1 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
5 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
6 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
8 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
10 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
11 Revert previous change.
13 2008-10-03 Tom Tromey <tromey@redhat.com>
15 * stringpool.c (ggc_alloc_string): Terminate string.
17 2008-10-03 Jakub Jelinek <jakub@redhat.com>
19 * gimplify.c (gimplify_function_tree): For -finstrument-functions
20 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
21 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
24 * gimplify.c (declare_vars): Use gimple_bind_block instead of
27 2008-10-03 Pascal Obry <obry@adacore.com>
29 * gcov.c (create_file_names): Properly handle UNIX and DOS
31 (make_gcov_file_name): Likewise + convert the ':' DOS drive
32 separator to '~' to ensure clean filenames on Windows.
34 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
36 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
37 Add a null terminator to the stripped name.
39 2008-10-02 David Edelsohn <edelsohn@gnu.org>
41 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
42 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
43 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
45 Revert SCALAR_FLOAT_MODE_P condition.
46 (function_arg): Condition on TARGET_DOUBLE_FLOAT,
48 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
51 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
53 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
55 2008-10-02 Richard Guenther <rguenther@suse.de>
58 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
59 and VECTOR_TYPE recurse with useless_type_conversion_p which
60 properly handles void pointer conversion.
62 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
65 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
66 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
68 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
70 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
71 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
72 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
73 they translate to non builtins.
74 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
75 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
76 __builtin_vec_promote, __builtin_vec_extract, and
78 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
79 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
80 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
81 * config/rs6000/altivec.h (vec_extract): Define
84 (vec_promote): Define.
86 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
87 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
88 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
90 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
92 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
93 prototype. Add new parameter, blk.
94 Use BLKmode for the MEM if blk is true.
95 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
96 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
97 ALTIVEC_BUILTIN_STVRXL.
98 Update usage of altivec_expand_lv_builtin.
99 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
100 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
101 (altivec_init_builtins): If compiling for the Cell, also define the
103 * config/rs6000/rs6000.h (rs6000_builtins): Define
104 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
105 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
106 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
107 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
108 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
109 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
110 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
111 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
112 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
113 UNSPEC_STVRX, and UNSPEC_STVRXL.
114 (altivec_lvlx): New pattern.
115 (altivec_lvlxl): New pattern.
116 (altivec_lvrx): New pattern.
117 (altivec_lvrxl): New pattern.
118 (altivec_stvlx): New pattern.
119 (altivec_stvlxl): New pattern.
120 (altivec_stvrx): New pattern.
121 (altivec_stvrxl): New pattern.
122 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
123 (vec_lvlxl): Likewise.
124 (vec_lvrx): Define if PPU is defined.
125 (vec_lvrxl): Likewise.
126 (vec_stvlx): Define if PPU is defined.
127 (vec_stvlxl): Likewise.
128 (vec_stvrx): Define if PPU is defined.
129 (vec_stvrxl): Likewise.
131 2008-10-01 Geert Bosch <bosch@adacore.com>
133 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
135 2008-10-01 Richard Guenther <rguenther@suse.de>
137 PR tree-optimization/37617
138 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
139 do not add to the NEW_SETS.
141 2008-10-01 Richard Guenther <rguenther@suse.de>
144 * tree-vrp.c (execute_vrp): If we optimized away the default
145 case make sure to promote the label that got in place of it
146 to a default case label.
148 2008-10-01 Richard Henderson <rth@redhat.com>
151 * tree-complex.c (set_component_ssa_name): Don't optimize
152 is_gimple_min_invariant values with ssa_names in abnormal phis.
154 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
156 PR tree-optimization/37662
157 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
158 commutative binary operation if they are in the wrong order and
159 fold_build2 produces non-GIMPLE.
161 2008-09-30 Jakub Jelinek <jakub@redhat.com>
163 PR tree-optimization/37662
164 PR tree-optimization/37663
165 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
166 get_value_range with non-SSA_NAME. Don't assert operands have been
167 folded, instead just bail out.
169 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
171 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
173 2008-09-30 Richard Guenther <rguenther@suse.de>
176 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
177 build restrict-qualified pointers.
178 (vectorizable_store): Move alias check later.
179 (vectorizable_load): Likewise.
181 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
183 * c-common.c (empty_if_body_warning): Remove.
184 * c-common.h (empty_if_body_warning): Remove.
185 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
186 here the -Wempty-body warning for `if' and `else' statements.
187 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
189 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
191 * config/i386/i386.opt: Add msse2avx.
193 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
194 * config/i386/linux64.h (ASM_SPEC): Likewise.
196 * doc/invoke.texi: Document -msse2avx.
198 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
200 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
202 2008-09-29 Joseph Myers <joseph@codesourcery.com>
204 * ifcvt.c (noce_emit_store_flag): If using condition from original
205 jump, reverse it if if_info->cond was reversed.
207 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
209 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
210 non-constant memory if it cannot be forced to constant memory.
211 Overhaul surrounding code and factor out common condition.
213 2008-09-29 Jeff Law <law@redhat.com>
215 * reload1.c (alter_reg): Add missing curly braces.
217 2008-09-29 Michael J. Eager <eager@eagercon.com>
219 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
221 * config/rs6000/rs6000.c (rs6000_override_options): Move
222 rs6000_init_hard_regno_mode_ok after all options changed.
223 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
224 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
225 -msimple-fpu flags. Add warning messages if single FP not configured.
226 (rs6000_file_start): Output gnu_attribute for single-float.
227 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
228 (rs6000_legitimize_address): Likewise.
229 (rs6000_legitimize_reload_address): Likewise.
230 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
232 (function_arg_advance): Likewise (partial conversion).
233 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
234 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
236 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
237 (rs6000_emit_prologue): Likewise.
238 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
240 (rs6000_libcall_value): Likewise.
241 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
242 (TARGET_DOUBLE_FLOAT): New default to 1
243 (TARGET_SIMPLE_FPU): New default to 0
244 (TARGET_SINGLE_FPU): New default to 0
245 (TARGET_SINGLE_FLOAT_MODE): New.
246 (TARGET_DOUBLE_FLOAT_MODE): New.
247 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
248 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
250 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
251 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
252 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
253 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
254 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
255 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
256 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
257 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
258 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
259 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
260 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
261 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
262 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
263 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
264 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
265 cmptf_internal1, *cmptf_internal2): Condition on
267 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
268 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
269 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
270 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
271 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
272 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
274 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
275 * config/rs6000/rs6000.opt (-msingle-float): New.
276 (-mdouble-float): New.
278 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
279 -msingle-float, -mdouble-float, -msimple-fpu options.
280 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
281 _SOFT_DOUBLE for -msingle-float.
282 * config.gcc: New config for target=powerpc-xilinx-eabi.
284 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
286 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
288 (new_scop): Take entry and exit edge to define new SCoP.
289 (sd_region_p): New structure used during SCoP detection.
290 (move_scops): Delete.
291 (move_sd_regions): New.
292 (scopdet_info): Change the definition from edges back to basic_blocks.
293 (scopdet_edge_info): Work on basic_blocks and rename to
294 scopdet_basic_block_info.
295 (split_difficult_bb): At the moment removed. We should later
296 add it at another place.
297 (build_scops_1): Work on basic_blocks.
298 (bb_in_sd_region): New.
299 (find_single_entry_edge): New.
300 (find_single_exit_edge): New.
301 (create_single_entry_edge): New.
302 (sd_region_without_exit): New.
303 (create_single_exit_edge): New.
304 (unmark_exit_edges): New.
305 (mark_exit_edges): New.
306 (create_sese_edges): New.
307 (build_graphite_scops): New.
308 (build_scops): Make SCoPs SESE.
309 (limit_scops): Use the new functions.
311 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
313 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
315 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
318 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
319 address to a register before taking the lower part.
321 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
323 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
326 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
327 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
330 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
331 the newly created variable.
332 Create a VECTOR_CST of all 1s for vector types.
334 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
337 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
339 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
341 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
342 order to convert between modes.
343 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
345 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
347 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
350 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
353 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
357 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
359 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
360 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
361 them to yield false with MIPS16.
363 2008-09-26 Jakub Jelinek <jakub@redhat.com>
366 * dwarf2out.c (tls_mem_loc_descriptor): New function.
367 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
368 mem_loc_descriptor failed. Accept UNSPEC.
369 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
370 fail if one of the loc_descriptor calls for pieces failed.
371 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
372 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
373 if loc_descriptor_from_tree_1 on offset failed.
376 * opts.c (common_handle_option): Don't call print_specific_help with
377 CL_SAVE as first argument.
379 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
380 Steve Ellcey <sje@cup.hp.com>
382 * configure: Regenerate for new libtool.
385 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
387 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
388 alias set on MEM when saving stack pointer.
389 * config/rs6000/rs6000.md (allocate_stack): Likewise
391 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
393 PR tree-optimization/37574
394 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
395 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
396 instead of vector_type for constants. Take computation out of loop.
397 (vect_get_vec_def_for_operand): Use only vectype for constant case,
398 and use only vector_type for invariant case.
399 (get_initial_def_for_reduction): Use vectype instead of vector_type.
401 2008-09-25 Jakub Jelinek <jakub@redhat.com>
404 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
405 the decl is a VAR_DECL or FUNCTION_DECL.
407 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
410 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
411 (mark_ref_live, mark_ref_dead): Use them.
412 (def_conflicts_with_inputs_p): Remove.
413 (mark_early_clobbers): New function.
414 (process_bb_node_lives): Call preprocess_constraints and
417 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
419 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
422 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
423 (ira_compress_allocno_live_ranges): New prototype.
425 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
426 (coalesced_allocnos_living_at_program_points): New.
427 (coalesced_allocnos_live_at_points_p,
428 set_coalesced_allocnos_live_points): New functions.
429 (coalesce_spill_slots): Rewrite.
431 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
432 ira_compress_allocno_live_ranges): New functions.
434 * ira-build.c (ira_flattening): Call
435 ira_compress_allocno_live_ranges.
438 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
440 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
443 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
445 * combine.c (make_compound_operation): Handle the 'E' format.
446 (count_rtxs): Likewise.
447 (update_table_tick): Likewise.
448 (get_last_value_validate): Likewise.
450 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
452 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
454 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
456 * matrix-reorg.c (transform_allocation_sites): Initializers
457 added to avoid the warning.
459 2008-09-25 Martin Jambor <mjambor@suse.cz>
461 * cgraph.c (free_nodes): New variable.
462 (NEXT_FREE_NODE): New macro.
463 (cgraph_create_node): Reuse nodes from the free list. Do not
464 update uid if doing so.
465 (cgraph_remove_node): Add the node to the free list.
467 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
469 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
471 2008-09-24 Richard Henderson <rth@redhat.com>
473 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
474 * unwind-dw2.c (execute_stack_op): Handle it.
476 2008-09-24 David Edelsohn <edelsohn@gnu.org>
479 2008-09-24 Michael J. Eager <eager@eagercon.com>
481 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
483 * c-common.c (fname_decl): New location argument.
484 * c-common.h (fname_decl): Same.
485 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
487 (c_parser_typeof_specifier): Same.
488 (c_parser_parms_list_declarator): Same.
489 (c_parser_asm_string_literal): Same.
490 (c_parser_compound_statement_nostart): Same.
491 (c_parser_label): Same.
492 (c_parser_do_statement): Same.
493 (c_parser_asm_statement): Same.
494 (c_parser_unary_expression): Same.
495 (c_parser_sizeof_expression): Same.
496 (c_parser_postfix_expression): Same.
497 (c_parser_pragma): Same.
498 (c_parser_omp_clause_collapse): Same.
499 (c_parser_omp_clause_num_threads): Same.
500 (c_parser_omp_clause_schedule): Same.
501 (c_parser_omp_all_clauses): Same.
502 (c_parser_omp_sections_scope): Same.
503 (c_parser_omp_for_loop): Same. Pass condition's location to
504 c_objc_common_truthvalue_conversion.
505 (c_parser_enum_specifier): Remove comment.
507 2008-09-24 Michael J. Eager <eager@eagercon.com>
509 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
511 * config/rs6000/rs6000.c (rs6000_override_options): Move
512 rs6000_init_hard_regno_mode_ok after all options changed.
513 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
514 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
515 -msimple-fpu flags. Add warning messages if single FP not configured.
516 (rs6000_file_start): Output gnu_attribute for single-float.
517 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
518 (rs6000_legitimize_address): Likewise.
519 (rs6000_legitimize_reload_address): Likewise.
520 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
522 (function_arg_advance): Likewise.
523 (function_arg): Likewise.
524 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
525 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
527 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
528 (rs6000_emit_prologue): Likewise.
529 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
531 (rs6000_libcall_value): Likewise.
532 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
533 (TARGET_DOUBLE_FLOAT): New default to 1
534 (TARGET_SIMPLE_FPU): New default to 0
535 (TARGET_SINGLE_FPU): New default to 0
536 (TARGET_SINGLE_FLOAT_MODE): New.
537 (TARGET_DOUBLE_FLOAT_MODE): New.
538 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
539 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
541 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
542 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
543 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
544 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
545 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
546 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
547 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
548 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
549 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
550 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
551 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
552 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
553 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
554 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
555 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
556 cmptf_internal1, *cmptf_internal2): Condition on
558 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
559 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
560 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
561 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
562 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
563 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
565 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
566 * config/rs6000/rs6000.opt (-msingle-float): New.
567 (-mdouble-float): New.
569 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
570 -msingle-float, -mdouble-float, -msimple-fpu options.
571 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
572 _SOFT_DOUBLE for -msingle-float.
573 * config.gcc: New config for target=powerpc-xilinx-eabi.
575 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
577 * config/sparc/constraints.md: New file.
578 * config/sparc/sparc.md: Include it.
579 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
580 (sparc_extra_constraint_check): Delete.
581 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
582 (memory_ok_for_ldd): New predicate.
583 (sparc_extra_constraint_check): Delete.
584 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
585 (CONST_OK_FOR_LETTER_P): Likewise.
586 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
587 (EXTRA_CONSTRAINT): Likewise.
589 2008-08-23 Steve Ellcey <sje@cup.hp.com>
591 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
593 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
595 * alias.c (find_base_value): Use FIND_BASE_TERM.
596 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
598 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
600 * config/i386/i386.c: Include cselib.h.
601 (ix86_pic_register_p): New function.
602 (ix86_delegitimize_address): Use it to check for the PIC register.
604 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
606 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
607 * config/i386/i386.c (ix86_find_base_term): Don't check for
608 SYMBOL_REF and LABEL_REF.
610 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
612 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
613 constant PLUS in a CONST.
615 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
617 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
618 check for sibcall support for w64.
620 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
622 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
624 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
626 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
627 parser_build_binary_op.
628 * c-decl.c (build_enumerator): Pass location to build_binary_op.
629 * c-typeck.c (build_array_ref): Same.
630 (parser_build_unary_op): New location argument.
631 (pointer_diff): Pass location to build_binary_op,
632 c_objc_common_truthvalue_conversion.
633 (build_modify_expr): Same.
634 (build_unary_op): New location argument.
635 (build_binary_op): New location argument.
636 (c_objc_common_truthvalue_conversion): Pass location to
637 c_*common_truthvalue_conversion.
638 * c-convert.c (convert): Same.
639 * c-common.c (binary_op_error): New location argument.
640 (pointer_int_sum): Pass location to build_binary_op.
641 (c_common_truthvalue_conversion): New location argument.
642 (warn_for_sign_compare): Same.
643 * c-common.h: Add location argument to c_common_truthvalue_conversion,
644 binary_op_error, build_binary_op, warn_for_sign_compare.
645 * c-parser.c (c_parser_condition): Pass location to
646 c_*common_truthvalue_conversion.
647 (c_parser_conditional_expression): Save condition's location and pass
649 (c_parser_binary_expression): Same, but for the binary operator's
651 (c_parser_omp_for_loop): Pass location to
652 c_objc_common_truthvalue_conversion.
654 2008-09-23 Martin Jambor <mjambor@suse.cz>
656 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
657 (cgraph_node_remove_callees): New temporary f. Hold the next item
659 (cgraph_node_remove_callers): Likewise.
661 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
662 (ipa_node_removal_hook): Likewise.
664 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
665 gimple_call_copy_skip_args and moved to the gimple_call section.
666 * gimple.c (gimple_copy_call_skip_args): Renamed to
667 gimple_call_copy_skip_args. Changed al users.
669 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
671 * ira-color.c (start_allocno_priorities): Rename to
672 setup_allocno_priorities. Use costs and
673 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
674 range lengths. Get rid off doubles.
675 (ira_fast_allocations): Call start_allocno_priorities.
677 2008-09-22 David Daney <ddaney@avtrex.com>
680 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
681 register if TARGET_LONG_CALLS.
683 2008-09-22 Richard Guenther <rguenther@suse.de>
685 PR tree-optimization/37145
686 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
687 value-numbering union accesses with their offset and size only.
688 (visit_reference_op_load): Fix simplification of inserted conversions.
689 * tree-ssa-pre.c (find_or_generate_expression): Do not
690 recursively generate expressions if running FRE.
692 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
694 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
695 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
696 *baddu_di<mode>): New patterns.
698 2008-09-22 Richard Guenther <rguenther@suse.de>
700 PR tree-optimization/37145
701 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
702 (phi_translate_1): Constant fold references.
704 2008-09-22 Ira Rosen <irar@il.ibm.com>
706 PR tree-optimization/37482
707 * tree-vectorizer.h (struct _slp_instance): Add new field.
708 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
709 (get_earlier_stmt): New function.
710 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
712 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
713 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
714 asserts that GSI points to the scalar statement being vectorized.
715 Set new statement location according to GSI.
716 (vect_schedule_slp_instance): Use GSI of
717 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
719 2008-09-21 Jan Hubicka <jh@suse.cz>
721 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
722 (ipcp_insert_stage): Update dead_nodes bitmap.
724 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
727 * config/i386/t-cygming (SHLIB_LC): Remove.
728 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
729 * config/i386/t-cygwin (SHLIB_LC): Specify all required
732 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
736 * final.c (mark_symbol_ref_as_used): New helper function.
737 (output_operand): Instead of just looking inside MEMs for
738 SYMBOL_REFs, use new helper function and for_each_rtx.
739 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
740 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
741 Make head comment more general.
742 * config/darwin.c (machopic_output_indirection): Handle weak
743 references here, like in assemble_external.
745 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
747 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
748 (sparc_emit_float_lib_cmp): Change return type.
749 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
750 (gen_compare_operator): New function.
751 (sparc_emit_float_lib_cmp): Return the new operator to be used in
752 the comparison sequence. Minor tweaks.
753 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
754 that the final operator and the result of sparc_emit_float_lib_cmp
755 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
756 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
757 buneq, bunge, bunle, bltgt): Assert that the final operator and the
758 result of sparc_emit_float_lib_cmp match for software TFmode.
759 (movqicc, movhicc, movsicc, movdicc): Merge into...
760 (mov<I:mode>cc): ...this.
761 (movsfcc, movdfcc, movtfcc): Merge into...
762 (mov<F:mode>cc): ...this.
763 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
765 (mov<I:mode>_cc_v9): ...this.
766 (movdi_cc_sp64_trunc): Delete.
767 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
768 movdi_cc_reg_sp64): Merge into...
769 (mov<I:mode>_cc_reg_sp64): ...this.
770 (movsf_cc_sp64): Rename into...
771 (movsf_cc_v9): ...this.
772 (movdf_cc_sp64): Rename into...
773 (movdf_cc_v9): ...this.
774 (movtf_cc_hq_sp64): Rename into...
775 (movtf_cc_hq_v9): ...this.
776 (movtf_cc_sp64): Rename into...
777 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
779 2008-09-21 Diego Novillo <dnovillo@google.com>
781 * doc/gccint.texi: Include generic.texi and gimple.texi.
783 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
784 (GIMPLE): Move to gimple.texi.
785 (Annotations): Remove references to to stmt_ann_t and
787 (SSA Operands): Rename from 'Statement Operands'.
788 * doc/generic.texi: New.
789 * doc/gimple.texi: New.
790 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
792 * Makefile.in (TEXI_GCCINT_FILES):
793 * gimple.c (gimple_copy_call_skip_args): Rename from
794 giple_copy_call_skip_args. Update all users.
795 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
797 2008-09-21 Ira Rosen <irar@il.ibm.com>
799 PR tree-optimization/37539
800 * tree-vect-transform.c (vect_transform_strided_load): Save vector
801 statement in related statement field only for the first load of the
802 group of loads with the same data reference.
804 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
806 * config/mips/mips.h (TUNE_OCTEON): New macro.
807 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
808 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
809 * config/mips/octeon.md: New file.
810 * config/mips/mips.md: Include octeon.md. Restore
811 semi-alphabetical order of include files.
813 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
816 * config/i386/i386.md (*jcc_fused_1): Removed.
817 (*jcc_fused_2): Likewise.
818 (*jcc_fused_3): Likewise.
819 (*jcc_fused_4): Likewise.
821 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
823 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
824 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
825 * target.h (gcc_target): Add ira_cover_classes.
826 * ira.c: Remove IRA_COVER_CLASSES guards.
827 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
828 instead of IRA_COVER_CLASSES.
829 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
830 (setup_class_translate): Likewise.
831 (setup_reg_class_intersect_union): Likewise.
832 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
833 test of targetm.ira_cover_classes.
834 * opts.c (decode_options): Use targetm.ira_cover_classes instead
835 of IRA_COVER_CLASSES.
836 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
837 (TARGET_INITIALIZER): Include it.
838 * targhooks.h (default_ira_cover_classes): Declare.
839 * targhooks.c (default_ira_cover_classes): New function.
841 2008-09-19 Bob Wilson <bob.wilson@acm.org>
843 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
845 2008-09-19 Ian Lance Taylor <iant@google.com>
847 * varasm.c (narrowing_initializer_constant_valid_p): Return
848 NULL_TREE if ENDTYPE is not an integer.
850 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
853 * tree-ssa.c (execute_update_addresses_taken): Also update
854 DECL_GIMPLE_REG_P for vector and complex types.
856 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
857 Jan Hubicka <jh@suse.cz>
860 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
861 empty before freeing them.
862 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
864 2008-09-18 Bob Wilson <bob.wilson@acm.org>
866 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
867 * config/xtensa/predicates.md (tls_symbol_operand): New.
868 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
869 (TARGET_CANNOT_FORCE_MEM): Define.
870 (xtensa_tls_symbol_p): New.
871 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
872 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
873 (xtensa_tls_module_base): New.
874 (xtensa_call_tls_desc): New.
875 (xtensa_legitimize_tls_address): New.
876 (xtensa_legitimize_address): Handle TLS symbols.
877 (xtensa_tls_referenced_p_1): New.
878 (xtensa_tls_referenced_p): New.
879 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
881 (XTENSA_BUILTIN_THREAD_POINTER): New.
882 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
883 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
884 builtin. Add declarations for __builtin_thread_pointer and
885 __builtin_set_thread_pointer.
886 (xtensa_fold_builtin): Recognize new builtins.
887 (xtensa_expand_builtin): Expand new builtins.
888 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
889 (TARGET_THREADPTR): Define.
890 (HAVE_AS_TLS): Define default value.
891 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
892 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
893 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
894 (UNSPECV_SET_TP): New.
895 (sym_TPOFF, sym_DTPOFF): New.
896 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
897 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
898 * configure: Regenerated.
900 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
903 * config/ia64/ia64.c (ia64_optimization_options): Move
904 checking and setting flag_schedule_insns_after_reload and
905 ia64_flag_schedule_insns2 back to ...
906 (ia64_override_options): Here.
908 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
911 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
912 zero extend count after the correction to it is done.
913 (doloop_optimize): Update call to doloop_modify, don't zero extend
916 2008-09-18 Martin Jambor <mjambor@suse.cz>
918 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
920 * ipa-prop.c: Correct comments.
921 * ipa-prop.h: Likewise.
923 2008-09-18 Jan Hubicka <jh@suse.cz>
926 * ipa-reference.c (ipa_reference_local_vars_info_d,
927 ipa_reference_global_vars_info_d,
928 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
929 ipa_reference_vars_info_t): Move here from ipa-reference.h
930 (node_duplication_hook_holder, node_removal_hook_holder): New.
931 (get_reference_vars_info_from_cgraph): Rename to ...
932 (get_reference_vars_info): ... this one, use cgraph uids.
933 (get_local_reference_vars_info, get_global_reference_vars_info):
934 Use cgraph instead of decl.
935 (ipa_reference_get_read_local, ipa_reference_get_written_local):
937 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
938 ipa_reference_get_written_global,
939 ipa_reference_get_not_written_global): Use cgraph argument.
940 (check_call): Simplify avail check.
941 (scan_stmt_for_static_refs): Update.
942 (propagate_bits): Update.
943 (merge_callee_local_info): Remove.
944 (init_function_info): Use cgraph nodes.
945 (clean_function_local_data): Break out from ...
946 (clean_function): ... here.
947 (copy_local_bitmap, copy_global_bitmap): New functions.
948 (duplicate_node_data, remove_node_data): New functions.
949 (generate_summary): Register hooks; use visibility instead of
951 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
952 * ipa-reference.h (ipa_reference_local_vars_info_d,
953 ipa_reference_global_vars_info_d,
954 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
955 ipa_reference_vars_info_t): Move to ipa-reference.c
956 (ipa_reference_get_read_local, ipa_reference_get_written_local):
958 (ipa_reference_get_read_global, ipa_reference_get_written_global,
959 ipa_reference_get_not_read_global,
960 ipa_reference_get_not_written_global): Update prototype.
961 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
962 (init_state): Remove.
963 (node_duplication_hook_holder, node_removal_hook_holder): New.
964 (get_function_state, set_function_state): Use VECtor.
965 (analyze_function): Check body availability.
966 (add_new_function): Likewise.
967 (duplicate_node_data, remove_node_data): New.
968 (generate_summary): Register hooks; do not care about clones.
969 (propafate): Do not care about clones; recursive functions are
971 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
972 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
973 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
975 * tree-flow.h (function_ann_d): Remove reference_vars_info.
976 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
977 Update call of ipa-reference accesors.
979 2008-09-18 Simon Baldwin <simonb@google.com>
981 * c-opts.c (c_common_handle_option): Add handling for
982 -Wbuiltin-macro-redefined command line option.
983 * c.opt: Added builtin-macro-redefined option.
984 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
987 2008-09-18 Richard Guenther <rguenther@suse.de>
989 PR tree-optimization/37258
990 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
991 and signedness for integral types.
992 (vn_phi_eq): Require compatible types.
994 2008-09-18 Jakub Jelinek <jakub@redhat.com>
997 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
998 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1000 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1001 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1002 ggc_free other TREE_LIST nodes from that chain.
1003 * function.c (instantiate_decls): Instantiate also DECL_RTL
1004 of vars in cfun->local_decls, free that list afterwards.
1006 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1008 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1009 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1011 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1013 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1014 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1016 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1018 PR tree-optimization/37102
1019 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1020 from a node. Check to see if another PHI is dead.
1021 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1022 remove real PHIs which have no uses.
1023 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1025 2008-09-18 Richard Guenther <rguenther@suse.de>
1028 * tree-cfg.c (remove_useless_stmts_1): Remove
1029 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1031 2008-09-18 Nick Clifton <nickc@redhat.com>
1033 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1034 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1035 to frv_secondary_reload_class.
1036 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1037 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1038 (frv_secondary_reload_class): Omit unused parameter.
1039 (frv_secondary_reload): New function. Handle the case when
1040 secondary_reload_class() is called before the reload_(in|out)
1041 _optabs have been initialised.
1042 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1044 * config/frv/frv.md: Define an exclusion set between fr550_m0
1047 2008-09-18 Richard Guenther <rguenther@suse.de>
1049 PR tree-optimization/37456
1050 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1051 want to insert after ends a BB insert on the single fallthru
1054 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1056 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1057 Mention -march=z9-109, z9-ec and z10.
1059 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1061 PR rtl-optimization/37544
1062 * regrename.c (maybe_mode_change): Exit early when copy_mode
1063 is narrower than orig_mode and narrower than new_mode.
1065 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1068 * sched-int.h (struct _haifa_insn_data): Remove unused field
1071 * sched-rgn.c (ref_counts): Remove.
1072 (insn_referenced): New static variable.
1073 (INSN_REF_COUNT): Remove.
1074 (sched_run_compute_dependencies): Use insn_referenced instead of
1076 (add_branch_dependences): Likewise. Delete dead assignment.
1078 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1080 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1081 consumer is an asm. Add comment why this is important.
1082 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1083 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1086 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1088 * expr.c (emit_group_store): Do not shift before moving via a
1091 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1093 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1094 from aggregate to non-aggregate type if the bit pattern is not fully
1095 preserved afterwards.
1097 2008-09-17 Richard Guenther <rguenther@suse.de>
1099 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1100 (verify_gimple_assign): ... this. Split into ...
1101 (verify_gimple_assign_unary): ... this,
1102 (verify_gimple_assign_binary): ... that,
1103 (verify_gimple_assign_single): ... and this.
1104 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1105 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1106 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1107 (verify_types_in_gimple_reference): Be forgiving with
1109 (verify_gimple_phi): Deal with virtual operands.
1111 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1113 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1115 * tree.c (get_callee_fndecl): Don't call the language hook.
1116 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1117 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1118 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1120 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1122 * tree.c (protected_set_expr_location): Don't unnecessarily
1123 check for error_mark_node.
1125 2008-09-17 Art Haas <ahaas@impactweather.com>
1127 * ipa-reference.c (analyze_function): Declare step only if
1128 ENABLE_CHECKING is defined.
1130 2008-09-17 Jan Hubicka <jh@suse.cz>
1133 * tree.h (DECL_INLINE): remove.
1134 (DECL_DECLARED_INLINE_P): Update docs.
1135 (DECL_NO_INLINE_WARNING_P): new.
1136 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1137 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1139 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1140 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1143 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1146 2008-09-17 Jan Hubicka <jh@suse.cz>
1148 * ipa-reference.c (ipa_obstack): Remove.
1149 (local_info_obstack, global_info_obstack): New.
1150 (add_static_var): We now handle variables only.
1151 (mark_address_taken, mark_load, mark_store): New functions based on ...
1152 (check_operand): ... remove.
1153 (get_asm_stmt_operands): Rename to ...
1154 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1155 (scan_stmt_for_static_refs): Rewrite.
1156 (scan_op_for_static_refs): Rename to ...
1157 (scan_initializer_for_static_refs): do not look for VAR_DECL
1158 initializers; stop recursion on types and decls.
1159 (ipa_init): Use proper obstacks.
1160 (analyze_variable): Use scan_initializer_for_static_refs.
1161 (init_function_info): Use local obstack.
1162 (analyze_function): Simplify.
1163 (add_new_function): We don't need visited_nodes obstack.
1164 (generate_summary): Use proper obstacks; cleanup after propagation.
1166 2008-09-17 Richard Guenther <rguenther@suse.de>
1169 PR tree-optimization/37491
1170 * alias.c (get_alias_set): Use the canonical type.
1171 * tree-vect-transform.c (vectorizable_store): Use the type of
1172 the lhs for the vector type. Adjust checking.
1173 (vectorizable_load): Adjust checking.
1175 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1176 Adam Nemet <anemet@caviumnetworks.com>
1178 PR rtl-optimization/37483
1179 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1180 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1181 Rearrange code to better match the original comment. Check
1182 t_unconditional first. Improve comment.
1184 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1187 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1188 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1191 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1192 GIMPLE_TRY if cleanup sequence is empty.
1194 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1197 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1198 eliminate IV if the cost are the same.
1200 2008-09-16 Richard Guenther <rguenther@suse.de>
1203 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1206 2008-09-16 Richard Guenther <rguenther@suse.de>
1208 PR tree-optimization/37508
1209 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1211 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1213 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1215 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1217 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1218 use gen_floatdidf2 directly.
1219 (floatunssidf2): Likewise.
1220 (floatsidf_ppc64_mfpgpr): Remove.
1221 (floatsidf_ppc64): Remove.
1222 (floatunssidf_ppc64): Remove.
1224 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1226 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1227 rather than update_cost_queue.
1229 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1230 in every call starting with the second one, instead of only when
1231 alias_bitmap_obstack.elements != NULL.
1233 * tree-predcom.c (filter_suitable_components): Free all refs in
1234 act->refs vector before calling release_component.
1235 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1237 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1239 * tree-loop-linear.c (linear_transform_loops): Initialize
1240 lambda_obstack only after calling perfect_loop_nest_depth.
1241 Goto free_and_continue instead of just continue for later failures.
1244 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1247 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1249 2008-09-14 Andreas Schwab <schwab@suse.de>
1251 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1253 2008-09-14 Jan Hubicka <jh@suse.cz>
1255 * invoke.texi (-fconserve-stack): Document.
1256 * opts.c (decode_options): Handle conserve_stack.
1257 * common.opt (fconvserve_stack): New.
1259 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1261 * config.host: Add x-aix to host_xmake_file.
1262 * config/rs6000/t-aix52: Do not override LDFLAGS.
1263 * config/rs6000/x-aix: New file.
1265 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1271 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1272 is not recognized as a valid register usage. Allow REG_X to be used
1274 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1275 forces a reload when using a base register.
1277 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1279 * config/i386/cygming-crtend.c (register_frame_ctor): If
1280 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1281 directly with atexit.
1282 (deregister_frame_ctor): Rename to ...
1283 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1284 if !DEFAULT_USE_CXA_ATEXIT.
1286 2008-09-13 Jan Hubicka <jh@suse.cz>
1288 * cgraph.c: Include value-prof.h
1289 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1291 2008-09-13 Jan Hubicka <jh@suse.cz>
1294 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1295 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1296 tree_gen_one_value_profiler, tree_gen_average_profiler,
1297 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1299 2008-09-13 Jan Hubicka <jh@suse.cz>
1301 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1302 too many bytes on misalligned blocks.
1304 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1306 * doc/cfg.texi: Fix some typos.
1307 * doc/extend.texi: Likewise.
1308 * doc/install.texi: Likewise.
1309 * doc/invoke.texi: Likewise.
1310 * doc/rtl.texi: Likewise.
1311 * doc/tree-ssa.texi: Likewise.
1313 2008-09-13 Richard Guenther <rguenther@suse.de>
1316 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1317 gimple stores for memory rhs.
1319 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1321 PR rtl-optimization/37489
1322 * cse.c (fold_rtx): Don't return const_true_rtx for float
1323 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1325 2008-09-13 Jan Hubicka <jh@suse.cz>
1327 PR tree-optimization/37392
1328 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1330 2008-09-13 Martin Jambor <mjambor@suse.cz>
1331 Jan Hubicka <jh@suse.cz>
1333 * cgraph.c (free_edges): New variable.
1334 (NEXT_FREE_EDGE): New macro.
1335 (cgraph_free_edge): New function.
1336 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1337 (cgraph_node_remove_callees): Likewise.
1338 (cgraph_node_remove_callers): Likewise.
1339 (cgraph_create_edge): Reuse edges from the free list. Do not
1340 update uid if doing so.
1341 (cgraph_remove_*_hook): Add free call.
1343 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1345 * ira-color.c (conflict_allocno_vec): Delete.
1346 (update_cost_queue_elem): New structure.
1347 (update_cost_queue): New variable.
1348 (update_cost_queue_tail): Likewise.
1349 (update_cost_queue_elems): Likewise.
1350 (allocno_update_cost_check): Delete.
1351 (initiate_cost_update): Allocate update_cost_queue_elems
1352 instead of allocno_update_cost_check.
1353 (finish_cost_update): Update the free()s accordingly.
1354 (start_update_cost): New function.
1355 (queue_update_cost): Likewise.
1356 (get_next_update_cost): Likewise.
1357 (update_copy_costs_1): Inline into...
1358 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1359 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1360 once we've established they are equal. Don't allocate update
1361 costs if there is nothing to add to them.
1362 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1363 DIVISOR arguments. Use a queue instead of recursive calls;
1364 process all the allocnos in the initial queue, rather than
1366 (assign_hard_reg): Use queue_update_cost instead of
1367 conflict_allocno_vec. Queue coalesced allocnos instead
1368 of calling update_conflict_hard_regno_costs for each one.
1369 Just call update_conflict_hard_regno_costs once for the
1371 (ira_color): Remove conflict_allocno_vec handling.
1373 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1375 PR tree-optimization/37484
1376 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1377 (save_var_name): Same.
1378 (initialize_cloog_names): Same.
1379 (initialize_cloog_names): Same.
1381 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1383 * tree-scalar-evolution.c (set_instantiated_value): Set
1386 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1390 * ira-build.c (common_loop_tree_node_dominator): Remove.
1391 (copy_live_ranges_to_removed_store_destinations): New function.
1392 (regno_top_level_allocno_map): Move to top level from ...
1393 (ira_flattening): ... here. Use
1394 copy_live_ranges_to_removed_store_destinations.
1396 * ira-emit.c (generate_edge_moves): Fix a comment.
1398 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1401 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1402 scratch register after 'set' pattern.
1404 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1406 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1407 information passed to mark_reg_pointer.
1408 * explow.c (force_reg): Likewise.
1410 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1412 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1413 when building for the celledp architecture.
1415 2008-09-12 Richard Guenther <rguenther@suse.de>
1417 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1419 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1421 PR rtl-optimization/37424
1422 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1423 the regnos instead of the addresses.
1425 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1427 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1429 2008-09-11 Richard Guenther <rguenther@suse.de>
1431 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1432 entering the weaker equivalence recording.
1434 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1436 2008-09-11 Jeff Law <law@redhat.com>
1438 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1439 by assign_stack_local on the IRA path for stack slot sharing
1440 as well as the non-IRA path.
1442 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1444 * config/i386/i386.h: Fix whitespace issues.
1446 2008-09-11 Martin Jambor <mjambor@suse.cz>
1448 * ipa-prop.h (struct ipa_param_flags): Removed.
1449 (struct ipa_param_descriptor): New structure.
1450 (struct ipa_node_params): ipcp_lattices, param_decls and
1451 param_flags moved to ipa_param_description.
1452 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1453 descriptors. Renamed all users.
1454 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1455 changed to access descriptors. Renamed all users.
1456 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1457 to access descriptors. Renamed all users.
1458 * ipa-cp.c (ipcp_init_cloned_node): Call
1459 ipa_initialize_node_params instead of ipa_count_formal_params and
1460 ipa_create_param_decls_array.
1461 (ipcp_analyze_node): Likewise.
1462 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1463 descriptors. Renamed all users.
1464 (ipcp_initialize_node_lattices): Remove allocation.
1465 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1466 ipa_initialize_node_params instead of ipa_count_formal_params and
1467 ipa_create_param_decls_array.
1468 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1469 ipa_populate_param_decls, made static, added parameter info,
1470 renamed mt to node, removed allocation, changed to use
1472 (ipa_count_formal_params): Made static, added parameter info,
1474 (ipa_initialize_node_params): New function.
1475 (ipa_check_stmt_modifications): Changed to use descriptors.
1476 (ipa_detect_param_modifications): Removed allocation, changed to
1478 (ipa_note_param_call): Changed to use descriptors.
1479 (ipa_analyze_params_uses): Removed allocation.
1480 (ipa_free_node_params_substructures): Changed to use descriptors.
1481 (ipa_edge_duplication_hook): Use the unused attribute.
1482 (ipa_node_duplication_hook): Use the unused attribute, changed to
1483 use descriptors, changed to duplicate descriptors.
1485 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1486 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1487 indirect inlining. Made static.
1488 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1489 functions called only once.
1490 (cgraph_decide_recursive_inlining): Don't call
1491 ipa_propagate_indirect_call_infos, pass new_edges to
1492 cgraph_mark_inline_edge instead.
1493 (cgraph_decide_inlining_of_small_functions): Don't call
1494 ipa_propagate_indirect_call_infos, pass new_edges to
1495 cgraph_mark_inline_edge instead.
1496 (cgraph_decide_inlining): Don't call
1497 ipa_propagate_indirect_call_infos.
1498 * ipa-prop.c: Check that vectors are allocated.
1500 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1501 iff a new cgraph edges have been created.
1502 (cgraph_decide_inlining): New variable redo_always_inline.
1503 Flattening and always_inlining loop until callgraph stabilizes.
1504 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1505 true iff new cgraph edges have been created.
1506 (propagate_info_to_inlined_callees): Likewise.
1507 (ipa_propagate_indirect_call_infos): Likewise.
1509 2008-09-11 Richard Guenther <rguenther@suse.de>
1511 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1512 (set_prologue_iterations): Likewise.
1513 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1515 (vect_update_init_of_dr): Likewise.
1516 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1518 * fold-const.c (fold_unary): Do not generate calculations
1521 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1523 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1524 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1525 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1527 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1529 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1530 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1531 before finalizing the changes.
1532 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1534 (simplify_truth_ops_using_ranges): New.
1535 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1536 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1537 whether a simplification was made.
1538 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1539 use a switch statement and also call simplify_truth_ops_using_ranges.
1541 2008-09-11 Jan Hubicka <jh@suse.cz>
1543 * ggc-common.c (loc_array): Make static.
1544 * dce.c (rest_of_handle_ud_dce): Free worklist.
1546 2008-09-11 Jan Hubicka <jh@suse.cz>
1548 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1549 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1550 function so we are sure we do not dangle it forever.
1551 * function.c (outer_function_chain, find_function_data): Remove.
1552 (function_context_stack): New.
1553 (push_function_context, pop_function_context): Update.
1554 * function.h (struct function): Remove pointer outer.
1555 (outer_function_chain, find_function_data): Remove.
1556 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1558 2008-09-11 Jan Hubicka <jh@suse.cz>
1561 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1563 2008-09-11 Jan Hubicka <jh@suse.cz>
1565 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1567 2008-09-11 Jan Hubicka <jh@suse.cz>
1569 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1570 (free_var_map_entry): New function.
1571 (redirect_edge_var_map_destroy): Use it.
1573 2008-09-11 Jan Hubicka <jh@suse.cz>
1576 * tree-inline.c (add_lexical_block): Replace with ...
1577 (prepend_lexical_block): ... prepend at begginig.
1578 (remap_blocks): Use it and reverse later.
1579 (expand_call_inline): Use prepend_lexical_block.
1581 2008-09-11 Jan Hubicka <jh@suse.cz>
1583 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1585 2008-09-11 Jan Hubicka <jh@suse.cz>
1587 * function.c (free_after_compilation): Call insn_locators_free.
1588 * cfglayout.c (insn_locators_free): New function.
1589 * rtl.h (insn_locators_free): Declare.
1591 2008-09-11 Jan Hubicka <jh@suse.cz>
1593 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1595 (cond_move_process_if_block): Update call.
1597 2008-09-11 Jan Hubicka <jh@suse.cz>
1599 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1600 * vec.c: Include hashtab.h
1601 (vec_descriptor, ptr_hash_entry): New structures.
1602 (vec_desc_hash, vec_ptr_map): New static variables.
1603 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1604 register_overhead, free_overhead, vec_heap_free): New functions.
1605 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1606 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1607 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1610 2008-09-11 Ira Rosen <irar@il.ibm.com>
1612 PR tree-optimization/37474
1613 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1614 length of load permutation.
1616 2008-09-11 Andreas Schwab <schwab@suse.de>
1618 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1620 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1623 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1624 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1625 simplify_gen_subreg.
1627 2008-09-11 Ira Rosen <irar@il.ibm.com>
1629 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1632 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1635 * gimplify.c (gimplify_body): Call default_rtl_profile.
1638 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1639 instead of tok->val.node if not expanding to something else. Handle
1640 intervening CPP_PADDING tokens.
1641 (altivec_categorize_keyword): Remove unneeded comparisons.
1643 2008-09-10 Richard Guenther <rguenther@suse.de>
1645 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1647 2008-09-10 Richard Guenther <rguenther@suse.de>
1650 * tree-inline.c (insert_init_stmt): Make sure to not
1651 insert invalid gimple stores.
1653 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1655 PR tree-optimization/37388
1656 * toplev.c (process_options): Fail and warn when graphite
1657 flags are used, but the compiler has not been configured
1658 with graphite libraries.
1659 * graphite.c (graphite_transform_loops): Remove printfs
1660 to dump_file for the case when graphite is not available.
1662 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1665 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1666 the even element into register.
1667 (ix86_expand_vector_init_general): Don't use
1668 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1669 if we can't move from GPR to SSE register directly.
1671 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1673 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1674 not lose track of the number of NOPs needed. Number of NOPs needed
1675 for sync vs. loads workaround was switched; corrected. Run second
1676 pass for all workarounds. No NOPs needed after call insns. Change
1677 second pass to use find_next_insn_start and find_load helpers in order
1678 to properly detect parallel insns.
1679 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1681 2008-09-10 Jan Hubicka <jh@suse.cz>
1683 * value-prof.c (gimple_ic): Fix tuplification bug.
1684 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1687 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1689 PR tree-optimization/37353
1690 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1691 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1692 calls instead of cond_dead_built_in_calls.
1693 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1694 initalize the vector only before adding first entry. Use VEC_safe_push
1695 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1696 shrink_wrap_conditional_dead_built_in_calls call.
1698 2008-09-10 Ira Rosen <irar@il.ibm.com>
1700 PR tree-optimization/37385
1701 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1702 argument, and use it as a vector type if not NULL.
1703 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1705 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1706 additional argument.
1707 (vectorizable_load): Likewise.
1709 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1711 * config/i386/i386.md (SWI32): New mode iterator.
1712 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1715 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1717 PR rtl-optimization/37435
1718 * caller-save.c (insert_restore, insert_save): Check the mode by
1721 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1724 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1726 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1729 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1731 * doc/invoke.texi (ARM Options): Correct errors in discussion
1732 of -mfloat-abi, -mhard-float, and -msoft-float.
1734 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1735 Jan Hubicka <jh@suse.cz>
1738 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1739 calling gimple_regimplify_operands on it. Iterate over all newly
1740 added statements, not just the last one.
1741 (insert_init_stmt): Insert stmt into seq first, then call
1742 gimple_regimplify_operands on it. Don't create new gimplification
1743 context, nor find referenced vars.
1745 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1748 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1749 to pointer to vector pointer.
1750 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1751 propagate_info_to_inlined_callees): Likewise.
1752 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1753 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1754 ipa_check_create_edge_args.
1755 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
1756 argument to pointer to vector pointer.
1757 (cgraph_decide_inlining_of_small_function): Adjust
1758 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1762 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1763 optimizing for size, not speed.
1765 PR rtl-optimization/37408
1766 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1767 if parm is promoted.
1769 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1771 PR tree-optimization/37375
1772 * tree-scalar-evolution.c (scev_info_str): Add field
1774 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1775 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1776 set_instantiated_value): Pass instantiated_below.
1777 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1779 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1780 the definitions are not instantiated.
1782 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1783 (block_before_loop): New.
1784 * tree-data-ref.c (dr_analyze_indices): Update uses of
1786 * graphite.c (block_before_scop): New.
1787 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1788 basic block, not a loop for determining the parameters.
1789 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1791 (idx_record_params, find_params_in_bb, find_scop_parameters,
1792 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1793 to instantiate_scev.
1795 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1797 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1801 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1803 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1804 Check zero freq and increase if necessary.
1806 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1808 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1809 regno is in the right range. Add comments.
1811 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1813 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1815 * mips-tfile.c (copy_object): Cast alloca result to int *.
1816 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1818 Rename class to sclass.
1819 (read_tfile): Cast read_seek return values to proper types.
1820 Cast xcalloc return value to proper type.
1822 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1824 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1825 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1826 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1828 2008-09-09 Jan Hubicka <jh@suse.cz>
1830 * profile.c (is_edge_inconsistent): Add debug output; ignore
1831 negative count on fake edges.
1832 (is_inconsistent): Add debug output.
1834 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1836 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1838 (choose_ready): When first insn is chosen from the ready list, also
1841 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1843 PR rtl-optimization/37360
1844 * haifa-sched.c (max_issue): Do not assert that we never issue more
1845 insns than issue_rate. Add comment.
1847 2008-09-09 Richard Guenther <rguenther@suse.de>
1849 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1850 (verify_types_in_gimple_call): Rename to ...
1851 (verify_gimple_call): ... this. Enhance.
1852 (verify_types_in_gimple_cond): Remove.
1853 (verify_gimple_comparison): New function ...
1854 (verify_types_in_gimple_assign): ... split out from here.
1855 (verify_types_in_gimple_return): Rename to ...
1856 (verify_gimple_return): ... this. Enhance.
1857 (verify_types_in_gimple_switch): Rename to ...
1858 (verify_gimple_switch): ... this. Enhance.
1859 (verify_gimple_goto): New function.
1860 (verify_types_in_gimple_phi): Rename to ...
1861 (verify_gimple_phi): ... this. Enhance.
1862 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1863 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1864 (verify_types_in_gimple_seq_2): Remove cases handled in
1865 verify_types_in_gimple_stmt.
1867 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1869 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1870 (push_multiple_operation, pop_multiple_operation): Set it.
1871 (workaround_rts_anomaly): New function.
1872 (workaround_speculation): New function, broken out of bfin_reorg.
1873 (bfin_reorg): Call the new functions.
1875 2008-09-09 Richard Guenther <rguenther@suse.de>
1879 * gimplify.c (gimplify_conversion): Change conversions of
1880 non-register type to VIEW_CONVERT_EXPRs.
1881 (gimplify_addr_expr): If we need to make the operand
1882 addressable make sure to use a properly initialized
1883 temporary for that so it gets a valid gimple store.
1885 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1887 * function.h (struct function): Add function_start_locus.
1888 * cfgexpand.c (gimple_expand_cfg): Use it.
1889 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1891 2008-09-09 Richard Guenther <rguenther@suse.de>
1893 PR tree-optimization/37433
1894 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1897 2008-09-09 Richard Guenther <rguenther@suse.de>
1899 PR tree-optimization/37387
1900 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1901 and bits to a common type.
1903 2008-09-09 Nick Clifton <nickc@redhat.com>
1905 * config/v850/v850.md (return): Restore frame size restriction.
1907 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1909 * c-common.c (c_expand_decl): Remove.
1910 * c-common.h (anon_aggr_type_p): Remove prototype.
1911 (DECL_ANON_UNION_ELEMS): Remove.
1912 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1913 * c-decl.c (anon_aggr_type_p): Remove.
1914 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1915 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1916 * langhooks.h (struct lang_hooks): Remove expand_decl.
1917 * langhooks.c (lhd_expand_decl): Remove.
1918 * stmt.c (expand_anon_union_decl): Remove.
1919 * tree.h (expand_anon_union_decl): Remove prototype.
1921 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1924 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1926 * config/avr/avr.md (QISI) : Define mode iterator.
1927 (negated_tst<mode>) : Redefine as split using mode macro.
1928 (reversed_tstqi): Define insn as reversed compare with zero.
1929 (reversed_tsthi): Ditto.
1930 (reversed_tstsi): Ditto.
1932 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1935 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1936 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1939 * predict.c (optimize_function_for_size_p): Don't segfault if
1941 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1942 tree_swap_operands_p): Don't test cfun != NULL before calling
1943 optimize_function_for_s*_p.
1945 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1947 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1950 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1952 * crx/crx.h (IRA_COVER_CLASSES): Define.
1954 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1957 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1958 even when a stmt has been gimple_modified_p, but after fold_stmt is
1959 not any longer. Remove unneeded may_have_exposed_new_symbols
1962 2008-09-08 Richard Guenther <rguenther@suse.de>
1964 PR tree-optimization/37421
1965 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1968 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1971 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1973 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1976 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1977 * pa-hpux10.h (LINK_SPEC): Likewise.
1978 * pa-hpux11.h (LINK_SPEC): Likewise.
1980 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1982 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1983 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1985 2008-09-07 Helge Deller <deller@gmx.de>
1987 * pa/linux-atomic.c: New file.
1988 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1989 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1991 2008-09-07 Richard Guenther <rguenther@suse.de>
1992 Ira Rosen <irar@il.ibm.com>
1994 PR tree-optimization/36630
1995 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1996 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1998 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1999 Ira Rosen <irar@il.ibm.com>
2001 PR tree-optimization/35642
2002 * config/rs6000/altivec.md (mulv8hi3): Implement.
2004 2008-09-06 Jeff Law <law@redhat.com>
2006 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2008 2008-09-06 Jan Hubicka <jh@suse.cz>
2010 PR tree-optimization/14703
2011 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2013 * passes.c (init_optimization_passes): Recompute inline parameters.
2015 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2017 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2020 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2021 Peter Fuerst <post@pfrst.de>
2023 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2024 * doc/extend.texi: Document __builtin_mips_cache.
2025 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2026 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2027 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2028 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2029 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2030 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2031 (set_push_mips_isas): New variable.
2032 (mips_r10k_cache_barrier): New variable.
2033 (cache): New availability predicate.
2034 (mips_builtins): Add an entry for __builtin_mips_cache.
2035 (mips_build_cvpointer_type): New function.
2036 (MIPS_ATYPE_CVPOINTER): New macro.
2037 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2039 (r10k_simplified_address_p, r10k_simplify_address)
2040 (r10k_uncached_address_p, r10k_safe_address_p)
2041 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2042 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2043 (r10k_insert_cache_barriers): New functions.
2044 (mips_reorg_process_insns): Delete cache barriers after a
2045 branch-likely instruction.
2046 (mips_reorg): Call r10k_insert_cache_barriers.
2047 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2048 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2049 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2050 (mips_cache, r10k_cache_barrier): New define_insns.
2052 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2054 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2055 * ira-color.c (setup_allocno_left_conflicts_num): Use
2056 hard_reg_set_equal_p instead of a comparison with
2057 ira_zero_hard_reg_set.
2058 * ira.c (setup_reg_subclasses): Likewise.
2059 (setup_cover_and_important_classes): Likewise.
2060 (setup_class_translate): Likewise.
2061 (setup_reg_class_intersect_union): Likewise.
2062 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2063 (ira_init_once): Don't initialize them.
2065 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2067 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2069 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2071 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2073 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2075 Improved branch hints, safe hints, and scheduling.
2077 * haifa-sched.c (sched_emit_insn) : Define.
2078 * sched-int.h (sched_emit_insn) : Add prototype.
2079 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2080 -mhint-max-distance -msafe-hints) : Document.
2081 * config/spu/spu.c (spu_flag_var_tracking): New.
2082 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2083 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2084 TARGET_ASM_FILE_START): Define.
2085 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2086 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2087 (spu_emit_branch_hint): Add blocks argument.
2088 (insert_branch_hints, insert_nops): Remove.
2089 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2090 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2091 spu_sched_reorder, asm_file_start): New functions.
2092 (clock_var, spu_sched_length, pipe0_clock,
2093 pipe1_clock, prev_clock_var, prev_priority,
2094 spu_ls_first, prev_ls_clock): New static variables.
2095 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2096 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2097 (nopn_nv): Add a non-volatile version of nop.
2098 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2099 -mhint-max-distance, -msafe-hints): New options.
2101 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2102 Samuel Tardieu <sam@rfc1149.net>
2104 * opts.c (decode_options): Combine nested if statements.
2107 * opts.c (decode_options): Handle more relationships among
2108 unit-at-a-time, toplevel-reorder, and section-anchors.
2110 2008-09-05 David Daney <ddaney@avtrex.com>
2112 * doc/install.texi (--enable-reduced-reflection): Document new option.
2114 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2116 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2118 (constantpool_operand): New.
2119 (move_operand): Disallow sub-word modes for the constant pool.
2120 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2121 (xtensa_secondary_reload_class): Replace with....
2122 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2123 Set icode for sub-word reloads from the constant pool.
2124 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2125 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2126 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2127 * config/xtensa/xtensa-protos.h: Update prototypes.
2129 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2131 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2132 (REG_CLASS_NAMES): Update.
2133 (REG_CLASS_CONTENTS): Update.
2134 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2135 of ALL_REGS for regs 77 and 78.
2136 * function.c (instantiate_virtual_regs_in_insn): Assert that
2137 return value of simplify_gen_subreg is not NULL.
2139 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2141 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2142 (gen_rtvec_v): Fix coding standards.
2144 2008-09-04 Jan Hubicka <jh@suse.cz>
2146 * i386.c (decide_alg): Be more conservative about optimizing for size.
2148 2008-09-04 Ian Lance Taylor <iant@google.com>
2150 * varasm.c (narrowing_initializer_constant_valid_p): New
2152 (initializer_constant_valid_p): Call it.
2154 2008-09-04 Jeff Law <law@redhat.com>
2156 * fold-const.c (native_encode_real): Fix computation of WORDS.
2157 (native_interpret_real): Likewise.
2159 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2161 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2163 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2165 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2166 that the cost is already taken into account in ira-costs.c
2168 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2170 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2171 ira_debug_copies): New.
2172 (ira_bulid): Call print_copies.
2174 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2176 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2179 * config/rs6000/rs6000.c (optimization_options): Remove check of
2180 flag_toplevel_order.
2182 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2184 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2185 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2186 second operand is a reg_imm10_operand.
2187 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2188 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2189 (*seq_<GPR:mode><GPR2:mode>): Rename to
2190 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2192 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2193 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2195 (*sne_<GPR:mode><GPR2:mode>): Rename to
2196 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2199 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2201 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2202 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2203 combining an arithmetic right shift by more than 31 and a
2204 trunction. Don't match for out-of-range shift amounts. Set
2205 attribute mode to <MODE>.
2206 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2207 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2208 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2209 shifts by less than 32.
2210 (extv): Change predicate on first operand to accept registers.
2211 Change predicate of the other operands from immediate_operand to
2212 const_int_operand. Expand exts when source is a register.
2213 (extzv): Change predicate of the constant operands from
2214 immediate_operand to const_int_operand.
2215 (extzv<mode>): Change predicate of the constant operands from
2216 immediate_operand to const_int_operand and no constraint. Also
2218 (*extzv_trunc<mode>_exts): New pattern.
2220 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2222 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2223 * config/mips/mips-protos.h (mask_low_and_shift_p,
2224 mask_low_and_shift_len): Declare.
2225 * config/mips/mips.c (mask_low_and_shift_p,
2226 mask_low_and_shift_len): New functions.
2227 (mips_print_operand): Handle new operand prefix "m".
2228 * config/mips/mips.md (*cins<mode>): New pattern.
2230 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2232 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2233 optimizing for size.
2235 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2237 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2238 regardless of epilogue_completed.
2240 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2243 * ira-lives.c (process_bb_node_lives): Check setjmp.
2245 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2248 * ira-build.c (form_loop_tree): Reverse BB walk.
2249 (create_bb_allocnos): Likewise.
2250 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2251 (mark_reg_store): Rename to...
2252 (mark_ref_live): ...this and take a df_ref argument instead of
2253 note_stores arguments. Assert that we have a register.
2254 (mark_reg_clobber): Delete.
2255 (def_conflicts_with_inputs_p): New function.
2256 (mark_reg_conflicts): Delete.
2257 (mark_reg_death): Rename to...
2258 (mark_ref_dead): ...this and take a df_ref argument instead of
2259 a register. Assert that we have a register.
2260 (process_bb_node_lives): Hoist frequency calculation out of
2261 instruction walk. Convert from a forwards scan to a backwards scan.
2262 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2263 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2264 (create_allocno_live_ranges): Don't create regs_set.
2266 2008-09-04 Ian Lance Taylor <iant@google.com>
2268 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2269 or REG_LABEL_TARGET.
2270 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2271 comparing MODE with MEM.
2272 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2273 comparing with GF_PREDICT_TAKEN.
2274 (gimple_get_lhs): Change code to enum gimple_code.
2275 (gimple_set_lhs): Likewise.
2276 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2277 * omp-low.c (find_omp_clause): Change kind parameter to enum
2279 * tree-flow.h (find_omp_clause): Update declaration.
2280 * regrename.c (clear_dead_regs): Change kind parameter to enum
2282 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2284 * see.c (see_get_extension_data): Change return type to enum
2285 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2286 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2287 (see_gen_normalized_extension): Change extension_code parameter to
2289 (see_seek_pre_extension_expr): Change extension_code to enum
2291 (see_merge_one_def_extension): Likewise.
2292 (see_handle_relevant_defs): Likewise.
2293 (see_handle_relevant_uses): Likewise.
2294 (see_analyze_one_def): Likewise.
2295 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2296 GIMPLE_ASM rather than ASM_EXPR.
2297 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2298 GIMPLE_RETURN rather than RETURN_EXPR.
2299 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2300 (evaluate_stmt): Likewise.
2301 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2302 to enum vect_relevant.
2303 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2304 compare gimple codes with tree codes.
2306 2008-09-04 Paul Brook <paul@codesourcery.com>
2308 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2310 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2312 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2313 pointer check lost in the recent no-unit-at-a-time patch.
2315 2008-09-04 Jan Hubicka <jh@suse.cz>
2318 * tree-switch-conversion.c (check_final_bb): Accept only IP
2321 2008-09-04 Jan Hubicka <jh@suse.cz>
2323 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2325 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2326 using_ranges argument.
2327 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2328 (vrp_visit_cond_stmt): Update call of
2329 vrp_evaluate_conditional_warnv_with_ops
2331 2008-09-04 Jan Hubicka <jh@suse.cz>
2333 PR tree-optimization/37345
2334 PR tree-optimization/37358
2335 PR tree-optimization/37357
2336 * tree.c (build_function_type_skip_args): Build distinct type copy;
2338 (build_function_decl_skip_args): Set type of new decl not orig decl;
2339 clear DECL_VINDEX for methods turned into functions.
2341 2008-09-04 Nick Clifton <nickc@redhat.com>
2343 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2344 * configure: Regenerate.
2345 * config.in: Regenerate.
2346 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2347 alignment field, if it is supported.
2349 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2351 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2354 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2356 * config/rs6000/rs6000.c (processor_target_table): Do not
2357 enable VMX for POWER6.
2359 2008-09-03 Anton Blanchard <anton@samba.org>
2361 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2362 emit memory barrier before operation.
2364 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2367 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2368 default_elf_asm_output_external.
2370 2008-09-03 Jeff Law <law@redhat.com>
2372 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2374 2008-09-03 Richard Henderson <rth@redhat.com>
2376 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2377 memory barrier to below the test-and-set.
2378 (alpha_split_lock_test_and_set_12): Likewise.
2380 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2384 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2387 * ira-color.c (print_loop_title): Use all_allocnos.
2388 (color_pass): Ditto. Don't add border_allocnos. Check that
2389 subloop allocno in the correspdoning bitmap all_allocnos.
2391 * ira-emit.c (change_loop): Use all_allocnos.
2393 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2395 (ira_create_allocno): Set up all_allocnos bit for the created
2397 (create_cap_allocno): Remove setting mentioned_allocnos.
2398 (create_insn_allocnos): Ditto.
2399 (remove_unnecessary_allocnos): Use all_allocnos.
2400 (check_allocno_creation): Check that allocnos are in the
2401 corresponding bitmap all_allocnos.
2403 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2407 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2408 (process_regs_for_copy): Process subregs. Refine check when cost
2409 is taken into account in ira-costs.c.
2410 (process_reg_shuffles): Use REG_SUBREG_P.
2411 (add_insn_allocno_copies): Ditto. Ignore modes.
2413 * ira-color.c (conflict_allocno_vec): New.
2414 (COST_HOP_DIVISOR): New macro.
2415 (update_copy_costs_1): Use it.
2416 (update_conflict_hard_regno_costs): New function.
2417 (assign_hard_reg): Use it.
2418 (ira_color): Allocate and free conflict_allocno_vec.
2420 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2424 * ira-int.h (ira_sort_insn_chain): Remove.
2426 * ira.c (basic_block_order_nums, chain_insn_order,
2427 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2428 (ira): Don't call ira_sort_insn_chain.
2430 * reload1.c (reload): Don't call ira_sort_insn_chain.
2432 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2435 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2436 which become non throw.
2437 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2438 update_call_expr after updating the flags on the decl.
2440 2008-09-03 Jan Hubicka <jh@suse.cz>
2442 PR tree-optimization/37315
2443 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2444 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2445 (cgraph_analyze_functions): Use node->analyzed
2446 (cgraph_mark_functions_to_output): Likewise.
2447 (cgraph_expand_function): All functions can be released after
2449 (cgraph_optimize): Use gimple_has_body_p.
2450 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2451 (cgraph_decide_inlining_incrementally): Likewise.
2452 (inline_transform): Inline transform.
2453 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2455 (inlinable_function_p): Drop gimple_body check.
2456 (expand_call_inline): Use gimple_has_body_p.
2457 * gimple.c (gimple_has_body_p): New.
2458 * gimple.h (gimple_has_body_p): Add prototype.
2459 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2460 (dump_function_to_file): Use gimple_has_body_p check.
2462 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2465 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2467 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2469 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2471 From Michael Frysinger <michael.frysinger@analog.com>
2472 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2473 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2476 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2479 * doc/extend.texi: Document picoChip builtin functions.
2480 * doc/invoke.texi: Document picoChip options.
2481 * doc/contrib.texi: Add picoChip contribution.
2482 * doc/md.texi: Document picoChip constraints.
2483 * config.gcc: Add picochip-*-*.
2484 * config/picochip/: Add new port.
2486 2008-09-03 Richard Guenther <rguenther@suse.de>
2488 PR tree-optimization/37328
2489 * tree-sra.c (sra_build_assignment): Gimplify properly.
2490 (generate_copy_inout): Take the correct stmt as definition,
2491 remove bogus assert.
2493 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2495 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2498 From Michael Frysinger <michael.frysinger@analog.com>
2499 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2501 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2503 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2504 (__gthread_setspecific): Revert 2008-08-31 change to
2505 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2507 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2509 * diagnostic.c (error_at): New.
2510 * toplev.h (error_at): New prototype.
2511 * c-typeck.c (build_array_ref): Call error_at instead of error.
2512 Pass location to pedwarn.
2514 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2516 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2518 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2520 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2521 VAR_DECL and CONST_DECL.
2523 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2524 Jakub Jelinek <jakub@redhat.com>
2526 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2527 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2528 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2529 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2530 Don't set ix86_save_varrargs_registers.
2531 (ix86_setup_incoming_varargs): Assume cum != NULL.
2532 (ix86_va_start): Check ix86_varargs_gpr_size and
2533 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2534 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2535 from frame pointer if ix86_varargs_gpr_size == 0.
2536 (ix86_compute_frame_layout): Updated.
2537 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2538 (ix86_varargs_gpr_size): Define.
2539 (ix86_varargs_fpr_size): Likewise.
2540 (machine_function): Remove save_varrargs_registers.
2541 Add varargs_gpr_size and varargs_fpr_size.
2543 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2545 * config/alpha/alpha.c (va_list_skip_additions,
2546 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2547 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2550 PR tree-optimization/36766
2551 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2552 for already removed basic blocks.
2555 * real.c (real_maxval): Clear a lower bit to make real_maxval
2556 match get_max_float for IBM long double format.
2558 2008-09-02 Andreas Schwab <schwab@suse.de>
2560 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2561 * configure: Regenerate.
2563 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2565 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2566 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2567 checking for a non-VOID CONSTANT_P.
2569 2008-09-02 Jan Hubicka <jh@suse.cz>
2571 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2572 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2575 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2577 * expr.c (emit_group_store): Don't assert stack temp mode size.
2579 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2580 Tobias Grosser <grosser@fim.uni-passau.de>
2581 Jan Sjodin <jan.sjodin@amd.com>
2582 Harsha Jagasia <harsha.jagasia@amd.com>
2583 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2584 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2585 Adrien Eliche <aeliche@isty.uvsq.fr>
2587 Merge from graphite branch.
2590 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2591 * doc/invoke.texi (-floop-block, -floop-interchange,
2592 -floop-strip-mine): Document new flags.
2593 * tree-into-ssa.c (gimple_vec): Moved...
2594 * tree-loop-distribution.c (rdg_component): Moved...
2595 * cfgloopmanip.c: Include tree-flow.h.
2596 (update_dominators_in_loop): New.
2597 (create_empty_if_region_on_edge): New.
2598 (create_empty_loop_on_edge): New.
2599 (loopify): Use update_dominators_in_loop.
2600 * tree-pass.h (pass_graphite_transforms): Declared.
2601 * configure: Regenerate.
2602 * tree-phinodes.c (make_phi_node): Export.
2603 (add_phi_node_to_bb): New, split from create_phi_node.
2604 * tree-chrec.c (for_each_scev_op): New.
2605 * tree-chrec.h (for_each_scev_op): Declared.
2606 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2607 (remove_statement): Call get_phi_with_result.
2608 * config.in (HAVE_cloog): Undef.
2609 * gdbinit.in (pgg): New.
2610 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2611 * tree-ssa-loop.c (graphite_transforms): New.
2612 (gate_graphite_transforms): New.
2613 (pass_graphite_transforms): New.
2614 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2615 HAVE_cloog): Defined.
2616 * tree-vectorizer.c (rename_variables_in_bb): Export.
2617 * tree-data-ref.c (dr_may_alias_p): Export.
2618 (stmt_simple_memref_p): New.
2619 (find_data_references_in_stmt): Export.
2620 (find_data_references_in_loop): Export.
2621 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2622 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2623 (create_rdg_vertices): Export.
2624 (build_empty_rdg): New.
2625 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2626 * tree-data-ref.h (rdg_component): ... here.
2628 (struct data_reference): Add a field scop.
2630 (find_data_references_in_loop): Declared.
2631 (find_data_references_in_stmt): Declared.
2632 (create_rdg_vertices): Declared.
2633 (dr_may_alias_p): Declared.
2634 (stmt_simple_memref_p): Declared.
2635 (struct rdg_edge): Add a field ddr_p relation.
2636 (build_empty_rdg): Declared.
2637 * lambda.h (lambda_matrix): Declare a VEC of.
2638 (find_induction_var_from_exit_cond): Declared.
2639 (lambda_vector_compare): New.
2640 * common.opt (fgraphite, floop-strip-mine,
2641 floop-interchange, floop-block): New flags.
2642 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2643 * cfgloop.c (is_loop_exit): New.
2644 * cfgloop.h (is_loop_exit): Declared.
2645 (create_empty_if_region_on_edge): Declared.
2646 (create_empty_loop_on_edge): Declared.
2647 * tree-flow.h (add_phi_node_to_bb): Declared.
2648 (make_phi_node): Declared.
2649 (rename_variables_in_bb): Declared.
2650 (perfect_loop_nest_depth): Declared.
2651 (graphite_transform_loops): Declared.
2652 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2653 (graphite.o-warn): Add -Wno-error.
2654 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2655 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2656 (INCLUDES): Add PPLINC, CLOOGINC.
2657 (OBJS-common): Add graphite.o.
2658 (graphite.o): Add rule.
2659 * gimple.h (gimple_vec): ... here.
2660 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2661 * passes.c (init_optimization_passes): Schedule
2662 pass_graphite_transforms.
2664 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2667 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2668 and -fno-toplevel-reorder after handle_options.
2670 2008-09-02 Paul Brook <paul@codesourcery.com>
2672 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2673 (arm_override_options): Set arm_tune_cortex_a9.
2674 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2675 (arm_issue_rate): Handle cortexa9.
2676 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2677 * config/arm/arm-cores.def: Add cortex-a9.
2678 * config/arm/arm-tune.md: Regenerate.
2679 * config/arm/arm.md: Include cortex-a9.md.
2680 (generic_sched, generic_vfp): Add cortexa9.
2681 * config/arm/cortex-a9.md: New file.
2683 2008-09-02 Richard Guenther <rguenther@suse.de>
2685 PR tree-optimization/37327
2686 * tree-vrp.c (register_new_assert_for): Make sure to not have
2687 TREE_OVERFLOW set on the bound.
2689 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2691 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2693 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2694 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2697 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2699 * gcc/config/spu/spu.md (divdf3): Removed.
2701 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2703 PR tree-optimization/37095
2704 * cgraph.c (cgraph_node): When creating new cgraph node after
2705 assembler_name_hash has been populated, record it in the hash
2708 2008-09-01 Paul Brook <paul@codesourcery.com>
2710 * doc/invoke.texi: Document -mword-relocations.
2711 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2712 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2713 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2714 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2715 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2716 (arm_emit_movpair): New function.
2717 (arm_print_operand <c>): Handle sybolic addresses.
2718 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2719 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2720 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2721 * config/arm/arm.opt: Add -mword-relocations.
2722 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2723 (arm_movt, arm_movw): New.
2725 2008-09-01 Paul Brook <paul@codesourcery.com>
2727 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2728 Allow Interworking on ARMv4 EABI based targets.
2729 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2730 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2732 2008-09-01 Paul Brook <paul@codesourcery.com>
2734 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2735 optimized LT0 test. Remove optimization for GT.
2737 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2739 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2740 openmp applications.
2741 * pa-hpux11.h (LIB_SPEC): Likewise.
2743 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2746 2008-09-01 Jan Hubicka <jh@suse.cz>
2748 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2749 present, use only counts; when guessed use only frequencies.
2750 (estimate_bb_frequencies): Use function_frequency.
2751 * profile.c (compute_branch_probabilities): Exit early when
2752 profile reading failed. Set profile_status.
2753 (branch_prob): Do not set profile_status.
2755 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2757 * tree.c (protected_set_expr_location): New.
2758 * tree.h (protected_set_expr_location): New prototype.
2759 * c-tree.h (build_array_ref): Add argument.
2760 (parser_build_unary_op): Same.
2761 * c-typeck.c (build_indirect_ref): Handle new location argument.
2762 (build_array_ref): Same.
2763 (parser_build_unary_op): Same.
2764 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2766 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2768 * c-common.c (finish_label_address_expr): Handle new location argument.
2769 * c-common.h (build_indirect_ref): Add argument.
2770 (finish_label_address_expr): Same.
2771 * c-parser.c (c_parser_unary_expression): Pass location to build
2773 (c_parser_postfix_expression): Same.
2775 2008-09-01 Paul Brook <paul@codesourcery.com>
2777 * config/arm/arm.md: Include cortex-r4f.md.
2778 (attr fpu): Update type list.
2779 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2780 fconstd, fcmps and fcmpd.
2781 (attr tune_cortexr4): Define.
2782 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2783 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2784 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2785 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2786 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2787 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2788 cortex_a8_vfp_farith: Ditto.
2789 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2790 * config/arm/cortex-r4.md: Use tune_cortexr4.
2791 * config/arm/cortex-r4f.md: New file.
2793 2008-09-01 Richard Guenther <rguenther@suse.de>
2795 PR tree-optimization/37305
2796 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2797 the result of constant conversions.
2798 (fold_gimple_assign): Likewise.
2800 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2802 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2803 #ifdef ENABLE_CHECKING.
2805 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2807 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2808 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2809 when !INSN_SCHEDULING.
2811 2008-09-01 Andreas Schwab <schwab@suse.de>
2813 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2815 2008-09-01 Paul Brook <paul@codesourcery.com>
2817 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2819 2008-09-01 Jan Hubicka <jh@suse.cz>
2821 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2823 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2825 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2826 * gimplify.c (gimplify_init_constructor): Add speed operand.
2827 * tree-sra.c (decide_block_copy): Likewise.
2828 * tree-inline.c (estimate_move_cost): Likewise.
2829 * config/alpha/alpha.h (MOVE_RATIO): Update.
2830 * config/frv/frv.c (MOVE_RATIO): Update.
2831 * config/spu/spu.h (MOVE_RATIO): Update.
2832 * config/sparc/sparc.h (MOVE_RATIO): Update.
2833 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2834 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2835 * config/cris/cris.h (MOVE_RATIO): Update.
2836 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2837 * config/arm/arm.h (MOVE_RATIO): Update.
2838 * config/pa/pa.md: Update uses of MOVE_RATIO
2839 * config/pa/pa.h (MOVE_RATIO): Update.
2840 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2841 CLEAR_RATIO, SET_RATIO): Update.
2842 * config/h8300/h8300.h (MOVE_RATIO): Update.
2843 * config/v850/v850.h (MOVE_RATIO): Update.
2844 * config/bfin/bfin.h (MOVE_RATIO): Update.
2846 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2847 Dmitry Melnik <dm@ispras.ru>
2848 Dmitry Zhurikhin <zhur@ispras.ru>
2849 Alexander Monakov <amonakov@ispras.ru>
2850 Maxim Kuvyrkov <maxim@codesourcery.com>
2852 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2853 sel-sched-dump.c, sel-sched-ir.c: New files.
2854 * Makefile.in (OBJS-common): Add selective scheduling object files.
2855 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2856 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2857 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2858 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2859 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2860 (make_forwarder_block): Update loop latch if we have redirected
2861 the loop latch edge.
2862 * cfgloop.c (get_loop_body_in_custom_order): New function.
2863 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2864 (CP_FALLTHRU_PREHEADERS): Likewise.
2865 (get_loop_body_in_custom_order): Declare.
2866 * cfgloopmanip.c (has_preds_from_loop): New.
2867 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2868 Assert that the preheader edge will be fall thru when it is set.
2869 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2870 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2871 fsel-sched-substitution, fselective-scheduling): New flags.
2872 * cse.c (hash_rtx_cb): New.
2874 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2875 sel_sched_insn_cnt): New counters.
2876 * final.c (compute_alignments): Export. Free dominance
2877 info after loop_optimizer_finalize.
2878 * genattr.c (main): Output maximal_insn_latency prototype.
2879 * genautomata.c (output_default_latencies): New.
2880 Factor its code from ...
2881 (output_internal_insn_latency_func): ... here.
2882 (output_internal_maximal_insn_latency_func): New.
2883 (output_maximal_insn_latency_func): New.
2884 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2885 (struct hard_reg_set_iterator): New.
2886 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2887 hard_reg_set_iter_next): New functions.
2888 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2889 * lists.c (remove_free_INSN_LIST_node,
2890 remove_free_EXPR_LIST_node): New functions.
2891 * loop-init.c (loop_optimizer_init): When
2892 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2893 calling create_preheaders.
2894 (loop_optimizer_finalize): Do not verify flow info after reload.
2895 * recog.c (validate_replace_rtx_1): New parameter simplify.
2896 Default it to true. Update all uses. Factor out simplifying
2898 (simplify_while_replacing): ... this new function.
2899 (validate_replace_rtx_part,
2900 validate_replace_rtx_part_nosimplify): New.
2901 * recog.h (validate_replace_rtx_part,
2902 validate_replace_rtx_part_nosimplify): Declare.
2903 * rtl.c (rtx_equal_p_cb): New.
2904 (rtx_equal_p): Use it.
2905 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2906 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2907 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2908 * vecprim.h: Add a vector type for unsigned int.
2909 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2910 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2911 ready_try, cycle_issued_insns, spec_info): Make global.
2912 (readyp): Initialize.
2913 (dfa_lookahead): New global variable.
2914 (old_max_uid, old_last_basic_block): Remove.
2915 (h_i_d): Make it a vector.
2916 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2918 (after_recovery, adding_bb_to_current_region_p):
2919 New variables to handle correct insertion of the recovery code.
2920 (struct ready_list): Move declaration to sched-int.h.
2921 (rgn_n_insns): Removed.
2922 (rtx_vec_t): Move to sched-int.h.
2923 (find_insn_reg_weight): Remove.
2924 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2925 (haifa_init_h_i_d, haifa_finish_h_i_d):
2926 New functions to initialize / finalize haifa instruction data.
2927 (extend_h_i_d, init_h_i_d): Rewrite.
2928 (unlink_other_notes): Move logic to add_to_note_list. Handle
2929 selective scheduler.
2930 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2931 find_fallthru_edge): Make global, remove static prototypes.
2932 (max_issue): Make global. Add privileged_n and state parameters. Use
2934 (extend_global, extend_all): Removed.
2935 (init_before_recovery): Add new param. Fix the handling of the case
2936 when we insert a recovery code before the EXIT which has a predecessor
2937 with a fallthrough edge to it.
2938 (create_recovery_block): Make global. Rename to
2939 sched_create_recovery_block. Update.
2940 (change_pattern): Rename to sched_change_pattern. Make global.
2941 (speculate_insn): Rename to sched_speculate_insn. Make global.
2942 Split haifa-specific functionality into ...
2943 (haifa_change_pattern): New static function.
2944 (sched_extend_bb): New static function.
2945 (sched_init_bbs): New function.
2946 (current_sched_info): Change type to struct haifa_sched_info.
2947 (insn_cost): Adjust for selective scheduling.
2948 (dep_cost_1): New function. Move logic from ...
2949 (dep_cost): ... here.
2950 (dep_cost): Use dep_cost_1.
2951 (contributes_to_priority_p): Use sched_deps_info instead of
2953 (priority): Adjust to work with selective scheduling. Process the
2954 corner case when all dependencies don't contribute to priority.
2955 (rank_for_schedule): Use ds_weak instead of dep_weak.
2956 (advance_state): New function. Move logic from ...
2957 (advance_one_cycle): ... here.
2958 (add_to_note_list, concat_note_lists): New functions.
2959 (rm_other_notes): Make static. Adjust for selective scheduling.
2960 (remove_notes, restore_other_notes): New functions.
2961 (move_insn): Add two arguments. Update assert. Don't call
2963 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2964 Remove more_issue, max_points. Move the code to initialize
2965 max_lookahead_tries to max_issue.
2966 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2967 ready. Adjust use of move_insn. Call restore_other_notes.
2969 (sched_init, sched_finish): Move Haifa-specific initialization/
2971 (haifa_sched_init, haifa_sched_finish): ... respectively.
2973 (setup_sched_dump): New function.
2974 (haifa_init_only_bb): New static function.
2975 (haifa_speculate_insn): New static function.
2976 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2977 (extend_ready, extend_all): Remove.
2978 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2979 (create_check_block_twin, add_to_speculative_block): Use
2980 haifa_insns_init instead of extend_global. Update to use new
2981 initialization functions. Change parameter. Factor out code from
2982 create_check_block_twin to ...
2983 (sched_create_recovery_edges) ... this new function.
2984 (add_block): Remove.
2985 (sched_scan_info): New.
2986 (extend_bb): Use sched_scan_info.
2987 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2988 static functions for walking through scheduling region.
2989 (sched_luids): New vector variable to replace uid_to_luid.
2990 (luids_extend_insn): New function.
2991 (sched_max_luid): New variable.
2992 (luids_init_insn): New function.
2993 (sched_init_luids, sched_finish_luids): New functions.
2994 (insn_luid): New debug function.
2995 (sched_extend_target): New function.
2996 (haifa_init_insn): New static function.
2997 (sched_init_only_bb): New hook.
2998 (sched_split_block): New hook.
2999 (sched_split_block_1): New function.
3000 (sched_create_empty_bb): New hook.
3001 (sched_create_empty_bb_1): New function.
3002 (common_sched_info, ready): New global variables.
3003 (current_sched_info_var): Remove.
3004 (move_block_after_check): Use common_sched_info.
3005 (haifa_luid_for_non_insn): New static function.
3006 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3007 (increase_insn_priority): New.
3008 * modulo-sched.c: (issue_rate): Remove static declaration.
3009 (sms_sched_info): Change type to haifa_sched_info.
3010 (sms_sched_deps_info, sms_common_sched_info): New variables.
3011 (setup_sched_infos): New.
3012 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3013 Do not call regstat_free_calls_crossed.
3014 (sms_print_insn): Use const_rtx.
3015 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3016 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3017 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3018 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3019 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3020 current_sched_info to use it.
3021 (enum reg_pending_barrier_mode): Move to sched-int.h.
3022 (h_d_i_d): New variable. Initialize to NULL.
3023 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3025 (estimate_dep_weak): Remove static declaration.
3026 (sched_has_condition_p): New function. Adjust users of
3027 sched_get_condition to use it instead.
3028 (conditions_mutex_p): Add arguments indicating which conditions are
3030 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3031 argument to indicate whether returned condition is reversed. Do not
3032 generate new rtx when condition should be reversed; indicate it by
3033 setting new argument instead.
3034 (add_dependence_list_and_free): Add deps parameter.
3035 Update all users. Do not free dependence list when
3036 deps context is readonly.
3037 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3039 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3040 (remove_from_deps): New. Use the above functions.
3041 (cur_insn, can_start_lhs_rhs_p): New static variables.
3042 (add_or_update_back_dep_1): Initialize present_dep_type.
3043 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3044 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3045 haifa_note_dep): New functions implementing dependence hooks for
3046 the Haifa scheduler.
3047 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3048 note_dep): New functions.
3049 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3051 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3052 (free_deps): Initialize deps->reg_last.
3053 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3054 sched_analyze_insn): Update to use dependency hooks infrastructure
3055 and readonly contexts.
3056 (deps_analyze_insn): New function. Move part of logic from ...
3057 (sched_analyze): ... here. Also move some logic to ...
3058 (deps_start_bb): ... here. New function.
3059 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3061 (sched_deps_init): New function. Move code from ...
3062 (init_dependency_caches): ... here. Remove.
3063 (init_deps_data_vector): New.
3064 (sched_deps_finish): New function. Move code from ...
3065 (free_dependency_caches): ... here. Remove.
3066 (init_deps_global, finish_deps_global): Adjust for use with
3067 selective scheduling.
3068 (get_dep_weak): Move logic to ...
3069 (get_dep_weak_1): New function.
3070 (ds_merge): Move logic to ...
3071 (ds_merge_1): New static function.
3072 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3073 (ds_get_max_dep_weak): New function.
3074 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3075 (n_insns): Rename to rgn_n_insns.
3076 (debug_ebb_dependencies): New function.
3077 (init_ready_list): Use it.
3078 (begin_schedule_ready): Use sched_init_only_bb.
3079 (ebb_print_insn): Indicate when an insn starts a new cycle.
3080 (contributes_to_priority, compute_jump_reg_dependencies,
3081 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3082 (add_block1): Remove to ebb_add_block.
3083 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3084 (schedule_ebb): Initialize them. Use remove_notes instead of
3085 rm_other_notes. Use haifa_local_init/finish.
3086 (schedule_ebbs): Use haifa_sched_init/finish.
3087 * sched-int.h: Include vecprim.h, remove rtl.h.
3088 (struct ready_list): Delete declaration.
3089 (sched_verbose_param, enum sched_pass_id_t,
3090 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3091 (struct sched_scan_info_def): New structure.
3092 (sched_scan_info, sched_scan, sched_init_bbs,
3093 sched_init_luids, sched_finish_luids, sched_extend_target,
3094 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3095 (struct common_sched_info_def): New.
3096 (common_sched_info, haifa_common_sched_info,
3097 sched_emulate_haifa_p): Declare.
3099 (sched_luids): Declare.
3100 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3101 (sched_max_luid, insn_luid): Declare.
3102 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3103 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3104 print_insn, print_pattern, print_value, haifa_classify_insn,
3105 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3106 setup_sched_dump, sched_init, sched_finish,
3107 sel_insn_is_speculation_check): Export.
3108 (struct ready_list): Move from haifa-sched.c.
3109 (ready_try, ready, max_issue): Export.
3110 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3111 sched_init_only_bb, sched_split_block, sched_split_block_1,
3112 sched_create_empty_bb, sched_create_empty_bb_1,
3113 sched_create_recovery_block, sched_create_recovery_edges): Export.
3114 (enum reg_pending_barrier_mode): Export.
3115 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3117 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3118 print_insn field. Move add_block and fix_recovery_cfg to
3119 common_sched_info_def. Move compute_jump_reg_dependencies,
3121 (struct sched_deps_info_def): ... this new structure.
3122 (sched_deps_info): Declare.
3123 (struct spec_info_def): Remove weakness_cutoff, add
3124 data_weakness_cutoff and control_weakness_cutoff.
3125 (spec_info): Declare.
3126 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3128 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3129 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3130 (current_sched_info): Change type to struct haifa_sched_info.
3131 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3132 (h_d_i_d): New variable.
3133 (HDID): New accessor macro.
3134 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3135 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3137 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3138 (enum SCHED_FLAGS): Update for selective scheduler.
3139 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3140 (init_dependency_caches, free_dependency_caches): Delete declarations.
3141 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3142 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3143 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3144 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3145 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3147 (rm_other_notes): Delete declaration.
3148 (schedule_block): Remove one argument.
3149 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3150 ready_element, ready_lastpos, sched_extend_ready_list,
3151 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3152 concat_note_lists): Export.
3153 (struct region): Move from sched-rgn.h.
3154 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3155 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3156 BLOCK_TO_BB, CONTAINING_RGN): Export.
3157 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3158 (current_nr_blocks, current_blocks, target_bb): Likewise.
3159 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3160 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3161 sched_rgn_local_init, extend_regions,
3162 rgn_make_new_region_out_of_new_block, compute_priorities,
3163 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3164 extend_rgns, deps_join rgn_setup_common_sched_info,
3165 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3166 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3167 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3168 increase_insn_priority): Likewise.
3169 * sched-rgn.c: Include sel-sched.h.
3170 (ref_counts): New static variable. Use it ...
3171 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3172 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3173 (sched_is_disabled_for_current_region_p): Delete static declaration.
3174 (struct region): Move to sched-int.h.
3175 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3176 ebb_head): Define and initialize.
3177 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3178 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3179 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3181 (find_single_block_region): Add new argument to indicate that EBB
3182 regions should be constructed.
3183 (debug_live): Delete declaration.
