variables with different DECL_NO_TBAA_P values.
23096 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23099 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23100 are not legitimate small data references on SPE targets.
23102 2008-01-28 David Daney <ddaney@avtrex.com>
23104 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23106 2008-01-28 David Daney <ddaney@avtrex.com>
23108 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23110 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23112 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23113 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23114 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23115 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23116 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23117 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23118 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23119 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23121 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23123 * basic-block.h (condjump_equiv_p): Fix comment.
23125 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23127 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23128 print_generic_stmt_indented): Fix comment.
23130 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23132 * configure.ac (__stack_chk_fail): Add detecion for availability
23133 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23134 * configure: Regenerate.
23136 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23138 PR middle-end/34688
23139 * final.c (output_addr_const): Handle TRUNCATE.
23141 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23144 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23145 (zero_cost, infinite_cost): New constants.
23146 (struct cost_pair): Change type of cost to comp_cost.
23147 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23148 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23150 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23151 split_address_cost, ptr_difference_cost, difference_cost,
23152 get_computation_cost_at, get_computation_cost,
23153 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23154 determine_use_iv_cost_condition, determine_use_iv_costs,
23155 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23156 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23157 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23158 Change type of cost to comp_cost.
23159 (determine_iv_cost): Increase cost of non-original ivs, instead
23160 of decreasing the cost of original ones.
23161 (get_address_cost): Indicate the complexity of the addressing mode
23163 (try_add_cand_for): Prefer using ivs not specific to some object.
23164 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23166 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23167 Janis Johnson <janis187@us.ibm.com>
23170 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23171 (TARGET_INSTANTIATE_DECLS): Likewise.
23172 * target.h (expand_to_rtl_hook): New target hook.
23173 (instantiate_decls): Likewise.
23174 * function.c (instantiate_decl): Make non-static. Rename to...
23175 (instantiate_decl_rtl): ... this.
23176 (instantiate_expr): Use instantiate_decl_rtl.
23177 (instantiate_decls_1): Likewise.
23178 (instantiate_decls): Likewise.
23179 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23180 * function.h (instantiate_decl_rtl): Add prototype.
23181 * cfgexpand.c (target.h): New include.
23182 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23183 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23184 (TARGET_INSTANTIATE_DECLS): Likewise.
23185 (TARGET_INITIALIZER): New target hooks added.
23186 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23188 * config/rs6000/rs6000.c (tree-flow.h): New include.
23189 (machine_function): Add sdmode_stack_slot field.
23190 (rs6000_alloc_sdmode_stack_slot): New function.
23191 (rs6000_instantiate_decls): Likewise.
23192 (rs6000_secondary_memory_needed_rtx): Likewise.
23193 (rs6000_check_sdmode): Likewise.
23194 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23195 (TARGET_INSTANTIATE_DECLS): Likewise.
23196 (rs6000_hard_regno_mode_ok): Allow SDmode.
23197 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23198 (rs6000_emit_move): Handle SDmode.
23199 (function_arg_advance): Likewise.
23200 (function_arg): Likewise.
23201 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23202 SDmode var args for 32-bit compiles.
23203 (rs6000_secondary_reload_class): Handle SDmode.
23204 (rs6000_output_function_epilogue): Likewise.
23205 (rs6000_function_value): Simplify if statement.
23206 (rs6000_libcall_value): Likewise.
23207 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23208 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23209 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23210 (movsd_hardfloat): New define_insn.
23211 (movsd_softfloat): Likewise.
23212 (movsd_store): Likewise.
23213 (movsd_load): Likewise.
23214 (extendsddd2): Likewise.
23215 (extendsdtd2): Likewise.
23216 (truncddsd2): Likewise.
23217 (movdd_hardfloat64): Fixup comment.
23218 (UNSPEC_MOVSD_LOAD): New constant.
23219 (UNSPEC_MOVSD_STORE): Likewise.
23221 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23224 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23226 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23227 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23228 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23229 and TRUTH_XOR_EXPR.
23231 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23234 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23235 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23236 __LONGDOUBLE128 too.
23237 * config/rs6000/aix61.h: New file.
23239 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23241 PR rtl-optimization/34959
23242 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23243 popcount and parity rtxes the same mode as their operand.
