1 2008-10-03 Pascal Obry <obry@adacore.com>
3 * gcov.c (create_file_names): Properly handle UNIX and DOS
5 (make_gcov_file_name): Likewise + convert the ':' DOS drive
6 separator to '~' to ensure clean filenames on Windows.
8 2008-10-02 David Edelsohn <edelsohn@gnu.org>
10 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
11 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
12 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
14 Revert SCALAR_FLOAT_MODE_P condition.
15 (function_arg): Condition on TARGET_DOUBLE_FLOAT,
17 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
20 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
22 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
24 2008-10-02 Richard Guenther <rguenther@suse.de>
27 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
28 and VECTOR_TYPE recurse with useless_type_conversion_p which
29 properly handles void pointer conversion.
31 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
34 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
35 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
37 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
39 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
40 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
41 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
42 they translate to non builtins.
43 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
44 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
45 __builtin_vec_promote, __builtin_vec_extract, and
47 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
48 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
49 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
50 * config/rs6000/altivec.h (vec_extract): Define
53 (vec_promote): Define.
55 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
56 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
57 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
59 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
61 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
62 prototype. Add new parameter, blk.
63 Use BLKmode for the MEM if blk is true.
64 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
65 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
66 ALTIVEC_BUILTIN_STVRXL.
67 Update usage of altivec_expand_lv_builtin.
68 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
69 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
70 (altivec_init_builtins): If compiling for the Cell, also define the
72 * config/rs6000/rs6000.h (rs6000_builtins): Define
73 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
74 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
75 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
76 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
77 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
78 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
79 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
80 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
81 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
82 UNSPEC_STVRX, and UNSPEC_STVRXL.
83 (altivec_lvlx): New pattern.
84 (altivec_lvlxl): New pattern.
85 (altivec_lvrx): New pattern.
86 (altivec_lvrxl): New pattern.
87 (altivec_stvlx): New pattern.
88 (altivec_stvlxl): New pattern.
89 (altivec_stvrx): New pattern.
90 (altivec_stvrxl): New pattern.
91 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
92 (vec_lvlxl): Likewise.
93 (vec_lvrx): Define if PPU is defined.
94 (vec_lvrxl): Likewise.
95 (vec_stvlx): Define if PPU is defined.
96 (vec_stvlxl): Likewise.
97 (vec_stvrx): Define if PPU is defined.
98 (vec_stvrxl): Likewise.
100 2008-10-01 Geert Bosch <bosch@adacore.com>
102 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
104 2008-10-01 Richard Guenther <rguenther@suse.de>
106 PR tree-optimization/37617
107 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
108 do not add to the NEW_SETS.
110 2008-10-01 Richard Guenther <rguenther@suse.de>
113 * tree-vrp.c (execute_vrp): If we optimized away the default
114 case make sure to promote the label that got in place of it
115 to a default case label.
117 2008-10-01 Richard Henderson <rth@redhat.com>
120 * tree-complex.c (set_component_ssa_name): Don't optimize
121 is_gimple_min_invariant values with ssa_names in abnormal phis.
123 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
125 PR tree-optimization/37662
126 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
127 commutative binary operation if they are in the wrong order and
128 fold_build2 produces non-GIMPLE.
130 2008-09-30 Jakub Jelinek <jakub@redhat.com>
132 PR tree-optimization/37662
133 PR tree-optimization/37663
134 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
135 get_value_range with non-SSA_NAME. Don't assert operands have been
136 folded, instead just bail out.
138 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
140 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
142 2008-09-30 Richard Guenther <rguenther@suse.de>
145 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
146 build restrict-qualified pointers.
147 (vectorizable_store): Move alias check later.
148 (vectorizable_load): Likewise.
150 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
152 * c-common.c (empty_if_body_warning): Remove.
153 * c-common.h (empty_if_body_warning): Remove.
154 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
155 here the -Wempty-body warning for `if' and `else' statements.
156 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
158 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
160 * config/i386/i386.opt: Add msse2avx.
162 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
163 * config/i386/linux64.h (ASM_SPEC): Likewise.
165 * doc/invoke.texi: Document -msse2avx.
167 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
169 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
171 2008-09-29 Joseph Myers <joseph@codesourcery.com>
173 * ifcvt.c (noce_emit_store_flag): If using condition from original
174 jump, reverse it if if_info->cond was reversed.
176 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
178 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
179 non-constant memory if it cannot be forced to constant memory.
180 Overhaul surrounding code and factor out common condition.
182 2008-09-29 Jeff Law <law@redhat.com>
184 * reload1.c (alter_reg): Add missing curly braces.
186 2008-09-29 Michael J. Eager <eager@eagercon.com>
188 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
190 * config/rs6000/rs6000.c (rs6000_override_options): Move
191 rs6000_init_hard_regno_mode_ok after all options changed.
192 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
193 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
194 -msimple-fpu flags. Add warning messages if single FP not configured.
195 (rs6000_file_start): Output gnu_attribute for single-float.
196 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
197 (rs6000_legitimize_address): Likewise.
198 (rs6000_legitimize_reload_address): Likewise.
199 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
201 (function_arg_advance): Likewise (partial conversion).
202 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
203 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
205 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
206 (rs6000_emit_prologue): Likewise.
207 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
209 (rs6000_libcall_value): Likewise.
210 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
211 (TARGET_DOUBLE_FLOAT): New default to 1
212 (TARGET_SIMPLE_FPU): New default to 0
213 (TARGET_SINGLE_FPU): New default to 0
214 (TARGET_SINGLE_FLOAT_MODE): New.
215 (TARGET_DOUBLE_FLOAT_MODE): New.
216 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
217 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
219 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
220 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
221 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
222 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
223 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
224 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
225 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
226 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
227 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
228 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
229 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
230 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
231 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
232 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
233 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
234 cmptf_internal1, *cmptf_internal2): Condition on
236 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
237 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
238 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
239 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
240 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
241 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
243 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
244 * config/rs6000/rs6000.opt (-msingle-float): New.
245 (-mdouble-float): New.
247 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
248 -msingle-float, -mdouble-float, -msimple-fpu options.
249 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
250 _SOFT_DOUBLE for -msingle-float.
251 * config.gcc: New config for target=powerpc-xilinx-eabi.
253 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
255 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
257 (new_scop): Take entry and exit edge to define new SCoP.
258 (sd_region_p): New structure used during SCoP detection.
259 (move_scops): Delete.
260 (move_sd_regions): New.
261 (scopdet_info): Change the definition from edges back to basic_blocks.
262 (scopdet_edge_info): Work on basic_blocks and rename to
263 scopdet_basic_block_info.
264 (split_difficult_bb): At the moment removed. We should later
265 add it at another place.
266 (build_scops_1): Work on basic_blocks.
267 (bb_in_sd_region): New.
268 (find_single_entry_edge): New.
269 (find_single_exit_edge): New.
270 (create_single_entry_edge): New.
271 (sd_region_without_exit): New.
272 (create_single_exit_edge): New.
273 (unmark_exit_edges): New.
274 (mark_exit_edges): New.
275 (create_sese_edges): New.
276 (build_graphite_scops): New.
277 (build_scops): Make SCoPs SESE.
278 (limit_scops): Use the new functions.
280 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
282 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
284 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
287 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
288 address to a register before taking the lower part.
290 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
292 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
295 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
296 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
299 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
300 the newly created variable.
301 Create a VECTOR_CST of all 1s for vector types.
303 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
306 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
308 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
310 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
311 order to convert between modes.
312 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
314 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
316 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
319 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
322 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
326 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
328 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
329 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
330 them to yield false with MIPS16.
332 2008-09-26 Jakub Jelinek <jakub@redhat.com>
335 * dwarf2out.c (tls_mem_loc_descriptor): New function.
336 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
337 mem_loc_descriptor failed. Accept UNSPEC.
338 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
339 fail if one of the loc_descriptor calls for pieces failed.
340 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
341 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
342 if loc_descriptor_from_tree_1 on offset failed.
345 * opts.c (common_handle_option): Don't call print_specific_help with
346 CL_SAVE as first argument.
348 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
349 Steve Ellcey <sje@cup.hp.com>
351 * configure: Regenerate for new libtool.
354 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
356 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
357 alias set on MEM when saving stack pointer.
358 * config/rs6000/rs6000.md (allocate_stack): Likewise
360 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
362 PR tree-optimization/37574
363 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
364 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
365 instead of vector_type for constants. Take computation out of loop.
366 (vect_get_vec_def_for_operand): Use only vectype for constant case,
367 and use only vector_type for invariant case.
368 (get_initial_def_for_reduction): Use vectype instead of vector_type.
370 2008-09-25 Jakub Jelinek <jakub@redhat.com>
373 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
374 the decl is a VAR_DECL or FUNCTION_DECL.
376 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
379 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
380 (mark_ref_live, mark_ref_dead): Use them.
381 (def_conflicts_with_inputs_p): Remove.
