1 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4 Revert previous change.
6 2008-10-03 Tom Tromey <tromey@redhat.com>
8 * stringpool.c (ggc_alloc_string): Terminate string.
10 2008-10-03 Jakub Jelinek <jakub@redhat.com>
12 * gimplify.c (gimplify_function_tree): For -finstrument-functions
13 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
14 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
17 * gimplify.c (declare_vars): Use gimple_bind_block instead of
20 2008-10-03 Pascal Obry <obry@adacore.com>
22 * gcov.c (create_file_names): Properly handle UNIX and DOS
24 (make_gcov_file_name): Likewise + convert the ':' DOS drive
25 separator to '~' to ensure clean filenames on Windows.
27 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
29 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
30 Add a null terminator to the stripped name.
32 2008-10-02 David Edelsohn <edelsohn@gnu.org>
34 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
35 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
36 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
38 Revert SCALAR_FLOAT_MODE_P condition.
39 (function_arg): Condition on TARGET_DOUBLE_FLOAT,
41 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
44 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
46 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
48 2008-10-02 Richard Guenther <rguenther@suse.de>
51 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
52 and VECTOR_TYPE recurse with useless_type_conversion_p which
53 properly handles void pointer conversion.
55 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
58 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
59 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
61 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
63 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
64 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
65 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
66 they translate to non builtins.
67 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
68 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
69 __builtin_vec_promote, __builtin_vec_extract, and
71 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
72 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
73 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
74 * config/rs6000/altivec.h (vec_extract): Define
77 (vec_promote): Define.
79 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
80 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
81 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
83 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
85 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
86 prototype. Add new parameter, blk.
87 Use BLKmode for the MEM if blk is true.
88 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
89 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
90 ALTIVEC_BUILTIN_STVRXL.
91 Update usage of altivec_expand_lv_builtin.
92 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
93 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
94 (altivec_init_builtins): If compiling for the Cell, also define the
96 * config/rs6000/rs6000.h (rs6000_builtins): Define
97 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
98 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
99 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
100 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
101 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
102 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
103 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
104 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
105 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
106 UNSPEC_STVRX, and UNSPEC_STVRXL.
107 (altivec_lvlx): New pattern.
108 (altivec_lvlxl): New pattern.
109 (altivec_lvrx): New pattern.
110 (altivec_lvrxl): New pattern.
111 (altivec_stvlx): New pattern.
112 (altivec_stvlxl): New pattern.
113 (altivec_stvrx): New pattern.
114 (altivec_stvrxl): New pattern.
115 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
116 (vec_lvlxl): Likewise.
117 (vec_lvrx): Define if PPU is defined.
118 (vec_lvrxl): Likewise.
119 (vec_stvlx): Define if PPU is defined.
120 (vec_stvlxl): Likewise.
121 (vec_stvrx): Define if PPU is defined.
122 (vec_stvrxl): Likewise.
124 2008-10-01 Geert Bosch <bosch@adacore.com>
126 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
128 2008-10-01 Richard Guenther <rguenther@suse.de>
130 PR tree-optimization/37617
131 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
132 do not add to the NEW_SETS.
134 2008-10-01 Richard Guenther <rguenther@suse.de>
137 * tree-vrp.c (execute_vrp): If we optimized away the default
138 case make sure to promote the label that got in place of it
139 to a default case label.
141 2008-10-01 Richard Henderson <rth@redhat.com>
144 * tree-complex.c (set_component_ssa_name): Don't optimize
145 is_gimple_min_invariant values with ssa_names in abnormal phis.
147 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
149 PR tree-optimization/37662
150 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
151 commutative binary operation if they are in the wrong order and
152 fold_build2 produces non-GIMPLE.
154 2008-09-30 Jakub Jelinek <jakub@redhat.com>
156 PR tree-optimization/37662
157 PR tree-optimization/37663
158 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
159 get_value_range with non-SSA_NAME. Don't assert operands have been
160 folded, instead just bail out.
162 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
164 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
166 2008-09-30 Richard Guenther <rguenther@suse.de>
169 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
170 build restrict-qualified pointers.
171 (vectorizable_store): Move alias check later.
172 (vectorizable_load): Likewise.
174 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
176 * c-common.c (empty_if_body_warning): Remove.
177 * c-common.h (empty_if_body_warning): Remove.
178 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
179 here the -Wempty-body warning for `if' and `else' statements.
180 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
182 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
184 * config/i386/i386.opt: Add msse2avx.
186 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
187 * config/i386/linux64.h (ASM_SPEC): Likewise.
189 * doc/invoke.texi: Document -msse2avx.
191 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
193 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
195 2008-09-29 Joseph Myers <joseph@codesourcery.com>
197 * ifcvt.c (noce_emit_store_flag): If using condition from original
198 jump, reverse it if if_info->cond was reversed.
200 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
202 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
203 non-constant memory if it cannot be forced to constant memory.
204 Overhaul surrounding code and factor out common condition.
206 2008-09-29 Jeff Law <law@redhat.com>
208 * reload1.c (alter_reg): Add missing curly braces.
210 2008-09-29 Michael J. Eager <eager@eagercon.com>
212 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
214 * config/rs6000/rs6000.c (rs6000_override_options): Move
215 rs6000_init_hard_regno_mode_ok after all options changed.
216 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
217 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
218 -msimple-fpu flags. Add warning messages if single FP not configured.
219 (rs6000_file_start): Output gnu_attribute for single-float.
220 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
221 (rs6000_legitimize_address): Likewise.
222 (rs6000_legitimize_reload_address): Likewise.
223 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
225 (function_arg_advance): Likewise (partial conversion).
226 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
227 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
229 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
230 (rs6000_emit_prologue): Likewise.
231 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
233 (rs6000_libcall_value): Likewise.
234 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
235 (TARGET_DOUBLE_FLOAT): New default to 1
236 (TARGET_SIMPLE_FPU): New default to 0
237 (TARGET_SINGLE_FPU): New default to 0
238 (TARGET_SINGLE_FLOAT_MODE): New.
239 (TARGET_DOUBLE_FLOAT_MODE): New.
240 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
241 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
243 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
244 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
245 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
246 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
247 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
248 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
249 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
250 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
251 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
252 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
253 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
254 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
255 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
256 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
257 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
258 cmptf_internal1, *cmptf_internal2): Condition on
260 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
261 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
262 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
263 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
264 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
265 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
267 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
268 * config/rs6000/rs6000.opt (-msingle-float): New.
269 (-mdouble-float): New.
271 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
272 -msingle-float, -mdouble-float, -msimple-fpu options.
273 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
274 _SOFT_DOUBLE for -msingle-float.
275 * config.gcc: New config for target=powerpc-xilinx-eabi.
277 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
279 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
281 (new_scop): Take entry and exit edge to define new SCoP.
282 (sd_region_p): New structure used during SCoP detection.
283 (move_scops): Delete.
284 (move_sd_regions): New.
285 (scopdet_info): Change the definition from edges back to basic_blocks.
286 (scopdet_edge_info): Work on basic_blocks and rename to
287 scopdet_basic_block_info.
288 (split_difficult_bb): At the moment removed. We should later
289 add it at another place.
290 (build_scops_1): Work on basic_blocks.
291 (bb_in_sd_region): New.
292 (find_single_entry_edge): New.
293 (find_single_exit_edge): New.
294 (create_single_entry_edge): New.
295 (sd_region_without_exit): New.
296 (create_single_exit_edge): New.
297 (unmark_exit_edges): New.
298 (mark_exit_edges): New.
299 (create_sese_edges): New.
300 (build_graphite_scops): New.
301 (build_scops): Make SCoPs SESE.
302 (limit_scops): Use the new functions.
304 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
306 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
308 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
311 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
312 address to a register before taking the lower part.
314 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
316 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
319 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
320 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
323 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
324 the newly created variable.
325 Create a VECTOR_CST of all 1s for vector types.
327 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
330 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
332 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
334 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
335 order to convert between modes.
336 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
338 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
340 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
343 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
346 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
350 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
352 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
353 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
354 them to yield false with MIPS16.
356 2008-09-26 Jakub Jelinek <jakub@redhat.com>
359 * dwarf2out.c (tls_mem_loc_descriptor): New function.
360 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
361 mem_loc_descriptor failed. Accept UNSPEC.
362 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
363 fail if one of the loc_descriptor calls for pieces failed.
364 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
365 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
366 if loc_descriptor_from_tree_1 on offset failed.
369 * opts.c (common_handle_option): Don't call print_specific_help with
370 CL_SAVE as first argument.
372 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
373 Steve Ellcey <sje@cup.hp.com>
375 * configure: Regenerate for new libtool.
378 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
380 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
381 alias set on MEM when saving stack pointer.
382 * config/rs6000/rs6000.md (allocate_stack): Likewise
384 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
386 PR tree-optimization/37574
387 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
388 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
389 instead of vector_type for constants. Take computation out of loop.
390 (vect_get_vec_def_for_operand): Use only vectype for constant case,
391 and use only vector_type for invariant case.
392 (get_initial_def_for_reduction): Use vectype instead of vector_type.
394 2008-09-25 Jakub Jelinek <jakub@redhat.com>
397 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
398 the decl is a VAR_DECL or FUNCTION_DECL.
400 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
403 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
404 (mark_ref_live, mark_ref_dead): Use them.
405 (def_conflicts_with_inputs_p): Remove.
406 (mark_early_clobbers): New function.
407 (process_bb_node_lives): Call preprocess_constraints and
410 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
412 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
415 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
416 (ira_compress_allocno_live_ranges): New prototype.
418 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
419 (coalesced_allocnos_living_at_program_points): New.
420 (coalesced_allocnos_live_at_points_p,
421 set_coalesced_allocnos_live_points): New functions.
422 (coalesce_spill_slots): Rewrite.
424 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
425 ira_compress_allocno_live_ranges): New functions.
427 * ira-build.c (ira_flattening): Call
428 ira_compress_allocno_live_ranges.
431 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
433 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
436 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
438 * combine.c (make_compound_operation): Handle the 'E' format.
439 (count_rtxs): Likewise.
440 (update_table_tick): Likewise.
441 (get_last_value_validate): Likewise.
443 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
445 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
447 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
449 * matrix-reorg.c (transform_allocation_sites): Initializers
450 added to avoid the warning.
452 2008-09-25 Martin Jambor <mjambor@suse.cz>
454 * cgraph.c (free_nodes): New variable.
455 (NEXT_FREE_NODE): New macro.
456 (cgraph_create_node): Reuse nodes from the free list. Do not
457 update uid if doing so.
458 (cgraph_remove_node): Add the node to the free list.
460 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
462 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
464 2008-09-24 Richard Henderson <rth@redhat.com>
466 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
467 * unwind-dw2.c (execute_stack_op): Handle it.
469 2008-09-24 David Edelsohn <edelsohn@gnu.org>
472 2008-09-24 Michael J. Eager <eager@eagercon.com>
474 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
476 * c-common.c (fname_decl): New location argument.
477 * c-common.h (fname_decl): Same.
478 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
480 (c_parser_typeof_specifier): Same.
481 (c_parser_parms_list_declarator): Same.
482 (c_parser_asm_string_literal): Same.
483 (c_parser_compound_statement_nostart): Same.
484 (c_parser_label): Same.
485 (c_parser_do_statement): Same.
486 (c_parser_asm_statement): Same.
487 (c_parser_unary_expression): Same.
488 (c_parser_sizeof_expression): Same.
489 (c_parser_postfix_expression): Same.
490 (c_parser_pragma): Same.
491 (c_parser_omp_clause_collapse): Same.
492 (c_parser_omp_clause_num_threads): Same.
493 (c_parser_omp_clause_schedule): Same.
494 (c_parser_omp_all_clauses): Same.
495 (c_parser_omp_sections_scope): Same.
496 (c_parser_omp_for_loop): Same. Pass condition's location to
497 c_objc_common_truthvalue_conversion.
498 (c_parser_enum_specifier): Remove comment.
500 2008-09-24 Michael J. Eager <eager@eagercon.com>
502 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
504 * config/rs6000/rs6000.c (rs6000_override_options): Move
505 rs6000_init_hard_regno_mode_ok after all options changed.
506 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
507 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
508 -msimple-fpu flags. Add warning messages if single FP not configured.
509 (rs6000_file_start): Output gnu_attribute for single-float.
510 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
511 (rs6000_legitimize_address): Likewise.
512 (rs6000_legitimize_reload_address): Likewise.
513 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
515 (function_arg_advance): Likewise.
516 (function_arg): Likewise.
517 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
518 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
520 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
521 (rs6000_emit_prologue): Likewise.
522 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
524 (rs6000_libcall_value): Likewise.
525 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
526 (TARGET_DOUBLE_FLOAT): New default to 1
527 (TARGET_SIMPLE_FPU): New default to 0
528 (TARGET_SINGLE_FPU): New default to 0
529 (TARGET_SINGLE_FLOAT_MODE): New.
530 (TARGET_DOUBLE_FLOAT_MODE): New.
531 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
532 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
534 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
535 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
536 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
537 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
538 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
539 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
540 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
541 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
542 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
543 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
544 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
545 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
546 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
547 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
548 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
549 cmptf_internal1, *cmptf_internal2): Condition on
551 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
552 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
553 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
554 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
555 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
556 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
558 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
559 * config/rs6000/rs6000.opt (-msingle-float): New.
560 (-mdouble-float): New.
562 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
563 -msingle-float, -mdouble-float, -msimple-fpu options.
564 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
565 _SOFT_DOUBLE for -msingle-float.
566 * config.gcc: New config for target=powerpc-xilinx-eabi.
568 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
570 * config/sparc/constraints.md: New file.
571 * config/sparc/sparc.md: Include it.
572 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
573 (sparc_extra_constraint_check): Delete.
574 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
575 (memory_ok_for_ldd): New predicate.
576 (sparc_extra_constraint_check): Delete.
577 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
578 (CONST_OK_FOR_LETTER_P): Likewise.
579 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
580 (EXTRA_CONSTRAINT): Likewise.
582 2008-08-23 Steve Ellcey <sje@cup.hp.com>
584 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
586 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
588 * alias.c (find_base_value): Use FIND_BASE_TERM.
589 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
591 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
593 * config/i386/i386.c: Include cselib.h.
594 (ix86_pic_register_p): New function.
595 (ix86_delegitimize_address): Use it to check for the PIC register.
597 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
599 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
600 * config/i386/i386.c (ix86_find_base_term): Don't check for
601 SYMBOL_REF and LABEL_REF.
603 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
605 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
606 constant PLUS in a CONST.
608 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
610 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
611 check for sibcall support for w64.
613 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
615 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
617 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
619 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
620 parser_build_binary_op.
621 * c-decl.c (build_enumerator): Pass location to build_binary_op.
622 * c-typeck.c (build_array_ref): Same.
623 (parser_build_unary_op): New location argument.
624 (pointer_diff): Pass location to build_binary_op,
625 c_objc_common_truthvalue_conversion.
626 (build_modify_expr): Same.
627 (build_unary_op): New location argument.
628 (build_binary_op): New location argument.
629 (c_objc_common_truthvalue_conversion): Pass location to
630 c_*common_truthvalue_conversion.
631 * c-convert.c (convert): Same.
632 * c-common.c (binary_op_error): New location argument.
633 (pointer_int_sum): Pass location to build_binary_op.
634 (c_common_truthvalue_conversion): New location argument.
635 (warn_for_sign_compare): Same.
636 * c-common.h: Add location argument to c_common_truthvalue_conversion,
637 binary_op_error, build_binary_op, warn_for_sign_compare.
638 * c-parser.c (c_parser_condition): Pass location to
639 c_*common_truthvalue_conversion.
640 (c_parser_conditional_expression): Save condition's location and pass
642 (c_parser_binary_expression): Same, but for the binary operator's
644 (c_parser_omp_for_loop): Pass location to
645 c_objc_common_truthvalue_conversion.
647 2008-09-23 Martin Jambor <mjambor@suse.cz>
649 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
650 (cgraph_node_remove_callees): New temporary f. Hold the next item
652 (cgraph_node_remove_callers): Likewise.
654 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
655 (ipa_node_removal_hook): Likewise.
657 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
658 gimple_call_copy_skip_args and moved to the gimple_call section.
659 * gimple.c (gimple_copy_call_skip_args): Renamed to
660 gimple_call_copy_skip_args. Changed al users.
662 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
664 * ira-color.c (start_allocno_priorities): Rename to
665 setup_allocno_priorities. Use costs and
666 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
667 range lengths. Get rid off doubles.
668 (ira_fast_allocations): Call start_allocno_priorities.
670 2008-09-22 David Daney <ddaney@avtrex.com>
673 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
674 register if TARGET_LONG_CALLS.
676 2008-09-22 Richard Guenther <rguenther@suse.de>
678 PR tree-optimization/37145
679 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
680 value-numbering union accesses with their offset and size only.
681 (visit_reference_op_load): Fix simplification of inserted conversions.
682 * tree-ssa-pre.c (find_or_generate_expression): Do not
683 recursively generate expressions if running FRE.
685 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
687 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
688 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
689 *baddu_di<mode>): New patterns.
691 2008-09-22 Richard Guenther <rguenther@suse.de>
693 PR tree-optimization/37145
694 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
695 (phi_translate_1): Constant fold references.
697 2008-09-22 Ira Rosen <irar@il.ibm.com>
699 PR tree-optimization/37482
700 * tree-vectorizer.h (struct _slp_instance): Add new field.
701 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
702 (get_earlier_stmt): New function.
703 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
705 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
706 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
707 asserts that GSI points to the scalar statement being vectorized.
708 Set new statement location according to GSI.
709 (vect_schedule_slp_instance): Use GSI of
710 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
712 2008-09-21 Jan Hubicka <jh@suse.cz>
714 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
715 (ipcp_insert_stage): Update dead_nodes bitmap.
717 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
720 * config/i386/t-cygming (SHLIB_LC): Remove.
721 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
722 * config/i386/t-cygwin (SHLIB_LC): Specify all required
725 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
729 * final.c (mark_symbol_ref_as_used): New helper function.
730 (output_operand): Instead of just looking inside MEMs for
731 SYMBOL_REFs, use new helper function and for_each_rtx.
732 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
733 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
734 Make head comment more general.
735 * config/darwin.c (machopic_output_indirection): Handle weak
736 references here, like in assemble_external.
738 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
740 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
741 (sparc_emit_float_lib_cmp): Change return type.
742 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
743 (gen_compare_operator): New function.
744 (sparc_emit_float_lib_cmp): Return the new operator to be used in
745 the comparison sequence. Minor tweaks.
746 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
747 that the final operator and the result of sparc_emit_float_lib_cmp
748 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
749 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
750 buneq, bunge, bunle, bltgt): Assert that the final operator and the
751 result of sparc_emit_float_lib_cmp match for software TFmode.
752 (movqicc, movhicc, movsicc, movdicc): Merge into...
753 (mov<I:mode>cc): ...this.
754 (movsfcc, movdfcc, movtfcc): Merge into...
755 (mov<F:mode>cc): ...this.
756 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
758 (mov<I:mode>_cc_v9): ...this.
759 (movdi_cc_sp64_trunc): Delete.
760 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
761 movdi_cc_reg_sp64): Merge into...
762 (mov<I:mode>_cc_reg_sp64): ...this.
763 (movsf_cc_sp64): Rename into...
764 (movsf_cc_v9): ...this.
765 (movdf_cc_sp64): Rename into...
766 (movdf_cc_v9): ...this.
767 (movtf_cc_hq_sp64): Rename into...
768 (movtf_cc_hq_v9): ...this.
769 (movtf_cc_sp64): Rename into...
770 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
772 2008-09-21 Diego Novillo <dnovillo@google.com>
774 * doc/gccint.texi: Include generic.texi and gimple.texi.
776 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
777 (GIMPLE): Move to gimple.texi.
778 (Annotations): Remove references to to stmt_ann_t and
780 (SSA Operands): Rename from 'Statement Operands'.
781 * doc/generic.texi: New.
782 * doc/gimple.texi: New.
783 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
785 * Makefile.in (TEXI_GCCINT_FILES):
786 * gimple.c (gimple_copy_call_skip_args): Rename from
787 giple_copy_call_skip_args. Update all users.
788 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
790 2008-09-21 Ira Rosen <irar@il.ibm.com>
792 PR tree-optimization/37539
793 * tree-vect-transform.c (vect_transform_strided_load): Save vector
794 statement in related statement field only for the first load of the
795 group of loads with the same data reference.
797 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
799 * config/mips/mips.h (TUNE_OCTEON): New macro.
800 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
801 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
802 * config/mips/octeon.md: New file.
803 * config/mips/mips.md: Include octeon.md. Restore
804 semi-alphabetical order of include files.
806 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
809 * config/i386/i386.md (*jcc_fused_1): Removed.
810 (*jcc_fused_2): Likewise.
811 (*jcc_fused_3): Likewise.
812 (*jcc_fused_4): Likewise.
814 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
816 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
817 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
818 * target.h (gcc_target): Add ira_cover_classes.
819 * ira.c: Remove IRA_COVER_CLASSES guards.
820 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
821 instead of IRA_COVER_CLASSES.
822 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
823 (setup_class_translate): Likewise.
824 (setup_reg_class_intersect_union): Likewise.
825 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
826 test of targetm.ira_cover_classes.
827 * opts.c (decode_options): Use targetm.ira_cover_classes instead
828 of IRA_COVER_CLASSES.
829 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
830 (TARGET_INITIALIZER): Include it.
831 * targhooks.h (default_ira_cover_classes): Declare.
832 * targhooks.c (default_ira_cover_classes): New function.
834 2008-09-19 Bob Wilson <bob.wilson@acm.org>
836 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
838 2008-09-19 Ian Lance Taylor <iant@google.com>
840 * varasm.c (narrowing_initializer_constant_valid_p): Return
841 NULL_TREE if ENDTYPE is not an integer.
843 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
846 * tree-ssa.c (execute_update_addresses_taken): Also update
847 DECL_GIMPLE_REG_P for vector and complex types.
849 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
850 Jan Hubicka <jh@suse.cz>
853 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
854 empty before freeing them.
855 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
857 2008-09-18 Bob Wilson <bob.wilson@acm.org>
859 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
860 * config/xtensa/predicates.md (tls_symbol_operand): New.
861 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
862 (TARGET_CANNOT_FORCE_MEM): Define.
863 (xtensa_tls_symbol_p): New.
864 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
865 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
866 (xtensa_tls_module_base): New.
867 (xtensa_call_tls_desc): New.
868 (xtensa_legitimize_tls_address): New.
869 (xtensa_legitimize_address): Handle TLS symbols.
870 (xtensa_tls_referenced_p_1): New.
871 (xtensa_tls_referenced_p): New.
872 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
874 (XTENSA_BUILTIN_THREAD_POINTER): New.
875 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
876 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
877 builtin. Add declarations for __builtin_thread_pointer and
878 __builtin_set_thread_pointer.
879 (xtensa_fold_builtin): Recognize new builtins.
880 (xtensa_expand_builtin): Expand new builtins.
881 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
882 (TARGET_THREADPTR): Define.
883 (HAVE_AS_TLS): Define default value.
884 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
885 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
886 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
887 (UNSPECV_SET_TP): New.
888 (sym_TPOFF, sym_DTPOFF): New.
889 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
890 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
891 * configure: Regenerated.
893 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
896 * config/ia64/ia64.c (ia64_optimization_options): Move
897 checking and setting flag_schedule_insns_after_reload and
898 ia64_flag_schedule_insns2 back to ...
899 (ia64_override_options): Here.
901 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
904 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
905 zero extend count after the correction to it is done.
906 (doloop_optimize): Update call to doloop_modify, don't zero extend
909 2008-09-18 Martin Jambor <mjambor@suse.cz>
911 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
913 * ipa-prop.c: Correct comments.
914 * ipa-prop.h: Likewise.
916 2008-09-18 Jan Hubicka <jh@suse.cz>
919 * ipa-reference.c (ipa_reference_local_vars_info_d,
920 ipa_reference_global_vars_info_d,
921 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
922 ipa_reference_vars_info_t): Move here from ipa-reference.h
923 (node_duplication_hook_holder, node_removal_hook_holder): New.
924 (get_reference_vars_info_from_cgraph): Rename to ...
925 (get_reference_vars_info): ... this one, use cgraph uids.
926 (get_local_reference_vars_info, get_global_reference_vars_info):
927 Use cgraph instead of decl.
928 (ipa_reference_get_read_local, ipa_reference_get_written_local):
930 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
931 ipa_reference_get_written_global,
932 ipa_reference_get_not_written_global): Use cgraph argument.
933 (check_call): Simplify avail check.
934 (scan_stmt_for_static_refs): Update.
935 (propagate_bits): Update.
936 (merge_callee_local_info): Remove.
937 (init_function_info): Use cgraph nodes.
938 (clean_function_local_data): Break out from ...
939 (clean_function): ... here.
940 (copy_local_bitmap, copy_global_bitmap): New functions.
941 (duplicate_node_data, remove_node_data): New functions.
942 (generate_summary): Register hooks; use visibility instead of
944 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
945 * ipa-reference.h (ipa_reference_local_vars_info_d,
946 ipa_reference_global_vars_info_d,
947 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
948 ipa_reference_vars_info_t): Move to ipa-reference.c
949 (ipa_reference_get_read_local, ipa_reference_get_written_local):
951 (ipa_reference_get_read_global, ipa_reference_get_written_global,
952 ipa_reference_get_not_read_global,
953 ipa_reference_get_not_written_global): Update prototype.
954 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
955 (init_state): Remove.
956 (node_duplication_hook_holder, node_removal_hook_holder): New.
957 (get_function_state, set_function_state): Use VECtor.
958 (analyze_function): Check body availability.
959 (add_new_function): Likewise.
960 (duplicate_node_data, remove_node_data): New.
961 (generate_summary): Register hooks; do not care about clones.
962 (propafate): Do not care about clones; recursive functions are
964 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
965 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
966 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
968 * tree-flow.h (function_ann_d): Remove reference_vars_info.
969 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
970 Update call of ipa-reference accesors.
972 2008-09-18 Simon Baldwin <simonb@google.com>
974 * c-opts.c (c_common_handle_option): Add handling for
975 -Wbuiltin-macro-redefined command line option.
976 * c.opt: Added builtin-macro-redefined option.
977 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
980 2008-09-18 Richard Guenther <rguenther@suse.de>
982 PR tree-optimization/37258
983 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
984 and signedness for integral types.
985 (vn_phi_eq): Require compatible types.
987 2008-09-18 Jakub Jelinek <jakub@redhat.com>
990 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
991 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
993 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
994 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
995 ggc_free other TREE_LIST nodes from that chain.
996 * function.c (instantiate_decls): Instantiate also DECL_RTL
997 of vars in cfun->local_decls, free that list afterwards.
999 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1001 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1002 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1004 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1006 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1007 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1009 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1011 PR tree-optimization/37102
1012 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1013 from a node. Check to see if another PHI is dead.
1014 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1015 remove real PHIs which have no uses.
1016 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1018 2008-09-18 Richard Guenther <rguenther@suse.de>
1021 * tree-cfg.c (remove_useless_stmts_1): Remove
1022 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1024 2008-09-18 Nick Clifton <nickc@redhat.com>
1026 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1027 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1028 to frv_secondary_reload_class.
1029 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1030 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1031 (frv_secondary_reload_class): Omit unused parameter.
1032 (frv_secondary_reload): New function. Handle the case when
1033 secondary_reload_class() is called before the reload_(in|out)
1034 _optabs have been initialised.
1035 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1037 * config/frv/frv.md: Define an exclusion set between fr550_m0
1040 2008-09-18 Richard Guenther <rguenther@suse.de>
1042 PR tree-optimization/37456
1043 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1044 want to insert after ends a BB insert on the single fallthru
1047 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1049 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1050 Mention -march=z9-109, z9-ec and z10.
1052 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1054 PR rtl-optimization/37544
1055 * regrename.c (maybe_mode_change): Exit early when copy_mode
1056 is narrower than orig_mode and narrower than new_mode.
1058 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1061 * sched-int.h (struct _haifa_insn_data): Remove unused field
1064 * sched-rgn.c (ref_counts): Remove.
1065 (insn_referenced): New static variable.
1066 (INSN_REF_COUNT): Remove.
1067 (sched_run_compute_dependencies): Use insn_referenced instead of
1069 (add_branch_dependences): Likewise. Delete dead assignment.
1071 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1073 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1074 consumer is an asm. Add comment why this is important.
1075 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1076 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1079 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1081 * expr.c (emit_group_store): Do not shift before moving via a
1084 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1086 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1087 from aggregate to non-aggregate type if the bit pattern is not fully
1088 preserved afterwards.
1090 2008-09-17 Richard Guenther <rguenther@suse.de>
1092 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1093 (verify_gimple_assign): ... this. Split into ...
1094 (verify_gimple_assign_unary): ... this,
1095 (verify_gimple_assign_binary): ... that,
1096 (verify_gimple_assign_single): ... and this.
1097 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1098 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1099 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1100 (verify_types_in_gimple_reference): Be forgiving with
1102 (verify_gimple_phi): Deal with virtual operands.
1104 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1106 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1108 * tree.c (get_callee_fndecl): Don't call the language hook.
1109 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1110 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1111 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1113 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1115 * tree.c (protected_set_expr_location): Don't unnecessarily
1116 check for error_mark_node.
1118 2008-09-17 Art Haas <ahaas@impactweather.com>
1120 * ipa-reference.c (analyze_function): Declare step only if
1121 ENABLE_CHECKING is defined.
1123 2008-09-17 Jan Hubicka <jh@suse.cz>
1126 * tree.h (DECL_INLINE): remove.
1127 (DECL_DECLARED_INLINE_P): Update docs.
1128 (DECL_NO_INLINE_WARNING_P): new.
1129 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1130 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1132 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1133 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1136 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1139 2008-09-17 Jan Hubicka <jh@suse.cz>
1141 * ipa-reference.c (ipa_obstack): Remove.
1142 (local_info_obstack, global_info_obstack): New.
1143 (add_static_var): We now handle variables only.
1144 (mark_address_taken, mark_load, mark_store): New functions based on ...
1145 (check_operand): ... remove.
1146 (get_asm_stmt_operands): Rename to ...
1147 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1148 (scan_stmt_for_static_refs): Rewrite.
1149 (scan_op_for_static_refs): Rename to ...
1150 (scan_initializer_for_static_refs): do not look for VAR_DECL
1151 initializers; stop recursion on types and decls.
1152 (ipa_init): Use proper obstacks.
1153 (analyze_variable): Use scan_initializer_for_static_refs.
1154 (init_function_info): Use local obstack.
1155 (analyze_function): Simplify.
1156 (add_new_function): We don't need visited_nodes obstack.
1157 (generate_summary): Use proper obstacks; cleanup after propagation.
1159 2008-09-17 Richard Guenther <rguenther@suse.de>
1162 PR tree-optimization/37491
1163 * alias.c (get_alias_set): Use the canonical type.
1164 * tree-vect-transform.c (vectorizable_store): Use the type of
1165 the lhs for the vector type. Adjust checking.
1166 (vectorizable_load): Adjust checking.
1168 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1169 Adam Nemet <anemet@caviumnetworks.com>
1171 PR rtl-optimization/37483
1172 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1173 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1174 Rearrange code to better match the original comment. Check
1175 t_unconditional first. Improve comment.
1177 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1180 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1181 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1184 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1185 GIMPLE_TRY if cleanup sequence is empty.
1187 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1190 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1191 eliminate IV if the cost are the same.
1193 2008-09-16 Richard Guenther <rguenther@suse.de>
1196 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1199 2008-09-16 Richard Guenther <rguenther@suse.de>
1201 PR tree-optimization/37508
1202 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1204 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1206 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1208 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1210 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1211 use gen_floatdidf2 directly.
1212 (floatunssidf2): Likewise.
1213 (floatsidf_ppc64_mfpgpr): Remove.
1214 (floatsidf_ppc64): Remove.
1215 (floatunssidf_ppc64): Remove.
1217 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1219 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1220 rather than update_cost_queue.
1222 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1223 in every call starting with the second one, instead of only when
1224 alias_bitmap_obstack.elements != NULL.
1226 * tree-predcom.c (filter_suitable_components): Free all refs in
1227 act->refs vector before calling release_component.
1228 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1230 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1232 * tree-loop-linear.c (linear_transform_loops): Initialize
1233 lambda_obstack only after calling perfect_loop_nest_depth.
1234 Goto free_and_continue instead of just continue for later failures.
1237 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1240 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1242 2008-09-14 Andreas Schwab <schwab@suse.de>
1244 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1246 2008-09-14 Jan Hubicka <jh@suse.cz>
1248 * invoke.texi (-fconserve-stack): Document.
1249 * opts.c (decode_options): Handle conserve_stack.
1250 * common.opt (fconvserve_stack): New.
1252 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1254 * config.host: Add x-aix to host_xmake_file.
1255 * config/rs6000/t-aix52: Do not override LDFLAGS.
1256 * config/rs6000/x-aix: New file.
1258 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1264 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1265 is not recognized as a valid register usage. Allow REG_X to be used
1267 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1268 forces a reload when using a base register.
1270 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1272 * config/i386/cygming-crtend.c (register_frame_ctor): If
1273 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1274 directly with atexit.
1275 (deregister_frame_ctor): Rename to ...
1276 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1277 if !DEFAULT_USE_CXA_ATEXIT.
1279 2008-09-13 Jan Hubicka <jh@suse.cz>
1281 * cgraph.c: Include value-prof.h
1282 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1284 2008-09-13 Jan Hubicka <jh@suse.cz>
1287 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1288 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1289 tree_gen_one_value_profiler, tree_gen_average_profiler,
1290 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1292 2008-09-13 Jan Hubicka <jh@suse.cz>
1294 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1295 too many bytes on misalligned blocks.
1297 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1299 * doc/cfg.texi: Fix some typos.
1300 * doc/extend.texi: Likewise.
1301 * doc/install.texi: Likewise.
1302 * doc/invoke.texi: Likewise.
1303 * doc/rtl.texi: Likewise.
1304 * doc/tree-ssa.texi: Likewise.
1306 2008-09-13 Richard Guenther <rguenther@suse.de>
1309 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1310 gimple stores for memory rhs.
1312 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1314 PR rtl-optimization/37489
1315 * cse.c (fold_rtx): Don't return const_true_rtx for float
1316 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1318 2008-09-13 Jan Hubicka <jh@suse.cz>
1320 PR tree-optimization/37392
1321 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1323 2008-09-13 Martin Jambor <mjambor@suse.cz>
1324 Jan Hubicka <jh@suse.cz>
1326 * cgraph.c (free_edges): New variable.
1327 (NEXT_FREE_EDGE): New macro.
1328 (cgraph_free_edge): New function.
1329 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1330 (cgraph_node_remove_callees): Likewise.
1331 (cgraph_node_remove_callers): Likewise.
1332 (cgraph_create_edge): Reuse edges from the free list. Do not
1333 update uid if doing so.
1334 (cgraph_remove_*_hook): Add free call.
1336 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1338 * ira-color.c (conflict_allocno_vec): Delete.
1339 (update_cost_queue_elem): New structure.
1340 (update_cost_queue): New variable.
1341 (update_cost_queue_tail): Likewise.
1342 (update_cost_queue_elems): Likewise.
1343 (allocno_update_cost_check): Delete.
1344 (initiate_cost_update): Allocate update_cost_queue_elems
1345 instead of allocno_update_cost_check.
1346 (finish_cost_update): Update the free()s accordingly.
1347 (start_update_cost): New function.
1348 (queue_update_cost): Likewise.
1349 (get_next_update_cost): Likewise.
1350 (update_copy_costs_1): Inline into...
1351 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1352 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1353 once we've established they are equal. Don't allocate update
1354 costs if there is nothing to add to them.
1355 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1356 DIVISOR arguments. Use a queue instead of recursive calls;
1357 process all the allocnos in the initial queue, rather than
1359 (assign_hard_reg): Use queue_update_cost instead of
1360 conflict_allocno_vec. Queue coalesced allocnos instead
1361 of calling update_conflict_hard_regno_costs for each one.
1362 Just call update_conflict_hard_regno_costs once for the
1364 (ira_color): Remove conflict_allocno_vec handling.
1366 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1368 PR tree-optimization/37484
1369 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1370 (save_var_name): Same.
1371 (initialize_cloog_names): Same.
1372 (initialize_cloog_names): Same.
1374 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1376 * tree-scalar-evolution.c (set_instantiated_value): Set
1379 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1383 * ira-build.c (common_loop_tree_node_dominator): Remove.
1384 (copy_live_ranges_to_removed_store_destinations): New function.
1385 (regno_top_level_allocno_map): Move to top level from ...
1386 (ira_flattening): ... here. Use
1387 copy_live_ranges_to_removed_store_destinations.
1389 * ira-emit.c (generate_edge_moves): Fix a comment.
1391 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1394 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1395 scratch register after 'set' pattern.
1397 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1399 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1400 information passed to mark_reg_pointer.
1401 * explow.c (force_reg): Likewise.
1403 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1405 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1406 when building for the celledp architecture.
1408 2008-09-12 Richard Guenther <rguenther@suse.de>
1410 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1412 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1414 PR rtl-optimization/37424
1415 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1416 the regnos instead of the addresses.
1418 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1420 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1422 2008-09-11 Richard Guenther <rguenther@suse.de>
1424 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1425 entering the weaker equivalence recording.
1427 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1429 2008-09-11 Jeff Law <law@redhat.com>
1431 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1432 by assign_stack_local on the IRA path for stack slot sharing
1433 as well as the non-IRA path.
1435 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1437 * config/i386/i386.h: Fix whitespace issues.
1439 2008-09-11 Martin Jambor <mjambor@suse.cz>
1441 * ipa-prop.h (struct ipa_param_flags): Removed.
1442 (struct ipa_param_descriptor): New structure.
1443 (struct ipa_node_params): ipcp_lattices, param_decls and
1444 param_flags moved to ipa_param_description.
1445 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1446 descriptors. Renamed all users.
1447 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1448 changed to access descriptors. Renamed all users.
1449 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1450 to access descriptors. Renamed all users.
1451 * ipa-cp.c (ipcp_init_cloned_node): Call
1452 ipa_initialize_node_params instead of ipa_count_formal_params and
1453 ipa_create_param_decls_array.
1454 (ipcp_analyze_node): Likewise.
1455 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1456 descriptors. Renamed all users.
1457 (ipcp_initialize_node_lattices): Remove allocation.
1458 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1459 ipa_initialize_node_params instead of ipa_count_formal_params and
1460 ipa_create_param_decls_array.
1461 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1462 ipa_populate_param_decls, made static, added parameter info,
1463 renamed mt to node, removed allocation, changed to use
1465 (ipa_count_formal_params): Made static, added parameter info,
1467 (ipa_initialize_node_params): New function.
1468 (ipa_check_stmt_modifications): Changed to use descriptors.
1469 (ipa_detect_param_modifications): Removed allocation, changed to
1471 (ipa_note_param_call): Changed to use descriptors.
1472 (ipa_analyze_params_uses): Removed allocation.
1473 (ipa_free_node_params_substructures): Changed to use descriptors.
1474 (ipa_edge_duplication_hook): Use the unused attribute.
1475 (ipa_node_duplication_hook): Use the unused attribute, changed to
1476 use descriptors, changed to duplicate descriptors.
1478 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1479 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1480 indirect inlining. Made static.
1481 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1482 functions called only once.
1483 (cgraph_decide_recursive_inlining): Don't call
1484 ipa_propagate_indirect_call_infos, pass new_edges to
1485 cgraph_mark_inline_edge instead.
1486 (cgraph_decide_inlining_of_small_functions): Don't call
1487 ipa_propagate_indirect_call_infos, pass new_edges to
1488 cgraph_mark_inline_edge instead.
1489 (cgraph_decide_inlining): Don't call
1490 ipa_propagate_indirect_call_infos.
1491 * ipa-prop.c: Check that vectors are allocated.
1493 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1494 iff a new cgraph edges have been created.
1495 (cgraph_decide_inlining): New variable redo_always_inline.
1496 Flattening and always_inlining loop until callgraph stabilizes.
1497 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1498 true iff new cgraph edges have been created.
1499 (propagate_info_to_inlined_callees): Likewise.
1500 (ipa_propagate_indirect_call_infos): Likewise.
1502 2008-09-11 Richard Guenther <rguenther@suse.de>
1504 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1505 (set_prologue_iterations): Likewise.
1506 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1508 (vect_update_init_of_dr): Likewise.
1509 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1511 * fold-const.c (fold_unary): Do not generate calculations
1514 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1516 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1517 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1518 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1520 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1522 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1523 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1524 before finalizing the changes.
1525 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1527 (simplify_truth_ops_using_ranges): New.
1528 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1529 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1530 whether a simplification was made.
1531 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1532 use a switch statement and also call simplify_truth_ops_using_ranges.
1534 2008-09-11 Jan Hubicka <jh@suse.cz>
1536 * ggc-common.c (loc_array): Make static.
1537 * dce.c (rest_of_handle_ud_dce): Free worklist.
1539 2008-09-11 Jan Hubicka <jh@suse.cz>
1541 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1542 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1543 function so we are sure we do not dangle it forever.
1544 * function.c (outer_function_chain, find_function_data): Remove.
1545 (function_context_stack): New.
1546 (push_function_context, pop_function_context): Update.
1547 * function.h (struct function): Remove pointer outer.
1548 (outer_function_chain, find_function_data): Remove.
1549 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1551 2008-09-11 Jan Hubicka <jh@suse.cz>
1554 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1556 2008-09-11 Jan Hubicka <jh@suse.cz>
1558 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1560 2008-09-11 Jan Hubicka <jh@suse.cz>
1562 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1563 (free_var_map_entry): New function.
1564 (redirect_edge_var_map_destroy): Use it.
1566 2008-09-11 Jan Hubicka <jh@suse.cz>
1569 * tree-inline.c (add_lexical_block): Replace with ...
1570 (prepend_lexical_block): ... prepend at begginig.
1571 (remap_blocks): Use it and reverse later.
1572 (expand_call_inline): Use prepend_lexical_block.
1574 2008-09-11 Jan Hubicka <jh@suse.cz>
1576 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1578 2008-09-11 Jan Hubicka <jh@suse.cz>
1580 * function.c (free_after_compilation): Call insn_locators_free.
1581 * cfglayout.c (insn_locators_free): New function.
1582 * rtl.h (insn_locators_free): Declare.
1584 2008-09-11 Jan Hubicka <jh@suse.cz>
1586 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1588 (cond_move_process_if_block): Update call.
1590 2008-09-11 Jan Hubicka <jh@suse.cz>
1592 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1593 * vec.c: Include hashtab.h
1594 (vec_descriptor, ptr_hash_entry): New structures.
1595 (vec_desc_hash, vec_ptr_map): New static variables.
1596 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1597 register_overhead, free_overhead, vec_heap_free): New functions.
1598 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1599 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1600 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1603 2008-09-11 Ira Rosen <irar@il.ibm.com>
1605 PR tree-optimization/37474
1606 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1607 length of load permutation.
1609 2008-09-11 Andreas Schwab <schwab@suse.de>
1611 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1613 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1616 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1617 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1618 simplify_gen_subreg.
1620 2008-09-11 Ira Rosen <irar@il.ibm.com>
1622 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1625 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1628 * gimplify.c (gimplify_body): Call default_rtl_profile.
1631 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1632 instead of tok->val.node if not expanding to something else. Handle
1633 intervening CPP_PADDING tokens.
1634 (altivec_categorize_keyword): Remove unneeded comparisons.
1636 2008-09-10 Richard Guenther <rguenther@suse.de>
1638 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1640 2008-09-10 Richard Guenther <rguenther@suse.de>
1643 * tree-inline.c (insert_init_stmt): Make sure to not
1644 insert invalid gimple stores.
1646 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1648 PR tree-optimization/37388
1649 * toplev.c (process_options): Fail and warn when graphite
1650 flags are used, but the compiler has not been configured
1651 with graphite libraries.
1652 * graphite.c (graphite_transform_loops): Remove printfs
1653 to dump_file for the case when graphite is not available.
1655 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1658 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1659 the even element into register.
1660 (ix86_expand_vector_init_general): Don't use
1661 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1662 if we can't move from GPR to SSE register directly.
1664 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1666 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1667 not lose track of the number of NOPs needed. Number of NOPs needed
1668 for sync vs. loads workaround was switched; corrected. Run second
1669 pass for all workarounds. No NOPs needed after call insns. Change
1670 second pass to use find_next_insn_start and find_load helpers in order
1671 to properly detect parallel insns.
1672 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1674 2008-09-10 Jan Hubicka <jh@suse.cz>
1676 * value-prof.c (gimple_ic): Fix tuplification bug.
1677 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1680 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1682 PR tree-optimization/37353
1683 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1684 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1685 calls instead of cond_dead_built_in_calls.
1686 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1687 initalize the vector only before adding first entry. Use VEC_safe_push
1688 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1689 shrink_wrap_conditional_dead_built_in_calls call.
1691 2008-09-10 Ira Rosen <irar@il.ibm.com>
1693 PR tree-optimization/37385
1694 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1695 argument, and use it as a vector type if not NULL.
1696 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1698 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1699 additional argument.
1700 (vectorizable_load): Likewise.
1702 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1704 * config/i386/i386.md (SWI32): New mode iterator.
1705 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1708 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1710 PR rtl-optimization/37435
1711 * caller-save.c (insert_restore, insert_save): Check the mode by
1714 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1717 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1719 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1722 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1724 * doc/invoke.texi (ARM Options): Correct errors in discussion
1725 of -mfloat-abi, -mhard-float, and -msoft-float.
1727 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1728 Jan Hubicka <jh@suse.cz>
1731 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1732 calling gimple_regimplify_operands on it. Iterate over all newly
1733 added statements, not just the last one.
1734 (insert_init_stmt): Insert stmt into seq first, then call
1735 gimple_regimplify_operands on it. Don't create new gimplification
1736 context, nor find referenced vars.
1738 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1741 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1742 to pointer to vector pointer.
1743 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1744 propagate_info_to_inlined_callees): Likewise.
1745 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1746 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1747 ipa_check_create_edge_args.
1748 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
1749 argument to pointer to vector pointer.
1750 (cgraph_decide_inlining_of_small_function): Adjust
1751 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1755 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1756 optimizing for size, not speed.
1758 PR rtl-optimization/37408
1759 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1760 if parm is promoted.
1762 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1764 PR tree-optimization/37375
1765 * tree-scalar-evolution.c (scev_info_str): Add field
1767 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1768 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1769 set_instantiated_value): Pass instantiated_below.
1770 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1772 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1773 the definitions are not instantiated.
1775 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1776 (block_before_loop): New.
1777 * tree-data-ref.c (dr_analyze_indices): Update uses of
1779 * graphite.c (block_before_scop): New.
1780 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1781 basic block, not a loop for determining the parameters.
1782 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1784 (idx_record_params, find_params_in_bb, find_scop_parameters,
1785 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1786 to instantiate_scev.
1788 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1790 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1794 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1796 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1797 Check zero freq and increase if necessary.
1799 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1801 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1802 regno is in the right range. Add comments.
1804 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1806 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1808 * mips-tfile.c (copy_object): Cast alloca result to int *.
1809 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1811 Rename class to sclass.
1812 (read_tfile): Cast read_seek return values to proper types.
1813 Cast xcalloc return value to proper type.
1815 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1817 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1818 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1819 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1821 2008-09-09 Jan Hubicka <jh@suse.cz>
1823 * profile.c (is_edge_inconsistent): Add debug output; ignore
1824 negative count on fake edges.
1825 (is_inconsistent): Add debug output.
1827 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1829 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1831 (choose_ready): When first insn is chosen from the ready list, also
1834 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1836 PR rtl-optimization/37360
1837 * haifa-sched.c (max_issue): Do not assert that we never issue more
1838 insns than issue_rate. Add comment.
1840 2008-09-09 Richard Guenther <rguenther@suse.de>
1842 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1843 (verify_types_in_gimple_call): Rename to ...
1844 (verify_gimple_call): ... this. Enhance.
1845 (verify_types_in_gimple_cond): Remove.
1846 (verify_gimple_comparison): New function ...
1847 (verify_types_in_gimple_assign): ... split out from here.
1848 (verify_types_in_gimple_return): Rename to ...
1849 (verify_gimple_return): ... this. Enhance.
1850 (verify_types_in_gimple_switch): Rename to ...
1851 (verify_gimple_switch): ... this. Enhance.
1852 (verify_gimple_goto): New function.
1853 (verify_types_in_gimple_phi): Rename to ...
1854 (verify_gimple_phi): ... this. Enhance.
1855 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1856 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1857 (verify_types_in_gimple_seq_2): Remove cases handled in
1858 verify_types_in_gimple_stmt.
1860 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1862 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1863 (push_multiple_operation, pop_multiple_operation): Set it.
1864 (workaround_rts_anomaly): New function.
1865 (workaround_speculation): New function, broken out of bfin_reorg.
1866 (bfin_reorg): Call the new functions.
1868 2008-09-09 Richard Guenther <rguenther@suse.de>
1872 * gimplify.c (gimplify_conversion): Change conversions of
1873 non-register type to VIEW_CONVERT_EXPRs.
1874 (gimplify_addr_expr): If we need to make the operand
1875 addressable make sure to use a properly initialized
1876 temporary for that so it gets a valid gimple store.
1878 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1880 * function.h (struct function): Add function_start_locus.
1881 * cfgexpand.c (gimple_expand_cfg): Use it.
1882 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1884 2008-09-09 Richard Guenther <rguenther@suse.de>
1886 PR tree-optimization/37433
1887 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1890 2008-09-09 Richard Guenther <rguenther@suse.de>
1892 PR tree-optimization/37387
1893 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1894 and bits to a common type.
1896 2008-09-09 Nick Clifton <nickc@redhat.com>
1898 * config/v850/v850.md (return): Restore frame size restriction.
1900 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1902 * c-common.c (c_expand_decl): Remove.
1903 * c-common.h (anon_aggr_type_p): Remove prototype.
1904 (DECL_ANON_UNION_ELEMS): Remove.
1905 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1906 * c-decl.c (anon_aggr_type_p): Remove.
1907 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1908 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1909 * langhooks.h (struct lang_hooks): Remove expand_decl.
1910 * langhooks.c (lhd_expand_decl): Remove.
1911 * stmt.c (expand_anon_union_decl): Remove.
1912 * tree.h (expand_anon_union_decl): Remove prototype.
1914 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1917 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1919 * config/avr/avr.md (QISI) : Define mode iterator.
1920 (negated_tst<mode>) : Redefine as split using mode macro.
1921 (reversed_tstqi): Define insn as reversed compare with zero.
1922 (reversed_tsthi): Ditto.
1923 (reversed_tstsi): Ditto.
1925 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1928 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1929 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1932 * predict.c (optimize_function_for_size_p): Don't segfault if
1934 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1935 tree_swap_operands_p): Don't test cfun != NULL before calling
1936 optimize_function_for_s*_p.
1938 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1940 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1943 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1945 * crx/crx.h (IRA_COVER_CLASSES): Define.
1947 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1950 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1951 even when a stmt has been gimple_modified_p, but after fold_stmt is
1952 not any longer. Remove unneeded may_have_exposed_new_symbols
1955 2008-09-08 Richard Guenther <rguenther@suse.de>
1957 PR tree-optimization/37421
1958 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1961 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1964 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1966 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1969 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1970 * pa-hpux10.h (LINK_SPEC): Likewise.
1971 * pa-hpux11.h (LINK_SPEC): Likewise.
1973 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1975 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1976 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1978 2008-09-07 Helge Deller <deller@gmx.de>
1980 * pa/linux-atomic.c: New file.
1981 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1982 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1984 2008-09-07 Richard Guenther <rguenther@suse.de>
1985 Ira Rosen <irar@il.ibm.com>
1987 PR tree-optimization/36630
1988 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1989 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1991 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1992 Ira Rosen <irar@il.ibm.com>
1994 PR tree-optimization/35642
1995 * config/rs6000/altivec.md (mulv8hi3): Implement.
1997 2008-09-06 Jeff Law <law@redhat.com>
1999 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2001 2008-09-06 Jan Hubicka <jh@suse.cz>
2003 PR tree-optimization/14703
2004 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2006 * passes.c (init_optimization_passes): Recompute inline parameters.
2008 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2010 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2013 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2014 Peter Fuerst <post@pfrst.de>
2016 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2017 * doc/extend.texi: Document __builtin_mips_cache.
2018 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2019 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2020 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2021 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2022 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2023 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2024 (set_push_mips_isas): New variable.
2025 (mips_r10k_cache_barrier): New variable.
2026 (cache): New availability predicate.
2027 (mips_builtins): Add an entry for __builtin_mips_cache.
2028 (mips_build_cvpointer_type): New function.
2029 (MIPS_ATYPE_CVPOINTER): New macro.
2030 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2032 (r10k_simplified_address_p, r10k_simplify_address)
2033 (r10k_uncached_address_p, r10k_safe_address_p)
2034 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2035 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2036 (r10k_insert_cache_barriers): New functions.
2037 (mips_reorg_process_insns): Delete cache barriers after a
2038 branch-likely instruction.
2039 (mips_reorg): Call r10k_insert_cache_barriers.
2040 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2041 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2042 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2043 (mips_cache, r10k_cache_barrier): New define_insns.
2045 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2047 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2048 * ira-color.c (setup_allocno_left_conflicts_num): Use
2049 hard_reg_set_equal_p instead of a comparison with
2050 ira_zero_hard_reg_set.
2051 * ira.c (setup_reg_subclasses): Likewise.
2052 (setup_cover_and_important_classes): Likewise.
2053 (setup_class_translate): Likewise.
2054 (setup_reg_class_intersect_union): Likewise.
2055 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2056 (ira_init_once): Don't initialize them.
2058 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2060 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2062 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2064 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2066 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2068 Improved branch hints, safe hints, and scheduling.
2070 * haifa-sched.c (sched_emit_insn) : Define.
2071 * sched-int.h (sched_emit_insn) : Add prototype.
2072 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2073 -mhint-max-distance -msafe-hints) : Document.
2074 * config/spu/spu.c (spu_flag_var_tracking): New.
2075 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2076 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2077 TARGET_ASM_FILE_START): Define.
2078 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2079 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2080 (spu_emit_branch_hint): Add blocks argument.
2081 (insert_branch_hints, insert_nops): Remove.
2082 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2083 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2084 spu_sched_reorder, asm_file_start): New functions.
2085 (clock_var, spu_sched_length, pipe0_clock,
2086 pipe1_clock, prev_clock_var, prev_priority,
2087 spu_ls_first, prev_ls_clock): New static variables.
2088 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2089 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2090 (nopn_nv): Add a non-volatile version of nop.
2091 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2092 -mhint-max-distance, -msafe-hints): New options.
2094 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2095 Samuel Tardieu <sam@rfc1149.net>
2097 * opts.c (decode_options): Combine nested if statements.
2100 * opts.c (decode_options): Handle more relationships among
2101 unit-at-a-time, toplevel-reorder, and section-anchors.
2103 2008-09-05 David Daney <ddaney@avtrex.com>
2105 * doc/install.texi (--enable-reduced-reflection): Document new option.
2107 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2109 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2111 (constantpool_operand): New.
2112 (move_operand): Disallow sub-word modes for the constant pool.
2113 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2114 (xtensa_secondary_reload_class): Replace with....
2115 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2116 Set icode for sub-word reloads from the constant pool.
2117 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2118 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2119 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2120 * config/xtensa/xtensa-protos.h: Update prototypes.
2122 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2124 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2125 (REG_CLASS_NAMES): Update.
2126 (REG_CLASS_CONTENTS): Update.
2127 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2128 of ALL_REGS for regs 77 and 78.
2129 * function.c (instantiate_virtual_regs_in_insn): Assert that
2130 return value of simplify_gen_subreg is not NULL.
2132 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2134 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2135 (gen_rtvec_v): Fix coding standards.
2137 2008-09-04 Jan Hubicka <jh@suse.cz>
2139 * i386.c (decide_alg): Be more conservative about optimizing for size.
2141 2008-09-04 Ian Lance Taylor <iant@google.com>
2143 * varasm.c (narrowing_initializer_constant_valid_p): New
2145 (initializer_constant_valid_p): Call it.
2147 2008-09-04 Jeff Law <law@redhat.com>
2149 * fold-const.c (native_encode_real): Fix computation of WORDS.
2150 (native_interpret_real): Likewise.
2152 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2154 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2156 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2158 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2159 that the cost is already taken into account in ira-costs.c
2161 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2163 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2164 ira_debug_copies): New.
2165 (ira_bulid): Call print_copies.
2167 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2169 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2172 * config/rs6000/rs6000.c (optimization_options): Remove check of
2173 flag_toplevel_order.
2175 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2177 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2178 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2179 second operand is a reg_imm10_operand.
2180 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2181 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2182 (*seq_<GPR:mode><GPR2:mode>): Rename to
2183 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2185 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2186 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2188 (*sne_<GPR:mode><GPR2:mode>): Rename to
2189 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2192 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2194 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2195 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2196 combining an arithmetic right shift by more than 31 and a
2197 trunction. Don't match for out-of-range shift amounts. Set
2198 attribute mode to <MODE>.
2199 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2200 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2201 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2202 shifts by less than 32.
2203 (extv): Change predicate on first operand to accept registers.
2204 Change predicate of the other operands from immediate_operand to
2205 const_int_operand. Expand exts when source is a register.
2206 (extzv): Change predicate of the constant operands from
2207 immediate_operand to const_int_operand.
2208 (extzv<mode>): Change predicate of the constant operands from
2209 immediate_operand to const_int_operand and no constraint. Also
2211 (*extzv_trunc<mode>_exts): New pattern.
2213 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2215 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2216 * config/mips/mips-protos.h (mask_low_and_shift_p,
2217 mask_low_and_shift_len): Declare.
2218 * config/mips/mips.c (mask_low_and_shift_p,
2219 mask_low_and_shift_len): New functions.
2220 (mips_print_operand): Handle new operand prefix "m".
2221 * config/mips/mips.md (*cins<mode>): New pattern.
2223 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2225 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2226 optimizing for size.
2228 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2230 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2231 regardless of epilogue_completed.
2233 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2236 * ira-lives.c (process_bb_node_lives): Check setjmp.
2238 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2241 * ira-build.c (form_loop_tree): Reverse BB walk.
2242 (create_bb_allocnos): Likewise.
2243 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2244 (mark_reg_store): Rename to...
2245 (mark_ref_live): ...this and take a df_ref argument instead of
2246 note_stores arguments. Assert that we have a register.
2247 (mark_reg_clobber): Delete.
2248 (def_conflicts_with_inputs_p): New function.
2249 (mark_reg_conflicts): Delete.
2250 (mark_reg_death): Rename to...
2251 (mark_ref_dead): ...this and take a df_ref argument instead of
2252 a register. Assert that we have a register.
2253 (process_bb_node_lives): Hoist frequency calculation out of
2254 instruction walk. Convert from a forwards scan to a backwards scan.
2255 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2256 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2257 (create_allocno_live_ranges): Don't create regs_set.
2259 2008-09-04 Ian Lance Taylor <iant@google.com>
2261 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2262 or REG_LABEL_TARGET.
2263 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2264 comparing MODE with MEM.
2265 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2266 comparing with GF_PREDICT_TAKEN.
2267 (gimple_get_lhs): Change code to enum gimple_code.
2268 (gimple_set_lhs): Likewise.
2269 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2270 * omp-low.c (find_omp_clause): Change kind parameter to enum
2272 * tree-flow.h (find_omp_clause): Update declaration.
2273 * regrename.c (clear_dead_regs): Change kind parameter to enum
2275 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2277 * see.c (see_get_extension_data): Change return type to enum
2278 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2279 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2280 (see_gen_normalized_extension): Change extension_code parameter to
2282 (see_seek_pre_extension_expr): Change extension_code to enum
2284 (see_merge_one_def_extension): Likewise.
2285 (see_handle_relevant_defs): Likewise.
2286 (see_handle_relevant_uses): Likewise.
2287 (see_analyze_one_def): Likewise.
2288 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2289 GIMPLE_ASM rather than ASM_EXPR.
2290 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2291 GIMPLE_RETURN rather than RETURN_EXPR.
2292 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2293 (evaluate_stmt): Likewise.
2294 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2295 to enum vect_relevant.
2296 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2297 compare gimple codes with tree codes.
2299 2008-09-04 Paul Brook <paul@codesourcery.com>
2301 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2303 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2305 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2306 pointer check lost in the recent no-unit-at-a-time patch.
2308 2008-09-04 Jan Hubicka <jh@suse.cz>
2311 * tree-switch-conversion.c (check_final_bb): Accept only IP
2314 2008-09-04 Jan Hubicka <jh@suse.cz>
2316 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2318 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2319 using_ranges argument.
2320 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2321 (vrp_visit_cond_stmt): Update call of
2322 vrp_evaluate_conditional_warnv_with_ops
2324 2008-09-04 Jan Hubicka <jh@suse.cz>
2326 PR tree-optimization/37345
2327 PR tree-optimization/37358
2328 PR tree-optimization/37357
2329 * tree.c (build_function_type_skip_args): Build distinct type copy;
2331 (build_function_decl_skip_args): Set type of new decl not orig decl;
2332 clear DECL_VINDEX for methods turned into functions.
2334 2008-09-04 Nick Clifton <nickc@redhat.com>
2336 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2337 * configure: Regenerate.
2338 * config.in: Regenerate.
2339 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2340 alignment field, if it is supported.
2342 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2344 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2347 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2349 * config/rs6000/rs6000.c (processor_target_table): Do not
2350 enable VMX for POWER6.
2352 2008-09-03 Anton Blanchard <anton@samba.org>
2354 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2355 emit memory barrier before operation.
2357 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2360 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2361 default_elf_asm_output_external.
2363 2008-09-03 Jeff Law <law@redhat.com>
2365 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2367 2008-09-03 Richard Henderson <rth@redhat.com>
2369 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2370 memory barrier to below the test-and-set.
2371 (alpha_split_lock_test_and_set_12): Likewise.
2373 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2377 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2380 * ira-color.c (print_loop_title): Use all_allocnos.
2381 (color_pass): Ditto. Don't add border_allocnos. Check that
2382 subloop allocno in the correspdoning bitmap all_allocnos.
2384 * ira-emit.c (change_loop): Use all_allocnos.
2386 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2388 (ira_create_allocno): Set up all_allocnos bit for the created
2390 (create_cap_allocno): Remove setting mentioned_allocnos.
2391 (create_insn_allocnos): Ditto.
2392 (remove_unnecessary_allocnos): Use all_allocnos.
2393 (check_allocno_creation): Check that allocnos are in the
2394 corresponding bitmap all_allocnos.
2396 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2400 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2401 (process_regs_for_copy): Process subregs. Refine check when cost
2402 is taken into account in ira-costs.c.
2403 (process_reg_shuffles): Use REG_SUBREG_P.
2404 (add_insn_allocno_copies): Ditto. Ignore modes.
2406 * ira-color.c (conflict_allocno_vec): New.
2407 (COST_HOP_DIVISOR): New macro.
2408 (update_copy_costs_1): Use it.
2409 (update_conflict_hard_regno_costs): New function.
2410 (assign_hard_reg): Use it.
2411 (ira_color): Allocate and free conflict_allocno_vec.
2413 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2417 * ira-int.h (ira_sort_insn_chain): Remove.
2419 * ira.c (basic_block_order_nums, chain_insn_order,
2420 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2421 (ira): Don't call ira_sort_insn_chain.
2423 * reload1.c (reload): Don't call ira_sort_insn_chain.
2425 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2428 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2429 which become non throw.
2430 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2431 update_call_expr after updating the flags on the decl.
2433 2008-09-03 Jan Hubicka <jh@suse.cz>
2435 PR tree-optimization/37315
2436 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2437 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2438 (cgraph_analyze_functions): Use node->analyzed
2439 (cgraph_mark_functions_to_output): Likewise.
2440 (cgraph_expand_function): All functions can be released after
2442 (cgraph_optimize): Use gimple_has_body_p.
2443 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2444 (cgraph_decide_inlining_incrementally): Likewise.
2445 (inline_transform): Inline transform.
2446 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2448 (inlinable_function_p): Drop gimple_body check.
2449 (expand_call_inline): Use gimple_has_body_p.
2450 * gimple.c (gimple_has_body_p): New.
2451 * gimple.h (gimple_has_body_p): Add prototype.
2452 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2453 (dump_function_to_file): Use gimple_has_body_p check.
2455 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2458 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2460 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2462 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2464 From Michael Frysinger <michael.frysinger@analog.com>
2465 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2466 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2469 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2472 * doc/extend.texi: Document picoChip builtin functions.
2473 * doc/invoke.texi: Document picoChip options.
2474 * doc/contrib.texi: Add picoChip contribution.
2475 * doc/md.texi: Document picoChip constraints.
2476 * config.gcc: Add picochip-*-*.
2477 * config/picochip/: Add new port.
2479 2008-09-03 Richard Guenther <rguenther@suse.de>
2481 PR tree-optimization/37328
2482 * tree-sra.c (sra_build_assignment): Gimplify properly.
2483 (generate_copy_inout): Take the correct stmt as definition,
2484 remove bogus assert.
2486 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2488 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2491 From Michael Frysinger <michael.frysinger@analog.com>
2492 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2494 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2496 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2497 (__gthread_setspecific): Revert 2008-08-31 change to
2498 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2500 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2502 * diagnostic.c (error_at): New.
2503 * toplev.h (error_at): New prototype.
2504 * c-typeck.c (build_array_ref): Call error_at instead of error.
2505 Pass location to pedwarn.
2507 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2509 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2511 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2513 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2514 VAR_DECL and CONST_DECL.
2516 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2517 Jakub Jelinek <jakub@redhat.com>
2519 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2520 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2521 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2522 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2523 Don't set ix86_save_varrargs_registers.
2524 (ix86_setup_incoming_varargs): Assume cum != NULL.
2525 (ix86_va_start): Check ix86_varargs_gpr_size and
2526 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2527 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2528 from frame pointer if ix86_varargs_gpr_size == 0.
2529 (ix86_compute_frame_layout): Updated.
2530 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2531 (ix86_varargs_gpr_size): Define.
2532 (ix86_varargs_fpr_size): Likewise.
2533 (machine_function): Remove save_varrargs_registers.
2534 Add varargs_gpr_size and varargs_fpr_size.
2536 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2538 * config/alpha/alpha.c (va_list_skip_additions,
2539 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2540 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2543 PR tree-optimization/36766
2544 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2545 for already removed basic blocks.
2548 * real.c (real_maxval): Clear a lower bit to make real_maxval
2549 match get_max_float for IBM long double format.
2551 2008-09-02 Andreas Schwab <schwab@suse.de>
2553 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2554 * configure: Regenerate.
2556 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2558 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2559 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2560 checking for a non-VOID CONSTANT_P.
2562 2008-09-02 Jan Hubicka <jh@suse.cz>
2564 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2565 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2568 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2570 * expr.c (emit_group_store): Don't assert stack temp mode size.
2572 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2573 Tobias Grosser <grosser@fim.uni-passau.de>
2574 Jan Sjodin <jan.sjodin@amd.com>
2575 Harsha Jagasia <harsha.jagasia@amd.com>
2576 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2577 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2578 Adrien Eliche <aeliche@isty.uvsq.fr>
2580 Merge from graphite branch.
2583 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2584 * doc/invoke.texi (-floop-block, -floop-interchange,
2585 -floop-strip-mine): Document new flags.
2586 * tree-into-ssa.c (gimple_vec): Moved...
2587 * tree-loop-distribution.c (rdg_component): Moved...
2588 * cfgloopmanip.c: Include tree-flow.h.
2589 (update_dominators_in_loop): New.
2590 (create_empty_if_region_on_edge): New.
2591 (create_empty_loop_on_edge): New.
2592 (loopify): Use update_dominators_in_loop.
2593 * tree-pass.h (pass_graphite_transforms): Declared.
2594 * configure: Regenerate.
2595 * tree-phinodes.c (make_phi_node): Export.
2596 (add_phi_node_to_bb): New, split from create_phi_node.
2597 * tree-chrec.c (for_each_scev_op): New.
2598 * tree-chrec.h (for_each_scev_op): Declared.
2599 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2600 (remove_statement): Call get_phi_with_result.
2601 * config.in (HAVE_cloog): Undef.
2602 * gdbinit.in (pgg): New.
2603 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2604 * tree-ssa-loop.c (graphite_transforms): New.
2605 (gate_graphite_transforms): New.
2606 (pass_graphite_transforms): New.
2607 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2608 HAVE_cloog): Defined.
2609 * tree-vectorizer.c (rename_variables_in_bb): Export.
2610 * tree-data-ref.c (dr_may_alias_p): Export.
2611 (stmt_simple_memref_p): New.
2612 (find_data_references_in_stmt): Export.
2613 (find_data_references_in_loop): Export.
2614 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2615 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2616 (create_rdg_vertices): Export.
2617 (build_empty_rdg): New.
2618 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2619 * tree-data-ref.h (rdg_component): ... here.
2621 (struct data_reference): Add a field scop.
2623 (find_data_references_in_loop): Declared.
2624 (find_data_references_in_stmt): Declared.
2625 (create_rdg_vertices): Declared.
2626 (dr_may_alias_p): Declared.
2627 (stmt_simple_memref_p): Declared.
2628 (struct rdg_edge): Add a field ddr_p relation.
2629 (build_empty_rdg): Declared.
2630 * lambda.h (lambda_matrix): Declare a VEC of.
2631 (find_induction_var_from_exit_cond): Declared.
2632 (lambda_vector_compare): New.
2633 * common.opt (fgraphite, floop-strip-mine,
2634 floop-interchange, floop-block): New flags.
2635 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2636 * cfgloop.c (is_loop_exit): New.
2637 * cfgloop.h (is_loop_exit): Declared.
2638 (create_empty_if_region_on_edge): Declared.
2639 (create_empty_loop_on_edge): Declared.
2640 * tree-flow.h (add_phi_node_to_bb): Declared.
2641 (make_phi_node): Declared.
2642 (rename_variables_in_bb): Declared.
2643 (perfect_loop_nest_depth): Declared.
2644 (graphite_transform_loops): Declared.
2645 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2646 (graphite.o-warn): Add -Wno-error.
2647 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2648 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2649 (INCLUDES): Add PPLINC, CLOOGINC.
2650 (OBJS-common): Add graphite.o.
2651 (graphite.o): Add rule.
2652 * gimple.h (gimple_vec): ... here.
2653 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2654 * passes.c (init_optimization_passes): Schedule
2655 pass_graphite_transforms.
2657 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2660 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2661 and -fno-toplevel-reorder after handle_options.
2663 2008-09-02 Paul Brook <paul@codesourcery.com>
2665 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2666 (arm_override_options): Set arm_tune_cortex_a9.
2667 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2668 (arm_issue_rate): Handle cortexa9.
2669 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2670 * config/arm/arm-cores.def: Add cortex-a9.
2671 * config/arm/arm-tune.md: Regenerate.
2672 * config/arm/arm.md: Include cortex-a9.md.
2673 (generic_sched, generic_vfp): Add cortexa9.
2674 * config/arm/cortex-a9.md: New file.
2676 2008-09-02 Richard Guenther <rguenther@suse.de>
2678 PR tree-optimization/37327
2679 * tree-vrp.c (register_new_assert_for): Make sure to not have
2680 TREE_OVERFLOW set on the bound.
2682 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2684 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2686 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2687 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2690 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2692 * gcc/config/spu/spu.md (divdf3): Removed.
2694 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2696 PR tree-optimization/37095
2697 * cgraph.c (cgraph_node): When creating new cgraph node after
2698 assembler_name_hash has been populated, record it in the hash
2701 2008-09-01 Paul Brook <paul@codesourcery.com>
2703 * doc/invoke.texi: Document -mword-relocations.
2704 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2705 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2706 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2707 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2708 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2709 (arm_emit_movpair): New function.
2710 (arm_print_operand <c>): Handle sybolic addresses.
2711 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2712 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2713 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2714 * config/arm/arm.opt: Add -mword-relocations.
2715 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2716 (arm_movt, arm_movw): New.
2718 2008-09-01 Paul Brook <paul@codesourcery.com>
2720 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2721 Allow Interworking on ARMv4 EABI based targets.
2722 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2723 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2725 2008-09-01 Paul Brook <paul@codesourcery.com>
2727 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2728 optimized LT0 test. Remove optimization for GT.
2730 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2732 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2733 openmp applications.
2734 * pa-hpux11.h (LIB_SPEC): Likewise.
2736 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2739 2008-09-01 Jan Hubicka <jh@suse.cz>
2741 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2742 present, use only counts; when guessed use only frequencies.
2743 (estimate_bb_frequencies): Use function_frequency.
2744 * profile.c (compute_branch_probabilities): Exit early when
2745 profile reading failed. Set profile_status.
2746 (branch_prob): Do not set profile_status.
2748 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2750 * tree.c (protected_set_expr_location): New.
2751 * tree.h (protected_set_expr_location): New prototype.
2752 * c-tree.h (build_array_ref): Add argument.
2753 (parser_build_unary_op): Same.
2754 * c-typeck.c (build_indirect_ref): Handle new location argument.
2755 (build_array_ref): Same.
2756 (parser_build_unary_op): Same.
2757 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2759 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2761 * c-common.c (finish_label_address_expr): Handle new location argument.
2762 * c-common.h (build_indirect_ref): Add argument.
2763 (finish_label_address_expr): Same.
2764 * c-parser.c (c_parser_unary_expression): Pass location to build
2766 (c_parser_postfix_expression): Same.
2768 2008-09-01 Paul Brook <paul@codesourcery.com>
2770 * config/arm/arm.md: Include cortex-r4f.md.
2771 (attr fpu): Update type list.
2772 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2773 fconstd, fcmps and fcmpd.
2774 (attr tune_cortexr4): Define.
2775 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2776 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2777 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2778 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2779 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2780 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2781 cortex_a8_vfp_farith: Ditto.
2782 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2783 * config/arm/cortex-r4.md: Use tune_cortexr4.
2784 * config/arm/cortex-r4f.md: New file.
2786 2008-09-01 Richard Guenther <rguenther@suse.de>
2788 PR tree-optimization/37305
2789 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2790 the result of constant conversions.
2791 (fold_gimple_assign): Likewise.
2793 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2795 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2796 #ifdef ENABLE_CHECKING.
2798 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2800 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2801 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2802 when !INSN_SCHEDULING.
2804 2008-09-01 Andreas Schwab <schwab@suse.de>
2806 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2808 2008-09-01 Paul Brook <paul@codesourcery.com>
2810 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2812 2008-09-01 Jan Hubicka <jh@suse.cz>
2814 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2816 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2818 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2819 * gimplify.c (gimplify_init_constructor): Add speed operand.
2820 * tree-sra.c (decide_block_copy): Likewise.
2821 * tree-inline.c (estimate_move_cost): Likewise.
2822 * config/alpha/alpha.h (MOVE_RATIO): Update.
2823 * config/frv/frv.c (MOVE_RATIO): Update.
2824 * config/spu/spu.h (MOVE_RATIO): Update.
2825 * config/sparc/sparc.h (MOVE_RATIO): Update.
2826 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2827 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2828 * config/cris/cris.h (MOVE_RATIO): Update.
2829 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2830 * config/arm/arm.h (MOVE_RATIO): Update.
2831 * config/pa/pa.md: Update uses of MOVE_RATIO
2832 * config/pa/pa.h (MOVE_RATIO): Update.
2833 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2834 CLEAR_RATIO, SET_RATIO): Update.
2835 * config/h8300/h8300.h (MOVE_RATIO): Update.
2836 * config/v850/v850.h (MOVE_RATIO): Update.
2837 * config/bfin/bfin.h (MOVE_RATIO): Update.
2839 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2840 Dmitry Melnik <dm@ispras.ru>
2841 Dmitry Zhurikhin <zhur@ispras.ru>
2842 Alexander Monakov <amonakov@ispras.ru>
2843 Maxim Kuvyrkov <maxim@codesourcery.com>
2845 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2846 sel-sched-dump.c, sel-sched-ir.c: New files.
2847 * Makefile.in (OBJS-common): Add selective scheduling object files.
2848 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2849 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2850 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2851 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2852 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2853 (make_forwarder_block): Update loop latch if we have redirected
2854 the loop latch edge.
2855 * cfgloop.c (get_loop_body_in_custom_order): New function.
2856 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2857 (CP_FALLTHRU_PREHEADERS): Likewise.
2858 (get_loop_body_in_custom_order): Declare.
2859 * cfgloopmanip.c (has_preds_from_loop): New.
2860 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2861 Assert that the preheader edge will be fall thru when it is set.
2862 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2863 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2864 fsel-sched-substitution, fselective-scheduling): New flags.
2865 * cse.c (hash_rtx_cb): New.
2867 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2868 sel_sched_insn_cnt): New counters.
2869 * final.c (compute_alignments): Export. Free dominance
2870 info after loop_optimizer_finalize.
2871 * genattr.c (main): Output maximal_insn_latency prototype.
2872 * genautomata.c (output_default_latencies): New.
2873 Factor its code from ...
2874 (output_internal_insn_latency_func): ... here.
2875 (output_internal_maximal_insn_latency_func): New.
2876 (output_maximal_insn_latency_func): New.
2877 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2878 (struct hard_reg_set_iterator): New.
2879 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2880 hard_reg_set_iter_next): New functions.
2881 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2882 * lists.c (remove_free_INSN_LIST_node,
2883 remove_free_EXPR_LIST_node): New functions.
2884 * loop-init.c (loop_optimizer_init): When
2885 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2886 calling create_preheaders.
2887 (loop_optimizer_finalize): Do not verify flow info after reload.
2888 * recog.c (validate_replace_rtx_1): New parameter simplify.
2889 Default it to true. Update all uses. Factor out simplifying
2891 (simplify_while_replacing): ... this new function.
2892 (validate_replace_rtx_part,
2893 validate_replace_rtx_part_nosimplify): New.
2894 * recog.h (validate_replace_rtx_part,
2895 validate_replace_rtx_part_nosimplify): Declare.
2896 * rtl.c (rtx_equal_p_cb): New.
2897 (rtx_equal_p): Use it.
2898 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2899 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2900 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2901 * vecprim.h: Add a vector type for unsigned int.
2902 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2903 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2904 ready_try, cycle_issued_insns, spec_info): Make global.
2905 (readyp): Initialize.
2906 (dfa_lookahead): New global variable.
2907 (old_max_uid, old_last_basic_block): Remove.
2908 (h_i_d): Make it a vector.
2909 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2911 (after_recovery, adding_bb_to_current_region_p):
2912 New variables to handle correct insertion of the recovery code.
2913 (struct ready_list): Move declaration to sched-int.h.
2914 (rgn_n_insns): Removed.
2915 (rtx_vec_t): Move to sched-int.h.
2916 (find_insn_reg_weight): Remove.
2917 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2918 (haifa_init_h_i_d, haifa_finish_h_i_d):
2919 New functions to initialize / finalize haifa instruction data.
2920 (extend_h_i_d, init_h_i_d): Rewrite.
2921 (unlink_other_notes): Move logic to add_to_note_list. Handle
2922 selective scheduler.
2923 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2924 find_fallthru_edge): Make global, remove static prototypes.
2925 (max_issue): Make global. Add privileged_n and state parameters. Use
2927 (extend_global, extend_all): Removed.
2928 (init_before_recovery): Add new param. Fix the handling of the case
2929 when we insert a recovery code before the EXIT which has a predecessor
2930 with a fallthrough edge to it.
2931 (create_recovery_block): Make global. Rename to
2932 sched_create_recovery_block. Update.
2933 (change_pattern): Rename to sched_change_pattern. Make global.
2934 (speculate_insn): Rename to sched_speculate_insn. Make global.
2935 Split haifa-specific functionality into ...
2936 (haifa_change_pattern): New static function.
2937 (sched_extend_bb): New static function.
2938 (sched_init_bbs): New function.
2939 (current_sched_info): Change type to struct haifa_sched_info.
2940 (insn_cost): Adjust for selective scheduling.
2941 (dep_cost_1): New function. Move logic from ...
2942 (dep_cost): ... here.
2943 (dep_cost): Use dep_cost_1.
2944 (contributes_to_priority_p): Use sched_deps_info instead of
2946 (priority): Adjust to work with selective scheduling. Process the
2947 corner case when all dependencies don't contribute to priority.
2948 (rank_for_schedule): Use ds_weak instead of dep_weak.
2949 (advance_state): New function. Move logic from ...
2950 (advance_one_cycle): ... here.
2951 (add_to_note_list, concat_note_lists): New functions.
2952 (rm_other_notes): Make static. Adjust for selective scheduling.
2953 (remove_notes, restore_other_notes): New functions.
2954 (move_insn): Add two arguments. Update assert. Don't call
2956 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2957 Remove more_issue, max_points. Move the code to initialize
2958 max_lookahead_tries to max_issue.
2959 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2960 ready. Adjust use of move_insn. Call restore_other_notes.
2962 (sched_init, sched_finish): Move Haifa-specific initialization/
2964 (haifa_sched_init, haifa_sched_finish): ... respectively.
2966 (setup_sched_dump): New function.
2967 (haifa_init_only_bb): New static function.
2968 (haifa_speculate_insn): New static function.
2969 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2970 (extend_ready, extend_all): Remove.
2971 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2972 (create_check_block_twin, add_to_speculative_block): Use
2973 haifa_insns_init instead of extend_global. Update to use new
2974 initialization functions. Change parameter. Factor out code from
2975 create_check_block_twin to ...
2976 (sched_create_recovery_edges) ... this new function.
2977 (add_block): Remove.
2978 (sched_scan_info): New.
2979 (extend_bb): Use sched_scan_info.
2980 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2981 static functions for walking through scheduling region.
2982 (sched_luids): New vector variable to replace uid_to_luid.
2983 (luids_extend_insn): New function.
2984 (sched_max_luid): New variable.
2985 (luids_init_insn): New function.
2986 (sched_init_luids, sched_finish_luids): New functions.
2987 (insn_luid): New debug function.
2988 (sched_extend_target): New function.
2989 (haifa_init_insn): New static function.
2990 (sched_init_only_bb): New hook.
2991 (sched_split_block): New hook.
2992 (sched_split_block_1): New function.
2993 (sched_create_empty_bb): New hook.
2994 (sched_create_empty_bb_1): New function.
2995 (common_sched_info, ready): New global variables.
2996 (current_sched_info_var): Remove.
2997 (move_block_after_check): Use common_sched_info.
2998 (haifa_luid_for_non_insn): New static function.
2999 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3000 (increase_insn_priority): New.
3001 * modulo-sched.c: (issue_rate): Remove static declaration.
3002 (sms_sched_info): Change type to haifa_sched_info.
3003 (sms_sched_deps_info, sms_common_sched_info): New variables.
3004 (setup_sched_infos): New.
3005 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3006 Do not call regstat_free_calls_crossed.
3007 (sms_print_insn): Use const_rtx.
3008 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3009 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3010 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3011 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3012 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3013 current_sched_info to use it.
3014 (enum reg_pending_barrier_mode): Move to sched-int.h.
3015 (h_d_i_d): New variable. Initialize to NULL.
3016 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3018 (estimate_dep_weak): Remove static declaration.
3019 (sched_has_condition_p): New function. Adjust users of
3020 sched_get_condition to use it instead.
3021 (conditions_mutex_p): Add arguments indicating which conditions are
3023 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3024 argument to indicate whether returned condition is reversed. Do not
3025 generate new rtx when condition should be reversed; indicate it by
3026 setting new argument instead.
3027 (add_dependence_list_and_free): Add deps parameter.
3028 Update all users. Do not free dependence list when
3029 deps context is readonly.
3030 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3032 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3033 (remove_from_deps): New. Use the above functions.
3034 (cur_insn, can_start_lhs_rhs_p): New static variables.
3035 (add_or_update_back_dep_1): Initialize present_dep_type.
3036 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3037 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3038 haifa_note_dep): New functions implementing dependence hooks for
3039 the Haifa scheduler.
3040 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3041 note_dep): New functions.
3042 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3044 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3045 (free_deps): Initialize deps->reg_last.
3046 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3047 sched_analyze_insn): Update to use dependency hooks infrastructure
3048 and readonly contexts.
3049 (deps_analyze_insn): New function. Move part of logic from ...
3050 (sched_analyze): ... here. Also move some logic to ...
3051 (deps_start_bb): ... here. New function.
3052 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3054 (sched_deps_init): New function. Move code from ...
3055 (init_dependency_caches): ... here. Remove.
3056 (init_deps_data_vector): New.
3057 (sched_deps_finish): New function. Move code from ...
3058 (free_dependency_caches): ... here. Remove.
3059 (init_deps_global, finish_deps_global): Adjust for use with
3060 selective scheduling.
3061 (get_dep_weak): Move logic to ...
3062 (get_dep_weak_1): New function.
3063 (ds_merge): Move logic to ...
3064 (ds_merge_1): New static function.
3065 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3066 (ds_get_max_dep_weak): New function.
3067 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3068 (n_insns): Rename to rgn_n_insns.
3069 (debug_ebb_dependencies): New function.
3070 (init_ready_list): Use it.
3071 (begin_schedule_ready): Use sched_init_only_bb.
3072 (ebb_print_insn): Indicate when an insn starts a new cycle.
3073 (contributes_to_priority, compute_jump_reg_dependencies,
3074 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3075 (add_block1): Remove to ebb_add_block.
3076 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3077 (schedule_ebb): Initialize them. Use remove_notes instead of
3078 rm_other_notes. Use haifa_local_init/finish.
3079 (schedule_ebbs): Use haifa_sched_init/finish.
3080 * sched-int.h: Include vecprim.h, remove rtl.h.
3081 (struct ready_list): Delete declaration.
3082 (sched_verbose_param, enum sched_pass_id_t,
3083 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3084 (struct sched_scan_info_def): New structure.
3085 (sched_scan_info, sched_scan, sched_init_bbs,
3086 sched_init_luids, sched_finish_luids, sched_extend_target,
3087 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3088 (struct common_sched_info_def): New.
3089 (common_sched_info, haifa_common_sched_info,
3090 sched_emulate_haifa_p): Declare.
3092 (sched_luids): Declare.
3093 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3094 (sched_max_luid, insn_luid): Declare.
3095 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3096 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3097 print_insn, print_pattern, print_value, haifa_classify_insn,
3098 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3099 setup_sched_dump, sched_init, sched_finish,
3100 sel_insn_is_speculation_check): Export.
3101 (struct ready_list): Move from haifa-sched.c.
3102 (ready_try, ready, max_issue): Export.
3103 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3104 sched_init_only_bb, sched_split_block, sched_split_block_1,
3105 sched_create_empty_bb, sched_create_empty_bb_1,
3106 sched_create_recovery_block, sched_create_recovery_edges): Export.
3107 (enum reg_pending_barrier_mode): Export.
3108 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3110 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3111 print_insn field. Move add_block and fix_recovery_cfg to
3112 common_sched_info_def. Move compute_jump_reg_dependencies,
3114 (struct sched_deps_info_def): ... this new structure.
3115 (sched_deps_info): Declare.
3116 (struct spec_info_def): Remove weakness_cutoff, add
3117 data_weakness_cutoff and control_weakness_cutoff.
3118 (spec_info): Declare.
3119 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3121 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3122 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3123 (current_sched_info): Change type to struct haifa_sched_info.
3124 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3125 (h_d_i_d): New variable.
3126 (HDID): New accessor macro.
3127 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3128 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3130 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3131 (enum SCHED_FLAGS): Update for selective scheduler.
3132 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3133 (init_dependency_caches, free_dependency_caches): Delete declarations.
3134 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3135 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3136 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3137 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3138 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3140 (rm_other_notes): Delete declaration.
3141 (schedule_block): Remove one argument.
3142 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3143 ready_element, ready_lastpos, sched_extend_ready_list,
3144 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3145 concat_note_lists): Export.
3146 (struct region): Move from sched-rgn.h.
3147 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3148 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3149 BLOCK_TO_BB, CONTAINING_RGN): Export.
3150 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3151 (current_nr_blocks, current_blocks, target_bb): Likewise.
3152 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3153 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3154 sched_rgn_local_init, extend_regions,
3155 rgn_make_new_region_out_of_new_block, compute_priorities,
3156 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3157 extend_rgns, deps_join rgn_setup_common_sched_info,
3158 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3159 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3160 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3161 increase_insn_priority): Likewise.
3162 * sched-rgn.c: Include sel-sched.h.
3163 (ref_counts): New static variable. Use it ...
3164 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3165 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3166 (sched_is_disabled_for_current_region_p): Delete static declaration.
3167 (struct region): Move to sched-int.h.
3168 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3169 ebb_head): Define and initialize.
3170 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3171 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3172 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3174 (find_single_block_region): Add new argument to indicate that EBB
3175 regions should be constructed.
3176 (debug_live): Delete declaration.
3177 (current_nr_blocks, current_blocks, target_bb):
3178 Remove static qualifiers.
3179 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3181 (init_regions): Delete declaration.