23244 Truncate or extend the result to the return value's mode
23247 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23250 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23251 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23252 to GOT_VERSION_REGNUM.
23253 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23254 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23255 * config/mips/mips.c (mips_emit_call_insn): New function.
23256 (mips_call_tls_get_addr): Call mips_expand_call directly.
23257 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23259 (mips16_build_call_stub): Likewise. Return the call insn or null.
23260 (mips_expand_call): Update the call to mips16_build_call_stub
23261 accordingly and a remove redundant condition. Assert that MIPS16
23262 stubs do not use lazy binding. Use mips_emit_call_insn and return
23264 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23266 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23267 (mips_avoid_hazard): Remove hazard_set handling.
23268 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23269 (UNSPEC_RESTORE_GP): ...this.
23270 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23271 (FAKE_CALL_REGNO): Rename to...
23272 (GOT_VERSION_REGNUM): ...this.
23273 (type): Add "ghost" value. Add an associated insn reservation.
23274 (hazard_set): Remove.
23275 (exception_receiver): Rename to...
23276 (restore_gp): ...this and update the unspec identifier accordingly.
23277 (exception_receiver, nonlocal_got_receiver): New expanders.
23278 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23279 FAKE_CALL_REGNO. Remove hazard_set attribute.
23280 (set_got_version, update_got_version): New patterns.
23282 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23285 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23287 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23290 * doc/install.texi2html: Generate gcc-vers.texi.
23292 2008-01-25 DJ Delorie <dj@redhat.com>
23294 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23296 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23298 * config/c4x: Remove directory.
23299 * config.gcc (crx-*, mt-*): Mark obsolete.
23300 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23301 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23302 sh-*-rtemscoff*): Remove cases.
23303 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23304 * real.c (encode_c4x_single, decode_c4x_single,
23305 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23306 c4x_extended_format): Remove.
23307 * real.h (c4x_single_format, c4x_extended_format): Remove.
23308 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23310 (Pragmas): Remove comment about c4x pragmas.
23311 * doc/install.texi (c4x): Remove target-specific instructions.
23312 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23313 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23314 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23315 refer to C4x source files as examples.
23316 (C4X_FLOAT_FORMAT): Remove documentation.
23318 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23320 * config/bfin/bfin.c (override_options): Reorder tests so that
23321 flag_pic gets enabled for -msep-data.
23323 2008-01-25 Richard Guenther <rguenther@suse.de>
23325 PR middle-end/32244
23326 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23327 to its bitfield precision if required.
23329 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23331 PR middle-end/33880
23332 * tree-nested.c (walk_omp_for): New function.
23333 (convert_nonlocal_reference, convert_local_reference): Call
23334 walk_omp_for on OMP_FOR.
23335 (convert_call_expr): Call walk_body on OMP_FOR's
23336 OMP_FOR_PRE_INIT_BODY.
23338 2008-01-25 Richard Guenther <rguenther@suse.de>
23340 PR tree-optimization/34966
23341 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23342 default defs and PHI_NODEs we have to insert after the
23343 defining statement.
23345 2008-01-24 Nick Clifton <nickc@redhat.com>
23347 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23348 Provide a default definition.
23349 (LIBGCC2_UNITS_PER_WORD): Likewise.
23351 * config/stormy16/stormy16.c: Include df.h for the prototype
23352 for df_regs_ever_live_p.
23353 (xstormy16_expand_builtin_va_start): Convert the stack offset
23354 into a component_ref and then use POINTER_PLUS_EXPR to add it
23355 to the incoming_virtual_args_rtx.
23356 (xstormy16_gimplify_va_arg_expr): Rename to
23357 xstormy16_gimplify_va_arg_expr.
23358 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23359 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23360 xstormy16_gimplify_va_arg_expr.
23361 Fix up some formatting issues.
23363 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23364 Move to predicates.md.
23365 (xs_hi_general_operand): Likewise.
23366 (xs_hi_nonmemory_operand): Likewise.
23367 * config/stormy16/predicates.md:
23368 (xstormy16_carry_plus_operand): New predicate.
23369 (xs_hi_general_operand): New predicate.
23370 (xs_hi_nonmemory_operand): New predicate.
23371 * config/stormy16/stormy16-protos.h:
23372 (xstormy16_carry_plus_operand): Delete prototype.