382 (mark_early_clobbers): New function.
383 (process_bb_node_lives): Call preprocess_constraints and
386 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
388 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
391 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
392 (ira_compress_allocno_live_ranges): New prototype.
394 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
395 (coalesced_allocnos_living_at_program_points): New.
396 (coalesced_allocnos_live_at_points_p,
397 set_coalesced_allocnos_live_points): New functions.
398 (coalesce_spill_slots): Rewrite.
400 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
401 ira_compress_allocno_live_ranges): New functions.
403 * ira-build.c (ira_flattening): Call
404 ira_compress_allocno_live_ranges.
407 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
409 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
412 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
414 * combine.c (make_compound_operation): Handle the 'E' format.
415 (count_rtxs): Likewise.
416 (update_table_tick): Likewise.
417 (get_last_value_validate): Likewise.
419 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
421 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
423 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
425 * matrix-reorg.c (transform_allocation_sites): Initializers
426 added to avoid the warning.
428 2008-09-25 Martin Jambor <mjambor@suse.cz>
430 * cgraph.c (free_nodes): New variable.
431 (NEXT_FREE_NODE): New macro.
432 (cgraph_create_node): Reuse nodes from the free list. Do not
433 update uid if doing so.
434 (cgraph_remove_node): Add the node to the free list.
436 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
438 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
440 2008-09-24 Richard Henderson <rth@redhat.com>
442 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
443 * unwind-dw2.c (execute_stack_op): Handle it.
445 2008-09-24 David Edelsohn <edelsohn@gnu.org>
448 2008-09-24 Michael J. Eager <eager@eagercon.com>
450 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
452 * c-common.c (fname_decl): New location argument.
453 * c-common.h (fname_decl): Same.
454 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
456 (c_parser_typeof_specifier): Same.
457 (c_parser_parms_list_declarator): Same.
458 (c_parser_asm_string_literal): Same.
459 (c_parser_compound_statement_nostart): Same.
460 (c_parser_label): Same.
461 (c_parser_do_statement): Same.
462 (c_parser_asm_statement): Same.
463 (c_parser_unary_expression): Same.
464 (c_parser_sizeof_expression): Same.
465 (c_parser_postfix_expression): Same.
466 (c_parser_pragma): Same.
467 (c_parser_omp_clause_collapse): Same.
468 (c_parser_omp_clause_num_threads): Same.
469 (c_parser_omp_clause_schedule): Same.
470 (c_parser_omp_all_clauses): Same.
471 (c_parser_omp_sections_scope): Same.
472 (c_parser_omp_for_loop): Same. Pass condition's location to
473 c_objc_common_truthvalue_conversion.
474 (c_parser_enum_specifier): Remove comment.
476 2008-09-24 Michael J. Eager <eager@eagercon.com>
478 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
480 * config/rs6000/rs6000.c (rs6000_override_options): Move
481 rs6000_init_hard_regno_mode_ok after all options changed.
482 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
483 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
484 -msimple-fpu flags. Add warning messages if single FP not configured.
485 (rs6000_file_start): Output gnu_attribute for single-float.
486 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
487 (rs6000_legitimize_address): Likewise.
488 (rs6000_legitimize_reload_address): Likewise.
489 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
491 (function_arg_advance): Likewise.
492 (function_arg): Likewise.
493 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
494 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
496 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
497 (rs6000_emit_prologue): Likewise.
498 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
500 (rs6000_libcall_value): Likewise.
501 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
502 (TARGET_DOUBLE_FLOAT): New default to 1
503 (TARGET_SIMPLE_FPU): New default to 0
504 (TARGET_SINGLE_FPU): New default to 0
505 (TARGET_SINGLE_FLOAT_MODE): New.
506 (TARGET_DOUBLE_FLOAT_MODE): New.
507 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
508 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
510 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
511 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
512 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
513 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
514 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
515 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
516 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
517 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
518 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
519 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
520 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
521 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
522 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
523 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
524 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
525 cmptf_internal1, *cmptf_internal2): Condition on
527 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
528 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
529 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
530 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
531 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
532 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
534 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
535 * config/rs6000/rs6000.opt (-msingle-float): New.
536 (-mdouble-float): New.
538 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
539 -msingle-float, -mdouble-float, -msimple-fpu options.
540 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
541 _SOFT_DOUBLE for -msingle-float.
542 * config.gcc: New config for target=powerpc-xilinx-eabi.
544 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
546 * config/sparc/constraints.md: New file.
547 * config/sparc/sparc.md: Include it.
548 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
549 (sparc_extra_constraint_check): Delete.
550 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
551 (memory_ok_for_ldd): New predicate.
552 (sparc_extra_constraint_check): Delete.
553 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
554 (CONST_OK_FOR_LETTER_P): Likewise.
555 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
556 (EXTRA_CONSTRAINT): Likewise.
558 2008-08-23 Steve Ellcey <sje@cup.hp.com>
560 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
562 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
564 * alias.c (find_base_value): Use FIND_BASE_TERM.
565 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
567 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
569 * config/i386/i386.c: Include cselib.h.
570 (ix86_pic_register_p): New function.
571 (ix86_delegitimize_address): Use it to check for the PIC register.
573 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
575 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
576 * config/i386/i386.c (ix86_find_base_term): Don't check for
577 SYMBOL_REF and LABEL_REF.
579 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
581 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
582 constant PLUS in a CONST.
584 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
586 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
587 check for sibcall support for w64.
589 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
591 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
593 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
595 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
596 parser_build_binary_op.
597 * c-decl.c (build_enumerator): Pass location to build_binary_op.
598 * c-typeck.c (build_array_ref): Same.
599 (parser_build_unary_op): New location argument.
600 (pointer_diff): Pass location to build_binary_op,
601 c_objc_common_truthvalue_conversion.
602 (build_modify_expr): Same.
603 (build_unary_op): New location argument.
604 (build_binary_op): New location argument.
605 (c_objc_common_truthvalue_conversion): Pass location to
606 c_*common_truthvalue_conversion.
607 * c-convert.c (convert): Same.
608 * c-common.c (binary_op_error): New location argument.
609 (pointer_int_sum): Pass location to build_binary_op.
610 (c_common_truthvalue_conversion): New location argument.
611 (warn_for_sign_compare): Same.
612 * c-common.h: Add location argument to c_common_truthvalue_conversion,
613 binary_op_error, build_binary_op, warn_for_sign_compare.
614 * c-parser.c (c_parser_condition): Pass location to
615 c_*common_truthvalue_conversion.
616 (c_parser_conditional_expression): Save condition's location and pass
618 (c_parser_binary_expression): Same, but for the binary operator's
620 (c_parser_omp_for_loop): Pass location to
621 c_objc_common_truthvalue_conversion.
623 2008-09-23 Martin Jambor <mjambor@suse.cz>
625 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
626 (cgraph_node_remove_callees): New temporary f. Hold the next item
628 (cgraph_node_remove_callers): Likewise.
630 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
631 (ipa_node_removal_hook): Likewise.
633 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
634 gimple_call_copy_skip_args and moved to the gimple_call section.
635 * gimple.c (gimple_copy_call_skip_args): Renamed to
636 gimple_call_copy_skip_args. Changed al users.
638 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
640 * ira-color.c (start_allocno_priorities): Rename to
641 setup_allocno_priorities. Use costs and
642 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
643 range lengths. Get rid off doubles.
644 (ira_fast_allocations): Call start_allocno_priorities.
646 2008-09-22 David Daney <ddaney@avtrex.com>
649 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
650 register if TARGET_LONG_CALLS.
652 2008-09-22 Richard Guenther <rguenther@suse.de>
654 PR tree-optimization/37145
655 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
656 value-numbering union accesses with their offset and size only.
657 (visit_reference_op_load): Fix simplification of inserted conversions.
658 * tree-ssa-pre.c (find_or_generate_expression): Do not
659 recursively generate expressions if running FRE.
661 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
663 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
664 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
665 *baddu_di<mode>): New patterns.
667 2008-09-22 Richard Guenther <rguenther@suse.de>
669 PR tree-optimization/37145
670 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
671 (phi_translate_1): Constant fold references.
673 2008-09-22 Ira Rosen <irar@il.ibm.com>
675 PR tree-optimization/37482
676 * tree-vectorizer.h (struct _slp_instance): Add new field.
677 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
678 (get_earlier_stmt): New function.
679 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
681 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
682 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
683 asserts that GSI points to the scalar statement being vectorized.
684 Set new statement location according to GSI.
685 (vect_schedule_slp_instance): Use GSI of
686 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
688 2008-09-21 Jan Hubicka <jh@suse.cz>
690 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
691 (ipcp_insert_stage): Update dead_nodes bitmap.
693 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
696 * config/i386/t-cygming (SHLIB_LC): Remove.
697 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
698 * config/i386/t-cygwin (SHLIB_LC): Specify all required
701 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
705 * final.c (mark_symbol_ref_as_used): New helper function.