3184 (current_nr_blocks, current_blocks, target_bb):
3185 Remove static qualifiers.
3186 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3188 (init_regions): Delete declaration.
3189 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3190 rgn_estimate_number_of_insns): New.
3191 (too_large): Use estimate_number_of_insns.
3192 (haifa_find_rgns): New. Move the code from ...
3193 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3194 (free_trg_info): New.
3195 (compute_trg_info): Allocate candidate tables here instead of ...
3196 (init_ready_list): ... here.
3197 (rgn_print_insn): Use const_rtx.
3198 (contributes_to_priority, extend_regions): Delete static declaration.
3199 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3200 (add_block1): Rename to rgn_add_block.
3201 (debug_rgn_dependencies): Delete static qualifier.
3202 (new_ready): Use sched_deps_info. Simplify.
3203 (rgn_common_sched_info, rgn_const_sched_deps_info,
3204 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3206 (region_sched_info): Rename to rgn_const_sched_info.
3207 (deps_join): New, extracted from ...
3208 (propagate_deps): ... here.
3209 (compute_block_dependences, debug_dependencies): Update for selective
3211 (free_rgn_deps, compute_priorities): New functions.
3212 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3213 sched_rgn_compute_dependencies): New functions.
3214 (schedule_region): Use them.
3215 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3216 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3218 (schedule_insns): Call new functions that were split out.
3219 (rgn_make_new_region_out_of_new_block): New.
3220 (get_rgn_sched_max_insns_priority): New.
3221 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3222 scheduling when appropriate.
3223 * sched-vis.c: Include insn-attr.h.
3224 (print_value, print_pattern): Make global.
3225 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3226 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3227 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3228 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3229 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3230 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3231 hooks. Initialize them to 0.
3232 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3233 * target.h (struct gcc_target): Add them. Rename gen_check field to
3235 * flags.h (sel_sched_switch_set): Declare.
3236 * opts.c (sel_sched_switch_set): New variable.
3237 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3238 pipelining is disabled from command line.
3239 (common_handle_option): Record whether selective scheduling is
3240 requested from command line.
3241 * doc/invoke.texi: Document new flags and parameters.
3242 * doc/tm.texi: Document new target hooks.
3243 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3245 (dfa_state_size): Do not declare locally.
3246 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3247 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3248 rs6000_alloc_sched_context, rs6000_set_sched_context,
3249 rs6000_free_sched_context): New functions.
3250 (struct _rs6000_sched_context): New.
3251 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3253 (rs6000_sched_finish): Do not run for selective scheduling.
3255 2008-08-31 Jan Hubicka <jh@suse.cz>
3257 * frv.c (frv_rtx_costs): Update forward declaration.
3258 * spu.c (spu_rtx_costs): Likewise.
3259 * pdp11.c: Include df.h
3260 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3261 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3262 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3263 * iq2000.c (iq2000_address_cost): Add speed argument.
3264 (iq2000_rtx_costs): Likewise.
3265 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3266 update call of mn10300_address_cost.
3267 * mcore.c: Include df.h
3268 (mcore_rtx_costs): Update prototype.
3269 * score3.c: Include df.h
3270 (score3_rtx_costs): Remove speed argument.
3271 * score7.c: Include df.h
3272 (score7_address_cost): Remove speed argument.
3273 * score-protos.h (score_address_cost): Update prototype.
3274 * score.c: Include df.h
3275 (score_rtx_costs): Update call of costs functions.
3276 * v850.c (v850_rtx_costs): Add bool argument.
3278 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3280 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3282 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3284 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3285 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3287 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3289 * mkmap-flat.awk: Add option pe_dll.
3290 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3291 * config/i386/t-cygwin (SHLIB_LC): Add.
3292 * config/i386/t-mingw32 (SHLIB_LC): Add.
3293 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3294 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3295 (LINK_SPEC): Support libgcc_s.
3296 (LIBGCC_SPEC): Support libgcc_s.
3297 (LIBGCC_SONAME): New.
3299 2008-08-31 Jan Hubicka <jh@suse.cz>
3301 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3302 mistakely had old version of patch.
3304 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3305 (ipcp_estimate_growth): New.
3306 (ipcp_insert_stage): Use ipcp_estimate_growth.
3307 * profile.c (branch_prob): When reading failed, do not consider
3310 2008-08-31 Jan Hubicka <jh@suse.cz>
3312 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3313 loop is optimized for speed.
3315 2008-08-31 Richard Guenther <rguenther@suse.de>
3318 * fold-const.c (fold_binary): Retain conversions in folding
3321 2008-08-31 Jan Hubicka <jh@suse.cz>
3323 * postreload-gcse.c (eliminate_partially_redundant_loads):
3324 Use optimize_bb_for_size_p.
3325 * predict.c (maybe_hot_frequency_p): Make inline.
3326 (maybe_hot_count_p): Break out from ...
3327 (maybe_hot_bb_p): ... this one.
3328 (maybe_hot_edge_p): Simplify.
3329 * basic-block.h (probably_cold_bb_p): Remove.
3331 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3334 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3336 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3337 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3338 Also split V4SFmode.
3339 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3342 2008-08-31 Jan Hubicka <jh@suse.cz>
3344 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3346 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3348 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3351 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3354 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3355 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3357 2008-08-31 Jan Hubicka <jh@suse.cz>
3359 * sparc.h (BRANCH_COST): Fix macro definition.
3360 * avr.c (avr_operand_rtx_cost): Add speed argument.
3361 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3363 2008-08-31 Richard Guenther <rguenther@suse.de>
3365 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3366 types instead of operands. Re-instantiate verifying of
3367 binary expression operands.
3369 2008-08-30 Jan Hubicka <jh@suse.cz>
3371 * fwprop.c (should_replace_address): Add speed attribute.
3372 (PR_OPTIMIZE_FOR_SPEED): New flag.
3373 (propagate_rtx_1): Use it.
3374 (propagate_rtx): Set it.
3375 (try_fwprop_subst): Update call of rtx_costs.
3376 (forward_propagate_and_simplify): LIkewise.
3377 * hooks.c (hook_int_rtx_bool_0): New
3378 (hook_bool_rtx_int_int_intp_false): Replace by ...
3379 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3380 * hooks.h (hook_int_rtx_bool_0): New
3381 (hook_bool_rtx_int_int_intp_false): Replace by ...
3382 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3383 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3384 (prepare_cmp_insn): UPdate call of rtx_cost.
3385 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3386 (reload_cse_simplify_operands): Update call of rtx_cost.
3387 (reload_cse_move2add): call of rtx_cost.
3388 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3389 * rtlanal.c (rtx_cost): Add speed argument.
3390 (address_cost): Add speed argument
3391 (default_address_cost): Likewise.
3392 (insn_rtx_cost): Likewise.
3393 * cfgloopanal.c (seq_cost): Add speed argument.
3394 (target_reg_cost, target_spill_cost): Turn to array.
3395 (init_set_costs): Update for speed.
3396 (estimate_reg_pressure_cost): Add speed argument.
3397 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3398 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3399 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3400 (seq_cost): Add speed argument.
3401 (computation_cost): Add speed arugment.
3402 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3403 (force_expr_to_var_cost): Update for profile info.
3404 (force_var_cost): Likewise.
3405 (split_address_cost): Likewise.
3406 (ptr_difference_cost): Likewise.
3407 (difference_cost): Likewise.
3408 (get_computation_cost_at): Likewise.
3409 (determine_iv_cost): Likewise.
3410 (ivopts_global_cost_for_size): Likewise.
3411 (rewrite_use_address): Likewise.
3412 (tree_ssa_iv_optimize_loop): Initialize speed field.
3413 * cse.c (optimize_this_for_speed_p): New static var.
3414 (notreg_cost): Update call of rtx_cost.
3415 (cse_extended_basic_block): set optimize_this_for_speed_p.
3416 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3417 (noce_try_cmove_arith): Likewise.
3418 (noce_try_sign_mask): LIkewise.
3419 * expr.c (compress_float_constant): Update rtx_cost calls.
3420 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3422 (addr_to_parts): Likewise.
3423 (create_mem_ref): Likewise.
3424 * dse.c (find_shift_sequence): Add speed argument.
3425 (replace_read): Update call.
3426 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3427 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3428 * neg_cost, shift_cost, shiftadd_cost,
3429 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3430 mul_highpart_cost): Increase dimension.
3431 (init_expmed): Initialize for both size and speed.
3432 (expand_shift): Use profile.
3433 (synth_mult): Use profile.
3434 (choose_mult_variant): Use profile.
3435 (expand_mult): Use profile.
3436 (expand_mult_highpart_optab): Use profile.
3437 (expand_mult_highpart): Use profile.
3438 (expand_smod_pow2): Use profile.
3439 (expand_divmod): Use profile.
3440 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3442 * loop-invariant.c (create_new_invariant): Use profile.
3443 (gain_for_invariant): Add speed parameter.
3444 (best_gain_for_invariant): Likewise.
3445 (find_invariants_to_move): Likewise.
3446 (move_single_loop_invariants): Set it.
3447 * target-def.h (TARGET_RTX_COSTS): Use hook.
3448 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3449 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3450 * output.h (default_address_cost): Update prototype.
3451 * combine.c (optimize_this_for_speed_p): New static var.
3452 (combine_validate_cost): Update call of rtx_cost.
3453 (combine_instructions): Set optimize_this_for_speed_p.
3454 (expand_compound_operation): Update call of rtx_cost.
3455 (make_extraction):Update call of rtx_cost.
3456 (force_to_mode):Update call of rtx_cost.
3457 (distribute_and_simplify_rtx):Update call of rtx_cost.
3458 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3459 (estimate_reg_pressure_cost): Update prototype.
3460 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3461 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3463 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3464 (alpha_rtx_costs): Update.
3465 * config/frv/frv.c (frv_rtx_costs): Update.
3466 * config/s390/s390.c (s390_rtx_costs): Update.
3467 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3468 (m32c_rtx_costs): Update.
3469 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3470 (spu_rtx_costs): Update.
3471 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3472 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3473 * config/i386/i386.c (:ix86_address_cost): Update.
3474 (ix86_rtx_costs): Update.
3475 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3476 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3477 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3478 * config/crx/crx.c (crx_address_cost): Update.
3479 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3480 * config/stormy16/stormy16.c
3481 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3482 * config/m68hc11/m68hc11.c
3483 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3484 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3485 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3487 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3489 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3490 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3491 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3492 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3493 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3494 (mcore_rtx_costs): update.
3495 * config/score/score3.c (score3_rtx_costs): Update.
3496 * config/score/score7.c (score7_rtx_costs): Update.
3497 * config/score/score3.h (score3_rtx_costs):Update.
3498 * config/score/score7.h (score7_rtx_costs): Update.
3499 * config/score/score.c (score_rtx_costs): Update.
3500 * config/arm/arm.c (arm_address_cost): Update.
3501 (arm_rtx_costs_1): Update.
3502 (arm_rtx_costs_1): Update.
3503 (arm_size_rtx_costs): Update.
3504 (arm_size_rtx_costs): Update.
3505 (arm_size_rtx_costs): Update.
3506 (arm_xscale_rtx_costs): Update.
3507 (arm_thumb_address_cost): Update.
3508 * config/pa/pa.c (hppa_address_cost): Update.
3509 * config/mips/mips.c (mips_rtx_costs): Update.
3510 * config/vax/vax.c (vax_address_cost): Update.
3511 * config/h8300/h8300.c (h8300_shift_costs): Update.
3512 (h8300_rtx_costs): Update.
3513 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3514 (v850_rtx_costs): Update.
3515 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3516 * config/bfin/bfin.c
3517 (bfin_address_cost): Update.
3518 (bfin_rtx_costs): Update.
3519 * stmt.c (lshift_cheap_p): Update.
3521 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3524 * expmed.c (extract_bit_field_1): Check the mode size to make
3525 sure the vector modes have the same size.
3527 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3529 * dojump.c (top level): Include basic-block.h to declare
3530 optimize_insn_for_speed_p
3532 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3534 * opts.h (CL_SAVE): New option class for marking options that are
3535 target specific options usable in the target attribute.
3536 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3538 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3539 can easily find the target specific options that are safe to use
3540 in the attribute or pragma.
3542 * attribs.c (decl_attributes): Change #pragma GCC option to
3543 #pragma GCC target, and attribute((option(...))) to
3544 attribute((target(...))).
3546 * doc/extend.texi (target attribute): Change from option
3547 attribute. Delete push/pop/reset.
3548 (#pragma GCC target): Change from #pragma GCC option. Delete
3550 (#pragma GCC push_options): Document new pragma.
3551 (#pragma GCC pop_options): Document new pragma.
3552 (#pragma GCC reset_options): Document new pragma.
3554 * targhooks.c (default_target_option_valid_attribute_p): Add
3555 warning about port not supporting target attributes.
3556 (default_target_option_pragma_parse): New function, warn about
3557 #pragma GCC target not being supported.
3559 * targhooks.h (default_target_option_pragma_parse): Add
3562 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3563 TI_CURRENT_OPTION_PRAGMA.
3564 (current_target_pragma): Rename from current_option_pragma.
3566 * target.h: (struct target_option): Delete booleans for changing
3567 the optimization level on hot/cold functions. Change signature of
3568 pragma_parse hook to take a second tree.
3570 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3572 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3573 that the declaration is done at global scope.
3575 * langhooks.c (add_builtin_function_common): Move most of the code
3576 from add_builtin_function here, calling the hook passed in.
3577 (add_builtin_function): Call add_builtin_function_common with
3578 standard builtin hook.
3579 (add_builtin_function_ext_scope): New function to add builtins to
3582 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3584 (add_builtin_function_ext_scope): Add declaration.
3586 * c-pragma.c (handle_pragma_target): Rename from
3587 handle_pragma_option, #pragma GCC option is now #pragma GCC
3588 target. Move warning about port not supporting target options to
3589 default pragma parse hook. Remove push/pop/reset from this
3591 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3592 (option_stack): Delete static variable.
3593 (optimize_stack): Ditto.
3594 (optons_stack): New stack of saved target and optimization
3596 (handle_pragma_push_options): New function to handle pushing both
3597 target and optimization options.
3598 (handle_pragma_pop_options): New function to handle popping both
3599 target and optimization options.
3600 (handle_pragma_reset_options): New function to handle resetting
3601 both target and optimization options to their initial state.
3602 (init_pragma): Rename handle_pragma_option to
3603 handle_pragma_target. Add support for push_options, pop_options,
3604 and reset_options pragmas.
3606 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3607 default_target_option_pragma_parse.
3608 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3609 default_target_option_valid_attribute_p.
3610 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3611 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3612 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3613 optimization level on hot/cold functions.
3615 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3616 if the caller and callee have different optimization levels.
3618 * c-common.c (handle_target_attribute): Rename from
3619 handle_option_attribute, attribute((option(...))) is now
3620 attribute((target(...))). Move warning if the port does not
3621 support target attributes to the default hook.
3622 (handle_hot_attribute): Delete code to change the optimization
3623 level of hot functions.
3624 (handle_cold_attribute): Ditto.
3626 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3627 argument that is the binary tree options to use if there are no
3628 arguments. Call ix86_valid_target_attribute_tree instead of
3629 ix86_valid_option_attribute_tree.
3630 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3631 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3632 ix86_pragma_option_parse.
3634 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3635 Rename from ix86_valid_option_attribute_tree.
3637 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3638 new builtins when the ISA changes.
3639 (ix86_valid_target_attribute_tree): Rename from
3640 ix86_valid_option_attribute_tree. Change callers. If the
3641 function specified optimization options, use those as the starting
3642 point before setting up the target attributes. If the
3643 optimization options were changed in the course of setting the
3644 target attributes, record the new optimization options.
3645 (ix86_valid_target_attribute_tree_inner_p): Rename from
3646 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3647 ix86_add_new_builtins if the ISA changed.
3648 (ix86_valid_target_attribute_p): Rename from
3649 ix86_valid_option_attribute_p. Change callers.
3650 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3651 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3652 as delayed builtin functions.
3653 (struct builtin_isa): New structure to record builtin functions
3654 that should be delayed until the ISA for that function is used.
3655 (ix86_builtins_isa): Change from int to struct to track builtin
3656 functions we want to declare at some point.
3657 (def_builtin): If the front end can delay defining the builtin
3658 functions, don't create builtins for ISAs not part of the default
3660 (def_builtin_const): Ditto.
3661 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3662 __builtin_ia32_pcmov_v2di to be different builtin functions.
3663 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3664 a structure instead of an int.
3665 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3666 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3667 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3668 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3670 * config/ia64/ia64.h
3671 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3672 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3674 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3675 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3676 (LANG_HOOKS_INITIALIZER): Add
3677 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3679 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3682 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3683 the reload address with the index register for SFmode
3684 access with a displacement.
3686 2008-08-30 Jan Hubicka <jh@suse.cz>
3688 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3689 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3690 * dojump.c (do_jump): Likewise.
3691 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3692 (note-if_info): Add BRANCH_COST.
3693 (noce_try_store_flag_constants, noce_try_addcc,
3694 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3695 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3696 find_if_case_2): Use computed branch cost.
3697 * expr.h (BRANCH_COST): Update default.
3698 * predict.c (predictable_edge_p): New function.
3699 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3700 Update BRANCH_COST call.
3701 * basic-block.h (predictable_edge_p): Declare.
3702 * config/alpha/alpha.h (BRANCH_COST): Update.
3703 * config/frv/frv.h (BRANCH_COST): Update.
3704 * config/s390/s390.h (BRANCH_COST): Update.
3705 * config/spu/spu.h (BRANCH_COST): Update.
3706 * config/sparc/sparc.h (BRANCH_COST): Update.
3707 * config/m32r/m32r.h (BRANCH_COST): Update.
3708 * config/i386/i386.h (BRANCH_COST): Update.
3709 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3711 * config/sh/sh.h (BRANCH_COST): Update.
3712 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3713 * config/avr/avr.h (BRANCH_COST): Update.
3714 * config/crx/crx.h (BRANCH_COST): Update.
3715 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3716 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3717 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3718 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3719 * config/ia64/ia64.h (BRANCH_COST): Update.
3720 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3721 * config/arc/arc.h (BRANCH_COST): Update.
3722 * config/score/score.h (BRANCH_COST): Update.
3723 * config/arm/arm.h (BRANCH_COST): Update.
3724 * config/pa/pa.h (BRANCH_COST): Update.
3725 * config/mips/mips.h (BRANCH_COST): Update.
3726 * config/vax/vax.h (BRANCH_COST): Update.
3727 * config/h8300/h8300.h (BRANCH_COST): Update.
3728 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3729 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3730 * doc/tm.texi (BRANCH_COST): Update.
3732 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3735 * config/arm/arm.c (arm_optimization_options): Set
3736 flag_section_anchors to 2 instead of 1 to distinguish it from
3737 -fsection-anchors given explicitely on the command line.
3739 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3741 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3742 final insn of a split.
3744 2008-08-30 Jan Hubicka <jh@suse.cz>
3746 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3747 optimized for speed.
3748 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3749 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3750 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3751 flag_gcse_after_reload_set): New static vars.
3752 (common_handle_option): Enable those flags for profile-use.
3753 (decode_options): Remove optimize_size flags that are handled
3754 on higher granuality.
3755 * tree-vectorizer.c (vectorize_loops): Use
3756 optimize_loop_nest_for_speed_p.
3757 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3758 * tree-predcom.c (tree_predictive_commoning): Use
3759 optimize_loop_for_speed_p.
3760 * varasm.c (assemble_start_function): Use
3761 optimize_function_for_speed_p.
3762 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3763 * predict.c (optimize_loop_for_speed_p): Fix walk.
3765 2008-08-30 Jan Hubicka <jh@suse.cz>
3767 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3769 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3770 profile presence locally.
3772 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3775 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3776 versions before 4.0.
3778 2008-08-29 Jan Hubicka <jh@suse.cz>
3780 * tree-inline.c (insert_init_stmt): Insert sequence even when
3783 2008-08-29 Jeff Law <law@redhat.com>
3785 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3786 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3787 location and class is an FP register.
3789 2008-08-29 Jan Hubicka <jh@suse.cz>
3791 * see.c (see_merge_one_def_extension): Silence used uninitialized
3793 * matrix-reorg.c (check_allocation_function): Likewise.
3794 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3796 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3799 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3800 compute new & and | in type rather than TREE_TYPE (arg0).
3802 * dwarf2out.c (fortran_common): Update comment.
3803 (gen_variable_die): Swap com_die and var_die variables in Fortran
3804 COMMON block handling code.
3806 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3808 * dwarf2out.c (gen_const_die): New function.
3809 (size_of_die, value_format, output_die): Output larger
3810 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3811 (native_encode_initializer): New function.
3812 (tree_add_const_value_attribute): Call it.
3813 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3815 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3816 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3817 TREE_THIS_VOLATILE to add_type_attribute.
3819 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3821 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3824 * dwarf2out.c (loc_by_reference): New function.
3825 (add_location_or_const_value_attribute): Use it.
3828 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3829 as DW_TAG_variable children of DW_TAG_common_block rather than
3830 DW_TAG_member children. Put DW_AT_external to individual
3831 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3833 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3834 loc_descriptor_from_tree_1.
3838 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3839 arguments to imported_module_or_decl.
3840 (debug_nothing_tree_tree): Removed.
3841 (debug_nothing_tree_tree_tree_bool): New prototype.
3842 * debug.c (do_nothing_debug_hooks): Adjust.
3843 (debug_nothing_tree_tree): Removed.
3844 (debug_nothing_tree_tree_tree_bool): New function.
3845 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3846 (gen_variable_die): Put all common vars for the
3847 same COMMON block under one DW_TAG_common_block.
3848 (declare_in_namespace): Return new context_die, for Fortran
3849 return the module DIE instead of adding extra declarations into
3851 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3852 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3853 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3855 (dwarf2out_global_decl): Don't skip Fortran global vars.
3856 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3857 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3858 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3859 DW_TAG_imported_declaration as child of previous
3860 DW_TAG_imported_module.
3861 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3862 * sdbout.c (sdb_debug_hooks): Likewise.
3863 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3865 2008-08-29 Jan Hubicka <jh@suse.cz>
3867 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3869 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3870 * ipa-cp.c (n_cloning_candidates): New static variable.
3871 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3872 (ipcp_print_all_lattices): Improve debug output.
3873 (ipcp_cloning_candidate_p): New function.
3874 (ipcp_initialize_node_lattices): Use it.
3875 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3876 (ipcp_propagate_stage): Prettier debug output.
3877 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3878 (ipcp_print_all_structures): Remove.
3879 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3880 (ipcp_insert_stage): Prettier debug output; call
3881 cgraph_remove_unreachable_nodes before propagating.
3882 (pass_ipa_cp): Schedule function removal pass.
3883 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3885 (cgraph_maybe_hot_edge_p): Move to ...
3886 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3887 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3888 (common_handle_option): Set them; enable ipa-cp when profiling.
3889 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3890 (ipa_print_all_jump_functions): Likewise.
3891 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3892 (ipa_print_node_params, ipa_print_all_params): New.
3893 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3894 ipa_print_all_param_flags): Remove.
3895 (ipa_print_node_params, ipa_print_all_params): New.
3897 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3899 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3900 change from 2008-04-03.
3901 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3903 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3906 * ira-color.c (push_allocnos_to_stack): Truncate
3907 removed_splay_allocno_vec.
3909 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3912 * ira-color (ira_fast_allocation): Don't assign hard registers to
3915 2008-08-29 Jan Hubicka <jh@suse.cz>
3918 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3919 for cold internal loops.
3921 2008-08-29 Richard Guenther <rguenther@suse.de>
3923 * tree-ssa-structalias.c (create_variable_info_for): Do not
3924 create fields for heap vars or vars with a noalias state.
3925 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3928 2008-08-29 Richard Guenther <rguenther@suse.de>
3930 * common.opt (ftree-store-ccp): Mark as preserved for
3931 backward compatibility.
3932 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3933 * tree-pass.h (pass_store_ccp): Remove.
3934 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3935 (first_vdef): Remove declaration.
3936 (get_value_loaded_by): Likewise.
3937 * tree-ssa-ccp.c (do_store_ccp): Remove.
3938 (get_default_value): Simplify as do_store_ccp is always false
3939 now. Do not initialize mem_ref.
3940 (set_value_varying): Likewise.
3941 (canonicalize_float_value): Likewise.
3942 (set_lattice_value): Likewise.
3943 (likely_value): Likewise.
3944 (surely_varying_stmt_p): Likewise.
3945 (ccp_initialize): Likewise.
3946 (ccp_lattice_meet): Likewise.
3947 (ccp_visit_phi_node): Likewise.
3948 (ccp_fold): Likewise.
3949 (evaluate_stmt): Likewise.
3950 (visit_assignment): Likewise.
3951 (ccp_visit_stmt): Likewise.
3952 (execute_ssa_ccp): Fold into ...
3953 (do_ssa_ccp): ... this.
3954 (do_ssa_store_ccp): Remove.
3955 (gate_store_ccp): Likewise.
3956 (pass_store_ccp): Likewise.
3957 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3959 * tree-ssa-propagate.c (first_vdef): Remove.
3960 (get_value_loaded_by): Likewise.
3961 (replace_vuses_in): Likewise.
3962 (substitute_and_fold): Do not call replace_vuses_in.
3963 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3965 2008-08-29 Richard Guenther <rguenther@suse.de>
3968 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3969 PARAM_NOALIAS tags with is_heapvar.
3970 * tree-ssa-operands.c (access_can_touch_variable): Offset
3971 based tests do not apply for heapvars. Fix offset test.
3973 2008-08-29 Jan Hubicka <jh@suse.cz>
3975 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3976 (-fipa-cp-clone): Enabled by default at -O3.
3977 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3978 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3980 2008-08-29 Jan Hubicka <jh@suse.cz>
3982 * tree.c (build_function_type_skip_args,
3983 build_function_decl_skip_args): New functions.
3984 * tree.h (build_function_type_skip_args,
3985 build_function_decl_skip_args): Declare.
3986 * gimple.c (giple_copy_call_skip_args): New function.
3987 (giple_copy_call_skip_args): Declare.
3989 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3990 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3991 (ipcp_node_modifiable_p): ... this one; use
3992 tree_versionable_function_p.
3993 (ipcp_create_replace_map): Improve debug output.
3994 (ipcp_need_redirect_p): Return false when not clonning.
3995 (ipcp_update_callgraph): Skip args.
3996 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3998 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3999 (save_inline_function_body): Update call of tree_function_versioning.
4000 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4001 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4003 (tree_function_versioning): Likewise.
4004 * tree-inline.h (tree_function_versioning): Update prototype.
4006 2008-08-29 Jan Hubicka <jh@suse.cz>
4008 * loop-unswitch.c (unswitch_single_loop): Use
4009 optimize_loop_for_speed_p.
4010 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4011 Use optimize_function_for_size_p.
4012 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4013 * postreload-gcse.c (eliminate_partially_redundant_load):
4014 Use optimize_bb_for_size_p.
4015 * value-prof.c (gimple_divmod_fixed_value_transform,
4016 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4017 gimple_stringops_transform): Use optimize_bb_for_size_p.
4018 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4019 * final.c (compute_alignments): Use optimize_function_for_size_p.
4020 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4021 (fold_builtin_strcpy, fold_builtin_fputs): Use
4022 optimize_function_for_size_p.
4023 * fold-const.c (tree_swap_operands_p): Use
4024 optimize_function_for_size_p.
4025 * recog.c (relax_delay_slots): Likewise.
4026 * tree-ssa-math-opts.c (replace_reciprocal):
4027 Use optimize_bb_for_speed_p.
4028 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4029 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4030 optimize_function_for_size_p.
4031 (cgraph_decide_inlining_of_small_function): Use
4032 optimize_function_for_size_p.
4033 * global.c (find_reg): Use optimize_function_for_size_p.
4034 * opts.c (decode_options): Do not clear flag_tree_ch,
4035 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4036 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4037 work it out from profile.
4038 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4039 optimize_loop_for_speed_p.
4040 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4042 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4043 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4044 * tree-eh.c (decide_copy_try_finally): Use
4045 optimize_function_for_size_p.
4046 * local-alloc.c (block_alloc): Pass BB pointer.
4047 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4048 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4049 * loop-unroll.c (decide_unrolling_and_peeling):
4050 Use optimize_loop_for_size_p.
4051 (decide_peel_completely): Likewise.
4052 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4053 optimize_loop_for_size_p.
4054 (vect_enhance_data_refs_alignment): Likewise.
4055 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4056 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4058 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4059 (try_crossjump_bb): Use optimize_bb_for_size_p.
4060 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4061 optimize_loop_for_speed_p.
4062 * bb-reorder.c (find_traces_1_round): Likewise.
4063 (copy_bb): Use optimize_bb_for_speed_p.
4064 (duplicate_computed_gotos): Likewise.
4065 * basic-block.h (optimize_loop_nest_for_size_p,
4066 optimize_loop_nest_for_speed_p): New.
4067 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4069 2008-08-29 Tristan Gingold <gingold@adacore.com>
4071 * gcov.c (main): Call expandargv.
4073 2008-08-29 Jan Hubicka <jh@suse.cz>
4075 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4077 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4079 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4080 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4082 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4084 2008-08-29 Jan Hubicka <jh@suse.cz>
4086 * tree-pass.h (pass_strip_predict_hints): Declare.
4087 * predict.c (strip_builtin_expect): Rename to ...
4088 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4089 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4090 (tree_estimate_probability): Do not strip builtin_expect.
4091 (pass_strip_predict_hints): New pass.
4092 * tree-inline.c (expand_call_inline): When inlining cold function,
4093 predict it as unlikely.
4094 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4096 2008-08-29 Richard Guenther <rguenther@suse.de>
4098 PR tree-optimization/37207
4099 * tree-vrp.c (extract_range_from_binary_expr): Also try
4100 to constant fold if only one of the operands is a constant.
4102 2008-08-29 Nick Clifton <nickc@redhat.com>
4104 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4105 the same way as SYMBOL_REFs.
4107 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4109 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4111 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4113 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4114 * config/mips/mips.md (branch_likely): Remove const. Fix
4116 (define_delay for type "branch"): Change to only apply for branch
4117 with likely variant.
4118 (define_delay for type "branch" and "branch_likely" no). New delay
4120 (equality_op): New code iterator.
4121 (bbv, bbinv): New code attributes.
4122 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4125 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4126 Andrew Pinski <pinskia@gcc.gnu.org>
4129 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4131 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4133 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4134 rule that a symbolic constant must be defined and >= 0 for the
4135 corresponding facility to be present at compile-time.
4136 * gthr-posix.c: Likewise.
4138 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4140 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4141 * config/mips/mips.md (D): New mode attribute.
4142 (mulsi3, muldi3): Merge it into ...
4143 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4144 (muldi3_mul3): New pattern.
4145 (mulsi3_mult3): Rename to mulsi3_mul3.
4147 2008-08-28 Jan Hubicka <jh@suse.cz>
4149 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4151 * predict.c (always_optimize_for_size_p): Rename to ...
4152 (optimize_function_for_size): ... this one; make extern.
4153 (optimize_function_for_speed_p): New.
4154 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4155 optimize_edge_for_size_p,optimize_edge_for_size_p,
4156 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4157 * basic-block.h (optimize_function_for_size_p,
4158 optimize_function_for_speed_p): Declare.
4159 * i386.md (optimize_size checks): Replace them by appropriate
4161 (standard_80387_constant_p, ix86_compute_frame_layout,
4162 ix86_expand_epilogue, ix86_decompose_address,
4163 print_operand, emit_i387_cw_initialization,
4164 inline_memory_move_cost, ix86_pad_returns,
4165 ix86_reorg): Replace optimize_size checks.
4167 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4169 * rtl.h (simplify_subreg_regno): Declare.
4170 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4171 * simplify-rtx.c (simplify_subreg): ...here.
4172 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4173 subreg_offset_representable_p.
4175 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4178 * c-typeck.c (convert_for_assignment): Give a note describing what
4179 was passed and what was expected.
4181 2008-08-28 Joey Ye <joey.ye@intel.com>
4183 * doc/extend.texi: Document AVX built-in functions.
4184 * doc/invoke.texi: Document -mavx.
4186 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4187 Joey Ye <joey.ye@intel.com>
4188 Xuepeng Guo <xuepeng.guo@intel.com>
4190 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4192 * config/i386/cpuid.h (bit_FMA): New.
4193 (bit_XSAVE): Likewise.
4194 (bit_OSXSAVE): Likewise.
4195 (bit_AVX): Likewise.
4197 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4198 define. Use ASM_OUTPUT_AVX_PREFIX.
4200 * config/i386/gmmintrin.h: New.
4202 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4203 (OPTION_MASK_ISA_AVX_SET): New.
4204 (OPTION_MASK_ISA_FMA_SET): Likewise.
4205 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4206 (OPTION_MASK_ISA_FMA_SET): Likewise.
4207 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4208 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4209 (pta_flags): Add PTA_AVX and PTA_FMA.
4210 (override_options): Handle PTA_AVX and PTA_FMA.
4211 (init_cumulative_args): Handle warn_avx.
4212 (classify_argument): Return 0 for COImode and OImode. Return
4213 1 and X86_64_AVX_CLASS for 256bit vector types.
4214 (examine_argument): Handle X86_64_AVX_CLASS.
4215 (construct_container): Likewise.
4216 (function_arg_advance_32): Pass OImode and 256bit vector types
4218 (function_arg_advance_64): Take a new argument to indicate if a
4219 parameter is named. Handle 256bit vector types. Return
4220 immediately for unnamed 256bit vector mode parameters.
4221 (function_arg_advance): Updated.
4222 (function_arg_32): Add comments for TImode. Handle OImode
4223 and 256bit vector types.
4224 (function_arg_64): Take a new argument to indicate if a
4225 parameter is named. Handle 256bit vector types. Return NULL
4226 for unnamed 256bit vector mode parameters.
4227 (function_arg): Updated.
4228 (setup_incoming_varargs_64): Support
4229 AVX encoding for *sse_prologue_save_insn.
4230 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4231 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4232 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4233 enabled, otherwise return -3.
4234 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4236 (print_reg): Support AVX registers. Handle 'x' and 't'.
4237 Handle 'd' to duplicate the operand.
4238 (print_operand): Likewise. Also support AVX vector compare
4240 (output_387_binary_op): Support AVX.
4241 (output_fp_compare): Likewise.
4242 (ix86_expand_vector_move_misalign): Likewise.
4243 (ix86_attr_length_vex_default): New.
4244 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4245 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4246 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4247 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4248 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4249 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4250 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4251 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4252 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4253 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4254 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4255 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4256 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4257 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4258 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4259 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4260 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4261 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4262 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4263 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4264 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4265 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4266 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4267 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4268 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4269 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4270 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4271 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4272 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4273 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4274 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4275 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4276 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4277 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4278 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4279 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4280 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4281 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4282 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4283 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4284 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4285 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4286 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4287 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4288 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4289 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4290 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4291 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4292 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4293 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4294 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4295 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4296 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4297 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4298 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4299 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4300 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4301 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4302 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4303 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4304 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4305 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4306 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4307 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4308 and IX86_BUILTIN_MOVMSKPS256,
4309 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4310 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4311 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4312 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4313 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4314 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4315 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4316 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4317 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4318 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4319 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4320 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4321 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4322 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4323 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4324 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4325 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4326 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4327 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4328 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4329 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4330 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4331 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4332 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4333 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4334 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4335 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4336 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4337 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4338 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4339 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4340 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4341 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4342 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4343 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4344 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4345 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4346 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4347 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4348 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4349 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4350 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4351 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4352 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4353 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4354 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4355 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4356 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4357 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4358 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4359 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4360 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4361 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4362 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4363 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4364 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4365 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4366 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4368 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4369 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4370 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4371 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4372 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4373 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4374 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4375 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4376 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4377 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4378 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4379 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4380 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4381 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4382 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4383 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4384 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4385 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4386 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4387 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4388 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4389 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4390 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4391 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4392 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4393 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4394 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4395 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4396 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4397 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4398 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4399 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4400 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4401 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4402 IX86_BUILTIN_MOVMSKPS256.
4403 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4404 (ix86_expand_args_builtin): Likewise.
4405 (ix86_expand_special_args_builtin): Likewise.
4406 (ix86_hard_regno_mode_ok): Handle AVX modes.
4407 (ix86_expand_vector_init_duplicate): Likewise.
4408 (ix86_expand_vector_init_one_nonzero): Likewise.
4409 (ix86_expand_vector_init_one_var): Likewise.
4410 (ix86_expand_vector_init_concat): Likewise.
4411 (ix86_expand_vector_init_general): Likewise.
4412 (ix86_expand_vector_set): Likewise.
4413 (ix86_vector_mode_supported_p): Likewise.
4414 (x86_extended_reg_mentioned_p): Check INSN_P before using
4417 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4418 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4420 * config/i386/i386.h (TARGET_AVX): New.
4421 (TARGET_FMA): Likewise.
4422 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4423 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4424 (VALID_AVX256_REG_MODE): New.
4425 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4426 (AVX_FLOAT_MODE_P): Likewise.
4427 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4428 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4429 (AVX_VEC_FLOAT_MODE_P): Likewise.
4430 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4431 (ASM_OUTPUT_OPCODE): Likewise.
4432 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4434 (SSE_REG_MODE_P): Allow 256bit vector modes.
4435 (ix86_args): Add a warn_avx field.
4437 * config/i386/i386.md (UNSPEC_PCMP): New.
4438 (UNSPEC_VPERMIL): Likewise.
4439 (UNSPEC_VPERMIL2): Likewise.
4440 (UNSPEC_VPERMIL2F128): Likewise.
4441 (UNSPEC_MASKLOAD): Likewise.
4442 (UNSPEC_MASKSTORE): Likewise.
4443 (UNSPEC_CAST): Likewise.
4444 (UNSPEC_VTESTP): Likewise.
4445 (UNSPECV_VZEROALL): Likewise.
4446 (UNSPECV_VZEROUPPER): Likewise.
4447 (XMM0_REG): Likewise.
4448 (XMM1_REG): Likewise.
4449 (XMM2_REG): Likewise.
4450 (XMM3_REG): Likewise.
4451 (XMM4_REG): Likewise.
4452 (XMM5_REG): Likewise.
4453 (XMM6_REG): Likewise.
4454 (XMM8_REG): Likewise.
4455 (XMM9_REG): Likewise.
4456 (XMM10_REG): Likewise.
4457 (XMM11_REG): Likewise.
4458 (XMM12_REG): Likewise.
4459 (XMM13_REG): Likewise.
4460 (XMM14_REG): Likewise.
4461 (XMM15_REG): Likewise.
4463 (prefix_vex_imm8): Likewise.
4464 (prefix_vex_w): Likewise.
4465 (length_vex): Likewise.
4468 (*avx_ashlti3): Likewise.
4469 (*avx_lshrti3): Likewise.
4470 (*avx_setcc<mode>): Likewise.
4471 (*fop_<mode>_comm_mixed_avx): Likewise.
4472 (*fop_<mode>_comm_avx): Likewise.
4473 (*fop_<mode>_1_mixed_avx): Likewise.
4474 (*fop_<mode>_1_avx): Likewise.
4475 (*avx_<code><mode>3): Likewise.
4476 (*avx_ieee_smin<mode>3): Likewise.
4477 (*avx_ieee_smax<mode>3): Likewise.
4478 (mode): Add OI, V8SF and V4DF.
4479 (length): Support VEX prefix.
4480 (*cmpfp_i_mixed): Set prefix attribute.
4481 (*cmpfp_i_sse): Likewise.
4482 (*cmpfp_iu_mixed): Likewise.
4483 (*cmpfp_iu_sse): Likewise.
4484 (*movsi_1): Support AVX.
4485 (*movdi_2): Likewise.
4486 (*movdi_1_rex64): Likewise.
4487 (*movti_internal): Likewise.
4488 (*movti_rex64): Likewise.
4489 (*movsf_1): Likewise.
4490 (*movdf_nointeger): Likewise.
4491 (*movdf_integer_rex64): Likewise.
4492 (*movtf_internal): Likewise.
4493 (zero_extendsidi2_32): Likewise.
4494 (zero_extendsidi2_rex64): Likewise.
4495 (*extendsfdf2_mixed): Likewise.
4496 (*extendsfdf2_sse): Likewise.
4497 (*truncdfsf_fast_mixed): Likewise.
4498 (*truncdfsf_fast_sse): Likewise.
4499 (*truncdfsf_mixed): Likewise.
4500 (fix_trunc<mode>di_sse): Likewise.
4501 (fix_trunc<mode>si_sse): Likewise.
4502 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4503 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4504 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4505 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4506 (*rcpsf2_sse): Likewise.
4507 (*rsqrtsf2_sse): Likewise.
4508 (*sqrt<mode>2_sse): Likewise.
4509 (sse4_1_round<mode>2): Likewise.
4510 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4511 Support AVX. Set length attribute properly for AVX.
4513 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4514 (VECTOR_MODES (FLOAT, 32)): Likewise.
4515 (VECTOR_MODE (INT, DI, 8)): Likewise.
4516 (VECTOR_MODE (INT, HI, 32)): Likewise.
4517 (VECTOR_MODE (INT, QI, 64)): Likewise.
4518 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4519 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4520 (VECTOR_MODE (INT, DI, 4)): Removed.
4521 (VECTOR_MODE (INT, SI, 8)): Likewise.
4522 (VECTOR_MODE (INT, HI, 16)): Likewise.
4523 (VECTOR_MODE (INT, QI, 32)): Likewise.
4524 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4525 (INT_MODE (OI, 32)): Likewise.
4527 * config/i386/i386.opt (mavx): New.
4530 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4532 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4533 (*mov<mode>_internal_avx): New.
4534 (*movv2sf_internal_rex64_avx): Likewise.
4535 (*movv2sf_internal_avx): Likewise.
4537 * config/i386/predicates.md (const_4_to_5_operand): New.
4538 (const_6_to_7_operand): Likewise.
4539 (const_8_to_11_operand): Likewise.
4540 (const_12_to_15_operand): Likewise.
4541 (avx_comparison_float_operator): Likewise.
4543 * config/i386/sse.md (AVX256MODEI): New.
4544 (AVX256MODE): Likewise.
4545 (AVXMODEQI): Likewise.
4546 (AVXMODE): Likewise.
4547 (AVX256MODEF2P): Likewise.
4548 (AVX256MODE2P): Likewise.
4549 (AVX256MODE4P): Likewise.
4550 (AVX256MODE8P): Likewise.
4551 (AVXMODEF2P): Likewise.
4552 (AVXMODEF4P): Likewise.
4553 (AVXMODEDCVTDQ2PS): Likewise.
4554 (AVXMODEDCVTPS2DQ): Likewise.
4555 (avxvecmode): Likewise.
4556 (avxvecpsmode): Likewise.
4557 (avxhalfvecmode): Likewise.
4558 (avxscalarmode): Likewise.
4559 (avxcvtvecmode): Likewise.
4560 (avxpermvecmode): Likewise.
4561 (avxmodesuffixf2c): Likewise.
4562 (avxmodesuffixp): Likewise.
4563 (avxmodesuffixs): Likewise.
4564 (avxmodesuffix): Likewise.
4565 (vpermilbits): Likewise.
4566 (pinsrbits): Likewise.
4567 (mov<mode>): Likewise.
4568 (*mov<mode>_internal): Likewise.
4569 (push<mode>1): Likewise.
4570 (movmisalign<mode>): Likewise.
4571 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4572 (avx_movdqu<avxmodesuffix>): Likewise.
4573 (avx_lddqu<avxmodesuffix>): Likewise.
4574 (<plusminus_insn><mode>3): Likewise.
4575 (*avx_<plusminus_insn><mode>3): Likewise.
4576 (*avx_vm<plusminus_insn><mode>3): Likewise.
4577 (mul<mode>3): Likewise.
4578 (*avx_mul<mode>3): Likewise.
4579 (*avx_vmmul<mode>3): Likewise.
4580 (divv8sf3): Likewise.
4581 (divv4df3): Likewise.
4582 (avx_div<mode>3): Likewise.
4583 (*avx_div<mode>3): Likewise.
4584 (*avx_vmdiv<mode>3): Likewise.
4585 (avx_rcpv8sf2): Likewise.
4586 (*avx_vmrcpv4sf2): Likewise.
4587 (sqrtv8sf2): Likewise.
4588 (avx_sqrtv8sf2): Likewise.
4589 (*avx_vmsqrt<mode>2): Likewise.
4590 (rsqrtv8sf2): Likewise.
4591 (avx_rsqrtv8sf2): Likewise.
4592 (*avx_vmrsqrtv4sf2): Likewise.
4593 (<code><mode>3): Likewise.
4594 (*avx_<code><mode>3_finite): Likewise.
4595 (*avx_<code><mode>3): Likewise.
4596 (*avx_vm<code><mode>3): Likewise.
4597 (*avx_ieee_smin<mode>3): Likewise.
4598 (*avx_ieee_smax<mode>3): Likewise.
4599 (avx_addsubv8sf3): Likewise.
4600 (avx_addsubv4df3): Likewise.
4601 (*avx_addsubv4sf3): Likewise.
4602 (*avx_addsubv2df3): Likewise.
4603 (avx_h<plusminus_insn>v4df3): Likewise.
4604 (avx_h<plusminus_insn>v8sf3): Likewise.
4605 (*avx_h<plusminus_insn>v4sf3): Likewise.
4606 (*avx_h<plusminus_insn>v2df3): Likewise.
4607 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4608 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4609 (*avx_maskcmp<mode>3): Likewise.
4610 (avx_nand<mode>3): Likewise.
4611 (*avx_<code><mode>3): Likewise.
4612 (*avx_nand<mode>3): Likewise.
4613 (*avx_<code><mode>3): Likewise.
4614 (*avx_cvtsi2ss): Likewise.
4615 (*avx_cvtsi2ssq): Likewise.
4616 (*avx_cvtsi2sd): Likewise.
4617 (*avx_cvtsi2sdq): Likewise.
4618 (*avx_cvtsd2ss): Likewise.
4619 (avx_cvtss2sd): Likewise.
4620 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4621 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4622 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4623 (*avx_cvtsi2sd): Likewise.
4624 (*avx_cvtsi2sdq): Likewise.
4625 (avx_cvtdq2pd256): Likewise.
4626 (avx_cvtpd2dq256): Likewise.
4627 (avx_cvttpd2dq256): Likewise.
4628 (*avx_cvtsd2ss): Likewise.
4629 (*avx_cvtss2sd): Likewise.
4630 (avx_cvtpd2ps256): Likewise.
4631 (avx_cvtps2pd256): Likewise.
4632 (*avx_movhlps): Likewise.
4633 (*avx_movlhps): Likewise.
4634 (avx_unpckhps256): Likewise.
4635 (*avx_unpckhps): Likewise.
4636 (avx_unpcklps256): Likewise.
4637 (*avx_unpcklps): Likewise.
4638 (avx_movshdup256): Likewise.
4639 (avx_movsldup256): Likewise.
4640 (avx_shufps256): Likewise.
4641 (avx_shufps256_1): Likewise.
4642 (*avx_shufps_<mode>): Likewise.
4643 (*avx_loadhps): Likewise.
4644 (*avx_storelps): Likewise.
4645 (*avx_loadlps): Likewise.
4646 (*avx_movss): Likewise.
4647 (*vec_dupv4sf_avx): Likewise.
4648 (*vec_concatv2sf_avx): Likewise.
4649 (*vec_concatv4sf_avx): Likewise.
4650 (*vec_setv4sf_0_avx): Likewise.
4651 (*vec_setv4sf_avx): Likewise.
4652 (*avx_insertps): Likewise.
4653 (avx_vextractf128<mode>): Likewise.
4654 (vec_extract_lo_<mode>): Likewise.
4655 (vec_extract_hi_<mode>): Likewise.
4656 (vec_extract_lo_<mode>): Likewise.
4657 (vec_extract_hi_<mode>): Likewise.
4658 (vec_extract_lo_v16hi): Likewise.
4659 (vec_extract_hi_v16hi): Likewise.
4660 (vec_extract_lo_v32qi): Likewise.
4661 (vec_extract_hi_v32qi): Likewise.
4662 (avx_unpckhpd256): Likewise.
4663 (*avx_unpckhpd): Likewise.
4664 (avx_movddup256): Likewise.
4665 (*avx_movddup): Likewise.
4666 (avx_unpcklpd256): Likewise.
4667 (*avx_unpcklpd): Likewise.
4668 (avx_shufpd256): Likewise.
4669 (avx_shufpd256_1): Likewise.
4670 (*avx_punpckhqdq): Likewise.
4671 (*avx_punpcklqdq): Likewise.
4672 (*avx_shufpd_<mode>): Likewise.
4673 (*avx_storehpd): Likewise.
4674 (*avx_loadhpd): Likewise.
4675 (*avx_loadlpd): Likewise.
4676 (*avx_movsd): Likewise.
4677 (*vec_concatv2df_avx): Likewise.
4678 (*avx_<plusminus_insn><mode>3): Likewise.
4679 (*avx_<plusminus_insn><mode>3): Likewise.
4680 (*avx_mulv8hi3): Likewise.
4681 (*avxv8hi3_highpart): Likewise.
4682 (*avx_umulv8hi3_highpart): Likewise.
4683 (*avx_umulv2siv2di3): Likewise.
4684 (*avx_mulv2siv2di3): Likewise.
4685 (*avx_pmaddwd): Likewise.
4686 (*avx_mulv4si3): Likewise.
4687 (*avx_ashr<mode>3): Likewise.
4688 (*avx_lshr<mode>3): Likewise.
4689 (*avx_ashl<mode>3): Likewise.
4690 (*avx_<code><mode>3): Likewise.
4691 (*avx_eq<mode>3): Likewise.
4692 (*avx_gt<mode>3): Likewise.
4693 (*avx_nand<mode>3): Likewise.
4694 (*avx_nand<mode>3): Likewise.
4695 (*avx_<code><mode>3): Likewise.
4696 (*avx_<code><mode>3): Likewise.
4697 (*avx_packsswb): Likewise.
4698 (*avx_packssdw): Likewise.
4699 (*avx_packuswb): Likewise.
4700 (*avx_punpckhbw): Likewise.
4701 (*avx_punpcklbw): Likewise.
4702 (*avx_punpckhwd): Likewise.
4703 (*avx_punpcklwd): Likewise.
4704 (*avx_punpckhdq): Likewise.
4705 (*avx_punpckldq): Likewise.
4706 (*avx_pinsr<avxmodesuffixs>): Likewise.
4707 (*avx_pinsrq): Likewise.
4708 (*avx_loadld): Likewise.
4709 (*vec_extractv2di_1_rex64_avx): Likewise.
4710 (*vec_extractv2di_1_avx): Likewise.
4711 (*vec_dupv2di_avx): Likewise.
4712 (*vec_concatv2si_avx): Likewise.
4713 (*vec_concatv4si_1_avx): Likewise.
4714 (*vec_concatv2di_avx): Likewise.
4715 (*vec_concatv2di_rex64_avx): Likewise.
4716 (*avx_uavgv16qi3): Likewise.
4717 (*avx_uavgv8hi3): Likewise.
4718 (*avx_psadbw): Likewise.
4719 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4720 (*avx_phaddwv8hi3): Likewise.
4721 (*avx_phadddv4si3): Likewise.
4722 (*avx_phaddswv8hi3): Likewise.
4723 (*avx_phsubwv8hi3): Likewise.
4724 (*avx_phsubdv4si3): Likewise.
4725 (*avx_phsubswv8hi3): Likewise.
4726 (*avx_pmaddubsw128): Likewise.
4727 (*avx_pmulhrswv8hi3): Likewise.
4728 (*avx_pshufbv16qi3): Likewise.
4729 (*avx_psign<mode>3): Likewise.
4730 (*avx_palignrti): Likewise.
4731 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4732 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4733 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4734 (*avx_mpsadbw): Likewise.
4735 (*avx_packusdw): Likewise.
4736 (*avx_pblendvb): Likewise.
4737 (*avx_pblendw): Likewise.
4738 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4739 (avx_ptest256): Likewise.
4740 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4741 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4742 (*avx_aesenc): Likewise.
4743 (*avx_aesenclast): Likewise.
4744 (*avx_aesdec): Likewise.
4745 (*avx_aesdeclast): Likewise.
4746 (avx_vzeroupper): Likewise.
4747 (avx_vzeroupper_rex64): Likewise.
4748 (avx_vpermil<mode>): Likewise.
4749 (avx_vpermilvar<mode>3): Likewise.
4750 (avx_vpermil2<mode>3): Likewise.
4751 (avx_vperm2f128<mode>3): Likewise.
4752 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4753 (avx_vbroadcastss256): Likewise.
4754 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4755 (avx_vinsertf128<mode>): Likewise.
4756 (vec_set_lo_<mode>): Likewise.
4757 (vec_set_hi_<mode>): Likewise.
4758 (vec_set_lo_<mode>): Likewise.
4759 (vec_set_hi_<mode>): Likewise.
4760 (vec_set_lo_v16hi): Likewise.
4761 (vec_set_hi_v16hi): Likewise.
4762 (vec_set_lo_v32qi): Likewise.
4763 (vec_set_hi_v32qi): Likewise.
4764 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4765 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4766 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4767 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4768 (vec_init<mode>): Likewise.
4769 (*vec_concat<mode>_avx): Likewise.
4770 (blendbits): Support V8SF and V4DF.
4771 (sse2_movq128): Support AVX.
4772 (<sse>_movnt<mode>): Likewise.
4773 (sse2_movntv2di): Likewise.
4774 (sse_rcpv4sf2): Likewise.
4775 (sse_sqrtv4sf2): Likewise.
4776 (sse_rsqrtv4sf2): Likewise.
4777 (<sse>_comi): Likewise.
4778 (<sse>_ucomi): Likewise.
4779 (sse_cvtss2si): Likewise.
4780 (sse_cvtss2si_2): Likewise.
4781 (sse_cvtss2siq): Likewise.
4782 (sse_cvtss2siq_2): Likewise.
4783 (sse_cvttss2si): Likewise.
4784 (sse_cvttss2siq): Likewise.
4785 (sse2_cvtsd2si): Likewise.
4786 (sse2_cvtsd2si_2): Likewise.
4787 (sse2_cvtsd2siq): Likewise.
4788 (sse2_cvtsd2siq_2): Likewise.
4789 (sse2_cvttsd2si): Likewise.
4790 (sse2_cvttsd2siq): Likewise.
4791 (sse2_cvtdq2pd): Likewise.
4792 (*sse2_cvtpd2dq): Likewise.
4793 (*sse2_cvttpd2dq): Likewise.
4794 (*sse2_cvtpd2ps): Likewise.
4795 (sse2_cvtps2pd): Likewise.
4796 (sse3_movshdup): Likewise.
4797 (sse3_movsldup): Likewise.
4798 (sse_storehps): Likewise.
4799 (*sse4_1_extractps): Likewise.
4800 (sse2_storelpd): Likewise.
4801 (vec_dupv2df_sse3): Likewise.
4802 (*vec_concatv2df_sse3): Likewise.
4803 (*sse4_1_pextrb): Likewise.
4804 (*sse4_1_pextrb_memory): Likewise.
4805 (*sse2_pextrw): Likewise.
4806 (*sse4_1_pextrw_memory): Likewise.
4807 (*sse4_1_pextrd): Likewise.
4808 (*sse4_1_pextrq): Likewise.
4809 (sse2_pshufd_1): Likewise.
4810 (sse2_pshuflw_1): Likewise.
4811 (sse2_pshufhw_1): Likewise.
4812 (*sse2_storeq_rex64): Likewise.
4813 (*vec_dupv4si): Likewise.
4814 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4815 (sse2_pmovmskb): Likewise.
4816 (*sse2_maskmovdqu): Likewise.
4817 (*sse2_maskmovdqu_rex64): Likewise.
4818 (sse_ldmxcsr): Likewise.
4819 (sse_stmxcsr): Likewise.
4820 (abs<mode>2): Likewise.
4821 (sse4_1_movntdqa): Likewise.
4822 (sse4_1_phminposuw): Likewise.
4823 (sse4_1_extendv8qiv8hi2): Likewise.
4824 (*sse4_1_extendv8qiv8hi2): Likewise.
4825 (sse4_1_extendv4qiv4si2): Likewise.
4826 (*sse4_1_extendv4qiv4si2): Likewise.
4827 (sse4_1_extendv2qiv2di2): Likewise.
4828 (*sse4_1_extendv2qiv2di2): Likewise.
4829 (sse4_1_extendv4hiv4si2): Likewise.
4830 (*sse4_1_extendv4hiv4si2): Likewise.
4831 (sse4_1_extendv2hiv2di2): Likewise.
4832 (*sse4_1_extendv2hiv2di2): Likewise.
4833 (sse4_1_extendv2siv2di2): Likewise.
4834 (*sse4_1_extendv2siv2di2): Likewise.
4835 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4836 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4837 (sse4_1_zero_extendv4qiv4si2): Likewise.
4838 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4839 (sse4_1_zero_extendv2qiv2di2): Likewise.
4840 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4841 (sse4_1_zero_extendv4hiv4si2): Likewise.
4842 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4843 (sse4_1_zero_extendv2hiv2di2): Likewise.
4844 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4845 (sse4_1_zero_extendv2siv2di2): Likewise.
4846 (*sse4_1_zero_extendv2siv2di2): Likewise.
4847 (sse4_1_ptest): Likewise.
4848 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4849 (sse4_2_pcmpestri): Likewise.
4850 (sse4_2_pcmpestrm): Likewise.
4851 (sse4_2_pcmpistri): Likewise.
4852 (sse4_2_pcmpistrm): Likewise.
4854 (aeskeygenassist): Likewise.
4856 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4858 * config/i386/predicates.md (vzeroall_operation): New.
4860 * config/i386/sse.md (avx_vzeroall): New.
4861 (*avx_vzeroall): Likewise.
4863 2008-08-28 Paul Brook <paul@codesourcery.com>
4864 Mark Shinwell <shinwell@codesourcery.com>
4865 Richard Earnshaw <richard.earnshaw@arm.com>
4867 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4868 (TARGET_MIN_ANCHOR_OFFSET): New.
4869 (arm_override_options): Set correct anchor ranges for Thumb-1
4870 and Thumb-2 if required.
4871 (legitimize_pic_address): Handle case involving a TLS symbol
4872 reference with an addend.
4873 (arm_optimization_options): Enable section anchors at -O1 and
4875 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4876 * config/arm/arm-protos.h (arm_optimization_options): New.
4878 2008-08-28 Nick Clifton <nickc@redhat.com>
4880 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4881 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4884 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4885 * config/v850/v850.md (return): Remove frame size restriction.
4887 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4889 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4891 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4893 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4895 2008-08-28 Paul Brook <paul@codesourcery.com>
4897 * config/arm/vfp11.md: Update license notice.
4898 * config/arm/cortex-r4.md: Ditto.
4900 2008-08-28 Richard Guenther <rguenther@suse.de>
4902 PR tree-optimization/37207
4903 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4906 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4909 * tree.c (int_fits_type_p): Don't forget unsigned integers
4910 of type sizetype which higher end word equals -1.
4912 2008-08-28 Ira Rosen <irar@il.ibm.com>
4914 * target.h (struct vectorize): Add new target builtin.
4915 * tree-vectorizer.c (destroy_loop_vec_info): Call
4916 vect_free_slp_instance instead of vect_free_slp_node.
4917 * tree-vectorizer.h (enum slp_load_perm_type): New.
4918 (struct _slp_instance): Add new fields.
4919 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4920 (SLP_INSTANCE_LOADS): New.
4921 (vect_free_slp_tree): Remove.
4922 (vect_free_slp_instance): Declare.
4923 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4924 (vectorizable_load): Add argument.
4925 (vect_transform_slp_perm_load): New.
4926 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4928 (vect_get_place_in_interleaving_chain): New function.
4929 (vect_free_slp_tree): Make static.
4930 (vect_free_slp_instance): New function.
4931 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4932 collect the load location in the interleaving chain.
4933 (vect_supported_slp_permutation_p): New function.
4934 (vect_supported_load_permutation_p): Likewise.
4935 (vect_analyze_slp_instance): In case of loads permutation, call
4936 vect_supported_load_permutation_p to check that the permutation is
4938 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4939 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4940 (vect_create_mask_and_perm): New function.
4941 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4942 (vectorizable_load): Add an argument. Don't keep the created vectors
4943 statements in the node if permutation is required. Call
4944 vect_transform_slp_perm_load to generate the permutation.
4945 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4946 additional argument.
4947 (vect_schedule_slp_instance): In case of loads permutation, allocate
4948 vectorized statements structure for all the related SLP nodes. Call
4949 vect_transform_stmt with addditional argument.
4950 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4951 * config/spu/spu.c (spu_builtin_vec_perm): New.
4952 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4953 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4954 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4955 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4957 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4959 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4960 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4961 __gthread_cond_signal, __gthread_cond_timedwait,
4962 __gthread_cond_timedwait_recursive): New functions.
4963 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4965 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4968 2008-08-28 Richard Guenther <rguenther@suse.de>
4971 * fold-const.c (maybe_canonicalize_comparison_1): Require
4972 undefined overflow only for canonicalizing A +- CST cmp CST.
4973 Make sure to not generate new constants that are not inside
4974 their TYPE_MIN/MAX_VALUE range.
4975 (maybe_canonicalize_comparison): Remove undefined overflow
4977 (fold_binary): Remove now duplicate folding.
4979 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4981 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4982 use not updated in the last change.
4984 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4986 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4987 (IRA_COVER_CLASSES): Add FPUL_REGS.
4989 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4992 * c-common.c (conversion_warning): Check for null operands.
4994 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4997 * c-decl.c (check_for_loop_decls): Improve error message. Give
5000 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5003 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5004 (convert_for_assignment): Pass corrent OPT_W* parameter to
5005 WARN_FOR_ASSIGNMENT.
5007 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5010 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5012 2008-08-27 Paul Brook <paul@codesourcery.com>
5014 * config.gcc: Loosen checks for arm uclinux eabi targets.
5016 2008-08-27 Paul Brook <paul@codesourcery.com>
5018 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5020 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5022 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5024 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5025 the enumerators of an ENUMERAL_TYPE.
5026 * dbxout.c (dbxout_type): Ditto.
5028 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5031 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5032 (fwprop_addr): Check that the loop_father is not the outer loop.
5034 2008-08-26 Paul Brook <paul@codesourcery.com>
5036 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5037 Remove documentation entry for fmul type.
5038 Use fmuls to annotate single-precision multiplication patterns,
5039 fmuld to annotate double-precision multiplication patterns,
5040 fmacs to annotate single-precision multiply-accumulate patterns
5041 and fmacd to annotate double-precision multiply-accumulate patterns.
5042 * config/arm/vfp11.md: Update reservations accordingly.
5043 * config/arm/arm.md: Note that certain values of the "type"
5044 attribute are documented in vfp.md.
5045 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5046 (v10_cvt): Use new fmul types.
5048 2008-08-26 Paul Brook <paul@codesourcery.com>
5050 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5051 * config/arm/vfp11.md: ...here. New.
5052 * config/arm/arm.md: Include vfp11.md.
5054 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5056 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5057 parameter to inform call.
5059 2008-08-26 Jeff Law <law@redhat.com>
5061 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5062 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5063 preferred class when copying a constant into a partial word register.
5065 2008-08-26 Ben Elliston <bje@au.ibm.com>
5067 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5068 * cp/typeck.c: Likewise.
5069 * cp/tree.c: Likewise.
5070 * gimple-low.c: Likewise.
5073 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5075 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5076 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5078 * doc/passes.texi: Describe IRA.
5080 * doc/tm.texi (IRA_COVER_CLASSES,
5081 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5083 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5084 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5085 -fira-propagate-cost, -fno-ira-share-save-slots,
5086 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5088 * flags.h (ira_algorithm): New enumeration.
5089 (flag_ira_algorithm, flag_ira_verbose): New external variable
5092 * postreload.c (gate_handle_postreload): Don't do post reload
5093 optimizations unless the reload is completed.
5095 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5098 * tree-pass.h (pass_ira): New external variable declaration.
5100 * reload.h: Add 2008 to the Copyright.
5102 * cfgloopanal.c: Include params.h.
5103 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5106 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5108 * toplev.c (ira.h): New include.
5109 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5110 (backend_init_target): Call ira_init.
5111 (backend_init): Call ira_init_once.
5112 (finalize): Call finish_ira_once.
5114 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5115 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5118 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5119 may_move_out_cost): New external variable declarations.
5120 (move_table): New typedef.
5122 * caller-save.c: Include headers output.h and ira.h.
5123 (no_caller_save_reg_set): New global variable.
5124 (save_slots_num, save_slots): New variables.
5125 (reg_save_code, reg_restore_code, add_stored_regs): Add
5127 (init_caller_save): Set up no_caller_save_reg_set.
5128 (init_save_areas): Reset save_slots_num.
5129 (saved_hard_reg): New structure.
5130 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5131 (initiate_saved_hard_regs, new_saved_hard_reg,
5132 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5134 (setup_save_areas): Add code for sharing stack slots.
5135 (all_blocks): New variable.
5136 (save_call_clobbered_regs): Process pseudo-register too.
5137 (mark_set_regs): Process pseudo-register too.
5138 (insert_one_insn): Put the insn after bb note in a empty basic
5139 block. Add insn check.
5141 * global.c (eliminable_regset): Make it external.
5142 (mark_elimination): Use DF_LR_IN for IRA.
5143 (pseudo_for_reload_consideration_p): New.
5144 (build_insn_chain): Make it external. Don't ignore spilled
5145 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5146 (gate_handle_global_alloc): New function.
5147 (pass_global_alloc): Add the gate function.
5149 * opts.c (decode_options): Set up flag_ira. Print the warning for
5151 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5153 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5155 * regmove.c (regmove_optimize): Don't do replacement of output for
5158 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5159 New external variable declarations.
5161 * local-alloc.c (update_equiv_regs): Make it external. Return
5162 true if jump label rebuilding should be done. Rescan new_insn for
5164 (gate_handle_local_alloc): New function.
5165 (pass_local_alloc): Add the gate function.
5167 * alias.c (value_addr_p, stack_addr_p): New functions.
5168 (nonoverlapping_memrefs_p): Use them for IRA.
5170 * common.opt (fira, fira-algorithm, fira-coalesce,
5171 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5172 fira-verbose): New options.
5174 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5175 move_cost, may_move_in_cost, may_move_out_cost): Make the
5177 (move_table): Remove typedef.
5178 (init_move_cost): Make it external.
5179 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5182 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5183 setup_reg_classes): New function prototypes.
5184 (eliminable_regset): New external variable declaration.
5185 (build_insn_chain, update_equiv_regs): New function prototypes.
5187 * Makefile.in (IRA_INT_H): New definition.
5188 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5189 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5190 (reload1.o, toplev.o): Add dependence on ira.h.
5191 (cfgloopanal.o): Add PARAMS_H.
5192 (caller-save.o): Add dependence on output.h and ira.h.
5193 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5194 ira-emit.o, ira-lives.o): New entries.
5196 * passes.c (pass_ira): New pass.
5198 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5200 * reload1.c (ira.h): Include the header.
5201 (changed_allocation_pseudos): New bitmap.
5202 (init_reload): Initiate the bitmap.
5203 (compute_use_by_pseudos): Permits spilled registers in FROM.
5204 (temp_pseudo_reg_arr): New variable.
5205 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5206 IRA. Call alter_reg with the additional parameter. Don't clear
5207 spilled_pseudos for IRA. Restore original insn chain for IRA.
5208 Clear changed_allocation_pseudos at the end of reload.
5209 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5210 (hard_regno_to_pseudo_regno): New variable.
5211 (count_pseudo): Check spilled pseudos. Set up
5212 hard_regno_to_pseudo_regno.
5213 (count_spilled_pseudo): Check spilled pseudos. Update
5214 hard_regno_to_pseudo_regno.
5215 (find_reg): Use better_spill_reload_regno_p. Check
5216 hard_regno_to_pseudo_regno.
5217 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5219 (eliminate_regs_1): Use additional parameter for alter_reg.
5220 (finish_spills): Set up pseudo_previous_regs only for spilled
5221 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5222 more arguments. Don't clear live_throughout and dead_or_set for
5223 spilled pseudos. Use additional parameter for alter_reg. Call
5224 mark_allocation_change. Set up changed_allocation_pseudos.
5225 Remove sanity check.
5226 (emit_input_reload_insns, delete_output_reload): Use additional
5227 parameter for alter_reg. Call mark_allocation_change.
5228 (substitute, gen_reload_chain_without_interm_reg_p): New
5230 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5232 * testsuite/gcc.dg/20080410-1.c: New file.
5234 * config/s390/s390.h (IRA_COVER_CLASSES,
5235 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5237 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5239 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5241 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5243 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5245 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5247 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5249 2008-08-24 Jeff Law <law@redhat.com>
5250 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5251 when ignoring unavailable registers.
5253 2008-08-24 Jeff Law <law@redhat.com>
5254 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5255 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5256 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5257 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5259 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5260 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5262 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5263 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5264 * reload1.c (find_reg): Process registers in register allocation order.
5266 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5267 * toplev.c (backend_init_target): Move ira_init call from
5269 (lang_dependent_init_target): ...to here.
5271 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5272 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5273 calculate memory move costs for NO_REGS.
5275 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5276 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5277 STACK_REGS is defined.
5279 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5280 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5282 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5283 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5285 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5286 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5287 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5290 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5291 Dorit Nuzman <dorit@il.ibm.com>
5293 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5294 vec_extract_evenv4sf, vec_extract_evenv8hi,
5295 vec_extract_evenv16qi, vec_extract_oddv4si,
5296 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5297 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5298 vec_interleave_highv4si, vec_interleave_lowv4si,
5299 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5300 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5301 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5303 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5306 * config/rs6000/rs6000.c (optimization_options): Don't default to
5307 section anchors without toplevel reorder.
5309 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5311 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5312 (mfc_end_critical_section): Likewise.
5314 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5316 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5317 all type qualifiers from element type to vector type.
5319 2008-08-25 David Daney <ddaney@avtrex.com>
5321 * config/mips/mips.md (immediate_insn): Move up in file, fix
5322 comment typo, reformat.
5323 (fetchop_bit, atomic_hiqi_op memory_barrier,
5324 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5325 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5326 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5327 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5328 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5329 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5330 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5331 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5332 sync_old_nand<mode>, sync_new_nand<mode>,
5333 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5334 test_and_set_12): Moved to sync.md.
5336 * config/mips/sync.md: New file.
5338 2008-08-25 Richard Henderson <rth@redhat.com>
5340 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5341 (regsave): Likewise.
5342 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5343 (output_cfi_directive): Likewise.
5344 (div_data_align): New.
5345 (output_cfi): Use it.
5347 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5349 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5350 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5351 (TARGET_OCTEON): New macro.
5352 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5353 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5354 (ISA_HAS_POP): New macro.
5355 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5357 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5359 * config/mips/mips.md (cpu): Add octeon.
5360 (type): Add pop attribute value.
5361 (popcount<mode>2): New pattern.
5362 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5364 2008-08-24 Jan Hubicka <jh@suse.cz>
5366 * doc/invoke.texi (-fipa-cp-clone): New option.
5367 (-fipa-cp): Update docs.
5368 (--param ipcp-unit-growth):New.
5369 * ipa-cp.c: Include fibheap.h, params.h
5370 (ipcp_initialize_node_lattices): When not cloning, all externally
5371 visible functions are bottom.
5372 (ipcp_need_redirect_p): Accept clones.
5373 (ipcp_insert_stage): Use cost driven heuristics.
5374 (max_count, dead_nodes): New static vars.
5375 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5376 ipcp_const_param_count): New functions.
5377 * common.opt (ipa-cp-clone): New command line option.
5378 * params.def (ipcp-unit-growth): New.
5380 2008-08-24 Jan Hubicka <jh@suse.cz>
5382 * tree-inline.c (tree_function_versioning): Look harder
5383 for referenced vars.
5385 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5387 PR tree-optimization/37185
5388 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5390 2008-08-23 Jan Hubicka <jh@suse.cz>
5392 * ipa-cp.c (ipcp_analyze_node): New function.
5393 (ipcp_update_cloned_node): Use it.
5394 (ipcp_init_stage): Likewise.
5395 * ipa-inline.c (function_insertion_hook_holder): New static var.
5396 (analyze_function): Break out from ....
5397 (inline_generate_summary): Here; register insertion hook.
5398 (cgraph_decide_inlining): Remove hook.
5399 (add_new_function): New function.
5401 2008-08-23 Jan Hubicka <jh@suse.cz>
5403 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5405 2008-08-23 Jan Hubicka <jh@suse.cz>
5407 * ipa-cp.c (constant_val_insert): Remove.
5408 (ipcp_propagate_one_const): Remove.
5409 (ipcp_create_replace_map): Always insert replacements to the map.
5410 (ipcp_insert_stage): Do not try to insert statements by hand.
5411 * tree-inline.c (insert_init_stmt): Break out from ...
5412 (setup_one_parameter): ... here; allow NULL BB pointer.
5413 (tree_function_versioning): Use setup_one_parameter to process
5416 2008-08-23 Jan Hubicka <jh@suse.cz>
5418 * tree.c (decl_address_ip_invariant_p): New function.
5419 * tree.h (decl_address_ip_invariant_p): Declare.
5420 * gimple.c (strip_invariant_refs): Break out from ...
5421 (is_gimple_invariant_address): ... here
5422 (is_gimple_ip_invariant_address): New function.
5423 (is_gimple_ip_invariant): New function.
5424 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5427 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5428 (ipcp_lat_is_insertable): All constants are insertable.
5429 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5430 IPA_CONST_VALUE_REF.
5431 (ipcp_initialize_node_lattices): Propagate all types of operands.
5432 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5433 (ipcp_create_replace_map): Reformat.
5434 (ipcp_need_redirect_p): Simplify.
5435 (ipcp_insert_stage): Check that argument is used before clonning.
5436 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5438 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5439 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5440 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5441 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5442 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5443 * tree-inline.c (tree_function_versioning): Add variables referenced
5446 2008-08-23 Jan Hubicka <jh@suse.cz>
5449 * i386.c (standard_80387_constant_p): Use optimize_size.
5451 2008-08-23 Ira Rosen <irar@il.ibm.com>
5453 PR tree-optimization/37161
5454 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5455 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5456 (vect_determine_vectorization_factor): Move the scalar type
5457 retrieval to vect_get_smallest_scalar_type.
5458 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5459 scalar type. Remove redundant computation.
5460 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5461 (vect_get_slp_defs): Take the type of RHS into account if
5462 necessary by calling vect_get_smallest_scalar_type. Call
5463 vect_get_constant_vectors with additional argument.
5465 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5468 * doc/invoke.texi (Wwrite-strings): Clarify description.
5470 2008-08-23 Ira Rosen <irar@il.ibm.com>
5472 PR tree-optimization/37174
5473 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5474 def stmt is a part of the loop before accessing its stmt_vec_info.
5476 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5479 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5480 (*swap): New insn pattern.
5481 (*ashlqi3): Rename from ashlqi3 insn pattern.
5482 (ashlqi3): New expanders.
5483 (*lshrqi3): Rename from lshrqi3 insn pattern.
5484 (lshrqi3): New expanders.
5485 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5486 lshrqi3_const5, lshrqi3_const6): New splitters.
5487 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5488 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5491 2008-08-22 Richard Guenther <rguenther@suse.de>
5493 PR tree-optimization/37078
5494 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5495 [+INF, +INF] ranges.
5497 2008-08-22 Richard Guenther <rguenther@suse.de>
5499 PR tree-optimization/37143
5500 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5501 a conversion statement instead of a copy.
5503 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5506 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5507 CCCmode, CCOmode and CCSmode destination modes.
5510 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5511 from different units in a single alternative.
5512 (*vec_extractv2sf_1): Ditto.
5513 (*vec_extractv2si_0): Ditto.
5514 (*vec_extractv2si_1): Ditto.
5515 * config/i386/sse.md (sse2_storehpd): Ditto.
5516 (sse2_storelpd): Ditto.
5517 (sse2_loadhpd): Ditto.
5518 (sse2_loadlpd): Ditto.
5521 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5522 (popcountsi2): Ditto.
5523 (clzdi2_abm): Ditto.
5524 (popcountdi2): Ditto.
5525 (clzhi2_abm): Ditto.
5526 (popcounthi2): Ditto.
5528 2008-08-22 Richard Guenther <rguenther@suse.de>
5532 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5533 if the multiplication does not overflow.
5535 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5537 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5539 2008-08-21 Richard Henderson <rth@redhat.com>
5541 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5542 spurrious comma from test.
5543 * configure: Rebuild.
5545 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5548 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5551 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5553 * c-tree.h (grokfield): New argument.
5554 * c-decl.c (grokfield): Handle new location argument.
5555 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5557 2008-08-21 Richard Guenther <rguenther@suse.de>
5559 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5561 2008-08-21 Jan Hubicka <jh@suse.cz>
5563 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5564 (cgraph_add_function_insertion_hook,
5565 cgraph_remove_function_insertion_hook,
5566 cgraph_call_function_insertion_hooks): New functions.
5567 * cgraph.h (cgraph_add_function_insertion_hook,
5568 cgraph_remove_function_insertion_hook,
5569 cgraph_call_function_insertion_hooks): Declare.
5570 * ipa-reference.c (function_insertion_hook_holder): New variable.
5571 (check_operand, look_for_address_of): When checking late, do not care
5572 about module bitmaps.
5573 (add_new_function): New function.
5574 (generate_summary): Register hooks; zero module bitmaps.
5575 (propagate): Unregister hooks.
5576 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5577 (add_new_function): New function.
5578 (generate_summary): Register hook.
5579 (propagate): Remove hook.
5581 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5583 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5584 * ipa-cp.c (ipcp_update_cloned_node): New function.
5585 (build_const_val): Handle functions correctly; bring type logic
5586 into sync with tree-inline.c
5587 (ipcp_init_stage): Take care of computing stuff needed by
5588 indirect inlining; update clones.
5589 (ipcp_generate_summary): Break out of ipcp_driver.
5590 (ipcp_driver): Do only execution and transformation.
5591 (pass_ipa_cp): Make IPA_PASS.
5592 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5594 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5595 ipcp, some info is already available.
5596 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5597 * tree-inline.c (remap_ssa_name): Unshare expression.
5599 2008-08-21 Richard Guenther <rguenther@suse.de>
5601 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5602 a PHI ask VN if it is already available.
5603 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5604 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5606 2008-08-21 Richard Guenther <rguenther@suse.de>
5609 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5610 makes sure to produce a result of the correct type.
5612 2008-08-21 Jan Hubicka <jh@suse.cz>
5613 Backport from LTO branch:
5615 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5616 Jan Hubicka <jh@suse.cz>
5619 (init_state, finish_state, set_function_state, generate_summary):
5621 (scan_stmt): Renamed from scan_function. Changed to keep state in
5622 local static vars rather than cgraph aux field.
5623 (propagate): Renamed from static_execute. Changed to keep state in
5624 local static vars rather than cgraph aux field.
5625 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5626 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5628 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5630 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5631 * ipa-reference.c (init_function_info, generate_summary,
5632 propagate): New functions.
5633 (analyze_function): Call init_function_info.
5634 (static_execute): Stripped into generate_summary and propagate.
5635 (pass_ipa_reference): Made into ipa_opt_pass.
5637 2008-08-21 Richard Guenther <rguenther@suse.de>
5639 PR tree-optimization/37181
5640 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5642 (extract_range_from_unary_expr): Likewise.
5644 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5646 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5648 * toplev.h (pedwarn_at): Likewise.
5649 * builtins.c: Update all calls to pedwarn.
5650 * c-lex.c: Likewise.
5651 * toplev.c: Likewise.
5652 * c-tree.h: Likewise.
5653 * c-decl.c: Likewise.
5654 * c-errors.c: Likewise.
5655 * c-typeck.c: Likewise.
5656 * c-common.c: Likewise.
5657 * c-parser.c: Likewise.
5659 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5662 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5663 with MODE_VECTOR_INT mode.
5665 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5668 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5669 initialized outside the current module.
5670 (warn_uninitialized_var): Ignore left-hand side when walking the
5671 trees. Ignore address expressions. Examine VUSE operands in gimple
5672 statements with a variable declaration on the right-hand side.
5674 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5677 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5679 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5682 * c-common.c (conversion_warning): Do not warn if applying bit-and
5683 operator to unsigned constant that fits in the target type.
5685 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5688 * c-common.c (conversion_warning): Do not warn for artificial
5691 2008-08-20 Richard Guenther <rguenther@suse.de>
5693 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5694 (extract_range_from_binary_expr): Fall back to constant propagation.
5695 (extract_range_from_unary_expr): Likewise.
5697 2008-08-20 Richard Guenther <rguenther@suse.de>
5699 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5700 with TREE_THIS_VOLATILE on shared nodes.
5701 (fold_stmt_r): Likewise.
5703 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5706 * c-parser.c (c_parser_attributes): For keywords use canonical
5707 spelling for attr_name.
5709 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5711 * value-prof.c (check_counter): Revert wrong call to error.
5713 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5715 * profile.c: Update calls to inform.
5716 * value-prof.c: Update calls to inform.
5718 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5720 * diagnostic.c (inform): Add an explicit location_t parameter.
5721 * toplev.h (inform): Update declaration.
5722 * builtins.c: Update all calls to inform.
5723 * c-common.c: Likewise.
5724 * c-decl.c: Likewise.
5725 * c-opts.c: Likewise.
5726 * c-pch.c: Likewise.
5727 * c-pragma.c: Likewise.
5728 * c-typeck.c: Likewise.
5729 * coverage.c: Likewise.
5731 * toplev.c: Likewise.
5732 * tree-cfg.c: Likewise.
5733 * tree-ssa.c: Likewise.
5735 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5738 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5739 V2DI mode, for SSE4.1, use movq instead of vector set if the
5740 second element is zero and inter-unit moves are OK.
5742 2008-08-20 Richard Guenther <rguenther@suse.de>
5744 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5745 properly handle conversion/copy chains after tuplification.
5747 2008-08-20 Richard Guenther <rguenther@suse.de>
5749 * passes.c (init_optimization_passes): Move the second
5750 forwprop pass before alias computation. Remove the second
5751 DCE pass. Remove the first dominator and phi copy/const
5754 2008-08-20 Nick Clifton <nickc@redhat.com>
5756 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5757 support of this feature. Do not assume that a sufficiently new
5758 assembler will support the feature regardless of the target type.
5759 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5760 * configure: Regenerate.
5762 2008-08-20 Richard Guenther <rguenther@suse.de>
5764 * tree-vrp.c (found_in_subgraph): Remove.
5765 (live): New global static.
5766 (live_on_edge): New function.
5767 (blocks_visited): Remove.
5768 (register_edge_assert_for_2): Use live_on_edge.
5769 (find_conditional_asserts): Remove code dealing with
5770 found_in_subgraph. Do not walk the CFG.
5771 (find_switch_asserts): Likewise.
5772 (find_assert_locations_1): Renamed from find_assert_locations.
5773 Move finding assert locations for conditional and switch
5774 statements first. Update live bitmap. Do not walk the CFG.
5775 (find_assert_locations): New function.
5776 (insert_range_assertions): Remove entry of CFG walk.
5777 Adjust call to find_assert_locations.
5778 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5779 that only can appear because of fake exit edges but assert we
5780 never try to insert on those.
5781 (fini_pre): Do not remove fake exit edges here...
5782 (execute_pre): ...but here, before committing edge inserts.
5784 2008-08-19 Richard Guenther <rguenther@suse.de>
5786 * passes.c (init_optimization_passes): Exchange store-ccp
5789 2008-08-19 Rafael EspÃndola <espindola@google.com>
5791 * varasm.c (weak_decls): Move earlier in the file.
5792 (assemble_external): Add weak decls to the weak_decls list.
5793 (declare_weak): Don't add decls to the weak_decls list.
5795 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5798 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5799 before (sse2_shufpd_<mode>).
5801 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5804 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5805 * tree.c (block_nonartificial_location): Likewise.
5807 2008-08-19 Richard Guenther <rguenther@suse.de>
5809 PR tree-optimization/35972
5810 PR tree-optimization/23094
5811 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5813 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5814 handle MISALIGNED_INDIRECT_REF.
5815 (get_ref_from_reference_ops): New helper.
5816 (vn_reference_lookup_pieces): Walk the use-def chain using the
5817 alias-oracle if requested.
5818 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5819 walking the use-def chain.
5820 (compute_avail): But not here.
5821 (create_component_ref_by_pieces_1): Properly handle
5822 MISALIGNED_INDIRECT_REF.
5823 (do_regular_insertion): Handle fully redundant
5824 expressions after PHI-translation also for SSA_NAME values, not
5825 only constants. Correctly use edoubleprime for that.
5827 2008-08-19 Ira Rosen <irar@il.ibm.com>
5829 * tree-vectorizer.c (supportable_widening_operation): Support
5830 multi-step conversion, return the number of steps in such conversion
5831 and the required intermediate types.
5832 (supportable_narrowing_operation): Likewise.
5833 * tree-vectorizer.h (vect_pow2): New function.
5834 (supportable_widening_operation): Change argument types.
5835 (supportable_narrowing_operation): Likewise.
5836 (vectorizable_type_promotion): Add an argument.
5837 (vectorizable_type_demotion): Likewise.
5838 * tree-vect-analyze.c (vect_analyze_operations): Call
5839 vectorizable_type_promotion and vectorizable_type_demotion with
5840 additional argument.
5841 (vect_get_and_check_slp_defs): Detect patterns.
5842 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5844 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5845 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5846 factor according to the smallest type in the loop.
5847 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5848 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5849 supportable_widening_operation with correct arguments.
5850 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5851 operands lists according to the number of vector statements in left
5852 or right node, if exists.
5853 (vect_gen_widened_results_half): Remove unused argument.
5854 (vectorizable_conversion): Call supportable_widening_operation,
5855 supportable_narrowing_operation, and vect_gen_widened_results_half
5856 with correct arguments.
5857 (vectorizable_assignment): Change documentation, support multiple
5859 (vectorizable_operation): Likewise.
5860 (vect_get_loop_based_defs): New function.
5861 (vect_create_vectorized_demotion_stmts): Likewise.
5862 (vectorizable_type_demotion): Support loop-aware SLP and general
5863 multi-step conversion. Call vect_get_loop_based_defs and
5864 vect_create_vectorized_demotion_stmts for transformation.
5865 (vect_create_vectorized_promotion_stmts): New function.
5866 (vectorizable_type_promotion): Support loop-aware SLP and general
5867 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5869 (vectorizable_store): Change documentation, support multiple
5871 (vectorizable_load): Likewise.
5872 (vect_transform_stmt): Pass SLP_NODE to
5873 vectorizable_type_promotion and vectorizable_type_demotion.
5874 (vect_schedule_slp_instance): Move here the calculation of number
5875 of vectorized statements for each node from...
5876 (vect_schedule_slp): ... here.
5877 (vect_transform_loop): Call vect_schedule_slp without the last
5880 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5883 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5884 to == in assert statement.
5885 (vectorizable_reduction): Fix typo.
5887 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5890 * value-prof.c (check_counter): Dereference pointer to overall
5891 count when printing it.
5893 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5895 * profile.h: Really add it.
5897 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5899 * mcf.c: Really add it.
5901 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5902 Vinodha Ramasamy <vinodha@google.com>
5904 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5906 * value-prof.c (check_counter): Fix the counter if
5907 flag_profile_correction is true.
5908 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5909 tree_mod_subtract_transform):
5910 Follow check_counter parameter change.
5911 * common.opt (fprofile-correction): New option.
5913 * profile.h: Likewise.
5914 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5915 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5916 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5918 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5919 flag_profile_correction is set.
5921 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5923 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5925 2008-08-18 Tomas Bily <tbily@suse.cz>
5927 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5928 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5930 * tree-data-ref.c (split_constant_offset_1): Likewise.
5931 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5932 * tree-sra.c (sra_walk_expr): Likewise.
5933 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5934 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5935 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5936 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5938 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5939 * tree-vect-transform.c (vectorizable_type_demotion)
5940 (vectorizable_type_promotion): Likewise.
5941 * tree-inline.c (expand_call_inline):
5942 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5943 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5944 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5945 * expr.c (expand_expr_real_1): Likewise.
5946 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5947 (gimple_assign_unary_useless_conversion_p): Likewise.
5948 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5949 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5950 * fold-const.c (fold_unary): Likewise.
5951 * tree.h (CONVERT_EXPR_P): Likewise.
5952 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5953 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5955 (register_edge_assert_for_2, extract_range_from_unary_expr)
5956 (register_edge_assert_for_1): Likewise.
5958 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5960 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5961 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5962 (enum real_value_const): Delete.
5963 (get_real_const): Delete.
5964 * real.c (get_real_const): Delete.
5965 (dconst_e_ptr): Define.
5966 (dconst_third_ptr): Define.
5967 (dconst_sqrt2_ptr): Define.
5968 * builtins.c: Update all callers.
5970 2008-08-18 Richard Guenther <rguenther@suse.de>
5972 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5973 statement iterator after statement removal.