3182 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3183 rgn_estimate_number_of_insns): New.
3184 (too_large): Use estimate_number_of_insns.
3185 (haifa_find_rgns): New. Move the code from ...
3186 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3187 (free_trg_info): New.
3188 (compute_trg_info): Allocate candidate tables here instead of ...
3189 (init_ready_list): ... here.
3190 (rgn_print_insn): Use const_rtx.
3191 (contributes_to_priority, extend_regions): Delete static declaration.
3192 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3193 (add_block1): Rename to rgn_add_block.
3194 (debug_rgn_dependencies): Delete static qualifier.
3195 (new_ready): Use sched_deps_info. Simplify.
3196 (rgn_common_sched_info, rgn_const_sched_deps_info,
3197 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3199 (region_sched_info): Rename to rgn_const_sched_info.
3200 (deps_join): New, extracted from ...
3201 (propagate_deps): ... here.
3202 (compute_block_dependences, debug_dependencies): Update for selective
3204 (free_rgn_deps, compute_priorities): New functions.
3205 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3206 sched_rgn_compute_dependencies): New functions.
3207 (schedule_region): Use them.
3208 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3209 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3211 (schedule_insns): Call new functions that were split out.
3212 (rgn_make_new_region_out_of_new_block): New.
3213 (get_rgn_sched_max_insns_priority): New.
3214 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3215 scheduling when appropriate.
3216 * sched-vis.c: Include insn-attr.h.
3217 (print_value, print_pattern): Make global.
3218 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3219 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3220 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3221 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3222 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3223 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3224 hooks. Initialize them to 0.
3225 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3226 * target.h (struct gcc_target): Add them. Rename gen_check field to
3228 * flags.h (sel_sched_switch_set): Declare.
3229 * opts.c (sel_sched_switch_set): New variable.
3230 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3231 pipelining is disabled from command line.
3232 (common_handle_option): Record whether selective scheduling is
3233 requested from command line.
3234 * doc/invoke.texi: Document new flags and parameters.
3235 * doc/tm.texi: Document new target hooks.
3236 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3238 (dfa_state_size): Do not declare locally.
3239 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3240 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3241 rs6000_alloc_sched_context, rs6000_set_sched_context,
3242 rs6000_free_sched_context): New functions.
3243 (struct _rs6000_sched_context): New.
3244 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3246 (rs6000_sched_finish): Do not run for selective scheduling.
3248 2008-08-31 Jan Hubicka <jh@suse.cz>
3250 * frv.c (frv_rtx_costs): Update forward declaration.
3251 * spu.c (spu_rtx_costs): Likewise.
3252 * pdp11.c: Include df.h
3253 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3254 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3255 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3256 * iq2000.c (iq2000_address_cost): Add speed argument.
3257 (iq2000_rtx_costs): Likewise.
3258 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3259 update call of mn10300_address_cost.
3260 * mcore.c: Include df.h
3261 (mcore_rtx_costs): Update prototype.
3262 * score3.c: Include df.h
3263 (score3_rtx_costs): Remove speed argument.
3264 * score7.c: Include df.h
3265 (score7_address_cost): Remove speed argument.
3266 * score-protos.h (score_address_cost): Update prototype.
3267 * score.c: Include df.h
3268 (score_rtx_costs): Update call of costs functions.
3269 * v850.c (v850_rtx_costs): Add bool argument.
3271 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3273 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3275 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3277 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3278 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3280 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3282 * mkmap-flat.awk: Add option pe_dll.
3283 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3284 * config/i386/t-cygwin (SHLIB_LC): Add.
3285 * config/i386/t-mingw32 (SHLIB_LC): Add.
3286 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3287 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3288 (LINK_SPEC): Support libgcc_s.
3289 (LIBGCC_SPEC): Support libgcc_s.
3290 (LIBGCC_SONAME): New.
3292 2008-08-31 Jan Hubicka <jh@suse.cz>
3294 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3295 mistakely had old version of patch.
3297 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3298 (ipcp_estimate_growth): New.
3299 (ipcp_insert_stage): Use ipcp_estimate_growth.
3300 * profile.c (branch_prob): When reading failed, do not consider
3303 2008-08-31 Jan Hubicka <jh@suse.cz>
3305 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3306 loop is optimized for speed.
3308 2008-08-31 Richard Guenther <rguenther@suse.de>
3311 * fold-const.c (fold_binary): Retain conversions in folding
3314 2008-08-31 Jan Hubicka <jh@suse.cz>
3316 * postreload-gcse.c (eliminate_partially_redundant_loads):
3317 Use optimize_bb_for_size_p.
3318 * predict.c (maybe_hot_frequency_p): Make inline.
3319 (maybe_hot_count_p): Break out from ...
3320 (maybe_hot_bb_p): ... this one.
3321 (maybe_hot_edge_p): Simplify.
3322 * basic-block.h (probably_cold_bb_p): Remove.
3324 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3327 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3329 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3330 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3331 Also split V4SFmode.
3332 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3335 2008-08-31 Jan Hubicka <jh@suse.cz>
3337 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3339 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3341 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3344 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3347 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3348 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3350 2008-08-31 Jan Hubicka <jh@suse.cz>
3352 * sparc.h (BRANCH_COST): Fix macro definition.
3353 * avr.c (avr_operand_rtx_cost): Add speed argument.
3354 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3356 2008-08-31 Richard Guenther <rguenther@suse.de>
3358 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3359 types instead of operands. Re-instantiate verifying of
3360 binary expression operands.
3362 2008-08-30 Jan Hubicka <jh@suse.cz>
3364 * fwprop.c (should_replace_address): Add speed attribute.
3365 (PR_OPTIMIZE_FOR_SPEED): New flag.
3366 (propagate_rtx_1): Use it.
3367 (propagate_rtx): Set it.
3368 (try_fwprop_subst): Update call of rtx_costs.
3369 (forward_propagate_and_simplify): LIkewise.
3370 * hooks.c (hook_int_rtx_bool_0): New
3371 (hook_bool_rtx_int_int_intp_false): Replace by ...
3372 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3373 * hooks.h (hook_int_rtx_bool_0): New
3374 (hook_bool_rtx_int_int_intp_false): Replace by ...
3375 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3376 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3377 (prepare_cmp_insn): UPdate call of rtx_cost.
3378 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3379 (reload_cse_simplify_operands): Update call of rtx_cost.
3380 (reload_cse_move2add): call of rtx_cost.
3381 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3382 * rtlanal.c (rtx_cost): Add speed argument.
3383 (address_cost): Add speed argument
3384 (default_address_cost): Likewise.
3385 (insn_rtx_cost): Likewise.
3386 * cfgloopanal.c (seq_cost): Add speed argument.
3387 (target_reg_cost, target_spill_cost): Turn to array.
3388 (init_set_costs): Update for speed.
3389 (estimate_reg_pressure_cost): Add speed argument.
3390 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3391 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3392 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3393 (seq_cost): Add speed argument.
3394 (computation_cost): Add speed arugment.
3395 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3396 (force_expr_to_var_cost): Update for profile info.
3397 (force_var_cost): Likewise.
3398 (split_address_cost): Likewise.
3399 (ptr_difference_cost): Likewise.
3400 (difference_cost): Likewise.
3401 (get_computation_cost_at): Likewise.
3402 (determine_iv_cost): Likewise.
3403 (ivopts_global_cost_for_size): Likewise.
3404 (rewrite_use_address): Likewise.
3405 (tree_ssa_iv_optimize_loop): Initialize speed field.
3406 * cse.c (optimize_this_for_speed_p): New static var.
3407 (notreg_cost): Update call of rtx_cost.
3408 (cse_extended_basic_block): set optimize_this_for_speed_p.
3409 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3410 (noce_try_cmove_arith): Likewise.
3411 (noce_try_sign_mask): LIkewise.
3412 * expr.c (compress_float_constant): Update rtx_cost calls.
3413 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3415 (addr_to_parts): Likewise.
3416 (create_mem_ref): Likewise.
3417 * dse.c (find_shift_sequence): Add speed argument.
3418 (replace_read): Update call.
3419 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3420 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3421 * neg_cost, shift_cost, shiftadd_cost,
3422 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3423 mul_highpart_cost): Increase dimension.
3424 (init_expmed): Initialize for both size and speed.
3425 (expand_shift): Use profile.
3426 (synth_mult): Use profile.
3427 (choose_mult_variant): Use profile.
3428 (expand_mult): Use profile.
3429 (expand_mult_highpart_optab): Use profile.
3430 (expand_mult_highpart): Use profile.
3431 (expand_smod_pow2): Use profile.
3432 (expand_divmod): Use profile.
3433 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3435 * loop-invariant.c (create_new_invariant): Use profile.
3436 (gain_for_invariant): Add speed parameter.
3437 (best_gain_for_invariant): Likewise.
3438 (find_invariants_to_move): Likewise.
3439 (move_single_loop_invariants): Set it.
3440 * target-def.h (TARGET_RTX_COSTS): Use hook.
3441 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3442 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3443 * output.h (default_address_cost): Update prototype.
3444 * combine.c (optimize_this_for_speed_p): New static var.
3445 (combine_validate_cost): Update call of rtx_cost.
3446 (combine_instructions): Set optimize_this_for_speed_p.
3447 (expand_compound_operation): Update call of rtx_cost.
3448 (make_extraction):Update call of rtx_cost.
3449 (force_to_mode):Update call of rtx_cost.
3450 (distribute_and_simplify_rtx):Update call of rtx_cost.
3451 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3452 (estimate_reg_pressure_cost): Update prototype.
3453 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3454 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3456 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3457 (alpha_rtx_costs): Update.
3458 * config/frv/frv.c (frv_rtx_costs): Update.
3459 * config/s390/s390.c (s390_rtx_costs): Update.
3460 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3461 (m32c_rtx_costs): Update.
3462 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3463 (spu_rtx_costs): Update.
3464 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3465 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3466 * config/i386/i386.c (:ix86_address_cost): Update.
3467 (ix86_rtx_costs): Update.
3468 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3469 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3470 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3471 * config/crx/crx.c (crx_address_cost): Update.
3472 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3473 * config/stormy16/stormy16.c
3474 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3475 * config/m68hc11/m68hc11.c
3476 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3477 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3478 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3480 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3482 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3483 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3484 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3485 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3486 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3487 (mcore_rtx_costs): update.
3488 * config/score/score3.c (score3_rtx_costs): Update.
3489 * config/score/score7.c (score7_rtx_costs): Update.
3490 * config/score/score3.h (score3_rtx_costs):Update.
3491 * config/score/score7.h (score7_rtx_costs): Update.
3492 * config/score/score.c (score_rtx_costs): Update.
3493 * config/arm/arm.c (arm_address_cost): Update.
3494 (arm_rtx_costs_1): Update.
3495 (arm_rtx_costs_1): Update.
3496 (arm_size_rtx_costs): Update.
3497 (arm_size_rtx_costs): Update.
3498 (arm_size_rtx_costs): Update.
3499 (arm_xscale_rtx_costs): Update.
3500 (arm_thumb_address_cost): Update.
3501 * config/pa/pa.c (hppa_address_cost): Update.
3502 * config/mips/mips.c (mips_rtx_costs): Update.
3503 * config/vax/vax.c (vax_address_cost): Update.
3504 * config/h8300/h8300.c (h8300_shift_costs): Update.
3505 (h8300_rtx_costs): Update.
3506 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3507 (v850_rtx_costs): Update.
3508 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3509 * config/bfin/bfin.c
3510 (bfin_address_cost): Update.
3511 (bfin_rtx_costs): Update.
3512 * stmt.c (lshift_cheap_p): Update.
3514 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3517 * expmed.c (extract_bit_field_1): Check the mode size to make
3518 sure the vector modes have the same size.
3520 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3522 * dojump.c (top level): Include basic-block.h to declare
3523 optimize_insn_for_speed_p
3525 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3527 * opts.h (CL_SAVE): New option class for marking options that are
3528 target specific options usable in the target attribute.
3529 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3531 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3532 can easily find the target specific options that are safe to use
3533 in the attribute or pragma.
3535 * attribs.c (decl_attributes): Change #pragma GCC option to
3536 #pragma GCC target, and attribute((option(...))) to
3537 attribute((target(...))).
3539 * doc/extend.texi (target attribute): Change from option
3540 attribute. Delete push/pop/reset.
3541 (#pragma GCC target): Change from #pragma GCC option. Delete
3543 (#pragma GCC push_options): Document new pragma.
3544 (#pragma GCC pop_options): Document new pragma.
3545 (#pragma GCC reset_options): Document new pragma.
3547 * targhooks.c (default_target_option_valid_attribute_p): Add
3548 warning about port not supporting target attributes.
3549 (default_target_option_pragma_parse): New function, warn about
3550 #pragma GCC target not being supported.
3552 * targhooks.h (default_target_option_pragma_parse): Add
3555 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3556 TI_CURRENT_OPTION_PRAGMA.
3557 (current_target_pragma): Rename from current_option_pragma.
3559 * target.h: (struct target_option): Delete booleans for changing
3560 the optimization level on hot/cold functions. Change signature of
3561 pragma_parse hook to take a second tree.
3563 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3565 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3566 that the declaration is done at global scope.
3568 * langhooks.c (add_builtin_function_common): Move most of the code
3569 from add_builtin_function here, calling the hook passed in.
3570 (add_builtin_function): Call add_builtin_function_common with
3571 standard builtin hook.
3572 (add_builtin_function_ext_scope): New function to add builtins to
3575 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3577 (add_builtin_function_ext_scope): Add declaration.
3579 * c-pragma.c (handle_pragma_target): Rename from
3580 handle_pragma_option, #pragma GCC option is now #pragma GCC
3581 target. Move warning about port not supporting target options to
3582 default pragma parse hook. Remove push/pop/reset from this
3584 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3585 (option_stack): Delete static variable.
3586 (optimize_stack): Ditto.
3587 (optons_stack): New stack of saved target and optimization
3589 (handle_pragma_push_options): New function to handle pushing both
3590 target and optimization options.
3591 (handle_pragma_pop_options): New function to handle popping both
3592 target and optimization options.
3593 (handle_pragma_reset_options): New function to handle resetting
3594 both target and optimization options to their initial state.
3595 (init_pragma): Rename handle_pragma_option to
3596 handle_pragma_target. Add support for push_options, pop_options,
3597 and reset_options pragmas.
3599 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3600 default_target_option_pragma_parse.
3601 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3602 default_target_option_valid_attribute_p.
3603 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3604 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3605 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3606 optimization level on hot/cold functions.
3608 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3609 if the caller and callee have different optimization levels.
3611 * c-common.c (handle_target_attribute): Rename from
3612 handle_option_attribute, attribute((option(...))) is now
3613 attribute((target(...))). Move warning if the port does not
3614 support target attributes to the default hook.
3615 (handle_hot_attribute): Delete code to change the optimization
3616 level of hot functions.
3617 (handle_cold_attribute): Ditto.
3619 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3620 argument that is the binary tree options to use if there are no
3621 arguments. Call ix86_valid_target_attribute_tree instead of
3622 ix86_valid_option_attribute_tree.
3623 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3624 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3625 ix86_pragma_option_parse.
3627 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3628 Rename from ix86_valid_option_attribute_tree.
3630 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3631 new builtins when the ISA changes.
3632 (ix86_valid_target_attribute_tree): Rename from
3633 ix86_valid_option_attribute_tree. Change callers. If the
3634 function specified optimization options, use those as the starting
3635 point before setting up the target attributes. If the
3636 optimization options were changed in the course of setting the
3637 target attributes, record the new optimization options.
3638 (ix86_valid_target_attribute_tree_inner_p): Rename from
3639 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3640 ix86_add_new_builtins if the ISA changed.
3641 (ix86_valid_target_attribute_p): Rename from
3642 ix86_valid_option_attribute_p. Change callers.
3643 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3644 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3645 as delayed builtin functions.
3646 (struct builtin_isa): New structure to record builtin functions
3647 that should be delayed until the ISA for that function is used.
3648 (ix86_builtins_isa): Change from int to struct to track builtin
3649 functions we want to declare at some point.
3650 (def_builtin): If the front end can delay defining the builtin
3651 functions, don't create builtins for ISAs not part of the default
3653 (def_builtin_const): Ditto.
3654 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3655 __builtin_ia32_pcmov_v2di to be different builtin functions.
3656 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3657 a structure instead of an int.
3658 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3659 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3660 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3661 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3663 * config/ia64/ia64.h
3664 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3665 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3667 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3668 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3669 (LANG_HOOKS_INITIALIZER): Add
3670 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3672 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3675 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3676 the reload address with the index register for SFmode
3677 access with a displacement.
3679 2008-08-30 Jan Hubicka <jh@suse.cz>
3681 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3682 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3683 * dojump.c (do_jump): Likewise.
3684 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3685 (note-if_info): Add BRANCH_COST.
3686 (noce_try_store_flag_constants, noce_try_addcc,
3687 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3688 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3689 find_if_case_2): Use computed branch cost.
3690 * expr.h (BRANCH_COST): Update default.
3691 * predict.c (predictable_edge_p): New function.
3692 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3693 Update BRANCH_COST call.
3694 * basic-block.h (predictable_edge_p): Declare.
3695 * config/alpha/alpha.h (BRANCH_COST): Update.
3696 * config/frv/frv.h (BRANCH_COST): Update.
3697 * config/s390/s390.h (BRANCH_COST): Update.
3698 * config/spu/spu.h (BRANCH_COST): Update.
3699 * config/sparc/sparc.h (BRANCH_COST): Update.
3700 * config/m32r/m32r.h (BRANCH_COST): Update.
3701 * config/i386/i386.h (BRANCH_COST): Update.
3702 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3704 * config/sh/sh.h (BRANCH_COST): Update.
3705 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3706 * config/avr/avr.h (BRANCH_COST): Update.
3707 * config/crx/crx.h (BRANCH_COST): Update.
3708 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3709 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3710 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3711 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3712 * config/ia64/ia64.h (BRANCH_COST): Update.
3713 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3714 * config/arc/arc.h (BRANCH_COST): Update.
3715 * config/score/score.h (BRANCH_COST): Update.
3716 * config/arm/arm.h (BRANCH_COST): Update.
3717 * config/pa/pa.h (BRANCH_COST): Update.
3718 * config/mips/mips.h (BRANCH_COST): Update.
3719 * config/vax/vax.h (BRANCH_COST): Update.
3720 * config/h8300/h8300.h (BRANCH_COST): Update.
3721 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3722 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3723 * doc/tm.texi (BRANCH_COST): Update.
3725 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3728 * config/arm/arm.c (arm_optimization_options): Set
3729 flag_section_anchors to 2 instead of 1 to distinguish it from
3730 -fsection-anchors given explicitely on the command line.
3732 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3734 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3735 final insn of a split.
3737 2008-08-30 Jan Hubicka <jh@suse.cz>
3739 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3740 optimized for speed.
3741 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3742 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3743 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3744 flag_gcse_after_reload_set): New static vars.
3745 (common_handle_option): Enable those flags for profile-use.
3746 (decode_options): Remove optimize_size flags that are handled
3747 on higher granuality.
3748 * tree-vectorizer.c (vectorize_loops): Use
3749 optimize_loop_nest_for_speed_p.
3750 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3751 * tree-predcom.c (tree_predictive_commoning): Use
3752 optimize_loop_for_speed_p.
3753 * varasm.c (assemble_start_function): Use
3754 optimize_function_for_speed_p.
3755 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3756 * predict.c (optimize_loop_for_speed_p): Fix walk.
3758 2008-08-30 Jan Hubicka <jh@suse.cz>
3760 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3762 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3763 profile presence locally.
3765 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3768 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3769 versions before 4.0.
3771 2008-08-29 Jan Hubicka <jh@suse.cz>
3773 * tree-inline.c (insert_init_stmt): Insert sequence even when
3776 2008-08-29 Jeff Law <law@redhat.com>
3778 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3779 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3780 location and class is an FP register.
3782 2008-08-29 Jan Hubicka <jh@suse.cz>
3784 * see.c (see_merge_one_def_extension): Silence used uninitialized
3786 * matrix-reorg.c (check_allocation_function): Likewise.
3787 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3789 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3792 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3793 compute new & and | in type rather than TREE_TYPE (arg0).
3795 * dwarf2out.c (fortran_common): Update comment.
3796 (gen_variable_die): Swap com_die and var_die variables in Fortran
3797 COMMON block handling code.
3799 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3801 * dwarf2out.c (gen_const_die): New function.
3802 (size_of_die, value_format, output_die): Output larger
3803 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3804 (native_encode_initializer): New function.
3805 (tree_add_const_value_attribute): Call it.
3806 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3808 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3809 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3810 TREE_THIS_VOLATILE to add_type_attribute.
3812 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3814 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3817 * dwarf2out.c (loc_by_reference): New function.
3818 (add_location_or_const_value_attribute): Use it.
3821 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3822 as DW_TAG_variable children of DW_TAG_common_block rather than
3823 DW_TAG_member children. Put DW_AT_external to individual
3824 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3826 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3827 loc_descriptor_from_tree_1.
3831 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3832 arguments to imported_module_or_decl.
3833 (debug_nothing_tree_tree): Removed.
3834 (debug_nothing_tree_tree_tree_bool): New prototype.
3835 * debug.c (do_nothing_debug_hooks): Adjust.
3836 (debug_nothing_tree_tree): Removed.
3837 (debug_nothing_tree_tree_tree_bool): New function.
3838 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3839 (gen_variable_die): Put all common vars for the
3840 same COMMON block under one DW_TAG_common_block.
3841 (declare_in_namespace): Return new context_die, for Fortran
3842 return the module DIE instead of adding extra declarations into
3844 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3845 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3846 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3848 (dwarf2out_global_decl): Don't skip Fortran global vars.
3849 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3850 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3851 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3852 DW_TAG_imported_declaration as child of previous
3853 DW_TAG_imported_module.
3854 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3855 * sdbout.c (sdb_debug_hooks): Likewise.
3856 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3858 2008-08-29 Jan Hubicka <jh@suse.cz>
3860 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3862 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3863 * ipa-cp.c (n_cloning_candidates): New static variable.
3864 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3865 (ipcp_print_all_lattices): Improve debug output.
3866 (ipcp_cloning_candidate_p): New function.
3867 (ipcp_initialize_node_lattices): Use it.
3868 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3869 (ipcp_propagate_stage): Prettier debug output.
3870 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3871 (ipcp_print_all_structures): Remove.
3872 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3873 (ipcp_insert_stage): Prettier debug output; call
3874 cgraph_remove_unreachable_nodes before propagating.
3875 (pass_ipa_cp): Schedule function removal pass.
3876 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3878 (cgraph_maybe_hot_edge_p): Move to ...
3879 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3880 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3881 (common_handle_option): Set them; enable ipa-cp when profiling.
3882 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3883 (ipa_print_all_jump_functions): Likewise.
3884 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3885 (ipa_print_node_params, ipa_print_all_params): New.
3886 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3887 ipa_print_all_param_flags): Remove.
3888 (ipa_print_node_params, ipa_print_all_params): New.
3890 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3892 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3893 change from 2008-04-03.
3894 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3896 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3899 * ira-color.c (push_allocnos_to_stack): Truncate
3900 removed_splay_allocno_vec.
3902 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3905 * ira-color (ira_fast_allocation): Don't assign hard registers to
3908 2008-08-29 Jan Hubicka <jh@suse.cz>
3911 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3912 for cold internal loops.
3914 2008-08-29 Richard Guenther <rguenther@suse.de>
3916 * tree-ssa-structalias.c (create_variable_info_for): Do not
3917 create fields for heap vars or vars with a noalias state.
3918 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3921 2008-08-29 Richard Guenther <rguenther@suse.de>
3923 * common.opt (ftree-store-ccp): Mark as preserved for
3924 backward compatibility.
3925 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3926 * tree-pass.h (pass_store_ccp): Remove.
3927 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3928 (first_vdef): Remove declaration.
3929 (get_value_loaded_by): Likewise.
3930 * tree-ssa-ccp.c (do_store_ccp): Remove.
3931 (get_default_value): Simplify as do_store_ccp is always false
3932 now. Do not initialize mem_ref.
3933 (set_value_varying): Likewise.
3934 (canonicalize_float_value): Likewise.
3935 (set_lattice_value): Likewise.
3936 (likely_value): Likewise.
3937 (surely_varying_stmt_p): Likewise.
3938 (ccp_initialize): Likewise.
3939 (ccp_lattice_meet): Likewise.
3940 (ccp_visit_phi_node): Likewise.
3941 (ccp_fold): Likewise.
3942 (evaluate_stmt): Likewise.
3943 (visit_assignment): Likewise.
3944 (ccp_visit_stmt): Likewise.
3945 (execute_ssa_ccp): Fold into ...
3946 (do_ssa_ccp): ... this.
3947 (do_ssa_store_ccp): Remove.
3948 (gate_store_ccp): Likewise.
3949 (pass_store_ccp): Likewise.
3950 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3952 * tree-ssa-propagate.c (first_vdef): Remove.
3953 (get_value_loaded_by): Likewise.
3954 (replace_vuses_in): Likewise.
3955 (substitute_and_fold): Do not call replace_vuses_in.
3956 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3958 2008-08-29 Richard Guenther <rguenther@suse.de>
3961 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3962 PARAM_NOALIAS tags with is_heapvar.
3963 * tree-ssa-operands.c (access_can_touch_variable): Offset
3964 based tests do not apply for heapvars. Fix offset test.
3966 2008-08-29 Jan Hubicka <jh@suse.cz>
3968 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3969 (-fipa-cp-clone): Enabled by default at -O3.
3970 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3971 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3973 2008-08-29 Jan Hubicka <jh@suse.cz>
3975 * tree.c (build_function_type_skip_args,
3976 build_function_decl_skip_args): New functions.
3977 * tree.h (build_function_type_skip_args,
3978 build_function_decl_skip_args): Declare.
3979 * gimple.c (giple_copy_call_skip_args): New function.
3980 (giple_copy_call_skip_args): Declare.
3982 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3983 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3984 (ipcp_node_modifiable_p): ... this one; use
3985 tree_versionable_function_p.
3986 (ipcp_create_replace_map): Improve debug output.
3987 (ipcp_need_redirect_p): Return false when not clonning.
3988 (ipcp_update_callgraph): Skip args.
3989 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3991 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3992 (save_inline_function_body): Update call of tree_function_versioning.
3993 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3994 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3996 (tree_function_versioning): Likewise.
3997 * tree-inline.h (tree_function_versioning): Update prototype.
3999 2008-08-29 Jan Hubicka <jh@suse.cz>
4001 * loop-unswitch.c (unswitch_single_loop): Use
4002 optimize_loop_for_speed_p.
4003 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4004 Use optimize_function_for_size_p.
4005 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4006 * postreload-gcse.c (eliminate_partially_redundant_load):
4007 Use optimize_bb_for_size_p.
4008 * value-prof.c (gimple_divmod_fixed_value_transform,
4009 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4010 gimple_stringops_transform): Use optimize_bb_for_size_p.
4011 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4012 * final.c (compute_alignments): Use optimize_function_for_size_p.
4013 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4014 (fold_builtin_strcpy, fold_builtin_fputs): Use
4015 optimize_function_for_size_p.
4016 * fold-const.c (tree_swap_operands_p): Use
4017 optimize_function_for_size_p.
4018 * recog.c (relax_delay_slots): Likewise.
4019 * tree-ssa-math-opts.c (replace_reciprocal):
4020 Use optimize_bb_for_speed_p.
4021 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4022 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4023 optimize_function_for_size_p.
4024 (cgraph_decide_inlining_of_small_function): Use
4025 optimize_function_for_size_p.
4026 * global.c (find_reg): Use optimize_function_for_size_p.
4027 * opts.c (decode_options): Do not clear flag_tree_ch,
4028 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4029 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4030 work it out from profile.
4031 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4032 optimize_loop_for_speed_p.
4033 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4035 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4036 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4037 * tree-eh.c (decide_copy_try_finally): Use
4038 optimize_function_for_size_p.
4039 * local-alloc.c (block_alloc): Pass BB pointer.
4040 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4041 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4042 * loop-unroll.c (decide_unrolling_and_peeling):
4043 Use optimize_loop_for_size_p.
4044 (decide_peel_completely): Likewise.
4045 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4046 optimize_loop_for_size_p.
4047 (vect_enhance_data_refs_alignment): Likewise.
4048 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4049 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4051 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4052 (try_crossjump_bb): Use optimize_bb_for_size_p.
4053 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4054 optimize_loop_for_speed_p.
4055 * bb-reorder.c (find_traces_1_round): Likewise.
4056 (copy_bb): Use optimize_bb_for_speed_p.
4057 (duplicate_computed_gotos): Likewise.
4058 * basic-block.h (optimize_loop_nest_for_size_p,
4059 optimize_loop_nest_for_speed_p): New.
4060 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4062 2008-08-29 Tristan Gingold <gingold@adacore.com>
4064 * gcov.c (main): Call expandargv.
4066 2008-08-29 Jan Hubicka <jh@suse.cz>
4068 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4070 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4072 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4073 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4075 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4077 2008-08-29 Jan Hubicka <jh@suse.cz>
4079 * tree-pass.h (pass_strip_predict_hints): Declare.
4080 * predict.c (strip_builtin_expect): Rename to ...
4081 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4082 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4083 (tree_estimate_probability): Do not strip builtin_expect.
4084 (pass_strip_predict_hints): New pass.
4085 * tree-inline.c (expand_call_inline): When inlining cold function,
4086 predict it as unlikely.
4087 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4089 2008-08-29 Richard Guenther <rguenther@suse.de>
4091 PR tree-optimization/37207
4092 * tree-vrp.c (extract_range_from_binary_expr): Also try
4093 to constant fold if only one of the operands is a constant.
4095 2008-08-29 Nick Clifton <nickc@redhat.com>
4097 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4098 the same way as SYMBOL_REFs.
4100 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4102 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4104 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4106 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4107 * config/mips/mips.md (branch_likely): Remove const. Fix
4109 (define_delay for type "branch"): Change to only apply for branch
4110 with likely variant.
4111 (define_delay for type "branch" and "branch_likely" no). New delay
4113 (equality_op): New code iterator.
4114 (bbv, bbinv): New code attributes.
4115 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4118 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4119 Andrew Pinski <pinskia@gcc.gnu.org>
4122 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4124 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4126 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4127 rule that a symbolic constant must be defined and >= 0 for the
4128 corresponding facility to be present at compile-time.
4129 * gthr-posix.c: Likewise.
4131 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4133 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4134 * config/mips/mips.md (D): New mode attribute.
4135 (mulsi3, muldi3): Merge it into ...
4136 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4137 (muldi3_mul3): New pattern.
4138 (mulsi3_mult3): Rename to mulsi3_mul3.
4140 2008-08-28 Jan Hubicka <jh@suse.cz>
4142 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4144 * predict.c (always_optimize_for_size_p): Rename to ...
4145 (optimize_function_for_size): ... this one; make extern.
4146 (optimize_function_for_speed_p): New.
4147 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4148 optimize_edge_for_size_p,optimize_edge_for_size_p,
4149 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4150 * basic-block.h (optimize_function_for_size_p,
4151 optimize_function_for_speed_p): Declare.
4152 * i386.md (optimize_size checks): Replace them by appropriate
4154 (standard_80387_constant_p, ix86_compute_frame_layout,
4155 ix86_expand_epilogue, ix86_decompose_address,
4156 print_operand, emit_i387_cw_initialization,
4157 inline_memory_move_cost, ix86_pad_returns,
4158 ix86_reorg): Replace optimize_size checks.
4160 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4162 * rtl.h (simplify_subreg_regno): Declare.
4163 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4164 * simplify-rtx.c (simplify_subreg): ...here.
4165 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4166 subreg_offset_representable_p.
4168 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4171 * c-typeck.c (convert_for_assignment): Give a note describing what
4172 was passed and what was expected.
4174 2008-08-28 Joey Ye <joey.ye@intel.com>
4176 * doc/extend.texi: Document AVX built-in functions.
4177 * doc/invoke.texi: Document -mavx.
4179 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4180 Joey Ye <joey.ye@intel.com>
4181 Xuepeng Guo <xuepeng.guo@intel.com>
4183 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4185 * config/i386/cpuid.h (bit_FMA): New.
4186 (bit_XSAVE): Likewise.
4187 (bit_OSXSAVE): Likewise.
4188 (bit_AVX): Likewise.
4190 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4191 define. Use ASM_OUTPUT_AVX_PREFIX.
4193 * config/i386/gmmintrin.h: New.
4195 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4196 (OPTION_MASK_ISA_AVX_SET): New.
4197 (OPTION_MASK_ISA_FMA_SET): Likewise.
4198 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4199 (OPTION_MASK_ISA_FMA_SET): Likewise.
4200 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4201 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4202 (pta_flags): Add PTA_AVX and PTA_FMA.
4203 (override_options): Handle PTA_AVX and PTA_FMA.
4204 (init_cumulative_args): Handle warn_avx.
4205 (classify_argument): Return 0 for COImode and OImode. Return
4206 1 and X86_64_AVX_CLASS for 256bit vector types.
4207 (examine_argument): Handle X86_64_AVX_CLASS.
4208 (construct_container): Likewise.
4209 (function_arg_advance_32): Pass OImode and 256bit vector types
4211 (function_arg_advance_64): Take a new argument to indicate if a
4212 parameter is named. Handle 256bit vector types. Return
4213 immediately for unnamed 256bit vector mode parameters.
4214 (function_arg_advance): Updated.
4215 (function_arg_32): Add comments for TImode. Handle OImode
4216 and 256bit vector types.
4217 (function_arg_64): Take a new argument to indicate if a
4218 parameter is named. Handle 256bit vector types. Return NULL
4219 for unnamed 256bit vector mode parameters.
4220 (function_arg): Updated.
4221 (setup_incoming_varargs_64): Support
4222 AVX encoding for *sse_prologue_save_insn.
4223 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4224 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4225 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4226 enabled, otherwise return -3.
4227 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4229 (print_reg): Support AVX registers. Handle 'x' and 't'.
4230 Handle 'd' to duplicate the operand.
4231 (print_operand): Likewise. Also support AVX vector compare
4233 (output_387_binary_op): Support AVX.
4234 (output_fp_compare): Likewise.
4235 (ix86_expand_vector_move_misalign): Likewise.
4236 (ix86_attr_length_vex_default): New.
4237 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4238 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4239 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4240 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4241 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4242 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4243 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4244 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4245 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4246 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4247 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4248 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4249 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4250 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4251 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4252 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4253 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4254 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4255 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4256 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4257 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4258 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4259 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4260 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4261 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4262 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4263 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4264 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4265 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4266 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4267 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4268 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4269 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4270 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4271 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4272 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4273 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4274 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4275 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4276 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4277 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4278 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4279 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4280 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4281 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4282 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4283 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4284 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4285 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4286 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4287 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4288 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4289 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4290 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4291 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4292 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4293 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4294 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4295 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4296 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4297 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4298 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4299 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4300 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4301 and IX86_BUILTIN_MOVMSKPS256,
4302 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4303 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4304 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4305 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4306 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4307 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4308 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4309 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4310 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4311 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4312 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4313 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4314 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4315 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4316 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4317 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4318 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4319 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4320 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4321 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4322 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4323 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4324 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4325 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4326 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4327 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4328 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4329 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4330 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4331 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4332 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4333 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4334 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4335 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4336 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4337 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4338 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4339 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4340 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4341 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4342 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4343 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4344 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4345 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4346 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4347 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4348 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4349 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4350 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4351 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4352 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4353 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4354 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4355 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4356 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4357 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4358 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4359 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4361 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4362 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4363 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4364 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4365 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4366 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4367 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4368 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4369 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4370 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4371 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4372 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4373 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4374 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4375 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4376 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4377 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4378 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4379 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4380 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4381 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4382 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4383 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4384 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4385 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4386 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4387 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4388 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4389 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4390 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4391 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4392 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4393 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4394 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4395 IX86_BUILTIN_MOVMSKPS256.
4396 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4397 (ix86_expand_args_builtin): Likewise.
4398 (ix86_expand_special_args_builtin): Likewise.
4399 (ix86_hard_regno_mode_ok): Handle AVX modes.
4400 (ix86_expand_vector_init_duplicate): Likewise.
4401 (ix86_expand_vector_init_one_nonzero): Likewise.
4402 (ix86_expand_vector_init_one_var): Likewise.
4403 (ix86_expand_vector_init_concat): Likewise.
4404 (ix86_expand_vector_init_general): Likewise.
4405 (ix86_expand_vector_set): Likewise.
4406 (ix86_vector_mode_supported_p): Likewise.
4407 (x86_extended_reg_mentioned_p): Check INSN_P before using
4410 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4411 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4413 * config/i386/i386.h (TARGET_AVX): New.
4414 (TARGET_FMA): Likewise.
4415 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4416 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4417 (VALID_AVX256_REG_MODE): New.
4418 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4419 (AVX_FLOAT_MODE_P): Likewise.
4420 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4421 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4422 (AVX_VEC_FLOAT_MODE_P): Likewise.
4423 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4424 (ASM_OUTPUT_OPCODE): Likewise.
4425 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4427 (SSE_REG_MODE_P): Allow 256bit vector modes.
4428 (ix86_args): Add a warn_avx field.
4430 * config/i386/i386.md (UNSPEC_PCMP): New.
4431 (UNSPEC_VPERMIL): Likewise.
4432 (UNSPEC_VPERMIL2): Likewise.
4433 (UNSPEC_VPERMIL2F128): Likewise.
4434 (UNSPEC_MASKLOAD): Likewise.
4435 (UNSPEC_MASKSTORE): Likewise.
4436 (UNSPEC_CAST): Likewise.
4437 (UNSPEC_VTESTP): Likewise.
4438 (UNSPECV_VZEROALL): Likewise.
4439 (UNSPECV_VZEROUPPER): Likewise.
4440 (XMM0_REG): Likewise.
4441 (XMM1_REG): Likewise.
4442 (XMM2_REG): Likewise.
4443 (XMM3_REG): Likewise.
4444 (XMM4_REG): Likewise.
4445 (XMM5_REG): Likewise.
4446 (XMM6_REG): Likewise.
4447 (XMM8_REG): Likewise.
4448 (XMM9_REG): Likewise.
4449 (XMM10_REG): Likewise.
4450 (XMM11_REG): Likewise.
4451 (XMM12_REG): Likewise.
4452 (XMM13_REG): Likewise.
4453 (XMM14_REG): Likewise.
4454 (XMM15_REG): Likewise.
4456 (prefix_vex_imm8): Likewise.
4457 (prefix_vex_w): Likewise.
4458 (length_vex): Likewise.
4461 (*avx_ashlti3): Likewise.
4462 (*avx_lshrti3): Likewise.
4463 (*avx_setcc<mode>): Likewise.
4464 (*fop_<mode>_comm_mixed_avx): Likewise.
4465 (*fop_<mode>_comm_avx): Likewise.
4466 (*fop_<mode>_1_mixed_avx): Likewise.
4467 (*fop_<mode>_1_avx): Likewise.
4468 (*avx_<code><mode>3): Likewise.
4469 (*avx_ieee_smin<mode>3): Likewise.
4470 (*avx_ieee_smax<mode>3): Likewise.
4471 (mode): Add OI, V8SF and V4DF.
4472 (length): Support VEX prefix.
4473 (*cmpfp_i_mixed): Set prefix attribute.
4474 (*cmpfp_i_sse): Likewise.
4475 (*cmpfp_iu_mixed): Likewise.
4476 (*cmpfp_iu_sse): Likewise.
4477 (*movsi_1): Support AVX.
4478 (*movdi_2): Likewise.
4479 (*movdi_1_rex64): Likewise.
4480 (*movti_internal): Likewise.
4481 (*movti_rex64): Likewise.
4482 (*movsf_1): Likewise.
4483 (*movdf_nointeger): Likewise.
4484 (*movdf_integer_rex64): Likewise.
4485 (*movtf_internal): Likewise.
4486 (zero_extendsidi2_32): Likewise.
4487 (zero_extendsidi2_rex64): Likewise.
4488 (*extendsfdf2_mixed): Likewise.
4489 (*extendsfdf2_sse): Likewise.
4490 (*truncdfsf_fast_mixed): Likewise.
4491 (*truncdfsf_fast_sse): Likewise.
4492 (*truncdfsf_mixed): Likewise.
4493 (fix_trunc<mode>di_sse): Likewise.
4494 (fix_trunc<mode>si_sse): Likewise.
4495 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4496 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4497 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4498 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4499 (*rcpsf2_sse): Likewise.
4500 (*rsqrtsf2_sse): Likewise.
4501 (*sqrt<mode>2_sse): Likewise.
4502 (sse4_1_round<mode>2): Likewise.
4503 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4504 Support AVX. Set length attribute properly for AVX.
4506 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4507 (VECTOR_MODES (FLOAT, 32)): Likewise.
4508 (VECTOR_MODE (INT, DI, 8)): Likewise.
4509 (VECTOR_MODE (INT, HI, 32)): Likewise.
4510 (VECTOR_MODE (INT, QI, 64)): Likewise.
4511 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4512 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4513 (VECTOR_MODE (INT, DI, 4)): Removed.
4514 (VECTOR_MODE (INT, SI, 8)): Likewise.
4515 (VECTOR_MODE (INT, HI, 16)): Likewise.
4516 (VECTOR_MODE (INT, QI, 32)): Likewise.
4517 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4518 (INT_MODE (OI, 32)): Likewise.
4520 * config/i386/i386.opt (mavx): New.
4523 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4525 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4526 (*mov<mode>_internal_avx): New.
4527 (*movv2sf_internal_rex64_avx): Likewise.
4528 (*movv2sf_internal_avx): Likewise.
4530 * config/i386/predicates.md (const_4_to_5_operand): New.
4531 (const_6_to_7_operand): Likewise.
4532 (const_8_to_11_operand): Likewise.
4533 (const_12_to_15_operand): Likewise.
4534 (avx_comparison_float_operator): Likewise.
4536 * config/i386/sse.md (AVX256MODEI): New.
4537 (AVX256MODE): Likewise.
4538 (AVXMODEQI): Likewise.
4539 (AVXMODE): Likewise.
4540 (AVX256MODEF2P): Likewise.
4541 (AVX256MODE2P): Likewise.
4542 (AVX256MODE4P): Likewise.
4543 (AVX256MODE8P): Likewise.
4544 (AVXMODEF2P): Likewise.
4545 (AVXMODEF4P): Likewise.
4546 (AVXMODEDCVTDQ2PS): Likewise.
4547 (AVXMODEDCVTPS2DQ): Likewise.
4548 (avxvecmode): Likewise.
4549 (avxvecpsmode): Likewise.
4550 (avxhalfvecmode): Likewise.
4551 (avxscalarmode): Likewise.
4552 (avxcvtvecmode): Likewise.
4553 (avxpermvecmode): Likewise.
4554 (avxmodesuffixf2c): Likewise.
4555 (avxmodesuffixp): Likewise.
4556 (avxmodesuffixs): Likewise.
4557 (avxmodesuffix): Likewise.
4558 (vpermilbits): Likewise.
4559 (pinsrbits): Likewise.
4560 (mov<mode>): Likewise.
4561 (*mov<mode>_internal): Likewise.
4562 (push<mode>1): Likewise.
4563 (movmisalign<mode>): Likewise.
4564 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4565 (avx_movdqu<avxmodesuffix>): Likewise.
4566 (avx_lddqu<avxmodesuffix>): Likewise.
4567 (<plusminus_insn><mode>3): Likewise.
4568 (*avx_<plusminus_insn><mode>3): Likewise.
4569 (*avx_vm<plusminus_insn><mode>3): Likewise.
4570 (mul<mode>3): Likewise.
4571 (*avx_mul<mode>3): Likewise.
4572 (*avx_vmmul<mode>3): Likewise.
4573 (divv8sf3): Likewise.
4574 (divv4df3): Likewise.
4575 (avx_div<mode>3): Likewise.
4576 (*avx_div<mode>3): Likewise.
4577 (*avx_vmdiv<mode>3): Likewise.
4578 (avx_rcpv8sf2): Likewise.
4579 (*avx_vmrcpv4sf2): Likewise.
4580 (sqrtv8sf2): Likewise.
4581 (avx_sqrtv8sf2): Likewise.
4582 (*avx_vmsqrt<mode>2): Likewise.
4583 (rsqrtv8sf2): Likewise.
4584 (avx_rsqrtv8sf2): Likewise.
4585 (*avx_vmrsqrtv4sf2): Likewise.
4586 (<code><mode>3): Likewise.
4587 (*avx_<code><mode>3_finite): Likewise.
4588 (*avx_<code><mode>3): Likewise.
4589 (*avx_vm<code><mode>3): Likewise.
4590 (*avx_ieee_smin<mode>3): Likewise.
4591 (*avx_ieee_smax<mode>3): Likewise.
4592 (avx_addsubv8sf3): Likewise.
4593 (avx_addsubv4df3): Likewise.
4594 (*avx_addsubv4sf3): Likewise.
4595 (*avx_addsubv2df3): Likewise.
4596 (avx_h<plusminus_insn>v4df3): Likewise.
4597 (avx_h<plusminus_insn>v8sf3): Likewise.
4598 (*avx_h<plusminus_insn>v4sf3): Likewise.
4599 (*avx_h<plusminus_insn>v2df3): Likewise.
4600 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4601 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4602 (*avx_maskcmp<mode>3): Likewise.
4603 (avx_nand<mode>3): Likewise.
4604 (*avx_<code><mode>3): Likewise.
4605 (*avx_nand<mode>3): Likewise.
4606 (*avx_<code><mode>3): Likewise.
4607 (*avx_cvtsi2ss): Likewise.
4608 (*avx_cvtsi2ssq): Likewise.
4609 (*avx_cvtsi2sd): Likewise.
4610 (*avx_cvtsi2sdq): Likewise.
4611 (*avx_cvtsd2ss): Likewise.
4612 (avx_cvtss2sd): Likewise.
4613 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4614 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4615 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4616 (*avx_cvtsi2sd): Likewise.
4617 (*avx_cvtsi2sdq): Likewise.
4618 (avx_cvtdq2pd256): Likewise.
4619 (avx_cvtpd2dq256): Likewise.
4620 (avx_cvttpd2dq256): Likewise.
4621 (*avx_cvtsd2ss): Likewise.
4622 (*avx_cvtss2sd): Likewise.
4623 (avx_cvtpd2ps256): Likewise.
4624 (avx_cvtps2pd256): Likewise.
4625 (*avx_movhlps): Likewise.
4626 (*avx_movlhps): Likewise.
4627 (avx_unpckhps256): Likewise.
4628 (*avx_unpckhps): Likewise.
4629 (avx_unpcklps256): Likewise.
4630 (*avx_unpcklps): Likewise.
4631 (avx_movshdup256): Likewise.
4632 (avx_movsldup256): Likewise.
4633 (avx_shufps256): Likewise.
4634 (avx_shufps256_1): Likewise.
4635 (*avx_shufps_<mode>): Likewise.
4636 (*avx_loadhps): Likewise.
4637 (*avx_storelps): Likewise.
4638 (*avx_loadlps): Likewise.
4639 (*avx_movss): Likewise.
4640 (*vec_dupv4sf_avx): Likewise.
4641 (*vec_concatv2sf_avx): Likewise.
4642 (*vec_concatv4sf_avx): Likewise.
4643 (*vec_setv4sf_0_avx): Likewise.
4644 (*vec_setv4sf_avx): Likewise.
4645 (*avx_insertps): Likewise.
4646 (avx_vextractf128<mode>): Likewise.
4647 (vec_extract_lo_<mode>): Likewise.
4648 (vec_extract_hi_<mode>): Likewise.
4649 (vec_extract_lo_<mode>): Likewise.
4650 (vec_extract_hi_<mode>): Likewise.
4651 (vec_extract_lo_v16hi): Likewise.
4652 (vec_extract_hi_v16hi): Likewise.
4653 (vec_extract_lo_v32qi): Likewise.
4654 (vec_extract_hi_v32qi): Likewise.
4655 (avx_unpckhpd256): Likewise.
4656 (*avx_unpckhpd): Likewise.
4657 (avx_movddup256): Likewise.
4658 (*avx_movddup): Likewise.
4659 (avx_unpcklpd256): Likewise.
4660 (*avx_unpcklpd): Likewise.
4661 (avx_shufpd256): Likewise.
4662 (avx_shufpd256_1): Likewise.
4663 (*avx_punpckhqdq): Likewise.
4664 (*avx_punpcklqdq): Likewise.
4665 (*avx_shufpd_<mode>): Likewise.
4666 (*avx_storehpd): Likewise.
4667 (*avx_loadhpd): Likewise.
4668 (*avx_loadlpd): Likewise.
4669 (*avx_movsd): Likewise.
4670 (*vec_concatv2df_avx): Likewise.
4671 (*avx_<plusminus_insn><mode>3): Likewise.
4672 (*avx_<plusminus_insn><mode>3): Likewise.
4673 (*avx_mulv8hi3): Likewise.
4674 (*avxv8hi3_highpart): Likewise.
4675 (*avx_umulv8hi3_highpart): Likewise.
4676 (*avx_umulv2siv2di3): Likewise.
4677 (*avx_mulv2siv2di3): Likewise.
4678 (*avx_pmaddwd): Likewise.
4679 (*avx_mulv4si3): Likewise.
4680 (*avx_ashr<mode>3): Likewise.
4681 (*avx_lshr<mode>3): Likewise.
4682 (*avx_ashl<mode>3): Likewise.
4683 (*avx_<code><mode>3): Likewise.
4684 (*avx_eq<mode>3): Likewise.
4685 (*avx_gt<mode>3): Likewise.
4686 (*avx_nand<mode>3): Likewise.
4687 (*avx_nand<mode>3): Likewise.
4688 (*avx_<code><mode>3): Likewise.
4689 (*avx_<code><mode>3): Likewise.
4690 (*avx_packsswb): Likewise.
4691 (*avx_packssdw): Likewise.
4692 (*avx_packuswb): Likewise.
4693 (*avx_punpckhbw): Likewise.
4694 (*avx_punpcklbw): Likewise.
4695 (*avx_punpckhwd): Likewise.
4696 (*avx_punpcklwd): Likewise.
4697 (*avx_punpckhdq): Likewise.
4698 (*avx_punpckldq): Likewise.
4699 (*avx_pinsr<avxmodesuffixs>): Likewise.
4700 (*avx_pinsrq): Likewise.
4701 (*avx_loadld): Likewise.
4702 (*vec_extractv2di_1_rex64_avx): Likewise.
4703 (*vec_extractv2di_1_avx): Likewise.
4704 (*vec_dupv2di_avx): Likewise.
4705 (*vec_concatv2si_avx): Likewise.
4706 (*vec_concatv4si_1_avx): Likewise.
4707 (*vec_concatv2di_avx): Likewise.
4708 (*vec_concatv2di_rex64_avx): Likewise.
4709 (*avx_uavgv16qi3): Likewise.
4710 (*avx_uavgv8hi3): Likewise.
4711 (*avx_psadbw): Likewise.
4712 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4713 (*avx_phaddwv8hi3): Likewise.
4714 (*avx_phadddv4si3): Likewise.
4715 (*avx_phaddswv8hi3): Likewise.
4716 (*avx_phsubwv8hi3): Likewise.
4717 (*avx_phsubdv4si3): Likewise.
4718 (*avx_phsubswv8hi3): Likewise.
4719 (*avx_pmaddubsw128): Likewise.
4720 (*avx_pmulhrswv8hi3): Likewise.
4721 (*avx_pshufbv16qi3): Likewise.
4722 (*avx_psign<mode>3): Likewise.
4723 (*avx_palignrti): Likewise.
4724 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4725 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4726 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4727 (*avx_mpsadbw): Likewise.
4728 (*avx_packusdw): Likewise.
4729 (*avx_pblendvb): Likewise.
4730 (*avx_pblendw): Likewise.
4731 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4732 (avx_ptest256): Likewise.
4733 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4734 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4735 (*avx_aesenc): Likewise.
4736 (*avx_aesenclast): Likewise.
4737 (*avx_aesdec): Likewise.
4738 (*avx_aesdeclast): Likewise.
4739 (avx_vzeroupper): Likewise.
4740 (avx_vzeroupper_rex64): Likewise.
4741 (avx_vpermil<mode>): Likewise.
4742 (avx_vpermilvar<mode>3): Likewise.
4743 (avx_vpermil2<mode>3): Likewise.
4744 (avx_vperm2f128<mode>3): Likewise.
4745 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4746 (avx_vbroadcastss256): Likewise.
4747 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4748 (avx_vinsertf128<mode>): Likewise.
4749 (vec_set_lo_<mode>): Likewise.
4750 (vec_set_hi_<mode>): Likewise.
4751 (vec_set_lo_<mode>): Likewise.
4752 (vec_set_hi_<mode>): Likewise.
4753 (vec_set_lo_v16hi): Likewise.
4754 (vec_set_hi_v16hi): Likewise.
4755 (vec_set_lo_v32qi): Likewise.
4756 (vec_set_hi_v32qi): Likewise.
4757 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4758 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4759 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4760 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4761 (vec_init<mode>): Likewise.
4762 (*vec_concat<mode>_avx): Likewise.
4763 (blendbits): Support V8SF and V4DF.
4764 (sse2_movq128): Support AVX.
4765 (<sse>_movnt<mode>): Likewise.
4766 (sse2_movntv2di): Likewise.
4767 (sse_rcpv4sf2): Likewise.
4768 (sse_sqrtv4sf2): Likewise.
4769 (sse_rsqrtv4sf2): Likewise.
4770 (<sse>_comi): Likewise.
4771 (<sse>_ucomi): Likewise.
4772 (sse_cvtss2si): Likewise.
4773 (sse_cvtss2si_2): Likewise.
4774 (sse_cvtss2siq): Likewise.
4775 (sse_cvtss2siq_2): Likewise.
4776 (sse_cvttss2si): Likewise.
4777 (sse_cvttss2siq): Likewise.
4778 (sse2_cvtsd2si): Likewise.
4779 (sse2_cvtsd2si_2): Likewise.
4780 (sse2_cvtsd2siq): Likewise.
4781 (sse2_cvtsd2siq_2): Likewise.
4782 (sse2_cvttsd2si): Likewise.
4783 (sse2_cvttsd2siq): Likewise.
4784 (sse2_cvtdq2pd): Likewise.
4785 (*sse2_cvtpd2dq): Likewise.
4786 (*sse2_cvttpd2dq): Likewise.
4787 (*sse2_cvtpd2ps): Likewise.
4788 (sse2_cvtps2pd): Likewise.
4789 (sse3_movshdup): Likewise.
4790 (sse3_movsldup): Likewise.
4791 (sse_storehps): Likewise.
4792 (*sse4_1_extractps): Likewise.
4793 (sse2_storelpd): Likewise.
4794 (vec_dupv2df_sse3): Likewise.
4795 (*vec_concatv2df_sse3): Likewise.
4796 (*sse4_1_pextrb): Likewise.
4797 (*sse4_1_pextrb_memory): Likewise.
4798 (*sse2_pextrw): Likewise.
4799 (*sse4_1_pextrw_memory): Likewise.
4800 (*sse4_1_pextrd): Likewise.
4801 (*sse4_1_pextrq): Likewise.
4802 (sse2_pshufd_1): Likewise.
4803 (sse2_pshuflw_1): Likewise.
4804 (sse2_pshufhw_1): Likewise.
4805 (*sse2_storeq_rex64): Likewise.
4806 (*vec_dupv4si): Likewise.
4807 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4808 (sse2_pmovmskb): Likewise.
4809 (*sse2_maskmovdqu): Likewise.
4810 (*sse2_maskmovdqu_rex64): Likewise.
4811 (sse_ldmxcsr): Likewise.
4812 (sse_stmxcsr): Likewise.
4813 (abs<mode>2): Likewise.
4814 (sse4_1_movntdqa): Likewise.
4815 (sse4_1_phminposuw): Likewise.
4816 (sse4_1_extendv8qiv8hi2): Likewise.
4817 (*sse4_1_extendv8qiv8hi2): Likewise.
4818 (sse4_1_extendv4qiv4si2): Likewise.
4819 (*sse4_1_extendv4qiv4si2): Likewise.
4820 (sse4_1_extendv2qiv2di2): Likewise.
4821 (*sse4_1_extendv2qiv2di2): Likewise.
4822 (sse4_1_extendv4hiv4si2): Likewise.
4823 (*sse4_1_extendv4hiv4si2): Likewise.
4824 (sse4_1_extendv2hiv2di2): Likewise.
4825 (*sse4_1_extendv2hiv2di2): Likewise.
4826 (sse4_1_extendv2siv2di2): Likewise.
4827 (*sse4_1_extendv2siv2di2): Likewise.
4828 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4829 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4830 (sse4_1_zero_extendv4qiv4si2): Likewise.
4831 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4832 (sse4_1_zero_extendv2qiv2di2): Likewise.
4833 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4834 (sse4_1_zero_extendv4hiv4si2): Likewise.
4835 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4836 (sse4_1_zero_extendv2hiv2di2): Likewise.
4837 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4838 (sse4_1_zero_extendv2siv2di2): Likewise.
4839 (*sse4_1_zero_extendv2siv2di2): Likewise.
4840 (sse4_1_ptest): Likewise.
4841 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4842 (sse4_2_pcmpestri): Likewise.
4843 (sse4_2_pcmpestrm): Likewise.
4844 (sse4_2_pcmpistri): Likewise.
4845 (sse4_2_pcmpistrm): Likewise.
4847 (aeskeygenassist): Likewise.
4849 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4851 * config/i386/predicates.md (vzeroall_operation): New.
4853 * config/i386/sse.md (avx_vzeroall): New.
4854 (*avx_vzeroall): Likewise.
4856 2008-08-28 Paul Brook <paul@codesourcery.com>
4857 Mark Shinwell <shinwell@codesourcery.com>
4858 Richard Earnshaw <richard.earnshaw@arm.com>
4860 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4861 (TARGET_MIN_ANCHOR_OFFSET): New.
4862 (arm_override_options): Set correct anchor ranges for Thumb-1
4863 and Thumb-2 if required.
4864 (legitimize_pic_address): Handle case involving a TLS symbol
4865 reference with an addend.
4866 (arm_optimization_options): Enable section anchors at -O1 and
4868 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4869 * config/arm/arm-protos.h (arm_optimization_options): New.
4871 2008-08-28 Nick Clifton <nickc@redhat.com>
4873 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4874 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4877 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4878 * config/v850/v850.md (return): Remove frame size restriction.
4880 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4882 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4884 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4886 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4888 2008-08-28 Paul Brook <paul@codesourcery.com>
4890 * config/arm/vfp11.md: Update license notice.
4891 * config/arm/cortex-r4.md: Ditto.
4893 2008-08-28 Richard Guenther <rguenther@suse.de>
4895 PR tree-optimization/37207
4896 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4899 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4902 * tree.c (int_fits_type_p): Don't forget unsigned integers
4903 of type sizetype which higher end word equals -1.
4905 2008-08-28 Ira Rosen <irar@il.ibm.com>
4907 * target.h (struct vectorize): Add new target builtin.
4908 * tree-vectorizer.c (destroy_loop_vec_info): Call
4909 vect_free_slp_instance instead of vect_free_slp_node.
4910 * tree-vectorizer.h (enum slp_load_perm_type): New.
4911 (struct _slp_instance): Add new fields.
4912 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4913 (SLP_INSTANCE_LOADS): New.
4914 (vect_free_slp_tree): Remove.
4915 (vect_free_slp_instance): Declare.
4916 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4917 (vectorizable_load): Add argument.
4918 (vect_transform_slp_perm_load): New.
4919 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4921 (vect_get_place_in_interleaving_chain): New function.
4922 (vect_free_slp_tree): Make static.
4923 (vect_free_slp_instance): New function.
4924 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4925 collect the load location in the interleaving chain.
4926 (vect_supported_slp_permutation_p): New function.
4927 (vect_supported_load_permutation_p): Likewise.
4928 (vect_analyze_slp_instance): In case of loads permutation, call
4929 vect_supported_load_permutation_p to check that the permutation is
4931 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4932 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4933 (vect_create_mask_and_perm): New function.
4934 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4935 (vectorizable_load): Add an argument. Don't keep the created vectors
4936 statements in the node if permutation is required. Call
4937 vect_transform_slp_perm_load to generate the permutation.
4938 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4939 additional argument.
4940 (vect_schedule_slp_instance): In case of loads permutation, allocate
4941 vectorized statements structure for all the related SLP nodes. Call
4942 vect_transform_stmt with addditional argument.
4943 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4944 * config/spu/spu.c (spu_builtin_vec_perm): New.
4945 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4946 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4947 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4948 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4950 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4952 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4953 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4954 __gthread_cond_signal, __gthread_cond_timedwait,
4955 __gthread_cond_timedwait_recursive): New functions.
4956 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4958 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4961 2008-08-28 Richard Guenther <rguenther@suse.de>
4964 * fold-const.c (maybe_canonicalize_comparison_1): Require
4965 undefined overflow only for canonicalizing A +- CST cmp CST.
4966 Make sure to not generate new constants that are not inside
4967 their TYPE_MIN/MAX_VALUE range.
4968 (maybe_canonicalize_comparison): Remove undefined overflow
4970 (fold_binary): Remove now duplicate folding.
4972 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4974 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4975 use not updated in the last change.
4977 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4979 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4980 (IRA_COVER_CLASSES): Add FPUL_REGS.
4982 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4985 * c-common.c (conversion_warning): Check for null operands.
4987 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4990 * c-decl.c (check_for_loop_decls): Improve error message. Give
4993 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4996 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4997 (convert_for_assignment): Pass corrent OPT_W* parameter to
4998 WARN_FOR_ASSIGNMENT.
5000 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5003 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5005 2008-08-27 Paul Brook <paul@codesourcery.com>
5007 * config.gcc: Loosen checks for arm uclinux eabi targets.
5009 2008-08-27 Paul Brook <paul@codesourcery.com>
5011 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5013 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5015 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5017 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5018 the enumerators of an ENUMERAL_TYPE.
5019 * dbxout.c (dbxout_type): Ditto.
5021 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5024 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5025 (fwprop_addr): Check that the loop_father is not the outer loop.
5027 2008-08-26 Paul Brook <paul@codesourcery.com>
5029 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5030 Remove documentation entry for fmul type.
5031 Use fmuls to annotate single-precision multiplication patterns,
5032 fmuld to annotate double-precision multiplication patterns,
5033 fmacs to annotate single-precision multiply-accumulate patterns
5034 and fmacd to annotate double-precision multiply-accumulate patterns.
5035 * config/arm/vfp11.md: Update reservations accordingly.
5036 * config/arm/arm.md: Note that certain values of the "type"
5037 attribute are documented in vfp.md.
5038 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5039 (v10_cvt): Use new fmul types.
5041 2008-08-26 Paul Brook <paul@codesourcery.com>
5043 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5044 * config/arm/vfp11.md: ...here. New.
5045 * config/arm/arm.md: Include vfp11.md.
5047 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5049 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5050 parameter to inform call.
5052 2008-08-26 Jeff Law <law@redhat.com>
5054 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5055 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5056 preferred class when copying a constant into a partial word register.
5058 2008-08-26 Ben Elliston <bje@au.ibm.com>
5060 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5061 * cp/typeck.c: Likewise.
5062 * cp/tree.c: Likewise.
5063 * gimple-low.c: Likewise.
5066 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5068 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5069 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5071 * doc/passes.texi: Describe IRA.
5073 * doc/tm.texi (IRA_COVER_CLASSES,
5074 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5076 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5077 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5078 -fira-propagate-cost, -fno-ira-share-save-slots,
5079 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5081 * flags.h (ira_algorithm): New enumeration.
5082 (flag_ira_algorithm, flag_ira_verbose): New external variable
5085 * postreload.c (gate_handle_postreload): Don't do post reload
5086 optimizations unless the reload is completed.
5088 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5091 * tree-pass.h (pass_ira): New external variable declaration.
5093 * reload.h: Add 2008 to the Copyright.
5095 * cfgloopanal.c: Include params.h.
5096 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5099 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5101 * toplev.c (ira.h): New include.
5102 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5103 (backend_init_target): Call ira_init.
5104 (backend_init): Call ira_init_once.
5105 (finalize): Call finish_ira_once.
5107 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5108 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5111 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5112 may_move_out_cost): New external variable declarations.
5113 (move_table): New typedef.
5115 * caller-save.c: Include headers output.h and ira.h.
5116 (no_caller_save_reg_set): New global variable.
5117 (save_slots_num, save_slots): New variables.
5118 (reg_save_code, reg_restore_code, add_stored_regs): Add
5120 (init_caller_save): Set up no_caller_save_reg_set.
5121 (init_save_areas): Reset save_slots_num.
5122 (saved_hard_reg): New structure.
5123 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5124 (initiate_saved_hard_regs, new_saved_hard_reg,
5125 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5127 (setup_save_areas): Add code for sharing stack slots.
5128 (all_blocks): New variable.
5129 (save_call_clobbered_regs): Process pseudo-register too.
5130 (mark_set_regs): Process pseudo-register too.
5131 (insert_one_insn): Put the insn after bb note in a empty basic
5132 block. Add insn check.
5134 * global.c (eliminable_regset): Make it external.
5135 (mark_elimination): Use DF_LR_IN for IRA.
5136 (pseudo_for_reload_consideration_p): New.
5137 (build_insn_chain): Make it external. Don't ignore spilled
5138 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5139 (gate_handle_global_alloc): New function.
5140 (pass_global_alloc): Add the gate function.
5142 * opts.c (decode_options): Set up flag_ira. Print the warning for
5144 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5146 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5148 * regmove.c (regmove_optimize): Don't do replacement of output for
5151 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5152 New external variable declarations.
5154 * local-alloc.c (update_equiv_regs): Make it external. Return
5155 true if jump label rebuilding should be done. Rescan new_insn for
5157 (gate_handle_local_alloc): New function.
5158 (pass_local_alloc): Add the gate function.
5160 * alias.c (value_addr_p, stack_addr_p): New functions.
5161 (nonoverlapping_memrefs_p): Use them for IRA.
5163 * common.opt (fira, fira-algorithm, fira-coalesce,
5164 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5165 fira-verbose): New options.
5167 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5168 move_cost, may_move_in_cost, may_move_out_cost): Make the
5170 (move_table): Remove typedef.
5171 (init_move_cost): Make it external.
5172 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5175 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5176 setup_reg_classes): New function prototypes.
5177 (eliminable_regset): New external variable declaration.
5178 (build_insn_chain, update_equiv_regs): New function prototypes.
5180 * Makefile.in (IRA_INT_H): New definition.
5181 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5182 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5183 (reload1.o, toplev.o): Add dependence on ira.h.
5184 (cfgloopanal.o): Add PARAMS_H.
5185 (caller-save.o): Add dependence on output.h and ira.h.
5186 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5187 ira-emit.o, ira-lives.o): New entries.
5189 * passes.c (pass_ira): New pass.
5191 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5193 * reload1.c (ira.h): Include the header.
5194 (changed_allocation_pseudos): New bitmap.
5195 (init_reload): Initiate the bitmap.
5196 (compute_use_by_pseudos): Permits spilled registers in FROM.
5197 (temp_pseudo_reg_arr): New variable.
5198 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5199 IRA. Call alter_reg with the additional parameter. Don't clear
5200 spilled_pseudos for IRA. Restore original insn chain for IRA.
5201 Clear changed_allocation_pseudos at the end of reload.
5202 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5203 (hard_regno_to_pseudo_regno): New variable.
5204 (count_pseudo): Check spilled pseudos. Set up
5205 hard_regno_to_pseudo_regno.
5206 (count_spilled_pseudo): Check spilled pseudos. Update
5207 hard_regno_to_pseudo_regno.
5208 (find_reg): Use better_spill_reload_regno_p. Check
5209 hard_regno_to_pseudo_regno.
5210 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5212 (eliminate_regs_1): Use additional parameter for alter_reg.
5213 (finish_spills): Set up pseudo_previous_regs only for spilled
5214 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5215 more arguments. Don't clear live_throughout and dead_or_set for
5216 spilled pseudos. Use additional parameter for alter_reg. Call
5217 mark_allocation_change. Set up changed_allocation_pseudos.
5218 Remove sanity check.
5219 (emit_input_reload_insns, delete_output_reload): Use additional
5220 parameter for alter_reg. Call mark_allocation_change.
5221 (substitute, gen_reload_chain_without_interm_reg_p): New
5223 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5225 * testsuite/gcc.dg/20080410-1.c: New file.
5227 * config/s390/s390.h (IRA_COVER_CLASSES,
5228 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5230 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5232 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5234 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5236 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5238 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5240 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5242 2008-08-24 Jeff Law <law@redhat.com>
5243 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5244 when ignoring unavailable registers.
5246 2008-08-24 Jeff Law <law@redhat.com>
5247 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5248 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5249 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5250 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5252 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5253 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5255 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5256 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5257 * reload1.c (find_reg): Process registers in register allocation order.
5259 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5260 * toplev.c (backend_init_target): Move ira_init call from
5262 (lang_dependent_init_target): ...to here.
5264 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5265 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5266 calculate memory move costs for NO_REGS.
5268 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5269 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5270 STACK_REGS is defined.
5272 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5273 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5275 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5276 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5278 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5279 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5280 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5283 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5284 Dorit Nuzman <dorit@il.ibm.com>
5286 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5287 vec_extract_evenv4sf, vec_extract_evenv8hi,
5288 vec_extract_evenv16qi, vec_extract_oddv4si,
5289 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5290 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5291 vec_interleave_highv4si, vec_interleave_lowv4si,
5292 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5293 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5294 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5296 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5299 * config/rs6000/rs6000.c (optimization_options): Don't default to
5300 section anchors without toplevel reorder.
5302 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5304 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5305 (mfc_end_critical_section): Likewise.
5307 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5309 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5310 all type qualifiers from element type to vector type.
5312 2008-08-25 David Daney <ddaney@avtrex.com>
5314 * config/mips/mips.md (immediate_insn): Move up in file, fix
5315 comment typo, reformat.
5316 (fetchop_bit, atomic_hiqi_op memory_barrier,
5317 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5318 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5319 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5320 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5321 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5322 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5323 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5324 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5325 sync_old_nand<mode>, sync_new_nand<mode>,
5326 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5327 test_and_set_12): Moved to sync.md.
5329 * config/mips/sync.md: New file.
5331 2008-08-25 Richard Henderson <rth@redhat.com>
5333 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5334 (regsave): Likewise.
5335 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5336 (output_cfi_directive): Likewise.
5337 (div_data_align): New.
5338 (output_cfi): Use it.
5340 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5342 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5343 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5344 (TARGET_OCTEON): New macro.
5345 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5346 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5347 (ISA_HAS_POP): New macro.
5348 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5350 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5352 * config/mips/mips.md (cpu): Add octeon.
5353 (type): Add pop attribute value.
5354 (popcount<mode>2): New pattern.
5355 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5357 2008-08-24 Jan Hubicka <jh@suse.cz>
5359 * doc/invoke.texi (-fipa-cp-clone): New option.
5360 (-fipa-cp): Update docs.
5361 (--param ipcp-unit-growth):New.
5362 * ipa-cp.c: Include fibheap.h, params.h
5363 (ipcp_initialize_node_lattices): When not cloning, all externally
5364 visible functions are bottom.
5365 (ipcp_need_redirect_p): Accept clones.
5366 (ipcp_insert_stage): Use cost driven heuristics.
5367 (max_count, dead_nodes): New static vars.
5368 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5369 ipcp_const_param_count): New functions.
5370 * common.opt (ipa-cp-clone): New command line option.
5371 * params.def (ipcp-unit-growth): New.
5373 2008-08-24 Jan Hubicka <jh@suse.cz>
5375 * tree-inline.c (tree_function_versioning): Look harder
5376 for referenced vars.
5378 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5380 PR tree-optimization/37185
5381 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5383 2008-08-23 Jan Hubicka <jh@suse.cz>
5385 * ipa-cp.c (ipcp_analyze_node): New function.
5386 (ipcp_update_cloned_node): Use it.
5387 (ipcp_init_stage): Likewise.
5388 * ipa-inline.c (function_insertion_hook_holder): New static var.
5389 (analyze_function): Break out from ....
5390 (inline_generate_summary): Here; register insertion hook.
5391 (cgraph_decide_inlining): Remove hook.
5392 (add_new_function): New function.
5394 2008-08-23 Jan Hubicka <jh@suse.cz>
5396 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5398 2008-08-23 Jan Hubicka <jh@suse.cz>
5400 * ipa-cp.c (constant_val_insert): Remove.
5401 (ipcp_propagate_one_const): Remove.
5402 (ipcp_create_replace_map): Always insert replacements to the map.
5403 (ipcp_insert_stage): Do not try to insert statements by hand.
5404 * tree-inline.c (insert_init_stmt): Break out from ...
5405 (setup_one_parameter): ... here; allow NULL BB pointer.
5406 (tree_function_versioning): Use setup_one_parameter to process
5409 2008-08-23 Jan Hubicka <jh@suse.cz>
5411 * tree.c (decl_address_ip_invariant_p): New function.
5412 * tree.h (decl_address_ip_invariant_p): Declare.
5413 * gimple.c (strip_invariant_refs): Break out from ...
5414 (is_gimple_invariant_address): ... here
5415 (is_gimple_ip_invariant_address): New function.
5416 (is_gimple_ip_invariant): New function.
5417 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5420 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5421 (ipcp_lat_is_insertable): All constants are insertable.
5422 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5423 IPA_CONST_VALUE_REF.
5424 (ipcp_initialize_node_lattices): Propagate all types of operands.
5425 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5426 (ipcp_create_replace_map): Reformat.
5427 (ipcp_need_redirect_p): Simplify.
5428 (ipcp_insert_stage): Check that argument is used before clonning.
5429 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5431 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5432 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5433 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5434 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5435 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5436 * tree-inline.c (tree_function_versioning): Add variables referenced
5439 2008-08-23 Jan Hubicka <jh@suse.cz>
5442 * i386.c (standard_80387_constant_p): Use optimize_size.
5444 2008-08-23 Ira Rosen <irar@il.ibm.com>
5446 PR tree-optimization/37161
5447 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5448 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5449 (vect_determine_vectorization_factor): Move the scalar type
5450 retrieval to vect_get_smallest_scalar_type.
5451 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5452 scalar type. Remove redundant computation.
5453 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5454 (vect_get_slp_defs): Take the type of RHS into account if
5455 necessary by calling vect_get_smallest_scalar_type. Call
5456 vect_get_constant_vectors with additional argument.
5458 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5461 * doc/invoke.texi (Wwrite-strings): Clarify description.
5463 2008-08-23 Ira Rosen <irar@il.ibm.com>
5465 PR tree-optimization/37174
5466 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5467 def stmt is a part of the loop before accessing its stmt_vec_info.
5469 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5472 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5473 (*swap): New insn pattern.
5474 (*ashlqi3): Rename from ashlqi3 insn pattern.
5475 (ashlqi3): New expanders.
5476 (*lshrqi3): Rename from lshrqi3 insn pattern.
5477 (lshrqi3): New expanders.
5478 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5479 lshrqi3_const5, lshrqi3_const6): New splitters.
5480 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5481 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5484 2008-08-22 Richard Guenther <rguenther@suse.de>
5486 PR tree-optimization/37078
5487 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5488 [+INF, +INF] ranges.
5490 2008-08-22 Richard Guenther <rguenther@suse.de>
5492 PR tree-optimization/37143
5493 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5494 a conversion statement instead of a copy.
5496 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5499 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5500 CCCmode, CCOmode and CCSmode destination modes.
5503 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5504 from different units in a single alternative.
5505 (*vec_extractv2sf_1): Ditto.
5506 (*vec_extractv2si_0): Ditto.
5507 (*vec_extractv2si_1): Ditto.
5508 * config/i386/sse.md (sse2_storehpd): Ditto.
5509 (sse2_storelpd): Ditto.
5510 (sse2_loadhpd): Ditto.
5511 (sse2_loadlpd): Ditto.
5514 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5515 (popcountsi2): Ditto.
5516 (clzdi2_abm): Ditto.
5517 (popcountdi2): Ditto.
5518 (clzhi2_abm): Ditto.
5519 (popcounthi2): Ditto.
5521 2008-08-22 Richard Guenther <rguenther@suse.de>
5525 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5526 if the multiplication does not overflow.
5528 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5530 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5532 2008-08-21 Richard Henderson <rth@redhat.com>
5534 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5535 spurrious comma from test.
5536 * configure: Rebuild.
5538 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5541 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5544 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5546 * c-tree.h (grokfield): New argument.
5547 * c-decl.c (grokfield): Handle new location argument.
5548 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5550 2008-08-21 Richard Guenther <rguenther@suse.de>
5552 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5554 2008-08-21 Jan Hubicka <jh@suse.cz>
5556 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5557 (cgraph_add_function_insertion_hook,
5558 cgraph_remove_function_insertion_hook,
5559 cgraph_call_function_insertion_hooks): New functions.
5560 * cgraph.h (cgraph_add_function_insertion_hook,
5561 cgraph_remove_function_insertion_hook,
5562 cgraph_call_function_insertion_hooks): Declare.
5563 * ipa-reference.c (function_insertion_hook_holder): New variable.
5564 (check_operand, look_for_address_of): When checking late, do not care
5565 about module bitmaps.
5566 (add_new_function): New function.
5567 (generate_summary): Register hooks; zero module bitmaps.
5568 (propagate): Unregister hooks.
5569 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5570 (add_new_function): New function.
5571 (generate_summary): Register hook.
5572 (propagate): Remove hook.
5574 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5576 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5577 * ipa-cp.c (ipcp_update_cloned_node): New function.
5578 (build_const_val): Handle functions correctly; bring type logic
5579 into sync with tree-inline.c
5580 (ipcp_init_stage): Take care of computing stuff needed by
5581 indirect inlining; update clones.
5582 (ipcp_generate_summary): Break out of ipcp_driver.
5583 (ipcp_driver): Do only execution and transformation.
5584 (pass_ipa_cp): Make IPA_PASS.
5585 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5587 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5588 ipcp, some info is already available.
5589 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5590 * tree-inline.c (remap_ssa_name): Unshare expression.
5592 2008-08-21 Richard Guenther <rguenther@suse.de>
5594 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5595 a PHI ask VN if it is already available.
5596 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5597 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5599 2008-08-21 Richard Guenther <rguenther@suse.de>
5602 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5603 makes sure to produce a result of the correct type.
5605 2008-08-21 Jan Hubicka <jh@suse.cz>
5606 Backport from LTO branch:
5608 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5609 Jan Hubicka <jh@suse.cz>
5612 (init_state, finish_state, set_function_state, generate_summary):
5614 (scan_stmt): Renamed from scan_function. Changed to keep state in
5615 local static vars rather than cgraph aux field.
5616 (propagate): Renamed from static_execute. Changed to keep state in
5617 local static vars rather than cgraph aux field.
5618 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5619 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5621 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5623 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5624 * ipa-reference.c (init_function_info, generate_summary,
5625 propagate): New functions.
5626 (analyze_function): Call init_function_info.
5627 (static_execute): Stripped into generate_summary and propagate.
5628 (pass_ipa_reference): Made into ipa_opt_pass.
5630 2008-08-21 Richard Guenther <rguenther@suse.de>
5632 PR tree-optimization/37181
5633 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5635 (extract_range_from_unary_expr): Likewise.
5637 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5639 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5641 * toplev.h (pedwarn_at): Likewise.
5642 * builtins.c: Update all calls to pedwarn.
5643 * c-lex.c: Likewise.
5644 * toplev.c: Likewise.
5645 * c-tree.h: Likewise.
5646 * c-decl.c: Likewise.
5647 * c-errors.c: Likewise.
5648 * c-typeck.c: Likewise.
5649 * c-common.c: Likewise.
5650 * c-parser.c: Likewise.
5652 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5655 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5656 with MODE_VECTOR_INT mode.
5658 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5661 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5662 initialized outside the current module.
5663 (warn_uninitialized_var): Ignore left-hand side when walking the
5664 trees. Ignore address expressions. Examine VUSE operands in gimple
5665 statements with a variable declaration on the right-hand side.
5667 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5670 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5672 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5675 * c-common.c (conversion_warning): Do not warn if applying bit-and
5676 operator to unsigned constant that fits in the target type.
5678 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5681 * c-common.c (conversion_warning): Do not warn for artificial
5684 2008-08-20 Richard Guenther <rguenther@suse.de>
5686 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5687 (extract_range_from_binary_expr): Fall back to constant propagation.
5688 (extract_range_from_unary_expr): Likewise.
5690 2008-08-20 Richard Guenther <rguenther@suse.de>
5692 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5693 with TREE_THIS_VOLATILE on shared nodes.
5694 (fold_stmt_r): Likewise.
5696 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5699 * c-parser.c (c_parser_attributes): For keywords use canonical
5700 spelling for attr_name.
5702 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5704 * value-prof.c (check_counter): Revert wrong call to error.
5706 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5708 * profile.c: Update calls to inform.
5709 * value-prof.c: Update calls to inform.
5711 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5713 * diagnostic.c (inform): Add an explicit location_t parameter.
5714 * toplev.h (inform): Update declaration.
5715 * builtins.c: Update all calls to inform.
5716 * c-common.c: Likewise.
5717 * c-decl.c: Likewise.
5718 * c-opts.c: Likewise.
5719 * c-pch.c: Likewise.
5720 * c-pragma.c: Likewise.
5721 * c-typeck.c: Likewise.
5722 * coverage.c: Likewise.
5724 * toplev.c: Likewise.
5725 * tree-cfg.c: Likewise.
5726 * tree-ssa.c: Likewise.
5728 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5731 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5732 V2DI mode, for SSE4.1, use movq instead of vector set if the
5733 second element is zero and inter-unit moves are OK.
5735 2008-08-20 Richard Guenther <rguenther@suse.de>
5737 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5738 properly handle conversion/copy chains after tuplification.
5740 2008-08-20 Richard Guenther <rguenther@suse.de>
5742 * passes.c (init_optimization_passes): Move the second
5743 forwprop pass before alias computation. Remove the second
5744 DCE pass. Remove the first dominator and phi copy/const
5747 2008-08-20 Nick Clifton <nickc@redhat.com>
5749 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5750 support of this feature. Do not assume that a sufficiently new
5751 assembler will support the feature regardless of the target type.
5752 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5753 * configure: Regenerate.
5755 2008-08-20 Richard Guenther <rguenther@suse.de>
5757 * tree-vrp.c (found_in_subgraph): Remove.
5758 (live): New global static.
5759 (live_on_edge): New function.
5760 (blocks_visited): Remove.
5761 (register_edge_assert_for_2): Use live_on_edge.
5762 (find_conditional_asserts): Remove code dealing with
5763 found_in_subgraph. Do not walk the CFG.
5764 (find_switch_asserts): Likewise.
5765 (find_assert_locations_1): Renamed from find_assert_locations.
5766 Move finding assert locations for conditional and switch
5767 statements first. Update live bitmap. Do not walk the CFG.
5768 (find_assert_locations): New function.
5769 (insert_range_assertions): Remove entry of CFG walk.
5770 Adjust call to find_assert_locations.
5771 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5772 that only can appear because of fake exit edges but assert we
5773 never try to insert on those.
5774 (fini_pre): Do not remove fake exit edges here...
5775 (execute_pre): ...but here, before committing edge inserts.
5777 2008-08-19 Richard Guenther <rguenther@suse.de>
5779 * passes.c (init_optimization_passes): Exchange store-ccp
5782 2008-08-19 Rafael EspÃndola <espindola@google.com>
5784 * varasm.c (weak_decls): Move earlier in the file.
5785 (assemble_external): Add weak decls to the weak_decls list.
5786 (declare_weak): Don't add decls to the weak_decls list.
5788 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5791 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5792 before (sse2_shufpd_<mode>).
5794 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5797 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5798 * tree.c (block_nonartificial_location): Likewise.
5800 2008-08-19 Richard Guenther <rguenther@suse.de>
5802 PR tree-optimization/35972
5803 PR tree-optimization/23094
5804 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5806 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5807 handle MISALIGNED_INDIRECT_REF.
5808 (get_ref_from_reference_ops): New helper.
5809 (vn_reference_lookup_pieces): Walk the use-def chain using the
5810 alias-oracle if requested.
5811 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5812 walking the use-def chain.
5813 (compute_avail): But not here.
5814 (create_component_ref_by_pieces_1): Properly handle
5815 MISALIGNED_INDIRECT_REF.
5816 (do_regular_insertion): Handle fully redundant
5817 expressions after PHI-translation also for SSA_NAME values, not
5818 only constants. Correctly use edoubleprime for that.
5820 2008-08-19 Ira Rosen <irar@il.ibm.com>
5822 * tree-vectorizer.c (supportable_widening_operation): Support
5823 multi-step conversion, return the number of steps in such conversion
5824 and the required intermediate types.
5825 (supportable_narrowing_operation): Likewise.
5826 * tree-vectorizer.h (vect_pow2): New function.
5827 (supportable_widening_operation): Change argument types.
5828 (supportable_narrowing_operation): Likewise.
5829 (vectorizable_type_promotion): Add an argument.
5830 (vectorizable_type_demotion): Likewise.
5831 * tree-vect-analyze.c (vect_analyze_operations): Call
5832 vectorizable_type_promotion and vectorizable_type_demotion with
5833 additional argument.
5834 (vect_get_and_check_slp_defs): Detect patterns.
5835 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5837 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5838 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5839 factor according to the smallest type in the loop.
5840 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5841 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5842 supportable_widening_operation with correct arguments.
5843 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5844 operands lists according to the number of vector statements in left
5845 or right node, if exists.
5846 (vect_gen_widened_results_half): Remove unused argument.
5847 (vectorizable_conversion): Call supportable_widening_operation,
5848 supportable_narrowing_operation, and vect_gen_widened_results_half
5849 with correct arguments.
5850 (vectorizable_assignment): Change documentation, support multiple
5852 (vectorizable_operation): Likewise.
5853 (vect_get_loop_based_defs): New function.
5854 (vect_create_vectorized_demotion_stmts): Likewise.
5855 (vectorizable_type_demotion): Support loop-aware SLP and general
5856 multi-step conversion. Call vect_get_loop_based_defs and
5857 vect_create_vectorized_demotion_stmts for transformation.
5858 (vect_create_vectorized_promotion_stmts): New function.
5859 (vectorizable_type_promotion): Support loop-aware SLP and general
5860 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5862 (vectorizable_store): Change documentation, support multiple
5864 (vectorizable_load): Likewise.
5865 (vect_transform_stmt): Pass SLP_NODE to
5866 vectorizable_type_promotion and vectorizable_type_demotion.
5867 (vect_schedule_slp_instance): Move here the calculation of number
5868 of vectorized statements for each node from...
5869 (vect_schedule_slp): ... here.
5870 (vect_transform_loop): Call vect_schedule_slp without the last
5873 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5876 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5877 to == in assert statement.
5878 (vectorizable_reduction): Fix typo.
5880 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5883 * value-prof.c (check_counter): Dereference pointer to overall
5884 count when printing it.
5886 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5888 * profile.h: Really add it.
5890 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5892 * mcf.c: Really add it.
5894 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5895 Vinodha Ramasamy <vinodha@google.com>
5897 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5899 * value-prof.c (check_counter): Fix the counter if
5900 flag_profile_correction is true.
5901 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5902 tree_mod_subtract_transform):
5903 Follow check_counter parameter change.
5904 * common.opt (fprofile-correction): New option.
5906 * profile.h: Likewise.
5907 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5908 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5909 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5911 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5912 flag_profile_correction is set.
5914 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5916 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5918 2008-08-18 Tomas Bily <tbily@suse.cz>
5920 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5921 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5923 * tree-data-ref.c (split_constant_offset_1): Likewise.
5924 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5925 * tree-sra.c (sra_walk_expr): Likewise.
5926 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5927 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5928 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5929 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5931 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5932 * tree-vect-transform.c (vectorizable_type_demotion)
5933 (vectorizable_type_promotion): Likewise.
5934 * tree-inline.c (expand_call_inline):
5935 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5936 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5937 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5938 * expr.c (expand_expr_real_1): Likewise.
5939 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5940 (gimple_assign_unary_useless_conversion_p): Likewise.
5941 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5942 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5943 * fold-const.c (fold_unary): Likewise.
5944 * tree.h (CONVERT_EXPR_P): Likewise.
5945 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5946 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5948 (register_edge_assert_for_2, extract_range_from_unary_expr)
5949 (register_edge_assert_for_1): Likewise.
5951 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5953 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5954 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5955 (enum real_value_const): Delete.
5956 (get_real_const): Delete.
5957 * real.c (get_real_const): Delete.
5958 (dconst_e_ptr): Define.
5959 (dconst_third_ptr): Define.
5960 (dconst_sqrt2_ptr): Define.
5961 * builtins.c: Update all callers.
5963 2008-08-18 Richard Guenther <rguenther@suse.de>
5965 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5966 statement iterator after statement removal.