706 (output_operand): Instead of just looking inside MEMs for
707 SYMBOL_REFs, use new helper function and for_each_rtx.
708 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
709 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
710 Make head comment more general.
711 * config/darwin.c (machopic_output_indirection): Handle weak
712 references here, like in assemble_external.
714 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
716 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
717 (sparc_emit_float_lib_cmp): Change return type.
718 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
719 (gen_compare_operator): New function.
720 (sparc_emit_float_lib_cmp): Return the new operator to be used in
721 the comparison sequence. Minor tweaks.
722 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
723 that the final operator and the result of sparc_emit_float_lib_cmp
724 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
725 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
726 buneq, bunge, bunle, bltgt): Assert that the final operator and the
727 result of sparc_emit_float_lib_cmp match for software TFmode.
728 (movqicc, movhicc, movsicc, movdicc): Merge into...
729 (mov<I:mode>cc): ...this.
730 (movsfcc, movdfcc, movtfcc): Merge into...
731 (mov<F:mode>cc): ...this.
732 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
734 (mov<I:mode>_cc_v9): ...this.
735 (movdi_cc_sp64_trunc): Delete.
736 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
737 movdi_cc_reg_sp64): Merge into...
738 (mov<I:mode>_cc_reg_sp64): ...this.
739 (movsf_cc_sp64): Rename into...
740 (movsf_cc_v9): ...this.
741 (movdf_cc_sp64): Rename into...
742 (movdf_cc_v9): ...this.
743 (movtf_cc_hq_sp64): Rename into...
744 (movtf_cc_hq_v9): ...this.
745 (movtf_cc_sp64): Rename into...
746 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
748 2008-09-21 Diego Novillo <dnovillo@google.com>
750 * doc/gccint.texi: Include generic.texi and gimple.texi.
752 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
753 (GIMPLE): Move to gimple.texi.
754 (Annotations): Remove references to to stmt_ann_t and
756 (SSA Operands): Rename from 'Statement Operands'.
757 * doc/generic.texi: New.
758 * doc/gimple.texi: New.
759 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
761 * Makefile.in (TEXI_GCCINT_FILES):
762 * gimple.c (gimple_copy_call_skip_args): Rename from
763 giple_copy_call_skip_args. Update all users.
764 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
766 2008-09-21 Ira Rosen <irar@il.ibm.com>
768 PR tree-optimization/37539
769 * tree-vect-transform.c (vect_transform_strided_load): Save vector
770 statement in related statement field only for the first load of the
771 group of loads with the same data reference.
773 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
775 * config/mips/mips.h (TUNE_OCTEON): New macro.
776 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
777 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
778 * config/mips/octeon.md: New file.
779 * config/mips/mips.md: Include octeon.md. Restore
780 semi-alphabetical order of include files.
782 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
785 * config/i386/i386.md (*jcc_fused_1): Removed.
786 (*jcc_fused_2): Likewise.
787 (*jcc_fused_3): Likewise.
788 (*jcc_fused_4): Likewise.
790 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
792 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
793 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
794 * target.h (gcc_target): Add ira_cover_classes.
795 * ira.c: Remove IRA_COVER_CLASSES guards.
796 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
797 instead of IRA_COVER_CLASSES.
798 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
799 (setup_class_translate): Likewise.
800 (setup_reg_class_intersect_union): Likewise.
801 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
802 test of targetm.ira_cover_classes.
803 * opts.c (decode_options): Use targetm.ira_cover_classes instead
804 of IRA_COVER_CLASSES.
805 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
806 (TARGET_INITIALIZER): Include it.
807 * targhooks.h (default_ira_cover_classes): Declare.
808 * targhooks.c (default_ira_cover_classes): New function.
810 2008-09-19 Bob Wilson <bob.wilson@acm.org>
812 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
814 2008-09-19 Ian Lance Taylor <iant@google.com>
816 * varasm.c (narrowing_initializer_constant_valid_p): Return
817 NULL_TREE if ENDTYPE is not an integer.
819 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
822 * tree-ssa.c (execute_update_addresses_taken): Also update
823 DECL_GIMPLE_REG_P for vector and complex types.
825 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
826 Jan Hubicka <jh@suse.cz>
829 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
830 empty before freeing them.
831 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
833 2008-09-18 Bob Wilson <bob.wilson@acm.org>
835 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
836 * config/xtensa/predicates.md (tls_symbol_operand): New.
837 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
838 (TARGET_CANNOT_FORCE_MEM): Define.
839 (xtensa_tls_symbol_p): New.
840 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
841 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
842 (xtensa_tls_module_base): New.
843 (xtensa_call_tls_desc): New.
844 (xtensa_legitimize_tls_address): New.
845 (xtensa_legitimize_address): Handle TLS symbols.
846 (xtensa_tls_referenced_p_1): New.
847 (xtensa_tls_referenced_p): New.
848 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
850 (XTENSA_BUILTIN_THREAD_POINTER): New.
851 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
852 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
853 builtin. Add declarations for __builtin_thread_pointer and
854 __builtin_set_thread_pointer.
855 (xtensa_fold_builtin): Recognize new builtins.
856 (xtensa_expand_builtin): Expand new builtins.
857 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
858 (TARGET_THREADPTR): Define.
859 (HAVE_AS_TLS): Define default value.
860 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
861 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
862 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
863 (UNSPECV_SET_TP): New.
864 (sym_TPOFF, sym_DTPOFF): New.
865 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
866 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
867 * configure: Regenerated.
869 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
872 * config/ia64/ia64.c (ia64_optimization_options): Move
873 checking and setting flag_schedule_insns_after_reload and
874 ia64_flag_schedule_insns2 back to ...
875 (ia64_override_options): Here.
877 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
880 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
881 zero extend count after the correction to it is done.
882 (doloop_optimize): Update call to doloop_modify, don't zero extend
885 2008-09-18 Martin Jambor <mjambor@suse.cz>
887 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
889 * ipa-prop.c: Correct comments.
890 * ipa-prop.h: Likewise.
892 2008-09-18 Jan Hubicka <jh@suse.cz>
895 * ipa-reference.c (ipa_reference_local_vars_info_d,
896 ipa_reference_global_vars_info_d,
897 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
898 ipa_reference_vars_info_t): Move here from ipa-reference.h
899 (node_duplication_hook_holder, node_removal_hook_holder): New.
900 (get_reference_vars_info_from_cgraph): Rename to ...
901 (get_reference_vars_info): ... this one, use cgraph uids.
902 (get_local_reference_vars_info, get_global_reference_vars_info):
903 Use cgraph instead of decl.
904 (ipa_reference_get_read_local, ipa_reference_get_written_local):
906 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
907 ipa_reference_get_written_global,
908 ipa_reference_get_not_written_global): Use cgraph argument.
909 (check_call): Simplify avail check.
910 (scan_stmt_for_static_refs): Update.
911 (propagate_bits): Update.
912 (merge_callee_local_info): Remove.
913 (init_function_info): Use cgraph nodes.
914 (clean_function_local_data): Break out from ...
915 (clean_function): ... here.
916 (copy_local_bitmap, copy_global_bitmap): New functions.
917 (duplicate_node_data, remove_node_data): New functions.
918 (generate_summary): Register hooks; use visibility instead of
920 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
921 * ipa-reference.h (ipa_reference_local_vars_info_d,
922 ipa_reference_global_vars_info_d,
923 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
924 ipa_reference_vars_info_t): Move to ipa-reference.c
925 (ipa_reference_get_read_local, ipa_reference_get_written_local):
927 (ipa_reference_get_read_global, ipa_reference_get_written_global,
928 ipa_reference_get_not_read_global,
929 ipa_reference_get_not_written_global): Update prototype.
930 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
931 (init_state): Remove.
932 (node_duplication_hook_holder, node_removal_hook_holder): New.
933 (get_function_state, set_function_state): Use VECtor.
934 (analyze_function): Check body availability.
935 (add_new_function): Likewise.
936 (duplicate_node_data, remove_node_data): New.
937 (generate_summary): Register hooks; do not care about clones.
938 (propafate): Do not care about clones; recursive functions are
940 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
941 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
942 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
944 * tree-flow.h (function_ann_d): Remove reference_vars_info.
945 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
946 Update call of ipa-reference accesors.
948 2008-09-18 Simon Baldwin <simonb@google.com>
950 * c-opts.c (c_common_handle_option): Add handling for
951 -Wbuiltin-macro-redefined command line option.
952 * c.opt: Added builtin-macro-redefined option.
953 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
956 2008-09-18 Richard Guenther <rguenther@suse.de>
958 PR tree-optimization/37258
959 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
960 and signedness for integral types.
961 (vn_phi_eq): Require compatible types.
963 2008-09-18 Jakub Jelinek <jakub@redhat.com>
966 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
967 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
969 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
970 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
971 ggc_free other TREE_LIST nodes from that chain.