5975 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5977 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5978 (detect_processor_freebsd): Likewise.
5979 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5981 2008-08-18 Richard Guenther <rguenther@suse.de>
5983 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5984 and loads have the correct types.
5986 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5989 * c-opts.c (cpp_opts): Remove static.
5990 * c-parser.c (cpp_opts): Declare it extern.
5991 (disable_extension_diagnostics): Handle cpp options.
5992 (enable_extension_diagnostics): Likewise.
5994 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5996 * diagnostics.c (permerror_at): Rename as permerror.
5997 (permerror): Delete.
5998 * toplev.h: Likewise.
6000 2008-08-18 Richard Guenther <rguenther@suse.de>
6002 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6003 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6004 Move call_cdce before build_alias. Move copyrename2,
6005 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6006 right after final inlining.
6007 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6008 (pass_build_cfg): But instead via TODO_dump_func.
6010 2008-08-18 Richard Guenther <rguenther@suse.de>
6012 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6014 (scalarize_init): If we failed to generate some initializers
6015 do not generate zeros for not instantiated members. Instead
6016 rely on the copy out.
6017 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6018 about missing flow-sensitive alias info only if we have
6021 2008-08-17 Nick Clifton <nickc@redhat.com>
6023 * doc/extend.texi (Function Attributes): Fix typo in description
6024 if hot function attribute.
6026 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6027 Richard Sandiford <rdsandiford@googlemail.com>
6029 * doc/install.texi (--with-mips-plt): Document.
6030 * doc/invoke.texi (-mplt, -mno-plt): Document.
6031 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6032 and handle ${with_mips_plt}.
6033 * config/mips/mips.opt (mplt): New option.
6034 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6035 (TARGET_ABICALLS_PIC2): Likewise.
6036 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6037 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6038 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6039 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6040 to decide whether to output ".option picX" directives.
6041 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6042 Pass -call_nonpic rather than -KPIC for -mplt.
6043 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6044 on the command line. Also remove it when -mabi=64 is used without
6046 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6047 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6048 TARGET_ABICALLS_PIC0.
6049 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6051 (mips16_build_function_stub): Only output ".option pic" directives
6052 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6053 (mips16_build_call_stub): Fix comment and remove redundant
6054 ".set at"/"set .noat" directives.
6055 (mips_function_rodata_section): Use the default behaviour for
6056 TARGET_ABSOLUTE_ABICALLS.
6057 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6058 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6059 (mips_restore_gp): Do nothing if the current function doesn't use
6061 (mips_expand_prologue): Only save $gp if the current function uses it.
6062 Use a normal move for TARGET_ABICALLS_PIC0.
6063 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6065 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6067 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6068 of function when handling GLOBAL_POINTER_REGNUM.
6070 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6073 * common.opt (-fstack-check): Do not declare the variable here.
6074 (-fstack-check=): New option variant.
6075 * doc/invoke.texi (Code Gen Options): Document it.
6076 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6077 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6078 (STACK_CHECK_STATIC_BUILTIN): New macro.
6079 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6080 * opts.c: Include expr.h.
6081 (common_handle_option) <OPT_fold_stack_check_>: New case.
6082 <OPT_fstack_check>: Likewise.
6083 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6084 consistently in the test for variable-sized types. Adjust for
6085 new behaviour of flag_stack_check.
6086 * explow.c: Include except.h.
6087 (allocate_dynamic_stack_space): Do not take into account
6088 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6089 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6090 for variable-sized parameters. Treat all parameters whose size is
6091 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6092 stack checking is enabled.
6093 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6094 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6095 if generic stack checking is enabled.
6096 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6097 * reload1.c (reload): Likewise.
6098 * stmt.c (expand_decl): Assert that all automatic variables have
6099 fixed size at this point and remove dead code.
6100 * flags.h (stack_check_type): New enumeration type.
6101 (flag_stack_check): Declare.
6102 * toplev.c (flag_stack_check): New global variable.
6103 * Makefile.in (opts.o): Add dependency on EXPR_H.
6104 (explow.o): Add dependency on except.h.
6106 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6108 * config/avr/avr.c (avr_override_options): Reduce value of
6109 PARAM_INLINE_CALL_COST.
6111 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6113 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6114 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6115 lieu of TYPE_MODE (type) throughout.
6117 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6119 * config/arm/arm.c (add_minipool_backward_ref): Check for
6120 8-byte-aligned entries in second case of forcing insertion after a
6121 particular entry. Change third case to avoid inserting
6122 non-8-byte-aligned entries before 8-byte-aligned ones.
6124 2008-08-15 Richard Guenther <rguenther@suse.de>
6126 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6127 strip components for unknown size accesses.
6129 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6131 * config/s390/2097.md New file.
6132 * config/s390/s390.md ("z10prop" attribute): Define none,
6133 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6134 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6135 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6136 possible values and apply them to insns as appropriate.
6137 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6138 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6139 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6140 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6141 ("bfp" mode attribute): Removed. Every occurence replaced
6143 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6144 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6147 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6150 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6153 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6155 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6156 additional argument. Support reduction when duplication is needed due
6157 to data-types of different sizes in the loop.
6158 (get_initial_def_for_induction): Fix printout.
6159 (vect_get_vec_def_for_stmt_copy): Support case where the
6160 vec_stmt_for_operand is a phi node.
6161 (vectorizable_reduction): Support reduction when duplication is needed
6162 due to data-types of different sizes in the loop.
6163 (vectorizable_call): Remove restriction to not vectorize in case we
6164 have data-types of different sizes in the loop.
6165 (vectorizable_conversion): Likewise.
6166 (vectorizable_operation): Likewise.
6167 (vectorizable_type_demotion): Likewise.
6168 (vectorizable_type_promotion): Likewise.
6169 (vectorizable_induction): Add restriction to not vectorize in case
6170 we have data-types of different sizes in the loop.
6172 2008-08-14 Christophe Saout <christophe@saout.de>
6173 Uros Bizjak <ubizjak@gmail.com>
6176 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6177 (*vec_concatv2di_rex64_sse4_1): Ditto.
6178 (*vec_concatv2di_rex64_sse): Ditto.
6180 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6183 * fold-const.c (fold_widened_comparison): Do not allow
6184 sign changes that change the result even if shorter type
6185 is wider than arg1_unw's type.
6187 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6189 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6190 Skip if the multilib testing specifies -march that does not
6191 agree with the one specified in the testcase.
6193 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6195 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6196 zero extend SImode values being converted to TFmode before passing
6199 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6201 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6202 __PPU__ when targeting the Cell/B.E. PPU processor.
6204 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6206 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6207 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6208 Rematerialize the static chain, if any.
6209 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6212 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6214 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6215 (new_loc_descr): Likewise.
6216 (add_loc_descr): Likewise.
6217 (size_of_loc_descr): Likewise.
6218 (size_of_locs): Likewise.
6219 (output_loc_operands): Likewise.
6220 (output_loc_sequence): Likewise.
6221 (new_reg_loc_descr): New.
6222 (build_cfa_loc): Use it.
6223 (build_cfa_aligned_loc): Likewise.
6224 (one_reg_loc_descriptor): Likewise.
6225 (based_loc_descr): Likewise.
6227 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6230 * doc/invoke.texi (Wmain): Update.
6231 * c-decl.c (start_decl): warn_main is only 0 or 1.
6232 (start_function): Likewise. Fix formatting.
6233 (finish_function): Delete redundant warning.
6234 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6235 * c-opts (c_common_handle_option): -Wall only has effect if
6236 warn_main is uninitialized. OPT_Wmain is automatically
6237 handled. -pedantic also enables Wmain.
6238 (c_common_post_options): Handle all logic for Wmain here.
6239 * c-common.c (warn_main): Delete.
6240 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6241 * c-common.h (warn_main): Delete.
6243 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6246 * expr.c (emit_group_store): Allocate stack temp with the
6247 largest alignment when copying from register to stack.
6249 2008-08-13 Richard Guenther <rguenther@suse.de>
6251 * tree.h (maybe_fold_offset_to_address): Declare.
6252 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6253 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6254 Likewise for POINTER_PLUS_EXPR.
6255 (maybe_fold_offset_to_reference): Enable disabled code.
6256 (maybe_fold_offset_to_address): New function.
6257 (fold_stmt_r): Use it.
6258 (fold_gimple_assign): Likewise.
6259 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6260 (gimplify_expr): Likewise.
6262 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6264 * toplev.h (pedwarn_at): Fix declaration.
6266 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6268 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6269 LINK_SPEC): Use %R in -Y P argument.
6271 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6274 * diagnostic.c (pedwarn_at): New.
6275 * toplev.h (pedwarn_at): Declare.
6276 * c-tree.h (build_enumerator): Update declaration.
6277 * c-decl.c (finish_enum): Update comment.
6278 (build_enumerator): Take a location parameter. Give a pedwarn but do
6279 not perform any conversion.
6280 * c-parser.c (c_parser_enum_specifier): Set correct location for
6283 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6286 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6287 expressions except for conversions to signed:1 bitfields. Handle
6288 COND_EXPR with constant operands.
6290 2008-08-13 Richard Guenther <rguenther@suse.de>
6292 PR tree-optimization/15255
6293 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6294 (struct oecount_s): New struct and VEC types.
6296 (oecount_hash): New function.
6297 (oecount_eq): Likewise.
6298 (oecount_cmp): Likewise.
6299 (zero_one_operation): New function.
6300 (build_and_add_sum): Likewise.
6301 (undistribute_ops_list): Perform un-distribution of multiplication
6302 and division on the chain of summands.
6303 (should_break_up_subtract): Also break up subtracts for factors.
6304 (reassociate_bb): Delete dead visited statements.
6305 Call undistribute_ops_list. Re-sort and optimize if it did something.
6306 * passes.c (init_optimization_passes): Move DSE before
6308 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6311 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6313 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6315 * doc/invoke.texi: Revert unintended checkin.
6317 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6320 * gcc.c (include_spec_function): Tweak call to find_a_file.
6322 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6325 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6326 and TRUTH_ORIF_EXPR.
6327 * dojump.c (do_jump): Likewise.
6329 PR tree-optimization/37084
6330 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6331 if id->regimplify, don't assume stmt is a cast assignment.
6333 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6335 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6337 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6340 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6343 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6345 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6346 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6348 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6349 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6350 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6351 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6352 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6354 * doc/tm.texi (Storage Layout): Remove documentation for
6355 TARGET_FLOAT_FORMAT.
6357 * simplify-rtx.c (simplify_binary_operation_1): Replace
6358 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6360 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6362 * real.h (struct real_format): New member has_sign_dependent_rounding.
6363 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6364 spu_single_format, ieee_double_format, mips_double_format,
6365 motorola_double_format, ieee_extended_motorola_format,
6366 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6367 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6368 mips_extended_format, ieee_quad_format, mips_quad_format,
6369 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6370 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6372 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6373 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6374 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6375 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6376 (ROUND_TOWARDS_ZERO): Likewise.
6378 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6379 (FLOAT_MODE_FORMAT): New macro.
6380 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6381 (MODE_COMPOSITE_P): ... this new macro.
6382 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6383 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6384 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6386 * flags.h: Include "real.h".
6388 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6389 REAL_MODE_FORMAT_COMPOSITE_P.
6390 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6392 * doc/tm.texi (Storage Layout): Remove documentation of
6393 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6394 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6395 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6396 they only apply to libgcc2.a.
6398 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6400 * config/spu/float_disf.c: New file.
6401 * config/spu/float_unsdisf.c: New file.
6402 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6403 (LIB2FUNCS_EXCLUDE): Define.
6405 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6406 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6408 * real.h (struct real_format): New member round_towards_zero.
6409 * real.c (round_for_format): Respect fmt->round_towards_zero.
6410 (ieee_single_format, mips_single_format, motorola_single_format,
6411 spu_single_format, ieee_double_format, mips_double_format,
6412 motorola_double_format, ieee_extended_motorola_format,
6413 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6414 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6415 mips_extended_format, ieee_quad_format, mips_quad_format,
6416 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6417 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6419 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6420 real_format to choose rounding mode when calling MPFR functions.
6421 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6422 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6424 * real.h (real_to_decimal_for_mode): Add prototype.
6425 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6426 Respect target rounding mode when generating decimal representation.
6427 (real_to_decimal): New stub for backwards compatibility.
6428 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6429 real_to_decimal_for_mode instead of real_to_decimal.
6431 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6433 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6434 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6436 * real.c (spu_single_format): New variable.
6437 * real.h (spu_single_format): Declare.
6439 * config/spu/spu.c (spu_override_options): Install SFmode format.
6440 (spu_split_immediate): Use integer mode to operate on pieces of
6441 floating-point values in all cases.
6443 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6444 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6445 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6447 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6449 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6451 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6453 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6455 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6458 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6459 on the VAR_DECL instead of TYPE_READONLY on its type.
6461 2008-08-12 Ira Rosen <irar@il.ibm.com>
6463 * tree-vectorizer.c: Depend on langhooks.h.
6464 (supportable_widening_operation): Add two arguments. Support double
6466 (supportable_narrowing_operation): Likewise.
6467 * tree-vectorizer.h (supportable_widening_operation): Add two
6469 (supportable_narrowing_operation): Likewise.
6470 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6471 supportable_widening_operation with correct arguments.
6472 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6473 (vectorizable_type_demotion): Support double type conversions.
6474 (vectorizable_type_promotion): Likewise.
6475 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6477 2008-08-11 Michael Matz <matz@suse.de>
6479 * i386/i386.c (override_options): Move initialisation from
6480 flag_schedule_insns_after_reload to here from ...
6481 (optimization_options): ... here.
6483 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6485 PR rtl-optimization/36998
6486 * dwarf2out.c (compute_barrier_args_size_1,
6487 compute_barrier_args_size): Temporarily remove assertions.
6489 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6492 * tree-ssa.c (struct walk_data): Add new flag
6493 warn_possibly_uninitialized.
6494 (warn_uninitialized_var): Use it.
6495 (warn_uninitialized_vars): New.
6496 (execute_early_warn_uninitialized): Call it.
6497 (execute_late_warn_uninitialized): Likewise.
6499 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6502 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6505 2008-08-09 Jan Hubicka <jh@suse.cz>
6508 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6510 (expand_fix): Be prepared for expansion to fail.
6511 (expand_sfix_optab): Remove instructions if expansion failed.
6513 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6515 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6517 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6518 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6520 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6522 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6523 mips/t-libgcc-mips16 to tmake_file.
6524 * config/mips/mips-protos.h (mips_call_type): New enum.
6525 (mips_pic_base_register, mips_got_load): Declare.
6526 (mips_restore_gp): Take an rtx argument.
6527 (mips_use_pic_fn_addr_reg_p): Declare.
6528 (mips_expand_call): Replace the sibcall_p argument with
6529 a mips_call_type argument. Add a lazy_p parameter.
6530 (mips_split_call): Declare.
6531 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6532 (MIPS16_PIC_TEMP): Likewise.
6533 (reg_class): Delete M16_NA_REGS.
6534 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6535 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6536 (mips_split_hi_p): Declare.
6537 * config/mips/mips.c (mips_split_hi_p): New array.
6538 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6539 (mips_got_symbol_type_p): New function.
6540 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6541 (mips16_stub_function_p): New function.
6542 (mips16_local_function_p): Likewise.
6543 (mips_use_pic_fn_addr_reg_p): Likewise.
6544 (mips_cannot_force_const_mem): Return false for HIGHs.
6545 Extend CONST_INT and symbolic handling to MIPS16, using
6546 mips_symbol_insns to check that the base symbol type is a
6547 legitimate constant. Reject GOT-based constants if
6548 TARGET_MIPS16_PCREL_LOADS.
6549 (mips_const_insns): Check targetm.cannot_force_const_mem when
6550 decomposing a symbolic base and a large offset.
6551 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6552 When calling a function that needs $25 from MIPS16 code,
6553 move the target address into $25 separately and add a USE
6555 (mips16_gp_pseudo_reg): Insert the initializer immediately
6556 before the first real insn.
6557 (mips_pic_base_register, mips_got_load): New functions.
6558 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6559 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6560 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6561 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6562 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6563 also passing NULL_RTX rather than const0_rtx as the aux argument.
6564 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6565 instead of TARGET_EXPLICIT_RELOCS.
6566 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6567 (mips_load_call_address): Replace the sibcall_p argument with
6568 a mips_call_type argument. Use mips_got_load.
6569 (mips16_local_alias): New structure.
6570 (mips16_local_aliases): New variable.
6571 (mips16_local_aliases_hash): New function.
6572 (mips16_local_aliases_eq): Likewise.
6573 (mips16_local_alias): Likewise.
6574 (mips16_stub_function): Likewise.
6575 (mips16_build_function_stub): Create a local alias for the target
6576 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6577 .cpload directive and an R_MIPS_NONE relocation for the target
6578 function, then load the alias rather than the function itself.
6579 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6580 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6581 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6582 (mips16_build_call_stub): Replace the FN parameter with an
6583 FN_PTR parameter. Force the address into a register if it
6584 isn't a call_insn_operand; don't rely on the caller to do this.
6585 If a call to a locally-defined and locally-binding MIPS16
6586 function must be made indirectly, redirect the call to the
6587 function's local alias. Use mips16_stub_function_p,
6588 mips16_stub_function, mips_expand_call and use_reg.
6589 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6590 Use explicit %hi and %lo accesses where possible.
6591 Use MIPS_CALL to generate the correct code form of a
6592 jal instruction. Add clobbers of $18 instead of uses.
6593 Update the call to mips_emit_call_insn.
6594 (mips_expand_call): Replace the SIBCALL_P argument with a
6595 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6596 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6597 allowing it to modify the call address. Update the calls to
6598 mips_load_call_address and mips_emit_call_insn.
6599 (mips_split_call): New function.
6600 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6601 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6602 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6603 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6604 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6606 (mips_cprestore_slot): New function.
6607 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6608 and use mips_cprestore_slot.
6609 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6611 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6612 then use a copygp_mips16 instruction to set up $28.
6613 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6614 (mips16_lay_out_constants): Call split_all_insns_noflow.
6615 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6616 false if TARGET_MIPS16.
6617 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6618 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6619 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6620 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6621 MIPS16 code. Allow MIPS16 o32 PIC.
6622 (mips_override_options): Allow MIPS16 o32 PIC.
6623 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6624 after reload if TARGET_USE_GOT.
6625 (UNSPEC_COPYGP): New constant.
6626 (length): Use a default length of 8 for MIPS16 GOT loads.
6627 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6628 (*got_page<mode>): Check mips_split_hi_p.
6629 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6630 (unspec_got<mode>, unspec_call<mode>): New expanders.
6631 (load_got<mode>, load_call<mode>): Remove the length attributes.
6632 Use a got attribute instead of a type attribute.
6633 (copygp_mips16): New insn.
6634 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6635 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6636 (sibcall, sibcall_value, call, call_value): Update the calls
6637 to mips_expand_call.
6638 (call_internal, call_value_internal): Use mips_split_call.
6639 (call_value_multiple_internal): Likewise.
6640 (call_split): Move after call_internal (the insn it is split from).
6641 (call_internal_direct, call_value_internal_direct): Turn into
6642 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6643 (call_direct_split, call_value_direct_split): New patterns.
6644 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6645 and use M16_REGS instead of M16_NA_REGS.
6646 * config/mips/predicates.md (const_call_insn_operand): Replace
6647 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6648 mips_use_pic_fn_addr_reg_p check.
6649 (move_operand): Reject HIGHs if mips_split_hi_p.
6650 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6651 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6652 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6653 * config/mips/libgcc-mips16.ver: New file.
6654 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6655 $(srcdir)/config/mips/libgcc-mips16.ver.
6657 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6659 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6661 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6662 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6663 (mips16_cfun_returns_in_fpr_p): Likewise.
6665 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6667 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6668 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6669 rather than 4 to PC.
6671 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6673 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6674 (FUNCTION_PROFILER): Save the static chain pointer into $2
6675 beforehand and restore it aftewards.
6676 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6677 address directly into $25 and call the function through $25;
6678 do not clobber $3. Pad the DImode version to cover the space
6679 left by the deleted $25 <- $3 move.
6680 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6681 the removal of the $25 <- $3 move.
6682 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6683 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6685 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6686 Daniel Jacobowitz <dan@codesourcery.com>
6688 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6689 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6690 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6691 * config/mips/mips.c (mips_start_function_definition): New function.
6692 (mips_end_function_definition): Likewise.
6693 (mips_output_function_prologue): Use mips_start_function_definition.
6694 (mips_output_function_epilogue): Use mips_end_function_definition.
6695 (build_mips16_function_stub): Use mips_start_function_definition
6696 and mips_end_function_definition.
6697 (build_mips16_call_stub): Likewise.
6699 2008-08-09 Richard Guenther <rguenther@suse.de>
6701 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6702 * gimple.h (gimple_call_fn): Adjust comment.
6703 (gimple_call_set_fndecl): New function.
6704 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6705 longer having bare FUNCTION_DECL operand.
6706 (gimple_call_return_type): Likewise.
6707 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6709 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6710 (gimple_mod_pow2): Likewise.
6711 (gimple_mod_subtract): Likewise.
6712 (gimple_ic): Likewise.
6713 (gimple_stringop_fixed_value): Likewise.
6714 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6715 longer having bare FUNCTION_DECL operand.
6716 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6717 * omp-low.c (optimize_omp_library_calls): Likewise.
6718 * cgraphunit.c (update_call_expr): Likewise.
6719 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6720 (execute_convert_to_rsqrt): Likewise.
6721 * cfgexpand.c (gimple_to_tree): Simplify.
6722 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6723 bare FUNCTION_DECL operand.
6724 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6725 (convert_gimple_call): Use gimple_call_fndecl.
6726 * c-common.c (c_warn_unused_result): Likewise.
6728 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6731 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6732 (c_finish_return): Likewise.
6733 (c_start_case): Likewise.
6734 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6735 * c-parser.c (c_parser_condition): New. Call
6736 verify_sequence_points.
6737 (c_parser_paren_condition): Call c_parser_condition.
6738 (c_parser_for_statement): Call c_parser_condition.
6740 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6743 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6744 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6745 Moved from diagnostic.h
6746 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6748 (emit_diagnostic): New.
6749 (warning0, pedwarn0): Delete.
6750 (warning, warning_at, pedwarn, permerror): Return bool.
6751 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6752 Moved to diagnostic.c.
6753 (struct diagnostic_context): Use correct type for
6754 classify_diagnostic.
6755 (diagnostic_report_diagnostic): Update declaration.
6756 (emit_diagnostic): Declare.
6757 * errors.c (warning): Return bool.
6758 * errors.h (warning): Update declaration.
6759 * toplev.h (warning0, pedwarn0): Delete.
6760 (warning, warning_at, pedwarn, permerror): Return bool.
6761 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6762 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6763 inform. Update all calls.
6764 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6765 before giving informative note.
6766 (implicit_decl_warning): Likewise.
6767 * c-typeck.c (build_function_call): Likewise.
6768 * tree-sssa.c (warn_uninit): Likewise.
6769 * builtins.c (gimplify_va_arg_expr): Likewise.
6771 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6774 * doc/invoke.texi (-Wextra): Move warning from here...
6775 (-Wuninitialized): ... to here.
6777 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6780 * flags.h (set_Wunused): Delete
6781 * toplev.c (process_options): Handle Wunused flags here.
6782 * opts.c (maybe_warn_unused_parameter): Delete.
6783 (common_handle_option): Replace set_Wunused by warn_unused.
6784 (set_Wextra): Do not handle Wunused-parameter here.
6785 (set_Wunused): Delete.
6786 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6788 * common.opt (Wunused): Add Var and Init.
6789 (Wunused-function): Likewise.
6790 (Wunused-label): Likewise.
6791 (Wunused-parameter): Likewise.
6792 (Wunused-value): Likewise.
6793 (Wunused-variable): Likewise.
6795 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6797 * doc/invoke.texi: Add cpu_type power7.
6798 * config.in (HAVE_AS_VSX): New.
6799 * config.gcc: Add cpu_type power7.
6800 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6802 * configure: Regenerate.
6803 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6805 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6806 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6807 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6809 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6811 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6812 type to vectorize.builtin_conversion.
6813 (vectorizable_conversion): Likewise.
6814 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6815 integral type as input.
6816 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6818 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6819 and ALTIVEC_BUILTIN_VCTSXS.
6820 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6823 2008-08-08 Richard Guenther <rguenther@suse.de>
6825 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6826 (surely_varying_stmt_p): Calls are varying only if they are
6827 non-builtin and not indirect or have no result.
6828 (ccp_fold): Re-instantiate code before the tuples merge.
6830 2008-08-08 Richard Guenther <rguenther@suse.de>
6832 PR tree-optimization/37056
6833 * gimple.h (gimple_assign_rhs_class): New helper function.
6834 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6835 unary operations properly.
6837 2008-08-07 Jan Hubicka <jh@suse.cz>
6839 * i386.h (ix86_size_cost): Declare.
6840 (ix86_cur_cost): New function macro.
6841 * i386.md (peepholes expanding size and splitters): Predicate by
6842 optimize_insn_for_speed_p.
6843 (peepholes reduce size and splitters): Predicate by
6844 optimize_insn_for_size_p.
6845 * i386.c (ix86_size_cost): Rename from ...
6846 (size_cost): This one.
6847 (override_options): Update.
6848 (decide_alg): Likewise.
6849 (ix86_expand_clear): Use RTL profile.
6850 (ix86_pad_returns): Use RTL profile.
6852 2008-08-07 Jan Hubicka <jh@suse.cz>
6854 * recog.c (split_all_insns): Set RTL profile
6855 (peephole2_optimize): Likewise.
6856 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6857 * combine.c (combine_instructions): Likewise.
6859 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6861 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6863 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6865 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6866 value in a6 after the set_frame_ptr insn.
6868 2008-08-07 Richard Henderson <rth@redhat.com>
6871 * gcc.c (cpp_options): Pass along -g*.
6873 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6875 * config/arm/arm.c (output_move_neon): Update comment describing
6876 big-endian vector layout.
6877 (arm_assemble_integer): Do not handle big-endian NEON vectors
6879 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6880 neon_vget_lane<mode>_sext_internal,
6881 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6882 element indices for big-endian.
6884 2008-08-07 Richard Henderson <rth@redhat.com>
6886 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6887 * configure, config.in: Rebuild.
6888 * debug.h (dwarf2out_do_cfi_asm): Declare.
6889 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6890 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6891 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6892 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6894 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6896 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6897 movv2si_internal): Combine into mov<mode>_internal.
6898 (movv2si_internal_2): Remove.
6900 2008-08-07 Jan Hubicka <jh@suse.cz>
6903 * i386.md (single stringop patterns): Enable unconditionally.
6905 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6908 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6910 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6911 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6913 * config/i386/sse.md (sse2_movq128): New.
6915 * doc/extend.texi: Document __builtin_ia32_movq128.
6917 2008-08-07 Richard Guenther <rguenther@suse.de>
6920 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6921 pointers can access anything.
6923 2008-08-06 Jan Hubicka <jh@suse.cz>
6925 * optabs.c (emit_unop_insn): Break out to ...
6926 (maybe_emit_unop_insn): ... this one.
6927 (expand_sfix_optab): Use maybe variant.
6928 * optabs.h (maybe_emit_unop_insn): Declare.
6930 * i386.md (mov0 patterns): Enable by default.
6931 (FP conversion expanders): Disable expansion of code expanding
6932 sequences when instruction should be optimized for size.
6933 (single strinop patterns): Enable when optimizing for size.
6934 (string expanders): Disable expanding of code expanding sequences
6935 when optimizning instruction for size.
6936 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6938 (ix86_fp_comparison_sahf_cost): Likewise.
6939 (ix86_expand_branch): Likewise.
6940 (ix86_expand_ashl_const): Likewise.
6941 (ix86_split_ashl): Likewise.
6942 (ix86_expand_strlen): Likewise.
6943 (ix86_emit_fp_unordered_jump): Likewie.
6945 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6947 * c-common.c: Fix typo.
6948 (c_common_reswords): Activate more C++ keyword warnings.
6950 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6952 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6955 * diagnostic.c (permerror_at): New.
6956 * toplev.h (permerror_at): Declare.
6958 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6959 Ira Rosen <irar@il.ibm.com>
6961 * tree-vect-transform.c (vect_model_simple_cost): Return
6962 immediately if stmt is pure SLP.
6963 (vect_model_store_cost): Ditto.
6964 (vect_model_load_cost): Ditto.
6965 (vectorizable_store): Remove PURE_SLP check before call
6966 to vect_model_store_cost.
6967 (vect_model_store_cost): When checking whether stmt describe
6968 strided access, add a check that it is not slp_node.
6970 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6973 * c-common.c (warn_for_sign_compare): New. Handle separately the
6974 case that 'constant' is zero.
6975 * c-typeck.c (build_binary_op): Move code to c-common.c
6977 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6979 * config/alpha/alpha.c (alpha_preferred_reload_class,
6980 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6981 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6982 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6983 * config/arm/arm.md: Likewise.
6984 * config/avr/avr-protos.h (preferred_reload_class,
6985 test_hard_reg_class, avr_simplify_comparison_p,
6986 out_shift_with_cnt, class_max_nregs): Likewise.
6987 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6988 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6989 preferred_reload_class, test_hard_reg_class): Likewise.
6990 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6991 bfin_memory_move_cost, bfin_secondary_reload,
6992 bfin_output_mi_thunk): Likewise.
6993 * config/crx/crx.c (crx_secondary_reload_class,
6994 crx_memory_move_cost): Likewise.
6995 * config/frv/frv-protos.h (frv_secondary_reload_class,
6996 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6997 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6998 frv_secondary_reload_class, frv_class_likely_spilled_p,
6999 frv_class_max_nregs): Likewise.
7000 * config/h8300/h8300.c (h8300_classify_operand,
7001 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7003 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7004 * config/ia64/ia64.c (ia64_preferred_reload_class,
7005 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7006 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7007 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7009 * config/m68hc11/m68hc11.c (preferred_reload_class,
7010 m68hc11_memory_move_cost): Likewise.
7011 * config/mcore/mcore.c (mcore_secondary_reload_class,
7012 mcore_reload_class): Likewise.
7013 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7014 mips_class_max_nregs, mips_cannot_change_mode_class,
7015 mips_preferred_reload_class, mips_secondary_reload_class,
7016 mips_output_mi_thunk): Likewise.
7017 * config/mmix/mmix.c (mmix_preferred_reload_class,
7018 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7020 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7022 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7023 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7024 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7025 * config/rs6000/rs6000.c (paired_expand_vector_init,
7026 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7027 compare_section_name, rs6000_memory_move_cost): Likewise.
7028 * config/s390/s390.c (s390_emit_compare_and_swap,
7029 s390_preferred_reload_class, s390_secondary_reload,
7030 legitimize_pic_address, legitimize_tls_address,
7031 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7032 s390_class_max_nregs): Likewise.
7033 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7034 * config/s390/s390.md: Likewise.
7035 * config/score/score-protos.h (score_secondary_reload_class,
7036 score_preferred_reload_class): Likewise.
7037 * config/score/score.c (score_preferred_reload_class,
7038 score_secondary_reload_class): Likewise.
7039 * config/score/score3.c (score3_output_mi_thunk,
7040 score3_preferred_reload_class, score3_secondary_reload_class,
7041 score3_hard_regno_mode_ok): Likewise.
7042 * config/score/score3.h (score3_preferred_reload_class,
7043 score3_secondary_reload_class): Likewise.
7044 * config/score/score7.c (score7_output_mi_thunk,
7045 score7_preferred_reload_class, score7_secondary_reload_class,
7046 score7_hard_regno_mode_ok): Likewise.
7047 * config/score/score7.h (score7_preferred_reload_class,
7048 score7_secondary_reload_class): Likewise.
7049 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7050 output_branchy_insn, add_constant, gen_block_redirect,
7051 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7052 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7053 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7054 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7055 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7056 xstormy16_preferred_reload_class): Likewise.
7057 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7058 xtensa_expand_atomic, override_options,
7059 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7061 * reorg.c (try_merge_delay_insns): Likewise.
7062 * tree.c (merge_dllimport_decl_attributes): Likewise.
7064 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7066 2008-08-06 Michael Matz <matz@suse.de>
7068 * Makefile.in (write_entries_to_file): Quote words.
7069 * gengtype.c: (read_input_line): Skip over leading white-space.
7071 2008-08-06 Marc Gauthier <marc@tensilica.com>
7073 * config.gcc: Match more processor names for Xtensa.
7074 * configure.ac: Likewise.
7075 * doc/install.texi (Specific): Likewise.
7076 * configure: Regenerate.
7078 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7080 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7081 * calls.c (avoid_likely_spilled_reg): Likewise.
7082 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7083 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7084 * config/i386/i386.c (ix86_expand_special_args_builtin,
7085 ix86_secondary_reload): Likewise.
7086 * except.c (struct eh_region, gen_eh_region_catch,
7087 remove_unreachable_regions, duplicate_eh_regions,
7088 assign_filter_values, build_post_landing_pads,
7089 sjlj_find_directly_reachable_regions, remove_eh_handler,
7090 reachable_next_level, foreach_reachable_handler,
7091 can_throw_internal_1, can_throw_external_1,
7092 collect_one_action_chain): Likewise.
7093 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7094 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7095 * function.c (update_temp_slot_address, instantiate_new_reg,
7096 instantiate_virtual_regs_in_rtx,
7097 instantiate_virtual_regs_in_insn): Likewise.
7098 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7099 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7100 gimplify_cleanup_point_expr): Likewise.
7101 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7102 * passes.c (next_pass_1): Likewise.
7103 * print-tree.c (print_node_brief, print_node): Likewise.
7104 * profile.c (branch_prob): Likewise.
7105 * tree-dump.c (dump_register): Likewise.
7106 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7108 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7109 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7110 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7111 copy_arguments_for_versioning, copy_static_chain): Likewise.
7112 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7113 add_new_name_mapping, register_new_name_mapping): Likewise.
7114 * tree-mudflap.c (mf_xform_derefs): Likewise.
7115 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7116 get_init_expr, combine_chains): Likewise.
7117 * tree-pretty-print.c (dump_generic_node): Likewise.
7118 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7119 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7120 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7121 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7123 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7126 * calls.c (expand_call): Use the biggest preferred stack
7129 2008-08-06 Michael Matz <matz@suse.de>
7132 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7133 for reused reload, instead of overwriting them.
7135 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7138 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7139 for incoming stack boundary.
7141 * function.c (assign_parm_find_entry_rtl): Update
7142 parm_stack_boundary.
7144 * function.h (rtl_data): Add parm_stack_boundary.
7146 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7147 parm_stack_boundary for incoming stack boundary.
7149 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7151 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7152 for unrepresentable subregs or treat them as equal to other regs
7153 or subregs with the same register number.
7155 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7158 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7161 2008-08-06 Jan Hubicka <jh@suse.cz>
7163 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7164 frequencies might be hot.
7166 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7168 * reload.c (find_reloads): Force constants into literal pool
7169 also if they are wrapped in a SUBREG.
7171 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7174 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7175 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7176 Don't allow predicated instructions for data speculation.
7177 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7180 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7182 * haifa-sched.c (extend_global): Split to extend_global_data and
7183 extend_region_data. Update all uses.
7184 (extend_all): Rename to extend_block_data.
7186 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7188 * sched-rgn.c (new_ready): Check if instruction can be
7189 speculatively scheduled before attempting speculation.
7190 (debug_rgn_dependencies): Remove wrongful assert.
7192 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7194 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7196 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7198 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7199 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7200 va_size, and type_size.
7202 2008-08-04 Jason Merrill <jason@redhat.com>
7205 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7206 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7208 2008-08-05 Richard Henderson <rth@redhat.com>
7210 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7211 * configure: Rebuild.
7213 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7216 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7217 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7220 2008-08-05 Richard Henderson <rth@redhat.com>
7222 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7223 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7224 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7225 * common.opt (fdwarf2-cfi-asm): New.
7226 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7227 * config.in, configure: Rebuild.
7228 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7229 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7231 (dw2_force_const_mem): Externalize.
7232 * dwarf2asm.h: Update.
7233 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7234 generate a real label.
7235 (output_cfi_directive): New.
7236 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7237 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7238 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7240 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7241 (output_loc_operands_raw, output_loc_sequence_raw): New.
7242 (output_cfa_loc_raw): New.
7244 2008-08-05 Paul Brook <paul@codesourcery.com>
7246 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7247 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7248 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7249 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7250 * config/arm/arm.h (TARGET_VFPD32): Define.
7251 (TARGET_VFP3): Use TARGET_VFPD32.
7252 (fputype): Add FPUTYPE_VFP3D16.
7253 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7254 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7255 * config/arm/arm-cores.def: Add cortex-r4f.
7256 * config/arm/arm-tune.md: Regenerate.
7258 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7260 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7261 Reword some comments throughout the file.
7263 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7264 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7265 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7266 MFC_MIN_DMA_LIST_ELEMENTS.
7267 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7268 MFC_MAX_DMA_LIST_ELEMENTS.
7270 (MFC_START_ENABLE): Remove PPU-only define.
7271 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7272 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7274 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7275 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7276 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7277 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7278 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7279 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7280 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7282 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7283 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7284 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7285 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7287 (spu_read_machine_status): Fix typo.
7289 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7291 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7292 SUBREG of multi-word hard register.
7293 * config/spu/spu.c (valid_subreg): Likewise.
7294 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7296 2008-08-04 Richard Guenther <rguenther@suse.de>
7298 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7299 the candidate with the stripped base if that base is different
7300 from the original base even for offset zero.
7302 2008-08-04 Richard Guenther <rguenther@suse.de>
7305 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7306 check for no_overflow.
7308 2008-08-04 Richard Guenther <rguenther@suse.de>
7310 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7312 2008-08-04 Paul Brook <paul@codesourcery.com>
7314 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7315 (arm_order_regs_for_local_alloc): New function.
7316 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7318 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7320 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7323 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7324 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7325 (ix86_expand_epilogue): Likewise.
7327 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7329 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7332 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7334 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7335 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7336 (*movv2sf_internal_rex64): Ditto.
7338 2008-08-03 Jan Hubicka <jh@suse.cz>
7340 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7341 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7342 * expmed.c (expand_smod_pow2): Likewise.
7344 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7347 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7348 alternative 0 of operand 1.
7349 (*vec_concatv2di_rex64_sse): Ditto.
7350 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7352 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7353 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7354 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7355 (*movv2sf_internal_rex64): Ditto.
7357 2008-08-02 Richard Guenther <rguenther@suse.de>
7360 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7361 (ssedoublesizemode): New mode attribute.
7362 (sse_shufps): Call gen_sse_shufps_v4sf.
7363 (sse_shufps_1): Macroize.
7364 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7365 (sse2_shufpd_1): Macroize.
7366 (vec_extract_odd, vec_extract_even): New expanders.
7367 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7368 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7369 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7370 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7371 (ix86_expand_vector_set): Likewise.
7372 (ix86_expand_reduc_v4sf): Likewise.
7374 2008-08-01 Doug Kwan <dougkwan@google.com>
7376 * matrix-reorg.c: Re-enable all code.
7377 (struct malloc_call_data): Change CALL_STMT to gimple type.
7378 (collect_data_for_malloc_call): Tuplify.
7379 (struct access_site_info): Change STMT to gimple type.
7380 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7381 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7382 (struct free_info): Change STMT to gimple type.
7383 (struct matrix_access_phi_node): Change PHI to gimple type.
7384 (get_inner_of_cast_expr): Remove.
7385 (may_flatten_matrices_1): Tuplify.
7386 (may_flatten_matrices): Ditto.
7387 (mark_min_matrix_escape_level): Ditto.
7388 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7389 (ssa_accessed_in_call_rhs): New
7390 (ssa_accessed_in_assign_rhs): New
7391 (record_access_alloc_site_info): Tuplify.
7392 (add_allocation_site): Ditto.
7393 (analyze_matrix_allocation_site): Ditto.
7394 (analyze_transpose): Ditto.
7395 (get_index_from_offset): Ditto.
7396 (update_type_size): Ditto.
7397 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7398 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7399 (analyze_accesses_for_phi_node): Tuplify.
7400 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7401 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7402 (analyze_matrix_accesses): Tuplify.
7403 (check_var_data): New call-back type for check_var_notmodified_p.
7404 (check_var_notmodified_p): Tuplify and use call-back struct to
7405 return statement found.
7406 (can_calculate_expr_before_stmt): Factor out statement related code
7408 (can_calculate_stmt_before_stmt): New.
7409 (check_allocation_function): Tuplify.
7410 (find_sites_in_func): Ditto.
7411 (record_all_accesses_in_func): Ditto.
7412 (transform_access_sites): Ditto.
7413 (transform_allocation_sites): Ditto.
7414 (matrix_reorg): Re-enable.
7415 (gate_matrix_reorg): Re-enable.
7417 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7419 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7420 for labels for which it hasn't been set yet. If it has been set,
7421 stop walking insns and continue with next worklist item.
7422 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7423 if the only BARRIER is at the very end of a function.
7425 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7427 * cfgexpand.c (expand_stack_alignment): Assert that
7428 stack_realign_drap and drap_rtx must match.
7430 * function.c (instantiate_new_reg): If DRAP is used to realign
7431 stack, replace virtual_incoming_args_rtx with internal arg
7434 2008-08-01 Richard Guenther <rguenther@suse.de>
7436 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7437 loop information only if we initialized it.
7438 (execute_pre): Call fini_pre with in_fre.
7439 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7440 if we do not unroll because we hit max-completely-peeled-insns.
7441 Use our estimation for consistency, do allow shrinking.
7443 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7445 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7446 with MIN_STACK_BOUNDARY.
7447 (ix86_update_stack_boundary): Likewise.
7448 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7451 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7452 (MIN_STACK_BOUNDARY): This.
7454 2008-08-01 Richard Guenther <rguenther@suse.de>
7457 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7459 2008-08-01 Richard Guenther <rguenther@suse.de>
7461 PR tree-optimization/36988
7462 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7463 do not matter if that doesn't change volatile qualification.
7465 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7467 * configure.ac: Do not generate libada-mk. Do not subst
7469 * libada-mk.in: Remove.
7470 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7471 * configure: Regenerate.
7473 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7475 * tree-pass.h: Added comment about not dumping passes with name
7476 starting with star in struct opt_pass.
7477 * passes.c (register_dump_files_1): Don't do dump for a pass with
7478 name starting with star.
7479 * doc/passes.texi (Pass manager): Mention pass names and special
7480 meaning of star prefix to avoid dump.
7482 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7484 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7486 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7487 (ISA_MIPS64R2): New macro.
7488 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7489 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7490 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7491 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7492 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7493 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7494 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7495 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7496 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7497 Move up to keep list alphabetically sorted.
7498 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7499 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7501 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7502 (-march=@var{arch}): Add mips64r2.
7504 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7506 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7508 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7510 * expr.c (expand_assignment): Check for complete type.
7512 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7515 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7517 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7518 for stack alignment.
7520 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7522 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7524 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7525 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7527 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7529 PR rtl-optimization/36419
7530 * dwarf2out.c (barrier_args_size): New variable.
7531 (compute_barrier_args_size, compute_barrier_args_size_1): New
7533 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7534 if not called yet in the current function, use barrier_args_size
7535 array to find the new args_size value.
7536 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7538 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7541 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7544 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7547 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7548 (dwarf2out_stack_adjust): Use it.
7549 (dwarf2out_frame_debug_expr): Likewise.
7551 2008-07-31 Richard Guenther <rguenther@suse.de>
7553 PR tree-optimization/36978
7554 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7555 the generated condition.
7557 2008-07-31 Richard Guenther <rguenther@suse.de>
7559 * passes.c (init_optimization_passes): Always call
7560 pass_early_warn_uninitialized.
7561 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7562 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7563 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7565 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7568 * builtins.c (maybe_emit_free_warning): New function.
7569 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7570 maybe_emit_free_warning for BUILT_IN_FREE.
7573 * dwarf2out.c (get_context_die): New function.
7574 (force_decl_die, force_type_die): Use it.
7575 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7576 returns NULL, force generation of DW_TAG_typedef and put that into
7579 PR preprocessor/36649
7580 * c-pch.c (c_common_read_pch): Save and restore
7581 line_table->trace_includes across PCH restore.
7583 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7586 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7588 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7591 * final.c (call_from_call_insn): Handle COND_EXEC.
7593 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7595 * builtins.c (std_gimplify_va_arg_expr): Replace
7596 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7597 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7599 2008-07-30 Joey Ye <joey.ye@intel.com>
7600 H.J. Lu <hongjiu.lu@intel.com>
7602 * builtins.c (expand_builtin_setjmp_receiver): Replace
7603 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7604 (expand_builtin_apply_args_1): Likewise.
7605 (expand_builtin_longjmp): Need DRAP for stack alignment.
7606 (expand_builtin_apply): Likewise.
7608 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7609 instead of assign_stack_local to allow alignment reduction.
7611 * calls.c (emit_call_1): Need DRAP for stack alignment if
7613 (expand_call): Replace virtual_incoming_args_rtx with
7614 crtl->args.internal_arg_pointer.
7615 * stmt.c (expand_nl_goto_receiver): Likewise.
7617 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7618 alignment and store to stack_alignment_estimated and
7619 max_used_stack_slot_alignment.
7620 (expand_one_var): Likewise.
7621 (expand_stack_alignment): New function.
7622 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7623 and stack_alignment_estimated fields in rtl_data. Call
7624 expand_stack_alignment at end.
7626 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7627 (MAX_STACK_ALIGNMENT): Likewise.
7628 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7629 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7631 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7632 stack alignment when generating virtual registers.
7634 * function.c (assign_stack_local): Renamed to ...
7635 (assign_stack_local_1): This. Add a parameter to indicate
7636 if it is OK to reduce alignment.
7637 (assign_stack_local): Use it.
7638 (instantiate_new_reg): Instantiate virtual incoming args rtx
7639 to vDRAP if stack realignment and DRAP is needed.
7640 (assign_parms): Collect parameter/return type alignment and
7641 contribute to stack_alignment_estimated.
7642 (locate_and_pad_parm): Likewise.
7643 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7644 with crtl->args.internal_arg_pointer.
7646 * function.h (rtl_data): Add new field drap_reg,
7647 max_used_stack_slot_alignment, stack_alignment_estimated,
7648 stack_realign_needed, need_drap, stack_realign_processed and
7649 stack_realign_finalized.
7650 (stack_realign_fp): New macro.
7651 (stack_realign_drap): Likewise.
7653 * global.c (compute_regsets): Frame pointer is needed when
7654 stack is realigned. Can eliminate frame pointer when stack is
7655 realigned and dynamic realigned argument pointer isn't used.
7657 * reload1.c (update_eliminables): Frame pointer is needed
7658 when stack is realigned.
7659 (init_elim_table): Can eliminate frame pointer when stack is
7660 realigned and dynamic realigned argument pointer isn't used.
7662 * rtl.h (assign_stack_local_1): Declare new funtion.
7664 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7665 (TARGET_GET_DRAP_RTX): Likewise.
7666 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7667 TARGET_GET_DRAP_RTX.
7669 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7671 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7672 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7674 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7675 H.J. Lu <hongjiu.lu@intel.com>
7677 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7678 vdrap_reg, stack_realign and drap_reg_saved.
7679 (add_cfi): Don't allow redefining CFA when DRAP is used.
7680 (reg_save): Handle stack alignment.
7681 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7682 alignment. Don't generate DWARF information for (set fp sp)
7684 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7686 (int_loc_descriptor): Move prototype forward. Also define if
7687 DWARF2_UNWIND_INFO is true.
7688 (output_cfa_loc): Handle DW_CFA_expression.
7689 (build_cfa_aligned_loc): New.
7690 (based_loc_descr): Update assert for stack realign. For local
7691 variables, use sp+offset when stack is aligned without drap and
7692 fp+offset when stack is aligned with drap. For arguments, use
7693 cfa+offset when drap is used to align stack.
7695 2008-07-30 Joey Ye <joey.ye@intel.com>
7696 H.J. Lu <hongjiu.lu@intel.com>
7698 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7700 (ix86_gen_andsp): New.
7701 (ix86_user_incoming_stack_boundary): Likewise.
7702 (ix86_default_incoming_stack_boundary): Likewise.
7703 (ix86_incoming_stack_boundary): Likewise.
7704 (ix86_can_eliminate): Likewise.
7705 (find_drap_reg): Likewise.
7706 (ix86_update_stack_boundary): Likewise.
7707 (ix86_get_drap_rtx): Likewise.
7708 (ix86_finalize_stack_realign_flags): Likewise.
7709 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7710 (TARGET_GET_DRAP_RTX): Likewise.
7711 (override_options): Overide option value for new options.
7712 (ix86_function_ok_for_sibcall): Remove check for
7713 force_align_arg_pointer.
7714 (ix86_handle_cconv_attribute): Likewise.
7715 (ix86_function_regparm): Likewise.
7716 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7717 (ix86_va_start): Replace virtual_incoming_args_rtx with
7718 crtl->args.internal_arg_pointer.
7719 (ix86_select_alt_pic_regnum): Check DRAP register.
7720 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7721 (ix86_compute_frame_layout): Compute frame layout wrt stack
7723 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7724 (ix86_expand_prologue): Decide if stack realignment is needed
7725 and generate prologue code accordingly.
7726 (ix86_expand_epilogue): Generate epilogue code wrt stack
7727 realignment is really needed or not.
7729 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7730 (ABI_STACK_BOUNDARY): Likewise.
7731 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7732 (STACK_REALIGN_DEFAULT): Likewise.
7733 (INCOMING_STACK_BOUNDARY): Likewise.
7734 (MAX_STACK_ALIGNMENT): Likewise.
7735 (ix86_incoming_stack_boundary): Likewise.
7736 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7737 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7738 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7739 (machine_function): Remove force_align_arg_pointer.
7741 * config/i386/i386.md (BX_REG): New.
7742 (R13_REG): Likewise.
7744 * config/i386/i386.opt (mforce_drap): New.
7745 (mincoming-stack-boundary): Likewise.
7746 (mstackrealign): Add Init(-1).
7748 * config/i386/i386-protos.h (ix86_can_eliminate): New
7750 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7752 * doc/extend.texi: Update force_align_arg_pointer.
7754 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7757 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7758 (INCOMING_STACK_BOUNDARY): Likewise.
7759 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7760 (TARGET_GET_DRAP_RTX): Likewise.
7762 2008-07-30 Andreas Schwab <schwab@suse.de>
7764 PR rtl-optimization/36929
7765 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7766 add_insn_before and fix argument order.
7767 (replace_inc_dec_mem): Handle NULL rtx.
7769 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7771 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7773 (arm_compute_initial_elimination_offset): Use it.
7774 (arm_compute_save_reg_mask): Include static chain save slot when
7775 calculating alignment.
7776 (arm_get_frame_offsets): Ditto.
7777 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7778 that we can use to decrement the stack when the stack decrement
7779 could be too big for an immediate value in a single insn.
7780 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7782 2008-07-30 Richard Guenther <rguenther@suse.de>
7784 PR tree-optimization/36967
7785 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7786 Release defs of statements we remove.
7788 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7790 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7791 instead of NULL_RTVEC.
7793 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7797 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7800 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7802 * final.c (call_from_call_insn): New.
7803 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7805 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7807 * configure.ac: Substitute ADA_CFLAGS.
7808 * configure: Regenerate.
7809 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7810 * Makefile.in: Remove mention of X_* variables.
7811 * config/pa/x-ada-hpux10: Remove.
7812 * config/pa/x-ada: Remove.
7814 * doc/fragments.texi: Update.
7816 2008-07-30 Olivier Hainque <hainque@adacore.com>
7818 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7819 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7820 __dso_handle explicitly here.
7822 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7825 * c-typeck.c (build_binary_op): Encapsulate code into...
7826 * c-common.c (shorten_binary_op): ...this new function.
7827 (conversion_warning): Use the new function. Handle non-negative
7828 constant in bitwise-and.
7829 * c-common.h (shorten_binary_op): Declare.
7831 2008-07-30 Olivier Hainque <hainque@adacore.com>
7833 * scan.c (make_sstring_space): Add explicit conversions of
7834 allocator's return value.
7835 * fix-header.c (recognized_function): Likewise.
7837 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7839 * doc/cpp.texi: Update to GFDL 1.2.
7840 * doc/gcc.texi: Do not list GPL as Invariant Section.
7841 * doc/gccint.texi: Likewise. Update copyright years.
7842 * doc/install.texi: Update copyright years.
7844 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7847 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7848 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7850 2008-07-29 Jan Hubicka <jh@suse.cz>
7852 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7853 (grokdeclarator): Likewise.
7854 * langhooks.c (lhd_warn_unused_global_decl): Use
7855 DECL_DECLARED_INLINE_P.
7856 * print-tree.c (print_node): Remove DECL_INLINE check.
7858 2008-07-29 Richard Guenther <rguenther@suse.de>
7860 PR tree-optimization/36945
7861 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7862 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7863 Record invariant addresses un-decomposed.
7864 (copy_reference_ops_from_call): Record reference call
7865 arguments properly. Simplify.
7866 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7867 helper split out from ...
7868 (create_component_ref_by_pieces): ... here. Simplify.
7869 Prepare for recursive invocation for call arguments.
7870 (create_expression_by_pieces): Adjust call to
7871 create_component_ref_by_pieces.
7872 (compute_avail): Process operand 2 of reference ops.
7874 2008-07-29 Richard Guenther <rguenther@suse.de>
7876 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7878 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7880 * c-format.c (check_format_types): Revert unwanted checkin.
7882 2008-07-29 Jan Hubicka <jh@suse.cz>
7884 * flags.h (flag_really_no_inline): Remove.
7885 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7886 * toplev.c (flag_really_no_inline): Remove.
7887 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7888 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7889 (cgraph_decide_inlining_incrementally): Likewise.
7890 (compute_inline_parameters): Likewise.
7891 * opts.c (decode_options): Simplify.
7892 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7893 * common.opt (finline): Initialize to 1.
7894 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7896 2008-07-29 Jan Hubicka <jh@suse.cz>
7898 * predict.c (always_optimize_for_size_p): New function.
7899 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7900 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7901 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7903 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7904 * function.c (prepare_function_start): Set default profile.
7905 * function.h (rtl_data): Add maybe_hot_insn_p.
7906 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7907 (construct_exit_block): Likewise.
7908 (tree_expand_cfg): Likewise.
7910 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7911 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7912 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7913 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7916 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7919 * c-decl.c (merge_decls): Merge USED flags.
7921 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7923 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7924 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7925 next_stack, lab_false and lab_over trees.
7927 2008-07-28 Richard Guenther <rguenther@suse.de>
7929 PR tree-optimization/36957
7930 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7931 (useless_type_conversion_p): Remove.
7932 (types_compatible_p): Remove.
7933 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7934 (useless_type_conversion_p): Declare.
7935 (types_compatible_p): Declare.
7936 (gimple_expr_type): Return the base type only if it is
7937 trivially convertible to the subtype.
7939 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7941 * configure.ac: Use the m4_do macro to concatenate the warnings into
7942 one string in ACX_PROG_CC_WARNING_OPTS,
7943 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7944 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7945 * configure: Regenerate.
7947 2008-07-28 Richard Guenther <rguenther@suse.de>
7949 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7950 (insert_fake_stores): Remove.
7951 (realify_fake_stores): Likewise.
7952 (execute_pre): Remove dead code.
7953 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7954 (find_func_aliases): Deal with it here instead.
7955 Re-enable gcc_unreachable call.
7957 2008-07-28 Richard Guenther <rguenther@suse.de>
7959 Merge from gimple-tuples-branch.
7961 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7962 * gimple.def: New file.
7963 * gsstruct.def: Likewise.
7964 * gimple-iterator.c: Likewise.
7965 * gimple-pretty-print.c: Likewise.
7966 * tree-gimple.c: Removed. Merged into ...
7967 * gimple.c: ... here. New file.
7968 * tree-gimple.h: Removed. Merged into ...
7969 * gimple.h: ... here. New file.
7971 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7972 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7973 --enable-checking=gimple flag.
7974 * config.in: Likewise.
7975 * configure: Regenerated.
7977 * tree-ssa-operands.h: Tuplified.
7978 * tree-vrp.c: Likewise.
7979 * tree-loop-linear.c: Likewise.
7980 * tree-into-ssa.c: Likewise.
7981 * tree-ssa-loop-im.c: Likewise.
7982 * tree-dump.c: Likewise.
7983 * tree-complex.c: Likewise.
7984 * cgraphbuild.c: Likewise.
7985 * tree-ssa-threadupdate.c: Likewise.
7986 * tree-ssa-loop-niter.c: Likewise.
7987 * tree-pretty-print.c: Likewise.
7988 * tracer.c: Likewise.
7989 * gengtype.c: Likewise.
7990 * tree-loop-distribution.c: Likewise.
7991 * tree-ssa-loop-unswitch.c: Likewise.
7992 * cgraph.c: Likewise.
7993 * cgraph.h: Likewise.
7994 * tree-ssa-loop-manip.c: Likewise.
7995 * value-prof.c: Likewise.
7996 * tree-ssa-loop-ch.c: Likewise.
7997 * tree-tailcall.c: Likewise.
7998 * value-prof.h: Likewise.
8001 * tree-pass.h: Likewise.
8002 * ipa-cp.c: Likewise.
8003 * tree-scalar-evolution.c: Likewise.
8004 * tree-scalar-evolution.h: Likewise.
8005 * target.h: Likewise.
8006 * lambda-mat.c: Likewise.
8007 * tree-phinodes.c: Likewise.
8008 * diagnostic.h: Likewise.
8009 * builtins.c: Likewise.
8010 * tree-ssa-alias-warnings.c: Likewise.
8011 * cfghooks.c: Likewise.
8012 * fold-const.c: Likewise.
8013 * cfghooks.h: Likewise.
8014 * omp-low.c: Likewise.
8015 * tree-ssa-dse.c: Likewise.
8016 * ipa-reference.c: Likewise.
8017 * tree-ssa-uncprop.c: Likewise.
8018 * toplev.c: Likewise.
8019 * tree-gimple.c: Likewise.
8020 * tree-gimple.h: Likewise.
8021 * tree-chrec.c: Likewise.
8022 * tree-chrec.h: Likewise.
8023 * tree-ssa-sccvn.c: Likewise.
8024 * tree-ssa-sccvn.h: Likewise.
8025 * cgraphunit.c: Likewise.
8026 * tree-ssa-copyrename.c: Likewise.
8027 * tree-ssa-ccp.c: Likewise.
8028 * tree-ssa-loop-ivopts.c: Likewise.
8029 * tree-nomudflap.c: Likewise.
8030 * tree-call-cdce.c: Likewise.
8031 * ipa-pure-const.c: Likewise.
8032 * c-format.c: Likewise.
8033 * tree-stdarg.c: Likewise.
8034 * tree-ssa-math-opts.c: Likewise.
8035 * tree-ssa-dom.c: Likewise.
8036 * tree-nrv.c: Likewise.
8037 * tree-ssa-propagate.c: Likewise.
8038 * ipa-utils.c: Likewise.
8039 * tree-ssa-propagate.h: Likewise.
8040 * tree-ssa-alias.c: Likewise.
8041 * gimple-low.c: Likewise.
8042 * tree-ssa-sink.c: Likewise.
8043 * ipa-inline.c: Likewise.
8044 * c-semantics.c: Likewise.
8045 * dwarf2out.c: Likewise.
8047 * tree-ssa-loop-ivcanon.c: Likewise.
8048 * predict.c: Likewise.
8049 * tree-ssa-loop.c: Likewise.
8050 * tree-parloops.c: Likewise.
8051 * tree-ssa-address.c: Likewise.
8052 * tree-ssa-ifcombine.c: Likewise.
8053 * matrix-reorg.c: Likewise.
8054 * c-decl.c: Likewise.
8055 * tree-eh.c: Likewise.
8056 * c-pretty-print.c: Likewise.
8057 * lambda-trans.c: Likewise.
8058 * function.c: Likewise.
8059 * langhooks.c: Likewise.
8060 * ebitmap.h: Likewise.
8061 * tree-vectorizer.c: Likewise.
8062 * function.h: Likewise.
8063 * langhooks.h: Likewise.
8064 * tree-vectorizer.h: Likewise.
8065 * ipa-type-escape.c: Likewise.
8066 * ipa-type-escape.h: Likewise.
8067 * domwalk.c: Likewise.
8068 * tree-if-conv.c: Likewise.
8069 * profile.c: Likewise.
8070 * domwalk.h: Likewise.
8071 * tree-data-ref.c: Likewise.
8072 * tree-data-ref.h: Likewise.
8073 * tree-flow-inline.h: Likewise.
8074 * tree-affine.c: Likewise.
8075 * tree-vect-analyze.c: Likewise.
8076 * c-typeck.c: Likewise.
8077 * gimplify.c: Likewise.
8078 * coretypes.h: Likewise.
8079 * tree-ssa-phiopt.c: Likewise.
8080 * calls.c: Likewise.
8081 * tree-ssa-coalesce.c: Likewise.
8082 * tree.def: Likewise.
8083 * tree-dfa.c: Likewise.
8084 * except.c: Likewise.
8085 * except.h: Likewise.
8086 * cfgexpand.c: Likewise.
8087 * tree-cfgcleanup.c: Likewise.
8088 * tree-ssa-pre.c: Likewise.
8089 * tree-ssa-live.c: Likewise.
8090 * tree-sra.c: Likewise.
8091 * tree-ssa-live.h: Likewise.
8092 * tree-predcom.c: Likewise.
8093 * lambda.h: Likewise.
8094 * tree-mudflap.c: Likewise.
8095 * ipa-prop.c: Likewise.
8096 * print-tree.c: Likewise.
8097 * tree-ssa-copy.c: Likewise.
8098 * ipa-prop.h: Likewise.
8099 * tree-ssa-forwprop.c: Likewise.
8100 * ggc-page.c: Likewise.
8101 * c-omp.c: Likewise.
8102 * tree-ssa-dce.c: Likewise.
8103 * tree-vect-patterns.c: Likewise.
8104 * tree-ssa-ter.c: Likewise.
8105 * tree-nested.c: Likewise.
8106 * tree-ssa.c: Likewise.
8107 * lambda-code.c: Likewise.
8108 * tree-ssa-loop-prefetch.c: Likewise.
8109 * tree-inline.c: Likewise.
8110 * tree-inline.h: Likewise.
8111 * tree-iterator.c: Likewise.
8112 * tree-optimize.c: Likewise.
8113 * tree-ssa-phiprop.c: Likewise.
8114 * tree-vect-transform.c: Likewise.
8115 * tree-object-size.c: Likewise.
8116 * tree-outof-ssa.c: Likewise.
8117 * cfgloop.c: Likewise.
8118 * system.h: Likewise.
8119 * tree-profile.c: Likewise.
8120 * cfgloop.h: Likewise.
8121 * c-gimplify.c: Likewise.
8122 * c-common.c: Likewise.
8123 * tree-vect-generic.c: Likewise.
8124 * tree-flow.h: Likewise.
8125 * c-common.h: Likewise.
8126 * basic-block.h: Likewise.
8127 * tree-ssa-structalias.c: Likewise.
8128 * tree-switch-conversion.c: Likewise.
8129 * tree-ssa-structalias.h: Likewise.
8130 * tree-cfg.c: Likewise.
8131 * passes.c: Likewise.
8132 * ipa-struct-reorg.c: Likewise.
8133 * ipa-struct-reorg.h: Likewise.
8134 * tree-ssa-reassoc.c: Likewise.
8135 * cfgrtl.c: Likewise.
8136 * varpool.c: Likewise.
8138 * tree-ssanames.c: Likewise.
8139 * tree-ssa-threadedge.c: Likewise.
8140 * langhooks-def.h: Likewise.
8141 * tree-ssa-operands.c: Likewise.
8142 * config/alpha/alpha.c: Likewise.
8143 * config/frv/frv.c: Likewise.
8144 * config/s390/s390.c: Likewise.
8145 * config/m32c/m32c.c: Likewise.
8146 * config/m32c/m32c-protos.h: Likewise.
8147 * config/spu/spu.c: Likewise.
8148 * config/sparc/sparc.c: Likewise.
8149 * config/i386/i386.c: Likewise.
8150 * config/sh/sh.c: Likewise.
8151 * config/xtensa/xtensa.c: Likewise.
8152 * config/stormy16/stormy16.c: Likewise.
8153 * config/ia64/ia64.c: Likewise.
8154 * config/rs6000/rs6000.c: Likewise.
8155 * config/pa/pa.c: Likewise.
8156 * config/mips/mips.c: Likewise.
8158 2008-07-28 Simon Baldwin <simonb@google.com>
8160 * c-pragma.c (handle_pragma_message): New function.
8161 (init_pragma): Register handle_pragma_message.
8162 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8165 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8167 PR tree-optimization/35252
8168 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8169 REALPART_EXPR to be considered as same load operation.
8171 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8173 PR tree-optimization/36830
8174 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8175 (expressions_equal_p): Return false if only one operand is null.
8177 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8179 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8180 version requirements.
8182 2008-07-26 Olivier Hainque <hainque@adacore.com>
8184 * collect2.c (symkind): New enum. Symbol kinds we care about.
8185 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8186 code and head comment accordingly.
8187 (scan_prog_file): Use symkind names instead of bare integers.
8189 2008-07-25 Jan Hubicka <jh@suse.cz>
8191 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8193 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8194 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8195 * dojump.c (clear_pending_stack_adjust): Likewise.
8196 * print-tree.c (print_node): Ignore DECL_INLINE.
8197 * tree-inline.c (inlinable_function_p): Likewise.
8199 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8201 * doc/extend.texi (hot attribute): Document that the hot attribute
8202 turns on -O3 for some ports.
8203 (cold attribute): Document that the cold attribute turns on -Os
8206 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8207 reflect function specific option support.
8209 * target.h (struct target_option_hooks): Add fields to say whether
8210 the cold attribute implies -Os and the hot attribute implies -O3.
8212 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8213 By default, do not turn on -Os for cold functions.
8214 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8215 not turn on -O3 for hot functions.
8217 * c-common.c (handle_hot_attribute): Use target hook to determine
8218 if hot functions should enable -O3.
8219 (handle_cold_attribute): Use target hook to determine if cold
8220 functions should enable -Os.
8222 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8223 (override_options): Move disable scheduling to
8224 optimization_options.
8225 (optimization_options): Disable scheduling here, not
8227 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8228 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8230 * config/ia64/ia64.c (ia64_override_options): Move setting
8231 scheduling flags to ia64_optimization_options.
8232 (ia64_optimization_options): Disable scheduling options here, and
8233 not in ia64_override_options.
8234 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8235 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8237 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8240 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8242 2008-07-25 Martin Jambor <mjambor@suse.cz>
8244 PR tree-optimization/36926
8245 * ipa-prop.c (ipa_analyze_call_uses): Call
8246 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8248 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8250 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8251 movv2si_internal): Add mem = reg alternative.
8253 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8256 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8257 DEFAULT_PCC_STRUCT_RETURN to 127.
8259 2008-07-24 Jan Hubicka <jh@suse.cz>
8261 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8262 (build_cgraph_edges): Likewise.
8263 * cgraph.c (cgraph_node): Do not update assembler hash.
8264 (cgraph_remove_node): Drop non-unit-at-a-time code.
8265 * tree-pass.h (pass_O0_always_inline): Remove.
8266 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8267 * toplev.c (process_options): Flag unit-at-a-time does not imply
8269 * cgraphunit.c: Update comments.
8270 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8271 (cgraph_assemble_pending_functions): Remove.
8272 (cgraph_reset_node): Drop non-unit-at-a-time code.
8273 (cgraph_finalize_function): Likewise.
8274 (cgraph_analyze_function): Likewise.
8275 (cgraph_finalize_compilation_unit): Likewise.
8276 (cgraph_expand_function): Likewise.
8277 (cgraph_optimize): Likesise.
8278 (save_inline_function_body): Likewise.
8279 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8280 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8281 * ipa-inline.c: Update comments.
8282 (enum inlining_mode): remove INLINE_SPEED.
8283 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8284 (cgraph_mark_inline_edge): Likewise.
8285 (try_inline): Likewise.
8286 (cgraph_decide_inlining_incrementally): Likewise.
8287 (cgraph_gate_inlining): Remove.
8288 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8289 (cgraph_gate_early_inlining): Likewise.
8290 (gate_inline_passes): Remove.
8291 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8292 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8293 pass_O0_always_inline): Remove.
8294 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8295 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8296 * opts.c (no_unit_at_a_time_default): Remove.
8297 (decode_options): Remove flag_unit_at_a_time reset and warning.
8298 * opts.h (no_unit_at_a_time_default): Remove.
8299 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8300 early in GNU dialect.
8301 (merge_decls): Update comment; drop unit-at-a-time check.
8302 (finish_decl): Likewise.
8303 (grok_declaration): Remove flag_inline_trees code.
8304 (finish_functions): Return on function returning non-void on all
8306 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8307 * cfgexpand.c (expand_one_static_var): Remove.
8308 (expand_one_var): Remove expand_one_static_var call.
8309 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8310 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8311 and flag_unit_at_a-time compatibility checks.
8312 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8313 * tree-inline.c (flag_inline_trees): Remove.
8314 (inlinable_function_p): Don't check it.
8315 (expand_call_inline): Remove non-unit-at-a-time code.
8316 * tree-inline.h (flag_inline_trees): Remove.
8317 * tree-optimize.c (execute_early_local_optimizations): Remove
8318 unit-at-a-time checks.
8319 (tree_rest_of_compilation): Likewise.
8320 * combine.c (setup_incoming_promotions): Likewise.
8321 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8322 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8323 * passes.c (pass_inline_parameters): Update comments; remove
8324 O0_alwaysinline pass.
8325 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8326 (execute_one_pass): Likewise.
8327 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8328 (ix86_function_sseregparm): Likewise.
8329 * arm.c (arm_function_in_section_p): Likewise.
8330 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8331 * varpool.c: Update comments.
8332 (decide_is_variable_needed): Remove unit-at-a-time checks.
8333 (varpool_finalize_decl): Likewise.
8335 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8337 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8339 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8341 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8343 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8344 imp symbol extension.
8346 2008-07-23 Ian Lance Taylor <iant@google.com>
8348 * tree-vrp.c (infer_value_range): Ignore asm statements when
8349 looking for memory accesses for -fdelete-null-pointer-checks.
8351 2008-07-24 Ben Elliston <bje@au.ibm.com>
8353 * config/spu/spu-c.c (__vector_keyword): New variable.
8354 (vector_keyword): Likewise.
8355 (spu_categorize_keyword): New function.
8356 (spu_macro_to_expand): Likewise.
8357 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8358 compiling an ISO C dialect.
8360 2008-07-24 Ben Elliston <bje@au.ibm.com>
8362 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8365 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8367 * configure: Regenerate.
8368 * configure.ac: Require texinfo 4.7.
8369 * doc/install.texi: Document texinfo 4.7 requirement.
8371 2008-07-23 Martin Jambor <mjambor@suse.cz>
8373 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8374 rather than for DECL_SAVED_TREE.
8375 * ipa-prop.c: Include diagnostic.h.
8376 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8378 (ipa_detect_param_modifications): Function rewritten from scratch.
8379 (ipa_compute_jump_functions): Changed accesses to modification flags.
8380 (ipa_free_node_params_substructures): Update flags destruction.
8381 (ipa_node_duplication_hook): Update flags duplication.
8382 (ipa_print_all_params_modified): Updated flag access.
8383 * ipa-prop.h (struct ipa_param_flags): New structure.
8384 (struct ipa_node_params): New field modification_analysis_done,
8385 modified_flags changed into param_flags.
8386 (ipa_is_ith_param_modified): Changed to use new flags.
8387 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8389 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8390 ipa-cp.c and split into two functions.
8391 (ipa_print_node_jump_functions): New function.
8392 (compute_scalar_jump_functions): New function.
8393 (type_like_member_ptr_p): New function.
8394 (compute_pass_through_member_ptrs): New function.
8395 (fill_member_ptr_cst_jump_function): New function.
8396 (determine_cst_member_ptr): New function.
8397 (compute_cst_member_ptr_arguments): New function.
8398 (ipa_compute_jump_functions): Complete rewrite.
8399 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8400 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8401 (struct ipa_member_ptr_cst): New structure.
8402 (union jump_func_value): New field member_cst.
8403 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8404 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8405 jump function types.
8406 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8407 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8408 instead of ipcp_print_all_jump_functions.
8409 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8410 only for replacable scalars.
8412 * doc/invoke.texi (Optimize options): Add description of
8413 -findirect-inlining.
8414 * common.opt (flag_indirect_inlining): New flag.
8415 * opts.c (decode_options): Set flag_indirect_inlining when
8418 * ipa-inline.c: Include ipa-prop.h.
8419 (inline_indirect_intraprocedural_analysis): New function.
8420 (inline_generate_summary): Allocate parameter and argument info
8421 structures, call inline_indirect_intraprocedural_analysis on each
8422 node when doing indirect inlining and deallocate indirect inlining
8423 data structures in the end.
8424 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8425 (free_all_ipa_structures_after_iinln): New function.
8426 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8428 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8430 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8431 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8432 of computing the frequency separately.
8433 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8434 of computing the frequency separately.
8435 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8436 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8437 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8438 (ipa_get_stmt_member_ptr_load_param): New function.
8439 (ipa_is_ssa_with_stmt_def): New function.
8440 (ipa_note_param_call): New function.
8441 (ipa_analyze_call_uses): New function.
8442 (ipa_analyze_stmt_uses): New function.
8443 (ipa_analyze_params_uses): New function.
8444 (ipa_free_node_params_substructures): Also free the param_calls linked
8446 (ipa_node_duplication_hook): Also duplicate the param_calls
8448 (ipa_print_node_param_flags): New function.
8449 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8450 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8451 * ipa-prop.h (struct ipa_param_flags): New field called.
8452 (struct ipa_param_call_note): New structure.
8453 (struct ipa_node_params): New fields param_calls and
8455 (ipa_is_ith_param_called): New function.
8456 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8457 ipa_analyze_params_uses and dump parameter flags.
8459 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8460 ipa_propagate_indirect_call_infos if performing indirect inlining,
8461 pass a new parameter new_edges to it.
8462 (add_new_edges_to_heap): New fucntion.
8463 (cgraph_decide_inlining_of_small_functions): New vector
8464 new_indirect_edges for newly found indirect edges , call
8465 ipa_propagate_indirect_call_infos after inlining.
8466 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8467 inlining if performing indirect inlining. Call
8468 free_all_ipa_structures_after_iinln when doing so too.
8469 (inline_generate_summary): Do not call
8470 free_all_ipa_structures_after_iinln here.
8471 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8472 (print_edge_addition_message): New function.
8473 (update_call_notes_after_inlining): New function.
8474 (propagate_info_to_inlined_callees): New function.
8475 (ipa_propagate_indirect_call_infos): New function.
8476 * ipa-prop.h: Include cgraph.h
8477 (struct ipa_param_call_note): Fields reordered, new field processed.
8478 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8480 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8481 rediscovered call statements.
8482 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8483 (dump_cgraph_node): Dump also the indirect_call flag.
8484 (cgraph_clone_edge): Copy also the indirect_call flag.
8485 * tree-inline.c (copy_bb): Do not check for fndecls from call
8486 expressions, check for edge availability when moving clones.
8487 (get_indirect_callee_fndecl): New function.
8488 (expand_call_inline): If callee declaration is not apprent from
8489 the statement, try calling get_indirect_callee_fndecl. Do not
8490 issue warnings or call sorry when not inlinings an indirect edge.
8491 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8493 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8494 bit more frandly to matching.
8495 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8496 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8497 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8499 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8502 * opth-gen.awk: Suppress function specific features when building
8504 * optc-gen.awk: Ditto.
8506 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8509 * diagnostic.c (pedwarn): Add opt parameter.
8511 * c-tree.h (pedwarn_init): Add opt parameter.
8512 (pedwarn_c90): Likewise.
8513 (pedwarn_c99): Likewise.
8514 * c-errors.c (pedwarn_c99): Likewise.
8515 (pedwarn_c90): Likewise.
8516 * toplev.h (pedwarn): Update declaration.
8517 (pedwarn0): Declare.
8518 * c-lex.c: All calls to pedwarn changed.
8519 * builtins.c: All calls to pedwarn changed.
8520 * toplev.c: All calls to pedwarn changed.
8521 * c-decl.c: All calls to pedwarn changed.
8522 * c-typeck.c: All calls to pedwarn changed.
8523 * c-common.c: All calls to pedwarn changed.
8524 * c-parser.c: All calls to pedwarn changed.
8526 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8527 Karthik Kumar <karthikkumar@gmail.com>
8529 * attribs.c (file scope): Include c-common.h.
8530 (decl_attributes): Add support for #pragma GCC optimize and
8533 * targhooks.c (default_can_inline_p): New function that is the
8534 default for the TARGET_CAN_INLINE_P target hook.
8536 * targhooks.h (default_can_inline_p): Add declaration.
8538 * tree.c (cl_optimization_node): New static tree for building
8539 OPTIMIZATION_NODE tree.
8540 (cl_target_option_node): New static tree for building
8541 TARGET_OPTION_NODE tree.
8542 (cl_option_hash_table): New hash table for hashing
8543 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8544 (cl_option_hash_hash): New function to provide the hash value for
8545 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8546 (cl_option_hash_eq): New function to provide an equality test for
8547 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8548 (tree_code_size): Add support for OPTIMIZATION_NODE and
8549 TARGET_OPTION_NODE trees.
8550 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8551 TARGET_OPTION_NODE trees.
8552 (build_optimization_node): Build a tree that has all of the
8553 current optimization options.
8554 (build_target_option_node): Build a tree that has the target
8555 options that might be changed on a per function basis.
8557 * tree.h (file scope): Include options.h.
8558 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8559 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8560 (TREE_OPTIMIZATION): Ditto.
8561 (TREE_TARGET_SPECIFIC): Ditto.
8562 (struct tree_function_decl): Add fields for remembering the
8563 current optimization options and target specific options.
8564 (struct tree_optimization_option): New tree variant that remembers
8565 the optimization options.
8566 (struct tree_target_option): New tree variant that remembers the
8567 target specific flags that might change for compiling a particular
8569 (union tree_node): Include tree_optimization_option and
8570 tree_target_option fields.
8571 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8572 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8573 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8574 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8575 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8576 optimization and target options.
8577 (optimization_default_node): New macro to refer to global_trees
8579 (optimization_current_node): Ditto.
8580 (optimization_cold_node): Ditto.
8581 (optimization_hot_node): Ditto.
8582 (target_option_default_node): Ditto.
8583 (target_option_current_node): Ditto.
8584 (current_option_pragma): Ditto.
8585 (current_optimize_pragma): Ditto.
8587 * target.h (struct gcc_target): Add valid_option_attribute_p,
8588 target_option_save, target_option_restore, target_option_print,
8589 target_option_pragma_parse, and can_inline_p hooks.
8591 * toplev.h (parse_optimize_options): Add declaration.
8592 (fast_math_flags_struct_set_p): Ditto.
8594 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8595 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8598 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8599 tree_can_inline_p hook to see if one function can inline another.
8600 (cgraph_decide_inlining): Ditto.
8601 (cgraph_decide_inlining_incrementally): Ditto.
8603 * opts.c (decode_options): Add support for running multiple times
8604 to allow functions with different target or optimization options
8605 than was specified on the command line.
8606 (fast_math_flags_struct_set_p): New function that is similar to
8607 fast_math_flags_set_p, except it uses the values in the
8608 cl_optimization structure instead of global variables.
8610 * optc-gen.awk: Add support for TargetSave to allow a back end to
8611 declare new fields that need to be saved when using function
8612 specific options. Include flags.h and target.h in the options.c
8613 source. Add support for Save to indicate which options can be set
8614 for individual functions. Generate cl_optimize_save,
8615 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8616 cl_target_option_restore, cl_target_option_print functions to
8617 allow functions to use different optimization or target options.
8619 * opt-functions.awk (var_type_struct): Return the type used for
8620 storing the field in a structure.
8622 * opth-gen.awk: Add support for TargetSave to allow a back end to
8623 declare new fields that need to be saved when using function
8624 specific options. Add support for Save to indicate which options
8625 can be set for individual functions. Only generate one extern for
8626 Mask fields. Generate cl_optimization and cl_target_option
8627 structures to remember optimization and target options.
8629 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8630 collecting new tree nodes.
8631 (TS_TARGET_OPTION): Ditto.
8633 * c-decl.c (merge_decls): Merge function specific target and
8634 optimization options.
8636 * function.c (invoke_set_current_function_hook): If the function
8637 uses different optimization options, change the global variables
8640 * coretypes.h (struct cl_optimization): Add forward reference.
8641 (struct cl_target_option): Ditto.
8643 * c-pragma.c (option_stack): New static vector to remember the
8644 current #pragma GCC option stack.
8645 (handle_pragma_option): New function to support #pragma GCC option
8646 to change target options.
8647 (optimize_stack): New static vector to remember the current
8648 #pragma GCC optimize stack.
8649 (handle_pragma_optimize): New function to support #pragma GCC
8650 optimize to change optimization options.
8651 (init_pragma): Add support for #pragma GCC optimize and #pragma
8654 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8655 optimization options.
8656 (TARGET_OPTION_NODE): New tree code for remembering certain target
8659 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8660 TARGET_OPTION_NODE trees.
8662 * common.opt (-O): Add Optimization flag.
8664 (-fmath-errno): Ditto.
8665 (-falign-functions): Add UInteger flag to make sure flag gets full
8666 int in cl_optimization structure.
8667 (-falign-jumps): Ditto.
8668 (-falign-labels): Ditto.
8669 (-falign-loops): Ditto.
8670 (-fsched-stalled-insns): Ditto.
8671 (-fsched-stalled-insns-dep): Ditto.
8673 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8675 (TARGET_OPTION_SAVE): Ditto.
8676 (TARGET_OPTION_RESTORE): Ditto.
8677 (TARGET_OPTION_PRINT): Ditto.
8678 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8679 (TARGET_CAN_INLINE_P): Ditto.
8680 (TARGET_INITIALIZER): Add new hooks.
8682 * tree-inline.c (tree_can_inline_p): New function to determine
8683 whether one function can inline another. Check if the functions
8684 use compatible optimization options, and also call the backend
8687 * tree-inline.h (tree_can_inline_p): Add declaration.
8689 * c-common.c (c_common_attribute): Add support for option and
8690 optimize attributes.
8691 (handle_option_attribute): Add support for the option attribute to
8692 allow the user to specify different target options for compiling a
8694 (handle_optimize_attribute): Add support for the optimize
8695 attribute to allow the user to specify different optimization
8696 options for compiling a specific function.
8697 (handle_hot_attribute): Turn on -O3 optimization for this one
8698 function if it isn't the default optimization level.
8699 (handle_cold_attribute): Turn on -Os optimization for this one
8700 function if it insn't the default optimization.
8701 (const_char_p): New const char * typedef.
8702 (optimize_args): New static vector to remember the optimization
8704 (parse_optimize_options): New function to set up the optimization
8705 arguments from either the optimize attribute or #pragma GCC optimize.
8707 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8708 (builtin_define_std): Ditto.
8710 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8711 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8712 (x86_64-*-*): Ditto.
8714 * Makefile.in (TREE_H): Add options.h.
8715 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8717 * doc/extend.texi (option attribute): Document new attribute.
8718 (optimize attribute): Ditto.
8719 (hot attribute): Document hot attribute sets -O3.
8720 (cold attribute): Document cold attribute sets -Os.
8721 (#pragma GCC option): Document new pragma.
8722 (#pragma GCC optimize): Ditto.
8724 * doc/options.texi (TargetSave): Document TargetSave syntax.
8725 (UInteger): Document UInteger must be used for certain flags.
8726 (Save): Document Save option to create target specific options
8727 that can be saved/restored on a function specific context.
8729 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8730 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8732 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8733 (TARGET_OPTION_SAVE): Ditto.
8734 (TARGET_OPTION_RESTORE): Ditto.
8735 (TARGET_OPTION_PRINT): Ditto.
8736 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8737 (TARGET_CAN_INLINE_P): Ditto.
8739 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8741 (-mfpmath=both): Ditto.
8743 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8744 Karthik Kumar <karthikkumar@gmail.com>
8746 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8747 (TARGET_POPCNT): Ditto.
8748 (TARGET_SAHF): Ditto.
8749 (TARGET_AES): Ditto.
8750 (TARGET_PCLMUL): Ditto.
8751 (TARGET_CMPXCHG16B): Ditto.
8752 (TARGET_RECIP): Move switch into target_flags.
8753 (TARGET_FUSED_MADD): Ditto.
8754 (ix86_arch_features): Make an unsigned char type.
8755 (ix86_tune_features): Ditto.
8756 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8757 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8758 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8760 * config/i386/i386.opt (arch): New TargetSave field to define
8761 fields that need to be saved for function specific option support.
8764 (branch_cost): Ditto.
8765 (ix86_isa_flags_explicit): Ditto.
8766 (tune_defaulted): Ditto.
8767 (arch_specified): Ditto.
8768 (-m128-long-double): Add Save flag to save option for target
8769 specific option support.
8771 (-maccumulate-outgoing-args): Ditto.
8772 (-malign-double): Ditto.
8773 (-malign-stringops): Ditto.
8774 (-mfancy-math-387): Ditto.
8775 (-mhard-float): Ditto.
8777 (-minline-all-stringops): Ditto.
8778 (-minline-stringops-dynamically): Ditto.
8779 (-mms-bitfields): Ditto.
8780 (-mno-align-stringops): Ditto.
8781 (-mno-fancy-math-387): Ditto.
8782 (-mno-push-args): Ditto.
8783 (-mno-red-zone): Ditto.
8784 (-mpush-args): Ditto.
8785 (-mred-zone): Ditto.
8787 (-msseregparm): Ditto.
8788 (-mstack-arg-probe): Ditto.
8803 (-mrecip): Move flag into target_flags.
8805 (-mno-fused-madd): Ditto.
8806 (-mfused-madd): Ditto.
8807 (-mabm): Move flag into ix86_isa_flags.
8814 * config/i386/i386-c.c: New file for #pragma support.
8815 (ix86_target_macros_internal): New function to #define or #undef
8816 target macros based when the user uses the #pragma GCC option to
8817 change target options.
8818 (ix86_pragma_option_parse): New function to add #pragma GCC option
8820 (ix86_target_macros): Move defining the target macros here from
8821 TARGET_CPU_CPP_BUILTINS in i386.h.
8822 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8823 defined, initialize any subtarget #pragmas.
8825 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8826 REGISTER_TARGET_PRAGMAS.
8828 * config/i386/t-i386: New file for x86 dependencies.
8829 (i386.o): Make dependencies mirror the include files used.
8830 (i386-c.o): New file, add dependencies.
8832 * config/i386/i386-protos.h (override_options): Add bool argument.
8833 (ix86_valid_option_attribute_tree): Add declaration.
8834 (ix86_target_macros): Ditto.
8835 (ix86_register_macros): Ditto.
8837 * config/i386/i386.c (ix86_tune_features): Move initialization of
8838 the target masks to initial_ix86_tune_features to allow functions
8839 to have different target options. Make type unsigned char,
8840 instead of unsigned int.
8841 (initial_ix86_tune_features): New static vector to hold processor
8842 masks for the tune variables.
8843 (ix86_arch_features): Move initialization of the target masks to
8844 initial_ix86_arch_features to allow functions to have different
8845 target options. Make type unsigned char, instead of unsigned int.
8846 (initial_ix86_arch_features): New static vector to hold processor
8847 masks for the arch variables.
8848 (enum ix86_function_specific_strings): New enum to describe the
8849 string options used for attribute((option(...))).
8850 (ix86_target_string): New function to return a string that
8851 describes the target options.
8852 (ix86_debug_options): New function to print the current options in
8854 (ix86_function_specific_save): New function hook to save the
8855 function specific global variables in the cl_target_option structure.
8856 (ix86_function_specific_restore): New function hook to restore the
8857 function specific variables from the cl_target_option structure to
8858 the global variables.
8859 (ix86_function_specific_print): New function hook to print the
8860 target specific options in the cl_target_option structure.
8861 (ix86_valid_option_attribute_p): New function hook to validate
8862 attribute((option(...))) arguments.
8863 (ix86_valid_option_attribute_tree): New function that is common
8864 code between attribute((option(...))) and #pragma GCC option
8865 support that parses the options and returns a tree holding the options.
8866 (ix86_valid_option_attribute_inner_p): New helper function for
8867 ix86_valid_option_attribute_tree.
8868 (ix86_can_inline_p): New function hook to decide if one function
8869 can inline another on a target specific basis.
8870 (ix86_set_current_function); New function hook to switch target
8871 options if the user used attribute((option(...))) or #pragma GCC
8873 (ix86_tune_defaulted): Move to static file scope from
8875 (ix86_arch_specified): Ditto.
8876 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8878 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8879 (OPTION_MASK_ISA_ABM_SET): Ditto.