5968 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5970 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5971 (detect_processor_freebsd): Likewise.
5972 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5974 2008-08-18 Richard Guenther <rguenther@suse.de>
5976 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5977 and loads have the correct types.
5979 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5982 * c-opts.c (cpp_opts): Remove static.
5983 * c-parser.c (cpp_opts): Declare it extern.
5984 (disable_extension_diagnostics): Handle cpp options.
5985 (enable_extension_diagnostics): Likewise.
5987 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5989 * diagnostics.c (permerror_at): Rename as permerror.
5990 (permerror): Delete.
5991 * toplev.h: Likewise.
5993 2008-08-18 Richard Guenther <rguenther@suse.de>
5995 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5996 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5997 Move call_cdce before build_alias. Move copyrename2,
5998 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5999 right after final inlining.
6000 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6001 (pass_build_cfg): But instead via TODO_dump_func.
6003 2008-08-18 Richard Guenther <rguenther@suse.de>
6005 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6007 (scalarize_init): If we failed to generate some initializers
6008 do not generate zeros for not instantiated members. Instead
6009 rely on the copy out.
6010 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6011 about missing flow-sensitive alias info only if we have
6014 2008-08-17 Nick Clifton <nickc@redhat.com>
6016 * doc/extend.texi (Function Attributes): Fix typo in description
6017 if hot function attribute.
6019 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6020 Richard Sandiford <rdsandiford@googlemail.com>
6022 * doc/install.texi (--with-mips-plt): Document.
6023 * doc/invoke.texi (-mplt, -mno-plt): Document.
6024 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6025 and handle ${with_mips_plt}.
6026 * config/mips/mips.opt (mplt): New option.
6027 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6028 (TARGET_ABICALLS_PIC2): Likewise.
6029 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6030 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6031 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6032 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6033 to decide whether to output ".option picX" directives.
6034 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6035 Pass -call_nonpic rather than -KPIC for -mplt.
6036 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6037 on the command line. Also remove it when -mabi=64 is used without
6039 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6040 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6041 TARGET_ABICALLS_PIC0.
6042 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6044 (mips16_build_function_stub): Only output ".option pic" directives
6045 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6046 (mips16_build_call_stub): Fix comment and remove redundant
6047 ".set at"/"set .noat" directives.
6048 (mips_function_rodata_section): Use the default behaviour for
6049 TARGET_ABSOLUTE_ABICALLS.
6050 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6051 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6052 (mips_restore_gp): Do nothing if the current function doesn't use
6054 (mips_expand_prologue): Only save $gp if the current function uses it.
6055 Use a normal move for TARGET_ABICALLS_PIC0.
6056 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6058 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6060 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6061 of function when handling GLOBAL_POINTER_REGNUM.
6063 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6066 * common.opt (-fstack-check): Do not declare the variable here.
6067 (-fstack-check=): New option variant.
6068 * doc/invoke.texi (Code Gen Options): Document it.
6069 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6070 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6071 (STACK_CHECK_STATIC_BUILTIN): New macro.
6072 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6073 * opts.c: Include expr.h.
6074 (common_handle_option) <OPT_fold_stack_check_>: New case.
6075 <OPT_fstack_check>: Likewise.
6076 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6077 consistently in the test for variable-sized types. Adjust for
6078 new behaviour of flag_stack_check.
6079 * explow.c: Include except.h.
6080 (allocate_dynamic_stack_space): Do not take into account
6081 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6082 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6083 for variable-sized parameters. Treat all parameters whose size is
6084 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6085 stack checking is enabled.
6086 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6087 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6088 if generic stack checking is enabled.
6089 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6090 * reload1.c (reload): Likewise.
6091 * stmt.c (expand_decl): Assert that all automatic variables have
6092 fixed size at this point and remove dead code.
6093 * flags.h (stack_check_type): New enumeration type.
6094 (flag_stack_check): Declare.
6095 * toplev.c (flag_stack_check): New global variable.
6096 * Makefile.in (opts.o): Add dependency on EXPR_H.
6097 (explow.o): Add dependency on except.h.
6099 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6101 * config/avr/avr.c (avr_override_options): Reduce value of
6102 PARAM_INLINE_CALL_COST.
6104 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6106 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6107 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6108 lieu of TYPE_MODE (type) throughout.
6110 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6112 * config/arm/arm.c (add_minipool_backward_ref): Check for
6113 8-byte-aligned entries in second case of forcing insertion after a
6114 particular entry. Change third case to avoid inserting
6115 non-8-byte-aligned entries before 8-byte-aligned ones.
6117 2008-08-15 Richard Guenther <rguenther@suse.de>
6119 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6120 strip components for unknown size accesses.
6122 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6124 * config/s390/2097.md New file.
6125 * config/s390/s390.md ("z10prop" attribute): Define none,
6126 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6127 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6128 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6129 possible values and apply them to insns as appropriate.
6130 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6131 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6132 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6133 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6134 ("bfp" mode attribute): Removed. Every occurence replaced
6136 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6137 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6140 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6143 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6146 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6148 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6149 additional argument. Support reduction when duplication is needed due
6150 to data-types of different sizes in the loop.
6151 (get_initial_def_for_induction): Fix printout.
6152 (vect_get_vec_def_for_stmt_copy): Support case where the
6153 vec_stmt_for_operand is a phi node.
6154 (vectorizable_reduction): Support reduction when duplication is needed
6155 due to data-types of different sizes in the loop.
6156 (vectorizable_call): Remove restriction to not vectorize in case we
6157 have data-types of different sizes in the loop.
6158 (vectorizable_conversion): Likewise.
6159 (vectorizable_operation): Likewise.
6160 (vectorizable_type_demotion): Likewise.
6161 (vectorizable_type_promotion): Likewise.
6162 (vectorizable_induction): Add restriction to not vectorize in case
6163 we have data-types of different sizes in the loop.
6165 2008-08-14 Christophe Saout <christophe@saout.de>
6166 Uros Bizjak <ubizjak@gmail.com>
6169 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6170 (*vec_concatv2di_rex64_sse4_1): Ditto.
6171 (*vec_concatv2di_rex64_sse): Ditto.
6173 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6176 * fold-const.c (fold_widened_comparison): Do not allow
6177 sign changes that change the result even if shorter type
6178 is wider than arg1_unw's type.
6180 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6182 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6183 Skip if the multilib testing specifies -march that does not
6184 agree with the one specified in the testcase.
6186 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6188 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6189 zero extend SImode values being converted to TFmode before passing
6192 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6194 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6195 __PPU__ when targeting the Cell/B.E. PPU processor.
6197 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6199 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6200 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6201 Rematerialize the static chain, if any.
6202 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6205 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6207 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6208 (new_loc_descr): Likewise.
6209 (add_loc_descr): Likewise.
6210 (size_of_loc_descr): Likewise.
6211 (size_of_locs): Likewise.
6212 (output_loc_operands): Likewise.
6213 (output_loc_sequence): Likewise.
6214 (new_reg_loc_descr): New.
6215 (build_cfa_loc): Use it.
6216 (build_cfa_aligned_loc): Likewise.
6217 (one_reg_loc_descriptor): Likewise.
6218 (based_loc_descr): Likewise.
6220 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6223 * doc/invoke.texi (Wmain): Update.
6224 * c-decl.c (start_decl): warn_main is only 0 or 1.
6225 (start_function): Likewise. Fix formatting.
6226 (finish_function): Delete redundant warning.
6227 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6228 * c-opts (c_common_handle_option): -Wall only has effect if
6229 warn_main is uninitialized. OPT_Wmain is automatically
6230 handled. -pedantic also enables Wmain.
6231 (c_common_post_options): Handle all logic for Wmain here.
6232 * c-common.c (warn_main): Delete.
6233 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6234 * c-common.h (warn_main): Delete.
6236 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6239 * expr.c (emit_group_store): Allocate stack temp with the
6240 largest alignment when copying from register to stack.
6242 2008-08-13 Richard Guenther <rguenther@suse.de>
6244 * tree.h (maybe_fold_offset_to_address): Declare.
6245 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6246 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6247 Likewise for POINTER_PLUS_EXPR.
6248 (maybe_fold_offset_to_reference): Enable disabled code.
6249 (maybe_fold_offset_to_address): New function.
6250 (fold_stmt_r): Use it.
6251 (fold_gimple_assign): Likewise.
6252 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6253 (gimplify_expr): Likewise.
6255 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6257 * toplev.h (pedwarn_at): Fix declaration.
6259 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6261 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6262 LINK_SPEC): Use %R in -Y P argument.
6264 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6267 * diagnostic.c (pedwarn_at): New.
6268 * toplev.h (pedwarn_at): Declare.
6269 * c-tree.h (build_enumerator): Update declaration.
6270 * c-decl.c (finish_enum): Update comment.
6271 (build_enumerator): Take a location parameter. Give a pedwarn but do
6272 not perform any conversion.
6273 * c-parser.c (c_parser_enum_specifier): Set correct location for
6276 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6279 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6280 expressions except for conversions to signed:1 bitfields. Handle
6281 COND_EXPR with constant operands.
6283 2008-08-13 Richard Guenther <rguenther@suse.de>
6285 PR tree-optimization/15255
6286 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6287 (struct oecount_s): New struct and VEC types.
6289 (oecount_hash): New function.
6290 (oecount_eq): Likewise.
6291 (oecount_cmp): Likewise.
6292 (zero_one_operation): New function.
6293 (build_and_add_sum): Likewise.
6294 (undistribute_ops_list): Perform un-distribution of multiplication
6295 and division on the chain of summands.
6296 (should_break_up_subtract): Also break up subtracts for factors.
6297 (reassociate_bb): Delete dead visited statements.
6298 Call undistribute_ops_list. Re-sort and optimize if it did something.
6299 * passes.c (init_optimization_passes): Move DSE before
6301 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6304 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6306 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6308 * doc/invoke.texi: Revert unintended checkin.
6310 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6313 * gcc.c (include_spec_function): Tweak call to find_a_file.
6315 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6318 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6319 and TRUTH_ORIF_EXPR.
6320 * dojump.c (do_jump): Likewise.
6322 PR tree-optimization/37084
6323 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6324 if id->regimplify, don't assume stmt is a cast assignment.
6326 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6328 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6330 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6333 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6336 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6338 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6339 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6341 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6342 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6343 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6344 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6345 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6347 * doc/tm.texi (Storage Layout): Remove documentation for
6348 TARGET_FLOAT_FORMAT.
6350 * simplify-rtx.c (simplify_binary_operation_1): Replace
6351 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6353 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6355 * real.h (struct real_format): New member has_sign_dependent_rounding.
6356 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6357 spu_single_format, ieee_double_format, mips_double_format,
6358 motorola_double_format, ieee_extended_motorola_format,
6359 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6360 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6361 mips_extended_format, ieee_quad_format, mips_quad_format,
6362 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6363 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6365 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6366 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6367 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6368 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6369 (ROUND_TOWARDS_ZERO): Likewise.
6371 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6372 (FLOAT_MODE_FORMAT): New macro.
6373 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6374 (MODE_COMPOSITE_P): ... this new macro.
6375 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6376 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6377 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6379 * flags.h: Include "real.h".
6381 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6382 REAL_MODE_FORMAT_COMPOSITE_P.
6383 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6385 * doc/tm.texi (Storage Layout): Remove documentation of
6386 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6387 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6388 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6389 they only apply to libgcc2.a.
6391 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6393 * config/spu/float_disf.c: New file.
6394 * config/spu/float_unsdisf.c: New file.
6395 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6396 (LIB2FUNCS_EXCLUDE): Define.
6398 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6399 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6401 * real.h (struct real_format): New member round_towards_zero.
6402 * real.c (round_for_format): Respect fmt->round_towards_zero.
6403 (ieee_single_format, mips_single_format, motorola_single_format,
6404 spu_single_format, ieee_double_format, mips_double_format,
6405 motorola_double_format, ieee_extended_motorola_format,
6406 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6407 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6408 mips_extended_format, ieee_quad_format, mips_quad_format,
6409 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6410 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6412 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6413 real_format to choose rounding mode when calling MPFR functions.
6414 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6415 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6417 * real.h (real_to_decimal_for_mode): Add prototype.
6418 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6419 Respect target rounding mode when generating decimal representation.
6420 (real_to_decimal): New stub for backwards compatibility.
6421 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6422 real_to_decimal_for_mode instead of real_to_decimal.
6424 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6426 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6427 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6429 * real.c (spu_single_format): New variable.
6430 * real.h (spu_single_format): Declare.
6432 * config/spu/spu.c (spu_override_options): Install SFmode format.
6433 (spu_split_immediate): Use integer mode to operate on pieces of
6434 floating-point values in all cases.
6436 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6437 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6438 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6440 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6442 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6444 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6446 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6448 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6451 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6452 on the VAR_DECL instead of TYPE_READONLY on its type.
6454 2008-08-12 Ira Rosen <irar@il.ibm.com>
6456 * tree-vectorizer.c: Depend on langhooks.h.
6457 (supportable_widening_operation): Add two arguments. Support double
6459 (supportable_narrowing_operation): Likewise.
6460 * tree-vectorizer.h (supportable_widening_operation): Add two
6462 (supportable_narrowing_operation): Likewise.
6463 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6464 supportable_widening_operation with correct arguments.
6465 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6466 (vectorizable_type_demotion): Support double type conversions.
6467 (vectorizable_type_promotion): Likewise.
6468 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6470 2008-08-11 Michael Matz <matz@suse.de>
6472 * i386/i386.c (override_options): Move initialisation from
6473 flag_schedule_insns_after_reload to here from ...
6474 (optimization_options): ... here.
6476 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6478 PR rtl-optimization/36998
6479 * dwarf2out.c (compute_barrier_args_size_1,
6480 compute_barrier_args_size): Temporarily remove assertions.
6482 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6485 * tree-ssa.c (struct walk_data): Add new flag
6486 warn_possibly_uninitialized.
6487 (warn_uninitialized_var): Use it.
6488 (warn_uninitialized_vars): New.
6489 (execute_early_warn_uninitialized): Call it.
6490 (execute_late_warn_uninitialized): Likewise.
6492 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6495 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6498 2008-08-09 Jan Hubicka <jh@suse.cz>
6501 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6503 (expand_fix): Be prepared for expansion to fail.
6504 (expand_sfix_optab): Remove instructions if expansion failed.
6506 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6508 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6510 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6511 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6513 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6515 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6516 mips/t-libgcc-mips16 to tmake_file.
6517 * config/mips/mips-protos.h (mips_call_type): New enum.
6518 (mips_pic_base_register, mips_got_load): Declare.
6519 (mips_restore_gp): Take an rtx argument.
6520 (mips_use_pic_fn_addr_reg_p): Declare.
6521 (mips_expand_call): Replace the sibcall_p argument with
6522 a mips_call_type argument. Add a lazy_p parameter.
6523 (mips_split_call): Declare.
6524 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6525 (MIPS16_PIC_TEMP): Likewise.
6526 (reg_class): Delete M16_NA_REGS.
6527 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6528 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6529 (mips_split_hi_p): Declare.
6530 * config/mips/mips.c (mips_split_hi_p): New array.
6531 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6532 (mips_got_symbol_type_p): New function.
6533 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6534 (mips16_stub_function_p): New function.
6535 (mips16_local_function_p): Likewise.
6536 (mips_use_pic_fn_addr_reg_p): Likewise.
6537 (mips_cannot_force_const_mem): Return false for HIGHs.
6538 Extend CONST_INT and symbolic handling to MIPS16, using
6539 mips_symbol_insns to check that the base symbol type is a
6540 legitimate constant. Reject GOT-based constants if
6541 TARGET_MIPS16_PCREL_LOADS.
6542 (mips_const_insns): Check targetm.cannot_force_const_mem when
6543 decomposing a symbolic base and a large offset.
6544 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6545 When calling a function that needs $25 from MIPS16 code,
6546 move the target address into $25 separately and add a USE
6548 (mips16_gp_pseudo_reg): Insert the initializer immediately
6549 before the first real insn.
6550 (mips_pic_base_register, mips_got_load): New functions.
6551 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6552 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6553 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6554 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6555 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6556 also passing NULL_RTX rather than const0_rtx as the aux argument.
6557 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6558 instead of TARGET_EXPLICIT_RELOCS.
6559 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6560 (mips_load_call_address): Replace the sibcall_p argument with
6561 a mips_call_type argument. Use mips_got_load.
6562 (mips16_local_alias): New structure.
6563 (mips16_local_aliases): New variable.
6564 (mips16_local_aliases_hash): New function.
6565 (mips16_local_aliases_eq): Likewise.
6566 (mips16_local_alias): Likewise.
6567 (mips16_stub_function): Likewise.
6568 (mips16_build_function_stub): Create a local alias for the target
6569 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6570 .cpload directive and an R_MIPS_NONE relocation for the target
6571 function, then load the alias rather than the function itself.
6572 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6573 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6574 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6575 (mips16_build_call_stub): Replace the FN parameter with an
6576 FN_PTR parameter. Force the address into a register if it
6577 isn't a call_insn_operand; don't rely on the caller to do this.
6578 If a call to a locally-defined and locally-binding MIPS16
6579 function must be made indirectly, redirect the call to the
6580 function's local alias. Use mips16_stub_function_p,
6581 mips16_stub_function, mips_expand_call and use_reg.
6582 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6583 Use explicit %hi and %lo accesses where possible.
6584 Use MIPS_CALL to generate the correct code form of a
6585 jal instruction. Add clobbers of $18 instead of uses.
6586 Update the call to mips_emit_call_insn.
6587 (mips_expand_call): Replace the SIBCALL_P argument with a
6588 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6589 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6590 allowing it to modify the call address. Update the calls to
6591 mips_load_call_address and mips_emit_call_insn.
6592 (mips_split_call): New function.
6593 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6594 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6595 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6596 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6597 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6599 (mips_cprestore_slot): New function.
6600 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6601 and use mips_cprestore_slot.
6602 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6604 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6605 then use a copygp_mips16 instruction to set up $28.
6606 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6607 (mips16_lay_out_constants): Call split_all_insns_noflow.
6608 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6609 false if TARGET_MIPS16.
6610 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6611 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6612 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6613 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6614 MIPS16 code. Allow MIPS16 o32 PIC.
6615 (mips_override_options): Allow MIPS16 o32 PIC.
6616 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6617 after reload if TARGET_USE_GOT.
6618 (UNSPEC_COPYGP): New constant.
6619 (length): Use a default length of 8 for MIPS16 GOT loads.
6620 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6621 (*got_page<mode>): Check mips_split_hi_p.
6622 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6623 (unspec_got<mode>, unspec_call<mode>): New expanders.
6624 (load_got<mode>, load_call<mode>): Remove the length attributes.
6625 Use a got attribute instead of a type attribute.
6626 (copygp_mips16): New insn.
6627 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6628 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6629 (sibcall, sibcall_value, call, call_value): Update the calls
6630 to mips_expand_call.
6631 (call_internal, call_value_internal): Use mips_split_call.
6632 (call_value_multiple_internal): Likewise.
6633 (call_split): Move after call_internal (the insn it is split from).
6634 (call_internal_direct, call_value_internal_direct): Turn into
6635 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6636 (call_direct_split, call_value_direct_split): New patterns.
6637 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6638 and use M16_REGS instead of M16_NA_REGS.
6639 * config/mips/predicates.md (const_call_insn_operand): Replace
6640 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6641 mips_use_pic_fn_addr_reg_p check.
6642 (move_operand): Reject HIGHs if mips_split_hi_p.
6643 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6644 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6645 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6646 * config/mips/libgcc-mips16.ver: New file.
6647 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6648 $(srcdir)/config/mips/libgcc-mips16.ver.
6650 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6652 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6654 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6655 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6656 (mips16_cfun_returns_in_fpr_p): Likewise.
6658 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6660 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6661 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6662 rather than 4 to PC.
6664 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6666 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6667 (FUNCTION_PROFILER): Save the static chain pointer into $2
6668 beforehand and restore it aftewards.
6669 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6670 address directly into $25 and call the function through $25;
6671 do not clobber $3. Pad the DImode version to cover the space
6672 left by the deleted $25 <- $3 move.
6673 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6674 the removal of the $25 <- $3 move.
6675 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6676 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6678 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6679 Daniel Jacobowitz <dan@codesourcery.com>
6681 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6682 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6683 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6684 * config/mips/mips.c (mips_start_function_definition): New function.
6685 (mips_end_function_definition): Likewise.
6686 (mips_output_function_prologue): Use mips_start_function_definition.
6687 (mips_output_function_epilogue): Use mips_end_function_definition.
6688 (build_mips16_function_stub): Use mips_start_function_definition
6689 and mips_end_function_definition.
6690 (build_mips16_call_stub): Likewise.
6692 2008-08-09 Richard Guenther <rguenther@suse.de>
6694 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6695 * gimple.h (gimple_call_fn): Adjust comment.
6696 (gimple_call_set_fndecl): New function.
6697 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6698 longer having bare FUNCTION_DECL operand.
6699 (gimple_call_return_type): Likewise.
6700 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6702 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6703 (gimple_mod_pow2): Likewise.
6704 (gimple_mod_subtract): Likewise.
6705 (gimple_ic): Likewise.
6706 (gimple_stringop_fixed_value): Likewise.
6707 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6708 longer having bare FUNCTION_DECL operand.
6709 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6710 * omp-low.c (optimize_omp_library_calls): Likewise.
6711 * cgraphunit.c (update_call_expr): Likewise.
6712 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6713 (execute_convert_to_rsqrt): Likewise.
6714 * cfgexpand.c (gimple_to_tree): Simplify.
6715 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6716 bare FUNCTION_DECL operand.
6717 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6718 (convert_gimple_call): Use gimple_call_fndecl.
6719 * c-common.c (c_warn_unused_result): Likewise.
6721 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6724 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6725 (c_finish_return): Likewise.
6726 (c_start_case): Likewise.
6727 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6728 * c-parser.c (c_parser_condition): New. Call
6729 verify_sequence_points.
6730 (c_parser_paren_condition): Call c_parser_condition.
6731 (c_parser_for_statement): Call c_parser_condition.
6733 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6736 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6737 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6738 Moved from diagnostic.h
6739 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6741 (emit_diagnostic): New.
6742 (warning0, pedwarn0): Delete.
6743 (warning, warning_at, pedwarn, permerror): Return bool.
6744 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6745 Moved to diagnostic.c.
6746 (struct diagnostic_context): Use correct type for
6747 classify_diagnostic.
6748 (diagnostic_report_diagnostic): Update declaration.
6749 (emit_diagnostic): Declare.
6750 * errors.c (warning): Return bool.
6751 * errors.h (warning): Update declaration.
6752 * toplev.h (warning0, pedwarn0): Delete.
6753 (warning, warning_at, pedwarn, permerror): Return bool.
6754 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6755 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6756 inform. Update all calls.
6757 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6758 before giving informative note.
6759 (implicit_decl_warning): Likewise.
6760 * c-typeck.c (build_function_call): Likewise.
6761 * tree-sssa.c (warn_uninit): Likewise.
6762 * builtins.c (gimplify_va_arg_expr): Likewise.
6764 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6767 * doc/invoke.texi (-Wextra): Move warning from here...
6768 (-Wuninitialized): ... to here.
6770 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6773 * flags.h (set_Wunused): Delete
6774 * toplev.c (process_options): Handle Wunused flags here.
6775 * opts.c (maybe_warn_unused_parameter): Delete.
6776 (common_handle_option): Replace set_Wunused by warn_unused.
6777 (set_Wextra): Do not handle Wunused-parameter here.
6778 (set_Wunused): Delete.
6779 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6781 * common.opt (Wunused): Add Var and Init.
6782 (Wunused-function): Likewise.
6783 (Wunused-label): Likewise.
6784 (Wunused-parameter): Likewise.
6785 (Wunused-value): Likewise.
6786 (Wunused-variable): Likewise.
6788 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6790 * doc/invoke.texi: Add cpu_type power7.
6791 * config.in (HAVE_AS_VSX): New.
6792 * config.gcc: Add cpu_type power7.
6793 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6795 * configure: Regenerate.
6796 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6798 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6799 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6800 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6802 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6804 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6805 type to vectorize.builtin_conversion.
6806 (vectorizable_conversion): Likewise.
6807 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6808 integral type as input.
6809 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6811 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6812 and ALTIVEC_BUILTIN_VCTSXS.
6813 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6816 2008-08-08 Richard Guenther <rguenther@suse.de>
6818 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6819 (surely_varying_stmt_p): Calls are varying only if they are
6820 non-builtin and not indirect or have no result.
6821 (ccp_fold): Re-instantiate code before the tuples merge.
6823 2008-08-08 Richard Guenther <rguenther@suse.de>
6825 PR tree-optimization/37056
6826 * gimple.h (gimple_assign_rhs_class): New helper function.
6827 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6828 unary operations properly.
6830 2008-08-07 Jan Hubicka <jh@suse.cz>
6832 * i386.h (ix86_size_cost): Declare.
6833 (ix86_cur_cost): New function macro.
6834 * i386.md (peepholes expanding size and splitters): Predicate by
6835 optimize_insn_for_speed_p.
6836 (peepholes reduce size and splitters): Predicate by
6837 optimize_insn_for_size_p.
6838 * i386.c (ix86_size_cost): Rename from ...
6839 (size_cost): This one.
6840 (override_options): Update.
6841 (decide_alg): Likewise.
6842 (ix86_expand_clear): Use RTL profile.
6843 (ix86_pad_returns): Use RTL profile.
6845 2008-08-07 Jan Hubicka <jh@suse.cz>
6847 * recog.c (split_all_insns): Set RTL profile
6848 (peephole2_optimize): Likewise.
6849 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6850 * combine.c (combine_instructions): Likewise.
6852 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6854 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6856 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6858 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6859 value in a6 after the set_frame_ptr insn.
6861 2008-08-07 Richard Henderson <rth@redhat.com>
6864 * gcc.c (cpp_options): Pass along -g*.
6866 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6868 * config/arm/arm.c (output_move_neon): Update comment describing
6869 big-endian vector layout.
6870 (arm_assemble_integer): Do not handle big-endian NEON vectors
6872 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6873 neon_vget_lane<mode>_sext_internal,
6874 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6875 element indices for big-endian.
6877 2008-08-07 Richard Henderson <rth@redhat.com>
6879 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6880 * configure, config.in: Rebuild.
6881 * debug.h (dwarf2out_do_cfi_asm): Declare.
6882 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6883 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6884 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6885 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6887 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6889 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6890 movv2si_internal): Combine into mov<mode>_internal.
6891 (movv2si_internal_2): Remove.
6893 2008-08-07 Jan Hubicka <jh@suse.cz>
6896 * i386.md (single stringop patterns): Enable unconditionally.
6898 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6901 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6903 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6904 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6906 * config/i386/sse.md (sse2_movq128): New.
6908 * doc/extend.texi: Document __builtin_ia32_movq128.
6910 2008-08-07 Richard Guenther <rguenther@suse.de>
6913 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6914 pointers can access anything.
6916 2008-08-06 Jan Hubicka <jh@suse.cz>
6918 * optabs.c (emit_unop_insn): Break out to ...
6919 (maybe_emit_unop_insn): ... this one.
6920 (expand_sfix_optab): Use maybe variant.
6921 * optabs.h (maybe_emit_unop_insn): Declare.
6923 * i386.md (mov0 patterns): Enable by default.
6924 (FP conversion expanders): Disable expansion of code expanding
6925 sequences when instruction should be optimized for size.
6926 (single strinop patterns): Enable when optimizing for size.
6927 (string expanders): Disable expanding of code expanding sequences
6928 when optimizning instruction for size.
6929 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6931 (ix86_fp_comparison_sahf_cost): Likewise.
6932 (ix86_expand_branch): Likewise.
6933 (ix86_expand_ashl_const): Likewise.
6934 (ix86_split_ashl): Likewise.
6935 (ix86_expand_strlen): Likewise.
6936 (ix86_emit_fp_unordered_jump): Likewie.
6938 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6940 * c-common.c: Fix typo.
6941 (c_common_reswords): Activate more C++ keyword warnings.
6943 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6945 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6948 * diagnostic.c (permerror_at): New.
6949 * toplev.h (permerror_at): Declare.
6951 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6952 Ira Rosen <irar@il.ibm.com>
6954 * tree-vect-transform.c (vect_model_simple_cost): Return
6955 immediately if stmt is pure SLP.
6956 (vect_model_store_cost): Ditto.
6957 (vect_model_load_cost): Ditto.
6958 (vectorizable_store): Remove PURE_SLP check before call
6959 to vect_model_store_cost.
6960 (vect_model_store_cost): When checking whether stmt describe
6961 strided access, add a check that it is not slp_node.
6963 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6966 * c-common.c (warn_for_sign_compare): New. Handle separately the
6967 case that 'constant' is zero.
6968 * c-typeck.c (build_binary_op): Move code to c-common.c
6970 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6972 * config/alpha/alpha.c (alpha_preferred_reload_class,
6973 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6974 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6975 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6976 * config/arm/arm.md: Likewise.
6977 * config/avr/avr-protos.h (preferred_reload_class,
6978 test_hard_reg_class, avr_simplify_comparison_p,
6979 out_shift_with_cnt, class_max_nregs): Likewise.
6980 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6981 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6982 preferred_reload_class, test_hard_reg_class): Likewise.
6983 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6984 bfin_memory_move_cost, bfin_secondary_reload,
6985 bfin_output_mi_thunk): Likewise.
6986 * config/crx/crx.c (crx_secondary_reload_class,
6987 crx_memory_move_cost): Likewise.
6988 * config/frv/frv-protos.h (frv_secondary_reload_class,
6989 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6990 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6991 frv_secondary_reload_class, frv_class_likely_spilled_p,
6992 frv_class_max_nregs): Likewise.
6993 * config/h8300/h8300.c (h8300_classify_operand,
6994 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6996 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6997 * config/ia64/ia64.c (ia64_preferred_reload_class,
6998 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6999 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7000 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7002 * config/m68hc11/m68hc11.c (preferred_reload_class,
7003 m68hc11_memory_move_cost): Likewise.
7004 * config/mcore/mcore.c (mcore_secondary_reload_class,
7005 mcore_reload_class): Likewise.
7006 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7007 mips_class_max_nregs, mips_cannot_change_mode_class,
7008 mips_preferred_reload_class, mips_secondary_reload_class,
7009 mips_output_mi_thunk): Likewise.
7010 * config/mmix/mmix.c (mmix_preferred_reload_class,
7011 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7013 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7015 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7016 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7017 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7018 * config/rs6000/rs6000.c (paired_expand_vector_init,
7019 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7020 compare_section_name, rs6000_memory_move_cost): Likewise.
7021 * config/s390/s390.c (s390_emit_compare_and_swap,
7022 s390_preferred_reload_class, s390_secondary_reload,
7023 legitimize_pic_address, legitimize_tls_address,
7024 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7025 s390_class_max_nregs): Likewise.
7026 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7027 * config/s390/s390.md: Likewise.
7028 * config/score/score-protos.h (score_secondary_reload_class,
7029 score_preferred_reload_class): Likewise.
7030 * config/score/score.c (score_preferred_reload_class,
7031 score_secondary_reload_class): Likewise.
7032 * config/score/score3.c (score3_output_mi_thunk,
7033 score3_preferred_reload_class, score3_secondary_reload_class,
7034 score3_hard_regno_mode_ok): Likewise.
7035 * config/score/score3.h (score3_preferred_reload_class,
7036 score3_secondary_reload_class): Likewise.
7037 * config/score/score7.c (score7_output_mi_thunk,
7038 score7_preferred_reload_class, score7_secondary_reload_class,
7039 score7_hard_regno_mode_ok): Likewise.
7040 * config/score/score7.h (score7_preferred_reload_class,
7041 score7_secondary_reload_class): Likewise.
7042 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7043 output_branchy_insn, add_constant, gen_block_redirect,
7044 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7045 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7046 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7047 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7048 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7049 xstormy16_preferred_reload_class): Likewise.
7050 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7051 xtensa_expand_atomic, override_options,
7052 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7054 * reorg.c (try_merge_delay_insns): Likewise.
7055 * tree.c (merge_dllimport_decl_attributes): Likewise.
7057 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7059 2008-08-06 Michael Matz <matz@suse.de>
7061 * Makefile.in (write_entries_to_file): Quote words.
7062 * gengtype.c: (read_input_line): Skip over leading white-space.
7064 2008-08-06 Marc Gauthier <marc@tensilica.com>
7066 * config.gcc: Match more processor names for Xtensa.
7067 * configure.ac: Likewise.
7068 * doc/install.texi (Specific): Likewise.
7069 * configure: Regenerate.
7071 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7073 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7074 * calls.c (avoid_likely_spilled_reg): Likewise.
7075 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7076 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7077 * config/i386/i386.c (ix86_expand_special_args_builtin,
7078 ix86_secondary_reload): Likewise.
7079 * except.c (struct eh_region, gen_eh_region_catch,
7080 remove_unreachable_regions, duplicate_eh_regions,
7081 assign_filter_values, build_post_landing_pads,
7082 sjlj_find_directly_reachable_regions, remove_eh_handler,
7083 reachable_next_level, foreach_reachable_handler,
7084 can_throw_internal_1, can_throw_external_1,
7085 collect_one_action_chain): Likewise.
7086 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7087 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7088 * function.c (update_temp_slot_address, instantiate_new_reg,
7089 instantiate_virtual_regs_in_rtx,
7090 instantiate_virtual_regs_in_insn): Likewise.
7091 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7092 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7093 gimplify_cleanup_point_expr): Likewise.
7094 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7095 * passes.c (next_pass_1): Likewise.
7096 * print-tree.c (print_node_brief, print_node): Likewise.
7097 * profile.c (branch_prob): Likewise.
7098 * tree-dump.c (dump_register): Likewise.
7099 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7101 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7102 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7103 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7104 copy_arguments_for_versioning, copy_static_chain): Likewise.
7105 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7106 add_new_name_mapping, register_new_name_mapping): Likewise.
7107 * tree-mudflap.c (mf_xform_derefs): Likewise.
7108 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7109 get_init_expr, combine_chains): Likewise.
7110 * tree-pretty-print.c (dump_generic_node): Likewise.
7111 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7112 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7113 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7114 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7116 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7119 * calls.c (expand_call): Use the biggest preferred stack
7122 2008-08-06 Michael Matz <matz@suse.de>
7125 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7126 for reused reload, instead of overwriting them.
7128 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7131 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7132 for incoming stack boundary.
7134 * function.c (assign_parm_find_entry_rtl): Update
7135 parm_stack_boundary.
7137 * function.h (rtl_data): Add parm_stack_boundary.
7139 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7140 parm_stack_boundary for incoming stack boundary.
7142 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7144 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7145 for unrepresentable subregs or treat them as equal to other regs
7146 or subregs with the same register number.
7148 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7151 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7154 2008-08-06 Jan Hubicka <jh@suse.cz>
7156 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7157 frequencies might be hot.
7159 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7161 * reload.c (find_reloads): Force constants into literal pool
7162 also if they are wrapped in a SUBREG.
7164 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7167 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7168 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7169 Don't allow predicated instructions for data speculation.
7170 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7173 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7175 * haifa-sched.c (extend_global): Split to extend_global_data and
7176 extend_region_data. Update all uses.
7177 (extend_all): Rename to extend_block_data.
7179 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7181 * sched-rgn.c (new_ready): Check if instruction can be
7182 speculatively scheduled before attempting speculation.
7183 (debug_rgn_dependencies): Remove wrongful assert.
7185 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7187 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7189 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7191 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7192 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7193 va_size, and type_size.
7195 2008-08-04 Jason Merrill <jason@redhat.com>
7198 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7199 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7201 2008-08-05 Richard Henderson <rth@redhat.com>
7203 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7204 * configure: Rebuild.
7206 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7209 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7210 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7213 2008-08-05 Richard Henderson <rth@redhat.com>
7215 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7216 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7217 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7218 * common.opt (fdwarf2-cfi-asm): New.
7219 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7220 * config.in, configure: Rebuild.
7221 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7222 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7224 (dw2_force_const_mem): Externalize.
7225 * dwarf2asm.h: Update.
7226 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7227 generate a real label.
7228 (output_cfi_directive): New.
7229 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7230 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7231 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7233 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7234 (output_loc_operands_raw, output_loc_sequence_raw): New.
7235 (output_cfa_loc_raw): New.
7237 2008-08-05 Paul Brook <paul@codesourcery.com>
7239 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7240 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7241 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7242 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7243 * config/arm/arm.h (TARGET_VFPD32): Define.
7244 (TARGET_VFP3): Use TARGET_VFPD32.
7245 (fputype): Add FPUTYPE_VFP3D16.
7246 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7247 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7248 * config/arm/arm-cores.def: Add cortex-r4f.
7249 * config/arm/arm-tune.md: Regenerate.
7251 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7253 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7254 Reword some comments throughout the file.
7256 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7257 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7258 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7259 MFC_MIN_DMA_LIST_ELEMENTS.
7260 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7261 MFC_MAX_DMA_LIST_ELEMENTS.
7263 (MFC_START_ENABLE): Remove PPU-only define.
7264 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7265 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7267 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7268 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7269 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7270 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7271 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7272 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7273 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7275 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7276 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7277 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7278 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7280 (spu_read_machine_status): Fix typo.
7282 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7284 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7285 SUBREG of multi-word hard register.
7286 * config/spu/spu.c (valid_subreg): Likewise.
7287 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7289 2008-08-04 Richard Guenther <rguenther@suse.de>
7291 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7292 the candidate with the stripped base if that base is different
7293 from the original base even for offset zero.
7295 2008-08-04 Richard Guenther <rguenther@suse.de>
7298 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7299 check for no_overflow.
7301 2008-08-04 Richard Guenther <rguenther@suse.de>
7303 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7305 2008-08-04 Paul Brook <paul@codesourcery.com>
7307 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7308 (arm_order_regs_for_local_alloc): New function.
7309 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7311 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7313 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7316 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7317 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7318 (ix86_expand_epilogue): Likewise.
7320 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7322 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7325 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7327 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7328 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7329 (*movv2sf_internal_rex64): Ditto.
7331 2008-08-03 Jan Hubicka <jh@suse.cz>
7333 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7334 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7335 * expmed.c (expand_smod_pow2): Likewise.
7337 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7340 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7341 alternative 0 of operand 1.
7342 (*vec_concatv2di_rex64_sse): Ditto.
7343 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7345 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7346 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7347 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7348 (*movv2sf_internal_rex64): Ditto.
7350 2008-08-02 Richard Guenther <rguenther@suse.de>
7353 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7354 (ssedoublesizemode): New mode attribute.
7355 (sse_shufps): Call gen_sse_shufps_v4sf.
7356 (sse_shufps_1): Macroize.
7357 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7358 (sse2_shufpd_1): Macroize.
7359 (vec_extract_odd, vec_extract_even): New expanders.
7360 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7361 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7362 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7363 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7364 (ix86_expand_vector_set): Likewise.
7365 (ix86_expand_reduc_v4sf): Likewise.
7367 2008-08-01 Doug Kwan <dougkwan@google.com>
7369 * matrix-reorg.c: Re-enable all code.
7370 (struct malloc_call_data): Change CALL_STMT to gimple type.
7371 (collect_data_for_malloc_call): Tuplify.
7372 (struct access_site_info): Change STMT to gimple type.
7373 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7374 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7375 (struct free_info): Change STMT to gimple type.
7376 (struct matrix_access_phi_node): Change PHI to gimple type.
7377 (get_inner_of_cast_expr): Remove.
7378 (may_flatten_matrices_1): Tuplify.
7379 (may_flatten_matrices): Ditto.
7380 (mark_min_matrix_escape_level): Ditto.
7381 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7382 (ssa_accessed_in_call_rhs): New
7383 (ssa_accessed_in_assign_rhs): New
7384 (record_access_alloc_site_info): Tuplify.
7385 (add_allocation_site): Ditto.
7386 (analyze_matrix_allocation_site): Ditto.
7387 (analyze_transpose): Ditto.
7388 (get_index_from_offset): Ditto.
7389 (update_type_size): Ditto.
7390 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7391 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7392 (analyze_accesses_for_phi_node): Tuplify.
7393 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7394 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7395 (analyze_matrix_accesses): Tuplify.
7396 (check_var_data): New call-back type for check_var_notmodified_p.
7397 (check_var_notmodified_p): Tuplify and use call-back struct to
7398 return statement found.
7399 (can_calculate_expr_before_stmt): Factor out statement related code
7401 (can_calculate_stmt_before_stmt): New.
7402 (check_allocation_function): Tuplify.
7403 (find_sites_in_func): Ditto.
7404 (record_all_accesses_in_func): Ditto.
7405 (transform_access_sites): Ditto.
7406 (transform_allocation_sites): Ditto.
7407 (matrix_reorg): Re-enable.
7408 (gate_matrix_reorg): Re-enable.
7410 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7412 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7413 for labels for which it hasn't been set yet. If it has been set,
7414 stop walking insns and continue with next worklist item.
7415 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7416 if the only BARRIER is at the very end of a function.
7418 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7420 * cfgexpand.c (expand_stack_alignment): Assert that
7421 stack_realign_drap and drap_rtx must match.
7423 * function.c (instantiate_new_reg): If DRAP is used to realign
7424 stack, replace virtual_incoming_args_rtx with internal arg
7427 2008-08-01 Richard Guenther <rguenther@suse.de>
7429 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7430 loop information only if we initialized it.
7431 (execute_pre): Call fini_pre with in_fre.
7432 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7433 if we do not unroll because we hit max-completely-peeled-insns.
7434 Use our estimation for consistency, do allow shrinking.
7436 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7438 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7439 with MIN_STACK_BOUNDARY.
7440 (ix86_update_stack_boundary): Likewise.
7441 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7444 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7445 (MIN_STACK_BOUNDARY): This.
7447 2008-08-01 Richard Guenther <rguenther@suse.de>
7450 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7452 2008-08-01 Richard Guenther <rguenther@suse.de>
7454 PR tree-optimization/36988
7455 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7456 do not matter if that doesn't change volatile qualification.
7458 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7460 * configure.ac: Do not generate libada-mk. Do not subst
7462 * libada-mk.in: Remove.
7463 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7464 * configure: Regenerate.
7466 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7468 * tree-pass.h: Added comment about not dumping passes with name
7469 starting with star in struct opt_pass.
7470 * passes.c (register_dump_files_1): Don't do dump for a pass with
7471 name starting with star.
7472 * doc/passes.texi (Pass manager): Mention pass names and special
7473 meaning of star prefix to avoid dump.
7475 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7477 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7479 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7480 (ISA_MIPS64R2): New macro.
7481 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7482 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7483 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7484 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7485 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7486 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7487 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7488 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7489 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7490 Move up to keep list alphabetically sorted.
7491 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7492 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7494 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7495 (-march=@var{arch}): Add mips64r2.
7497 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7499 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7501 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7503 * expr.c (expand_assignment): Check for complete type.
7505 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7508 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7510 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7511 for stack alignment.
7513 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7515 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7517 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7518 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7520 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7522 PR rtl-optimization/36419
7523 * dwarf2out.c (barrier_args_size): New variable.
7524 (compute_barrier_args_size, compute_barrier_args_size_1): New
7526 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7527 if not called yet in the current function, use barrier_args_size
7528 array to find the new args_size value.
7529 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7531 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7534 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7537 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7540 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7541 (dwarf2out_stack_adjust): Use it.
7542 (dwarf2out_frame_debug_expr): Likewise.
7544 2008-07-31 Richard Guenther <rguenther@suse.de>
7546 PR tree-optimization/36978
7547 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7548 the generated condition.
7550 2008-07-31 Richard Guenther <rguenther@suse.de>
7552 * passes.c (init_optimization_passes): Always call
7553 pass_early_warn_uninitialized.
7554 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7555 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7556 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7558 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7561 * builtins.c (maybe_emit_free_warning): New function.
7562 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7563 maybe_emit_free_warning for BUILT_IN_FREE.
7566 * dwarf2out.c (get_context_die): New function.
7567 (force_decl_die, force_type_die): Use it.
7568 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7569 returns NULL, force generation of DW_TAG_typedef and put that into
7572 PR preprocessor/36649
7573 * c-pch.c (c_common_read_pch): Save and restore
7574 line_table->trace_includes across PCH restore.
7576 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7579 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7581 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7584 * final.c (call_from_call_insn): Handle COND_EXEC.
7586 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7588 * builtins.c (std_gimplify_va_arg_expr): Replace
7589 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7590 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7592 2008-07-30 Joey Ye <joey.ye@intel.com>
7593 H.J. Lu <hongjiu.lu@intel.com>
7595 * builtins.c (expand_builtin_setjmp_receiver): Replace
7596 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7597 (expand_builtin_apply_args_1): Likewise.
7598 (expand_builtin_longjmp): Need DRAP for stack alignment.
7599 (expand_builtin_apply): Likewise.
7601 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7602 instead of assign_stack_local to allow alignment reduction.
7604 * calls.c (emit_call_1): Need DRAP for stack alignment if
7606 (expand_call): Replace virtual_incoming_args_rtx with
7607 crtl->args.internal_arg_pointer.
7608 * stmt.c (expand_nl_goto_receiver): Likewise.
7610 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7611 alignment and store to stack_alignment_estimated and
7612 max_used_stack_slot_alignment.
7613 (expand_one_var): Likewise.
7614 (expand_stack_alignment): New function.
7615 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7616 and stack_alignment_estimated fields in rtl_data. Call
7617 expand_stack_alignment at end.
7619 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7620 (MAX_STACK_ALIGNMENT): Likewise.
7621 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7622 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7624 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7625 stack alignment when generating virtual registers.
7627 * function.c (assign_stack_local): Renamed to ...
7628 (assign_stack_local_1): This. Add a parameter to indicate
7629 if it is OK to reduce alignment.
7630 (assign_stack_local): Use it.
7631 (instantiate_new_reg): Instantiate virtual incoming args rtx
7632 to vDRAP if stack realignment and DRAP is needed.
7633 (assign_parms): Collect parameter/return type alignment and
7634 contribute to stack_alignment_estimated.
7635 (locate_and_pad_parm): Likewise.
7636 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7637 with crtl->args.internal_arg_pointer.
7639 * function.h (rtl_data): Add new field drap_reg,
7640 max_used_stack_slot_alignment, stack_alignment_estimated,
7641 stack_realign_needed, need_drap, stack_realign_processed and
7642 stack_realign_finalized.
7643 (stack_realign_fp): New macro.
7644 (stack_realign_drap): Likewise.
7646 * global.c (compute_regsets): Frame pointer is needed when
7647 stack is realigned. Can eliminate frame pointer when stack is
7648 realigned and dynamic realigned argument pointer isn't used.
7650 * reload1.c (update_eliminables): Frame pointer is needed
7651 when stack is realigned.
7652 (init_elim_table): Can eliminate frame pointer when stack is
7653 realigned and dynamic realigned argument pointer isn't used.
7655 * rtl.h (assign_stack_local_1): Declare new funtion.
7657 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7658 (TARGET_GET_DRAP_RTX): Likewise.
7659 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7660 TARGET_GET_DRAP_RTX.
7662 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7664 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7665 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7667 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7668 H.J. Lu <hongjiu.lu@intel.com>
7670 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7671 vdrap_reg, stack_realign and drap_reg_saved.
7672 (add_cfi): Don't allow redefining CFA when DRAP is used.
7673 (reg_save): Handle stack alignment.
7674 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7675 alignment. Don't generate DWARF information for (set fp sp)
7677 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7679 (int_loc_descriptor): Move prototype forward. Also define if
7680 DWARF2_UNWIND_INFO is true.
7681 (output_cfa_loc): Handle DW_CFA_expression.
7682 (build_cfa_aligned_loc): New.
7683 (based_loc_descr): Update assert for stack realign. For local
7684 variables, use sp+offset when stack is aligned without drap and
7685 fp+offset when stack is aligned with drap. For arguments, use
7686 cfa+offset when drap is used to align stack.
7688 2008-07-30 Joey Ye <joey.ye@intel.com>
7689 H.J. Lu <hongjiu.lu@intel.com>
7691 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7693 (ix86_gen_andsp): New.
7694 (ix86_user_incoming_stack_boundary): Likewise.
7695 (ix86_default_incoming_stack_boundary): Likewise.
7696 (ix86_incoming_stack_boundary): Likewise.
7697 (ix86_can_eliminate): Likewise.
7698 (find_drap_reg): Likewise.
7699 (ix86_update_stack_boundary): Likewise.
7700 (ix86_get_drap_rtx): Likewise.
7701 (ix86_finalize_stack_realign_flags): Likewise.
7702 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7703 (TARGET_GET_DRAP_RTX): Likewise.
7704 (override_options): Overide option value for new options.
7705 (ix86_function_ok_for_sibcall): Remove check for
7706 force_align_arg_pointer.
7707 (ix86_handle_cconv_attribute): Likewise.
7708 (ix86_function_regparm): Likewise.
7709 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7710 (ix86_va_start): Replace virtual_incoming_args_rtx with
7711 crtl->args.internal_arg_pointer.
7712 (ix86_select_alt_pic_regnum): Check DRAP register.
7713 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7714 (ix86_compute_frame_layout): Compute frame layout wrt stack
7716 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7717 (ix86_expand_prologue): Decide if stack realignment is needed
7718 and generate prologue code accordingly.
7719 (ix86_expand_epilogue): Generate epilogue code wrt stack
7720 realignment is really needed or not.
7722 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7723 (ABI_STACK_BOUNDARY): Likewise.
7724 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7725 (STACK_REALIGN_DEFAULT): Likewise.
7726 (INCOMING_STACK_BOUNDARY): Likewise.
7727 (MAX_STACK_ALIGNMENT): Likewise.
7728 (ix86_incoming_stack_boundary): Likewise.
7729 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7730 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7731 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7732 (machine_function): Remove force_align_arg_pointer.
7734 * config/i386/i386.md (BX_REG): New.
7735 (R13_REG): Likewise.
7737 * config/i386/i386.opt (mforce_drap): New.
7738 (mincoming-stack-boundary): Likewise.
7739 (mstackrealign): Add Init(-1).
7741 * config/i386/i386-protos.h (ix86_can_eliminate): New
7743 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7745 * doc/extend.texi: Update force_align_arg_pointer.
7747 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7750 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7751 (INCOMING_STACK_BOUNDARY): Likewise.
7752 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7753 (TARGET_GET_DRAP_RTX): Likewise.
7755 2008-07-30 Andreas Schwab <schwab@suse.de>
7757 PR rtl-optimization/36929
7758 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7759 add_insn_before and fix argument order.
7760 (replace_inc_dec_mem): Handle NULL rtx.
7762 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7764 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7766 (arm_compute_initial_elimination_offset): Use it.
7767 (arm_compute_save_reg_mask): Include static chain save slot when
7768 calculating alignment.
7769 (arm_get_frame_offsets): Ditto.
7770 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7771 that we can use to decrement the stack when the stack decrement
7772 could be too big for an immediate value in a single insn.
7773 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7775 2008-07-30 Richard Guenther <rguenther@suse.de>
7777 PR tree-optimization/36967
7778 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7779 Release defs of statements we remove.
7781 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7783 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7784 instead of NULL_RTVEC.
7786 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7790 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7793 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7795 * final.c (call_from_call_insn): New.
7796 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7798 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7800 * configure.ac: Substitute ADA_CFLAGS.
7801 * configure: Regenerate.
7802 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7803 * Makefile.in: Remove mention of X_* variables.
7804 * config/pa/x-ada-hpux10: Remove.
7805 * config/pa/x-ada: Remove.
7807 * doc/fragments.texi: Update.
7809 2008-07-30 Olivier Hainque <hainque@adacore.com>
7811 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7812 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7813 __dso_handle explicitly here.
7815 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7818 * c-typeck.c (build_binary_op): Encapsulate code into...
7819 * c-common.c (shorten_binary_op): ...this new function.
7820 (conversion_warning): Use the new function. Handle non-negative
7821 constant in bitwise-and.
7822 * c-common.h (shorten_binary_op): Declare.
7824 2008-07-30 Olivier Hainque <hainque@adacore.com>
7826 * scan.c (make_sstring_space): Add explicit conversions of
7827 allocator's return value.
7828 * fix-header.c (recognized_function): Likewise.
7830 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7832 * doc/cpp.texi: Update to GFDL 1.2.
7833 * doc/gcc.texi: Do not list GPL as Invariant Section.
7834 * doc/gccint.texi: Likewise. Update copyright years.
7835 * doc/install.texi: Update copyright years.
7837 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7840 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7841 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7843 2008-07-29 Jan Hubicka <jh@suse.cz>
7845 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7846 (grokdeclarator): Likewise.
7847 * langhooks.c (lhd_warn_unused_global_decl): Use
7848 DECL_DECLARED_INLINE_P.
7849 * print-tree.c (print_node): Remove DECL_INLINE check.
7851 2008-07-29 Richard Guenther <rguenther@suse.de>
7853 PR tree-optimization/36945
7854 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7855 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7856 Record invariant addresses un-decomposed.
7857 (copy_reference_ops_from_call): Record reference call
7858 arguments properly. Simplify.
7859 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7860 helper split out from ...
7861 (create_component_ref_by_pieces): ... here. Simplify.
7862 Prepare for recursive invocation for call arguments.
7863 (create_expression_by_pieces): Adjust call to
7864 create_component_ref_by_pieces.
7865 (compute_avail): Process operand 2 of reference ops.
7867 2008-07-29 Richard Guenther <rguenther@suse.de>
7869 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7871 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7873 * c-format.c (check_format_types): Revert unwanted checkin.
7875 2008-07-29 Jan Hubicka <jh@suse.cz>
7877 * flags.h (flag_really_no_inline): Remove.
7878 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7879 * toplev.c (flag_really_no_inline): Remove.
7880 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7881 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7882 (cgraph_decide_inlining_incrementally): Likewise.
7883 (compute_inline_parameters): Likewise.
7884 * opts.c (decode_options): Simplify.
7885 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7886 * common.opt (finline): Initialize to 1.
7887 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7889 2008-07-29 Jan Hubicka <jh@suse.cz>
7891 * predict.c (always_optimize_for_size_p): New function.
7892 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7893 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7894 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7896 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7897 * function.c (prepare_function_start): Set default profile.
7898 * function.h (rtl_data): Add maybe_hot_insn_p.
7899 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7900 (construct_exit_block): Likewise.
7901 (tree_expand_cfg): Likewise.
7903 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7904 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7905 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7906 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7909 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7912 * c-decl.c (merge_decls): Merge USED flags.
7914 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7916 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7917 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7918 next_stack, lab_false and lab_over trees.
7920 2008-07-28 Richard Guenther <rguenther@suse.de>
7922 PR tree-optimization/36957
7923 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7924 (useless_type_conversion_p): Remove.
7925 (types_compatible_p): Remove.
7926 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7927 (useless_type_conversion_p): Declare.
7928 (types_compatible_p): Declare.
7929 (gimple_expr_type): Return the base type only if it is
7930 trivially convertible to the subtype.
7932 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7934 * configure.ac: Use the m4_do macro to concatenate the warnings into
7935 one string in ACX_PROG_CC_WARNING_OPTS,
7936 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7937 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7938 * configure: Regenerate.
7940 2008-07-28 Richard Guenther <rguenther@suse.de>
7942 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7943 (insert_fake_stores): Remove.
7944 (realify_fake_stores): Likewise.
7945 (execute_pre): Remove dead code.
7946 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7947 (find_func_aliases): Deal with it here instead.
7948 Re-enable gcc_unreachable call.
7950 2008-07-28 Richard Guenther <rguenther@suse.de>
7952 Merge from gimple-tuples-branch.
7954 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7955 * gimple.def: New file.
7956 * gsstruct.def: Likewise.
7957 * gimple-iterator.c: Likewise.
7958 * gimple-pretty-print.c: Likewise.
7959 * tree-gimple.c: Removed. Merged into ...
7960 * gimple.c: ... here. New file.
7961 * tree-gimple.h: Removed. Merged into ...
7962 * gimple.h: ... here. New file.
7964 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7965 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7966 --enable-checking=gimple flag.
7967 * config.in: Likewise.
7968 * configure: Regenerated.
7970 * tree-ssa-operands.h: Tuplified.
7971 * tree-vrp.c: Likewise.
7972 * tree-loop-linear.c: Likewise.
7973 * tree-into-ssa.c: Likewise.
7974 * tree-ssa-loop-im.c: Likewise.
7975 * tree-dump.c: Likewise.
7976 * tree-complex.c: Likewise.
7977 * cgraphbuild.c: Likewise.
7978 * tree-ssa-threadupdate.c: Likewise.
7979 * tree-ssa-loop-niter.c: Likewise.
7980 * tree-pretty-print.c: Likewise.
7981 * tracer.c: Likewise.
7982 * gengtype.c: Likewise.
7983 * tree-loop-distribution.c: Likewise.
7984 * tree-ssa-loop-unswitch.c: Likewise.
7985 * cgraph.c: Likewise.
7986 * cgraph.h: Likewise.
7987 * tree-ssa-loop-manip.c: Likewise.
7988 * value-prof.c: Likewise.
7989 * tree-ssa-loop-ch.c: Likewise.
7990 * tree-tailcall.c: Likewise.
7991 * value-prof.h: Likewise.
7994 * tree-pass.h: Likewise.
7995 * ipa-cp.c: Likewise.
7996 * tree-scalar-evolution.c: Likewise.
7997 * tree-scalar-evolution.h: Likewise.
7998 * target.h: Likewise.
7999 * lambda-mat.c: Likewise.
8000 * tree-phinodes.c: Likewise.
8001 * diagnostic.h: Likewise.
8002 * builtins.c: Likewise.
8003 * tree-ssa-alias-warnings.c: Likewise.
8004 * cfghooks.c: Likewise.
8005 * fold-const.c: Likewise.
8006 * cfghooks.h: Likewise.
8007 * omp-low.c: Likewise.
8008 * tree-ssa-dse.c: Likewise.
8009 * ipa-reference.c: Likewise.
8010 * tree-ssa-uncprop.c: Likewise.
8011 * toplev.c: Likewise.
8012 * tree-gimple.c: Likewise.
8013 * tree-gimple.h: Likewise.
8014 * tree-chrec.c: Likewise.
8015 * tree-chrec.h: Likewise.
8016 * tree-ssa-sccvn.c: Likewise.
8017 * tree-ssa-sccvn.h: Likewise.
8018 * cgraphunit.c: Likewise.
8019 * tree-ssa-copyrename.c: Likewise.
8020 * tree-ssa-ccp.c: Likewise.
8021 * tree-ssa-loop-ivopts.c: Likewise.
8022 * tree-nomudflap.c: Likewise.
8023 * tree-call-cdce.c: Likewise.
8024 * ipa-pure-const.c: Likewise.
8025 * c-format.c: Likewise.
8026 * tree-stdarg.c: Likewise.
8027 * tree-ssa-math-opts.c: Likewise.
8028 * tree-ssa-dom.c: Likewise.
8029 * tree-nrv.c: Likewise.
8030 * tree-ssa-propagate.c: Likewise.
8031 * ipa-utils.c: Likewise.
8032 * tree-ssa-propagate.h: Likewise.
8033 * tree-ssa-alias.c: Likewise.
8034 * gimple-low.c: Likewise.
8035 * tree-ssa-sink.c: Likewise.
8036 * ipa-inline.c: Likewise.
8037 * c-semantics.c: Likewise.
8038 * dwarf2out.c: Likewise.
8040 * tree-ssa-loop-ivcanon.c: Likewise.
8041 * predict.c: Likewise.
8042 * tree-ssa-loop.c: Likewise.
8043 * tree-parloops.c: Likewise.
8044 * tree-ssa-address.c: Likewise.
8045 * tree-ssa-ifcombine.c: Likewise.
8046 * matrix-reorg.c: Likewise.
8047 * c-decl.c: Likewise.
8048 * tree-eh.c: Likewise.
8049 * c-pretty-print.c: Likewise.
8050 * lambda-trans.c: Likewise.
8051 * function.c: Likewise.
8052 * langhooks.c: Likewise.
8053 * ebitmap.h: Likewise.
8054 * tree-vectorizer.c: Likewise.
8055 * function.h: Likewise.
8056 * langhooks.h: Likewise.
8057 * tree-vectorizer.h: Likewise.
8058 * ipa-type-escape.c: Likewise.
8059 * ipa-type-escape.h: Likewise.
8060 * domwalk.c: Likewise.
8061 * tree-if-conv.c: Likewise.
8062 * profile.c: Likewise.
8063 * domwalk.h: Likewise.
8064 * tree-data-ref.c: Likewise.
8065 * tree-data-ref.h: Likewise.
8066 * tree-flow-inline.h: Likewise.
8067 * tree-affine.c: Likewise.
8068 * tree-vect-analyze.c: Likewise.
8069 * c-typeck.c: Likewise.
8070 * gimplify.c: Likewise.
8071 * coretypes.h: Likewise.
8072 * tree-ssa-phiopt.c: Likewise.
8073 * calls.c: Likewise.
8074 * tree-ssa-coalesce.c: Likewise.
8075 * tree.def: Likewise.
8076 * tree-dfa.c: Likewise.
8077 * except.c: Likewise.
8078 * except.h: Likewise.
8079 * cfgexpand.c: Likewise.
8080 * tree-cfgcleanup.c: Likewise.
8081 * tree-ssa-pre.c: Likewise.
8082 * tree-ssa-live.c: Likewise.
8083 * tree-sra.c: Likewise.
8084 * tree-ssa-live.h: Likewise.
8085 * tree-predcom.c: Likewise.
8086 * lambda.h: Likewise.
8087 * tree-mudflap.c: Likewise.
8088 * ipa-prop.c: Likewise.
8089 * print-tree.c: Likewise.
8090 * tree-ssa-copy.c: Likewise.
8091 * ipa-prop.h: Likewise.
8092 * tree-ssa-forwprop.c: Likewise.
8093 * ggc-page.c: Likewise.
8094 * c-omp.c: Likewise.
8095 * tree-ssa-dce.c: Likewise.
8096 * tree-vect-patterns.c: Likewise.
8097 * tree-ssa-ter.c: Likewise.
8098 * tree-nested.c: Likewise.
8099 * tree-ssa.c: Likewise.
8100 * lambda-code.c: Likewise.
8101 * tree-ssa-loop-prefetch.c: Likewise.
8102 * tree-inline.c: Likewise.
8103 * tree-inline.h: Likewise.
8104 * tree-iterator.c: Likewise.
8105 * tree-optimize.c: Likewise.
8106 * tree-ssa-phiprop.c: Likewise.
8107 * tree-vect-transform.c: Likewise.
8108 * tree-object-size.c: Likewise.
8109 * tree-outof-ssa.c: Likewise.
8110 * cfgloop.c: Likewise.
8111 * system.h: Likewise.
8112 * tree-profile.c: Likewise.
8113 * cfgloop.h: Likewise.
8114 * c-gimplify.c: Likewise.
8115 * c-common.c: Likewise.
8116 * tree-vect-generic.c: Likewise.
8117 * tree-flow.h: Likewise.
8118 * c-common.h: Likewise.
8119 * basic-block.h: Likewise.
8120 * tree-ssa-structalias.c: Likewise.
8121 * tree-switch-conversion.c: Likewise.
8122 * tree-ssa-structalias.h: Likewise.
8123 * tree-cfg.c: Likewise.
8124 * passes.c: Likewise.
8125 * ipa-struct-reorg.c: Likewise.
8126 * ipa-struct-reorg.h: Likewise.
8127 * tree-ssa-reassoc.c: Likewise.
8128 * cfgrtl.c: Likewise.
8129 * varpool.c: Likewise.
8131 * tree-ssanames.c: Likewise.
8132 * tree-ssa-threadedge.c: Likewise.
8133 * langhooks-def.h: Likewise.
8134 * tree-ssa-operands.c: Likewise.
8135 * config/alpha/alpha.c: Likewise.
8136 * config/frv/frv.c: Likewise.
8137 * config/s390/s390.c: Likewise.
8138 * config/m32c/m32c.c: Likewise.
8139 * config/m32c/m32c-protos.h: Likewise.
8140 * config/spu/spu.c: Likewise.
8141 * config/sparc/sparc.c: Likewise.
8142 * config/i386/i386.c: Likewise.
8143 * config/sh/sh.c: Likewise.
8144 * config/xtensa/xtensa.c: Likewise.
8145 * config/stormy16/stormy16.c: Likewise.
8146 * config/ia64/ia64.c: Likewise.
8147 * config/rs6000/rs6000.c: Likewise.
8148 * config/pa/pa.c: Likewise.
8149 * config/mips/mips.c: Likewise.
8151 2008-07-28 Simon Baldwin <simonb@google.com>
8153 * c-pragma.c (handle_pragma_message): New function.
8154 (init_pragma): Register handle_pragma_message.
8155 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8158 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8160 PR tree-optimization/35252
8161 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8162 REALPART_EXPR to be considered as same load operation.
8164 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8166 PR tree-optimization/36830
8167 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8168 (expressions_equal_p): Return false if only one operand is null.
8170 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8172 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8173 version requirements.
8175 2008-07-26 Olivier Hainque <hainque@adacore.com>
8177 * collect2.c (symkind): New enum. Symbol kinds we care about.
8178 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8179 code and head comment accordingly.
8180 (scan_prog_file): Use symkind names instead of bare integers.
8182 2008-07-25 Jan Hubicka <jh@suse.cz>
8184 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8186 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8187 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8188 * dojump.c (clear_pending_stack_adjust): Likewise.
8189 * print-tree.c (print_node): Ignore DECL_INLINE.
8190 * tree-inline.c (inlinable_function_p): Likewise.
8192 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8194 * doc/extend.texi (hot attribute): Document that the hot attribute
8195 turns on -O3 for some ports.
8196 (cold attribute): Document that the cold attribute turns on -Os
8199 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8200 reflect function specific option support.
8202 * target.h (struct target_option_hooks): Add fields to say whether
8203 the cold attribute implies -Os and the hot attribute implies -O3.
8205 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8206 By default, do not turn on -Os for cold functions.
8207 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8208 not turn on -O3 for hot functions.
8210 * c-common.c (handle_hot_attribute): Use target hook to determine
8211 if hot functions should enable -O3.
8212 (handle_cold_attribute): Use target hook to determine if cold
8213 functions should enable -Os.
8215 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8216 (override_options): Move disable scheduling to
8217 optimization_options.
8218 (optimization_options): Disable scheduling here, not
8220 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8221 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8223 * config/ia64/ia64.c (ia64_override_options): Move setting
8224 scheduling flags to ia64_optimization_options.
8225 (ia64_optimization_options): Disable scheduling options here, and
8226 not in ia64_override_options.
8227 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8228 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8230 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8233 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8235 2008-07-25 Martin Jambor <mjambor@suse.cz>
8237 PR tree-optimization/36926
8238 * ipa-prop.c (ipa_analyze_call_uses): Call
8239 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8241 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8243 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8244 movv2si_internal): Add mem = reg alternative.
8246 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8249 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8250 DEFAULT_PCC_STRUCT_RETURN to 127.
8252 2008-07-24 Jan Hubicka <jh@suse.cz>
8254 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8255 (build_cgraph_edges): Likewise.
8256 * cgraph.c (cgraph_node): Do not update assembler hash.
8257 (cgraph_remove_node): Drop non-unit-at-a-time code.
8258 * tree-pass.h (pass_O0_always_inline): Remove.
8259 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8260 * toplev.c (process_options): Flag unit-at-a-time does not imply
8262 * cgraphunit.c: Update comments.
8263 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8264 (cgraph_assemble_pending_functions): Remove.
8265 (cgraph_reset_node): Drop non-unit-at-a-time code.
8266 (cgraph_finalize_function): Likewise.
8267 (cgraph_analyze_function): Likewise.
8268 (cgraph_finalize_compilation_unit): Likewise.
8269 (cgraph_expand_function): Likewise.
8270 (cgraph_optimize): Likesise.
8271 (save_inline_function_body): Likewise.
8272 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8273 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8274 * ipa-inline.c: Update comments.
8275 (enum inlining_mode): remove INLINE_SPEED.
8276 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8277 (cgraph_mark_inline_edge): Likewise.
8278 (try_inline): Likewise.
8279 (cgraph_decide_inlining_incrementally): Likewise.
8280 (cgraph_gate_inlining): Remove.
8281 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8282 (cgraph_gate_early_inlining): Likewise.
8283 (gate_inline_passes): Remove.
8284 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8285 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8286 pass_O0_always_inline): Remove.
8287 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8288 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8289 * opts.c (no_unit_at_a_time_default): Remove.
8290 (decode_options): Remove flag_unit_at_a_time reset and warning.
8291 * opts.h (no_unit_at_a_time_default): Remove.
8292 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8293 early in GNU dialect.
8294 (merge_decls): Update comment; drop unit-at-a-time check.
8295 (finish_decl): Likewise.
8296 (grok_declaration): Remove flag_inline_trees code.
8297 (finish_functions): Return on function returning non-void on all
8299 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8300 * cfgexpand.c (expand_one_static_var): Remove.
8301 (expand_one_var): Remove expand_one_static_var call.
8302 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8303 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8304 and flag_unit_at_a-time compatibility checks.
8305 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8306 * tree-inline.c (flag_inline_trees): Remove.
8307 (inlinable_function_p): Don't check it.
8308 (expand_call_inline): Remove non-unit-at-a-time code.
8309 * tree-inline.h (flag_inline_trees): Remove.
8310 * tree-optimize.c (execute_early_local_optimizations): Remove
8311 unit-at-a-time checks.
8312 (tree_rest_of_compilation): Likewise.
8313 * combine.c (setup_incoming_promotions): Likewise.
8314 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8315 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8316 * passes.c (pass_inline_parameters): Update comments; remove
8317 O0_alwaysinline pass.
8318 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8319 (execute_one_pass): Likewise.
8320 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8321 (ix86_function_sseregparm): Likewise.
8322 * arm.c (arm_function_in_section_p): Likewise.
8323 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8324 * varpool.c: Update comments.
8325 (decide_is_variable_needed): Remove unit-at-a-time checks.
8326 (varpool_finalize_decl): Likewise.
8328 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8330 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8332 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8334 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8336 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8337 imp symbol extension.
8339 2008-07-23 Ian Lance Taylor <iant@google.com>
8341 * tree-vrp.c (infer_value_range): Ignore asm statements when
8342 looking for memory accesses for -fdelete-null-pointer-checks.
8344 2008-07-24 Ben Elliston <bje@au.ibm.com>
8346 * config/spu/spu-c.c (__vector_keyword): New variable.
8347 (vector_keyword): Likewise.
8348 (spu_categorize_keyword): New function.
8349 (spu_macro_to_expand): Likewise.
8350 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8351 compiling an ISO C dialect.
8353 2008-07-24 Ben Elliston <bje@au.ibm.com>
8355 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8358 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8360 * configure: Regenerate.
8361 * configure.ac: Require texinfo 4.7.
8362 * doc/install.texi: Document texinfo 4.7 requirement.
8364 2008-07-23 Martin Jambor <mjambor@suse.cz>
8366 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8367 rather than for DECL_SAVED_TREE.
8368 * ipa-prop.c: Include diagnostic.h.
8369 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8371 (ipa_detect_param_modifications): Function rewritten from scratch.
8372 (ipa_compute_jump_functions): Changed accesses to modification flags.
8373 (ipa_free_node_params_substructures): Update flags destruction.
8374 (ipa_node_duplication_hook): Update flags duplication.
8375 (ipa_print_all_params_modified): Updated flag access.
8376 * ipa-prop.h (struct ipa_param_flags): New structure.
8377 (struct ipa_node_params): New field modification_analysis_done,
8378 modified_flags changed into param_flags.
8379 (ipa_is_ith_param_modified): Changed to use new flags.
8380 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8382 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8383 ipa-cp.c and split into two functions.
8384 (ipa_print_node_jump_functions): New function.
8385 (compute_scalar_jump_functions): New function.
8386 (type_like_member_ptr_p): New function.
8387 (compute_pass_through_member_ptrs): New function.
8388 (fill_member_ptr_cst_jump_function): New function.
8389 (determine_cst_member_ptr): New function.
8390 (compute_cst_member_ptr_arguments): New function.
8391 (ipa_compute_jump_functions): Complete rewrite.
8392 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8393 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8394 (struct ipa_member_ptr_cst): New structure.
8395 (union jump_func_value): New field member_cst.
8396 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8397 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8398 jump function types.
8399 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8400 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8401 instead of ipcp_print_all_jump_functions.
8402 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8403 only for replacable scalars.
8405 * doc/invoke.texi (Optimize options): Add description of
8406 -findirect-inlining.
8407 * common.opt (flag_indirect_inlining): New flag.
8408 * opts.c (decode_options): Set flag_indirect_inlining when
8411 * ipa-inline.c: Include ipa-prop.h.
8412 (inline_indirect_intraprocedural_analysis): New function.
8413 (inline_generate_summary): Allocate parameter and argument info
8414 structures, call inline_indirect_intraprocedural_analysis on each
8415 node when doing indirect inlining and deallocate indirect inlining
8416 data structures in the end.
8417 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8418 (free_all_ipa_structures_after_iinln): New function.
8419 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8421 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8423 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8424 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8425 of computing the frequency separately.
8426 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8427 of computing the frequency separately.
8428 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8429 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8430 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8431 (ipa_get_stmt_member_ptr_load_param): New function.
8432 (ipa_is_ssa_with_stmt_def): New function.
8433 (ipa_note_param_call): New function.
8434 (ipa_analyze_call_uses): New function.
8435 (ipa_analyze_stmt_uses): New function.
8436 (ipa_analyze_params_uses): New function.
8437 (ipa_free_node_params_substructures): Also free the param_calls linked
8439 (ipa_node_duplication_hook): Also duplicate the param_calls
8441 (ipa_print_node_param_flags): New function.
8442 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8443 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8444 * ipa-prop.h (struct ipa_param_flags): New field called.
8445 (struct ipa_param_call_note): New structure.
8446 (struct ipa_node_params): New fields param_calls and
8448 (ipa_is_ith_param_called): New function.
8449 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8450 ipa_analyze_params_uses and dump parameter flags.
8452 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8453 ipa_propagate_indirect_call_infos if performing indirect inlining,
8454 pass a new parameter new_edges to it.
8455 (add_new_edges_to_heap): New fucntion.
8456 (cgraph_decide_inlining_of_small_functions): New vector
8457 new_indirect_edges for newly found indirect edges , call
8458 ipa_propagate_indirect_call_infos after inlining.
8459 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8460 inlining if performing indirect inlining. Call
8461 free_all_ipa_structures_after_iinln when doing so too.
8462 (inline_generate_summary): Do not call
8463 free_all_ipa_structures_after_iinln here.
8464 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8465 (print_edge_addition_message): New function.
8466 (update_call_notes_after_inlining): New function.
8467 (propagate_info_to_inlined_callees): New function.
8468 (ipa_propagate_indirect_call_infos): New function.
8469 * ipa-prop.h: Include cgraph.h
8470 (struct ipa_param_call_note): Fields reordered, new field processed.
8471 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8473 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8474 rediscovered call statements.
8475 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8476 (dump_cgraph_node): Dump also the indirect_call flag.
8477 (cgraph_clone_edge): Copy also the indirect_call flag.
8478 * tree-inline.c (copy_bb): Do not check for fndecls from call
8479 expressions, check for edge availability when moving clones.
8480 (get_indirect_callee_fndecl): New function.
8481 (expand_call_inline): If callee declaration is not apprent from
8482 the statement, try calling get_indirect_callee_fndecl. Do not
8483 issue warnings or call sorry when not inlinings an indirect edge.
8484 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8486 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8487 bit more frandly to matching.
8488 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8489 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8490 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8492 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8495 * opth-gen.awk: Suppress function specific features when building
8497 * optc-gen.awk: Ditto.
8499 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8502 * diagnostic.c (pedwarn): Add opt parameter.
8504 * c-tree.h (pedwarn_init): Add opt parameter.
8505 (pedwarn_c90): Likewise.
8506 (pedwarn_c99): Likewise.
8507 * c-errors.c (pedwarn_c99): Likewise.
8508 (pedwarn_c90): Likewise.
8509 * toplev.h (pedwarn): Update declaration.
8510 (pedwarn0): Declare.
8511 * c-lex.c: All calls to pedwarn changed.
8512 * builtins.c: All calls to pedwarn changed.
8513 * toplev.c: All calls to pedwarn changed.
8514 * c-decl.c: All calls to pedwarn changed.
8515 * c-typeck.c: All calls to pedwarn changed.
8516 * c-common.c: All calls to pedwarn changed.
8517 * c-parser.c: All calls to pedwarn changed.
8519 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8520 Karthik Kumar <karthikkumar@gmail.com>
8522 * attribs.c (file scope): Include c-common.h.
8523 (decl_attributes): Add support for #pragma GCC optimize and
8526 * targhooks.c (default_can_inline_p): New function that is the
8527 default for the TARGET_CAN_INLINE_P target hook.
8529 * targhooks.h (default_can_inline_p): Add declaration.
8531 * tree.c (cl_optimization_node): New static tree for building
8532 OPTIMIZATION_NODE tree.
8533 (cl_target_option_node): New static tree for building
8534 TARGET_OPTION_NODE tree.
8535 (cl_option_hash_table): New hash table for hashing
8536 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8537 (cl_option_hash_hash): New function to provide the hash value for
8538 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8539 (cl_option_hash_eq): New function to provide an equality test for
8540 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8541 (tree_code_size): Add support for OPTIMIZATION_NODE and
8542 TARGET_OPTION_NODE trees.
8543 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8544 TARGET_OPTION_NODE trees.
8545 (build_optimization_node): Build a tree that has all of the
8546 current optimization options.
8547 (build_target_option_node): Build a tree that has the target
8548 options that might be changed on a per function basis.
8550 * tree.h (file scope): Include options.h.
8551 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8552 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8553 (TREE_OPTIMIZATION): Ditto.
8554 (TREE_TARGET_SPECIFIC): Ditto.
8555 (struct tree_function_decl): Add fields for remembering the
8556 current optimization options and target specific options.
8557 (struct tree_optimization_option): New tree variant that remembers
8558 the optimization options.
8559 (struct tree_target_option): New tree variant that remembers the
8560 target specific flags that might change for compiling a particular
8562 (union tree_node): Include tree_optimization_option and
8563 tree_target_option fields.
8564 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8565 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8566 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8567 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8568 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8569 optimization and target options.
8570 (optimization_default_node): New macro to refer to global_trees
8572 (optimization_current_node): Ditto.
8573 (optimization_cold_node): Ditto.
8574 (optimization_hot_node): Ditto.
8575 (target_option_default_node): Ditto.
8576 (target_option_current_node): Ditto.
8577 (current_option_pragma): Ditto.
8578 (current_optimize_pragma): Ditto.
8580 * target.h (struct gcc_target): Add valid_option_attribute_p,
8581 target_option_save, target_option_restore, target_option_print,
8582 target_option_pragma_parse, and can_inline_p hooks.
8584 * toplev.h (parse_optimize_options): Add declaration.
8585 (fast_math_flags_struct_set_p): Ditto.
8587 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8588 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8591 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8592 tree_can_inline_p hook to see if one function can inline another.
8593 (cgraph_decide_inlining): Ditto.
8594 (cgraph_decide_inlining_incrementally): Ditto.
8596 * opts.c (decode_options): Add support for running multiple times
8597 to allow functions with different target or optimization options
8598 than was specified on the command line.
8599 (fast_math_flags_struct_set_p): New function that is similar to
8600 fast_math_flags_set_p, except it uses the values in the
8601 cl_optimization structure instead of global variables.
8603 * optc-gen.awk: Add support for TargetSave to allow a back end to
8604 declare new fields that need to be saved when using function
8605 specific options. Include flags.h and target.h in the options.c
8606 source. Add support for Save to indicate which options can be set
8607 for individual functions. Generate cl_optimize_save,
8608 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8609 cl_target_option_restore, cl_target_option_print functions to
8610 allow functions to use different optimization or target options.
8612 * opt-functions.awk (var_type_struct): Return the type used for
8613 storing the field in a structure.
8615 * opth-gen.awk: Add support for TargetSave to allow a back end to
8616 declare new fields that need to be saved when using function
8617 specific options. Add support for Save to indicate which options
8618 can be set for individual functions. Only generate one extern for
8619 Mask fields. Generate cl_optimization and cl_target_option
8620 structures to remember optimization and target options.
8622 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8623 collecting new tree nodes.
8624 (TS_TARGET_OPTION): Ditto.
8626 * c-decl.c (merge_decls): Merge function specific target and
8627 optimization options.
8629 * function.c (invoke_set_current_function_hook): If the function
8630 uses different optimization options, change the global variables
8633 * coretypes.h (struct cl_optimization): Add forward reference.
8634 (struct cl_target_option): Ditto.
8636 * c-pragma.c (option_stack): New static vector to remember the
8637 current #pragma GCC option stack.
8638 (handle_pragma_option): New function to support #pragma GCC option
8639 to change target options.
8640 (optimize_stack): New static vector to remember the current
8641 #pragma GCC optimize stack.
8642 (handle_pragma_optimize): New function to support #pragma GCC
8643 optimize to change optimization options.
8644 (init_pragma): Add support for #pragma GCC optimize and #pragma
8647 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8648 optimization options.
8649 (TARGET_OPTION_NODE): New tree code for remembering certain target
8652 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8653 TARGET_OPTION_NODE trees.
8655 * common.opt (-O): Add Optimization flag.
8657 (-fmath-errno): Ditto.
8658 (-falign-functions): Add UInteger flag to make sure flag gets full
8659 int in cl_optimization structure.
8660 (-falign-jumps): Ditto.
8661 (-falign-labels): Ditto.
8662 (-falign-loops): Ditto.
8663 (-fsched-stalled-insns): Ditto.
8664 (-fsched-stalled-insns-dep): Ditto.
8666 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8668 (TARGET_OPTION_SAVE): Ditto.
8669 (TARGET_OPTION_RESTORE): Ditto.
8670 (TARGET_OPTION_PRINT): Ditto.
8671 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8672 (TARGET_CAN_INLINE_P): Ditto.
8673 (TARGET_INITIALIZER): Add new hooks.
8675 * tree-inline.c (tree_can_inline_p): New function to determine
8676 whether one function can inline another. Check if the functions
8677 use compatible optimization options, and also call the backend
8680 * tree-inline.h (tree_can_inline_p): Add declaration.
8682 * c-common.c (c_common_attribute): Add support for option and
8683 optimize attributes.
8684 (handle_option_attribute): Add support for the option attribute to
8685 allow the user to specify different target options for compiling a
8687 (handle_optimize_attribute): Add support for the optimize
8688 attribute to allow the user to specify different optimization
8689 options for compiling a specific function.
8690 (handle_hot_attribute): Turn on -O3 optimization for this one
8691 function if it isn't the default optimization level.
8692 (handle_cold_attribute): Turn on -Os optimization for this one
8693 function if it insn't the default optimization.
8694 (const_char_p): New const char * typedef.
8695 (optimize_args): New static vector to remember the optimization
8697 (parse_optimize_options): New function to set up the optimization
8698 arguments from either the optimize attribute or #pragma GCC optimize.
8700 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8701 (builtin_define_std): Ditto.
8703 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8704 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8705 (x86_64-*-*): Ditto.
8707 * Makefile.in (TREE_H): Add options.h.
8708 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8710 * doc/extend.texi (option attribute): Document new attribute.
8711 (optimize attribute): Ditto.
8712 (hot attribute): Document hot attribute sets -O3.
8713 (cold attribute): Document cold attribute sets -Os.
8714 (#pragma GCC option): Document new pragma.
8715 (#pragma GCC optimize): Ditto.
8717 * doc/options.texi (TargetSave): Document TargetSave syntax.
8718 (UInteger): Document UInteger must be used for certain flags.
8719 (Save): Document Save option to create target specific options
8720 that can be saved/restored on a function specific context.
8722 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8723 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8725 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8726 (TARGET_OPTION_SAVE): Ditto.
8727 (TARGET_OPTION_RESTORE): Ditto.
8728 (TARGET_OPTION_PRINT): Ditto.
8729 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8730 (TARGET_CAN_INLINE_P): Ditto.
8732 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8734 (-mfpmath=both): Ditto.
8736 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8737 Karthik Kumar <karthikkumar@gmail.com>
8739 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8740 (TARGET_POPCNT): Ditto.
8741 (TARGET_SAHF): Ditto.
8742 (TARGET_AES): Ditto.
8743 (TARGET_PCLMUL): Ditto.
8744 (TARGET_CMPXCHG16B): Ditto.
8745 (TARGET_RECIP): Move switch into target_flags.
8746 (TARGET_FUSED_MADD): Ditto.
8747 (ix86_arch_features): Make an unsigned char type.
8748 (ix86_tune_features): Ditto.
8749 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8750 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8751 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8753 * config/i386/i386.opt (arch): New TargetSave field to define
8754 fields that need to be saved for function specific option support.
8757 (branch_cost): Ditto.
8758 (ix86_isa_flags_explicit): Ditto.
8759 (tune_defaulted): Ditto.
8760 (arch_specified): Ditto.
8761 (-m128-long-double): Add Save flag to save option for target
8762 specific option support.
8764 (-maccumulate-outgoing-args): Ditto.
8765 (-malign-double): Ditto.
8766 (-malign-stringops): Ditto.
8767 (-mfancy-math-387): Ditto.
8768 (-mhard-float): Ditto.
8770 (-minline-all-stringops): Ditto.
8771 (-minline-stringops-dynamically): Ditto.
8772 (-mms-bitfields): Ditto.
8773 (-mno-align-stringops): Ditto.
8774 (-mno-fancy-math-387): Ditto.
8775 (-mno-push-args): Ditto.
8776 (-mno-red-zone): Ditto.
8777 (-mpush-args): Ditto.
8778 (-mred-zone): Ditto.
8780 (-msseregparm): Ditto.
8781 (-mstack-arg-probe): Ditto.
8796 (-mrecip): Move flag into target_flags.
8798 (-mno-fused-madd): Ditto.
8799 (-mfused-madd): Ditto.
8800 (-mabm): Move flag into ix86_isa_flags.
8807 * config/i386/i386-c.c: New file for #pragma support.
8808 (ix86_target_macros_internal): New function to #define or #undef
8809 target macros based when the user uses the #pragma GCC option to
8810 change target options.
8811 (ix86_pragma_option_parse): New function to add #pragma GCC option
8813 (ix86_target_macros): Move defining the target macros here from
8814 TARGET_CPU_CPP_BUILTINS in i386.h.
8815 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8816 defined, initialize any subtarget #pragmas.
8818 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8819 REGISTER_TARGET_PRAGMAS.
8821 * config/i386/t-i386: New file for x86 dependencies.
8822 (i386.o): Make dependencies mirror the include files used.
8823 (i386-c.o): New file, add dependencies.
8825 * config/i386/i386-protos.h (override_options): Add bool argument.
8826 (ix86_valid_option_attribute_tree): Add declaration.
8827 (ix86_target_macros): Ditto.
8828 (ix86_register_macros): Ditto.
8830 * config/i386/i386.c (ix86_tune_features): Move initialization of
8831 the target masks to initial_ix86_tune_features to allow functions
8832 to have different target options. Make type unsigned char,
8833 instead of unsigned int.
8834 (initial_ix86_tune_features): New static vector to hold processor
8835 masks for the tune variables.
8836 (ix86_arch_features): Move initialization of the target masks to
8837 initial_ix86_arch_features to allow functions to have different
8838 target options. Make type unsigned char, instead of unsigned int.
8839 (initial_ix86_arch_features): New static vector to hold processor
8840 masks for the arch variables.
8841 (enum ix86_function_specific_strings): New enum to describe the
8842 string options used for attribute((option(...))).
8843 (ix86_target_string): New function to return a string that
8844 describes the target options.
8845 (ix86_debug_options): New function to print the current options in
8847 (ix86_function_specific_save): New function hook to save the
8848 function specific global variables in the cl_target_option structure.
8849 (ix86_function_specific_restore): New function hook to restore the
8850 function specific variables from the cl_target_option structure to
8851 the global variables.
8852 (ix86_function_specific_print): New function hook to print the
8853 target specific options in the cl_target_option structure.
8854 (ix86_valid_option_attribute_p): New function hook to validate
8855 attribute((option(...))) arguments.
8856 (ix86_valid_option_attribute_tree): New function that is common
8857 code between attribute((option(...))) and #pragma GCC option
8858 support that parses the options and returns a tree holding the options.
8859 (ix86_valid_option_attribute_inner_p): New helper function for
8860 ix86_valid_option_attribute_tree.
8861 (ix86_can_inline_p): New function hook to decide if one function
8862 can inline another on a target specific basis.
8863 (ix86_set_current_function); New function hook to switch target
8864 options if the user used attribute((option(...))) or #pragma GCC
8866 (ix86_tune_defaulted): Move to static file scope from
8868 (ix86_arch_specified): Ditto.
8869 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8871 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8872 (OPTION_MASK_ISA_ABM_SET): Ditto.
8873 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8874 (OPTION_MASK_ISA_CX16_SET): Ditto.