972 * function.c (instantiate_decls): Instantiate also DECL_RTL
973 of vars in cfun->local_decls, free that list afterwards.
975 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
977 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
978 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
980 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
982 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
983 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
985 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
987 PR tree-optimization/37102
988 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
989 from a node. Check to see if another PHI is dead.
990 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
991 remove real PHIs which have no uses.
992 (rewrite_out_of_ssa): Call eliminate_useless_phis.
994 2008-09-18 Richard Guenther <rguenther@suse.de>
997 * tree-cfg.c (remove_useless_stmts_1): Remove
998 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1000 2008-09-18 Nick Clifton <nickc@redhat.com>
1002 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1003 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1004 to frv_secondary_reload_class.
1005 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1006 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1007 (frv_secondary_reload_class): Omit unused parameter.
1008 (frv_secondary_reload): New function. Handle the case when
1009 secondary_reload_class() is called before the reload_(in|out)
1010 _optabs have been initialised.
1011 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1013 * config/frv/frv.md: Define an exclusion set between fr550_m0
1016 2008-09-18 Richard Guenther <rguenther@suse.de>
1018 PR tree-optimization/37456
1019 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1020 want to insert after ends a BB insert on the single fallthru
1023 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1025 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1026 Mention -march=z9-109, z9-ec and z10.
1028 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1030 PR rtl-optimization/37544
1031 * regrename.c (maybe_mode_change): Exit early when copy_mode
1032 is narrower than orig_mode and narrower than new_mode.
1034 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1037 * sched-int.h (struct _haifa_insn_data): Remove unused field
1040 * sched-rgn.c (ref_counts): Remove.
1041 (insn_referenced): New static variable.
1042 (INSN_REF_COUNT): Remove.
1043 (sched_run_compute_dependencies): Use insn_referenced instead of
1045 (add_branch_dependences): Likewise. Delete dead assignment.
1047 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1049 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1050 consumer is an asm. Add comment why this is important.
1051 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1052 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1055 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1057 * expr.c (emit_group_store): Do not shift before moving via a
1060 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1062 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1063 from aggregate to non-aggregate type if the bit pattern is not fully
1064 preserved afterwards.
1066 2008-09-17 Richard Guenther <rguenther@suse.de>
1068 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1069 (verify_gimple_assign): ... this. Split into ...
1070 (verify_gimple_assign_unary): ... this,
1071 (verify_gimple_assign_binary): ... that,
1072 (verify_gimple_assign_single): ... and this.
1073 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1074 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1075 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1076 (verify_types_in_gimple_reference): Be forgiving with
1078 (verify_gimple_phi): Deal with virtual operands.
1080 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1082 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1084 * tree.c (get_callee_fndecl): Don't call the language hook.
1085 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1086 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1087 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1089 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1091 * tree.c (protected_set_expr_location): Don't unnecessarily
1092 check for error_mark_node.
1094 2008-09-17 Art Haas <ahaas@impactweather.com>
1096 * ipa-reference.c (analyze_function): Declare step only if
1097 ENABLE_CHECKING is defined.
1099 2008-09-17 Jan Hubicka <jh@suse.cz>
1102 * tree.h (DECL_INLINE): remove.
1103 (DECL_DECLARED_INLINE_P): Update docs.
1104 (DECL_NO_INLINE_WARNING_P): new.
1105 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1106 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1108 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1109 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1112 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1115 2008-09-17 Jan Hubicka <jh@suse.cz>
1117 * ipa-reference.c (ipa_obstack): Remove.
1118 (local_info_obstack, global_info_obstack): New.
1119 (add_static_var): We now handle variables only.
1120 (mark_address_taken, mark_load, mark_store): New functions based on ...
1121 (check_operand): ... remove.
1122 (get_asm_stmt_operands): Rename to ...
1123 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1124 (scan_stmt_for_static_refs): Rewrite.
1125 (scan_op_for_static_refs): Rename to ...
1126 (scan_initializer_for_static_refs): do not look for VAR_DECL
1127 initializers; stop recursion on types and decls.
1128 (ipa_init): Use proper obstacks.
1129 (analyze_variable): Use scan_initializer_for_static_refs.
1130 (init_function_info): Use local obstack.
1131 (analyze_function): Simplify.
1132 (add_new_function): We don't need visited_nodes obstack.
1133 (generate_summary): Use proper obstacks; cleanup after propagation.
1135 2008-09-17 Richard Guenther <rguenther@suse.de>
1138 PR tree-optimization/37491
1139 * alias.c (get_alias_set): Use the canonical type.
1140 * tree-vect-transform.c (vectorizable_store): Use the type of
1141 the lhs for the vector type. Adjust checking.
1142 (vectorizable_load): Adjust checking.
1144 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1145 Adam Nemet <anemet@caviumnetworks.com>
1147 PR rtl-optimization/37483
1148 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1149 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1150 Rearrange code to better match the original comment. Check
1151 t_unconditional first. Improve comment.
1153 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1156 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1157 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1160 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1161 GIMPLE_TRY if cleanup sequence is empty.
1163 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1166 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1167 eliminate IV if the cost are the same.
1169 2008-09-16 Richard Guenther <rguenther@suse.de>
1172 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1175 2008-09-16 Richard Guenther <rguenther@suse.de>
1177 PR tree-optimization/37508
1178 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1180 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1182 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1184 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1186 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1187 use gen_floatdidf2 directly.
1188 (floatunssidf2): Likewise.
1189 (floatsidf_ppc64_mfpgpr): Remove.
1190 (floatsidf_ppc64): Remove.
1191 (floatunssidf_ppc64): Remove.
1193 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1195 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1196 rather than update_cost_queue.
1198 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1199 in every call starting with the second one, instead of only when
1200 alias_bitmap_obstack.elements != NULL.
1202 * tree-predcom.c (filter_suitable_components): Free all refs in
1203 act->refs vector before calling release_component.
1204 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1206 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1208 * tree-loop-linear.c (linear_transform_loops): Initialize
1209 lambda_obstack only after calling perfect_loop_nest_depth.
1210 Goto free_and_continue instead of just continue for later failures.
1213 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1216 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1218 2008-09-14 Andreas Schwab <schwab@suse.de>
1220 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1222 2008-09-14 Jan Hubicka <jh@suse.cz>
1224 * invoke.texi (-fconserve-stack): Document.
1225 * opts.c (decode_options): Handle conserve_stack.
1226 * common.opt (fconvserve_stack): New.
1228 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1230 * config.host: Add x-aix to host_xmake_file.
1231 * config/rs6000/t-aix52: Do not override LDFLAGS.
1232 * config/rs6000/x-aix: New file.
1234 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1240 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1241 is not recognized as a valid register usage. Allow REG_X to be used
1243 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1244 forces a reload when using a base register.
1246 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1248 * config/i386/cygming-crtend.c (register_frame_ctor): If
1249 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1250 directly with atexit.
1251 (deregister_frame_ctor): Rename to ...
1252 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1253 if !DEFAULT_USE_CXA_ATEXIT.
1255 2008-09-13 Jan Hubicka <jh@suse.cz>
1257 * cgraph.c: Include value-prof.h
1258 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1260 2008-09-13 Jan Hubicka <jh@suse.cz>
1263 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1264 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1265 tree_gen_one_value_profiler, tree_gen_average_profiler,
1266 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1268 2008-09-13 Jan Hubicka <jh@suse.cz>
1270 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1271 too many bytes on misalligned blocks.
1273 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1275 * doc/cfg.texi: Fix some typos.
1276 * doc/extend.texi: Likewise.
1277 * doc/install.texi: Likewise.
1278 * doc/invoke.texi: Likewise.
1279 * doc/rtl.texi: Likewise.
1280 * doc/tree-ssa.texi: Likewise.
1282 2008-09-13 Richard Guenther <rguenther@suse.de>
1285 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1286 gimple stores for memory rhs.
1288 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1290 PR rtl-optimization/37489
1291 * cse.c (fold_rtx): Don't return const_true_rtx for float
1292 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1294 2008-09-13 Jan Hubicka <jh@suse.cz>
1296 PR tree-optimization/37392
1297 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1299 2008-09-13 Martin Jambor <mjambor@suse.cz>
1300 Jan Hubicka <jh@suse.cz>
1302 * cgraph.c (free_edges): New variable.
1303 (NEXT_FREE_EDGE): New macro.
1304 (cgraph_free_edge): New function.
1305 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1306 (cgraph_node_remove_callees): Likewise.
1307 (cgraph_node_remove_callers): Likewise.
1308 (cgraph_create_edge): Reuse edges from the free list. Do not
1309 update uid if doing so.
1310 (cgraph_remove_*_hook): Add free call.
1312 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1314 * ira-color.c (conflict_allocno_vec): Delete.
1315 (update_cost_queue_elem): New structure.
1316 (update_cost_queue): New variable.