8880 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8881 (OPTION_MASK_ISA_CX16_SET): Ditto.
8882 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8883 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8884 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8885 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8886 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8887 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8888 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8889 (struct ptt): Move to static file scope from override_options.
8890 (processor_target_table): Ditto.
8892 (ix86_handle_option): Add support for options that are now isa options.
8893 (override_options): Add support for declaring functions that
8894 support different target options than were specified on the
8895 command line. Move struct ptt, processor_target_table, cpu_names,
8896 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8897 Add bool argument. Fix up error messages so the appropriate error
8898 is given for either command line or attribute.
8899 (ix86_previous_fndecl): New static to remember previous function
8900 declaration to see if we need to change target options.
8901 (ix86_builtins_isa): New array to record the ISA of each builtin
8903 (def_builtin): Always create the builtin function, even if the
8904 current ISA doesn't support it.
8905 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8906 tests for those builtins.
8907 (ix86_init_builtins): Remove TARGET_MMX test for calling
8908 ix86_init_mmx_sse_builtins.
8909 (ix86_expand_builtin): If the current ISA doesn't support a given
8910 builtin, signal an error.
8911 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8912 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8913 (TARGET_OPTION_SAVE): Ditto.
8914 (TARGET_OPTION_RESTORE): Ditto.
8915 (TARGET_OPTION_PRINT): Ditto.
8916 (TARGET_CAN_INLINE_P): Ditto.
8918 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8920 * c-typeck.c (build_external_ref): Don't call assemble_external.
8921 * final.c (output_operand): Call assemble_external.
8923 2008-07-21 DJ Delorie <dj@redhat.com>
8925 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8926 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8928 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8930 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8931 original insn and splitter contents into ...
8932 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8933 flag_unsafe_math_optimizations. Add dummy scratch register.
8934 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8935 !flag_unsafe_math_optimizations. Returns number with next
8936 highest magnitude if this is still less or equal to the true
8937 quotient in magnitude.
8939 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8941 * Makefile.in: Replace toplev.h with TOPLEV_H.
8942 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8943 * c-lex.c (fe_file_change): Don't set in_system_header.
8944 * c-parser.c (c_token): Remove in_system_header.
8945 (c_lex_one_token): Don't set in_system_header.
8946 (c_parser_set_source_position_from_token): Don't set in_system_header.
8947 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8950 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8951 * flags.h (in_system_header): Remove.
8952 * function.c (saved_in_system_header): Remove.
8953 (push_cfun): Don't set in_system_header.
8954 (pop_cfun): Don't set in_system_header.
8955 (push_struct_function): Don't set in_system_header.
8956 * input.h (expanded_location): Add sysp.
8957 (in_system_header_at): New.
8958 (in_system_header): New.
8959 * toplev.c (in_system_header): Remove.
8960 * toplev.h: Include input.h
8962 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8963 * tree-ssa.c (warn_uninit): Call warning_at.
8964 (warn_uninitialized_var): Update calls to warn_uninit.
8965 (warn_uninitialized_phi): Update calls to warn_uninit.
8966 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8967 (expand_location): Initialize xloc.sysp.
8968 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8969 (tree_decl_with_vis): Remove in_system_header_flag.
8971 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8974 * recog.c (asm_operand_ok): Change the order of the extra
8975 memory constraint checks.
8977 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8980 * tree-switch-conversion.c (build_one_array): Call
8981 varpool_mark_needed_node and varpool_finalize_decl
8982 instead of assemble_variable.
8984 2008-07-19 Jan Hubicka <jh@suse.cz>
8986 * cgraph.c (cgraph_add_new_function): Do early local passes.
8987 * tree-nrv.c (gate_pass_return_slot): New gate.
8988 (pass_nrv): Add the gate.
8989 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8991 (coalesce_ssa_name): Coalesce SSA names.
8992 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8993 not optimizing so unused user vars remains visible.
8994 * common.opt (flag_tree_ter): Always enable by default.
8995 * tree-ssa-ter.c: Include flags.h
8996 (is_replaceable_p): Check that locations match; when aliasing
8997 is missing be conservative about loads.
8998 * tree-optimize.c (gate_init_datastructures): Remove.
8999 (pass_init_datastructures): New.
9000 * passes.c: Reorder passes so we always go into SSA.
9002 2008-07-19 Jan Hubicka <jh@suse.cz>
9004 * doc/extend.texi (flatten attribute): Remove note about
9006 * doc/invoke.texi (--combine): Likewise.
9007 (-finline-functions-called-once): Update levels when enabled.
9008 (-funit-at-a-time): Document new behaviour.
9009 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9010 -fno-section-anchors when disabled explicitly.
9011 (inline params): They are not ignored now.
9012 (precompiled headers): Remove unit-at-a-time as being incompatible.
9013 * opts.c (decode_options): Handle unit-at-a-time as alias;
9014 imply -fno-section-anchors when toplevel reorder is disabled
9016 * common.opt (ftoplevel-reorder): Set default value to 2.
9017 (funit-at-a-time): Set default value to 1.
9018 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9021 2008-07-19 Jan Hubicka <jh@suse.cz>
9023 * builtins.c (expand_builtin_int_roundingfn,
9024 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9027 2008-07-19 Richard Guenther <rguenther@suse.de>
9030 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9031 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9032 * tree-ssa-pre.c (get_expr_value_id): For newly created
9033 constant value-ids make sure to add the expression to its
9036 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9039 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9040 return value of the builtin is ignored.
9042 2008-07-19 Olivier Hainque <hainque@adacore.com>
9044 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9045 bits, a C conformant malloc implementation has to provide.
9046 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9048 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9052 * reload.c (find_reloads_subreg_address): Only reload address if
9053 reloaded == 0, not for reloaded != 1.
9056 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9057 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9058 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9059 m32c_legitimize_reload_address.
9061 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9062 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9063 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9065 2008-07-19 Olivier Hainque <hainque@adacore.com>
9067 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9068 argument, saying whether nested array are to be collapsed
9069 into a single array type DIE with multiple subscripts.
9070 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9071 issues, centralize the nested array types collapsing control and
9072 disable the transformation for Ada.
9074 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9077 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9079 (x86_64_shift_adj_2): New expander.
9080 (x86_64_shift_adj_3): Ditto.
9081 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9082 to split TImode operands.
9083 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9084 (ix86_split_lshr): Ditto.
9086 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9088 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9089 and __CHAR32_TYPE__.
9090 * c-typeck.c (digest_init): Support char16_t and char32_t.
9091 (set_nonincremental_init_from_string): Idem.
9093 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9096 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9097 PREFERRED_STACK_BOUNDARY.
9098 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9100 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9103 * function.c (locate_and_pad_parm): Cap boundary earlier.
9105 2008-07-17 Julian Brown <julian@codesourcery.com>
9107 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9108 no-op for targets which don't use DLLs.
9110 2008-07-17 Martin Jambor <mjambor@suse.cz>
9112 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9113 that nodes are relevant by examining the node->analyzed flag.
9114 (ipcp_init_stage): Check which nodes are relevant, assert that the
9115 relevant ones are also required.
9116 (ipcp_propagate_stage): Check on the side arrays are properly
9118 (ipcp_print_all_jump_functions): Make sure not to touch any node
9119 that is not analyzed or an edge that does not have a corresponding
9120 entry in the on-the-side vectors.
9121 (ipcp_function_scale_print): Likewise.
9122 (ipcp_update_callgraph): Check that the node is relevant.
9123 (ipcp_insert_stage): Check that the node is relevant. Check there is
9124 an info for every node and edge.
9125 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9126 (ipa_print_all_tree_maps): Likewise and a new variable info.
9127 (ipa_print_all_params_modified): Likewise.
9128 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9130 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9133 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9135 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9137 PR rtl-optimization/36753
9138 * fwprop.c (use_killed_between): Don't shortcut
9139 single-definition global registers.
9141 2008-07-16 Jan Hubicka <jh@suse.cz>
9143 * cgraph.h (varpool_empty_needed_queue): Declare.
9144 * cgraphunit.c (output_in_order): Mark all variables as needed;
9146 * varpool.c (varpool_assemble_node): Update debug queue.
9147 (varpool_assemble_pending_decls): Don't do it here.
9148 (varpool_empty_needed_queue): New function.
9150 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9152 * recog.c (peephole2_optimize): Fix formatting.
9154 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9156 * c-pch.c (get_ident): Avoid C++ keywords.
9157 * combine-stack-adj.c (single_set_for_csa): Likewise.
9158 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9159 output_asm_insn): Likewise.
9160 * reload.c (push_secondary_reload, find_reusable_reload,
9161 push_reload, combine_reloads, find_reloads,
9162 debug_reload_to_stream): Likewise.
9163 * reload.h (struct reload): Likewise.
9164 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9165 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9166 emit_output_reload_insns): Likewise.
9167 * targhooks.c (default_secondary_reload): Likewise.
9168 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9170 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9172 * recog.c (validate_change_1, validate_change,
9173 validate_unshare_change, validate_replace_rtx_1, struct
9174 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9176 * reload.c (push_secondary_reload, secondary_reload_class,
9177 scratch_reload_class, find_valid_class, find_reusable_reload,
9178 push_reload, find_dummy_reload, find_reloads_address_1,
9179 find_reloads_address_part, find_equiv_reg): Likewise.
9180 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9181 choose_reload_regs): Likewise.
9182 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9184 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9185 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9186 * sched-rgn.c (concat_INSN_LIST): Likewise.
9187 * stor-layout.c (mode_for_size, mode_for_size_tree,
9188 smallest_mode_for_size): Likewise.
9190 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9192 * cfg.c (dump_reg_info): Avoid C++ keywords.
9193 * dwarf2asm.c (dw2_force_const_mem,
9194 dw2_asm_output_encoded_addr_rtx): Likewise.
9195 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9196 * expmed.c (expand_shift): Likewise.
9197 * global.c (find_reg): Likewise.
9198 * graph.c (draw_edge): Likewise.
9199 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9200 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9201 widen_clz, widen_bswap, expand_parity, expand_unop,
9202 emit_cmp_and_jump_insn_1): Likewise.
9203 * postreload.c (reload_cse_simplify_operands): Likewise.
9204 * ra.h (add_neighbor): Likewise.
9205 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9206 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9207 record_reg_classes, copy_cost, record_address_regs,
9208 invalid_mode_change_p): Likewise.
9209 * regrename.c (regrename_optimize, scan_rtx_reg,
9210 dump_def_use_chain, find_oldest_value_reg,
9211 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9213 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9215 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9216 MASK_POWERPC64 for power4 in previous commit.
9218 2008-07-16 Olivier Hainque <hainque@adacore.com>
9220 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9221 instead of bare conversion to cast const-ness away.
9223 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9225 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9226 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9227 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9228 (TARGET_FUNCTION_VALUE): Define.
9230 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9232 * config/rs6000/rs6000.c (processor_target_table): Add
9233 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9235 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9238 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9239 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9240 m32c_legitimize_reload_address.
9242 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9244 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9245 DECL_IN_SYSTEM_HEADER in sync.
9247 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9249 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9250 * tree-ssa-pre.c (pre_expr_eq): Ditto
9251 (get_constant_for_value_id): Take a type as an argument.
9252 (fully_constant_expression): Pass in type.
9253 (find_or_generate_expression): Short circuit constant case.
9254 (create_expression_by_pieces): Remove special casing of
9256 (do_regular_insertion): Short circuit constant case.
9257 (do_partial_partial_insertion): Ditto.
9259 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9262 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9264 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9266 * config/xtensa/libgcc-xtensa.ver: New file.
9267 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9269 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9271 * df-problems.c (df_set_note): Avoid C++ keywords.
9272 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9273 * dse.c (record_store, remove_useless_values): Likewise.
9274 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9275 gen_reg_rtx_offset, operand_subword, change_address_1,
9276 change_address, adjust_address_1, offset_address,
9277 widen_memory_access, emit_copy_of_insn_after): Likewise.
9278 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9279 * fwprop.c (should_replace_address, propagate_rtx_1,
9280 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9282 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9283 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9284 * lcm.c (compute_insert_delete, pre_edge_lcm,
9285 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9286 * lower-subreg.c (resolve_reg_notes): Likewise.
9287 * mode-switching.c (optimize_mode_switching): Likewise.
9289 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9291 * bt-load.c (add_btr_def, migrate_btr_def,
9292 branch_target_load_optimize): Avoid C++ keywords.
9293 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9295 * combine.c (subst, simplify_set, make_extraction,
9296 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9297 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9298 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9300 2008-07-15 Richard Guenther <rguenther@suse.de>
9303 * c-common.c (strict_aliasing_warning): Do not warn for
9304 TYPE_REF_CAN_ALIAS_ALL pointers.
9305 (c_common_get_alias_set): may_alias types are not special.
9306 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9307 attribute and set can_ref_all accordingly.
9308 (build_reference_type_for_mode): Likewise.
9309 * doc/extend.texi (may_alias): Clarify.
9311 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9314 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9315 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9317 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9320 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9321 gcc_assert, instead call output_operand_lossage.
9323 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9325 * builtins.c (std_canonical_va_list): Treat structure based
9328 2008-07-15 Ben Elliston <bje@au.ibm.com>
9330 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9332 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9334 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9337 2008-07-14 Jan Hubicka <jh@suse.cz>
9339 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9340 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9341 fix predicates and constraints.
9342 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9343 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9345 2008-07-14 Doug Kwan <dougkwan@google.com>
9347 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9348 additional option file arm/eabi.opt.
9349 * config/arm/eabi.h (File): New configuration file for EABI targets.
9350 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9351 SUBSUBTARGET_EXTRA_SPECS.
9352 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9353 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9354 from STARTFILE_SPEC so that it can be referenced in an override.
9355 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9356 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9357 can be referenced in an override.
9358 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9359 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9360 so that it can be referenced in an override.
9361 (LINK_SPEC): Use BPABI_LINK_SPEC.
9362 * config/arm/eabi.opt (File): New.
9364 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9366 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9367 (FIXED_VALUE_H): New variable.
9368 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9369 input.h, fixed-value.h.
9370 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9371 (BASIC_BLOCK_H): Use $(BITMAP_H).
9372 (FUNCTION_H): Add varray.h.
9373 (IPA_REFERENCE_H): Use $(BITMAP_H).
9374 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9375 (DF_H): Use $(BITMAP_H).
9376 (GGC_H): Add statistics.h.
9378 (INSN_ATTR_H): Use it.
9379 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9381 (SYMTAB_H): Add $(OBSTACK_H).
9382 (CPP_INTERNAL_H): New.
9383 (TREE_DUMP_H): Add tree-pass.h.
9384 (TREE_FLOW_H): Use $(BITMAP_H)
9385 (PRETTY_PRINT_H): Use $(INPUT_H).
9386 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9389 (many object files): Fix lots of header dependencies throughout.
9391 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9393 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9395 (s-gtyp-input): Use them to write tmp-gi.list.
9396 (echo_to_gi.list): Remove.
9398 2008-07-14 Richard Guenther <rguenther@suse.de>
9400 * tree-ssa-sccvn.c (pre_info): Remove.
9401 (switch_to_PRE_table): Likewise.
9402 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9403 (set_hashtable_value_ids): Do not create value-ids for the
9405 (run_scc_vn): Remove double test. Remove bogus special-case
9406 in value-number printing.
9407 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9408 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9410 * tree-flow-inline.h (get_value_handle): Remove.
9411 * tree-flow.h (get_value_handle): Remove.
9413 2008-07-14 Martin Jambor <mjambor@suse.cz>
9415 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9416 in which we generate arithmetics is not a subrange.
9418 2008-07-14 Martin Jambor <mjambor@suse.cz>
9420 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9422 2008-07-14 Richard Guenther <rguenther@suse.de>
9424 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9426 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9429 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9430 reload for symbol refs moved to r0 with -fPIC.
9431 (legitimize_pic_address): Use the target register as temporary
9433 (emit_symbolic_move): Adjust comment.
9434 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9437 2008-07-14 Ben Elliston <bje@au.ibm.com>
9439 * c-common.h (C_CPP_HASHNODE): New macro.
9440 * coretypes.h (struct cpp_token): Forward declare.
9441 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9442 the context-sensitive keyword method.
9443 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9444 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9445 expand_bool_pixel): New.
9446 (altivec_categorize_keyword): New function.
9447 (init_vector_keywords): New function.
9448 (rs6000_macro_to_expand): Likewise.
9449 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9450 compiling an ISO C dialect.
9452 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9454 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9455 (create_expression_by_pieces): Fix typo.
9456 (do_regular_insertion): Use debug counter here too.
9458 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9461 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9462 CONST_OK_FOR_LETTER_P. All port-local users changed.
9463 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9464 implement Kp matching power-of-two.
9465 (CONSTRAINT_LEN): Define to match.
9466 * config/cris/cris.md: Replace all use of constraint K with Kc.
9467 ("*btst*): Use Kp for operand 0 of last alternative.
9469 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9472 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9475 2008-07-13 Jan Hubicka <jh@suse.cz>
9477 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9480 2008-07-13 Richard Guenther <rguenther@suse.de>
9483 * langhooks.c (lhd_print_error_function): Deal with recursive
9486 2008-07-12 Jan Hubicka <jh@suse.cz>
9488 * cgraph.c (assembler_name_hash): New static var.
9489 (hash_node_by_assembler_name, eq_assembler_name): New.
9490 (cgraph_node_for_asm): Use hashtable.
9491 (cgraph_remove_node): Maintain hashtable.
9492 (change_decl_assembler_name): Sanity check that names are not changing
9493 after aliasing was processed.
9494 * cgraph.h (varpoon_node): Add next GGC marker.
9495 * tree.c (decl_assembler_name_equal): Constify.
9496 (decl_assembler_name_hash): New.
9497 * tree.h (decl_assembler_name_equal): Constify.
9498 (decl_assembler_name_hash): Update.
9500 2008-07-12 David Daney <ddaney@avtrex.com>
9502 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9505 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9507 * doc/md.texi: Document the MIPS "v" constraint.
9508 * config/mips/mips.h (reg_class): Revert last change.
9509 (REG_CLASS_NAMES): Likewise.
9510 (REG_CLASS_CONTENTS): Likewise.
9511 * config/mips/mips.c (mips_regno_to_class): Likewise.
9512 * config/mips/constraints.md (v): Likewise, but add documentation.
9513 Add a comment to say that this constraint should not be used in
9516 2008-07-11 DJ Delorie <dj@redhat.com>
9518 * config/h8300/h8300.md (length): Fix branch offset limit.
9520 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9522 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9523 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9524 (avr_hard_regno_scratch_ok): New function.
9525 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9526 * config/avr/avr.md (all peepholes that request a scratch register):
9527 Remove avr_peep2_scratch_safe use.
9529 2008-07-11 Tom Tromey <tromey@redhat.com>
9530 Ian Lance Taylor <iant@google.com>
9532 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9533 (struct c_common_resword): Define.
9534 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9535 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9536 (c_common_reswords, num_c_common_reswords): Declare.
9537 * c-common.c (c_common_reswords): New global const array.
9538 (num_c_common_reswords): New const int.
9539 * c-parser.c (struct resword, reswords): Don't define.
9540 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9541 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9542 than reswords. If warning about C++ keywords, give them a special
9544 (c_lex_one_token): Warn about C++ keywords. Call
9545 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9546 (c_parser_external_declaration): Look for RID_xxx rather than
9547 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9548 (c_parser_statement_after_labels): Likewise.
9549 (c_parser_objc_class_instance_variables): Likewise.
9550 (c_parser_objc_class_declaration): Likewise.
9551 (c_parser_objc_try_catch_statement): Likewise.
9552 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9553 (declspecs_add_type): Likewise.
9555 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9557 * ggc-page.c (alloc_page):
9558 Substituting xmalloc, xcalloc with
9559 XNEWVEC and XCNEWVAR macros which add the
9562 2008-07-11 Richard Guenther <rguenther@suse.de>
9564 PR tree-optimization/36765
9565 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9566 aliases from HEAP vars to SMTs.
9568 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9570 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9571 * configure.ac (loose_warn): Move -Wc++-compat from here...
9572 (strict_warn): ...to here.
9573 * configure: Regenerate.
9575 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9577 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9578 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9579 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9580 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9581 excluding more specific h8300-*-* and sh-*-* targets.
9583 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9585 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9587 (execute_pre): Call loop_optimizer_finalize in early exit.
9589 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9592 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9593 uids in the bitmap, not just VAR_DECL uids.
9595 PR rtl-optimization/36419
9596 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9597 (combine_stack_adjustments_for_block): Call it if needed. Delete
9599 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9600 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9601 prologue sp adjustment.
9603 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9606 * opts.c (print_ignored_options): Report postponed diagnostics for
9607 unknown -Wno-* options as warnings, not errors.
9608 (postpone_unknown_option_error): Renamed to...
9609 (postpone_unknown_option_warning): ... this.
9611 2008-07-09 Doug Kwan <dougkwan@google.com>
9614 2008-07-08 Doug Kwan <dougkwan@google.com>
9616 * config/arm/arm.opt (mandroid): New option.
9617 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9618 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9620 (CC1PLUS_SPEC): Same.
9622 (STARTFILE_SPEC): Same.
9623 (ENDFILE_SPEC): Same.
9624 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9627 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9630 * config/mips/mips.h (reg_class): Remove V1_REG.
9631 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9632 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9634 (mips_get_tp): New function.
9635 (mips_legitimize_tls_address): Use it.
9636 * config/mips/constraints.md (v): Delete.
9637 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9638 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9639 After reload, split into a move and ...
9640 (*tls_get_tp_<mode>_split): ...this new instruction.
9642 2008-07-09 David Daney <ddaney@avtrex.com>
9644 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9646 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9648 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9649 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9651 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9652 htab_delete should be called. Don't free c.
9653 (lookup_tmp_var): Create temp_htab lazily.
9654 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9655 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9657 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9658 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9659 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9660 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9661 * tree-sra.c (generate_element_init): Likewise.
9662 * tree-mudflap.c (execute_mudflap_function_ops,
9663 execute_mudflap_function_decls): Likewise.
9664 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9665 * tree-gimple.h (struct gimplify_ctx): New type.
9666 (push_gimplify_context): Adjust prototype.
9668 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9670 * tree-ssa-pre.c (phi_translate_1): Update placement of
9673 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9675 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9676 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9677 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9678 * targhooks.c (default_hard_regno_scratch_ok): New function.
9679 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9680 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9681 * recog.c: Include "target.h".
9682 (peep2_find_free_register): Add check for global regs. Add target
9684 * Makefile.in (recog.o): Depend on target.h.
9686 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9688 * config/sh/sh.c (sh_canonical_va_list_type): New.
9689 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9691 2008-07-09 Raksit Ashok <raksit@google.com>
9693 * doc/invoke.texi (Option Summary): Mention new option
9694 -Wdisallowed-function-list=...
9695 (Warning Options): Document -Wdisallowed-function-list=...
9696 * common.opt (Wdisallowed-function-list=): New flag.
9697 * flags.h (warn_disallowed_functions): External definition of new
9698 boolean warning flag.
9699 (warn_if_disallowed_function_p): Declare new function.
9700 * opts.c (warning_disallowed_functions): New static variable.
9701 (warn_disallowed_functions): New boolean warning flag.
9702 (warn_if_disallowed_function_p): New function.
9703 (add_comma_separated_to_vector): Rename
9704 add_instrument_functions_exclude_list to this.
9705 (common_handle_option): Handle new option. Rename calls to
9706 add_instrument_functions_exclude_list into calls to
9707 add_comma_separated_to_vector.
9708 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9709 based on flag warn_disallowed_functions.
9711 2008-07-09 Christian Bruel <christian.bruel@st.com>
9713 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9714 instead of get_attr_length.
9716 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9718 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9720 * genemit.c (gen_insn): Likewise.
9721 * gengtype.c (note_def_vec): Likewise.
9722 * gengtype.h (note_def_vec): Likewise.
9723 * genoutput.c (struct data, output_insn_data, process_template,
9724 gen_expand, gen_split, note_constraint): Likewise.
9725 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9726 make_insn_sequence): Likewise.
9727 * gensupport.c (record_insn_name): Likewise.
9729 2008-07-08 Doug Kwan <dougkwan@google.com>
9731 * config/arm/arm.opt (mandroid): New option.
9732 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9733 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9735 (CC1PLUS_SPEC): Same.
9737 (STARTFILE_SPEC): Same.
9738 (ENDFILE_SPEC): Same.
9739 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9742 2008-07-08 Raksit Ashok <raksit@google.com>
9744 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9745 (set_storage_via_setmem): Fix expected_align parameter.
9746 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9747 missing from the list.
9748 * doc/md.texi (movmem): Explicitly state that expected alignment is
9749 to be expressed in bytes.
9750 (setmem): Explicitly state that expected alignment is to be expressed
9753 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9755 * reload.c (find_reloads_subreg_address): Do not require validity
9756 of address in original mode before reloading address.
9758 2008-07-07 Tianwei Sheng <tianweis@google.com>
9760 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9761 bounds array access.
9763 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9765 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9767 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9769 Fix PR tree-optimization/23455
9770 Fix PR tree-optimization/35286
9771 Fix PR tree-optimization/35287
9772 * Makefile.in (OBJS-common): Remove tree-vn.o.
9773 (tree-vn.o): Remove.
9774 * dbgcnt.def: Add treepre_insert debug counter.
9775 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9776 (debug_value_expressions): Ditto.
9777 (print_value_expressions): Ditto.
9778 * tree-pretty-print.c (dump_generic_node): Updated for
9779 VALUE_HANDLE removal.
9780 * tree-ssa-dom.c (record_equality): Ditto.
9781 (cprop_operand): Ditto.
9782 (lookup_avail_expr): Ditto.
9783 * tree-ssa-threadedge.c
9784 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9785 (simplify_control_stmt_condition): Ditto.
9786 * tree.c (tree_code_size): Ditto.
9787 (tree_node_structure): Ditto.
9788 (iterative_hash_expr): Ditto.
9790 * tree.h (VALUE_HANDLE_ID): Ditto.
9791 (VALUE_HANDLE_EXPR_SET): Ditto.
9792 (struct tree_value_handle): Ditto.
9793 (union tree_node): Ditto.
9794 * treestruct.def: Ditto.
9795 * tree-vn.c: Removed.
9796 * tree-ssa-pre.c: Rewritten entirely.
9797 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9798 (constant_value_ids): Ditto.
9799 (vn_nary_op_t): Moved to header.
9801 (vn_reference_op_t): Ditto
9802 (vn_reference_t): Ditto.
9803 (next_value_id): New variable.
9804 (VN_INFO): Add an assert.
9805 (vn_constant_eq): New function.
9806 (vn_constant_hash): Ditto.
9807 (get_or_alloc_constant_value_id): Ditto.
9808 (value_id_constant_p): Ditto.
9809 (vn_reference_compute_hash): De-staticify.
9810 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9811 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9812 (valueize_refs): Update opcode if it changes from ssa name to constant.
9813 (vn_reference_lookup_1): Add new argument.
9814 (vn_reference_lookup): Ditto.
9815 (vn_reference_lookup_pieces): New function.
9816 (vn_reference_insert): Add return type. Modify to deal with value ids.
9817 (vn_reference_insert_pieces): New function.
9818 (vn_nary_op_compute_hash): De-staticify.
9819 (vn_nary_op_eq): Ditto.
9820 (vn_nary_op_lookup_pieces): New function.
9821 (vn_nary_op_lookup): Add new argument.
9822 (vn_nary_op_insert_pieces): New function.
9823 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9824 (vn_phi_insert): Ditto.
9825 (visit_unary_op): Update for callee changes.
9826 (visit_binary_op): Ditto.
9827 (visit_reference_op_load): Ditto.
9828 (visit_reference_op_store): Ditto.
9829 (init_scc_vn): Init next_value_id, constant_to_value_id and
9831 (free_scc_vn): Free them.
9832 (set_hashtable_value_ids): New function.
9833 (run_scc_vn): Use it.
9834 (get_max_value_id): New function.
9835 (get_next_value_id): Ditto.
9836 (expressions_equal_p): Moved from tree-vn.c
9837 (sort_vuses): Ditto.
9838 (sort_vuses_heap): Ditto.
9839 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9841 * tree.c (iterative_hash_hashval_t): Made non-static
9842 * tree.h (iterative_hash_hashval_t): Declare it.
9844 2008-07-08 Martin Jambor <mjambor@suse.cz>
9846 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9847 instead of ipa_create_node_params.
9848 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9849 ipa_check_create_edge_args, free them with
9850 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9852 * ipa-prop.c: Include flags.h and tree-inline.h.
9853 (ipa_node_params_vector): New variable.
9854 (ipa_edge_args_vector): New variable.
9855 (edge_removal_hook_holder): New variable.
9856 (node_removal_hook_holder): New variable.
9857 (edge_duplication_hook_holder): New variable.
9858 (node_duplication_hook_holder): New variable.
9859 (ipa_detect_param_modifications): Check for presence of modified flags.
9860 (ipa_compute_jump_functions): Check for presence of jump functions.
9861 (ipa_free_edge_args_substructures): New function.
9862 (ipa_create_node_params): Removed.
9863 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9864 (ipa_free_node_params_substructures): New function.
9865 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9867 (ipa_edge_removal_hook): New function.
9868 (ipa_node_removal_hook): New function.
9869 (duplicate_array): New function.
9870 (ipa_edge_duplication_hook): New function.
9871 (ipa_node_duplication_hook): New function.
9872 (ipa_register_cgraph_hooks): New function.
9873 (ipa_unregister_cgraph_hooks): New function.
9874 (free_all_ipa_structures_after_ipa_cp): New function.
9876 * ipa-prop.h: Include vec.h.
9877 (ipa_node_params_t): New typedef with vector types for it.
9878 (ipa_edge_args_t): New typedef with vector types for it.
9879 (IPA_NODE_REF): Changed to access an on-the-side vector.
9880 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9881 (ipa_check_create_node_params): New function.
9882 (ipa_check_create_edge_args): New function.
9884 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9887 2008-07-07 Tom Tromey <tromey@redhat.com>
9889 * configure, config.in: Rebuilt.
9890 * configure.ac: Don't check for scandir or alphasort.
9892 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9894 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9895 types immediately after creating them.
9897 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9899 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9901 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9903 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9904 dump_constraint_graph.
9905 (dump_constraint_edge): New function.
9906 (dump_constraint_graph): New function.
9907 (debug_constraint_graph): New function.
9908 (dump_constraint): Removed useless comparison.
9909 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9910 (dump_constraint_graph): Declare.
9911 (debug_constraint_graph): Declare.
9912 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9914 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9916 * config/i386/i386.c (is_va_list_char_pointer): New.
9917 (ix86_va_start): Replace compare with ms_va_list_type_node
9918 by is_va_list_char_pointer.
9919 (ix86_gimplify_va_arg): Likewise.
9921 2008-07-07 Martin Jambor <mjambor@suse.cz>
9923 * cgraph.c (cgraph_edge_max_uid): New variable.
9924 (struct cgraph_edge_hook_list): New type.
9925 (struct cgraph_node_hook_list): New type.
9926 (struct cgraph_2edge_hook_list): New type.
9927 (struct cgraph_2node_hook_list): New type.
9928 (first_cgraph_edge_removal_hook): New variable.
9929 (first_cgraph_node_removal_hook): New variable.
9930 (first_cgraph_edge_duplicated_hook): New variable.
9931 (first_cgraph_node_duplicated_hook): New variable.
9932 (cgraph_add_edge_removal_hook): New function.
9933 (cgraph_remove_edge_removal_hook): New function.
9934 (cgraph_call_edge_removal_hooks): New function.
9935 (cgraph_add_node_removal_hook): New function.
9936 (cgraph_remove_node_removal_hook): New function.
9937 (cgraph_call_node_removal_hooks): New function.
9938 (cgraph_add_edge_duplication_hook): New function.
9939 (cgraph_remove_edge_duplication_hook): New function.
9940 (cgraph_call_edge_duplication_hooks): New function.
9941 (cgraph_add_node_duplication_hook): New function.
9942 (cgraph_remove_node_duplication_hook): New function.
9943 (cgraph_call_node_duplication_hooks): New function.
9944 (cgraph_create_edge): Assign to edge uid.
9945 (cgraph_remove_edge): Call edge removal hooks.
9946 (cgraph_node_remove_callees): Call edge removal hooks.
9947 (cgraph_node_remove_callers): Call edge removal hooks.
9948 (cgraph_remove_node): Call node removal hooks.
9949 (cgraph_clone_edge): Call edge duplication hooks.
9950 (cgraph_clone_node): Call node duplication hooks.
9952 * cgraph.h (cgraph_edge): New field uid.
9953 (cgraph_edge_hook): New type.
9954 (cgraph_node_hook): New type.
9955 (cgraph_2edge_hook): New type.
9956 (cgraph_2node_hook): New type.
9958 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9960 * config.in: Regenerate.
9962 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9964 * gcc.c (print_sysroot): New.
9965 (option_map, display_help, process_command): Handle the
9966 -print-sysroot option.
9967 (main): Print the sysroot if requested.
9968 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9970 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9973 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9975 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9977 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9978 (assign_parm_setup_block_p): Also check mode of entry_parm.
9980 2008-07-07 Richard Guenther <rguenther@suse.de>
9982 * tree-ssa-structalias.h (set_used_smts): Remove.
9983 * tree-ssa-structalias.c (used_smts): Likewise.
9984 (set_used_smts): Likewise.
9985 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9986 call to set_used_smts.
9988 2008-07-07 Richard Guenther <rguenther@suse.de>
9990 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9991 (new_var_info): Set it to false.
9992 (solution_set_add): Correctly handle pointers outside a var and
9994 (type_safe): Treat variables with is_full_var properly.
9995 (do_sd_constraint): Likewise.
9996 (do_ds_constraint): Likewise.
9997 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9998 (get_constraint_for_ptr_offset): New function.
9999 (get_constraint_for_component_ref): For addresses at least include
10000 the last field of the variable. Handle is_full_vars properly.
10001 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10002 (handle_ptr_arith): Remove.
10003 (find_func_aliases): Simplify assignment handling.
10004 (create_function_info_for): For parameter and result varinfos set
10006 (create_variable_info_for): Set is_full_var flag whenever we
10007 just created a single varinfo for a decl.
10008 (init_alias_vars): Initialize use_field_sensitive from
10009 max-fields-for-field-sensitive parameter.
10011 2008-07-07 Richard Guenther <rguenther@suse.de>
10013 PR tree-optimization/36713
10014 * tree-flow-inline.h (is_call_used): New function.
10015 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10016 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10017 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10019 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10021 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10023 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10025 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10027 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10028 Nathan Sidwell <nathan@codesourcery.com>
10030 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10031 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10033 * config/m68k/t-linux: New.
10034 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10037 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10039 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10040 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10043 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10045 * gcc.c (execute): Fix -Wc++-compat warning.
10047 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10050 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10051 constant for little endian.
10053 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10055 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10056 mips_base_mips16 instead of TARGET_MIPS16.
10057 (mips_base_mips16): Declare.
10058 * config/mips/mips.c (mips_base_mips16): Make global.
10059 (was_mips16_p): Remove GTY marker.
10060 (was_mips16_pch_p): New variable.
10061 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10062 (mips_override_options): Force to non-MIPS16 mode initially.
10063 Do not complain about MIPS16 PIC incompatibilities here.
10064 Only allow -mgpopt if -mexplicit-relocs is in force for
10067 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10069 * configure.ac: Check for caddr_t, define to char * if not defined.
10070 * configure: Regenerate.
10071 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10072 (mmap_gt_pch_use_address): Likewise.
10073 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10075 2008-07-06 Richard Guenther <rguenther@suse.de>
10077 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10078 (new_var_info): Deal with it.
10079 (solution_set_add): Likewise.
10080 (bitpos_of_field): Make signed, fix.
10081 (struct fieldoff): Remove type and decl fields. Make size field
10082 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10084 (fieldoff_compare): Deal with it.
10085 (push_fields_onto_fieldstack): Remove has_union argument, glob
10086 adjacent non-pointer fields together.
10087 (create_function_info_for): Do not set has_union.
10088 (create_variable_info_for): Simplify.
10090 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10092 * config.gcc (extra_headers): Add cross-stdarg.h for target
10093 x86_64-*-* and i?86-*-*.
10094 * config/i386/cross-stdarg.h: New.
10095 * builtins.c (std_fn_abi_va_list): New.
10096 (std_canonical_va_list_type): New.
10097 (stabilize_va_list): Replace va_list_type_node use by
10098 mtarget.canonical_va_list_type.
10099 (gimplify_va_arg_expr): Likewise.
10100 (expand_builtin_va_copy): Replace va_list_type_node use by
10101 mtarget.fn_abi_va_list.
10102 * tree-sra.c (is_va_list_type): New helper.
10103 (decl_can_be_decomposed_p): Replace
10104 va_list_type_node use by is_va_list_type.
10105 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10106 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10107 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10108 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10109 (ix86_enum_va_list): New.
10110 * config/i386/i386.c (sysv_va_list_type_node): New.
10111 (ms_va_list_type_node): New.
10112 (ix86_function_type_abi): Remove sorry.
10113 (ix86_build_builtin_va_list_abi): New.
10114 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10115 for 64-bit targets.
10116 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10117 (ix86_init_builtins_va_builtins_abi): New.
10118 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10119 for 64-bit targets.
10120 (ix86_handle_abi_attribute): New.
10121 (attribute_spec): Add sysv_abi and ms_abi.
10122 (ix86_fn_abi_va_list): New.
10123 (ix86_canonical_va_list_type): New.
10124 (ix86_enum_va_list): New.
10125 (TARGET_FN_ABI_VA_LIST): New.
10126 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10127 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10128 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10129 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10130 (TARGET_ENUM_VA_LIST): New.
10131 * expr.h (std_fn_abi_va_list): New.
10132 (std_canonical_va_list_type): New.
10133 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10134 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10135 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10136 TARGET_CANONICAL_VA_LIST_TYPE.
10137 * target.h (struct gcc_target): Add fn_abi_va_list hook
10138 and canonical_va_list_type hook.
10140 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10142 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10143 integral and pointer types.
10145 2008-07-04 Roger Sayle <roger@eyesopen.com>
10147 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10148 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10150 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10153 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10155 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10157 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10158 build_gimple_modify_stmt.
10159 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10160 gimple operand. Use fold_build* instead of build*.
10162 2008-07-04 Richard Guenther <rguenther@suse.de>
10164 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10165 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10166 properly to compute the reachability set if we do field-sensitive PTA.
10167 * invoke.texi (max-fields-for-field-sensitive): Document default.
10168 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10169 100 for optimize >= 2.
10171 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10173 * ggc-zone.c (lookup_page_table_if_allocated,
10174 set_page_table_entry, zone_find_object_size, alloc_small_page,
10175 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10176 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10177 -Wc++-compat and/or -Wcast-qual warnings.
10179 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10182 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10183 pic_offset_table_rtx to be marked as used here.
10184 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10185 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10186 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10187 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10188 !TARGET_SECURE_PLT.
10190 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10192 * alloc-pool.c (hash_descriptor, eq_descriptor,
10193 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10194 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10196 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10197 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10198 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10199 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10202 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10204 * tree-flow.h (loop_only_exit_p): Declare.
10205 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10206 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10207 the number of iterations if it is constant. Otherwise, if this is the
10208 only possible exit of the loop, use the conservative estimate on the
10209 number of iterations of the entire loop if available.
10211 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10213 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10214 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10215 Add synchronization functions.
10216 * config/sync.c: New file.
10217 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10218 (LIBGCC_SYNC_CFLAGS): Likewise.
10220 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10223 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10224 (*pushtf_sse): New insn pattern.
10225 (pushtf splitters): New splitters.
10227 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10229 PR middle-end/35736
10230 * predict.c (build_predict_expr): Use void_type_node for the tree
10231 type, instead of NULL_TREE.
10233 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10235 * config/i386/i386.c (contains_aligned_value_p): Return true
10237 (ix86_data_alignment): Align TCmode to 128bits.
10238 (ix86_local_alignment): Likewise.
10240 2008-07-03 Andrew Haley <aph@redhat.com>
10243 * vec.h (VEC_TA): New.
10244 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10245 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10246 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10247 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10248 (C_COMMON_FIXED_TYPES): Remove first arg.
10249 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10250 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10251 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10252 not to use empty macro arguments.
10254 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10256 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10257 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10258 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10259 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10260 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10261 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10262 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10263 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10264 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10265 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10266 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10267 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10268 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10269 config/rs6000/e500crtres64gpr.asm,
10270 config/rs6000/e500crtres64gprctr.asm,
10271 config/rs6000/e500crtrest32gpr.asm,
10272 config/rs6000/e500crtrest64gpr.asm,
10273 config/rs6000/e500crtresx32gpr.asm,
10274 config/rs6000/e500crtresx64gpr.asm,
10275 config/rs6000/e500crtsav32gpr.asm,
10276 config/rs6000/e500crtsav64gpr.asm,
10277 config/rs6000/e500crtsav64gprctr.asm,
10278 config/rs6000/e500crtsavg32gpr.asm,
10279 config/rs6000/e500crtsavg64gpr.asm,
10280 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10281 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10282 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10283 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10284 config/sparc/sol2-cn.asm: Remove .file directives.
10286 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10288 * resource.c (mark_referenced_resources): Look inside
10289 UNSPEC_VOLATILEs and ASM_INPUTs.
10291 2008-07-02 Ian Lance Taylor <iant@google.com>
10293 * rtlanal.c (add_reg_note): New function.
10294 * rtl.h (add_reg_note): Declare.
10295 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10296 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10297 * builtins.c (expand_builtin_longjmp): Likewise.
10298 (expand_builtin_nonlocal_goto): Likewise.
10299 * calls.c (emit_call_1, expand_call): Likewise.
10300 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10301 * cfglayout.c (fixup_reorder_chain): Likewise.
10302 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10303 (commit_one_edge_insertion): Likewise.
10304 * combine.c (move_deaths, distribute_notes): Likewise.
10305 * df-problems.c (df_set_note): Likewise.
10306 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10307 (set_unique_reg_note): Likewise.
10308 (emit_copy_of_insn_after): Likewise.
10309 * expr.c (expand_expr_real): Likewise.
10310 * gcse.c (add_label_notes): Likewise.
10311 * haifa-sched.c (create_check_block_twin): Likewise.
10312 * jump.c (mark_jump_label_1): Likewise.
10313 * loop-doloop.c (add_test, doloop_modify): Likewise.
10314 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10315 * lower-subreg.c (move_eh_region_note): Likewise.
10316 * optabs.c (emit_libcall_block): Likewise.
10317 * predict.c (predict_insn): Likewise.
10318 (combine_predictions_for_insn): Likewise.
10319 * recog.c (peephole2_optimize): Likewise.
10320 * regmove.c (try_auto_increment): Likewise.
10321 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10322 * reload.c (find_reloads): Likewise.
10323 * reload1.c (fixup_eh_region_note): Likewise.
10324 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10325 * reorg.c (delete_prior_computation): Likewise.
10326 (delete_computation, dbr_schedule): Likewise.
10327 * config/pa/pa.c (legitimize_pic_address): Likewise.
10328 * config/sh/sh.c (sh_reorg): Likewise.
10330 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10333 * config/libgcc-glibc.ver: Add %exclude.
10334 * config/m32r/libgcc-glibc.ver: Likwise.
10335 * config/s390/libgcc-glibc.ver: Likwise.
10336 * config/sh/libgcc-glibc.ver: Likwise.
10337 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10339 * config/i386/libgcc-glibc.ver: New.
10341 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10343 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10345 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10346 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10347 i[34567]86-*-linux*, x86_64-*-linux*. Add
10348 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10349 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10350 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10351 i[34567]86-*-linux*, x86_64-*-linux*.
10353 * libgcc-std.ver: Add empty GCC_4.4.0.
10355 * mkmap-symver.awk: Support multiple versions per symbol.
10357 * config/i386/i386.c (ix86_init_builtins): Always define
10358 __builtin_fabsq and __builtin_copysignq with fallbacks.
10359 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10360 and __builtin_copysignq if SSE2 isn't available.
10362 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10363 (LIBGCC2_TF_CEXT): Likwise.
10364 (TF_SIZE): Likwise.
10366 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10368 * config/i386/sfp-machine.h: Moved to libgcc.
10370 * config/i386/sfp-machine.h: New.
10371 * config/i386/t-linux: Likwise.
10373 * config/i386/t-darwin: Remove softfp_wrap_start and
10375 * config/i386/t-darwin64: Likewise.
10377 * config/i386/t-fprules-softfp64: Renamed to ...
10378 * config/i386/t-fprules-softfp: This.
10380 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10381 and softfp_wrap_end.
10383 2008-07-02 Jason Merrill <jason@redhat.com>
10385 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10387 * tree.c (ctor_to_list): New fn.
10388 * tree.h: Declare it.
10389 (CONSTRUCTOR_ELT): New macro.
10390 (CONSTRUCTOR_NELTS): New macro.
10392 2008-07-02 Richard Guenther <rguenther@suse.de>
10394 * tree-ssa-structalias.c (struct variable_info): Reorder
10395 to fill padding on 64bit hosts. Make collapsed_to an int.
10396 (get_varinfo_fc): Deal with that.
10397 (new_var_info): Likewise.
10398 (collapse_rest_of_var): Likewise.
10400 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10402 * doc/install.texi (--enable-java-home): Document.
10403 (--enable-aot-compile-rpm): Likewise.
10404 (--with-arch-directory): Likewise.
10405 (--with-os-directory): Likewise.
10406 (--with-origin-name): Likewise.
10407 (--with-arch-suffix): Likewise.
10408 (--with-jvm-root-dir): Likewise.
10409 (--with-jvm-jar-dir): Likewise.
10410 (--with-python-dir): Likewise.
10412 2008-07-02 Richard Guenther <rguenther@suse.de>
10414 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10415 from decls explicitly. Merge operand checking from tuples.
10417 2008-07-02 Martin Jambor <mjambor@suse.cz>
10419 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10421 2008-07-02 Martin Jambor <mjambor@suse.cz>
10423 * tree-switch-conversion.c: Included timevar.h
10424 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10426 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10428 2008-07-02 Martin Jambor <mjambor@suse.cz>
10430 * tree-switch-conversion.c: Corrected various comments and
10432 (build_constructors): Fixed minor formatting mistakes.
10434 * invoke.texi (Optimize Options): Corrected the
10435 switch-conversion-max-branch-ratio parameter.
10437 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10439 * final.c (asm_insn_count): Return zero for an empty asm body.
10441 2008-07-02 Richard Guenther <rguenther@suse.de>
10443 * bitmap.h (bitmap_set_bit): Return bool.
10444 (bitmap_clear_bit): Likewise.
10445 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10446 write to the bitmap if it would.
10447 (bitmap_clear_bit): Likewise.
10448 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10449 bitmap_set_bit return value.
10450 (add_pred_graph_edge): Likewise.
10451 (add_graph_edge): Likewise.
10452 (do_sd_constraint): Likewise.
10453 (do_ds_constraint): Likewise.
10455 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10457 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10458 Fix -Wc++-compat and/or -Wcast-qual warnings.
10459 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10460 gen_regparm_prefix): Likewise.
10461 * vmsdbgout.c (write_modbeg, lookup_filename,
10462 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10464 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10466 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10467 defaults.h definition apply.
10469 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10471 * function.c (assign_parm_remove_parallels): New.
10472 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10474 (assign_parm_setup_block): Do not handle them.
10475 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10476 assign_parm_remove_parallels.
10478 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10480 * c-typeck.c (convert_for_assignment): Use
10481 vector_targets_convertible_p.
10482 * c-common.c (vector_targets_convertible_p): New.
10483 * c-common.h (vector_targets_convertible_p): New prototype.
10484 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10485 opaque_p_V2SI_type_node.
10487 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10489 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10492 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10494 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10495 TFmode constants via two element DImode vector for hosts with
10496 HOST_BITS_PER_WIDE_INT < 64.
10497 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10498 also for HOST_BITS_PER_WIDE_INT < 64.
10500 2008-07-01 Richard Guenther <rguenther@suse.de>
10502 PR tree-optimization/36666
10503 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10504 (get_constraint_exp_from_ssa_var): Split into ...
10505 (get_constraint_exp_for_temp): ... this ...
10506 (get_constraint_for_ssa_var): ... and that.
10507 Return constraint expressions for all touched sub-fields
10508 if the results address is not taken.
10509 (process_constraint): Remove assertion that aggregate
10510 assignments do not happen at this place.
10511 (get_constraint_for_component_ref): Add address_p argument.
10512 Return constraint expressions for all touched sub-fields
10513 if the results address is not taken.
10514 (do_deref): Use get_constraint_exp_for_temp.
10515 (get_constraint_for_1): Rename from ...
10516 (get_constraint_for): ... this. Add the old function as wrapper.
10517 (do_structure_copy): Use get_constraint_for_1.
10519 2008-07-01 Martin Jambor <mjambor@suse.cz>
10521 * Makefile.in (tree-switch-conversion.o): Add.
10522 (OBJS-common): Add tree-swtch-conversion.o.
10523 * passes.c (init_optimization_passes): Add pass_convert_switch.
10524 * tree-pass.h: (pass_convert_switch): Add.
10525 * tree-switch-conversion.c: New file.
10526 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10527 * common.opt (ftree-cswtch): New option.
10528 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10529 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10530 * opts.c (decode_options): Set flag_tree_switch_conversion when
10531 optimization level is >= 2.
10532 * doc/invoke.texi (Optimize Options): Added description of
10533 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10535 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10537 * config/darwin-driver.c (darwin_default_min_version): Fix
10538 -Wc++-compat warnings.
10540 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10542 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10545 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10547 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10549 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10551 PR rtl-optimization/34744
10552 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10553 (df_scan_free_internal): Free data structures not
10554 allocated in storage pools.
10555 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10556 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10557 df_scan_free_mws_vec.
10558 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10561 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10563 * config/i386/i386.c (contains_aligned_value_p): Return true
10565 (ix86_function_arg_boundary): Return its natural boundary
10567 (return_in_memory_32): Don't check TDmode.
10568 (ix86_split_to_parts): Support splitting into 4 parts and
10569 support TFmode for 32bit target.
10570 (ix86_split_long_move): Support splitting into 4 parts.
10571 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10573 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10574 (ix86_init_builtins): Here.
10575 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10576 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10577 'q' and 'w', respectively.
10579 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10581 (movtf_internal): Likewise.
10582 (<code>tf2): Likewise.
10583 (*absnegtf2_sse): Likewise.
10584 (copysign<mode>3): Likewise.
10585 (copysign<mode>3_const): Likewise.
10586 (copysign<mode>3_var): Likewise.
10587 (define_split UNSPEC_COPYSIGN): Likewise.
10588 * config/i386/sse.md (*nandtf3): Likewise.
10589 (<code>tf3): Likewise.
10590 (*<code>tf3): Likewise.
10592 2008-06-30 Joey Ye <joey.ye@intel.com>
10593 H.J. Lu <hongjiu.lu@intel.com>
10595 * global.c (compute_regsets): Set frame_pointer_needed here.
10596 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10598 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10600 * doc/install.texi (specific): Expand Windows build notes.
10602 2008-06-30 Ira Rosen <irar@il.ibm.com>
10604 PR tree-optimization/36648
10605 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10606 number of prolog iterations by step. Fix the comment.
10608 2008-06-30 Richard Guenther <rguenther@suse.de>
10610 PR middle-end/36671
10611 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10612 handle calls from ECF_MALLOC functions.
10613 (handle_pure_call): ECF_MALLOC functions do not return
10615 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10617 2008-06-29 Andreas Schwab <schwab@suse.de>
10619 * config/m68k/m68k.c (print_operand): Always print a float
10621 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10622 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10625 * config/rs6000/x-linux64: Remove never used file.
10627 2008-06-29 Richard Guenther <rguenther@suse.de>
10629 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10631 (struct alias_info): Move ...
10632 * tree-ssa-alias.c: ... here.
10633 (update_alias_info): Declare.
10634 (compute_may_aliases): Call it.
10635 (update_alias_info): New function.
10636 * tree-ssa-structalias.c (update_alias_info): Move ...
10637 * tree-ssa-alias.c (update_alias_info_1): ... here.
10638 * tree-ssa-structalias.c (process_constraint_1): Remove
10639 unused from_call argument. Rename to ...
10640 (process_constraint): ... this. Delete old wrapper.
10641 (make_constraint_to): Adjust callers.
10642 (handle_const_call): Likewise.
10643 (handle_pure_call): Likewise.
10644 (init_base_vars): Likewise.
10645 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10646 (find_func_aliases): We don't need structure copies for
10648 (make_constraint_from_anything): Remove.
10649 (create_variable_info_for): For globals make constraints
10650 from escaped, not from anything.
10651 (compute_points_to_sets): Do not call update_alias_info.
10652 (ipa_pta_execute): Use make_constraint_from.
10654 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10656 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10657 (bitmap.o-warn, dominance.o-warn): New.
10658 * configure.ac (cxx_compat_warn): Delete.
10659 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10660 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10662 * configure: Regenerate.
10664 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10667 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10669 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10670 * df-scan.c (df_notes_rescan): Likewise.
10671 * ggc-page.c (set_page_table_entry): Likewise.
10672 * intl.c (gcc_gettext_width): Likewise.
10673 * varasm.c (get_unnamed_section, get_noswitch_section,
10674 get_section): Likewise.
10676 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10678 * regrename.c (build_def_use): Don't copy RTX.
10680 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10682 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10683 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10684 punctuation. Use @ref instead of @xref.
10685 (Function Names): Remove stray @display/@end display.
10686 (C++ Attributes): Use @ref instead of @xref.
10687 (Deprecated Features): Fix punctuation around @xref.
10688 (Backwards Compatibility): Likewise.
10689 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10691 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10693 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10694 constants for E500 double.
10696 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10698 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10699 element type of const_vector.
10701 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10703 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10704 Remove FLAGS_REG clobber from expander pattern.
10705 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10706 (anddi3, andsi3, andhi3, andqi3): Ditto.
10707 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10708 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10709 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10710 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10711 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10712 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10713 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10714 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10716 2008-06-28 Richard Guenther <rguenther@suse.de>
10718 * tree-ssa-structalias.c (callused_id, var_callused,
10719 callused_tree): Add.
10720 (handle_pure_call): New function.
10721 (find_func_aliases): Call it.
10722 (find_what_p_points_to): Handle the call-used set.
10723 (clobber_what_escaped): Likewise.
10724 (compute_call_used_vars): New function.
10725 (init_base_vars): Init the call-used variable.
10726 (do_sd_constraint): Do not propagate the solution from CALLUSED
10727 but use CALLUSED as a placeholder.
10728 (solve_graph): Likewise.
10729 * tree-flow-inline.h (gimple_call_used_vars): New function.
10730 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10731 (compute_call_used_vars): Declare.
10732 * tree-ssa-alias.c (set_initial_properties): Call
10733 compute_call_used_vars.
10734 (reset_alias_info): Clear call-used variables.
10735 (add_call_clobber_ops): Assert we are not called for const/pure
10736 functions. Remove handling of them.
10737 (add_call_read_ops): Handle pure functions by adding the
10738 call-used set of variables as VUSEs.
10739 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10740 (delete_tree_ssa): Free it.
10741 * tree-dfa.c (remove_referenced_var): Clear the var from the
10744 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10746 * tree.c (build_varargs_function_type_list): New.
10747 (build_function_type_list_1): New.
10748 (build_function_type_list): Use build_function_type_list_1.
10749 * tree.h (build_varargs_function_type_list): New.
10751 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10754 * config/spu/spu.c (spu_builtin_splats): Do not generate
10755 invalid CONST_VECTOR expressions.
10756 (spu_expand_vector_init): Likewise.
10758 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10760 * optabs.c (libfunc_decls): New variable.
10761 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10762 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10763 for the same function twice.
10765 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10767 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10768 ix86_expand_binary_operator directly.
10769 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10771 (*ashrti3_1): Ditto.
10772 (*lshrti3_1): Ditto.
10773 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10774 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10775 using only one splitter. Conditionaly execute splitter before or
10776 after peephole2 pass.
10777 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10778 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10779 Use only one alternative in asm template.
10780 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10782 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10783 "J" operand constraint for operand 2.
10784 (*ashldi3_cconly_rex64): Ditto.
10785 (*ashrdi3_cmp_rex64): Ditto.
10786 (*ashrdi3_cconly_rex64): Ditto.
10787 (*lshrdi3_cmp_rex64): Ditto.
10788 (*lshrdi3_cconly_rex64): Ditto.
10789 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10790 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10791 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10794 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10796 * gimplify.c (omp_is_private): Don't return true if decl is not
10797 already private on #pragma omp for or #pragma omp parallel for.
10800 * tree-cfg.c (struct move_stmt_d): Replace block field with
10801 orig_block and new_block fields.
10802 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10803 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10804 (move_block_to_fn): Replace vars_map and new_label_map arguments
10805 with struct move_stmt_d pointer.
10806 (replace_block_vars_by_duplicates): New function.
10807 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10808 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10809 all subblocks of ORIG_BLOCK to the new function. Call
10810 replace_block_vars_by_duplicates.
10811 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10812 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10813 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10814 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10815 (expand_omp): Temporarily set input_location to the location of
10816 region's controlling stmt.
10817 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10818 BIND_EXPR, push ctx->block_vars and gimplification vars into
10819 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10820 into dest function.
10821 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10822 there are any BLOCK_VARS.
10823 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10824 OMP_PARALLEL or OMP_TASK stmt.
10825 (lower_omp): Save and restore input_location around the lower_omp_1
10828 2008-06-27 Richard Guenther <rguenther@suse.de>
10830 PR tree-optimization/36400
10831 PR tree-optimization/36373
10832 PR tree-optimization/36344
10833 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10834 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10835 (update_alias_info): Remove call clobbering code.
10836 (make_constraint_to): New helper function.
10837 (make_escape_constraint): Likewise.
10838 (handle_rhs_call): Use it on all pointer containing arguments.
10839 Also mark the static chain escaped.
10840 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10841 instead of ANYTHING.
10842 (make_constraint_from): New helper split out from ...
10843 (make_constraint_from_anything): ... here.
10844 (find_func_aliases): Add constraints for escape sites.
10845 (intra_create_variable_infos): Make constraints from NONLOCAL
10847 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10849 (clobber_what_p_points_to): Remove.
10850 (clobber_what_escaped): New function.
10851 (init_base_vars): Init NONLOCAL and ESCAPED.
10852 (do_sd_constraint): Do not propagate the solution from ESCAPED
10853 but use ESCAPED as a placeholder.
10854 (solve_graph): Likewise.
10855 * tree-flow.h (clobber_what_p_points_to): Remove.
10856 (clobber_what_escaped): Declare.
10857 * tree-ssa-alias.c (set_initial_properties): Call it.
10858 Remove code clobbering escaped pointers.
10860 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10862 * function.c (allocate_struct_function): Only allocate a unique
10863 funcdef_no if the decl is nonzero.
10865 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10867 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10868 * config/mips/mips.c (mips_split_const_insns): New function.
10869 * config/mips/mips.md (move_type): New attribute.
10870 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10871 (dword_mode): New attribute.
10872 (type): Avoid long line. Map "move_type"s to "type"s,
10873 choosing "multi" for doubleword moves if appropriate.
10874 Swap MTC/MFC comments to match their declaration order.
10875 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10876 "type" is "branch" or "jal" is "direct".
10877 (length): Handle "extended_mips16" first. Make the default
10878 "0" for "ghost" instructions. Set the length from "move_type".
10879 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10880 of "type", with "sll0" for the register alternative. Remove the
10881 "extended_mips16" attribute.
10882 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10883 of "type", with "shift_shift" for the register alternative.
10884 Remove the "length" attribute.
10885 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10886 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10887 of "type", with "andi" for the register alternative.
10888 (*zero_extendqihi2): Likewise.
10889 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10890 of "andi" instead of a "type" of "arith".
10891 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10893 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10894 (mov_<store>r, *mov<mode>_ra): Likewise.
10895 (extendsidi2): Use "move_type" instead of "type", with "move"
10896 for the register alternative.
10897 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10898 of "type", with "signext" for the register alternative.
10899 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10900 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10901 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10902 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10903 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10904 (unnamed branch insn): Likewise.
10905 (*movdi_gp32_fp64): Fold into...
10906 (*movdi_32bit): ...here.
10907 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10908 (*movdf_hardfloat): ...this new pattern.
10909 (*movdf_softfloat): Remove redundant FPR alternatives.
10910 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10911 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10912 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10913 the "move" attribute.
10914 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10915 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10916 and "store" for COP loads and stores.
10917 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10918 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10919 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10920 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10921 (*movtf_mips16, *movv2sf): Likewise.
10922 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10923 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10924 (mfhc1<mode>): Use "move_type" instead of "move".
10925 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10926 (loadgp_blockage): Remove the "length" attribute.
10927 (blockage, set_got_version, update_got_version): Likewise.
10928 (call_internal): Remove the "extended_mips16" attribute.
10929 (call_value_internal, call_value_multiple_internal): Likewise.
10930 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10932 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10933 the "length" attribute.
10935 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10937 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10938 -Wcast-qual warnings.
10939 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10940 handle_pragma_pop_macro): Likewise.
10941 * collect2.c (resolve_lib_name): Likewise.
10942 * config/arc/arc.c (arc_init): Likewise.
10943 * config/arm/arm.c (neon_builtin_compare,
10944 locate_neon_builtin_icode): Likewise.
10945 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10946 * config/bfin/bfin.c (bfin_init_machine_status,
10947 bfin_optimize_loop): Likewise.
10948 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10949 * config/cris/cris.c (cris_init_expanders): Likewise.
10950 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10951 * config/darwin.c (machopic_indirection_eq,
10952 machopic_indirection_name, machopic_output_indirection): Likewise.
10953 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10954 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10955 frv_optimize_membar): Likewise.
10956 * config/i386/cygwin.h (mingw_scan,
10957 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10958 * config/i386/cygwin1.c (mingw_scan): Likewise.
10959 * config/i386/i386.c (machopic_output_stub): Likewise.
10960 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10961 i386_pe_unique_section): Likewise.
10962 * config/ia64/ia64.c (ia64_init_machine_status,
10963 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10965 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10966 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10967 * config/m68k/m68k.c (m68k_handle_option,
10968 m68k_sched_md_init_global): Likewise.
10969 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10970 mcore_unique_section): Likewise.
10971 * config/mips/mips.c (mips_block_move_straight,
10972 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10974 * config/mmix/mmix.c (mmix_init_machine_status,
10975 mmix_encode_section_info): Likewise.
10976 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10977 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10978 print_operand_address, output_toc, redefine_groups,
10979 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10980 * config/s390/s390.c (s390_init_machine_status): Likewise.
10981 * config/score/score.c (score_block_move_straight,
10982 score_block_move_loop_body): Likewise.
10983 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10984 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10985 * emit-rtl.c (find_auto_inc): Likewise.
10986 * gcc.c (translate_options, process_command): Likewise.
10987 * reorg.c (dbr_schedule): Likewise.
10988 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10989 * xcoffout.c (xcoffout_declare_function): Likewise.
10991 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10993 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10994 ipa-pta working again.
10996 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10998 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11001 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11003 * config.gcc (powerpc*-*-*): Add new core e500mc.
11004 * config/rs6000/e500mc.md: New file.
11005 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11007 (rs6000_override_options): Add e500mc case to
11008 processor_target_table. Altivec and Spe options not allowed
11009 with e500mc. Add isel instruction to e500mc by
11010 default. Initialize rs6000_cost for e500mc.
11011 (rs6000_issue_rate): Set issue rate for e500mc.
11012 * config/rs6000/rs6000.h (processor_type): Add
11013 PROCESSOR_PPCE500MC.
11014 (ASM_CPU_SPEC): Add e500mc.
11015 Set TARGET_ISEL to rs6000_isel.
11016 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11017 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11018 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11020 * doc/invoke.texi: Add e500mc to list of cpus.
11022 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11025 * c-lex.c (lex_charconst): Initialize unsignedp.
11027 2008-06-27 Olivier Hainque <hainque@adacore.com>
11029 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11030 documented assumptions.
11032 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11034 * dwarf2out.c: Remove trailing white spaces. Break long line
11037 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11039 * libfuncs.h (LTI_synchronize): New libfunc_index.
11040 (synchronize_libfunc): Declare.
11041 * builtins.c (expand_builtin_synchronize): Consider using
11042 synchronize_libfunc before falling back on an asm blockage.
11043 * config/mips/mips.c: Include libfuncs.h
11044 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11046 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11048 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11049 parameter. Copy stack_reg to r11 where appropriate.
11050 (no_global_regs_above): Add gpr parameter.
11051 (rs6000_stack_info): Only add padding for SPE save area if we
11052 are saving SPE GPRs and CR.
11053 (saveres_routine_syms): New variable.
11054 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11056 (rs6000_savres_routine_sym): New function.
11057 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11059 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11060 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11061 Tweak FPR out-of-line saving.
11062 (rs6000_make_savres_rtx): New function.
11063 (rs6000_use_multiple_p): New function.
11064 (rs6000_savres_strategy): New function.
11065 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11066 out-of-line if appropriate.
11067 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11068 if we are optimizing for size.
11069 (GP_SAVE_INLINE): Define.
11070 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11071 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11072 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11073 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11074 (*save_fpregs_<mode>): Add use of r11.
11075 (*restore_gpregs_<mode>): New insn.
11076 (*return_and_restore_gpregs_<mode>): New insn.
11077 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11079 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11080 (*restore_gpregs_spe): New insn.
11081 (*return_and_restore_gpregs_spe): New insn.
11082 * config/rs6000/predicates.md (save_world_operation): Fix check.
11084 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11086 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11087 this point, so assert that.
11089 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11091 * cfganal.c: Include vec.h and vecprim.h.
11092 (compute_idf): Import from...
11093 * tree-into-ssa (compute_idf): ...here.
11094 * basic-block.h (compute_idf): Export.
11096 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11098 * c-decl.c (merge_decls): Use !current_function_decl to check for
11099 extern declaration of C99 inline function being at file scope.
11101 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11103 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11105 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11107 * alias.c (record_alias_subset, init_alias_analysis): Fix
11108 -Wc++-compat and/or -Wcast-qual warnings.
11109 * attribs.c (lookup_attribute_spec): Likewise.
11110 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11111 copy_bb, connect_traces,
11112 find_rarely_executed_basic_blocks_and_cr): Likewise.
11113 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11114 note_btr_set, migrate_btr_defs): Likewise.
11115 * builtins.c (result_vector, expand_builtin_memcpy,
11116 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11117 builtin_memset_read_str, expand_builtin_printf,
11118 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11120 * caller-save.c (mark_set_regs): Likewise.
11121 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11122 * cgraph.c (cgraph_edge): Likewise.
11123 * combine.c (likely_spilled_retval_1): Likewise.
11124 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11125 htab_counts_entry_del, get_coverage_counts): Likewise.
11126 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11127 new_cselib_val): Likewise.
11128 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11129 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11131 * df-core.c (df_compact_blocks): Likewise.
11132 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11133 * df-scan.c (df_grow_reg_info, df_ref_create,
11134 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11135 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11136 df_record_entry_block_defs, df_record_exit_block_uses,
11137 df_bb_verify): Likewise.
11138 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11139 DF_REF_EXTRACT_MODE_CONST): New.
11140 * dominance.c (get_immediate_dominator, get_dominated_by,
11141 nearest_common_dominator, root_of_dom_tree,
11142 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11143 -Wc++-compat and/or -Wcast-qual warnings.
11144 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11145 record_store, replace_read, check_mem_read_rtx, scan_insn,
11146 dse_step1, dse_record_singleton_alias_set): Likewise.
11147 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11149 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11151 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11152 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11153 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11154 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11155 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11156 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11157 file_name_acquire, output_file_names, add_const_value_attribute,
11158 premark_used_types_helper, file_table_eq, file_table_hash,
11159 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11160 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11161 -Wcast-qual warnings.
11162 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11163 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11164 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11165 gen_reg_rtx, start_sequence, init_emit): Likewise.
11166 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11167 * except.c (init_eh_for_function, gen_eh_region,
11168 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11169 arh_to_landing_pad, arh_to_label, add_action_record,
11170 add_call_site, switch_to_exception_section): Likewise.
11171 * expmed.c (synth_mult): Likewise.
11172 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11173 store_expr): Likewise.
11174 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11176 * function.c (assign_stack_temp_for_type,
11177 allocate_struct_function, match_asm_constraints_1): Likewise.
11178 * gcov-io.c (gcov_allocate): Likewise.
11179 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11180 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11181 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11182 record_one_set, insert_expr_in_table, insert_set_in_table,
11183 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11184 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11185 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11186 -Wcast-qual warnings.
11188 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11190 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11191 -Wcast-qual warnings.
11192 * gcc.c (process_command): Likewise.
11193 * genattrtab.c (oballoc): Use XOBNEW.
11194 (oballocvec): Define.
11195 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11196 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11197 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11198 -Wc++-compat and/or -Wcast-qual warnings.
11199 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11200 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11201 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11202 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11203 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11204 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11205 add_excls, process_presence_absence_names,
11206 process_presence_absence_patterns, add_presence_absence,
11207 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11208 get_free_state, add_arc, get_free_automata_list_el,
11209 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11210 transform_3, cache_presence, create_ainsns, create_automata,
11211 create_state_ainsn_table, dfa_insn_code_enlarge,
11212 output_trans_func, output_min_issue_delay_func,
11213 output_dead_lock_func, output_reset_func,
11214 output_get_cpu_unit_code_func, output_dfa_start_func,
11215 expand_automata): Likewise.
11216 * genextract.c (gen_insn): Likewise.
11217 * gengtype-lex.l: Likewise.
11218 * gengtype.c (read_input_list, adjust_field_type,
11219 process_gc_options): Likewise.
11220 * genoutput.c (note_constraint): Likewise.
11221 * genpreds.c (mangle, add_constraint): Likewise.
11222 * genrecog.c (process_define_predicate, new_decision,
11223 add_to_sequence): Likewise.
11224 * gensupport.c (record_insn_name): Likewise.
11226 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11228 * config/i386/driver-i386.c (detect_caches_amd,
11229 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11230 and/or -Wcast-qual warnings.
11231 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11232 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11233 gt_pch_save): Likewise.
11234 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11235 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11236 * global.c (compute_regsets): Likewise.
11237 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11238 finish_graph_dump_file): Likewise.
11239 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11240 unlink_bb_notes): Likewise.
11241 * integrate.c (get_hard_reg_initial_val): Likewise.
11242 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11243 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11244 * local-alloc.c (update_equiv_regs): Likewise.
11245 * loop-invariant.c (check_invariant_table_size,
11246 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11248 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11249 altered_reg_used, mark_altered): Likewise.
11250 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11251 insert_var_expansion_initialization,
11252 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11253 release_var_copies): Likewise.
11254 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11255 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11256 analyze_accesses_for_phi_node, check_var_notmodified_p,
11257 check_allocation_function, find_sites_in_func,
11258 record_all_accesses_in_func, transform_access_sites,
11259 transform_allocation_sites): Likewise.
11260 * omp-low.c (new_omp_region, create_omp_child_function_name,
11261 check_omp_nesting_restrictions, check_combined_parallel,
11262 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11263 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11264 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11265 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11267 * opts-common.c (prune_options): Likewise.
11268 * opts.c (add_input_filename, print_filtered_help,
11269 get_option_state): Likewise.
11270 * params.c (add_params): Likewise.
11271 * passes.c (set_pass_for_id, next_pass_1,
11272 do_per_function_toporder, pass_fini_dump_file): Likewise.
11273 * postreload.c (reload_cse_simplify_operands): Likewise.
11274 * predict.c (tree_predicted_by_p, tree_predict_edge,
11275 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11277 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11279 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11281 * recog.c (check_asm_operands, validate_change_1): Likewise.
11282 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11283 subst_asm_stack_regs): Likewise.
11284 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11285 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11286 * regmove.c (reg_is_remote_constant_p): Likewise.
11287 * regrename.c (regrename_optimize, scan_rtx_reg,
11288 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11290 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11291 regstat_compute_calls_crossed): Likewise.
11292 * reload1.c (init_reload, new_insn_chain,
11293 has_nonexceptional_receiver, reload, copy_reloads,
11294 calculate_needs_all_insns, init_elim_table): Likewise.
11295 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11296 * rtl.c (shallow_copy_rtx_stat): Likewise.
11297 * rtlanal.c (parms_set): Likewise.
11298 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11299 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11300 * sched-ebb.c (earliest_block_with_similiar_load,
11301 add_deps_for_risky_insns): Likewise.
11302 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11303 schedule_region): Likewise.
11304 * see.c (eq_descriptor_pre_extension,
11305 hash_descriptor_pre_extension, hash_del_pre_extension,
11306 eq_descriptor_properties, hash_descriptor_properties,
11307 hash_del_properties, see_seek_pre_extension_expr,
11308 see_initialize_data_structures, see_print_register_properties,
11309 see_print_pre_extension_expr, see_delete_merged_def_extension,
11310 see_delete_unmerged_def_extension, see_emit_use_extension,
11311 see_pre_delete_extension, see_map_extension, see_commit_changes,
11312 see_analyze_merged_def_local_prop,
11313 see_analyze_merged_def_local_prop,
11314 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11315 see_set_prop_merged_def, see_set_prop_unmerged_def,
11316 see_set_prop_unmerged_use, see_print_one_extension,
11317 see_merge_one_use_extension, see_merge_one_def_extension,
11318 see_store_reference_and_extension, see_update_uses_relevancy,
11319 see_update_defs_relevancy): Likewise.
11320 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11321 hash_statistics_free, curr_statistics_hash): Likewise.
11322 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11323 expand_asm_operands, expand_return, case_bit_test_cmp,
11324 expand_case): Likewise.
11325 * stor-layout.c (start_record_layout): Likewise.
11326 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11327 gt_pch_save_stringpool): Likewise.
11328 * tree-data-ref.c (hash_stmt_vertex_info,
11329 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11330 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11332 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11335 * config/i386/i386.md : Change constraints of HImode and QImode
11336 immediate operands from "i" to "n". Change SImode "ni" constraint to
11337 "i" and SImode "rmi" constraint to "g". Remove all constraints
11338 from const0_operand and const1_operand predicated operands.
11339 (i): Change QImode and HImode attribute from "i" to "n".
11340 (*subqi_2): Change HImode operands to QImode.
11343 2008-06-25 Olivier Hainque <hainque@adacore.com>
11345 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11348 2008-06-25 Richard Guenther <rguenther@suse.de>
11350 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11351 not overflow the result type.
11353 2008-06-25 Richard Guenther <rguenther@suse.de>
11355 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11356 (vn_lookup): Likewise.
11358 2008-06-25 Richard Guenther <rguenther@suse.de>
11360 PR tree-optimization/35518
11361 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11362 * tree-sra.c (instantiate_element): Use fold_build3 to build
11364 (try_instantiate_multiple_fields): Likewise.
11366 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11368 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11371 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11373 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11374 use_backchain_to_restore_sp to true
11375 if the offset of the link register save area would go over the 32k - 1
11376 offset limit of the load
11379 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11381 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11382 anchor for the type-punning blurb. Cross-reference "Structures
11383 unions enumerations and bit-fields implementation". Provide a
11384 cast-through-pointer example. Make final sentence self-contained.
11385 * doc/implement-c.texi (Structures unions enumerations and
11386 bit-fields implementation): Cross-reference the type-punning blurb
11387 in the -fstrict-aliasing documentation.
11389 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11391 PR middle-end/36594
11392 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11393 the memory instead of the memory itself for the save area.
11395 2008-06-24 Olivier Hainque <hainque@adacore.com>
11396 Nicolas Roche <roche@adacore.com>
11398 * gengtype.c (srcdir_len): size_t instead of int.
11399 (get_file_realbasename): New function. For F a filename, the real
11400 basename of F, with all the path components stripped.
11401 (get_file_srcdir_relative_path): New function. For F a filename, the
11402 relative path to F from $(srcdir).
11403 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11404 get_file_realbasename. Adjust the head comment.
11405 (get_prefix_langdir_index): New function. For F a filename, return the
11406 lang_dir_names[] relative index of the language directory that is
11408 (get_file_langdir): For F a filename, return the name of the language
11409 directory where F is located.
11410 (get_file_gtfilename): New function. The gt- output file name for an
11412 (get_output_file_with_visibility): Replace in-line computations with
11413 uses of get_file_gtfilename and get_prefix_langdir_index.
11414 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11416 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11418 PR tree-optimization/36504
11419 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11420 references without base address.
11422 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11424 PR middle-end/36584
11425 * calls.c (expand_call): Increase alignment for recursive functions.
11427 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11429 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11430 (TARGET_FUNCTION_VALUE): New define.
11431 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11432 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11434 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11436 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11437 (fmod<mode>3): Ditto.
11438 (remainderxf3): Ditto.
11439 (remainder<mode>3): Ditto.
11441 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11444 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11445 REG is a hard register.
11447 PR tree-optimization/36508
11448 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11449 499, don't check it at all in release compilers.
11451 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11453 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11454 together with SSE_TARGET_MATH to disable insn pattern.
11455 (*fop_<MODEF:mode>_2_i387): Ditto.
11456 (*fop_<MODEF:mode>_3_i387): Ditto.
11458 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11460 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11462 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11464 PR middle-end/34906
11465 * gimplify.c (gimplify_asm_expr): Check the return code of
11466 parse_output_constraint call, set function return and is_inout
11467 value if it failed.
11469 2008-06-22 Ian Lance Taylor <iant@google.com>
11471 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11472 (narrowest_signed_type): Likewise.
11473 * c-typeck.c (c_common_type): Change local variable mclass to enum
11475 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11476 tcc_comparison, not the tree code itself.
11477 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11478 (c_expand_expr): Cast modifier to enum expand_modifier.
11479 * c-common.h (C_RID_CODE): Add casts.
11480 (C_SET_RID_CODE): Define.
11481 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11482 (c_lex_one_token): Add cast to avoid warning.
11483 (c_parser_objc_type_name): Rename local typename to type_name.
11484 (check_no_duplicate_clause): Change code parameter to enum
11486 (c_parser_omp_var_list_parens): Change kind parameter to enum
11488 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11489 c_parser_omp_list_var_parens.
11490 (c_parser_omp_threadprivate): Likewise.
11491 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11492 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11493 * c-format.c (NO_FMT): Define.
11494 (printf_length_specs): Use NO_FMT.
11495 (asm_fprintf_length_specs): Likewise.
11496 (gcc_diag_length_specs): Likewise.
11497 (scanf_length_specs): Likewise.
11498 (strfmon_length_specs): Likewise.
11499 (gcc_gfc_length_specs): Likewise.
11500 (printf_flag_specs): Change 0 to STD_C89.
11501 (asm_fprintf_flag_specs): Likewise.
11502 (gcc_diag_flag_specs): Likewise.
11503 (gcc_cxxdiag_flag_specs): Likewise.
11504 (scanf_flag_specs): Likewise.
11505 (strftime_flag_specs): Likewise.
11506 (strfmon_flag_specs): Likewise.
11507 (print_char_table): Likewise.
11508 (asm_fprintf_char_table): Likewise.
11509 (gcc_diag_char_table): Likewise.
11510 (gcc_tdiag_char_table): Likewise.
11511 (gcc_cdiag_char_table): Likewise.
11512 (gcc_cxxdiag_char_table): Likewise.
11513 (gcc_gfc_char_table): Likewise.
11514 (scan_char_table): Likewise.
11515 (time_char_table): Likewis.
11516 (monetary_char_table): Likewise.
11517 * c-format.h (BADLEN): Likewise.
11519 2008-06-21 Ian Lance Taylor <iant@google.com>
11521 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11522 Define END_OF_BASE_TREE_CODES around inclusion.
11523 * tree.c (tree_code_type): New global array.
11524 (tree_code_length, tree_code_name): Likewise.
11525 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11526 $(lang_tree_files).
11527 (all-tree.def, s-alltree): New targets.
11528 (gencheck.h, s-gencheck): Remove.
11529 (tree.o): Depend upon all-tree.def.
11530 (build/gencheck.o): Remove gencheck.h dependency.
11531 (mostlyclean): Don't remove gencheck.h.
11532 * c-common.h (enum c_tree_code): Remove.
11533 * c-lang.c (tree_code_type): Remove.
11534 (tree_code_length, tree_code_name): Remove.
11535 * gencheck.c (tree_codes): Include all-tree.def, rather than
11536 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11538 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11540 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11541 (operator_name_info): Size to MAX_TREE_CODES.
11542 (assignment_operator_name_info): Likewise.
11543 * cp/cp-lang.c (tree_code_type): Remove.
11544 (tree_code_length, tree_code_name): Remove.
11545 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11546 (assignment_operator_name_info): Likewise.
11547 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11549 * cp/mangle.c (write_expression): Likewise.
11550 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11551 * fortran/f95-lang.c (tree_code_type): Remove.
11552 (tree_code_length, tree_code_name): Remove.
11553 * java/java-tree.h (enum java_tree_code): Remove.
11554 * java/lang.c (tree_code_type): Remove.
11555 (tree_code_length, tree_code_name): Remove.
11556 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11557 * objc/objc-act.h (enum objc_tree_code): Remove.
11558 * objc/objc-lang.c (tree_code_type): Remove.
11559 (tree_code_length, tree_code_name): Remove.
11560 * objcp/objcp-lang.c (tree_code_type): Remove.
11561 (tree_code_length, tree_code_name): Remove.
11562 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11563 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11564 * ada/misc.c (tree_code_type): Remove.
11565 (tree_code_length, tree_code_name): Remove.
11567 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11569 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11570 the grand_bitmap_obstack.
11572 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11574 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11575 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11576 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11577 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11578 move_stmt_r, new_label_mapper): Likewise.
11579 * tree-complex.c (cvc_lookup): Likewise.
11580 * tree-dfa.c (create_function_ann): Likewise.
11581 * tree-dump.c (dump_register): Likewise.
11582 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11583 find_phi_replacement_condition): Likewise.
11584 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11585 tree_function_versioning): Likewise.
11586 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11587 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11588 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11589 get_nonlocal_debug_decl, convert_nonlocal_reference,
11590 convert_nonlocal_omp_clauses, get_local_debug_decl,
11591 convert_local_reference, convert_local_omp_clauses,
11592 convert_nl_goto_reference, convert_nl_goto_receiver,
11593 convert_tramp_reference, convert_call_expr): Likewise.
11594 * tree-outof-ssa.c (contains_tree_r): Likewise.
11595 * tree-parloops.c (reduction_phi, initialize_reductions,
11596 eliminate_local_variables_1, add_field_for_reduction,
11597 add_field_for_name, create_phi_for_local_result,
11598 create_call_for_reduction_1, create_loads_for_reductions,
11599 create_stores_for_reduction, create_loads_and_stores_for_name):
11601 * tree-phinodes.c (allocate_phi_node): Likewise.
11602 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11603 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11604 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11605 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11606 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11607 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11608 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11609 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11610 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11611 vn_nary_op_insert): Likewise.
11612 * tree-ssa.c (redirect_edge_var_map_add,
11613 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11614 * tree-vectorizer.c (vectorize_loops): Likewise.
11615 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11616 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11617 tree_cons_stat, build1_stat, build_variant_type_copy,
11618 decl_init_priority_lookup, decl_fini_priority_lookup,
11619 decl_priority_info, decl_restrict_base_lookup,
11620 decl_restrict_base_insert, decl_debug_expr_lookup,
11621 decl_debug_expr_insert, decl_value_expr_lookup,
11622 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11623 type_hash_add, get_file_function_name, tree_check_failed,
11624 tree_not_check_failed, tree_range_check_failed,
11625 omp_clause_range_check_failed, build_omp_clause,
11626 build_vl_exp_stat): Likewise.
11627 * value-prof.c (gimple_histogram_value,
11628 gimple_duplicate_stmt_histograms): Likewise.
11629 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11630 unshare_variable, variable_union_info_cmp_pos, variable_union,
11631 dataflow_set_different_1, dataflow_set_different_2,
11632 vt_find_locations, variable_was_changed, set_variable_part,
11633 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11634 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11635 section_entry_hash, object_block_entry_eq,
11636 object_block_entry_hash, create_block_symbol,
11637 initialize_cold_section_name, default_function_rodata_section,
11638 strip_reg_name, set_user_assembler_name, const_desc_eq,
11639 build_constant_desc, output_constant_def, lookup_constant_def,
11640 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11641 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11642 default_internal_label): Likewise.
11643 * varray.c (varray_init, varray_grow): Likewise.
11644 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11646 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11648 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11649 operators for "test" insn. Macroize insn using SWI mode macro.
11650 (*jcc_fused_2): Ditto.
11651 (*jcc_fused_3): Macroize insn using SWI mode macro.
11652 (*jcc_fused_4): Ditto.
11654 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11656 * tree-ssa-pre.c: Fix typo in comment.
11657 (init_antic, fini_antic): Add explicit funtions for
11658 initializing and deinitializing ANTIC and AVAIL sets.
11659 (create_expression_by_pieces): Fix typo in comment.
11660 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11661 (execute_pre): Eventually dump details about ANTIC_IN.
11663 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11665 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11666 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11667 add_to_obstack, file_at_path, find_a_file, execute,
11668 add_preprocessor_option, add_assembler_option, add_linker_option,
11669 process_command, insert_wrapper, do_option_spec, do_self_spec,
11670 spec_path, do_spec_1, is_directory, main, used_arg,
11671 getenv_spec_function): Likewise.
11672 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11673 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11676 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11678 * doc/rtl.texi: Updated subreg section.
11680 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11683 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11684 node->needed and node->reachable.
11685 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11686 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11687 (expand_task_call): Don't call expand_task_copyfn.
11688 (expand_task_copyfn): Renamed to...
11689 (finalize_task_copyfn): ... this.
11691 2008-06-19 Jan Hubicka <jh@suse.cz>
11693 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11694 clobbering framepointer.
11696 2008-06-19 Jan Hubicka <jh@suse.cz>
11698 * tree-optimize.c (execute_early_local_optimizations): Set
11699 cgraph_state only at first invocation.
11701 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11703 * system.h (-Wc++-compat): Activate as a warning, no an error.
11705 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11707 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11708 instead of "#" in insn asm template.
11709 (*jcc_fused_2): Ditto.
11711 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11713 * config/i386/i386.h (ix86_tune_indices)
11714 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11715 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11716 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11717 (*jcc_fused_2): Ditto.
11718 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11719 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11720 (print operand): Handle 'E' and 'e' code.
11722 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11724 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11725 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11726 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11728 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11730 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11732 (cgraph_expand_function): Use local copy of decl.
11733 (cgraph_expand_all_functions): Remove redundant initialization of
11735 (cgraph_optimize): Reword internal_error message.
11737 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11739 * arm-protos.h (arm_return_in_memory): Remove public
11740 arm_return_in_memory() prototype.
11741 * arm.c (arm_return_in_memory): Add static prototype, add target
11742 hook macro, change definition and comments.
11743 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11745 2008-06-19 Ben Elliston <bje@au.ibm.com>
11747 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11748 real.c: Remove references to IEEE 754R.
11749 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11750 * doc/libgcc.texi (Decimal float library routines): Likewise.
11752 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11754 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11755 (default_unwind_word_mode): Add prototype.
11756 * targhooks.c (default_unwind_word_mode): New function.
11757 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11758 instead of word_mode.
11759 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11760 (TARGET_INITIALIZER): Use it.
11762 * c-common.c (handle_mode_attribute): Support "unwind_word"
11764 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11766 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11767 word_mode to access SjLj_Function_Context member "data".
11768 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11769 conversion from targetm.eh_return_filter_mode () to
11770 targetm.unwind_word_mode () if they differ.
11772 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11773 (BT_FN_UNWINDWORD_PTR): New function type.
11774 (BT_FN_WORD_PTR): Remove.
11775 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11776 * except.c (expand_builtin_extend_pointer): Convert pointer to
11777 targetm.unwind_word_mode () instead of word_mode.
11779 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11780 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11781 (spu_unwind_word_mode): New function.
11782 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11783 (TARGET_UNWIND_WORD_MODE): Define.
11784 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11786 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11788 * config/spu/spu.c (reg_align): Remove.
11789 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11790 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11791 (spu_split_store): Likewise.
11793 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11795 * gcc/tree-vn.c: Fix typo in comment.
11797 2008-06-18 Jan Hubicka <jh@suse.cz>
11799 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11800 toplevel reorder too.
11802 2008-06-18 Jan Hubicka <jh@suse.cz>
11804 * c-opts.c (c_common_post_options): PCH is not compatible with
11806 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11807 -fno-toplevel-reorder by default now.
11809 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11811 PR documentation/30739
11812 * doc/install.texi (Prerequisites): Document dependency on awk.
11814 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11815 Ian Lance Taylor <iant@google.com>
11817 PR rtl-optimization/35604
11818 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11819 only want to change jump destinations, not eventual label comparisons.
11821 2008-06-16 Jan Hubicka <jh@suse.cz>
11823 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11825 (cgraph_analyze_function): Likewise.