8875 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8876 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8877 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8878 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8879 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8880 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8881 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8882 (struct ptt): Move to static file scope from override_options.
8883 (processor_target_table): Ditto.
8885 (ix86_handle_option): Add support for options that are now isa options.
8886 (override_options): Add support for declaring functions that
8887 support different target options than were specified on the
8888 command line. Move struct ptt, processor_target_table, cpu_names,
8889 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8890 Add bool argument. Fix up error messages so the appropriate error
8891 is given for either command line or attribute.
8892 (ix86_previous_fndecl): New static to remember previous function
8893 declaration to see if we need to change target options.
8894 (ix86_builtins_isa): New array to record the ISA of each builtin
8896 (def_builtin): Always create the builtin function, even if the
8897 current ISA doesn't support it.
8898 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8899 tests for those builtins.
8900 (ix86_init_builtins): Remove TARGET_MMX test for calling
8901 ix86_init_mmx_sse_builtins.
8902 (ix86_expand_builtin): If the current ISA doesn't support a given
8903 builtin, signal an error.
8904 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8905 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8906 (TARGET_OPTION_SAVE): Ditto.
8907 (TARGET_OPTION_RESTORE): Ditto.
8908 (TARGET_OPTION_PRINT): Ditto.
8909 (TARGET_CAN_INLINE_P): Ditto.
8911 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8913 * c-typeck.c (build_external_ref): Don't call assemble_external.
8914 * final.c (output_operand): Call assemble_external.
8916 2008-07-21 DJ Delorie <dj@redhat.com>
8918 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8919 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8921 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8923 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8924 original insn and splitter contents into ...
8925 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8926 flag_unsafe_math_optimizations. Add dummy scratch register.
8927 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8928 !flag_unsafe_math_optimizations. Returns number with next
8929 highest magnitude if this is still less or equal to the true
8930 quotient in magnitude.
8932 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8934 * Makefile.in: Replace toplev.h with TOPLEV_H.
8935 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8936 * c-lex.c (fe_file_change): Don't set in_system_header.
8937 * c-parser.c (c_token): Remove in_system_header.
8938 (c_lex_one_token): Don't set in_system_header.
8939 (c_parser_set_source_position_from_token): Don't set in_system_header.
8940 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8943 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8944 * flags.h (in_system_header): Remove.
8945 * function.c (saved_in_system_header): Remove.
8946 (push_cfun): Don't set in_system_header.
8947 (pop_cfun): Don't set in_system_header.
8948 (push_struct_function): Don't set in_system_header.
8949 * input.h (expanded_location): Add sysp.
8950 (in_system_header_at): New.
8951 (in_system_header): New.
8952 * toplev.c (in_system_header): Remove.
8953 * toplev.h: Include input.h
8955 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8956 * tree-ssa.c (warn_uninit): Call warning_at.
8957 (warn_uninitialized_var): Update calls to warn_uninit.
8958 (warn_uninitialized_phi): Update calls to warn_uninit.
8959 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8960 (expand_location): Initialize xloc.sysp.
8961 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8962 (tree_decl_with_vis): Remove in_system_header_flag.
8964 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8967 * recog.c (asm_operand_ok): Change the order of the extra
8968 memory constraint checks.
8970 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8973 * tree-switch-conversion.c (build_one_array): Call
8974 varpool_mark_needed_node and varpool_finalize_decl
8975 instead of assemble_variable.
8977 2008-07-19 Jan Hubicka <jh@suse.cz>
8979 * cgraph.c (cgraph_add_new_function): Do early local passes.
8980 * tree-nrv.c (gate_pass_return_slot): New gate.
8981 (pass_nrv): Add the gate.
8982 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8984 (coalesce_ssa_name): Coalesce SSA names.
8985 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8986 not optimizing so unused user vars remains visible.
8987 * common.opt (flag_tree_ter): Always enable by default.
8988 * tree-ssa-ter.c: Include flags.h
8989 (is_replaceable_p): Check that locations match; when aliasing
8990 is missing be conservative about loads.
8991 * tree-optimize.c (gate_init_datastructures): Remove.
8992 (pass_init_datastructures): New.
8993 * passes.c: Reorder passes so we always go into SSA.
8995 2008-07-19 Jan Hubicka <jh@suse.cz>
8997 * doc/extend.texi (flatten attribute): Remove note about
8999 * doc/invoke.texi (--combine): Likewise.
9000 (-finline-functions-called-once): Update levels when enabled.
9001 (-funit-at-a-time): Document new behaviour.
9002 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9003 -fno-section-anchors when disabled explicitly.
9004 (inline params): They are not ignored now.
9005 (precompiled headers): Remove unit-at-a-time as being incompatible.
9006 * opts.c (decode_options): Handle unit-at-a-time as alias;
9007 imply -fno-section-anchors when toplevel reorder is disabled
9009 * common.opt (ftoplevel-reorder): Set default value to 2.
9010 (funit-at-a-time): Set default value to 1.
9011 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9014 2008-07-19 Jan Hubicka <jh@suse.cz>
9016 * builtins.c (expand_builtin_int_roundingfn,
9017 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9020 2008-07-19 Richard Guenther <rguenther@suse.de>
9023 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9024 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9025 * tree-ssa-pre.c (get_expr_value_id): For newly created
9026 constant value-ids make sure to add the expression to its
9029 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9032 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9033 return value of the builtin is ignored.
9035 2008-07-19 Olivier Hainque <hainque@adacore.com>
9037 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9038 bits, a C conformant malloc implementation has to provide.
9039 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9041 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9045 * reload.c (find_reloads_subreg_address): Only reload address if
9046 reloaded == 0, not for reloaded != 1.
9049 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9050 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9051 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9052 m32c_legitimize_reload_address.
9054 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9055 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9056 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9058 2008-07-19 Olivier Hainque <hainque@adacore.com>
9060 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9061 argument, saying whether nested array are to be collapsed
9062 into a single array type DIE with multiple subscripts.
9063 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9064 issues, centralize the nested array types collapsing control and
9065 disable the transformation for Ada.
9067 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9070 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9072 (x86_64_shift_adj_2): New expander.
9073 (x86_64_shift_adj_3): Ditto.
9074 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9075 to split TImode operands.
9076 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9077 (ix86_split_lshr): Ditto.
9079 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9081 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9082 and __CHAR32_TYPE__.
9083 * c-typeck.c (digest_init): Support char16_t and char32_t.
9084 (set_nonincremental_init_from_string): Idem.
9086 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9089 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9090 PREFERRED_STACK_BOUNDARY.
9091 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9093 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9096 * function.c (locate_and_pad_parm): Cap boundary earlier.
9098 2008-07-17 Julian Brown <julian@codesourcery.com>
9100 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9101 no-op for targets which don't use DLLs.
9103 2008-07-17 Martin Jambor <mjambor@suse.cz>
9105 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9106 that nodes are relevant by examining the node->analyzed flag.
9107 (ipcp_init_stage): Check which nodes are relevant, assert that the
9108 relevant ones are also required.
9109 (ipcp_propagate_stage): Check on the side arrays are properly
9111 (ipcp_print_all_jump_functions): Make sure not to touch any node
9112 that is not analyzed or an edge that does not have a corresponding
9113 entry in the on-the-side vectors.
9114 (ipcp_function_scale_print): Likewise.
9115 (ipcp_update_callgraph): Check that the node is relevant.
9116 (ipcp_insert_stage): Check that the node is relevant. Check there is
9117 an info for every node and edge.
9118 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9119 (ipa_print_all_tree_maps): Likewise and a new variable info.
9120 (ipa_print_all_params_modified): Likewise.
9121 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9123 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9126 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9128 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9130 PR rtl-optimization/36753
9131 * fwprop.c (use_killed_between): Don't shortcut
9132 single-definition global registers.
9134 2008-07-16 Jan Hubicka <jh@suse.cz>
9136 * cgraph.h (varpool_empty_needed_queue): Declare.
9137 * cgraphunit.c (output_in_order): Mark all variables as needed;
9139 * varpool.c (varpool_assemble_node): Update debug queue.
9140 (varpool_assemble_pending_decls): Don't do it here.
9141 (varpool_empty_needed_queue): New function.
9143 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9145 * recog.c (peephole2_optimize): Fix formatting.
9147 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9149 * c-pch.c (get_ident): Avoid C++ keywords.
9150 * combine-stack-adj.c (single_set_for_csa): Likewise.
9151 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9152 output_asm_insn): Likewise.
9153 * reload.c (push_secondary_reload, find_reusable_reload,
9154 push_reload, combine_reloads, find_reloads,
9155 debug_reload_to_stream): Likewise.
9156 * reload.h (struct reload): Likewise.
9157 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9158 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9159 emit_output_reload_insns): Likewise.
9160 * targhooks.c (default_secondary_reload): Likewise.
9161 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9163 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9165 * recog.c (validate_change_1, validate_change,
9166 validate_unshare_change, validate_replace_rtx_1, struct
9167 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9169 * reload.c (push_secondary_reload, secondary_reload_class,
9170 scratch_reload_class, find_valid_class, find_reusable_reload,
9171 push_reload, find_dummy_reload, find_reloads_address_1,
9172 find_reloads_address_part, find_equiv_reg): Likewise.
9173 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9174 choose_reload_regs): Likewise.
9175 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9177 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9178 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9179 * sched-rgn.c (concat_INSN_LIST): Likewise.
9180 * stor-layout.c (mode_for_size, mode_for_size_tree,
9181 smallest_mode_for_size): Likewise.
9183 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9185 * cfg.c (dump_reg_info): Avoid C++ keywords.
9186 * dwarf2asm.c (dw2_force_const_mem,
9187 dw2_asm_output_encoded_addr_rtx): Likewise.
9188 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9189 * expmed.c (expand_shift): Likewise.
9190 * global.c (find_reg): Likewise.
9191 * graph.c (draw_edge): Likewise.
9192 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9193 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9194 widen_clz, widen_bswap, expand_parity, expand_unop,
9195 emit_cmp_and_jump_insn_1): Likewise.
9196 * postreload.c (reload_cse_simplify_operands): Likewise.
9197 * ra.h (add_neighbor): Likewise.
9198 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9199 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9200 record_reg_classes, copy_cost, record_address_regs,
9201 invalid_mode_change_p): Likewise.
9202 * regrename.c (regrename_optimize, scan_rtx_reg,
9203 dump_def_use_chain, find_oldest_value_reg,
9204 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9206 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9208 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9209 MASK_POWERPC64 for power4 in previous commit.
9211 2008-07-16 Olivier Hainque <hainque@adacore.com>
9213 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9214 instead of bare conversion to cast const-ness away.
9216 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9218 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9219 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9220 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9221 (TARGET_FUNCTION_VALUE): Define.
9223 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9225 * config/rs6000/rs6000.c (processor_target_table): Add
9226 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9228 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9231 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9232 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9233 m32c_legitimize_reload_address.
9235 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9237 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9238 DECL_IN_SYSTEM_HEADER in sync.
9240 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9242 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9243 * tree-ssa-pre.c (pre_expr_eq): Ditto
9244 (get_constant_for_value_id): Take a type as an argument.
9245 (fully_constant_expression): Pass in type.
9246 (find_or_generate_expression): Short circuit constant case.
9247 (create_expression_by_pieces): Remove special casing of
9249 (do_regular_insertion): Short circuit constant case.
9250 (do_partial_partial_insertion): Ditto.
9252 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9255 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9257 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9259 * config/xtensa/libgcc-xtensa.ver: New file.
9260 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9262 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9264 * df-problems.c (df_set_note): Avoid C++ keywords.
9265 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9266 * dse.c (record_store, remove_useless_values): Likewise.
9267 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9268 gen_reg_rtx_offset, operand_subword, change_address_1,
9269 change_address, adjust_address_1, offset_address,
9270 widen_memory_access, emit_copy_of_insn_after): Likewise.
9271 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9272 * fwprop.c (should_replace_address, propagate_rtx_1,
9273 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9275 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9276 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9277 * lcm.c (compute_insert_delete, pre_edge_lcm,
9278 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9279 * lower-subreg.c (resolve_reg_notes): Likewise.
9280 * mode-switching.c (optimize_mode_switching): Likewise.
9282 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9284 * bt-load.c (add_btr_def, migrate_btr_def,
9285 branch_target_load_optimize): Avoid C++ keywords.
9286 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9288 * combine.c (subst, simplify_set, make_extraction,
9289 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9290 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9291 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9293 2008-07-15 Richard Guenther <rguenther@suse.de>
9296 * c-common.c (strict_aliasing_warning): Do not warn for
9297 TYPE_REF_CAN_ALIAS_ALL pointers.
9298 (c_common_get_alias_set): may_alias types are not special.
9299 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9300 attribute and set can_ref_all accordingly.
9301 (build_reference_type_for_mode): Likewise.
9302 * doc/extend.texi (may_alias): Clarify.
9304 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9307 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9308 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9310 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9313 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9314 gcc_assert, instead call output_operand_lossage.
9316 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9318 * builtins.c (std_canonical_va_list): Treat structure based
9321 2008-07-15 Ben Elliston <bje@au.ibm.com>
9323 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9325 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9327 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9330 2008-07-14 Jan Hubicka <jh@suse.cz>
9332 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9333 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9334 fix predicates and constraints.
9335 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9336 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9338 2008-07-14 Doug Kwan <dougkwan@google.com>
9340 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9341 additional option file arm/eabi.opt.
9342 * config/arm/eabi.h (File): New configuration file for EABI targets.
9343 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9344 SUBSUBTARGET_EXTRA_SPECS.
9345 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9346 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9347 from STARTFILE_SPEC so that it can be referenced in an override.
9348 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9349 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9350 can be referenced in an override.
9351 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9352 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9353 so that it can be referenced in an override.
9354 (LINK_SPEC): Use BPABI_LINK_SPEC.
9355 * config/arm/eabi.opt (File): New.
9357 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9359 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9360 (FIXED_VALUE_H): New variable.
9361 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9362 input.h, fixed-value.h.
9363 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9364 (BASIC_BLOCK_H): Use $(BITMAP_H).
9365 (FUNCTION_H): Add varray.h.
9366 (IPA_REFERENCE_H): Use $(BITMAP_H).
9367 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9368 (DF_H): Use $(BITMAP_H).
9369 (GGC_H): Add statistics.h.
9371 (INSN_ATTR_H): Use it.
9372 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9374 (SYMTAB_H): Add $(OBSTACK_H).
9375 (CPP_INTERNAL_H): New.
9376 (TREE_DUMP_H): Add tree-pass.h.
9377 (TREE_FLOW_H): Use $(BITMAP_H)
9378 (PRETTY_PRINT_H): Use $(INPUT_H).
9379 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9382 (many object files): Fix lots of header dependencies throughout.
9384 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9386 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9388 (s-gtyp-input): Use them to write tmp-gi.list.
9389 (echo_to_gi.list): Remove.
9391 2008-07-14 Richard Guenther <rguenther@suse.de>
9393 * tree-ssa-sccvn.c (pre_info): Remove.
9394 (switch_to_PRE_table): Likewise.
9395 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9396 (set_hashtable_value_ids): Do not create value-ids for the
9398 (run_scc_vn): Remove double test. Remove bogus special-case
9399 in value-number printing.
9400 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9401 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9403 * tree-flow-inline.h (get_value_handle): Remove.
9404 * tree-flow.h (get_value_handle): Remove.
9406 2008-07-14 Martin Jambor <mjambor@suse.cz>
9408 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9409 in which we generate arithmetics is not a subrange.
9411 2008-07-14 Martin Jambor <mjambor@suse.cz>
9413 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9415 2008-07-14 Richard Guenther <rguenther@suse.de>
9417 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9419 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9422 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9423 reload for symbol refs moved to r0 with -fPIC.
9424 (legitimize_pic_address): Use the target register as temporary
9426 (emit_symbolic_move): Adjust comment.
9427 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9430 2008-07-14 Ben Elliston <bje@au.ibm.com>
9432 * c-common.h (C_CPP_HASHNODE): New macro.
9433 * coretypes.h (struct cpp_token): Forward declare.
9434 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9435 the context-sensitive keyword method.
9436 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9437 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9438 expand_bool_pixel): New.
9439 (altivec_categorize_keyword): New function.
9440 (init_vector_keywords): New function.
9441 (rs6000_macro_to_expand): Likewise.
9442 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9443 compiling an ISO C dialect.
9445 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9447 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9448 (create_expression_by_pieces): Fix typo.
9449 (do_regular_insertion): Use debug counter here too.
9451 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9454 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9455 CONST_OK_FOR_LETTER_P. All port-local users changed.
9456 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9457 implement Kp matching power-of-two.
9458 (CONSTRAINT_LEN): Define to match.
9459 * config/cris/cris.md: Replace all use of constraint K with Kc.
9460 ("*btst*): Use Kp for operand 0 of last alternative.
9462 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9465 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9468 2008-07-13 Jan Hubicka <jh@suse.cz>
9470 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9473 2008-07-13 Richard Guenther <rguenther@suse.de>
9476 * langhooks.c (lhd_print_error_function): Deal with recursive
9479 2008-07-12 Jan Hubicka <jh@suse.cz>
9481 * cgraph.c (assembler_name_hash): New static var.
9482 (hash_node_by_assembler_name, eq_assembler_name): New.
9483 (cgraph_node_for_asm): Use hashtable.
9484 (cgraph_remove_node): Maintain hashtable.
9485 (change_decl_assembler_name): Sanity check that names are not changing
9486 after aliasing was processed.
9487 * cgraph.h (varpoon_node): Add next GGC marker.
9488 * tree.c (decl_assembler_name_equal): Constify.
9489 (decl_assembler_name_hash): New.
9490 * tree.h (decl_assembler_name_equal): Constify.
9491 (decl_assembler_name_hash): Update.
9493 2008-07-12 David Daney <ddaney@avtrex.com>
9495 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9498 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9500 * doc/md.texi: Document the MIPS "v" constraint.
9501 * config/mips/mips.h (reg_class): Revert last change.
9502 (REG_CLASS_NAMES): Likewise.
9503 (REG_CLASS_CONTENTS): Likewise.
9504 * config/mips/mips.c (mips_regno_to_class): Likewise.
9505 * config/mips/constraints.md (v): Likewise, but add documentation.
9506 Add a comment to say that this constraint should not be used in
9509 2008-07-11 DJ Delorie <dj@redhat.com>
9511 * config/h8300/h8300.md (length): Fix branch offset limit.
9513 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9515 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9516 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9517 (avr_hard_regno_scratch_ok): New function.
9518 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9519 * config/avr/avr.md (all peepholes that request a scratch register):
9520 Remove avr_peep2_scratch_safe use.
9522 2008-07-11 Tom Tromey <tromey@redhat.com>
9523 Ian Lance Taylor <iant@google.com>
9525 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9526 (struct c_common_resword): Define.
9527 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9528 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9529 (c_common_reswords, num_c_common_reswords): Declare.
9530 * c-common.c (c_common_reswords): New global const array.
9531 (num_c_common_reswords): New const int.
9532 * c-parser.c (struct resword, reswords): Don't define.
9533 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9534 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9535 than reswords. If warning about C++ keywords, give them a special
9537 (c_lex_one_token): Warn about C++ keywords. Call
9538 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9539 (c_parser_external_declaration): Look for RID_xxx rather than
9540 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9541 (c_parser_statement_after_labels): Likewise.
9542 (c_parser_objc_class_instance_variables): Likewise.
9543 (c_parser_objc_class_declaration): Likewise.
9544 (c_parser_objc_try_catch_statement): Likewise.
9545 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9546 (declspecs_add_type): Likewise.
9548 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9550 * ggc-page.c (alloc_page):
9551 Substituting xmalloc, xcalloc with
9552 XNEWVEC and XCNEWVAR macros which add the
9555 2008-07-11 Richard Guenther <rguenther@suse.de>
9557 PR tree-optimization/36765
9558 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9559 aliases from HEAP vars to SMTs.
9561 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9563 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9564 * configure.ac (loose_warn): Move -Wc++-compat from here...
9565 (strict_warn): ...to here.
9566 * configure: Regenerate.
9568 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9570 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9571 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9572 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9573 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9574 excluding more specific h8300-*-* and sh-*-* targets.
9576 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9578 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9580 (execute_pre): Call loop_optimizer_finalize in early exit.
9582 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9585 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9586 uids in the bitmap, not just VAR_DECL uids.
9588 PR rtl-optimization/36419
9589 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9590 (combine_stack_adjustments_for_block): Call it if needed. Delete
9592 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9593 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9594 prologue sp adjustment.
9596 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9599 * opts.c (print_ignored_options): Report postponed diagnostics for
9600 unknown -Wno-* options as warnings, not errors.
9601 (postpone_unknown_option_error): Renamed to...
9602 (postpone_unknown_option_warning): ... this.
9604 2008-07-09 Doug Kwan <dougkwan@google.com>
9607 2008-07-08 Doug Kwan <dougkwan@google.com>
9609 * config/arm/arm.opt (mandroid): New option.
9610 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9611 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9613 (CC1PLUS_SPEC): Same.
9615 (STARTFILE_SPEC): Same.
9616 (ENDFILE_SPEC): Same.
9617 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9620 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9623 * config/mips/mips.h (reg_class): Remove V1_REG.
9624 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9625 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9627 (mips_get_tp): New function.
9628 (mips_legitimize_tls_address): Use it.
9629 * config/mips/constraints.md (v): Delete.
9630 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9631 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9632 After reload, split into a move and ...
9633 (*tls_get_tp_<mode>_split): ...this new instruction.
9635 2008-07-09 David Daney <ddaney@avtrex.com>
9637 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9639 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9641 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9642 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9644 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9645 htab_delete should be called. Don't free c.
9646 (lookup_tmp_var): Create temp_htab lazily.
9647 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9648 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9650 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9651 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9652 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9653 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9654 * tree-sra.c (generate_element_init): Likewise.
9655 * tree-mudflap.c (execute_mudflap_function_ops,
9656 execute_mudflap_function_decls): Likewise.
9657 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9658 * tree-gimple.h (struct gimplify_ctx): New type.
9659 (push_gimplify_context): Adjust prototype.
9661 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9663 * tree-ssa-pre.c (phi_translate_1): Update placement of
9666 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9668 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9669 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9670 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9671 * targhooks.c (default_hard_regno_scratch_ok): New function.
9672 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9673 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9674 * recog.c: Include "target.h".
9675 (peep2_find_free_register): Add check for global regs. Add target
9677 * Makefile.in (recog.o): Depend on target.h.
9679 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9681 * config/sh/sh.c (sh_canonical_va_list_type): New.
9682 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9684 2008-07-09 Raksit Ashok <raksit@google.com>
9686 * doc/invoke.texi (Option Summary): Mention new option
9687 -Wdisallowed-function-list=...
9688 (Warning Options): Document -Wdisallowed-function-list=...
9689 * common.opt (Wdisallowed-function-list=): New flag.
9690 * flags.h (warn_disallowed_functions): External definition of new
9691 boolean warning flag.
9692 (warn_if_disallowed_function_p): Declare new function.
9693 * opts.c (warning_disallowed_functions): New static variable.
9694 (warn_disallowed_functions): New boolean warning flag.
9695 (warn_if_disallowed_function_p): New function.
9696 (add_comma_separated_to_vector): Rename
9697 add_instrument_functions_exclude_list to this.
9698 (common_handle_option): Handle new option. Rename calls to
9699 add_instrument_functions_exclude_list into calls to
9700 add_comma_separated_to_vector.
9701 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9702 based on flag warn_disallowed_functions.
9704 2008-07-09 Christian Bruel <christian.bruel@st.com>
9706 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9707 instead of get_attr_length.
9709 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9711 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9713 * genemit.c (gen_insn): Likewise.
9714 * gengtype.c (note_def_vec): Likewise.
9715 * gengtype.h (note_def_vec): Likewise.
9716 * genoutput.c (struct data, output_insn_data, process_template,
9717 gen_expand, gen_split, note_constraint): Likewise.
9718 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9719 make_insn_sequence): Likewise.
9720 * gensupport.c (record_insn_name): Likewise.
9722 2008-07-08 Doug Kwan <dougkwan@google.com>
9724 * config/arm/arm.opt (mandroid): New option.
9725 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9726 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9728 (CC1PLUS_SPEC): Same.
9730 (STARTFILE_SPEC): Same.
9731 (ENDFILE_SPEC): Same.
9732 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9735 2008-07-08 Raksit Ashok <raksit@google.com>
9737 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9738 (set_storage_via_setmem): Fix expected_align parameter.
9739 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9740 missing from the list.
9741 * doc/md.texi (movmem): Explicitly state that expected alignment is
9742 to be expressed in bytes.
9743 (setmem): Explicitly state that expected alignment is to be expressed
9746 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9748 * reload.c (find_reloads_subreg_address): Do not require validity
9749 of address in original mode before reloading address.
9751 2008-07-07 Tianwei Sheng <tianweis@google.com>
9753 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9754 bounds array access.
9756 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9758 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9760 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9762 Fix PR tree-optimization/23455
9763 Fix PR tree-optimization/35286
9764 Fix PR tree-optimization/35287
9765 * Makefile.in (OBJS-common): Remove tree-vn.o.
9766 (tree-vn.o): Remove.
9767 * dbgcnt.def: Add treepre_insert debug counter.
9768 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9769 (debug_value_expressions): Ditto.
9770 (print_value_expressions): Ditto.
9771 * tree-pretty-print.c (dump_generic_node): Updated for
9772 VALUE_HANDLE removal.
9773 * tree-ssa-dom.c (record_equality): Ditto.
9774 (cprop_operand): Ditto.
9775 (lookup_avail_expr): Ditto.
9776 * tree-ssa-threadedge.c
9777 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9778 (simplify_control_stmt_condition): Ditto.
9779 * tree.c (tree_code_size): Ditto.
9780 (tree_node_structure): Ditto.
9781 (iterative_hash_expr): Ditto.
9783 * tree.h (VALUE_HANDLE_ID): Ditto.
9784 (VALUE_HANDLE_EXPR_SET): Ditto.
9785 (struct tree_value_handle): Ditto.
9786 (union tree_node): Ditto.
9787 * treestruct.def: Ditto.
9788 * tree-vn.c: Removed.
9789 * tree-ssa-pre.c: Rewritten entirely.
9790 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9791 (constant_value_ids): Ditto.
9792 (vn_nary_op_t): Moved to header.
9794 (vn_reference_op_t): Ditto
9795 (vn_reference_t): Ditto.
9796 (next_value_id): New variable.
9797 (VN_INFO): Add an assert.
9798 (vn_constant_eq): New function.
9799 (vn_constant_hash): Ditto.
9800 (get_or_alloc_constant_value_id): Ditto.
9801 (value_id_constant_p): Ditto.
9802 (vn_reference_compute_hash): De-staticify.
9803 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9804 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9805 (valueize_refs): Update opcode if it changes from ssa name to constant.
9806 (vn_reference_lookup_1): Add new argument.
9807 (vn_reference_lookup): Ditto.
9808 (vn_reference_lookup_pieces): New function.
9809 (vn_reference_insert): Add return type. Modify to deal with value ids.
9810 (vn_reference_insert_pieces): New function.
9811 (vn_nary_op_compute_hash): De-staticify.
9812 (vn_nary_op_eq): Ditto.
9813 (vn_nary_op_lookup_pieces): New function.
9814 (vn_nary_op_lookup): Add new argument.
9815 (vn_nary_op_insert_pieces): New function.
9816 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9817 (vn_phi_insert): Ditto.
9818 (visit_unary_op): Update for callee changes.
9819 (visit_binary_op): Ditto.
9820 (visit_reference_op_load): Ditto.
9821 (visit_reference_op_store): Ditto.
9822 (init_scc_vn): Init next_value_id, constant_to_value_id and
9824 (free_scc_vn): Free them.
9825 (set_hashtable_value_ids): New function.
9826 (run_scc_vn): Use it.
9827 (get_max_value_id): New function.
9828 (get_next_value_id): Ditto.
9829 (expressions_equal_p): Moved from tree-vn.c
9830 (sort_vuses): Ditto.
9831 (sort_vuses_heap): Ditto.
9832 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9834 * tree.c (iterative_hash_hashval_t): Made non-static
9835 * tree.h (iterative_hash_hashval_t): Declare it.
9837 2008-07-08 Martin Jambor <mjambor@suse.cz>
9839 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9840 instead of ipa_create_node_params.
9841 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9842 ipa_check_create_edge_args, free them with
9843 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9845 * ipa-prop.c: Include flags.h and tree-inline.h.
9846 (ipa_node_params_vector): New variable.
9847 (ipa_edge_args_vector): New variable.
9848 (edge_removal_hook_holder): New variable.
9849 (node_removal_hook_holder): New variable.
9850 (edge_duplication_hook_holder): New variable.
9851 (node_duplication_hook_holder): New variable.
9852 (ipa_detect_param_modifications): Check for presence of modified flags.
9853 (ipa_compute_jump_functions): Check for presence of jump functions.
9854 (ipa_free_edge_args_substructures): New function.
9855 (ipa_create_node_params): Removed.
9856 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9857 (ipa_free_node_params_substructures): New function.
9858 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9860 (ipa_edge_removal_hook): New function.
9861 (ipa_node_removal_hook): New function.
9862 (duplicate_array): New function.
9863 (ipa_edge_duplication_hook): New function.
9864 (ipa_node_duplication_hook): New function.
9865 (ipa_register_cgraph_hooks): New function.
9866 (ipa_unregister_cgraph_hooks): New function.
9867 (free_all_ipa_structures_after_ipa_cp): New function.
9869 * ipa-prop.h: Include vec.h.
9870 (ipa_node_params_t): New typedef with vector types for it.
9871 (ipa_edge_args_t): New typedef with vector types for it.
9872 (IPA_NODE_REF): Changed to access an on-the-side vector.
9873 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9874 (ipa_check_create_node_params): New function.
9875 (ipa_check_create_edge_args): New function.
9877 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9880 2008-07-07 Tom Tromey <tromey@redhat.com>
9882 * configure, config.in: Rebuilt.
9883 * configure.ac: Don't check for scandir or alphasort.
9885 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9887 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9888 types immediately after creating them.
9890 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9892 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9894 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9896 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9897 dump_constraint_graph.
9898 (dump_constraint_edge): New function.
9899 (dump_constraint_graph): New function.
9900 (debug_constraint_graph): New function.
9901 (dump_constraint): Removed useless comparison.
9902 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9903 (dump_constraint_graph): Declare.
9904 (debug_constraint_graph): Declare.
9905 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9907 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9909 * config/i386/i386.c (is_va_list_char_pointer): New.
9910 (ix86_va_start): Replace compare with ms_va_list_type_node
9911 by is_va_list_char_pointer.
9912 (ix86_gimplify_va_arg): Likewise.
9914 2008-07-07 Martin Jambor <mjambor@suse.cz>
9916 * cgraph.c (cgraph_edge_max_uid): New variable.
9917 (struct cgraph_edge_hook_list): New type.
9918 (struct cgraph_node_hook_list): New type.
9919 (struct cgraph_2edge_hook_list): New type.
9920 (struct cgraph_2node_hook_list): New type.
9921 (first_cgraph_edge_removal_hook): New variable.
9922 (first_cgraph_node_removal_hook): New variable.
9923 (first_cgraph_edge_duplicated_hook): New variable.
9924 (first_cgraph_node_duplicated_hook): New variable.
9925 (cgraph_add_edge_removal_hook): New function.
9926 (cgraph_remove_edge_removal_hook): New function.
9927 (cgraph_call_edge_removal_hooks): New function.
9928 (cgraph_add_node_removal_hook): New function.
9929 (cgraph_remove_node_removal_hook): New function.
9930 (cgraph_call_node_removal_hooks): New function.
9931 (cgraph_add_edge_duplication_hook): New function.
9932 (cgraph_remove_edge_duplication_hook): New function.
9933 (cgraph_call_edge_duplication_hooks): New function.
9934 (cgraph_add_node_duplication_hook): New function.
9935 (cgraph_remove_node_duplication_hook): New function.
9936 (cgraph_call_node_duplication_hooks): New function.
9937 (cgraph_create_edge): Assign to edge uid.
9938 (cgraph_remove_edge): Call edge removal hooks.
9939 (cgraph_node_remove_callees): Call edge removal hooks.
9940 (cgraph_node_remove_callers): Call edge removal hooks.
9941 (cgraph_remove_node): Call node removal hooks.
9942 (cgraph_clone_edge): Call edge duplication hooks.
9943 (cgraph_clone_node): Call node duplication hooks.
9945 * cgraph.h (cgraph_edge): New field uid.
9946 (cgraph_edge_hook): New type.
9947 (cgraph_node_hook): New type.
9948 (cgraph_2edge_hook): New type.
9949 (cgraph_2node_hook): New type.
9951 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9953 * config.in: Regenerate.
9955 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9957 * gcc.c (print_sysroot): New.
9958 (option_map, display_help, process_command): Handle the
9959 -print-sysroot option.
9960 (main): Print the sysroot if requested.
9961 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9963 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9966 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9968 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9970 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9971 (assign_parm_setup_block_p): Also check mode of entry_parm.
9973 2008-07-07 Richard Guenther <rguenther@suse.de>
9975 * tree-ssa-structalias.h (set_used_smts): Remove.
9976 * tree-ssa-structalias.c (used_smts): Likewise.
9977 (set_used_smts): Likewise.
9978 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9979 call to set_used_smts.
9981 2008-07-07 Richard Guenther <rguenther@suse.de>
9983 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9984 (new_var_info): Set it to false.
9985 (solution_set_add): Correctly handle pointers outside a var and
9987 (type_safe): Treat variables with is_full_var properly.
9988 (do_sd_constraint): Likewise.
9989 (do_ds_constraint): Likewise.
9990 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9991 (get_constraint_for_ptr_offset): New function.
9992 (get_constraint_for_component_ref): For addresses at least include
9993 the last field of the variable. Handle is_full_vars properly.
9994 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9995 (handle_ptr_arith): Remove.
9996 (find_func_aliases): Simplify assignment handling.
9997 (create_function_info_for): For parameter and result varinfos set
9999 (create_variable_info_for): Set is_full_var flag whenever we
10000 just created a single varinfo for a decl.
10001 (init_alias_vars): Initialize use_field_sensitive from
10002 max-fields-for-field-sensitive parameter.
10004 2008-07-07 Richard Guenther <rguenther@suse.de>
10006 PR tree-optimization/36713
10007 * tree-flow-inline.h (is_call_used): New function.
10008 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10009 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10010 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10012 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10014 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10016 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10018 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10020 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10021 Nathan Sidwell <nathan@codesourcery.com>
10023 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10024 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10026 * config/m68k/t-linux: New.
10027 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10030 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10032 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10033 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10036 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10038 * gcc.c (execute): Fix -Wc++-compat warning.
10040 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10043 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10044 constant for little endian.
10046 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10048 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10049 mips_base_mips16 instead of TARGET_MIPS16.
10050 (mips_base_mips16): Declare.
10051 * config/mips/mips.c (mips_base_mips16): Make global.
10052 (was_mips16_p): Remove GTY marker.
10053 (was_mips16_pch_p): New variable.
10054 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10055 (mips_override_options): Force to non-MIPS16 mode initially.
10056 Do not complain about MIPS16 PIC incompatibilities here.
10057 Only allow -mgpopt if -mexplicit-relocs is in force for
10060 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10062 * configure.ac: Check for caddr_t, define to char * if not defined.
10063 * configure: Regenerate.
10064 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10065 (mmap_gt_pch_use_address): Likewise.
10066 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10068 2008-07-06 Richard Guenther <rguenther@suse.de>
10070 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10071 (new_var_info): Deal with it.
10072 (solution_set_add): Likewise.
10073 (bitpos_of_field): Make signed, fix.
10074 (struct fieldoff): Remove type and decl fields. Make size field
10075 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10077 (fieldoff_compare): Deal with it.
10078 (push_fields_onto_fieldstack): Remove has_union argument, glob
10079 adjacent non-pointer fields together.
10080 (create_function_info_for): Do not set has_union.
10081 (create_variable_info_for): Simplify.
10083 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10085 * config.gcc (extra_headers): Add cross-stdarg.h for target
10086 x86_64-*-* and i?86-*-*.
10087 * config/i386/cross-stdarg.h: New.
10088 * builtins.c (std_fn_abi_va_list): New.
10089 (std_canonical_va_list_type): New.
10090 (stabilize_va_list): Replace va_list_type_node use by
10091 mtarget.canonical_va_list_type.
10092 (gimplify_va_arg_expr): Likewise.
10093 (expand_builtin_va_copy): Replace va_list_type_node use by
10094 mtarget.fn_abi_va_list.
10095 * tree-sra.c (is_va_list_type): New helper.
10096 (decl_can_be_decomposed_p): Replace
10097 va_list_type_node use by is_va_list_type.
10098 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10099 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10100 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10101 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10102 (ix86_enum_va_list): New.
10103 * config/i386/i386.c (sysv_va_list_type_node): New.
10104 (ms_va_list_type_node): New.
10105 (ix86_function_type_abi): Remove sorry.
10106 (ix86_build_builtin_va_list_abi): New.
10107 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10108 for 64-bit targets.
10109 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10110 (ix86_init_builtins_va_builtins_abi): New.
10111 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10112 for 64-bit targets.
10113 (ix86_handle_abi_attribute): New.
10114 (attribute_spec): Add sysv_abi and ms_abi.
10115 (ix86_fn_abi_va_list): New.
10116 (ix86_canonical_va_list_type): New.
10117 (ix86_enum_va_list): New.
10118 (TARGET_FN_ABI_VA_LIST): New.
10119 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10120 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10121 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10122 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10123 (TARGET_ENUM_VA_LIST): New.
10124 * expr.h (std_fn_abi_va_list): New.
10125 (std_canonical_va_list_type): New.
10126 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10127 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10128 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10129 TARGET_CANONICAL_VA_LIST_TYPE.
10130 * target.h (struct gcc_target): Add fn_abi_va_list hook
10131 and canonical_va_list_type hook.
10133 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10135 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10136 integral and pointer types.
10138 2008-07-04 Roger Sayle <roger@eyesopen.com>
10140 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10141 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10143 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10146 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10148 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10150 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10151 build_gimple_modify_stmt.
10152 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10153 gimple operand. Use fold_build* instead of build*.
10155 2008-07-04 Richard Guenther <rguenther@suse.de>
10157 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10158 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10159 properly to compute the reachability set if we do field-sensitive PTA.
10160 * invoke.texi (max-fields-for-field-sensitive): Document default.
10161 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10162 100 for optimize >= 2.
10164 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10166 * ggc-zone.c (lookup_page_table_if_allocated,
10167 set_page_table_entry, zone_find_object_size, alloc_small_page,
10168 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10169 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10170 -Wc++-compat and/or -Wcast-qual warnings.
10172 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10175 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10176 pic_offset_table_rtx to be marked as used here.
10177 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10178 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10179 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10180 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10181 !TARGET_SECURE_PLT.
10183 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10185 * alloc-pool.c (hash_descriptor, eq_descriptor,
10186 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10187 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10189 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10190 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10191 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10192 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10195 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10197 * tree-flow.h (loop_only_exit_p): Declare.
10198 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10199 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10200 the number of iterations if it is constant. Otherwise, if this is the
10201 only possible exit of the loop, use the conservative estimate on the
10202 number of iterations of the entire loop if available.
10204 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10206 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10207 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10208 Add synchronization functions.
10209 * config/sync.c: New file.
10210 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10211 (LIBGCC_SYNC_CFLAGS): Likewise.
10213 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10216 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10217 (*pushtf_sse): New insn pattern.
10218 (pushtf splitters): New splitters.
10220 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10222 PR middle-end/35736
10223 * predict.c (build_predict_expr): Use void_type_node for the tree
10224 type, instead of NULL_TREE.
10226 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10228 * config/i386/i386.c (contains_aligned_value_p): Return true
10230 (ix86_data_alignment): Align TCmode to 128bits.
10231 (ix86_local_alignment): Likewise.
10233 2008-07-03 Andrew Haley <aph@redhat.com>
10236 * vec.h (VEC_TA): New.
10237 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10238 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10239 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10240 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10241 (C_COMMON_FIXED_TYPES): Remove first arg.
10242 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10243 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10244 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10245 not to use empty macro arguments.
10247 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10249 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10250 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10251 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10252 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10253 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10254 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10255 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10256 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10257 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10258 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10259 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10260 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10261 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10262 config/rs6000/e500crtres64gpr.asm,
10263 config/rs6000/e500crtres64gprctr.asm,
10264 config/rs6000/e500crtrest32gpr.asm,
10265 config/rs6000/e500crtrest64gpr.asm,
10266 config/rs6000/e500crtresx32gpr.asm,
10267 config/rs6000/e500crtresx64gpr.asm,
10268 config/rs6000/e500crtsav32gpr.asm,
10269 config/rs6000/e500crtsav64gpr.asm,
10270 config/rs6000/e500crtsav64gprctr.asm,
10271 config/rs6000/e500crtsavg32gpr.asm,
10272 config/rs6000/e500crtsavg64gpr.asm,
10273 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10274 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10275 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10276 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10277 config/sparc/sol2-cn.asm: Remove .file directives.
10279 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10281 * resource.c (mark_referenced_resources): Look inside
10282 UNSPEC_VOLATILEs and ASM_INPUTs.
10284 2008-07-02 Ian Lance Taylor <iant@google.com>
10286 * rtlanal.c (add_reg_note): New function.
10287 * rtl.h (add_reg_note): Declare.
10288 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10289 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10290 * builtins.c (expand_builtin_longjmp): Likewise.
10291 (expand_builtin_nonlocal_goto): Likewise.
10292 * calls.c (emit_call_1, expand_call): Likewise.
10293 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10294 * cfglayout.c (fixup_reorder_chain): Likewise.
10295 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10296 (commit_one_edge_insertion): Likewise.
10297 * combine.c (move_deaths, distribute_notes): Likewise.
10298 * df-problems.c (df_set_note): Likewise.
10299 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10300 (set_unique_reg_note): Likewise.
10301 (emit_copy_of_insn_after): Likewise.
10302 * expr.c (expand_expr_real): Likewise.
10303 * gcse.c (add_label_notes): Likewise.
10304 * haifa-sched.c (create_check_block_twin): Likewise.
10305 * jump.c (mark_jump_label_1): Likewise.
10306 * loop-doloop.c (add_test, doloop_modify): Likewise.
10307 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10308 * lower-subreg.c (move_eh_region_note): Likewise.
10309 * optabs.c (emit_libcall_block): Likewise.
10310 * predict.c (predict_insn): Likewise.
10311 (combine_predictions_for_insn): Likewise.
10312 * recog.c (peephole2_optimize): Likewise.
10313 * regmove.c (try_auto_increment): Likewise.
10314 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10315 * reload.c (find_reloads): Likewise.
10316 * reload1.c (fixup_eh_region_note): Likewise.
10317 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10318 * reorg.c (delete_prior_computation): Likewise.
10319 (delete_computation, dbr_schedule): Likewise.
10320 * config/pa/pa.c (legitimize_pic_address): Likewise.
10321 * config/sh/sh.c (sh_reorg): Likewise.
10323 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10326 * config/libgcc-glibc.ver: Add %exclude.
10327 * config/m32r/libgcc-glibc.ver: Likwise.
10328 * config/s390/libgcc-glibc.ver: Likwise.
10329 * config/sh/libgcc-glibc.ver: Likwise.
10330 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10332 * config/i386/libgcc-glibc.ver: New.
10334 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10336 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10338 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10339 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10340 i[34567]86-*-linux*, x86_64-*-linux*. Add
10341 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10342 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10343 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10344 i[34567]86-*-linux*, x86_64-*-linux*.
10346 * libgcc-std.ver: Add empty GCC_4.4.0.
10348 * mkmap-symver.awk: Support multiple versions per symbol.
10350 * config/i386/i386.c (ix86_init_builtins): Always define
10351 __builtin_fabsq and __builtin_copysignq with fallbacks.
10352 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10353 and __builtin_copysignq if SSE2 isn't available.
10355 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10356 (LIBGCC2_TF_CEXT): Likwise.
10357 (TF_SIZE): Likwise.
10359 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10361 * config/i386/sfp-machine.h: Moved to libgcc.
10363 * config/i386/sfp-machine.h: New.
10364 * config/i386/t-linux: Likwise.
10366 * config/i386/t-darwin: Remove softfp_wrap_start and
10368 * config/i386/t-darwin64: Likewise.
10370 * config/i386/t-fprules-softfp64: Renamed to ...
10371 * config/i386/t-fprules-softfp: This.
10373 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10374 and softfp_wrap_end.
10376 2008-07-02 Jason Merrill <jason@redhat.com>
10378 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10380 * tree.c (ctor_to_list): New fn.
10381 * tree.h: Declare it.
10382 (CONSTRUCTOR_ELT): New macro.
10383 (CONSTRUCTOR_NELTS): New macro.
10385 2008-07-02 Richard Guenther <rguenther@suse.de>
10387 * tree-ssa-structalias.c (struct variable_info): Reorder
10388 to fill padding on 64bit hosts. Make collapsed_to an int.
10389 (get_varinfo_fc): Deal with that.
10390 (new_var_info): Likewise.
10391 (collapse_rest_of_var): Likewise.
10393 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10395 * doc/install.texi (--enable-java-home): Document.
10396 (--enable-aot-compile-rpm): Likewise.
10397 (--with-arch-directory): Likewise.
10398 (--with-os-directory): Likewise.
10399 (--with-origin-name): Likewise.
10400 (--with-arch-suffix): Likewise.
10401 (--with-jvm-root-dir): Likewise.
10402 (--with-jvm-jar-dir): Likewise.
10403 (--with-python-dir): Likewise.
10405 2008-07-02 Richard Guenther <rguenther@suse.de>
10407 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10408 from decls explicitly. Merge operand checking from tuples.
10410 2008-07-02 Martin Jambor <mjambor@suse.cz>
10412 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10414 2008-07-02 Martin Jambor <mjambor@suse.cz>
10416 * tree-switch-conversion.c: Included timevar.h
10417 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10419 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10421 2008-07-02 Martin Jambor <mjambor@suse.cz>
10423 * tree-switch-conversion.c: Corrected various comments and
10425 (build_constructors): Fixed minor formatting mistakes.
10427 * invoke.texi (Optimize Options): Corrected the
10428 switch-conversion-max-branch-ratio parameter.
10430 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10432 * final.c (asm_insn_count): Return zero for an empty asm body.
10434 2008-07-02 Richard Guenther <rguenther@suse.de>
10436 * bitmap.h (bitmap_set_bit): Return bool.
10437 (bitmap_clear_bit): Likewise.
10438 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10439 write to the bitmap if it would.
10440 (bitmap_clear_bit): Likewise.
10441 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10442 bitmap_set_bit return value.
10443 (add_pred_graph_edge): Likewise.
10444 (add_graph_edge): Likewise.
10445 (do_sd_constraint): Likewise.
10446 (do_ds_constraint): Likewise.
10448 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10450 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10451 Fix -Wc++-compat and/or -Wcast-qual warnings.
10452 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10453 gen_regparm_prefix): Likewise.
10454 * vmsdbgout.c (write_modbeg, lookup_filename,
10455 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10457 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10459 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10460 defaults.h definition apply.
10462 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10464 * function.c (assign_parm_remove_parallels): New.
10465 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10467 (assign_parm_setup_block): Do not handle them.
10468 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10469 assign_parm_remove_parallels.
10471 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10473 * c-typeck.c (convert_for_assignment): Use
10474 vector_targets_convertible_p.
10475 * c-common.c (vector_targets_convertible_p): New.
10476 * c-common.h (vector_targets_convertible_p): New prototype.
10477 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10478 opaque_p_V2SI_type_node.
10480 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10482 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10485 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10487 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10488 TFmode constants via two element DImode vector for hosts with
10489 HOST_BITS_PER_WIDE_INT < 64.
10490 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10491 also for HOST_BITS_PER_WIDE_INT < 64.
10493 2008-07-01 Richard Guenther <rguenther@suse.de>
10495 PR tree-optimization/36666
10496 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10497 (get_constraint_exp_from_ssa_var): Split into ...
10498 (get_constraint_exp_for_temp): ... this ...
10499 (get_constraint_for_ssa_var): ... and that.
10500 Return constraint expressions for all touched sub-fields
10501 if the results address is not taken.
10502 (process_constraint): Remove assertion that aggregate
10503 assignments do not happen at this place.
10504 (get_constraint_for_component_ref): Add address_p argument.
10505 Return constraint expressions for all touched sub-fields
10506 if the results address is not taken.
10507 (do_deref): Use get_constraint_exp_for_temp.
10508 (get_constraint_for_1): Rename from ...
10509 (get_constraint_for): ... this. Add the old function as wrapper.
10510 (do_structure_copy): Use get_constraint_for_1.
10512 2008-07-01 Martin Jambor <mjambor@suse.cz>
10514 * Makefile.in (tree-switch-conversion.o): Add.
10515 (OBJS-common): Add tree-swtch-conversion.o.
10516 * passes.c (init_optimization_passes): Add pass_convert_switch.
10517 * tree-pass.h: (pass_convert_switch): Add.
10518 * tree-switch-conversion.c: New file.
10519 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10520 * common.opt (ftree-cswtch): New option.
10521 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10522 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10523 * opts.c (decode_options): Set flag_tree_switch_conversion when
10524 optimization level is >= 2.
10525 * doc/invoke.texi (Optimize Options): Added description of
10526 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10528 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10530 * config/darwin-driver.c (darwin_default_min_version): Fix
10531 -Wc++-compat warnings.
10533 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10535 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10538 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10540 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10542 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10544 PR rtl-optimization/34744
10545 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10546 (df_scan_free_internal): Free data structures not
10547 allocated in storage pools.
10548 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10549 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10550 df_scan_free_mws_vec.
10551 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10554 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10556 * config/i386/i386.c (contains_aligned_value_p): Return true
10558 (ix86_function_arg_boundary): Return its natural boundary
10560 (return_in_memory_32): Don't check TDmode.
10561 (ix86_split_to_parts): Support splitting into 4 parts and
10562 support TFmode for 32bit target.
10563 (ix86_split_long_move): Support splitting into 4 parts.
10564 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10566 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10567 (ix86_init_builtins): Here.
10568 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10569 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10570 'q' and 'w', respectively.
10572 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10574 (movtf_internal): Likewise.
10575 (<code>tf2): Likewise.
10576 (*absnegtf2_sse): Likewise.
10577 (copysign<mode>3): Likewise.
10578 (copysign<mode>3_const): Likewise.
10579 (copysign<mode>3_var): Likewise.
10580 (define_split UNSPEC_COPYSIGN): Likewise.
10581 * config/i386/sse.md (*nandtf3): Likewise.
10582 (<code>tf3): Likewise.
10583 (*<code>tf3): Likewise.
10585 2008-06-30 Joey Ye <joey.ye@intel.com>
10586 H.J. Lu <hongjiu.lu@intel.com>
10588 * global.c (compute_regsets): Set frame_pointer_needed here.
10589 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10591 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10593 * doc/install.texi (specific): Expand Windows build notes.
10595 2008-06-30 Ira Rosen <irar@il.ibm.com>
10597 PR tree-optimization/36648
10598 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10599 number of prolog iterations by step. Fix the comment.
10601 2008-06-30 Richard Guenther <rguenther@suse.de>
10603 PR middle-end/36671
10604 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10605 handle calls from ECF_MALLOC functions.
10606 (handle_pure_call): ECF_MALLOC functions do not return
10608 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10610 2008-06-29 Andreas Schwab <schwab@suse.de>
10612 * config/m68k/m68k.c (print_operand): Always print a float
10614 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10615 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10618 * config/rs6000/x-linux64: Remove never used file.
10620 2008-06-29 Richard Guenther <rguenther@suse.de>
10622 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10624 (struct alias_info): Move ...
10625 * tree-ssa-alias.c: ... here.
10626 (update_alias_info): Declare.
10627 (compute_may_aliases): Call it.
10628 (update_alias_info): New function.
10629 * tree-ssa-structalias.c (update_alias_info): Move ...
10630 * tree-ssa-alias.c (update_alias_info_1): ... here.
10631 * tree-ssa-structalias.c (process_constraint_1): Remove
10632 unused from_call argument. Rename to ...
10633 (process_constraint): ... this. Delete old wrapper.
10634 (make_constraint_to): Adjust callers.
10635 (handle_const_call): Likewise.
10636 (handle_pure_call): Likewise.
10637 (init_base_vars): Likewise.
10638 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10639 (find_func_aliases): We don't need structure copies for
10641 (make_constraint_from_anything): Remove.
10642 (create_variable_info_for): For globals make constraints
10643 from escaped, not from anything.
10644 (compute_points_to_sets): Do not call update_alias_info.
10645 (ipa_pta_execute): Use make_constraint_from.
10647 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10649 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10650 (bitmap.o-warn, dominance.o-warn): New.
10651 * configure.ac (cxx_compat_warn): Delete.
10652 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10653 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10655 * configure: Regenerate.
10657 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10660 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10662 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10663 * df-scan.c (df_notes_rescan): Likewise.
10664 * ggc-page.c (set_page_table_entry): Likewise.
10665 * intl.c (gcc_gettext_width): Likewise.
10666 * varasm.c (get_unnamed_section, get_noswitch_section,
10667 get_section): Likewise.
10669 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10671 * regrename.c (build_def_use): Don't copy RTX.
10673 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10675 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10676 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10677 punctuation. Use @ref instead of @xref.
10678 (Function Names): Remove stray @display/@end display.
10679 (C++ Attributes): Use @ref instead of @xref.
10680 (Deprecated Features): Fix punctuation around @xref.
10681 (Backwards Compatibility): Likewise.
10682 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10684 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10686 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10687 constants for E500 double.
10689 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10691 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10692 element type of const_vector.
10694 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10696 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10697 Remove FLAGS_REG clobber from expander pattern.
10698 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10699 (anddi3, andsi3, andhi3, andqi3): Ditto.
10700 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10701 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10702 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10703 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10704 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10705 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10706 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10707 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10709 2008-06-28 Richard Guenther <rguenther@suse.de>
10711 * tree-ssa-structalias.c (callused_id, var_callused,
10712 callused_tree): Add.
10713 (handle_pure_call): New function.
10714 (find_func_aliases): Call it.
10715 (find_what_p_points_to): Handle the call-used set.
10716 (clobber_what_escaped): Likewise.
10717 (compute_call_used_vars): New function.
10718 (init_base_vars): Init the call-used variable.
10719 (do_sd_constraint): Do not propagate the solution from CALLUSED
10720 but use CALLUSED as a placeholder.
10721 (solve_graph): Likewise.
10722 * tree-flow-inline.h (gimple_call_used_vars): New function.
10723 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10724 (compute_call_used_vars): Declare.
10725 * tree-ssa-alias.c (set_initial_properties): Call
10726 compute_call_used_vars.
10727 (reset_alias_info): Clear call-used variables.
10728 (add_call_clobber_ops): Assert we are not called for const/pure
10729 functions. Remove handling of them.
10730 (add_call_read_ops): Handle pure functions by adding the
10731 call-used set of variables as VUSEs.
10732 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10733 (delete_tree_ssa): Free it.
10734 * tree-dfa.c (remove_referenced_var): Clear the var from the
10737 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10739 * tree.c (build_varargs_function_type_list): New.
10740 (build_function_type_list_1): New.
10741 (build_function_type_list): Use build_function_type_list_1.
10742 * tree.h (build_varargs_function_type_list): New.
10744 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10747 * config/spu/spu.c (spu_builtin_splats): Do not generate
10748 invalid CONST_VECTOR expressions.
10749 (spu_expand_vector_init): Likewise.
10751 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10753 * optabs.c (libfunc_decls): New variable.
10754 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10755 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10756 for the same function twice.
10758 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10760 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10761 ix86_expand_binary_operator directly.
10762 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10764 (*ashrti3_1): Ditto.
10765 (*lshrti3_1): Ditto.
10766 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10767 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10768 using only one splitter. Conditionaly execute splitter before or
10769 after peephole2 pass.
10770 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10771 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10772 Use only one alternative in asm template.
10773 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10775 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10776 "J" operand constraint for operand 2.
10777 (*ashldi3_cconly_rex64): Ditto.
10778 (*ashrdi3_cmp_rex64): Ditto.
10779 (*ashrdi3_cconly_rex64): Ditto.
10780 (*lshrdi3_cmp_rex64): Ditto.
10781 (*lshrdi3_cconly_rex64): Ditto.
10782 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10783 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10784 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10787 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10789 * gimplify.c (omp_is_private): Don't return true if decl is not
10790 already private on #pragma omp for or #pragma omp parallel for.
10793 * tree-cfg.c (struct move_stmt_d): Replace block field with
10794 orig_block and new_block fields.
10795 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10796 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10797 (move_block_to_fn): Replace vars_map and new_label_map arguments
10798 with struct move_stmt_d pointer.
10799 (replace_block_vars_by_duplicates): New function.
10800 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10801 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10802 all subblocks of ORIG_BLOCK to the new function. Call
10803 replace_block_vars_by_duplicates.
10804 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10805 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10806 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10807 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10808 (expand_omp): Temporarily set input_location to the location of
10809 region's controlling stmt.
10810 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10811 BIND_EXPR, push ctx->block_vars and gimplification vars into
10812 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10813 into dest function.
10814 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10815 there are any BLOCK_VARS.
10816 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10817 OMP_PARALLEL or OMP_TASK stmt.
10818 (lower_omp): Save and restore input_location around the lower_omp_1
10821 2008-06-27 Richard Guenther <rguenther@suse.de>
10823 PR tree-optimization/36400
10824 PR tree-optimization/36373
10825 PR tree-optimization/36344
10826 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10827 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10828 (update_alias_info): Remove call clobbering code.
10829 (make_constraint_to): New helper function.
10830 (make_escape_constraint): Likewise.
10831 (handle_rhs_call): Use it on all pointer containing arguments.
10832 Also mark the static chain escaped.
10833 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10834 instead of ANYTHING.
10835 (make_constraint_from): New helper split out from ...
10836 (make_constraint_from_anything): ... here.
10837 (find_func_aliases): Add constraints for escape sites.
10838 (intra_create_variable_infos): Make constraints from NONLOCAL
10840 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10842 (clobber_what_p_points_to): Remove.
10843 (clobber_what_escaped): New function.
10844 (init_base_vars): Init NONLOCAL and ESCAPED.
10845 (do_sd_constraint): Do not propagate the solution from ESCAPED
10846 but use ESCAPED as a placeholder.
10847 (solve_graph): Likewise.
10848 * tree-flow.h (clobber_what_p_points_to): Remove.
10849 (clobber_what_escaped): Declare.
10850 * tree-ssa-alias.c (set_initial_properties): Call it.
10851 Remove code clobbering escaped pointers.
10853 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10855 * function.c (allocate_struct_function): Only allocate a unique
10856 funcdef_no if the decl is nonzero.
10858 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10860 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10861 * config/mips/mips.c (mips_split_const_insns): New function.
10862 * config/mips/mips.md (move_type): New attribute.
10863 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10864 (dword_mode): New attribute.
10865 (type): Avoid long line. Map "move_type"s to "type"s,
10866 choosing "multi" for doubleword moves if appropriate.
10867 Swap MTC/MFC comments to match their declaration order.
10868 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10869 "type" is "branch" or "jal" is "direct".
10870 (length): Handle "extended_mips16" first. Make the default
10871 "0" for "ghost" instructions. Set the length from "move_type".
10872 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10873 of "type", with "sll0" for the register alternative. Remove the
10874 "extended_mips16" attribute.
10875 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10876 of "type", with "shift_shift" for the register alternative.
10877 Remove the "length" attribute.
10878 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10879 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10880 of "type", with "andi" for the register alternative.
10881 (*zero_extendqihi2): Likewise.
10882 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10883 of "andi" instead of a "type" of "arith".
10884 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10886 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10887 (mov_<store>r, *mov<mode>_ra): Likewise.
10888 (extendsidi2): Use "move_type" instead of "type", with "move"
10889 for the register alternative.
10890 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10891 of "type", with "signext" for the register alternative.
10892 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10893 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10894 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10895 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10896 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10897 (unnamed branch insn): Likewise.
10898 (*movdi_gp32_fp64): Fold into...
10899 (*movdi_32bit): ...here.
10900 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10901 (*movdf_hardfloat): ...this new pattern.
10902 (*movdf_softfloat): Remove redundant FPR alternatives.
10903 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10904 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10905 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10906 the "move" attribute.
10907 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10908 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10909 and "store" for COP loads and stores.
10910 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10911 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10912 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10913 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10914 (*movtf_mips16, *movv2sf): Likewise.
10915 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10916 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10917 (mfhc1<mode>): Use "move_type" instead of "move".
10918 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10919 (loadgp_blockage): Remove the "length" attribute.
10920 (blockage, set_got_version, update_got_version): Likewise.
10921 (call_internal): Remove the "extended_mips16" attribute.
10922 (call_value_internal, call_value_multiple_internal): Likewise.
10923 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10925 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10926 the "length" attribute.
10928 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10930 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10931 -Wcast-qual warnings.
10932 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10933 handle_pragma_pop_macro): Likewise.
10934 * collect2.c (resolve_lib_name): Likewise.
10935 * config/arc/arc.c (arc_init): Likewise.
10936 * config/arm/arm.c (neon_builtin_compare,
10937 locate_neon_builtin_icode): Likewise.
10938 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10939 * config/bfin/bfin.c (bfin_init_machine_status,
10940 bfin_optimize_loop): Likewise.
10941 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10942 * config/cris/cris.c (cris_init_expanders): Likewise.
10943 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10944 * config/darwin.c (machopic_indirection_eq,
10945 machopic_indirection_name, machopic_output_indirection): Likewise.
10946 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10947 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10948 frv_optimize_membar): Likewise.
10949 * config/i386/cygwin.h (mingw_scan,
10950 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10951 * config/i386/cygwin1.c (mingw_scan): Likewise.
10952 * config/i386/i386.c (machopic_output_stub): Likewise.
10953 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10954 i386_pe_unique_section): Likewise.
10955 * config/ia64/ia64.c (ia64_init_machine_status,
10956 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10958 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10959 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10960 * config/m68k/m68k.c (m68k_handle_option,
10961 m68k_sched_md_init_global): Likewise.
10962 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10963 mcore_unique_section): Likewise.
10964 * config/mips/mips.c (mips_block_move_straight,
10965 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10967 * config/mmix/mmix.c (mmix_init_machine_status,
10968 mmix_encode_section_info): Likewise.
10969 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10970 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10971 print_operand_address, output_toc, redefine_groups,
10972 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10973 * config/s390/s390.c (s390_init_machine_status): Likewise.
10974 * config/score/score.c (score_block_move_straight,
10975 score_block_move_loop_body): Likewise.
10976 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10977 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10978 * emit-rtl.c (find_auto_inc): Likewise.
10979 * gcc.c (translate_options, process_command): Likewise.
10980 * reorg.c (dbr_schedule): Likewise.
10981 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10982 * xcoffout.c (xcoffout_declare_function): Likewise.
10984 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10986 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10987 ipa-pta working again.
10989 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10991 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10994 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10996 * config.gcc (powerpc*-*-*): Add new core e500mc.
10997 * config/rs6000/e500mc.md: New file.
10998 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11000 (rs6000_override_options): Add e500mc case to
11001 processor_target_table. Altivec and Spe options not allowed
11002 with e500mc. Add isel instruction to e500mc by
11003 default. Initialize rs6000_cost for e500mc.
11004 (rs6000_issue_rate): Set issue rate for e500mc.
11005 * config/rs6000/rs6000.h (processor_type): Add
11006 PROCESSOR_PPCE500MC.
11007 (ASM_CPU_SPEC): Add e500mc.
11008 Set TARGET_ISEL to rs6000_isel.
11009 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11010 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11011 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11013 * doc/invoke.texi: Add e500mc to list of cpus.
11015 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11018 * c-lex.c (lex_charconst): Initialize unsignedp.
11020 2008-06-27 Olivier Hainque <hainque@adacore.com>
11022 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11023 documented assumptions.
11025 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11027 * dwarf2out.c: Remove trailing white spaces. Break long line
11030 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11032 * libfuncs.h (LTI_synchronize): New libfunc_index.
11033 (synchronize_libfunc): Declare.
11034 * builtins.c (expand_builtin_synchronize): Consider using
11035 synchronize_libfunc before falling back on an asm blockage.
11036 * config/mips/mips.c: Include libfuncs.h
11037 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11039 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11041 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11042 parameter. Copy stack_reg to r11 where appropriate.
11043 (no_global_regs_above): Add gpr parameter.
11044 (rs6000_stack_info): Only add padding for SPE save area if we
11045 are saving SPE GPRs and CR.
11046 (saveres_routine_syms): New variable.
11047 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11049 (rs6000_savres_routine_sym): New function.
11050 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11052 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11053 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11054 Tweak FPR out-of-line saving.
11055 (rs6000_make_savres_rtx): New function.
11056 (rs6000_use_multiple_p): New function.
11057 (rs6000_savres_strategy): New function.
11058 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11059 out-of-line if appropriate.
11060 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11061 if we are optimizing for size.
11062 (GP_SAVE_INLINE): Define.
11063 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11064 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11065 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11066 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11067 (*save_fpregs_<mode>): Add use of r11.
11068 (*restore_gpregs_<mode>): New insn.
11069 (*return_and_restore_gpregs_<mode>): New insn.
11070 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11072 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11073 (*restore_gpregs_spe): New insn.
11074 (*return_and_restore_gpregs_spe): New insn.
11075 * config/rs6000/predicates.md (save_world_operation): Fix check.
11077 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11079 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11080 this point, so assert that.
11082 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11084 * cfganal.c: Include vec.h and vecprim.h.
11085 (compute_idf): Import from...
11086 * tree-into-ssa (compute_idf): ...here.
11087 * basic-block.h (compute_idf): Export.
11089 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11091 * c-decl.c (merge_decls): Use !current_function_decl to check for
11092 extern declaration of C99 inline function being at file scope.
11094 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11096 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11098 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11100 * alias.c (record_alias_subset, init_alias_analysis): Fix
11101 -Wc++-compat and/or -Wcast-qual warnings.
11102 * attribs.c (lookup_attribute_spec): Likewise.
11103 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11104 copy_bb, connect_traces,
11105 find_rarely_executed_basic_blocks_and_cr): Likewise.
11106 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11107 note_btr_set, migrate_btr_defs): Likewise.
11108 * builtins.c (result_vector, expand_builtin_memcpy,
11109 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11110 builtin_memset_read_str, expand_builtin_printf,
11111 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11113 * caller-save.c (mark_set_regs): Likewise.
11114 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11115 * cgraph.c (cgraph_edge): Likewise.
11116 * combine.c (likely_spilled_retval_1): Likewise.
11117 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11118 htab_counts_entry_del, get_coverage_counts): Likewise.
11119 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11120 new_cselib_val): Likewise.
11121 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11122 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11124 * df-core.c (df_compact_blocks): Likewise.
11125 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11126 * df-scan.c (df_grow_reg_info, df_ref_create,
11127 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11128 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11129 df_record_entry_block_defs, df_record_exit_block_uses,
11130 df_bb_verify): Likewise.
11131 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11132 DF_REF_EXTRACT_MODE_CONST): New.
11133 * dominance.c (get_immediate_dominator, get_dominated_by,
11134 nearest_common_dominator, root_of_dom_tree,
11135 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11136 -Wc++-compat and/or -Wcast-qual warnings.
11137 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11138 record_store, replace_read, check_mem_read_rtx, scan_insn,
11139 dse_step1, dse_record_singleton_alias_set): Likewise.
11140 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11142 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11144 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11145 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11146 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11147 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11148 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11149 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11150 file_name_acquire, output_file_names, add_const_value_attribute,
11151 premark_used_types_helper, file_table_eq, file_table_hash,
11152 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11153 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11154 -Wcast-qual warnings.
11155 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11156 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11157 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11158 gen_reg_rtx, start_sequence, init_emit): Likewise.
11159 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11160 * except.c (init_eh_for_function, gen_eh_region,
11161 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11162 arh_to_landing_pad, arh_to_label, add_action_record,
11163 add_call_site, switch_to_exception_section): Likewise.
11164 * expmed.c (synth_mult): Likewise.
11165 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11166 store_expr): Likewise.
11167 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11169 * function.c (assign_stack_temp_for_type,
11170 allocate_struct_function, match_asm_constraints_1): Likewise.
11171 * gcov-io.c (gcov_allocate): Likewise.
11172 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11173 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11174 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11175 record_one_set, insert_expr_in_table, insert_set_in_table,
11176 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11177 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11178 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11179 -Wcast-qual warnings.
11181 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11183 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11184 -Wcast-qual warnings.
11185 * gcc.c (process_command): Likewise.
11186 * genattrtab.c (oballoc): Use XOBNEW.
11187 (oballocvec): Define.
11188 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11189 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11190 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11191 -Wc++-compat and/or -Wcast-qual warnings.
11192 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11193 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11194 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11195 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11196 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11197 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11198 add_excls, process_presence_absence_names,
11199 process_presence_absence_patterns, add_presence_absence,
11200 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11201 get_free_state, add_arc, get_free_automata_list_el,
11202 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11203 transform_3, cache_presence, create_ainsns, create_automata,
11204 create_state_ainsn_table, dfa_insn_code_enlarge,
11205 output_trans_func, output_min_issue_delay_func,
11206 output_dead_lock_func, output_reset_func,
11207 output_get_cpu_unit_code_func, output_dfa_start_func,
11208 expand_automata): Likewise.
11209 * genextract.c (gen_insn): Likewise.
11210 * gengtype-lex.l: Likewise.
11211 * gengtype.c (read_input_list, adjust_field_type,
11212 process_gc_options): Likewise.
11213 * genoutput.c (note_constraint): Likewise.
11214 * genpreds.c (mangle, add_constraint): Likewise.
11215 * genrecog.c (process_define_predicate, new_decision,
11216 add_to_sequence): Likewise.
11217 * gensupport.c (record_insn_name): Likewise.
11219 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11221 * config/i386/driver-i386.c (detect_caches_amd,
11222 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11223 and/or -Wcast-qual warnings.
11224 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11225 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11226 gt_pch_save): Likewise.
11227 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11228 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11229 * global.c (compute_regsets): Likewise.
11230 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11231 finish_graph_dump_file): Likewise.
11232 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11233 unlink_bb_notes): Likewise.
11234 * integrate.c (get_hard_reg_initial_val): Likewise.
11235 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11236 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11237 * local-alloc.c (update_equiv_regs): Likewise.
11238 * loop-invariant.c (check_invariant_table_size,
11239 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11241 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11242 altered_reg_used, mark_altered): Likewise.
11243 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11244 insert_var_expansion_initialization,
11245 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11246 release_var_copies): Likewise.
11247 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11248 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11249 analyze_accesses_for_phi_node, check_var_notmodified_p,
11250 check_allocation_function, find_sites_in_func,
11251 record_all_accesses_in_func, transform_access_sites,
11252 transform_allocation_sites): Likewise.
11253 * omp-low.c (new_omp_region, create_omp_child_function_name,
11254 check_omp_nesting_restrictions, check_combined_parallel,
11255 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11256 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11257 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11258 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11260 * opts-common.c (prune_options): Likewise.
11261 * opts.c (add_input_filename, print_filtered_help,
11262 get_option_state): Likewise.
11263 * params.c (add_params): Likewise.
11264 * passes.c (set_pass_for_id, next_pass_1,
11265 do_per_function_toporder, pass_fini_dump_file): Likewise.
11266 * postreload.c (reload_cse_simplify_operands): Likewise.
11267 * predict.c (tree_predicted_by_p, tree_predict_edge,
11268 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11270 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11272 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11274 * recog.c (check_asm_operands, validate_change_1): Likewise.
11275 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11276 subst_asm_stack_regs): Likewise.
11277 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11278 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11279 * regmove.c (reg_is_remote_constant_p): Likewise.
11280 * regrename.c (regrename_optimize, scan_rtx_reg,
11281 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11283 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11284 regstat_compute_calls_crossed): Likewise.
11285 * reload1.c (init_reload, new_insn_chain,
11286 has_nonexceptional_receiver, reload, copy_reloads,
11287 calculate_needs_all_insns, init_elim_table): Likewise.
11288 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11289 * rtl.c (shallow_copy_rtx_stat): Likewise.
11290 * rtlanal.c (parms_set): Likewise.
11291 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11292 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11293 * sched-ebb.c (earliest_block_with_similiar_load,
11294 add_deps_for_risky_insns): Likewise.
11295 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11296 schedule_region): Likewise.
11297 * see.c (eq_descriptor_pre_extension,
11298 hash_descriptor_pre_extension, hash_del_pre_extension,
11299 eq_descriptor_properties, hash_descriptor_properties,
11300 hash_del_properties, see_seek_pre_extension_expr,
11301 see_initialize_data_structures, see_print_register_properties,
11302 see_print_pre_extension_expr, see_delete_merged_def_extension,
11303 see_delete_unmerged_def_extension, see_emit_use_extension,
11304 see_pre_delete_extension, see_map_extension, see_commit_changes,
11305 see_analyze_merged_def_local_prop,
11306 see_analyze_merged_def_local_prop,
11307 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11308 see_set_prop_merged_def, see_set_prop_unmerged_def,
11309 see_set_prop_unmerged_use, see_print_one_extension,
11310 see_merge_one_use_extension, see_merge_one_def_extension,
11311 see_store_reference_and_extension, see_update_uses_relevancy,
11312 see_update_defs_relevancy): Likewise.
11313 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11314 hash_statistics_free, curr_statistics_hash): Likewise.
11315 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11316 expand_asm_operands, expand_return, case_bit_test_cmp,
11317 expand_case): Likewise.
11318 * stor-layout.c (start_record_layout): Likewise.
11319 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11320 gt_pch_save_stringpool): Likewise.
11321 * tree-data-ref.c (hash_stmt_vertex_info,
11322 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11323 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11325 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11328 * config/i386/i386.md : Change constraints of HImode and QImode
11329 immediate operands from "i" to "n". Change SImode "ni" constraint to
11330 "i" and SImode "rmi" constraint to "g". Remove all constraints
11331 from const0_operand and const1_operand predicated operands.
11332 (i): Change QImode and HImode attribute from "i" to "n".
11333 (*subqi_2): Change HImode operands to QImode.
11336 2008-06-25 Olivier Hainque <hainque@adacore.com>
11338 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11341 2008-06-25 Richard Guenther <rguenther@suse.de>
11343 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11344 not overflow the result type.
11346 2008-06-25 Richard Guenther <rguenther@suse.de>
11348 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11349 (vn_lookup): Likewise.
11351 2008-06-25 Richard Guenther <rguenther@suse.de>
11353 PR tree-optimization/35518
11354 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11355 * tree-sra.c (instantiate_element): Use fold_build3 to build
11357 (try_instantiate_multiple_fields): Likewise.
11359 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11361 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11364 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11366 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11367 use_backchain_to_restore_sp to true
11368 if the offset of the link register save area would go over the 32k - 1
11369 offset limit of the load
11372 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11374 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11375 anchor for the type-punning blurb. Cross-reference "Structures
11376 unions enumerations and bit-fields implementation". Provide a
11377 cast-through-pointer example. Make final sentence self-contained.
11378 * doc/implement-c.texi (Structures unions enumerations and
11379 bit-fields implementation): Cross-reference the type-punning blurb
11380 in the -fstrict-aliasing documentation.
11382 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11384 PR middle-end/36594
11385 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11386 the memory instead of the memory itself for the save area.
11388 2008-06-24 Olivier Hainque <hainque@adacore.com>
11389 Nicolas Roche <roche@adacore.com>
11391 * gengtype.c (srcdir_len): size_t instead of int.
11392 (get_file_realbasename): New function. For F a filename, the real
11393 basename of F, with all the path components stripped.
11394 (get_file_srcdir_relative_path): New function. For F a filename, the
11395 relative path to F from $(srcdir).
11396 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11397 get_file_realbasename. Adjust the head comment.
11398 (get_prefix_langdir_index): New function. For F a filename, return the
11399 lang_dir_names[] relative index of the language directory that is
11401 (get_file_langdir): For F a filename, return the name of the language
11402 directory where F is located.
11403 (get_file_gtfilename): New function. The gt- output file name for an
11405 (get_output_file_with_visibility): Replace in-line computations with
11406 uses of get_file_gtfilename and get_prefix_langdir_index.
11407 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11409 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11411 PR tree-optimization/36504
11412 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11413 references without base address.
11415 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11417 PR middle-end/36584
11418 * calls.c (expand_call): Increase alignment for recursive functions.
11420 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11422 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11423 (TARGET_FUNCTION_VALUE): New define.
11424 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11425 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11427 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11429 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11430 (fmod<mode>3): Ditto.
11431 (remainderxf3): Ditto.
11432 (remainder<mode>3): Ditto.
11434 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11437 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11438 REG is a hard register.
11440 PR tree-optimization/36508
11441 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11442 499, don't check it at all in release compilers.
11444 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11446 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11447 together with SSE_TARGET_MATH to disable insn pattern.
11448 (*fop_<MODEF:mode>_2_i387): Ditto.
11449 (*fop_<MODEF:mode>_3_i387): Ditto.
11451 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11453 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11455 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11457 PR middle-end/34906
11458 * gimplify.c (gimplify_asm_expr): Check the return code of
11459 parse_output_constraint call, set function return and is_inout
11460 value if it failed.
11462 2008-06-22 Ian Lance Taylor <iant@google.com>
11464 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11465 (narrowest_signed_type): Likewise.
11466 * c-typeck.c (c_common_type): Change local variable mclass to enum
11468 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11469 tcc_comparison, not the tree code itself.
11470 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11471 (c_expand_expr): Cast modifier to enum expand_modifier.
11472 * c-common.h (C_RID_CODE): Add casts.
11473 (C_SET_RID_CODE): Define.
11474 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11475 (c_lex_one_token): Add cast to avoid warning.
11476 (c_parser_objc_type_name): Rename local typename to type_name.
11477 (check_no_duplicate_clause): Change code parameter to enum
11479 (c_parser_omp_var_list_parens): Change kind parameter to enum
11481 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11482 c_parser_omp_list_var_parens.
11483 (c_parser_omp_threadprivate): Likewise.
11484 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11485 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11486 * c-format.c (NO_FMT): Define.
11487 (printf_length_specs): Use NO_FMT.
11488 (asm_fprintf_length_specs): Likewise.
11489 (gcc_diag_length_specs): Likewise.
11490 (scanf_length_specs): Likewise.
11491 (strfmon_length_specs): Likewise.
11492 (gcc_gfc_length_specs): Likewise.
11493 (printf_flag_specs): Change 0 to STD_C89.
11494 (asm_fprintf_flag_specs): Likewise.
11495 (gcc_diag_flag_specs): Likewise.
11496 (gcc_cxxdiag_flag_specs): Likewise.
11497 (scanf_flag_specs): Likewise.
11498 (strftime_flag_specs): Likewise.
11499 (strfmon_flag_specs): Likewise.
11500 (print_char_table): Likewise.
11501 (asm_fprintf_char_table): Likewise.
11502 (gcc_diag_char_table): Likewise.
11503 (gcc_tdiag_char_table): Likewise.
11504 (gcc_cdiag_char_table): Likewise.
11505 (gcc_cxxdiag_char_table): Likewise.
11506 (gcc_gfc_char_table): Likewise.
11507 (scan_char_table): Likewise.
11508 (time_char_table): Likewis.
11509 (monetary_char_table): Likewise.
11510 * c-format.h (BADLEN): Likewise.
11512 2008-06-21 Ian Lance Taylor <iant@google.com>
11514 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11515 Define END_OF_BASE_TREE_CODES around inclusion.
11516 * tree.c (tree_code_type): New global array.
11517 (tree_code_length, tree_code_name): Likewise.
11518 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11519 $(lang_tree_files).
11520 (all-tree.def, s-alltree): New targets.
11521 (gencheck.h, s-gencheck): Remove.
11522 (tree.o): Depend upon all-tree.def.
11523 (build/gencheck.o): Remove gencheck.h dependency.
11524 (mostlyclean): Don't remove gencheck.h.
11525 * c-common.h (enum c_tree_code): Remove.
11526 * c-lang.c (tree_code_type): Remove.
11527 (tree_code_length, tree_code_name): Remove.
11528 * gencheck.c (tree_codes): Include all-tree.def, rather than
11529 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11531 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11533 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11534 (operator_name_info): Size to MAX_TREE_CODES.
11535 (assignment_operator_name_info): Likewise.
11536 * cp/cp-lang.c (tree_code_type): Remove.
11537 (tree_code_length, tree_code_name): Remove.
11538 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11539 (assignment_operator_name_info): Likewise.
11540 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11542 * cp/mangle.c (write_expression): Likewise.
11543 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11544 * fortran/f95-lang.c (tree_code_type): Remove.
11545 (tree_code_length, tree_code_name): Remove.
11546 * java/java-tree.h (enum java_tree_code): Remove.
11547 * java/lang.c (tree_code_type): Remove.
11548 (tree_code_length, tree_code_name): Remove.
11549 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11550 * objc/objc-act.h (enum objc_tree_code): Remove.
11551 * objc/objc-lang.c (tree_code_type): Remove.
11552 (tree_code_length, tree_code_name): Remove.
11553 * objcp/objcp-lang.c (tree_code_type): Remove.
11554 (tree_code_length, tree_code_name): Remove.
11555 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11556 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11557 * ada/misc.c (tree_code_type): Remove.
11558 (tree_code_length, tree_code_name): Remove.
11560 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11562 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11563 the grand_bitmap_obstack.
11565 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11567 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11568 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11569 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11570 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11571 move_stmt_r, new_label_mapper): Likewise.
11572 * tree-complex.c (cvc_lookup): Likewise.
11573 * tree-dfa.c (create_function_ann): Likewise.
11574 * tree-dump.c (dump_register): Likewise.
11575 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11576 find_phi_replacement_condition): Likewise.
11577 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11578 tree_function_versioning): Likewise.
11579 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11580 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11581 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11582 get_nonlocal_debug_decl, convert_nonlocal_reference,
11583 convert_nonlocal_omp_clauses, get_local_debug_decl,
11584 convert_local_reference, convert_local_omp_clauses,
11585 convert_nl_goto_reference, convert_nl_goto_receiver,
11586 convert_tramp_reference, convert_call_expr): Likewise.
11587 * tree-outof-ssa.c (contains_tree_r): Likewise.
11588 * tree-parloops.c (reduction_phi, initialize_reductions,
11589 eliminate_local_variables_1, add_field_for_reduction,
11590 add_field_for_name, create_phi_for_local_result,
11591 create_call_for_reduction_1, create_loads_for_reductions,
11592 create_stores_for_reduction, create_loads_and_stores_for_name):
11594 * tree-phinodes.c (allocate_phi_node): Likewise.
11595 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11596 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11597 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11598 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11599 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11600 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11601 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11602 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11603 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11604 vn_nary_op_insert): Likewise.
11605 * tree-ssa.c (redirect_edge_var_map_add,
11606 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11607 * tree-vectorizer.c (vectorize_loops): Likewise.
11608 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11609 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11610 tree_cons_stat, build1_stat, build_variant_type_copy,
11611 decl_init_priority_lookup, decl_fini_priority_lookup,
11612 decl_priority_info, decl_restrict_base_lookup,
11613 decl_restrict_base_insert, decl_debug_expr_lookup,
11614 decl_debug_expr_insert, decl_value_expr_lookup,
11615 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11616 type_hash_add, get_file_function_name, tree_check_failed,
11617 tree_not_check_failed, tree_range_check_failed,
11618 omp_clause_range_check_failed, build_omp_clause,
11619 build_vl_exp_stat): Likewise.
11620 * value-prof.c (gimple_histogram_value,
11621 gimple_duplicate_stmt_histograms): Likewise.
11622 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11623 unshare_variable, variable_union_info_cmp_pos, variable_union,
11624 dataflow_set_different_1, dataflow_set_different_2,
11625 vt_find_locations, variable_was_changed, set_variable_part,
11626 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11627 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11628 section_entry_hash, object_block_entry_eq,
11629 object_block_entry_hash, create_block_symbol,
11630 initialize_cold_section_name, default_function_rodata_section,
11631 strip_reg_name, set_user_assembler_name, const_desc_eq,
11632 build_constant_desc, output_constant_def, lookup_constant_def,
11633 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11634 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11635 default_internal_label): Likewise.
11636 * varray.c (varray_init, varray_grow): Likewise.
11637 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11639 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11641 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11642 operators for "test" insn. Macroize insn using SWI mode macro.
11643 (*jcc_fused_2): Ditto.
11644 (*jcc_fused_3): Macroize insn using SWI mode macro.
11645 (*jcc_fused_4): Ditto.
11647 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11649 * tree-ssa-pre.c: Fix typo in comment.
11650 (init_antic, fini_antic): Add explicit funtions for
11651 initializing and deinitializing ANTIC and AVAIL sets.
11652 (create_expression_by_pieces): Fix typo in comment.
11653 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11654 (execute_pre): Eventually dump details about ANTIC_IN.
11656 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11658 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11659 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11660 add_to_obstack, file_at_path, find_a_file, execute,
11661 add_preprocessor_option, add_assembler_option, add_linker_option,
11662 process_command, insert_wrapper, do_option_spec, do_self_spec,
11663 spec_path, do_spec_1, is_directory, main, used_arg,
11664 getenv_spec_function): Likewise.
11665 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11666 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11669 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11671 * doc/rtl.texi: Updated subreg section.
11673 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11676 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11677 node->needed and node->reachable.
11678 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11679 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11680 (expand_task_call): Don't call expand_task_copyfn.
11681 (expand_task_copyfn): Renamed to...
11682 (finalize_task_copyfn): ... this.
11684 2008-06-19 Jan Hubicka <jh@suse.cz>
11686 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11687 clobbering framepointer.
11689 2008-06-19 Jan Hubicka <jh@suse.cz>
11691 * tree-optimize.c (execute_early_local_optimizations): Set
11692 cgraph_state only at first invocation.
11694 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11696 * system.h (-Wc++-compat): Activate as a warning, no an error.
11698 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11700 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11701 instead of "#" in insn asm template.
11702 (*jcc_fused_2): Ditto.
11704 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11706 * config/i386/i386.h (ix86_tune_indices)
11707 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11708 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11709 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11710 (*jcc_fused_2): Ditto.
11711 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11712 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11713 (print operand): Handle 'E' and 'e' code.
11715 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11717 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11718 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11719 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11721 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11723 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11725 (cgraph_expand_function): Use local copy of decl.
11726 (cgraph_expand_all_functions): Remove redundant initialization of
11728 (cgraph_optimize): Reword internal_error message.
11730 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11732 * arm-protos.h (arm_return_in_memory): Remove public
11733 arm_return_in_memory() prototype.
11734 * arm.c (arm_return_in_memory): Add static prototype, add target
11735 hook macro, change definition and comments.
11736 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11738 2008-06-19 Ben Elliston <bje@au.ibm.com>
11740 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11741 real.c: Remove references to IEEE 754R.
11742 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11743 * doc/libgcc.texi (Decimal float library routines): Likewise.
11745 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11747 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11748 (default_unwind_word_mode): Add prototype.
11749 * targhooks.c (default_unwind_word_mode): New function.
11750 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11751 instead of word_mode.
11752 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11753 (TARGET_INITIALIZER): Use it.
11755 * c-common.c (handle_mode_attribute): Support "unwind_word"
11757 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11759 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11760 word_mode to access SjLj_Function_Context member "data".
11761 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11762 conversion from targetm.eh_return_filter_mode () to
11763 targetm.unwind_word_mode () if they differ.
11765 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11766 (BT_FN_UNWINDWORD_PTR): New function type.
11767 (BT_FN_WORD_PTR): Remove.
11768 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11769 * except.c (expand_builtin_extend_pointer): Convert pointer to
11770 targetm.unwind_word_mode () instead of word_mode.
11772 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11773 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11774 (spu_unwind_word_mode): New function.
11775 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11776 (TARGET_UNWIND_WORD_MODE): Define.
11777 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11779 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11781 * config/spu/spu.c (reg_align): Remove.
11782 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11783 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11784 (spu_split_store): Likewise.
11786 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11788 * gcc/tree-vn.c: Fix typo in comment.
11790 2008-06-18 Jan Hubicka <jh@suse.cz>
11792 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11793 toplevel reorder too.
11795 2008-06-18 Jan Hubicka <jh@suse.cz>
11797 * c-opts.c (c_common_post_options): PCH is not compatible with
11799 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11800 -fno-toplevel-reorder by default now.
11802 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11804 PR documentation/30739
11805 * doc/install.texi (Prerequisites): Document dependency on awk.
11807 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11808 Ian Lance Taylor <iant@google.com>
11810 PR rtl-optimization/35604
11811 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11812 only want to change jump destinations, not eventual label comparisons.
11814 2008-06-16 Jan Hubicka <jh@suse.cz>
11816 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11818 (cgraph_analyze_function): Likewise.