1317 (update_cost_queue_tail): Likewise.
1318 (update_cost_queue_elems): Likewise.
1319 (allocno_update_cost_check): Delete.
1320 (initiate_cost_update): Allocate update_cost_queue_elems
1321 instead of allocno_update_cost_check.
1322 (finish_cost_update): Update the free()s accordingly.
1323 (start_update_cost): New function.
1324 (queue_update_cost): Likewise.
1325 (get_next_update_cost): Likewise.
1326 (update_copy_costs_1): Inline into...
1327 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1328 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1329 once we've established they are equal. Don't allocate update
1330 costs if there is nothing to add to them.
1331 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1332 DIVISOR arguments. Use a queue instead of recursive calls;
1333 process all the allocnos in the initial queue, rather than
1335 (assign_hard_reg): Use queue_update_cost instead of
1336 conflict_allocno_vec. Queue coalesced allocnos instead
1337 of calling update_conflict_hard_regno_costs for each one.
1338 Just call update_conflict_hard_regno_costs once for the
1340 (ira_color): Remove conflict_allocno_vec handling.
1342 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1344 PR tree-optimization/37484
1345 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1346 (save_var_name): Same.
1347 (initialize_cloog_names): Same.
1348 (initialize_cloog_names): Same.
1350 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1352 * tree-scalar-evolution.c (set_instantiated_value): Set
1355 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1359 * ira-build.c (common_loop_tree_node_dominator): Remove.
1360 (copy_live_ranges_to_removed_store_destinations): New function.
1361 (regno_top_level_allocno_map): Move to top level from ...
1362 (ira_flattening): ... here. Use
1363 copy_live_ranges_to_removed_store_destinations.
1365 * ira-emit.c (generate_edge_moves): Fix a comment.
1367 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1370 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1371 scratch register after 'set' pattern.
1373 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1375 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1376 information passed to mark_reg_pointer.
1377 * explow.c (force_reg): Likewise.
1379 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1381 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1382 when building for the celledp architecture.
1384 2008-09-12 Richard Guenther <rguenther@suse.de>
1386 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1388 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1390 PR rtl-optimization/37424
1391 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1392 the regnos instead of the addresses.
1394 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1396 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1398 2008-09-11 Richard Guenther <rguenther@suse.de>
1400 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1401 entering the weaker equivalence recording.
1403 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1405 2008-09-11 Jeff Law <law@redhat.com>
1407 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1408 by assign_stack_local on the IRA path for stack slot sharing
1409 as well as the non-IRA path.
1411 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1413 * config/i386/i386.h: Fix whitespace issues.
1415 2008-09-11 Martin Jambor <mjambor@suse.cz>
1417 * ipa-prop.h (struct ipa_param_flags): Removed.
1418 (struct ipa_param_descriptor): New structure.
1419 (struct ipa_node_params): ipcp_lattices, param_decls and
1420 param_flags moved to ipa_param_description.
1421 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1422 descriptors. Renamed all users.
1423 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1424 changed to access descriptors. Renamed all users.
1425 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1426 to access descriptors. Renamed all users.
1427 * ipa-cp.c (ipcp_init_cloned_node): Call
1428 ipa_initialize_node_params instead of ipa_count_formal_params and
1429 ipa_create_param_decls_array.
1430 (ipcp_analyze_node): Likewise.
1431 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1432 descriptors. Renamed all users.
1433 (ipcp_initialize_node_lattices): Remove allocation.
1434 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1435 ipa_initialize_node_params instead of ipa_count_formal_params and
1436 ipa_create_param_decls_array.
1437 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1438 ipa_populate_param_decls, made static, added parameter info,
1439 renamed mt to node, removed allocation, changed to use
1441 (ipa_count_formal_params): Made static, added parameter info,
1443 (ipa_initialize_node_params): New function.
1444 (ipa_check_stmt_modifications): Changed to use descriptors.
1445 (ipa_detect_param_modifications): Removed allocation, changed to
1447 (ipa_note_param_call): Changed to use descriptors.
1448 (ipa_analyze_params_uses): Removed allocation.
1449 (ipa_free_node_params_substructures): Changed to use descriptors.
1450 (ipa_edge_duplication_hook): Use the unused attribute.
1451 (ipa_node_duplication_hook): Use the unused attribute, changed to
1452 use descriptors, changed to duplicate descriptors.
1454 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1455 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1456 indirect inlining. Made static.
1457 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1458 functions called only once.
1459 (cgraph_decide_recursive_inlining): Don't call
1460 ipa_propagate_indirect_call_infos, pass new_edges to
1461 cgraph_mark_inline_edge instead.
1462 (cgraph_decide_inlining_of_small_functions): Don't call
1463 ipa_propagate_indirect_call_infos, pass new_edges to
1464 cgraph_mark_inline_edge instead.
1465 (cgraph_decide_inlining): Don't call
1466 ipa_propagate_indirect_call_infos.
1467 * ipa-prop.c: Check that vectors are allocated.
1469 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1470 iff a new cgraph edges have been created.
1471 (cgraph_decide_inlining): New variable redo_always_inline.
1472 Flattening and always_inlining loop until callgraph stabilizes.
1473 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1474 true iff new cgraph edges have been created.
1475 (propagate_info_to_inlined_callees): Likewise.
1476 (ipa_propagate_indirect_call_infos): Likewise.
1478 2008-09-11 Richard Guenther <rguenther@suse.de>
1480 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1481 (set_prologue_iterations): Likewise.
1482 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1484 (vect_update_init_of_dr): Likewise.
1485 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1487 * fold-const.c (fold_unary): Do not generate calculations
1490 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1492 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1493 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1494 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1496 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1498 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1499 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1500 before finalizing the changes.
1501 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1503 (simplify_truth_ops_using_ranges): New.
1504 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1505 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1506 whether a simplification was made.
1507 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1508 use a switch statement and also call simplify_truth_ops_using_ranges.
1510 2008-09-11 Jan Hubicka <jh@suse.cz>
1512 * ggc-common.c (loc_array): Make static.
1513 * dce.c (rest_of_handle_ud_dce): Free worklist.
1515 2008-09-11 Jan Hubicka <jh@suse.cz>
1517 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1518 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1519 function so we are sure we do not dangle it forever.
1520 * function.c (outer_function_chain, find_function_data): Remove.
1521 (function_context_stack): New.
1522 (push_function_context, pop_function_context): Update.
1523 * function.h (struct function): Remove pointer outer.
1524 (outer_function_chain, find_function_data): Remove.
1525 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1527 2008-09-11 Jan Hubicka <jh@suse.cz>
1530 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1532 2008-09-11 Jan Hubicka <jh@suse.cz>
1534 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1536 2008-09-11 Jan Hubicka <jh@suse.cz>
1538 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1539 (free_var_map_entry): New function.
1540 (redirect_edge_var_map_destroy): Use it.
1542 2008-09-11 Jan Hubicka <jh@suse.cz>
1545 * tree-inline.c (add_lexical_block): Replace with ...
1546 (prepend_lexical_block): ... prepend at begginig.
1547 (remap_blocks): Use it and reverse later.
1548 (expand_call_inline): Use prepend_lexical_block.
1550 2008-09-11 Jan Hubicka <jh@suse.cz>
1552 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1554 2008-09-11 Jan Hubicka <jh@suse.cz>
1556 * function.c (free_after_compilation): Call insn_locators_free.
1557 * cfglayout.c (insn_locators_free): New function.
1558 * rtl.h (insn_locators_free): Declare.
1560 2008-09-11 Jan Hubicka <jh@suse.cz>
1562 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1564 (cond_move_process_if_block): Update call.
1566 2008-09-11 Jan Hubicka <jh@suse.cz>
1568 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1569 * vec.c: Include hashtab.h
1570 (vec_descriptor, ptr_hash_entry): New structures.
1571 (vec_desc_hash, vec_ptr_map): New static variables.
1572 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1573 register_overhead, free_overhead, vec_heap_free): New functions.
1574 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1575 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1576 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1579 2008-09-11 Ira Rosen <irar@il.ibm.com>
1581 PR tree-optimization/37474
1582 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1583 length of load permutation.
1585 2008-09-11 Andreas Schwab <schwab@suse.de>
1587 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1589 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1592 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1593 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1594 simplify_gen_subreg.
1596 2008-09-11 Ira Rosen <irar@il.ibm.com>
1598 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1601 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1604 * gimplify.c (gimplify_body): Call default_rtl_profile.
1607 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1608 instead of tok->val.node if not expanding to something else. Handle
1609 intervening CPP_PADDING tokens.
1610 (altivec_categorize_keyword): Remove unneeded comparisons.
1612 2008-09-10 Richard Guenther <rguenther@suse.de>
1614 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1616 2008-09-10 Richard Guenther <rguenther@suse.de>
1619 * tree-inline.c (insert_init_stmt): Make sure to not
1620 insert invalid gimple stores.