11827 2008-06-16 Jan Hubicka <jh@suse.cz>
11829 * cgraph.h (cgraph_mark_if_needed): New function.
11830 * cgraphunit.c (cgraph_mark_if_needed): New function.
11831 * c-decl.c (duplicate_decl): Use it.
11833 2008-06-16 Jan Hubicka <jh@suse.cz>
11835 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11838 2008-06-16 Jan Hubicka <jh@suse.cz>
11840 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11842 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11843 Kazu Hirata <kazu@codesourcery.com>
11844 Maxim Kuvyrkov <maxim@codesourcery.com
11846 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11847 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11848 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11849 EXTRA_SPEC_FUNCTIONS.
11850 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11851 (DRIVER_SELF_SPECS): Adjust.
11852 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11853 * config/mips/st.h, config/mips/t-st: New.
11854 * config/mips/driver-native.c, config/mips/x-native: New.
11855 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11858 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11860 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11862 (ISA_HAS_FP_CONDMOVE): New macro.
11863 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11864 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11865 (ISA_HAS_NMADD3_NMSUB3): New macro.
11866 * config/mips/mips.c (mips_rtx_costs): Update.
11867 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11868 compiling for ST Loongson 2E/2F.
11869 (madd<mode>): Rename to madd4<mode>. Update.
11870 (madd3<mode>): New pattern.
11871 (msub<mode>): Rename to msub4<mode>. Update.
11872 (msub3<mode>): New pattern.
11873 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11874 (nmadd3<mode>): New pattern.
11875 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11876 (nmadd3<mode>_fastmath): New pattern.
11877 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11878 (nmsub3<mode>): New pattern.
11879 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11880 (nmsub3<mode>_fastmath): New pattern.
11881 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11883 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11885 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11886 (DF_REF_INSN_INFO): New.
11887 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11888 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11889 with a NULL DF_REF_INSN_INFO.
11890 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11892 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11893 DF_INSN_INFO_EQ_USES): New.
11894 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11895 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11896 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11897 * df-core.c: Update comment for above changes.
11898 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11899 DF_INSN_UID_* macros.
11900 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11901 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11902 insn rtx. Update all callers.
11903 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11904 df_ref_create_structure, df_insn_refs_collect): Likewise.
11905 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11906 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11907 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11908 macros to access the insn refs.
11909 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11910 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11911 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11912 for accessing the refs.
11913 (try_fwprop_subst): Likewise.
11914 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11915 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11916 for accessing the refs.
11917 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11918 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11919 to look at the insn refs.
11920 (record_uses): Likewise.
11921 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11923 (mark_artificial_uses): Don't mark_insn for artificial refs.
11924 (mark_reg_rependencies): Likewise.
11926 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11928 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11930 * configure: Regenerate.
11932 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11934 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11935 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11936 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11938 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11940 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11941 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11942 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11944 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11946 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11947 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11948 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11950 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11952 * tree-ssa-sccvn.c: Fix format of comments.
11954 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11956 * cgraph.c: Remove unneeded forward declarations of eq_node()
11959 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11961 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11963 (see_update_relevancy): Likewise.
11964 * fwprop.c (try_fwprop_subst): Likewise.
11965 * rtlanal.c (noop_move_p): Likewise.
11966 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11967 notes to non-existing libcall blocks.
11968 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11970 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11971 (dead_libcall_p): Remove.
11972 (delete_trivially_dead_insns): Don't use it.
11973 * web.c (union_defs): Remove comment about keeping nops.
11974 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11975 (compute_hash_table_work): Don't track libcall notes.
11976 (do_local_cprop): Don't take libcall pointers. Don't update
11978 (adjust_libcall_notes): Deleted.
11979 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11980 ever have existed in the first place).
11981 (replace_store_insn): Don't try to remove libcall notes.
11982 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11983 (resolve_reg_notes): Don't call them.
11984 (resolve_simple_move): Likewise.
11985 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11986 Don't remove REG_RETVAL notes.
11987 * emit-rtl.c (try_split): Don't update libcall notes.
11988 (emit_copy_of_insn_after): Dito.
11989 * cselib.c (cselib_current_insn_in_libcall): Remove.
11990 (cselib_process_insn): Don't set/clear it.
11991 (new_elt_loc_list): Don't record it.
11992 (cselib_init): Don't initialize it.
11993 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11994 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11996 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11997 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11998 (init_deps): Don't initialize it.
11999 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12000 * combine.c (delete_noop_moves): Don't update libcall notes.
12001 (can_combine_p): Remove now pointless #if 0 block.
12002 (try_combine): Remove another obsolete #if 0 block.
12003 (distribute_notes): Don't distribute libcall notes.
12004 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12005 * dce.c (libcall_dead_p): Remove.
12006 (delete_unmarked_insns): Don't handle libcall blocks.
12007 (preserve_libcall_for_dce): Remove.
12008 (prescan_insns_for_dce): Don't special-case libcall block insns.
12009 * reload1 (reload): Don't handle libcall notes.
12010 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12013 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12015 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12016 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12017 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12019 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12021 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12022 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12023 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12025 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12027 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12029 2008-06-16 Ira Rosen <irar@il.ibm.com>
12031 PR tree-optimization/36493
12032 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12033 the arguments list. Use VECTYPE to create vector pointer.
12034 (vectorizable_store): Fail if accesses through a pointer to vectype
12035 do not alias the original memory reference operands.
12036 Call vect_create_data_ref_ptr without the removed argument.
12037 (vectorizable_load): Likewise.
12038 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12041 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12044 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12045 reg_equiv_constant.
12047 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12049 * config/mips/loongson2ef.md: New file.
12050 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12051 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12052 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12053 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12054 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12056 (loongson2ef.md): New include.
12057 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12058 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12059 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12060 (loongson_gt_<mode>, loongson_extract_halfword)
12061 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12062 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12063 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12064 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12065 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12066 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12067 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12068 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12069 (vec_interleave_low<mode>): Define type attribute.
12070 * config/mips/mips.c (mips_ls2): New static variable.
12071 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12072 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12073 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12074 Implement target scheduling hooks.
12075 (mips_multipass_dfa_lookahead): Update to handle tuning for
12077 (mips_sched_init): Initialize data for Loongson scheduling.
12078 (mips_ls2_variable_issue): New static function.
12079 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12081 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12082 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12083 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12084 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12085 Handle ST Loongson 2E/2F cores.
12086 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12088 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12090 * omp-low.c (extract_omp_for_data): Fix comment typo.
12093 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12095 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12096 FIXME note about gcc/config.guess.
12097 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12098 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12099 * doc/cppopts.texi: Likewise.
12100 * doc/extend.texi: Likewise.
12101 * doc/gcc.texi: Likewise.
12102 * doc/gccint.texi: Likewise.
12103 * doc/gcov.texi: Likewise.
12104 * doc/gty.texi: Likewise.
12105 * doc/hostconfig.texi: Likewise.
12106 * doc/install.texi: Likewise.
12107 * doc/invoke.texi: Likewise.
12108 * doc/loop.texi: Likewise.
12109 * doc/makefile.texi: Likewise.
12110 * doc/md.texi: Likewise.
12111 * doc/passes.texi: Likewise.
12112 * doc/tm.texi: Likewise.
12113 * doc/tree-ssa.texi: Likewise.
12114 * doc/trouble.texi: Likewise.
12116 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12117 Nathan Sidwell <nathan@codesourcery.com>
12118 Maxim Kuvyrkov <maxim@codesourcery.com>
12119 Richard Sandiford <rdsandiford@googlemail.com>
12121 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12122 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12123 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12125 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12126 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12127 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12129 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12130 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12131 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12132 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12133 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12134 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12135 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12136 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12137 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12138 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12139 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12140 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12141 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12142 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12143 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12144 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12145 (mips_builtins): Add Loongson builtins.
12146 (mips_loongson_2ef_bdesc): New.
12147 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12148 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12149 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12150 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12152 (mips_expand_vector_init): New.
12153 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12154 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12156 * config/mips/mips.md: Add unspec numbers for Loongson
12157 builtins. Include loongson.md.
12158 (MOVE64): Include Loongson vector modes.
12159 (SPLITF): Include Loongson vector modes.
12160 (HALFMODE): Handle Loongson vector modes.
12161 * config/mips/loongson.md: New.
12162 * config/mips/loongson.h: New.
12163 * config.gcc: Add loongson.h header for mips*-*-* targets.
12164 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12166 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12168 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12169 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12170 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12171 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12172 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12173 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12174 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12175 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12176 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12177 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12178 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12179 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12180 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12181 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12182 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12183 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12184 Remove use_fixproto=yes.
12185 (ia64*-*-hpux*): Remove comment about using fixproto.
12186 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12188 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12190 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12192 * configure: Regenerate.
12194 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12196 PR middle-end/36520
12197 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12198 before evaluating it.
12200 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12203 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12204 nested inline functions.
12205 (start_decl, start_function): Don't invert DECL_EXTERNAL
12206 for nested inline functions.
12208 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12210 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12211 splits that must be made for correctness.
12213 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12215 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12216 (AVAIL_NON_MIPS16): Likewise.
12217 (mips_builtin_description): Replace target_flags with a predicate.
12218 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12219 (dspr2_32): New availability predicates.
12220 (MIPS_BUILTIN): New macro.
12221 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12222 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12223 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12224 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12225 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12226 (mips_dsp_32only_bdesc): Merge into...
12227 (mips_builtins): ...this new array.
12228 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12229 (mips_init_builtins): Update after above changes.
12230 (mips_expand_builtin_1): Merge into...
12231 (mips_expand_builtin): ...here and update after above changes.
12233 2008-06-12 Paul Brook <paul@codesourcery.com>
12235 * longlong.h (__arm__): Define count_leading_zeros.
12236 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12237 (clzsi2, clzdi2): New functions.
12238 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12239 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12240 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12241 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12242 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12243 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12244 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12245 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12246 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12247 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12249 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12251 * config/m68k/m68k.c (m68k_tune_flags): New.
12252 (override_options): Compute m68k_tune_flags.
12253 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12254 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12256 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12258 PR middle-end/36506
12259 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12261 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12263 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12264 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12266 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12268 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12269 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12271 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12273 PR middle-end/36506
12274 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12277 2008-06-12 Richard Guenther <rguenther@suse.de>
12279 PR tree-optimization/36345
12280 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12281 add memory_tag_needed flag.
12282 (may_alias_p): Declare.
12283 * tree-ssa-alias.c (may_alias_p): Export.
12284 (set_initial_properties): Use memory_tag_needed flag.
12285 (update_reference_counts): Likewise.
12286 (reset_alias_info): Reset memory_tag_needed flag.
12287 (create_name_tags): Check memory_tag_needed flag.
12288 (dump_points_to_info_for): Dump it.
12289 * tree-ssa-structalias.c (struct variable_info): Remove
12290 directly_dereferenced flag.
12291 (new_var_info): Do not initialize it.
12292 (process_constraint_1): Do not set it.
12293 (update_alias_info): Set is_dereferenced flag.
12294 (set_uids_in_ptset): Use may_alias_p.
12295 (set_used_smts): Check memory_tag_needed flag.
12296 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12297 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12298 memory_tag_needed flag.
12299 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12300 from broken design.
12302 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12304 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12305 red zone for w64 abi.
12306 (ix86_expand_prologue): Likewise.
12307 (ix86_force_to_memory): Likewise.
12308 (ix86_free_from_memory): Likewise.
12310 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12313 * config/rs6000/rs6000.c (rs6000_override_options): Set
12314 rs6000_isel conditionally to the absence of comand line override.
12315 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12316 Remove duplicate rs6000_isel setting.
12317 * config/rs6000/eabispe.h: Ditto.
12319 2008-06-11 Richard Guenther <rguenther@suse.de>
12321 * alias.c (get_alias_set): Use the element alias-set for arrays.
12322 (record_component_aliases): For arrays and vectors do nothing.
12323 * c-common.c (strict_aliasing_warning): Handle the cases
12324 of alias set zero explicitly.
12325 * Makefile.in (dfp.o-warn): Add -Wno-error.
12327 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12329 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12331 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12332 tune_32 tune_64 to supported_defaults. Allow values not
12333 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12334 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12335 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12336 with_cpu_64 to generic for 64-bit-supporting configurations, not
12337 with_cpu. Remove FIXMEs.
12338 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12339 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12340 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12341 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12342 arch_32 and arch_64.
12344 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12345 Olivier Hainque <hainque@adacore.com>
12347 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12348 Use DECL_SIZE_UNIT to retrieve the size of the field.
12350 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12352 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12353 with function calls after declarations. Lay out
12354 neon_float_type_node before further use.
12356 2008-06-11 Richard Guenther <rguenther@suse.de>
12358 * tree-flow.h (may_point_to_global_var): Declare.
12359 * tree-ssa-alias.c (may_point_to_global_var): New function.
12360 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12362 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12364 * configure.ac: Teach that fido supports .debug_line.
12365 * configure: Regenerate.
12367 2008-06-10 Tom Tromey <tromey@redhat.com>
12369 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12372 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12374 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12375 (encode_decimal64, decode_decimal64, encode_decimal128,
12376 decode_decimal128): Reverse order of 32-bit parts of value if host
12377 and target endianness differ.
12379 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12381 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12382 Avoid division by 0.
12383 (tree_mod_pow2_value_transform): Likewise.
12384 (tree_ic_transform): Likewise.
12385 (tree_stringops_transform): Likewise.
12386 (tree_mod_subtract_transform): Likewise.
12387 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12388 (copy_edges_for_bb): Likewise.
12389 (initialize_cfun): Likewise.
12391 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12393 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12394 nonmemory_operand. Add "N" operand constraint.
12396 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12397 (*jcc_btsi_mask): Ditto.
12398 (*jcc_btsi_mask_1): Ditto.
12400 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12402 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12403 TYPE_CANONICAL for copied element type.
12405 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12408 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12409 Add m_CORE2 and m_GENERIC.
12410 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12411 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12413 (*jcc_btdi_rex64): New instruction and split pattern.
12414 (*jcc_btsi): Ditto.
12415 (*jcc_btsi_1): Ditto.
12416 (*btsq): Fix Intel asm dialect operand order.
12420 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12422 PR middle-end/36447
12423 * simplify-rtx.c (simplify_subreg): Add check for shift count
12426 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12428 * doc/md.texi: Synchronize with later constraints.md change.
12429 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12430 with a C implementation.
12431 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12433 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12434 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12435 when moving to and from MD_REGNUM.
12436 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12437 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12438 Handle byte and halfword moves.
12439 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12441 * config/mips/constraints.md (h): Turn into NO_REGS.
12442 (l, x): Update documentation.
12443 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12444 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12445 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12446 (HILO): New mode iterator.
12448 (any_div): New code iterator.
12449 (u): Extend code attribute to div and udiv.
12450 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12451 d_operand in the splitters. Remove redundant CONST_INT checks.
12452 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12453 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12454 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12455 accordingly, using normal moves instead of unspecs to move LO into
12456 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12457 (<u>mulsidi3): Handle expansion in C code.
12458 (<u>mulsidi3_32bit_internal): Rename to...
12459 (<u>mulsidi3_32bit): ...this.
12460 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12461 (*<u>mulsidi3_64bit): Rename to...
12462 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12463 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12464 to set LO and HI to the multiplication result. Use a normal move
12465 for MFLO and an unspec for MFHI.
12466 (*<u>mulsidi3_64bit_parts): Replace with...
12467 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12468 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12469 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12470 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12471 instead of HI. Split the instruction into a separate multiplication
12472 and MFHI if !TARGET_FIX_R4000.
12473 (<su>muldi3_highpart): Likewise.
12474 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12475 and the "=h" clobber.
12476 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12477 (<u>mulditi3): New expander.
12478 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12479 (madsi): Remove "=h" clobber.
12480 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12481 Force the modulus result to be a GPR and split the instruction into
12482 a division followed by an MFHI after reload.
12483 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12484 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12485 the MIPS16 HIGH define_split.
12486 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12487 of acc<->gpr moves to "multi".
12488 (*movdi_64bit): Replace the single "x" alternative with
12489 alternatives for moving into and out of "a".
12490 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12491 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12492 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12493 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12494 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12495 (movti): New expander.
12496 (*movti, *movti_mips16): New insns.
12497 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12498 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12499 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12500 * config/mips/predicates.md (fpr_operand): Delete.
12501 (d_operand): New predicate.
12503 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12505 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12506 failure on some Bourne shells.
12507 (x86_64-*-*): Ditto.
12509 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12511 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12513 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12515 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12516 (sparc-sun-solaris2*): Likewise.
12518 2008-06-09 Arnaud Charlet <charlet@adacore.com
12520 * doc/install.texi: Update requirements to build the Ada compiler.
12522 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12524 * df-scan.c (struct df_scan_problem_data): Remove the
12525 mw_link_pool alloc pool.
12526 (df_scan_free_internal): Don't free it.
12527 (df_scan_alloc): Don't allocate it.
12528 * df.h (struct df_link): Update comment.
12530 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12532 * except.h: Correct checks for when SJLJ exceptions must be used.
12534 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12536 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12539 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12541 PR tree-optimization/36218
12542 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12543 configure for the build system.
12544 (BUILD_LDFLAGS): Define.
12545 * configure: Regenerate.
12546 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12548 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12551 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12552 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12553 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12555 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12557 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12559 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12561 * config.gcc (Obsolete configurations): Remove list of
12563 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12564 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12565 targets matched by those patterns.
12566 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12567 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12568 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12569 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12570 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12571 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12572 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12573 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12574 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12575 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12576 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12577 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12578 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12579 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12580 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12581 Make code for Solaris 7 and greater unconditional for Solaris.
12582 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12583 Remove --with-* handling.
12584 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12585 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12586 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12587 LINK_OS_WINDISS_SPEC): Remove.
12588 * config/rs6000/sysv4.opt (mwindiss): Remove.
12589 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12590 * configure: Regenerate.
12591 * doc/cpp.texi: Don't mention BeOS.
12592 * doc/extend.texi (interrupt): Don't mention MS1.
12593 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12594 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12595 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12596 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12597 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12599 * doc/invoke.texi (MT Options): Remove.
12600 (-mwindiss): Remove.
12601 (CRIS Options): Remove cris-axis-aout references.
12602 (HPPA Options): Don't mention hppa1.1-*-pro.
12603 * doc/md.texi: (MorphoTech family): Remove.
12604 * libgcc2.c: Don't handle UWIN.
12605 * config/alpha/t-unicosmk: Remove.
12606 * config/alpha/unicosmk.h: Remove.
12607 * config/arm/kaos-arm.h: Remove.
12608 * config/arm/kaos-strongarm.h: Remove.
12609 * config/arm/strongarm-coff.h: Remove.
12610 * config/arm/strongarm-elf.h: Remove.
12611 * config/arm/strongarm-pe.h: Remove.
12612 * config/arm/t-strongarm-pe: Remove.
12613 * config/arm/t-xscale-coff: Remove.
12614 * config/arm/t-xscale-elf: Remove.
12615 * config/arm/xscale-coff.h: Remove.
12616 * config/arm/xscale-elf.h: Remove.
12617 * config/chorus.h: Remove.
12618 * config/cris/aout.h: Remove.
12619 * config/cris/aout.opt: Remove.
12620 * config/cris/t-aout: Remove.
12621 * config/i386/beos-elf.h: Remove.
12622 * config/i386/kaos-i386.h: Remove.
12623 * config/i386/ptx4-i.h: Remove.
12624 * config/i386/sco5.h: Remove.
12625 * config/i386/sco5.opt: Remove.
12626 * config/i386/sysv4-cpp.h: Remove.
12627 * config/i386/sysv5.h: Remove.
12628 * config/i386/t-beos: Remove.
12629 * config/i386/t-sco5: Remove.
12630 * config/i386/t-uwin: Remove.
12631 * config/i386/uwin.asm: Remove.
12632 * config/i386/uwin.h: Remove.
12633 * config/kaos.h: Remove.
12634 * config/mips/windiss.h: Remove.
12635 * config/mt: Remove directory.
12636 * config/pa/pa-osf.h: Remove.
12637 * config/pa/pa-pro-end.h: Remove.
12638 * config/pa/t-pro: Remove.
12639 * config/ptx4.h: Remove.
12640 * config/rs6000/beos.h: Remove.
12641 * config/rs6000/kaos-ppc.h: Remove.
12642 * config/rs6000/t-beos: Remove.
12643 * config/rs6000/windiss.h: Remove.
12644 * config/sh/kaos-sh.h: Remove.
12645 * config/sol2-6.h: Remove.
12646 * config/sparc/sol26-sld.h: Remove.
12647 * config/sparc/sysv4-only.h: Remove.
12648 * config/vax/bsd.h: Remove.
12649 * config/vax/t-memfuncs: Remove.
12650 * config/vax/ultrix.h: Remove.
12651 * config/vax/vaxv.h: Remove.
12652 * config/windiss.h: Remove.
12654 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12656 PR rtl-optimization/36438
12657 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12658 for vector shifts with constant scalar shift operands.
12660 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12662 * doc/invoke.texi: Document -march=xlr.
12663 * config/mips/xlr.md: New file.
12664 * config/mips/mips.md: Include it.
12666 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12667 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12668 (mips_rtx_cost_data): Likewise.
12670 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12672 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12673 PRE_INC and PRE_DEC cases.
12675 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12677 PR rtl-optimization/36419
12678 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12679 the emitting jump insn.
12682 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12683 is not bool, boolify the whole *expr_p and convert to the desired type.
12685 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12687 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12688 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12689 Add omp_private_outer_ref hook, add another argument to
12690 omp_clause_default_ctor hook.
12691 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12692 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12693 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12694 hook_tree_tree_tree_tree_null.
12695 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12696 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12697 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12698 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12699 * tree.def (OMP_TASK): New tree code.
12700 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12701 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12702 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12703 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12704 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12705 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12706 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12707 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12708 (OMP_DIRECTIVE_P): Add OMP_TASK.
12709 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12710 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12711 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12712 and OMP_CLAUSE_UNTIED entries.
12713 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12715 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12716 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12717 * tree-pretty-print.c (dump_omp_clause): Handle
12718 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12719 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12720 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12721 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12722 warning about unsigned iterators. Change decl/init/cond/incr
12723 arguments to TREE_VECs, check arguments for all collapsed loops.
12724 (c_finish_omp_taskwait): New function.
12725 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12727 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12728 default_function_array_conversion on init. Add par_clauses argument.
12729 If decl is present in parallel's lastprivate clause, change it to
12730 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12731 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12732 collapse count in clauses.
12733 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12734 c_parser_omp_for_loop callers.
12735 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12736 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12737 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12738 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12740 (c_parser_omp_clause_schedule): Handle schedule(auto).
12741 Include correct location in the error message.
12742 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12743 and PRAGMA_OMP_CLAUSE_UNTIED.
12744 (OMP_TASK_CLAUSE_MASK): Define.
12745 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12746 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12747 * tree-nested.c (convert_nonlocal_omp_clauses,
12748 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12749 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12750 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12751 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12753 (conver_nonlocal_reference, convert_local_reference,
12754 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12755 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12756 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12757 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12758 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12759 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12760 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12761 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12762 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12764 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12765 * c-common.h (c_finish_omp_taskwait): New prototype.
12766 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12767 * tree-parloops.c (create_parallel_loop): Create 1 entry
12768 vectors for OMP_FOR_{INIT,COND,INCR}.
12769 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12770 (make_edges): Handle OMP_TASK.
12771 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12772 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12773 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12774 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12775 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12776 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12777 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12778 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12779 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12780 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12781 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12782 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12783 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12784 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12785 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12786 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12787 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12788 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12789 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12790 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12791 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12792 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12793 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12794 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12795 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12796 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12797 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12798 original iterator is present in lastprivate clause or if
12799 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12800 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12801 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12802 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12803 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12804 if it is set, lookup var in outer contexts too. Handle
12805 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12806 to be implicitly determined firstprivate for task regions.
12807 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12808 if it is set, lookup var in outer contexts too. Set
12809 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12810 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12811 OMP_CLAUSE_UNTIED. Take region_type as last argument
12812 instead of in_parallel and in_combined_parallel.
12813 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12815 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12816 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12817 (new_omp_context): Set default_kind to
12818 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12819 (omp_region_type): New enum.
12820 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12821 fields, add region_type.
12822 (new_omp_context): Take region_type as argument instead of is_parallel
12823 and is_combined_parallel.
12824 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12825 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12826 ctx->is_combined_parallel checks.
12827 (gimplify_omp_task): New function.
12828 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12830 * omp-low.c (extract_omp_for_data): Use schedule(static)
12831 for schedule(auto). Handle pointer and unsigned iterators.
12832 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12833 Add loops argument. Extract data for collapsed OMP_FOR loops.
12834 (expand_parallel_call): Assert sched_kind isn't auto,
12835 map runtime schedule to index 3.
12836 (struct omp_for_data_loop): New type.
12837 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12838 Add loop, loops, collapse and iter_type fields.
12839 (workshare_safe_to_combine_p): Disallow combined for if
12840 iter_type is unsigned long long. Don't combine collapse > 1 loops
12841 unless all bounds and steps are constant. Adjust extract_omp_for_data
12843 (expand_omp_for_generic): Handle pointer, unsigned and long long
12844 iterators. Handle collapsed OMP_FOR loops. Adjust
12845 for struct omp_for_data changes. If libgomp function doesn't return
12846 boolean_type_node, add comparison of the return value with 0.
12847 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12848 pointer, unsigned and long long iterators. Adjust for struct
12849 omp_for_data changes.
12850 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12851 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12852 unsigned long long. Allocate loops array, pass it to
12853 extract_omp_for_data. For collapse > 1 loops use always
12854 expand_omp_for_generic.
12855 (omp_context): Add sfield_map and srecord_type fields.
12856 (is_task_ctx, lookup_sfield): New functions.
12857 (use_pointer_for_field): Use is_task_ctx helper. Change first
12858 argument's type from const_tree to tree. Clarify comment.
12859 In OMP_TASK disallow copy-in/out sharing.
12860 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12861 (install_var_field): Add mask argument. Populate both record_type
12862 and srecord_type if needed.
12863 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12865 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12866 and DECL_FIELD_OFFSET.
12867 (scan_sharing_clauses): Adjust install_var_field callers. For
12868 firstprivate clauses on explicit tasks allocate the var by value in
12869 record_type unconditionally, rather than by reference.
12870 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12871 Use is_taskreg_ctx instead of is_parallel_ctx.
12872 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12873 (create_omp_child_function_name): Add task_copy argument, use
12874 *_omp_cpyfn* names if it is true.
12875 (create_omp_child_function): Add task_copy argument, if true create
12876 *_omp_cpyfn* helper function.
12877 (scan_omp_parallel): Adjust create_omp_child_function callers.
12878 Rename parallel_nesting_level to taskreg_nesting_level.
12879 (scan_omp_task): New function.
12880 (lower_rec_input_clauses): Don't run constructors for firstprivate
12881 explicit task vars which are initialized by *_omp_cpyfn*.
12882 Pass outer var ref to omp_clause_default_ctor hook if
12883 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12884 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12885 OMP_CLAUSE_REDUCTION_INIT.
12886 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12887 avoid duplicate setting of fields. Handle
12888 OMP_CLAUSE_PRIVATE_OUTER_REF.
12889 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12890 copy-out if TREE_READONLY, only copy-in.
12891 (expand_task_copyfn): New function.
12892 (expand_task_call): New function.
12893 (struct omp_taskcopy_context): New type.
12894 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12896 (lower_omp_parallel): Rename to...
12897 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12898 Call create_task_copyfn if srecord_type is needed. Adjust
12900 (task_shared_vars): New variable.
12901 (check_omp_nesting_restrictions): Warn if work-sharing,
12902 barrier, master or ordered region is closely nested inside OMP_TASK.
12903 Add warnings for barrier if closely nested inside of work-sharing,
12904 ordered, or master region.
12905 (scan_omp_1): Call check_omp_nesting_restrictions even for
12906 GOMP_barrier calls. Rename parallel_nesting_level to
12907 taskreg_nesting_level. Handle OMP_TASK.
12908 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12909 work-sharing construct, continue looking for them on parent parallel
12911 (lower_omp_for_lastprivate): Add lastprivate clauses
12912 to the beginning of dlist rather than end. Adjust for struct
12913 omp_for_data changes.
12914 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12915 not after it. Handle collapsed OMP_FOR loops, adjust for
12916 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12917 (get_ws_args_for): Adjust extract_omp_for_data caller.
12918 (scan_omp_for): Handle collapsed OMP_FOR
12919 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12920 (lower_omp_single_simple): If libgomp function doesn't return
12921 boolean_type_node, add comparison of the return value with 0.
12922 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12923 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12924 (parallel_nesting_level): Rename to...
12925 (taskreg_nesting_level): ... this.
12926 (is_taskreg_ctx): New function.
12927 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12928 of is_parallel_ctx.
12929 (execute_lower_omp): Rename parallel_nesting_level to
12930 taskreg_nesting_level.
12931 (expand_omp_parallel): Rename to...
12932 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12933 Call omp_task_call for OMP_TASK regions.
12934 (expand_omp): Adjust caller, handle OMP_TASK.
12935 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12937 * bitmap.c (bitmap_default_obstack_depth): New variable.
12938 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12939 if argument is NULL and bitmap_default_obstack is already initialized.
12940 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12942 * matrix-reorg.c (matrix_reorg): Likewise.
12944 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12946 * config/i386/i386.md (*indirect_jump): Macroize using P
12947 mode iterator. Remove !TARGET_64BIT from insn constraints.
12948 (*tablejump_1): Ditto.
12949 (*indirect_jump_rex64): Remove insn pattern.
12950 (*tablejump_1_rex64): Ditto.
12951 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12952 and eh_return_si insn patterns.
12954 2008-06-06 Richard Guenther <rguenther@suse.de>
12956 * tree-ssa-structalias.c (merge_smts_into): Remove.
12957 (find_what_p_points_to): Do not bother to compute the
12958 points-to set for pt_anything pointers.
12959 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12960 for pt_anything pointers is ok.
12962 2008-06-06 Jan Hubicka <jh@suse.cz>
12964 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12966 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12968 * cgraph.c: Fix typos in comments.
12969 (cgraph_availability_names): Fix string typo.
12970 * fold-const.c: Fix typos in comments.
12971 (fold_binary): Fix typo in warning.
12972 * genautomata.c: Fix typos in comments.
12973 (check_presence_pattern_sets): Fix typo in local variable.
12974 (output_description): Fix typo in output.
12975 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12976 * hwint.h: Likewise.
12977 * matrix-reorg.c (check_allocation_function): Likewise.
12978 * omega.c (smooth_weird_equations): Likewise.
12979 * auto-inc-dec.c: Fix typos in comments.
12980 * bb-reorder.c: Likewise.
12981 * builtins.c: Likewise.
12982 * c-common.c: Likewise.
12983 * c-cppbuiltin.c: Likewise.
12984 * c-parser.c: Likewise.
12985 * c-pretty-print.c: Likewise.
12986 * cfgcleanup.c: Likewise.
12987 * cfgexpand.c: Likewise.
12988 * cfghooks.c: Likewise.
12989 * cfglayout.c: Likewise.
12990 * cfgloopmanip.c: Likewise.
12991 * cgraphunit.c: Likewise.
12992 * coverage.c: Likewise.
12993 * dbxout.c: Likewise.
12994 * df-byte-scan.c: Likewise.
12995 * df-core.c: Likewise.
12996 * df-problems.c: Likewise.
12997 * df-scan.c: Likewise.
12999 * dominance.c: Likewise.
13000 * domwalk.c: Likewise.
13002 * dwarf2out.c: Likewise.
13003 * emit-rtl.c: Likewise.
13004 * et-forest.c: Likewise.
13005 * function.c: Likewise.
13006 * function.h: Likewise.
13008 * gcov-io.c: Likewise.
13009 * gcov.c: Likewise.
13010 * gcse.c: Likewise.
13011 * genattrtab.c: Likewise.
13012 * ggc-page.c: Likewise.
13013 * gimplify.c: Likewise.
13014 * gthr-lynx.h: Likewise.
13015 * haifa-sched.c: Likewise.
13016 * ipa-cp.c: Likewise.
13017 * ipa-inline.c: Likewise.
13018 * ipa-prop.h: Likewise.
13019 * ipa-pure-const.c: Likewise.
13020 * ipa-struct-reorg.c: Likewise.
13021 * ipa-struct-reorg.h: Likewise.
13022 * ipa-type-escape.c: Likewise.
13024 * loop-doloop.c: Likewise.
13025 * mips-tfile.c: Likewise.
13026 * mkmap-flat.awk: Likewise.
13027 * mkmap-symver.awk: Likewise.
13028 * modulo-sched.c: Likewise.
13029 * omp-low.c: Likewise.
13030 * optabs.c: Likewise.
13031 * optabs.h: Likewise.
13032 * opts.c: Likewise.
13033 * passes.c: Likewise.
13034 * postreload-gcse.c: Likewise.
13035 * postreload.c: Likewise.
13036 * predict.c: Likewise.
13037 * pretty-print.h: Likewise.
13038 * profile.c: Likewise.
13039 * protoize.c: Likewise.
13040 * ra-conflict.c: Likewise.
13041 * real.c: Likewise.
13042 * recog.c: Likewise.
13043 * regclass.c: Likewise.
13044 * regs.h: Likewise.
13045 * reload.c: Likewise.
13046 * rtl-error.c: Likewise.
13047 * rtlanal.c: Likewise.
13048 * scan.h: Likewise.
13049 * sched-rgn.c: Likewise.
13051 * stmt.c: Likewise.
13052 * target.h: Likewise.
13053 * tree-dfa.c: Likewise.
13054 * tree-eh.c: Likewise.
13055 * tree-flow-inline.h: Likewise.
13056 * tree-inline.c: Likewise.
13057 * tree-into-ssa.c: Likewise.
13058 * tree-loop-distribution.c: Likewise.
13059 * tree-nested.c: Likewise.
13060 * tree-parloops.c: Likewise.
13061 * tree-pass.h: Likewise.
13062 * tree-pretty-print.c: Likewise.
13063 * tree-profile.c: Likewise.
13064 * tree-scalar-evolution.c: Likewise.
13065 * tree-sra.c: Likewise.
13066 * tree-ssa-alias-warnings.c: Likewise.
13067 * tree-ssa-ccp.c: Likewise.
13068 * tree-ssa-coalesce.c: Likewise.
13069 * tree-ssa-dom.c: Likewise.
13070 * tree-ssa-dse.c: Likewise.
13071 * tree-ssa-forwprop.c: Likewise.
13072 * tree-ssa-live.c: Likewise.
13073 * tree-ssa-live.h: Likewise.
13074 * tree-ssa-loop-im.c: Likewise.
13075 * tree-ssa-loop-ivopts.c: Likewise.
13076 * tree-ssa-loop-niter.c: Likewise.
13077 * tree-ssa-loop-prefetch.c: Likewise.
13078 * tree-ssa-phiopt.c: Likewise.
13079 * tree-ssa-phiprop.c: Likewise.
13080 * tree-ssa-sccvn.c: Likewise.
13081 * tree-ssa-ter.c: Likewise.
13082 * tree-ssa-threadupdate.c: Likewise.
13083 * tree-ssa.c: Likewise.
13084 * tree-vect-analyze.c: Likewise.
13085 * tree-vect-transform.c: Likewise.
13086 * tree-vectorizer.c: Likewise.
13087 * tree-vn.c: Likewise.
13088 * tree-vrp.c: Likewise.
13089 * tree.c: Likewise.
13090 * tree.def: Likewise.
13091 * tree.h: Likewise.
13092 * unwind-dw2-fde.c: Likewise.
13093 * unwind.inc: Likewise.
13094 * value-prof.c: Likewise.
13095 * vmsdbgout.c: Likewise.
13097 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13099 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13100 always place FP constants in the TOC for TARGET_POWERPC64.
13101 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13103 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13105 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13106 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13107 enable for TARGET_E500_DOUBLE.
13108 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13109 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13110 floating-point modes like integer modes for E500 double.
13111 (rs6000_legitimate_offset_address_p): Likewise.
13112 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13113 addressing for DDmode for E500 double.
13114 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13115 modes as using 64-bits of registers for E500 double.
13116 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13117 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13118 specially for E500 double.
13119 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13120 TDmode for E500 double.
13121 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13122 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13123 (rs6000_split_multireg_move): Do not handle TDmode specially for
13125 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13126 using 64-bit registers for E500 double.
13127 (emit_frame_save): Do not handle DDmode specially for E500 double.
13128 (gen_frame_mem_offset): Likewise.
13129 (rs6000_function_value): Do not call spe_build_register_parallel
13130 for DDmode or TDmode.
13131 (rs6000_libcall_value): Likewise.
13132 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13133 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13136 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13138 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13141 2008-06-04 Junjie Gu <jgu@tensilica.com>
13143 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13144 comparison for frame pointers.
13146 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13149 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13151 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13154 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13155 register is already smaller or equal to required mode.
13157 2008-06-04 Xinliang David Li <davidxl@google.com>
13159 * tree-call-cdce.c: New file.
13160 (cond_dead_built_in_calls): New static variable.
13161 (input_domain): New struct.
13162 (check_pow): New function.
13163 (check_builtin_call): Ditto.
13164 (check_target_format): Ditto.
13165 (is_call_dce_candidate): Ditto.
13166 (gen_one_condition): Ditto.
13167 (gen_conditions_for_domain): Ditto.
13168 (get_domain): Ditto.
13169 (gen_conditions_for_pow_cst_base): Ditto.
13170 (gen_conditions_for_pow_int_base): Ditto.
13171 (gen_conditions_for_pow): Ditto.
13172 (get_no_error_domain): Ditto.
13173 (gen_shrink_wrap_conditions): Ditto.
13174 (shrink_wrap_one_built_in_call): Ditto.
13175 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13176 (tree_call_cdce): Ditto.
13177 (gate_call_cdce): Ditto.
13178 (pass_call_cdce): New gimple pass.
13179 * passes.c: (init_optimization_passes): New pass.
13180 * tree-pass.h: New pass declaration.
13181 * opts.c (decode_options): New flag setting.
13182 * common.opt: Add -ftree-builtin-call-dce flag.
13183 * Makefile.in: Add new source file.
13184 * tempvar.def: New tv_id.
13185 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13187 2008-06-04 Richard Guenther <rguenther@suse.de>
13189 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13190 (is_call_clobbered): Always check var_ann->call_clobbered.
13191 (mark_call_clobbered): Always set var_ann->call_clobbered.
13192 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13193 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13194 (reset_alias_info): Clear call clobbering info on MTAGs and
13196 (set_pt_anything): Set pt_global_mem.
13197 (create_tag_raw): Adjust comment.
13198 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13200 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13201 Maxim Kuvyrkov <maxim@codesourcery.com>
13203 * config/m68k/m68k.opt (mxgot): New option.
13204 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13205 (m68k_output_addr_const_extra): New.
13206 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13207 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13208 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13209 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13211 2008-06-04 Richard Guenther <rguenther@suse.de>
13213 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13214 negative or non-representable offsets.
13216 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13218 * config/i386/i386.c (ix86_gen_leave): New.
13219 (ix86_gen_pop1): Likewise.
13220 (ix86_gen_add3): Likewise.
13221 (ix86_gen_sub3): Likewise.
13222 (ix86_gen_sub3_carry): Likewise.
13223 (ix86_gen_one_cmpl2): Likewise.
13224 (ix86_gen_monitor): Likewise.
13225 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13226 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13227 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13228 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13229 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13230 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13231 (ix86_expand_epilogue): Updated.
13232 (print_operand): Handle integer register operand for 'z'.
13233 (ix86_expand_strlensi_unroll_1): Likewise.
13234 (ix86_expand_strlen): Likewise.
13235 (ix86_expand_builtin): Likewise.
13236 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13237 mov{q}/mov{l} and add{q}/add{l}.
13239 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13241 * config/i386/i386.md (P): New mode iterator.
13242 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13243 using P mode iterator.
13244 (DFmode push_operand splitter): Ditto.
13245 (XFmode push_operand splitter): Ditto.
13246 (DFmode float_extend SFmode push_operand splitter): Ditto.
13247 (XFmode float_extend SFmode push_operand splitter): Do not generate
13248 SImode pushes for 64bit target. Macroize Dimode and SImode
13249 pushes using P mode iterator.
13250 (XFmode float_extend DFmode push_operand splitter): Ditto.
13252 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13254 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13255 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13256 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13257 return type to int.
13258 (ix86_call_abi_override): Remove check for call_used_regs.
13260 2008-06-03 Richard Guenther <rguenther@suse.de>
13262 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13263 for the lhs of calls if the return type contains pointers.
13265 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13267 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13268 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13269 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13270 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13271 of cfun and DEFAULT_ABI to deceide abi mode.
13272 (DEFAULT_ABI): New.
13273 (REG_PARM_STACK_SPACE): Removed.
13274 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13275 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13276 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13277 (ix86_function_abi): Likewise.
13278 (ix86_function_type_abi): Likewise.
13279 (ix86_call_abi_override): Likewise.
13280 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13281 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13282 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13283 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13285 (X86_64_REGPARM_MAX): New.
13286 (X86_64_SSE_REGPARM_MAX): New.
13287 (X64_REGPARM_MAX): New.
13288 (X64_SSE_REGPARM_MAX): New.
13289 (X86_32_REGPARM_MAX): New.
13290 (X86_32_SSE_REGPARM_MAX): New.
13291 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13292 (ix86_function_regparm): Handle user calling abi.
13293 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13294 by DEFAULT_ABI versus SYSV_ABI check.
13295 (ix86_reg_parm_stack_space): New.
13296 (ix86_function_type_abi): New.
13297 (ix86_call_abi_override): New.
13298 (ix86_function_abi): New.
13299 (ix86_cfun_abi): New.
13300 (init_cumulative_args): Call abi specific initialization.
13301 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13302 (function_arg_64): Extend SSE_REGPARM_MAX check.
13303 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13304 (ix86_pass_by_reference): Likewise.
13305 (ix86_function_value_regno_p): Likewise.
13306 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13307 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13308 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13309 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13310 (setup_incoming_varargs_64): Adjust regparm for call abi.
13311 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13312 (ix86_va_start): Likewise.
13313 (ix86_gimplify_va_arg): Likewise.
13314 (ix86_expand_prologue): Likewise.
13315 (output_pic_addr_const): Likewise.
13316 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13317 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13318 (x86_output_mi_thunk): Likewise.
13319 (x86_function_profiler): Likewise.
13320 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13321 (SYSV_ABI, MS_ABI): New constants.
13322 (DEFAULT_ABI): New.
13323 (init_regs): Add prototype of function in regclass.c file.
13324 (OVERRIDE_ABI_FORMAT): New.
13325 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13326 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13327 (OUTGOING_REG_PARM_STACK_SPACE): New.
13328 (ix86_reg_parm_stack_space): New prototype.
13329 (CUMULATIVE_ARGS): Add call_abi member.
13330 (machine_function): Add call_abi member.
13331 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13332 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13334 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13337 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13338 (avr_builtin_setjmp_frame_value): New function.
13339 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13340 (nonlocal_goto): Define.
13342 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13344 * config/mips/mips.c (mips_emit_loadgp): Return early if
13345 there is nothing do to, otherwise emit a blockage if
13346 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13347 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13349 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13351 * configure.ac: Drop unneeded backslash ending up in config.in.
13352 * acinclude.m4: Likewise.
13353 * config.in: Regenerate.
13355 2008-05-26 Jan Hubicka <jh@suse.cz>
13357 * predict.c (maybe_hot_frequency_p): Break out of...
13358 (maybe_hot_bb_p): ... here.
13359 (maybe_hot_edge_p): New.
13360 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13361 * basic-block.h (maybe_hot_edge_p): Declare.
13363 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13365 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13366 (*cmpfp_<mode>_cc): Ditto.
13367 (*fp_jcc_8<mode>_387): Ditto.
13368 (*fop_<MODEF:mode>_2_i387): Ditto.
13369 (*fop_<MODEF:mode>_3_i387): Ditto.
13370 (*fop_xf_2_i387): Ditto.
13371 (*fop_xf_3_i387): Ditto.
13373 2008-06-02 Tomas Bily <tbily@suse.cz>
13375 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13377 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13379 * config/mips/mips.c (mips_valid_offset_p): New function.
13380 (mips_valid_lo_sum_p): Likewise.
13381 (mips_classify_address): Use them.
13382 (mips_force_address): New function.
13383 (mips_legitimize_address): Use it.
13384 * config/mips/mips.md (MOVE128): New mode iterator.
13385 (movtf): Require TARGET_64BIT. Remove empty strings.
13386 (*movtf_internal): Rename to...
13387 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13388 of "R" and use {,fp}{load,store} attributes instead of "multi".
13389 Use a separate define_split.
13390 (*movtf_mips16): New pattern.
13392 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13394 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13395 * config/mips/mips.c (mips_expand_before_return): New function.
13396 (mips_expand_epilogue): Call it.
13397 * config/mips/mips.md (return): Turn into a define_expand.
13398 (*return): New insn.
13400 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13402 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13403 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13404 functions. Do not emit uses and clobbers of CONCATs; individually
13405 use and clobber their operands.
13406 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13407 gen_clobber, emit_use and gen_use.
13408 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13409 (expand_builtin_return): Likewise.
13410 * cfgbuild.c (count_basic_blocks): Likewise.
13411 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13412 * explow.c (emit_stack_restore): Likewise.
13413 * expmed.c (extract_bit_field_1): Likewise.
13414 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13415 (emit_move_multi_word, store_constructor): Likewise.
13416 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13417 (thread_prologue_and_epilogue_insns): Likewise.
13418 * lower-subreg.c (resolve_simple_move): Likewise.
13419 * optabs.c (widen_operand, expand_binop): Likewise.
13420 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13421 * reload.c (find_reloads): Likewise.
13422 * reload1.c (eliminate_regs_in_insn): Likewise.
13423 * stmt.c (expand_nl_goto_receiver): Likewise.
13424 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13425 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13426 * config/arm/arm.c (arm_load_pic_register): Likewise.
13427 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13428 * config/arm/arm.md (untyped_return): Likewise.
13429 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13430 * config/avr/avr.c (expand_prologue): Likewise.
13431 * config/bfin/bfin.c (do_unlink): Likewise.
13432 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13433 * config/cris/cris.c (cris_expand_prologue): Likewise.
13434 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13435 (machopic_legitimize_pic_address): Likewise.
13436 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13437 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13438 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13439 (ix86_expand_convert_uns_didf_sse): Likewise.
13440 (ix86_expand_vector_init_general): Likewise.
13441 * config/ia64/ia64.md (eh_epilogue): Likewise.
13442 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13443 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13444 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13445 (config/iq2000/iq2000.c): Likewise.
13446 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13447 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13448 (builtin_longjmp): Likewise.
13449 * config/mn10300/mn10300.md (call, call_value): Likewise.
13450 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13451 * config/pdp11/pdp11.md (abshi2): Likewise.
13452 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13453 * config/s390/s390.c (s390_emit_prologue): Likewise.
13454 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13455 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13456 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13457 * config/sh/sh.c (prepare_move_operands): Likewise.
13458 (output_stack_adjust, sh_expand_epilogue): Likewise.
13459 (sh_set_return_address, sh_expand_t_scc): Likewise.
13460 * config/sparc/sparc.c (load_pic_register): Likewise.
13461 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13462 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13463 * config/v850/v850.c (expand_epilogue): Likewise.
13465 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13467 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13468 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13469 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13470 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13471 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13472 stack pointer register.
13473 (output_movhi): Remove code for interrupt specific writing to the
13474 stack pointer register.
13476 2008-05-31 Richard Guenther <rguenther@suse.de>
13478 PR tree-optimization/34244
13479 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13480 (tree_expr_nonzero_warnv_p): Likewise.
13481 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13482 ssa_name_nonnegative_p.
13483 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13484 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13485 not tree_expr_nonzero_warnv_p.
13487 PR tree-optimization/36262
13489 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13491 PR tree-optimization/34244
13492 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13493 (record_numbers_of_iterations): New function.
13494 (execute_vrp): Cache the numbers of iterations of loops.
13495 * tree-scalar-evolution.c (scev_reset_except_niters):
13497 (scev_reset): Use scev_reset_except_niters.
13498 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13500 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13502 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13503 __WORKAROUND_RETS when appropriate.
13505 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13507 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13508 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13510 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13511 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13512 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13513 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13514 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13515 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13516 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13517 *fop_df_1_sse insn patterns using MODEF mode iterator.
13518 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13519 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13520 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13521 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13522 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13523 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13524 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13525 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13526 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13527 (*fop_xf_5_i387): Ditto.
13528 (*fop_xf_6_i387): Ditto.
13530 2008-05-30 Richard Guenther <rguenther@suse.de>
13532 * builtins.c (build_string_literal): Avoid generating
13533 a non-gimple_val result.
13535 2008-05-30 DJ Delorie <dj@redhat.com>
13537 * exec-tool.in: Use an environment variable (private) instead of a
13538 file (shared) as a semaphore, so as to not break parallel builds.
13540 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13542 * optabs.c (maybe_encapsulate_block): Remove.
13543 (emit_libcall_block): Adjust accordingly.
13544 * optabs.h (maybe_encapsulate_block): Remove prototype.
13546 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13547 Don't use maybe_encapsulate_block.
13549 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13551 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13552 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13553 rtx is a SYMBOL_REF before calling get_pool_constant.
13555 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13557 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13559 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13561 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13562 rather than OS names to choose INO_T_EQ definition.
13563 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13564 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13566 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13569 * config/darwin-f.c: New.
13570 * config/t-darwin: Added rule to build darwin-f.o.
13571 * config.gcc: Defined new variable, fortran_target_objs.
13572 (*-*-darwin*): Set fortran_target_objs.
13573 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13574 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13575 * configure: Regenerated.
13577 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13580 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13581 canonical type if needed.
13583 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13585 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13587 2008-05-29 Richard Guenther <rguenther@suse.de>
13589 PR tree-optimization/36343
13590 PR tree-optimization/36346
13591 PR tree-optimization/36347
13592 * tree-flow.h (clobber_what_p_points_to): Declare.
13593 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13594 pointed-to variable is dereferenced is irrelevant to whether
13595 the pointer can access the pointed-to variable.
13596 (clobber_what_p_points_to): New function.
13597 * tree-ssa-alias.c (set_initial_properties): Use it.
13598 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13599 call clobber check for NMTs.
13601 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13603 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13604 for printing gcov_type.
13606 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13608 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13609 and the eh region information.
13610 * value-prof.c (gimple_move_stmt_histograms): New function.
13611 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13613 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13615 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13617 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13619 * value-prof.c (tree_ic_transform): Print counts.
13620 * tree-profile.c (tree_gen_ic_func_profiler):
13621 Clear __gcov_indreict_call_callee variable to avoid misattribution
13624 2008-05-28 Rafael EspÃndola <espindola@google.com>
13626 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13629 2008-05-28 Richard Guenther <rguenther@suse.de>
13631 PR tree-optimization/36339
13632 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13633 and clobbering code out of the loop.
13635 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13637 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13640 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13641 s390_contiguous_bitmask_p, s390_symref_operand_p,
13642 s390_check_symref_alignment, s390_reload_larl_operand,
13643 s390_reload_symref_address): New functions.
13644 (s390_branch_condition_mnemonic): Support compare and branch
13646 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13647 and 'W' constraints.
13648 (s390_secondary_reload): Add secondary reloads for unaligned
13649 symbol refs or symbol refs to floating point or QI/TI mode
13651 (legitimate_address_p): Accept symbol references as addresses.
13652 (s390_expand_insv): Use rotate and insert selected bits
13653 instruction for insv when building for z10.
13654 (print_operand_address): Handle symbol ref addresses.
13655 (print_operand): Output modifier 'c' added for signed byte values.
13656 (s390_encode_section_info): Mark symbol refs with
13657 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13659 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13660 (length attribute): RRF, RRR have 4 byte length.
13661 (FPALL, INTALL): New mode iterators added.
13662 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13663 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13664 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13665 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13666 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13667 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13668 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13669 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13671 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13672 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13673 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13674 reload<INTALL:mode><P:mode>_toreg_z10,
13675 reload<FPALL:mode><P:mode>_tomem_z10,
13676 reload<FPALL:mode><P:mode>_toreg_z10,
13677 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13678 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13679 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13680 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13682 (movmem, clrmem, cmpmem): New splitters added.
13684 * config/s390/predicates.md (larl_operand): Use
13685 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13686 SYMBOL_REF_ALIGN1_P.
13687 (s390_signed_integer_comparison,
13688 s390_unsigned_integer_comparison): New predicates.
13690 * config/s390/s390-protos.h (s390_check_symref_alignment,
13691 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13692 s390_reload_symref_address,
13693 s390_compare_and_branch_condition_mask): Prototypes added.
13695 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13696 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13697 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13699 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13701 * config/s390/s390.c (z10_cost): New cost function for z10.
13702 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13703 (s390_issue_rate): Adjust issue rate for z10.
13704 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13705 (processor_flags): Add PF_Z10.
13706 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13707 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13708 * gcc/config.gcc: Add z10.
13710 2008-05-28 Richard Guenther <rguenther@suse.de>
13712 PR tree-optimization/36291
13713 * tree-flow. h (struct gimple_df): Remove var_anns member.
13714 * tree-flow-inline.h (gimple_var_anns): Remove.
13715 (var_ann): Simplify.
13716 * tree-dfa.c (create_var_ann): Simplify.
13717 (remove_referenced_var): Clear alias info from var_anns of globals.
13718 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13719 (delete_tree_ssa): Clear alias info from var_anns of globals.
13720 Do not free var_anns.
13721 (var_ann_eq): Remove.
13722 (var_ann_hash): Likewise.
13724 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13726 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13727 and loongson2f entries.
13728 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13729 * config/mips/mips.h (processor_type): Add Loongson-2E
13730 and Loongson-2F entries.
13731 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13732 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13733 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13734 * doc/invoke.texi (MIPS Options): Document loongson2e
13735 and loongson2f processor names.
13737 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13741 * config/i386/i386.c (ix86_function_arg_boundary): Use
13742 alignment of canonical type.
13743 (ix86_expand_vector_move): Check unaligned memory access for
13746 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13748 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13749 Moved to the front of file.
13751 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13752 H.J. Lu <hongjiu.lu@intel.com>
13754 * dwarf2out.c (current_fde): New.
13756 (lookup_cfa:): Likewise.
13757 (dwarf2out_end_epilogue): Likewise.
13758 (dwarf2out_note_section_used): Likewise.
13760 2008-05-27 Michael Matz <matz@suse.de>
13763 * c.opt (Wenum-compare): New warning option.
13764 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13766 2008-05-27 Michael Matz <matz@suse.de>
13768 PR middle-end/36326
13769 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13771 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13772 into memory as tail calls.
13774 2008-05-27 Richard Guenther <rguenther@suse.de>
13776 PR tree-optimization/36339
13777 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13778 pointers cause all addressable variables to be call clobbered.
13780 2008-05-27 Richard Guenther <rguenther@suse.de>
13782 PR tree-optimization/36245
13783 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13785 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13787 * config/s390/s390.md: Replace all occurences of the 'm'
13788 constraint with 'RT'.
13790 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13792 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13794 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13796 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13797 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13798 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13800 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13802 * reload.c: (find_reloads): Skip alternatives according to the
13803 "enabled" attribute. Constify the constraint variable.
13804 * recog.c (get_attr_enabled): Add default implementation.
13805 (extract_insn): Set the alternative_enabled_p array
13806 in the recog_data struct.
13807 (preprocess_constraints, constrain_operands): Skip
13808 alternatives according to the "enabled" attribute
13809 * recog.h (struct recog_data): New field alternative_enabled_p.
13810 (skip_alternative): New inline function.
13811 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13812 (record_reg_classes): Skip alternative according to the
13813 "enabled" attribute.
13815 * doc/md.texi: Add documention for the "enabled" attribute.
13817 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13819 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13820 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13821 constraint with TARGET_MEM_CONSTRAINT.
13822 * recog.c (asm_operand_ok, preprocess_constraints,
13823 constrain_operands): Likewise.
13824 * regclass.c (record_reg_classes): Likewise.
13825 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13826 * reload1.c (maybe_fix_stack_asms): Likewise.
13827 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13828 * recog.h: Adjust comment.
13829 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13830 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13831 * doc/md.texi: Add a note to description of 'm' constraint.
13832 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13834 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13836 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13837 that the bitfield is of integral type before testing its precision.
13839 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13840 Sa Liu <saliu@de.ibm.com>
13842 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13843 __modti3, __udivti3, __umodti3 and __udivmodti4.
13844 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13845 that implement TImode mul and div functions.
13846 * config/spu/multi3.c: New. Implement __multi3.
13847 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13848 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13851 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13853 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13854 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13855 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13856 tls_sysv_suffix): New mode and mode attribute iterators.
13857 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13858 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13859 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13860 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13861 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13864 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13866 PR tree-optimization/36329
13867 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13868 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13869 * cgraphbuild.c (initialize_inline_failed): Use the latter
13870 macro in lieu of the former.
13871 * ipa-inline.c (cgraph_mark_inline): Likewise.
13872 (cgraph_decide_inlining_of_small_function): Likewise.
13873 (cgraph_decide_inlining): Likewise.
13874 (cgraph_decide_inlining_incrementally): Likewise.
13876 2008-05-26 Tristan Gingold <gingold@adacore.com>
13877 Anatoly Sokolov <aesok@post.ru>
13879 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13880 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13881 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13882 optimization for 'avr6' architecture.
13884 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13887 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13889 2008-05-26 Richard Guenther <rguenther@suse.de>
13891 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13892 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13894 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13896 PR middle-end/36253
13897 * caller-save.c (insert_restore): Verify alignment of spill space.
13898 (insert_save): Likewise.
13899 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13900 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13901 (STACK_SLOT_ALIGNMENT): Likewise.
13902 * function.c (LOCAL_ALIGNMENT): Removed.
13903 (get_stack_local_alignment): New.
13904 (assign_stack_local): Use it. Set alignment on stack slot.
13905 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13906 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13907 (STACK_SLOT_ALIGNMENT): New.
13908 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13909 stack slot in XFmode.
13911 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13913 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13916 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13917 argument operand in rax isn't removed.
13919 2008-05-26 Richard Guenther <rguenther@suse.de>
13921 PR middle-end/36300
13922 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13923 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13925 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13928 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13930 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13932 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13933 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13935 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13937 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13938 build a trampoline if we don't want one.
13939 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13940 return zero for nested functions if we don't want a trampoline.
13942 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13944 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13946 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13949 * c.opt: Removed undocumented option '-lang-fortran'.
13950 * c-common.h: Removed global variable 'lang_fortran'.
13951 * c-opts.c (c_common_handle_option): Removed code to handle
13952 option '-lang-fortran'. Updated includes.
13953 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13954 definition of '__GFORTRAN__'.
13955 (define__GNUC__): Reimplemented to use BASEVER and
13956 cpp_define_formatted.
13957 (builtin_define_with_value_n): Removed.
13958 * c-incpath.h: Renamed to ...
13959 * incpath.h: ... this.
13960 * c-incpath.c: Renamed to ...
13961 * incpath.c: ... this. Updated includes.
13962 * fix-header.c: Updated includes.
13963 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13964 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13965 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13967 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13969 * tree.h: Update the table of flags used on tree nodes.
13970 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13971 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13972 (FORCED_LABEL): Add access check.
13973 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13974 (ASM_INPUT_P): Likewise.
13975 (ASM_VOLATILE_P): Likewise.
13976 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13977 (OMP_SECTION_LAST): Access private_flag directly.
13978 (OMP_RETURN_NOWAIT): Likewise.
13979 (OMP_PARALLEL_COMBINED): Likewise.
13980 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13981 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13982 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13983 deprecated_flag directly.
13985 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13987 * final.c (frame_pointer_needed): Removed.
13988 * flags.h (frame_pointer_needed): Likewise.
13990 * function.h (rtl_data): Add frame_pointer_needed.
13991 (frame_pointer_needed): New.
13993 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13995 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13997 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13999 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14002 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14004 * c-common.c (strip_array_types): Move function to..
14006 (get_inner_array_type): Delete.
14007 * c-common.h (strip_array_types): Move declaration to..
14009 (get_inner_array_type): Delete.
14010 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14011 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14012 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14013 * config/pa/pa.c (emit_move_sequence): Likewise.
14015 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14017 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14020 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14022 * function.c: Include target hook for nonlocal_goto frame value.
14024 2008-05-24 Richard Guenther <rguenther@suse.de>
14026 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14027 variable can be only accessed through a pointer or a union.
14029 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14031 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14032 * doc/extend.texi: Likewise.
14034 2008-05-23 DJ Delorie <dj@redhat.com>
14036 * config/m32c/jump.md (untyped_call): Add.
14038 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14039 for A24 to PSImode.
14040 (m32c_address_cost): Detail costs for indirect offsets.
14042 2008-05-23 Rafael EspÃndola <espindola@google.com>
14044 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14045 if a node is a SUBREG.
14046 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14049 2008-05-23 Paul Brook <paul@codesourcery.com>
14050 Carlos O'Donell <carlos@codesourcery.com>
14052 * doc/extend.texi: Clarify use of __attribute__((naked)).
14053 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14054 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14055 * function.c (use_register_for_decl): Use
14056 targetm.calls.allocate_stack_slots_for_args.
14057 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14058 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14059 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14061 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14063 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14065 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14067 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14068 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14069 is only rounded once.
14071 2008-05-23 Richard Guenther <rguenther@suse.de>
14073 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14075 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14076 Jakub Jelinek <jakub@redhat.com>
14079 * configure.ac: Handle --enable-cld.
14080 * configure: Regenerated.
14081 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14082 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14083 (ix86_current_function_needs_cld): New define.
14084 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14085 (cld): New isns pattern.
14086 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14087 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14088 * config/i386/i386.opt (mcld): New option.
14089 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14090 TARGET_CLD and ix86_current_function_needs_cld.
14091 (override_options): Use -mcld by default for 32-bit code if
14094 * doc/install.texi (Options specification): Document --enable-cld.
14095 * doc/invoke.texi (Machine Dependent Options)
14096 [i386 and x86-64 Options]: Add -mcld option.
14097 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14099 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14100 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14101 (return_in_memory_64): Likewise.
14102 (return_in_memory_ms_64): Likewise.
14104 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14106 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14107 * builtins.c (fold_builtin_fpclassify): New.
14108 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14109 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14110 * c-common.c (handle_type_generic_attribute): Adjust to accept
14111 fixed arguments before an elipsis.
14112 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14113 * doc/extend.texi: Document __builtin_fpclassify.
14115 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14117 * omp-low.c (gate_expand_omp_ssa): Remove.
14118 (pass_expand_omp_ssa): Remove.
14119 (gate_expand_omp): Do not check for flag_openmp_ssa.
14120 * common.opt (-fopenmp-ssa): Remove.
14121 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14123 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14125 * config/sh/sh.opt (mfixed-range): New option.
14126 * config/sh/sh-protos.h (sh_fix_range): Declare.
14127 * config/sh/sh.c (sh_fix_range): New function.
14128 * config/sh/sh.h (sh_fixed_range_str): Declare.
14129 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14131 * doc/invoke.texi (SH Options): Document -mfixed-range.
14133 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14135 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14136 it before the redeclaration.
14138 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14140 * config/avr/avr.c (get_sequence_length): Add new function.
14141 (expand_prologue, expand_epilogue): Remove duplicate code.
14143 2008-05-22 Rafael EspÃndola <espindola@google.com>
14145 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14148 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14150 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14151 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14153 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14154 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14155 (vect_update_misalignment_for_peel): Likewise.
14156 (vector_alignment_reachable_p): Likewise.
14157 * tree-vect-transform.c (vectorizable_load): Likewise.
14158 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14159 (get_vectype_for_scalar_type): Pass mode of scalar_type
14160 to UNITS_PER_SIMD_WORD.
14162 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14163 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14164 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14165 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14166 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14168 2008-05-22 Ira Rosen <irar@il.ibm.com>
14170 PR tree-optimization/36293
14171 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14172 if the first load must be skipped because of a gap.
14174 2008-05-22 Richard Guenther <rguenther@suse.de>
14176 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14177 more cases of offset disambiguation that is possible if
14178 strict-aliasing rules apply.
14179 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14180 for basic offset and type-based disambiguation.
14182 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14184 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14185 ix86_expand_vector_set on V16QImode for SSE4.1.
14187 2008-05-21 Tom Tromey <tromey@redhat.com>
14189 * c.opt (Wimport): Mark as undocumented.
14190 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14192 (Warning Options): Likewise.
14193 * doc/cppopts.texi: Don't mention -Wimport.
14195 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14197 PR tree-optimization/36287
14198 PR tree-optimization/36286
14199 * lambda-code.c (build_access_matrix): Do not use the loop->num
14200 for computing the number of induction variables: use the loop depth
14203 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14206 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14207 option -f(no-)leading-underscore.
14209 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14211 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14212 GET_MODE_NUNITS (mode).
14214 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14216 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14217 (-mmulhw): Add 464 to description.
14218 (-mdlmzb): Likewise.
14219 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14220 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14222 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14223 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14224 * config/rs6000/rs6000.md: Update comments for 464.
14226 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14228 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14230 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14232 * config/i386/sse.md (vec_extractv4sf): Removed.
14233 (vec_extractv2df): Likewise.
14234 (vec_extractv2di): Likewise.
14235 (vec_extractv4si): Likewise.
14236 (vec_extractv8hi): Likewise.
14237 (vec_extractv16qi): Likewise.
14238 (vec_extract<mode>): New.
14240 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14242 * config/i386/sse.md (vec_setv4sf): Removed.
14243 (vec_setv2df): Likewise.
14244 (vec_setv2di): Likewise.
14245 (vec_setv4si): Likewise.
14246 (vec_setv8hi): Likewise.
14247 (vec_setv16qi): Likewise.
14248 (vec_set<mode>): New.
14250 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14252 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14253 goto for vec_concat and vec_interleave.
14255 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14257 * config/i386/sse.md (vec_initv4sf): Removed.
14258 (vec_initv2df): Likewise.
14259 (vec_initv2di): Likewise.
14260 (vec_initv4si): Likewise.
14261 (vec_initv8hi): Likewise.
14262 (vec_initv16qi): Likewise.
14263 (vec_init<mode>): New.
14265 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14267 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14269 2008-05-21 Tom Tromey <tromey@redhat.com>
14271 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14272 (zone_find_object_offset): Likewise.
14273 (gt_ggc_m_S): Likewise.
14274 (highest_bit): Likewise.
14275 * ggc-page.c (gt_ggc_m_S): New function.
14276 * stringpool.c (string_stack): Remove.
14277 (init_stringpool): Update.
14278 (ggc_alloc_string): Use ggc_alloc.
14279 (maybe_delete_ident): New function.
14280 (ggc_purge_stringpool): Likewise.
14281 (gt_ggc_m_S): Remove.
14282 * ggc-common.c (ggc_protect_identifiers): New global.
14283 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14284 ggc_protect_identifiers.
14285 * ggc.h (ggc_protect_identifiers): Declare.
14286 (gt_ggc_m_S): Update.
14287 (ggc_purge_stringpool): Declare.
14288 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14289 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14291 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14293 2008-05-21 David S. Miller <davem@davemloft.net>
14295 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14298 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14300 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14303 2008-05-20 David Daney <ddaney@avtrex.com>
14305 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14306 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14307 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14308 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14309 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14310 (atomic_hiqi_op): New define_code_iterator.
14311 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14312 mips_expand_compare_and_swap_12.
14313 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14314 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14315 (sync_<optab><mode>, sync_old_<optab><mode>,
14316 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14317 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14318 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14319 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14320 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14321 (test_and_set_12): New insn.
14322 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14323 sync_new_<optab><mode>, sync_old_nand<mode>,
14324 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14325 clobber to operand 0 for SI and DI mode insns.
14326 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14327 mips_gen_fn_4): New typedefs.
14328 (mips_gen_fn_ptrs): Define new union type.
14329 (mips_expand_compare_and_swap_12): Remove declaration.
14330 (mips_expand_atomic_qihi): Declare function.
14331 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14332 (mips_expand_atomic_qihi): ... this. Use new generator function
14334 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14335 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14336 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14337 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14338 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14339 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14340 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14341 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14342 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14343 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14346 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14348 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14351 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14353 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14354 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14355 (avr_attribute_table): Add 'OS_main' function attribute.
14356 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14357 functions with 'OS_main' attribute.
14359 2008-05-20 Richard Guenther <rguenther@suse.de>
14361 PR tree-optimization/35204
14362 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14363 helper, split out from ...
14364 (DFS): ... here. Make the DFS walk non-recursive.
14366 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14367 Jan Sjodin <jan.sjodin@amd.com>
14369 PR tree-optimization/36181
14370 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14371 (parallelize_loops): Don't parallelize when the loop has vector
14374 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14375 Sebastian Pop <sebastian.pop@amd.com>
14377 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14378 matrix, and never look at the tree representation of the memory
14380 (linear_transform_loops): Computes parameters and access matrices.
14381 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14383 (access_matrix_get_index_for_parameter): New.
14384 * tree-data-ref.h (struct access_matrix): New.
14385 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14386 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14387 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14388 am_vector_index_for_loop): New.
14389 (struct data_reference): Add field access_matrix.
14390 (DR_ACCESS_MATRIX): New.
14391 (compute_data_dependences_for_loop): Update declaration.
14392 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14393 * lambda.h (lambda_vector_vec_p): Declared.
14394 * lambda-code.c: Depend on pointer-set.h.
14395 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14396 av_for_af_base, av_for_af, build_access_matrix,
14397 lambda_compute_access_matrices): New.
14398 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14400 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14402 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14403 $SOURCEDIR/include.
14405 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14406 Sebastian Pop <sebastian.pop@amd.com>
14408 PR tree-optimization/36206
14409 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14411 (instantiate_scev_1): Rename flags to fold_conversions.
14412 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14413 outeside instantiation_loop.
14414 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14415 (evolution_function_is_affine_or_constant_p): Removed.
14416 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14418 (analyze_siv_subscript): Pass in the loop nest number.
14419 Call evolution_function_is_affine_in_loop instead of
14420 evolution_function_is_affine_p.
14421 (analyze_overlapping_iterations): Pass in the loop nest number.
14423 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14424 Sebastian Pop <sebastian.pop@amd.com>
14426 PR tree-optimization/36206
14427 * tree-chrec.h (chrec_fold_op): New.
14428 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14431 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14433 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14435 (remove_duplicates): Do not set inode on non-inode systems.
14438 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14440 * config.gcc (tm_file): Update comments about relative pathnames.
14442 2008-05-20 Richard Guenther <rguenther@suse.de>
14444 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14445 * tree-ssa-sccvn.c (process_scc): Likewise.
14446 * tree-ssa-sink.c (execute_sink_code): Likewise.
14447 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14448 * tree-vrp.c (process_assert_insertions): Likewise.
14449 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14450 (perform_tree_ssa_dce): Likewise.
14451 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14452 (dump_dominator_optimization_stats): Likewise.
14453 * tree-vectorizer.c (vectorize_loops): Likewise.
14455 2008-05-20 Richard Guenther <rguenther@suse.de>
14457 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14459 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14461 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14462 (ix86_i386elf_return_in_memory): Likewise.
14463 (ix86_i386interix_return_in_memory): Likewise.
14464 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14465 (SUBTARGET_RETURN_IN_MEMORY): New.
14466 * config/i386/i386elf.h: Likewise.
14467 * config/i386/ptx4-i.h: Likewise.
14468 * config/i386/sol2-10.h: Likewise.
14469 * config/i386/sysv4.h: Likewise.
14470 * config/i386/vx-common.h: Likewise.
14471 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14472 * config/i386/i386.c (ix86_return_in_memory): Made static and
14473 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14474 (ix86_i386elf_return_in_memory): Removed.
14475 (ix86_i386interix_return_in_memory): Removed.
14476 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14477 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14479 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14481 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14483 2008-05-19 Xinliang David Li <davidxl@google.com>
14485 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14487 * common.opt: Ditto.
14488 * doc/invoke.texi: Ditto.
14490 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14492 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14493 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14495 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14497 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14498 sizes of operand array from 8/4 to 4/2.
14499 (ix86_expand_vector_init_general): Change size of operand array
14500 from 32 to 16. Remove op0, op1 and half_mode.
14502 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14504 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14505 (ix86_expand_vector_init_interleave): Likewise.
14506 (ix86_expand_vector_init_general): Use them. Assert
14507 word_mode == SImode when n_words == 4.
14509 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14511 * config/i386/i386.c (ix86_secondary_reload): New static function.
14512 (TARGET_SECONDARY_RELOAD): New define.
14513 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14514 * config/i386/i386.md (reload_outqi): Remove.
14516 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14518 PR middle-end/35509
14519 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14520 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14521 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14522 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14523 (fold_builtin_1): Likewise.
14524 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14525 c-common.c (check_builtin_function_arguments): Handle
14526 BUILT_IN_ISINF_SIGN.
14527 * doc/extend.texi: Document __builtin_isinf_sign.
14528 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14530 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14532 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14533 EH cleanup at the end of the pass, search for those that have been
14534 turned into forwarder blocks and do the cleanup on their successor.
14536 2008-05-18 Richard Guenther <rguenther@suse.de>
14538 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14539 pointers to sizetype and vice versa.
14541 2008-05-18 Xinliang David Li <davidxl@google.com>
14543 * gcc/tree-ssa-dce.c: Coding style fix.
14544 (check_pow): Documentation comment.
14545 (check_log): Documenation comment. Coding style fix.
14546 (is_unnecessary_except_errno_call): Ditto.
14547 (gen_conditions_for_pow): Ditto.
14548 (gen_conditions_for_log): Ditto.
14549 (gen_shrink_wrap_conditions): Ditto.
14550 (shrink_wrap_one_built_in_calls): Ditto.
14551 * gcc/doc/invoke.texi: Better documentation string.
14552 * ChangeLog: Fix wrong change log entries from
14553 May 17 checkin on function call DCE.
14555 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14557 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14559 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14561 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14562 * df-problems.c (simulation routines): Fixed block comment to
14563 properly say how to add forwards scanning functions.
14565 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14567 * tree-inline.c (setup_one_parameter): Remove dead code.
14569 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14571 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14572 a BIT_AND_EXPR only for an INTEGER_TYPE.
14574 2008-05-17 Xinliang David Li <davidxl@google.com>
14576 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14577 (check_pow, check_log, is_unnecessary_except_errno_call): New
14578 functions to check for eliminating math functions that are pure
14579 except for setting errno.
14580 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14581 general condition expressions for shrink-wrapping pow/log calls.
14582 (gen_shrink_wrap_conditions): Ditto.
14583 (shrink_wrap_one_built_in_call): Ditto.
14584 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14585 (mark_operand_necessary): If debugging, output if OP is necessary.
14586 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14588 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14590 * gcc/common.opt: New user flag -ftree-builtin-dce.
14591 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14593 2008-05-16 David S. Miller <davem@davemloft.net>
14595 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14596 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14598 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14601 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14603 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14605 * ifcvt.c (dead_or_predicable): Rename
14606 df_simulate_one_insn_backwards to df_simulate_one_insn.
14607 * recog.c (peephole2_optimize): Ditto.
14608 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14610 * df.h: Rename df_simulate_one_insn_backwards to
14611 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14612 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14613 scanning of defs and uses.
14614 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14615 (df_simulate_one_insn_forwards): Removed.
14617 2008-05-16 Doug Kwan <dougkwan@google.com>
14619 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14621 (real_from_string): Handle NaNs and Inf as approriate.
14623 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14625 * doc/gty.texi (Source Files Containing Type Information): Note
14626 that headers should appear first in the gtfiles list.
14628 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14630 * tree.def (COND_EXEC): Properly documented this code.
14632 2008-05-16 Diego Novillo <dnovillo@google.com>
14634 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14635 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14638 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14640 * tree-ssa-dse (max_stmt_uid): Removed.
14641 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14642 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14643 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14644 * function.h (cfun.last_stmt_uid): New field.
14645 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14646 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14648 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14649 (create_stmt_ann): Initialize the ann->uid field.
14650 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14652 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14654 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14656 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14657 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14658 (init_empty_tree_cfg): Call it.
14660 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14662 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14665 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14667 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14668 * tree-dump.c (dump_options): New verbose option.
14669 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14671 * tree-pass.h (TDF_VERBOSE): New dump flag.
14672 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14673 (tree-flow.h): Added include.
14674 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14676 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14678 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14680 From Jie Zhang <jie.zhang@analog.com>
14681 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14682 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14683 mcpu=bf561-none and mcpu=bf561-0.2.
14684 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14685 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14686 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14687 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14688 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14689 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14690 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14692 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14693 (cputype_selected): Remove.
14694 (bfin_handle_option): Don't use cputype_selected.
14695 (override_options): When no mcpu option, enable all workarounds.
14696 Don't use bfin_workarounds.
14697 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14699 (DEFAULT_CPU_TYPE): Don't define.
14701 2008-05-16 Richard Guenther <rguenther@suse.de>
14703 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14704 on deletion of the last stmt.
14706 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14708 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14709 V8HImode for SSE2 and V16QImode for SSE4.1.
14711 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14713 * cgraph.h (compute_inline_parameters): Made public.
14714 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14715 variable_generate_summary, function_write_summary,
14716 variable_write_summary, variable_read_summary. Added generate_summary,
14717 write_summary, read_summary.
14718 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14719 pass_ipa_inline.function_generate_summary, to
14720 compute_inline_parameters.
14721 * ipa-inline.c (compute_inline_parameters): Made public and added
14723 (compute_inline_parameters_for_current): New function.
14724 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14725 (inline_generate_summary): Removed parameter and made to loop over
14727 (pass_ipa_inline): Updated for new IPA_PASS structure.
14728 * passes.c (execute_ipa_summary_passes): Now is called once per
14729 pass rather than once per node*pass.
14731 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14733 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14734 avr_have_mul_p, avr_asm_only_p): Remove variables.
14735 (avr_override_options): Remove initialization of removed variables.
14736 (avr_file_start): Convert removed variables to fields of
14737 'struct base_arch_s *avr_current_arch'.
14738 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14739 (AVR_HAVE_MUL): (Ditto.).
14740 (AVR_HAVE_MOVW): (Ditto.).
14741 (AVR_HAVE_LPMX): (Ditto.).
14742 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14743 avr_asm_only_p): Remove declaration.
14745 2008-05-15 Diego Novillo <dnovillo@google.com>
14747 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14748 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14750 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14752 PR middle-end/36194
14753 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14754 Don't call record_truncated_value from here.
14755 (record_truncated_value): Turn it into a for_each_rtx callback.
14756 (record_truncated_values): New function.
14757 (combine_instructions): Call note_uses with record_truncated_values.
14758 Change name of check_conversion to check_promoted_subreg.
14760 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14762 * doc/sourcebuild.texi: Document support for torture tests.
14764 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14766 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14767 to alternative 4 of operand 2.
14769 2008-05-15 Richard Guenther <rguenther@suse.de>
14771 * tree-pass.h (current_pass): Declare.
14772 (get_pass_for_id): Likewise.
14773 * passes.c (passes_by_id, passes_by_id_size): New globals.
14774 (set_pass_for_id): New function.
14775 (get_pass_for_id): Likewise.
14776 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14777 (execute_function_todo): Flush per function statistics.
14778 * toplev.c (compile_file): Init statistics.
14779 (general_init): Do early statistics initialization.
14780 (finalize): Finish statistics.
14781 * statistics.h (statistics_early_init): Declare.
14782 (statistics_init): Likewise.
14783 (statistics_fini): Likewise.
14784 (statistics_fini_pass): Likewise.
14785 (statistics_counter_event): Likewise.
14786 (statistics_histogram_event): Likewise.
14787 * statistics.c: New file.
14788 * Makefile.in (OBJS-common): Add statistics.o.
14789 (statistics.o): Add dependencies.
14790 * doc/invoke.texi (-fdump-statistics): Document.
14792 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14793 (insert): Likewise.
14794 (execute_pre): Use statistics_counter_event.
14795 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14796 (substitute_and_fold): Increment it. Use statistics_counter_event.
14798 2008-05-15 Diego Novillo <dnovillo@google.com>
14800 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14802 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14803 * tree-ssa-alias.c (new_type_alias): Remove references to
14804 sub-variables from comment.
14805 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14807 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14809 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14810 attribute to 1 only for insertps alternative.
14812 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14814 * config/bfin/bfin.md (loadbytes): New pattern.
14815 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14816 (bfin_init_builtins): Initialize it.
14817 (bdesc_1arg): Add it.
14819 2008-05-15 Sa Liu <saliu@de.ibm.com>
14821 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14822 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14823 * testsuite/lib/target-supports.exp: Add
14824 check_effective_target_fortran_integer_16.
14826 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14828 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14829 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14830 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14831 (TARGET_RETURN_IN_MEMORY): Define.
14833 2008-05-15 Richard Guenther <rguenther@suse.de>
14835 PR middle-end/36244
14836 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14837 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14838 represent unmodifiable vars.
14840 2008-05-15 Richard Guenther <rguenther@suse.de>
14842 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14843 INDIRECT_REF and TARGET_MEM_REF.
14844 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14847 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14848 H.J. Lu <hongjiu.lu@intel.com>
14850 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14851 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14852 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14853 insn alternatives. Add missing alternatives.
14854 (*vec_concatv2di_rex64_sse4_1): Likewise.
14855 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14856 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14857 Require TARGET_SSE.
14859 2008-05-15 Richard Guenther <rguenther@suse.de>
14861 PR tree-optimization/36009
14862 PR tree-optimization/36204
14863 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14864 (determine_invariantness_stmt): Record the loop a store is
14865 always executed in.
14866 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14869 2008-05-15 Richard Guenther <rguenther@suse.de>
14871 PR tree-optimization/34330
14872 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14873 through the pointer will alias the SMT.
14875 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14877 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14879 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14881 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14883 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14884 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14886 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14887 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14888 (vashl_optab): New optab for vector/vector shifts.
14889 (vashr_optab): Ditto.
14890 (vlshr_optab): Ditto.
14891 (vrotl_optab): Ditto.
14892 (vrotr_optab): Ditto.
14893 (optab_subtype): New enum for optab_for_tree_code call.
14894 (optab_for_tree_code): Add enum optab_subtype argument.
14896 * optabs.c (optab_for_tree_code): Take an additional argument to
14897 distinguish between a vector shift by a scalar and vector shift by
14898 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14899 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14900 vector shift by a vector.
14901 (expand_widen_pattern_expr): Pass additional argument to
14902 optab_for_tree_code.
14904 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14905 vrotl_optab, vrotr_optab.
14907 * expr.c (expand_expr_real_1): Update calls to
14908 optab_for_tree_code to distinguish between vector shifted by a
14909 scalar and vector shifted by a vector.
14910 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14911 (supportable_narrowing_operation): Ditto.
14912 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14913 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14914 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14915 (vect_create_epilog_for_reduction): Ditto.
14916 (vectorizable_reduction): Ditto.
14917 (vectorizable_operation): Ditto.
14918 (vect_strided_store_supported): Ditto.
14919 (vect_strided_load_supported): Ditto.
14920 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14921 * expmed.c (expand_shift): Ditto.
14923 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14925 (ashr@var{m}3): Ditto.
14926 (vashl@var{m}3): Document new vector/vector shift standard name.
14927 (vashr@var{m}3): Ditto.
14928 (vlshr@var{m}3): Ditto.
14929 (vrotl@var{m}3): Ditto.
14930 (vrotr@var{m}3): Ditto.
14932 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14933 (PPERM_INVERT): Ditto.
14934 (PPERM_REVERSE): Ditto.
14935 (PPERM_REV_INV): Ditto.
14936 (PPERM_ZERO): Ditto.
14937 (PPERM_ONES): Ditto.
14938 (PPERM_SIGN): Ditto.
14939 (PPERM_INV_SIGN): Ditto.
14940 (PPERM_SRC1): Ditto.
14941 (PPERM_SRC2): Ditto.
14943 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14944 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14945 allows a memory operand to be the value being added, and split it
14946 to improve vectorization.
14947 (sse5_pmacsdqh_mem): Ditto.
14948 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14949 (sse5_mulv2div2di3_high): Ditto.
14950 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14951 (vec_pack_trunc_v4si): Ditto.
14952 (vec_pack_trunc_v2di): Ditto.
14953 (sse5_pcmov_<mode>): Remove code that tried to use use
14954 andps/andnps instead of pcmov.
14955 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14956 pmacsdqh instructions.
14957 (vec_widen_smult_lo_v4si): Ditto.
14959 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14960 (PPERM_INVERT): Ditto.
14961 (PPERM_REVERSE): Ditto.
14962 (PPERM_REV_INV): Ditto.
14963 (PPERM_ZERO): Ditto.
14964 (PPERM_ONES): Ditto.
14965 (PPERM_SIGN): Ditto.
14966 (PPERM_INV_SIGN): Ditto.
14967 (PPERM_SRC1): Ditto.
14968 (PPERM_SRC2): Ditto.
14969 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14971 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14973 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14974 says ignore whether the last reference is a memory operand.
14976 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14977 Paolo Bonzini <bonzini at gnu dot org>
14979 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14982 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14983 (vlshr<mode>3): Rename from vlshr<mode>3.
14984 (vashr<mode>3): Rename from vashr<mode>3.
14985 (mulv4sf3): Change the names of vector shift patterns.
14989 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14992 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15017 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15018 (floatunssidf2_internal): Change vector/vector shift names.
15019 (floatunsdidf2_internal): Ditto.
15026 (vashl<mode>3): Rename from ashl<mode>3.
15027 (vashr<mode>3): Rename from ashr<mode>3.
15028 (vlshr<mode>3): Rename from lshr<mode>3.
15029 (vrotl<mode>3): Rename from rotl<mode>3.
15031 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15034 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15035 multiply gives the wrong value when doing widening multiplies.
15036 (vec_widen_smult_lo_v4si): Ditto.
15038 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15040 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15041 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15042 emit_library_call_value.
15043 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15044 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15045 * calls.c (initialize_argument_information, precompute_arguments,
15046 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15047 (precompute_arguments): Removed flags parameter.
15048 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15050 2008-05-14 Richard Guenther <rguenther@suse.de>
15052 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15053 Make sure to register the store if the use is a PHI_NODE.
15055 2008-05-14 Olivier Hainque <hainque@adacore.com>
15057 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15058 memory if the component is to be referenced in BLKmode according
15059 to get_inner_reference.
15061 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15063 * calls.c (emit_library_call_value_1): Restore code clearing
15064 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15066 2008-05-14 Olivier Hainque <hainque@adacore.com>
15067 Nicolas Roche <roche@adacore.com>
15069 * configure.ac: Add support for a "gcc_subdir" variable in
15070 config-lang.in, to denote a subdirectory where the language/GCC
15071 integration files are to be found.
15072 * configure: Regenerate.
15074 2008-05-14 Ira Rosen <irar@il.ibm.com>
15076 PR tree-optimization/36098
15077 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15078 value for the first load in the group in case of a gap.
15079 (vect_build_slp_tree): Check that there are no gaps in loads.
15081 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15083 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15084 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15085 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15086 emit_insn and remove unneeded code to construct extra args.
15087 (emit_no_conflict_block): Removed.
15088 * optabls.h: (emit_no_conflict_block): Removed.
15089 * cse.c (cse_extended_basic_block): Remove search for
15090 REG_NO_CONFLICT note.
15091 * global.c: Removed incorrect comment added in revision 117.
15092 * expr.c (convert_move): Change call to emit_no_conflict_block to
15094 * recog.c: Change comments so that they do not mention
15096 * local_alloc.c (combine_regs): Removed last parameter.
15097 (no_conflict_p): Removed.
15098 (block_alloc): Removed note, no_conflict_combined_regno and set
15099 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15100 (combine_regs): Removed already_dead and code to look for
15101 REG_NO_CONFLICT notes.
15102 * lower_subreg (remove_retval_note): Removed code to look for
15103 REG_NO_CONFLICT block.
15104 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15105 (resolve_clobber): Remove code to process libcalls that have
15106 REG_NO_CONFLICT notes.
15107 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15109 * combine.c (can_combine_p, distribute_notes): Removed
15110 REG_NO_CONFLICT case.
15111 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15113 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15114 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15116 * reg-notes.def (NO_CONFLICT): Removed.
15118 2008-05-14 David S. Miller <davem@davemloft.net>
15120 * config/sparc/sparc.c (sparc_profile_hook): If
15121 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15122 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15123 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15125 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15127 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15129 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15132 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15133 and op1 expansion before vector concat to have less live pseudos.
15135 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15137 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15138 ix86_expand_vector_set if supported.
15140 2008-05-13 Diego Novillo <dnovillo@google.com>
15141 Kenneth Zadeck <zadeck@naturalbridge.com>
15143 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15145 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15146 phinodes_print_statistics, init_ssanames, fini_ssanames,
15147 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15148 release_ssa_name, release_defs, replace_ssa_name_symbol,
15149 ssanames_print_statistics): Move ...
15150 * tree-flow.h: ... here.