11820 2008-06-16 Jan Hubicka <jh@suse.cz>
11822 * cgraph.h (cgraph_mark_if_needed): New function.
11823 * cgraphunit.c (cgraph_mark_if_needed): New function.
11824 * c-decl.c (duplicate_decl): Use it.
11826 2008-06-16 Jan Hubicka <jh@suse.cz>
11828 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11831 2008-06-16 Jan Hubicka <jh@suse.cz>
11833 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11835 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11836 Kazu Hirata <kazu@codesourcery.com>
11837 Maxim Kuvyrkov <maxim@codesourcery.com
11839 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11840 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11841 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11842 EXTRA_SPEC_FUNCTIONS.
11843 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11844 (DRIVER_SELF_SPECS): Adjust.
11845 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11846 * config/mips/st.h, config/mips/t-st: New.
11847 * config/mips/driver-native.c, config/mips/x-native: New.
11848 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11851 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11853 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11855 (ISA_HAS_FP_CONDMOVE): New macro.
11856 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11857 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11858 (ISA_HAS_NMADD3_NMSUB3): New macro.
11859 * config/mips/mips.c (mips_rtx_costs): Update.
11860 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11861 compiling for ST Loongson 2E/2F.
11862 (madd<mode>): Rename to madd4<mode>. Update.
11863 (madd3<mode>): New pattern.
11864 (msub<mode>): Rename to msub4<mode>. Update.
11865 (msub3<mode>): New pattern.
11866 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11867 (nmadd3<mode>): New pattern.
11868 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11869 (nmadd3<mode>_fastmath): New pattern.
11870 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11871 (nmsub3<mode>): New pattern.
11872 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11873 (nmsub3<mode>_fastmath): New pattern.
11874 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11876 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11878 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11879 (DF_REF_INSN_INFO): New.
11880 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11881 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11882 with a NULL DF_REF_INSN_INFO.
11883 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11885 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11886 DF_INSN_INFO_EQ_USES): New.
11887 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11888 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11889 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11890 * df-core.c: Update comment for above changes.
11891 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11892 DF_INSN_UID_* macros.
11893 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11894 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11895 insn rtx. Update all callers.
11896 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11897 df_ref_create_structure, df_insn_refs_collect): Likewise.
11898 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11899 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11900 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11901 macros to access the insn refs.
11902 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11903 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11904 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11905 for accessing the refs.
11906 (try_fwprop_subst): Likewise.
11907 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11908 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11909 for accessing the refs.
11910 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11911 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11912 to look at the insn refs.
11913 (record_uses): Likewise.
11914 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11916 (mark_artificial_uses): Don't mark_insn for artificial refs.
11917 (mark_reg_rependencies): Likewise.
11919 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11921 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11923 * configure: Regenerate.
11925 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11927 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11928 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11929 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11931 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11933 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11934 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11935 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11937 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11939 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11940 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11941 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11943 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11945 * tree-ssa-sccvn.c: Fix format of comments.
11947 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11949 * cgraph.c: Remove unneeded forward declarations of eq_node()
11952 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11954 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11956 (see_update_relevancy): Likewise.
11957 * fwprop.c (try_fwprop_subst): Likewise.
11958 * rtlanal.c (noop_move_p): Likewise.
11959 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11960 notes to non-existing libcall blocks.
11961 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11963 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11964 (dead_libcall_p): Remove.
11965 (delete_trivially_dead_insns): Don't use it.
11966 * web.c (union_defs): Remove comment about keeping nops.
11967 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11968 (compute_hash_table_work): Don't track libcall notes.
11969 (do_local_cprop): Don't take libcall pointers. Don't update
11971 (adjust_libcall_notes): Deleted.
11972 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11973 ever have existed in the first place).
11974 (replace_store_insn): Don't try to remove libcall notes.
11975 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11976 (resolve_reg_notes): Don't call them.
11977 (resolve_simple_move): Likewise.
11978 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11979 Don't remove REG_RETVAL notes.
11980 * emit-rtl.c (try_split): Don't update libcall notes.
11981 (emit_copy_of_insn_after): Dito.
11982 * cselib.c (cselib_current_insn_in_libcall): Remove.
11983 (cselib_process_insn): Don't set/clear it.
11984 (new_elt_loc_list): Don't record it.
11985 (cselib_init): Don't initialize it.
11986 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11987 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11989 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11990 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11991 (init_deps): Don't initialize it.
11992 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11993 * combine.c (delete_noop_moves): Don't update libcall notes.
11994 (can_combine_p): Remove now pointless #if 0 block.
11995 (try_combine): Remove another obsolete #if 0 block.
11996 (distribute_notes): Don't distribute libcall notes.
11997 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11998 * dce.c (libcall_dead_p): Remove.
11999 (delete_unmarked_insns): Don't handle libcall blocks.
12000 (preserve_libcall_for_dce): Remove.
12001 (prescan_insns_for_dce): Don't special-case libcall block insns.
12002 * reload1 (reload): Don't handle libcall notes.
12003 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12006 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12008 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12009 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12010 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12012 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12014 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12015 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12016 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12018 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12020 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12022 2008-06-16 Ira Rosen <irar@il.ibm.com>
12024 PR tree-optimization/36493
12025 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12026 the arguments list. Use VECTYPE to create vector pointer.
12027 (vectorizable_store): Fail if accesses through a pointer to vectype
12028 do not alias the original memory reference operands.
12029 Call vect_create_data_ref_ptr without the removed argument.
12030 (vectorizable_load): Likewise.
12031 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12034 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12037 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12038 reg_equiv_constant.
12040 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12042 * config/mips/loongson2ef.md: New file.
12043 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12044 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12045 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12046 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12047 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12049 (loongson2ef.md): New include.
12050 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12051 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12052 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12053 (loongson_gt_<mode>, loongson_extract_halfword)
12054 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12055 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12056 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12057 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12058 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12059 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12060 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12061 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12062 (vec_interleave_low<mode>): Define type attribute.
12063 * config/mips/mips.c (mips_ls2): New static variable.
12064 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12065 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12066 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12067 Implement target scheduling hooks.
12068 (mips_multipass_dfa_lookahead): Update to handle tuning for
12070 (mips_sched_init): Initialize data for Loongson scheduling.
12071 (mips_ls2_variable_issue): New static function.
12072 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12074 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12075 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12076 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12077 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12078 Handle ST Loongson 2E/2F cores.
12079 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12081 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12083 * omp-low.c (extract_omp_for_data): Fix comment typo.
12086 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12088 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12089 FIXME note about gcc/config.guess.
12090 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12091 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12092 * doc/cppopts.texi: Likewise.
12093 * doc/extend.texi: Likewise.
12094 * doc/gcc.texi: Likewise.
12095 * doc/gccint.texi: Likewise.
12096 * doc/gcov.texi: Likewise.
12097 * doc/gty.texi: Likewise.
12098 * doc/hostconfig.texi: Likewise.
12099 * doc/install.texi: Likewise.
12100 * doc/invoke.texi: Likewise.
12101 * doc/loop.texi: Likewise.
12102 * doc/makefile.texi: Likewise.
12103 * doc/md.texi: Likewise.
12104 * doc/passes.texi: Likewise.
12105 * doc/tm.texi: Likewise.
12106 * doc/tree-ssa.texi: Likewise.
12107 * doc/trouble.texi: Likewise.
12109 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12110 Nathan Sidwell <nathan@codesourcery.com>
12111 Maxim Kuvyrkov <maxim@codesourcery.com>
12112 Richard Sandiford <rdsandiford@googlemail.com>
12114 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12115 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12116 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12118 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12119 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12120 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12122 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12123 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12124 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12125 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12126 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12127 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12128 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12129 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12130 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12131 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12132 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12133 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12134 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12135 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12136 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12137 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12138 (mips_builtins): Add Loongson builtins.
12139 (mips_loongson_2ef_bdesc): New.
12140 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12141 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12142 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12143 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12145 (mips_expand_vector_init): New.
12146 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12147 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12149 * config/mips/mips.md: Add unspec numbers for Loongson
12150 builtins. Include loongson.md.
12151 (MOVE64): Include Loongson vector modes.
12152 (SPLITF): Include Loongson vector modes.
12153 (HALFMODE): Handle Loongson vector modes.
12154 * config/mips/loongson.md: New.
12155 * config/mips/loongson.h: New.
12156 * config.gcc: Add loongson.h header for mips*-*-* targets.
12157 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12159 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12161 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12162 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12163 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12164 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12165 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12166 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12167 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12168 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12169 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12170 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12171 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12172 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12173 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12174 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12175 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12176 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12177 Remove use_fixproto=yes.
12178 (ia64*-*-hpux*): Remove comment about using fixproto.
12179 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12181 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12183 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12185 * configure: Regenerate.
12187 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12189 PR middle-end/36520
12190 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12191 before evaluating it.
12193 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12196 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12197 nested inline functions.
12198 (start_decl, start_function): Don't invert DECL_EXTERNAL
12199 for nested inline functions.
12201 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12203 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12204 splits that must be made for correctness.
12206 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12208 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12209 (AVAIL_NON_MIPS16): Likewise.
12210 (mips_builtin_description): Replace target_flags with a predicate.
12211 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12212 (dspr2_32): New availability predicates.
12213 (MIPS_BUILTIN): New macro.
12214 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12215 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12216 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12217 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12218 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12219 (mips_dsp_32only_bdesc): Merge into...
12220 (mips_builtins): ...this new array.
12221 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12222 (mips_init_builtins): Update after above changes.
12223 (mips_expand_builtin_1): Merge into...
12224 (mips_expand_builtin): ...here and update after above changes.
12226 2008-06-12 Paul Brook <paul@codesourcery.com>
12228 * longlong.h (__arm__): Define count_leading_zeros.
12229 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12230 (clzsi2, clzdi2): New functions.
12231 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12232 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12233 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12234 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12235 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12236 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12237 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12238 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12239 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12240 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12242 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12244 * config/m68k/m68k.c (m68k_tune_flags): New.
12245 (override_options): Compute m68k_tune_flags.
12246 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12247 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12249 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12251 PR middle-end/36506
12252 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12254 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12256 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12257 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12259 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12261 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12262 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12264 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12266 PR middle-end/36506
12267 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12270 2008-06-12 Richard Guenther <rguenther@suse.de>
12272 PR tree-optimization/36345
12273 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12274 add memory_tag_needed flag.
12275 (may_alias_p): Declare.
12276 * tree-ssa-alias.c (may_alias_p): Export.
12277 (set_initial_properties): Use memory_tag_needed flag.
12278 (update_reference_counts): Likewise.
12279 (reset_alias_info): Reset memory_tag_needed flag.
12280 (create_name_tags): Check memory_tag_needed flag.
12281 (dump_points_to_info_for): Dump it.
12282 * tree-ssa-structalias.c (struct variable_info): Remove
12283 directly_dereferenced flag.
12284 (new_var_info): Do not initialize it.
12285 (process_constraint_1): Do not set it.
12286 (update_alias_info): Set is_dereferenced flag.
12287 (set_uids_in_ptset): Use may_alias_p.
12288 (set_used_smts): Check memory_tag_needed flag.
12289 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12290 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12291 memory_tag_needed flag.
12292 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12293 from broken design.
12295 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12297 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12298 red zone for w64 abi.
12299 (ix86_expand_prologue): Likewise.
12300 (ix86_force_to_memory): Likewise.
12301 (ix86_free_from_memory): Likewise.
12303 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12306 * config/rs6000/rs6000.c (rs6000_override_options): Set
12307 rs6000_isel conditionally to the absence of comand line override.
12308 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12309 Remove duplicate rs6000_isel setting.
12310 * config/rs6000/eabispe.h: Ditto.
12312 2008-06-11 Richard Guenther <rguenther@suse.de>
12314 * alias.c (get_alias_set): Use the element alias-set for arrays.
12315 (record_component_aliases): For arrays and vectors do nothing.
12316 * c-common.c (strict_aliasing_warning): Handle the cases
12317 of alias set zero explicitly.
12318 * Makefile.in (dfp.o-warn): Add -Wno-error.
12320 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12322 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12324 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12325 tune_32 tune_64 to supported_defaults. Allow values not
12326 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12327 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12328 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12329 with_cpu_64 to generic for 64-bit-supporting configurations, not
12330 with_cpu. Remove FIXMEs.
12331 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12332 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12333 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12334 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12335 arch_32 and arch_64.
12337 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12338 Olivier Hainque <hainque@adacore.com>
12340 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12341 Use DECL_SIZE_UNIT to retrieve the size of the field.
12343 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12345 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12346 with function calls after declarations. Lay out
12347 neon_float_type_node before further use.
12349 2008-06-11 Richard Guenther <rguenther@suse.de>
12351 * tree-flow.h (may_point_to_global_var): Declare.
12352 * tree-ssa-alias.c (may_point_to_global_var): New function.
12353 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12355 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12357 * configure.ac: Teach that fido supports .debug_line.
12358 * configure: Regenerate.
12360 2008-06-10 Tom Tromey <tromey@redhat.com>
12362 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12365 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12367 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12368 (encode_decimal64, decode_decimal64, encode_decimal128,
12369 decode_decimal128): Reverse order of 32-bit parts of value if host
12370 and target endianness differ.
12372 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12374 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12375 Avoid division by 0.
12376 (tree_mod_pow2_value_transform): Likewise.
12377 (tree_ic_transform): Likewise.
12378 (tree_stringops_transform): Likewise.
12379 (tree_mod_subtract_transform): Likewise.
12380 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12381 (copy_edges_for_bb): Likewise.
12382 (initialize_cfun): Likewise.
12384 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12386 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12387 nonmemory_operand. Add "N" operand constraint.
12389 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12390 (*jcc_btsi_mask): Ditto.
12391 (*jcc_btsi_mask_1): Ditto.
12393 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12395 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12396 TYPE_CANONICAL for copied element type.
12398 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12401 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12402 Add m_CORE2 and m_GENERIC.
12403 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12404 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12406 (*jcc_btdi_rex64): New instruction and split pattern.
12407 (*jcc_btsi): Ditto.
12408 (*jcc_btsi_1): Ditto.
12409 (*btsq): Fix Intel asm dialect operand order.
12413 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12415 PR middle-end/36447
12416 * simplify-rtx.c (simplify_subreg): Add check for shift count
12419 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12421 * doc/md.texi: Synchronize with later constraints.md change.
12422 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12423 with a C implementation.
12424 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12426 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12427 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12428 when moving to and from MD_REGNUM.
12429 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12430 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12431 Handle byte and halfword moves.
12432 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12434 * config/mips/constraints.md (h): Turn into NO_REGS.
12435 (l, x): Update documentation.
12436 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12437 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12438 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12439 (HILO): New mode iterator.
12441 (any_div): New code iterator.
12442 (u): Extend code attribute to div and udiv.
12443 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12444 d_operand in the splitters. Remove redundant CONST_INT checks.
12445 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12446 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12447 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12448 accordingly, using normal moves instead of unspecs to move LO into
12449 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12450 (<u>mulsidi3): Handle expansion in C code.
12451 (<u>mulsidi3_32bit_internal): Rename to...
12452 (<u>mulsidi3_32bit): ...this.
12453 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12454 (*<u>mulsidi3_64bit): Rename to...
12455 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12456 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12457 to set LO and HI to the multiplication result. Use a normal move
12458 for MFLO and an unspec for MFHI.
12459 (*<u>mulsidi3_64bit_parts): Replace with...
12460 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12461 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12462 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12463 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12464 instead of HI. Split the instruction into a separate multiplication
12465 and MFHI if !TARGET_FIX_R4000.
12466 (<su>muldi3_highpart): Likewise.
12467 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12468 and the "=h" clobber.
12469 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12470 (<u>mulditi3): New expander.
12471 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12472 (madsi): Remove "=h" clobber.
12473 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12474 Force the modulus result to be a GPR and split the instruction into
12475 a division followed by an MFHI after reload.
12476 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12477 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12478 the MIPS16 HIGH define_split.
12479 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12480 of acc<->gpr moves to "multi".
12481 (*movdi_64bit): Replace the single "x" alternative with
12482 alternatives for moving into and out of "a".
12483 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12484 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12485 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12486 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12487 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12488 (movti): New expander.
12489 (*movti, *movti_mips16): New insns.
12490 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12491 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12492 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12493 * config/mips/predicates.md (fpr_operand): Delete.
12494 (d_operand): New predicate.
12496 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12498 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12499 failure on some Bourne shells.
12500 (x86_64-*-*): Ditto.
12502 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12504 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12506 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12508 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12509 (sparc-sun-solaris2*): Likewise.
12511 2008-06-09 Arnaud Charlet <charlet@adacore.com
12513 * doc/install.texi: Update requirements to build the Ada compiler.
12515 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12517 * df-scan.c (struct df_scan_problem_data): Remove the
12518 mw_link_pool alloc pool.
12519 (df_scan_free_internal): Don't free it.
12520 (df_scan_alloc): Don't allocate it.
12521 * df.h (struct df_link): Update comment.
12523 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12525 * except.h: Correct checks for when SJLJ exceptions must be used.
12527 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12529 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12532 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12534 PR tree-optimization/36218
12535 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12536 configure for the build system.
12537 (BUILD_LDFLAGS): Define.
12538 * configure: Regenerate.
12539 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12541 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12544 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12545 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12546 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12548 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12550 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12552 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12554 * config.gcc (Obsolete configurations): Remove list of
12556 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12557 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12558 targets matched by those patterns.
12559 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12560 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12561 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12562 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12563 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12564 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12565 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12566 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12567 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12568 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12569 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12570 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12571 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12572 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12573 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12574 Make code for Solaris 7 and greater unconditional for Solaris.
12575 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12576 Remove --with-* handling.
12577 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12578 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12579 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12580 LINK_OS_WINDISS_SPEC): Remove.
12581 * config/rs6000/sysv4.opt (mwindiss): Remove.
12582 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12583 * configure: Regenerate.
12584 * doc/cpp.texi: Don't mention BeOS.
12585 * doc/extend.texi (interrupt): Don't mention MS1.
12586 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12587 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12588 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12589 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12590 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12592 * doc/invoke.texi (MT Options): Remove.
12593 (-mwindiss): Remove.
12594 (CRIS Options): Remove cris-axis-aout references.
12595 (HPPA Options): Don't mention hppa1.1-*-pro.
12596 * doc/md.texi: (MorphoTech family): Remove.
12597 * libgcc2.c: Don't handle UWIN.
12598 * config/alpha/t-unicosmk: Remove.
12599 * config/alpha/unicosmk.h: Remove.
12600 * config/arm/kaos-arm.h: Remove.
12601 * config/arm/kaos-strongarm.h: Remove.
12602 * config/arm/strongarm-coff.h: Remove.
12603 * config/arm/strongarm-elf.h: Remove.
12604 * config/arm/strongarm-pe.h: Remove.
12605 * config/arm/t-strongarm-pe: Remove.
12606 * config/arm/t-xscale-coff: Remove.
12607 * config/arm/t-xscale-elf: Remove.
12608 * config/arm/xscale-coff.h: Remove.
12609 * config/arm/xscale-elf.h: Remove.
12610 * config/chorus.h: Remove.
12611 * config/cris/aout.h: Remove.
12612 * config/cris/aout.opt: Remove.
12613 * config/cris/t-aout: Remove.
12614 * config/i386/beos-elf.h: Remove.
12615 * config/i386/kaos-i386.h: Remove.
12616 * config/i386/ptx4-i.h: Remove.
12617 * config/i386/sco5.h: Remove.
12618 * config/i386/sco5.opt: Remove.
12619 * config/i386/sysv4-cpp.h: Remove.
12620 * config/i386/sysv5.h: Remove.
12621 * config/i386/t-beos: Remove.
12622 * config/i386/t-sco5: Remove.
12623 * config/i386/t-uwin: Remove.
12624 * config/i386/uwin.asm: Remove.
12625 * config/i386/uwin.h: Remove.
12626 * config/kaos.h: Remove.
12627 * config/mips/windiss.h: Remove.
12628 * config/mt: Remove directory.
12629 * config/pa/pa-osf.h: Remove.
12630 * config/pa/pa-pro-end.h: Remove.
12631 * config/pa/t-pro: Remove.
12632 * config/ptx4.h: Remove.
12633 * config/rs6000/beos.h: Remove.
12634 * config/rs6000/kaos-ppc.h: Remove.
12635 * config/rs6000/t-beos: Remove.
12636 * config/rs6000/windiss.h: Remove.
12637 * config/sh/kaos-sh.h: Remove.
12638 * config/sol2-6.h: Remove.
12639 * config/sparc/sol26-sld.h: Remove.
12640 * config/sparc/sysv4-only.h: Remove.
12641 * config/vax/bsd.h: Remove.
12642 * config/vax/t-memfuncs: Remove.
12643 * config/vax/ultrix.h: Remove.
12644 * config/vax/vaxv.h: Remove.
12645 * config/windiss.h: Remove.
12647 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12649 PR rtl-optimization/36438
12650 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12651 for vector shifts with constant scalar shift operands.
12653 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12655 * doc/invoke.texi: Document -march=xlr.
12656 * config/mips/xlr.md: New file.
12657 * config/mips/mips.md: Include it.
12659 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12660 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12661 (mips_rtx_cost_data): Likewise.
12663 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12665 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12666 PRE_INC and PRE_DEC cases.
12668 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12670 PR rtl-optimization/36419
12671 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12672 the emitting jump insn.
12675 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12676 is not bool, boolify the whole *expr_p and convert to the desired type.
12678 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12680 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12681 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12682 Add omp_private_outer_ref hook, add another argument to
12683 omp_clause_default_ctor hook.
12684 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12685 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12686 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12687 hook_tree_tree_tree_tree_null.
12688 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12689 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12690 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12691 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12692 * tree.def (OMP_TASK): New tree code.
12693 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12694 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12695 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12696 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12697 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12698 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12699 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12700 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12701 (OMP_DIRECTIVE_P): Add OMP_TASK.
12702 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12703 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12704 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12705 and OMP_CLAUSE_UNTIED entries.
12706 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12708 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12709 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12710 * tree-pretty-print.c (dump_omp_clause): Handle
12711 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12712 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12713 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12714 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12715 warning about unsigned iterators. Change decl/init/cond/incr
12716 arguments to TREE_VECs, check arguments for all collapsed loops.
12717 (c_finish_omp_taskwait): New function.
12718 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12720 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12721 default_function_array_conversion on init. Add par_clauses argument.
12722 If decl is present in parallel's lastprivate clause, change it to
12723 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12724 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12725 collapse count in clauses.
12726 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12727 c_parser_omp_for_loop callers.
12728 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12729 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12730 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12731 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12733 (c_parser_omp_clause_schedule): Handle schedule(auto).
12734 Include correct location in the error message.
12735 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12736 and PRAGMA_OMP_CLAUSE_UNTIED.
12737 (OMP_TASK_CLAUSE_MASK): Define.
12738 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12739 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12740 * tree-nested.c (convert_nonlocal_omp_clauses,
12741 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12742 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12743 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12744 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12746 (conver_nonlocal_reference, convert_local_reference,
12747 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12748 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12749 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12750 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12751 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12752 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12753 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12754 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12755 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12757 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12758 * c-common.h (c_finish_omp_taskwait): New prototype.
12759 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12760 * tree-parloops.c (create_parallel_loop): Create 1 entry
12761 vectors for OMP_FOR_{INIT,COND,INCR}.
12762 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12763 (make_edges): Handle OMP_TASK.
12764 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12765 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12766 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12767 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12768 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12769 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12770 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12771 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12772 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12773 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12774 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12775 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12776 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12777 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12778 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12779 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12780 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12781 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12782 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12783 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12784 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12785 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12786 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12787 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12788 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12789 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12790 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12791 original iterator is present in lastprivate clause or if
12792 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12793 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12794 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12795 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12796 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12797 if it is set, lookup var in outer contexts too. Handle
12798 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12799 to be implicitly determined firstprivate for task regions.
12800 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12801 if it is set, lookup var in outer contexts too. Set
12802 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12803 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12804 OMP_CLAUSE_UNTIED. Take region_type as last argument
12805 instead of in_parallel and in_combined_parallel.
12806 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12808 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12809 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12810 (new_omp_context): Set default_kind to
12811 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12812 (omp_region_type): New enum.
12813 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12814 fields, add region_type.
12815 (new_omp_context): Take region_type as argument instead of is_parallel
12816 and is_combined_parallel.
12817 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12818 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12819 ctx->is_combined_parallel checks.
12820 (gimplify_omp_task): New function.
12821 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12823 * omp-low.c (extract_omp_for_data): Use schedule(static)
12824 for schedule(auto). Handle pointer and unsigned iterators.
12825 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12826 Add loops argument. Extract data for collapsed OMP_FOR loops.
12827 (expand_parallel_call): Assert sched_kind isn't auto,
12828 map runtime schedule to index 3.
12829 (struct omp_for_data_loop): New type.
12830 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12831 Add loop, loops, collapse and iter_type fields.
12832 (workshare_safe_to_combine_p): Disallow combined for if
12833 iter_type is unsigned long long. Don't combine collapse > 1 loops
12834 unless all bounds and steps are constant. Adjust extract_omp_for_data
12836 (expand_omp_for_generic): Handle pointer, unsigned and long long
12837 iterators. Handle collapsed OMP_FOR loops. Adjust
12838 for struct omp_for_data changes. If libgomp function doesn't return
12839 boolean_type_node, add comparison of the return value with 0.
12840 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12841 pointer, unsigned and long long iterators. Adjust for struct
12842 omp_for_data changes.
12843 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12844 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12845 unsigned long long. Allocate loops array, pass it to
12846 extract_omp_for_data. For collapse > 1 loops use always
12847 expand_omp_for_generic.
12848 (omp_context): Add sfield_map and srecord_type fields.
12849 (is_task_ctx, lookup_sfield): New functions.
12850 (use_pointer_for_field): Use is_task_ctx helper. Change first
12851 argument's type from const_tree to tree. Clarify comment.
12852 In OMP_TASK disallow copy-in/out sharing.
12853 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12854 (install_var_field): Add mask argument. Populate both record_type
12855 and srecord_type if needed.
12856 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12858 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12859 and DECL_FIELD_OFFSET.
12860 (scan_sharing_clauses): Adjust install_var_field callers. For
12861 firstprivate clauses on explicit tasks allocate the var by value in
12862 record_type unconditionally, rather than by reference.
12863 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12864 Use is_taskreg_ctx instead of is_parallel_ctx.
12865 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12866 (create_omp_child_function_name): Add task_copy argument, use
12867 *_omp_cpyfn* names if it is true.
12868 (create_omp_child_function): Add task_copy argument, if true create
12869 *_omp_cpyfn* helper function.
12870 (scan_omp_parallel): Adjust create_omp_child_function callers.
12871 Rename parallel_nesting_level to taskreg_nesting_level.
12872 (scan_omp_task): New function.
12873 (lower_rec_input_clauses): Don't run constructors for firstprivate
12874 explicit task vars which are initialized by *_omp_cpyfn*.
12875 Pass outer var ref to omp_clause_default_ctor hook if
12876 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12877 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12878 OMP_CLAUSE_REDUCTION_INIT.
12879 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12880 avoid duplicate setting of fields. Handle
12881 OMP_CLAUSE_PRIVATE_OUTER_REF.
12882 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12883 copy-out if TREE_READONLY, only copy-in.
12884 (expand_task_copyfn): New function.
12885 (expand_task_call): New function.
12886 (struct omp_taskcopy_context): New type.
12887 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12889 (lower_omp_parallel): Rename to...
12890 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12891 Call create_task_copyfn if srecord_type is needed. Adjust
12893 (task_shared_vars): New variable.
12894 (check_omp_nesting_restrictions): Warn if work-sharing,
12895 barrier, master or ordered region is closely nested inside OMP_TASK.
12896 Add warnings for barrier if closely nested inside of work-sharing,
12897 ordered, or master region.
12898 (scan_omp_1): Call check_omp_nesting_restrictions even for
12899 GOMP_barrier calls. Rename parallel_nesting_level to
12900 taskreg_nesting_level. Handle OMP_TASK.
12901 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12902 work-sharing construct, continue looking for them on parent parallel
12904 (lower_omp_for_lastprivate): Add lastprivate clauses
12905 to the beginning of dlist rather than end. Adjust for struct
12906 omp_for_data changes.
12907 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12908 not after it. Handle collapsed OMP_FOR loops, adjust for
12909 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12910 (get_ws_args_for): Adjust extract_omp_for_data caller.
12911 (scan_omp_for): Handle collapsed OMP_FOR
12912 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12913 (lower_omp_single_simple): If libgomp function doesn't return
12914 boolean_type_node, add comparison of the return value with 0.
12915 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12916 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12917 (parallel_nesting_level): Rename to...
12918 (taskreg_nesting_level): ... this.
12919 (is_taskreg_ctx): New function.
12920 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12921 of is_parallel_ctx.
12922 (execute_lower_omp): Rename parallel_nesting_level to
12923 taskreg_nesting_level.
12924 (expand_omp_parallel): Rename to...
12925 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12926 Call omp_task_call for OMP_TASK regions.
12927 (expand_omp): Adjust caller, handle OMP_TASK.
12928 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12930 * bitmap.c (bitmap_default_obstack_depth): New variable.
12931 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12932 if argument is NULL and bitmap_default_obstack is already initialized.
12933 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12935 * matrix-reorg.c (matrix_reorg): Likewise.
12937 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12939 * config/i386/i386.md (*indirect_jump): Macroize using P
12940 mode iterator. Remove !TARGET_64BIT from insn constraints.
12941 (*tablejump_1): Ditto.
12942 (*indirect_jump_rex64): Remove insn pattern.
12943 (*tablejump_1_rex64): Ditto.
12944 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12945 and eh_return_si insn patterns.
12947 2008-06-06 Richard Guenther <rguenther@suse.de>
12949 * tree-ssa-structalias.c (merge_smts_into): Remove.
12950 (find_what_p_points_to): Do not bother to compute the
12951 points-to set for pt_anything pointers.
12952 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12953 for pt_anything pointers is ok.
12955 2008-06-06 Jan Hubicka <jh@suse.cz>
12957 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12959 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12961 * cgraph.c: Fix typos in comments.
12962 (cgraph_availability_names): Fix string typo.
12963 * fold-const.c: Fix typos in comments.
12964 (fold_binary): Fix typo in warning.
12965 * genautomata.c: Fix typos in comments.
12966 (check_presence_pattern_sets): Fix typo in local variable.
12967 (output_description): Fix typo in output.
12968 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12969 * hwint.h: Likewise.
12970 * matrix-reorg.c (check_allocation_function): Likewise.
12971 * omega.c (smooth_weird_equations): Likewise.
12972 * auto-inc-dec.c: Fix typos in comments.
12973 * bb-reorder.c: Likewise.
12974 * builtins.c: Likewise.
12975 * c-common.c: Likewise.
12976 * c-cppbuiltin.c: Likewise.
12977 * c-parser.c: Likewise.
12978 * c-pretty-print.c: Likewise.
12979 * cfgcleanup.c: Likewise.
12980 * cfgexpand.c: Likewise.
12981 * cfghooks.c: Likewise.
12982 * cfglayout.c: Likewise.
12983 * cfgloopmanip.c: Likewise.
12984 * cgraphunit.c: Likewise.
12985 * coverage.c: Likewise.
12986 * dbxout.c: Likewise.
12987 * df-byte-scan.c: Likewise.
12988 * df-core.c: Likewise.
12989 * df-problems.c: Likewise.
12990 * df-scan.c: Likewise.
12992 * dominance.c: Likewise.
12993 * domwalk.c: Likewise.
12995 * dwarf2out.c: Likewise.
12996 * emit-rtl.c: Likewise.
12997 * et-forest.c: Likewise.
12998 * function.c: Likewise.
12999 * function.h: Likewise.
13001 * gcov-io.c: Likewise.
13002 * gcov.c: Likewise.
13003 * gcse.c: Likewise.
13004 * genattrtab.c: Likewise.
13005 * ggc-page.c: Likewise.
13006 * gimplify.c: Likewise.
13007 * gthr-lynx.h: Likewise.
13008 * haifa-sched.c: Likewise.
13009 * ipa-cp.c: Likewise.
13010 * ipa-inline.c: Likewise.
13011 * ipa-prop.h: Likewise.
13012 * ipa-pure-const.c: Likewise.
13013 * ipa-struct-reorg.c: Likewise.
13014 * ipa-struct-reorg.h: Likewise.
13015 * ipa-type-escape.c: Likewise.
13017 * loop-doloop.c: Likewise.
13018 * mips-tfile.c: Likewise.
13019 * mkmap-flat.awk: Likewise.
13020 * mkmap-symver.awk: Likewise.
13021 * modulo-sched.c: Likewise.
13022 * omp-low.c: Likewise.
13023 * optabs.c: Likewise.
13024 * optabs.h: Likewise.
13025 * opts.c: Likewise.
13026 * passes.c: Likewise.
13027 * postreload-gcse.c: Likewise.
13028 * postreload.c: Likewise.
13029 * predict.c: Likewise.
13030 * pretty-print.h: Likewise.
13031 * profile.c: Likewise.
13032 * protoize.c: Likewise.
13033 * ra-conflict.c: Likewise.
13034 * real.c: Likewise.
13035 * recog.c: Likewise.
13036 * regclass.c: Likewise.
13037 * regs.h: Likewise.
13038 * reload.c: Likewise.
13039 * rtl-error.c: Likewise.
13040 * rtlanal.c: Likewise.
13041 * scan.h: Likewise.
13042 * sched-rgn.c: Likewise.
13044 * stmt.c: Likewise.
13045 * target.h: Likewise.
13046 * tree-dfa.c: Likewise.
13047 * tree-eh.c: Likewise.
13048 * tree-flow-inline.h: Likewise.
13049 * tree-inline.c: Likewise.
13050 * tree-into-ssa.c: Likewise.
13051 * tree-loop-distribution.c: Likewise.
13052 * tree-nested.c: Likewise.
13053 * tree-parloops.c: Likewise.
13054 * tree-pass.h: Likewise.
13055 * tree-pretty-print.c: Likewise.
13056 * tree-profile.c: Likewise.
13057 * tree-scalar-evolution.c: Likewise.
13058 * tree-sra.c: Likewise.
13059 * tree-ssa-alias-warnings.c: Likewise.
13060 * tree-ssa-ccp.c: Likewise.
13061 * tree-ssa-coalesce.c: Likewise.
13062 * tree-ssa-dom.c: Likewise.
13063 * tree-ssa-dse.c: Likewise.
13064 * tree-ssa-forwprop.c: Likewise.
13065 * tree-ssa-live.c: Likewise.
13066 * tree-ssa-live.h: Likewise.
13067 * tree-ssa-loop-im.c: Likewise.
13068 * tree-ssa-loop-ivopts.c: Likewise.
13069 * tree-ssa-loop-niter.c: Likewise.
13070 * tree-ssa-loop-prefetch.c: Likewise.
13071 * tree-ssa-phiopt.c: Likewise.
13072 * tree-ssa-phiprop.c: Likewise.
13073 * tree-ssa-sccvn.c: Likewise.
13074 * tree-ssa-ter.c: Likewise.
13075 * tree-ssa-threadupdate.c: Likewise.
13076 * tree-ssa.c: Likewise.
13077 * tree-vect-analyze.c: Likewise.
13078 * tree-vect-transform.c: Likewise.
13079 * tree-vectorizer.c: Likewise.
13080 * tree-vn.c: Likewise.
13081 * tree-vrp.c: Likewise.
13082 * tree.c: Likewise.
13083 * tree.def: Likewise.
13084 * tree.h: Likewise.
13085 * unwind-dw2-fde.c: Likewise.
13086 * unwind.inc: Likewise.
13087 * value-prof.c: Likewise.
13088 * vmsdbgout.c: Likewise.
13090 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13092 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13093 always place FP constants in the TOC for TARGET_POWERPC64.
13094 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13096 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13098 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13099 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13100 enable for TARGET_E500_DOUBLE.
13101 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13102 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13103 floating-point modes like integer modes for E500 double.
13104 (rs6000_legitimate_offset_address_p): Likewise.
13105 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13106 addressing for DDmode for E500 double.
13107 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13108 modes as using 64-bits of registers for E500 double.
13109 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13110 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13111 specially for E500 double.
13112 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13113 TDmode for E500 double.
13114 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13115 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13116 (rs6000_split_multireg_move): Do not handle TDmode specially for
13118 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13119 using 64-bit registers for E500 double.
13120 (emit_frame_save): Do not handle DDmode specially for E500 double.
13121 (gen_frame_mem_offset): Likewise.
13122 (rs6000_function_value): Do not call spe_build_register_parallel
13123 for DDmode or TDmode.
13124 (rs6000_libcall_value): Likewise.
13125 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13126 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13129 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13131 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13134 2008-06-04 Junjie Gu <jgu@tensilica.com>
13136 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13137 comparison for frame pointers.
13139 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13142 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13144 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13147 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13148 register is already smaller or equal to required mode.
13150 2008-06-04 Xinliang David Li <davidxl@google.com>
13152 * tree-call-cdce.c: New file.
13153 (cond_dead_built_in_calls): New static variable.
13154 (input_domain): New struct.
13155 (check_pow): New function.
13156 (check_builtin_call): Ditto.
13157 (check_target_format): Ditto.
13158 (is_call_dce_candidate): Ditto.
13159 (gen_one_condition): Ditto.
13160 (gen_conditions_for_domain): Ditto.
13161 (get_domain): Ditto.
13162 (gen_conditions_for_pow_cst_base): Ditto.
13163 (gen_conditions_for_pow_int_base): Ditto.
13164 (gen_conditions_for_pow): Ditto.
13165 (get_no_error_domain): Ditto.
13166 (gen_shrink_wrap_conditions): Ditto.
13167 (shrink_wrap_one_built_in_call): Ditto.
13168 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13169 (tree_call_cdce): Ditto.
13170 (gate_call_cdce): Ditto.
13171 (pass_call_cdce): New gimple pass.
13172 * passes.c: (init_optimization_passes): New pass.
13173 * tree-pass.h: New pass declaration.
13174 * opts.c (decode_options): New flag setting.
13175 * common.opt: Add -ftree-builtin-call-dce flag.
13176 * Makefile.in: Add new source file.
13177 * tempvar.def: New tv_id.
13178 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13180 2008-06-04 Richard Guenther <rguenther@suse.de>
13182 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13183 (is_call_clobbered): Always check var_ann->call_clobbered.
13184 (mark_call_clobbered): Always set var_ann->call_clobbered.
13185 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13186 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13187 (reset_alias_info): Clear call clobbering info on MTAGs and
13189 (set_pt_anything): Set pt_global_mem.
13190 (create_tag_raw): Adjust comment.
13191 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13193 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13194 Maxim Kuvyrkov <maxim@codesourcery.com>
13196 * config/m68k/m68k.opt (mxgot): New option.
13197 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13198 (m68k_output_addr_const_extra): New.
13199 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13200 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13201 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13202 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13204 2008-06-04 Richard Guenther <rguenther@suse.de>
13206 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13207 negative or non-representable offsets.
13209 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13211 * config/i386/i386.c (ix86_gen_leave): New.
13212 (ix86_gen_pop1): Likewise.
13213 (ix86_gen_add3): Likewise.
13214 (ix86_gen_sub3): Likewise.
13215 (ix86_gen_sub3_carry): Likewise.
13216 (ix86_gen_one_cmpl2): Likewise.
13217 (ix86_gen_monitor): Likewise.
13218 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13219 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13220 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13221 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13222 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13223 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13224 (ix86_expand_epilogue): Updated.
13225 (print_operand): Handle integer register operand for 'z'.
13226 (ix86_expand_strlensi_unroll_1): Likewise.
13227 (ix86_expand_strlen): Likewise.
13228 (ix86_expand_builtin): Likewise.
13229 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13230 mov{q}/mov{l} and add{q}/add{l}.
13232 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13234 * config/i386/i386.md (P): New mode iterator.
13235 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13236 using P mode iterator.
13237 (DFmode push_operand splitter): Ditto.
13238 (XFmode push_operand splitter): Ditto.
13239 (DFmode float_extend SFmode push_operand splitter): Ditto.
13240 (XFmode float_extend SFmode push_operand splitter): Do not generate
13241 SImode pushes for 64bit target. Macroize Dimode and SImode
13242 pushes using P mode iterator.
13243 (XFmode float_extend DFmode push_operand splitter): Ditto.
13245 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13247 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13248 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13249 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13250 return type to int.
13251 (ix86_call_abi_override): Remove check for call_used_regs.
13253 2008-06-03 Richard Guenther <rguenther@suse.de>
13255 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13256 for the lhs of calls if the return type contains pointers.
13258 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13260 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13261 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13262 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13263 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13264 of cfun and DEFAULT_ABI to deceide abi mode.
13265 (DEFAULT_ABI): New.
13266 (REG_PARM_STACK_SPACE): Removed.
13267 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13268 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13269 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13270 (ix86_function_abi): Likewise.
13271 (ix86_function_type_abi): Likewise.
13272 (ix86_call_abi_override): Likewise.
13273 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13274 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13275 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13276 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13278 (X86_64_REGPARM_MAX): New.
13279 (X86_64_SSE_REGPARM_MAX): New.
13280 (X64_REGPARM_MAX): New.
13281 (X64_SSE_REGPARM_MAX): New.
13282 (X86_32_REGPARM_MAX): New.
13283 (X86_32_SSE_REGPARM_MAX): New.
13284 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13285 (ix86_function_regparm): Handle user calling abi.
13286 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13287 by DEFAULT_ABI versus SYSV_ABI check.
13288 (ix86_reg_parm_stack_space): New.
13289 (ix86_function_type_abi): New.
13290 (ix86_call_abi_override): New.
13291 (ix86_function_abi): New.
13292 (ix86_cfun_abi): New.
13293 (init_cumulative_args): Call abi specific initialization.
13294 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13295 (function_arg_64): Extend SSE_REGPARM_MAX check.
13296 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13297 (ix86_pass_by_reference): Likewise.
13298 (ix86_function_value_regno_p): Likewise.
13299 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13300 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13301 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13302 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13303 (setup_incoming_varargs_64): Adjust regparm for call abi.
13304 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13305 (ix86_va_start): Likewise.
13306 (ix86_gimplify_va_arg): Likewise.
13307 (ix86_expand_prologue): Likewise.
13308 (output_pic_addr_const): Likewise.
13309 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13310 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13311 (x86_output_mi_thunk): Likewise.
13312 (x86_function_profiler): Likewise.
13313 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13314 (SYSV_ABI, MS_ABI): New constants.
13315 (DEFAULT_ABI): New.
13316 (init_regs): Add prototype of function in regclass.c file.
13317 (OVERRIDE_ABI_FORMAT): New.
13318 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13319 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13320 (OUTGOING_REG_PARM_STACK_SPACE): New.
13321 (ix86_reg_parm_stack_space): New prototype.
13322 (CUMULATIVE_ARGS): Add call_abi member.
13323 (machine_function): Add call_abi member.
13324 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13325 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13327 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13330 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13331 (avr_builtin_setjmp_frame_value): New function.
13332 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13333 (nonlocal_goto): Define.
13335 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13337 * config/mips/mips.c (mips_emit_loadgp): Return early if
13338 there is nothing do to, otherwise emit a blockage if
13339 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13340 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13342 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13344 * configure.ac: Drop unneeded backslash ending up in config.in.
13345 * acinclude.m4: Likewise.
13346 * config.in: Regenerate.
13348 2008-05-26 Jan Hubicka <jh@suse.cz>
13350 * predict.c (maybe_hot_frequency_p): Break out of...
13351 (maybe_hot_bb_p): ... here.
13352 (maybe_hot_edge_p): New.
13353 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13354 * basic-block.h (maybe_hot_edge_p): Declare.
13356 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13358 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13359 (*cmpfp_<mode>_cc): Ditto.
13360 (*fp_jcc_8<mode>_387): Ditto.
13361 (*fop_<MODEF:mode>_2_i387): Ditto.
13362 (*fop_<MODEF:mode>_3_i387): Ditto.
13363 (*fop_xf_2_i387): Ditto.
13364 (*fop_xf_3_i387): Ditto.
13366 2008-06-02 Tomas Bily <tbily@suse.cz>
13368 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13370 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13372 * config/mips/mips.c (mips_valid_offset_p): New function.
13373 (mips_valid_lo_sum_p): Likewise.
13374 (mips_classify_address): Use them.
13375 (mips_force_address): New function.
13376 (mips_legitimize_address): Use it.
13377 * config/mips/mips.md (MOVE128): New mode iterator.
13378 (movtf): Require TARGET_64BIT. Remove empty strings.
13379 (*movtf_internal): Rename to...
13380 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13381 of "R" and use {,fp}{load,store} attributes instead of "multi".
13382 Use a separate define_split.
13383 (*movtf_mips16): New pattern.
13385 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13387 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13388 * config/mips/mips.c (mips_expand_before_return): New function.
13389 (mips_expand_epilogue): Call it.
13390 * config/mips/mips.md (return): Turn into a define_expand.
13391 (*return): New insn.
13393 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13395 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13396 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13397 functions. Do not emit uses and clobbers of CONCATs; individually
13398 use and clobber their operands.
13399 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13400 gen_clobber, emit_use and gen_use.
13401 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13402 (expand_builtin_return): Likewise.
13403 * cfgbuild.c (count_basic_blocks): Likewise.
13404 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13405 * explow.c (emit_stack_restore): Likewise.
13406 * expmed.c (extract_bit_field_1): Likewise.
13407 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13408 (emit_move_multi_word, store_constructor): Likewise.
13409 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13410 (thread_prologue_and_epilogue_insns): Likewise.
13411 * lower-subreg.c (resolve_simple_move): Likewise.
13412 * optabs.c (widen_operand, expand_binop): Likewise.
13413 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13414 * reload.c (find_reloads): Likewise.
13415 * reload1.c (eliminate_regs_in_insn): Likewise.
13416 * stmt.c (expand_nl_goto_receiver): Likewise.
13417 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13418 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13419 * config/arm/arm.c (arm_load_pic_register): Likewise.
13420 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13421 * config/arm/arm.md (untyped_return): Likewise.
13422 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13423 * config/avr/avr.c (expand_prologue): Likewise.
13424 * config/bfin/bfin.c (do_unlink): Likewise.
13425 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13426 * config/cris/cris.c (cris_expand_prologue): Likewise.
13427 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13428 (machopic_legitimize_pic_address): Likewise.
13429 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13430 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13431 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13432 (ix86_expand_convert_uns_didf_sse): Likewise.
13433 (ix86_expand_vector_init_general): Likewise.
13434 * config/ia64/ia64.md (eh_epilogue): Likewise.
13435 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13436 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13437 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13438 (config/iq2000/iq2000.c): Likewise.
13439 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13440 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13441 (builtin_longjmp): Likewise.
13442 * config/mn10300/mn10300.md (call, call_value): Likewise.
13443 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13444 * config/pdp11/pdp11.md (abshi2): Likewise.
13445 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13446 * config/s390/s390.c (s390_emit_prologue): Likewise.
13447 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13448 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13449 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13450 * config/sh/sh.c (prepare_move_operands): Likewise.
13451 (output_stack_adjust, sh_expand_epilogue): Likewise.
13452 (sh_set_return_address, sh_expand_t_scc): Likewise.
13453 * config/sparc/sparc.c (load_pic_register): Likewise.
13454 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13455 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13456 * config/v850/v850.c (expand_epilogue): Likewise.
13458 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13460 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13461 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13462 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13463 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13464 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13465 stack pointer register.
13466 (output_movhi): Remove code for interrupt specific writing to the
13467 stack pointer register.
13469 2008-05-31 Richard Guenther <rguenther@suse.de>
13471 PR tree-optimization/34244
13472 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13473 (tree_expr_nonzero_warnv_p): Likewise.
13474 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13475 ssa_name_nonnegative_p.
13476 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13477 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13478 not tree_expr_nonzero_warnv_p.
13480 PR tree-optimization/36262
13482 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13484 PR tree-optimization/34244
13485 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13486 (record_numbers_of_iterations): New function.
13487 (execute_vrp): Cache the numbers of iterations of loops.
13488 * tree-scalar-evolution.c (scev_reset_except_niters):
13490 (scev_reset): Use scev_reset_except_niters.
13491 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13493 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13495 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13496 __WORKAROUND_RETS when appropriate.
13498 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13500 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13501 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13503 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13504 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13505 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13506 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13507 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13508 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13509 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13510 *fop_df_1_sse insn patterns using MODEF mode iterator.
13511 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13512 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13513 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13514 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13515 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13516 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13517 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13518 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13519 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13520 (*fop_xf_5_i387): Ditto.
13521 (*fop_xf_6_i387): Ditto.
13523 2008-05-30 Richard Guenther <rguenther@suse.de>
13525 * builtins.c (build_string_literal): Avoid generating
13526 a non-gimple_val result.
13528 2008-05-30 DJ Delorie <dj@redhat.com>
13530 * exec-tool.in: Use an environment variable (private) instead of a
13531 file (shared) as a semaphore, so as to not break parallel builds.
13533 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13535 * optabs.c (maybe_encapsulate_block): Remove.
13536 (emit_libcall_block): Adjust accordingly.
13537 * optabs.h (maybe_encapsulate_block): Remove prototype.
13539 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13540 Don't use maybe_encapsulate_block.
13542 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13544 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13545 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13546 rtx is a SYMBOL_REF before calling get_pool_constant.
13548 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13550 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13552 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13554 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13555 rather than OS names to choose INO_T_EQ definition.
13556 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13557 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13559 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13562 * config/darwin-f.c: New.
13563 * config/t-darwin: Added rule to build darwin-f.o.
13564 * config.gcc: Defined new variable, fortran_target_objs.
13565 (*-*-darwin*): Set fortran_target_objs.
13566 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13567 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13568 * configure: Regenerated.
13570 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13573 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13574 canonical type if needed.
13576 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13578 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13580 2008-05-29 Richard Guenther <rguenther@suse.de>
13582 PR tree-optimization/36343
13583 PR tree-optimization/36346
13584 PR tree-optimization/36347
13585 * tree-flow.h (clobber_what_p_points_to): Declare.
13586 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13587 pointed-to variable is dereferenced is irrelevant to whether
13588 the pointer can access the pointed-to variable.
13589 (clobber_what_p_points_to): New function.
13590 * tree-ssa-alias.c (set_initial_properties): Use it.
13591 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13592 call clobber check for NMTs.
13594 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13596 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13597 for printing gcov_type.
13599 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13601 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13602 and the eh region information.
13603 * value-prof.c (gimple_move_stmt_histograms): New function.
13604 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13606 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13608 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13610 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13612 * value-prof.c (tree_ic_transform): Print counts.
13613 * tree-profile.c (tree_gen_ic_func_profiler):
13614 Clear __gcov_indreict_call_callee variable to avoid misattribution
13617 2008-05-28 Rafael EspÃndola <espindola@google.com>
13619 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13622 2008-05-28 Richard Guenther <rguenther@suse.de>
13624 PR tree-optimization/36339
13625 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13626 and clobbering code out of the loop.
13628 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13630 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13633 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13634 s390_contiguous_bitmask_p, s390_symref_operand_p,
13635 s390_check_symref_alignment, s390_reload_larl_operand,
13636 s390_reload_symref_address): New functions.
13637 (s390_branch_condition_mnemonic): Support compare and branch
13639 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13640 and 'W' constraints.
13641 (s390_secondary_reload): Add secondary reloads for unaligned
13642 symbol refs or symbol refs to floating point or QI/TI mode
13644 (legitimate_address_p): Accept symbol references as addresses.
13645 (s390_expand_insv): Use rotate and insert selected bits
13646 instruction for insv when building for z10.
13647 (print_operand_address): Handle symbol ref addresses.
13648 (print_operand): Output modifier 'c' added for signed byte values.
13649 (s390_encode_section_info): Mark symbol refs with
13650 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13652 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13653 (length attribute): RRF, RRR have 4 byte length.
13654 (FPALL, INTALL): New mode iterators added.
13655 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13656 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13657 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13658 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13659 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13660 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13661 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13662 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13664 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13665 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13666 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13667 reload<INTALL:mode><P:mode>_toreg_z10,
13668 reload<FPALL:mode><P:mode>_tomem_z10,
13669 reload<FPALL:mode><P:mode>_toreg_z10,
13670 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13671 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13672 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13673 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13675 (movmem, clrmem, cmpmem): New splitters added.
13677 * config/s390/predicates.md (larl_operand): Use
13678 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13679 SYMBOL_REF_ALIGN1_P.
13680 (s390_signed_integer_comparison,
13681 s390_unsigned_integer_comparison): New predicates.
13683 * config/s390/s390-protos.h (s390_check_symref_alignment,
13684 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13685 s390_reload_symref_address,
13686 s390_compare_and_branch_condition_mask): Prototypes added.
13688 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13689 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13690 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13692 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13694 * config/s390/s390.c (z10_cost): New cost function for z10.
13695 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13696 (s390_issue_rate): Adjust issue rate for z10.
13697 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13698 (processor_flags): Add PF_Z10.
13699 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13700 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13701 * gcc/config.gcc: Add z10.
13703 2008-05-28 Richard Guenther <rguenther@suse.de>
13705 PR tree-optimization/36291
13706 * tree-flow. h (struct gimple_df): Remove var_anns member.
13707 * tree-flow-inline.h (gimple_var_anns): Remove.
13708 (var_ann): Simplify.
13709 * tree-dfa.c (create_var_ann): Simplify.
13710 (remove_referenced_var): Clear alias info from var_anns of globals.
13711 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13712 (delete_tree_ssa): Clear alias info from var_anns of globals.
13713 Do not free var_anns.
13714 (var_ann_eq): Remove.
13715 (var_ann_hash): Likewise.
13717 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13719 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13720 and loongson2f entries.
13721 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13722 * config/mips/mips.h (processor_type): Add Loongson-2E
13723 and Loongson-2F entries.
13724 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13725 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13726 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13727 * doc/invoke.texi (MIPS Options): Document loongson2e
13728 and loongson2f processor names.
13730 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13734 * config/i386/i386.c (ix86_function_arg_boundary): Use
13735 alignment of canonical type.
13736 (ix86_expand_vector_move): Check unaligned memory access for
13739 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13741 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13742 Moved to the front of file.
13744 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13745 H.J. Lu <hongjiu.lu@intel.com>
13747 * dwarf2out.c (current_fde): New.
13749 (lookup_cfa:): Likewise.
13750 (dwarf2out_end_epilogue): Likewise.
13751 (dwarf2out_note_section_used): Likewise.
13753 2008-05-27 Michael Matz <matz@suse.de>
13756 * c.opt (Wenum-compare): New warning option.
13757 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13759 2008-05-27 Michael Matz <matz@suse.de>
13761 PR middle-end/36326
13762 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13764 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13765 into memory as tail calls.
13767 2008-05-27 Richard Guenther <rguenther@suse.de>
13769 PR tree-optimization/36339
13770 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13771 pointers cause all addressable variables to be call clobbered.
13773 2008-05-27 Richard Guenther <rguenther@suse.de>
13775 PR tree-optimization/36245
13776 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13778 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13780 * config/s390/s390.md: Replace all occurences of the 'm'
13781 constraint with 'RT'.
13783 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13785 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13787 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13789 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13790 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13791 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13793 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13795 * reload.c: (find_reloads): Skip alternatives according to the
13796 "enabled" attribute. Constify the constraint variable.
13797 * recog.c (get_attr_enabled): Add default implementation.
13798 (extract_insn): Set the alternative_enabled_p array
13799 in the recog_data struct.
13800 (preprocess_constraints, constrain_operands): Skip
13801 alternatives according to the "enabled" attribute
13802 * recog.h (struct recog_data): New field alternative_enabled_p.
13803 (skip_alternative): New inline function.
13804 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13805 (record_reg_classes): Skip alternative according to the
13806 "enabled" attribute.
13808 * doc/md.texi: Add documention for the "enabled" attribute.
13810 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13812 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13813 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13814 constraint with TARGET_MEM_CONSTRAINT.
13815 * recog.c (asm_operand_ok, preprocess_constraints,
13816 constrain_operands): Likewise.
13817 * regclass.c (record_reg_classes): Likewise.
13818 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13819 * reload1.c (maybe_fix_stack_asms): Likewise.
13820 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13821 * recog.h: Adjust comment.
13822 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13823 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13824 * doc/md.texi: Add a note to description of 'm' constraint.
13825 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13827 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13829 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13830 that the bitfield is of integral type before testing its precision.
13832 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13833 Sa Liu <saliu@de.ibm.com>
13835 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13836 __modti3, __udivti3, __umodti3 and __udivmodti4.
13837 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13838 that implement TImode mul and div functions.
13839 * config/spu/multi3.c: New. Implement __multi3.
13840 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13841 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13844 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13846 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13847 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13848 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13849 tls_sysv_suffix): New mode and mode attribute iterators.
13850 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13851 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13852 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13853 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13854 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13857 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13859 PR tree-optimization/36329
13860 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13861 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13862 * cgraphbuild.c (initialize_inline_failed): Use the latter
13863 macro in lieu of the former.
13864 * ipa-inline.c (cgraph_mark_inline): Likewise.
13865 (cgraph_decide_inlining_of_small_function): Likewise.
13866 (cgraph_decide_inlining): Likewise.
13867 (cgraph_decide_inlining_incrementally): Likewise.
13869 2008-05-26 Tristan Gingold <gingold@adacore.com>
13870 Anatoly Sokolov <aesok@post.ru>
13872 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13873 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13874 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13875 optimization for 'avr6' architecture.
13877 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13880 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13882 2008-05-26 Richard Guenther <rguenther@suse.de>
13884 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13885 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13887 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13889 PR middle-end/36253
13890 * caller-save.c (insert_restore): Verify alignment of spill space.
13891 (insert_save): Likewise.
13892 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13893 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13894 (STACK_SLOT_ALIGNMENT): Likewise.
13895 * function.c (LOCAL_ALIGNMENT): Removed.
13896 (get_stack_local_alignment): New.
13897 (assign_stack_local): Use it. Set alignment on stack slot.
13898 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13899 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13900 (STACK_SLOT_ALIGNMENT): New.
13901 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13902 stack slot in XFmode.
13904 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13906 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13909 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13910 argument operand in rax isn't removed.
13912 2008-05-26 Richard Guenther <rguenther@suse.de>
13914 PR middle-end/36300
13915 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13916 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13918 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13921 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13923 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13925 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13926 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13928 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13930 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13931 build a trampoline if we don't want one.
13932 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13933 return zero for nested functions if we don't want a trampoline.
13935 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13937 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13939 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13942 * c.opt: Removed undocumented option '-lang-fortran'.
13943 * c-common.h: Removed global variable 'lang_fortran'.
13944 * c-opts.c (c_common_handle_option): Removed code to handle
13945 option '-lang-fortran'. Updated includes.
13946 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13947 definition of '__GFORTRAN__'.
13948 (define__GNUC__): Reimplemented to use BASEVER and
13949 cpp_define_formatted.
13950 (builtin_define_with_value_n): Removed.
13951 * c-incpath.h: Renamed to ...
13952 * incpath.h: ... this.
13953 * c-incpath.c: Renamed to ...
13954 * incpath.c: ... this. Updated includes.
13955 * fix-header.c: Updated includes.
13956 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13957 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13958 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13960 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13962 * tree.h: Update the table of flags used on tree nodes.
13963 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13964 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13965 (FORCED_LABEL): Add access check.
13966 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13967 (ASM_INPUT_P): Likewise.
13968 (ASM_VOLATILE_P): Likewise.
13969 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13970 (OMP_SECTION_LAST): Access private_flag directly.
13971 (OMP_RETURN_NOWAIT): Likewise.
13972 (OMP_PARALLEL_COMBINED): Likewise.
13973 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13974 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13975 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13976 deprecated_flag directly.
13978 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13980 * final.c (frame_pointer_needed): Removed.
13981 * flags.h (frame_pointer_needed): Likewise.
13983 * function.h (rtl_data): Add frame_pointer_needed.
13984 (frame_pointer_needed): New.
13986 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13988 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13990 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13992 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13995 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13997 * c-common.c (strip_array_types): Move function to..
13999 (get_inner_array_type): Delete.
14000 * c-common.h (strip_array_types): Move declaration to..
14002 (get_inner_array_type): Delete.
14003 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14004 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14005 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14006 * config/pa/pa.c (emit_move_sequence): Likewise.
14008 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14010 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14013 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14015 * function.c: Include target hook for nonlocal_goto frame value.
14017 2008-05-24 Richard Guenther <rguenther@suse.de>
14019 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14020 variable can be only accessed through a pointer or a union.
14022 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14024 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14025 * doc/extend.texi: Likewise.
14027 2008-05-23 DJ Delorie <dj@redhat.com>
14029 * config/m32c/jump.md (untyped_call): Add.
14031 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14032 for A24 to PSImode.
14033 (m32c_address_cost): Detail costs for indirect offsets.
14035 2008-05-23 Rafael EspÃndola <espindola@google.com>
14037 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14038 if a node is a SUBREG.
14039 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14042 2008-05-23 Paul Brook <paul@codesourcery.com>
14043 Carlos O'Donell <carlos@codesourcery.com>
14045 * doc/extend.texi: Clarify use of __attribute__((naked)).
14046 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14047 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14048 * function.c (use_register_for_decl): Use
14049 targetm.calls.allocate_stack_slots_for_args.
14050 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14051 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14052 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14054 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14056 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14058 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14060 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14061 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14062 is only rounded once.
14064 2008-05-23 Richard Guenther <rguenther@suse.de>
14066 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14068 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14069 Jakub Jelinek <jakub@redhat.com>
14072 * configure.ac: Handle --enable-cld.
14073 * configure: Regenerated.
14074 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14075 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14076 (ix86_current_function_needs_cld): New define.
14077 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14078 (cld): New isns pattern.
14079 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14080 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14081 * config/i386/i386.opt (mcld): New option.
14082 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14083 TARGET_CLD and ix86_current_function_needs_cld.
14084 (override_options): Use -mcld by default for 32-bit code if
14087 * doc/install.texi (Options specification): Document --enable-cld.
14088 * doc/invoke.texi (Machine Dependent Options)
14089 [i386 and x86-64 Options]: Add -mcld option.
14090 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14092 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14093 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14094 (return_in_memory_64): Likewise.
14095 (return_in_memory_ms_64): Likewise.
14097 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14099 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14100 * builtins.c (fold_builtin_fpclassify): New.
14101 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14102 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14103 * c-common.c (handle_type_generic_attribute): Adjust to accept
14104 fixed arguments before an elipsis.
14105 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14106 * doc/extend.texi: Document __builtin_fpclassify.
14108 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14110 * omp-low.c (gate_expand_omp_ssa): Remove.
14111 (pass_expand_omp_ssa): Remove.
14112 (gate_expand_omp): Do not check for flag_openmp_ssa.
14113 * common.opt (-fopenmp-ssa): Remove.
14114 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14116 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14118 * config/sh/sh.opt (mfixed-range): New option.
14119 * config/sh/sh-protos.h (sh_fix_range): Declare.
14120 * config/sh/sh.c (sh_fix_range): New function.
14121 * config/sh/sh.h (sh_fixed_range_str): Declare.
14122 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14124 * doc/invoke.texi (SH Options): Document -mfixed-range.
14126 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14128 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14129 it before the redeclaration.
14131 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14133 * config/avr/avr.c (get_sequence_length): Add new function.
14134 (expand_prologue, expand_epilogue): Remove duplicate code.
14136 2008-05-22 Rafael EspÃndola <espindola@google.com>
14138 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14141 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14143 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14144 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14146 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14147 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14148 (vect_update_misalignment_for_peel): Likewise.
14149 (vector_alignment_reachable_p): Likewise.
14150 * tree-vect-transform.c (vectorizable_load): Likewise.
14151 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14152 (get_vectype_for_scalar_type): Pass mode of scalar_type
14153 to UNITS_PER_SIMD_WORD.
14155 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14156 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14157 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14158 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14159 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14161 2008-05-22 Ira Rosen <irar@il.ibm.com>
14163 PR tree-optimization/36293
14164 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14165 if the first load must be skipped because of a gap.
14167 2008-05-22 Richard Guenther <rguenther@suse.de>
14169 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14170 more cases of offset disambiguation that is possible if
14171 strict-aliasing rules apply.
14172 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14173 for basic offset and type-based disambiguation.
14175 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14177 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14178 ix86_expand_vector_set on V16QImode for SSE4.1.
14180 2008-05-21 Tom Tromey <tromey@redhat.com>
14182 * c.opt (Wimport): Mark as undocumented.
14183 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14185 (Warning Options): Likewise.
14186 * doc/cppopts.texi: Don't mention -Wimport.
14188 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14190 PR tree-optimization/36287
14191 PR tree-optimization/36286
14192 * lambda-code.c (build_access_matrix): Do not use the loop->num
14193 for computing the number of induction variables: use the loop depth
14196 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14199 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14200 option -f(no-)leading-underscore.
14202 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14204 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14205 GET_MODE_NUNITS (mode).
14207 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14209 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14210 (-mmulhw): Add 464 to description.
14211 (-mdlmzb): Likewise.
14212 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14213 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14215 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14216 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14217 * config/rs6000/rs6000.md: Update comments for 464.
14219 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14221 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14223 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14225 * config/i386/sse.md (vec_extractv4sf): Removed.
14226 (vec_extractv2df): Likewise.
14227 (vec_extractv2di): Likewise.
14228 (vec_extractv4si): Likewise.
14229 (vec_extractv8hi): Likewise.
14230 (vec_extractv16qi): Likewise.
14231 (vec_extract<mode>): New.
14233 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14235 * config/i386/sse.md (vec_setv4sf): Removed.
14236 (vec_setv2df): Likewise.
14237 (vec_setv2di): Likewise.
14238 (vec_setv4si): Likewise.
14239 (vec_setv8hi): Likewise.
14240 (vec_setv16qi): Likewise.
14241 (vec_set<mode>): New.
14243 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14245 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14246 goto for vec_concat and vec_interleave.
14248 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14250 * config/i386/sse.md (vec_initv4sf): Removed.
14251 (vec_initv2df): Likewise.
14252 (vec_initv2di): Likewise.
14253 (vec_initv4si): Likewise.
14254 (vec_initv8hi): Likewise.
14255 (vec_initv16qi): Likewise.
14256 (vec_init<mode>): New.
14258 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14260 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14262 2008-05-21 Tom Tromey <tromey@redhat.com>
14264 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14265 (zone_find_object_offset): Likewise.
14266 (gt_ggc_m_S): Likewise.
14267 (highest_bit): Likewise.
14268 * ggc-page.c (gt_ggc_m_S): New function.
14269 * stringpool.c (string_stack): Remove.
14270 (init_stringpool): Update.
14271 (ggc_alloc_string): Use ggc_alloc.
14272 (maybe_delete_ident): New function.
14273 (ggc_purge_stringpool): Likewise.
14274 (gt_ggc_m_S): Remove.
14275 * ggc-common.c (ggc_protect_identifiers): New global.
14276 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14277 ggc_protect_identifiers.
14278 * ggc.h (ggc_protect_identifiers): Declare.
14279 (gt_ggc_m_S): Update.
14280 (ggc_purge_stringpool): Declare.
14281 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14282 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14284 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14286 2008-05-21 David S. Miller <davem@davemloft.net>
14288 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14291 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14293 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14296 2008-05-20 David Daney <ddaney@avtrex.com>
14298 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14299 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14300 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14301 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14302 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14303 (atomic_hiqi_op): New define_code_iterator.
14304 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14305 mips_expand_compare_and_swap_12.
14306 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14307 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14308 (sync_<optab><mode>, sync_old_<optab><mode>,
14309 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14310 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14311 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14312 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14313 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14314 (test_and_set_12): New insn.
14315 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14316 sync_new_<optab><mode>, sync_old_nand<mode>,
14317 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14318 clobber to operand 0 for SI and DI mode insns.
14319 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14320 mips_gen_fn_4): New typedefs.
14321 (mips_gen_fn_ptrs): Define new union type.
14322 (mips_expand_compare_and_swap_12): Remove declaration.
14323 (mips_expand_atomic_qihi): Declare function.
14324 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14325 (mips_expand_atomic_qihi): ... this. Use new generator function
14327 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14328 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14329 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14330 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14331 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14332 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14333 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14334 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14335 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14336 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14339 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14341 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14344 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14346 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14347 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14348 (avr_attribute_table): Add 'OS_main' function attribute.
14349 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14350 functions with 'OS_main' attribute.
14352 2008-05-20 Richard Guenther <rguenther@suse.de>
14354 PR tree-optimization/35204
14355 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14356 helper, split out from ...
14357 (DFS): ... here. Make the DFS walk non-recursive.
14359 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14360 Jan Sjodin <jan.sjodin@amd.com>
14362 PR tree-optimization/36181
14363 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14364 (parallelize_loops): Don't parallelize when the loop has vector
14367 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14368 Sebastian Pop <sebastian.pop@amd.com>
14370 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14371 matrix, and never look at the tree representation of the memory
14373 (linear_transform_loops): Computes parameters and access matrices.
14374 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14376 (access_matrix_get_index_for_parameter): New.
14377 * tree-data-ref.h (struct access_matrix): New.
14378 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14379 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14380 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14381 am_vector_index_for_loop): New.
14382 (struct data_reference): Add field access_matrix.
14383 (DR_ACCESS_MATRIX): New.
14384 (compute_data_dependences_for_loop): Update declaration.
14385 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14386 * lambda.h (lambda_vector_vec_p): Declared.
14387 * lambda-code.c: Depend on pointer-set.h.
14388 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14389 av_for_af_base, av_for_af, build_access_matrix,
14390 lambda_compute_access_matrices): New.
14391 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14393 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14395 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14396 $SOURCEDIR/include.
14398 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14399 Sebastian Pop <sebastian.pop@amd.com>
14401 PR tree-optimization/36206
14402 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14404 (instantiate_scev_1): Rename flags to fold_conversions.
14405 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14406 outeside instantiation_loop.
14407 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14408 (evolution_function_is_affine_or_constant_p): Removed.
14409 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14411 (analyze_siv_subscript): Pass in the loop nest number.
14412 Call evolution_function_is_affine_in_loop instead of
14413 evolution_function_is_affine_p.
14414 (analyze_overlapping_iterations): Pass in the loop nest number.
14416 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14417 Sebastian Pop <sebastian.pop@amd.com>
14419 PR tree-optimization/36206
14420 * tree-chrec.h (chrec_fold_op): New.
14421 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14424 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14426 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14428 (remove_duplicates): Do not set inode on non-inode systems.
14431 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14433 * config.gcc (tm_file): Update comments about relative pathnames.
14435 2008-05-20 Richard Guenther <rguenther@suse.de>
14437 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14438 * tree-ssa-sccvn.c (process_scc): Likewise.
14439 * tree-ssa-sink.c (execute_sink_code): Likewise.
14440 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14441 * tree-vrp.c (process_assert_insertions): Likewise.
14442 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14443 (perform_tree_ssa_dce): Likewise.
14444 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14445 (dump_dominator_optimization_stats): Likewise.
14446 * tree-vectorizer.c (vectorize_loops): Likewise.
14448 2008-05-20 Richard Guenther <rguenther@suse.de>
14450 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14452 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14454 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14455 (ix86_i386elf_return_in_memory): Likewise.
14456 (ix86_i386interix_return_in_memory): Likewise.
14457 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14458 (SUBTARGET_RETURN_IN_MEMORY): New.
14459 * config/i386/i386elf.h: Likewise.
14460 * config/i386/ptx4-i.h: Likewise.
14461 * config/i386/sol2-10.h: Likewise.
14462 * config/i386/sysv4.h: Likewise.
14463 * config/i386/vx-common.h: Likewise.
14464 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14465 * config/i386/i386.c (ix86_return_in_memory): Made static and
14466 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14467 (ix86_i386elf_return_in_memory): Removed.
14468 (ix86_i386interix_return_in_memory): Removed.
14469 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14470 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14472 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14474 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14476 2008-05-19 Xinliang David Li <davidxl@google.com>
14478 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14480 * common.opt: Ditto.
14481 * doc/invoke.texi: Ditto.
14483 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14485 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14486 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14488 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14490 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14491 sizes of operand array from 8/4 to 4/2.
14492 (ix86_expand_vector_init_general): Change size of operand array
14493 from 32 to 16. Remove op0, op1 and half_mode.
14495 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14497 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14498 (ix86_expand_vector_init_interleave): Likewise.
14499 (ix86_expand_vector_init_general): Use them. Assert
14500 word_mode == SImode when n_words == 4.
14502 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14504 * config/i386/i386.c (ix86_secondary_reload): New static function.
14505 (TARGET_SECONDARY_RELOAD): New define.
14506 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14507 * config/i386/i386.md (reload_outqi): Remove.
14509 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14511 PR middle-end/35509
14512 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14513 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14514 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14515 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14516 (fold_builtin_1): Likewise.
14517 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14518 c-common.c (check_builtin_function_arguments): Handle
14519 BUILT_IN_ISINF_SIGN.
14520 * doc/extend.texi: Document __builtin_isinf_sign.
14521 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14523 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14525 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14526 EH cleanup at the end of the pass, search for those that have been
14527 turned into forwarder blocks and do the cleanup on their successor.
14529 2008-05-18 Richard Guenther <rguenther@suse.de>
14531 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14532 pointers to sizetype and vice versa.
14534 2008-05-18 Xinliang David Li <davidxl@google.com>
14536 * gcc/tree-ssa-dce.c: Coding style fix.
14537 (check_pow): Documentation comment.
14538 (check_log): Documenation comment. Coding style fix.
14539 (is_unnecessary_except_errno_call): Ditto.
14540 (gen_conditions_for_pow): Ditto.
14541 (gen_conditions_for_log): Ditto.
14542 (gen_shrink_wrap_conditions): Ditto.
14543 (shrink_wrap_one_built_in_calls): Ditto.
14544 * gcc/doc/invoke.texi: Better documentation string.
14545 * ChangeLog: Fix wrong change log entries from
14546 May 17 checkin on function call DCE.
14548 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14550 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14552 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14554 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14555 * df-problems.c (simulation routines): Fixed block comment to
14556 properly say how to add forwards scanning functions.
14558 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14560 * tree-inline.c (setup_one_parameter): Remove dead code.
14562 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14564 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14565 a BIT_AND_EXPR only for an INTEGER_TYPE.
14567 2008-05-17 Xinliang David Li <davidxl@google.com>
14569 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14570 (check_pow, check_log, is_unnecessary_except_errno_call): New
14571 functions to check for eliminating math functions that are pure
14572 except for setting errno.
14573 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14574 general condition expressions for shrink-wrapping pow/log calls.
14575 (gen_shrink_wrap_conditions): Ditto.
14576 (shrink_wrap_one_built_in_call): Ditto.
14577 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14578 (mark_operand_necessary): If debugging, output if OP is necessary.
14579 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14581 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14583 * gcc/common.opt: New user flag -ftree-builtin-dce.
14584 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14586 2008-05-16 David S. Miller <davem@davemloft.net>
14588 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14589 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14591 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14594 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14596 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14598 * ifcvt.c (dead_or_predicable): Rename
14599 df_simulate_one_insn_backwards to df_simulate_one_insn.
14600 * recog.c (peephole2_optimize): Ditto.
14601 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14603 * df.h: Rename df_simulate_one_insn_backwards to
14604 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14605 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14606 scanning of defs and uses.
14607 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14608 (df_simulate_one_insn_forwards): Removed.
14610 2008-05-16 Doug Kwan <dougkwan@google.com>
14612 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14614 (real_from_string): Handle NaNs and Inf as approriate.
14616 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14618 * doc/gty.texi (Source Files Containing Type Information): Note
14619 that headers should appear first in the gtfiles list.
14621 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14623 * tree.def (COND_EXEC): Properly documented this code.
14625 2008-05-16 Diego Novillo <dnovillo@google.com>
14627 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14628 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14631 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14633 * tree-ssa-dse (max_stmt_uid): Removed.
14634 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14635 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14636 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14637 * function.h (cfun.last_stmt_uid): New field.
14638 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14639 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14641 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14642 (create_stmt_ann): Initialize the ann->uid field.
14643 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14645 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14647 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14649 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14650 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14651 (init_empty_tree_cfg): Call it.
14653 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14655 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14658 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14660 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14661 * tree-dump.c (dump_options): New verbose option.
14662 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14664 * tree-pass.h (TDF_VERBOSE): New dump flag.
14665 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14666 (tree-flow.h): Added include.
14667 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14669 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14671 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14673 From Jie Zhang <jie.zhang@analog.com>
14674 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14675 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14676 mcpu=bf561-none and mcpu=bf561-0.2.
14677 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14678 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14679 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14680 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14681 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14682 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14683 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14685 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14686 (cputype_selected): Remove.
14687 (bfin_handle_option): Don't use cputype_selected.
14688 (override_options): When no mcpu option, enable all workarounds.
14689 Don't use bfin_workarounds.
14690 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14692 (DEFAULT_CPU_TYPE): Don't define.
14694 2008-05-16 Richard Guenther <rguenther@suse.de>
14696 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14697 on deletion of the last stmt.
14699 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14701 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14702 V8HImode for SSE2 and V16QImode for SSE4.1.
14704 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14706 * cgraph.h (compute_inline_parameters): Made public.
14707 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14708 variable_generate_summary, function_write_summary,
14709 variable_write_summary, variable_read_summary. Added generate_summary,
14710 write_summary, read_summary.
14711 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14712 pass_ipa_inline.function_generate_summary, to
14713 compute_inline_parameters.
14714 * ipa-inline.c (compute_inline_parameters): Made public and added
14716 (compute_inline_parameters_for_current): New function.
14717 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14718 (inline_generate_summary): Removed parameter and made to loop over
14720 (pass_ipa_inline): Updated for new IPA_PASS structure.
14721 * passes.c (execute_ipa_summary_passes): Now is called once per
14722 pass rather than once per node*pass.
14724 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14726 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14727 avr_have_mul_p, avr_asm_only_p): Remove variables.
14728 (avr_override_options): Remove initialization of removed variables.
14729 (avr_file_start): Convert removed variables to fields of
14730 'struct base_arch_s *avr_current_arch'.
14731 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14732 (AVR_HAVE_MUL): (Ditto.).
14733 (AVR_HAVE_MOVW): (Ditto.).
14734 (AVR_HAVE_LPMX): (Ditto.).
14735 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14736 avr_asm_only_p): Remove declaration.
14738 2008-05-15 Diego Novillo <dnovillo@google.com>
14740 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14741 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14743 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14745 PR middle-end/36194
14746 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14747 Don't call record_truncated_value from here.
14748 (record_truncated_value): Turn it into a for_each_rtx callback.
14749 (record_truncated_values): New function.
14750 (combine_instructions): Call note_uses with record_truncated_values.
14751 Change name of check_conversion to check_promoted_subreg.
14753 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14755 * doc/sourcebuild.texi: Document support for torture tests.
14757 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14759 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14760 to alternative 4 of operand 2.
14762 2008-05-15 Richard Guenther <rguenther@suse.de>
14764 * tree-pass.h (current_pass): Declare.
14765 (get_pass_for_id): Likewise.
14766 * passes.c (passes_by_id, passes_by_id_size): New globals.
14767 (set_pass_for_id): New function.
14768 (get_pass_for_id): Likewise.
14769 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14770 (execute_function_todo): Flush per function statistics.
14771 * toplev.c (compile_file): Init statistics.
14772 (general_init): Do early statistics initialization.
14773 (finalize): Finish statistics.
14774 * statistics.h (statistics_early_init): Declare.
14775 (statistics_init): Likewise.
14776 (statistics_fini): Likewise.
14777 (statistics_fini_pass): Likewise.
14778 (statistics_counter_event): Likewise.
14779 (statistics_histogram_event): Likewise.
14780 * statistics.c: New file.
14781 * Makefile.in (OBJS-common): Add statistics.o.
14782 (statistics.o): Add dependencies.
14783 * doc/invoke.texi (-fdump-statistics): Document.
14785 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14786 (insert): Likewise.
14787 (execute_pre): Use statistics_counter_event.
14788 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14789 (substitute_and_fold): Increment it. Use statistics_counter_event.
14791 2008-05-15 Diego Novillo <dnovillo@google.com>
14793 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14795 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14796 * tree-ssa-alias.c (new_type_alias): Remove references to
14797 sub-variables from comment.
14798 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14800 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14802 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14803 attribute to 1 only for insertps alternative.
14805 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14807 * config/bfin/bfin.md (loadbytes): New pattern.
14808 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14809 (bfin_init_builtins): Initialize it.
14810 (bdesc_1arg): Add it.
14812 2008-05-15 Sa Liu <saliu@de.ibm.com>
14814 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14815 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14816 * testsuite/lib/target-supports.exp: Add
14817 check_effective_target_fortran_integer_16.
14819 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14821 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14822 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14823 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14824 (TARGET_RETURN_IN_MEMORY): Define.
14826 2008-05-15 Richard Guenther <rguenther@suse.de>
14828 PR middle-end/36244
14829 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14830 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14831 represent unmodifiable vars.
14833 2008-05-15 Richard Guenther <rguenther@suse.de>
14835 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14836 INDIRECT_REF and TARGET_MEM_REF.
14837 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14840 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14841 H.J. Lu <hongjiu.lu@intel.com>
14843 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14844 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14845 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14846 insn alternatives. Add missing alternatives.
14847 (*vec_concatv2di_rex64_sse4_1): Likewise.
14848 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14849 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14850 Require TARGET_SSE.
14852 2008-05-15 Richard Guenther <rguenther@suse.de>
14854 PR tree-optimization/36009
14855 PR tree-optimization/36204
14856 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14857 (determine_invariantness_stmt): Record the loop a store is
14858 always executed in.
14859 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14862 2008-05-15 Richard Guenther <rguenther@suse.de>
14864 PR tree-optimization/34330
14865 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14866 through the pointer will alias the SMT.
14868 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14870 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14872 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14874 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14876 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14877 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14879 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14880 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14881 (vashl_optab): New optab for vector/vector shifts.
14882 (vashr_optab): Ditto.
14883 (vlshr_optab): Ditto.
14884 (vrotl_optab): Ditto.
14885 (vrotr_optab): Ditto.
14886 (optab_subtype): New enum for optab_for_tree_code call.
14887 (optab_for_tree_code): Add enum optab_subtype argument.
14889 * optabs.c (optab_for_tree_code): Take an additional argument to
14890 distinguish between a vector shift by a scalar and vector shift by
14891 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14892 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14893 vector shift by a vector.
14894 (expand_widen_pattern_expr): Pass additional argument to
14895 optab_for_tree_code.
14897 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14898 vrotl_optab, vrotr_optab.
14900 * expr.c (expand_expr_real_1): Update calls to
14901 optab_for_tree_code to distinguish between vector shifted by a
14902 scalar and vector shifted by a vector.
14903 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14904 (supportable_narrowing_operation): Ditto.
14905 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14906 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14907 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14908 (vect_create_epilog_for_reduction): Ditto.
14909 (vectorizable_reduction): Ditto.
14910 (vectorizable_operation): Ditto.
14911 (vect_strided_store_supported): Ditto.
14912 (vect_strided_load_supported): Ditto.
14913 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14914 * expmed.c (expand_shift): Ditto.
14916 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14918 (ashr@var{m}3): Ditto.
14919 (vashl@var{m}3): Document new vector/vector shift standard name.
14920 (vashr@var{m}3): Ditto.
14921 (vlshr@var{m}3): Ditto.
14922 (vrotl@var{m}3): Ditto.
14923 (vrotr@var{m}3): Ditto.
14925 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14926 (PPERM_INVERT): Ditto.
14927 (PPERM_REVERSE): Ditto.
14928 (PPERM_REV_INV): Ditto.
14929 (PPERM_ZERO): Ditto.
14930 (PPERM_ONES): Ditto.
14931 (PPERM_SIGN): Ditto.
14932 (PPERM_INV_SIGN): Ditto.
14933 (PPERM_SRC1): Ditto.
14934 (PPERM_SRC2): Ditto.
14936 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14937 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14938 allows a memory operand to be the value being added, and split it
14939 to improve vectorization.
14940 (sse5_pmacsdqh_mem): Ditto.
14941 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14942 (sse5_mulv2div2di3_high): Ditto.
14943 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14944 (vec_pack_trunc_v4si): Ditto.
14945 (vec_pack_trunc_v2di): Ditto.
14946 (sse5_pcmov_<mode>): Remove code that tried to use use
14947 andps/andnps instead of pcmov.
14948 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14949 pmacsdqh instructions.
14950 (vec_widen_smult_lo_v4si): Ditto.
14952 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14953 (PPERM_INVERT): Ditto.
14954 (PPERM_REVERSE): Ditto.
14955 (PPERM_REV_INV): Ditto.
14956 (PPERM_ZERO): Ditto.
14957 (PPERM_ONES): Ditto.
14958 (PPERM_SIGN): Ditto.
14959 (PPERM_INV_SIGN): Ditto.
14960 (PPERM_SRC1): Ditto.
14961 (PPERM_SRC2): Ditto.
14962 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14964 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14966 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14967 says ignore whether the last reference is a memory operand.
14969 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14970 Paolo Bonzini <bonzini at gnu dot org>
14972 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14975 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14976 (vlshr<mode>3): Rename from vlshr<mode>3.
14977 (vashr<mode>3): Rename from vashr<mode>3.
14978 (mulv4sf3): Change the names of vector shift patterns.
14982 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14985 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15010 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15011 (floatunssidf2_internal): Change vector/vector shift names.
15012 (floatunsdidf2_internal): Ditto.
15019 (vashl<mode>3): Rename from ashl<mode>3.
15020 (vashr<mode>3): Rename from ashr<mode>3.
15021 (vlshr<mode>3): Rename from lshr<mode>3.
15022 (vrotl<mode>3): Rename from rotl<mode>3.
15024 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15027 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15028 multiply gives the wrong value when doing widening multiplies.
15029 (vec_widen_smult_lo_v4si): Ditto.
15031 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15033 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15034 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15035 emit_library_call_value.
15036 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15037 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15038 * calls.c (initialize_argument_information, precompute_arguments,
15039 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15040 (precompute_arguments): Removed flags parameter.
15041 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15043 2008-05-14 Richard Guenther <rguenther@suse.de>
15045 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15046 Make sure to register the store if the use is a PHI_NODE.
15048 2008-05-14 Olivier Hainque <hainque@adacore.com>
15050 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15051 memory if the component is to be referenced in BLKmode according
15052 to get_inner_reference.
15054 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15056 * calls.c (emit_library_call_value_1): Restore code clearing
15057 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15059 2008-05-14 Olivier Hainque <hainque@adacore.com>
15060 Nicolas Roche <roche@adacore.com>
15062 * configure.ac: Add support for a "gcc_subdir" variable in
15063 config-lang.in, to denote a subdirectory where the language/GCC
15064 integration files are to be found.
15065 * configure: Regenerate.
15067 2008-05-14 Ira Rosen <irar@il.ibm.com>
15069 PR tree-optimization/36098
15070 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15071 value for the first load in the group in case of a gap.
15072 (vect_build_slp_tree): Check that there are no gaps in loads.
15074 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15076 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15077 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15078 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15079 emit_insn and remove unneeded code to construct extra args.
15080 (emit_no_conflict_block): Removed.
15081 * optabls.h: (emit_no_conflict_block): Removed.
15082 * cse.c (cse_extended_basic_block): Remove search for
15083 REG_NO_CONFLICT note.
15084 * global.c: Removed incorrect comment added in revision 117.
15085 * expr.c (convert_move): Change call to emit_no_conflict_block to
15087 * recog.c: Change comments so that they do not mention
15089 * local_alloc.c (combine_regs): Removed last parameter.
15090 (no_conflict_p): Removed.
15091 (block_alloc): Removed note, no_conflict_combined_regno and set
15092 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15093 (combine_regs): Removed already_dead and code to look for
15094 REG_NO_CONFLICT notes.
15095 * lower_subreg (remove_retval_note): Removed code to look for
15096 REG_NO_CONFLICT block.
15097 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15098 (resolve_clobber): Remove code to process libcalls that have
15099 REG_NO_CONFLICT notes.
15100 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15102 * combine.c (can_combine_p, distribute_notes): Removed
15103 REG_NO_CONFLICT case.
15104 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15106 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15107 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15109 * reg-notes.def (NO_CONFLICT): Removed.
15111 2008-05-14 David S. Miller <davem@davemloft.net>
15113 * config/sparc/sparc.c (sparc_profile_hook): If
15114 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15115 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15116 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15118 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15120 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15122 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15125 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15126 and op1 expansion before vector concat to have less live pseudos.
15128 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15130 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15131 ix86_expand_vector_set if supported.
15133 2008-05-13 Diego Novillo <dnovillo@google.com>
15134 Kenneth Zadeck <zadeck@naturalbridge.com>
15136 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15138 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15139 phinodes_print_statistics, init_ssanames, fini_ssanames,
15140 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15141 release_ssa_name, release_defs, replace_ssa_name_symbol,
15142 ssanames_print_statistics): Move ...
15143 * tree-flow.h: ... here.