1622 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1624 PR tree-optimization/37388
1625 * toplev.c (process_options): Fail and warn when graphite
1626 flags are used, but the compiler has not been configured
1627 with graphite libraries.
1628 * graphite.c (graphite_transform_loops): Remove printfs
1629 to dump_file for the case when graphite is not available.
1631 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1634 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1635 the even element into register.
1636 (ix86_expand_vector_init_general): Don't use
1637 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1638 if we can't move from GPR to SSE register directly.
1640 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1642 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1643 not lose track of the number of NOPs needed. Number of NOPs needed
1644 for sync vs. loads workaround was switched; corrected. Run second
1645 pass for all workarounds. No NOPs needed after call insns. Change
1646 second pass to use find_next_insn_start and find_load helpers in order
1647 to properly detect parallel insns.
1648 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1650 2008-09-10 Jan Hubicka <jh@suse.cz>
1652 * value-prof.c (gimple_ic): Fix tuplification bug.
1653 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1656 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1658 PR tree-optimization/37353
1659 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1660 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1661 calls instead of cond_dead_built_in_calls.
1662 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1663 initalize the vector only before adding first entry. Use VEC_safe_push
1664 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1665 shrink_wrap_conditional_dead_built_in_calls call.
1667 2008-09-10 Ira Rosen <irar@il.ibm.com>
1669 PR tree-optimization/37385
1670 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1671 argument, and use it as a vector type if not NULL.
1672 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1674 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1675 additional argument.
1676 (vectorizable_load): Likewise.
1678 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1680 * config/i386/i386.md (SWI32): New mode iterator.
1681 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1684 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1686 PR rtl-optimization/37435
1687 * caller-save.c (insert_restore, insert_save): Check the mode by
1690 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1693 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1695 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1698 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1700 * doc/invoke.texi (ARM Options): Correct errors in discussion
1701 of -mfloat-abi, -mhard-float, and -msoft-float.
1703 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1704 Jan Hubicka <jh@suse.cz>
1707 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1708 calling gimple_regimplify_operands on it. Iterate over all newly
1709 added statements, not just the last one.
1710 (insert_init_stmt): Insert stmt into seq first, then call
1711 gimple_regimplify_operands on it. Don't create new gimplification
1712 context, nor find referenced vars.
1714 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1717 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1718 to pointer to vector pointer.
1719 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1720 propagate_info_to_inlined_callees): Likewise.
1721 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1722 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1723 ipa_check_create_edge_args.
1724 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
1725 argument to pointer to vector pointer.
1726 (cgraph_decide_inlining_of_small_function): Adjust
1727 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1731 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1732 optimizing for size, not speed.
1734 PR rtl-optimization/37408
1735 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1736 if parm is promoted.
1738 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1740 PR tree-optimization/37375
1741 * tree-scalar-evolution.c (scev_info_str): Add field
1743 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1744 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1745 set_instantiated_value): Pass instantiated_below.
1746 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1748 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1749 the definitions are not instantiated.
1751 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1752 (block_before_loop): New.
1753 * tree-data-ref.c (dr_analyze_indices): Update uses of
1755 * graphite.c (block_before_scop): New.
1756 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1757 basic block, not a loop for determining the parameters.
1758 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1760 (idx_record_params, find_params_in_bb, find_scop_parameters,
1761 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1762 to instantiate_scev.
1764 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1766 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1770 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1772 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1773 Check zero freq and increase if necessary.
1775 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1777 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1778 regno is in the right range. Add comments.
1780 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1782 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1784 * mips-tfile.c (copy_object): Cast alloca result to int *.
1785 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1787 Rename class to sclass.
1788 (read_tfile): Cast read_seek return values to proper types.
1789 Cast xcalloc return value to proper type.
1791 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1793 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1794 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1795 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1797 2008-09-09 Jan Hubicka <jh@suse.cz>
1799 * profile.c (is_edge_inconsistent): Add debug output; ignore
1800 negative count on fake edges.
1801 (is_inconsistent): Add debug output.
1803 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1805 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1807 (choose_ready): When first insn is chosen from the ready list, also
1810 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1812 PR rtl-optimization/37360
1813 * haifa-sched.c (max_issue): Do not assert that we never issue more
1814 insns than issue_rate. Add comment.
1816 2008-09-09 Richard Guenther <rguenther@suse.de>
1818 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1819 (verify_types_in_gimple_call): Rename to ...
1820 (verify_gimple_call): ... this. Enhance.
1821 (verify_types_in_gimple_cond): Remove.
1822 (verify_gimple_comparison): New function ...
1823 (verify_types_in_gimple_assign): ... split out from here.
1824 (verify_types_in_gimple_return): Rename to ...
1825 (verify_gimple_return): ... this. Enhance.
1826 (verify_types_in_gimple_switch): Rename to ...
1827 (verify_gimple_switch): ... this. Enhance.
1828 (verify_gimple_goto): New function.
1829 (verify_types_in_gimple_phi): Rename to ...
1830 (verify_gimple_phi): ... this. Enhance.
1831 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1832 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1833 (verify_types_in_gimple_seq_2): Remove cases handled in
1834 verify_types_in_gimple_stmt.
1836 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1838 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1839 (push_multiple_operation, pop_multiple_operation): Set it.
1840 (workaround_rts_anomaly): New function.
1841 (workaround_speculation): New function, broken out of bfin_reorg.
1842 (bfin_reorg): Call the new functions.
1844 2008-09-09 Richard Guenther <rguenther@suse.de>
1848 * gimplify.c (gimplify_conversion): Change conversions of
1849 non-register type to VIEW_CONVERT_EXPRs.
1850 (gimplify_addr_expr): If we need to make the operand
1851 addressable make sure to use a properly initialized
1852 temporary for that so it gets a valid gimple store.
1854 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1856 * function.h (struct function): Add function_start_locus.
1857 * cfgexpand.c (gimple_expand_cfg): Use it.
1858 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1860 2008-09-09 Richard Guenther <rguenther@suse.de>
1862 PR tree-optimization/37433
1863 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1866 2008-09-09 Richard Guenther <rguenther@suse.de>
1868 PR tree-optimization/37387
1869 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1870 and bits to a common type.
1872 2008-09-09 Nick Clifton <nickc@redhat.com>
1874 * config/v850/v850.md (return): Restore frame size restriction.
1876 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1878 * c-common.c (c_expand_decl): Remove.
1879 * c-common.h (anon_aggr_type_p): Remove prototype.
1880 (DECL_ANON_UNION_ELEMS): Remove.
1881 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1882 * c-decl.c (anon_aggr_type_p): Remove.
1883 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1884 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1885 * langhooks.h (struct lang_hooks): Remove expand_decl.
1886 * langhooks.c (lhd_expand_decl): Remove.
1887 * stmt.c (expand_anon_union_decl): Remove.
1888 * tree.h (expand_anon_union_decl): Remove prototype.
1890 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1893 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1895 * config/avr/avr.md (QISI) : Define mode iterator.
1896 (negated_tst<mode>) : Redefine as split using mode macro.
1897 (reversed_tstqi): Define insn as reversed compare with zero.
1898 (reversed_tsthi): Ditto.
1899 (reversed_tstsi): Ditto.
1901 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1904 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1905 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1908 * predict.c (optimize_function_for_size_p): Don't segfault if
1910 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1911 tree_swap_operands_p): Don't test cfun != NULL before calling
1912 optimize_function_for_s*_p.
1914 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1916 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1919 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1921 * crx/crx.h (IRA_COVER_CLASSES): Define.
1923 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1926 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1927 even when a stmt has been gimple_modified_p, but after fold_stmt is
1928 not any longer. Remove unneeded may_have_exposed_new_symbols
1931 2008-09-08 Richard Guenther <rguenther@suse.de>
1933 PR tree-optimization/37421
1934 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1937 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1940 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1942 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1945 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1946 * pa-hpux10.h (LINK_SPEC): Likewise.
1947 * pa-hpux11.h (LINK_SPEC): Likewise.
1949 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1951 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1952 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1954 2008-09-07 Helge Deller <deller@gmx.de>
1956 * pa/linux-atomic.c: New file.
1957 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1958 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1960 2008-09-07 Richard Guenther <rguenther@suse.de>
1961 Ira Rosen <irar@il.ibm.com>
1963 PR tree-optimization/36630
1964 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1965 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1967 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1968 Ira Rosen <irar@il.ibm.com>
1970 PR tree-optimization/35642
1971 * config/rs6000/altivec.md (mulv8hi3): Implement.
1973 2008-09-06 Jeff Law <law@redhat.com>
1975 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1977 2008-09-06 Jan Hubicka <jh@suse.cz>
1979 PR tree-optimization/14703
1980 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1982 * passes.c (init_optimization_passes): Recompute inline parameters.
1984 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1986 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1989 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1990 Peter Fuerst <post@pfrst.de>
1992 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1993 * doc/extend.texi: Document __builtin_mips_cache.