23373 (xs_hi_general_operand): Likewise.
23374 (xs_hi_nonmemory_operand): Likewise.
23376 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23377 modifiers as they are no longer needed and they can trigger
23378 reload spill failures.
23380 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23381 with a match_operand in order to help reload.
23383 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23384 constraint with 'e' for the 8th alternative as this version of
23385 the mov.w instruction only accepts the lower 8 registers.
23387 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23390 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23391 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23394 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23396 PR middle-end/33333
23397 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23399 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23401 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23403 (remove_structure): Update allocations list before removing structure.
23405 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23407 * ipa-struct-reorg.c (is_safe_cond_expr,
23408 create_new_stmts_for_cond_expr): Use integer_zerop function,
23409 that recognize not only zero-pointer, but zero-integer too.
23411 2008-01-25 Ben Elliston <bje@au.ibm.com>
23414 * fixproto: Escape "." in sed expression that strips leading "./".
23416 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23419 * gcc.c (SWITCH_OK): Removed.
23420 (SWITCH_LIVE): Changed to bit.
23421 (SWITCH_FALSE): Likewise.
23422 (SWITCH_IGNORE): Likewise.
23423 (switchstr): Change live_cond to unsigned int.
23424 (process_command): Replace SWITCH_OK with 0.
23425 (do_self_spec): Likewise.
23426 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23427 (give_switch): Likewise.
23428 (used_arg): Likewise.
23429 (do_spec_1): Set the SWITCH_IGNORE bit.
23430 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23431 bits. Set the SWITCH_LIVE bit.
23433 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23435 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23437 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23439 PR tree-optimization/34472
23440 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23441 parameter to a "bool *" and set *DATA to false if there is
23442 an unsafe access. Do not delete the structure here.
23443 (check_cond_exprs): Delete it here instead.
23444 (check_cond_exprs, exclude_cold_structs): Do not increase
23445 I when removing a structure.
23447 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23450 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23451 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23453 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23455 PR middle-end/34934
23456 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23457 a fixed vector for stack.
23459 2008-01-24 Ben Elliston <bje@au.ibm.com>
23462 * doc/gcc.texi (Software development): Add a direntry for g++.
23464 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23466 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23467 stale and straggling -fforce-addr comments above.
23469 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23471 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23472 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23474 2008-01-23 Michael Matz <matz@suse.de>
23477 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23480 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23482 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23483 malloc result type.
23485 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23487 * config/avr/avr.c (avr_current_arch): New variable.
23488 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23489 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23490 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23491 (avr_override_options): Init 'avr_current_arch'.
23492 (base_arch_s): Move from here...
23493 * config/avr/avr.h (base_arch_s): ... here. Add new members
23494 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23495 'mega' to 'have_jmp_call'.
23496 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23497 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23499 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23501 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23502 MULTILIB_MATCHES): Ditto.
23504 2008-01-23 Richard Guenther <rguenther@suse.de>
23506 PR middle-end/31529
23507 * cgraphunit.c (cgraph_reset_node): Always mark the node
23508 not reachable if it is not queued already.
23510 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23512 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23513 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23514 (cputype_selected): New static variable.
23515 (bfin_handle_option): Set it if -mcpu is used.
23516 (override_option): Select default set of workarounds if no cpu type
23517 selected on the command line.
23518 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23520 From Michael Frysinger <michael.frysinger@analog.com>
23521 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23522 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23524 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23525 for bf547, bf523, bf524, and bf526.
23526 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23528 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23529 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23530 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23531 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23532 * doc/invoke.texi (Blackfin Options): Document that
23533 -mcpu now accept bf547, bf523, bf524, and bf526.
23535 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23537 PR rtl-optimization/34628
23538 * combine.c (try_combine): Stop and undo after the first combination
23539 if an autoincrement side-effect on the first insn has effectively
23542 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23545 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23546 Offset addresses are not valid for Altivec or paired float modes.
23548 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23551 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23552 if DECL_INITIAL (decl) is error_mark_node.
23555 * c-common.c (handle_vector_size_attribute): Only allow
23556 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23557 the same way as pointer, array etc. types.
23558 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23561 * tree.c (build_type_attribute_qual_variant): Call
23562 build_qualified_type if attributes are equal, but quals are not.