15144 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15145 Use FN instead of cfun.
15146 (make_ssa_name_fn): Rename from make_ssa_name.
15147 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15148 * tree-flow-inline.h (make_ssa_name): Move from
15149 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15150 * omp-low.c (expand_omp_parallel):
15151 * tree-flow-inline.h (redirect_edge_var_map_result):
15152 * tree-ssa.c (init_tree_ssa): Add argument FN.
15153 Use it instead of cfun. Update all users.
15155 2008-05-13 Tom Tromey <tromey@redhat.com>
15157 PR preprocessor/22168:
15158 * doc/cpp.texi (Top): Update menu.
15159 (Alternatives to Wrapper #ifndef): New node.
15160 (Other Directives): Document deprecation.
15161 (Obsolete Features): Remove menu.
15162 (Assertions): Merge node into Obsolete Features.
15163 (Obsolete once-only headers): Move earlier; rename to Alternatives
15164 to Wrapper #ifndef.
15165 * doc/cppopts.texi: Update.
15166 * c.opt (Wdeprecated): Enable for C and ObjC.
15167 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15168 (C++ Dialect Options): Move -Wno-deprecated from here to...
15169 (Warning Options): ... here.
15171 2008-05-13 Richard Guenther <rguenther@suse.de>
15173 PR middle-end/36227
15174 * fold-const.c (fold_sign_changed_comparison): Do not allow
15175 changes in pointer-ness.
15177 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15180 * config/sh/sh.c (sh_expand_prologue): Don't clear
15181 RTX_FRAME_RELATED_P for push insns.
15183 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15185 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15187 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15189 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15190 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15191 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15193 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15195 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15196 (*vec_concatv4sf_sse): This.
15197 (*sse2_concatv2si): Renamed to ...
15198 (*vec_concatv2si_sse2): This.
15199 (*sse1_concatv2si): Renamed to ...
15200 (*vec_concatv2si_sse): This.
15201 (*vec_concatv2di_rex): Renamed to ...
15202 (*vec_concatv2di_rex64): This.
15203 (*vec_concatv2si_sse4_1): New.
15204 (*vec_concatv2di_rex64_sse4_1): Likewise.
15206 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15208 PR rtl-optimization/36111
15209 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15210 that was created for swappable operands.
15212 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15215 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15216 * configure.ac: Add call to ACX_PROG_GNAT.
15218 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15220 * optc-gen.awk: Fix comment typo.
15222 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15224 * pretty-print.c (pp_integer_with_precision): Use
15225 HOST_LONG_LONG_FORMAT.
15227 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15229 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15231 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15233 * config/i386/i386.c (bdesc_ptest): Removed.
15234 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15235 (bdesc_args): Add __builtin_ia32_ptestz128,
15236 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15237 (ix86_init_mmx_sse_builtins): Updated.
15238 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15239 (ix86_expand_builtin): Updated.
15241 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15243 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15244 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15246 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15248 * value-prof.c (interesting_stringop_to_profile): Do not
15249 return early for BUILT_IN_MEMPCPY.
15251 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15253 * calls.c (expand_call): Don't use callgraph to increase
15254 preferred_stack_boundary.
15256 * cgraph.h (cgraph_rtl_info): Use unsigned on
15257 preferred_incoming_stack_boundary.
15259 * final.c (rest_of_clean_state): Use unsigned on
15260 preferred_stack_boundary.
15262 2008-05-09 Tom Tromey <tromey@redhat.com>
15264 PR preprocessor/22231:
15265 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15268 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15270 PR tree-optimization/36129
15271 * tree-ssa-ccp.c: Include value-prof.h.
15272 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15273 built-in function was folded to a constant.
15274 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15276 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15277 Sebastian Pop <sebastian.pop@amd.com>
15279 * tree-scalar-evolution.c: Document instantiate_scev.
15280 (instantiate_parameters_1): Renamed instantiate_scev_1.
15281 Don't use the same loop for instantiation_loop and evolution_loop.
15282 (instantiate_scev): New.
15283 (instantiate_parameters): Moved...
15284 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15285 same loop twice. Maintains the semantics for this function.
15286 * tree-scalar-evolution.h (instantiate_scev): Declare.
15287 (instantiate_parameters): ...here. Now static inline.
15288 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15289 instead of resolve_mixers.
15291 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15293 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15295 2008-05-09 Tomas Bily <tbily@suse.cz>
15297 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15298 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15299 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15300 * c-common.c (c_common_truthvalue_conversion): Likewise.
15301 * tree-object-size.c (compute_object_offset): Likewise.
15302 * tree-inline.c (estimate_num_insns_1): Likewise.
15303 * varasm.c (const_hash_1, compare_constant, copy_constant)
15304 (compute_reloc_for_constant, output_addressed_constants)
15305 (initializer_constant_valid_p): Likewise.
15306 * c-omp.c (check_omp_for_incr_expr): Likewise.
15307 * gimplify.c (gimplify_expr): Likewise.
15308 * c-typeck.c (c_finish_return): Likewise.
15309 * tree-vectorizer.c (supportable_widening_operation)
15310 (supportable_narrowing_operation): Likewise.
15311 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15312 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15313 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15314 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15315 (descr_info_loc): Likewise.
15316 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15317 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15318 (fold_unary): Likewise.
15319 * builtins.c (get_pointer_alignment): Likewise.
15320 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15321 (instantiate_parameters_1): Likewise.
15322 * tree.c (expr_align, stabilize_reference): Likewise.
15323 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15324 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15325 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15326 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15327 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15328 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15330 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15331 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15332 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15333 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15334 (forward_propagate_comparison)
15335 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15336 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15337 * emit-rtl.c (component_ref_for_mem_expr)
15338 (set_mem_attributes_minus_bitpos): Likewise.
15339 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15340 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15342 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15343 (build_function_call, pointer_diff, build_compound_expr)
15344 (c_finish_return): Likewise.
15345 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15346 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15348 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15349 * expr.c (is_aligning_offset): Likewise.
15350 * tree-ssa-alias.c (is_escape_site): Likewise.
15351 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15352 (check_all_va_list_escapes): Likewise.
15353 * tree-ssa-loop-ivopts.c (determine_base_object)
15354 (determine_common_wider_type): Likewise.
15355 * dojump.c (do_jump): Likewise.
15356 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15357 * tree-gimple.c (is_gimple_cast): Likewise.
15358 * fold-const.c (decode_field_reference, )
15359 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15360 (fold_binary): Likewise.
15361 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15362 (already_warned_in_frontend_p): Likewise.
15363 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15364 * tree.c (really_constant_p, get_unwidened): Likewise.
15365 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15366 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15367 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15369 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15371 (CONVERT_EXPR_P): Define.
15372 (CASE_CONVERT): Define.
15374 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15376 PR middle-end/36117
15377 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15378 (delete_unmarked_insns): When deleting a call, call
15379 delete_unreachable_blocks.
15380 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15381 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15383 2008-05-08 Richard Guenther <rguenther@suse.de>
15385 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15386 (-ftree-salias): Likewise.
15387 (salias-max-implicit-fields): Remove param documentation.
15388 (salias-max-array-elements): Likewise.
15389 * tree-pass.h (pass_create_structure_vars): Remove.
15390 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15391 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15392 * tree-ssa-alias.c (create_structure_vars): Remove.
15393 (gate_structure_vars): Likewise.
15394 (pass_create_structure_vars): Likewise.
15395 (gate_build_alias): Likewise.
15396 (pass_build_alias): Adjust to run always and dump the function.
15397 * common.opt (ftree-salias): Hide.
15398 * passes.c (init_optimization_passes): Remove
15399 pass_create_structure_vars, adjust comment.
15400 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15401 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15402 * opts.c (decode_options): Do not set flag_tree_salias.
15403 (common_handle_option): Add OPT_ftree_salias to the backward
15404 compatibility section.
15406 2008-05-08 Richard Guenther <rguenther@suse.de>
15408 * tree-flow-inline.h (var_can_have_subvars): Move ...
15409 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15410 * tree-flow.h (var_can_have_subvars): Remove.
15411 (push_fields_onto_fieldstack): Remove.
15412 (sort_fieldstack): Likewise.
15413 (struct fieldoff): Move ...
15414 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15415 alias_set and base_for_components fields.
15416 (sort_fieldstack): Make static.
15417 (push_fields_onto_fieldstack): Likewise. Remove code that
15418 handles anything but RECORD_TYPEs. Remove alias_set and
15419 base_for_components handling.
15420 (create_variable_info_for): Adjust.
15422 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15424 * common.opt (Wframe-larger-than=): Shorten the help message
15426 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15428 2008-05-08 Rafael EspÃndola <espindola@google.com>
15430 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15432 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15433 trap and that both operands are gimple values.
15434 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15435 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15438 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15440 * read-rtl.c (join_c_conditions): Return the first string if the
15441 two strings are equal.
15443 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15445 * gensupport.h (pred_data): Add a "num_codes" field.
15446 (add_predicate_code): Declare.
15447 * gensupport.c (add_predicate_code): New function.
15448 (std_pred_table): Add an "allows_const_p" field.
15449 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15450 Remove the (incomplete) list of such codes from the codes field.
15451 (init_predicate_table): Use add_predicate_code. Add all
15452 RTX_CONST_OBJs if allows_const_p is true.
15453 * genrecog.c (process_define_predicate): Use add_predicate_code.
15455 2008-05-08 David Daney <ddaney@avtrex.com>
15456 Richard Sandiford <rsandifo@nildram.co.uk>
15458 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15459 special case of constant zero operands.
15460 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15461 old and new values. Special case constant zero values.
15462 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15464 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15465 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15467 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15470 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15471 similar RTX_CONST_OBJ before CONST_INT.
15473 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15475 * stmt.c (expand_stack_restore): Change sa mode if needed.
15477 2008-05-08 Richard Guenther <rguenther@suse.de>
15479 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15480 return type to bool.
15481 (ix86_sol10_return_in_memory): Likewise.
15482 (ix86_i386elf_return_in_memory): Likewise.
15483 (ix86_i386interix_return_in_memory): Likewise.
15484 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15485 (ix86_sol10_return_in_memory): Likewise.
15486 (ix86_i386elf_return_in_memory): Likewise.
15487 (ix86_i386interix_return_in_memory): Likewise.
15489 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15492 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15494 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15495 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15498 2008-05-08 Richard Guenther <rguenther@suse.de>
15500 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15501 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15502 (DR_SUBVARS): Remove.
15503 * tree-dfa.c (dump_subvars_for): Remove.
15504 (debug_subvars_for): Likewise.
15505 (dump_variable): Do not dump subvars.
15506 (remove_referenced_var): Do not remove subvars.
15507 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15508 (lookup_subvars_for_var): Remove.
15509 (get_subvars_for_var): Likewise.
15510 (get_subvars_at): Likewise.
15511 (get_first_overlapping_subvar): Likewise.
15512 (overlap_subvar): Likewise.
15513 * tree-flow.h (subvar_t): Remove.
15514 (struct var_ann_d): Remove subvars field.
15515 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15516 argument. Remove special handling of SFTs.
15517 (compute_tag_properties): Likewise.
15518 (set_initial_properties): Likewise.
15519 (compute_call_clobbered): Likewise.
15520 (count_mem_refs): Likewise.
15521 (compute_memory_partitions): Likewise.
15522 (compute_flow_insensitive_aliasing): Likewise.
15523 (setup_pointers_and_addressables): Likewise.
15524 (new_type_alias): Likewise.
15525 (struct used_part): Remove.
15526 (used_portions): Likewise.
15527 (struct used_part_map): Likewise.
15528 (used_part_map_eq): Likewise.
15529 (used_part_map_hash): Likewise.
15530 (free_used_part_map): Likewise.
15531 (up_lookup): Likewise.
15532 (up_insert): Likewise.
15533 (get_or_create_used_part_for): Likewise.
15534 (create_sft): Likewise.
15535 (create_overlap_variables_for): Likewise.
15536 (find_used_portions): Likewise.
15537 (create_structure_vars): Likewise.
15538 * tree.def (STRUCT_FIELD_TAG): Remove.
15539 * tree.h (MTAG_P): Adjust.
15540 (struct tree_memory_tag): Remove base_for_components and
15541 unpartitionable flags.
15542 (struct tree_struct_field_tag): Remove.
15543 (SFT_PARENT_VAR): Likewise.
15544 (SFT_OFFSET): Likewise.
15545 (SFT_SIZE): Likewise.
15546 (SFT_NONADDRESSABLE_P): Likewise.
15547 (SFT_ALIAS_SET): Likewise.
15548 (SFT_UNPARTITIONABLE_P): Likewise.
15549 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15550 (union tree_node): Remove sft field.
15551 * alias.c (get_alias_set): Remove special handling of SFTs.
15552 * print-tree.c (print_node): Remove handling of SFTs.
15553 * tree-dump.c (dequeue_and_dump): Likewise.
15554 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15555 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15556 * tree-predcom.c (set_alias_info): Do not set subvars.
15557 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15558 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15559 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15560 (add_vars_for_offset): Remove.
15561 (add_virtual_operand): Remove special handling of SFTs.
15562 (add_call_clobber_ops): Likewise.
15563 (add_call_read_ops): Likewise.
15564 (get_asm_expr_operands): Likewise.
15565 (get_modify_stmt_operands): Likewise.
15566 (get_expr_operands): Likewise.
15567 (add_to_addressable_set): Likewise.
15568 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15569 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15570 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15571 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15572 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15573 (tree_node_structure): Likewise.
15574 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15576 (find_what_p_points_to): Likewise.
15578 2008-05-08 Sa Liu <saliu@de.ibm.com>
15580 * config/spu/spu.md: Fixed subti3 pattern.
15582 2008-05-08 Richard Guenther <rguenther@suse.de>
15584 PR middle-end/36154
15585 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15586 sure to create a representative for trailing arrays for PTA.
15588 2008-05-08 Richard Guenther <rguenther@suse.de>
15590 PR middle-end/36172
15591 * fold-const.c (operand_equal_p): Two objects which types
15592 differ in pointerness are not equal.
15594 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15596 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15597 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15598 (emit_library_call_value_1): Add new variable fndecl initialized by
15599 NULL_TREE. It should be the decl type of orgfun, but this information
15600 seems not to be available here, so it uses the default calling abi.
15601 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15602 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15603 by TARGET_RETURN_IN_MEMORY.
15604 * config/i386/i386-interix.h: Likewise.
15605 * config/i386/i386.h: Likewise.
15606 * config/i386/i386elf.h: Likewise.
15607 * config/i386/ptx4-i.h: Likewise.
15608 * config/i386/sol2-10.h: Likewise.
15609 * config/i386/sysv4.h: Likewise.
15610 * config/i386/vx-common.h: Likewise.
15611 * config/cris/cris.h: Removed #if 0 clause.
15612 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15613 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15615 (ix86_sol10_return_in_memory): Likewise.
15616 (ix86_i386elf_return_in_memory): New.
15617 (ix86_i386interix_return_in_memory): New.
15618 * config/mt/mt-protos.h (mt_return_in_memory): New.
15619 * config/mt/mt.c: Likewise.
15620 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15621 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15622 * config/bfin/bfin.h: Likewise.
15623 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15625 * config/bfin/bfin.c: Likewise.
15626 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15627 * config/alpha/unicosmk.h: Likewise.
15628 * config/i386/cygming.h: Likewise.
15629 * config/iq2000/iq2000.h: Likewise.
15630 * config/mips/mips.h: Likewise.
15631 * config/mn10300/mn10300.h: Likewise.
15632 * config/rs6000/rs6000.h: Likewise.
15633 * config/score/score.h: Likewise.
15634 * config/spu/spu.h: Likewise.
15635 * config/v850/v850.h: Likewise.
15636 * defaults.h: Likewise.
15637 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15638 * expr.c (emit_block_move): Adjust use of
15639 OUTGOING_REG_PARM_STACK_SPACE.
15640 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15641 OUTGOING_REG_PARM_STACK_SPACE.
15642 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15644 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15646 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15647 on OMP_RETURN for OMP_FOR.
15650 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15651 (fortran_common): New function.
15652 (gen_variable_die): Call fortran_common instead of common_check,
15653 adjust for it returning tree instead of rtx. Formatting.
15655 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15659 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15660 * c-decl.c (merge_decls): Ditto.
15661 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15662 to RTL_CONST_OR_PURE_CALL_P.
15663 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15664 Initialized DECL_LOOPING_CONST_PURE.
15665 (process_call_operands): Set tree_side_effects properly.
15666 * tree.h (TREE_READONLY_DECL_P): Removed.
15667 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15668 (DECL_LOOPING_OR_CONST_P): New macro.
15669 (struct tree_function_decl): Added looping_const_or_pure_p.
15670 (ECF_*) Renumbered.
15671 (ECF_LOOPING_OR_CONST_P): New macro.
15672 * rtlanal.c (pure_const_p): Removed.
15673 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15674 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15675 to RTL_CONST_CALL_P.
15676 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15677 (check_decl, check_tree, check_call, scan_function): Initialize
15679 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15680 (static_execute): Set looping true for recursive functions.
15681 Undo setting state to IPA_NEITHER for recursive functions.
15682 * cse.c (cse_insn):
15683 * ifcvt.c (noce_can_store_speculate_p): Changed
15684 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15685 RTL_CONST_OR_PURE_CALL_P.
15686 * dse.c (scan_insn): Ditto.
15687 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15688 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15689 RTL_CONST_OR_PURE_CALL_P.
15690 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15691 pure_call_p to RTL_CONST_CALL_P.
15692 * gimplify.c (gimplify_call_expr): Clear side effects for
15693 non-looping pure and constant calls.
15694 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15695 (flags_from_decl_or_type): Set ecf flags from decl flags.
15696 (initialize_argument_information): Turn off
15697 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15698 Change const to pure if callee_copies is true rather than just
15700 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15701 way of marking pure calls.
15702 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15703 Remove hack that was supposed to fix pr7335 and remove old
15704 way of marking pure calls.
15705 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15706 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15707 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15708 RTL_CONST_OR_PURE_CALL_P.
15709 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15710 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15711 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15712 * sched-deps.c (schedule_analyze): Ditto.
15713 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15714 return_val field of calls to represent pure and const function info.
15715 (CONST_OR_PURE_CALL_P): Deleted macro.
15716 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15717 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15718 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15720 * tree-optimize.c (execute_fixup_cfg): Added test for
15721 ECF_LOOPING_CONST_OR_PURE.
15722 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15724 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15725 effects for looping pure or const calls.
15726 (verify_gimple_expr): Added verification code.
15727 * config/alpha/alpha.c (alpha_legitimize_address,
15728 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15730 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15731 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15732 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15733 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15734 RTL_CONST_OR_PURE_CALL_P.
15735 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15736 and const calls to be deleted.
15738 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15741 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15742 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15743 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15744 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15745 to handle nonimmediate operands.
15746 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15747 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15748 to handle nonimmediate operands.
15749 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15750 (mmx_pmulhrwv4hi3): New expander. Use
15751 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15752 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15753 (sse2_umulv1siv1di3): New expander. Use
15754 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15755 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15756 (mmx_eq<mode>3): New expander. Use
15757 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15758 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15759 (mmx_uavgv8qi3): New expander. Use
15760 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15761 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15762 (mmx_uavgv4hi3): New expander. Use
15763 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15765 * config/i386/sse.md
15766 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15767 to handle nonimmediate operands.
15768 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15769 to handle nonimmediate operands.
15770 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15771 to handle nonimmediate operands.
15772 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15773 to handle nonimmediate operands.
15774 (sse2_unpckhpd_exp): New expander. Use
15775 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15776 (sse2_unpcklpd_exp): New expander. Use
15777 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15778 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15779 to handle nonimmediate operands.
15780 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15781 to handle nonimmediate operands.
15782 (*sse2_<plusminus_insn><mode>3): Rename from
15783 sse2_<plusminus_insn><mode>3 insn pattern.
15784 (sse2_<plusminus_insn><mode>3): New expander. Use
15785 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15786 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15787 (sse2_umulv2siv2di3): New expander. Use
15788 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15789 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15790 (sse4_1_mulv2siv2di3): New expander. Use
15791 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15792 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15793 (sse2_pmaddwd): New expander. Use
15794 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15795 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15796 (sse2_eq<mode>3): New expander. Use
15797 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15798 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15799 (sse4_1_eqv2di3): New expander. Use
15800 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15801 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15802 (sse2_uavgv16qi3): New expander. Use
15803 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15804 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15805 (sse2_uavgv16qi3): New expander. Use
15806 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15807 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15808 (sse2_uavgv8hi3): New expander. Use
15809 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15810 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15811 (ssse3_pmulhrswv8hi3): New expander. Use
15812 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15813 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15814 (ssse3_pmulhrswv4hi3): New expander. Use
15815 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15817 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15818 (<sse>_vmmul<mode>3): Ditto.
15819 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15821 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15822 (ssse3_pmaddubsw): Ditto.
15824 * config/i386/i386.c (struct_builtin_description)
15825 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15826 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15827 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15828 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15829 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15830 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15831 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15832 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15833 (ix86_fixup_binary_operands): Assert that src1
15834 and src2 must have the same mode when swapped.
15835 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15836 and ix86_binary_operator_ok. Do not force operands in registers
15839 2008-05-07 Jan Hubicka <jh@suse.cz>
15841 * cgraph.c (dump_cgraph_node): Update.
15842 * cgraph.h (cgraph_local_info): Break out inline summary.
15843 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15845 * ipa-inline (inline_summary): New accestor function.
15846 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15847 cgraph_decide_inlining, compute_inline_parameters): Update.
15848 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15850 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15852 Cleanup ColdFire scheduling support and add V4 pipeline model.
15854 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15855 (define_attr cpu): Add cfv4 value.
15856 (define_attr type, define_attr type1): Merge into a single 'type'
15857 attribute. Update all uses.
15858 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15859 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15861 (define_attr opx_mem, define_attr opy_mem): Remove.
15862 (define_attr op_mem): Clean up, update comment.
15863 (define_attr size): Use specific values instead of general int.
15864 (define_attr guess, define_attr split): Remove. Update all uses.
15865 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15866 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15867 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15868 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15869 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15870 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15871 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15872 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15873 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15874 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15875 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15876 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15877 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15878 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15879 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15880 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15881 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15882 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15883 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15884 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15885 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15886 Update or set attributes.
15887 (stack_tie): New fake instruction.
15889 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15890 (m68k_sched_attr_size): Update declaration.
15891 (m68k_sched_attr_type2): Remove.
15892 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15893 Declare new bypass predicates.
15895 * config/m68k/m68k.c (m68k_sched_issue_rate,
15896 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15898 (TARGET_SCHED_ISSUE_RATE,
15899 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15900 (override_options): Handle scheduling for ColdFire V4 core.
15901 (m68k_expand_prologue): Emit stack_tie.
15902 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15903 'OP_TYPE_FPN'. Update all uses.
15904 (sched_guess_p): Remove.
15905 (sched_address_type): Handle symbolic addresses.
15906 (sched_get_operand): New static function.
15907 (sched_operand_type): Merge into sched_attr_op_type.
15908 (sched_attr_op_type): Handle FP registers, handle quick constants,
15910 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15911 (m68k_sched_attr_size): Update. Move logic to ...
15912 (sched_get_attr_size_int): New static function.
15913 (sched_get_opxy_mem_type): New static function.
15914 (m68k_sched_attr_op_mem): Update.
15915 (m68k_sched_attr_type2): Remove.
15916 (sched_cfv4_bypass_data): New static variable.
15917 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15918 (m68k_sched_issue_rate): Implement scheduler hook.
15919 (struct _sched_ib: enabled_p): New field.
15920 (m68k_sched_variable_issue): Update. Handle V4.
15921 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15922 sched_dump_class_func_t, sched_dump_split_class,
15923 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15924 sched_dump_dfa_class, m68k_sched_dump): Remove.
15925 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15927 (m68k_sched_init_global): Remove statisctics dumping, introduce
15928 sanity check that all instructions have pipeline reservations. Handle
15930 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15931 Handle ColdFire V4 core.
15932 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15933 New static functions.
15934 (m68k_sched_address_bypass_p): New bypass predicate.
15935 (sched_get_indexed_address_scale): New static function.
15936 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15938 * cf.md: Update comments.
15939 (define_attr type2): Remove. Use 'type' attribute instead.
15941 (cf_ib): Rename to cfv123_ib. Update all uses.
15942 (cf_oep): Rename to cfv123_oep. Update all uses.
15943 (cf_chr): Rename to cfv123_chr. Update all uses.
15944 (cf_mem): Rename to cfv123_mem. Update all uses.
15945 (cf_mac): Move to more appropriate place.
15946 (cfv123_guess): New automaton and cpu_unit.
15947 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15948 Update uses of 'size' attribute. Handle before reload scheduling.
15949 (cfv123_guess): New dummy reservation for unhandled instructions.
15950 (cfv4_*): Pipeline description of ColdFire V4 core.
15951 (ignore): New reservation to handle 'ignore' type.
15953 2008-05-07 Ian Lance Taylor <iant@google.com>
15955 PR middle-end/36013
15956 * gimplify.c (find_single_pointer_decl_1): Don't look through
15958 (find_single_pointer_decl): Adjust comments.
15960 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15962 PR middle-end/36137
15963 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15964 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15966 PR middle-end/36106
15967 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15968 integral type rather than floating point, then VIEW_CONVERT_EXPR
15969 to the floating point type.
15971 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15973 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15974 TFmode op0 to register.
15976 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15978 * c-decl.c (grokdeclarator): Comment typo.
15980 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15982 * tree-flow.h: Remove prototype for computed_goto_p.
15983 * tree-cfg.c (computed_goto_p): Make static.
15985 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15988 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15989 (contains_aligned_value_p): This. Handle _Decimal128.
15990 (ix86_function_arg_boundary): Only align _Decimal128 to its
15991 natural boundary and handle it properly.
15993 2008-05-06 Martin Jambor <mjambor@suse.cz>
15995 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15996 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15997 (ipcp_method_set_orig_node): Removed.
15998 (ipcp_cval_get_cvalue_type): Removed.
15999 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16000 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16001 (ipcp_cval_set_cvalue_type): Removed.
16002 (ipcp_cval_get_cvalue): Removed.
16003 (ipcp_cval_set_cvalue): Removed.
16004 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16005 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16006 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16007 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16008 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16009 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16010 (ipcp_get_ith_lattice): Changed parameters.
16011 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16012 (ipcp_lattice_from_jfunc): Changed parameters.
16013 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16014 (ipcp_method_cval_print): Added temporary variable info.
16015 (ipcp_redirect): Removed already unused local variable caller.
16016 (ipcp_redirect): New temporary variable orig_callee_info
16017 (ipcp_redirect): Removed newly unused local variable callee.
16018 (ipcp_redirect): Removed (a bit confusing) local variable type.
16019 (ipcp_insert_stage): Added local variable info.
16020 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16022 (ipcp_formal_create): Removed.
16023 (ipcp_method_cval_set): Removed.
16024 (ipcp_propagate_stage): Renamed lattice variables.
16025 (ipcp_method_cval_set_cvalue_type): Removed.
16026 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16027 (ipcp_print_all_lattices): Changed printed strings to refer to
16028 lattices rather than cvals.
16029 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16030 (ipcp_propagate_const): Changed formal parameters.
16031 (build_const_val): Changed formal parameters.
16032 (ipcp_insert_stage): Removed useless variable cvalue
16033 (build_const_val): Changed formal parameters.
16034 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16035 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16036 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16037 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16038 (ipcp_print_func_profile_counts): Changed string from "method" to
16040 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16041 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16042 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16043 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16044 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16045 (ipcp_lat_is_const): Changed parameters and made inline.
16046 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16047 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16048 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16049 the predicate condition directly
16050 (ipcp_propagate_stage): Added local variable args. Removed local
16051 variable callee. (Both are mere code simplifications.)
16052 (ipcp_method_dont_insert_const): Renamed to
16053 ipcp_node_not_modifiable_p.
16054 (ipcp_node_not_modifiable_p): Made inline.
16055 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16056 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16057 (ipcp_print_all_lattices): Removed variable cvalue
16058 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16061 2008-05-06 Olivier Hainque <hainque@adacore.com>
16063 * tree-sra.c (try_instantiate_multiple_fields): Early return
16064 if field has POINTER_TYPE.
16066 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16068 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16069 by using 'q' specifier for instruction.
16070 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16072 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16074 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16075 Change mode of zero_extract from QImode to HImode.
16076 (sign bit tests peepholes): (Ditto.).
16078 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16080 * config/i386/mmx.md: Remove double backslashes from asm templates.
16081 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16082 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16083 to handle nonimmediate operands.
16084 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16085 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16086 to handle nonimmediate operands.
16087 (*mmx_<code>v2sf3_finite): New insn pattern.
16088 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16089 (mmx_<code>v2sf3): New expander. Use
16090 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16091 (mmx_<plusminus_insn><mode>3): New expander. Use
16092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16093 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16094 (mmx_add<mode>3): Removed.
16095 (mmx_ssadd<mode>3): Ditto.
16096 (mmx_usadd<mode>3): Ditto.
16097 (mmx_sub<mode>3): Ditto.
16098 (mmx_sssub<mode>3): Ditto.
16099 (mmx_ussub<mode>3): Ditto.
16100 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16101 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16102 to handle nonimmediate operands.
16103 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16105 (mmx_smulv4hi3_highpart): New expander. Use
16106 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16107 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16109 (mmx_umulv4hi3_highpart): New expander. Use
16110 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16111 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16112 (mmx_<code>v4hi3): New expander. Use
16113 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16114 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16115 (mmx_<code>v8qi3): New expander. Use
16116 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16117 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16118 (mmx_<code><mode>3): New expander. Use
16119 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16121 2008-05-05 Jan Hubicka <jh@suse.cz>
16123 PR tree-optimization/36118
16124 * passes.c (pass_init_dump_file): Fix dump header.
16126 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16128 PR middle-end/36141
16129 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16130 VCE for function decls.
16132 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16134 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16136 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16138 * config/i386/i386.md (sat_plusminus): New.
16139 (plusminus_insn): Likewise.
16140 (plusminus_mnemonic): Likewise.
16142 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16143 (*<addsub><mode>3_cc_overflow): Renamed to ...
16144 (*<plusminus_insn><mode>3_cc_overflow): This.
16145 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16146 (*<plusminus_insn>si3_zext_cc_overflow): This.
16148 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16149 (<plusminus_insn><mode>3): This.
16150 (*<addsub><mode>3): Renamed to ...
16151 (*<plusminus_insn><mode>3): This.
16152 (<sse>_vm<addsub><mode>3): Renamed to ...
16153 (<sse>_vm<plusminus_insn><mode>3): This.
16154 (sse3_h<addsub>v4sf3): Renamed to ...
16155 (sse3_h<plusminus_insn>v4sf3): This.
16156 (sse3_h<addsub>v2df3): Renamed to ...
16157 (sse3_h<plusminus_insn>v2df3): This.
16158 (<plusminus_insn><mode>3): New.
16159 (*<plusminus_insn><mode>3): Likewise.
16160 (sse2_<plusminus_insn><mode>3): Likewise.
16161 (add<mode>): Removed.
16162 (*add<mode>3): Likewise.
16163 (sse2_ssadd<mode>3): Likewise.
16164 (sse2_usadd<mode>3): Likewise.
16165 (sub<mode>3): Likewise.
16166 (*sub<mode>3): Likewise.
16167 (sse2_sssub<mode>3): Likewise.
16168 (sse2_ussub<mode>3): Likewise.
16170 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16172 * gthr-single.h: Add in required interface elements as per gthr.h.
16173 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16174 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16175 Generalize UNUSED macro.
16176 (__gthread_once): Add.
16177 (__gthread_key_create): Add.
16178 (__gthread_key_delete): Add.
16179 (__gthread_getspecific): Add.
16180 (__gthread_setspecific): Add.
16182 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16184 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16185 the same size types for the indirect reference on the rhs, then
16188 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16190 * config/i386/i386.md
16191 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16192 one insn template instead of template series.
16193 (*xordi_1_rex64): Ditto.
16194 (*xordi_2_rex64): Ditto.
16196 2008-05-05 Ira Rosen <irar@il.ibm.com>
16198 PR tree-optimization/36119
16199 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16202 2008-06-04 Jan Hubicka <jh@suse.cz>
16204 tree-optimization/36100
16205 * tree-pass.h (pass_O0_always_inline): Declare.
16206 * ipa-inline.c (inline_transform): Remove dead code.
16207 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16208 pass_O0_always_inline): New.
16209 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16211 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16213 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16214 mnemonic in this_param move for TARGET_64BIT.
16216 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16218 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16219 (*strmovsi_rex_1): Ditto.
16220 (*strsetsi_1): Ditto.
16221 (*strsetsi_rex_1): Ditto.
16223 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16224 adddicc expanders using SWI mode iterator.
16226 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16229 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16232 2008-05-04 David S. Miller <davem@davemloft.net>
16234 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16235 (sparc*-*-linux*): Use linux.h in tm_file.
16236 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16237 compiler defaulting to 32-bit.
16238 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16240 * config/sparc/linux.h: Remove definitions now obtained
16241 properly from linux.h
16242 * config/sparc/linux64.h: Likewise.
16243 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16244 don't want this setting for 32-bit builds in a biarch compiler.
16245 * doc/install.texi: Add sparc-linux to list of targets
16246 supporting --enable-targets=all.
16248 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16250 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16252 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16254 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16255 after V4SI_FTYPE_V8HI.
16256 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16257 case V4SI_FTYPE_V2DF.
16259 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16261 * doc/invoke.texi (max-flow-memory-locations): Removed.
16262 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16264 2008-05-03 Richard Guenther <rguenther@suse.de>
16266 PR middle-end/34973
16267 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16269 2008-05-02 David S. Miller <davem@davemloft.net>
16271 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16273 2008-05-02 Simon Baldwin <simonb@google.com>
16276 * c-common.h (warn_array_subscript_range): Removed.
16277 * c-common.c (warn_array_subscript_range): Ditto.
16278 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16279 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16281 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16283 * config/i386/i386.c (ix86_special_builtin_type): New.
16284 (bdesc_special_args): Likewise.
16285 (ix86_expand_special_args_builtin): Likewise.
16286 (ix86_init_mmx_sse_builtins): Updated.
16287 (ix86_expand_builtin): Updated.
16288 (ix86_expand_store_builtin): Removed.
16289 (ix86_expand_unop_builtin): Likewise.
16291 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16292 * config/i386/mmintrin.h (__v2sf): Here.
16294 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16296 (_mm_loadl_pi): Likewise.
16297 (_mm_storeh_pi): Replace __v2si with __v2sf.
16298 (_mm_storel_pi): Likewise.
16300 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16301 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16302 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16303 __builtin_ia32_loadlpd.
16305 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16307 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16308 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16309 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16310 (ix86_init_mmx_sse_builtins): Updated.
16311 (ix86_expand_args_builtin): Likewise.
16312 (ix86_expand_builtin): Likewise.
16313 (ix86_expand_unop1_builtin): Renamed to ...
16314 (ix86_expand_unop_vec_merge_builtin): This.
16316 2008-05-01 Jan Hubicka <jh@suse.cz>
16319 * ipa-inline.c (inline_generate_summary): Make static.
16320 (inline_transform): Do not call inlining at -O0; make static.
16321 * passes.c (execute_todo): Add sanity check.
16322 (execute_one_ipa_transform_pass): Execute proper flags.
16324 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16326 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16327 (DECL_NONADDRESSABLE_P): Likewise.
16328 * alias.c (record_component_aliases): Fix comment.
16330 2008-05-01 Simon Baldwin <simonb@google.com>
16332 * c-common.h (warn_array_subscript_range): New function.
16333 * c-common.c (warn_array_subscript_range): Ditto.
16334 * tree-vrp.c (check_array_ref): Corrected code to agree with
16335 comment, ignoring only arrays of size 0 or size 1.
16336 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16338 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16340 * config/i386/i386.c (ix86_builtin_type): Replace
16341 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16342 (bdesc_args): Updated.
16343 (ix86_init_mmx_sse_builtins): Likewise.
16344 (ix86_expand_args_builtin): Likewise.
16346 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16349 * doc/extend.texi: Correct __builtin_ia32_palignr.
16351 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16354 * config/i386/i386.c (bdesc_crc32): Removed.
16355 (ix86_expand_crc32): Likewise.
16356 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16357 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16358 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16359 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16360 UINT_FTYPE_UINT_UCHAR.
16361 (bdesc_args): Updated. Add crc32 builtins.
16362 (ix86_init_mmx_sse_builtins): Updated.
16363 (ix86_expand_args_builtin): Updated to support subreg.
16365 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16367 2008-05-01 Jan Hubicka <jh@suse.cz>
16369 * tree-pass.h (opt_pass): Add IPA_PASS.
16370 (varpool_node, cgraph_node): Forward declare.
16371 (ipa_opt_pass): Define.
16372 (pass_ipa_inline): Turn into ipa_opt_pass.
16373 (pass_apply_inline): Remove.
16374 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16375 (apply_inline): Turn into ....
16376 (inline_transform): ... this one.
16377 (inline_generate_summary): New function.
16378 (pass_apply_inline): Remove.
16379 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16381 (struct function): Add ipa_transforms_to_apply.
16382 * passes.c (register_one_dump_file): Work on IPA_PASS.
16383 (init_optimization_passes): Remove pass_inline_parameters and
16385 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16386 (execute_one_pass) ... here; apply transforms when possible.
16387 (add_ipa_transform_pass, execute_ipa_summary_asses,
16388 execute_one_ipa_transform_pass): New.
16389 (execute_ipa_pass_list): Update for IPA_PASS type.
16391 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16393 * config/i386/i386.c (ix86_builtin_type): Add
16394 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16395 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16396 (bdesc_args): Add SSE4a builtins.
16397 (ix86_init_mmx_sse_builtins): Updated.
16398 (ix86_expand_args_builtin): Likewise.
16399 (ix86_expand_builtin): Likewise.
16401 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16403 * config/i386/i386.c (ix86_builtin_type): Add
16404 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16405 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16406 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16407 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16408 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16409 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16410 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16411 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16412 and DI_FTYPE_DI_DI_INT.
16413 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16414 (ix86_init_mmx_sse_builtins): Updated.
16415 (ix86_expand_args_builtin): Likewise.
16416 (ix86_expand_builtin): Likewise.
16417 (ix86_expand_binop_imm_builtin): Removed.
16419 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16421 2008-04-30 Richard Guenther <rguenther@suse.de>
16423 PR tree-optimization/32921
16424 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16426 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16428 * config/arm/arm.c (arm_unwind_emit): Use
16429 crtl->all_throwers_are_sibcalls instead of
16430 cfun->all_throwers_are_sibcalls.
16431 (arm_output_fn_unwind): Likewise.
16432 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16433 instead of cfun->uses_pic_offset_table.
16434 (frv_expand_prologue): Likewise.
16435 (frv_frame_pointer_required): Likewise.
16436 (frv_expand_fdpic_call): Likewise.
16437 (frv_emit_movsi): Likewise.
16438 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16439 cfun->returns_pcc_struct instead of
16440 current_function_returns_pcc_struct.
16441 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16442 instead of cfun->calls_eh_return.
16443 (m32c_pushm_popm): Likewise.
16444 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16445 "extern" declaration.
16447 2008-04-30 Richard Guenther <rguenther@suse.de>
16449 PR tree-optimization/21636
16450 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16452 (evaluate_stmt): Print the likely value.
16453 (ccp_visit_stmt): Avoid excessive vertical spacing.
16455 2008-04-30 Rafael EspÃndola <espindola@google.com>
16457 * builtins.c (fold_call_expr): Return realret.
16458 * tree-ssa-threadedge.c
16459 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16460 __builtin_object_size.
16462 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16464 * gcc.c (wrapper_string): New variable.
16465 (insert_wrapper): New function.
16466 (execute): New option -wrapper.
16467 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16469 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16471 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16472 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16473 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16475 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16476 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16477 config/rs6000/e500crtres64gprctr.asm,
16478 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16479 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16480 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16481 config/rs6000/e500crtsav64gprctr.asm,
16482 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16483 config/rs6000/e500crtsavg64gprctr.asm: New files.
16484 * config/rs6000/t-ppccomm: Add build rules for new files.
16485 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16486 * config/rs6000/t-netbsd: Add build rules for new files.
16487 (LIB2FUNCS_STATIC_EXTRA): New variable.
16488 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16489 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16490 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16492 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16494 * config/i386/i386.c (ix86_builtin_type): Add
16495 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16496 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16497 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16498 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16499 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16500 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16501 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16502 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16503 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16504 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16505 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16506 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16507 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16508 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16509 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16510 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16511 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16512 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16513 V1DI_FTYPE_V2SI_V2SI.
16514 (bdesc_2arg): Moved to ...
16515 (bdesc_args): Here.
16516 (ix86_init_mmx_sse_builtins): Updated.
16517 (ix86_expand_args_builtin): Updated. Take a pointer
16518 to const struct builtin_description. Handle comparison
16520 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16521 (ix86_expand_builtin): Updated.
16523 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16524 (ssse3_pmaddubsw128): This.
16525 (ssse3_pmaddubswv4hi3): Renamed to ...
16526 (ssse3_pmaddubsw): This.
16528 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16529 (__builtin_ia32_packssdw128): Likewise.
16530 (__builtin_ia32_packuswb128): Likewise.
16531 (__builtin_ia32_pmaddubsw): Likewise.
16532 (__builtin_ia32_pmaddubsw128): Likewise.
16534 2008-04-30 Richard Guenther <rguenther@suse.de>
16536 PR tree-optimization/14847
16537 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16538 (recognize_bits_test): Use it.
16539 (recognize_single_bit_test): Likewise.
16541 2008-04-30 Martin Jambor <mjambor@suse.cz>
16543 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16544 instead of setting number of formal parameters to zero.
16545 (ipcp_init_stage): Do not set the number of actual parameters to zero
16547 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16548 which are called with variable number of arguments.
16549 (ipcp_insert_stage): Explicitely skipping all nodes which are
16550 called with variable number of arguments.
16551 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16552 number of parameters.
16554 * ipa-prop.h (struct ipa_node_params): Added flag
16555 called_with_var_arguments
16556 (ipa_set_param_count): Added. Changed sole setter to use it.
16557 (ipa_get_param_count): Added. All readers of param_count
16558 converted to use it instead.
16559 (ipa_set_called_with_variable_arg): Added.
16560 (ipa_is_called_with_var_arguments): Added.
16561 (ipa_get_ith_param): Added. All readers of param_decls converted
16563 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16565 (ipa_get_cs_argument_count): Added, all readers of argument_count
16567 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16570 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16571 (struct ipcp_lattice): Renamed cval_type to type
16572 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16574 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16575 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16576 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16577 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16578 (build_const_val): Changed the type of parameter cvalue to tree
16579 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16580 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16582 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16585 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16586 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16587 (ipa_add_method): Renamed to ipa_push_func_to_list
16588 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16589 (ipa_callsite_param_count): Removed.
16590 (ipa_callsite_param_count_set): Removed.
16591 (ipa_callsite_param): Removed.
16592 (ipa_callsite_callee): Removed.
16593 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16594 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16595 (ipa_method_formal_count): Removed.
16596 (ipa_method_formal_count_set): Removed.
16597 (ipa_method_get_tree): Removed.
16598 (ipa_method_tree_map_create): Removed.
16599 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16600 (ipa_create_param_decls_array): Creates the array itself
16601 (ipa_create_param_decls_array): Temporary variable info instead of
16602 a few dereferences.
16603 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16604 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16605 (get_type): Removed.
16606 (ipa_jf_get_info_type): Removed.
16607 (ipa_node_create): Renamed to ipa_create_node_params
16608 (ipa_free): Renamed to ipa_free_all_node_params
16609 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16610 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16611 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16612 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16613 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16614 ipa_free_all_edge_args
16615 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16616 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16617 (ipa_create_methodlist_node): Removed.
16618 (ipa_methodlist_method): Removed.
16619 (ipa_methodlist_method_set): Removed.
16620 (ipa_methodlist_next_method): Removed.
16621 (ipa_methodlist_next_method_set): Removed.
16622 (ipa_method_is_modified): Removed.
16623 (ipa_method_modify_create): Removed.
16624 (ipa_method_modify_init): Temporary variable info instead of a few
16626 (ipa_detect_param_modifications): Temporary variable info instead of
16627 a few dereferences.
16628 (ipa_compute_jump_functions): Temporary variable info instead of
16629 a few dereferences.
16630 (ipa_method_modify_set): Removed.
16631 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16632 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16633 than craph_node as the first parameter.
16634 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16635 (ipa_method_modify_init): Removed.
16636 (ipa_compute_jump_functions): Added a temp variable instead of
16637 repeatadly dereferencing the cgraph_edge.aux pointer
16638 (ipa_callsite_param_set_type): Removed.
16639 (ipa_compute_jump_functions): i renamed to index and moved to
16641 (ipa_callsite_param_set_info_type_formal): Removed.
16642 (ipa_callsite_param_set_info_type): Removed.
16643 (ipa_callsite_param_map_create): Removed.
16644 (ipa_callsite_tree): Removed.
16645 (ipa_callsite_caller): Removed.
16646 (ipa_pop_func_from_list): return_method removed to return_func
16648 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16649 prefixed all values with IPA_. Changed all users.
16650 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16651 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16652 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16653 (union parameter_info): Renamed to jump_func_value.
16654 (union jump_func_value): Renamed value to constant
16655 (struct ipa_jump_func): Renamed info_type to value
16656 (struct ipa_node): Renamed to ipa_node_params
16657 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16658 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16659 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16660 (struct ipa_edge): Renamed to ipa_edge_args
16661 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16662 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16663 (struct ipa_methodlist): Renamed to ipa_func_list
16664 (struct ipa_func_list): method_p renamed to node, next_method
16666 (ipa_methodlist_p): Removed, switched all users to struct pointer
16667 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16669 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16671 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16672 (rs6000_emit_epilogue): Use backchain to restore only when we
16673 have a large frame. Make use of frame pointer to restore if we
16674 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16676 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16678 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16679 Add mode to zero_extract.
16680 (sign bit tests peepholes): (Ditto.).
16682 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16684 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16685 Instructions in comments with SSE3.
16686 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16687 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16688 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16689 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16690 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16691 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16692 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16693 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16694 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16695 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16696 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16697 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16698 (bdesc_sse_args): Renamed to ...
16699 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16700 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16701 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16702 IX86_BUILTIN_FABSQ.
16703 (bdesc_1arg): Moved to ...
16704 (bdesc_args): Here.
16705 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16706 Instructions in comments with SSE3.
16707 (ix86_expand_sse_operands_builtin): Renamed to ...
16708 (ix86_expand_args_builtin): This. Updated.
16709 (ix86_expand_unop1_builtin): Update comments.
16710 (ix86_expand_builtin): Updated.
16712 2008-04-29 Richard Guenther <rguenther@suse.de>
16714 PR tree-optimization/36078
16715 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16716 Update virtual SSA form after cleaning up the CFG.
16718 2008-04-29 Richard Guenther <rguenther@suse.de>
16720 PR middle-end/15255
16721 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16723 2008-04-29 Richard Guenther <rguenther@suse.de>
16725 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16726 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16727 (compute_flow_insensitive_aliasing): Do not treat
16728 PTR_IS_REF_ALL pointers special.
16729 (get_smt_for): Likewise.
16730 (may_alias_p): Re-structure.
16731 (is_escape_site): A ref-all pointer conversion is not an escape site.
16732 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16733 PTR_IS_REF_ALL pointers special.
16734 * tree-ssa-structalias.h (struct alias_info): Remove
16735 ref_all_symbol_mem_tag field.
16736 (PTR_IS_REF_ALL): Remove.
16738 2008-04-29 Richard Guenther <rguenther@suse.de>
16740 PR middle-end/36077
16741 * fold-const.c (extract_muldiv_1): In combining division constants
16742 make sure to never overflow.
16744 2008-04-29 Nick Clifton <nickc@redhat.com>
16746 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16748 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16751 * optc-gen.awk: Work around HP-UX/IA awk bug.
16753 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16755 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16758 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16761 * config/i386/i386.md
16762 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16763 Change operand 1 predicate to nonimmediate_operand.
16765 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16768 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16770 * gengtype.c (walk_type, write_func_for_structure): Handle
16772 * doc/gty.texi: Document chain_circular.
16774 2008-04-28 Richard Guenther <rguenther@suse.de>
16776 PR tree-optimization/36066
16777 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16780 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16783 * config/i386/i386.md
16784 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16785 Use match_scratch instead of match_operand for operands 3 and 4.
16787 2008-04-27 Richard Guenther <rguenther@suse.de>
16789 PR tree-optimization/18754
16790 PR tree-optimization/34223
16791 * tree-pass.h (pass_complete_unrolli): Declare.
16792 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16793 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16794 Rewrite loop into loop closed SSA form if it is not already.
16795 (tree_unroll_loops_completely): Re-structure to iterate over
16796 innermost loops with intermediate CFG cleanups.
16797 Unroll outermost loops only if requested or the code does not grow
16799 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16800 loops are available.
16801 (tree_vectorize): Instead do so here.
16802 (tree_complete_unroll): Also unroll outermost loops.
16803 (tree_complete_unroll_inner): New function.
16804 (gate_tree_complete_unroll_inner): Likewise.
16805 (pass_complete_unrolli): New pass.
16806 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16807 uses outside of the loop.
16808 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16809 form if it is available.
16810 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16811 * passes.c (init_optimization_passes): Schedule complete inner
16812 loop unrolling pass before the first CCP pass after final inlining.
16814 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16816 * targhooks.h (default_emutls_var_fields,
16817 default_emutls_var_init): Declare.
16818 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16819 * target.h (struct gcc_target): Add struct emutls member.
16820 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16821 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16822 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16823 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16824 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16825 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16826 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16827 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16828 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16829 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16830 emit debug information.
16831 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16832 * varasm.c: Include targhooks.h.
16833 (emutls_object_section, emutls_tmpl_section): New.
16834 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16835 (EMUTLS_SEPARATOR): New.
16836 (prefix_name): New.
16837 (get_emutls_object_name): New.
16838 (default_emutls_var_fields): New, broken out of ...
16839 (get_emutls_object_type): ... here. Adjust to use target hooks.
16840 (get_emutls_init_templ_addr): Adjust to use target hooks.
16841 (emutls_decl): Adjust to use target hooks.
16842 (emutls_finish): Likewise.
16843 (default_emutls_var_init): New, broken out of ...
16844 (assemble_variable): ... here. Adjust to use target hooks.
16845 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16846 SECCAT_EMUTLS_TMPL.
16847 * c-common.c (handle_section_attribute): Prevent overriding
16848 sections for emulated tls with special sections.
16849 * config/i386/i386.c (x86_64_elf_select_section): Add
16850 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16851 (x86_64_elf_unique_section): Likewise.
16852 * config/vxworks.c: Include tree.h.
16853 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16854 (vxworks_override_options): Set TLS scheme.
16855 * doc/tm.texi (Emulated TLS): New node.
16857 2008-04-26 Simon Baldwin <simonb@google.com>
16860 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16861 with propagated string constants.
16863 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16865 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16866 constraint for operand 2 when operand 0 is memory operand.
16867 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16868 operand 0 is memory operand.
16869 (fix_trunc<mode>_i387_with_temp): Ditto.
16870 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16871 operand 2 when operand 1 is memory operand.
16872 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16873 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16874 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16875 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16876 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16877 operands 2,3 and 4 when operand 1 is memory operand.
16878 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16880 (fistdi2_floor_with_temp): Ditto.
16881 (fist<mode>2_floor_with_temp): Ditto.
16882 (fistdi2_ceil_with_temp): Ditto.
16883 (fist<mode>2_ceil_with_temp): Ditto.
16884 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16886 2008-04-26 David Daney <ddaney@avtrex.com>
16888 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16890 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16891 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16892 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16893 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16894 (compare_and_swap_12): New insn.
16895 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16896 * config/mips/mips.c (mips_force_binary): New function.
16897 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16898 (mips_expand_compare_and_swap_12): New function.
16899 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16901 2008-04-25 Jan Hubicka <jh@suse.cz>
16904 * cfgexpand.c (pass_expand): Turn into RTL pass.
16905 * passes.c (execute_one_pass): Do pass typechecking after execution.
16906 * tree-pass.h (pass_expand): Turn into RTL pass.
16908 * function.h (struct rtl_data): Move here fields
16909 accesses_prior_frames, calls_eh_return, saves_all_registers,
16910 has_nonlocal_goto, has_asm_statement, is_thunk,
16911 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16912 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16913 arg_pointer_save_area_init from struct function; turn into bool.
16914 (struct function): Move
16915 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16916 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16917 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16918 tail_call_emit, arg_pointer_save_area_init
16919 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16920 (current_function_returns_struct, current_function_returns_pcc_struct,
16921 current_function_calls_setjmp, current_function_calls_alloca,
16922 current_function_accesses_prior_frames,
16923 current_function_calls_eh_return, current_function_is_thunk,
16924 current_function_stdarg, current_function_profile,
16925 current_function_limit_stack, current_function_uses_pic_offset_table,
16926 current_function_uses_const_pool, current_function_has_nonlocal_label,
16927 current_function_saves_all_registers,
16928 current_function_has_nonlocal_goto,
16929 current_function_has_asm_statement): Remove accesor macros.
16930 * ra-conflict.c (global_conflicts): Update.
16931 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16932 (suitable_for_tail_call_opt_p): Update.
16933 * builtins.c (expand_builtin_return_addr): Update.
16934 (expand_builtin_setjmp_setup): Update.
16935 (expand_builtin_nonlocal_goto): Update.
16936 * final.c (final_start_function): Update.
16937 (profile_function): Update.
16938 (leaf_function_p): Update.
16939 (only_leaf_regs_used): Update.
16940 * df-scan.c (df_get_exit_block_use_set): Update.
16941 * dojump.c (clear_pending_stack_adjust): Update.
16942 * tree-stdarg.c (gate_optimize_stdarg): Update.
16943 * gimple-low.c (lower_function_body): Update.
16944 * global.c (compute_regsets): Update.
16945 (global_alloc): Update.
16946 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16947 * expr.c (expand_assignment): Update.
16948 * dse.c (dse_step0): Update.
16949 (dse_step1): Update.
16950 * c-decl.c (store_parm_decls): Update.
16951 * local-alloc.c (combine_regs): Update.
16952 (find_free_reg): Update.
16953 * function.c (assign_parms_augmented_arg_list): Update.
16954 (assign_parm_find_data_types): Update.
16955 (assign_parms): Update.
16956 (allocate_struct_function): Update.
16957 (expand_function_start): Update.
16958 (expand_function_end): Update.
16959 (get_arg_pointer_save_area): Update.
16960 (thread_prologue_and_epilogue_insns): Update.
16961 (rest_of_match_asm_constraints): Update.
16962 * stor-layout.c (variable_size): Update.
16963 * gcse.c (gcse_main): Update.
16964 (bypass_jumps): Update.
16965 * gimplify.c (gimplify_function_tree): Update.
16966 * calls.c (emit_call_1): Update.
16967 (expand_call): Update.
16968 * bt-load.c (compute_defs_uses_and_gen): Update.
16969 * except.c (sjlj_assign_call_site_values): Update.
16970 (sjlj_emit_function_enter): Update.
16971 (can_throw_external): Update.
16972 (set_nothrow_function_flags): Update.
16973 (expand_builtin_unwind_init): Update.
16974 (expand_eh_return): Update.
16975 (convert_to_eh_region_ranges): Update.
16976 (output_function_exception_table): Update.
16977 * emit-rtl.c (gen_tmp_stack_mem): Update.
16978 * cfgexpand.c (expand_used_vars): Update.
16979 (tree_expand_cfg): Update.
16980 * cfgcleanup.c (rest_of_handle_jump): Update.
16981 * explow.c (allocate_dynamic_stack_space): Update.
16982 * varasm.c (assemble_start_function): Update.
16983 (force_const_mem): Update.
16984 (mark_constant_pool): Update.
16985 * tree-optimize.c (tree_rest_of_compilation): Update.
16986 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16987 * tree-cfg.c (notice_special_calls): Update.
16988 (is_ctrl_altering_stmt): Update.
16989 (tree_can_make_abnormal_goto): Update.
16990 (tree_purge_dead_abnormal_call_edges): Update.
16991 * config/alpha/predicates.md: Update.
16992 * config/alpha/alpha.c (alpha_sa_mask): Update.
16993 (alpha_sa_size): Update.
16994 (alpha_does_function_need_gp): Update.
16995 (alpha_expand_prologue): Update.
16996 (alpha_start_function): Update.
16997 (alpha_output_function_end_prologue): Update.
16998 (alpha_expand_epilogue): Update.
16999 * config/frv/frv.c (frv_stack_info): Update.
17000 (frv_expand_epilogue): Update.
17001 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17002 (s390_register_info): Update.
17003 (s390_frame_info): Update.
17004 (s390_init_frame_layout): Update.
17005 (s390_can_eliminate): Update.
17006 (save_gprs): Update.
17007 * config/spu/spu.c (spu_split_immediate): Update.
17008 (need_to_save_reg): Update.
17009 (spu_expand_prologue): Update.
17010 (spu_expand_epilogue): Update.
17011 * config/sparc/sparc.md: Update.
17012 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17013 (sparc_tls_got): Update.
17014 (legitimize_pic_address): Update.
17015 (sparc_emit_call_insn): Update.
17016 (sparc_expand_prologue): Update.
17017 (output_return): Update.
17018 (print_operand): Update.
17019 (sparc_function_ok_for_sibcall): Update.
17020 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17021 * config/m32r/m32r.md: Update.
17022 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17023 (m32r_compute_frame_size): Update.
17024 (m32r_expand_prologue): Update.
17025 (m32r_expand_epilogue): Update.
17026 (m32r_legitimize_pic_address): Update.
17027 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17028 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17029 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17030 (gen_push): Update.
17031 (ix86_save_reg): Update.
17032 (ix86_compute_frame_layout): Update.
17033 (ix86_expand_prologue): Update.
17034 (ix86_expand_epilogue): Update.
17035 * config/sh/sh.c (output_stack_adjust): Update.
17036 (calc_live_regs): Update.
17037 (sh5_schedule_saves): Update.
17038 (sh_expand_prologue): Update.
17039 (sh_expand_epilogue): Update.
17040 (sh_setup_incoming_varargs): Update.
17041 (sh_allocate_initial_value): Update.
17042 (sh_get_pr_initial_val): Update.
17043 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17044 * config/sh/sh.md (label:): Update.
17045 * config/avr/avr.c (out_movhi_mr_r): Update.
17046 * config/crx/crx.h (enum): Update.
17047 * config/xtensa/xtensa.h (along): Update.
17048 * config/stormy16/stormy16.c Update.
17049 (xstormy16_compute_stack_layout): Update.
17050 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17051 (fr30_expand_prologue): Update.
17052 * config/cris/cris.c (cris_conditional_register_usage): Update.
17053 (cris_reg_saved_in_regsave_area): Update.
17054 (cris_initial_frame_pointer_offset): Update.
17055 (cris_simple_epilogue): Update.
17056 (cris_expand_prologue): Update.
17057 (cris_expand_epilogue): Update.
17058 (cris_expand_pic_call_address): Update.
17059 (cris_asm_output_symbol_ref): Update.
17060 (cris_asm_output_label_ref): Update.
17061 * config/cris/cris.md Update.
17062 * config/iq2000/iq2000.c (compute_frame_size): Update.
17063 (iq2000_expand_epilogue): Update.
17064 * config/mt/mt.h (save_direction): Update.
17065 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17066 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17067 (ia64_secondary_reload_class): Update.
17068 * config/m68k/m68k.c (m68k_save_reg): Update.
17069 (m68k_expand_prologue): Update.
17070 (m68k_expand_epilogue): Update.
17071 (legitimize_pic_address): Update.
17072 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17073 (first_reg_to_save): Update.
17074 (first_altivec_reg_to_save): Update.
17075 (compute_vrsave_mask): Update.
17076 (compute_save_world_info): Update.
17077 (rs6000_stack_info): Update.
17078 (spe_func_has_64bit_regs_p): Update.
17079 (rs6000_ra_ever_killed): Update.
17080 (rs6000_emit_eh_reg_restore): Update.
17081 (rs6000_emit_allocate_stack): Update.
17082 (rs6000_emit_prologue): Update.
17083 (rs6000_emit_epilogue): Update.
17084 (rs6000_output_function_epilogue): Update.
17085 (output_profile_hook): Update.
17086 (rs6000_elf_declare_function_name): Update.
17087 * config/rs6000/rs6000.h (rs6000_args): Update.
17088 * config/rs6000/rs6000.md: Update.
17089 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17090 * config/arc/arc.c (arc_output_function_epilogue): Update.
17091 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17092 * config/darwin.c (machopic_function_base_name): Update.
17093 * config/score/score3.c (score3_compute_frame_size): Update.
17096 (score3_epilogue): Update.
17097 * config/score/score7.c (score7_compute_frame_size): Update.
17098 (score7_prologue): Update.
17099 (score7_epilogue): Update.
17100 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17101 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17102 * config/arm/arm.c (use_return_insn): Update.
17103 (require_pic_register): Update.
17104 (arm_load_pic_register): Update.
17105 (arm_compute_save_reg0_reg12_mask): Update.
17106 (arm_compute_save_reg_mask): Update.
17107 (thumb1_compute_save_reg_mask): Update.
17108 (output_return_instruction): Update.
17109 (arm_output_function_prologue): Update.
17110 (arm_output_epilogue): Update.
17111 (arm_get_frame_offsets): Update.
17112 (arm_expand_prologue): Update.
17113 (thumb_pushpop): Update.
17114 (thumb_exit): Update.
17115 (thumb1_expand_prologue): Update.
17116 (thumb1_expand_epilogue): Update.
17117 (arm_unwind_emit): Update.
17118 (arm_output_fn_unwind): Update.
17119 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17120 * config/arm/arm.md: Update.
17121 * config/pa/pa.md: Update.
17122 * config/pa/pa.c (legitimize_pic_address): Update.
17123 (compute_frame_size): Update.
17124 (hppa_expand_prologue): Update.
17125 (hppa_expand_epilogue): Update.
17126 (borx_reg_operand): Update.
17127 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17128 (HARD_REGNO_RENAME_OK): Update.
17129 * config/mips/mips.c (mips_global_pointer): Update.
17130 (mips_save_reg_p): Update.
17131 (mips_compute_frame_info): Update.
17132 (mips_frame_pointer_required): Update.
17133 (mips_expand_prologue): Update.
17134 (mips_expand_epilogue): Update.
17135 (mips_can_use_return_insn): Update.
17136 (mips_reorg_process_insns): Update.
17137 * config/v850/v850.c (compute_register_save_size): Update.
17138 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17139 * config/mmix/mmix.c (along): Update.
17140 (mmix_expand_epilogue): Update.
17141 * config/bfin/bfin.c (legitimize_pic_address): Update.
17142 (must_save_p): Update.
17143 (stack_frame_needed_p): Update.
17144 (add_to_reg): Update.
17145 (bfin_expand_prologue): Update.
17146 * stmt.c (expand_asm_operands): Update.
17147 * reload1.c (reload): Update.
17148 (init_elim_table): Update.
17150 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17152 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17154 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17156 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17157 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17158 (mov<mode>): Removed.
17159 (*movv4sf_internal): Likewise.
17160 (*movv2df_internal): Likewise.
17162 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17164 * config.gcc (crx-*-elf): Remove deprecation.
17166 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17168 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17169 __gcc_deregister_frame with atexit.
17170 (deregister_frame_dtor): Remove.
17172 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17173 Nathan Sidwell <nathan@codesourcery.com>
17175 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17177 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17178 (rs6000_isel): Likewise.
17179 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17180 (rs6000_isel): New variable.
17181 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17183 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17186 * c-common.c (handle_vector_size_attribute): Call
17187 lang_hooks.types.reconstruct_complex_type instead of
17188 reconstruct_complex_type.
17189 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17190 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17191 * langhooks.h (struct lang_hooks_for_types): Add
17192 reconstruct_complex_type hook.
17193 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17194 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17196 2008-04-24 Richard Guenther <rguenther@suse.de>
17198 * c-common.h (check_builtin_function_arguments): Declare.
17199 * c-common.c (validate_nargs): New function.
17200 (check_builtin_function_arguments): Likewise.
17201 * c-typeck.c (build_function_call): Call
17202 check_builtin_function_arguments.
17203 * builtins.c (fold_builtin_classify): Remove error reporting code.
17204 (fold_builtin_unordered_cmp): Likewise.
17205 (fold_builtin_1): Likewise.
17206 (fold_builtin_n): Likewise.
17208 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17210 PR tree-optimization/36008
17211 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17212 the original op1, rather than delta by step.
17214 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17215 Sebastian Pop <sebastian.pop@amd.com>
17217 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17218 eliminate_local_variables_stmt, eliminate_local_variables,
17219 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17220 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17221 of code delimited by two edges in the CFG.
17222 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17223 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17224 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17225 the case of parallelisation of reductions.
17226 (expr_invariant_in_region_p): New.
17228 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17229 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17231 2008-04-24 Ira Rosen <irar@il.ibm.com>
17232 Richard Guenther <rguenther@suse.de>
17234 PR tree-optimization/36034
17235 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17236 incapable of dealing with loads with gaps.
17238 2008-04-24 Rafael EspÃndola <espindola@google.com>
17240 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17241 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17242 vrp_evaluate_conditional.
17243 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17244 (vrp_evaluate_conditional): Split the cond argument.
17245 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17246 (simplify_stmt_for_jump_threading): Update call to
17247 vrp_evaluate_conditional.
17249 2008-04-24 Ira Rosen <irar@il.ibm.com>
17251 PR tree-optimization/35982
17252 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17253 interleaved data-refs are of the same type.
17255 2008-04-24 Danny Smith <dannysmith@users.net>
17257 * c-format.c (check_format_info_main): Use strncmp rather than a
17258 magic prefix to handle multichar length specs.
17259 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17260 Don't prefix "I64" and "I32" with '\0'.
17262 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17265 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17266 in registers for -m32 only if stdarg_p (fntype).
17268 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17270 PR rtl-optimization/36006
17271 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17272 temp to op0 in order to avoid invalid rtx sharing.
17274 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17276 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17277 check TREE_INVARIANT.
17278 * tree-gimple.c (is_gimple_address): New.
17279 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17280 * tree-gimple.h (is_gimple_address): New.
17281 * tree.h (decl_address_invariant_p): New.
17282 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17283 (build_string): Likewise.
17284 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17285 (tree_invariant_p_1): Likewise.
17286 (save_expr): Use it.
17287 (tree_invariant_p): New.
17288 (skip_simple_arithmetic): Use it.
17289 (stabilize_reference_1): Use it.
17290 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17292 (build1_stat): Drop code to compute TREE_INVARIANT.
17293 (build2_stat): Drop code to compute TREE_INVARIANT.
17294 (build3_stat): Drop code to compute TREE_INVARIANT.
17295 (build4_stat): Drop code to compute TREE_INVARIANT.
17296 (build5_stat): Drop code to compute TREE_INVARIANT.
17297 (build7_stat): Drop code to compute TREE_INVARIANT.
17298 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17299 * tree.h (struct tree_base): Remove invariant_flag.
17300 (TREE_INVARIANT): Remove.
17301 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17302 (fold_builtin_expect): Check TREE_CONSTANT.
17303 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17304 * c-tree.h (c_expr_to_decl): Drop third parameter.
17305 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17306 (build_c_cast): Don't set TREE_INVARIANT.
17307 (pop_init_level): Don't set TREE_INVARIANT.
17308 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17309 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17311 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17312 (gimplify_addr_expr): Adjust comment.
17313 * tree-mudflap.c (mf_build_string):
17314 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17315 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17316 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17317 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17318 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17319 * langhooks.h (struct lang_hooks): Drop third parameter from
17322 2008-04-23 Richard Guenther <rguenther@suse.de>
17324 PR tree-optimization/27799
17325 PR tree-optimization/32921
17326 PR tree-optimization/32624
17327 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17328 SMTs aliases and the tag itself into the solution.
17329 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17330 merge the points-to solution back into the SMT aliases.
17331 (may_alias_p): Use alias_set_subset_of instead of
17332 aliases_conflict_p. A pointer which points to
17333 memory with alias set zero may access any variable.
17335 2008-04-23 Richard Guenther <rguenther@suse.de>
17337 * alias.c (alias_set_subset_of): Correctly handle asking
17338 if zero is a subset of an alias set with zero child.
17339 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17340 (compute_flow_insensitive_aliasing): Correctly walk all
17341 pointers. Do not unnecessarily union sets.
17343 2008-04-23 Richard Guenther <rguenther@suse.de>
17345 PR middle-end/36021
17346 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17348 2008-04-22 Tomas Bily <tbily@suse.cz>
17350 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17352 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17354 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17355 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17356 * tree-inline.c (estimate_num_insns_1): Likewise.
17357 * varasm.c (const_hash_1, compare_constant, copy_constant)
17358 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17359 * emit-rtl.c (component_ref_for_mem_expr)
17360 (set_mem_attributes_minus_bitpos): Likewise.
17361 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17362 (is_aligning_offset): Likewise.
17363 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17364 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17365 * dojump.c (do_jump): Likewise.
17366 * builtins.c (get_pointer_alignment, get_memory_rtx)
17367 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17368 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17370 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17372 PR rtl-optimization/36017
17373 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17374 expanding the library call.
17376 2008-04-22 Ian Lance Taylor <iant@google.com>
17378 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17379 than size_in_bytes.
17381 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17383 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17384 of LR/CTR moves for Power6.
17386 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17388 PR middle-end/36003
17389 * passes.c (init_optimization_passes): Remove
17390 pass_fast_rtl_byte_dce.
17392 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17395 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17396 builtin functions to generate faster code.
17397 (_mm_cvtpu16_ps): Ditto.
17398 (_mm_cvtpi32x2_ps): Ditto.
17400 2008-04-22 Nick Clifton <nickc@redhat.com>
17402 * common.opt (ftree-loop-distribution): Add Optimization
17405 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17406 (frv_expand_builtin_va_start): Likewise.
17408 * config/arm/arm.c (thumb_find_work_register): Fix location of
17409 argument register count.
17411 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17413 Support scheduling for ColdFire V1 and V3 microarchitecture.
17414 Improve scheduling of multiplication instructions.
17416 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17417 (mac): New instruction attribute.
17418 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17419 (m68k_sched_mac): New variable.
17420 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17421 Handle cfv1 and cfv3.
17422 (max_insn_size): New static variable.
17423 (struct _sched_ib): New type.
17424 (sched_ib): New static variable.
17425 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17426 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17427 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17429 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17430 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17431 new variables. Update.
17432 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17433 Add modeling of cfv3 instruction buffer. Update.
17434 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17435 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17436 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17437 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17438 a particular reservation applies to.
17439 (type2): Reorganize attribute values. Rename alu to alu_reg,
17440 alu_l to alu, move_l to omove. Join move to alu. Split mul
17441 to mul_l and mul_w.
17442 (cf_ib_*): Simplify description of instruction buffer.
17443 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17444 (cf_mem): Split into cf_mem1 and cf_mem2.
17445 (cf_v2_move_??): Rename to cfv12_alu_??.
17446 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17447 (cf_v2_mul_??): Remove reservations.
17448 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17449 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17450 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17452 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17453 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17454 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17455 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17456 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17457 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17458 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17459 expansions of the above reservations for instructions of sizes
17462 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17464 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17466 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17468 * coverage.c: Include tree-pass.h.
17469 (coverage_counter_alloc): Print da_file_name to the dump file.
17471 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17473 * sbitmap.c (sbitmap_range_empty_p): New function.
17474 * sbitmap.h (sbitmap_range_empty_p): New function.
17475 * bitmap.h: Now includes obstack.h.
17477 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17478 Kenneth Zadeck <zadeck@naturalbridge.com>
17480 * dbgcnt.def (ra_byte_scan): Added.
17481 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17482 when the last hit happens for a counter.
17483 * timevar.def (TV_DF_BYTE_LR): New variable.
17484 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17485 * passes.c (pass_fast_rtl_byte_dce): New pass.
17486 * fwprop.c (update_df): Added mode to call df_ref_create.
17487 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17488 DF_REF_EXTRACT_OFFSET.
17489 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17490 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17492 (df_ref_extract): Added mode field.
17493 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17494 DF_REF_EXTRACT_OFFSET.
17495 (DF_REF_EXTRACT_MODE): New macro.
17496 (df_byte_lr_bb_info): New structure.
17497 (df_print_byte_regset, df_compute_accessed_bytes,
17498 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17499 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17500 df_byte_lr_simulate_uses,
17501 df_byte_lr_simulate_artificial_refs_at_top,
17502 df_byte_lr_simulate_artificial_refs_at_end,
17503 df_compute_accessed_bytes): New function.
17504 (df_ref_create): Add parameter.
17505 (df_byte_lr_get_bb_info): New inline function.
17506 * df-scan.c (df_ref_record, df_uses_record,
17507 df_ref_create_structure): Added mode parameter.
17508 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17509 df_defs_record, df_uses_record, df_get_conditional_uses,
17510 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17511 df_entry_block_defs_collect, df_exit_block_uses_collect):
17512 Added mode parameter to calls to df_ref_record, df_uses_record,
17513 df_ref_create_structure.
17514 (df_ref_equal_p, df_ref_compare): Added test for modes.
17515 (df_ref_create_structure): Added code to set mode. Renamed
17516 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17517 DF_REF_EXTRACT_OFFSET.
17518 * df-core.c (df_print_byte_regset): New function.
17519 * df-byte-scan.c: New file.
17520 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17521 calls to BITMAP_FREE.
17522 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17523 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17524 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17525 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17526 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17527 df_byte_lr_local_compute, df_byte_lr_init,
17528 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17529 df_byte_lr_transfer_function, df_byte_lr_free,
17530 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17531 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17532 df_byte_lr_simulate_uses,
17533 df_byte_lr_simulate_artificial_refs_at_top,
17534 df_byte_lr_simulate_artificial_refs_at_end): New function.
17535 * dce.c (byte_dce_process_block): New function.
17536 (dce_process_block): au is now passed in rather than computed
17537 locally. Changed loops that look at artificial defs to not look
17538 for conditional or partial ones, because there never are any.
17539 (fast_dce): Now is able to drive byte_dce_process_block or
17540 dce_process_block depending on the kind of dce being done.
17541 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17542 (rest_of_handle_fast_byte_dce): New function.
17543 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17544 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17546 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17549 * gcc.h: Added fortran options that take arguments to
17550 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17553 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17555 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17556 scalarization if on the LHS and not a full access.
17558 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17560 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17562 2008-04-18 Rafael EspÃndola <espindola@google.com>
17564 * tree-vrp.c (find_case_label_index): Fix the binary search.
17565 (find_case_label_range): New.
17566 (vrp_visit_switch_stmt): Use find_case_label_range.
17567 (simplify_switch_using_ranges): Use find_case_label_range.
17569 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17571 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17572 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17574 2008-04-18 Tom Tromey <tromey@redhat.com>
17577 * doc/cpp.texi (Implementation-defined behavior): Mention
17580 2008-04-18 Ian Lance Taylor <iant@google.com>
17582 * fold-const.c (pointer_may_wrap_p): New static function.
17583 (fold_comparison): Add another test for pointer overflow. Use
17584 pointer_may_wrap_p to disable some false positives.
17586 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17588 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17589 (fname_as_string): Match updated cpp_interpret_string prototype.
17590 (fix_string_type): Support char16_t* and char32_t*.
17591 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17592 derivative) nodes. Register as builtin if C++0x.
17593 (c_parse_error): Support CPP_CHAR{16,32}.
17594 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17595 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17596 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17597 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17598 CTI_CHAR32_ARRAY_TYPE>: New elements.
17599 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17600 char32_type_node, signed_char32_type_node, char16_array_type_node,
17601 char32_array_type_node): New defines.
17602 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17603 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17604 (lex_string): Support CPP_STRING{16,32}, match updated
17605 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17606 (lex_charconst): Support CPP_CHAR{16,32}.
17607 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17608 and CPP_STRING{16,32}.
17610 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17613 * aclocal.m4: Regenerate.
17614 * configure: Regenerate.
17616 2008-04-18 Jan Hubicka <jh@suse.cz>
17618 * except.c (dw2_size_of_call_site_table,
17619 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17621 * cgraphbuild.c (build_cgraph_edges): Update.
17622 * tree-pass.h: Update comment.
17623 * final.c (leaf_function_p): Update.
17624 (leaf_renumber_regs): Update.
17625 (rest_of_clean_state): Update.
17626 * omp-low.c (expand_omp_parallel): Update.
17627 * ipa-reference.c (analyze_function): Update.
17628 * reorg.c (find_end_label): Update.
17629 (optimize_skip): Update.
17630 (fill_simple_delay_slots): Update.
17631 (fill_simple_delay_slots): Update.
17632 (make_return_insns): Update.
17633 (dbr_schedule): Update.
17634 * gimple-low.c (record_vars_into): Update.
17635 * cfgbuild.c (make_edges): Update.
17636 * function.c (assign_stack_local): Update.
17637 (assign_parm_adjust_stack_rtl): Update.
17638 (locate_and_pad_parm): Update.
17639 (allocate_struct_function): Do not initialize stack_alignment_needed
17640 and preferred_stack_boundary here.
17641 (stack_protect_prologue): Update.
17642 (stack_protect_epilogue): Update.
17643 (expand_function_start): Initialize stack_alignment_needed,
17644 preferred_stack_boundary and max_jumptable_ents.
17645 (expand_function_end): Update.
17646 (free_after_compilation): Do not NULLify epilogue_delay_list.
17647 * function.h (struct rtl_data): Add stack_protect_guard,
17648 stack_alignment_needed,
17649 preferred_stack_boundary, epilogue_delay_list.
17650 (struct function): Remove value_histograms, stack_alignment_needed,
17651 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17653 unexpanded_var_list, stack_protect_guard.
17654 (current_function_epilogue_delay_list): Remove.
17655 * ipa-type-escape.c (analyze_function): Update.
17656 * gimplify.c (pop_gimplify_context): Update comment.
17657 * calls.c (expand_call): Update.
17658 (emit_library_call_value_1): Update.
17659 * except.c (set_nothrow_function_flags): Update.
17660 * cfgexpand.c (get_decl_align_unit): Update.
17661 (create_stack_guard): Update.
17662 (estimated_stack_frame_size): Update.
17663 (expand_used_vars): Update.
17664 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17665 * explow.c (allocate_dynamic_stack_space): Update.
17666 * tree-ssa-live.c (remove_unused_locals): Update.
17667 * varasm.c (mark_constant_pool): Update.
17668 * tree-inline.c (remap_decls): Update.
17669 (initialize_cfun): Update.
17670 (declare_return_variable): Update.
17671 (inline_forbidden_p): Update.
17672 (expand_call_inline): Update.
17673 (declare_inline_vars): Update.
17674 (tree_function_versioning): Update.
17675 * tree-flow.h (value_histograms): New.
17676 (VALUE_HISTOGRAMS): New macro.
17677 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17679 * tree-cfg.c (set_bb_for_stmt): Update.
17680 (replace_by_duplicate_decl): Update.
17681 (move_block_to_fn): Update.
17682 (new_label_mapper): Update.
17683 (dump_function_to_file): Update.
17684 * ipa-struct-reorg.c (build_data_structure): Update.
17685 * cfgrtl.c (print_rtl_with_bb): Update.
17686 * reload1.c (reload): Update.
17688 * config/i386/i386.c (setup_incoming_varargs_64,
17689 ix86_compute_frame_layout): Update.
17690 * config/arc/arc.c (arc_output_function_epilogue): Update.
17692 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17694 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17695 for FreeBSD as well.
17696 * gthr-posix95.h: Likewise.
17698 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17700 PR rtl-optimization/35838
17701 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17702 out the byte offset of the first subreg.
17704 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17706 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17707 to split_ti instead of three separate calls with single member arrays.
17708 (subti3 splitter): Ditto.
17709 (adddi3 splitter): Ditto with split_di.
17710 (subdi3 splitter): Ditto.
17711 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17712 two separate calls with single member arrays. Swap match_dup
17713 operands 1 and 2 to better fit into the array.
17714 (negdi2 splitter): Ditto with split_di.
17715 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17716 two separate calls with single member arrays. Swap match_dup operands
17717 6 and 7 to better fit into the array.
17719 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17721 * config/i386/i386.c (sse_builtin_type): New.
17722 (bdesc_sse_args): Likewise.
17723 (bdesc_sse_3arg): Removed.
17724 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17725 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17726 IX86_BUILTIN_ROUNDPS.
17727 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17728 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17729 IX86_BUILTIN_ROUNDPS.
17730 (ix86_expand_sse_4_operands_builtin): Removed.
17731 (ix86_expand_sse_operands_builtin): New.
17732 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17733 and CODE_FOR_sse4_1_roundps.
17734 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17735 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17737 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17740 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17741 regs before frame pop when needed. If use_backchain_to_restore_sp
17742 then load backchain into a temp reg to restore vr and vrsave. Add
17743 code to restore vr after frame pop if possible.
17745 2008-04-17 Richard Guenther <rguenther@suse.de>
17747 * tree-vn.c (expressions_equal_p): Do not check type
17748 equality or compatibility before calling operand_equal_p.
17749 * fold-const.c (operand_equal_p): Check equivalence of
17750 integer constants before bailing out due to signedness or
17751 precision differences.
17752 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17753 spurious differences in type qualification. Ignore types
17754 for COMPONENT_REFs at all.
17756 2008-04-17 Christian Bruel <christian.bruel@st.com>
17758 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17759 msw_skip comparison.
17761 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17764 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17767 PR tree-optimization/35899
17768 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17769 rather than TREE_OPERAND.
17771 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17774 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17775 temporary registers. Change operand predicate to general_operand.
17776 (remainderxf3): Ditto.
17778 2008-04-16 Richard Guenther <rguenther@suse.de>
17780 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17781 * tree-affine.c (aff_combination_expand): Look through some
17784 2008-04-15 Doug Kwan <dougkwan@google.com>
17786 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17788 * tree-pretty-print.c (dump_generic_node): Ditto.
17789 * final.c (output_addr_const): Ditto.
17790 * dwarf2out.c (output_cfi): Ditto.
17791 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17792 * print-rtl.c (print_rtx): Ditto.
17793 * print-tree.c (print_node_brief, print_node): Ditto.
17794 * c-common.c (match_case_to_enum_1): Ditto.
17795 * sched-vis.c (print_value): Ditto.
17796 * config/i386/i386.c (print_operand): Cast to long unsigned int
17799 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17800 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17801 MS Windows VirtualProtect function.
17803 2008-04-15 Jan Hubicka <jh@suse.cz>
17805 * gengtype.c (write_root): Param_is argument is OK.
17806 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17807 * function.h: Include varray.h
17808 (rtl_eh): New stucture based on except.c one.
17809 (call_site_record): New forward declaration and vector type.
17810 * calls.c (emit_call_1): Do not call
17811 note_current_region_may_contain_throw.
17812 * except.c (eh_status): Remove cur_region, try_region since they are
17814 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17815 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17816 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17817 Remove call_site_data_used, call_site_data_size.
17818 Turn call_site_record into vector in function.h.
17819 (note_current_region_may_contain_throw): Remove.
17820 (get_exception_pointer, get_exception_filter): Do not take struct
17821 function argument; update.
17822 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17823 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17824 build_post_landing_pads, dw2_build_landing_pads,
17825 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17826 sjlj_emit_function_enter, sjlj_emit_function_enter,
17827 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17828 sjlj_build_landing_pads, finish_eh_generation,
17829 remove_exception_handler_label, remove_eh_handler,
17830 maybe_remove_eh_handler, add_reachable_handler,
17831 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17832 add_action_record, collect_one_action_chain, add_call_site,
17833 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17834 sjlj_output_call_site_table, output_function_exception_table,
17835 * except.h (note_current_region_may_contain_throw): Remove
17836 (get_exception_pointer, get_exception_filter): Do not take struct
17838 * Makefile.in (GTFILES): Put varargs before struct function.
17840 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17842 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17843 punt for STRING_CST.
17844 (get_constraint_for): Deal with STRING_CST here instead.
17846 2008-04-15 Richard Guenther <rguenther@suse.de>
17848 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17849 statements in a basic-block with a backward walk. Do not
17850 substitute into dead statements but instead remove those.
17852 2008-04-15 Richard Guenther <rguenther@suse.de>
17854 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17855 to zero, thus disable creation of SFTs.
17857 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17859 * tree-predcom.c (suitable_reference_p): Return false if the
17860 reference can throw.
17862 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17865 * c-decl.c (finish_decl): If extern or static var has variable
17866 size, set TREE_TYPE (decl) to error_mark_node.
17868 2008-04-15 Rafael EspÃndola <espindola@google.com>
17870 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17873 2008-04-15 Richard Guenther <rguenther@suse.de>
17875 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17876 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17877 (visit_reference_op_load): Do walk vuse-vdef chains on
17878 vn_reference_lookup.
17879 (visit_reference_op_store): But do not here.
17880 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17881 vn_reference_lookup.
17882 (vn_lookup_with_vuses): But do so here.
17884 2008-04-14 Ian Lance Taylor <iant@google.com>
17886 * fold-const.c (fold_overflow_warning): Remove assertion.
17888 2008-04-15 Ben Elliston <bje@au.ibm.com>
17890 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17891 temp1 local variables.
17893 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17896 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17897 ".text.unlikely" section as executable.
17899 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17901 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17902 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17903 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17904 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17905 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17906 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17907 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17909 2008-04-14 Ian Lance Taylor <iant@google.com>
17911 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17912 * fold-const.c (fold_comparison): If appropriate, test
17913 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17914 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17915 reassociating a pointer type.
17916 * doc/invoke.texi (Optimize Options): Document that
17917 -fstrict-overflow applies to pointer wraparound.
17919 2008-04-13 Jan Hubicka <jh@suse.cz>
17921 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17923 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17925 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17926 we are going to "save the world".
17928 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17930 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17931 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17932 operand 0 constraint, not "=".
17934 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17936 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17938 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17940 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17941 of size of positions_needed * CHAR_BIT.
17943 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17945 PR middle-end/35897
17946 * dse.c (store_info): Change positions_needed to unsigned
17948 (lowpart_bitmask): New.
17949 (record_store): Cast to unsigned HOST_WIDE_INT for
17950 positions_needed. Assert width <= size of positions_needed *
17951 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17952 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17953 lowpart_bitmask to set mask.
17955 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17957 * config/bfin/constraints.md: New file.
17958 * config/bfin/bfin.md: Include it.
17959 (adddi3): Use satisfies_constraint functions instead of the old macros.
17960 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17961 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17962 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17963 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17964 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17965 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17966 EXTRA_CONSTRAINT): Delete.
17967 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17968 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17970 * config/bfin/bfin.c: Include "tm-constrs.h".
17971 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17972 Use satisfies_constraint functions instead of the old macros.
17973 * doc/md.texi (Blackfin Constraints): Update file name reference.
17975 2008-04-11 Richard Guenther <rguenther@suse.de>
17977 PR tree-optimization/35869
17978 * tree-vrp.c (execute_vrp): Move switch statement update after
17979 jump threading. Schedule another cfg cleanup run.
17981 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17984 * attribs.c (decl_attributes): Return early on errorneous node.
17986 2008-04-10 Oleg Ryjkov <olegr@google.com>
17988 * tree.h (struct tree_base): Added a new flag default_def_flag.
17989 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17991 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17993 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17995 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17998 * pa.md: Define mode iterator P. Define mode attribute dwc.
17999 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18000 (icacheflush): Likewise.
18001 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18002 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18004 2008-04-11 Ben Elliston <bje@au.ibm.com>
18006 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18008 2008-04-10 Rafael EspÃndola <espindola@google.com>
18010 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18011 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18012 (extract_range_from_expr): The same.
18014 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18016 * config/mips/mips.md (GPR2): New mode iterator.
18017 (seq): Add comment.
18018 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18019 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18020 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18021 Rewrite these to take two modes, the mode of comparison and the
18022 mode of the destination.
18023 * config/mips/mips.c (mips_expand_scc): Instead of having
18024 paradoxical subreg as destination, expand "narrowing" scc if mode
18025 of comparison is SI and target is requested in DI mode.
18026 (mips_emit_int_order_test): Update comment. Make mode of
18027 comparison match CMP0 rather than TARGET. When creating inverse
18028 target use mode of TARGET.
18030 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18032 * gcov-dump.c (tag_summary): Only print summaries for the first
18033 GCOV_COUNTERS_SUMMABLE counters.
18035 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18037 * config/i386/i386.md (absneg): New code iterator.
18038 (absnegprefix): New code attribute.
18039 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18040 patterns using absneg code iterator.
18041 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18042 using absneg code iterator.
18043 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18044 *neg<mode>2 patterns using absneg code iterator.
18045 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18046 *negextendsfdf2 patterns using absneg code iterator.
18047 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18048 *negextendsfxf2 patterns using absneg code iterator.
18049 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18050 *negextendsfdf2 patterns using absneg code iterator.