15151 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15152 Use FN instead of cfun.
15153 (make_ssa_name_fn): Rename from make_ssa_name.
15154 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15155 * tree-flow-inline.h (make_ssa_name): Move from
15156 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15157 * omp-low.c (expand_omp_parallel):
15158 * tree-flow-inline.h (redirect_edge_var_map_result):
15159 * tree-ssa.c (init_tree_ssa): Add argument FN.
15160 Use it instead of cfun. Update all users.
15162 2008-05-13 Tom Tromey <tromey@redhat.com>
15164 PR preprocessor/22168:
15165 * doc/cpp.texi (Top): Update menu.
15166 (Alternatives to Wrapper #ifndef): New node.
15167 (Other Directives): Document deprecation.
15168 (Obsolete Features): Remove menu.
15169 (Assertions): Merge node into Obsolete Features.
15170 (Obsolete once-only headers): Move earlier; rename to Alternatives
15171 to Wrapper #ifndef.
15172 * doc/cppopts.texi: Update.
15173 * c.opt (Wdeprecated): Enable for C and ObjC.
15174 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15175 (C++ Dialect Options): Move -Wno-deprecated from here to...
15176 (Warning Options): ... here.
15178 2008-05-13 Richard Guenther <rguenther@suse.de>
15180 PR middle-end/36227
15181 * fold-const.c (fold_sign_changed_comparison): Do not allow
15182 changes in pointer-ness.
15184 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15187 * config/sh/sh.c (sh_expand_prologue): Don't clear
15188 RTX_FRAME_RELATED_P for push insns.
15190 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15192 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15194 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15196 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15197 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15198 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15200 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15202 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15203 (*vec_concatv4sf_sse): This.
15204 (*sse2_concatv2si): Renamed to ...
15205 (*vec_concatv2si_sse2): This.
15206 (*sse1_concatv2si): Renamed to ...
15207 (*vec_concatv2si_sse): This.
15208 (*vec_concatv2di_rex): Renamed to ...
15209 (*vec_concatv2di_rex64): This.
15210 (*vec_concatv2si_sse4_1): New.
15211 (*vec_concatv2di_rex64_sse4_1): Likewise.
15213 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15215 PR rtl-optimization/36111
15216 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15217 that was created for swappable operands.
15219 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15222 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15223 * configure.ac: Add call to ACX_PROG_GNAT.
15225 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15227 * optc-gen.awk: Fix comment typo.
15229 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15231 * pretty-print.c (pp_integer_with_precision): Use
15232 HOST_LONG_LONG_FORMAT.
15234 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15236 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15238 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15240 * config/i386/i386.c (bdesc_ptest): Removed.
15241 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15242 (bdesc_args): Add __builtin_ia32_ptestz128,
15243 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15244 (ix86_init_mmx_sse_builtins): Updated.
15245 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15246 (ix86_expand_builtin): Updated.
15248 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15250 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15251 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15253 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15255 * value-prof.c (interesting_stringop_to_profile): Do not
15256 return early for BUILT_IN_MEMPCPY.
15258 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15260 * calls.c (expand_call): Don't use callgraph to increase
15261 preferred_stack_boundary.
15263 * cgraph.h (cgraph_rtl_info): Use unsigned on
15264 preferred_incoming_stack_boundary.
15266 * final.c (rest_of_clean_state): Use unsigned on
15267 preferred_stack_boundary.
15269 2008-05-09 Tom Tromey <tromey@redhat.com>
15271 PR preprocessor/22231:
15272 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15275 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15277 PR tree-optimization/36129
15278 * tree-ssa-ccp.c: Include value-prof.h.
15279 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15280 built-in function was folded to a constant.
15281 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15283 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15284 Sebastian Pop <sebastian.pop@amd.com>
15286 * tree-scalar-evolution.c: Document instantiate_scev.
15287 (instantiate_parameters_1): Renamed instantiate_scev_1.
15288 Don't use the same loop for instantiation_loop and evolution_loop.
15289 (instantiate_scev): New.
15290 (instantiate_parameters): Moved...
15291 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15292 same loop twice. Maintains the semantics for this function.
15293 * tree-scalar-evolution.h (instantiate_scev): Declare.
15294 (instantiate_parameters): ...here. Now static inline.
15295 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15296 instead of resolve_mixers.
15298 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15300 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15302 2008-05-09 Tomas Bily <tbily@suse.cz>
15304 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15305 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15306 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15307 * c-common.c (c_common_truthvalue_conversion): Likewise.
15308 * tree-object-size.c (compute_object_offset): Likewise.
15309 * tree-inline.c (estimate_num_insns_1): Likewise.
15310 * varasm.c (const_hash_1, compare_constant, copy_constant)
15311 (compute_reloc_for_constant, output_addressed_constants)
15312 (initializer_constant_valid_p): Likewise.
15313 * c-omp.c (check_omp_for_incr_expr): Likewise.
15314 * gimplify.c (gimplify_expr): Likewise.
15315 * c-typeck.c (c_finish_return): Likewise.
15316 * tree-vectorizer.c (supportable_widening_operation)
15317 (supportable_narrowing_operation): Likewise.
15318 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15319 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15320 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15321 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15322 (descr_info_loc): Likewise.
15323 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15324 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15325 (fold_unary): Likewise.
15326 * builtins.c (get_pointer_alignment): Likewise.
15327 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15328 (instantiate_parameters_1): Likewise.
15329 * tree.c (expr_align, stabilize_reference): Likewise.
15330 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15331 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15332 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15333 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15334 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15335 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15337 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15338 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15339 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15340 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15341 (forward_propagate_comparison)
15342 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15343 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15344 * emit-rtl.c (component_ref_for_mem_expr)
15345 (set_mem_attributes_minus_bitpos): Likewise.
15346 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15347 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15349 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15350 (build_function_call, pointer_diff, build_compound_expr)
15351 (c_finish_return): Likewise.
15352 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15353 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15355 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15356 * expr.c (is_aligning_offset): Likewise.
15357 * tree-ssa-alias.c (is_escape_site): Likewise.
15358 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15359 (check_all_va_list_escapes): Likewise.
15360 * tree-ssa-loop-ivopts.c (determine_base_object)
15361 (determine_common_wider_type): Likewise.
15362 * dojump.c (do_jump): Likewise.
15363 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15364 * tree-gimple.c (is_gimple_cast): Likewise.
15365 * fold-const.c (decode_field_reference, )
15366 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15367 (fold_binary): Likewise.
15368 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15369 (already_warned_in_frontend_p): Likewise.
15370 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15371 * tree.c (really_constant_p, get_unwidened): Likewise.
15372 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15373 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15374 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15376 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15378 (CONVERT_EXPR_P): Define.
15379 (CASE_CONVERT): Define.
15381 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15383 PR middle-end/36117
15384 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15385 (delete_unmarked_insns): When deleting a call, call
15386 delete_unreachable_blocks.
15387 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15388 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15390 2008-05-08 Richard Guenther <rguenther@suse.de>
15392 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15393 (-ftree-salias): Likewise.
15394 (salias-max-implicit-fields): Remove param documentation.
15395 (salias-max-array-elements): Likewise.
15396 * tree-pass.h (pass_create_structure_vars): Remove.
15397 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15398 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15399 * tree-ssa-alias.c (create_structure_vars): Remove.
15400 (gate_structure_vars): Likewise.
15401 (pass_create_structure_vars): Likewise.
15402 (gate_build_alias): Likewise.
15403 (pass_build_alias): Adjust to run always and dump the function.
15404 * common.opt (ftree-salias): Hide.
15405 * passes.c (init_optimization_passes): Remove
15406 pass_create_structure_vars, adjust comment.
15407 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15408 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15409 * opts.c (decode_options): Do not set flag_tree_salias.
15410 (common_handle_option): Add OPT_ftree_salias to the backward
15411 compatibility section.
15413 2008-05-08 Richard Guenther <rguenther@suse.de>
15415 * tree-flow-inline.h (var_can_have_subvars): Move ...
15416 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15417 * tree-flow.h (var_can_have_subvars): Remove.
15418 (push_fields_onto_fieldstack): Remove.
15419 (sort_fieldstack): Likewise.
15420 (struct fieldoff): Move ...
15421 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15422 alias_set and base_for_components fields.
15423 (sort_fieldstack): Make static.
15424 (push_fields_onto_fieldstack): Likewise. Remove code that
15425 handles anything but RECORD_TYPEs. Remove alias_set and
15426 base_for_components handling.
15427 (create_variable_info_for): Adjust.
15429 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15431 * common.opt (Wframe-larger-than=): Shorten the help message
15433 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15435 2008-05-08 Rafael EspÃndola <espindola@google.com>
15437 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15439 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15440 trap and that both operands are gimple values.
15441 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15442 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15445 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15447 * read-rtl.c (join_c_conditions): Return the first string if the
15448 two strings are equal.
15450 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15452 * gensupport.h (pred_data): Add a "num_codes" field.
15453 (add_predicate_code): Declare.
15454 * gensupport.c (add_predicate_code): New function.
15455 (std_pred_table): Add an "allows_const_p" field.
15456 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15457 Remove the (incomplete) list of such codes from the codes field.
15458 (init_predicate_table): Use add_predicate_code. Add all
15459 RTX_CONST_OBJs if allows_const_p is true.
15460 * genrecog.c (process_define_predicate): Use add_predicate_code.
15462 2008-05-08 David Daney <ddaney@avtrex.com>
15463 Richard Sandiford <rsandifo@nildram.co.uk>
15465 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15466 special case of constant zero operands.
15467 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15468 old and new values. Special case constant zero values.
15469 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15471 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15472 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15474 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15477 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15478 similar RTX_CONST_OBJ before CONST_INT.
15480 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15482 * stmt.c (expand_stack_restore): Change sa mode if needed.
15484 2008-05-08 Richard Guenther <rguenther@suse.de>
15486 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15487 return type to bool.
15488 (ix86_sol10_return_in_memory): Likewise.
15489 (ix86_i386elf_return_in_memory): Likewise.
15490 (ix86_i386interix_return_in_memory): Likewise.
15491 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15492 (ix86_sol10_return_in_memory): Likewise.
15493 (ix86_i386elf_return_in_memory): Likewise.
15494 (ix86_i386interix_return_in_memory): Likewise.
15496 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15499 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15501 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15502 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15505 2008-05-08 Richard Guenther <rguenther@suse.de>
15507 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15508 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15509 (DR_SUBVARS): Remove.
15510 * tree-dfa.c (dump_subvars_for): Remove.
15511 (debug_subvars_for): Likewise.
15512 (dump_variable): Do not dump subvars.
15513 (remove_referenced_var): Do not remove subvars.
15514 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15515 (lookup_subvars_for_var): Remove.
15516 (get_subvars_for_var): Likewise.
15517 (get_subvars_at): Likewise.
15518 (get_first_overlapping_subvar): Likewise.
15519 (overlap_subvar): Likewise.
15520 * tree-flow.h (subvar_t): Remove.
15521 (struct var_ann_d): Remove subvars field.
15522 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15523 argument. Remove special handling of SFTs.
15524 (compute_tag_properties): Likewise.
15525 (set_initial_properties): Likewise.
15526 (compute_call_clobbered): Likewise.
15527 (count_mem_refs): Likewise.
15528 (compute_memory_partitions): Likewise.
15529 (compute_flow_insensitive_aliasing): Likewise.
15530 (setup_pointers_and_addressables): Likewise.
15531 (new_type_alias): Likewise.
15532 (struct used_part): Remove.
15533 (used_portions): Likewise.
15534 (struct used_part_map): Likewise.
15535 (used_part_map_eq): Likewise.
15536 (used_part_map_hash): Likewise.
15537 (free_used_part_map): Likewise.
15538 (up_lookup): Likewise.
15539 (up_insert): Likewise.
15540 (get_or_create_used_part_for): Likewise.
15541 (create_sft): Likewise.
15542 (create_overlap_variables_for): Likewise.
15543 (find_used_portions): Likewise.
15544 (create_structure_vars): Likewise.
15545 * tree.def (STRUCT_FIELD_TAG): Remove.
15546 * tree.h (MTAG_P): Adjust.
15547 (struct tree_memory_tag): Remove base_for_components and
15548 unpartitionable flags.
15549 (struct tree_struct_field_tag): Remove.
15550 (SFT_PARENT_VAR): Likewise.
15551 (SFT_OFFSET): Likewise.
15552 (SFT_SIZE): Likewise.
15553 (SFT_NONADDRESSABLE_P): Likewise.
15554 (SFT_ALIAS_SET): Likewise.
15555 (SFT_UNPARTITIONABLE_P): Likewise.
15556 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15557 (union tree_node): Remove sft field.
15558 * alias.c (get_alias_set): Remove special handling of SFTs.
15559 * print-tree.c (print_node): Remove handling of SFTs.
15560 * tree-dump.c (dequeue_and_dump): Likewise.
15561 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15562 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15563 * tree-predcom.c (set_alias_info): Do not set subvars.
15564 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15565 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15566 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15567 (add_vars_for_offset): Remove.
15568 (add_virtual_operand): Remove special handling of SFTs.
15569 (add_call_clobber_ops): Likewise.
15570 (add_call_read_ops): Likewise.
15571 (get_asm_expr_operands): Likewise.
15572 (get_modify_stmt_operands): Likewise.
15573 (get_expr_operands): Likewise.
15574 (add_to_addressable_set): Likewise.
15575 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15576 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15577 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15578 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15579 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15580 (tree_node_structure): Likewise.
15581 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15583 (find_what_p_points_to): Likewise.
15585 2008-05-08 Sa Liu <saliu@de.ibm.com>
15587 * config/spu/spu.md: Fixed subti3 pattern.
15589 2008-05-08 Richard Guenther <rguenther@suse.de>
15591 PR middle-end/36154
15592 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15593 sure to create a representative for trailing arrays for PTA.
15595 2008-05-08 Richard Guenther <rguenther@suse.de>
15597 PR middle-end/36172
15598 * fold-const.c (operand_equal_p): Two objects which types
15599 differ in pointerness are not equal.
15601 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15603 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15604 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15605 (emit_library_call_value_1): Add new variable fndecl initialized by
15606 NULL_TREE. It should be the decl type of orgfun, but this information
15607 seems not to be available here, so it uses the default calling abi.
15608 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15609 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15610 by TARGET_RETURN_IN_MEMORY.
15611 * config/i386/i386-interix.h: Likewise.
15612 * config/i386/i386.h: Likewise.
15613 * config/i386/i386elf.h: Likewise.
15614 * config/i386/ptx4-i.h: Likewise.
15615 * config/i386/sol2-10.h: Likewise.
15616 * config/i386/sysv4.h: Likewise.
15617 * config/i386/vx-common.h: Likewise.
15618 * config/cris/cris.h: Removed #if 0 clause.
15619 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15620 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15622 (ix86_sol10_return_in_memory): Likewise.
15623 (ix86_i386elf_return_in_memory): New.
15624 (ix86_i386interix_return_in_memory): New.
15625 * config/mt/mt-protos.h (mt_return_in_memory): New.
15626 * config/mt/mt.c: Likewise.
15627 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15628 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15629 * config/bfin/bfin.h: Likewise.
15630 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15632 * config/bfin/bfin.c: Likewise.
15633 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15634 * config/alpha/unicosmk.h: Likewise.
15635 * config/i386/cygming.h: Likewise.
15636 * config/iq2000/iq2000.h: Likewise.
15637 * config/mips/mips.h: Likewise.
15638 * config/mn10300/mn10300.h: Likewise.
15639 * config/rs6000/rs6000.h: Likewise.
15640 * config/score/score.h: Likewise.
15641 * config/spu/spu.h: Likewise.
15642 * config/v850/v850.h: Likewise.
15643 * defaults.h: Likewise.
15644 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15645 * expr.c (emit_block_move): Adjust use of
15646 OUTGOING_REG_PARM_STACK_SPACE.
15647 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15648 OUTGOING_REG_PARM_STACK_SPACE.
15649 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15651 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15653 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15654 on OMP_RETURN for OMP_FOR.
15657 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15658 (fortran_common): New function.
15659 (gen_variable_die): Call fortran_common instead of common_check,
15660 adjust for it returning tree instead of rtx. Formatting.
15662 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15666 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15667 * c-decl.c (merge_decls): Ditto.
15668 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15669 to RTL_CONST_OR_PURE_CALL_P.
15670 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15671 Initialized DECL_LOOPING_CONST_PURE.
15672 (process_call_operands): Set tree_side_effects properly.
15673 * tree.h (TREE_READONLY_DECL_P): Removed.
15674 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15675 (DECL_LOOPING_OR_CONST_P): New macro.
15676 (struct tree_function_decl): Added looping_const_or_pure_p.
15677 (ECF_*) Renumbered.
15678 (ECF_LOOPING_OR_CONST_P): New macro.
15679 * rtlanal.c (pure_const_p): Removed.
15680 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15681 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15682 to RTL_CONST_CALL_P.
15683 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15684 (check_decl, check_tree, check_call, scan_function): Initialize
15686 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15687 (static_execute): Set looping true for recursive functions.
15688 Undo setting state to IPA_NEITHER for recursive functions.
15689 * cse.c (cse_insn):
15690 * ifcvt.c (noce_can_store_speculate_p): Changed
15691 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15692 RTL_CONST_OR_PURE_CALL_P.
15693 * dse.c (scan_insn): Ditto.
15694 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15695 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15696 RTL_CONST_OR_PURE_CALL_P.
15697 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15698 pure_call_p to RTL_CONST_CALL_P.
15699 * gimplify.c (gimplify_call_expr): Clear side effects for
15700 non-looping pure and constant calls.
15701 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15702 (flags_from_decl_or_type): Set ecf flags from decl flags.
15703 (initialize_argument_information): Turn off
15704 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15705 Change const to pure if callee_copies is true rather than just
15707 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15708 way of marking pure calls.
15709 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15710 Remove hack that was supposed to fix pr7335 and remove old
15711 way of marking pure calls.
15712 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15713 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15714 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15715 RTL_CONST_OR_PURE_CALL_P.
15716 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15717 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15718 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15719 * sched-deps.c (schedule_analyze): Ditto.
15720 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15721 return_val field of calls to represent pure and const function info.
15722 (CONST_OR_PURE_CALL_P): Deleted macro.
15723 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15724 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15725 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15727 * tree-optimize.c (execute_fixup_cfg): Added test for
15728 ECF_LOOPING_CONST_OR_PURE.
15729 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15731 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15732 effects for looping pure or const calls.
15733 (verify_gimple_expr): Added verification code.
15734 * config/alpha/alpha.c (alpha_legitimize_address,
15735 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15737 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15738 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15739 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15740 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15741 RTL_CONST_OR_PURE_CALL_P.
15742 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15743 and const calls to be deleted.
15745 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15748 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15749 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15750 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15751 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15752 to handle nonimmediate operands.
15753 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15754 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15755 to handle nonimmediate operands.
15756 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15757 (mmx_pmulhrwv4hi3): New expander. Use
15758 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15759 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15760 (sse2_umulv1siv1di3): New expander. Use
15761 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15762 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15763 (mmx_eq<mode>3): New expander. Use
15764 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15765 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15766 (mmx_uavgv8qi3): New expander. Use
15767 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15768 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15769 (mmx_uavgv4hi3): New expander. Use
15770 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15772 * config/i386/sse.md
15773 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15774 to handle nonimmediate operands.
15775 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15776 to handle nonimmediate operands.
15777 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15778 to handle nonimmediate operands.
15779 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15780 to handle nonimmediate operands.
15781 (sse2_unpckhpd_exp): New expander. Use
15782 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15783 (sse2_unpcklpd_exp): New expander. Use
15784 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15785 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15786 to handle nonimmediate operands.
15787 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15788 to handle nonimmediate operands.
15789 (*sse2_<plusminus_insn><mode>3): Rename from
15790 sse2_<plusminus_insn><mode>3 insn pattern.
15791 (sse2_<plusminus_insn><mode>3): New expander. Use
15792 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15793 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15794 (sse2_umulv2siv2di3): New expander. Use
15795 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15796 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15797 (sse4_1_mulv2siv2di3): New expander. Use
15798 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15799 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15800 (sse2_pmaddwd): New expander. Use
15801 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15802 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15803 (sse2_eq<mode>3): New expander. Use
15804 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15805 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15806 (sse4_1_eqv2di3): New expander. Use
15807 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15808 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15809 (sse2_uavgv16qi3): New expander. Use
15810 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15811 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15812 (sse2_uavgv16qi3): New expander. Use
15813 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15814 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15815 (sse2_uavgv8hi3): New expander. Use
15816 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15817 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15818 (ssse3_pmulhrswv8hi3): New expander. Use
15819 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15820 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15821 (ssse3_pmulhrswv4hi3): New expander. Use
15822 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15824 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15825 (<sse>_vmmul<mode>3): Ditto.
15826 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15828 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15829 (ssse3_pmaddubsw): Ditto.
15831 * config/i386/i386.c (struct_builtin_description)
15832 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15833 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15834 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15835 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15836 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15837 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15838 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15839 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15840 (ix86_fixup_binary_operands): Assert that src1
15841 and src2 must have the same mode when swapped.
15842 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15843 and ix86_binary_operator_ok. Do not force operands in registers
15846 2008-05-07 Jan Hubicka <jh@suse.cz>
15848 * cgraph.c (dump_cgraph_node): Update.
15849 * cgraph.h (cgraph_local_info): Break out inline summary.
15850 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15852 * ipa-inline (inline_summary): New accestor function.
15853 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15854 cgraph_decide_inlining, compute_inline_parameters): Update.
15855 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15857 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15859 Cleanup ColdFire scheduling support and add V4 pipeline model.
15861 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15862 (define_attr cpu): Add cfv4 value.
15863 (define_attr type, define_attr type1): Merge into a single 'type'
15864 attribute. Update all uses.
15865 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15866 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15868 (define_attr opx_mem, define_attr opy_mem): Remove.
15869 (define_attr op_mem): Clean up, update comment.
15870 (define_attr size): Use specific values instead of general int.
15871 (define_attr guess, define_attr split): Remove. Update all uses.
15872 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15873 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15874 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15875 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15876 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15877 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15878 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15879 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15880 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15881 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15882 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15883 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15884 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15885 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15886 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15887 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15888 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15889 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15890 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15891 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15892 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15893 Update or set attributes.
15894 (stack_tie): New fake instruction.
15896 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15897 (m68k_sched_attr_size): Update declaration.
15898 (m68k_sched_attr_type2): Remove.
15899 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15900 Declare new bypass predicates.
15902 * config/m68k/m68k.c (m68k_sched_issue_rate,
15903 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15905 (TARGET_SCHED_ISSUE_RATE,
15906 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15907 (override_options): Handle scheduling for ColdFire V4 core.
15908 (m68k_expand_prologue): Emit stack_tie.
15909 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15910 'OP_TYPE_FPN'. Update all uses.
15911 (sched_guess_p): Remove.
15912 (sched_address_type): Handle symbolic addresses.
15913 (sched_get_operand): New static function.
15914 (sched_operand_type): Merge into sched_attr_op_type.
15915 (sched_attr_op_type): Handle FP registers, handle quick constants,
15917 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15918 (m68k_sched_attr_size): Update. Move logic to ...
15919 (sched_get_attr_size_int): New static function.
15920 (sched_get_opxy_mem_type): New static function.
15921 (m68k_sched_attr_op_mem): Update.
15922 (m68k_sched_attr_type2): Remove.
15923 (sched_cfv4_bypass_data): New static variable.
15924 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15925 (m68k_sched_issue_rate): Implement scheduler hook.
15926 (struct _sched_ib: enabled_p): New field.
15927 (m68k_sched_variable_issue): Update. Handle V4.
15928 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15929 sched_dump_class_func_t, sched_dump_split_class,
15930 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15931 sched_dump_dfa_class, m68k_sched_dump): Remove.
15932 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15934 (m68k_sched_init_global): Remove statisctics dumping, introduce
15935 sanity check that all instructions have pipeline reservations. Handle
15937 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15938 Handle ColdFire V4 core.
15939 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15940 New static functions.
15941 (m68k_sched_address_bypass_p): New bypass predicate.
15942 (sched_get_indexed_address_scale): New static function.
15943 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15945 * cf.md: Update comments.
15946 (define_attr type2): Remove. Use 'type' attribute instead.
15948 (cf_ib): Rename to cfv123_ib. Update all uses.
15949 (cf_oep): Rename to cfv123_oep. Update all uses.
15950 (cf_chr): Rename to cfv123_chr. Update all uses.
15951 (cf_mem): Rename to cfv123_mem. Update all uses.
15952 (cf_mac): Move to more appropriate place.
15953 (cfv123_guess): New automaton and cpu_unit.
15954 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15955 Update uses of 'size' attribute. Handle before reload scheduling.
15956 (cfv123_guess): New dummy reservation for unhandled instructions.
15957 (cfv4_*): Pipeline description of ColdFire V4 core.
15958 (ignore): New reservation to handle 'ignore' type.
15960 2008-05-07 Ian Lance Taylor <iant@google.com>
15962 PR middle-end/36013
15963 * gimplify.c (find_single_pointer_decl_1): Don't look through
15965 (find_single_pointer_decl): Adjust comments.
15967 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15969 PR middle-end/36137
15970 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15971 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15973 PR middle-end/36106
15974 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15975 integral type rather than floating point, then VIEW_CONVERT_EXPR
15976 to the floating point type.
15978 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15980 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15981 TFmode op0 to register.
15983 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15985 * c-decl.c (grokdeclarator): Comment typo.
15987 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15989 * tree-flow.h: Remove prototype for computed_goto_p.
15990 * tree-cfg.c (computed_goto_p): Make static.
15992 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15995 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15996 (contains_aligned_value_p): This. Handle _Decimal128.
15997 (ix86_function_arg_boundary): Only align _Decimal128 to its
15998 natural boundary and handle it properly.
16000 2008-05-06 Martin Jambor <mjambor@suse.cz>
16002 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16003 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16004 (ipcp_method_set_orig_node): Removed.
16005 (ipcp_cval_get_cvalue_type): Removed.
16006 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16007 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16008 (ipcp_cval_set_cvalue_type): Removed.
16009 (ipcp_cval_get_cvalue): Removed.
16010 (ipcp_cval_set_cvalue): Removed.
16011 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16012 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16013 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16014 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16015 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16016 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16017 (ipcp_get_ith_lattice): Changed parameters.
16018 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16019 (ipcp_lattice_from_jfunc): Changed parameters.
16020 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16021 (ipcp_method_cval_print): Added temporary variable info.
16022 (ipcp_redirect): Removed already unused local variable caller.
16023 (ipcp_redirect): New temporary variable orig_callee_info
16024 (ipcp_redirect): Removed newly unused local variable callee.
16025 (ipcp_redirect): Removed (a bit confusing) local variable type.
16026 (ipcp_insert_stage): Added local variable info.
16027 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16029 (ipcp_formal_create): Removed.
16030 (ipcp_method_cval_set): Removed.
16031 (ipcp_propagate_stage): Renamed lattice variables.
16032 (ipcp_method_cval_set_cvalue_type): Removed.
16033 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16034 (ipcp_print_all_lattices): Changed printed strings to refer to
16035 lattices rather than cvals.
16036 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16037 (ipcp_propagate_const): Changed formal parameters.
16038 (build_const_val): Changed formal parameters.
16039 (ipcp_insert_stage): Removed useless variable cvalue
16040 (build_const_val): Changed formal parameters.
16041 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16042 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16043 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16044 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16045 (ipcp_print_func_profile_counts): Changed string from "method" to
16047 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16048 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16049 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16050 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16051 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16052 (ipcp_lat_is_const): Changed parameters and made inline.
16053 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16054 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16055 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16056 the predicate condition directly
16057 (ipcp_propagate_stage): Added local variable args. Removed local
16058 variable callee. (Both are mere code simplifications.)
16059 (ipcp_method_dont_insert_const): Renamed to
16060 ipcp_node_not_modifiable_p.
16061 (ipcp_node_not_modifiable_p): Made inline.
16062 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16063 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16064 (ipcp_print_all_lattices): Removed variable cvalue
16065 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16068 2008-05-06 Olivier Hainque <hainque@adacore.com>
16070 * tree-sra.c (try_instantiate_multiple_fields): Early return
16071 if field has POINTER_TYPE.
16073 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16075 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16076 by using 'q' specifier for instruction.
16077 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16079 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16081 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16082 Change mode of zero_extract from QImode to HImode.
16083 (sign bit tests peepholes): (Ditto.).
16085 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16087 * config/i386/mmx.md: Remove double backslashes from asm templates.
16088 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16089 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16090 to handle nonimmediate operands.
16091 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16092 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16093 to handle nonimmediate operands.
16094 (*mmx_<code>v2sf3_finite): New insn pattern.
16095 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16096 (mmx_<code>v2sf3): New expander. Use
16097 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16098 (mmx_<plusminus_insn><mode>3): New expander. Use
16099 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16100 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16101 (mmx_add<mode>3): Removed.
16102 (mmx_ssadd<mode>3): Ditto.
16103 (mmx_usadd<mode>3): Ditto.
16104 (mmx_sub<mode>3): Ditto.
16105 (mmx_sssub<mode>3): Ditto.
16106 (mmx_ussub<mode>3): Ditto.
16107 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16108 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16109 to handle nonimmediate operands.
16110 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16112 (mmx_smulv4hi3_highpart): New expander. Use
16113 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16114 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16116 (mmx_umulv4hi3_highpart): New expander. Use
16117 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16118 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16119 (mmx_<code>v4hi3): New expander. Use
16120 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16121 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16122 (mmx_<code>v8qi3): New expander. Use
16123 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16124 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16125 (mmx_<code><mode>3): New expander. Use
16126 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16128 2008-05-05 Jan Hubicka <jh@suse.cz>
16130 PR tree-optimization/36118
16131 * passes.c (pass_init_dump_file): Fix dump header.
16133 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16135 PR middle-end/36141
16136 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16137 VCE for function decls.
16139 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16141 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16143 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16145 * config/i386/i386.md (sat_plusminus): New.
16146 (plusminus_insn): Likewise.
16147 (plusminus_mnemonic): Likewise.
16149 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16150 (*<addsub><mode>3_cc_overflow): Renamed to ...
16151 (*<plusminus_insn><mode>3_cc_overflow): This.
16152 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16153 (*<plusminus_insn>si3_zext_cc_overflow): This.
16155 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16156 (<plusminus_insn><mode>3): This.
16157 (*<addsub><mode>3): Renamed to ...
16158 (*<plusminus_insn><mode>3): This.
16159 (<sse>_vm<addsub><mode>3): Renamed to ...
16160 (<sse>_vm<plusminus_insn><mode>3): This.
16161 (sse3_h<addsub>v4sf3): Renamed to ...
16162 (sse3_h<plusminus_insn>v4sf3): This.
16163 (sse3_h<addsub>v2df3): Renamed to ...
16164 (sse3_h<plusminus_insn>v2df3): This.
16165 (<plusminus_insn><mode>3): New.
16166 (*<plusminus_insn><mode>3): Likewise.
16167 (sse2_<plusminus_insn><mode>3): Likewise.
16168 (add<mode>): Removed.
16169 (*add<mode>3): Likewise.
16170 (sse2_ssadd<mode>3): Likewise.
16171 (sse2_usadd<mode>3): Likewise.
16172 (sub<mode>3): Likewise.
16173 (*sub<mode>3): Likewise.
16174 (sse2_sssub<mode>3): Likewise.
16175 (sse2_ussub<mode>3): Likewise.
16177 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16179 * gthr-single.h: Add in required interface elements as per gthr.h.
16180 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16181 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16182 Generalize UNUSED macro.
16183 (__gthread_once): Add.
16184 (__gthread_key_create): Add.
16185 (__gthread_key_delete): Add.
16186 (__gthread_getspecific): Add.
16187 (__gthread_setspecific): Add.
16189 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16191 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16192 the same size types for the indirect reference on the rhs, then
16195 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16197 * config/i386/i386.md
16198 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16199 one insn template instead of template series.
16200 (*xordi_1_rex64): Ditto.
16201 (*xordi_2_rex64): Ditto.
16203 2008-05-05 Ira Rosen <irar@il.ibm.com>
16205 PR tree-optimization/36119
16206 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16209 2008-06-04 Jan Hubicka <jh@suse.cz>
16211 tree-optimization/36100
16212 * tree-pass.h (pass_O0_always_inline): Declare.
16213 * ipa-inline.c (inline_transform): Remove dead code.
16214 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16215 pass_O0_always_inline): New.
16216 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16218 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16220 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16221 mnemonic in this_param move for TARGET_64BIT.
16223 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16225 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16226 (*strmovsi_rex_1): Ditto.
16227 (*strsetsi_1): Ditto.
16228 (*strsetsi_rex_1): Ditto.
16230 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16231 adddicc expanders using SWI mode iterator.
16233 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16236 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16239 2008-05-04 David S. Miller <davem@davemloft.net>
16241 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16242 (sparc*-*-linux*): Use linux.h in tm_file.
16243 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16244 compiler defaulting to 32-bit.
16245 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16247 * config/sparc/linux.h: Remove definitions now obtained
16248 properly from linux.h
16249 * config/sparc/linux64.h: Likewise.
16250 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16251 don't want this setting for 32-bit builds in a biarch compiler.
16252 * doc/install.texi: Add sparc-linux to list of targets
16253 supporting --enable-targets=all.
16255 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16257 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16259 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16261 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16262 after V4SI_FTYPE_V8HI.
16263 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16264 case V4SI_FTYPE_V2DF.
16266 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16268 * doc/invoke.texi (max-flow-memory-locations): Removed.
16269 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16271 2008-05-03 Richard Guenther <rguenther@suse.de>
16273 PR middle-end/34973
16274 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16276 2008-05-02 David S. Miller <davem@davemloft.net>
16278 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16280 2008-05-02 Simon Baldwin <simonb@google.com>
16283 * c-common.h (warn_array_subscript_range): Removed.
16284 * c-common.c (warn_array_subscript_range): Ditto.
16285 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16286 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16288 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16290 * config/i386/i386.c (ix86_special_builtin_type): New.
16291 (bdesc_special_args): Likewise.
16292 (ix86_expand_special_args_builtin): Likewise.
16293 (ix86_init_mmx_sse_builtins): Updated.
16294 (ix86_expand_builtin): Updated.
16295 (ix86_expand_store_builtin): Removed.
16296 (ix86_expand_unop_builtin): Likewise.
16298 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16299 * config/i386/mmintrin.h (__v2sf): Here.
16301 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16303 (_mm_loadl_pi): Likewise.
16304 (_mm_storeh_pi): Replace __v2si with __v2sf.
16305 (_mm_storel_pi): Likewise.
16307 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16308 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16309 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16310 __builtin_ia32_loadlpd.
16312 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16314 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16315 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16316 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16317 (ix86_init_mmx_sse_builtins): Updated.
16318 (ix86_expand_args_builtin): Likewise.
16319 (ix86_expand_builtin): Likewise.
16320 (ix86_expand_unop1_builtin): Renamed to ...
16321 (ix86_expand_unop_vec_merge_builtin): This.
16323 2008-05-01 Jan Hubicka <jh@suse.cz>
16326 * ipa-inline.c (inline_generate_summary): Make static.
16327 (inline_transform): Do not call inlining at -O0; make static.
16328 * passes.c (execute_todo): Add sanity check.
16329 (execute_one_ipa_transform_pass): Execute proper flags.
16331 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16333 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16334 (DECL_NONADDRESSABLE_P): Likewise.
16335 * alias.c (record_component_aliases): Fix comment.
16337 2008-05-01 Simon Baldwin <simonb@google.com>
16339 * c-common.h (warn_array_subscript_range): New function.
16340 * c-common.c (warn_array_subscript_range): Ditto.
16341 * tree-vrp.c (check_array_ref): Corrected code to agree with
16342 comment, ignoring only arrays of size 0 or size 1.
16343 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16345 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16347 * config/i386/i386.c (ix86_builtin_type): Replace
16348 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16349 (bdesc_args): Updated.
16350 (ix86_init_mmx_sse_builtins): Likewise.
16351 (ix86_expand_args_builtin): Likewise.
16353 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16356 * doc/extend.texi: Correct __builtin_ia32_palignr.
16358 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16361 * config/i386/i386.c (bdesc_crc32): Removed.
16362 (ix86_expand_crc32): Likewise.
16363 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16364 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16365 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16366 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16367 UINT_FTYPE_UINT_UCHAR.
16368 (bdesc_args): Updated. Add crc32 builtins.
16369 (ix86_init_mmx_sse_builtins): Updated.
16370 (ix86_expand_args_builtin): Updated to support subreg.
16372 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16374 2008-05-01 Jan Hubicka <jh@suse.cz>
16376 * tree-pass.h (opt_pass): Add IPA_PASS.
16377 (varpool_node, cgraph_node): Forward declare.
16378 (ipa_opt_pass): Define.
16379 (pass_ipa_inline): Turn into ipa_opt_pass.
16380 (pass_apply_inline): Remove.
16381 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16382 (apply_inline): Turn into ....
16383 (inline_transform): ... this one.
16384 (inline_generate_summary): New function.
16385 (pass_apply_inline): Remove.
16386 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16388 (struct function): Add ipa_transforms_to_apply.
16389 * passes.c (register_one_dump_file): Work on IPA_PASS.
16390 (init_optimization_passes): Remove pass_inline_parameters and
16392 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16393 (execute_one_pass) ... here; apply transforms when possible.
16394 (add_ipa_transform_pass, execute_ipa_summary_asses,
16395 execute_one_ipa_transform_pass): New.
16396 (execute_ipa_pass_list): Update for IPA_PASS type.
16398 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16400 * config/i386/i386.c (ix86_builtin_type): Add
16401 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16402 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16403 (bdesc_args): Add SSE4a builtins.
16404 (ix86_init_mmx_sse_builtins): Updated.
16405 (ix86_expand_args_builtin): Likewise.
16406 (ix86_expand_builtin): Likewise.
16408 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16410 * config/i386/i386.c (ix86_builtin_type): Add
16411 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16412 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16413 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16414 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16415 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16416 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16417 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16418 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16419 and DI_FTYPE_DI_DI_INT.
16420 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16421 (ix86_init_mmx_sse_builtins): Updated.
16422 (ix86_expand_args_builtin): Likewise.
16423 (ix86_expand_builtin): Likewise.
16424 (ix86_expand_binop_imm_builtin): Removed.
16426 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16428 2008-04-30 Richard Guenther <rguenther@suse.de>
16430 PR tree-optimization/32921
16431 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16433 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16435 * config/arm/arm.c (arm_unwind_emit): Use
16436 crtl->all_throwers_are_sibcalls instead of
16437 cfun->all_throwers_are_sibcalls.
16438 (arm_output_fn_unwind): Likewise.
16439 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16440 instead of cfun->uses_pic_offset_table.
16441 (frv_expand_prologue): Likewise.
16442 (frv_frame_pointer_required): Likewise.
16443 (frv_expand_fdpic_call): Likewise.
16444 (frv_emit_movsi): Likewise.
16445 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16446 cfun->returns_pcc_struct instead of
16447 current_function_returns_pcc_struct.
16448 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16449 instead of cfun->calls_eh_return.
16450 (m32c_pushm_popm): Likewise.
16451 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16452 "extern" declaration.
16454 2008-04-30 Richard Guenther <rguenther@suse.de>
16456 PR tree-optimization/21636
16457 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16459 (evaluate_stmt): Print the likely value.
16460 (ccp_visit_stmt): Avoid excessive vertical spacing.
16462 2008-04-30 Rafael EspÃndola <espindola@google.com>
16464 * builtins.c (fold_call_expr): Return realret.
16465 * tree-ssa-threadedge.c
16466 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16467 __builtin_object_size.
16469 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16471 * gcc.c (wrapper_string): New variable.
16472 (insert_wrapper): New function.
16473 (execute): New option -wrapper.
16474 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16476 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16478 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16479 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16480 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16482 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16483 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16484 config/rs6000/e500crtres64gprctr.asm,
16485 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16486 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16487 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16488 config/rs6000/e500crtsav64gprctr.asm,
16489 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16490 config/rs6000/e500crtsavg64gprctr.asm: New files.
16491 * config/rs6000/t-ppccomm: Add build rules for new files.
16492 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16493 * config/rs6000/t-netbsd: Add build rules for new files.
16494 (LIB2FUNCS_STATIC_EXTRA): New variable.
16495 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16496 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16497 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16499 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16501 * config/i386/i386.c (ix86_builtin_type): Add
16502 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16503 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16504 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16505 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16506 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16507 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16508 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16509 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16510 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16511 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16512 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16513 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16514 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16515 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16516 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16517 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16518 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16519 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16520 V1DI_FTYPE_V2SI_V2SI.
16521 (bdesc_2arg): Moved to ...
16522 (bdesc_args): Here.
16523 (ix86_init_mmx_sse_builtins): Updated.
16524 (ix86_expand_args_builtin): Updated. Take a pointer
16525 to const struct builtin_description. Handle comparison
16527 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16528 (ix86_expand_builtin): Updated.
16530 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16531 (ssse3_pmaddubsw128): This.
16532 (ssse3_pmaddubswv4hi3): Renamed to ...
16533 (ssse3_pmaddubsw): This.
16535 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16536 (__builtin_ia32_packssdw128): Likewise.
16537 (__builtin_ia32_packuswb128): Likewise.
16538 (__builtin_ia32_pmaddubsw): Likewise.
16539 (__builtin_ia32_pmaddubsw128): Likewise.
16541 2008-04-30 Richard Guenther <rguenther@suse.de>
16543 PR tree-optimization/14847
16544 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16545 (recognize_bits_test): Use it.
16546 (recognize_single_bit_test): Likewise.
16548 2008-04-30 Martin Jambor <mjambor@suse.cz>
16550 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16551 instead of setting number of formal parameters to zero.
16552 (ipcp_init_stage): Do not set the number of actual parameters to zero
16554 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16555 which are called with variable number of arguments.
16556 (ipcp_insert_stage): Explicitely skipping all nodes which are
16557 called with variable number of arguments.
16558 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16559 number of parameters.
16561 * ipa-prop.h (struct ipa_node_params): Added flag
16562 called_with_var_arguments
16563 (ipa_set_param_count): Added. Changed sole setter to use it.
16564 (ipa_get_param_count): Added. All readers of param_count
16565 converted to use it instead.
16566 (ipa_set_called_with_variable_arg): Added.
16567 (ipa_is_called_with_var_arguments): Added.
16568 (ipa_get_ith_param): Added. All readers of param_decls converted
16570 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16572 (ipa_get_cs_argument_count): Added, all readers of argument_count
16574 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16577 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16578 (struct ipcp_lattice): Renamed cval_type to type
16579 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16581 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16582 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16583 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16584 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16585 (build_const_val): Changed the type of parameter cvalue to tree
16586 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16587 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16589 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16592 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16593 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16594 (ipa_add_method): Renamed to ipa_push_func_to_list
16595 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16596 (ipa_callsite_param_count): Removed.
16597 (ipa_callsite_param_count_set): Removed.
16598 (ipa_callsite_param): Removed.
16599 (ipa_callsite_callee): Removed.
16600 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16601 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16602 (ipa_method_formal_count): Removed.
16603 (ipa_method_formal_count_set): Removed.
16604 (ipa_method_get_tree): Removed.
16605 (ipa_method_tree_map_create): Removed.
16606 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16607 (ipa_create_param_decls_array): Creates the array itself
16608 (ipa_create_param_decls_array): Temporary variable info instead of
16609 a few dereferences.
16610 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16611 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16612 (get_type): Removed.
16613 (ipa_jf_get_info_type): Removed.
16614 (ipa_node_create): Renamed to ipa_create_node_params
16615 (ipa_free): Renamed to ipa_free_all_node_params
16616 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16617 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16618 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16619 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16620 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16621 ipa_free_all_edge_args
16622 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16623 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16624 (ipa_create_methodlist_node): Removed.
16625 (ipa_methodlist_method): Removed.
16626 (ipa_methodlist_method_set): Removed.
16627 (ipa_methodlist_next_method): Removed.
16628 (ipa_methodlist_next_method_set): Removed.
16629 (ipa_method_is_modified): Removed.
16630 (ipa_method_modify_create): Removed.
16631 (ipa_method_modify_init): Temporary variable info instead of a few
16633 (ipa_detect_param_modifications): Temporary variable info instead of
16634 a few dereferences.
16635 (ipa_compute_jump_functions): Temporary variable info instead of
16636 a few dereferences.
16637 (ipa_method_modify_set): Removed.
16638 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16639 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16640 than craph_node as the first parameter.
16641 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16642 (ipa_method_modify_init): Removed.
16643 (ipa_compute_jump_functions): Added a temp variable instead of
16644 repeatadly dereferencing the cgraph_edge.aux pointer
16645 (ipa_callsite_param_set_type): Removed.
16646 (ipa_compute_jump_functions): i renamed to index and moved to
16648 (ipa_callsite_param_set_info_type_formal): Removed.
16649 (ipa_callsite_param_set_info_type): Removed.
16650 (ipa_callsite_param_map_create): Removed.
16651 (ipa_callsite_tree): Removed.
16652 (ipa_callsite_caller): Removed.
16653 (ipa_pop_func_from_list): return_method removed to return_func
16655 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16656 prefixed all values with IPA_. Changed all users.
16657 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16658 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16659 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16660 (union parameter_info): Renamed to jump_func_value.
16661 (union jump_func_value): Renamed value to constant
16662 (struct ipa_jump_func): Renamed info_type to value
16663 (struct ipa_node): Renamed to ipa_node_params
16664 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16665 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16666 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16667 (struct ipa_edge): Renamed to ipa_edge_args
16668 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16669 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16670 (struct ipa_methodlist): Renamed to ipa_func_list
16671 (struct ipa_func_list): method_p renamed to node, next_method
16673 (ipa_methodlist_p): Removed, switched all users to struct pointer
16674 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16676 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16678 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16679 (rs6000_emit_epilogue): Use backchain to restore only when we
16680 have a large frame. Make use of frame pointer to restore if we
16681 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16683 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16685 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16686 Add mode to zero_extract.
16687 (sign bit tests peepholes): (Ditto.).
16689 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16691 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16692 Instructions in comments with SSE3.
16693 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16694 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16695 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16696 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16697 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16698 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16699 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16700 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16701 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16702 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16703 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16704 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16705 (bdesc_sse_args): Renamed to ...
16706 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16707 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16708 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16709 IX86_BUILTIN_FABSQ.
16710 (bdesc_1arg): Moved to ...
16711 (bdesc_args): Here.
16712 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16713 Instructions in comments with SSE3.
16714 (ix86_expand_sse_operands_builtin): Renamed to ...
16715 (ix86_expand_args_builtin): This. Updated.
16716 (ix86_expand_unop1_builtin): Update comments.
16717 (ix86_expand_builtin): Updated.
16719 2008-04-29 Richard Guenther <rguenther@suse.de>
16721 PR tree-optimization/36078
16722 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16723 Update virtual SSA form after cleaning up the CFG.
16725 2008-04-29 Richard Guenther <rguenther@suse.de>
16727 PR middle-end/15255
16728 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16730 2008-04-29 Richard Guenther <rguenther@suse.de>
16732 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16733 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16734 (compute_flow_insensitive_aliasing): Do not treat
16735 PTR_IS_REF_ALL pointers special.
16736 (get_smt_for): Likewise.
16737 (may_alias_p): Re-structure.
16738 (is_escape_site): A ref-all pointer conversion is not an escape site.
16739 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16740 PTR_IS_REF_ALL pointers special.
16741 * tree-ssa-structalias.h (struct alias_info): Remove
16742 ref_all_symbol_mem_tag field.
16743 (PTR_IS_REF_ALL): Remove.
16745 2008-04-29 Richard Guenther <rguenther@suse.de>
16747 PR middle-end/36077
16748 * fold-const.c (extract_muldiv_1): In combining division constants
16749 make sure to never overflow.
16751 2008-04-29 Nick Clifton <nickc@redhat.com>
16753 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16755 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16758 * optc-gen.awk: Work around HP-UX/IA awk bug.
16760 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16762 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16765 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16768 * config/i386/i386.md
16769 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16770 Change operand 1 predicate to nonimmediate_operand.
16772 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16775 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16777 * gengtype.c (walk_type, write_func_for_structure): Handle
16779 * doc/gty.texi: Document chain_circular.
16781 2008-04-28 Richard Guenther <rguenther@suse.de>
16783 PR tree-optimization/36066
16784 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16787 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16790 * config/i386/i386.md
16791 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16792 Use match_scratch instead of match_operand for operands 3 and 4.
16794 2008-04-27 Richard Guenther <rguenther@suse.de>
16796 PR tree-optimization/18754
16797 PR tree-optimization/34223
16798 * tree-pass.h (pass_complete_unrolli): Declare.
16799 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16800 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16801 Rewrite loop into loop closed SSA form if it is not already.
16802 (tree_unroll_loops_completely): Re-structure to iterate over
16803 innermost loops with intermediate CFG cleanups.
16804 Unroll outermost loops only if requested or the code does not grow
16806 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16807 loops are available.
16808 (tree_vectorize): Instead do so here.
16809 (tree_complete_unroll): Also unroll outermost loops.
16810 (tree_complete_unroll_inner): New function.
16811 (gate_tree_complete_unroll_inner): Likewise.
16812 (pass_complete_unrolli): New pass.
16813 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16814 uses outside of the loop.
16815 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16816 form if it is available.
16817 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16818 * passes.c (init_optimization_passes): Schedule complete inner
16819 loop unrolling pass before the first CCP pass after final inlining.
16821 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16823 * targhooks.h (default_emutls_var_fields,
16824 default_emutls_var_init): Declare.
16825 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16826 * target.h (struct gcc_target): Add struct emutls member.
16827 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16828 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16829 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16830 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16831 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16832 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16833 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16834 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16835 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16836 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16837 emit debug information.
16838 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16839 * varasm.c: Include targhooks.h.
16840 (emutls_object_section, emutls_tmpl_section): New.
16841 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16842 (EMUTLS_SEPARATOR): New.
16843 (prefix_name): New.
16844 (get_emutls_object_name): New.
16845 (default_emutls_var_fields): New, broken out of ...
16846 (get_emutls_object_type): ... here. Adjust to use target hooks.
16847 (get_emutls_init_templ_addr): Adjust to use target hooks.
16848 (emutls_decl): Adjust to use target hooks.
16849 (emutls_finish): Likewise.
16850 (default_emutls_var_init): New, broken out of ...
16851 (assemble_variable): ... here. Adjust to use target hooks.
16852 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16853 SECCAT_EMUTLS_TMPL.
16854 * c-common.c (handle_section_attribute): Prevent overriding
16855 sections for emulated tls with special sections.
16856 * config/i386/i386.c (x86_64_elf_select_section): Add
16857 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16858 (x86_64_elf_unique_section): Likewise.
16859 * config/vxworks.c: Include tree.h.
16860 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16861 (vxworks_override_options): Set TLS scheme.
16862 * doc/tm.texi (Emulated TLS): New node.
16864 2008-04-26 Simon Baldwin <simonb@google.com>
16867 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16868 with propagated string constants.
16870 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16872 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16873 constraint for operand 2 when operand 0 is memory operand.
16874 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16875 operand 0 is memory operand.
16876 (fix_trunc<mode>_i387_with_temp): Ditto.
16877 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16878 operand 2 when operand 1 is memory operand.
16879 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16880 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16881 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16882 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16883 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16884 operands 2,3 and 4 when operand 1 is memory operand.
16885 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16887 (fistdi2_floor_with_temp): Ditto.
16888 (fist<mode>2_floor_with_temp): Ditto.
16889 (fistdi2_ceil_with_temp): Ditto.
16890 (fist<mode>2_ceil_with_temp): Ditto.
16891 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16893 2008-04-26 David Daney <ddaney@avtrex.com>
16895 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16897 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16898 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16899 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16900 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16901 (compare_and_swap_12): New insn.
16902 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16903 * config/mips/mips.c (mips_force_binary): New function.
16904 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16905 (mips_expand_compare_and_swap_12): New function.
16906 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16908 2008-04-25 Jan Hubicka <jh@suse.cz>
16911 * cfgexpand.c (pass_expand): Turn into RTL pass.
16912 * passes.c (execute_one_pass): Do pass typechecking after execution.
16913 * tree-pass.h (pass_expand): Turn into RTL pass.
16915 * function.h (struct rtl_data): Move here fields
16916 accesses_prior_frames, calls_eh_return, saves_all_registers,
16917 has_nonlocal_goto, has_asm_statement, is_thunk,
16918 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16919 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16920 arg_pointer_save_area_init from struct function; turn into bool.
16921 (struct function): Move
16922 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16923 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16924 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16925 tail_call_emit, arg_pointer_save_area_init
16926 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16927 (current_function_returns_struct, current_function_returns_pcc_struct,
16928 current_function_calls_setjmp, current_function_calls_alloca,
16929 current_function_accesses_prior_frames,
16930 current_function_calls_eh_return, current_function_is_thunk,
16931 current_function_stdarg, current_function_profile,
16932 current_function_limit_stack, current_function_uses_pic_offset_table,
16933 current_function_uses_const_pool, current_function_has_nonlocal_label,
16934 current_function_saves_all_registers,
16935 current_function_has_nonlocal_goto,
16936 current_function_has_asm_statement): Remove accesor macros.
16937 * ra-conflict.c (global_conflicts): Update.
16938 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16939 (suitable_for_tail_call_opt_p): Update.
16940 * builtins.c (expand_builtin_return_addr): Update.
16941 (expand_builtin_setjmp_setup): Update.
16942 (expand_builtin_nonlocal_goto): Update.
16943 * final.c (final_start_function): Update.
16944 (profile_function): Update.
16945 (leaf_function_p): Update.
16946 (only_leaf_regs_used): Update.
16947 * df-scan.c (df_get_exit_block_use_set): Update.
16948 * dojump.c (clear_pending_stack_adjust): Update.
16949 * tree-stdarg.c (gate_optimize_stdarg): Update.
16950 * gimple-low.c (lower_function_body): Update.
16951 * global.c (compute_regsets): Update.
16952 (global_alloc): Update.
16953 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16954 * expr.c (expand_assignment): Update.
16955 * dse.c (dse_step0): Update.
16956 (dse_step1): Update.
16957 * c-decl.c (store_parm_decls): Update.
16958 * local-alloc.c (combine_regs): Update.
16959 (find_free_reg): Update.
16960 * function.c (assign_parms_augmented_arg_list): Update.
16961 (assign_parm_find_data_types): Update.
16962 (assign_parms): Update.
16963 (allocate_struct_function): Update.
16964 (expand_function_start): Update.
16965 (expand_function_end): Update.
16966 (get_arg_pointer_save_area): Update.
16967 (thread_prologue_and_epilogue_insns): Update.
16968 (rest_of_match_asm_constraints): Update.
16969 * stor-layout.c (variable_size): Update.
16970 * gcse.c (gcse_main): Update.
16971 (bypass_jumps): Update.
16972 * gimplify.c (gimplify_function_tree): Update.
16973 * calls.c (emit_call_1): Update.
16974 (expand_call): Update.
16975 * bt-load.c (compute_defs_uses_and_gen): Update.
16976 * except.c (sjlj_assign_call_site_values): Update.
16977 (sjlj_emit_function_enter): Update.
16978 (can_throw_external): Update.
16979 (set_nothrow_function_flags): Update.
16980 (expand_builtin_unwind_init): Update.
16981 (expand_eh_return): Update.
16982 (convert_to_eh_region_ranges): Update.
16983 (output_function_exception_table): Update.
16984 * emit-rtl.c (gen_tmp_stack_mem): Update.
16985 * cfgexpand.c (expand_used_vars): Update.
16986 (tree_expand_cfg): Update.
16987 * cfgcleanup.c (rest_of_handle_jump): Update.
16988 * explow.c (allocate_dynamic_stack_space): Update.
16989 * varasm.c (assemble_start_function): Update.
16990 (force_const_mem): Update.
16991 (mark_constant_pool): Update.
16992 * tree-optimize.c (tree_rest_of_compilation): Update.
16993 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16994 * tree-cfg.c (notice_special_calls): Update.
16995 (is_ctrl_altering_stmt): Update.
16996 (tree_can_make_abnormal_goto): Update.
16997 (tree_purge_dead_abnormal_call_edges): Update.
16998 * config/alpha/predicates.md: Update.
16999 * config/alpha/alpha.c (alpha_sa_mask): Update.
17000 (alpha_sa_size): Update.
17001 (alpha_does_function_need_gp): Update.
17002 (alpha_expand_prologue): Update.
17003 (alpha_start_function): Update.
17004 (alpha_output_function_end_prologue): Update.
17005 (alpha_expand_epilogue): Update.
17006 * config/frv/frv.c (frv_stack_info): Update.
17007 (frv_expand_epilogue): Update.
17008 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17009 (s390_register_info): Update.
17010 (s390_frame_info): Update.
17011 (s390_init_frame_layout): Update.
17012 (s390_can_eliminate): Update.
17013 (save_gprs): Update.
17014 * config/spu/spu.c (spu_split_immediate): Update.
17015 (need_to_save_reg): Update.
17016 (spu_expand_prologue): Update.
17017 (spu_expand_epilogue): Update.
17018 * config/sparc/sparc.md: Update.
17019 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17020 (sparc_tls_got): Update.
17021 (legitimize_pic_address): Update.
17022 (sparc_emit_call_insn): Update.
17023 (sparc_expand_prologue): Update.
17024 (output_return): Update.
17025 (print_operand): Update.
17026 (sparc_function_ok_for_sibcall): Update.
17027 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17028 * config/m32r/m32r.md: Update.
17029 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17030 (m32r_compute_frame_size): Update.
17031 (m32r_expand_prologue): Update.
17032 (m32r_expand_epilogue): Update.
17033 (m32r_legitimize_pic_address): Update.
17034 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17035 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17036 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17037 (gen_push): Update.
17038 (ix86_save_reg): Update.
17039 (ix86_compute_frame_layout): Update.
17040 (ix86_expand_prologue): Update.
17041 (ix86_expand_epilogue): Update.
17042 * config/sh/sh.c (output_stack_adjust): Update.
17043 (calc_live_regs): Update.
17044 (sh5_schedule_saves): Update.
17045 (sh_expand_prologue): Update.
17046 (sh_expand_epilogue): Update.
17047 (sh_setup_incoming_varargs): Update.
17048 (sh_allocate_initial_value): Update.
17049 (sh_get_pr_initial_val): Update.
17050 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17051 * config/sh/sh.md (label:): Update.
17052 * config/avr/avr.c (out_movhi_mr_r): Update.
17053 * config/crx/crx.h (enum): Update.
17054 * config/xtensa/xtensa.h (along): Update.
17055 * config/stormy16/stormy16.c Update.
17056 (xstormy16_compute_stack_layout): Update.
17057 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17058 (fr30_expand_prologue): Update.
17059 * config/cris/cris.c (cris_conditional_register_usage): Update.
17060 (cris_reg_saved_in_regsave_area): Update.
17061 (cris_initial_frame_pointer_offset): Update.
17062 (cris_simple_epilogue): Update.
17063 (cris_expand_prologue): Update.
17064 (cris_expand_epilogue): Update.
17065 (cris_expand_pic_call_address): Update.
17066 (cris_asm_output_symbol_ref): Update.
17067 (cris_asm_output_label_ref): Update.
17068 * config/cris/cris.md Update.
17069 * config/iq2000/iq2000.c (compute_frame_size): Update.
17070 (iq2000_expand_epilogue): Update.
17071 * config/mt/mt.h (save_direction): Update.
17072 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17073 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17074 (ia64_secondary_reload_class): Update.
17075 * config/m68k/m68k.c (m68k_save_reg): Update.
17076 (m68k_expand_prologue): Update.
17077 (m68k_expand_epilogue): Update.
17078 (legitimize_pic_address): Update.
17079 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17080 (first_reg_to_save): Update.
17081 (first_altivec_reg_to_save): Update.
17082 (compute_vrsave_mask): Update.
17083 (compute_save_world_info): Update.
17084 (rs6000_stack_info): Update.
17085 (spe_func_has_64bit_regs_p): Update.
17086 (rs6000_ra_ever_killed): Update.
17087 (rs6000_emit_eh_reg_restore): Update.
17088 (rs6000_emit_allocate_stack): Update.
17089 (rs6000_emit_prologue): Update.
17090 (rs6000_emit_epilogue): Update.
17091 (rs6000_output_function_epilogue): Update.
17092 (output_profile_hook): Update.
17093 (rs6000_elf_declare_function_name): Update.
17094 * config/rs6000/rs6000.h (rs6000_args): Update.
17095 * config/rs6000/rs6000.md: Update.
17096 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17097 * config/arc/arc.c (arc_output_function_epilogue): Update.
17098 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17099 * config/darwin.c (machopic_function_base_name): Update.
17100 * config/score/score3.c (score3_compute_frame_size): Update.
17103 (score3_epilogue): Update.
17104 * config/score/score7.c (score7_compute_frame_size): Update.
17105 (score7_prologue): Update.
17106 (score7_epilogue): Update.
17107 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17108 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17109 * config/arm/arm.c (use_return_insn): Update.
17110 (require_pic_register): Update.
17111 (arm_load_pic_register): Update.
17112 (arm_compute_save_reg0_reg12_mask): Update.
17113 (arm_compute_save_reg_mask): Update.
17114 (thumb1_compute_save_reg_mask): Update.
17115 (output_return_instruction): Update.
17116 (arm_output_function_prologue): Update.
17117 (arm_output_epilogue): Update.
17118 (arm_get_frame_offsets): Update.
17119 (arm_expand_prologue): Update.
17120 (thumb_pushpop): Update.
17121 (thumb_exit): Update.
17122 (thumb1_expand_prologue): Update.
17123 (thumb1_expand_epilogue): Update.
17124 (arm_unwind_emit): Update.
17125 (arm_output_fn_unwind): Update.
17126 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17127 * config/arm/arm.md: Update.
17128 * config/pa/pa.md: Update.
17129 * config/pa/pa.c (legitimize_pic_address): Update.
17130 (compute_frame_size): Update.
17131 (hppa_expand_prologue): Update.
17132 (hppa_expand_epilogue): Update.
17133 (borx_reg_operand): Update.
17134 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17135 (HARD_REGNO_RENAME_OK): Update.
17136 * config/mips/mips.c (mips_global_pointer): Update.
17137 (mips_save_reg_p): Update.
17138 (mips_compute_frame_info): Update.
17139 (mips_frame_pointer_required): Update.
17140 (mips_expand_prologue): Update.
17141 (mips_expand_epilogue): Update.
17142 (mips_can_use_return_insn): Update.
17143 (mips_reorg_process_insns): Update.
17144 * config/v850/v850.c (compute_register_save_size): Update.
17145 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17146 * config/mmix/mmix.c (along): Update.
17147 (mmix_expand_epilogue): Update.
17148 * config/bfin/bfin.c (legitimize_pic_address): Update.
17149 (must_save_p): Update.
17150 (stack_frame_needed_p): Update.
17151 (add_to_reg): Update.
17152 (bfin_expand_prologue): Update.
17153 * stmt.c (expand_asm_operands): Update.
17154 * reload1.c (reload): Update.
17155 (init_elim_table): Update.
17157 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17159 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17161 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17163 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17164 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17165 (mov<mode>): Removed.
17166 (*movv4sf_internal): Likewise.
17167 (*movv2df_internal): Likewise.
17169 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17171 * config.gcc (crx-*-elf): Remove deprecation.
17173 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17175 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17176 __gcc_deregister_frame with atexit.
17177 (deregister_frame_dtor): Remove.
17179 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17180 Nathan Sidwell <nathan@codesourcery.com>
17182 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17184 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17185 (rs6000_isel): Likewise.
17186 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17187 (rs6000_isel): New variable.
17188 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17190 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17193 * c-common.c (handle_vector_size_attribute): Call
17194 lang_hooks.types.reconstruct_complex_type instead of
17195 reconstruct_complex_type.
17196 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17197 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17198 * langhooks.h (struct lang_hooks_for_types): Add
17199 reconstruct_complex_type hook.
17200 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17201 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17203 2008-04-24 Richard Guenther <rguenther@suse.de>
17205 * c-common.h (check_builtin_function_arguments): Declare.
17206 * c-common.c (validate_nargs): New function.
17207 (check_builtin_function_arguments): Likewise.
17208 * c-typeck.c (build_function_call): Call
17209 check_builtin_function_arguments.
17210 * builtins.c (fold_builtin_classify): Remove error reporting code.
17211 (fold_builtin_unordered_cmp): Likewise.
17212 (fold_builtin_1): Likewise.
17213 (fold_builtin_n): Likewise.
17215 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17217 PR tree-optimization/36008
17218 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17219 the original op1, rather than delta by step.
17221 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17222 Sebastian Pop <sebastian.pop@amd.com>
17224 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17225 eliminate_local_variables_stmt, eliminate_local_variables,
17226 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17227 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17228 of code delimited by two edges in the CFG.
17229 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17230 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17231 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17232 the case of parallelisation of reductions.
17233 (expr_invariant_in_region_p): New.
17235 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17236 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17238 2008-04-24 Ira Rosen <irar@il.ibm.com>
17239 Richard Guenther <rguenther@suse.de>
17241 PR tree-optimization/36034
17242 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17243 incapable of dealing with loads with gaps.
17245 2008-04-24 Rafael EspÃndola <espindola@google.com>
17247 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17248 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17249 vrp_evaluate_conditional.
17250 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17251 (vrp_evaluate_conditional): Split the cond argument.
17252 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17253 (simplify_stmt_for_jump_threading): Update call to
17254 vrp_evaluate_conditional.
17256 2008-04-24 Ira Rosen <irar@il.ibm.com>
17258 PR tree-optimization/35982
17259 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17260 interleaved data-refs are of the same type.
17262 2008-04-24 Danny Smith <dannysmith@users.net>
17264 * c-format.c (check_format_info_main): Use strncmp rather than a
17265 magic prefix to handle multichar length specs.
17266 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17267 Don't prefix "I64" and "I32" with '\0'.
17269 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17272 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17273 in registers for -m32 only if stdarg_p (fntype).
17275 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17277 PR rtl-optimization/36006
17278 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17279 temp to op0 in order to avoid invalid rtx sharing.
17281 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17283 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17284 check TREE_INVARIANT.
17285 * tree-gimple.c (is_gimple_address): New.
17286 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17287 * tree-gimple.h (is_gimple_address): New.
17288 * tree.h (decl_address_invariant_p): New.
17289 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17290 (build_string): Likewise.
17291 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17292 (tree_invariant_p_1): Likewise.
17293 (save_expr): Use it.
17294 (tree_invariant_p): New.
17295 (skip_simple_arithmetic): Use it.
17296 (stabilize_reference_1): Use it.
17297 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17299 (build1_stat): Drop code to compute TREE_INVARIANT.
17300 (build2_stat): Drop code to compute TREE_INVARIANT.
17301 (build3_stat): Drop code to compute TREE_INVARIANT.
17302 (build4_stat): Drop code to compute TREE_INVARIANT.
17303 (build5_stat): Drop code to compute TREE_INVARIANT.
17304 (build7_stat): Drop code to compute TREE_INVARIANT.
17305 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17306 * tree.h (struct tree_base): Remove invariant_flag.
17307 (TREE_INVARIANT): Remove.
17308 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17309 (fold_builtin_expect): Check TREE_CONSTANT.
17310 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17311 * c-tree.h (c_expr_to_decl): Drop third parameter.
17312 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17313 (build_c_cast): Don't set TREE_INVARIANT.
17314 (pop_init_level): Don't set TREE_INVARIANT.
17315 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17316 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17318 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17319 (gimplify_addr_expr): Adjust comment.
17320 * tree-mudflap.c (mf_build_string):
17321 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17322 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17323 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17324 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17325 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17326 * langhooks.h (struct lang_hooks): Drop third parameter from
17329 2008-04-23 Richard Guenther <rguenther@suse.de>
17331 PR tree-optimization/27799
17332 PR tree-optimization/32921
17333 PR tree-optimization/32624
17334 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17335 SMTs aliases and the tag itself into the solution.
17336 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17337 merge the points-to solution back into the SMT aliases.
17338 (may_alias_p): Use alias_set_subset_of instead of
17339 aliases_conflict_p. A pointer which points to
17340 memory with alias set zero may access any variable.
17342 2008-04-23 Richard Guenther <rguenther@suse.de>
17344 * alias.c (alias_set_subset_of): Correctly handle asking
17345 if zero is a subset of an alias set with zero child.
17346 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17347 (compute_flow_insensitive_aliasing): Correctly walk all
17348 pointers. Do not unnecessarily union sets.
17350 2008-04-23 Richard Guenther <rguenther@suse.de>
17352 PR middle-end/36021
17353 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17355 2008-04-22 Tomas Bily <tbily@suse.cz>
17357 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17359 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17361 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17362 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17363 * tree-inline.c (estimate_num_insns_1): Likewise.
17364 * varasm.c (const_hash_1, compare_constant, copy_constant)
17365 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17366 * emit-rtl.c (component_ref_for_mem_expr)
17367 (set_mem_attributes_minus_bitpos): Likewise.
17368 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17369 (is_aligning_offset): Likewise.
17370 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17371 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17372 * dojump.c (do_jump): Likewise.
17373 * builtins.c (get_pointer_alignment, get_memory_rtx)
17374 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17375 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17377 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17379 PR rtl-optimization/36017
17380 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17381 expanding the library call.
17383 2008-04-22 Ian Lance Taylor <iant@google.com>
17385 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17386 than size_in_bytes.
17388 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17390 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17391 of LR/CTR moves for Power6.
17393 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17395 PR middle-end/36003
17396 * passes.c (init_optimization_passes): Remove
17397 pass_fast_rtl_byte_dce.
17399 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17402 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17403 builtin functions to generate faster code.
17404 (_mm_cvtpu16_ps): Ditto.
17405 (_mm_cvtpi32x2_ps): Ditto.
17407 2008-04-22 Nick Clifton <nickc@redhat.com>
17409 * common.opt (ftree-loop-distribution): Add Optimization
17412 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17413 (frv_expand_builtin_va_start): Likewise.
17415 * config/arm/arm.c (thumb_find_work_register): Fix location of
17416 argument register count.
17418 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17420 Support scheduling for ColdFire V1 and V3 microarchitecture.
17421 Improve scheduling of multiplication instructions.
17423 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17424 (mac): New instruction attribute.
17425 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17426 (m68k_sched_mac): New variable.
17427 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17428 Handle cfv1 and cfv3.
17429 (max_insn_size): New static variable.
17430 (struct _sched_ib): New type.
17431 (sched_ib): New static variable.
17432 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17433 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17434 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17436 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17437 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17438 new variables. Update.
17439 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17440 Add modeling of cfv3 instruction buffer. Update.
17441 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17442 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17443 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17444 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17445 a particular reservation applies to.
17446 (type2): Reorganize attribute values. Rename alu to alu_reg,
17447 alu_l to alu, move_l to omove. Join move to alu. Split mul
17448 to mul_l and mul_w.
17449 (cf_ib_*): Simplify description of instruction buffer.
17450 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17451 (cf_mem): Split into cf_mem1 and cf_mem2.
17452 (cf_v2_move_??): Rename to cfv12_alu_??.
17453 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17454 (cf_v2_mul_??): Remove reservations.
17455 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17456 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17457 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17459 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17460 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17461 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17462 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17463 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17464 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17465 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17466 expansions of the above reservations for instructions of sizes
17469 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17471 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17473 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17475 * coverage.c: Include tree-pass.h.
17476 (coverage_counter_alloc): Print da_file_name to the dump file.
17478 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17480 * sbitmap.c (sbitmap_range_empty_p): New function.
17481 * sbitmap.h (sbitmap_range_empty_p): New function.
17482 * bitmap.h: Now includes obstack.h.
17484 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17485 Kenneth Zadeck <zadeck@naturalbridge.com>
17487 * dbgcnt.def (ra_byte_scan): Added.
17488 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17489 when the last hit happens for a counter.
17490 * timevar.def (TV_DF_BYTE_LR): New variable.
17491 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17492 * passes.c (pass_fast_rtl_byte_dce): New pass.
17493 * fwprop.c (update_df): Added mode to call df_ref_create.
17494 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17495 DF_REF_EXTRACT_OFFSET.
17496 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17497 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17499 (df_ref_extract): Added mode field.
17500 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17501 DF_REF_EXTRACT_OFFSET.
17502 (DF_REF_EXTRACT_MODE): New macro.
17503 (df_byte_lr_bb_info): New structure.
17504 (df_print_byte_regset, df_compute_accessed_bytes,
17505 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17506 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17507 df_byte_lr_simulate_uses,
17508 df_byte_lr_simulate_artificial_refs_at_top,
17509 df_byte_lr_simulate_artificial_refs_at_end,
17510 df_compute_accessed_bytes): New function.
17511 (df_ref_create): Add parameter.
17512 (df_byte_lr_get_bb_info): New inline function.
17513 * df-scan.c (df_ref_record, df_uses_record,
17514 df_ref_create_structure): Added mode parameter.
17515 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17516 df_defs_record, df_uses_record, df_get_conditional_uses,
17517 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17518 df_entry_block_defs_collect, df_exit_block_uses_collect):
17519 Added mode parameter to calls to df_ref_record, df_uses_record,
17520 df_ref_create_structure.
17521 (df_ref_equal_p, df_ref_compare): Added test for modes.
17522 (df_ref_create_structure): Added code to set mode. Renamed
17523 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17524 DF_REF_EXTRACT_OFFSET.
17525 * df-core.c (df_print_byte_regset): New function.
17526 * df-byte-scan.c: New file.
17527 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17528 calls to BITMAP_FREE.
17529 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17530 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17531 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17532 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17533 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17534 df_byte_lr_local_compute, df_byte_lr_init,
17535 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17536 df_byte_lr_transfer_function, df_byte_lr_free,
17537 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17538 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17539 df_byte_lr_simulate_uses,
17540 df_byte_lr_simulate_artificial_refs_at_top,
17541 df_byte_lr_simulate_artificial_refs_at_end): New function.
17542 * dce.c (byte_dce_process_block): New function.
17543 (dce_process_block): au is now passed in rather than computed
17544 locally. Changed loops that look at artificial defs to not look
17545 for conditional or partial ones, because there never are any.
17546 (fast_dce): Now is able to drive byte_dce_process_block or
17547 dce_process_block depending on the kind of dce being done.
17548 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17549 (rest_of_handle_fast_byte_dce): New function.
17550 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17551 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17553 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17556 * gcc.h: Added fortran options that take arguments to
17557 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17560 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17562 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17563 scalarization if on the LHS and not a full access.
17565 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17567 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17569 2008-04-18 Rafael EspÃndola <espindola@google.com>
17571 * tree-vrp.c (find_case_label_index): Fix the binary search.
17572 (find_case_label_range): New.
17573 (vrp_visit_switch_stmt): Use find_case_label_range.
17574 (simplify_switch_using_ranges): Use find_case_label_range.
17576 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17578 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17579 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17581 2008-04-18 Tom Tromey <tromey@redhat.com>
17584 * doc/cpp.texi (Implementation-defined behavior): Mention
17587 2008-04-18 Ian Lance Taylor <iant@google.com>
17589 * fold-const.c (pointer_may_wrap_p): New static function.
17590 (fold_comparison): Add another test for pointer overflow. Use
17591 pointer_may_wrap_p to disable some false positives.
17593 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17595 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17596 (fname_as_string): Match updated cpp_interpret_string prototype.
17597 (fix_string_type): Support char16_t* and char32_t*.
17598 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17599 derivative) nodes. Register as builtin if C++0x.
17600 (c_parse_error): Support CPP_CHAR{16,32}.
17601 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17602 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17603 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17604 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17605 CTI_CHAR32_ARRAY_TYPE>: New elements.
17606 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17607 char32_type_node, signed_char32_type_node, char16_array_type_node,
17608 char32_array_type_node): New defines.
17609 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17610 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17611 (lex_string): Support CPP_STRING{16,32}, match updated
17612 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17613 (lex_charconst): Support CPP_CHAR{16,32}.
17614 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17615 and CPP_STRING{16,32}.
17617 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17620 * aclocal.m4: Regenerate.
17621 * configure: Regenerate.
17623 2008-04-18 Jan Hubicka <jh@suse.cz>
17625 * except.c (dw2_size_of_call_site_table,
17626 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17628 * cgraphbuild.c (build_cgraph_edges): Update.
17629 * tree-pass.h: Update comment.
17630 * final.c (leaf_function_p): Update.
17631 (leaf_renumber_regs): Update.
17632 (rest_of_clean_state): Update.
17633 * omp-low.c (expand_omp_parallel): Update.
17634 * ipa-reference.c (analyze_function): Update.
17635 * reorg.c (find_end_label): Update.
17636 (optimize_skip): Update.
17637 (fill_simple_delay_slots): Update.
17638 (fill_simple_delay_slots): Update.
17639 (make_return_insns): Update.
17640 (dbr_schedule): Update.
17641 * gimple-low.c (record_vars_into): Update.
17642 * cfgbuild.c (make_edges): Update.
17643 * function.c (assign_stack_local): Update.
17644 (assign_parm_adjust_stack_rtl): Update.
17645 (locate_and_pad_parm): Update.
17646 (allocate_struct_function): Do not initialize stack_alignment_needed
17647 and preferred_stack_boundary here.
17648 (stack_protect_prologue): Update.
17649 (stack_protect_epilogue): Update.
17650 (expand_function_start): Initialize stack_alignment_needed,
17651 preferred_stack_boundary and max_jumptable_ents.
17652 (expand_function_end): Update.
17653 (free_after_compilation): Do not NULLify epilogue_delay_list.
17654 * function.h (struct rtl_data): Add stack_protect_guard,
17655 stack_alignment_needed,
17656 preferred_stack_boundary, epilogue_delay_list.
17657 (struct function): Remove value_histograms, stack_alignment_needed,
17658 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17660 unexpanded_var_list, stack_protect_guard.
17661 (current_function_epilogue_delay_list): Remove.
17662 * ipa-type-escape.c (analyze_function): Update.
17663 * gimplify.c (pop_gimplify_context): Update comment.
17664 * calls.c (expand_call): Update.
17665 (emit_library_call_value_1): Update.
17666 * except.c (set_nothrow_function_flags): Update.
17667 * cfgexpand.c (get_decl_align_unit): Update.
17668 (create_stack_guard): Update.
17669 (estimated_stack_frame_size): Update.
17670 (expand_used_vars): Update.
17671 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17672 * explow.c (allocate_dynamic_stack_space): Update.
17673 * tree-ssa-live.c (remove_unused_locals): Update.
17674 * varasm.c (mark_constant_pool): Update.
17675 * tree-inline.c (remap_decls): Update.
17676 (initialize_cfun): Update.
17677 (declare_return_variable): Update.
17678 (inline_forbidden_p): Update.
17679 (expand_call_inline): Update.
17680 (declare_inline_vars): Update.
17681 (tree_function_versioning): Update.
17682 * tree-flow.h (value_histograms): New.
17683 (VALUE_HISTOGRAMS): New macro.
17684 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17686 * tree-cfg.c (set_bb_for_stmt): Update.
17687 (replace_by_duplicate_decl): Update.
17688 (move_block_to_fn): Update.
17689 (new_label_mapper): Update.
17690 (dump_function_to_file): Update.
17691 * ipa-struct-reorg.c (build_data_structure): Update.
17692 * cfgrtl.c (print_rtl_with_bb): Update.
17693 * reload1.c (reload): Update.
17695 * config/i386/i386.c (setup_incoming_varargs_64,
17696 ix86_compute_frame_layout): Update.
17697 * config/arc/arc.c (arc_output_function_epilogue): Update.
17699 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17701 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17702 for FreeBSD as well.
17703 * gthr-posix95.h: Likewise.
17705 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17707 PR rtl-optimization/35838
17708 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17709 out the byte offset of the first subreg.
17711 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17713 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17714 to split_ti instead of three separate calls with single member arrays.
17715 (subti3 splitter): Ditto.
17716 (adddi3 splitter): Ditto with split_di.
17717 (subdi3 splitter): Ditto.
17718 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17719 two separate calls with single member arrays. Swap match_dup
17720 operands 1 and 2 to better fit into the array.
17721 (negdi2 splitter): Ditto with split_di.
17722 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17723 two separate calls with single member arrays. Swap match_dup operands
17724 6 and 7 to better fit into the array.
17726 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17728 * config/i386/i386.c (sse_builtin_type): New.
17729 (bdesc_sse_args): Likewise.
17730 (bdesc_sse_3arg): Removed.
17731 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17732 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17733 IX86_BUILTIN_ROUNDPS.
17734 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17735 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17736 IX86_BUILTIN_ROUNDPS.
17737 (ix86_expand_sse_4_operands_builtin): Removed.
17738 (ix86_expand_sse_operands_builtin): New.
17739 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17740 and CODE_FOR_sse4_1_roundps.
17741 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17742 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17744 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17747 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17748 regs before frame pop when needed. If use_backchain_to_restore_sp
17749 then load backchain into a temp reg to restore vr and vrsave. Add
17750 code to restore vr after frame pop if possible.
17752 2008-04-17 Richard Guenther <rguenther@suse.de>
17754 * tree-vn.c (expressions_equal_p): Do not check type
17755 equality or compatibility before calling operand_equal_p.
17756 * fold-const.c (operand_equal_p): Check equivalence of
17757 integer constants before bailing out due to signedness or
17758 precision differences.
17759 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17760 spurious differences in type qualification. Ignore types
17761 for COMPONENT_REFs at all.
17763 2008-04-17 Christian Bruel <christian.bruel@st.com>
17765 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17766 msw_skip comparison.
17768 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17771 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17774 PR tree-optimization/35899
17775 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17776 rather than TREE_OPERAND.
17778 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17781 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17782 temporary registers. Change operand predicate to general_operand.
17783 (remainderxf3): Ditto.
17785 2008-04-16 Richard Guenther <rguenther@suse.de>
17787 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17788 * tree-affine.c (aff_combination_expand): Look through some
17791 2008-04-15 Doug Kwan <dougkwan@google.com>
17793 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17795 * tree-pretty-print.c (dump_generic_node): Ditto.
17796 * final.c (output_addr_const): Ditto.
17797 * dwarf2out.c (output_cfi): Ditto.
17798 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17799 * print-rtl.c (print_rtx): Ditto.
17800 * print-tree.c (print_node_brief, print_node): Ditto.
17801 * c-common.c (match_case_to_enum_1): Ditto.
17802 * sched-vis.c (print_value): Ditto.
17803 * config/i386/i386.c (print_operand): Cast to long unsigned int
17806 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17807 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17808 MS Windows VirtualProtect function.
17810 2008-04-15 Jan Hubicka <jh@suse.cz>
17812 * gengtype.c (write_root): Param_is argument is OK.
17813 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17814 * function.h: Include varray.h
17815 (rtl_eh): New stucture based on except.c one.
17816 (call_site_record): New forward declaration and vector type.
17817 * calls.c (emit_call_1): Do not call
17818 note_current_region_may_contain_throw.
17819 * except.c (eh_status): Remove cur_region, try_region since they are
17821 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17822 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17823 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17824 Remove call_site_data_used, call_site_data_size.
17825 Turn call_site_record into vector in function.h.
17826 (note_current_region_may_contain_throw): Remove.
17827 (get_exception_pointer, get_exception_filter): Do not take struct
17828 function argument; update.
17829 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17830 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17831 build_post_landing_pads, dw2_build_landing_pads,
17832 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17833 sjlj_emit_function_enter, sjlj_emit_function_enter,
17834 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17835 sjlj_build_landing_pads, finish_eh_generation,
17836 remove_exception_handler_label, remove_eh_handler,
17837 maybe_remove_eh_handler, add_reachable_handler,
17838 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17839 add_action_record, collect_one_action_chain, add_call_site,
17840 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17841 sjlj_output_call_site_table, output_function_exception_table,
17842 * except.h (note_current_region_may_contain_throw): Remove
17843 (get_exception_pointer, get_exception_filter): Do not take struct
17845 * Makefile.in (GTFILES): Put varargs before struct function.
17847 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17849 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17850 punt for STRING_CST.
17851 (get_constraint_for): Deal with STRING_CST here instead.
17853 2008-04-15 Richard Guenther <rguenther@suse.de>
17855 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17856 statements in a basic-block with a backward walk. Do not
17857 substitute into dead statements but instead remove those.
17859 2008-04-15 Richard Guenther <rguenther@suse.de>
17861 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17862 to zero, thus disable creation of SFTs.
17864 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17866 * tree-predcom.c (suitable_reference_p): Return false if the
17867 reference can throw.
17869 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17872 * c-decl.c (finish_decl): If extern or static var has variable
17873 size, set TREE_TYPE (decl) to error_mark_node.
17875 2008-04-15 Rafael EspÃndola <espindola@google.com>
17877 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17880 2008-04-15 Richard Guenther <rguenther@suse.de>
17882 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17883 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17884 (visit_reference_op_load): Do walk vuse-vdef chains on
17885 vn_reference_lookup.
17886 (visit_reference_op_store): But do not here.
17887 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17888 vn_reference_lookup.
17889 (vn_lookup_with_vuses): But do so here.
17891 2008-04-14 Ian Lance Taylor <iant@google.com>
17893 * fold-const.c (fold_overflow_warning): Remove assertion.
17895 2008-04-15 Ben Elliston <bje@au.ibm.com>
17897 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17898 temp1 local variables.
17900 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17903 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17904 ".text.unlikely" section as executable.
17906 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17908 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17909 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17910 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17911 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17912 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17913 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17914 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17916 2008-04-14 Ian Lance Taylor <iant@google.com>
17918 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17919 * fold-const.c (fold_comparison): If appropriate, test
17920 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17921 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17922 reassociating a pointer type.
17923 * doc/invoke.texi (Optimize Options): Document that
17924 -fstrict-overflow applies to pointer wraparound.
17926 2008-04-13 Jan Hubicka <jh@suse.cz>
17928 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17930 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17932 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17933 we are going to "save the world".
17935 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17937 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17938 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17939 operand 0 constraint, not "=".
17941 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17943 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17945 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17947 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17948 of size of positions_needed * CHAR_BIT.
17950 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17952 PR middle-end/35897
17953 * dse.c (store_info): Change positions_needed to unsigned
17955 (lowpart_bitmask): New.
17956 (record_store): Cast to unsigned HOST_WIDE_INT for
17957 positions_needed. Assert width <= size of positions_needed *
17958 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17959 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17960 lowpart_bitmask to set mask.
17962 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17964 * config/bfin/constraints.md: New file.
17965 * config/bfin/bfin.md: Include it.
17966 (adddi3): Use satisfies_constraint functions instead of the old macros.
17967 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17968 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17969 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17970 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17971 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17972 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17973 EXTRA_CONSTRAINT): Delete.
17974 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17975 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17977 * config/bfin/bfin.c: Include "tm-constrs.h".
17978 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17979 Use satisfies_constraint functions instead of the old macros.
17980 * doc/md.texi (Blackfin Constraints): Update file name reference.
17982 2008-04-11 Richard Guenther <rguenther@suse.de>
17984 PR tree-optimization/35869
17985 * tree-vrp.c (execute_vrp): Move switch statement update after
17986 jump threading. Schedule another cfg cleanup run.
17988 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17991 * attribs.c (decl_attributes): Return early on errorneous node.
17993 2008-04-10 Oleg Ryjkov <olegr@google.com>
17995 * tree.h (struct tree_base): Added a new flag default_def_flag.
17996 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17998 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18000 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18002 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18005 * pa.md: Define mode iterator P. Define mode attribute dwc.
18006 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18007 (icacheflush): Likewise.
18008 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18009 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18011 2008-04-11 Ben Elliston <bje@au.ibm.com>
18013 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18015 2008-04-10 Rafael EspÃndola <espindola@google.com>
18017 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18018 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18019 (extract_range_from_expr): The same.
18021 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18023 * config/mips/mips.md (GPR2): New mode iterator.
18024 (seq): Add comment.
18025 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18026 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18027 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18028 Rewrite these to take two modes, the mode of comparison and the
18029 mode of the destination.
18030 * config/mips/mips.c (mips_expand_scc): Instead of having
18031 paradoxical subreg as destination, expand "narrowing" scc if mode
18032 of comparison is SI and target is requested in DI mode.
18033 (mips_emit_int_order_test): Update comment. Make mode of
18034 comparison match CMP0 rather than TARGET. When creating inverse
18035 target use mode of TARGET.
18037 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18039 * gcov-dump.c (tag_summary): Only print summaries for the first
18040 GCOV_COUNTERS_SUMMABLE counters.
18042 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18044 * config/i386/i386.md (absneg): New code iterator.
18045 (absnegprefix): New code attribute.
18046 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18047 patterns using absneg code iterator.
18048 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18049 using absneg code iterator.
18050 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18051 *neg<mode>2 patterns using absneg code iterator.
18052 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18053 *negextendsfdf2 patterns using absneg code iterator.
18054 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18055 *negextendsfxf2 patterns using absneg code iterator.