23564 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23567 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23568 * flags.h (warn_strict_aliasing): Remove.
23569 (warn_strict_overflow): Remove.
23570 * opts.c (warn_strict_aliasing): Remove.
23571 (warn_strict_overflow): Remove.
23572 * c-opts.c (c_common_handle_option): -Wall only sets
23573 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23574 (c_common_post_options): Give default values to -Wstrict-aliasing
23575 and -Wstrict-overflow if they are uninitialized.
23576 * common.opt (Wstrict-aliasing): Specify Var and Init.
23577 (Wstrict-overflow): Likewise.
23579 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23581 PR rtl-optimization/26854
23582 PR rtl-optimization/34400
23583 PR rtl-optimization/34884
23584 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23586 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23587 (df_rd_bb_info.expanded_lr_out): Deleted
23588 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23589 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23590 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23591 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23592 Removed code to allocate, initialize or free expanded_lr_out.
23593 (df_rd_bb_local_compute_process_def): Restructured to make more
23595 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23596 sets if the sets are being trimmed.
23598 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23601 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23602 (as_vers): Likewise.
23603 * configure: Regenerated.
23605 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23607 PR middle-end/33092
23608 * tree-pass.h (pass_build_alias): New pass.
23609 * tree-ssa-alias.c (gate_build_alias): New.
23610 (pass_build_alias): New.
23611 * passes.c (init_optimization_passes): Add pass_build_alias after
23612 pass_create_structure_vars.
23614 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23616 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23617 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23618 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23619 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23620 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23621 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23622 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23623 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23624 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23625 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23626 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23627 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23628 * config/s390/s390.md (FP_ALL): New mode iterator.
23629 (_d): New mode attribute.
23630 ("*signbit<mode>2>"): Changed mode of first operand.
23631 ("isinf<mode>2"): Changed mode of first operand.
23632 ("*TDC_insn"): Adaptation for DFP modes.
23634 2008-01-22 Ben Elliston <bje@au.ibm.com>
23636 * tree.c (check_qualified_type): Improve function description.
23638 2008-01-21 Jason Merrill <jason@redhat.com>
23641 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23642 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23645 2008-01-21 DJ Delorie <dj@redhat.com>
23647 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23650 2008-01-21 Richard Guenther <rguenther@suse.de>
23652 PR middle-end/34856
23653 * tree-cfg.c (verify_expr): Allow all invariant expressions
23654 instead of just constant class ones as reference argument.
23655 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23656 like any other constant.
23657 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23659 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23661 * regmove.c (fixup_match_1): Update call crossed frequencies.
23663 2008-01-21 Richard Guenther <rguenther@suse.de>
23666 * tree-inline.c (setup_one_parameter): Deal with mismatched
23667 types using a VIEW_CONVERT_EXPR.
23669 2008-01-21 Alon Dayan <alond@il.ibm.com>
23670 Olga Golovanevsky <olga@il.ibm.com>
23672 PR tree-optimization/34701
23673 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23674 when the structure size is not a power of 2.
23676 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23678 * doc/install.texi: Add doc for --enable-checking=df.
23680 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23682 PR rtl-optimization/34808
23683 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23685 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23687 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23690 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23692 PR rtl-optimization/26854
23693 PR rtl-optimization/34400
23694 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23696 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23697 (df_rd_bb_info.expanded_lr_out): New.
23698 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23699 * loop_iv.c (iv_analysis_loop_init): Ditto.
23700 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23701 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23702 Added code to allocate, initialize or free expanded_lr_out.
23703 (df_rd_bb_local_compute_process_def): Restructured to make
23704 more understandable.
23705 (df_rd_confluence_n): Add code to do nothing with fake edges and
23706 code to no apply invalidate_by_call sets if the sets are being trimmed.
23707 (df_lr_local_finalize): Renamed to df_lr_finalize.
23708 (df_live_local_finalize): Renamed to df_live_finalize.
23710 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23713 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23714 deciding whether to use reciprocal instructions.
23716 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23718 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23719 dwarf2out_note_section_used if cold_text_section is NULL.
23721 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23723 PR gcov-profile/34610
23724 * tree-cfg.c (make_edges): Mark both outgoing edges from
23725 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23726 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23727 from OMP_FOR and OMP_CONTINUE outgoing edges.