18051 * config/i386/sse.md (<code><mode>2): Macroize expander from
18052 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18054 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18056 * config/s390/s390.h: Remove the remains of the recent search
18057 & replace action of current_function_outgoing_args_size.
18059 2008-04-10 Ira Rosen <irar@il.ibm.com>
18061 PR tree-optimization/35821
18062 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18063 NEW_STMT_LIST is not NULL.
18065 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18068 * toplev.c (process_options): Remove -ffunction-sections debugging
18071 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18073 PR middle-end/PR28690
18074 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18075 than gen_rtx_fmt_ee to perform more canonicalizations.
18077 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18080 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18082 2008-04-09 Richard Guenther <rguenther@suse.de>
18084 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18085 (dump_function_to_file): Dump function arguments with types.
18087 2008-04-08 Richard Guenther <rguenther@suse.de>
18089 * fold-const.c (fold_widened_comparison): Do not allow
18090 sign-changes that change the result.
18092 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18095 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18096 kinds of indirect references.
18098 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18100 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18101 GNU Fortran language string.
18103 2008-04-08 Rafael EspÃndola <espindola@google.com>
18105 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18106 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18107 * tree.h (tree_call_nonnegative_warnv_p): New.
18109 2008-04-08 Jan Hubicka <jh@suse.cz>
18111 * function.c (free_after_compilation): Clear out regno_reg_rtx
18114 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18117 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18119 PR middle-end/PR28690
18120 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18121 same precedence as REG_POINTER and MEM_POINTER operands.
18123 2008-04-08 Richard Guenther <rguenther@suse.de>
18125 PR middle-end/35834
18126 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18127 for adding index to base.
18129 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18131 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18132 (MINGW_ENABLE_EXECUTE_STACK): New.
18133 (IN_LIBGCC2): For libgcc include windows.h file for
18134 function declarations.
18136 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18138 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18139 and tem2 if tem1 is not a REG or MULT.
18141 2008-04-08 Jan Hubicka <jh@suse.cz>
18143 * function.h (incomming_args): Break out of struct function.
18144 (function_subsections): Break out of struct function.
18145 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18146 return_rtx and hard_reg_initial_vals from struct function.
18147 Kill inl_max_label_num.
18148 (current_function_pops_args, current_function_args_info,
18149 current_function_args_size, current_function_args_size,
18150 current_function_pretend_args_size,
18151 current_function_outgoing_args_size,
18152 current_function_internal_arg_pointer, current_function_return_rtx):
18153 Kill compatibility accestor macros.
18154 * builtins.c (expand_builtin_apply_args_1): Update.
18155 (expand_builtin_next_arg): Update.
18156 * df-scan.c (df_get_call_refs): Update.
18157 * dbxout.c (dbxout_function_end): Update.
18158 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18159 (output_line_info): Update.
18160 (secname_for_decl): Update.
18161 (dwarf2out_var_location): Update.
18162 * function.c (free_after_compilation): Update.
18163 (assign_parm_find_stack_rtl): Update.
18164 (assign_parms): Update.
18165 (expand_dummy_function_end): Update.
18166 (expand_function_end): Update.
18167 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18168 (expand_call): Update.
18169 (emit_library_call_value_1): Update.
18170 (store_one_arg): Update.
18171 * varasm.c (initialize_cold_section_name): Update.
18172 (unlikely_text_section): Update.
18173 (unlikely_text_section_p): Update.
18174 (assemble_start_function): Update.
18175 (assemble_end_function): Update.
18176 (default_section_type_flags): Update.
18177 (switch_to_section): Update.
18178 * integrate.c (set_decl_abstract_flags): Update.
18179 (get_hard_reg_initial_val): Update.
18180 (has_hard_reg_initial_val): Update.
18181 (allocate_initial_values): Update.
18182 * resource.c (init_resource_info): Update.
18183 * config/alpha/alpha.c (NUM_ARGS): Update.
18184 (direct_return): Update.
18185 (alpha_va_start): Update.
18186 (alpha_sa_size): Update.
18187 (alpha_initial_elimination_offset): Update.
18188 (alpha_expand_prologue): Update.
18189 (alpha_start_function): Update.
18190 (alpha_expand_epilogue): Update.
18191 (unicosmk_initial_elimination_offset):
18192 * config/alpha/alpha.md (call expander): Update.
18193 * config/s390/s390.c (s390_register_info): Update.
18194 (s390_register_info): Update.
18195 (s390_frame_info): Update.
18196 (s390_initial_elimination_offset): Update.
18197 (s390_build_builtin_va_list): Update.
18198 (s390_va_start): Update.
18199 * config/spu/spu.c (direct_return): Update.
18200 (spu_expand_prologue): Update.
18201 (spu_initial_elimination_offset): Update.
18202 (spu_build_builtin_va_list): Update.
18203 (spu_va_start): Update.
18204 * config/sparc/sparc.c (sparc_init_modes): Update.
18205 (sparc_compute_frame_size): Update.
18206 (function_value): Update.
18207 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18208 * config/i386/i386.md (return expander): Update.
18209 * config/i386/i386.c (ix86_va_start): Update.
18210 (ix86_can_use_return_insn_p): Update.
18211 (ix86_compute_frame_layout): Update.
18212 (ix86_expand_epilogue): Update.
18213 * config/sh/sh.c (output_stack_adjust): Update.
18214 (calc_live_regs): Update.
18215 (sh_expand_prologue): Update.
18216 (sh_builtin_saveregs): Update.
18217 (sh_va_start): Update.
18218 (initial_elimination_offset): Update.
18219 (sh_allocate_initial_value): Update.
18220 (sh_function_ok_for_sibcall): Update.
18221 (sh_get_pr_initial_val): Update.
18222 * config/sh/sh.md (return expander): Update.
18223 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18224 * config/crx/crx.c (crx_compute_frame): UPdate.
18225 (crx_initial_elimination_offset): UPdate.
18226 * config/xtensa/xtensa.c (compute_frame_size): Update
18227 (xtensa_builtin_saveregs): Update.
18228 (xtensa_va_start): Update.
18229 (order_regs_for_local_alloc): Update.
18230 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18231 (xstormy16_expand_builtin_va_start): Update.
18232 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18233 * config/m68hc11/m68hc11.md (return expanders): Update.
18234 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18235 (expand_epilogue): Update.
18236 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18237 (cris_simple_epilogue): Update.
18238 (cris_expand_prologue): Update.
18239 (cris_expand_epilogue): Update.
18240 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18241 (compute_frame_size): Update.
18242 * config/mt/mt.c (mt_compute_frame_size): Update.
18243 * config/mn10300/mn10300.c (expand_prologue): Update.
18244 (expand_epilogue): Update.
18245 (initial_offset): Update.
18246 (mn10300_builtin_saveregs):
18247 * config/mn10300/mn10300.md (return expander): Update.
18248 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18249 (ia64_initial_elimination_offset): Update.
18250 (ia64_initial_elimination_offset): Update.
18251 (ia64_expand_prologue): Update.
18252 * config/m68k/m68k.md (return expander): Update.
18253 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18254 (rs6000_stack_info): Update.
18255 * config/mcore/mcore.c (layout_mcore_frame): Update.
18256 (mcore_expand_prolog): Update.
18257 * config/arc/arc.c (arc_compute_frame_size): Update.
18258 * config/score/score3.c (score3_compute_frame_size): Update.
18259 * config/score/score7.c (score7_compute_frame_size): Update.
18260 * config/arm/arm.c (use_return_insn): Update.
18261 (thumb_find_work_register): Update.
18262 (arm_compute_save_reg_mask): Update.
18263 (arm_output_function_prologue): Update.
18264 (arm_output_epilogue): Update.
18265 (arm_size_return_regs): Update.
18266 (arm_get_frame_offsets): Update.
18267 (arm_expand_prologue): Update.
18268 (thumb_exit): Update.
18269 (thumb_unexpanded_epilogue): Update.
18270 (thumb1_output_function_prologue): Update.
18271 * config/pa/pa.md (return expander): Update.
18272 * config/pa/pa.c (compute_frame_size): Update.
18273 (hppa_builtin_saveregs): Update.
18274 * config/mips/mips.c (mips_va_start): Update.
18275 (mips16_build_function_stub): Update.
18276 (mips_compute_frame_info): Update.
18277 (mips_restore_gp): Update.
18278 (mips_output_function_prologue): Update.
18279 (mips_expand_prologue): Update.
18280 * config/v850/v850.c (compute_frame_size): Update.
18281 (expand_prologue): * config/mmix/mmix.c (along): update.
18282 (mmix_initial_elimination_offset): update.
18283 (mmix_reorg): update.
18284 (mmix_use_simple_return): update.
18285 (mmix_expand_prologue): update.
18286 (mmix_expand_epilogue): Update.
18287 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18288 (emit_link_insn): Update.
18290 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18292 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18293 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18295 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18298 2008-04-07 Jan Hubicka <jh@suse.cz>
18300 * function.h (rtl): Rename to x_rtl.
18301 (crtl): New define.
18302 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18303 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18304 used_temp_slots avail_temp_slots, temp_slot_level,
18305 nonlocal_goto_handler_labels): Update accesstors.
18306 (rtl): New global variable.
18307 (struct function): Move some fileds to rtl_data.
18308 (get_arg_pointer_save_area): Update prototype.
18309 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18310 get_arg_pointer_save_area.
18311 * expr.c (init_expr): Update
18312 * function.c (get_frame_size): Update
18313 (assign_stack_local): Update
18314 (expand_function_end): Update.
18315 (get_art_pointer_save_area): Update
18317 * emit-rtl.c (rtl): Declare.
18318 (regno_reg_rtx): Declare.
18319 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18321 (gen_reg_rtx): Update.
18322 * varasm.c (n_deferred_constatns): Update accestor.
18323 (init_varasm_status): Do not allocate varasm_status.
18324 (force_const_mem, get_pool_size, output_constant_pool): Update.
18325 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18326 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18327 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18328 * sparc/sparc.h (INIT_EXPANDERS): Update.
18329 * ia64/ia64.h (INIT_EXPANDERS): Update.
18331 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18333 * reload.c (push_secondary_reload): Add missing break to for loop.
18335 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18337 PR middle-end/PR28690
18338 * rtlanal.c: Update copyright years.
18339 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18340 as REG_POINTER and MEM_POINTER operands.
18341 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18342 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18343 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18344 * gcse.c: Update copyright years.
18345 (pre_delete): Call gen_reg_rtx_and_attrs.
18346 (hoist_code): Likewise.
18347 (build_store_vectors): Likewise.
18348 (delete_store): Likewise.
18349 * loop-invariant.c (move_invariant_reg): Likewise.
18350 Update copyright years.
18352 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18354 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18355 control string instead of quoted.
18357 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18359 * doc/rtl.texi: Rewrite of subreg section.
18361 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18364 * config/i386/i386.c (legitimize_pic_address): Add treating
18365 of dllimport SYM_REF's.
18366 (legitimize_dllimport_symbol): Add prototype.
18368 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18370 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18371 reference in constructor with non self-referential type.
18373 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18375 Removal of Return with Depressed Stack Pointer support
18376 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18377 (ECF_SP_DEPRESSED): Likewise.
18378 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18379 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18380 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18381 (expand_call): Do not test ECF_SP_DEPRESSED.
18382 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18383 * function.c (keep_stack_depressed): Delete.
18384 (handle_epilogue_set): Likewise.
18385 (update_epilogue_consts): Likewise.
18386 (emit_equiv_load): Likewise.
18387 (thread_prologue_and_epilogue_insns): Remove support for Return with
18388 Depressed Stack Pointer.
18389 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18391 2008-04-06 Richard Guenther <rguenther@suse.de>
18393 PR tree-optimization/35400
18394 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18395 information from SSA_NAMEs.
18397 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18399 * config/avr/avr.h (avr_mega_p): Remove declaration.
18400 (AVR_MEGA): Remove macro.
18401 * config/avr/avr.c (avr_mega_p): Remove variable.
18402 (avr_override_options): Remove inicializion of avr_mega_p.
18403 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18404 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18405 (avr_jump_mode): (Ditto.).
18406 (avr_output_progmem_section_asm_op): (Ditto.).
18407 (avr_asm_init_sections): (Ditto.).
18408 (avr_asm_init_sections): (Ditto.).
18409 (avr_rtx_costs): (Ditto.).
18410 * config/avr/avr.md: (Ditto.).
18411 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18414 2008-04-06 Richard Guenther <rguenther@suse.de>
18416 PR tree-optimization/35842
18417 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18418 is_gimple_invariant_address.
18420 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18422 * gcc.c (default_compilers): Sync Fortran extensions list with
18423 that in fortran/lang-specs.h.
18424 * doc/invoke.texi: Likewise.
18425 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18426 * dwarf2out.c (gen_compile_unit_die): Likewise.
18428 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18430 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18432 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18435 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18436 attribute is used for nested functions.
18438 2008-04-05 Jan Hubicka <jh@suse.cz>
18440 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18442 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18444 (dump_files): Update.
18445 (enable_rtl_dump_file): Do not accept letter argument.
18446 * tree-pass.h (dump_file_info): Remove letter argument.
18447 * toplev.c (decode_d_option): Update -da handling.
18448 * toplev.h (enable_rtl_dump_file): Update prototype.
18449 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18450 it out based on pass type.
18451 (register_dump_files_1): Likewise.
18452 (init_optimization_passes): Update register_one_dump_file calls.
18453 (execute_one_pass): Sanity check that IPA passes are called at IPA
18454 level and RTL passes at RTL level.
18455 (execute_pass_list): IPA pass can not be after or subpass of
18457 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18458 disallov RTL subpasses of IPA subpasses.
18460 2008-04-05 Ben Elliston <bje@au.ibm.com>
18462 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18463 builtins that return exactly once and do not throw. Cache call to
18466 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18468 PR rtl-optimization/34916
18469 PR middle-end/35519
18470 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18471 between instruction pairs.
18473 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18475 * doc/invoke.texi: Document -mbitops for SH.
18476 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18477 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18478 * config/sh/sh.c (print_operand): Add %t operand code.
18479 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18480 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18481 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18482 (extendqihi2): Likewise.
18483 (movqi_i): Likewise.
18484 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18485 (extv): Use bld instruction for SH2A if possible.
18487 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18488 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18489 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18490 (bset.b, bclr.b): Define peepholes.
18491 * config/sh/sh.opt (mbitops): New option.
18493 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18496 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18497 and view convert expression.
18499 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18502 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18504 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18506 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18508 * config/i386/cpuid.h (bit_AES): New.
18509 (bit_PCLMUL): Likewise.
18511 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18512 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18513 SSE2 if AES or PCLMUL is enabled.
18514 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18515 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18516 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18517 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18518 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18519 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18520 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18521 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18522 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18523 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18524 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18525 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18526 __builtin_ia32_aeskeygenassist128 and
18527 __builtin_ia32_pclmulqdq128.
18528 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18529 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18530 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18532 * config/i386/i386.h (TARGET_AES): New.
18533 (TARGET_PCLMUL): Likewise.
18534 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18536 * config/i386/i386.md (UNSPEC_AESENC): New.
18537 (UNSPEC_AESENCLAST): Likewise.
18538 (UNSPEC_AESDEC): Likewise.
18539 (UNSPEC_AESDECLAST): Likewise.
18540 (UNSPEC_AESIMC): Likewise.
18541 (UNSPEC_AESKEYGENASSIST): Likewise.
18542 (UNSPEC_PCLMUL): Likewise.
18544 * config/i386/i386.opt (maes): New.
18545 (mpclmul): Likewise.
18547 * config/i386/sse.md (aesenc): New pattern.
18548 (aesenclast): Likewise.
18549 (aesdec): Likewise.
18550 (aesdeclast): Likewise.
18551 (aesimc): Likewise.
18552 (aeskeygenassist): Likewise.
18553 (pclmulqdq): Likewise.
18555 * config/i386/wmmintrin.h: New.
18557 * doc/extend.texi: Document AES and PCLMUL built-in function.
18559 * doc/invoke.texi: Document -maes and -mpclmul.
18561 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18563 * function.c (free_after_parsing): Replace with
18564 cxx_push_function_context from C++ front-end.
18565 (allocate_struct_function): Don't call langhook.
18566 * langhooks.h (struct lang_hooks_for_functions): Delete.
18567 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18569 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18570 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18571 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18572 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18573 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18574 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18575 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18577 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18578 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18580 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18583 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18586 2008-04-04 Richard Guenther <rguenther@suse.de>
18588 PR middle-end/35823
18589 * fold-const.c (optimize_minmax_comparison): Use the correct
18590 type for the constant in the simplified comparison.
18592 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18594 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18595 Pass L2 size as "--param l2-cache-size" to the compiler.
18596 (decode_l2_cache): New function to decode L2 cache parameters using
18597 0x8000006 extended cpuid function.
18598 (detect_caches_amd): Determine parameters of L2 cache using
18599 decode_l2_caches function.
18600 (decode_caches_intel): Decode L2 cache parameters.
18601 (detect_caches_intel): Determine L2 cache parameters using
18602 decode_caches_intel and decode_l2_caches functions.
18604 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18606 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18607 secondary input reload for subword loads from the constant pool.
18609 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18612 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18613 constants of the appropriate size for runtime calculations.
18616 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18617 decimal-float literal constant zero.
18619 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18622 * c-parser.c (c_parser_omp_atomic): Call
18623 default_function_array_conversion on the RHS.
18625 PR middle-end/35818
18626 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18627 call is_variable_sized if decl has incomplete type.
18629 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18631 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18633 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18635 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18637 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18638 (sgt<u>): Merge sgt and sgtu into new expander.
18639 (sgt, sgtu): Remove expanders.
18640 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18641 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18642 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18643 *sgtu_<mode>_mips16 into new pattern.
18644 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18645 (sge<u>): Merge sge and sgeu into new expander.
18646 (sge, sgeu): Remove expanders.
18647 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18649 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18650 (slt<u>): Merge slt and sltu into new expander.
18651 (slt, sltu): Remove expanders.
18652 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18653 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18654 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18655 *sltu_<mode>_mips16 into new pattern.
18656 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18657 (sle<u>): Merge sle and sleu into new expander.
18658 (sle, sleu): Remove expanders.
18659 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18660 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18661 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18662 *sleu_<mode>_mips16 into new pattern.
18663 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18665 2008-04-03 Jan Hubicka <jh@suse.cz>
18667 PR tree-optimization/35795
18668 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18669 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18670 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18671 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18672 * score/score3.c (score3_output_mi_thunk): Likewise.
18673 * score/score7.c (score7_output_mi_thunk): Likewise.
18674 * mips/mips.c (mips_output_mi_thunk): Likewise.
18676 2008-04-03 Richard Guenther <rguenther@suse.de>
18678 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18679 conversions. Simplify code.
18681 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18683 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18685 2008-04-03 Tom Tromey <tromey@redhat.com>
18686 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18688 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18689 * config/bfin/t-bfin-linux (generated_files): Add
18690 linux-sysroot-suffix.h.
18691 * doc/install.texi (Prerequisites): Require make 3.80.
18692 * doc/sourcebuild.texi (Front End Directory): Document new
18694 * Makefile.in (generated_files): New variable.
18695 (ALL_HOST_OBJS): New variable.
18696 ($(ALL_HOST_OBJS)): New target.
18698 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18700 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18701 (remap_block): Call id->transform_lang_insert_block instead
18703 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18704 Set id.transform_lang_insert_block to NULL.
18705 (clone_body): Move to cp/optimize.c
18706 * tree-inline.h (struct copy_body_data): Change
18707 transform_lang_insert_block to function pointer.
18708 (copy_generic_body, copy_decl_no_change): Export.
18709 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18710 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18711 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18713 * c-tree.h (insert_block): Kill.
18714 * c-decl.c (insert_block): Kill.
18716 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18718 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18719 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18720 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18722 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18723 argument, call {push,pop}_function_context from here.
18724 * c-parser.c: Use c_{push,pop}_function_context.
18726 * function.c (push_function_context_to): Move meat ...
18727 (push_function_context): ... here. Simplify.
18728 * function.c (pop_function_context_from): Move meat ...
18729 (pop_function_context): ... here. Simplify.
18730 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18732 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18733 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18734 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18735 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18737 2008-04-03 Ben Elliston <bje@au.ibm.com>
18739 * expmed.c (extract_force_align_mem_bit_field): Remove.
18741 2008-04-03 Richard Guenther <rguenther@suse.de>
18743 PR middle-end/35800
18744 * expr.h (try_casesi): Adjust prototype.
18745 * expr.c (try_casesi): Take fallback label as extra parameter.
18746 Use that for gen_casesi if default_label is NULL.
18747 * stmt.c (expand_case): Pass fallback label to try_casesi,
18748 make sure to fill gaps with a fallback label if default_label
18751 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18754 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18756 2008-04-03 Ben Elliston <bje@au.ibm.com>
18758 * expmed.c (extract_split_bit_field): Remove if (0) code.
18759 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18760 (do_ds_constraint): Likewise.
18762 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18764 * doc/cppopts.texi (-dU): Document.
18765 * c-common.h (flag_dump_macros): Update comment.
18766 * c-opts.c (handle_OPT_d): Handle -dU.
18767 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18768 dump_queued_macros, cb_used_define, cb_used_undef): New.
18769 (init_pp_output): Handle -dU.
18770 (cb_line_change): Call dump_queued_macros.
18771 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18773 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18775 * config/avr/predicates.md (io_address_operand): New predicate.
18776 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18777 * config/avr/avr.c (avr_io_address_p): Remove function.
18778 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18779 'avr_io_address_p' function.
18780 (out_movhi_r_mr): (Ditto.).
18781 (out_movqi_mr_r): (Ditto.).
18782 (out_movhi_mr_r): (Ditto.).
18783 (avr_address_cost): (Ditto.).
18785 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18787 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18788 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18789 in 32bit mode when XMM registers are available to avoid store
18791 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18792 corresponding post-reload splitters.
18794 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18796 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18797 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18798 __builtin_ia32_roundss.
18799 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18800 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18801 __builtin_ia32_roundss.
18802 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18803 IX86_BUILTIN_SHUFPD here.
18805 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18807 * config/i386/i386.md (plogic): New.
18808 (plogicprefix): Likewise.
18810 * config/i386/mmx.md (mmx_<code><mode>3): New.
18811 (mmx_and<mode>3): Removed.
18812 (mmx_ior<mode>3): Likewise.
18813 (mmx_xor<mode>3): Likewise.
18815 * config/i386/sse.md (<code><mode>3): New.
18816 (*<code><mode>3): Likewise.
18817 (*<code><mode>3): Likewise.
18818 (<code><mode>3): Likewise.
18819 (*sse_<code><mode>3): Likewise.
18820 (*sse2_<code><mode>3): Likewise.
18821 (<code>tf3): Likewise.
18822 (*<code>tf3): Likewise.
18823 (and<mode>3): Likewise.
18824 (*and<mode>3): Likewise.
18825 (ior<mode>3): Removed.
18826 (*ior<mode>3): Likewise.
18827 (xor<mode>3): Likewise.
18828 (*xor<mode>3): Likewise.
18829 (*and<mode>3): Likewise.
18830 (*ior<mode>3): Likewise.
18831 (*xor<mode>3): Likewise.
18832 (and<mode>3): Likewise.
18833 (*sse_and<mode>3): Likewise.
18834 (*sse2_and<mode>3): Likewise.
18835 (andtf3): Likewise.
18836 (*andtf3): Likewise.
18837 (ior<mode>3): Likewise.
18838 (*sse_ior<mode>3): Likewise.
18839 (*sse2_ior<mode>3): Likewise.
18840 (iortf3): Likewise.
18841 (*iortf3): Likewise.
18842 (xor<mode>3): Likewise.
18843 (*sse_xor<mode>3): Likewise.
18844 (*sse2_xor<mode>3): Likewise.
18845 (xortf3): Likewise.
18846 (*xortf3): Likewise.
18848 2008-04-02 Richard Guenther <rguenther@suse.de>
18850 PR tree-optimization/14495
18851 PR tree-optimization/34793
18852 * tree-vrp.c (struct switch_update): New structure.
18853 (to_remove_edges, to_update_switch_stmts): New VECs.
18854 (simplify_switch_using_ranges): New function. Remove not taken
18855 case labels and edges.
18856 (simplify_stmt_using_ranges): Call it.
18857 (identify_jump_threads): Mark edges we have queued for removal
18858 so we don't thread them.
18859 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18861 * tree-cfg.c (group_case_labels): Deal with missing default label.
18862 (tree_verify_flow_info): Allow missing default label.
18863 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18864 (emit_case_nodes): Likewise.
18865 (expand_case): Do not rely on the default label to be present.
18866 * expr.c (try_casesi): Deal with NULL default_label.
18867 (do_tablejump): Likewise.
18869 2008-04-02 Richard Guenther <rguenther@suse.de>
18871 PR tree-optimization/14495
18872 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18873 SWITCH_EXPR here ...
18874 (vrp_visit_switch_stmt): ... but here (new function).
18875 (find_case_label_index): New helper function.
18876 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18878 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18880 * fwprop.c: Fix ISO-C99ism.
18882 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18885 * Makefile.in (objdir): Set it here.
18886 * configure.ac: Not here. Find dynamic linker characteristics.
18887 * exec-tool.in: Use them.
18888 * aclocal.m4: Regenerate.
18889 * configure: Regenerate.
18891 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18893 * expr.c (expand_var): Delete it.
18894 * expr.h (expand_var): Delete prototype.
18895 * function.c (expand_function_start): Use expand_decl instead.
18896 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18899 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18901 PR rtl-optimization/35542
18902 * fwprop.c (forward_propagate_and_simplify): Replace
18903 loc_reg_mentioned_in_p with reg_mentioned_p.
18905 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18907 PR rtl-optimization/35281
18908 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18909 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18910 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18911 (varying_mem_p): Move above propagate_rtx.
18912 (all_uses_available_at): Do not check MEMs.
18914 2008-04-02 Rafael EspÃndola <espindola@google.com>
18916 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18917 (register_edge_assert_for_2): Split the cond argument.
18918 (register_edge_assert_for_1): Adjust for the change in
18919 register_edge_assert_for_2.
18920 (register_edge_assert_for): Split the cond argument.
18921 (find_switch_asserts): Adjust for the change in
18922 register_edge_assert_for.
18924 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18926 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18927 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18928 offsets for 64-bit mingw.
18929 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18930 abi for x86_64-pc-mingw.
18932 2008-04-02 Richard Guenther <rguenther@suse.de>
18934 * tree-vrp.c (extract_range_from_assert): Make sure to not
18935 produce range min/max with TREE_OVERFOW set.
18936 If merging a anti-range and a range keep the anti-range if
18937 the range covers all values of the type.
18938 (register_edge_assert_for_2): Only allow sign-changing
18939 conversions in detecting canonical range checks. Also
18940 register an assert for the unsigned name if useful.
18942 PR tree-optimization/35787
18943 * tree-vrp.c (vrp_val_max): New function.
18944 (vrp_val_min): Likewise.
18945 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18946 (vrp_val_is_min): Likewise.
18947 (supports_overflow_infinity): Use vrp_val_{min,max}.
18948 (negative_overflow_infinity): Likewise.
18949 (positive_overflow_infinity): Likewise.
18950 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18951 (is_positive_overflow_infinity): Likewise.
18952 (is_overflow_infinity): Likewise.
18953 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18954 vrp_val_is_{min,max}.
18955 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18956 to ranges if possible. Avoid empty ranges.
18958 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18960 PR middle-end/35705
18961 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18962 the expression is a function address.
18964 2008-04-01 George Helffrich <george@gcc.gnu.org>
18966 PR fortran/35154, fortran/23057
18967 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18968 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18969 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18970 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18972 (dbxout_syms): Check for COMMON-based symbol and wrap in
18973 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18974 in bracket for efficiency.
18976 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18977 using DW_TAG_common_block + member offset.
18978 (add_pubname_string): New function.
18979 (dw_expand_expr): New function to find block name and offset for
18981 (common_check): New function to check whether symbol in Fortran COMMON.
18982 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18984 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18987 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18989 2008-04-02 Ben Elliston <bje@au.ibm.com>
18991 * config/v850/v850.md (casesi): Remove if (0) code.
18992 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18993 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18995 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18997 * config/i386/i386.md (rex64suffix): New mode attribute.
18998 (floathi<mode>2): Disable expander for SSE math.
18999 (*floathi<mode>2_1): New insn insn_and_split pattern.
19000 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19001 corresponding post-reload splitters.
19002 (*floathi<mode>2_i387): New macroized insn pattern.
19003 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19004 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19005 insn_and_split pattern.
19006 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19007 New macroized instruction patterns and corresponding post-reload
19009 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19010 and corresponding post-reload splitters.
19011 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19012 New macroized instruction patterns.
19013 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19014 macroized instruction patterns and corresponding post-reload splitters.
19015 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19016 corresponding post-reload splitters.
19017 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19018 New macroized instruction patterns.
19019 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19020 corresponding post-reload splitters.
19021 (*floatsi<mode>2_i387): New macroized instruction patterns.
19023 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19025 * config/i386/i386.md (smaxmin): New.
19026 (umaxmin): Likewise.
19027 (maxminiprefix): Likewise.
19028 (maxminfprefix): Likewise.
19029 (<code><mode>3): Likewise.
19030 (smin<mode>3): Removed.
19031 (smax<mode>3): Likewise.
19033 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19034 (mmx_<code>v4hi3): Likewise.
19035 (mmx_<code>v8qi3): Likewise.
19036 (mmx_smaxv2sf3): Removed.
19037 (mmx_sminv2sf3): Likewise.
19038 (mmx_umaxv8qi3): Likewise.
19039 (mmx_smaxv4hi3): Likewise.
19040 (mmx_uminv8qi3): Likewise.
19041 (mmx_sminv4hi3): Likewise.
19043 * config/i386/sse.md (<addsub><mode>3): New.
19044 (*<addsub><mode>3): Likewise.
19045 (<sse>_vm<addsub><mode>3): Likewise.
19046 (<maxmin><mode>3): Likewise.
19047 (*<maxmin><mode>3_finite): Likewise.
19048 (*<maxmin><mode>3): Likewise.
19049 (<sse>_vm<maxmin><mode>3): Likewise.
19050 (sse3_h<addsub>v4sf3): Likewise.
19051 (sse3_h<addsub>v2df3): Likewise.
19052 (<maxmin>v16qi3): Likewise.
19053 (*<maxmin>v16qi3): Likewise.
19054 (<maxmin>v8hi3): Likewise.
19055 (*<maxmin>v8hi3): Likewise.
19056 (*sse4_1_<maxmin><mode>3): Likewise.
19057 (*sse4_1_<maxmin><mode>3): Likewise.
19058 (add<mode>3): Removed.
19059 (*add<mode>3): Likewise.
19060 (<sse>_vmadd<mode>3): Likewise.
19061 (sub<mode>3): Likewise.
19062 (*sub<mode>3): Likewise.
19063 (<sse>_vmsub<mode>3): Likewise.
19064 (smin<mode>3): Likewise.
19065 (*smin<mode>3_finite): Likewise.
19066 (*smin<mode>3): Likewise.
19067 (<sse>_vmsmin<mode>3): Likewise.
19068 (smax<mode>3): Likewise.
19069 (*smax<mode>3_finite): Likewise.
19070 (*smax<mode>3): Likewise.
19071 (<sse>_vmsmax<mode>3): Likewise.
19072 (sse3_haddv4sf3): Likewise.
19073 (sse3_haddv2df3): Likewise.
19074 (sse3_hsubv4sf3): Likewise.
19075 (sse3_hsubv2df3): Likewise.
19076 (umaxv16qi3): Likewise.
19077 (*umaxv16qi3): Likewise.
19078 (smaxv8hi3): Likewise.
19079 (*smaxv8hi3): Likewise.
19080 (*sse4_1_smax<mode>3): Likewise.
19081 (*sse4_1_umax<mode>3): Likewise.
19082 (uminv16qi3): Likewise.
19083 (*uminv16qi3): Likewise.
19084 (sminv8hi3): Likewise.
19085 (*sminv8hi3): Likewise.
19086 (*sse4_1_smin<mode>3): Likewise.
19087 (*sse4_1_umin<mode>3): Likewise.
19089 2008-04-01 Rafael EspÃndola <espindola@google.com>
19091 * tree-cfg.c (verify_expr): remove in_phi.
19092 (verify_stmt): Don't call walk_tree with verify_expr. Use
19093 is_gimple_min_invariant instead of is_gimple_val.
19095 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19097 * doc/include/gpl_v3.texi: Update for manpage generation.
19098 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19100 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19101 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19102 gpl_v3.texi instead of gpl.texi.
19105 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19108 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19110 2008-04-01 Rafael EspÃndola <espindola@google.com>
19112 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19113 (extract_code_and_val_from_cond): Use
19114 extract_code_and_val_from_cond_with_ops.
19116 2008-04-01 Jan Hubicka <jh@suse.cz>
19118 * function.c (free_after_compilation): Free epilogue_delay_list.
19119 (prepare_function_start): Assert that previous compilation was freed.
19121 2008-04-01 Jan Hubicka <jh@suse.cz>
19122 Jim Wilson <wilson@tuliptree.org>
19123 Andreas Tobler <andreast@gcc.gnu.org>
19125 PR middle-end/35781
19126 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19127 rtl.emit instead cfun->emit.
19128 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19129 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19131 2008-04-01 Ben Elliston <bje@au.ibm.com>
19133 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19135 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19137 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19139 (fprofile-use): Add var flag_profile_use
19140 * coverage.c (coverage_begin_output): Do not open a gcno file for
19141 output only if -ftest-coverage is set.
19142 Do not add getpwd() to gcda file path.
19143 (build_gcov_info): Check the new flag
19144 flag_profile_datafile_relative_path.
19145 (coverage_init): Use profile_data_prefix.
19146 Read profile counter only if flag_profile_use is set.
19147 * opts.c (common_handle_option): New option fprofile-use=,
19148 fprofile-dir=, fprofile-generate=.
19149 * toplev.c (profile_data_prefix): New variable definition.
19150 * toplev.h (profile_data_prefix): New declaration.
19151 * doc/invoke.tex (Option Summary, Optimization Options):
19154 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19156 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19157 use tmp consistently.
19160 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19161 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19162 UNSPEC_FR_RECIP_APPROX_RES.
19163 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19165 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19168 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19170 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19172 PR middle-end/30186
19173 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19174 element of the vector via a pointer.
19176 2008-03-31 Ian Lance Taylor <iant@google.com>
19178 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19180 2008-03-31 Jan Hubicka <jh@suse.cz>
19182 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19183 get_arg_pointer_save_area.
19184 * expr.c (init_expr): Just clear out rtl.expr.
19185 * function.c (free_after_compilation): Clear out whole RTL structure.
19186 (get_func_frame_size): Merge into ...
19187 (get_frame_size): ... this one.
19188 (assign_stack_local_1): Merge into ...
19189 (assign_stack_local): ... this one.
19190 (expand_function_end): Update call of get_arg_pointer_save_area.
19191 (get_art_pointer_save_area): Remove cfun argument.
19192 * function.h (emit_status): regno_pointer_align does not need length
19193 attribute. Move x_regno_reg_rtx to ...
19194 (regno_reg_rtx): ... new global array.
19195 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19196 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19197 apply_args_value, forced_labels, stack_pointer_delta):
19199 (struct varasm_status): Move here from varasm.c
19200 (struct rtl_data): New. Move here some fields from struct function.
19201 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19202 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19203 used_temp_slots avail_temp_slots, temp_slot_level,
19204 nonlocal_goto_handler_labels): Update accesstors.
19205 (rtl): New global variable.
19206 (struct function): Move some fileds to rtl_data.
19207 (get_arg_pointer_save_area): Update prototype.
19208 * emit-rtl.c (rtl): Declare.
19209 (regno_reg_rtx): Declare.
19210 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19212 (gen_reg_rtx): Update.
19213 (init_virtual_regs): Do not tate emit_status argument.
19214 (init_emit): Do not allocate emit.
19215 * varasm.c (varasm_statuc): Move to function.h.
19216 (n_deferred_constatns): Update accestor.
19217 (init_varasm_status): Do not allocate varasm_status.
19218 (force_const_mem, get_pool_size, output_constant_pool): Update.
19219 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19220 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19222 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19224 PR rtl-optimization/35729
19225 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19228 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19231 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19232 load/store if memory is unaligned.
19233 (*movti_rex64): Likewise.
19235 * config/i386/predicates.md (misaligned_operand): New.
19237 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19240 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19243 2008-03-31 Jan Beulich <jbeulich@novell.com>
19245 * config/ia64/constraints.md: Add 'j' constraint.
19246 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19247 (movdi_internal): Likewise.
19249 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19252 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19254 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19257 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19258 proper error message for the third argument on blendpd and
19261 * config/i386/sse.md (blendbits): New.
19262 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19264 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19266 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19268 2008-03-30 Richard Guenther <rguenther@suse.de>
19270 PR middle-end/31023
19271 * fold-const.c (fold_sign_changed_comparison): Do leave
19272 conversions to base-types alone.
19274 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19276 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19277 the link register if one altivec register is be saved.
19279 2008-03-30 Ben Elliston <bje@au.ibm.com>
19281 * final.c (final_scan_insn): Remove if (0) code.
19283 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19285 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19287 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19289 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19290 of V4SFmode to ix86_binary_operator_ok.
19292 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19294 * config/i386/i386.c (override_options): Initialize
19295 ix86_veclib_handler to ix86_veclibabi_svml when
19296 -mveclibabi=svml is used.
19297 (ix86_veclibabi_svml): New function for SVML ABI style
19298 vectorization support.
19299 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19301 2008-03-28 Rafael EspÃndola <espindola@google.com>
19303 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19304 (tree_binary_nonnegative_warnv_p): Make it public.
19305 (tree_single_nonnegative_warnv_p): Make it public.
19306 (tree_invalid_nonnegative_warnv_p): Make it public.
19307 (tree_unary_nonzero_warnv_p): Make it public.
19308 (tree_binary_nonzero_warnv_p): Make it public
19309 (tree_single_nonzero_warnv_p): Make it public.
19310 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19311 (extract_range_from_binary_expr): Split the expr argument.
19312 (extract_range_from_unary_expr): Split the expr argument.
19313 (extract_range_from_comparison): Split the expr argument.
19314 (extract_range_from_expr): Use the new aux functions.
19315 (vrp_evaluate_conditional_warnv): Use
19316 vrp_evaluate_conditional_warnv_with_ops.
19317 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19318 (tree_binary_nonzero_warnv_p): Declare.
19319 (tree_single_nonzero_warnv_p): Declare.
19320 (tree_expr_nonzero_warnv_p): Declare.
19321 (tree_unary_nonnegative_warnv_p): Declare.
19322 (tree_binary_nonnegative_warnv_p): Declare.
19323 (tree_single_nonnegative_warnv_p): Declare.
19324 (tree_invalid_nonnegative_warnv_p): Declare.
19326 2008-03-28 Richard Guenther <rguenther@suse.de>
19328 PR tree-optimization/30317
19329 PR tree-optimization/30911
19330 PR tree-optimization/34793
19331 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19332 (struct assert_locus_d): New member EXPR.
19333 (register_new_assert_for): Add EXPR parameter to support
19334 ASSERT_EXPR <name, expr OP limit>.
19335 (register_edge_assert_for_1): Adjust callers.
19336 (find_assert_locations): Likewise.
19337 (process_assert_insertions_for): Build condition from expression.
19338 (extract_range_from_assert): Handle ASSERT_EXPRs
19339 of the form ASSERT_EXPR <name, expr OP limit>.
19340 (register_edge_assert_for_2): New helper registering
19341 asserts for comparisons. Recognize range tests of the form
19342 (unsigned)i - CST1 OP CST2.
19343 (register_edge_assert_for_1): Use it.
19344 (register_edge_assert_for): Likewise.
19345 (needs_overflow_infinity): Integer sub-types
19346 do not need overflow infinities.
19347 (vrp_val_is_max): The extreme values of integer sub-types
19348 are those of the base type.
19349 (vrp_val_is_min): Likewise.
19350 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19353 2008-03-28 Nick Clifton <nickc@redhat.com>
19356 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19357 Return GENERAL_REGS for stack adjustment reloads.
19359 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19362 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19363 const_vector when all the vectors are constant.
19365 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19367 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19369 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19370 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19372 (s<code>_sf): Use new scc_sf attribute for opcode names.
19374 2008-03-27 Tom Tromey <tromey@redhat.com>
19376 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19377 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19378 config/spu/t-spu-elf, config/i386/t-interix,
19379 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19380 config/i386/x-darwin, config/i386/x-mingw32,
19381 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19382 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19383 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19384 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19385 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19386 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19387 config/score/t-score-elf, config/arm/t-strongarm-pe,
19388 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19389 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19390 Revert automatic dependency patch.
19392 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19395 * config/i386/i386.c (ix86_function_arg_boundary): Align
19396 decimal floating point to its natural boundary.
19398 2008-03-27 Richard Guenther <rguenther@suse.de>
19400 PR middle-end/35716
19401 * fold-const.c (fold_comparison): Restrict distinct decl
19402 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19403 solely rely on operand_equal_p.
19405 2008-03-27 Richard Guenther <rguenther@suse.de>
19408 * c-common.c (handle_weak_attribute): Reject combination of
19411 2008-03-27 Richard Guenther <rguenther@suse.de>
19413 PR tree-optimization/32810
19414 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19415 conversions from DECL_INITIAL.
19416 (fold_const_aggregate_ref): Likewise from constructor elements.
19418 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19420 * tree-affine.h (aff_combination_expand): Declare.
19421 (get_inner_reference_aff): Likewise.
19422 * tree-affine.c (aff_combination_expand): Split out from
19423 tree_to_aff_combination_expand.
19424 (get_inner_reference_aff): New function.
19425 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19426 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19427 (struct lim_aux_data): sm_done field removed.
19428 (mem_ref_loc_p, mem_ref_locs_p): New types.
19429 (struct mem_ref): Added id, stored, accesses_in_loop,
19430 indep_loop, dep_loop, indep_ref, dep_ref fields.
19431 Removed is_stored, locs and next fields.
19432 (memory_accesses): New variable.
19433 (movement_possibility): Do not allow moving statements
19434 that store to memory.
19435 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19437 (determine_max_movement): For statements with memory references,
19438 find the outermost loop in that the reference is independent.
19439 (move_computations_stmt): Mark the virtual operands for renaming.
19440 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19441 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19442 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19443 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19444 create_vop_ref_mapping, analyze_memory_references,
19445 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19446 get_all_locs_in_loop, ref_always_accessed_p,
19447 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19448 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19449 store_motion_loop, store_motion): New functions.
19450 (struct vop_to_refs_elt): New type.
19451 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19452 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19453 (schedule_sm): Replaced by...
19454 (execute_sm): ... this.
19455 (determine_lsm_ref, hoist_memory_references,
19456 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19457 find_more_ref_vops, free_mem_ref, free_mem_refs,
19458 determine_lsm_loop, determine_lsm): Removed.
19459 (tree_ssa_lim_finalize): Free data structures used by store motion.
19460 (tree_ssa_lim): Call analyze_memory_references. Use
19461 store_motion instead of determine_lsm.
19463 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19465 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19466 rename tmake_file to m68hc11/t-m68hc11.
19467 (mcore): Set inhibit_libc to true.
19468 * config.host (alpha*-dec-*vms*): Set extra_programs.
19469 (interix3*): Don't use host_xmake_file.
19470 * configure.ac: Let config.gcc override inhibit_libc.
19471 * configure: Regenerate.
19473 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19474 * config/t-openbsd-thread: Remove commented out lines.
19476 * config/x-interix: Remove.
19478 * config/m68hc11/t-m68hc11-gas: Rename to...
19479 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19481 * config/mcore/t-mcore: Remove T_CFLAGS.
19482 * config/mcore/t-mcore-pe: Likewise.
19484 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19486 * configure.ac: Replace custom __GNU_SOURCE test with
19487 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19488 * aclocal.m4: Regenerate.
19489 * configure: Regenerate.
19490 * config.in: Regenerate.
19492 2008-03-27 Richard Guenther <rguenther@suse.de>
19494 * fold-const.c (target.h): Include.
19495 (fold_comparison): Fold comparison of addresses of decls
19496 that bind locally or of constants. Consolidate address folding code.
19497 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19498 results from fold_binary_to_constant.
19499 (compare_values_warnv): Likewise.
19501 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19503 PR middle-end/35429
19504 * fold-const.c (fold_truthop): Check for integeral types when folding
19505 a == 0 && b == 0 and a != 0 || b != 0 .
19507 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19509 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19511 2008-03-26 Andreas Schwab <schwab@suse.de>
19513 * doc/invoke.texi: Fix use of @item vs. @itemx.
19515 2008-03-26 Tom Tromey <tromey@redhat.com>
19517 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19518 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19519 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19520 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19521 build/genconstants.o, build/genemit.o, build/genextract.o,
19522 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19523 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19526 2008-03-26 Richard Guenther <rguenther@suse.de>
19529 2008-03-26 Richard Guenther <rguenther@suse.de>
19531 * fold-const.c (target.h): Include.
19532 (fold_comparison): Fold comparison of addresses of two decls
19533 that bind locally. Consolidate address folding code.
19535 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19537 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19538 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19539 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19540 dconstsqrt2, dconstthird, dconste and/or dconst10.
19541 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19542 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19543 dconstsqrt2, dconste): Delete.
19544 (init_emit_once): Likewise. Simplify initializing dconstm1.
19546 * real.c (get_real_const): New.
19547 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19548 dconstsqrt2, dconste): Delete.
19549 (real_value_const, get_real_const): New.
19551 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19553 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19555 * config/i386/i386.c (ix86_function_arg_boundary): Check
19556 BIGGEST_ALIGNMENT instead of 128.
19557 (setup_incoming_varargs_64): Likewise.
19559 2008-03-26 Tom Tromey <tromey@redhat.com>
19561 * Makefile.in (DEPFILES): Add missing '/'.
19563 2008-03-26 Richard Guenther <rguenther@suse.de>
19565 * fold-const.c (target.h): Include.
19566 (fold_comparison): Fold comparison of addresses of two decls
19567 that bind locally. Consolidate address folding code.
19569 2008-03-26 Nick Clifton <nickc@redhat.com>
19572 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19573 not allow INT+INT as a legitimate addressing mode.
19575 2008-03-26 Richard Guenther <rguenther@suse.de>
19577 * tree-flow.h (widen_bitfield): Remove declaration.
19578 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19579 (widen_bitfield): Remove function.
19580 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19583 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19586 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19589 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19591 PR rtl-optimization/35232
19592 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19593 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19594 reg_reloaded_call_part_clobbered here.
19595 (reload_regs_reach_end_p): New function.
19596 (reload_reg_rtx_for_input): New variable.
19597 (reload_reg_rtx_for_output): Likewise.
19598 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19599 when reassigning a pseudo register. Load reloadreg from
19600 reload_reg_rtx_for_input, moving the mode and register
19602 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19603 instead of the original when deciding whether an input reload
19604 would be a no-op or whether an output reload can be deleted.
19605 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19606 when setting up new_spill_reg_store. Load it from
19607 reload_reg_rtx_for_output, moving the mode and register
19609 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19610 instead of the original when deciding whether an output reload
19611 would be a no-op. Do the same when modifying insn notes.
19612 Use rtx_equal_p instead of == to compare the registers.
19613 (inherit_piecemeal_p): Take a mode and two register numbers
19615 (emit_reload_insns): Clear new_spill_reg_store for every hard
19616 register in the reload register. Remove spill registers
19617 from reg_reloaded_valid before considering whether to record
19618 inheritance information for them. Use reload_reg_rtx_for_output
19619 instead of reg_rtx when recording output reloads. Use
19620 reload_reg_rtx_for_input instead of reg_rtx when recording
19621 input reloads. Set or clear reg_reloaded_call_part_clobbered
19622 at the same time as setting reg_reloaded_valid.
19623 (delete_output_reload): Add a new_reload_reg parameter and use it
19624 instead of rld[j].reg_rtx.
19625 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19628 2008-03-25 Tom Tromey <tromey@redhat.com>
19630 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19631 (build/genattr.o): Likewise.
19632 (build/genattrtab.o): Likewise.
19633 (build/gencodes.o): Likewise.
19634 (build/genconfig.o): Likewise.
19635 (build/genconstants.o): Likewise.
19636 (build/genemit.o): Likewise.
19637 (build/genextract.o): Likewise.
19638 (build/genflags.o): Likewise.
19640 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19642 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19643 instead of size_int for integer types.
19644 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19645 to match type of MINUS_EXPR.
19647 2008-03-25 Tom Tromey <tromey@redhat.com>
19649 * configure: Rebuilt.
19650 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19653 2008-03-25 Tom Tromey <tromey@redhat.com>
19655 * config/x-solaris (host-solaris.o): Update.
19656 * config/x-linux (host-linux.o): Update.
19657 * config/x-hpux (host-hpux.o): Update.
19658 * config/x-darwin (host-darwin.o): Update.
19659 * config/v850/t-v850e (v850-c.o): Update.
19660 * config/v850/t-v850 (v850-c.o): Update.
19661 * config/t-vxworks (vxworks.o): Update.
19662 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19663 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19664 * config/spu/t-spu-elf (spu-c.o): Update.
19666 * config/sh/t-symbian (sh-c.o): Update.
19667 (symbian.o): Update.
19668 * config/sh/t-sh (sh-c.o): Update.
19669 * config/score/t-score-elf (score7.o, score3.o): Update.
19670 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19671 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19672 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19673 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19674 (rs6000.o): Remove.
19675 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19676 * config/m32c/t-m32c (m32c-pragma.o): Update.
19677 * config/ia64/t-ia64 (ia64-c.o): Update.
19678 * config/i386/x-mingw32 (host-mingw32.o): Update.
19679 * config/i386/x-i386 (driver-i386.o): Update.
19680 * config/i386/x-darwin (host-i386-darwin.o): Update.
19681 * config/i386/x-cygwin (host-cygwin.o): Update.
19682 * config/i386/t-nwld (nwld.o): Update.
19683 * config/i386/t-netware (netware.o): Update.
19684 * config/i386/t-interix (winnt.o): Update.
19685 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19686 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19687 msformat-c.o): Update.
19688 * config/bfin/t-bfin-linux (generated_files): Add
19689 linux-sysroot-suffix.h.
19690 * config/arm/t-wince-pe (pe.o): Update.
19691 * config/arm/t-strongarm-pe (pe.o): Update.
19692 * config/arm/t-pe (pe.o): Update.
19693 * config/arm/t-arm (arm-c.o): Update.
19694 * doc/install.texi (Prerequisites): Require make 3.80.
19695 * Makefile.in: Remove .o targets.
19696 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19697 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19698 (simple_generated_h, simple_generated_c): Move earlier.
19699 (generated_files): New variable.
19700 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19701 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19702 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19703 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19704 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19705 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19706 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19707 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19708 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19709 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19710 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19711 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19713 (COMPILE.base, COMPILE): New variables.
19714 (%.o): New pattern rule.
19715 (ALL_HOST_OBJS): New variable.
19716 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19717 (dummy-checksum.o, cc1-checksum.o): Remove.
19718 (DRIVER_SHLIB): New variable.
19719 (DRIVER_DEFINES): Use it.
19720 (gencondmd.c): Move out of build/.
19721 (s-conditions): Update.
19722 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19723 (ALL_BUILD_OBJS): Likewise.
19724 (build/%.o): Use BUILDCOMPILE.
19725 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19726 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19727 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19728 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19729 build/genconfig.o, build/genconstants.o, build/genemit.o,
19730 build/genextract.o, build/genflags.o, build/genmddeps.o,
19731 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19732 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19733 build/gen-protos.o, build/scan.o, build/fix-header.o,
19734 build/scan-decls.o): Simplify.
19735 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19736 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19737 prefix.o, toplev.o): Reduce to variable setting.
19738 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19739 ($(out_object_file), gcc-options.o): New targets.
19740 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19741 * configure: Rebuilt.
19742 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19743 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19745 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19747 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19748 complain when we hit an error, return ERROR_MARK_NODE.
19750 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19752 * config/sh/constraints.md (Pso, Psz): New constraints.
19753 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19754 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19756 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19758 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19759 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19761 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19763 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19764 (prefetch_sh2a): New.
19766 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19767 Naveen.H.S <naveen.hs@kpitcummins.com>
19769 * config/sh/constraints.md (I28): New constraint.
19770 * config/sh/sh.c (broken_move): Add support for movi20s.
19771 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19773 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19774 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19775 Naveen.H.S <naveen.hs@kpitcummins.com>
19777 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19778 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19779 (print_operand): Handle resbank in %@ operand code.
19780 (sh_encode_section_info): New.
19781 (push_regs): Add conditions for resbank.
19782 (sh_expand_epilogue): Likewise.
19783 (sh_insert_attributes): Likewise.
19784 (sh_attribute_table): Likewise.
19785 (sh_handle_resbank_handler_attribute): New.
19786 (sh2a_handle_function_vector_handler_attribute): New.
19787 (sh2a_is_function_vector_call): New.
19788 (sh2a_get_function_vector_number): New.
19789 (sh2a_function_vector_p): New.
19790 (sh_cfun_resbank_handler_p): New.
19791 * config/sh/sh.md (calli): Emit jsr/n if possible.
19792 (calli_tbr_rel): New.
19793 (calli_pcrel): Emit jsr/n if possible.
19794 (return_i): Emit rts/n if possible.
19795 (call_valuei_tbr_rel): New.
19796 (call_valuei_pcrel): Add condition for SH2A target.
19797 (call_value): Likewise.
19798 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19799 (sh2a_get_function_vector_number): Likewise.
19800 (sh2a_is_function_vector_call): Likewise.
19801 * doc/extend.texi: Document TBR relative addressing of SH2A.
19802 (resbank): Add description for SH2A.
19804 2008-03-24 Richard Guenther <rguenther@suse.de>
19807 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19808 pointer assignments change conversions according to middle-end rules.
19809 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19810 * configure.ac: Include type checking in yes.
19811 * configure: Regenerate.
19813 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19815 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19816 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19818 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19820 * gthr-vxworks.h (UNUSED): Define.
19822 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19824 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19826 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19828 * doc/extend.texi (Function Attributes): Add missing comma in the
19829 example of the "alloc_size" attribute.
19831 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19834 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19836 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19839 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19842 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19843 of the underlying type of a MS bitfield layout to the natural
19844 alignment of the type.
19846 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19848 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19849 to their natural alignment to avoid store forwarding stalls.
19851 2008-03-22 Richard Guenther <rguenther@suse.de>
19853 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19854 For PHI nodes verify the address is invariant.
19855 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19856 (get_symbol_constant_value): Use is_gimple_min_invariant.
19857 (maybe_fold_stmt_indirect): Likewise.
19859 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19861 PR rtl-optimization/33927
19862 * Makefile.in (dse.o): Depend on $(TM_P_H).
19863 * expr.h (extract_low_bits): Declare.
19864 * expmed.c (extract_low_bits): New function.
19865 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19866 * dse.c: Include tm_p.h.
19867 (find_shift_sequence): Remove the read_reg argument and return the
19868 read value. Emit the instructions instead of returning them.
19869 Iterate on new_mode rather than calculating it each time.
19870 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19871 source to NEW_MODE and extract_low_bits to convert the shifted
19872 value to READ_MODE.
19873 (replace_read): Allow the load and store to have different mode
19874 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19875 or extraction instructions before trying the replacement. Update
19876 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19878 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19880 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19881 to their natural alignment to avoid store forwarding stalls.
19883 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19886 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19887 encouraging but not allowing gprs for input;
19888 change the input constraint to !f#r.
19889 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19891 change the output constraint to !f#r.
19893 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19896 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19897 corresponding post-reload splitters.
19898 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19899 when x87 FP math is selected.
19900 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19901 New function prototype.
19902 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19903 unreachable function to ease macroization of insn patterns.
19905 2008-03-21 Martin Jambor <mjambor@suse.cz>
19907 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19908 reference dumps if ddr is NULL or dependence is unknown.
19910 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19912 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19913 unsigned extension into account.
19914 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19915 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19916 Do computations on a scratch register.
19918 2008-03-21 Richard Guenther <rguenther@suse.de>
19920 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19921 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19922 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19923 * tree-ssa-dom.c (record_equality): Likewise.
19924 * tree-inline.c (copy_body_r): Likewise.
19925 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19928 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19930 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19931 as 'delete_unused' argument.
19933 2008-03-20 Richard Guenther <rguenther@suse.de>
19935 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19936 special casing of constant qualifiers.
19937 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19938 care about them in general.
19939 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19940 regardless of their type.
19941 (fold_stmt_r): Forcefully fold *& if we end up with that.
19943 2008-03-20 Paul Brook <paul@codesourcery.com>
19945 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19946 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19948 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19950 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19951 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19953 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19955 * common.opt (Wmudflap): New option.
19956 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19957 (mx_register_decls): Likewise.
19958 (mudflap_finish_file): Likewise.
19959 * doc/invoke.texi: Document -Wno-mudflap.
19961 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19963 * c-format.c (replace_format_name_to_system_name): New.
19964 (cmp_attribs): New.
19965 (convert_format_name_to_system_name): New.
19966 (decode_format_attr): Add use of convert_format_name_to_system_name.
19967 (format_types_orig): Add gnu_ prefix to names.
19968 (check_format_info_main): Special treating of \0 escaped names for
19969 supporting multi-character format specifiers as I32, I64.
19970 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19971 (gnu_target_overrides_format_attributes): New.
19972 * c-format.h: Add structure target_ovr_attr to hold
19973 system specific formatter names.
19974 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19975 msformat-c.o file to c_target_objs and cxx_target_objs.
19976 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19977 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19978 (TARGET_N_FORMAT_TYPES): New.
19979 * config/i386/msformat-c.c: New.
19980 * config/i386/t-cygming: Add build rule for msformat-c.o.
19981 * doc/extend.texi: Add new format names gnu_* and ms_* and
19983 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19985 2008-03-20 Ira Rosen <irar@il.ibm.com>
19987 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19988 optimizations turned on under -O3.
19989 (ftree-vectorize): Add that the flag is turned on with -O3.
19991 2008-03-20 Ben Elliston <bje@au.ibm.com>
19993 * regmove.c (try_auto_increment): Fix spelling error in comment.
19994 * final.c (final_scan_insn): Likewise.
19996 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19999 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20000 allocator preferences for "y" and "r" class registers.
20001 ("*mov<mode>_internal"): Ditto.
20002 ("*movv2sf_internal_rex64"): Ditto.
20003 ("*movv2sf_internal"): Ditto.
20005 2008-03-19 Michael Matz <matz@suse.de>
20007 PR middle-end/35616
20008 * calls.c (expand_call): Check overlap of arguments with call
20009 address for sibcalls.
20011 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20014 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20015 of the underlying type of a MS bitfield layout to the natural
20016 alignment of the type.
20018 2008-03-19 Jan Hubicka <jh@suse.cz>
20021 * toplev.c (decode_d_option): Handle all CPP flags.
20022 * tree-vrp.c: Update tree_pass descriptors.
20023 * regrename.c: Update tree_pass descriptors.
20024 * fwprop.c: Update tree_pass descriptors.
20025 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20026 * tree-into-ssa.c: Update tree_pass descriptors.
20027 * tree-dump.c: Update tree_pass descriptors.
20028 * tree-complex.c: Update tree_pass descriptors.
20029 * tree-dump.h: Update tree_pass descriptors.
20030 * see.c: Update tree_pass descriptors.
20031 * cgraphbuild.c: Update tree_pass descriptors.
20032 * tracer.c: Update tree_pass descriptors.
20033 * tree-loop-distribution.c: Update tree_pass descriptors.
20034 * cgraph.c: Update tree_pass descriptors.
20035 * postreload-gcse.c: Update tree_pass descriptors.
20036 * postreload.c: Update tree_pass descriptors.
20037 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20038 * tree-tailcall.c: Update tree_pass descriptors.
20039 * tree-pass.h (tree_opt_pass): Rename to ...
20040 (opt_pass) ... this one; add "type" field and remove letter field.
20041 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20042 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20043 all_lowering_passes): Update declaration.
20044 * ipa-cp.c: Update tree_pass descriptors.
20045 * final.c: Update tree_pass descriptors.
20046 * omp-low.c: Update tree_pass descriptors.
20047 * tree-ssa-dse.c: Update tree_pass descriptors.
20048 * ipa-reference.c: Update tree_pass descriptors.
20049 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20050 * auto-inc-dec.c: Update tree_pass descriptors.
20051 * reorg.c: Update tree_pass descriptors.
20052 * cgraphunit.c: Update tree_pass descriptors.
20053 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20054 * tree-ssa-ccp.c: Update tree_pass descriptors.
20055 * df-core.c: Update tree_pass descriptors.
20056 * mode-switching.c: Update tree_pass descriptors.
20057 * tree-nomudflap.c: Update tree_pass descriptors.
20058 * modulo-sched.c: Update tree_pass descriptors.
20059 * ipa-pure-const.c: Update tree_pass descriptors.
20060 * cse.c: Update tree_pass descriptors.
20061 * web.c: Update tree_pass descriptors.
20062 * tree-stdarg.c: Update tree_pass descriptors.
20063 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20064 * tree-ssa-dom.c: Update tree_pass descriptors.
20065 * tree-nrv.c: Update tree_pass descriptors.
20066 * tree-ssa-alias.c: Update tree_pass descriptors.
20067 * loop-init.c: Update tree_pass descriptors.
20068 * gimple-low.c: Update tree_pass descriptors.
20069 * ipa-inline.c: Update tree_pass descriptors.
20070 * tree-ssa-sink.c: Update tree_pass descriptors.
20071 * global.c: Update tree_pass descriptors.
20072 * ifcvt.c: Update tree_pass descriptors.
20073 * jump.c: Update tree_pass descriptors.
20074 * predict.c: Update tree_pass descriptors.
20075 * tree-ssa-loop.c: Update tree_pass descriptors.
20076 * recog.c: Update tree_pass descriptors.
20077 * dse.c: Update tree_pass descriptors.
20078 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20079 * tree-eh.c: Update tree_pass descriptors.
20080 * regmove.c: Update tree_pass descriptors.
20082 * function.c: Update tree_pass descriptors.
20083 * tree-vectorizer.c: Update tree_pass descriptors.
20084 * gcse.c: Update tree_pass descriptors.
20085 * ipa-type-escape.c: Update tree_pass descriptors.
20086 * tree-if-conv.c: Update tree_pass descriptors.
20087 * init-regs.c: Update tree_pass descriptors.
20088 * ipa.c: Update tree_pass descriptors.
20089 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20090 * rtl-factoring.c: Update tree_pass descriptors.
20091 * lower-subreg.c: Update tree_pass descriptors.
20092 * bt-load.c: Update tree_pass descriptors.
20093 * tree-dfa.c: Update tree_pass descriptors.
20094 * except.c: Update tree_pass descriptors.
20095 * emit-rtl.c: Update tree_pass descriptors.
20096 * cfgexpand.c: Update tree_pass descriptors.
20097 * tree-cfgcleanup.c: Update tree_pass descriptors.
20098 * cfgcleanup.c: Update tree_pass descriptors.
20099 * tree-ssa-pre.c: Update tree_pass descriptors.
20100 * tree-sra.c: Update tree_pass descriptors.
20101 * tree-mudflap.c: Update tree_pass descriptors.
20102 * tree-ssa-copy.c: Update tree_pass descriptors.
20103 * cfglayout.c: Update tree_pass descriptors.
20104 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20105 * tree-ssa-dce.c: Update tree_pass descriptors.
20106 * tree-ssa.c: Update tree_pass descriptors.
20107 * regclass.c: Update tree_pass descriptors.
20108 * integrate.c: Update tree_pass descriptors.
20109 * tree-optimize.c: Update tree_pass descriptors.
20110 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20111 * tree-object-size.c: Update tree_pass descriptors.
20112 * combine.c: Update tree_pass descriptors.
20113 * tree-outof-ssa.c: Update tree_pass descriptors.
20114 * bb-reorder.c: Update tree_pass descriptors.
20115 * stack-ptr-mod.c: Update tree_pass descriptors.
20116 * var-tracking.c: Update tree_pass descriptors.
20117 * tree-profile.c: Update tree_pass descriptors.
20118 * tree-vect-generic.c: Update tree_pass descriptors.
20119 * reg-stack.c: Update tree_pass descriptors.
20120 * sched-rgn.c: Update tree_pass descriptors.
20121 * tree-ssa-structalias.c: Update tree_pass descriptors.
20122 * tree-cfg.c: Update tree_pass descriptors.
20123 * passes.c (current_pass): Update declaration.
20124 (finish_optimization_passes): Update.
20125 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20126 (register_one_dump_file, register_dump_files_1, next_pass_1):
20128 (init_optimization_passes): Update handling of new types.
20129 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20130 * ipa-struct-reorg.c: Update tree_pass descriptors.
20131 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20132 * combine-stack-adj.c: Update tree_pass descriptors.
20133 * cfgrtl.c: Update tree_pass descriptors.
20134 * dce.c: Update tree_pass descriptors.
20135 * tree-ssanames.c: Update tree_pass descriptors.
20137 2008-03-19 Richard Guenther <rguenther@suse.de>
20139 PR middle-end/35609
20140 * tree-ssa.c (walk_data): New structure.
20141 (warn_uninitialized_var): If not always_executed warn with "maybe"
20143 (execute_early_warn_uninitialized): Compute post-dominators.
20144 Initialize always_executed before processing each basic block.
20146 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20149 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20150 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20152 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20154 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20156 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20158 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20160 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20161 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20162 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20163 target after ignore has been set, and move there also the commputation
20164 of subtarget and original_target.
20165 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20166 (LANG_HOOKS_INITIALIZER): Remove it.
20167 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20169 2008-03-18 Richard Guenther <rguenther@suse.de>
20171 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20172 found an expression with constants, note that in the VN for the lhs.
20173 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20174 fold them to constants if possible. Run cleanup_cfg if done so.
20175 (execute_pre): Return todo.
20176 (do_pre): Likewise.
20177 (execute_fre): Likewise.
20178 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20180 (get_prop_source_stmt): Look through pointer conversions.
20182 2008-03-18 Jan Hubicka <jh@suse.cz>
20184 * tree-pretty-print.c: Include predict.h.
20185 (dump_generic_node): Dump predictor.
20186 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20187 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20188 * gimple-low.c (lower_stmt): Likewise.
20189 * expr.c (expand_expr_real): Likewise.
20190 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20192 (build_predict_expr, build_predict_expr): New.
20193 * predict.h (predictor_name, build_predict_expr): Update.
20194 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20195 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20196 * predict.def (PRED_CONTINUE): Update hitrate.
20197 * tree.def (PREDICT_EXPR): Define.
20198 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20199 do not handle BIND_EXPR.
20200 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20201 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20202 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20205 2008-03-18 Michael Matz <matz@suse.de>
20207 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20209 2008-03-18 Richard Guenther <rguenther@suse.de>
20211 * tree-gimple.h (is_gimple_invariant_address): Declare.
20212 (is_gimple_constant): Likewise.
20213 * tree-gimple.c (is_gimple_constant): New function.
20214 (is_gimple_invariant_address): Likewise.
20215 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20216 and is_gimple_invariant_address.
20217 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20219 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20220 an addressable base.
20222 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20224 PR middle-end/35611
20225 * gimplify.c (gimplify_expr): Gimplify second operand of
20228 2008-03-17 Richard Guenther <rguenther@suse.de>
20230 PR tree-optimization/19637
20231 * fold-const.c (fold_unary): Remove restrictions of removing
20232 intermediate pointer-conversions (P2)(P1)P0.
20233 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20234 conversion to void pointer.
20235 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20237 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20240 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20241 emulated thread local variables.
20243 2008-03-16 Richard Guenther <rguenther@suse.de>
20245 PR middle-end/35607
20246 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20247 expand TREE_INVARIANT operations that are not gimple invariant.
20249 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20251 * doc/extend.texi (Alignment): Say that the ABI controls
20252 the __alignof__ for non-strict-alignment targets rather
20253 than being a recommendation.
20255 2008-03-15 Paul Brook <paul@codesourcery.com>
20257 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20259 (arm_output_fn_unwind): Mark functions that can not be unwound.
20261 2008-03-15 Paul Brook <paul@codesourcery.com>
20263 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20264 extension instructions.
20266 2008-03-15 Richard Guenther <rguenther@suse.de>
20268 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20269 and fold constant aggregate refs.
20270 (fold_const_aggregate_ref): Handle string constants
20271 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20272 (evaluate_stmt): Simplify now that ccp_fold folds constant
20275 2008-03-15 Paul Brook <paul@codesourcery.com>
20277 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20278 (extzv): Use gen_extzv_t2.
20279 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20281 2008-03-15 Richard Guenther <rguenther@suse.de>
20283 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20284 (fold_const_aggregate_ref): Likewise.
20285 (get_value): Return NULL if we don't have any values.
20286 (ccp_finalize): Set const_val to NULL after freeing it.
20287 * tree-flow.h (get_symbol_constant_value): Declare.
20288 (fold_const_aggregate_ref): Likewise.
20289 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20291 2008-03-15 Richard Guenther <rguenther@suse.de>
20293 PR middle-end/35593
20294 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20295 to not produce negative array indices if not allowed. Add
20296 parameter to indicate that.
20297 (maybe_fold_offset_to_component_ref): Allow negative array
20298 indices only for the first member of a structure.
20299 (maybe_fold_offset_to_reference): Allow negative array indices.
20300 (maybe_fold_stmt_addition): Likewise.
20302 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20303 Anatoly Sokolov <aesok@post.ru>
20305 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20306 (avr_arch): Add ARCH_AVR6.
20307 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20308 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20309 instead of fixed value 2.
20310 (print_operand_address): Use gs() asm specifier instead of pm().
20311 (avr_assemble_integer): (Ditto.).
20312 (avr_output_addr_vec_elt): (Ditto.).
20313 (print_operand): Handle "!" code.
20314 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20315 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20316 (AVR_HAVE_EIJMP_EICALL): Define.
20317 (AVR_3_BYTE_PC): Redefine.
20318 (AVR_2_BYTE_PC): (Ditto.).
20319 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20320 (LINK_SPEC): Add atmega2560 and atmega2561.
20321 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20323 * config/avr/avr.md (call_insn): Use eicall instead of icall
20324 for 3 byte PC devices.
20325 (call_value_insn): (Ditto.).
20326 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20327 (indirect_jump): Use only for for 2 byte PC devices.
20328 (*tablejump): (Ditto.).
20329 (*indirect_jump_avr6): Add insn.
20330 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20331 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20332 instead of ijmp for 3 byte PC devices.
20333 (__tablejump2__): (Ditto.).
20334 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20335 (MULITLIB_DIRNAMES): (Ditto.).
20336 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20338 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20340 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20341 "sse2_umulsidi3". Use V1DI mode for operand 0.
20342 ("mmx_psadbw"): Use V1DI mode for operand 0.
20343 * config/i386/i386-modes.def (V1SI): New vector mode.
20344 * config/i386/i386.c (struct builtin_description)
20345 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20346 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20347 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20348 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20349 v1di_ftype_v8qi_v8qi type.
20350 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20352 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20353 __builtin_ia32_pmuludq]: Fix the mode of return value.
20355 2008-03-15 Richard Guenther <rguenther@suse.de>
20357 PR middle-end/35595
20358 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20361 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20363 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20364 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20365 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20366 unless TARGET_SERIALIZE_VOLATILE is enabled.
20367 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20368 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20369 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20371 2008-03-14 Richard Guenther <rguenther@suse.de>
20373 PR tree-optimization/34172
20374 * tree-flow.h (refs_may_alias_p): Declare.
20375 (get_single_def_stmt): Likewise.
20376 (get_single_def_stmt_from_phi): Likewise.
20377 (get_single_def_stmt_with_phi): Likewise.
20378 * tree-dfa.c (refs_may_alias_p): New function.
20379 (get_single_def_stmt): Likewise.
20380 (get_single_def_stmt_from_phi): Likewise.
20381 (get_single_def_stmt_with_phi): Likewise.
20382 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20383 (vn_reference_lookup_1): New helper function.
20384 (vn_reference_lookup): Walk the virtual use-def chain to
20385 continue searching for a match if the def does not alias the
20386 reference we are looking for.
20388 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20390 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20391 archive and Perzl. Update The Written Word listing.
20393 2008-03-14 Richard Guenther <rguenther@suse.de>
20395 PR tree-optimization/34043
20396 PR tree-optimization/33989
20397 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20399 (bitmap_find_leader): Use extra argument to verify dominance
20400 relationship inside a basic-block.
20401 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20402 (find_leader_in_sets): Adjust.
20403 (create_component_ref_by_pieces): Take extra argument for
20404 dominance check, handle lookup failures.
20405 (find_or_generate_expression): Likewise.
20406 (create_expression_by_pieces): Likewise.
20407 (insert_into_preds_of_block): Adjust.
20408 (create_value_expr_from): If asked for, verify all operands
20409 are in the blocks AVAIL_OUT set.
20410 (make_values_for_stmt): Check for SSA_NAMEs that are life
20411 over an abnormal edge.
20412 (compute_avail): Remove such check.
20413 (do_SCCVN_insertion): New function.
20414 (eliminate): If we do not find a leader suitable for replacement
20415 insert a replacement expression from SCCVN if available.
20416 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20417 (struct vn_ssa_aux): Add needs_insertion flag.
20418 * tree-ssa-sccvn.c (may_insert): New global flag.
20419 (copy_reference_ops_from_ref): Value-number union member access
20420 based on its size, not type and member if insertion is allowed.
20421 (visit_reference_op_load): For a weak match from union type
20422 punning lookup a view-converted value and insert a SSA_NAME
20423 for that value if that is not found.
20424 (visit_use): Make dumps shorter. Do not disallow value numbering
20425 SSA_NAMEs that are life over an abnormal edge to constants.
20426 (free_scc_vn): Release inserted SSA_NAMEs.
20427 (run_scc_vn): New flag to specify whether insertion is allowed.
20428 Process SSA_NAMEs in forward order.
20429 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20430 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20431 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20432 pointer type to/from integral types that do not change the
20433 precision to regular conversions.
20435 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20437 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20438 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20439 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20440 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20441 input arguments and the mode of return value. Built-in functions
20442 that operate on whole 64-bit MMX register now use V1DI mode.
20444 2008-03-13 Alon Dayan <alond@il.ibm.com>
20445 Olga Golovanevsky <olga@il.ibm.com>
20447 PR tree-optimization/35041
20448 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20449 to locate the right position in a statement.
20451 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20455 * config/i386/xmmintrin.h: Change all static inline functions to
20456 extern inline and add __gnu_inline__ attribute.
20457 * config/i386/bmintrin.h: Ditto.
20458 * config/i386/smmintrin.h: Ditto.
20459 * config/i386/tmmintrin.h: Ditto.
20460 * config/i386/mmintrin-common.h: Ditto.
20461 * config/i386/ammintrin.h: Ditto.
20462 * config/i386/emmintrin.h: Ditto.
20463 * config/i386/pmmintrin.h: Ditto.
20464 * config/i386/mmintrin.h: Ditto.
20465 * config/i386/mm3dnow.h: Ditto.
20467 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20469 PR middle-end/35185
20470 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20471 (lower_omp_2): New function.
20472 (lower_omp_1, lower_omp): Rewritten.
20474 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20477 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20478 with the phrase "Microsoft Windows compilers".
20479 (Push/Pop Macro Pragmas): New subsection. Document
20480 #pragma push_macro and pragma pop_macro.
20482 2008-03-12 Paul Brook <paul@codesourcery.com>
20484 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20486 2008-03-12 Paul Brook <paul@codesourcery.com>
20488 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20489 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20490 (thumb2_addsi_shortim): Rename ...
20491 (thumb2_addsi_short): ... to this. Allow register operands.
20492 (thumb2_subsi_short): New pattern.
20493 (thumb2_one_cmplsi2_short,
20494 thumb2_negsi2_short): New patterns and peepholes.
20496 2008-03-12 Paul Brook <paul@codesourcery.com>
20498 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20500 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20502 * config/i386/i386.md (int_cond): New code iterator.
20504 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20505 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20506 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20507 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20508 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20509 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20510 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20511 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20513 2008-03-12 Paul Brook <paul@codesourcery.com>
20515 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20516 instead of {arm,thumb}_compute_save_reg_mask.
20517 (output_return_instruction): Ditto.
20518 (thumb_unexpanded_epilogue): Ditto.
20519 (thumb1_expand_prologue): Ditto.
20520 (thumb1_output_function_prologue): Ditto.
20521 (arm_set_return_address): Ditto.
20522 (thumb_set_return_address): Ditto.
20523 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20524 regs to achieve stack alignment.
20525 (thumb1_compute_save_reg_mask): Fix compiler warning.
20526 (arm_output_epilogue): Use offsets->saved_regs_mask.
20527 Adjust stack pointer by poping call clobered registers.
20528 (arm_expand_prologue): Use offsets->saved_regs_mask.
20529 Adjust stack pointer by pushing extra registers.
20530 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20532 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20535 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20536 conversion to the operands of a multiplication.
20538 2008-03-12 Richard Guenther <rguenther@suse.de>
20540 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20541 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20542 * timevar.def (TV_TREE_PHIPROP): Add.
20543 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20544 pass description. Use TV_TREE_PHIPROP.
20545 * tree-ssa-forwprop.c: Remove phiprop code.
20547 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20549 PR middle-end/35549
20550 * omp-low.c (maybe_lookup_decl): Constify first argument.
20551 (use_pointer_for_field): Change last argument from bool to
20552 omp_context *. Disallow shared copy-in/out in nested
20553 parallel if decl is shared in outer parallel too.
20554 (build_outer_var_ref, scan_sharing_clauses,
20555 lower_rec_input_clauses, lower_copyprivate_clauses,
20556 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20558 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20559 Ira Rosen <irar@il.ibm.com>
20561 * tree-vectorizer.c (free_stmt_vec_info): New function.
20562 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20563 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20564 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20565 * tree-vect-transform.c (vectorizable_conversion): Free
20566 vec_oprnds0 if it was allocated.
20567 (vect_permute_store_chain): Remove unused VECs.
20568 (vectorizable_store): Free VECs that are allocated in the..
20570 (vect_transform_strided_load, vectorizable_load): Likewise.
20571 (vect_remove_stores): Simplify the code.
20572 (vect_transform_loop): Move code to vect_remove_stores().
20573 Call vect_remove_stores() and free_stmt_vec_info().
20575 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20577 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20578 TARGET_HPUX. Revise comment.
20579 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20580 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20581 Use sr4 variant of `be' instruction when not generating PIC code.
20582 (attr_length_call): Adjust for above change.
20584 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20586 * ipa-reference.c (static_execute): Remove module_statics_const and
20587 associated setting code.
20589 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20592 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20593 predicate for operand 1.
20594 (paritysi2_cmp): Use register_operand predicate for operand 2.
20595 Use earlyclobber modifier for operand 1. Remove support for
20597 (paritydi2_cmp): Use register_operand predicate for operand 3.
20598 Use earlyclobber modifier for operand 1. Remove support for
20601 2008-03-11 Paul Brook <paul@codesourcery.com>
20602 Vladimir Prus <vladimir@codesourcery.com>
20604 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20605 (arm_compute_save_reg0_reg12_mask): Always
20606 check if register 11 must be saved. Always safe hard frame pointer
20607 when frame_pointer_needeed.
20608 (arm_compute_save_reg_mask): Save IP and PC
20609 only with apcs frames.
20610 (arm_output_epilogue): Adjust Thumb2 codepath to
20611 be also invoked and work for ARM non-apcs frames.
20612 (arm_expand_prologue): Don't bother saving IP
20613 for non-apcs frame, since it's not clobbered by
20614 prologue code. Implement non-apcs frame
20617 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20619 PR rtl-optimization/35281
20620 * expr.c (convert_move): Use a new pseudo for the intermediate
20621 from_mode->word_mode result.
20623 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20625 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20626 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20627 * toplev.c (compile_file): Don't call it.
20629 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20631 PR middle-end/35526
20632 * expr.c (store_expr): Call emit_block_move if the mode
20633 of "temp" RTX is BLKmode.
20635 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20636 Richard Guenther <rguenther@suse.de>
20638 PR tree-optimization/31358
20639 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20640 the step with a NULL_TREE.
20641 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20642 to sizetype if type is a pointer type.
20643 (add_candidate_1): Don't convert the base and step to
20644 the generic type if the orginal type is a pointer type.
20645 (add_iv_value_candidates): Use sizetype for the step
20646 if type is a pointer type.
20647 (cand_value_at): Likewise.
20648 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20650 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20651 Don't convert the tem affine to the type.
20652 (add_elt_to_tree): Use sizetype for the step if a pointer.
20653 Use POINTER_PLUS_EXPR for pointers.
20654 (aff_combination_to_tree): Use sizetype for the step if a
20657 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20659 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20660 Remove commutativity hint.
20662 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20666 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20667 errorneous type. Check that v is a VAR_DECL.
20669 PR middle-end/35099
20670 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20672 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20674 PR tree-optimization/35494
20675 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20676 may be overriden at link and run time.
20678 2008-03-10 Richard Guenther <rguenther@suse.de>
20680 PR tree-optimization/34677
20681 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20682 (poolify_tree): Likewise.
20683 (modify_expr_template): Likewise.
20684 (poolify_modify_stmt): Likewise.
20685 (insert_fake_stores): Handle all component-ref style stores
20686 in addition to INDIRECT_REF. Also handle complex types.
20687 Do not poolify the inserted load.
20688 (realify_fake_stores): Do not rebuild the tree but only
20689 make it a SSA_NAME copy.
20690 (init_pre): Remove initialzation of modify_expr_template.
20691 Do not allocate modify_expr_node_pool.
20692 (fini_pre): Do not free modify_expr_node_pool.
20694 2008-03-10 Paul Brook <paul@codesourcery.com>
20696 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20697 to avoid conflicts.
20699 2008-03-10 Paul Brook <paul@codesourcery.com>
20700 Mark Shinwell <shinwell@codesourcery.com>
20702 * config/arm/cortex-r4.md: New.
20703 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20705 * config/arm/arm.md: Include cortex-r4.md.
20706 (insn): Add smmls, sdiv and udiv values.
20707 (generic_sched): Don't use generic scheduling for Cortex-R4.
20708 (arm_issue_rate): New function.
20709 (TARGET_SCHED_ISSUE_RATE): Define.
20711 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20713 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20715 2008-03-10 Richard Guenther <rguenther@suse.de>
20717 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20718 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20720 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20722 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20723 Set default to true.
20725 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20727 * c.opt (Wsynth): Deprecate.
20728 * doc/invoke.texi (Option Summary, Warning Options): Document
20729 -Wno-format-contains-nul.
20731 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20734 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20735 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20737 2008-03-09 Ira Rosen <irar@il.ibm.com>
20739 * config/rs6000/rs6000.c (builtin_description): Rename vector
20740 left shift operations.
20741 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20742 (altivec_vsl<VI_char>): Rename to ...
20743 (ashl<mode>3): ... new name.
20744 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20746 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20748 2008-03-08 Richard Guenther <rguenther@suse.de>
20750 * coverage.h (tree_coverage_counter_addr): Declare.
20751 * coverage.c (tree_coverage_counter_addr): New function.
20752 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20753 before using again.
20754 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20755 (tree_gen_one_value_profiler): Likewise.
20756 (tree_gen_ic_profiler): Likewise.
20757 (tree_gen_average_profiler): Likewise.
20758 (tree_gen_ior_profiler): Likewise.
20760 2008-03-08 Richard Guenther <rguenther@suse.de>
20762 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20763 (vn_binary_op_insert): Likewise.
20764 (vn_unary_op_lookup): Likewise.
20765 (vn_unary_op_insert): Likewise.
20766 (vn_nary_op_lookup): Declare.
20767 (vn_nary_op_insert): Likewise.
20768 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20769 and binary hashes, use a single obstack for unary_op_pool
20770 and binary_op_pool.
20771 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20772 a single struct vn_nary_op_s. Store tree code length and
20773 a variable number of operands.
20774 (struct vn_reference_op_struct): Remove unused op2.
20775 (vn_reference_op_eq): Do not compare op2.
20776 (vn_reference_op_compute_hash): Do not compute hash of op2.
20777 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20778 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20779 with vn_nary_op_compute_hash.
20780 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20781 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20783 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20785 (visit_unary_op): Call nary functions.
20786 (visit_binary_op): Likewise.
20787 (process_scc): Adjust for struct vn_tables_s changes.
20788 (allocate_vn_table): Likewise.
20789 (free_vn_table): Likewise.
20790 * tree-vn.c (vn_add): Call nary functions.
20791 (vn_lookup): Likewise.
20793 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20796 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20797 wdst back after sync_compare_and_swapqhi_internal.
20799 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20802 * config/i386/i386-modes.def (V1DI): New vector mode.
20803 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20804 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20805 (MMXMODE248): Ditto.
20806 (MMXMODE): Add V1DI mode.
20807 (mmxvecsize): Change DI mode to V1DI mode.
20808 ("mov<mode>): Use MMXMODEI8 mode iterator.
20809 ("*mov<mode>_internal_rex64"): Ditto.
20810 ("*mov<mode>_internal"): Ditto.
20811 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20812 ("mmx_sub<mode>3"): Ditto.
20813 ("mmx_adddi3"): Remove insn pattern.
20814 ("mmx_subdi3"): Ditto.
20815 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20816 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20817 ("mmx_ashl<mode>3"): Ditto.
20818 ("mmx_lshrdi3"): Remove insn pattern.
20819 ("mmx_ashldi3"): Ditto.
20820 * config/i386/i386.c (classify_argument): Handle V1DImode.
20821 (function_arg_advance_32): Ditto.
20822 (function_arg_32): Ditto.
20823 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20824 mmx_addv1di3 insn pattern.
20825 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20826 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20827 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20828 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20829 Remove definitions of built-in functions.
20830 (V1DI_type_node): New node.
20831 (v1di_ftype_v1di_int): Ditto.
20832 (v1di_ftype_v1di_v1di): Ditto.
20833 (v2si_ftype_v2si_si): Ditto.
20834 (v4hi_ftype_v4hi_di): Remove node.
20835 (v2si_ftype_v2si_di): Ditto.
20836 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20837 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20838 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20839 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20840 Add new builtins using def_builtin_const.
20841 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20842 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20843 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20844 * config/i386/mmintrin.h (__v1di): New typedef.
20845 (_mm_add_si64): Cast arguments to __v1di type.
20846 (_mm_sub_si64): Ditto.
20847 (_mm_sll_pi16): Cast __count to __v4hi type.
20848 (_mm_sll_pi32): Cast __count to __v2si type.
20849 (_mm_sll_si64): Cast arguments to __v1di type.
20850 (_mm_srl_pi16): Cast __count to __v4hi type.
20851 (_mm_srl_pi32): Cast __count to __v2si type.
20852 (_mm_srl_si64): Cast arguments to __v1di type.
20853 (_mm_sra_pi16): Cast __count to __v4hi type.
20854 (_mm_sra_pi32): Cast __count to __v2si type.
20855 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20856 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20857 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20858 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20859 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20860 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20861 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20862 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20863 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20864 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20865 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20866 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20868 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20870 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20872 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20875 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20876 reg+const addressing for Altivec modes. Don't generate reg+reg
20877 addressing for TFmode or TDmode quantities.
20879 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20881 * c-common.c (vector_types_convertible_p): Call langhook
20882 instead of comptypes.
20884 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20887 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20888 integral and scalar float variables which have a
20891 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20893 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20894 dwarf_register_span hook when emitting unwind information for
20895 register-to-memory saves.
20896 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20897 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20899 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20901 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20902 for the same VAR_DECL.
20904 2008-03-06 Tom Tromey <tromey@redhat.com>
20906 * treelang: Delete.
20907 * doc/standards.texi (Standards): Don't mention treelang.
20908 * doc/invoke.texi (Overall Options): Don't mention treelang.
20909 * doc/install.texi (Prerequisites): Don't mention bison or
20911 (Configuration): Don't mention treelang.
20912 (Building): Likewise.
20913 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20915 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20917 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20918 word-extractions out of a multi-word object.
20920 2008-03-06 Richard Guenther <rguenther@suse.de>
20922 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20923 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20924 result type and precision.
20925 * expr.c (get_inner_reference): Set unsignedp based on the result
20926 type of BIT_FIELD_REF.
20927 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20928 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20929 (try_instantiate_multiple_fields): Likewise. Use the correct type
20931 (sra_build_assignment): Likewise.
20932 (sra_build_elt_assignment): Likewise.
20933 (sra_explode_bitfield_assignment): Likewise.
20934 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20935 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20936 set BIT_FIELD_REF_UNSIGNED.
20937 (vectorizable_load): Likewise.
20939 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20941 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20944 2008-03-06 Richard Guenther <rguenther@suse.de>
20946 * alias.c (struct alias_set_entry): Move has_zero_child field
20947 to pack with alias_set.