1994 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1995 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1996 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1997 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1998 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1999 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2000 (set_push_mips_isas): New variable.
2001 (mips_r10k_cache_barrier): New variable.
2002 (cache): New availability predicate.
2003 (mips_builtins): Add an entry for __builtin_mips_cache.
2004 (mips_build_cvpointer_type): New function.
2005 (MIPS_ATYPE_CVPOINTER): New macro.
2006 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2008 (r10k_simplified_address_p, r10k_simplify_address)
2009 (r10k_uncached_address_p, r10k_safe_address_p)
2010 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2011 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2012 (r10k_insert_cache_barriers): New functions.
2013 (mips_reorg_process_insns): Delete cache barriers after a
2014 branch-likely instruction.
2015 (mips_reorg): Call r10k_insert_cache_barriers.
2016 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2017 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2018 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2019 (mips_cache, r10k_cache_barrier): New define_insns.
2021 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2023 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2024 * ira-color.c (setup_allocno_left_conflicts_num): Use
2025 hard_reg_set_equal_p instead of a comparison with
2026 ira_zero_hard_reg_set.
2027 * ira.c (setup_reg_subclasses): Likewise.
2028 (setup_cover_and_important_classes): Likewise.
2029 (setup_class_translate): Likewise.
2030 (setup_reg_class_intersect_union): Likewise.
2031 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2032 (ira_init_once): Don't initialize them.
2034 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2036 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2038 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2040 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2042 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2044 Improved branch hints, safe hints, and scheduling.
2046 * haifa-sched.c (sched_emit_insn) : Define.
2047 * sched-int.h (sched_emit_insn) : Add prototype.
2048 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2049 -mhint-max-distance -msafe-hints) : Document.
2050 * config/spu/spu.c (spu_flag_var_tracking): New.
2051 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2052 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2053 TARGET_ASM_FILE_START): Define.
2054 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2055 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2056 (spu_emit_branch_hint): Add blocks argument.
2057 (insert_branch_hints, insert_nops): Remove.
2058 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2059 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2060 spu_sched_reorder, asm_file_start): New functions.
2061 (clock_var, spu_sched_length, pipe0_clock,
2062 pipe1_clock, prev_clock_var, prev_priority,
2063 spu_ls_first, prev_ls_clock): New static variables.
2064 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2065 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2066 (nopn_nv): Add a non-volatile version of nop.
2067 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2068 -mhint-max-distance, -msafe-hints): New options.
2070 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2071 Samuel Tardieu <sam@rfc1149.net>
2073 * opts.c (decode_options): Combine nested if statements.
2076 * opts.c (decode_options): Handle more relationships among
2077 unit-at-a-time, toplevel-reorder, and section-anchors.
2079 2008-09-05 David Daney <ddaney@avtrex.com>
2081 * doc/install.texi (--enable-reduced-reflection): Document new option.
2083 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2085 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2087 (constantpool_operand): New.
2088 (move_operand): Disallow sub-word modes for the constant pool.
2089 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2090 (xtensa_secondary_reload_class): Replace with....
2091 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2092 Set icode for sub-word reloads from the constant pool.
2093 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2094 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2095 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2096 * config/xtensa/xtensa-protos.h: Update prototypes.
2098 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2100 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2101 (REG_CLASS_NAMES): Update.
2102 (REG_CLASS_CONTENTS): Update.
2103 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2104 of ALL_REGS for regs 77 and 78.
2105 * function.c (instantiate_virtual_regs_in_insn): Assert that
2106 return value of simplify_gen_subreg is not NULL.
2108 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2110 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2111 (gen_rtvec_v): Fix coding standards.
2113 2008-09-04 Jan Hubicka <jh@suse.cz>
2115 * i386.c (decide_alg): Be more conservative about optimizing for size.
2117 2008-09-04 Ian Lance Taylor <iant@google.com>
2119 * varasm.c (narrowing_initializer_constant_valid_p): New
2121 (initializer_constant_valid_p): Call it.
2123 2008-09-04 Jeff Law <law@redhat.com>
2125 * fold-const.c (native_encode_real): Fix computation of WORDS.
2126 (native_interpret_real): Likewise.
2128 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2130 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2132 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2134 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2135 that the cost is already taken into account in ira-costs.c
2137 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2139 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2140 ira_debug_copies): New.
2141 (ira_bulid): Call print_copies.
2143 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2145 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2148 * config/rs6000/rs6000.c (optimization_options): Remove check of
2149 flag_toplevel_order.
2151 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2153 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2154 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2155 second operand is a reg_imm10_operand.
2156 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2157 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2158 (*seq_<GPR:mode><GPR2:mode>): Rename to
2159 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2161 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2162 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2164 (*sne_<GPR:mode><GPR2:mode>): Rename to
2165 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2168 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2170 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2171 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2172 combining an arithmetic right shift by more than 31 and a
2173 trunction. Don't match for out-of-range shift amounts. Set
2174 attribute mode to <MODE>.
2175 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2176 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2177 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2178 shifts by less than 32.
2179 (extv): Change predicate on first operand to accept registers.
2180 Change predicate of the other operands from immediate_operand to
2181 const_int_operand. Expand exts when source is a register.
2182 (extzv): Change predicate of the constant operands from
2183 immediate_operand to const_int_operand.
2184 (extzv<mode>): Change predicate of the constant operands from
2185 immediate_operand to const_int_operand and no constraint. Also
2187 (*extzv_trunc<mode>_exts): New pattern.
2189 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2191 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2192 * config/mips/mips-protos.h (mask_low_and_shift_p,
2193 mask_low_and_shift_len): Declare.
2194 * config/mips/mips.c (mask_low_and_shift_p,
2195 mask_low_and_shift_len): New functions.
2196 (mips_print_operand): Handle new operand prefix "m".
2197 * config/mips/mips.md (*cins<mode>): New pattern.
2199 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2201 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2202 optimizing for size.
2204 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2206 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2207 regardless of epilogue_completed.
2209 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2212 * ira-lives.c (process_bb_node_lives): Check setjmp.
2214 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2217 * ira-build.c (form_loop_tree): Reverse BB walk.
2218 (create_bb_allocnos): Likewise.
2219 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2220 (mark_reg_store): Rename to...
2221 (mark_ref_live): ...this and take a df_ref argument instead of
2222 note_stores arguments. Assert that we have a register.
2223 (mark_reg_clobber): Delete.
2224 (def_conflicts_with_inputs_p): New function.
2225 (mark_reg_conflicts): Delete.
2226 (mark_reg_death): Rename to...
2227 (mark_ref_dead): ...this and take a df_ref argument instead of
2228 a register. Assert that we have a register.
2229 (process_bb_node_lives): Hoist frequency calculation out of
2230 instruction walk. Convert from a forwards scan to a backwards scan.
2231 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2232 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2233 (create_allocno_live_ranges): Don't create regs_set.
2235 2008-09-04 Ian Lance Taylor <iant@google.com>
2237 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2238 or REG_LABEL_TARGET.
2239 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2240 comparing MODE with MEM.
2241 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2242 comparing with GF_PREDICT_TAKEN.
2243 (gimple_get_lhs): Change code to enum gimple_code.
2244 (gimple_set_lhs): Likewise.
2245 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2246 * omp-low.c (find_omp_clause): Change kind parameter to enum
2248 * tree-flow.h (find_omp_clause): Update declaration.
2249 * regrename.c (clear_dead_regs): Change kind parameter to enum
2251 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2253 * see.c (see_get_extension_data): Change return type to enum
2254 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2255 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2256 (see_gen_normalized_extension): Change extension_code parameter to
2258 (see_seek_pre_extension_expr): Change extension_code to enum
2260 (see_merge_one_def_extension): Likewise.
2261 (see_handle_relevant_defs): Likewise.
2262 (see_handle_relevant_uses): Likewise.
2263 (see_analyze_one_def): Likewise.
2264 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2265 GIMPLE_ASM rather than ASM_EXPR.
2266 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2267 GIMPLE_RETURN rather than RETURN_EXPR.
2268 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2269 (evaluate_stmt): Likewise.
2270 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2271 to enum vect_relevant.
2272 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2273 compare gimple codes with tree codes.
2275 2008-09-04 Paul Brook <paul@codesourcery.com>
2277 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2279 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2281 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2282 pointer check lost in the recent no-unit-at-a-time patch.
2284 2008-09-04 Jan Hubicka <jh@suse.cz>
2287 * tree-switch-conversion.c (check_final_bb): Accept only IP
2290 2008-09-04 Jan Hubicka <jh@suse.cz>
2292 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2294 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2295 using_ranges argument.