23729 * tree-profile.c (tree_profiling): Return early if
23730 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23732 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23733 from cfun to child_cfun.
23734 * function.h (struct function): Add after_tree_profile bit.
23736 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23738 * config/avr/avr.S (_exit): Disable interrupt.
23740 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23741 Steven Bosscher <stevenb.gcc@gmail.com>
23743 PR rtl-optimization/26854
23744 PR rtl-optimization/34400
23745 * df-problems.c (df_live_scratch): New scratch bitmap.
23746 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23747 (df_live_reset): Clear the proper bitmaps.
23748 (df_live_bb_local_compute): Only process the artificial defs once
23749 since the order is not important.
23750 (df_live_init): Init the df_live sets only with the variables
23751 found live by df_lr.
23752 (df_live_transfer_function): Use the df_lr sets to prune the
23753 df_live sets as they are being computed.
23754 (df_live_free): Free df_live_scratch.
23756 2008-01-18 Ian Lance Taylor <iant@google.com>
23758 * common.opt: Add fmerge-debug-strings.
23759 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23760 flag_merge_debug_strings rather than flag_merge_constants.
23761 * doc/invoke.texi (Option Summary): Mention
23762 -fmerge-debug-strings.
23763 (Debugging Options): Document -fmerge-debug-strings.
23765 2008-01-18 Ian Lance Taylor <iant@google.com>
23768 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23769 (struct tree_function_decl): Add new field operator_new_flag.
23770 * tree-inline.c (expand_call_inline): When inlining a call to
23771 operator new, force the return value to go into a variable, and
23772 set DECL_NO_TBAA_P on that variable.
23773 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23775 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23778 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23779 DWARF2_DEBUGGING_INFO.
23780 (dwarf2out_note_section_used): Ditto. Add prototype.
23781 (have_multiple_function_sections, text_section_used,
23782 cold_text_section_used, *cold_text_sections): Move declarations
23785 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23787 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23788 field and add signal_ra.
23789 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23790 assignments to frame state pc. Move end of stack check after
23791 MD_FALLBACK_FRAME_STATE_FOR.
23792 (uw_update_context_1): Use frame state signal_regs if set, instead
23793 of checking signal_frame flag.
23794 (uw_update_context): Use frame state signal_ra if set.
23795 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23796 * config/xtensa/linux-unwind.h: New file.
23798 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23800 * modulo-sched.c (get_sched_window): Fix comment typo.
23802 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23804 PR tree-optimization/34648
23805 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23807 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23809 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23810 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23812 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23814 PR rtl-optimization/34400
23815 * df-core.c (df_worklist_dataflow_overeager,
23816 df_worklist_dataflow_doublequeue): New functions.
23817 (df_worklist_dataflow): Two different worklist solvers.
23818 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23821 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23824 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23825 and ftree-parallelize-loops.
23827 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23829 PR rtl-optimization/34826
23830 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23832 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23834 * global.c (find_reg): Mark the eh regs as used if necessary.
23835 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23836 * ra.h (struct allocno): no_eh_reg field added. Changed
23837 no_stack_reg type to bitfield.
23839 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23841 * tree.c (substitute_in_expr): Add missing 'break'.
23843 2008-01-17 Richard Guenther <rguenther@suse.de>
23845 PR tree-optimization/34825
23846 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23847 x / x as division to handle.
23849 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23851 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23852 "-pthread" is specified.
23853 * pa-hpux11.h (LIB_SPEC): Likewise.
23855 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23856 Peter Bergner <bergner@vnet.ibm.com>
23858 PR rtl-optimization/33796
23859 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23861 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23863 PR libgfortran/34699
23864 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23866 * pa-hpux10.h (LINK_SPEC): Likewise.
23867 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23869 2008-01-16 Richard Guenther <rguenther@suse.de>
23871 PR middle-end/32628
23872 * fold-const.c (fold_convert_const_int_from_int): Do not
23873 set overflow if that occured only because of a sign extension
23874 change when converting from/to a sizetype with the same
23875 precision and signedness.
23877 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23880 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23881 location address to the correct place. Update copyright year.
23883 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23885 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23886 no dependences in the dependence_relations vector.
23888 2008-01-16 Jan Hubicka <jh@suse.cz>
23890 PR rtl-optimization/31396
23891 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23892 * cfg.c (dump_reg_info): Print it.