20949 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20951 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20954 2008-03-05 Ian Lance Taylor <iant@google.com>
20956 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20958 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20960 * fwprop.c (update_df): Support width and offset parameters of
20962 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20963 global_conflicts): Change DF_REF_EXTRACT to either
20964 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20965 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20966 * df-scan.c (df_ref_record, df_defs_record,
20967 df_ref_create_structure, df_def_record_1, df_uses_record,
20968 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20969 df_bb_refs_collect, df_entry_block_defs_collect,
20970 df_exit_block_uses_collect): Support new width and offset fields.
20971 (ref_extract_pool): New storage pool.
20972 (df_free_ref): New function.
20973 (df_reg_chain_unlink, df_free_collection_rec,
20974 df_sort_and_compress_refs): Call df_free_ref.
20975 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20977 (df_ref_create_structure): Allocate df_ref_extract if offset and
20978 width fields are used.
20979 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20980 (df_uses_record): Get offset and width from ZERO_EXTRACT
20982 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20983 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20984 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20985 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20986 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20987 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20988 (df_ref_extract): New structure.
20989 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20990 (df_ref_create): Add width and offset parameters.
20992 2008-03-05 Richard Guenther <rguenther@suse.de>
20994 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20995 Use ranges_overlap_p.
20996 (offset_overlaps_with_access): Rename
20997 to ranges_overlap_p and move ...
20998 * tree-flow-inline.h (ranges_overlap_p): ... here.
21000 * tree.h (get_inner_reference, handled_component_p): Update
21003 * tree.h (record_component_aliases, get_alias_set,
21004 alias_sets_conflict_p, alias_sets_must_conflict_p,
21005 objects_must_conflict_p): Move declarations ...
21006 * alias.h (record_component_aliases, get_alias_set,
21007 alias_sets_conflict_p, alias_sets_must_conflict_p,
21008 objects_must_conflict_p): ... here.
21009 Include coretypes.h.
21010 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21012 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21014 * cfg.c: Include tree-flow.h.
21015 (remove_edge_raw): Call redirect_edge_var_map_clear.
21016 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21017 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21018 (redirect_edge_var_map_result): New.
21019 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21020 PENDING_STMT use with redirect_edge_var_map_*.
21021 * tree-ssa.c (edge_var_maps): New definition.
21022 (redirect_edge_var_map_add): New.
21023 (redirect_edge_var_map_clear): New.
21024 (redirect_edge_var_map_dup): New.
21025 (redirect_edge_var_map_vector): New.
21026 (redirect_edge_var_map_destroy): New.
21027 (ssa_redirect_edge): Replace PENDING_STMT use with
21028 redirect_edge_var_map_*.
21029 (flush_pending_stmts): Same.
21030 (delete_tree_ssa): Destroy edge var map.
21031 * tree-flow.h (struct _edge_var_map): New.
21032 Define edge_var_map vector type.
21033 Declare redirect_edge_var_map_* prototypes.
21034 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21035 * tree-cfg.c (reinstall_phi_args): Replace
21036 PENDING_STMT use with redirect_edge_var_map_*.
21038 2008-03-05 Richard Guenther <rguenther@suse.de>
21040 PR tree-optimization/35472
21041 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21042 whose single use_stmt has a overlapping set of loaded and
21043 stored symbols as that use_stmt might be a noop assignment then.
21045 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21047 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21049 2008-03-05 Richard Guenther <rguenther@suse.de>
21052 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21053 should be constants.
21054 * tree-cfg.c (verify_expr): Verify it.
21055 * fold-const.c (fold_truthop): Remove code generating
21056 BIT_FIELD_REFs of structure bases.
21057 (fold_binary): Likewise.
21058 (fold_ternary): Position and size of BIT_FIELD_REFs are
21059 always host integers.
21060 (make_bit_field_ref): Remove.
21061 (optimize_bit_field_compare): Remove.
21062 (all_ones_mask_p): Remove.
21064 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21067 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21068 (split_block_and_df_analyze): New. Split basic block and rebuild
21070 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21072 (split_pattern_seq): Likewise.
21073 (erase_matching_seqs): Likewise.
21074 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21076 2008-03-04 Geoff Keating <geoffk@apple.com>
21078 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21079 declaration and code.
21080 (tree_invalid_nonnegative_warnv_p): Likewise.
21082 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21084 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21085 examples. Truncate option-names then causing overfull hbox.
21087 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21090 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21092 * configure: Rebuilt.
21094 2008-03-04 Rafael EspÃndola <espindola@google.com>
21096 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21097 (tree_unary_nonnegative_warnv_p): New.
21098 (tree_binary_nonnegative_warnv_p): New.
21099 (tree_single_nonnegative_warnv_p): New.
21100 (tree_invalid_nonnegative_warnv_p): New.
21101 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21103 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21106 * opts.c (handle_option): Postpone 'unknown option' errors only for
21109 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21112 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21115 2008-03-04 Rafael EspÃndola <espindola@google.com>
21117 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21118 (tree_binary_nonzero_warnv_p): New.
21119 (tree_single_nonzero_warnv_p): New.
21120 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21122 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21124 PR middle-end/35456
21125 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21126 transformations for modes that have signed zeros.
21127 * ifcvt.c (noce_try_abs): Ditto.
21129 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21131 * config/i386/i386.c (override_options): Force
21132 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21134 2008-03-04 Jan Hubicka <jh@suse.cz>
21137 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21140 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21142 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21143 label to probe the stack.
21145 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21147 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21148 (__gthr_win32_mutex_destroy): Declare.
21149 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21150 __gthr_win32_mutex_destroy.
21151 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21153 2008-03-03 Jan Hubicka <jh@suse.cz>
21156 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21157 aggressive on inlining cold calls.
21159 2008-03-03 Richard Guenther <rguenther@suse.de>
21161 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21162 struct copies into the expression table.
21163 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21164 (try_to_simplify): Likewise.
21165 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21166 integral and pointer arguments which do not change the
21167 precision to NOP_EXPRs.
21168 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21169 VIEW_CONVERT_EXPR case.
21171 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21173 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21174 defined in a loop at depth 0 is invariant.
21175 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21176 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21177 be called at loop depth 0.
21179 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21182 * gcc.c (process_command): Update copyright notice dates.
21183 * gcov.c (print_version): Likewise.
21184 * gcov-dump.c (print_version): Likewise.
21185 * mips-tfile.c (main): Likewise.
21186 * mips-tdump.c (main): Likewise.
21188 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21191 * c-common.c (flag_permissive): Delete.
21192 (constant_expression_warnings): Check flags first.
21193 (constant_expression_error): New.
21194 * c-common.h (flag_permissive): Delete.
21195 (constant_expression_error): Declare.
21196 * flags.h (flag_permissive): Declare. Update description.
21197 * diagnostic.c (pedwarn): Update.
21199 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21200 (permissive_error_kind): New.
21201 * toplev.c (flag_permissive): Define. Update description.
21202 * toplev.h (permissive_error_kind): Declare.
21203 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21204 (pedwarn_c90): Use pedantic_warning_kind.
21205 * c-opts.c (c_common_post_options): flag_permissive does not affect
21206 flag_pedantic_errors.
21208 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21210 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21211 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21212 __absvsi2, __absvDI2): Use unsigned arithmetic.
21214 2008-03-02 Andi Kleen <ak@suse.de>
21215 Richard Guenther <rguenther@suse.de>
21217 * struct-equiv.c: Remove file.
21218 * cfg_cleanup.c (condjump_equiv_p): Remove.
21219 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21220 (struct-equiv.o): Remove rule.
21221 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21222 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21223 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21225 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21227 * ifcvt.c (noce_process_if_block): Try to handle only the then
21228 block if the else block exists but isn't suitable.
21230 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21233 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21234 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21235 regression from previous patch.
21237 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21240 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21242 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21243 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21244 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21245 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21246 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21247 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21248 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21249 (__gthread_mutex_destroy_function): Rename to
21250 __gthread_mutex_destroy.
21251 * gthr-dce.h (__gthread_mutex_destroy): Call
21252 pthread_mutex_destroy.
21253 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21254 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21255 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21257 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21259 * df-scan.c (df_ref_chain_change_bb): Simplify.
21260 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21261 set_block_for_insn if there's any change.
21262 * df.h ((df_insn_change_bb): Fix prototype.
21263 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21264 df_insn_change_bb, don't call set_block_for_insn.
21265 * emit-rtl.c (reorder_insns): Likewise.
21266 * haifa-sched.c (move_insn): Likewise.
21268 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21270 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21272 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21274 * tree-flow-inline.h (next_readonly_imm_use): Return
21275 NULL_USE_OPERAND_P after the end.
21277 2008-03-01 Richard Guenther <rguenther@suse.de>
21279 PR tree-optimization/35411
21280 * tree-sra.c (sra_build_assignment): Split conversion to
21281 final type to a separate statement if we are not assigning
21284 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21286 * fold-const.c (fold_convertible_p): Correct the logic to follow
21287 that in fold_convert().
21289 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21292 * tree-inline.c (build_duplicate_type): When we make a
21293 duplicate type, make it unique in the canonical types system.
21295 2008-02-29 Tom Tromey <tromey@redhat.com>
21297 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21298 input_file_stack_history, input_file_stack_restored): Remove.
21299 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21300 * input.h (struct file_stack): Remove.
21301 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21302 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21304 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21306 (diagnostic_last_module_changed): Add 'map' argument.
21307 (diagnostic_set_last_function): Likewise.
21308 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21309 line map, not input_file_stack.
21310 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21312 2008-02-29 Paul Brook <paul@codesourcery.com>
21314 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21316 2008-02-29 Paul Brook <paul@codesourcery.com>
21318 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21320 2008-02-29 Richard Guenther <rguenther@suse.de>
21322 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21324 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21325 value for comparing for a store match.
21326 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21327 (try_to_simplify): Do not do a full-blown reference lookup.
21329 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21331 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21332 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21334 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21336 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21338 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21339 strides against cache sizes.
21341 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21343 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21346 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21348 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21349 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21350 is smaller than the original promoted value.
21351 (simplify_subreg): If OP is a SUBREG, try to preserve its
21352 SUBREG_PROMOTED_VAR_P information.
21354 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21356 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21357 (VN_INFO_GET): Allocate new objects on the obstack.
21358 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21359 for rpo_numbers_temp, for consistency.
21360 (free_scc_vn): Free the obstack.
21362 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21364 * doc/invoke.texi: Document -ftree-loop-distribution.
21365 * tree-loop-distribution.c: New.
21366 * tree-pass.h (pass_loop_distribution): New.
21367 * graphds.h (struct graph): Add htab_t indices.
21368 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21369 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21370 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21371 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21372 * tree-data-ref.c (debug_data_dependence_relations): New.
21373 (dump_data_dependence_relation): Also print data references.
21374 (free_data_ref): Extern.
21375 (same_access_functions): Moved...
21376 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21377 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21378 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21379 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21380 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21381 (stmts_from_loop): Skip LABEL_EXPR.
21382 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21384 (build_rdg): Initialize rdg->indices htab.
21385 (free_rdg, stores_from_loop, ref_base_address,
21386 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21387 have_similar_memory_accesses_1, ref_base_address_1,
21388 remove_similar_memory_refs): New.
21389 * tree-data-ref.h: Depend on tree-chrec.h.
21390 (debug_data_dependence_relations, free_data_ref): Declared.
21391 (same_access_functions): ... here.
21392 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21394 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21395 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21396 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21397 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21398 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21399 rdg_vertex_for_stmt): Declared.
21400 (struct rdg_edge): Add level.
21402 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21403 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21405 (rdg_has_similar_memory_accesses): New.
21406 * tree-vect-analyze.c: Remove unused static decls.
21407 * lambda.h (dependence_level): New.
21408 * common.opt (ftree-loop-distribution): New.
21409 * tree-flow.h (mark_virtual_ops_in_bb,
21410 slpeel_tree_duplicate_loop_to_edge_cfg,
21411 rename_variables_in_loop): Declared.
21412 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21413 (OBJS-common): Add tree-loop-distribution.o.
21414 (tree-loop-distribution.o): New rule.
21415 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21416 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21417 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21419 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21422 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21423 other than structures and unions.
21425 2008-02-28 Richard Guenther <rguenther@suse.de>
21428 2008-02-26 Richard Guenther <rguenther@suse.de>
21430 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21431 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21432 (lookup_decl_from_uid): Declare.
21433 (remove_decl_from_map): Likewise.
21434 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21435 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21436 (decl_for_uid_map): New global hashtable mapping DECL_UID
21438 (init_ttree): Allocate it.
21439 (insert_decl_to_uid_decl_map): New helper function.
21440 (make_node_stat): Insert new decls into the map.
21441 (copy_node_stat): Likewise.
21442 (lookup_decl_from_uid): New function.
21443 (remove_decl_from_map): Likewise.
21444 (print_decl_for_uid_map_statistics): New helper.
21445 (dump_tree_statistics): Call it.
21447 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21448 (referenced_var_iterator): Adjust.
21449 (FOR_EACH_REFERENCED_VAR): Adjust.
21450 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21451 (num_referenced_vars): Adjust.
21452 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21453 (first_referenced_var): Remove.
21454 (end_referenced_vars_p): Likewise.
21455 (next_referenced_var): Likewise.
21456 (referenced_var_iterator_set): New helper function.
21457 * tree-dfa.c (referenced_var_lookup): Adjust.
21458 (referenced_var_check_and_insert): Likewise.
21459 (remove_referenced_var): Likewise.
21460 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21461 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21462 (verify_call_clobbering): Likewise.
21463 (verify_memory_partitions): Likewise.
21464 (init_tree_ssa): Allocate bitmap instead of hashtable for
21466 (delete_tree_ssa): Adjust.
21467 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21468 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21469 (compute_tag_properties): Likewise.
21470 (set_initial_properties): Likewise.
21471 (find_partition_for): Likewise.
21472 (update_reference_counts): Likewise.
21473 (dump_may_aliases_for): Likewise.
21474 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21475 (add_call_clobber_ops): Likewise.
21476 (add_call_read_ops): Likewise.
21477 (get_asm_expr_operands): Likewise.
21478 * tree-into-ssa.c (dump_decl_set): Likewise.
21479 (update_ssa): Likewise.
21480 * tree-sra.c (scan_function): Likewise.
21481 (decide_instantiations): Likewise.
21482 (scalarize_parms): Likewise.
21483 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21484 (dsa_named_for): Likewise.
21485 * tree-ssa-structalias.c (update_alias_info): Likewise.
21486 (merge_smts_into): Likewise.
21488 2008-02-27 David Daney <ddaney@avtrex.com>
21491 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21492 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21493 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21494 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21495 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21497 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21500 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21501 (BUILT_IN_NEXTTOWARD): Remove.
21502 (BUILT_IN_NEXTTOWARDF): Ditto.
21503 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21504 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21506 2008-02-27 Tom Tromey <tromey@redhat.com>
21508 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21509 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21511 2008-02-27 Jan Beulich <jbeulich@novell.com>
21513 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21514 update the respective field on newdecl.
21516 2008-02-27 Revital Eres <eres@il.ibm.com>
21518 PR rtl-optimization/34999
21519 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21520 crossing edges that ends with a call insn.
21521 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21522 call insn and clear the EDGE_CROSSING flag of the crossing edge
21523 when fixing fallthru edges.
21525 2008-02-27 Richard Guenther <rguenther@suse.de>
21527 PR middle-end/35390
21528 * fold-const.c (fold_unary): Return the correct argument,
21529 converted to the result type.
21531 2008-02-27 Richard Guenther <rguenther@suse.de>
21533 PR middle-end/34971
21534 * expr.c (expand_expr_real_1): Assert on rotates that operate
21536 * fold-const.c (fold_binary): Use the types precision, not the
21537 bitsize of the mode if folding rotate expressions. Build rotates
21538 only for full modes.
21540 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21542 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21543 and CPP_PRAGMA_EOL.
21544 * c-pragma.c (pragma_ns_name): New typedef.
21545 (registered_pp_pragmas): New variable.
21546 (c_pp_lookup_pragma): New function.
21547 (c_register_pragma_1): If flag_preprocess_only, do nothing
21548 for non-expanded pragmas, for expanded ones push pragma's
21549 namespace and name into registered_pp_pragmas vector.
21550 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21551 flag_preprocess_only, don't register GCC pch_preprocess
21552 pragma if flag_preprocess_only.
21553 * c-opts.c (c_common_init): Call init_pragma even if
21554 flag_preprocess_only.
21555 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21556 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21557 cpp_register_pragma if flag_preprocess_only.
21559 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21562 * c-parser.c (c_parser_translation_unit): Warn for empty
21563 translation unit, not empty source file.
21565 2008-02-26 Paul Brook <paul@codesourcery.com>
21567 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21568 operand for Thumb-2.
21569 * config/arm/arm.h (reg_class): Add CORE_REGS.
21570 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21571 (BASE_REG_CLASS): Use CORE_REGS.
21572 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21573 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21574 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21575 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21576 ARM_REGNO_OK_FOR_INDEX_P.
21577 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21578 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21579 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21580 (ldm/stm peepholes): Ditto.
21581 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21582 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21583 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21584 * config/arm/constraints.md: Enable "k" constraint on ARM.
21586 2008-02-27 Ben Elliston <bje@au.ibm.com>
21588 * config/rs6000/rs6000.c: Annotate cache line size field in all
21589 instances of struct processor_costs.
21591 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21593 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21594 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21595 jump_bypass): New counters.
21596 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21597 * dce.c (gate_ud_dce): Same.
21598 (gate_fast_dce): Same.
21599 * dse.c (gate_dse1): New function.
21600 (gate_dse2): New function.
21601 (gate_dse): Merge results of new gate functions.
21602 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21603 (gate_handle_jump_bypass): Add dbg_cnt.
21604 (gate_handle_gcse): Add dbg_cnt.
21605 * ifcvt.c (gate_handle_if_conversion): Same.
21606 (gate_handle_if_after_combine): Same.
21607 (gate_handle_if_after_reload): Same.
21608 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21610 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21612 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21614 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21616 2008-02-26 Jason Merrill <jason@redhat.com>
21619 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21620 alone if it's the naming decl for the type's main variant.
21622 2008-02-26 Tom Tromey <tromey@redhat.com>
21624 * system.h (USE_MAPPED_LOCATION): Poison.
21625 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21626 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21627 (make_goto_expr_edges): Likewise.
21628 (remove_bb): Likewise.
21629 (execute_warn_function_return): Likewise.
21630 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21632 * c-common.c (fname_decl): Remove old location code.
21633 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21635 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21637 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21638 (gen_rtx_ASM_INPUT): Likewise.
21639 (gen_rtx_ASM_INPUT_loc): Likewise.
21640 (get_rtx_asm_OPERANDS): Remove.
21641 * cfglayout.c (insn_locators_alloc): Remove old location code.
21642 (set_curr_insn_source_location): Likewise.
21643 (curr_insn_locator): Likewise.
21644 * print-tree.c (print_node): Remove old location code.
21645 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21646 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21647 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21648 location_from_locus.
21649 (construct_exit_block): Remove old location code.
21650 * emit-rtl.c (force_next_line_note): Remove old location code.
21651 * profile.c (branch_prob): Remove old location code.
21652 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21653 LOC_LINE): Remove old-location variants.
21654 * langhooks.c (lhd_print_error_function): Remove old location
21656 * configure, config.in: Rebuilt.
21657 * configure.ac (--enable-mapped-location): Remove.
21658 * c-decl.c (c_init_decl_processing): Remove old location code.
21659 (finish_function): Likewise.
21660 * recog.c (decode_asm_operands): Remove old location code.
21661 * c-pch.c (c_common_read_pch): Remove old location code.
21662 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21664 * gimple-low.c (lower_function_body): Remove old location code.
21665 * toplev.c (unknown_location): Remove.
21666 (push_srcloc): Remove old-location variant.
21667 (process_options): Remove old location code.
21668 (lang_dependent_init): Likewise.
21669 * input.h (UNKNOWN_LOCATION): Move definition.
21670 (location_t): Undeprecate.
21671 (source_locus): Remove.
21672 (location_from_locus): Remove.
21673 (struct location_s): Remove.
21674 Remove all old-location code.
21675 (input_line, input_filename): Remove.
21676 * final.c (final_scan_insn): Remove old location code.
21677 * diagnostic.c (diagnostic_build_prefix): Remove
21678 USE_MAPPED_LOCATION test.
21679 * tree.h (gimple_stmt) <locus>: Now a location_t.
21680 (tree_exp) <locus>: Likewise.
21681 (DECL_IS_BUILTIN): Remove old-location variant.
21682 (annotate_with_file_line, annotate_with_locus): Likewise.
21683 (expr_locus, set_expr_locus): Update.
21684 * tree.c (build1_stat): Remove old location code.
21685 (last_annotated_node): Remove.
21686 (annotate_with_file_line): Remove old-location variant.
21687 (annotate_with_locus): Likewise.
21688 (expr_location): Remove old location code.
21689 (set_expr_location): Likewise.
21690 (expr_has_location): Likewise.
21691 (expr_locus): Likewise.
21692 (set_expr_locus): Likewise.
21693 (expr_filename): Don't use location_from_locus.
21694 (expr_lineno): Likewise.
21695 * rtl-error.c (location_for_asm): Remove old location code.
21696 * c-lex.c (cb_line_change): Remove old location code.
21697 (fe_file_change): Likewise.
21698 (cb_def_pragma): Likewise.
21699 (c_lex_with_flags): Likewise.
21700 * gengtype.c (do_typedef): Don't special-case location types.
21701 (define_location_structures): Remove.
21702 (main): Don't call define_location_structures.
21703 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21706 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21709 * builtins.def (BUILT_IN_STDARG_START): Remove.
21710 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21711 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21712 * tree-inline.c (inline_forbidden_p_1): Likewise.
21714 2008-02-26 Richard Guenther <rguenther@suse.de>
21716 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21717 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21718 (lookup_decl_from_uid): Declare.
21719 (remove_decl_from_map): Likewise.
21720 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21721 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21722 (decl_for_uid_map): New global hashtable mapping DECL_UID
21724 (init_ttree): Allocate it.
21725 (insert_decl_to_uid_decl_map): New helper function.
21726 (make_node_stat): Insert new decls into the map.
21727 (copy_node_stat): Likewise.
21728 (lookup_decl_from_uid): New function.
21729 (remove_decl_from_map): Likewise.
21730 (print_decl_for_uid_map_statistics): New helper.
21731 (dump_tree_statistics): Call it.
21733 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21734 (referenced_var_iterator): Adjust.
21735 (FOR_EACH_REFERENCED_VAR): Adjust.
21736 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21737 (num_referenced_vars): Adjust.
21738 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21739 (first_referenced_var): Remove.
21740 (end_referenced_vars_p): Likewise.
21741 (next_referenced_var): Likewise.
21742 (referenced_var_iterator_set): New helper function.
21743 * tree-dfa.c (referenced_var_lookup): Adjust.
21744 (referenced_var_check_and_insert): Likewise.
21745 (remove_referenced_var): Likewise.
21746 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21747 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21748 (verify_call_clobbering): Likewise.
21749 (verify_memory_partitions): Likewise.
21750 (init_tree_ssa): Allocate bitmap instead of hashtable for
21752 (delete_tree_ssa): Adjust.
21753 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21754 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21755 (compute_tag_properties): Likewise.
21756 (set_initial_properties): Likewise.
21757 (find_partition_for): Likewise.
21758 (update_reference_counts): Likewise.
21759 (dump_may_aliases_for): Likewise.
21760 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21761 (add_call_clobber_ops): Likewise.
21762 (add_call_read_ops): Likewise.
21763 (get_asm_expr_operands): Likewise.
21764 * tree-into-ssa.c (dump_decl_set): Likewise.
21765 (update_ssa): Likewise.
21766 * tree-sra.c (scan_function): Likewise.
21767 (decide_instantiations): Likewise.
21768 (scalarize_parms): Likewise.
21769 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21770 (dsa_named_for): Likewise.
21771 * tree-ssa-structalias.c (update_alias_info): Likewise.
21772 (merge_smts_into): Likewise.
21774 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21777 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21778 * c-opts.c (c_common_handle_option): Wall enables
21779 Wvolatile-register-var.
21780 * common.opt: Move Wvolatile-register-var to...
21783 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21785 * common.opt (Wlarger-than=): New.
21786 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21788 * opts.c (common_handle_option): Handle -Wlarger-than=.
21789 * optc-gen.awk: Likewise.
21790 * opth-gen.awk: Likewise.
21791 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21792 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21794 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21796 * c-common.c (match_case_to_enum_1): Add appropriate
21797 OPT_W* parameter to warning.
21798 (c_do_switch_warnings): Likewise.
21799 * c-typeck.c (warning_init): Add one more parameter following
21800 'warning' function.
21801 (push_init_level): Update call to warning_init.
21802 (pop_init_level): Likewise.
21803 (add_pending_init): Likewise.
21804 (output_init_element: Likewise.
21806 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21809 * toplev.c (toplev_main): If there are warnings or error, print
21810 errors for ignored options.
21811 * opts.c (ignored_options): New static variable.
21812 (postpone_unknown_option_error): New.
21813 (print_ignored_options): New.
21814 (handle_option): Postpone errors for unknown -Wno-* options.
21815 * opts.h (print_ignored_options): Declare.
21817 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21819 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21822 2008-02-25 Richard Guenther <rguenther@suse.de>
21825 2008-02-25 Richard Guenther <rguenther@suse.de>
21827 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21828 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21829 (lookup_decl_from_uid): Declare.
21830 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21831 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21832 (decl_for_uid_map): New global hashtable mapping DECL_UID
21834 (init_ttree): Allocate it.
21835 (insert_decl_to_uid_decl_map): New helper function.
21836 (make_node_stat): Insert new decls into the map.
21837 (copy_node_stat): Likewise.
21838 (lookup_decl_from_uid): New function.
21839 (print_decl_for_uid_map_statistics): New helper.
21840 (dump_tree_statistics): Call it.
21842 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21843 (referenced_var_iterator): Adjust.
21844 (FOR_EACH_REFERENCED_VAR): Adjust.
21845 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21846 (num_referenced_vars): Adjust.
21847 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21848 (first_referenced_var): Remove.
21849 (end_referenced_vars_p): Likewise.
21850 (next_referenced_var): Likewise.
21851 (referenced_var_iterator_set): New helper function.
21852 * tree-dfa.c (referenced_var_lookup): Adjust.
21853 (referenced_var_check_and_insert): Likewise.
21854 (remove_referenced_var): Likewise.
21855 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21856 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21857 (verify_call_clobbering): Likewise.
21858 (verify_memory_partitions): Likewise.
21859 (init_tree_ssa): Allocate bitmap instead of hashtable for
21861 (delete_tree_ssa): Adjust.
21862 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21863 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21864 (compute_tag_properties): Likewise.
21865 (set_initial_properties): Likewise.
21866 (find_partition_for): Likewise.
21867 (update_reference_counts): Likewise.
21868 (dump_may_aliases_for): Likewise.
21869 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21870 (add_call_clobber_ops): Likewise.
21871 (add_call_read_ops): Likewise.
21872 (get_asm_expr_operands): Likewise.
21873 * tree-into-ssa.c (dump_decl_set): Likewise.
21874 (update_ssa): Likewise.
21875 * tree-sra.c (scan_function): Likewise.
21876 (decide_instantiations): Likewise.
21877 (scalarize_parms): Likewise.
21878 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21879 (dsa_named_for): Likewise.
21880 * tree-ssa-structalias.c (update_alias_info): Likewise.
21881 (merge_smts_into): Likewise.
21883 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21886 * doc/invoke.texi (-fcx-limited-range): Document new option.
21887 * toplev.c (process_options): Handle -fcx-fortran-rules.
21888 * common.opt: Add documentation for -fcx-fortran-rules.
21890 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21893 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21894 actual behaviour and C99.
21896 2008-02-26 Ben Elliston <bje@au.ibm.com>
21898 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21899 (ASM_CPU_POWER6_SPEC): Likewise.
21900 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21901 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21902 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21904 2008-02-25 Richard Guenther <rguenther@suse.de>
21906 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21907 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21908 (lookup_decl_from_uid): Declare.
21909 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21910 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21911 (decl_for_uid_map): New global hashtable mapping DECL_UID
21913 (init_ttree): Allocate it.
21914 (insert_decl_to_uid_decl_map): New helper function.
21915 (make_node_stat): Insert new decls into the map.
21916 (copy_node_stat): Likewise.
21917 (lookup_decl_from_uid): New function.
21918 (print_decl_for_uid_map_statistics): New helper.
21919 (dump_tree_statistics): Call it.
21921 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21922 (referenced_var_iterator): Adjust.
21923 (FOR_EACH_REFERENCED_VAR): Adjust.
21924 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21925 (num_referenced_vars): Adjust.
21926 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21927 (first_referenced_var): Remove.
21928 (end_referenced_vars_p): Likewise.
21929 (next_referenced_var): Likewise.
21930 (referenced_var_iterator_set): New helper function.
21931 * tree-dfa.c (referenced_var_lookup): Adjust.
21932 (referenced_var_check_and_insert): Likewise.
21933 (remove_referenced_var): Likewise.
21934 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21935 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21936 (verify_call_clobbering): Likewise.
21937 (verify_memory_partitions): Likewise.
21938 (init_tree_ssa): Allocate bitmap instead of hashtable for
21940 (delete_tree_ssa): Adjust.
21941 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21942 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21943 (compute_tag_properties): Likewise.
21944 (set_initial_properties): Likewise.
21945 (find_partition_for): Likewise.
21946 (update_reference_counts): Likewise.
21947 (dump_may_aliases_for): Likewise.
21948 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21949 (add_call_clobber_ops): Likewise.
21950 (add_call_read_ops): Likewise.
21951 (get_asm_expr_operands): Likewise.
21952 * tree-into-ssa.c (dump_decl_set): Likewise.
21953 (update_ssa): Likewise.
21954 * tree-sra.c (scan_function): Likewise.
21955 (decide_instantiations): Likewise.
21956 (scalarize_parms): Likewise.
21957 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21958 (dsa_named_for): Likewise.
21959 * tree-ssa-structalias.c (update_alias_info): Likewise.
21960 (merge_smts_into): Likewise.
21962 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21965 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21966 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21967 * alias.h (nonoverlapping_memrefs_p): Likewise.
21969 2008-02-25 Jan Beulich <jbeulich@novell.com>
21971 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21972 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21973 __emultls_get_address, __emultls_register_common,
21974 __floatundi?f, and _Unwind_GetIPInfo.
21975 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21976 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21977 (gen_regparm_prefix): Likewise.
21978 (i386_nlm_encode_section_info): Sync with
21979 config/i386/winnt.c:i386_pe_encode_section_info().
21980 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21981 i386_nlm_mangle_decl_assembler_name): New.
21982 (netware_override_options): New.
21983 * config/i386/netware.h (netware_override_options): Declare.
21984 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21985 (i386_nlm_mangle_decl_assembler_name): Declare.
21986 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21988 2008-02-25 Ben Elliston <bje@au.ibm.com>
21991 * c-decl.c (grokdeclarator): Remove unused local variables
21992 `typedef_type' and `type_as_written'.
21994 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21995 unused local variable `has_hot_blocks'.
21996 (fix_crossing_conditional_branches): Remove unused local variable
21999 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22001 PR middle-end/19984
22002 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22003 using DEF_C99_BUILTIN.
22004 (BUILT_IN_NANF): Ditto.
22005 (BUILT_IN_NANL): Ditto.
22007 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22008 Revital Eres <eres@il.ibm.com>
22010 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22011 regarding the order of two dependent insns in the same row.
22013 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22015 * stor-layout.c (layout_decl): Do not bump the alignment of a
22016 bit-field to more than byte alignment if it is packed.
22018 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22020 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22023 2008-02-24 Diego Novillo <dnovillo@google.com>
22025 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22028 * tree-vrp.c (vrp_evaluate_conditional): With
22029 -Wtype-limits, emit a warning when comparing against a
22030 constant outside the natural range of OP0's type.
22031 * c.opt (Wtype-limits): Move ...
22032 * common.opt (Wtype-limits): ... here.
22034 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22036 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22037 * config/rs6000/e300c2c3.md: New file.
22038 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22040 (rs6000_override_options): Add e300c2 and e300c3 cases to
22041 processor_target_table. Do not allow usage of Altivec or Spe
22042 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22043 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22044 * config/rs6000/rs6000.h (processor_type): Add
22045 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22046 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22047 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22048 and ppce300c3. Include e300c2c3.md.
22050 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22052 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22053 instead of TARGET_STRICT_ALIGN.
22055 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22057 * explow.c (memory_address): Assert that the generated address is
22060 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22063 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22064 * config/darwin-ppc-ldouble-patch.def: New file.
22065 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22066 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22067 SUBTARGET_INIT_BUILTINS if defined.
22068 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22071 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22074 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22075 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22077 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22080 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22081 file" warning condtional on -Winvalid-PCH.
22083 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22085 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22087 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22091 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22092 prevent reload from using MMX registers.
22093 (*mov<mode>_internal): Ditto.
22094 (*movv2sf_internal_rex64): Ditto.
22095 (*movv2sf_internal): Ditto.
22097 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22099 PR documentation/31569
22100 * doc/install.texi2html: Use makeinfo --no-number-sections.
22102 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22104 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22105 ensure that we can address an entire entity > 8 bytes. Don't
22106 generate reg+reg addressing for such data.
22108 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22110 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22111 strings when optimizing for size, unless the target cares about
22114 2008-02-22 Tom Tromey <tromey@redhat.com>
22116 * regclass.c (current_pass): Remove declaration.
22118 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22120 * config/avr/libgcc.S (__RAMPZ__): Define.
22121 (__do_copy_data): Add for devices with 128KB code memory.
22123 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22125 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22127 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22129 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22131 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22134 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22137 * c-typeck.c (build_binary_op): Warn about floating point
22138 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22140 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22143 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22144 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22146 (rs6000_override_options): Set altivec_abi as default, not override,
22147 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22148 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22149 is used; use new member spe_abi.
22150 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22151 spe_abi and altivec_abi.
22153 2008-02-22 Tomas Bily <tbily@suse.cz>
22155 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22157 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22160 * config.build (build_file_translate): Set to `CMD //c' only if
22162 * Makefile.in (build_file_translate): Improve comment.
22164 2008-02-21 Jan Hubicka <jh@suse.cz>
22166 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22167 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22168 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22170 2008-02-21 Michael Matz <matz@suse.de>
22173 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22175 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22177 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22178 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22179 as insn constraint.
22180 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22181 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22182 SSE_VEC_FLOAT_MODE_P as insn constraint.
22183 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22184 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22185 sse4a_movntdf using MODEF mode iterator.
22186 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22187 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22188 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22189 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22190 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22191 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22192 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22194 2008-02-21 Richard Guenther <rguenther@suse.de>
22196 * tree.def (PAREN_EXPR): New tree code.
22197 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22199 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22200 * expr.c (expand_expr_real_1): Likewise.
22201 * tree-inline.c (estimate_num_insns_1): Likewise.
22202 * tree-complex.c (expand_complex_move): Likewise.
22203 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22206 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22209 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22211 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22214 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22216 * config/sh/sh.c (find_barrier): Don't go past
22217 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22219 2008-02-20 DJ Delorie <dj@redhat.com>
22221 * config/h8300/h8300.md (insv): Force source operand to be a register.
22223 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22224 as a jump, not as a plain insn.
22226 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22228 * doc/invoke.texi (Warning Options): Add new option
22229 -Wframe-larger-than=.
22230 (-Wframe-larger-than): Document.
22232 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22233 Add declarations for new option variables.
22235 * final.c (final_start_function): Check the frame size
22236 before emission and issue a Wframe-larger-than warning.
22238 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22239 Add definitions for new option variables.
22240 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22242 * common.opt (Wframe-larger-than=): New option.
22244 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22246 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22247 (<sse>_div<mode>3): Ditto.
22248 (<sse>_vmdiv<mode>3): Ditto.
22249 (<sse>_vmsqrt<mode>2): Ditto.
22250 (*smax<mode>3): Ditto.
22251 (sse5_frcz<mode>2): Ditto.
22252 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22253 as insn constraint.
22255 2008-02-20 Richard Guenther <rguenther@suse.de>
22257 PR middle-end/35265
22258 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22259 be happy with INTEGRAL_TYPE_P.
22261 2008-02-20 Richard Guenther <rguenther@suse.de>
22263 * fold-const.c (split_tree): Associate floatig-point expressions
22264 if flag_associative_math is set.
22266 2008-02-20 Richard Guenther <rguenther@suse.de>
22268 * tree.h (fold_real_zero_addition_p): Declare.
22269 * fold-const.c (fold_real_zero_addition_p): Export.
22270 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22271 floating-point operations with zero and one.
22273 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22275 * doc/install.texi: Correct references to CFLAGS, replacing them
22276 with BOOT_CFLAGS. Document flags used during bootstrap for
22279 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22281 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22282 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22283 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22285 (smin<mode>3): Ditto from similar patterns.
22286 (smax<mode>3): Ditto.
22287 (*ieee_smin<mode>3): Ditto.
22288 (*ieee_smax<mode>3): Ditto.
22289 * config/i386/sse.md (sse): New mode attribute.
22290 (mov<mode>): Macroize expander from movv4sf and movv2df using
22291 SSEMODEF2P mode iterator.
22292 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22293 SSE_VEC_FLOAT_MODE_P as insn constraint.
22294 (storent<mode>): Ditto.
22295 (storent<mode>): Macroize expander from storentsf and storentdf using
22296 MODEF mode iterator.
22297 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22298 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22299 (abs<mode>2): Ditto from similar patterns.
22300 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22301 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22302 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22303 (<sse>_vmsqrt<mode>2): Ditto.
22304 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22305 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22306 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22307 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22308 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22309 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22310 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22312 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22313 iterator and SSE_FLOAT_MODE_P as insn constraint.
22314 (<sse>_ucomi): Ditto from similar patterns.
22315 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22316 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22317 SSE_VEC_FLOAT_MODE_P as insn constraint.
22318 (vcond<mode>): Ditto from similar patterns.
22319 (and<mode>3, *and<mode>3): Ditto.
22320 (<sse>_nand<mode>3): Ditto.
22321 (ior<mode>3, *ior<mode>3): Ditto.
22322 (xor<mode>3, *xor<mode>3): Ditto.
22323 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22324 iterator and SSE_FLOAT_MODE_P as insn constraint.
22325 (*nand<mode>3): Ditto from similar patterns.
22326 (*ior<mode>3): Ditto.
22327 (*xor<mode>3): Ditto.
22329 2008-02-20 Ira Rosen <irar@il.ibm.com>
22331 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22332 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22333 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22335 2008-02-19 Jan Hubicka <jh@suse.cz>
22337 * predict.c (tree_bb_level_predictions): Remove variable next
22338 mistakely introduced by previous commit.
22340 2008-02-19 Jan Hubicka <jh@suse.cz>
22342 * predict.c (predict_paths_leading_to): Rewrite.
22343 (predict_paths_for_bb): New.
22344 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22346 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22349 * Makefile.in (build_file_translate): New.
22350 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22351 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22352 * configure.ac (build_file_translate): Substitute it.
22353 * configure: Regenerate.
22355 2008-02-19 Jan Hubicka <jh@suse.cz>
22357 PR rtl-optimization/34408
22358 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22361 2008-02-19 Jan Hubicka <jh@suse.cz>
22363 PR middle-end/28779
22364 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22367 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22370 * config/i386/i386-modes.def: Revert the last DI alignment
22371 change until Ada people can look into it.
22373 2008-02-19 Nick Clifton <nickc@redhat.com>
22375 * opts.c (print_specific_help): Fix typo in --help text.
22377 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22380 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22381 32-bit inline asm without asm alternatives for host GCC < 3.0.
22383 2008-02-19 Richard Guenther <rguenther@suse.de>
22385 PR tree-optimization/34989
22386 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22387 Allow propagation to INDIRECT_REF if we can simplify only.
22389 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22391 * c-common.c (warn_for_collisions_1): Use appropriate option when
22394 2008-02-19 Nick Clifton <nickc@redhat.com>
22397 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22398 (handle_options): Fix indentation.
22399 (print_filtered_help): If no language-specific options were
22400 displayed tell the user how to list all the options supported by
22401 the language's front-end.
22402 (print_specific_help): Fix indentation and remove duplicate line.
22403 (common_handle_option): Handle the -v option.
22404 For --help enable the display of undocumented options if the -v
22405 switch has been included on the command line.
22406 For --help= check for overlaps in the arguments between the option
22407 classes and the language names and issue a warning when they
22408 cannot be disambiguated.
22409 * c.opt (v): Pass on to the common option handler.
22411 2008-02-19 Revital Eres <eres@il.ibm.com>
22413 * modulo-sched.c (sms_schedule): Change dump message when
22414 create_ddg function fails.
22415 (try_scheduling_node_in_cycle): Rename row to cycle.
22416 (print_partial_schedule): Rename CYCLE to ROW.
22418 2008-02-19 Christian Bruel <christian.bruel@st.com>
22419 Zdenek Dvorak <ook@ucw.cz>
22421 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22423 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22426 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22427 (*x86_movdicc_0_m1_se): Ditto.
22429 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22431 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22432 (CMPtype): Define as __gcc_CMPtype.
22433 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22434 (CMPtype): Define as __gcc_CMPtype.
22436 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22438 Support valgrind 3.3 for --enable-checking=valgrind.
22439 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22441 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22442 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22443 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22444 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22445 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22446 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22447 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22449 * ggc-zone.c: Similar.
22450 * ggc-page.c: Similar.
22452 2008-02-19 Paul Brook <paul@codesourcery.com>
22455 * config/arm/ieee754-df.S: Fix do_it typo.
22456 * config/arm/ieee754-sf.S: Fix do_it typo.
22458 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22461 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22462 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22463 (OPTION_MASK_ISA_SSE_SET): Likewise.
22464 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22465 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22466 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22467 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22468 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22469 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22470 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22471 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22472 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22473 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22474 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22475 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22476 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22477 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22478 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22479 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22480 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22481 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22482 (OPTION_MASK_ISA_SSE4): Removed.
22483 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22484 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22485 (override_options): Don't turn on implied SSE/MMX bits in
22488 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22490 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22493 2008-02-18 Joey Ye <joey.ye@intel.com>
22495 PR middle-end/34921
22496 * tree-nested.c (insert_field_into_struct): Set type alignment
22497 to field alignment if the former is less than the latter.
22499 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22501 * BASE-VER: Set to 4.4.0.
22503 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22505 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22506 * doc/cfg.texi: Likewise.
22507 * doc/extend.texi: Likewise.
22508 * doc/gty.texi: Likewise.
22509 * doc/invoke.texi: Likewise.
22510 * doc/loop.texi: Likewise.
22511 * doc/md.texi: Likewise.
22512 * doc/passes.texi: Likewise.
22513 * doc/rtl.texi: Likewise.
22514 * doc/sourcebuild.texi: Likewise.
22515 * doc/tm.texi: Likewise.
22516 * doc/tree-ssa.texi: Likewise.
22518 2008-02-17 Richard Guenther <rguenther@suse.de>
22520 PR middle-end/35227
22521 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22522 without default definition.
22524 2008-02-17 Richard Guenther <rguenther@suse.de>
22526 PR tree-optimization/35231
22527 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22530 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22533 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22534 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22535 libgcc_cmp_return mode.
22537 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22540 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22542 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22544 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22547 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22549 * doc/c-tree.texi: Use `@.' where appropriate.
22550 * doc/extend.texi: Likewise.
22551 * doc/install.texi: Likewise.
22552 * doc/invoke.texi: Likewise.
22553 * doc/loop.texi: Likewise.
22554 * doc/makefile.texi: Likewise.
22555 * doc/md.texi: Likewise.
22556 * doc/passes.texi: Likewise.
22557 * doc/standards.texi: Likewise.
22558 * doc/tm.texi: Likewise.
22560 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22562 PR middle-end/35196
22563 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22565 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22566 rather than in entry_bb.
22568 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22570 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22571 libgcc_cmp_return mode.
22573 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22575 PR middle-end/35130
22576 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22577 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22579 2008-02-15 Richard Guenther <rguenther@suse.de>
22580 Zdenek Dvorak <ook@ucw.cz>
22582 PR tree-optimization/35164
22583 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22584 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22585 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22586 Only propagate addresses which do not have abnormal SSA_NAMEs
22589 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22592 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22594 2008-02-15 Jan Hubicka <jh@suse.cz>
22596 PR middle-end/35149
22597 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22599 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22601 PR middle-end/34621
22602 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22603 when calculating alignment_pad.
22605 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22607 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22608 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22609 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22610 and STACK_BOUNDARY define.
22612 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22614 PR preprocessor/35061
22615 * c-pragma.c (handle_pragma_pop_macro): Check that
22616 pushed_macro_table has been allocated.
22618 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22620 PR middle-end/35136
22621 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22622 (force_gimple_operand): Likewise.
22623 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22624 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22625 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22626 (find_interesting_uses_address): Check addressability and alignment
22627 of the base expression only after substituting bases of IVs into it.
22629 2008-02-14 Michael Matz <matz@suse.de>
22632 * function.c (instantiate_virtual_regs_in_insn): Reload address
22633 before falling back to reloading the whole operand.
22635 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22637 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22638 before the first section switch note.
22640 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22642 * doc/bugreport.texi: Update copyright years.
22643 * doc/c-tree.texi: Likewise.
22644 * doc/cfg.texi: Likewise.
22645 * doc/cpp.texi: Likewise.
22646 * doc/cppinternals.texi: Likewise.
22647 * doc/fragments.texi: Likewise.
22648 * doc/frontends.texi: Likewise.
22649 * doc/gcc.texi: Likewise.
22650 * doc/gty.texi: Likewise.
22651 * doc/hostconfig.texi: Likewise.
22652 * doc/implement-c.texi: Likewise.
22653 * doc/libgcc.texi: Likewise.
22654 * doc/loop.texi: Likewise.
22655 * doc/makefile.texi: Likewise.
22656 * doc/options.texi: Likewise.
22657 * doc/passes.texi: Likewise.
22658 * doc/rtl.texi: Likewise.
22659 * doc/sourcebuild.texi: Likewise.
22660 * doc/standards.texi: Likewise.
22661 * doc/tree-ssa.texi: Likewise.
22662 * doc/trouble.texi: Likewise.
22664 * doc/extend.texi: Use @: or add comma where appropriate.
22665 * doc/invoke.texi: Likewise.
22666 * doc/tm.texi: Likewise.
22668 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22671 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22674 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22676 * doc/md.texi (clz, ctz): Add reference.
22677 * doc/rtl.texi (clz, ctz): Likewise.
22679 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22682 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22685 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22687 * config/s390/s390.c (struct constant_pool): New field
22688 emit_pool_after added.
22689 (s390_mainpool_start): Set the emit_pool_after flag according
22690 to the section switch notes.
22691 (s390_mainpool_finish): Consider emit_pool_after when emitting
22692 the literal pool at the end of the function.
22693 (s390_chunkify_start): Force literal pool splits at section
22696 2008-02-13 Michael Matz <matz@suse.de>
22699 * var-tracking.c (clobber_variable_part): Correctly traverse the
22702 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22705 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22706 Add -fdump-ipa-inline.
22707 * tree-dump.c (dump_files): Remove tree-inlined dump.
22708 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22710 2008-02-12 Richard Guenther <rguenther@suse.de>
22712 PR tree-optimization/35171
22713 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22716 2008-02-12 Richard Guenther <rguenther@suse.de>
22718 PR middle-end/35163
22719 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22720 value-preserving mode. Disallow final truncation.
22722 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22724 PR middle-end/35136
22725 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22726 code from here to...
22727 (force_gimple_operand): ...here.
22729 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22732 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22733 non-compatible pointers.
22734 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22735 different FIELD_DECLs, try harder by comparing field offsets, sizes
22738 PR inline-asm/35160
22739 * function.c (match_asm_constraints_1): Don't replace the same input
22742 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22744 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22745 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22746 (expand_epilogue): Restore RAMPZ register.
22747 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22749 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22751 * config/i386/cygwin.asm: (__alloca): Correct calling
22752 convention and alignment.
22753 (__chkstk): Force 8 byte stack alignment.
22755 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22756 Richard Guenther <rguenther@suse.de>
22758 PR tree-optimization/33992
22759 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22760 the zero we compare against.
22762 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22764 PR libfortran/35063
22765 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22766 to CloseHandle after unlocking to prevent accumulation of handle
22769 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22771 PR middle_end/34150
22772 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22773 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22774 and update LABEL_NUSES during and after reload.
22776 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22778 PR middle-end/34627
22779 * combine.c (simplify_if_then_else): Make sure the comparison is
22780 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22782 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22785 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22786 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22787 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22788 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22789 * tree.h (get_type_static_bounds): Likewise.
22791 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22793 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22794 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22795 Make -Wfoo language annotations match what the compiler outputs.
22797 2008-02-08 Sa Liu <saliu@de.ibm.com>
22799 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22800 intrinsics spu_convts, spu_convtu, spu_convtf.
22802 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22804 * doc/extend.texi (Function Attributes) <noinline>: Mention
22805 asm ("") as method to keep calls.
22807 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22810 * doc/options.texi (Options): Replace references to opts.sh with
22812 * opts-common.c: Likewise.
22813 * optc-gen.awk: Likewise.
22815 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22817 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22819 2008-02-07 Richard Henderson <rth@redhat.com>
22822 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22823 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22826 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22828 PR tree-optimization/35085
22829 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22830 for operand entry oe2 in addition to operand entry oe3 in order to
22831 expose more opportunities for vectorizer sum reduction.
22833 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22836 * Makefile.in (LIBS): Remove $(GMPLIBS).
22837 (cc1-dummy, cc1): Add $(GMPLIBS).
22839 2008-02-06 Jan Hubicka <jh@suse.cz>
22842 * i386.md (moddf_integer): Do not produce partial memory stalls for
22843 targets where it hurts.
22845 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22848 * optabs.c (expand_float): Do not check for decimal modes when
22849 expanding unsigned integer through signed conversion.
22851 2008-02-06 Nick Clifton <nickc@redhat.com>
22853 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22854 inside the clobber with a match_operand and duplicated operand
22855 number in the constraint.
22856 (ineqbranchsi): Delete redundant comment.
22858 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22860 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22861 builtin_define ("__USE_INIT_FINI__").
22862 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22864 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22866 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22868 PR documentation/30330
22869 * doc/invoke.texi (C++ Dialect Options)
22870 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22871 For each warning option -Wfoo that allows -Wno-foo, ensure both
22872 -Wfoo and -Wno-foo are listed in the option index. Fix index
22873 entry of -Wswitch-default, index -Wnormalized= including the
22874 `=', and -Wlarger-than-@var{len} including @var{len}.
22876 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22878 * config/i386/i386.md (floatunssisf2): Use
22879 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22880 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22881 Macroize expander using MODEF mode iterator.
22883 2008-02-05 Diego Novillo <dnovillo@google.com>
22885 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22888 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22890 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22893 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22895 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22898 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22899 to indicate if a message should be generated.
22900 (init_cumulative_args): Updated.
22901 (function_value_32): Likewise.
22903 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22905 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22907 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22910 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22911 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22913 2008-02-04 Diego Novillo <dnovillo@google.com>
22915 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22918 * tree-vrp.c (vrp_evaluate_conditional): With
22919 -Wtype-limits, emit a warning when comparing against a
22920 constant outside the natural range of OP0's type.
22922 2008-02-04 Richard Guenther <rguenther@suse.de>
22924 PR middle-end/33631
22925 * expr.c (count_type_elements): Give for unions instead of
22928 2008-02-04 Richard Guenther <rguenther@suse.de>
22930 PR middle-end/35043
22931 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22932 to TYPE_DOMAINs base type instead of using bitsizetype here.
22934 2008-02-03 Jason Merrill <jason@redhat.com>
22936 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22938 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22941 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22942 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22943 (RS/6000 and PowerPC Options): Fix typos and markup.
22944 * doc/passes.texi (Tree-SSA passes): Likewise.
22946 2008-02-02 Michael Matz <matz@suse.de>
22949 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22950 from record_last_reg_set_info.
22951 (record_last_reg_set_info): Take an RTX argument, iterate over all
22952 constituent hardregs.
22953 (record_last_set_info, record_opr_changes): Change calls to
22954 new signature or to record_last_reg_set_info_regno.
22956 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22958 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22960 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22962 PR rtl-optimization/34773
22963 * reg-notes.def (EQUAL): Mention significance of combination of
22964 REG_EQUAL and REG_RETVAL.
22965 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22966 insn that has a REG_RETVAL.
22968 2008-02-01 Roger Sayle <roger@eyesopen.com>
22971 * configure.ac (--enable-fixed-point): Disable unless explicitly
22973 * configure: Regenerate.
22975 2008-02-01 Richard Guenther <rguenther@suse.de>
22978 * invoke.texi (-finline-limit): Remove no longer true parts
22979 of the documentation. Note that there is no default value.
22981 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22982 Mark Mitchell <mark@codesourcery.com>
22983 Ben Elliston <bje@au.ibm.com>
22986 * doc/extend.texi (Other Builtins): Document.
22988 2008-01-31 Tom Browder <tom.browder@gmail.com>
22990 * doc/c-tree.texi (Types): Fix grammar.
22991 (Expression trees): Ditto.
22992 * doc/passes.texi (Tree-SSA passes): Ditto.
22994 * doc/configterms.texi (Configure Terms): Fix typo.
22995 * doc/cpp.texi (Common Predefined Macros): Ditto.
22996 * doc/md.texi (Machine Constraints): Ditto.
22998 * doc/makefile.texi (Makefile): Add comma.
23000 2008-01-31 Tom Browder <tom.browder@gmail.com>
23001 Gerald Pfeifer <gerald@pfeifer.com>
23003 * doc/sourcebuild.texi (Front End): Remove references to CVS
23004 and CVSROOT/modules.
23005 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23006 (Back End): Remove reference to CVS.
23008 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23011 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23013 (mips16_gp_pseudo_reg): ...here.
23014 * config/mips/mips.md (load_const_gp): Replace with...
23015 (load_const_gp_<mode>): ...this :P-based insn.
23017 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23019 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23020 options. Minor fixes.
23021 (-std): Move reference to standards closer to where language
23022 standards are first mentioned.
23024 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23026 PR rtl-optimization/34995
23027 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23028 parameter and return a bool. If the rtx parameter is nonnull,
23029 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23030 (find_reloads): Update call accordingly. Pass the new operand
23031 if it needed no address reloads, otherwise pass null.
23033 2008-01-30 Richard Henderson <rth@redhat.com>
23036 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23037 for unbounded arrays.
23039 2008-01-30 Silvius Rus <rus@google.com>
23041 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23043 2008-01-30 Jan Hubicka <jh@suse.cz>
23046 * i386.c (init_cumulative_args): Use real function declaration when
23049 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23051 PR rtl-optimization/34998
23052 * global.c (build_insn_chain): Treat non-subreg_lowpart
23053 SUBREGs of pseudos as clobbering all the words covered by the
23054 SUBREG, not just all the bytes.
23055 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23056 original df_ref rather than an extract parameter.
23057 (global_conflicts): Update call accordingly.
23059 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23061 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23062 the overflow check to make it easier to read.
23063 (__fixtfdi): Change the type of the ll member in union
23064 long_double to UDItype_x.
23066 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23068 PR middle-end/34969
23069 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23070 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23071 * tree-inline.c (fold_marked_statements): Call
23072 cgraph_update_edges_for_call_stmt if folding a call statement.
23073 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23074 debug_generic_stmt calls, reset it back afterwards.
23077 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23079 * c-typeck.c (build_external_ref): Don't pedwarn about
23080 static vars in current function's scope.
23082 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23084 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23086 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23089 * ipa-struct-reorg.c: Fix spelling.
23090 * params.def: Ditto.
23092 2008-01-29 Richard Guenther <rguenther@suse.de>
23094 PR middle-end/35006
23095 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23097 * tree-inline.c (remap_type): Increment remapping_type_depth
23098 around remapping types.
23099 (copy_body_r): Only add referenced variables if they are referenced
23100 from code, not types.
23102 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23113 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23114 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23116 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23119 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23120 pointer for tiny stack.
23122 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23124 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23126 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23128 * config/vx-common.h: Fix typo in comment.
23130 2008-01-28 Ian Lance Taylor <iant@google.com>
23134 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23135 coalesce pointers if they have different DECL_NO_TBAA_P values.
23136 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23137 between variables with different DECL_NO_TBAA_P values.
23139 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23142 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23143 are not legitimate small data references on SPE targets.
23145 2008-01-28 David Daney <ddaney@avtrex.com>
23147 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23149 2008-01-28 David Daney <ddaney@avtrex.com>
23151 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23153 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23155 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23156 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23157 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23158 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23159 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23160 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23161 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23162 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23164 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23166 * basic-block.h (condjump_equiv_p): Fix comment.
23168 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23170 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23171 print_generic_stmt_indented): Fix comment.
23173 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23175 * configure.ac (__stack_chk_fail): Add detecion for availability
23176 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23177 * configure: Regenerate.
23179 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23181 PR middle-end/34688
23182 * final.c (output_addr_const): Handle TRUNCATE.
23184 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23187 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23188 (zero_cost, infinite_cost): New constants.
23189 (struct cost_pair): Change type of cost to comp_cost.
23190 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23191 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23193 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23194 split_address_cost, ptr_difference_cost, difference_cost,
23195 get_computation_cost_at, get_computation_cost,
23196 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23197 determine_use_iv_cost_condition, determine_use_iv_costs,
23198 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23199 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23200 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23201 Change type of cost to comp_cost.
23202 (determine_iv_cost): Increase cost of non-original ivs, instead
23203 of decreasing the cost of original ones.
23204 (get_address_cost): Indicate the complexity of the addressing mode
23206 (try_add_cand_for): Prefer using ivs not specific to some object.
23207 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23209 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23210 Janis Johnson <janis187@us.ibm.com>
23213 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23214 (TARGET_INSTANTIATE_DECLS): Likewise.
23215 * target.h (expand_to_rtl_hook): New target hook.
23216 (instantiate_decls): Likewise.
23217 * function.c (instantiate_decl): Make non-static. Rename to...
23218 (instantiate_decl_rtl): ... this.
23219 (instantiate_expr): Use instantiate_decl_rtl.
23220 (instantiate_decls_1): Likewise.
23221 (instantiate_decls): Likewise.
23222 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23223 * function.h (instantiate_decl_rtl): Add prototype.
23224 * cfgexpand.c (target.h): New include.
23225 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23226 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23227 (TARGET_INSTANTIATE_DECLS): Likewise.
23228 (TARGET_INITIALIZER): New target hooks added.
23229 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23231 * config/rs6000/rs6000.c (tree-flow.h): New include.
23232 (machine_function): Add sdmode_stack_slot field.
23233 (rs6000_alloc_sdmode_stack_slot): New function.
23234 (rs6000_instantiate_decls): Likewise.
23235 (rs6000_secondary_memory_needed_rtx): Likewise.
23236 (rs6000_check_sdmode): Likewise.
23237 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23238 (TARGET_INSTANTIATE_DECLS): Likewise.
23239 (rs6000_hard_regno_mode_ok): Allow SDmode.
23240 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23241 (rs6000_emit_move): Handle SDmode.
23242 (function_arg_advance): Likewise.
23243 (function_arg): Likewise.
23244 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23245 SDmode var args for 32-bit compiles.
23246 (rs6000_secondary_reload_class): Handle SDmode.
23247 (rs6000_output_function_epilogue): Likewise.
23248 (rs6000_function_value): Simplify if statement.
23249 (rs6000_libcall_value): Likewise.
23250 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23251 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23252 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23253 (movsd_hardfloat): New define_insn.
23254 (movsd_softfloat): Likewise.
23255 (movsd_store): Likewise.
23256 (movsd_load): Likewise.
23257 (extendsddd2): Likewise.
23258 (extendsdtd2): Likewise.
23259 (truncddsd2): Likewise.
23260 (movdd_hardfloat64): Fixup comment.
23261 (UNSPEC_MOVSD_LOAD): New constant.
23262 (UNSPEC_MOVSD_STORE): Likewise.
23264 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23267 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23269 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23270 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23271 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23272 and TRUTH_XOR_EXPR.
23274 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23277 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23278 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23279 __LONGDOUBLE128 too.
23280 * config/rs6000/aix61.h: New file.
23282 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23284 PR rtl-optimization/34959
23285 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23286 popcount and parity rtxes the same mode as their operand.
23287 Truncate or extend the result to the return value's mode
23290 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23293 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23294 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23295 to GOT_VERSION_REGNUM.
23296 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23297 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23298 * config/mips/mips.c (mips_emit_call_insn): New function.
23299 (mips_call_tls_get_addr): Call mips_expand_call directly.
23300 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23302 (mips16_build_call_stub): Likewise. Return the call insn or null.
23303 (mips_expand_call): Update the call to mips16_build_call_stub
23304 accordingly and a remove redundant condition. Assert that MIPS16
23305 stubs do not use lazy binding. Use mips_emit_call_insn and return
23307 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23309 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23310 (mips_avoid_hazard): Remove hazard_set handling.
23311 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23312 (UNSPEC_RESTORE_GP): ...this.
23313 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23314 (FAKE_CALL_REGNO): Rename to...
23315 (GOT_VERSION_REGNUM): ...this.
23316 (type): Add "ghost" value. Add an associated insn reservation.
23317 (hazard_set): Remove.
23318 (exception_receiver): Rename to...
23319 (restore_gp): ...this and update the unspec identifier accordingly.
23320 (exception_receiver, nonlocal_got_receiver): New expanders.
23321 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23322 FAKE_CALL_REGNO. Remove hazard_set attribute.
23323 (set_got_version, update_got_version): New patterns.
23325 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23328 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23330 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23333 * doc/install.texi2html: Generate gcc-vers.texi.
23335 2008-01-25 DJ Delorie <dj@redhat.com>
23337 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23339 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23341 * config/c4x: Remove directory.
23342 * config.gcc (crx-*, mt-*): Mark obsolete.
23343 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23344 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23345 sh-*-rtemscoff*): Remove cases.
23346 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23347 * real.c (encode_c4x_single, decode_c4x_single,
23348 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23349 c4x_extended_format): Remove.
23350 * real.h (c4x_single_format, c4x_extended_format): Remove.
23351 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23353 (Pragmas): Remove comment about c4x pragmas.
23354 * doc/install.texi (c4x): Remove target-specific instructions.
23355 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23356 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23357 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23358 refer to C4x source files as examples.
23359 (C4X_FLOAT_FORMAT): Remove documentation.
23361 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23363 * config/bfin/bfin.c (override_options): Reorder tests so that
23364 flag_pic gets enabled for -msep-data.
23366 2008-01-25 Richard Guenther <rguenther@suse.de>
23368 PR middle-end/32244
23369 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23370 to its bitfield precision if required.
23372 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23374 PR middle-end/33880
23375 * tree-nested.c (walk_omp_for): New function.
23376 (convert_nonlocal_reference, convert_local_reference): Call
23377 walk_omp_for on OMP_FOR.
23378 (convert_call_expr): Call walk_body on OMP_FOR's
23379 OMP_FOR_PRE_INIT_BODY.
23381 2008-01-25 Richard Guenther <rguenther@suse.de>
23383 PR tree-optimization/34966
23384 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23385 default defs and PHI_NODEs we have to insert after the
23386 defining statement.
23388 2008-01-24 Nick Clifton <nickc@redhat.com>
23390 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23391 Provide a default definition.
23392 (LIBGCC2_UNITS_PER_WORD): Likewise.
23394 * config/stormy16/stormy16.c: Include df.h for the prototype
23395 for df_regs_ever_live_p.
23396 (xstormy16_expand_builtin_va_start): Convert the stack offset
23397 into a component_ref and then use POINTER_PLUS_EXPR to add it
23398 to the incoming_virtual_args_rtx.
23399 (xstormy16_gimplify_va_arg_expr): Rename to
23400 xstormy16_gimplify_va_arg_expr.
23401 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23402 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23403 xstormy16_gimplify_va_arg_expr.
23404 Fix up some formatting issues.
23406 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23407 Move to predicates.md.
23408 (xs_hi_general_operand): Likewise.
23409 (xs_hi_nonmemory_operand): Likewise.
23410 * config/stormy16/predicates.md:
23411 (xstormy16_carry_plus_operand): New predicate.
23412 (xs_hi_general_operand): New predicate.
23413 (xs_hi_nonmemory_operand): New predicate.
23414 * config/stormy16/stormy16-protos.h:
23415 (xstormy16_carry_plus_operand): Delete prototype.
23416 (xs_hi_general_operand): Likewise.
23417 (xs_hi_nonmemory_operand): Likewise.
23419 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23420 modifiers as they are no longer needed and they can trigger
23421 reload spill failures.
23423 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23424 with a match_operand in order to help reload.
23426 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23427 constraint with 'e' for the 8th alternative as this version of
23428 the mov.w instruction only accepts the lower 8 registers.
23430 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23433 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23434 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23437 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23439 PR middle-end/33333
23440 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23442 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23444 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23446 (remove_structure): Update allocations list before removing structure.
23448 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23450 * ipa-struct-reorg.c (is_safe_cond_expr,
23451 create_new_stmts_for_cond_expr): Use integer_zerop function,
23452 that recognize not only zero-pointer, but zero-integer too.
23454 2008-01-25 Ben Elliston <bje@au.ibm.com>
23457 * fixproto: Escape "." in sed expression that strips leading "./".
23459 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23462 * gcc.c (SWITCH_OK): Removed.
23463 (SWITCH_LIVE): Changed to bit.
23464 (SWITCH_FALSE): Likewise.
23465 (SWITCH_IGNORE): Likewise.
23466 (switchstr): Change live_cond to unsigned int.
23467 (process_command): Replace SWITCH_OK with 0.
23468 (do_self_spec): Likewise.
23469 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23470 (give_switch): Likewise.
23471 (used_arg): Likewise.
23472 (do_spec_1): Set the SWITCH_IGNORE bit.
23473 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23474 bits. Set the SWITCH_LIVE bit.
23476 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23478 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23480 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23482 PR tree-optimization/34472
23483 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23484 parameter to a "bool *" and set *DATA to false if there is
23485 an unsafe access. Do not delete the structure here.
23486 (check_cond_exprs): Delete it here instead.
23487 (check_cond_exprs, exclude_cold_structs): Do not increase
23488 I when removing a structure.
23490 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23493 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23494 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23496 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23498 PR middle-end/34934
23499 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23500 a fixed vector for stack.
23502 2008-01-24 Ben Elliston <bje@au.ibm.com>
23505 * doc/gcc.texi (Software development): Add a direntry for g++.
23507 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23509 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23510 stale and straggling -fforce-addr comments above.
23512 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23514 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23515 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23517 2008-01-23 Michael Matz <matz@suse.de>
23520 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23523 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23525 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23526 malloc result type.
23528 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23530 * config/avr/avr.c (avr_current_arch): New variable.
23531 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23532 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23533 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23534 (avr_override_options): Init 'avr_current_arch'.
23535 (base_arch_s): Move from here...
23536 * config/avr/avr.h (base_arch_s): ... here. Add new members
23537 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23538 'mega' to 'have_jmp_call'.
23539 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23540 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23542 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23544 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23545 MULTILIB_MATCHES): Ditto.
23547 2008-01-23 Richard Guenther <rguenther@suse.de>
23549 PR middle-end/31529
23550 * cgraphunit.c (cgraph_reset_node): Always mark the node
23551 not reachable if it is not queued already.
23553 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23555 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23556 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23557 (cputype_selected): New static variable.
23558 (bfin_handle_option): Set it if -mcpu is used.
23559 (override_option): Select default set of workarounds if no cpu type
23560 selected on the command line.
23561 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23563 From Michael Frysinger <michael.frysinger@analog.com>
23564 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23565 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23567 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23568 for bf547, bf523, bf524, and bf526.
23569 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23571 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23572 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23573 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23574 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23575 * doc/invoke.texi (Blackfin Options): Document that
23576 -mcpu now accept bf547, bf523, bf524, and bf526.
23578 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23580 PR rtl-optimization/34628
23581 * combine.c (try_combine): Stop and undo after the first combination
23582 if an autoincrement side-effect on the first insn has effectively
23585 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23588 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23589 Offset addresses are not valid for Altivec or paired float modes.
23591 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23594 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23595 if DECL_INITIAL (decl) is error_mark_node.
23598 * c-common.c (handle_vector_size_attribute): Only allow
23599 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23600 the same way as pointer, array etc. types.
23601 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23604 * tree.c (build_type_attribute_qual_variant): Call
23605 build_qualified_type if attributes are equal, but quals are not.
23607 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23610 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23611 * flags.h (warn_strict_aliasing): Remove.
23612 (warn_strict_overflow): Remove.
23613 * opts.c (warn_strict_aliasing): Remove.
23614 (warn_strict_overflow): Remove.
23615 * c-opts.c (c_common_handle_option): -Wall only sets
23616 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23617 (c_common_post_options): Give default values to -Wstrict-aliasing
23618 and -Wstrict-overflow if they are uninitialized.
23619 * common.opt (Wstrict-aliasing): Specify Var and Init.
23620 (Wstrict-overflow): Likewise.
23622 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23624 PR rtl-optimization/26854
23625 PR rtl-optimization/34400
23626 PR rtl-optimization/34884
23627 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23629 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23630 (df_rd_bb_info.expanded_lr_out): Deleted
23631 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23632 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23633 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23634 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23635 Removed code to allocate, initialize or free expanded_lr_out.
23636 (df_rd_bb_local_compute_process_def): Restructured to make more
23638 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23639 sets if the sets are being trimmed.
23641 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23644 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23645 (as_vers): Likewise.
23646 * configure: Regenerated.
23648 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23650 PR middle-end/33092
23651 * tree-pass.h (pass_build_alias): New pass.
23652 * tree-ssa-alias.c (gate_build_alias): New.
23653 (pass_build_alias): New.
23654 * passes.c (init_optimization_passes): Add pass_build_alias after
23655 pass_create_structure_vars.
23657 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23659 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23660 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23661 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23662 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23663 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23664 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23665 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23666 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23667 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23668 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23669 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23670 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23671 * config/s390/s390.md (FP_ALL): New mode iterator.
23672 (_d): New mode attribute.
23673 ("*signbit<mode>2>"): Changed mode of first operand.
23674 ("isinf<mode>2"): Changed mode of first operand.
23675 ("*TDC_insn"): Adaptation for DFP modes.
23677 2008-01-22 Ben Elliston <bje@au.ibm.com>
23679 * tree.c (check_qualified_type): Improve function description.
23681 2008-01-21 Jason Merrill <jason@redhat.com>
23684 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23685 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23688 2008-01-21 DJ Delorie <dj@redhat.com>
23690 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23693 2008-01-21 Richard Guenther <rguenther@suse.de>
23695 PR middle-end/34856
23696 * tree-cfg.c (verify_expr): Allow all invariant expressions
23697 instead of just constant class ones as reference argument.
23698 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23699 like any other constant.
23700 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23702 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23704 * regmove.c (fixup_match_1): Update call crossed frequencies.
23706 2008-01-21 Richard Guenther <rguenther@suse.de>
23709 * tree-inline.c (setup_one_parameter): Deal with mismatched
23710 types using a VIEW_CONVERT_EXPR.
23712 2008-01-21 Alon Dayan <alond@il.ibm.com>
23713 Olga Golovanevsky <olga@il.ibm.com>
23715 PR tree-optimization/34701
23716 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23717 when the structure size is not a power of 2.
23719 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23721 * doc/install.texi: Add doc for --enable-checking=df.
23723 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23725 PR rtl-optimization/34808
23726 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23728 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23730 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23733 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23735 PR rtl-optimization/26854
23736 PR rtl-optimization/34400
23737 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23739 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23740 (df_rd_bb_info.expanded_lr_out): New.
23741 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23742 * loop_iv.c (iv_analysis_loop_init): Ditto.
23743 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23744 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23745 Added code to allocate, initialize or free expanded_lr_out.
23746 (df_rd_bb_local_compute_process_def): Restructured to make
23747 more understandable.
23748 (df_rd_confluence_n): Add code to do nothing with fake edges and
23749 code to no apply invalidate_by_call sets if the sets are being trimmed.
23750 (df_lr_local_finalize): Renamed to df_lr_finalize.
23751 (df_live_local_finalize): Renamed to df_live_finalize.
23753 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23756 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23757 deciding whether to use reciprocal instructions.
23759 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23761 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23762 dwarf2out_note_section_used if cold_text_section is NULL.
23764 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23766 PR gcov-profile/34610
23767 * tree-cfg.c (make_edges): Mark both outgoing edges from
23768 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23769 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23770 from OMP_FOR and OMP_CONTINUE outgoing edges.
23772 * tree-profile.c (tree_profiling): Return early if
23773 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23775 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23776 from cfun to child_cfun.
23777 * function.h (struct function): Add after_tree_profile bit.
23779 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23781 * config/avr/avr.S (_exit): Disable interrupt.
23783 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23784 Steven Bosscher <stevenb.gcc@gmail.com>
23786 PR rtl-optimization/26854
23787 PR rtl-optimization/34400
23788 * df-problems.c (df_live_scratch): New scratch bitmap.
23789 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23790 (df_live_reset): Clear the proper bitmaps.
23791 (df_live_bb_local_compute): Only process the artificial defs once
23792 since the order is not important.
23793 (df_live_init): Init the df_live sets only with the variables
23794 found live by df_lr.
23795 (df_live_transfer_function): Use the df_lr sets to prune the
23796 df_live sets as they are being computed.
23797 (df_live_free): Free df_live_scratch.
23799 2008-01-18 Ian Lance Taylor <iant@google.com>
23801 * common.opt: Add fmerge-debug-strings.
23802 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23803 flag_merge_debug_strings rather than flag_merge_constants.
23804 * doc/invoke.texi (Option Summary): Mention
23805 -fmerge-debug-strings.
23806 (Debugging Options): Document -fmerge-debug-strings.
23808 2008-01-18 Ian Lance Taylor <iant@google.com>
23811 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23812 (struct tree_function_decl): Add new field operator_new_flag.
23813 * tree-inline.c (expand_call_inline): When inlining a call to
23814 operator new, force the return value to go into a variable, and
23815 set DECL_NO_TBAA_P on that variable.
23816 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23818 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23821 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23822 DWARF2_DEBUGGING_INFO.
23823 (dwarf2out_note_section_used): Ditto. Add prototype.
23824 (have_multiple_function_sections, text_section_used,
23825 cold_text_section_used, *cold_text_sections): Move declarations
23828 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23830 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23831 field and add signal_ra.
23832 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23833 assignments to frame state pc. Move end of stack check after
23834 MD_FALLBACK_FRAME_STATE_FOR.
23835 (uw_update_context_1): Use frame state signal_regs if set, instead
23836 of checking signal_frame flag.
23837 (uw_update_context): Use frame state signal_ra if set.
23838 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23839 * config/xtensa/linux-unwind.h: New file.
23841 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23843 * modulo-sched.c (get_sched_window): Fix comment typo.
23845 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23847 PR tree-optimization/34648
23848 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23850 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23852 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23853 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23855 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23857 PR rtl-optimization/34400
23858 * df-core.c (df_worklist_dataflow_overeager,
23859 df_worklist_dataflow_doublequeue): New functions.
23860 (df_worklist_dataflow): Two different worklist solvers.
23861 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23864 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23867 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23868 and ftree-parallelize-loops.
23870 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23872 PR rtl-optimization/34826
23873 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23875 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23877 * global.c (find_reg): Mark the eh regs as used if necessary.
23878 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23879 * ra.h (struct allocno): no_eh_reg field added. Changed
23880 no_stack_reg type to bitfield.
23882 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23884 * tree.c (substitute_in_expr): Add missing 'break'.
23886 2008-01-17 Richard Guenther <rguenther@suse.de>
23888 PR tree-optimization/34825
23889 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23890 x / x as division to handle.
23892 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23894 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23895 "-pthread" is specified.
23896 * pa-hpux11.h (LIB_SPEC): Likewise.
23898 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23899 Peter Bergner <bergner@vnet.ibm.com>
23901 PR rtl-optimization/33796
23902 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23904 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23906 PR libgfortran/34699
23907 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23909 * pa-hpux10.h (LINK_SPEC): Likewise.
23910 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23912 2008-01-16 Richard Guenther <rguenther@suse.de>
23914 PR middle-end/32628
23915 * fold-const.c (fold_convert_const_int_from_int): Do not
23916 set overflow if that occured only because of a sign extension
23917 change when converting from/to a sizetype with the same
23918 precision and signedness.
23920 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23923 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23924 location address to the correct place. Update copyright year.
23926 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23928 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23929 no dependences in the dependence_relations vector.
23931 2008-01-16 Jan Hubicka <jh@suse.cz>
23933 PR rtl-optimization/31396
23934 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23935 * cfg.c (dump_reg_info): Print it.
23936 * regs.h (struct reg_info_t): add freq_calls_crossed.
23937 (REG_FREQ_CALLS_CROSSED): New macro.
23938 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23939 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23940 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23941 regmove_optimize): Update call crossed frequencies.
23942 * local-alloc.c (struct qty): Add freq_calls_crossed.
23943 (alloc_qty): Copute freq_calls_crossed.
23944 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23945 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23946 * ra.h (struct allocno): Add freq_calls_crossed.
23948 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23950 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23951 libgomp when compiling with ftree-parallelize-loops.
23952 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23954 2008-01-16 Richard Guenther <rguenther@suse.de>
23956 PR tree-optimization/34769
23957 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23958 * tree.c (int_cst_value): Instead make this function more
23959 permissive in what it accepts as valid input. Document this
23960 function always sign-extends the value.
23962 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23963 Richard Guenther <rguenther@suse.de>
23966 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23967 (gimple_fold_indirect_ref_rhs): ... this.
23968 (gimple_fold_indirect_ref): New function with foldings
23969 that preserve lvalueness.
23970 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23971 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23972 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23973 to fold an INDIRECT_REF, fall back to the old use of
23974 fold_indirect_ref_1.
23976 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23978 * tree-data-ref.c (subscript_dependence_tester_1): Call
23979 free_conflict_function.
23980 (compute_self_dependence): Same.
23982 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23985 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23986 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23988 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23989 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23990 for DWARF2_UNWIND_INFO targets.
23992 2008-01-16 Richard Guenther <rguenther@suse.de>
23995 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23996 type qualifiers for function types.
23998 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24000 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24001 loop_iterator li from previous commit.
24003 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24005 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24007 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24009 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24010 (parallelize_loops): Don't parallelize irreducible components.
24012 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24015 * c-opts (c_common_post_options): Do not enable CPP
24016 flag_pedantic_errors by default.
24018 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24020 PR rtl-optimization/31944
24021 * cse.c (remove_pseudo_from_table): New function.
24022 (merge_equiv_classes): Use above function to remove pseudo-registers.
24023 (invalidate): Likewise.
24025 2008-01-13 Richard Guenther <rguenther@suse.de>
24027 PR middle-end/34601
24028 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24029 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24031 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24033 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24034 validate_change to unshare the source of the PC set.
24036 2008-01-12 Jan Hubicka <jh@suse.cz>
24038 PR middle-end/32135
24039 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24040 references above array bounds. This might trigger bounds checks for
24041 pointers to arrays.
24043 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24045 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24046 new_replaceable_dependencies.
24048 2008-01-12 Doug Kwan <dougkwan@google.com>
24050 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24051 instead of OPT_Wreturn_type in warning due to ignored return type
24053 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24054 options included in -Wextra.
24055 * c.opt: New option -Wignored_qualifiers.
24056 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24057 -Wignore_qualifiers.
24058 (-Wignored-qualifiers): Document.
24059 (-Wreturn-type): Remove description of functionality now handled
24060 by -Wignored-qualifiers.
24062 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24065 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24066 NOP_EXPR if it is between integral types with the same precision.
24068 2008-01-12 Jan Hubicka <jh@suse.cz>
24071 * invoke.texi (max-inline-recursive-depth): Fix default value.
24073 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24075 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24078 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24080 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24082 2008-01-11 James E. Wilson <wilson@specifix.com>
24085 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24087 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24089 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24090 save/restore frame pointer register and don't use 'call-prologues'
24091 optimization in function with "OS_task" attribute.
24093 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24095 PR middle-end/31309
24096 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24097 when copying to memory.
24099 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24101 PR rtl-optimization/30905
24102 * cfgcleanup.c: Include dce.h
24103 (crossjumps_occured): New global variable.
24104 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24105 If something changed, set crossjumps_occured to true.
24106 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24107 Don't add/remove fake edges to exit here...
24108 (cleanup_cfg): ...but do it here, when crossjumping.
24109 Run a fast DCE when successful crossjumps occured in the latest
24110 iteration of try_optimize_cfg.
24112 2008-01-11 Richard Guenther <rguenther@suse.de>
24114 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24115 (struct vn_unary_op_s): Likewise.
24116 (vn_reference_insert): Free old reference on hash collision.
24118 2008-01-10 Raksit Ashok <raksit@google.com>
24120 PR rtl-optimization/27971
24121 * combine.c (find_split_point): Split PLUS expressions which are
24122 inside a MEM rtx, and whose first operand is complex.
24124 2008-01-10 DJ Delorie <dj@redhat.com>
24126 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24127 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24128 (m32c_hard_regno_ok): Call the underlying function.
24130 2008-01-10 Richard Guenther <rguenther@suse.de>
24132 PR middle-end/34683
24133 * tree-cfg.c (tree_merge_blocks): Do not go through the
24134 full-blown folding and stmt updating path if we just deal
24135 with virtual operands.
24136 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24137 test for abnormal SSA_NAMEs.
24139 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24141 PR middle-end/34641
24142 * reload.c (push_reload): Add assertions. All constants from
24143 reg_equiv_constant should have been used for replacing the respective
24145 (find_reloads_address): Invoke find_reloads_address_part for
24146 constant taken from the reg_equiv_constant array.
24148 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24150 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24151 field (valnum) the first in the struct. Replace bools with
24154 2008-01-10 Richard Guenther <rguenther@suse.de>
24156 PR tree-optimization/34651
24157 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24158 types and ordering for masking and converting.
24160 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24162 PR tree-optimization/34017
24163 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24164 also for PHI_NODE expressions.
24166 2008-01-09 Jan Hubicka <jh@suse.cz>
24168 PR tree-optimization/34708
24169 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24170 based on number of case labels.
24171 (init_inline_once): Remove switch_cost.
24172 * tree-inline.h (eni_weights_d): Remove switch_cost.
24174 2008-01-09 Richard Guenther <rguenther@suse.de>
24175 Andrew Pinski <andrew_pinski@playstation.sony.com>
24177 PR middle-end/30132
24178 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24179 temporary if an rvalue is ok or an lvalue is not required.
24181 2008-01-09 Richard Guenther <rguenther@suse.de>
24183 PR middle-end/34458
24184 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24185 adjust return type.
24187 2008-01-09 Richard Guenther <rguenther@suse.de>
24189 PR middle-end/34679
24190 * tree.c (host_integerp): Check for sizetype only if the
24191 type is an integer type.
24193 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24196 * opts.c (decode_options): Disable inlining of functions called
24197 once if not in unit-at-a-time mode.
24199 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24201 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24203 2008-01-08 Richard Guenther <rguenther@suse.de>
24205 PR middle-end/31863
24206 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24207 out early if the result will be unused.
24209 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24214 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24215 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24218 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24220 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24221 for vectorization tuned.
24223 2008-01-08 Richard Guenther <rguenther@suse.de>
24225 PR tree-optimization/34683
24226 * tree-ssa-operands.c (operand_build_cmp): Export.
24227 * tree-ssa-operands.h (operand_build_cmp): Declare.
24228 * tree-vn.c (vuses_compare): Remove.
24229 (sort_vuses): Use operand_build_cmp.
24230 (sort_vuses_heap): Likewise.
24231 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24232 to re-use old VEC if available. Do not sort already sorted VUSEs.
24233 (vdefs_to_vec): Do not sort already sorted VDEFs.
24235 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24237 PR middle-end/34694
24238 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24240 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24243 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24244 limitations of reciprocal sequences on x86 targets.
24246 2008-01-08 Richard Guenther <rguenther@suse.de>
24248 PR tree-optimization/34683
24249 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24251 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24254 * config/darwin.c (darwin_mergeable_string_section): Don't use
24255 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24257 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24260 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24261 negxf2. Macroize expander using X87MODEF mode iterator. Change
24262 predicates of op0 and op1 to register_operand.
24263 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24264 expander using X87MODEF mode iterator. Change predicates of
24265 op0 and op1 to register_operand.
24266 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24267 corresponding patterns and macroize using MODEF macro. Change
24268 predicates of op0 and op1 to register_operand and remove
24269 "m" constraint. Disparage "r" alternative with "!".
24270 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24271 macroize using X87MODEF macro. Change predicates of op0 and op1
24272 to register_operand and remove "m" constraint. Disparage "r"
24273 alternative with "!".
24274 (absneg splitter with memory operands): Remove.
24275 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24276 patterns and macroize using X87MODEF mode iterator.
24277 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24278 Change predicate of op1 to register_operand.
24279 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24280 for memory operands.
24282 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24284 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24286 2008-01-07 Richard Guenther <rguenther@suse.de>
24288 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24291 2008-01-07 Richard Guenther <rguenther@suse.de>
24293 PR tree-optimization/34683
24294 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24295 VOPs of the needed size to save memory. Use VEC_quick_push
24296 to save compile-time.
24297 (vdefs_to_vec): Likewise.
24299 2008-01-07 Sa Liu <saliu@de.ibm.com>
24301 * config/spu/spu.md (divdf3): Genetate inline code for double
24302 division. The implementation doesn't handle INF or NAN, therefore it
24303 only applies when -ffinite-math-only is given.
24305 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24308 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24309 * doc/cpp.texi ([Common Predefined Macros]): Document.
24311 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24313 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24314 order to use commutative addition instead of subtraction.
24316 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24317 Mircea Namolaru <namolaru@il.ibm.com>
24318 Vladimir Yanovsky <yanov@il.ibm.com>
24319 Revital Eres <eres@il.ibm.com>
24321 PR tree-optimization/34263
24322 * tree-outof-ssa.c (process_single_block_loop_latch,
24323 contains_tree_r): New functions.
24324 (analyze_edges_for_bb): Call process_single_block_loop_latch
24325 function to empty single-basic-block latch block if possible.
24327 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24329 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24331 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24333 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24335 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24337 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24339 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24341 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24343 PR tree-optimization/34618
24344 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24347 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24350 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24351 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24352 Update copyright year.
24354 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24355 Update copyright year.
24356 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24359 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24361 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24362 edge does not point to current bb before changing need_assert.
24364 2008-01-04 Richard Guenther <rguenther@suse.de>
24366 PR middle-end/34029
24367 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24368 for verifying purposes if they are is_gimple_min_invariant.
24370 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24372 PR tree-optimization/34448
24373 PR tree-optimization/34465
24374 * gimplify.c (gimplify_init_constructor): Add new parameter
24375 notify_temp_creation. Use it.
24376 (gimplify_modify_expr_rhs): Take volatiles into account when
24377 optimizing constructors.
24378 Do not optimize constructors if gimplify_init_constructor will dump to
24380 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24381 * gcc.c-torture/compile/pr34448.c: New.
24383 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24385 PR gcov-profile/34609
24386 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24387 return_slot if result is TREE_ADDRESSABLE.
24389 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24391 * config/mips/mips.md (sqrt_condition): Tweak comment.
24392 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24394 2008-01-03 Tom Tromey <tromey@redhat.com>
24397 * c-common.c (c_type_hash): Handle VLAs.
24399 2008-01-03 Jan Hubicka <jh@suse.cz>
24401 PR tree-optimization/31081
24402 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24403 0 when inlining and not inlining to first basic block.
24404 (remap_decl): When var is initialized to 0, don't set default_def.
24405 (expand_call_inline): Set entry_bb.
24406 * tree-inline.h (copy_body_data): Add entry_bb.
24408 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24411 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24414 PR tree-optimization/29484
24415 * tree-inline.c (inline_forbidden_p_2): New function.
24416 (inline_forbidden_p): Disallow inlining if some static var
24417 has an address of a local LABEL_DECL in its initializer.
24418 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24421 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24423 PR tree-optimization/34635
24424 * tree-data-ref.c (add_other_self_distances): Make sure that the
24425 evolution step is constant.
24427 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24429 PR middle-end/34608
24430 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24432 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24434 * tree-sra.c (scalarize_init): Insert the generate_element_init
24435 statements after the generate_element_zero statements.
24437 2008-01-02 Richard Guenther <rguenther@suse.de>
24439 PR middle-end/34093
24440 PR middle-end/31976
24441 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24442 for very large number of operands instead of ICEing.
24444 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24447 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24448 while stack probing.
24450 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24452 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24455 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24457 PR libmudflap/26442
24458 * tree-mudflap.c (mx_register_decls): Guard warning by
24459 !DECL_ARTIFICIAL check.
24461 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24463 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24464 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24465 sse5_perm<mode>): Fix constraints.