18056 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18057 *negextendsfdf2 patterns using absneg code iterator.
18058 * config/i386/sse.md (<code><mode>2): Macroize expander from
18059 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18061 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18063 * config/s390/s390.h: Remove the remains of the recent search
18064 & replace action of current_function_outgoing_args_size.
18066 2008-04-10 Ira Rosen <irar@il.ibm.com>
18068 PR tree-optimization/35821
18069 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18070 NEW_STMT_LIST is not NULL.
18072 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18075 * toplev.c (process_options): Remove -ffunction-sections debugging
18078 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18080 PR middle-end/PR28690
18081 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18082 than gen_rtx_fmt_ee to perform more canonicalizations.
18084 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18087 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18089 2008-04-09 Richard Guenther <rguenther@suse.de>
18091 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18092 (dump_function_to_file): Dump function arguments with types.
18094 2008-04-08 Richard Guenther <rguenther@suse.de>
18096 * fold-const.c (fold_widened_comparison): Do not allow
18097 sign-changes that change the result.
18099 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18102 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18103 kinds of indirect references.
18105 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18107 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18108 GNU Fortran language string.
18110 2008-04-08 Rafael EspÃndola <espindola@google.com>
18112 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18113 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18114 * tree.h (tree_call_nonnegative_warnv_p): New.
18116 2008-04-08 Jan Hubicka <jh@suse.cz>
18118 * function.c (free_after_compilation): Clear out regno_reg_rtx
18121 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18124 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18126 PR middle-end/PR28690
18127 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18128 same precedence as REG_POINTER and MEM_POINTER operands.
18130 2008-04-08 Richard Guenther <rguenther@suse.de>
18132 PR middle-end/35834
18133 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18134 for adding index to base.
18136 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18138 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18139 (MINGW_ENABLE_EXECUTE_STACK): New.
18140 (IN_LIBGCC2): For libgcc include windows.h file for
18141 function declarations.
18143 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18145 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18146 and tem2 if tem1 is not a REG or MULT.
18148 2008-04-08 Jan Hubicka <jh@suse.cz>
18150 * function.h (incomming_args): Break out of struct function.
18151 (function_subsections): Break out of struct function.
18152 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18153 return_rtx and hard_reg_initial_vals from struct function.
18154 Kill inl_max_label_num.
18155 (current_function_pops_args, current_function_args_info,
18156 current_function_args_size, current_function_args_size,
18157 current_function_pretend_args_size,
18158 current_function_outgoing_args_size,
18159 current_function_internal_arg_pointer, current_function_return_rtx):
18160 Kill compatibility accestor macros.
18161 * builtins.c (expand_builtin_apply_args_1): Update.
18162 (expand_builtin_next_arg): Update.
18163 * df-scan.c (df_get_call_refs): Update.
18164 * dbxout.c (dbxout_function_end): Update.
18165 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18166 (output_line_info): Update.
18167 (secname_for_decl): Update.
18168 (dwarf2out_var_location): Update.
18169 * function.c (free_after_compilation): Update.
18170 (assign_parm_find_stack_rtl): Update.
18171 (assign_parms): Update.
18172 (expand_dummy_function_end): Update.
18173 (expand_function_end): Update.
18174 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18175 (expand_call): Update.
18176 (emit_library_call_value_1): Update.
18177 (store_one_arg): Update.
18178 * varasm.c (initialize_cold_section_name): Update.
18179 (unlikely_text_section): Update.
18180 (unlikely_text_section_p): Update.
18181 (assemble_start_function): Update.
18182 (assemble_end_function): Update.
18183 (default_section_type_flags): Update.
18184 (switch_to_section): Update.
18185 * integrate.c (set_decl_abstract_flags): Update.
18186 (get_hard_reg_initial_val): Update.
18187 (has_hard_reg_initial_val): Update.
18188 (allocate_initial_values): Update.
18189 * resource.c (init_resource_info): Update.
18190 * config/alpha/alpha.c (NUM_ARGS): Update.
18191 (direct_return): Update.
18192 (alpha_va_start): Update.
18193 (alpha_sa_size): Update.
18194 (alpha_initial_elimination_offset): Update.
18195 (alpha_expand_prologue): Update.
18196 (alpha_start_function): Update.
18197 (alpha_expand_epilogue): Update.
18198 (unicosmk_initial_elimination_offset):
18199 * config/alpha/alpha.md (call expander): Update.
18200 * config/s390/s390.c (s390_register_info): Update.
18201 (s390_register_info): Update.
18202 (s390_frame_info): Update.
18203 (s390_initial_elimination_offset): Update.
18204 (s390_build_builtin_va_list): Update.
18205 (s390_va_start): Update.
18206 * config/spu/spu.c (direct_return): Update.
18207 (spu_expand_prologue): Update.
18208 (spu_initial_elimination_offset): Update.
18209 (spu_build_builtin_va_list): Update.
18210 (spu_va_start): Update.
18211 * config/sparc/sparc.c (sparc_init_modes): Update.
18212 (sparc_compute_frame_size): Update.
18213 (function_value): Update.
18214 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18215 * config/i386/i386.md (return expander): Update.
18216 * config/i386/i386.c (ix86_va_start): Update.
18217 (ix86_can_use_return_insn_p): Update.
18218 (ix86_compute_frame_layout): Update.
18219 (ix86_expand_epilogue): Update.
18220 * config/sh/sh.c (output_stack_adjust): Update.
18221 (calc_live_regs): Update.
18222 (sh_expand_prologue): Update.
18223 (sh_builtin_saveregs): Update.
18224 (sh_va_start): Update.
18225 (initial_elimination_offset): Update.
18226 (sh_allocate_initial_value): Update.
18227 (sh_function_ok_for_sibcall): Update.
18228 (sh_get_pr_initial_val): Update.
18229 * config/sh/sh.md (return expander): Update.
18230 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18231 * config/crx/crx.c (crx_compute_frame): UPdate.
18232 (crx_initial_elimination_offset): UPdate.
18233 * config/xtensa/xtensa.c (compute_frame_size): Update
18234 (xtensa_builtin_saveregs): Update.
18235 (xtensa_va_start): Update.
18236 (order_regs_for_local_alloc): Update.
18237 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18238 (xstormy16_expand_builtin_va_start): Update.
18239 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18240 * config/m68hc11/m68hc11.md (return expanders): Update.
18241 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18242 (expand_epilogue): Update.
18243 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18244 (cris_simple_epilogue): Update.
18245 (cris_expand_prologue): Update.
18246 (cris_expand_epilogue): Update.
18247 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18248 (compute_frame_size): Update.
18249 * config/mt/mt.c (mt_compute_frame_size): Update.
18250 * config/mn10300/mn10300.c (expand_prologue): Update.
18251 (expand_epilogue): Update.
18252 (initial_offset): Update.
18253 (mn10300_builtin_saveregs):
18254 * config/mn10300/mn10300.md (return expander): Update.
18255 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18256 (ia64_initial_elimination_offset): Update.
18257 (ia64_initial_elimination_offset): Update.
18258 (ia64_expand_prologue): Update.
18259 * config/m68k/m68k.md (return expander): Update.
18260 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18261 (rs6000_stack_info): Update.
18262 * config/mcore/mcore.c (layout_mcore_frame): Update.
18263 (mcore_expand_prolog): Update.
18264 * config/arc/arc.c (arc_compute_frame_size): Update.
18265 * config/score/score3.c (score3_compute_frame_size): Update.
18266 * config/score/score7.c (score7_compute_frame_size): Update.
18267 * config/arm/arm.c (use_return_insn): Update.
18268 (thumb_find_work_register): Update.
18269 (arm_compute_save_reg_mask): Update.
18270 (arm_output_function_prologue): Update.
18271 (arm_output_epilogue): Update.
18272 (arm_size_return_regs): Update.
18273 (arm_get_frame_offsets): Update.
18274 (arm_expand_prologue): Update.
18275 (thumb_exit): Update.
18276 (thumb_unexpanded_epilogue): Update.
18277 (thumb1_output_function_prologue): Update.
18278 * config/pa/pa.md (return expander): Update.
18279 * config/pa/pa.c (compute_frame_size): Update.
18280 (hppa_builtin_saveregs): Update.
18281 * config/mips/mips.c (mips_va_start): Update.
18282 (mips16_build_function_stub): Update.
18283 (mips_compute_frame_info): Update.
18284 (mips_restore_gp): Update.
18285 (mips_output_function_prologue): Update.
18286 (mips_expand_prologue): Update.
18287 * config/v850/v850.c (compute_frame_size): Update.
18288 (expand_prologue): * config/mmix/mmix.c (along): update.
18289 (mmix_initial_elimination_offset): update.
18290 (mmix_reorg): update.
18291 (mmix_use_simple_return): update.
18292 (mmix_expand_prologue): update.
18293 (mmix_expand_epilogue): Update.
18294 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18295 (emit_link_insn): Update.
18297 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18299 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18300 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18302 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18305 2008-04-07 Jan Hubicka <jh@suse.cz>
18307 * function.h (rtl): Rename to x_rtl.
18308 (crtl): New define.
18309 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18310 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18311 used_temp_slots avail_temp_slots, temp_slot_level,
18312 nonlocal_goto_handler_labels): Update accesstors.
18313 (rtl): New global variable.
18314 (struct function): Move some fileds to rtl_data.
18315 (get_arg_pointer_save_area): Update prototype.
18316 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18317 get_arg_pointer_save_area.
18318 * expr.c (init_expr): Update
18319 * function.c (get_frame_size): Update
18320 (assign_stack_local): Update
18321 (expand_function_end): Update.
18322 (get_art_pointer_save_area): Update
18324 * emit-rtl.c (rtl): Declare.
18325 (regno_reg_rtx): Declare.
18326 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18328 (gen_reg_rtx): Update.
18329 * varasm.c (n_deferred_constatns): Update accestor.
18330 (init_varasm_status): Do not allocate varasm_status.
18331 (force_const_mem, get_pool_size, output_constant_pool): Update.
18332 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18333 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18334 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18335 * sparc/sparc.h (INIT_EXPANDERS): Update.
18336 * ia64/ia64.h (INIT_EXPANDERS): Update.
18338 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18340 * reload.c (push_secondary_reload): Add missing break to for loop.
18342 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18344 PR middle-end/PR28690
18345 * rtlanal.c: Update copyright years.
18346 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18347 as REG_POINTER and MEM_POINTER operands.
18348 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18349 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18350 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18351 * gcse.c: Update copyright years.
18352 (pre_delete): Call gen_reg_rtx_and_attrs.
18353 (hoist_code): Likewise.
18354 (build_store_vectors): Likewise.
18355 (delete_store): Likewise.
18356 * loop-invariant.c (move_invariant_reg): Likewise.
18357 Update copyright years.
18359 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18361 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18362 control string instead of quoted.
18364 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18366 * doc/rtl.texi: Rewrite of subreg section.
18368 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18371 * config/i386/i386.c (legitimize_pic_address): Add treating
18372 of dllimport SYM_REF's.
18373 (legitimize_dllimport_symbol): Add prototype.
18375 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18377 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18378 reference in constructor with non self-referential type.
18380 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18382 Removal of Return with Depressed Stack Pointer support
18383 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18384 (ECF_SP_DEPRESSED): Likewise.
18385 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18386 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18387 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18388 (expand_call): Do not test ECF_SP_DEPRESSED.
18389 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18390 * function.c (keep_stack_depressed): Delete.
18391 (handle_epilogue_set): Likewise.
18392 (update_epilogue_consts): Likewise.
18393 (emit_equiv_load): Likewise.
18394 (thread_prologue_and_epilogue_insns): Remove support for Return with
18395 Depressed Stack Pointer.
18396 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18398 2008-04-06 Richard Guenther <rguenther@suse.de>
18400 PR tree-optimization/35400
18401 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18402 information from SSA_NAMEs.
18404 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18406 * config/avr/avr.h (avr_mega_p): Remove declaration.
18407 (AVR_MEGA): Remove macro.
18408 * config/avr/avr.c (avr_mega_p): Remove variable.
18409 (avr_override_options): Remove inicializion of avr_mega_p.
18410 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18411 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18412 (avr_jump_mode): (Ditto.).
18413 (avr_output_progmem_section_asm_op): (Ditto.).
18414 (avr_asm_init_sections): (Ditto.).
18415 (avr_asm_init_sections): (Ditto.).
18416 (avr_rtx_costs): (Ditto.).
18417 * config/avr/avr.md: (Ditto.).
18418 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18421 2008-04-06 Richard Guenther <rguenther@suse.de>
18423 PR tree-optimization/35842
18424 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18425 is_gimple_invariant_address.
18427 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18429 * gcc.c (default_compilers): Sync Fortran extensions list with
18430 that in fortran/lang-specs.h.
18431 * doc/invoke.texi: Likewise.
18432 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18433 * dwarf2out.c (gen_compile_unit_die): Likewise.
18435 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18437 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18439 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18442 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18443 attribute is used for nested functions.
18445 2008-04-05 Jan Hubicka <jh@suse.cz>
18447 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18449 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18451 (dump_files): Update.
18452 (enable_rtl_dump_file): Do not accept letter argument.
18453 * tree-pass.h (dump_file_info): Remove letter argument.
18454 * toplev.c (decode_d_option): Update -da handling.
18455 * toplev.h (enable_rtl_dump_file): Update prototype.
18456 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18457 it out based on pass type.
18458 (register_dump_files_1): Likewise.
18459 (init_optimization_passes): Update register_one_dump_file calls.
18460 (execute_one_pass): Sanity check that IPA passes are called at IPA
18461 level and RTL passes at RTL level.
18462 (execute_pass_list): IPA pass can not be after or subpass of
18464 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18465 disallov RTL subpasses of IPA subpasses.
18467 2008-04-05 Ben Elliston <bje@au.ibm.com>
18469 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18470 builtins that return exactly once and do not throw. Cache call to
18473 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18475 PR rtl-optimization/34916
18476 PR middle-end/35519
18477 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18478 between instruction pairs.
18480 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18482 * doc/invoke.texi: Document -mbitops for SH.
18483 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18484 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18485 * config/sh/sh.c (print_operand): Add %t operand code.
18486 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18487 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18488 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18489 (extendqihi2): Likewise.
18490 (movqi_i): Likewise.
18491 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18492 (extv): Use bld instruction for SH2A if possible.
18494 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18495 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18496 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18497 (bset.b, bclr.b): Define peepholes.
18498 * config/sh/sh.opt (mbitops): New option.
18500 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18503 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18504 and view convert expression.
18506 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18509 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18511 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18513 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18515 * config/i386/cpuid.h (bit_AES): New.
18516 (bit_PCLMUL): Likewise.
18518 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18519 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18520 SSE2 if AES or PCLMUL is enabled.
18521 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18522 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18523 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18524 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18525 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18526 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18527 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18528 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18529 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18530 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18531 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18532 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18533 __builtin_ia32_aeskeygenassist128 and
18534 __builtin_ia32_pclmulqdq128.
18535 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18536 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18537 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18539 * config/i386/i386.h (TARGET_AES): New.
18540 (TARGET_PCLMUL): Likewise.
18541 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18543 * config/i386/i386.md (UNSPEC_AESENC): New.
18544 (UNSPEC_AESENCLAST): Likewise.
18545 (UNSPEC_AESDEC): Likewise.
18546 (UNSPEC_AESDECLAST): Likewise.
18547 (UNSPEC_AESIMC): Likewise.
18548 (UNSPEC_AESKEYGENASSIST): Likewise.
18549 (UNSPEC_PCLMUL): Likewise.
18551 * config/i386/i386.opt (maes): New.
18552 (mpclmul): Likewise.
18554 * config/i386/sse.md (aesenc): New pattern.
18555 (aesenclast): Likewise.
18556 (aesdec): Likewise.
18557 (aesdeclast): Likewise.
18558 (aesimc): Likewise.
18559 (aeskeygenassist): Likewise.
18560 (pclmulqdq): Likewise.
18562 * config/i386/wmmintrin.h: New.
18564 * doc/extend.texi: Document AES and PCLMUL built-in function.
18566 * doc/invoke.texi: Document -maes and -mpclmul.
18568 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18570 * function.c (free_after_parsing): Replace with
18571 cxx_push_function_context from C++ front-end.
18572 (allocate_struct_function): Don't call langhook.
18573 * langhooks.h (struct lang_hooks_for_functions): Delete.
18574 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18576 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18577 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18578 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18579 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18580 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18581 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18582 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18584 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18585 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18587 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18590 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18593 2008-04-04 Richard Guenther <rguenther@suse.de>
18595 PR middle-end/35823
18596 * fold-const.c (optimize_minmax_comparison): Use the correct
18597 type for the constant in the simplified comparison.
18599 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18601 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18602 Pass L2 size as "--param l2-cache-size" to the compiler.
18603 (decode_l2_cache): New function to decode L2 cache parameters using
18604 0x8000006 extended cpuid function.
18605 (detect_caches_amd): Determine parameters of L2 cache using
18606 decode_l2_caches function.
18607 (decode_caches_intel): Decode L2 cache parameters.
18608 (detect_caches_intel): Determine L2 cache parameters using
18609 decode_caches_intel and decode_l2_caches functions.
18611 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18613 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18614 secondary input reload for subword loads from the constant pool.
18616 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18619 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18620 constants of the appropriate size for runtime calculations.
18623 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18624 decimal-float literal constant zero.
18626 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18629 * c-parser.c (c_parser_omp_atomic): Call
18630 default_function_array_conversion on the RHS.
18632 PR middle-end/35818
18633 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18634 call is_variable_sized if decl has incomplete type.
18636 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18638 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18640 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18642 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18644 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18645 (sgt<u>): Merge sgt and sgtu into new expander.
18646 (sgt, sgtu): Remove expanders.
18647 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18648 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18649 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18650 *sgtu_<mode>_mips16 into new pattern.
18651 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18652 (sge<u>): Merge sge and sgeu into new expander.
18653 (sge, sgeu): Remove expanders.
18654 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18656 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18657 (slt<u>): Merge slt and sltu into new expander.
18658 (slt, sltu): Remove expanders.
18659 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18660 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18661 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18662 *sltu_<mode>_mips16 into new pattern.
18663 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18664 (sle<u>): Merge sle and sleu into new expander.
18665 (sle, sleu): Remove expanders.
18666 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18667 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18668 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18669 *sleu_<mode>_mips16 into new pattern.
18670 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18672 2008-04-03 Jan Hubicka <jh@suse.cz>
18674 PR tree-optimization/35795
18675 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18676 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18677 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18678 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18679 * score/score3.c (score3_output_mi_thunk): Likewise.
18680 * score/score7.c (score7_output_mi_thunk): Likewise.
18681 * mips/mips.c (mips_output_mi_thunk): Likewise.
18683 2008-04-03 Richard Guenther <rguenther@suse.de>
18685 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18686 conversions. Simplify code.
18688 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18690 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18692 2008-04-03 Tom Tromey <tromey@redhat.com>
18693 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18695 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18696 * config/bfin/t-bfin-linux (generated_files): Add
18697 linux-sysroot-suffix.h.
18698 * doc/install.texi (Prerequisites): Require make 3.80.
18699 * doc/sourcebuild.texi (Front End Directory): Document new
18701 * Makefile.in (generated_files): New variable.
18702 (ALL_HOST_OBJS): New variable.
18703 ($(ALL_HOST_OBJS)): New target.
18705 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18707 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18708 (remap_block): Call id->transform_lang_insert_block instead
18710 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18711 Set id.transform_lang_insert_block to NULL.
18712 (clone_body): Move to cp/optimize.c
18713 * tree-inline.h (struct copy_body_data): Change
18714 transform_lang_insert_block to function pointer.
18715 (copy_generic_body, copy_decl_no_change): Export.
18716 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18717 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18718 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18720 * c-tree.h (insert_block): Kill.
18721 * c-decl.c (insert_block): Kill.
18723 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18725 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18726 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18727 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18729 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18730 argument, call {push,pop}_function_context from here.
18731 * c-parser.c: Use c_{push,pop}_function_context.
18733 * function.c (push_function_context_to): Move meat ...
18734 (push_function_context): ... here. Simplify.
18735 * function.c (pop_function_context_from): Move meat ...
18736 (pop_function_context): ... here. Simplify.
18737 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18739 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18740 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18741 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18742 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18744 2008-04-03 Ben Elliston <bje@au.ibm.com>
18746 * expmed.c (extract_force_align_mem_bit_field): Remove.
18748 2008-04-03 Richard Guenther <rguenther@suse.de>
18750 PR middle-end/35800
18751 * expr.h (try_casesi): Adjust prototype.
18752 * expr.c (try_casesi): Take fallback label as extra parameter.
18753 Use that for gen_casesi if default_label is NULL.
18754 * stmt.c (expand_case): Pass fallback label to try_casesi,
18755 make sure to fill gaps with a fallback label if default_label
18758 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18761 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18763 2008-04-03 Ben Elliston <bje@au.ibm.com>
18765 * expmed.c (extract_split_bit_field): Remove if (0) code.
18766 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18767 (do_ds_constraint): Likewise.
18769 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18771 * doc/cppopts.texi (-dU): Document.
18772 * c-common.h (flag_dump_macros): Update comment.
18773 * c-opts.c (handle_OPT_d): Handle -dU.
18774 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18775 dump_queued_macros, cb_used_define, cb_used_undef): New.
18776 (init_pp_output): Handle -dU.
18777 (cb_line_change): Call dump_queued_macros.
18778 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18780 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18782 * config/avr/predicates.md (io_address_operand): New predicate.
18783 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18784 * config/avr/avr.c (avr_io_address_p): Remove function.
18785 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18786 'avr_io_address_p' function.
18787 (out_movhi_r_mr): (Ditto.).
18788 (out_movqi_mr_r): (Ditto.).
18789 (out_movhi_mr_r): (Ditto.).
18790 (avr_address_cost): (Ditto.).
18792 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18794 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18795 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18796 in 32bit mode when XMM registers are available to avoid store
18798 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18799 corresponding post-reload splitters.
18801 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18803 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18804 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18805 __builtin_ia32_roundss.
18806 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18807 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18808 __builtin_ia32_roundss.
18809 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18810 IX86_BUILTIN_SHUFPD here.
18812 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18814 * config/i386/i386.md (plogic): New.
18815 (plogicprefix): Likewise.
18817 * config/i386/mmx.md (mmx_<code><mode>3): New.
18818 (mmx_and<mode>3): Removed.
18819 (mmx_ior<mode>3): Likewise.
18820 (mmx_xor<mode>3): Likewise.
18822 * config/i386/sse.md (<code><mode>3): New.
18823 (*<code><mode>3): Likewise.
18824 (*<code><mode>3): Likewise.
18825 (<code><mode>3): Likewise.
18826 (*sse_<code><mode>3): Likewise.
18827 (*sse2_<code><mode>3): Likewise.
18828 (<code>tf3): Likewise.
18829 (*<code>tf3): Likewise.
18830 (and<mode>3): Likewise.
18831 (*and<mode>3): Likewise.
18832 (ior<mode>3): Removed.
18833 (*ior<mode>3): Likewise.
18834 (xor<mode>3): Likewise.
18835 (*xor<mode>3): Likewise.
18836 (*and<mode>3): Likewise.
18837 (*ior<mode>3): Likewise.
18838 (*xor<mode>3): Likewise.
18839 (and<mode>3): Likewise.
18840 (*sse_and<mode>3): Likewise.
18841 (*sse2_and<mode>3): Likewise.
18842 (andtf3): Likewise.
18843 (*andtf3): Likewise.
18844 (ior<mode>3): Likewise.
18845 (*sse_ior<mode>3): Likewise.
18846 (*sse2_ior<mode>3): Likewise.
18847 (iortf3): Likewise.
18848 (*iortf3): Likewise.
18849 (xor<mode>3): Likewise.
18850 (*sse_xor<mode>3): Likewise.
18851 (*sse2_xor<mode>3): Likewise.
18852 (xortf3): Likewise.
18853 (*xortf3): Likewise.
18855 2008-04-02 Richard Guenther <rguenther@suse.de>
18857 PR tree-optimization/14495
18858 PR tree-optimization/34793
18859 * tree-vrp.c (struct switch_update): New structure.
18860 (to_remove_edges, to_update_switch_stmts): New VECs.
18861 (simplify_switch_using_ranges): New function. Remove not taken
18862 case labels and edges.
18863 (simplify_stmt_using_ranges): Call it.
18864 (identify_jump_threads): Mark edges we have queued for removal
18865 so we don't thread them.
18866 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18868 * tree-cfg.c (group_case_labels): Deal with missing default label.
18869 (tree_verify_flow_info): Allow missing default label.
18870 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18871 (emit_case_nodes): Likewise.
18872 (expand_case): Do not rely on the default label to be present.
18873 * expr.c (try_casesi): Deal with NULL default_label.
18874 (do_tablejump): Likewise.
18876 2008-04-02 Richard Guenther <rguenther@suse.de>
18878 PR tree-optimization/14495
18879 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18880 SWITCH_EXPR here ...
18881 (vrp_visit_switch_stmt): ... but here (new function).
18882 (find_case_label_index): New helper function.
18883 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18885 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18887 * fwprop.c: Fix ISO-C99ism.
18889 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18892 * Makefile.in (objdir): Set it here.
18893 * configure.ac: Not here. Find dynamic linker characteristics.
18894 * exec-tool.in: Use them.
18895 * aclocal.m4: Regenerate.
18896 * configure: Regenerate.
18898 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18900 * expr.c (expand_var): Delete it.
18901 * expr.h (expand_var): Delete prototype.
18902 * function.c (expand_function_start): Use expand_decl instead.
18903 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18906 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18908 PR rtl-optimization/35542
18909 * fwprop.c (forward_propagate_and_simplify): Replace
18910 loc_reg_mentioned_in_p with reg_mentioned_p.
18912 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18914 PR rtl-optimization/35281
18915 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18916 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18917 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18918 (varying_mem_p): Move above propagate_rtx.
18919 (all_uses_available_at): Do not check MEMs.
18921 2008-04-02 Rafael EspÃndola <espindola@google.com>
18923 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18924 (register_edge_assert_for_2): Split the cond argument.
18925 (register_edge_assert_for_1): Adjust for the change in
18926 register_edge_assert_for_2.
18927 (register_edge_assert_for): Split the cond argument.
18928 (find_switch_asserts): Adjust for the change in
18929 register_edge_assert_for.
18931 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18933 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18934 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18935 offsets for 64-bit mingw.
18936 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18937 abi for x86_64-pc-mingw.
18939 2008-04-02 Richard Guenther <rguenther@suse.de>
18941 * tree-vrp.c (extract_range_from_assert): Make sure to not
18942 produce range min/max with TREE_OVERFOW set.
18943 If merging a anti-range and a range keep the anti-range if
18944 the range covers all values of the type.
18945 (register_edge_assert_for_2): Only allow sign-changing
18946 conversions in detecting canonical range checks. Also
18947 register an assert for the unsigned name if useful.
18949 PR tree-optimization/35787
18950 * tree-vrp.c (vrp_val_max): New function.
18951 (vrp_val_min): Likewise.
18952 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18953 (vrp_val_is_min): Likewise.
18954 (supports_overflow_infinity): Use vrp_val_{min,max}.
18955 (negative_overflow_infinity): Likewise.
18956 (positive_overflow_infinity): Likewise.
18957 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18958 (is_positive_overflow_infinity): Likewise.
18959 (is_overflow_infinity): Likewise.
18960 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18961 vrp_val_is_{min,max}.
18962 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18963 to ranges if possible. Avoid empty ranges.
18965 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18967 PR middle-end/35705
18968 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18969 the expression is a function address.
18971 2008-04-01 George Helffrich <george@gcc.gnu.org>
18973 PR fortran/35154, fortran/23057
18974 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18975 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18976 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18977 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18979 (dbxout_syms): Check for COMMON-based symbol and wrap in
18980 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18981 in bracket for efficiency.
18983 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18984 using DW_TAG_common_block + member offset.
18985 (add_pubname_string): New function.
18986 (dw_expand_expr): New function to find block name and offset for
18988 (common_check): New function to check whether symbol in Fortran COMMON.
18989 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18991 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18994 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18996 2008-04-02 Ben Elliston <bje@au.ibm.com>
18998 * config/v850/v850.md (casesi): Remove if (0) code.
18999 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19000 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19002 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19004 * config/i386/i386.md (rex64suffix): New mode attribute.
19005 (floathi<mode>2): Disable expander for SSE math.
19006 (*floathi<mode>2_1): New insn insn_and_split pattern.
19007 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19008 corresponding post-reload splitters.
19009 (*floathi<mode>2_i387): New macroized insn pattern.
19010 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19011 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19012 insn_and_split pattern.
19013 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19014 New macroized instruction patterns and corresponding post-reload
19016 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19017 and corresponding post-reload splitters.
19018 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19019 New macroized instruction patterns.
19020 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19021 macroized instruction patterns and corresponding post-reload splitters.
19022 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19023 corresponding post-reload splitters.
19024 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19025 New macroized instruction patterns.
19026 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19027 corresponding post-reload splitters.
19028 (*floatsi<mode>2_i387): New macroized instruction patterns.
19030 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19032 * config/i386/i386.md (smaxmin): New.
19033 (umaxmin): Likewise.
19034 (maxminiprefix): Likewise.
19035 (maxminfprefix): Likewise.
19036 (<code><mode>3): Likewise.
19037 (smin<mode>3): Removed.
19038 (smax<mode>3): Likewise.
19040 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19041 (mmx_<code>v4hi3): Likewise.
19042 (mmx_<code>v8qi3): Likewise.
19043 (mmx_smaxv2sf3): Removed.
19044 (mmx_sminv2sf3): Likewise.
19045 (mmx_umaxv8qi3): Likewise.
19046 (mmx_smaxv4hi3): Likewise.
19047 (mmx_uminv8qi3): Likewise.
19048 (mmx_sminv4hi3): Likewise.
19050 * config/i386/sse.md (<addsub><mode>3): New.
19051 (*<addsub><mode>3): Likewise.
19052 (<sse>_vm<addsub><mode>3): Likewise.
19053 (<maxmin><mode>3): Likewise.
19054 (*<maxmin><mode>3_finite): Likewise.
19055 (*<maxmin><mode>3): Likewise.
19056 (<sse>_vm<maxmin><mode>3): Likewise.
19057 (sse3_h<addsub>v4sf3): Likewise.
19058 (sse3_h<addsub>v2df3): Likewise.
19059 (<maxmin>v16qi3): Likewise.
19060 (*<maxmin>v16qi3): Likewise.
19061 (<maxmin>v8hi3): Likewise.
19062 (*<maxmin>v8hi3): Likewise.
19063 (*sse4_1_<maxmin><mode>3): Likewise.
19064 (*sse4_1_<maxmin><mode>3): Likewise.
19065 (add<mode>3): Removed.
19066 (*add<mode>3): Likewise.
19067 (<sse>_vmadd<mode>3): Likewise.
19068 (sub<mode>3): Likewise.
19069 (*sub<mode>3): Likewise.
19070 (<sse>_vmsub<mode>3): Likewise.
19071 (smin<mode>3): Likewise.
19072 (*smin<mode>3_finite): Likewise.
19073 (*smin<mode>3): Likewise.
19074 (<sse>_vmsmin<mode>3): Likewise.
19075 (smax<mode>3): Likewise.
19076 (*smax<mode>3_finite): Likewise.
19077 (*smax<mode>3): Likewise.
19078 (<sse>_vmsmax<mode>3): Likewise.
19079 (sse3_haddv4sf3): Likewise.
19080 (sse3_haddv2df3): Likewise.
19081 (sse3_hsubv4sf3): Likewise.
19082 (sse3_hsubv2df3): Likewise.
19083 (umaxv16qi3): Likewise.
19084 (*umaxv16qi3): Likewise.
19085 (smaxv8hi3): Likewise.
19086 (*smaxv8hi3): Likewise.
19087 (*sse4_1_smax<mode>3): Likewise.
19088 (*sse4_1_umax<mode>3): Likewise.
19089 (uminv16qi3): Likewise.
19090 (*uminv16qi3): Likewise.
19091 (sminv8hi3): Likewise.
19092 (*sminv8hi3): Likewise.
19093 (*sse4_1_smin<mode>3): Likewise.
19094 (*sse4_1_umin<mode>3): Likewise.
19096 2008-04-01 Rafael EspÃndola <espindola@google.com>
19098 * tree-cfg.c (verify_expr): remove in_phi.
19099 (verify_stmt): Don't call walk_tree with verify_expr. Use
19100 is_gimple_min_invariant instead of is_gimple_val.
19102 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19104 * doc/include/gpl_v3.texi: Update for manpage generation.
19105 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19107 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19108 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19109 gpl_v3.texi instead of gpl.texi.
19112 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19115 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19117 2008-04-01 Rafael EspÃndola <espindola@google.com>
19119 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19120 (extract_code_and_val_from_cond): Use
19121 extract_code_and_val_from_cond_with_ops.
19123 2008-04-01 Jan Hubicka <jh@suse.cz>
19125 * function.c (free_after_compilation): Free epilogue_delay_list.
19126 (prepare_function_start): Assert that previous compilation was freed.
19128 2008-04-01 Jan Hubicka <jh@suse.cz>
19129 Jim Wilson <wilson@tuliptree.org>
19130 Andreas Tobler <andreast@gcc.gnu.org>
19132 PR middle-end/35781
19133 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19134 rtl.emit instead cfun->emit.
19135 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19136 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19138 2008-04-01 Ben Elliston <bje@au.ibm.com>
19140 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19142 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19144 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19146 (fprofile-use): Add var flag_profile_use
19147 * coverage.c (coverage_begin_output): Do not open a gcno file for
19148 output only if -ftest-coverage is set.
19149 Do not add getpwd() to gcda file path.
19150 (build_gcov_info): Check the new flag
19151 flag_profile_datafile_relative_path.
19152 (coverage_init): Use profile_data_prefix.
19153 Read profile counter only if flag_profile_use is set.
19154 * opts.c (common_handle_option): New option fprofile-use=,
19155 fprofile-dir=, fprofile-generate=.
19156 * toplev.c (profile_data_prefix): New variable definition.
19157 * toplev.h (profile_data_prefix): New declaration.
19158 * doc/invoke.tex (Option Summary, Optimization Options):
19161 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19163 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19164 use tmp consistently.
19167 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19168 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19169 UNSPEC_FR_RECIP_APPROX_RES.
19170 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19172 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19175 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19177 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19179 PR middle-end/30186
19180 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19181 element of the vector via a pointer.
19183 2008-03-31 Ian Lance Taylor <iant@google.com>
19185 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19187 2008-03-31 Jan Hubicka <jh@suse.cz>
19189 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19190 get_arg_pointer_save_area.
19191 * expr.c (init_expr): Just clear out rtl.expr.
19192 * function.c (free_after_compilation): Clear out whole RTL structure.
19193 (get_func_frame_size): Merge into ...
19194 (get_frame_size): ... this one.
19195 (assign_stack_local_1): Merge into ...
19196 (assign_stack_local): ... this one.
19197 (expand_function_end): Update call of get_arg_pointer_save_area.
19198 (get_art_pointer_save_area): Remove cfun argument.
19199 * function.h (emit_status): regno_pointer_align does not need length
19200 attribute. Move x_regno_reg_rtx to ...
19201 (regno_reg_rtx): ... new global array.
19202 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19203 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19204 apply_args_value, forced_labels, stack_pointer_delta):
19206 (struct varasm_status): Move here from varasm.c
19207 (struct rtl_data): New. Move here some fields from struct function.
19208 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19209 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19210 used_temp_slots avail_temp_slots, temp_slot_level,
19211 nonlocal_goto_handler_labels): Update accesstors.
19212 (rtl): New global variable.
19213 (struct function): Move some fileds to rtl_data.
19214 (get_arg_pointer_save_area): Update prototype.
19215 * emit-rtl.c (rtl): Declare.
19216 (regno_reg_rtx): Declare.
19217 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19219 (gen_reg_rtx): Update.
19220 (init_virtual_regs): Do not tate emit_status argument.
19221 (init_emit): Do not allocate emit.
19222 * varasm.c (varasm_statuc): Move to function.h.
19223 (n_deferred_constatns): Update accestor.
19224 (init_varasm_status): Do not allocate varasm_status.
19225 (force_const_mem, get_pool_size, output_constant_pool): Update.
19226 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19227 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19229 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19231 PR rtl-optimization/35729
19232 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19235 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19238 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19239 load/store if memory is unaligned.
19240 (*movti_rex64): Likewise.
19242 * config/i386/predicates.md (misaligned_operand): New.
19244 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19247 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19250 2008-03-31 Jan Beulich <jbeulich@novell.com>
19252 * config/ia64/constraints.md: Add 'j' constraint.
19253 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19254 (movdi_internal): Likewise.
19256 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19259 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19261 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19264 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19265 proper error message for the third argument on blendpd and
19268 * config/i386/sse.md (blendbits): New.
19269 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19271 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19273 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19275 2008-03-30 Richard Guenther <rguenther@suse.de>
19277 PR middle-end/31023
19278 * fold-const.c (fold_sign_changed_comparison): Do leave
19279 conversions to base-types alone.
19281 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19283 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19284 the link register if one altivec register is be saved.
19286 2008-03-30 Ben Elliston <bje@au.ibm.com>
19288 * final.c (final_scan_insn): Remove if (0) code.
19290 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19292 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19294 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19296 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19297 of V4SFmode to ix86_binary_operator_ok.
19299 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19301 * config/i386/i386.c (override_options): Initialize
19302 ix86_veclib_handler to ix86_veclibabi_svml when
19303 -mveclibabi=svml is used.
19304 (ix86_veclibabi_svml): New function for SVML ABI style
19305 vectorization support.
19306 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19308 2008-03-28 Rafael EspÃndola <espindola@google.com>
19310 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19311 (tree_binary_nonnegative_warnv_p): Make it public.
19312 (tree_single_nonnegative_warnv_p): Make it public.
19313 (tree_invalid_nonnegative_warnv_p): Make it public.
19314 (tree_unary_nonzero_warnv_p): Make it public.
19315 (tree_binary_nonzero_warnv_p): Make it public
19316 (tree_single_nonzero_warnv_p): Make it public.
19317 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19318 (extract_range_from_binary_expr): Split the expr argument.
19319 (extract_range_from_unary_expr): Split the expr argument.
19320 (extract_range_from_comparison): Split the expr argument.
19321 (extract_range_from_expr): Use the new aux functions.
19322 (vrp_evaluate_conditional_warnv): Use
19323 vrp_evaluate_conditional_warnv_with_ops.
19324 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19325 (tree_binary_nonzero_warnv_p): Declare.
19326 (tree_single_nonzero_warnv_p): Declare.
19327 (tree_expr_nonzero_warnv_p): Declare.
19328 (tree_unary_nonnegative_warnv_p): Declare.
19329 (tree_binary_nonnegative_warnv_p): Declare.
19330 (tree_single_nonnegative_warnv_p): Declare.
19331 (tree_invalid_nonnegative_warnv_p): Declare.
19333 2008-03-28 Richard Guenther <rguenther@suse.de>
19335 PR tree-optimization/30317
19336 PR tree-optimization/30911
19337 PR tree-optimization/34793
19338 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19339 (struct assert_locus_d): New member EXPR.
19340 (register_new_assert_for): Add EXPR parameter to support
19341 ASSERT_EXPR <name, expr OP limit>.
19342 (register_edge_assert_for_1): Adjust callers.
19343 (find_assert_locations): Likewise.
19344 (process_assert_insertions_for): Build condition from expression.
19345 (extract_range_from_assert): Handle ASSERT_EXPRs
19346 of the form ASSERT_EXPR <name, expr OP limit>.
19347 (register_edge_assert_for_2): New helper registering
19348 asserts for comparisons. Recognize range tests of the form
19349 (unsigned)i - CST1 OP CST2.
19350 (register_edge_assert_for_1): Use it.
19351 (register_edge_assert_for): Likewise.
19352 (needs_overflow_infinity): Integer sub-types
19353 do not need overflow infinities.
19354 (vrp_val_is_max): The extreme values of integer sub-types
19355 are those of the base type.
19356 (vrp_val_is_min): Likewise.
19357 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19360 2008-03-28 Nick Clifton <nickc@redhat.com>
19363 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19364 Return GENERAL_REGS for stack adjustment reloads.
19366 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19369 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19370 const_vector when all the vectors are constant.
19372 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19374 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19376 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19377 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19379 (s<code>_sf): Use new scc_sf attribute for opcode names.
19381 2008-03-27 Tom Tromey <tromey@redhat.com>
19383 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19384 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19385 config/spu/t-spu-elf, config/i386/t-interix,
19386 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19387 config/i386/x-darwin, config/i386/x-mingw32,
19388 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19389 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19390 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19391 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19392 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19393 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19394 config/score/t-score-elf, config/arm/t-strongarm-pe,
19395 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19396 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19397 Revert automatic dependency patch.
19399 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19402 * config/i386/i386.c (ix86_function_arg_boundary): Align
19403 decimal floating point to its natural boundary.
19405 2008-03-27 Richard Guenther <rguenther@suse.de>
19407 PR middle-end/35716
19408 * fold-const.c (fold_comparison): Restrict distinct decl
19409 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19410 solely rely on operand_equal_p.
19412 2008-03-27 Richard Guenther <rguenther@suse.de>
19415 * c-common.c (handle_weak_attribute): Reject combination of
19418 2008-03-27 Richard Guenther <rguenther@suse.de>
19420 PR tree-optimization/32810
19421 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19422 conversions from DECL_INITIAL.
19423 (fold_const_aggregate_ref): Likewise from constructor elements.
19425 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19427 * tree-affine.h (aff_combination_expand): Declare.
19428 (get_inner_reference_aff): Likewise.
19429 * tree-affine.c (aff_combination_expand): Split out from
19430 tree_to_aff_combination_expand.
19431 (get_inner_reference_aff): New function.
19432 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19433 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19434 (struct lim_aux_data): sm_done field removed.
19435 (mem_ref_loc_p, mem_ref_locs_p): New types.
19436 (struct mem_ref): Added id, stored, accesses_in_loop,
19437 indep_loop, dep_loop, indep_ref, dep_ref fields.
19438 Removed is_stored, locs and next fields.
19439 (memory_accesses): New variable.
19440 (movement_possibility): Do not allow moving statements
19441 that store to memory.
19442 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19444 (determine_max_movement): For statements with memory references,
19445 find the outermost loop in that the reference is independent.
19446 (move_computations_stmt): Mark the virtual operands for renaming.
19447 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19448 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19449 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19450 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19451 create_vop_ref_mapping, analyze_memory_references,
19452 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19453 get_all_locs_in_loop, ref_always_accessed_p,
19454 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19455 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19456 store_motion_loop, store_motion): New functions.
19457 (struct vop_to_refs_elt): New type.
19458 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19459 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19460 (schedule_sm): Replaced by...
19461 (execute_sm): ... this.
19462 (determine_lsm_ref, hoist_memory_references,
19463 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19464 find_more_ref_vops, free_mem_ref, free_mem_refs,
19465 determine_lsm_loop, determine_lsm): Removed.
19466 (tree_ssa_lim_finalize): Free data structures used by store motion.
19467 (tree_ssa_lim): Call analyze_memory_references. Use
19468 store_motion instead of determine_lsm.
19470 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19472 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19473 rename tmake_file to m68hc11/t-m68hc11.
19474 (mcore): Set inhibit_libc to true.
19475 * config.host (alpha*-dec-*vms*): Set extra_programs.
19476 (interix3*): Don't use host_xmake_file.
19477 * configure.ac: Let config.gcc override inhibit_libc.
19478 * configure: Regenerate.
19480 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19481 * config/t-openbsd-thread: Remove commented out lines.
19483 * config/x-interix: Remove.
19485 * config/m68hc11/t-m68hc11-gas: Rename to...
19486 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19488 * config/mcore/t-mcore: Remove T_CFLAGS.
19489 * config/mcore/t-mcore-pe: Likewise.
19491 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19493 * configure.ac: Replace custom __GNU_SOURCE test with
19494 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19495 * aclocal.m4: Regenerate.
19496 * configure: Regenerate.
19497 * config.in: Regenerate.
19499 2008-03-27 Richard Guenther <rguenther@suse.de>
19501 * fold-const.c (target.h): Include.
19502 (fold_comparison): Fold comparison of addresses of decls
19503 that bind locally or of constants. Consolidate address folding code.
19504 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19505 results from fold_binary_to_constant.
19506 (compare_values_warnv): Likewise.
19508 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19510 PR middle-end/35429
19511 * fold-const.c (fold_truthop): Check for integeral types when folding
19512 a == 0 && b == 0 and a != 0 || b != 0 .
19514 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19516 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19518 2008-03-26 Andreas Schwab <schwab@suse.de>
19520 * doc/invoke.texi: Fix use of @item vs. @itemx.
19522 2008-03-26 Tom Tromey <tromey@redhat.com>
19524 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19525 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19526 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19527 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19528 build/genconstants.o, build/genemit.o, build/genextract.o,
19529 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19530 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19533 2008-03-26 Richard Guenther <rguenther@suse.de>
19536 2008-03-26 Richard Guenther <rguenther@suse.de>
19538 * fold-const.c (target.h): Include.
19539 (fold_comparison): Fold comparison of addresses of two decls
19540 that bind locally. Consolidate address folding code.
19542 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19544 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19545 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19546 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19547 dconstsqrt2, dconstthird, dconste and/or dconst10.
19548 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19549 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19550 dconstsqrt2, dconste): Delete.
19551 (init_emit_once): Likewise. Simplify initializing dconstm1.
19553 * real.c (get_real_const): New.
19554 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19555 dconstsqrt2, dconste): Delete.
19556 (real_value_const, get_real_const): New.
19558 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19560 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19562 * config/i386/i386.c (ix86_function_arg_boundary): Check
19563 BIGGEST_ALIGNMENT instead of 128.
19564 (setup_incoming_varargs_64): Likewise.
19566 2008-03-26 Tom Tromey <tromey@redhat.com>
19568 * Makefile.in (DEPFILES): Add missing '/'.
19570 2008-03-26 Richard Guenther <rguenther@suse.de>
19572 * fold-const.c (target.h): Include.
19573 (fold_comparison): Fold comparison of addresses of two decls
19574 that bind locally. Consolidate address folding code.
19576 2008-03-26 Nick Clifton <nickc@redhat.com>
19579 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19580 not allow INT+INT as a legitimate addressing mode.
19582 2008-03-26 Richard Guenther <rguenther@suse.de>
19584 * tree-flow.h (widen_bitfield): Remove declaration.
19585 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19586 (widen_bitfield): Remove function.
19587 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19590 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19593 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19596 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19598 PR rtl-optimization/35232
19599 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19600 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19601 reg_reloaded_call_part_clobbered here.
19602 (reload_regs_reach_end_p): New function.
19603 (reload_reg_rtx_for_input): New variable.
19604 (reload_reg_rtx_for_output): Likewise.
19605 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19606 when reassigning a pseudo register. Load reloadreg from
19607 reload_reg_rtx_for_input, moving the mode and register
19609 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19610 instead of the original when deciding whether an input reload
19611 would be a no-op or whether an output reload can be deleted.
19612 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19613 when setting up new_spill_reg_store. Load it from
19614 reload_reg_rtx_for_output, moving the mode and register
19616 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19617 instead of the original when deciding whether an output reload
19618 would be a no-op. Do the same when modifying insn notes.
19619 Use rtx_equal_p instead of == to compare the registers.
19620 (inherit_piecemeal_p): Take a mode and two register numbers
19622 (emit_reload_insns): Clear new_spill_reg_store for every hard
19623 register in the reload register. Remove spill registers
19624 from reg_reloaded_valid before considering whether to record
19625 inheritance information for them. Use reload_reg_rtx_for_output
19626 instead of reg_rtx when recording output reloads. Use
19627 reload_reg_rtx_for_input instead of reg_rtx when recording
19628 input reloads. Set or clear reg_reloaded_call_part_clobbered
19629 at the same time as setting reg_reloaded_valid.
19630 (delete_output_reload): Add a new_reload_reg parameter and use it
19631 instead of rld[j].reg_rtx.
19632 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19635 2008-03-25 Tom Tromey <tromey@redhat.com>
19637 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19638 (build/genattr.o): Likewise.
19639 (build/genattrtab.o): Likewise.
19640 (build/gencodes.o): Likewise.
19641 (build/genconfig.o): Likewise.
19642 (build/genconstants.o): Likewise.
19643 (build/genemit.o): Likewise.
19644 (build/genextract.o): Likewise.
19645 (build/genflags.o): Likewise.
19647 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19649 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19650 instead of size_int for integer types.
19651 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19652 to match type of MINUS_EXPR.
19654 2008-03-25 Tom Tromey <tromey@redhat.com>
19656 * configure: Rebuilt.
19657 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19660 2008-03-25 Tom Tromey <tromey@redhat.com>
19662 * config/x-solaris (host-solaris.o): Update.
19663 * config/x-linux (host-linux.o): Update.
19664 * config/x-hpux (host-hpux.o): Update.
19665 * config/x-darwin (host-darwin.o): Update.
19666 * config/v850/t-v850e (v850-c.o): Update.
19667 * config/v850/t-v850 (v850-c.o): Update.
19668 * config/t-vxworks (vxworks.o): Update.
19669 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19670 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19671 * config/spu/t-spu-elf (spu-c.o): Update.
19673 * config/sh/t-symbian (sh-c.o): Update.
19674 (symbian.o): Update.
19675 * config/sh/t-sh (sh-c.o): Update.
19676 * config/score/t-score-elf (score7.o, score3.o): Update.
19677 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19678 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19679 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19680 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19681 (rs6000.o): Remove.
19682 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19683 * config/m32c/t-m32c (m32c-pragma.o): Update.
19684 * config/ia64/t-ia64 (ia64-c.o): Update.
19685 * config/i386/x-mingw32 (host-mingw32.o): Update.
19686 * config/i386/x-i386 (driver-i386.o): Update.
19687 * config/i386/x-darwin (host-i386-darwin.o): Update.
19688 * config/i386/x-cygwin (host-cygwin.o): Update.
19689 * config/i386/t-nwld (nwld.o): Update.
19690 * config/i386/t-netware (netware.o): Update.
19691 * config/i386/t-interix (winnt.o): Update.
19692 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19693 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19694 msformat-c.o): Update.
19695 * config/bfin/t-bfin-linux (generated_files): Add
19696 linux-sysroot-suffix.h.
19697 * config/arm/t-wince-pe (pe.o): Update.
19698 * config/arm/t-strongarm-pe (pe.o): Update.
19699 * config/arm/t-pe (pe.o): Update.
19700 * config/arm/t-arm (arm-c.o): Update.
19701 * doc/install.texi (Prerequisites): Require make 3.80.
19702 * Makefile.in: Remove .o targets.
19703 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19704 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19705 (simple_generated_h, simple_generated_c): Move earlier.
19706 (generated_files): New variable.
19707 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19708 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19709 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19710 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19711 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19712 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19713 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19714 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19715 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19716 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19717 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19718 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19720 (COMPILE.base, COMPILE): New variables.
19721 (%.o): New pattern rule.
19722 (ALL_HOST_OBJS): New variable.
19723 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19724 (dummy-checksum.o, cc1-checksum.o): Remove.
19725 (DRIVER_SHLIB): New variable.
19726 (DRIVER_DEFINES): Use it.
19727 (gencondmd.c): Move out of build/.
19728 (s-conditions): Update.
19729 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19730 (ALL_BUILD_OBJS): Likewise.
19731 (build/%.o): Use BUILDCOMPILE.
19732 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19733 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19734 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19735 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19736 build/genconfig.o, build/genconstants.o, build/genemit.o,
19737 build/genextract.o, build/genflags.o, build/genmddeps.o,
19738 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19739 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19740 build/gen-protos.o, build/scan.o, build/fix-header.o,
19741 build/scan-decls.o): Simplify.
19742 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19743 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19744 prefix.o, toplev.o): Reduce to variable setting.
19745 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19746 ($(out_object_file), gcc-options.o): New targets.
19747 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19748 * configure: Rebuilt.
19749 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19750 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19752 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19754 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19755 complain when we hit an error, return ERROR_MARK_NODE.
19757 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19759 * config/sh/constraints.md (Pso, Psz): New constraints.
19760 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19761 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19763 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19765 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19766 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19768 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19770 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19771 (prefetch_sh2a): New.
19773 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19774 Naveen.H.S <naveen.hs@kpitcummins.com>
19776 * config/sh/constraints.md (I28): New constraint.
19777 * config/sh/sh.c (broken_move): Add support for movi20s.
19778 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19780 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19781 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19782 Naveen.H.S <naveen.hs@kpitcummins.com>
19784 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19785 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19786 (print_operand): Handle resbank in %@ operand code.
19787 (sh_encode_section_info): New.
19788 (push_regs): Add conditions for resbank.
19789 (sh_expand_epilogue): Likewise.
19790 (sh_insert_attributes): Likewise.
19791 (sh_attribute_table): Likewise.
19792 (sh_handle_resbank_handler_attribute): New.
19793 (sh2a_handle_function_vector_handler_attribute): New.
19794 (sh2a_is_function_vector_call): New.
19795 (sh2a_get_function_vector_number): New.
19796 (sh2a_function_vector_p): New.
19797 (sh_cfun_resbank_handler_p): New.
19798 * config/sh/sh.md (calli): Emit jsr/n if possible.
19799 (calli_tbr_rel): New.
19800 (calli_pcrel): Emit jsr/n if possible.
19801 (return_i): Emit rts/n if possible.
19802 (call_valuei_tbr_rel): New.
19803 (call_valuei_pcrel): Add condition for SH2A target.
19804 (call_value): Likewise.
19805 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19806 (sh2a_get_function_vector_number): Likewise.
19807 (sh2a_is_function_vector_call): Likewise.
19808 * doc/extend.texi: Document TBR relative addressing of SH2A.
19809 (resbank): Add description for SH2A.
19811 2008-03-24 Richard Guenther <rguenther@suse.de>
19814 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19815 pointer assignments change conversions according to middle-end rules.
19816 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19817 * configure.ac: Include type checking in yes.
19818 * configure: Regenerate.
19820 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19822 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19823 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19825 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19827 * gthr-vxworks.h (UNUSED): Define.
19829 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19831 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19833 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19835 * doc/extend.texi (Function Attributes): Add missing comma in the
19836 example of the "alloc_size" attribute.
19838 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19841 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19843 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19846 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19849 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19850 of the underlying type of a MS bitfield layout to the natural
19851 alignment of the type.
19853 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19855 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19856 to their natural alignment to avoid store forwarding stalls.
19858 2008-03-22 Richard Guenther <rguenther@suse.de>
19860 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19861 For PHI nodes verify the address is invariant.
19862 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19863 (get_symbol_constant_value): Use is_gimple_min_invariant.
19864 (maybe_fold_stmt_indirect): Likewise.
19866 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19868 PR rtl-optimization/33927
19869 * Makefile.in (dse.o): Depend on $(TM_P_H).
19870 * expr.h (extract_low_bits): Declare.
19871 * expmed.c (extract_low_bits): New function.
19872 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19873 * dse.c: Include tm_p.h.
19874 (find_shift_sequence): Remove the read_reg argument and return the
19875 read value. Emit the instructions instead of returning them.
19876 Iterate on new_mode rather than calculating it each time.
19877 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19878 source to NEW_MODE and extract_low_bits to convert the shifted
19879 value to READ_MODE.
19880 (replace_read): Allow the load and store to have different mode
19881 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19882 or extraction instructions before trying the replacement. Update
19883 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19885 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19887 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19888 to their natural alignment to avoid store forwarding stalls.
19890 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19893 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19894 encouraging but not allowing gprs for input;
19895 change the input constraint to !f#r.
19896 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19898 change the output constraint to !f#r.
19900 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19903 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19904 corresponding post-reload splitters.
19905 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19906 when x87 FP math is selected.
19907 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19908 New function prototype.
19909 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19910 unreachable function to ease macroization of insn patterns.
19912 2008-03-21 Martin Jambor <mjambor@suse.cz>
19914 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19915 reference dumps if ddr is NULL or dependence is unknown.
19917 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19919 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19920 unsigned extension into account.
19921 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19922 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19923 Do computations on a scratch register.
19925 2008-03-21 Richard Guenther <rguenther@suse.de>
19927 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19928 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19929 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19930 * tree-ssa-dom.c (record_equality): Likewise.
19931 * tree-inline.c (copy_body_r): Likewise.
19932 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19935 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19937 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19938 as 'delete_unused' argument.
19940 2008-03-20 Richard Guenther <rguenther@suse.de>
19942 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19943 special casing of constant qualifiers.
19944 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19945 care about them in general.
19946 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19947 regardless of their type.
19948 (fold_stmt_r): Forcefully fold *& if we end up with that.
19950 2008-03-20 Paul Brook <paul@codesourcery.com>
19952 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19953 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19955 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19957 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19958 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19960 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19962 * common.opt (Wmudflap): New option.
19963 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19964 (mx_register_decls): Likewise.
19965 (mudflap_finish_file): Likewise.
19966 * doc/invoke.texi: Document -Wno-mudflap.
19968 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19970 * c-format.c (replace_format_name_to_system_name): New.
19971 (cmp_attribs): New.
19972 (convert_format_name_to_system_name): New.
19973 (decode_format_attr): Add use of convert_format_name_to_system_name.
19974 (format_types_orig): Add gnu_ prefix to names.
19975 (check_format_info_main): Special treating of \0 escaped names for
19976 supporting multi-character format specifiers as I32, I64.
19977 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19978 (gnu_target_overrides_format_attributes): New.
19979 * c-format.h: Add structure target_ovr_attr to hold
19980 system specific formatter names.
19981 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19982 msformat-c.o file to c_target_objs and cxx_target_objs.
19983 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19984 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19985 (TARGET_N_FORMAT_TYPES): New.
19986 * config/i386/msformat-c.c: New.
19987 * config/i386/t-cygming: Add build rule for msformat-c.o.
19988 * doc/extend.texi: Add new format names gnu_* and ms_* and
19990 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19992 2008-03-20 Ira Rosen <irar@il.ibm.com>
19994 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19995 optimizations turned on under -O3.
19996 (ftree-vectorize): Add that the flag is turned on with -O3.
19998 2008-03-20 Ben Elliston <bje@au.ibm.com>
20000 * regmove.c (try_auto_increment): Fix spelling error in comment.
20001 * final.c (final_scan_insn): Likewise.
20003 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20006 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20007 allocator preferences for "y" and "r" class registers.
20008 ("*mov<mode>_internal"): Ditto.
20009 ("*movv2sf_internal_rex64"): Ditto.
20010 ("*movv2sf_internal"): Ditto.
20012 2008-03-19 Michael Matz <matz@suse.de>
20014 PR middle-end/35616
20015 * calls.c (expand_call): Check overlap of arguments with call
20016 address for sibcalls.
20018 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20021 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20022 of the underlying type of a MS bitfield layout to the natural
20023 alignment of the type.
20025 2008-03-19 Jan Hubicka <jh@suse.cz>
20028 * toplev.c (decode_d_option): Handle all CPP flags.
20029 * tree-vrp.c: Update tree_pass descriptors.
20030 * regrename.c: Update tree_pass descriptors.
20031 * fwprop.c: Update tree_pass descriptors.
20032 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20033 * tree-into-ssa.c: Update tree_pass descriptors.
20034 * tree-dump.c: Update tree_pass descriptors.
20035 * tree-complex.c: Update tree_pass descriptors.
20036 * tree-dump.h: Update tree_pass descriptors.
20037 * see.c: Update tree_pass descriptors.
20038 * cgraphbuild.c: Update tree_pass descriptors.
20039 * tracer.c: Update tree_pass descriptors.
20040 * tree-loop-distribution.c: Update tree_pass descriptors.
20041 * cgraph.c: Update tree_pass descriptors.
20042 * postreload-gcse.c: Update tree_pass descriptors.
20043 * postreload.c: Update tree_pass descriptors.
20044 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20045 * tree-tailcall.c: Update tree_pass descriptors.
20046 * tree-pass.h (tree_opt_pass): Rename to ...
20047 (opt_pass) ... this one; add "type" field and remove letter field.
20048 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20049 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20050 all_lowering_passes): Update declaration.
20051 * ipa-cp.c: Update tree_pass descriptors.
20052 * final.c: Update tree_pass descriptors.
20053 * omp-low.c: Update tree_pass descriptors.
20054 * tree-ssa-dse.c: Update tree_pass descriptors.
20055 * ipa-reference.c: Update tree_pass descriptors.
20056 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20057 * auto-inc-dec.c: Update tree_pass descriptors.
20058 * reorg.c: Update tree_pass descriptors.
20059 * cgraphunit.c: Update tree_pass descriptors.
20060 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20061 * tree-ssa-ccp.c: Update tree_pass descriptors.
20062 * df-core.c: Update tree_pass descriptors.
20063 * mode-switching.c: Update tree_pass descriptors.
20064 * tree-nomudflap.c: Update tree_pass descriptors.
20065 * modulo-sched.c: Update tree_pass descriptors.
20066 * ipa-pure-const.c: Update tree_pass descriptors.
20067 * cse.c: Update tree_pass descriptors.
20068 * web.c: Update tree_pass descriptors.
20069 * tree-stdarg.c: Update tree_pass descriptors.
20070 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20071 * tree-ssa-dom.c: Update tree_pass descriptors.
20072 * tree-nrv.c: Update tree_pass descriptors.
20073 * tree-ssa-alias.c: Update tree_pass descriptors.
20074 * loop-init.c: Update tree_pass descriptors.
20075 * gimple-low.c: Update tree_pass descriptors.
20076 * ipa-inline.c: Update tree_pass descriptors.
20077 * tree-ssa-sink.c: Update tree_pass descriptors.
20078 * global.c: Update tree_pass descriptors.
20079 * ifcvt.c: Update tree_pass descriptors.
20080 * jump.c: Update tree_pass descriptors.
20081 * predict.c: Update tree_pass descriptors.
20082 * tree-ssa-loop.c: Update tree_pass descriptors.
20083 * recog.c: Update tree_pass descriptors.
20084 * dse.c: Update tree_pass descriptors.
20085 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20086 * tree-eh.c: Update tree_pass descriptors.
20087 * regmove.c: Update tree_pass descriptors.
20089 * function.c: Update tree_pass descriptors.
20090 * tree-vectorizer.c: Update tree_pass descriptors.
20091 * gcse.c: Update tree_pass descriptors.
20092 * ipa-type-escape.c: Update tree_pass descriptors.
20093 * tree-if-conv.c: Update tree_pass descriptors.
20094 * init-regs.c: Update tree_pass descriptors.
20095 * ipa.c: Update tree_pass descriptors.
20096 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20097 * rtl-factoring.c: Update tree_pass descriptors.
20098 * lower-subreg.c: Update tree_pass descriptors.
20099 * bt-load.c: Update tree_pass descriptors.
20100 * tree-dfa.c: Update tree_pass descriptors.
20101 * except.c: Update tree_pass descriptors.
20102 * emit-rtl.c: Update tree_pass descriptors.
20103 * cfgexpand.c: Update tree_pass descriptors.
20104 * tree-cfgcleanup.c: Update tree_pass descriptors.
20105 * cfgcleanup.c: Update tree_pass descriptors.
20106 * tree-ssa-pre.c: Update tree_pass descriptors.
20107 * tree-sra.c: Update tree_pass descriptors.
20108 * tree-mudflap.c: Update tree_pass descriptors.
20109 * tree-ssa-copy.c: Update tree_pass descriptors.
20110 * cfglayout.c: Update tree_pass descriptors.
20111 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20112 * tree-ssa-dce.c: Update tree_pass descriptors.
20113 * tree-ssa.c: Update tree_pass descriptors.
20114 * regclass.c: Update tree_pass descriptors.
20115 * integrate.c: Update tree_pass descriptors.
20116 * tree-optimize.c: Update tree_pass descriptors.
20117 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20118 * tree-object-size.c: Update tree_pass descriptors.
20119 * combine.c: Update tree_pass descriptors.
20120 * tree-outof-ssa.c: Update tree_pass descriptors.
20121 * bb-reorder.c: Update tree_pass descriptors.
20122 * stack-ptr-mod.c: Update tree_pass descriptors.
20123 * var-tracking.c: Update tree_pass descriptors.
20124 * tree-profile.c: Update tree_pass descriptors.
20125 * tree-vect-generic.c: Update tree_pass descriptors.
20126 * reg-stack.c: Update tree_pass descriptors.
20127 * sched-rgn.c: Update tree_pass descriptors.
20128 * tree-ssa-structalias.c: Update tree_pass descriptors.
20129 * tree-cfg.c: Update tree_pass descriptors.
20130 * passes.c (current_pass): Update declaration.
20131 (finish_optimization_passes): Update.
20132 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20133 (register_one_dump_file, register_dump_files_1, next_pass_1):
20135 (init_optimization_passes): Update handling of new types.
20136 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20137 * ipa-struct-reorg.c: Update tree_pass descriptors.
20138 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20139 * combine-stack-adj.c: Update tree_pass descriptors.
20140 * cfgrtl.c: Update tree_pass descriptors.
20141 * dce.c: Update tree_pass descriptors.
20142 * tree-ssanames.c: Update tree_pass descriptors.
20144 2008-03-19 Richard Guenther <rguenther@suse.de>
20146 PR middle-end/35609
20147 * tree-ssa.c (walk_data): New structure.
20148 (warn_uninitialized_var): If not always_executed warn with "maybe"
20150 (execute_early_warn_uninitialized): Compute post-dominators.
20151 Initialize always_executed before processing each basic block.
20153 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20156 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20157 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20159 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20161 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20163 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20165 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20167 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20168 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20169 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20170 target after ignore has been set, and move there also the commputation
20171 of subtarget and original_target.
20172 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20173 (LANG_HOOKS_INITIALIZER): Remove it.
20174 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20176 2008-03-18 Richard Guenther <rguenther@suse.de>
20178 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20179 found an expression with constants, note that in the VN for the lhs.
20180 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20181 fold them to constants if possible. Run cleanup_cfg if done so.
20182 (execute_pre): Return todo.
20183 (do_pre): Likewise.
20184 (execute_fre): Likewise.
20185 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20187 (get_prop_source_stmt): Look through pointer conversions.
20189 2008-03-18 Jan Hubicka <jh@suse.cz>
20191 * tree-pretty-print.c: Include predict.h.
20192 (dump_generic_node): Dump predictor.
20193 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20194 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20195 * gimple-low.c (lower_stmt): Likewise.
20196 * expr.c (expand_expr_real): Likewise.
20197 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20199 (build_predict_expr, build_predict_expr): New.
20200 * predict.h (predictor_name, build_predict_expr): Update.
20201 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20202 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20203 * predict.def (PRED_CONTINUE): Update hitrate.
20204 * tree.def (PREDICT_EXPR): Define.
20205 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20206 do not handle BIND_EXPR.
20207 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20208 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20209 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20212 2008-03-18 Michael Matz <matz@suse.de>
20214 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20216 2008-03-18 Richard Guenther <rguenther@suse.de>
20218 * tree-gimple.h (is_gimple_invariant_address): Declare.
20219 (is_gimple_constant): Likewise.
20220 * tree-gimple.c (is_gimple_constant): New function.
20221 (is_gimple_invariant_address): Likewise.
20222 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20223 and is_gimple_invariant_address.
20224 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20226 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20227 an addressable base.
20229 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20231 PR middle-end/35611
20232 * gimplify.c (gimplify_expr): Gimplify second operand of
20235 2008-03-17 Richard Guenther <rguenther@suse.de>
20237 PR tree-optimization/19637
20238 * fold-const.c (fold_unary): Remove restrictions of removing
20239 intermediate pointer-conversions (P2)(P1)P0.
20240 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20241 conversion to void pointer.
20242 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20244 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20247 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20248 emulated thread local variables.
20250 2008-03-16 Richard Guenther <rguenther@suse.de>
20252 PR middle-end/35607
20253 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20254 expand TREE_INVARIANT operations that are not gimple invariant.
20256 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20258 * doc/extend.texi (Alignment): Say that the ABI controls
20259 the __alignof__ for non-strict-alignment targets rather
20260 than being a recommendation.
20262 2008-03-15 Paul Brook <paul@codesourcery.com>
20264 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20266 (arm_output_fn_unwind): Mark functions that can not be unwound.
20268 2008-03-15 Paul Brook <paul@codesourcery.com>
20270 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20271 extension instructions.
20273 2008-03-15 Richard Guenther <rguenther@suse.de>
20275 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20276 and fold constant aggregate refs.
20277 (fold_const_aggregate_ref): Handle string constants
20278 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20279 (evaluate_stmt): Simplify now that ccp_fold folds constant
20282 2008-03-15 Paul Brook <paul@codesourcery.com>
20284 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20285 (extzv): Use gen_extzv_t2.
20286 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20288 2008-03-15 Richard Guenther <rguenther@suse.de>
20290 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20291 (fold_const_aggregate_ref): Likewise.
20292 (get_value): Return NULL if we don't have any values.
20293 (ccp_finalize): Set const_val to NULL after freeing it.
20294 * tree-flow.h (get_symbol_constant_value): Declare.
20295 (fold_const_aggregate_ref): Likewise.
20296 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20298 2008-03-15 Richard Guenther <rguenther@suse.de>
20300 PR middle-end/35593
20301 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20302 to not produce negative array indices if not allowed. Add
20303 parameter to indicate that.
20304 (maybe_fold_offset_to_component_ref): Allow negative array
20305 indices only for the first member of a structure.
20306 (maybe_fold_offset_to_reference): Allow negative array indices.
20307 (maybe_fold_stmt_addition): Likewise.
20309 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20310 Anatoly Sokolov <aesok@post.ru>
20312 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20313 (avr_arch): Add ARCH_AVR6.
20314 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20315 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20316 instead of fixed value 2.
20317 (print_operand_address): Use gs() asm specifier instead of pm().
20318 (avr_assemble_integer): (Ditto.).
20319 (avr_output_addr_vec_elt): (Ditto.).
20320 (print_operand): Handle "!" code.
20321 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20322 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20323 (AVR_HAVE_EIJMP_EICALL): Define.
20324 (AVR_3_BYTE_PC): Redefine.
20325 (AVR_2_BYTE_PC): (Ditto.).
20326 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20327 (LINK_SPEC): Add atmega2560 and atmega2561.
20328 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20330 * config/avr/avr.md (call_insn): Use eicall instead of icall
20331 for 3 byte PC devices.
20332 (call_value_insn): (Ditto.).
20333 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20334 (indirect_jump): Use only for for 2 byte PC devices.
20335 (*tablejump): (Ditto.).
20336 (*indirect_jump_avr6): Add insn.
20337 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20338 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20339 instead of ijmp for 3 byte PC devices.
20340 (__tablejump2__): (Ditto.).
20341 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20342 (MULITLIB_DIRNAMES): (Ditto.).
20343 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20345 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20347 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20348 "sse2_umulsidi3". Use V1DI mode for operand 0.
20349 ("mmx_psadbw"): Use V1DI mode for operand 0.
20350 * config/i386/i386-modes.def (V1SI): New vector mode.
20351 * config/i386/i386.c (struct builtin_description)
20352 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20353 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20354 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20355 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20356 v1di_ftype_v8qi_v8qi type.
20357 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20359 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20360 __builtin_ia32_pmuludq]: Fix the mode of return value.
20362 2008-03-15 Richard Guenther <rguenther@suse.de>
20364 PR middle-end/35595
20365 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20368 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20370 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20371 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20372 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20373 unless TARGET_SERIALIZE_VOLATILE is enabled.
20374 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20375 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20376 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20378 2008-03-14 Richard Guenther <rguenther@suse.de>
20380 PR tree-optimization/34172
20381 * tree-flow.h (refs_may_alias_p): Declare.
20382 (get_single_def_stmt): Likewise.
20383 (get_single_def_stmt_from_phi): Likewise.
20384 (get_single_def_stmt_with_phi): Likewise.
20385 * tree-dfa.c (refs_may_alias_p): New function.
20386 (get_single_def_stmt): Likewise.
20387 (get_single_def_stmt_from_phi): Likewise.
20388 (get_single_def_stmt_with_phi): Likewise.
20389 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20390 (vn_reference_lookup_1): New helper function.
20391 (vn_reference_lookup): Walk the virtual use-def chain to
20392 continue searching for a match if the def does not alias the
20393 reference we are looking for.
20395 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20397 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20398 archive and Perzl. Update The Written Word listing.
20400 2008-03-14 Richard Guenther <rguenther@suse.de>
20402 PR tree-optimization/34043
20403 PR tree-optimization/33989
20404 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20406 (bitmap_find_leader): Use extra argument to verify dominance
20407 relationship inside a basic-block.
20408 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20409 (find_leader_in_sets): Adjust.
20410 (create_component_ref_by_pieces): Take extra argument for
20411 dominance check, handle lookup failures.
20412 (find_or_generate_expression): Likewise.
20413 (create_expression_by_pieces): Likewise.
20414 (insert_into_preds_of_block): Adjust.
20415 (create_value_expr_from): If asked for, verify all operands
20416 are in the blocks AVAIL_OUT set.
20417 (make_values_for_stmt): Check for SSA_NAMEs that are life
20418 over an abnormal edge.
20419 (compute_avail): Remove such check.
20420 (do_SCCVN_insertion): New function.
20421 (eliminate): If we do not find a leader suitable for replacement
20422 insert a replacement expression from SCCVN if available.
20423 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20424 (struct vn_ssa_aux): Add needs_insertion flag.
20425 * tree-ssa-sccvn.c (may_insert): New global flag.
20426 (copy_reference_ops_from_ref): Value-number union member access
20427 based on its size, not type and member if insertion is allowed.
20428 (visit_reference_op_load): For a weak match from union type
20429 punning lookup a view-converted value and insert a SSA_NAME
20430 for that value if that is not found.
20431 (visit_use): Make dumps shorter. Do not disallow value numbering
20432 SSA_NAMEs that are life over an abnormal edge to constants.
20433 (free_scc_vn): Release inserted SSA_NAMEs.
20434 (run_scc_vn): New flag to specify whether insertion is allowed.
20435 Process SSA_NAMEs in forward order.
20436 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20437 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20438 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20439 pointer type to/from integral types that do not change the
20440 precision to regular conversions.
20442 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20444 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20445 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20446 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20447 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20448 input arguments and the mode of return value. Built-in functions
20449 that operate on whole 64-bit MMX register now use V1DI mode.
20451 2008-03-13 Alon Dayan <alond@il.ibm.com>
20452 Olga Golovanevsky <olga@il.ibm.com>
20454 PR tree-optimization/35041
20455 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20456 to locate the right position in a statement.
20458 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20462 * config/i386/xmmintrin.h: Change all static inline functions to
20463 extern inline and add __gnu_inline__ attribute.
20464 * config/i386/bmintrin.h: Ditto.
20465 * config/i386/smmintrin.h: Ditto.
20466 * config/i386/tmmintrin.h: Ditto.
20467 * config/i386/mmintrin-common.h: Ditto.
20468 * config/i386/ammintrin.h: Ditto.
20469 * config/i386/emmintrin.h: Ditto.
20470 * config/i386/pmmintrin.h: Ditto.
20471 * config/i386/mmintrin.h: Ditto.
20472 * config/i386/mm3dnow.h: Ditto.
20474 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20476 PR middle-end/35185
20477 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20478 (lower_omp_2): New function.
20479 (lower_omp_1, lower_omp): Rewritten.
20481 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20484 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20485 with the phrase "Microsoft Windows compilers".
20486 (Push/Pop Macro Pragmas): New subsection. Document
20487 #pragma push_macro and pragma pop_macro.
20489 2008-03-12 Paul Brook <paul@codesourcery.com>
20491 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20493 2008-03-12 Paul Brook <paul@codesourcery.com>
20495 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20496 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20497 (thumb2_addsi_shortim): Rename ...
20498 (thumb2_addsi_short): ... to this. Allow register operands.
20499 (thumb2_subsi_short): New pattern.
20500 (thumb2_one_cmplsi2_short,
20501 thumb2_negsi2_short): New patterns and peepholes.
20503 2008-03-12 Paul Brook <paul@codesourcery.com>
20505 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20507 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20509 * config/i386/i386.md (int_cond): New code iterator.
20511 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20512 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20513 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20514 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20515 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20516 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20517 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20518 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20520 2008-03-12 Paul Brook <paul@codesourcery.com>
20522 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20523 instead of {arm,thumb}_compute_save_reg_mask.
20524 (output_return_instruction): Ditto.
20525 (thumb_unexpanded_epilogue): Ditto.
20526 (thumb1_expand_prologue): Ditto.
20527 (thumb1_output_function_prologue): Ditto.
20528 (arm_set_return_address): Ditto.
20529 (thumb_set_return_address): Ditto.
20530 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20531 regs to achieve stack alignment.
20532 (thumb1_compute_save_reg_mask): Fix compiler warning.
20533 (arm_output_epilogue): Use offsets->saved_regs_mask.
20534 Adjust stack pointer by poping call clobered registers.
20535 (arm_expand_prologue): Use offsets->saved_regs_mask.
20536 Adjust stack pointer by pushing extra registers.
20537 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20539 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20542 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20543 conversion to the operands of a multiplication.
20545 2008-03-12 Richard Guenther <rguenther@suse.de>
20547 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20548 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20549 * timevar.def (TV_TREE_PHIPROP): Add.
20550 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20551 pass description. Use TV_TREE_PHIPROP.
20552 * tree-ssa-forwprop.c: Remove phiprop code.
20554 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20556 PR middle-end/35549
20557 * omp-low.c (maybe_lookup_decl): Constify first argument.
20558 (use_pointer_for_field): Change last argument from bool to
20559 omp_context *. Disallow shared copy-in/out in nested
20560 parallel if decl is shared in outer parallel too.
20561 (build_outer_var_ref, scan_sharing_clauses,
20562 lower_rec_input_clauses, lower_copyprivate_clauses,
20563 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20565 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20566 Ira Rosen <irar@il.ibm.com>
20568 * tree-vectorizer.c (free_stmt_vec_info): New function.
20569 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20570 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20571 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20572 * tree-vect-transform.c (vectorizable_conversion): Free
20573 vec_oprnds0 if it was allocated.
20574 (vect_permute_store_chain): Remove unused VECs.
20575 (vectorizable_store): Free VECs that are allocated in the..
20577 (vect_transform_strided_load, vectorizable_load): Likewise.
20578 (vect_remove_stores): Simplify the code.
20579 (vect_transform_loop): Move code to vect_remove_stores().
20580 Call vect_remove_stores() and free_stmt_vec_info().
20582 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20584 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20585 TARGET_HPUX. Revise comment.
20586 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20587 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20588 Use sr4 variant of `be' instruction when not generating PIC code.
20589 (attr_length_call): Adjust for above change.
20591 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20593 * ipa-reference.c (static_execute): Remove module_statics_const and
20594 associated setting code.
20596 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20599 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20600 predicate for operand 1.
20601 (paritysi2_cmp): Use register_operand predicate for operand 2.
20602 Use earlyclobber modifier for operand 1. Remove support for
20604 (paritydi2_cmp): Use register_operand predicate for operand 3.
20605 Use earlyclobber modifier for operand 1. Remove support for
20608 2008-03-11 Paul Brook <paul@codesourcery.com>
20609 Vladimir Prus <vladimir@codesourcery.com>
20611 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20612 (arm_compute_save_reg0_reg12_mask): Always
20613 check if register 11 must be saved. Always safe hard frame pointer
20614 when frame_pointer_needeed.
20615 (arm_compute_save_reg_mask): Save IP and PC
20616 only with apcs frames.
20617 (arm_output_epilogue): Adjust Thumb2 codepath to
20618 be also invoked and work for ARM non-apcs frames.
20619 (arm_expand_prologue): Don't bother saving IP
20620 for non-apcs frame, since it's not clobbered by
20621 prologue code. Implement non-apcs frame
20624 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20626 PR rtl-optimization/35281
20627 * expr.c (convert_move): Use a new pseudo for the intermediate
20628 from_mode->word_mode result.
20630 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20632 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20633 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20634 * toplev.c (compile_file): Don't call it.
20636 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20638 PR middle-end/35526
20639 * expr.c (store_expr): Call emit_block_move if the mode
20640 of "temp" RTX is BLKmode.
20642 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20643 Richard Guenther <rguenther@suse.de>
20645 PR tree-optimization/31358
20646 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20647 the step with a NULL_TREE.
20648 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20649 to sizetype if type is a pointer type.
20650 (add_candidate_1): Don't convert the base and step to
20651 the generic type if the orginal type is a pointer type.
20652 (add_iv_value_candidates): Use sizetype for the step
20653 if type is a pointer type.
20654 (cand_value_at): Likewise.
20655 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20657 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20658 Don't convert the tem affine to the type.
20659 (add_elt_to_tree): Use sizetype for the step if a pointer.
20660 Use POINTER_PLUS_EXPR for pointers.
20661 (aff_combination_to_tree): Use sizetype for the step if a
20664 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20666 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20667 Remove commutativity hint.
20669 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20673 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20674 errorneous type. Check that v is a VAR_DECL.
20676 PR middle-end/35099
20677 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20679 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20681 PR tree-optimization/35494
20682 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20683 may be overriden at link and run time.
20685 2008-03-10 Richard Guenther <rguenther@suse.de>
20687 PR tree-optimization/34677
20688 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20689 (poolify_tree): Likewise.
20690 (modify_expr_template): Likewise.
20691 (poolify_modify_stmt): Likewise.
20692 (insert_fake_stores): Handle all component-ref style stores
20693 in addition to INDIRECT_REF. Also handle complex types.
20694 Do not poolify the inserted load.
20695 (realify_fake_stores): Do not rebuild the tree but only
20696 make it a SSA_NAME copy.
20697 (init_pre): Remove initialzation of modify_expr_template.
20698 Do not allocate modify_expr_node_pool.
20699 (fini_pre): Do not free modify_expr_node_pool.
20701 2008-03-10 Paul Brook <paul@codesourcery.com>
20703 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20704 to avoid conflicts.
20706 2008-03-10 Paul Brook <paul@codesourcery.com>
20707 Mark Shinwell <shinwell@codesourcery.com>
20709 * config/arm/cortex-r4.md: New.
20710 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20712 * config/arm/arm.md: Include cortex-r4.md.
20713 (insn): Add smmls, sdiv and udiv values.
20714 (generic_sched): Don't use generic scheduling for Cortex-R4.
20715 (arm_issue_rate): New function.
20716 (TARGET_SCHED_ISSUE_RATE): Define.
20718 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20720 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20722 2008-03-10 Richard Guenther <rguenther@suse.de>
20724 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20725 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20727 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20729 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20730 Set default to true.
20732 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20734 * c.opt (Wsynth): Deprecate.
20735 * doc/invoke.texi (Option Summary, Warning Options): Document
20736 -Wno-format-contains-nul.
20738 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20741 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20742 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20744 2008-03-09 Ira Rosen <irar@il.ibm.com>
20746 * config/rs6000/rs6000.c (builtin_description): Rename vector
20747 left shift operations.
20748 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20749 (altivec_vsl<VI_char>): Rename to ...
20750 (ashl<mode>3): ... new name.
20751 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20753 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20755 2008-03-08 Richard Guenther <rguenther@suse.de>
20757 * coverage.h (tree_coverage_counter_addr): Declare.
20758 * coverage.c (tree_coverage_counter_addr): New function.
20759 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20760 before using again.
20761 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20762 (tree_gen_one_value_profiler): Likewise.
20763 (tree_gen_ic_profiler): Likewise.
20764 (tree_gen_average_profiler): Likewise.
20765 (tree_gen_ior_profiler): Likewise.
20767 2008-03-08 Richard Guenther <rguenther@suse.de>
20769 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20770 (vn_binary_op_insert): Likewise.
20771 (vn_unary_op_lookup): Likewise.
20772 (vn_unary_op_insert): Likewise.
20773 (vn_nary_op_lookup): Declare.
20774 (vn_nary_op_insert): Likewise.
20775 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20776 and binary hashes, use a single obstack for unary_op_pool
20777 and binary_op_pool.
20778 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20779 a single struct vn_nary_op_s. Store tree code length and
20780 a variable number of operands.
20781 (struct vn_reference_op_struct): Remove unused op2.
20782 (vn_reference_op_eq): Do not compare op2.
20783 (vn_reference_op_compute_hash): Do not compute hash of op2.
20784 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20785 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20786 with vn_nary_op_compute_hash.
20787 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20788 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20790 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20792 (visit_unary_op): Call nary functions.
20793 (visit_binary_op): Likewise.
20794 (process_scc): Adjust for struct vn_tables_s changes.
20795 (allocate_vn_table): Likewise.
20796 (free_vn_table): Likewise.
20797 * tree-vn.c (vn_add): Call nary functions.
20798 (vn_lookup): Likewise.
20800 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20803 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20804 wdst back after sync_compare_and_swapqhi_internal.
20806 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20809 * config/i386/i386-modes.def (V1DI): New vector mode.
20810 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20811 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20812 (MMXMODE248): Ditto.
20813 (MMXMODE): Add V1DI mode.
20814 (mmxvecsize): Change DI mode to V1DI mode.
20815 ("mov<mode>): Use MMXMODEI8 mode iterator.
20816 ("*mov<mode>_internal_rex64"): Ditto.
20817 ("*mov<mode>_internal"): Ditto.
20818 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20819 ("mmx_sub<mode>3"): Ditto.
20820 ("mmx_adddi3"): Remove insn pattern.
20821 ("mmx_subdi3"): Ditto.
20822 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20823 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20824 ("mmx_ashl<mode>3"): Ditto.
20825 ("mmx_lshrdi3"): Remove insn pattern.
20826 ("mmx_ashldi3"): Ditto.
20827 * config/i386/i386.c (classify_argument): Handle V1DImode.
20828 (function_arg_advance_32): Ditto.
20829 (function_arg_32): Ditto.
20830 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20831 mmx_addv1di3 insn pattern.
20832 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20833 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20834 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20835 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20836 Remove definitions of built-in functions.
20837 (V1DI_type_node): New node.
20838 (v1di_ftype_v1di_int): Ditto.
20839 (v1di_ftype_v1di_v1di): Ditto.
20840 (v2si_ftype_v2si_si): Ditto.
20841 (v4hi_ftype_v4hi_di): Remove node.
20842 (v2si_ftype_v2si_di): Ditto.
20843 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20844 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20845 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20846 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20847 Add new builtins using def_builtin_const.
20848 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20849 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20850 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20851 * config/i386/mmintrin.h (__v1di): New typedef.
20852 (_mm_add_si64): Cast arguments to __v1di type.
20853 (_mm_sub_si64): Ditto.
20854 (_mm_sll_pi16): Cast __count to __v4hi type.
20855 (_mm_sll_pi32): Cast __count to __v2si type.
20856 (_mm_sll_si64): Cast arguments to __v1di type.
20857 (_mm_srl_pi16): Cast __count to __v4hi type.
20858 (_mm_srl_pi32): Cast __count to __v2si type.
20859 (_mm_srl_si64): Cast arguments to __v1di type.
20860 (_mm_sra_pi16): Cast __count to __v4hi type.
20861 (_mm_sra_pi32): Cast __count to __v2si type.
20862 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20863 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20864 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20865 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20866 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20867 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20868 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20869 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20870 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20871 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20872 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20873 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20875 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20877 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20879 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20882 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20883 reg+const addressing for Altivec modes. Don't generate reg+reg
20884 addressing for TFmode or TDmode quantities.
20886 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20888 * c-common.c (vector_types_convertible_p): Call langhook
20889 instead of comptypes.
20891 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20894 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20895 integral and scalar float variables which have a
20898 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20900 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20901 dwarf_register_span hook when emitting unwind information for
20902 register-to-memory saves.
20903 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20904 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20906 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20908 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20909 for the same VAR_DECL.
20911 2008-03-06 Tom Tromey <tromey@redhat.com>
20913 * treelang: Delete.
20914 * doc/standards.texi (Standards): Don't mention treelang.
20915 * doc/invoke.texi (Overall Options): Don't mention treelang.
20916 * doc/install.texi (Prerequisites): Don't mention bison or
20918 (Configuration): Don't mention treelang.
20919 (Building): Likewise.
20920 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20922 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20924 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20925 word-extractions out of a multi-word object.
20927 2008-03-06 Richard Guenther <rguenther@suse.de>
20929 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20930 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20931 result type and precision.
20932 * expr.c (get_inner_reference): Set unsignedp based on the result
20933 type of BIT_FIELD_REF.
20934 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20935 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20936 (try_instantiate_multiple_fields): Likewise. Use the correct type
20938 (sra_build_assignment): Likewise.
20939 (sra_build_elt_assignment): Likewise.
20940 (sra_explode_bitfield_assignment): Likewise.
20941 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20942 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20943 set BIT_FIELD_REF_UNSIGNED.
20944 (vectorizable_load): Likewise.
20946 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20948 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20951 2008-03-06 Richard Guenther <rguenther@suse.de>
20953 * alias.c (struct alias_set_entry): Move has_zero_child field
20954 to pack with alias_set.