23893 * regs.h (struct reg_info_t): add freq_calls_crossed.
23894 (REG_FREQ_CALLS_CROSSED): New macro.
23895 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23896 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23897 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23898 regmove_optimize): Update call crossed frequencies.
23899 * local-alloc.c (struct qty): Add freq_calls_crossed.
23900 (alloc_qty): Copute freq_calls_crossed.
23901 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23902 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23903 * ra.h (struct allocno): Add freq_calls_crossed.
23905 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23907 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23908 libgomp when compiling with ftree-parallelize-loops.
23909 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23911 2008-01-16 Richard Guenther <rguenther@suse.de>
23913 PR tree-optimization/34769
23914 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23915 * tree.c (int_cst_value): Instead make this function more
23916 permissive in what it accepts as valid input. Document this
23917 function always sign-extends the value.
23919 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23920 Richard Guenther <rguenther@suse.de>
23923 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23924 (gimple_fold_indirect_ref_rhs): ... this.
23925 (gimple_fold_indirect_ref): New function with foldings
23926 that preserve lvalueness.
23927 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23928 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23929 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23930 to fold an INDIRECT_REF, fall back to the old use of
23931 fold_indirect_ref_1.
23933 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23935 * tree-data-ref.c (subscript_dependence_tester_1): Call
23936 free_conflict_function.
23937 (compute_self_dependence): Same.
23939 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23942 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23943 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23945 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23946 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23947 for DWARF2_UNWIND_INFO targets.
23949 2008-01-16 Richard Guenther <rguenther@suse.de>
23952 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23953 type qualifiers for function types.
23955 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23957 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23958 loop_iterator li from previous commit.
23960 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23962 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23964 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23966 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23967 (parallelize_loops): Don't parallelize irreducible components.
23969 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23972 * c-opts (c_common_post_options): Do not enable CPP
23973 flag_pedantic_errors by default.
23975 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23977 PR rtl-optimization/31944
23978 * cse.c (remove_pseudo_from_table): New function.
23979 (merge_equiv_classes): Use above function to remove pseudo-registers.
23980 (invalidate): Likewise.
23982 2008-01-13 Richard Guenther <rguenther@suse.de>
23984 PR middle-end/34601
23985 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23986 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23988 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23990 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23991 validate_change to unshare the source of the PC set.
23993 2008-01-12 Jan Hubicka <jh@suse.cz>
23995 PR middle-end/32135
23996 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23997 references above array bounds. This might trigger bounds checks for
23998 pointers to arrays.
24000 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24002 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24003 new_replaceable_dependencies.
24005 2008-01-12 Doug Kwan <dougkwan@google.com>
24007 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24008 instead of OPT_Wreturn_type in warning due to ignored return type
24010 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24011 options included in -Wextra.
24012 * c.opt: New option -Wignored_qualifiers.
24013 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24014 -Wignore_qualifiers.
24015 (-Wignored-qualifiers): Document.
24016 (-Wreturn-type): Remove description of functionality now handled
24017 by -Wignored-qualifiers.
24019 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24022 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24023 NOP_EXPR if it is between integral types with the same precision.
24025 2008-01-12 Jan Hubicka <jh@suse.cz>
24028 * invoke.texi (max-inline-recursive-depth): Fix default value.
24030 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24032 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24035 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24037 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24039 2008-01-11 James E. Wilson <wilson@specifix.com>
24042 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24044 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24046 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24047 save/restore frame pointer register and don't use 'call-prologues'
24048 optimization in function with "OS_task" attribute.
24050 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24052 PR middle-end/31309
24053 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24054 when copying to memory.
24056 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24058 PR rtl-optimization/30905
24059 * cfgcleanup.c: Include dce.h
24060 (crossjumps_occured): New global variable.
24061 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24062 If something changed, set crossjumps_occured to true.
24063 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24064 Don't add/remove fake edges to exit here...
24065 (cleanup_cfg): ...but do it here, when crossjumping.
24066 Run a fast DCE when successful crossjumps occured in the latest
24067 iteration of try_optimize_cfg.
24069 2008-01-11 Richard Guenther <rguenther@suse.de>
24071 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24072 (struct vn_unary_op_s): Likewise.
24073 (vn_reference_insert): Free old reference on hash collision.
24075 2008-01-10 Raksit Ashok <raksit@google.com>
24077 PR rtl-optimization/27971
24078 * combine.c (find_split_point): Split PLUS expressions which are
24079 inside a MEM rtx, and whose first operand is complex.
24081 2008-01-10 DJ Delorie <dj@redhat.com>
24083 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24084 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24085 (m32c_hard_regno_ok): Call the underlying function.
24087 2008-01-10 Richard Guenther <rguenther@suse.de>
24089 PR middle-end/34683
24090 * tree-cfg.c (tree_merge_blocks): Do not go through the
24091 full-blown folding and stmt updating path if we just deal
24092 with virtual operands.
24093 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24094 test for abnormal SSA_NAMEs.
24096 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24098 PR middle-end/34641
24099 * reload.c (push_reload): Add assertions. All constants from
24100 reg_equiv_constant should have been used for replacing the respective
24102 (find_reloads_address): Invoke find_reloads_address_part for
24103 constant taken from the reg_equiv_constant array.
24105 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24107 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24108 field (valnum) the first in the struct. Replace bools with
24111 2008-01-10 Richard Guenther <rguenther@suse.de>
24113 PR tree-optimization/34651
24114 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24115 types and ordering for masking and converting.
24117 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24119 PR tree-optimization/34017
24120 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24121 also for PHI_NODE expressions.
24123 2008-01-09 Jan Hubicka <jh@suse.cz>
24125 PR tree-optimization/34708
24126 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24127 based on number of case labels.
24128 (init_inline_once): Remove switch_cost.
24129 * tree-inline.h (eni_weights_d): Remove switch_cost.
24131 2008-01-09 Richard Guenther <rguenther@suse.de>
24132 Andrew Pinski <andrew_pinski@playstation.sony.com>
24134 PR middle-end/30132
24135 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24136 temporary if an rvalue is ok or an lvalue is not required.
24138 2008-01-09 Richard Guenther <rguenther@suse.de>
24140 PR middle-end/34458
24141 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24142 adjust return type.
24144 2008-01-09 Richard Guenther <rguenther@suse.de>
24146 PR middle-end/34679
24147 * tree.c (host_integerp): Check for sizetype only if the
24148 type is an integer type.
24150 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24153 * opts.c (decode_options): Disable inlining of functions called
24154 once if not in unit-at-a-time mode.
24156 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24158 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24160 2008-01-08 Richard Guenther <rguenther@suse.de>
24162 PR middle-end/31863
24163 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24164 out early if the result will be unused.
24166 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24171 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24172 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24175 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24177 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24178 for vectorization tuned.
24180 2008-01-08 Richard Guenther <rguenther@suse.de>
24182 PR tree-optimization/34683
24183 * tree-ssa-operands.c (operand_build_cmp): Export.
24184 * tree-ssa-operands.h (operand_build_cmp): Declare.
24185 * tree-vn.c (vuses_compare): Remove.
24186 (sort_vuses): Use operand_build_cmp.
24187 (sort_vuses_heap): Likewise.
24188 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24189 to re-use old VEC if available. Do not sort already sorted VUSEs.
24190 (vdefs_to_vec): Do not sort already sorted VDEFs.
24192 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24194 PR middle-end/34694
24195 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24197 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24200 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24201 limitations of reciprocal sequences on x86 targets.
24203 2008-01-08 Richard Guenther <rguenther@suse.de>
24205 PR tree-optimization/34683
24206 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24208 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24211 * config/darwin.c (darwin_mergeable_string_section): Don't use
24212 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24214 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24217 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24218 negxf2. Macroize expander using X87MODEF mode iterator. Change
24219 predicates of op0 and op1 to register_operand.
24220 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24221 expander using X87MODEF mode iterator. Change predicates of
24222 op0 and op1 to register_operand.
24223 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24224 corresponding patterns and macroize using MODEF macro. Change
24225 predicates of op0 and op1 to register_operand and remove
24226 "m" constraint. Disparage "r" alternative with "!".
24227 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24228 macroize using X87MODEF macro. Change predicates of op0 and op1
24229 to register_operand and remove "m" constraint. Disparage "r"
24230 alternative with "!".