20956 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20958 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20961 2008-03-05 Ian Lance Taylor <iant@google.com>
20963 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20965 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20967 * fwprop.c (update_df): Support width and offset parameters of
20969 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20970 global_conflicts): Change DF_REF_EXTRACT to either
20971 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20972 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20973 * df-scan.c (df_ref_record, df_defs_record,
20974 df_ref_create_structure, df_def_record_1, df_uses_record,
20975 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20976 df_bb_refs_collect, df_entry_block_defs_collect,
20977 df_exit_block_uses_collect): Support new width and offset fields.
20978 (ref_extract_pool): New storage pool.
20979 (df_free_ref): New function.
20980 (df_reg_chain_unlink, df_free_collection_rec,
20981 df_sort_and_compress_refs): Call df_free_ref.
20982 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20984 (df_ref_create_structure): Allocate df_ref_extract if offset and
20985 width fields are used.
20986 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20987 (df_uses_record): Get offset and width from ZERO_EXTRACT
20989 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20990 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20991 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20992 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20993 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20994 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20995 (df_ref_extract): New structure.
20996 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20997 (df_ref_create): Add width and offset parameters.
20999 2008-03-05 Richard Guenther <rguenther@suse.de>
21001 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21002 Use ranges_overlap_p.
21003 (offset_overlaps_with_access): Rename
21004 to ranges_overlap_p and move ...
21005 * tree-flow-inline.h (ranges_overlap_p): ... here.
21007 * tree.h (get_inner_reference, handled_component_p): Update
21010 * tree.h (record_component_aliases, get_alias_set,
21011 alias_sets_conflict_p, alias_sets_must_conflict_p,
21012 objects_must_conflict_p): Move declarations ...
21013 * alias.h (record_component_aliases, get_alias_set,
21014 alias_sets_conflict_p, alias_sets_must_conflict_p,
21015 objects_must_conflict_p): ... here.
21016 Include coretypes.h.
21017 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21019 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21021 * cfg.c: Include tree-flow.h.
21022 (remove_edge_raw): Call redirect_edge_var_map_clear.
21023 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21024 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21025 (redirect_edge_var_map_result): New.
21026 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21027 PENDING_STMT use with redirect_edge_var_map_*.
21028 * tree-ssa.c (edge_var_maps): New definition.
21029 (redirect_edge_var_map_add): New.
21030 (redirect_edge_var_map_clear): New.
21031 (redirect_edge_var_map_dup): New.
21032 (redirect_edge_var_map_vector): New.
21033 (redirect_edge_var_map_destroy): New.
21034 (ssa_redirect_edge): Replace PENDING_STMT use with
21035 redirect_edge_var_map_*.
21036 (flush_pending_stmts): Same.
21037 (delete_tree_ssa): Destroy edge var map.
21038 * tree-flow.h (struct _edge_var_map): New.
21039 Define edge_var_map vector type.
21040 Declare redirect_edge_var_map_* prototypes.
21041 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21042 * tree-cfg.c (reinstall_phi_args): Replace
21043 PENDING_STMT use with redirect_edge_var_map_*.
21045 2008-03-05 Richard Guenther <rguenther@suse.de>
21047 PR tree-optimization/35472
21048 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21049 whose single use_stmt has a overlapping set of loaded and
21050 stored symbols as that use_stmt might be a noop assignment then.
21052 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21054 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21056 2008-03-05 Richard Guenther <rguenther@suse.de>
21059 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21060 should be constants.
21061 * tree-cfg.c (verify_expr): Verify it.
21062 * fold-const.c (fold_truthop): Remove code generating
21063 BIT_FIELD_REFs of structure bases.
21064 (fold_binary): Likewise.
21065 (fold_ternary): Position and size of BIT_FIELD_REFs are
21066 always host integers.
21067 (make_bit_field_ref): Remove.
21068 (optimize_bit_field_compare): Remove.
21069 (all_ones_mask_p): Remove.
21071 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21074 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21075 (split_block_and_df_analyze): New. Split basic block and rebuild
21077 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21079 (split_pattern_seq): Likewise.
21080 (erase_matching_seqs): Likewise.
21081 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21083 2008-03-04 Geoff Keating <geoffk@apple.com>
21085 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21086 declaration and code.
21087 (tree_invalid_nonnegative_warnv_p): Likewise.
21089 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21091 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21092 examples. Truncate option-names then causing overfull hbox.
21094 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21097 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21099 * configure: Rebuilt.
21101 2008-03-04 Rafael EspÃndola <espindola@google.com>
21103 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21104 (tree_unary_nonnegative_warnv_p): New.
21105 (tree_binary_nonnegative_warnv_p): New.
21106 (tree_single_nonnegative_warnv_p): New.
21107 (tree_invalid_nonnegative_warnv_p): New.
21108 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21110 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21113 * opts.c (handle_option): Postpone 'unknown option' errors only for
21116 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21119 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21122 2008-03-04 Rafael EspÃndola <espindola@google.com>
21124 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21125 (tree_binary_nonzero_warnv_p): New.
21126 (tree_single_nonzero_warnv_p): New.
21127 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21129 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21131 PR middle-end/35456
21132 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21133 transformations for modes that have signed zeros.
21134 * ifcvt.c (noce_try_abs): Ditto.
21136 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21138 * config/i386/i386.c (override_options): Force
21139 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21141 2008-03-04 Jan Hubicka <jh@suse.cz>
21144 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21147 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21149 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21150 label to probe the stack.
21152 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21154 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21155 (__gthr_win32_mutex_destroy): Declare.
21156 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21157 __gthr_win32_mutex_destroy.
21158 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21160 2008-03-03 Jan Hubicka <jh@suse.cz>
21163 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21164 aggressive on inlining cold calls.
21166 2008-03-03 Richard Guenther <rguenther@suse.de>
21168 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21169 struct copies into the expression table.
21170 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21171 (try_to_simplify): Likewise.
21172 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21173 integral and pointer arguments which do not change the
21174 precision to NOP_EXPRs.
21175 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21176 VIEW_CONVERT_EXPR case.
21178 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21180 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21181 defined in a loop at depth 0 is invariant.
21182 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21183 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21184 be called at loop depth 0.
21186 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21189 * gcc.c (process_command): Update copyright notice dates.
21190 * gcov.c (print_version): Likewise.
21191 * gcov-dump.c (print_version): Likewise.
21192 * mips-tfile.c (main): Likewise.
21193 * mips-tdump.c (main): Likewise.
21195 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21198 * c-common.c (flag_permissive): Delete.
21199 (constant_expression_warnings): Check flags first.
21200 (constant_expression_error): New.
21201 * c-common.h (flag_permissive): Delete.
21202 (constant_expression_error): Declare.
21203 * flags.h (flag_permissive): Declare. Update description.
21204 * diagnostic.c (pedwarn): Update.
21206 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21207 (permissive_error_kind): New.
21208 * toplev.c (flag_permissive): Define. Update description.
21209 * toplev.h (permissive_error_kind): Declare.
21210 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21211 (pedwarn_c90): Use pedantic_warning_kind.
21212 * c-opts.c (c_common_post_options): flag_permissive does not affect
21213 flag_pedantic_errors.
21215 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21217 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21218 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21219 __absvsi2, __absvDI2): Use unsigned arithmetic.
21221 2008-03-02 Andi Kleen <ak@suse.de>
21222 Richard Guenther <rguenther@suse.de>
21224 * struct-equiv.c: Remove file.
21225 * cfg_cleanup.c (condjump_equiv_p): Remove.
21226 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21227 (struct-equiv.o): Remove rule.
21228 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21229 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21230 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21232 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21234 * ifcvt.c (noce_process_if_block): Try to handle only the then
21235 block if the else block exists but isn't suitable.
21237 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21240 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21241 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21242 regression from previous patch.
21244 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21247 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21249 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21250 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21251 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21252 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21253 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21254 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21255 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21256 (__gthread_mutex_destroy_function): Rename to
21257 __gthread_mutex_destroy.
21258 * gthr-dce.h (__gthread_mutex_destroy): Call
21259 pthread_mutex_destroy.
21260 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21261 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21262 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21264 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21266 * df-scan.c (df_ref_chain_change_bb): Simplify.
21267 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21268 set_block_for_insn if there's any change.
21269 * df.h ((df_insn_change_bb): Fix prototype.
21270 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21271 df_insn_change_bb, don't call set_block_for_insn.
21272 * emit-rtl.c (reorder_insns): Likewise.
21273 * haifa-sched.c (move_insn): Likewise.
21275 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21277 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21279 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21281 * tree-flow-inline.h (next_readonly_imm_use): Return
21282 NULL_USE_OPERAND_P after the end.
21284 2008-03-01 Richard Guenther <rguenther@suse.de>
21286 PR tree-optimization/35411
21287 * tree-sra.c (sra_build_assignment): Split conversion to
21288 final type to a separate statement if we are not assigning
21291 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21293 * fold-const.c (fold_convertible_p): Correct the logic to follow
21294 that in fold_convert().
21296 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21299 * tree-inline.c (build_duplicate_type): When we make a
21300 duplicate type, make it unique in the canonical types system.
21302 2008-02-29 Tom Tromey <tromey@redhat.com>
21304 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21305 input_file_stack_history, input_file_stack_restored): Remove.
21306 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21307 * input.h (struct file_stack): Remove.
21308 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21309 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21311 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21313 (diagnostic_last_module_changed): Add 'map' argument.
21314 (diagnostic_set_last_function): Likewise.
21315 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21316 line map, not input_file_stack.
21317 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21319 2008-02-29 Paul Brook <paul@codesourcery.com>
21321 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21323 2008-02-29 Paul Brook <paul@codesourcery.com>
21325 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21327 2008-02-29 Richard Guenther <rguenther@suse.de>
21329 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21331 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21332 value for comparing for a store match.
21333 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21334 (try_to_simplify): Do not do a full-blown reference lookup.
21336 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21338 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21339 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21341 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21343 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21345 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21346 strides against cache sizes.
21348 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21350 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21353 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21355 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21356 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21357 is smaller than the original promoted value.
21358 (simplify_subreg): If OP is a SUBREG, try to preserve its
21359 SUBREG_PROMOTED_VAR_P information.
21361 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21363 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21364 (VN_INFO_GET): Allocate new objects on the obstack.
21365 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21366 for rpo_numbers_temp, for consistency.
21367 (free_scc_vn): Free the obstack.
21369 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21371 * doc/invoke.texi: Document -ftree-loop-distribution.
21372 * tree-loop-distribution.c: New.
21373 * tree-pass.h (pass_loop_distribution): New.
21374 * graphds.h (struct graph): Add htab_t indices.
21375 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21376 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21377 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21378 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21379 * tree-data-ref.c (debug_data_dependence_relations): New.
21380 (dump_data_dependence_relation): Also print data references.
21381 (free_data_ref): Extern.
21382 (same_access_functions): Moved...
21383 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21384 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21385 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21386 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21387 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21388 (stmts_from_loop): Skip LABEL_EXPR.
21389 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21391 (build_rdg): Initialize rdg->indices htab.
21392 (free_rdg, stores_from_loop, ref_base_address,
21393 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21394 have_similar_memory_accesses_1, ref_base_address_1,
21395 remove_similar_memory_refs): New.
21396 * tree-data-ref.h: Depend on tree-chrec.h.
21397 (debug_data_dependence_relations, free_data_ref): Declared.
21398 (same_access_functions): ... here.
21399 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21401 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21402 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21403 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21404 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21405 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21406 rdg_vertex_for_stmt): Declared.
21407 (struct rdg_edge): Add level.
21409 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21410 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21412 (rdg_has_similar_memory_accesses): New.
21413 * tree-vect-analyze.c: Remove unused static decls.
21414 * lambda.h (dependence_level): New.
21415 * common.opt (ftree-loop-distribution): New.
21416 * tree-flow.h (mark_virtual_ops_in_bb,
21417 slpeel_tree_duplicate_loop_to_edge_cfg,
21418 rename_variables_in_loop): Declared.
21419 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21420 (OBJS-common): Add tree-loop-distribution.o.
21421 (tree-loop-distribution.o): New rule.
21422 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21423 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21424 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21426 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21429 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21430 other than structures and unions.
21432 2008-02-28 Richard Guenther <rguenther@suse.de>
21435 2008-02-26 Richard Guenther <rguenther@suse.de>
21437 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21438 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21439 (lookup_decl_from_uid): Declare.
21440 (remove_decl_from_map): Likewise.
21441 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21442 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21443 (decl_for_uid_map): New global hashtable mapping DECL_UID
21445 (init_ttree): Allocate it.
21446 (insert_decl_to_uid_decl_map): New helper function.
21447 (make_node_stat): Insert new decls into the map.
21448 (copy_node_stat): Likewise.
21449 (lookup_decl_from_uid): New function.
21450 (remove_decl_from_map): Likewise.
21451 (print_decl_for_uid_map_statistics): New helper.
21452 (dump_tree_statistics): Call it.
21454 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21455 (referenced_var_iterator): Adjust.
21456 (FOR_EACH_REFERENCED_VAR): Adjust.
21457 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21458 (num_referenced_vars): Adjust.
21459 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21460 (first_referenced_var): Remove.
21461 (end_referenced_vars_p): Likewise.
21462 (next_referenced_var): Likewise.
21463 (referenced_var_iterator_set): New helper function.
21464 * tree-dfa.c (referenced_var_lookup): Adjust.
21465 (referenced_var_check_and_insert): Likewise.
21466 (remove_referenced_var): Likewise.
21467 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21468 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21469 (verify_call_clobbering): Likewise.
21470 (verify_memory_partitions): Likewise.
21471 (init_tree_ssa): Allocate bitmap instead of hashtable for
21473 (delete_tree_ssa): Adjust.
21474 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21475 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21476 (compute_tag_properties): Likewise.
21477 (set_initial_properties): Likewise.
21478 (find_partition_for): Likewise.
21479 (update_reference_counts): Likewise.
21480 (dump_may_aliases_for): Likewise.
21481 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21482 (add_call_clobber_ops): Likewise.
21483 (add_call_read_ops): Likewise.
21484 (get_asm_expr_operands): Likewise.
21485 * tree-into-ssa.c (dump_decl_set): Likewise.
21486 (update_ssa): Likewise.
21487 * tree-sra.c (scan_function): Likewise.
21488 (decide_instantiations): Likewise.
21489 (scalarize_parms): Likewise.
21490 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21491 (dsa_named_for): Likewise.
21492 * tree-ssa-structalias.c (update_alias_info): Likewise.
21493 (merge_smts_into): Likewise.
21495 2008-02-27 David Daney <ddaney@avtrex.com>
21498 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21499 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21500 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21501 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21502 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21504 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21507 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21508 (BUILT_IN_NEXTTOWARD): Remove.
21509 (BUILT_IN_NEXTTOWARDF): Ditto.
21510 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21511 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21513 2008-02-27 Tom Tromey <tromey@redhat.com>
21515 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21516 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21518 2008-02-27 Jan Beulich <jbeulich@novell.com>
21520 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21521 update the respective field on newdecl.
21523 2008-02-27 Revital Eres <eres@il.ibm.com>
21525 PR rtl-optimization/34999
21526 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21527 crossing edges that ends with a call insn.
21528 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21529 call insn and clear the EDGE_CROSSING flag of the crossing edge
21530 when fixing fallthru edges.
21532 2008-02-27 Richard Guenther <rguenther@suse.de>
21534 PR middle-end/35390
21535 * fold-const.c (fold_unary): Return the correct argument,
21536 converted to the result type.
21538 2008-02-27 Richard Guenther <rguenther@suse.de>
21540 PR middle-end/34971
21541 * expr.c (expand_expr_real_1): Assert on rotates that operate
21543 * fold-const.c (fold_binary): Use the types precision, not the
21544 bitsize of the mode if folding rotate expressions. Build rotates
21545 only for full modes.
21547 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21549 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21550 and CPP_PRAGMA_EOL.
21551 * c-pragma.c (pragma_ns_name): New typedef.
21552 (registered_pp_pragmas): New variable.
21553 (c_pp_lookup_pragma): New function.
21554 (c_register_pragma_1): If flag_preprocess_only, do nothing
21555 for non-expanded pragmas, for expanded ones push pragma's
21556 namespace and name into registered_pp_pragmas vector.
21557 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21558 flag_preprocess_only, don't register GCC pch_preprocess
21559 pragma if flag_preprocess_only.
21560 * c-opts.c (c_common_init): Call init_pragma even if
21561 flag_preprocess_only.
21562 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21563 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21564 cpp_register_pragma if flag_preprocess_only.
21566 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21569 * c-parser.c (c_parser_translation_unit): Warn for empty
21570 translation unit, not empty source file.
21572 2008-02-26 Paul Brook <paul@codesourcery.com>
21574 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21575 operand for Thumb-2.
21576 * config/arm/arm.h (reg_class): Add CORE_REGS.
21577 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21578 (BASE_REG_CLASS): Use CORE_REGS.
21579 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21580 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21581 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21582 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21583 ARM_REGNO_OK_FOR_INDEX_P.
21584 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21585 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21586 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21587 (ldm/stm peepholes): Ditto.
21588 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21589 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21590 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21591 * config/arm/constraints.md: Enable "k" constraint on ARM.
21593 2008-02-27 Ben Elliston <bje@au.ibm.com>
21595 * config/rs6000/rs6000.c: Annotate cache line size field in all
21596 instances of struct processor_costs.
21598 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21600 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21601 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21602 jump_bypass): New counters.
21603 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21604 * dce.c (gate_ud_dce): Same.
21605 (gate_fast_dce): Same.
21606 * dse.c (gate_dse1): New function.
21607 (gate_dse2): New function.
21608 (gate_dse): Merge results of new gate functions.
21609 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21610 (gate_handle_jump_bypass): Add dbg_cnt.
21611 (gate_handle_gcse): Add dbg_cnt.
21612 * ifcvt.c (gate_handle_if_conversion): Same.
21613 (gate_handle_if_after_combine): Same.
21614 (gate_handle_if_after_reload): Same.
21615 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21617 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21619 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21621 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21623 2008-02-26 Jason Merrill <jason@redhat.com>
21626 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21627 alone if it's the naming decl for the type's main variant.
21629 2008-02-26 Tom Tromey <tromey@redhat.com>
21631 * system.h (USE_MAPPED_LOCATION): Poison.
21632 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21633 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21634 (make_goto_expr_edges): Likewise.
21635 (remove_bb): Likewise.
21636 (execute_warn_function_return): Likewise.
21637 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21639 * c-common.c (fname_decl): Remove old location code.
21640 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21642 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21644 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21645 (gen_rtx_ASM_INPUT): Likewise.
21646 (gen_rtx_ASM_INPUT_loc): Likewise.
21647 (get_rtx_asm_OPERANDS): Remove.
21648 * cfglayout.c (insn_locators_alloc): Remove old location code.
21649 (set_curr_insn_source_location): Likewise.
21650 (curr_insn_locator): Likewise.
21651 * print-tree.c (print_node): Remove old location code.
21652 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21653 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21654 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21655 location_from_locus.
21656 (construct_exit_block): Remove old location code.
21657 * emit-rtl.c (force_next_line_note): Remove old location code.
21658 * profile.c (branch_prob): Remove old location code.
21659 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21660 LOC_LINE): Remove old-location variants.
21661 * langhooks.c (lhd_print_error_function): Remove old location
21663 * configure, config.in: Rebuilt.
21664 * configure.ac (--enable-mapped-location): Remove.
21665 * c-decl.c (c_init_decl_processing): Remove old location code.
21666 (finish_function): Likewise.
21667 * recog.c (decode_asm_operands): Remove old location code.
21668 * c-pch.c (c_common_read_pch): Remove old location code.
21669 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21671 * gimple-low.c (lower_function_body): Remove old location code.
21672 * toplev.c (unknown_location): Remove.
21673 (push_srcloc): Remove old-location variant.
21674 (process_options): Remove old location code.
21675 (lang_dependent_init): Likewise.
21676 * input.h (UNKNOWN_LOCATION): Move definition.
21677 (location_t): Undeprecate.
21678 (source_locus): Remove.
21679 (location_from_locus): Remove.
21680 (struct location_s): Remove.
21681 Remove all old-location code.
21682 (input_line, input_filename): Remove.
21683 * final.c (final_scan_insn): Remove old location code.
21684 * diagnostic.c (diagnostic_build_prefix): Remove
21685 USE_MAPPED_LOCATION test.
21686 * tree.h (gimple_stmt) <locus>: Now a location_t.
21687 (tree_exp) <locus>: Likewise.
21688 (DECL_IS_BUILTIN): Remove old-location variant.
21689 (annotate_with_file_line, annotate_with_locus): Likewise.
21690 (expr_locus, set_expr_locus): Update.
21691 * tree.c (build1_stat): Remove old location code.
21692 (last_annotated_node): Remove.
21693 (annotate_with_file_line): Remove old-location variant.
21694 (annotate_with_locus): Likewise.
21695 (expr_location): Remove old location code.
21696 (set_expr_location): Likewise.
21697 (expr_has_location): Likewise.
21698 (expr_locus): Likewise.
21699 (set_expr_locus): Likewise.
21700 (expr_filename): Don't use location_from_locus.
21701 (expr_lineno): Likewise.
21702 * rtl-error.c (location_for_asm): Remove old location code.
21703 * c-lex.c (cb_line_change): Remove old location code.
21704 (fe_file_change): Likewise.
21705 (cb_def_pragma): Likewise.
21706 (c_lex_with_flags): Likewise.
21707 * gengtype.c (do_typedef): Don't special-case location types.
21708 (define_location_structures): Remove.
21709 (main): Don't call define_location_structures.
21710 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21713 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21716 * builtins.def (BUILT_IN_STDARG_START): Remove.
21717 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21718 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21719 * tree-inline.c (inline_forbidden_p_1): Likewise.
21721 2008-02-26 Richard Guenther <rguenther@suse.de>
21723 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21724 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21725 (lookup_decl_from_uid): Declare.
21726 (remove_decl_from_map): Likewise.
21727 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21728 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21729 (decl_for_uid_map): New global hashtable mapping DECL_UID
21731 (init_ttree): Allocate it.
21732 (insert_decl_to_uid_decl_map): New helper function.
21733 (make_node_stat): Insert new decls into the map.
21734 (copy_node_stat): Likewise.
21735 (lookup_decl_from_uid): New function.
21736 (remove_decl_from_map): Likewise.
21737 (print_decl_for_uid_map_statistics): New helper.
21738 (dump_tree_statistics): Call it.
21740 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21741 (referenced_var_iterator): Adjust.
21742 (FOR_EACH_REFERENCED_VAR): Adjust.
21743 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21744 (num_referenced_vars): Adjust.
21745 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21746 (first_referenced_var): Remove.
21747 (end_referenced_vars_p): Likewise.
21748 (next_referenced_var): Likewise.
21749 (referenced_var_iterator_set): New helper function.
21750 * tree-dfa.c (referenced_var_lookup): Adjust.
21751 (referenced_var_check_and_insert): Likewise.
21752 (remove_referenced_var): Likewise.
21753 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21754 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21755 (verify_call_clobbering): Likewise.
21756 (verify_memory_partitions): Likewise.
21757 (init_tree_ssa): Allocate bitmap instead of hashtable for
21759 (delete_tree_ssa): Adjust.
21760 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21761 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21762 (compute_tag_properties): Likewise.
21763 (set_initial_properties): Likewise.
21764 (find_partition_for): Likewise.
21765 (update_reference_counts): Likewise.
21766 (dump_may_aliases_for): Likewise.
21767 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21768 (add_call_clobber_ops): Likewise.
21769 (add_call_read_ops): Likewise.
21770 (get_asm_expr_operands): Likewise.
21771 * tree-into-ssa.c (dump_decl_set): Likewise.
21772 (update_ssa): Likewise.
21773 * tree-sra.c (scan_function): Likewise.
21774 (decide_instantiations): Likewise.
21775 (scalarize_parms): Likewise.
21776 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21777 (dsa_named_for): Likewise.
21778 * tree-ssa-structalias.c (update_alias_info): Likewise.
21779 (merge_smts_into): Likewise.
21781 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21784 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21785 * c-opts.c (c_common_handle_option): Wall enables
21786 Wvolatile-register-var.
21787 * common.opt: Move Wvolatile-register-var to...
21790 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21792 * common.opt (Wlarger-than=): New.
21793 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21795 * opts.c (common_handle_option): Handle -Wlarger-than=.
21796 * optc-gen.awk: Likewise.
21797 * opth-gen.awk: Likewise.
21798 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21799 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21801 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21803 * c-common.c (match_case_to_enum_1): Add appropriate
21804 OPT_W* parameter to warning.
21805 (c_do_switch_warnings): Likewise.
21806 * c-typeck.c (warning_init): Add one more parameter following
21807 'warning' function.
21808 (push_init_level): Update call to warning_init.
21809 (pop_init_level): Likewise.
21810 (add_pending_init): Likewise.
21811 (output_init_element: Likewise.
21813 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21816 * toplev.c (toplev_main): If there are warnings or error, print
21817 errors for ignored options.
21818 * opts.c (ignored_options): New static variable.
21819 (postpone_unknown_option_error): New.
21820 (print_ignored_options): New.
21821 (handle_option): Postpone errors for unknown -Wno-* options.
21822 * opts.h (print_ignored_options): Declare.
21824 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21826 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21829 2008-02-25 Richard Guenther <rguenther@suse.de>
21832 2008-02-25 Richard Guenther <rguenther@suse.de>
21834 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21835 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21836 (lookup_decl_from_uid): Declare.
21837 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21838 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21839 (decl_for_uid_map): New global hashtable mapping DECL_UID
21841 (init_ttree): Allocate it.
21842 (insert_decl_to_uid_decl_map): New helper function.
21843 (make_node_stat): Insert new decls into the map.
21844 (copy_node_stat): Likewise.
21845 (lookup_decl_from_uid): New function.
21846 (print_decl_for_uid_map_statistics): New helper.
21847 (dump_tree_statistics): Call it.
21849 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21850 (referenced_var_iterator): Adjust.
21851 (FOR_EACH_REFERENCED_VAR): Adjust.
21852 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21853 (num_referenced_vars): Adjust.
21854 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21855 (first_referenced_var): Remove.
21856 (end_referenced_vars_p): Likewise.
21857 (next_referenced_var): Likewise.
21858 (referenced_var_iterator_set): New helper function.
21859 * tree-dfa.c (referenced_var_lookup): Adjust.
21860 (referenced_var_check_and_insert): Likewise.
21861 (remove_referenced_var): Likewise.
21862 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21863 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21864 (verify_call_clobbering): Likewise.
21865 (verify_memory_partitions): Likewise.
21866 (init_tree_ssa): Allocate bitmap instead of hashtable for
21868 (delete_tree_ssa): Adjust.
21869 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21870 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21871 (compute_tag_properties): Likewise.
21872 (set_initial_properties): Likewise.
21873 (find_partition_for): Likewise.
21874 (update_reference_counts): Likewise.
21875 (dump_may_aliases_for): Likewise.
21876 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21877 (add_call_clobber_ops): Likewise.
21878 (add_call_read_ops): Likewise.
21879 (get_asm_expr_operands): Likewise.
21880 * tree-into-ssa.c (dump_decl_set): Likewise.
21881 (update_ssa): Likewise.
21882 * tree-sra.c (scan_function): Likewise.
21883 (decide_instantiations): Likewise.
21884 (scalarize_parms): Likewise.
21885 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21886 (dsa_named_for): Likewise.
21887 * tree-ssa-structalias.c (update_alias_info): Likewise.
21888 (merge_smts_into): Likewise.
21890 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21893 * doc/invoke.texi (-fcx-limited-range): Document new option.
21894 * toplev.c (process_options): Handle -fcx-fortran-rules.
21895 * common.opt: Add documentation for -fcx-fortran-rules.
21897 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21900 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21901 actual behaviour and C99.
21903 2008-02-26 Ben Elliston <bje@au.ibm.com>
21905 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21906 (ASM_CPU_POWER6_SPEC): Likewise.
21907 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21908 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21909 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21911 2008-02-25 Richard Guenther <rguenther@suse.de>
21913 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21914 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21915 (lookup_decl_from_uid): Declare.
21916 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21917 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21918 (decl_for_uid_map): New global hashtable mapping DECL_UID
21920 (init_ttree): Allocate it.
21921 (insert_decl_to_uid_decl_map): New helper function.
21922 (make_node_stat): Insert new decls into the map.
21923 (copy_node_stat): Likewise.
21924 (lookup_decl_from_uid): New function.
21925 (print_decl_for_uid_map_statistics): New helper.
21926 (dump_tree_statistics): Call it.
21928 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21929 (referenced_var_iterator): Adjust.
21930 (FOR_EACH_REFERENCED_VAR): Adjust.
21931 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21932 (num_referenced_vars): Adjust.
21933 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21934 (first_referenced_var): Remove.
21935 (end_referenced_vars_p): Likewise.
21936 (next_referenced_var): Likewise.
21937 (referenced_var_iterator_set): New helper function.
21938 * tree-dfa.c (referenced_var_lookup): Adjust.
21939 (referenced_var_check_and_insert): Likewise.
21940 (remove_referenced_var): Likewise.
21941 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21942 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21943 (verify_call_clobbering): Likewise.
21944 (verify_memory_partitions): Likewise.
21945 (init_tree_ssa): Allocate bitmap instead of hashtable for
21947 (delete_tree_ssa): Adjust.
21948 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21949 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21950 (compute_tag_properties): Likewise.
21951 (set_initial_properties): Likewise.
21952 (find_partition_for): Likewise.
21953 (update_reference_counts): Likewise.
21954 (dump_may_aliases_for): Likewise.
21955 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21956 (add_call_clobber_ops): Likewise.
21957 (add_call_read_ops): Likewise.
21958 (get_asm_expr_operands): Likewise.
21959 * tree-into-ssa.c (dump_decl_set): Likewise.
21960 (update_ssa): Likewise.
21961 * tree-sra.c (scan_function): Likewise.
21962 (decide_instantiations): Likewise.
21963 (scalarize_parms): Likewise.
21964 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21965 (dsa_named_for): Likewise.
21966 * tree-ssa-structalias.c (update_alias_info): Likewise.
21967 (merge_smts_into): Likewise.
21969 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21972 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21973 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21974 * alias.h (nonoverlapping_memrefs_p): Likewise.
21976 2008-02-25 Jan Beulich <jbeulich@novell.com>
21978 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21979 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21980 __emultls_get_address, __emultls_register_common,
21981 __floatundi?f, and _Unwind_GetIPInfo.
21982 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21983 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21984 (gen_regparm_prefix): Likewise.
21985 (i386_nlm_encode_section_info): Sync with
21986 config/i386/winnt.c:i386_pe_encode_section_info().
21987 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21988 i386_nlm_mangle_decl_assembler_name): New.
21989 (netware_override_options): New.
21990 * config/i386/netware.h (netware_override_options): Declare.
21991 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21992 (i386_nlm_mangle_decl_assembler_name): Declare.
21993 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21995 2008-02-25 Ben Elliston <bje@au.ibm.com>
21998 * c-decl.c (grokdeclarator): Remove unused local variables
21999 `typedef_type' and `type_as_written'.
22001 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22002 unused local variable `has_hot_blocks'.
22003 (fix_crossing_conditional_branches): Remove unused local variable
22006 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22008 PR middle-end/19984
22009 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22010 using DEF_C99_BUILTIN.
22011 (BUILT_IN_NANF): Ditto.
22012 (BUILT_IN_NANL): Ditto.
22014 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22015 Revital Eres <eres@il.ibm.com>
22017 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22018 regarding the order of two dependent insns in the same row.
22020 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22022 * stor-layout.c (layout_decl): Do not bump the alignment of a
22023 bit-field to more than byte alignment if it is packed.
22025 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22027 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22030 2008-02-24 Diego Novillo <dnovillo@google.com>
22032 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22035 * tree-vrp.c (vrp_evaluate_conditional): With
22036 -Wtype-limits, emit a warning when comparing against a
22037 constant outside the natural range of OP0's type.
22038 * c.opt (Wtype-limits): Move ...
22039 * common.opt (Wtype-limits): ... here.
22041 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22043 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22044 * config/rs6000/e300c2c3.md: New file.
22045 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22047 (rs6000_override_options): Add e300c2 and e300c3 cases to
22048 processor_target_table. Do not allow usage of Altivec or Spe
22049 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22050 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22051 * config/rs6000/rs6000.h (processor_type): Add
22052 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22053 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22054 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22055 and ppce300c3. Include e300c2c3.md.
22057 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22059 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22060 instead of TARGET_STRICT_ALIGN.
22062 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22064 * explow.c (memory_address): Assert that the generated address is
22067 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22070 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22071 * config/darwin-ppc-ldouble-patch.def: New file.
22072 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22073 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22074 SUBTARGET_INIT_BUILTINS if defined.
22075 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22078 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22081 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22082 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22084 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22087 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22088 file" warning condtional on -Winvalid-PCH.
22090 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22092 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22094 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22098 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22099 prevent reload from using MMX registers.
22100 (*mov<mode>_internal): Ditto.
22101 (*movv2sf_internal_rex64): Ditto.
22102 (*movv2sf_internal): Ditto.
22104 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22106 PR documentation/31569
22107 * doc/install.texi2html: Use makeinfo --no-number-sections.
22109 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22111 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22112 ensure that we can address an entire entity > 8 bytes. Don't
22113 generate reg+reg addressing for such data.
22115 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22117 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22118 strings when optimizing for size, unless the target cares about
22121 2008-02-22 Tom Tromey <tromey@redhat.com>
22123 * regclass.c (current_pass): Remove declaration.
22125 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22127 * config/avr/libgcc.S (__RAMPZ__): Define.
22128 (__do_copy_data): Add for devices with 128KB code memory.
22130 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22132 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22134 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22136 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22138 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22141 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22144 * c-typeck.c (build_binary_op): Warn about floating point
22145 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22147 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22150 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22151 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22153 (rs6000_override_options): Set altivec_abi as default, not override,
22154 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22155 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22156 is used; use new member spe_abi.
22157 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22158 spe_abi and altivec_abi.
22160 2008-02-22 Tomas Bily <tbily@suse.cz>
22162 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22164 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22167 * config.build (build_file_translate): Set to `CMD //c' only if
22169 * Makefile.in (build_file_translate): Improve comment.
22171 2008-02-21 Jan Hubicka <jh@suse.cz>
22173 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22174 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22175 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22177 2008-02-21 Michael Matz <matz@suse.de>
22180 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22182 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22184 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22185 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22186 as insn constraint.
22187 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22188 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22189 SSE_VEC_FLOAT_MODE_P as insn constraint.
22190 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22191 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22192 sse4a_movntdf using MODEF mode iterator.
22193 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22194 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22195 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22196 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22197 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22198 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22199 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22201 2008-02-21 Richard Guenther <rguenther@suse.de>
22203 * tree.def (PAREN_EXPR): New tree code.
22204 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22206 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22207 * expr.c (expand_expr_real_1): Likewise.
22208 * tree-inline.c (estimate_num_insns_1): Likewise.
22209 * tree-complex.c (expand_complex_move): Likewise.
22210 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22213 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22216 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22218 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22221 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22223 * config/sh/sh.c (find_barrier): Don't go past
22224 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22226 2008-02-20 DJ Delorie <dj@redhat.com>
22228 * config/h8300/h8300.md (insv): Force source operand to be a register.
22230 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22231 as a jump, not as a plain insn.
22233 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22235 * doc/invoke.texi (Warning Options): Add new option
22236 -Wframe-larger-than=.
22237 (-Wframe-larger-than): Document.
22239 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22240 Add declarations for new option variables.
22242 * final.c (final_start_function): Check the frame size
22243 before emission and issue a Wframe-larger-than warning.
22245 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22246 Add definitions for new option variables.
22247 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22249 * common.opt (Wframe-larger-than=): New option.
22251 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22253 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22254 (<sse>_div<mode>3): Ditto.
22255 (<sse>_vmdiv<mode>3): Ditto.
22256 (<sse>_vmsqrt<mode>2): Ditto.
22257 (*smax<mode>3): Ditto.
22258 (sse5_frcz<mode>2): Ditto.
22259 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22260 as insn constraint.
22262 2008-02-20 Richard Guenther <rguenther@suse.de>
22264 PR middle-end/35265
22265 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22266 be happy with INTEGRAL_TYPE_P.
22268 2008-02-20 Richard Guenther <rguenther@suse.de>
22270 * fold-const.c (split_tree): Associate floatig-point expressions
22271 if flag_associative_math is set.
22273 2008-02-20 Richard Guenther <rguenther@suse.de>
22275 * tree.h (fold_real_zero_addition_p): Declare.
22276 * fold-const.c (fold_real_zero_addition_p): Export.
22277 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22278 floating-point operations with zero and one.
22280 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22282 * doc/install.texi: Correct references to CFLAGS, replacing them
22283 with BOOT_CFLAGS. Document flags used during bootstrap for
22286 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22288 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22289 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22290 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22292 (smin<mode>3): Ditto from similar patterns.
22293 (smax<mode>3): Ditto.
22294 (*ieee_smin<mode>3): Ditto.
22295 (*ieee_smax<mode>3): Ditto.
22296 * config/i386/sse.md (sse): New mode attribute.
22297 (mov<mode>): Macroize expander from movv4sf and movv2df using
22298 SSEMODEF2P mode iterator.
22299 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22300 SSE_VEC_FLOAT_MODE_P as insn constraint.
22301 (storent<mode>): Ditto.
22302 (storent<mode>): Macroize expander from storentsf and storentdf using
22303 MODEF mode iterator.
22304 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22305 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22306 (abs<mode>2): Ditto from similar patterns.
22307 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22308 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22309 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22310 (<sse>_vmsqrt<mode>2): Ditto.
22311 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22312 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22313 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22314 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22315 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22316 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22317 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22319 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22320 iterator and SSE_FLOAT_MODE_P as insn constraint.
22321 (<sse>_ucomi): Ditto from similar patterns.
22322 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22323 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22324 SSE_VEC_FLOAT_MODE_P as insn constraint.
22325 (vcond<mode>): Ditto from similar patterns.
22326 (and<mode>3, *and<mode>3): Ditto.
22327 (<sse>_nand<mode>3): Ditto.
22328 (ior<mode>3, *ior<mode>3): Ditto.
22329 (xor<mode>3, *xor<mode>3): Ditto.
22330 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22331 iterator and SSE_FLOAT_MODE_P as insn constraint.
22332 (*nand<mode>3): Ditto from similar patterns.
22333 (*ior<mode>3): Ditto.
22334 (*xor<mode>3): Ditto.
22336 2008-02-20 Ira Rosen <irar@il.ibm.com>
22338 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22339 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22340 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22342 2008-02-19 Jan Hubicka <jh@suse.cz>
22344 * predict.c (tree_bb_level_predictions): Remove variable next
22345 mistakely introduced by previous commit.
22347 2008-02-19 Jan Hubicka <jh@suse.cz>
22349 * predict.c (predict_paths_leading_to): Rewrite.
22350 (predict_paths_for_bb): New.
22351 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22353 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22356 * Makefile.in (build_file_translate): New.
22357 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22358 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22359 * configure.ac (build_file_translate): Substitute it.
22360 * configure: Regenerate.
22362 2008-02-19 Jan Hubicka <jh@suse.cz>
22364 PR rtl-optimization/34408
22365 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22368 2008-02-19 Jan Hubicka <jh@suse.cz>
22370 PR middle-end/28779
22371 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22374 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22377 * config/i386/i386-modes.def: Revert the last DI alignment
22378 change until Ada people can look into it.
22380 2008-02-19 Nick Clifton <nickc@redhat.com>
22382 * opts.c (print_specific_help): Fix typo in --help text.
22384 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22387 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22388 32-bit inline asm without asm alternatives for host GCC < 3.0.
22390 2008-02-19 Richard Guenther <rguenther@suse.de>
22392 PR tree-optimization/34989
22393 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22394 Allow propagation to INDIRECT_REF if we can simplify only.
22396 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22398 * c-common.c (warn_for_collisions_1): Use appropriate option when
22401 2008-02-19 Nick Clifton <nickc@redhat.com>
22404 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22405 (handle_options): Fix indentation.
22406 (print_filtered_help): If no language-specific options were
22407 displayed tell the user how to list all the options supported by
22408 the language's front-end.
22409 (print_specific_help): Fix indentation and remove duplicate line.
22410 (common_handle_option): Handle the -v option.
22411 For --help enable the display of undocumented options if the -v
22412 switch has been included on the command line.
22413 For --help= check for overlaps in the arguments between the option
22414 classes and the language names and issue a warning when they
22415 cannot be disambiguated.
22416 * c.opt (v): Pass on to the common option handler.
22418 2008-02-19 Revital Eres <eres@il.ibm.com>
22420 * modulo-sched.c (sms_schedule): Change dump message when
22421 create_ddg function fails.
22422 (try_scheduling_node_in_cycle): Rename row to cycle.
22423 (print_partial_schedule): Rename CYCLE to ROW.
22425 2008-02-19 Christian Bruel <christian.bruel@st.com>
22426 Zdenek Dvorak <ook@ucw.cz>
22428 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22430 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22433 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22434 (*x86_movdicc_0_m1_se): Ditto.
22436 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22438 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22439 (CMPtype): Define as __gcc_CMPtype.
22440 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22441 (CMPtype): Define as __gcc_CMPtype.
22443 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22445 Support valgrind 3.3 for --enable-checking=valgrind.
22446 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22448 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22449 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22450 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22451 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22452 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22453 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22454 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22456 * ggc-zone.c: Similar.
22457 * ggc-page.c: Similar.
22459 2008-02-19 Paul Brook <paul@codesourcery.com>
22462 * config/arm/ieee754-df.S: Fix do_it typo.
22463 * config/arm/ieee754-sf.S: Fix do_it typo.
22465 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22468 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22469 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22470 (OPTION_MASK_ISA_SSE_SET): Likewise.
22471 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22472 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22473 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22474 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22475 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22476 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22477 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22478 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22479 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22480 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22481 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22482 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22483 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22484 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22485 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22486 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22487 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22488 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22489 (OPTION_MASK_ISA_SSE4): Removed.
22490 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22491 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22492 (override_options): Don't turn on implied SSE/MMX bits in
22495 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22497 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22500 2008-02-18 Joey Ye <joey.ye@intel.com>
22502 PR middle-end/34921
22503 * tree-nested.c (insert_field_into_struct): Set type alignment
22504 to field alignment if the former is less than the latter.
22506 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22508 * BASE-VER: Set to 4.4.0.
22510 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22512 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22513 * doc/cfg.texi: Likewise.
22514 * doc/extend.texi: Likewise.
22515 * doc/gty.texi: Likewise.
22516 * doc/invoke.texi: Likewise.
22517 * doc/loop.texi: Likewise.
22518 * doc/md.texi: Likewise.
22519 * doc/passes.texi: Likewise.
22520 * doc/rtl.texi: Likewise.
22521 * doc/sourcebuild.texi: Likewise.
22522 * doc/tm.texi: Likewise.
22523 * doc/tree-ssa.texi: Likewise.
22525 2008-02-17 Richard Guenther <rguenther@suse.de>
22527 PR middle-end/35227
22528 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22529 without default definition.
22531 2008-02-17 Richard Guenther <rguenther@suse.de>
22533 PR tree-optimization/35231
22534 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22537 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22540 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22541 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22542 libgcc_cmp_return mode.
22544 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22547 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22549 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22551 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22554 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22556 * doc/c-tree.texi: Use `@.' where appropriate.
22557 * doc/extend.texi: Likewise.
22558 * doc/install.texi: Likewise.
22559 * doc/invoke.texi: Likewise.
22560 * doc/loop.texi: Likewise.
22561 * doc/makefile.texi: Likewise.
22562 * doc/md.texi: Likewise.
22563 * doc/passes.texi: Likewise.
22564 * doc/standards.texi: Likewise.
22565 * doc/tm.texi: Likewise.
22567 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22569 PR middle-end/35196
22570 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22572 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22573 rather than in entry_bb.
22575 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22577 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22578 libgcc_cmp_return mode.
22580 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22582 PR middle-end/35130
22583 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22584 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22586 2008-02-15 Richard Guenther <rguenther@suse.de>
22587 Zdenek Dvorak <ook@ucw.cz>
22589 PR tree-optimization/35164
22590 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22591 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22592 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22593 Only propagate addresses which do not have abnormal SSA_NAMEs
22596 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22599 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22601 2008-02-15 Jan Hubicka <jh@suse.cz>
22603 PR middle-end/35149
22604 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22606 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22608 PR middle-end/34621
22609 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22610 when calculating alignment_pad.
22612 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22614 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22615 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22616 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22617 and STACK_BOUNDARY define.
22619 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22621 PR preprocessor/35061
22622 * c-pragma.c (handle_pragma_pop_macro): Check that
22623 pushed_macro_table has been allocated.
22625 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22627 PR middle-end/35136
22628 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22629 (force_gimple_operand): Likewise.
22630 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22631 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22632 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22633 (find_interesting_uses_address): Check addressability and alignment
22634 of the base expression only after substituting bases of IVs into it.
22636 2008-02-14 Michael Matz <matz@suse.de>
22639 * function.c (instantiate_virtual_regs_in_insn): Reload address
22640 before falling back to reloading the whole operand.
22642 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22644 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22645 before the first section switch note.
22647 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22649 * doc/bugreport.texi: Update copyright years.
22650 * doc/c-tree.texi: Likewise.
22651 * doc/cfg.texi: Likewise.
22652 * doc/cpp.texi: Likewise.
22653 * doc/cppinternals.texi: Likewise.
22654 * doc/fragments.texi: Likewise.
22655 * doc/frontends.texi: Likewise.
22656 * doc/gcc.texi: Likewise.
22657 * doc/gty.texi: Likewise.
22658 * doc/hostconfig.texi: Likewise.
22659 * doc/implement-c.texi: Likewise.
22660 * doc/libgcc.texi: Likewise.
22661 * doc/loop.texi: Likewise.
22662 * doc/makefile.texi: Likewise.
22663 * doc/options.texi: Likewise.
22664 * doc/passes.texi: Likewise.
22665 * doc/rtl.texi: Likewise.
22666 * doc/sourcebuild.texi: Likewise.
22667 * doc/standards.texi: Likewise.
22668 * doc/tree-ssa.texi: Likewise.
22669 * doc/trouble.texi: Likewise.
22671 * doc/extend.texi: Use @: or add comma where appropriate.
22672 * doc/invoke.texi: Likewise.
22673 * doc/tm.texi: Likewise.
22675 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22678 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22681 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22683 * doc/md.texi (clz, ctz): Add reference.
22684 * doc/rtl.texi (clz, ctz): Likewise.
22686 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22689 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22692 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22694 * config/s390/s390.c (struct constant_pool): New field
22695 emit_pool_after added.
22696 (s390_mainpool_start): Set the emit_pool_after flag according
22697 to the section switch notes.
22698 (s390_mainpool_finish): Consider emit_pool_after when emitting
22699 the literal pool at the end of the function.
22700 (s390_chunkify_start): Force literal pool splits at section
22703 2008-02-13 Michael Matz <matz@suse.de>
22706 * var-tracking.c (clobber_variable_part): Correctly traverse the
22709 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22712 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22713 Add -fdump-ipa-inline.
22714 * tree-dump.c (dump_files): Remove tree-inlined dump.
22715 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22717 2008-02-12 Richard Guenther <rguenther@suse.de>
22719 PR tree-optimization/35171
22720 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22723 2008-02-12 Richard Guenther <rguenther@suse.de>
22725 PR middle-end/35163
22726 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22727 value-preserving mode. Disallow final truncation.
22729 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22731 PR middle-end/35136
22732 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22733 code from here to...
22734 (force_gimple_operand): ...here.
22736 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22739 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22740 non-compatible pointers.
22741 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22742 different FIELD_DECLs, try harder by comparing field offsets, sizes
22745 PR inline-asm/35160
22746 * function.c (match_asm_constraints_1): Don't replace the same input
22749 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22751 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22752 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22753 (expand_epilogue): Restore RAMPZ register.
22754 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22756 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22758 * config/i386/cygwin.asm: (__alloca): Correct calling
22759 convention and alignment.
22760 (__chkstk): Force 8 byte stack alignment.
22762 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22763 Richard Guenther <rguenther@suse.de>
22765 PR tree-optimization/33992
22766 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22767 the zero we compare against.
22769 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22771 PR libfortran/35063
22772 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22773 to CloseHandle after unlocking to prevent accumulation of handle
22776 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22778 PR middle_end/34150
22779 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22780 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22781 and update LABEL_NUSES during and after reload.
22783 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22785 PR middle-end/34627
22786 * combine.c (simplify_if_then_else): Make sure the comparison is
22787 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22789 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22792 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22793 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22794 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22795 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22796 * tree.h (get_type_static_bounds): Likewise.
22798 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22800 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22801 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22802 Make -Wfoo language annotations match what the compiler outputs.
22804 2008-02-08 Sa Liu <saliu@de.ibm.com>
22806 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22807 intrinsics spu_convts, spu_convtu, spu_convtf.
22809 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22811 * doc/extend.texi (Function Attributes) <noinline>: Mention
22812 asm ("") as method to keep calls.
22814 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22817 * doc/options.texi (Options): Replace references to opts.sh with
22819 * opts-common.c: Likewise.
22820 * optc-gen.awk: Likewise.
22822 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22824 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22826 2008-02-07 Richard Henderson <rth@redhat.com>
22829 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22830 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22833 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22835 PR tree-optimization/35085
22836 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22837 for operand entry oe2 in addition to operand entry oe3 in order to
22838 expose more opportunities for vectorizer sum reduction.
22840 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22843 * Makefile.in (LIBS): Remove $(GMPLIBS).
22844 (cc1-dummy, cc1): Add $(GMPLIBS).
22846 2008-02-06 Jan Hubicka <jh@suse.cz>
22849 * i386.md (moddf_integer): Do not produce partial memory stalls for
22850 targets where it hurts.
22852 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22855 * optabs.c (expand_float): Do not check for decimal modes when
22856 expanding unsigned integer through signed conversion.
22858 2008-02-06 Nick Clifton <nickc@redhat.com>
22860 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22861 inside the clobber with a match_operand and duplicated operand
22862 number in the constraint.
22863 (ineqbranchsi): Delete redundant comment.
22865 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22867 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22868 builtin_define ("__USE_INIT_FINI__").
22869 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22871 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22873 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22875 PR documentation/30330
22876 * doc/invoke.texi (C++ Dialect Options)
22877 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22878 For each warning option -Wfoo that allows -Wno-foo, ensure both
22879 -Wfoo and -Wno-foo are listed in the option index. Fix index
22880 entry of -Wswitch-default, index -Wnormalized= including the
22881 `=', and -Wlarger-than-@var{len} including @var{len}.
22883 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22885 * config/i386/i386.md (floatunssisf2): Use
22886 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22887 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22888 Macroize expander using MODEF mode iterator.
22890 2008-02-05 Diego Novillo <dnovillo@google.com>
22892 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22895 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22897 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22900 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22902 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22905 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22906 to indicate if a message should be generated.
22907 (init_cumulative_args): Updated.
22908 (function_value_32): Likewise.
22910 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22912 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22914 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22917 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22918 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22920 2008-02-04 Diego Novillo <dnovillo@google.com>
22922 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22925 * tree-vrp.c (vrp_evaluate_conditional): With
22926 -Wtype-limits, emit a warning when comparing against a
22927 constant outside the natural range of OP0's type.
22929 2008-02-04 Richard Guenther <rguenther@suse.de>
22931 PR middle-end/33631
22932 * expr.c (count_type_elements): Give for unions instead of
22935 2008-02-04 Richard Guenther <rguenther@suse.de>
22937 PR middle-end/35043
22938 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22939 to TYPE_DOMAINs base type instead of using bitsizetype here.
22941 2008-02-03 Jason Merrill <jason@redhat.com>
22943 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22945 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22948 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22949 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22950 (RS/6000 and PowerPC Options): Fix typos and markup.
22951 * doc/passes.texi (Tree-SSA passes): Likewise.
22953 2008-02-02 Michael Matz <matz@suse.de>
22956 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22957 from record_last_reg_set_info.
22958 (record_last_reg_set_info): Take an RTX argument, iterate over all
22959 constituent hardregs.
22960 (record_last_set_info, record_opr_changes): Change calls to
22961 new signature or to record_last_reg_set_info_regno.
22963 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22965 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22967 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22969 PR rtl-optimization/34773
22970 * reg-notes.def (EQUAL): Mention significance of combination of
22971 REG_EQUAL and REG_RETVAL.
22972 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22973 insn that has a REG_RETVAL.
22975 2008-02-01 Roger Sayle <roger@eyesopen.com>
22978 * configure.ac (--enable-fixed-point): Disable unless explicitly
22980 * configure: Regenerate.
22982 2008-02-01 Richard Guenther <rguenther@suse.de>
22985 * invoke.texi (-finline-limit): Remove no longer true parts
22986 of the documentation. Note that there is no default value.
22988 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22989 Mark Mitchell <mark@codesourcery.com>
22990 Ben Elliston <bje@au.ibm.com>
22993 * doc/extend.texi (Other Builtins): Document.
22995 2008-01-31 Tom Browder <tom.browder@gmail.com>
22997 * doc/c-tree.texi (Types): Fix grammar.
22998 (Expression trees): Ditto.
22999 * doc/passes.texi (Tree-SSA passes): Ditto.
23001 * doc/configterms.texi (Configure Terms): Fix typo.
23002 * doc/cpp.texi (Common Predefined Macros): Ditto.
23003 * doc/md.texi (Machine Constraints): Ditto.
23005 * doc/makefile.texi (Makefile): Add comma.
23007 2008-01-31 Tom Browder <tom.browder@gmail.com>
23008 Gerald Pfeifer <gerald@pfeifer.com>
23010 * doc/sourcebuild.texi (Front End): Remove references to CVS
23011 and CVSROOT/modules.
23012 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23013 (Back End): Remove reference to CVS.
23015 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23018 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23020 (mips16_gp_pseudo_reg): ...here.
23021 * config/mips/mips.md (load_const_gp): Replace with...
23022 (load_const_gp_<mode>): ...this :P-based insn.
23024 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23026 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23027 options. Minor fixes.
23028 (-std): Move reference to standards closer to where language
23029 standards are first mentioned.
23031 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23033 PR rtl-optimization/34995
23034 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23035 parameter and return a bool. If the rtx parameter is nonnull,
23036 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23037 (find_reloads): Update call accordingly. Pass the new operand
23038 if it needed no address reloads, otherwise pass null.
23040 2008-01-30 Richard Henderson <rth@redhat.com>
23043 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23044 for unbounded arrays.
23046 2008-01-30 Silvius Rus <rus@google.com>
23048 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23050 2008-01-30 Jan Hubicka <jh@suse.cz>
23053 * i386.c (init_cumulative_args): Use real function declaration when
23056 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23058 PR rtl-optimization/34998
23059 * global.c (build_insn_chain): Treat non-subreg_lowpart
23060 SUBREGs of pseudos as clobbering all the words covered by the
23061 SUBREG, not just all the bytes.
23062 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23063 original df_ref rather than an extract parameter.
23064 (global_conflicts): Update call accordingly.
23066 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23068 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23069 the overflow check to make it easier to read.
23070 (__fixtfdi): Change the type of the ll member in union
23071 long_double to UDItype_x.
23073 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23075 PR middle-end/34969
23076 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23077 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23078 * tree-inline.c (fold_marked_statements): Call
23079 cgraph_update_edges_for_call_stmt if folding a call statement.
23080 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23081 debug_generic_stmt calls, reset it back afterwards.
23084 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23086 * c-typeck.c (build_external_ref): Don't pedwarn about
23087 static vars in current function's scope.
23089 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23091 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23093 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23096 * ipa-struct-reorg.c: Fix spelling.
23097 * params.def: Ditto.
23099 2008-01-29 Richard Guenther <rguenther@suse.de>
23101 PR middle-end/35006
23102 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23104 * tree-inline.c (remap_type): Increment remapping_type_depth
23105 around remapping types.
23106 (copy_body_r): Only add referenced variables if they are referenced
23107 from code, not types.
23109 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23120 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23121 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23123 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23126 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23127 pointer for tiny stack.
23129 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23131 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23133 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23135 * config/vx-common.h: Fix typo in comment.
23137 2008-01-28 Ian Lance Taylor <iant@google.com>
23141 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23142 coalesce pointers if they have different DECL_NO_TBAA_P values.
23143 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23144 between variables with different DECL_NO_TBAA_P values.
23146 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23149 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23150 are not legitimate small data references on SPE targets.
23152 2008-01-28 David Daney <ddaney@avtrex.com>
23154 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23156 2008-01-28 David Daney <ddaney@avtrex.com>
23158 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23160 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23162 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23163 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23164 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23165 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23166 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23167 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23168 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23169 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23171 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23173 * basic-block.h (condjump_equiv_p): Fix comment.
23175 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23177 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23178 print_generic_stmt_indented): Fix comment.
23180 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23182 * configure.ac (__stack_chk_fail): Add detecion for availability
23183 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23184 * configure: Regenerate.
23186 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23188 PR middle-end/34688
23189 * final.c (output_addr_const): Handle TRUNCATE.
23191 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23194 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23195 (zero_cost, infinite_cost): New constants.
23196 (struct cost_pair): Change type of cost to comp_cost.
23197 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23198 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23200 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23201 split_address_cost, ptr_difference_cost, difference_cost,
23202 get_computation_cost_at, get_computation_cost,
23203 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23204 determine_use_iv_cost_condition, determine_use_iv_costs,
23205 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23206 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23207 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23208 Change type of cost to comp_cost.
23209 (determine_iv_cost): Increase cost of non-original ivs, instead
23210 of decreasing the cost of original ones.
23211 (get_address_cost): Indicate the complexity of the addressing mode
23213 (try_add_cand_for): Prefer using ivs not specific to some object.
23214 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23216 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23217 Janis Johnson <janis187@us.ibm.com>
23220 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23221 (TARGET_INSTANTIATE_DECLS): Likewise.
23222 * target.h (expand_to_rtl_hook): New target hook.
23223 (instantiate_decls): Likewise.
23224 * function.c (instantiate_decl): Make non-static. Rename to...
23225 (instantiate_decl_rtl): ... this.
23226 (instantiate_expr): Use instantiate_decl_rtl.
23227 (instantiate_decls_1): Likewise.
23228 (instantiate_decls): Likewise.
23229 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23230 * function.h (instantiate_decl_rtl): Add prototype.
23231 * cfgexpand.c (target.h): New include.
23232 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23233 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23234 (TARGET_INSTANTIATE_DECLS): Likewise.
23235 (TARGET_INITIALIZER): New target hooks added.
23236 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23238 * config/rs6000/rs6000.c (tree-flow.h): New include.
23239 (machine_function): Add sdmode_stack_slot field.
23240 (rs6000_alloc_sdmode_stack_slot): New function.
23241 (rs6000_instantiate_decls): Likewise.
23242 (rs6000_secondary_memory_needed_rtx): Likewise.
23243 (rs6000_check_sdmode): Likewise.
23244 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23245 (TARGET_INSTANTIATE_DECLS): Likewise.
23246 (rs6000_hard_regno_mode_ok): Allow SDmode.
23247 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23248 (rs6000_emit_move): Handle SDmode.
23249 (function_arg_advance): Likewise.
23250 (function_arg): Likewise.
23251 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23252 SDmode var args for 32-bit compiles.
23253 (rs6000_secondary_reload_class): Handle SDmode.
23254 (rs6000_output_function_epilogue): Likewise.
23255 (rs6000_function_value): Simplify if statement.
23256 (rs6000_libcall_value): Likewise.
23257 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23258 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23259 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23260 (movsd_hardfloat): New define_insn.
23261 (movsd_softfloat): Likewise.
23262 (movsd_store): Likewise.
23263 (movsd_load): Likewise.
23264 (extendsddd2): Likewise.
23265 (extendsdtd2): Likewise.
23266 (truncddsd2): Likewise.
23267 (movdd_hardfloat64): Fixup comment.
23268 (UNSPEC_MOVSD_LOAD): New constant.
23269 (UNSPEC_MOVSD_STORE): Likewise.
23271 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23274 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23276 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23277 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23278 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23279 and TRUTH_XOR_EXPR.
23281 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23284 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23285 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23286 __LONGDOUBLE128 too.
23287 * config/rs6000/aix61.h: New file.
23289 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23291 PR rtl-optimization/34959
23292 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23293 popcount and parity rtxes the same mode as their operand.
23294 Truncate or extend the result to the return value's mode
23297 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23300 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23301 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23302 to GOT_VERSION_REGNUM.
23303 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23304 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23305 * config/mips/mips.c (mips_emit_call_insn): New function.
23306 (mips_call_tls_get_addr): Call mips_expand_call directly.
23307 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23309 (mips16_build_call_stub): Likewise. Return the call insn or null.
23310 (mips_expand_call): Update the call to mips16_build_call_stub
23311 accordingly and a remove redundant condition. Assert that MIPS16
23312 stubs do not use lazy binding. Use mips_emit_call_insn and return
23314 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23316 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23317 (mips_avoid_hazard): Remove hazard_set handling.
23318 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23319 (UNSPEC_RESTORE_GP): ...this.
23320 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23321 (FAKE_CALL_REGNO): Rename to...
23322 (GOT_VERSION_REGNUM): ...this.
23323 (type): Add "ghost" value. Add an associated insn reservation.
23324 (hazard_set): Remove.
23325 (exception_receiver): Rename to...
23326 (restore_gp): ...this and update the unspec identifier accordingly.
23327 (exception_receiver, nonlocal_got_receiver): New expanders.
23328 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23329 FAKE_CALL_REGNO. Remove hazard_set attribute.
23330 (set_got_version, update_got_version): New patterns.
23332 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23335 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23337 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23340 * doc/install.texi2html: Generate gcc-vers.texi.
23342 2008-01-25 DJ Delorie <dj@redhat.com>
23344 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23346 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23348 * config/c4x: Remove directory.
23349 * config.gcc (crx-*, mt-*): Mark obsolete.
23350 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23351 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23352 sh-*-rtemscoff*): Remove cases.
23353 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23354 * real.c (encode_c4x_single, decode_c4x_single,
23355 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23356 c4x_extended_format): Remove.
23357 * real.h (c4x_single_format, c4x_extended_format): Remove.
23358 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23360 (Pragmas): Remove comment about c4x pragmas.
23361 * doc/install.texi (c4x): Remove target-specific instructions.
23362 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23363 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23364 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23365 refer to C4x source files as examples.
23366 (C4X_FLOAT_FORMAT): Remove documentation.
23368 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23370 * config/bfin/bfin.c (override_options): Reorder tests so that
23371 flag_pic gets enabled for -msep-data.
23373 2008-01-25 Richard Guenther <rguenther@suse.de>
23375 PR middle-end/32244
23376 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23377 to its bitfield precision if required.
23379 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23381 PR middle-end/33880
23382 * tree-nested.c (walk_omp_for): New function.
23383 (convert_nonlocal_reference, convert_local_reference): Call
23384 walk_omp_for on OMP_FOR.
23385 (convert_call_expr): Call walk_body on OMP_FOR's
23386 OMP_FOR_PRE_INIT_BODY.
23388 2008-01-25 Richard Guenther <rguenther@suse.de>
23390 PR tree-optimization/34966
23391 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23392 default defs and PHI_NODEs we have to insert after the
23393 defining statement.
23395 2008-01-24 Nick Clifton <nickc@redhat.com>
23397 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23398 Provide a default definition.
23399 (LIBGCC2_UNITS_PER_WORD): Likewise.
23401 * config/stormy16/stormy16.c: Include df.h for the prototype
23402 for df_regs_ever_live_p.
23403 (xstormy16_expand_builtin_va_start): Convert the stack offset
23404 into a component_ref and then use POINTER_PLUS_EXPR to add it
23405 to the incoming_virtual_args_rtx.
23406 (xstormy16_gimplify_va_arg_expr): Rename to
23407 xstormy16_gimplify_va_arg_expr.
23408 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23409 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23410 xstormy16_gimplify_va_arg_expr.
23411 Fix up some formatting issues.
23413 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23414 Move to predicates.md.
23415 (xs_hi_general_operand): Likewise.
23416 (xs_hi_nonmemory_operand): Likewise.
23417 * config/stormy16/predicates.md:
23418 (xstormy16_carry_plus_operand): New predicate.
23419 (xs_hi_general_operand): New predicate.
23420 (xs_hi_nonmemory_operand): New predicate.
23421 * config/stormy16/stormy16-protos.h:
23422 (xstormy16_carry_plus_operand): Delete prototype.
23423 (xs_hi_general_operand): Likewise.
23424 (xs_hi_nonmemory_operand): Likewise.
23426 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23427 modifiers as they are no longer needed and they can trigger
23428 reload spill failures.
23430 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23431 with a match_operand in order to help reload.
23433 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23434 constraint with 'e' for the 8th alternative as this version of
23435 the mov.w instruction only accepts the lower 8 registers.
23437 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23440 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23441 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23444 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23446 PR middle-end/33333
23447 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23449 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23451 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23453 (remove_structure): Update allocations list before removing structure.
23455 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23457 * ipa-struct-reorg.c (is_safe_cond_expr,
23458 create_new_stmts_for_cond_expr): Use integer_zerop function,
23459 that recognize not only zero-pointer, but zero-integer too.
23461 2008-01-25 Ben Elliston <bje@au.ibm.com>
23464 * fixproto: Escape "." in sed expression that strips leading "./".
23466 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23469 * gcc.c (SWITCH_OK): Removed.
23470 (SWITCH_LIVE): Changed to bit.
23471 (SWITCH_FALSE): Likewise.
23472 (SWITCH_IGNORE): Likewise.
23473 (switchstr): Change live_cond to unsigned int.
23474 (process_command): Replace SWITCH_OK with 0.
23475 (do_self_spec): Likewise.
23476 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23477 (give_switch): Likewise.
23478 (used_arg): Likewise.
23479 (do_spec_1): Set the SWITCH_IGNORE bit.
23480 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23481 bits. Set the SWITCH_LIVE bit.
23483 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23485 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23487 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23489 PR tree-optimization/34472
23490 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23491 parameter to a "bool *" and set *DATA to false if there is
23492 an unsafe access. Do not delete the structure here.
23493 (check_cond_exprs): Delete it here instead.
23494 (check_cond_exprs, exclude_cold_structs): Do not increase
23495 I when removing a structure.
23497 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23500 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23501 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23503 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23505 PR middle-end/34934
23506 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23507 a fixed vector for stack.
23509 2008-01-24 Ben Elliston <bje@au.ibm.com>
23512 * doc/gcc.texi (Software development): Add a direntry for g++.
23514 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23516 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23517 stale and straggling -fforce-addr comments above.
23519 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23521 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23522 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23524 2008-01-23 Michael Matz <matz@suse.de>
23527 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23530 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23532 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23533 malloc result type.
23535 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23537 * config/avr/avr.c (avr_current_arch): New variable.
23538 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23539 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23540 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23541 (avr_override_options): Init 'avr_current_arch'.
23542 (base_arch_s): Move from here...
23543 * config/avr/avr.h (base_arch_s): ... here. Add new members
23544 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23545 'mega' to 'have_jmp_call'.
23546 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23547 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23549 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23551 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23552 MULTILIB_MATCHES): Ditto.
23554 2008-01-23 Richard Guenther <rguenther@suse.de>
23556 PR middle-end/31529
23557 * cgraphunit.c (cgraph_reset_node): Always mark the node
23558 not reachable if it is not queued already.
23560 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23562 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23563 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23564 (cputype_selected): New static variable.
23565 (bfin_handle_option): Set it if -mcpu is used.
23566 (override_option): Select default set of workarounds if no cpu type
23567 selected on the command line.
23568 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23570 From Michael Frysinger <michael.frysinger@analog.com>
23571 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23572 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23574 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23575 for bf547, bf523, bf524, and bf526.
23576 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23578 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23579 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23580 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23581 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23582 * doc/invoke.texi (Blackfin Options): Document that
23583 -mcpu now accept bf547, bf523, bf524, and bf526.
23585 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23587 PR rtl-optimization/34628
23588 * combine.c (try_combine): Stop and undo after the first combination
23589 if an autoincrement side-effect on the first insn has effectively
23592 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23595 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23596 Offset addresses are not valid for Altivec or paired float modes.
23598 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23601 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23602 if DECL_INITIAL (decl) is error_mark_node.
23605 * c-common.c (handle_vector_size_attribute): Only allow
23606 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23607 the same way as pointer, array etc. types.
23608 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23611 * tree.c (build_type_attribute_qual_variant): Call
23612 build_qualified_type if attributes are equal, but quals are not.
23614 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23617 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23618 * flags.h (warn_strict_aliasing): Remove.
23619 (warn_strict_overflow): Remove.
23620 * opts.c (warn_strict_aliasing): Remove.
23621 (warn_strict_overflow): Remove.
23622 * c-opts.c (c_common_handle_option): -Wall only sets
23623 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23624 (c_common_post_options): Give default values to -Wstrict-aliasing
23625 and -Wstrict-overflow if they are uninitialized.
23626 * common.opt (Wstrict-aliasing): Specify Var and Init.
23627 (Wstrict-overflow): Likewise.
23629 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23631 PR rtl-optimization/26854
23632 PR rtl-optimization/34400
23633 PR rtl-optimization/34884
23634 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23636 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23637 (df_rd_bb_info.expanded_lr_out): Deleted
23638 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23639 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23640 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23641 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23642 Removed code to allocate, initialize or free expanded_lr_out.
23643 (df_rd_bb_local_compute_process_def): Restructured to make more
23645 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23646 sets if the sets are being trimmed.
23648 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23651 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23652 (as_vers): Likewise.
23653 * configure: Regenerated.
23655 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23657 PR middle-end/33092
23658 * tree-pass.h (pass_build_alias): New pass.
23659 * tree-ssa-alias.c (gate_build_alias): New.
23660 (pass_build_alias): New.
23661 * passes.c (init_optimization_passes): Add pass_build_alias after
23662 pass_create_structure_vars.
23664 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23666 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23667 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23668 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23669 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23670 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23671 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23672 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23673 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23674 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23675 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23676 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23677 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23678 * config/s390/s390.md (FP_ALL): New mode iterator.
23679 (_d): New mode attribute.
23680 ("*signbit<mode>2>"): Changed mode of first operand.
23681 ("isinf<mode>2"): Changed mode of first operand.
23682 ("*TDC_insn"): Adaptation for DFP modes.
23684 2008-01-22 Ben Elliston <bje@au.ibm.com>
23686 * tree.c (check_qualified_type): Improve function description.
23688 2008-01-21 Jason Merrill <jason@redhat.com>
23691 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23692 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23695 2008-01-21 DJ Delorie <dj@redhat.com>
23697 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23700 2008-01-21 Richard Guenther <rguenther@suse.de>
23702 PR middle-end/34856
23703 * tree-cfg.c (verify_expr): Allow all invariant expressions
23704 instead of just constant class ones as reference argument.
23705 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23706 like any other constant.
23707 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23709 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23711 * regmove.c (fixup_match_1): Update call crossed frequencies.
23713 2008-01-21 Richard Guenther <rguenther@suse.de>
23716 * tree-inline.c (setup_one_parameter): Deal with mismatched
23717 types using a VIEW_CONVERT_EXPR.
23719 2008-01-21 Alon Dayan <alond@il.ibm.com>
23720 Olga Golovanevsky <olga@il.ibm.com>
23722 PR tree-optimization/34701
23723 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23724 when the structure size is not a power of 2.
23726 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23728 * doc/install.texi: Add doc for --enable-checking=df.
23730 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23732 PR rtl-optimization/34808
23733 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23735 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23737 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23740 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23742 PR rtl-optimization/26854
23743 PR rtl-optimization/34400
23744 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23746 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23747 (df_rd_bb_info.expanded_lr_out): New.
23748 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23749 * loop_iv.c (iv_analysis_loop_init): Ditto.
23750 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23751 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23752 Added code to allocate, initialize or free expanded_lr_out.
23753 (df_rd_bb_local_compute_process_def): Restructured to make
23754 more understandable.
23755 (df_rd_confluence_n): Add code to do nothing with fake edges and
23756 code to no apply invalidate_by_call sets if the sets are being trimmed.
23757 (df_lr_local_finalize): Renamed to df_lr_finalize.
23758 (df_live_local_finalize): Renamed to df_live_finalize.
23760 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23763 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23764 deciding whether to use reciprocal instructions.
23766 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23768 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23769 dwarf2out_note_section_used if cold_text_section is NULL.
23771 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23773 PR gcov-profile/34610
23774 * tree-cfg.c (make_edges): Mark both outgoing edges from
23775 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23776 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23777 from OMP_FOR and OMP_CONTINUE outgoing edges.
23779 * tree-profile.c (tree_profiling): Return early if
23780 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23782 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23783 from cfun to child_cfun.
23784 * function.h (struct function): Add after_tree_profile bit.
23786 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23788 * config/avr/avr.S (_exit): Disable interrupt.
23790 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23791 Steven Bosscher <stevenb.gcc@gmail.com>
23793 PR rtl-optimization/26854
23794 PR rtl-optimization/34400
23795 * df-problems.c (df_live_scratch): New scratch bitmap.
23796 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23797 (df_live_reset): Clear the proper bitmaps.
23798 (df_live_bb_local_compute): Only process the artificial defs once
23799 since the order is not important.
23800 (df_live_init): Init the df_live sets only with the variables
23801 found live by df_lr.
23802 (df_live_transfer_function): Use the df_lr sets to prune the
23803 df_live sets as they are being computed.
23804 (df_live_free): Free df_live_scratch.
23806 2008-01-18 Ian Lance Taylor <iant@google.com>
23808 * common.opt: Add fmerge-debug-strings.
23809 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23810 flag_merge_debug_strings rather than flag_merge_constants.
23811 * doc/invoke.texi (Option Summary): Mention
23812 -fmerge-debug-strings.
23813 (Debugging Options): Document -fmerge-debug-strings.
23815 2008-01-18 Ian Lance Taylor <iant@google.com>
23818 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23819 (struct tree_function_decl): Add new field operator_new_flag.
23820 * tree-inline.c (expand_call_inline): When inlining a call to
23821 operator new, force the return value to go into a variable, and
23822 set DECL_NO_TBAA_P on that variable.
23823 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23825 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23828 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23829 DWARF2_DEBUGGING_INFO.
23830 (dwarf2out_note_section_used): Ditto. Add prototype.
23831 (have_multiple_function_sections, text_section_used,
23832 cold_text_section_used, *cold_text_sections): Move declarations
23835 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23837 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23838 field and add signal_ra.
23839 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23840 assignments to frame state pc. Move end of stack check after
23841 MD_FALLBACK_FRAME_STATE_FOR.
23842 (uw_update_context_1): Use frame state signal_regs if set, instead
23843 of checking signal_frame flag.
23844 (uw_update_context): Use frame state signal_ra if set.
23845 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23846 * config/xtensa/linux-unwind.h: New file.
23848 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23850 * modulo-sched.c (get_sched_window): Fix comment typo.
23852 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23854 PR tree-optimization/34648
23855 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23857 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23859 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23860 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23862 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23864 PR rtl-optimization/34400
23865 * df-core.c (df_worklist_dataflow_overeager,
23866 df_worklist_dataflow_doublequeue): New functions.
23867 (df_worklist_dataflow): Two different worklist solvers.
23868 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23871 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23874 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23875 and ftree-parallelize-loops.
23877 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23879 PR rtl-optimization/34826
23880 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23882 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23884 * global.c (find_reg): Mark the eh regs as used if necessary.
23885 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23886 * ra.h (struct allocno): no_eh_reg field added. Changed
23887 no_stack_reg type to bitfield.
23889 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23891 * tree.c (substitute_in_expr): Add missing 'break'.
23893 2008-01-17 Richard Guenther <rguenther@suse.de>
23895 PR tree-optimization/34825
23896 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23897 x / x as division to handle.
23899 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23901 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23902 "-pthread" is specified.
23903 * pa-hpux11.h (LIB_SPEC): Likewise.
23905 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23906 Peter Bergner <bergner@vnet.ibm.com>
23908 PR rtl-optimization/33796
23909 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23911 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23913 PR libgfortran/34699
23914 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23916 * pa-hpux10.h (LINK_SPEC): Likewise.
23917 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23919 2008-01-16 Richard Guenther <rguenther@suse.de>
23921 PR middle-end/32628
23922 * fold-const.c (fold_convert_const_int_from_int): Do not
23923 set overflow if that occured only because of a sign extension
23924 change when converting from/to a sizetype with the same
23925 precision and signedness.
23927 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23930 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23931 location address to the correct place. Update copyright year.
23933 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23935 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23936 no dependences in the dependence_relations vector.
23938 2008-01-16 Jan Hubicka <jh@suse.cz>
23940 PR rtl-optimization/31396
23941 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23942 * cfg.c (dump_reg_info): Print it.
23943 * regs.h (struct reg_info_t): add freq_calls_crossed.
23944 (REG_FREQ_CALLS_CROSSED): New macro.
23945 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23946 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23947 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23948 regmove_optimize): Update call crossed frequencies.
23949 * local-alloc.c (struct qty): Add freq_calls_crossed.
23950 (alloc_qty): Copute freq_calls_crossed.
23951 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23952 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23953 * ra.h (struct allocno): Add freq_calls_crossed.
23955 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23957 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23958 libgomp when compiling with ftree-parallelize-loops.
23959 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23961 2008-01-16 Richard Guenther <rguenther@suse.de>
23963 PR tree-optimization/34769
23964 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23965 * tree.c (int_cst_value): Instead make this function more
23966 permissive in what it accepts as valid input. Document this
23967 function always sign-extends the value.
23969 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23970 Richard Guenther <rguenther@suse.de>
23973 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23974 (gimple_fold_indirect_ref_rhs): ... this.
23975 (gimple_fold_indirect_ref): New function with foldings
23976 that preserve lvalueness.
23977 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23978 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23979 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23980 to fold an INDIRECT_REF, fall back to the old use of
23981 fold_indirect_ref_1.
23983 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23985 * tree-data-ref.c (subscript_dependence_tester_1): Call
23986 free_conflict_function.
23987 (compute_self_dependence): Same.
23989 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23992 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23993 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23995 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23996 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23997 for DWARF2_UNWIND_INFO targets.
23999 2008-01-16 Richard Guenther <rguenther@suse.de>
24002 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24003 type qualifiers for function types.
24005 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24007 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24008 loop_iterator li from previous commit.
24010 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24012 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24014 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24016 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24017 (parallelize_loops): Don't parallelize irreducible components.
24019 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24022 * c-opts (c_common_post_options): Do not enable CPP
24023 flag_pedantic_errors by default.
24025 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24027 PR rtl-optimization/31944
24028 * cse.c (remove_pseudo_from_table): New function.
24029 (merge_equiv_classes): Use above function to remove pseudo-registers.
24030 (invalidate): Likewise.
24032 2008-01-13 Richard Guenther <rguenther@suse.de>
24034 PR middle-end/34601
24035 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24036 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24038 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24040 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24041 validate_change to unshare the source of the PC set.
24043 2008-01-12 Jan Hubicka <jh@suse.cz>
24045 PR middle-end/32135
24046 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24047 references above array bounds. This might trigger bounds checks for
24048 pointers to arrays.
24050 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24052 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24053 new_replaceable_dependencies.
24055 2008-01-12 Doug Kwan <dougkwan@google.com>
24057 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24058 instead of OPT_Wreturn_type in warning due to ignored return type
24060 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24061 options included in -Wextra.
24062 * c.opt: New option -Wignored_qualifiers.
24063 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24064 -Wignore_qualifiers.
24065 (-Wignored-qualifiers): Document.
24066 (-Wreturn-type): Remove description of functionality now handled
24067 by -Wignored-qualifiers.
24069 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24072 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24073 NOP_EXPR if it is between integral types with the same precision.
24075 2008-01-12 Jan Hubicka <jh@suse.cz>
24078 * invoke.texi (max-inline-recursive-depth): Fix default value.
24080 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24082 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24085 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24087 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24089 2008-01-11 James E. Wilson <wilson@specifix.com>
24092 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24094 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24096 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24097 save/restore frame pointer register and don't use 'call-prologues'
24098 optimization in function with "OS_task" attribute.
24100 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24102 PR middle-end/31309
24103 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24104 when copying to memory.
24106 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24108 PR rtl-optimization/30905
24109 * cfgcleanup.c: Include dce.h
24110 (crossjumps_occured): New global variable.
24111 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24112 If something changed, set crossjumps_occured to true.
24113 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24114 Don't add/remove fake edges to exit here...
24115 (cleanup_cfg): ...but do it here, when crossjumping.
24116 Run a fast DCE when successful crossjumps occured in the latest
24117 iteration of try_optimize_cfg.
24119 2008-01-11 Richard Guenther <rguenther@suse.de>
24121 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24122 (struct vn_unary_op_s): Likewise.
24123 (vn_reference_insert): Free old reference on hash collision.
24125 2008-01-10 Raksit Ashok <raksit@google.com>
24127 PR rtl-optimization/27971
24128 * combine.c (find_split_point): Split PLUS expressions which are
24129 inside a MEM rtx, and whose first operand is complex.
24131 2008-01-10 DJ Delorie <dj@redhat.com>
24133 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24134 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24135 (m32c_hard_regno_ok): Call the underlying function.
24137 2008-01-10 Richard Guenther <rguenther@suse.de>
24139 PR middle-end/34683
24140 * tree-cfg.c (tree_merge_blocks): Do not go through the
24141 full-blown folding and stmt updating path if we just deal
24142 with virtual operands.
24143 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24144 test for abnormal SSA_NAMEs.
24146 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24148 PR middle-end/34641
24149 * reload.c (push_reload): Add assertions. All constants from
24150 reg_equiv_constant should have been used for replacing the respective
24152 (find_reloads_address): Invoke find_reloads_address_part for
24153 constant taken from the reg_equiv_constant array.
24155 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24157 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24158 field (valnum) the first in the struct. Replace bools with
24161 2008-01-10 Richard Guenther <rguenther@suse.de>
24163 PR tree-optimization/34651
24164 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24165 types and ordering for masking and converting.
24167 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24169 PR tree-optimization/34017
24170 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24171 also for PHI_NODE expressions.
24173 2008-01-09 Jan Hubicka <jh@suse.cz>
24175 PR tree-optimization/34708
24176 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24177 based on number of case labels.
24178 (init_inline_once): Remove switch_cost.
24179 * tree-inline.h (eni_weights_d): Remove switch_cost.
24181 2008-01-09 Richard Guenther <rguenther@suse.de>
24182 Andrew Pinski <andrew_pinski@playstation.sony.com>
24184 PR middle-end/30132
24185 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24186 temporary if an rvalue is ok or an lvalue is not required.
24188 2008-01-09 Richard Guenther <rguenther@suse.de>
24190 PR middle-end/34458
24191 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24192 adjust return type.
24194 2008-01-09 Richard Guenther <rguenther@suse.de>
24196 PR middle-end/34679
24197 * tree.c (host_integerp): Check for sizetype only if the
24198 type is an integer type.
24200 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24203 * opts.c (decode_options): Disable inlining of functions called
24204 once if not in unit-at-a-time mode.
24206 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24208 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24210 2008-01-08 Richard Guenther <rguenther@suse.de>
24212 PR middle-end/31863
24213 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24214 out early if the result will be unused.
24216 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24221 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24222 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24225 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24227 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24228 for vectorization tuned.
24230 2008-01-08 Richard Guenther <rguenther@suse.de>
24232 PR tree-optimization/34683
24233 * tree-ssa-operands.c (operand_build_cmp): Export.
24234 * tree-ssa-operands.h (operand_build_cmp): Declare.
24235 * tree-vn.c (vuses_compare): Remove.
24236 (sort_vuses): Use operand_build_cmp.
24237 (sort_vuses_heap): Likewise.
24238 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24239 to re-use old VEC if available. Do not sort already sorted VUSEs.
24240 (vdefs_to_vec): Do not sort already sorted VDEFs.
24242 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24244 PR middle-end/34694
24245 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24247 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24250 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24251 limitations of reciprocal sequences on x86 targets.
24253 2008-01-08 Richard Guenther <rguenther@suse.de>
24255 PR tree-optimization/34683
24256 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24258 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24261 * config/darwin.c (darwin_mergeable_string_section): Don't use
24262 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24264 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24267 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24268 negxf2. Macroize expander using X87MODEF mode iterator. Change
24269 predicates of op0 and op1 to register_operand.
24270 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24271 expander using X87MODEF mode iterator. Change predicates of
24272 op0 and op1 to register_operand.
24273 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24274 corresponding patterns and macroize using MODEF macro. Change
24275 predicates of op0 and op1 to register_operand and remove
24276 "m" constraint. Disparage "r" alternative with "!".
24277 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24278 macroize using X87MODEF macro. Change predicates of op0 and op1
24279 to register_operand and remove "m" constraint. Disparage "r"
24280 alternative with "!".
24281 (absneg splitter with memory operands): Remove.
24282 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24283 patterns and macroize using X87MODEF mode iterator.
24284 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24285 Change predicate of op1 to register_operand.
24286 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24287 for memory operands.
24289 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24291 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24293 2008-01-07 Richard Guenther <rguenther@suse.de>
24295 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24298 2008-01-07 Richard Guenther <rguenther@suse.de>
24300 PR tree-optimization/34683
24301 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24302 VOPs of the needed size to save memory. Use VEC_quick_push
24303 to save compile-time.
24304 (vdefs_to_vec): Likewise.
24306 2008-01-07 Sa Liu <saliu@de.ibm.com>
24308 * config/spu/spu.md (divdf3): Genetate inline code for double
24309 division. The implementation doesn't handle INF or NAN, therefore it
24310 only applies when -ffinite-math-only is given.
24312 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24315 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24316 * doc/cpp.texi ([Common Predefined Macros]): Document.
24318 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24320 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24321 order to use commutative addition instead of subtraction.
24323 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24324 Mircea Namolaru <namolaru@il.ibm.com>
24325 Vladimir Yanovsky <yanov@il.ibm.com>
24326 Revital Eres <eres@il.ibm.com>
24328 PR tree-optimization/34263
24329 * tree-outof-ssa.c (process_single_block_loop_latch,
24330 contains_tree_r): New functions.
24331 (analyze_edges_for_bb): Call process_single_block_loop_latch
24332 function to empty single-basic-block latch block if possible.
24334 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24336 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24338 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24340 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24342 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24344 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24346 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24348 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24350 PR tree-optimization/34618
24351 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24354 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24357 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24358 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24359 Update copyright year.
24361 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24362 Update copyright year.
24363 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24366 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24368 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24369 edge does not point to current bb before changing need_assert.
24371 2008-01-04 Richard Guenther <rguenther@suse.de>
24373 PR middle-end/34029
24374 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24375 for verifying purposes if they are is_gimple_min_invariant.
24377 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24379 PR tree-optimization/34448
24380 PR tree-optimization/34465
24381 * gimplify.c (gimplify_init_constructor): Add new parameter
24382 notify_temp_creation. Use it.
24383 (gimplify_modify_expr_rhs): Take volatiles into account when
24384 optimizing constructors.
24385 Do not optimize constructors if gimplify_init_constructor will dump to
24387 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24388 * gcc.c-torture/compile/pr34448.c: New.
24390 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24392 PR gcov-profile/34609
24393 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24394 return_slot if result is TREE_ADDRESSABLE.
24396 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24398 * config/mips/mips.md (sqrt_condition): Tweak comment.
24399 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24401 2008-01-03 Tom Tromey <tromey@redhat.com>
24404 * c-common.c (c_type_hash): Handle VLAs.
24406 2008-01-03 Jan Hubicka <jh@suse.cz>
24408 PR tree-optimization/31081
24409 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24410 0 when inlining and not inlining to first basic block.
24411 (remap_decl): When var is initialized to 0, don't set default_def.
24412 (expand_call_inline): Set entry_bb.
24413 * tree-inline.h (copy_body_data): Add entry_bb.
24415 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24418 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24421 PR tree-optimization/29484
24422 * tree-inline.c (inline_forbidden_p_2): New function.
24423 (inline_forbidden_p): Disallow inlining if some static var
24424 has an address of a local LABEL_DECL in its initializer.
24425 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24428 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24430 PR tree-optimization/34635
24431 * tree-data-ref.c (add_other_self_distances): Make sure that the
24432 evolution step is constant.
24434 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24436 PR middle-end/34608
24437 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24439 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24441 * tree-sra.c (scalarize_init): Insert the generate_element_init
24442 statements after the generate_element_zero statements.
24444 2008-01-02 Richard Guenther <rguenther@suse.de>
24446 PR middle-end/34093
24447 PR middle-end/31976
24448 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24449 for very large number of operands instead of ICEing.
24451 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24454 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24455 while stack probing.
24457 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24459 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24462 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24464 PR libmudflap/26442
24465 * tree-mudflap.c (mx_register_decls): Guard warning by
24466 !DECL_ARTIFICIAL check.
24468 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24470 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24471 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24472 sse5_perm<mode>): Fix constraints.