24231 (absneg splitter with memory operands): Remove.
24232 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24233 patterns and macroize using X87MODEF mode iterator.
24234 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24235 Change predicate of op1 to register_operand.
24236 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24237 for memory operands.
24239 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24241 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24243 2008-01-07 Richard Guenther <rguenther@suse.de>
24245 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24248 2008-01-07 Richard Guenther <rguenther@suse.de>
24250 PR tree-optimization/34683
24251 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24252 VOPs of the needed size to save memory. Use VEC_quick_push
24253 to save compile-time.
24254 (vdefs_to_vec): Likewise.
24256 2008-01-07 Sa Liu <saliu@de.ibm.com>
24258 * config/spu/spu.md (divdf3): Genetate inline code for double
24259 division. The implementation doesn't handle INF or NAN, therefore it
24260 only applies when -ffinite-math-only is given.
24262 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24265 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24266 * doc/cpp.texi ([Common Predefined Macros]): Document.
24268 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24270 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24271 order to use commutative addition instead of subtraction.
24273 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24274 Mircea Namolaru <namolaru@il.ibm.com>
24275 Vladimir Yanovsky <yanov@il.ibm.com>
24276 Revital Eres <eres@il.ibm.com>
24278 PR tree-optimization/34263
24279 * tree-outof-ssa.c (process_single_block_loop_latch,
24280 contains_tree_r): New functions.
24281 (analyze_edges_for_bb): Call process_single_block_loop_latch
24282 function to empty single-basic-block latch block if possible.
24284 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24286 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24288 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24290 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24292 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24294 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24296 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24298 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24300 PR tree-optimization/34618
24301 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24304 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24307 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24308 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24309 Update copyright year.
24311 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24312 Update copyright year.
24313 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24316 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24318 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24319 edge does not point to current bb before changing need_assert.
24321 2008-01-04 Richard Guenther <rguenther@suse.de>
24323 PR middle-end/34029
24324 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24325 for verifying purposes if they are is_gimple_min_invariant.
24327 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24329 PR tree-optimization/34448
24330 PR tree-optimization/34465
24331 * gimplify.c (gimplify_init_constructor): Add new parameter
24332 notify_temp_creation. Use it.
24333 (gimplify_modify_expr_rhs): Take volatiles into account when
24334 optimizing constructors.
24335 Do not optimize constructors if gimplify_init_constructor will dump to
24337 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24338 * gcc.c-torture/compile/pr34448.c: New.
24340 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24342 PR gcov-profile/34609
24343 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24344 return_slot if result is TREE_ADDRESSABLE.
24346 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24348 * config/mips/mips.md (sqrt_condition): Tweak comment.
24349 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24351 2008-01-03 Tom Tromey <tromey@redhat.com>
24354 * c-common.c (c_type_hash): Handle VLAs.
24356 2008-01-03 Jan Hubicka <jh@suse.cz>
24358 PR tree-optimization/31081
24359 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24360 0 when inlining and not inlining to first basic block.
24361 (remap_decl): When var is initialized to 0, don't set default_def.
24362 (expand_call_inline): Set entry_bb.
24363 * tree-inline.h (copy_body_data): Add entry_bb.
24365 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24368 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24371 PR tree-optimization/29484
24372 * tree-inline.c (inline_forbidden_p_2): New function.
24373 (inline_forbidden_p): Disallow inlining if some static var
24374 has an address of a local LABEL_DECL in its initializer.
24375 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24378 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24380 PR tree-optimization/34635
24381 * tree-data-ref.c (add_other_self_distances): Make sure that the
24382 evolution step is constant.
24384 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24386 PR middle-end/34608
24387 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24389 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24391 * tree-sra.c (scalarize_init): Insert the generate_element_init
24392 statements after the generate_element_zero statements.
24394 2008-01-02 Richard Guenther <rguenther@suse.de>
24396 PR middle-end/34093
24397 PR middle-end/31976
24398 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24399 for very large number of operands instead of ICEing.
24401 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24404 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24405 while stack probing.
24407 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24409 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24412 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24414 PR libmudflap/26442
24415 * tree-mudflap.c (mx_register_decls): Guard warning by
24416 !DECL_ARTIFICIAL check.
24418 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24420 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24421 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24422 sse5_perm<mode>): Fix constraints.