2296 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2297 (vrp_visit_cond_stmt): Update call of
2298 vrp_evaluate_conditional_warnv_with_ops
2300 2008-09-04 Jan Hubicka <jh@suse.cz>
2302 PR tree-optimization/37345
2303 PR tree-optimization/37358
2304 PR tree-optimization/37357
2305 * tree.c (build_function_type_skip_args): Build distinct type copy;
2307 (build_function_decl_skip_args): Set type of new decl not orig decl;
2308 clear DECL_VINDEX for methods turned into functions.
2310 2008-09-04 Nick Clifton <nickc@redhat.com>
2312 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2313 * configure: Regenerate.
2314 * config.in: Regenerate.
2315 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2316 alignment field, if it is supported.
2318 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2320 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2323 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2325 * config/rs6000/rs6000.c (processor_target_table): Do not
2326 enable VMX for POWER6.
2328 2008-09-03 Anton Blanchard <anton@samba.org>
2330 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2331 emit memory barrier before operation.
2333 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2336 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2337 default_elf_asm_output_external.
2339 2008-09-03 Jeff Law <law@redhat.com>
2341 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2343 2008-09-03 Richard Henderson <rth@redhat.com>
2345 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2346 memory barrier to below the test-and-set.
2347 (alpha_split_lock_test_and_set_12): Likewise.
2349 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2353 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2356 * ira-color.c (print_loop_title): Use all_allocnos.
2357 (color_pass): Ditto. Don't add border_allocnos. Check that
2358 subloop allocno in the correspdoning bitmap all_allocnos.
2360 * ira-emit.c (change_loop): Use all_allocnos.
2362 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2364 (ira_create_allocno): Set up all_allocnos bit for the created
2366 (create_cap_allocno): Remove setting mentioned_allocnos.
2367 (create_insn_allocnos): Ditto.
2368 (remove_unnecessary_allocnos): Use all_allocnos.
2369 (check_allocno_creation): Check that allocnos are in the
2370 corresponding bitmap all_allocnos.
2372 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2376 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2377 (process_regs_for_copy): Process subregs. Refine check when cost
2378 is taken into account in ira-costs.c.
2379 (process_reg_shuffles): Use REG_SUBREG_P.
2380 (add_insn_allocno_copies): Ditto. Ignore modes.
2382 * ira-color.c (conflict_allocno_vec): New.
2383 (COST_HOP_DIVISOR): New macro.
2384 (update_copy_costs_1): Use it.
2385 (update_conflict_hard_regno_costs): New function.
2386 (assign_hard_reg): Use it.
2387 (ira_color): Allocate and free conflict_allocno_vec.
2389 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2393 * ira-int.h (ira_sort_insn_chain): Remove.
2395 * ira.c (basic_block_order_nums, chain_insn_order,
2396 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2397 (ira): Don't call ira_sort_insn_chain.
2399 * reload1.c (reload): Don't call ira_sort_insn_chain.
2401 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2404 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2405 which become non throw.
2406 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2407 update_call_expr after updating the flags on the decl.
2409 2008-09-03 Jan Hubicka <jh@suse.cz>
2411 PR tree-optimization/37315
2412 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2413 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2414 (cgraph_analyze_functions): Use node->analyzed
2415 (cgraph_mark_functions_to_output): Likewise.
2416 (cgraph_expand_function): All functions can be released after
2418 (cgraph_optimize): Use gimple_has_body_p.
2419 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2420 (cgraph_decide_inlining_incrementally): Likewise.
2421 (inline_transform): Inline transform.
2422 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2424 (inlinable_function_p): Drop gimple_body check.
2425 (expand_call_inline): Use gimple_has_body_p.
2426 * gimple.c (gimple_has_body_p): New.
2427 * gimple.h (gimple_has_body_p): Add prototype.
2428 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2429 (dump_function_to_file): Use gimple_has_body_p check.
2431 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2434 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2436 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2438 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2440 From Michael Frysinger <michael.frysinger@analog.com>
2441 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2442 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2445 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2448 * doc/extend.texi: Document picoChip builtin functions.
2449 * doc/invoke.texi: Document picoChip options.
2450 * doc/contrib.texi: Add picoChip contribution.
2451 * doc/md.texi: Document picoChip constraints.
2452 * config.gcc: Add picochip-*-*.
2453 * config/picochip/: Add new port.
2455 2008-09-03 Richard Guenther <rguenther@suse.de>
2457 PR tree-optimization/37328
2458 * tree-sra.c (sra_build_assignment): Gimplify properly.
2459 (generate_copy_inout): Take the correct stmt as definition,
2460 remove bogus assert.
2462 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2464 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2467 From Michael Frysinger <michael.frysinger@analog.com>
2468 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2470 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2472 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2473 (__gthread_setspecific): Revert 2008-08-31 change to
2474 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2476 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2478 * diagnostic.c (error_at): New.
2479 * toplev.h (error_at): New prototype.
2480 * c-typeck.c (build_array_ref): Call error_at instead of error.
2481 Pass location to pedwarn.
2483 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2485 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2487 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2489 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2490 VAR_DECL and CONST_DECL.
2492 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2493 Jakub Jelinek <jakub@redhat.com>
2495 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2496 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2497 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2498 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2499 Don't set ix86_save_varrargs_registers.
2500 (ix86_setup_incoming_varargs): Assume cum != NULL.
2501 (ix86_va_start): Check ix86_varargs_gpr_size and
2502 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2503 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2504 from frame pointer if ix86_varargs_gpr_size == 0.
2505 (ix86_compute_frame_layout): Updated.
2506 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2507 (ix86_varargs_gpr_size): Define.
2508 (ix86_varargs_fpr_size): Likewise.
2509 (machine_function): Remove save_varrargs_registers.
2510 Add varargs_gpr_size and varargs_fpr_size.
2512 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2514 * config/alpha/alpha.c (va_list_skip_additions,
2515 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2516 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2519 PR tree-optimization/36766
2520 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2521 for already removed basic blocks.
2524 * real.c (real_maxval): Clear a lower bit to make real_maxval
2525 match get_max_float for IBM long double format.
2527 2008-09-02 Andreas Schwab <schwab@suse.de>
2529 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2530 * configure: Regenerate.
2532 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2534 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2535 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2536 checking for a non-VOID CONSTANT_P.
2538 2008-09-02 Jan Hubicka <jh@suse.cz>
2540 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2541 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2544 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2546 * expr.c (emit_group_store): Don't assert stack temp mode size.
2548 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2549 Tobias Grosser <grosser@fim.uni-passau.de>
2550 Jan Sjodin <jan.sjodin@amd.com>
2551 Harsha Jagasia <harsha.jagasia@amd.com>
2552 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2553 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2554 Adrien Eliche <aeliche@isty.uvsq.fr>
2556 Merge from graphite branch.
2559 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2560 * doc/invoke.texi (-floop-block, -floop-interchange,
2561 -floop-strip-mine): Document new flags.
2562 * tree-into-ssa.c (gimple_vec): Moved...
2563 * tree-loop-distribution.c (rdg_component): Moved...
2564 * cfgloopmanip.c: Include tree-flow.h.
2565 (update_dominators_in_loop): New.
2566 (create_empty_if_region_on_edge): New.
2567 (create_empty_loop_on_edge): New.
2568 (loopify): Use update_dominators_in_loop.
2569 * tree-pass.h (pass_graphite_transforms): Declared.
2570 * configure: Regenerate.
2571 * tree-phinodes.c (make_phi_node): Export.
2572 (add_phi_node_to_bb): New, split from create_phi_node.
2573 * tree-chrec.c (for_each_scev_op): New.
2574 * tree-chrec.h (for_each_scev_op): Declared.
2575 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2576 (remove_statement): Call get_phi_with_result.
2577 * config.in (HAVE_cloog): Undef.
2578 * gdbinit.in (pgg): New.
2579 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2580 * tree-ssa-loop.c (graphite_transforms): New.
2581 (gate_graphite_transforms): New.
2582 (pass_graphite_transforms): New.
2583 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2584 HAVE_cloog): Defined.
2585 * tree-vectorizer.c (rename_variables_in_bb): Export.
2586 * tree-data-ref.c (dr_may_alias_p): Export.
2587 (stmt_simple_memref_p): New.
2588 (find_data_references_in_stmt): Export.
2589 (find_data_references_in_loop): Export.
2590 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2591 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2592 (create_rdg_vertices): Export.
2593 (build_empty_rdg): New.
2594 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2595 * tree-data-ref.h (rdg_component): ... here.
2597 (struct data_reference): Add a field scop.
2599 (find_data_references_in_loop): Declared.
2600 (find_data_references_in_stmt): Declared.
2601 (create_rdg_vertices): Declared.
2602 (dr_may_alias_p): Declared.
2603 (stmt_simple_memref_p): Declared.
2604 (struct rdg_edge): Add a field ddr_p relation.
2605 (build_empty_rdg): Declared.
2606 * lambda.h (lambda_matrix): Declare a VEC of.
2607 (find_induction_var_from_exit_cond): Declared.
2608 (lambda_vector_compare): New.
2609 * common.opt (fgraphite, floop-strip-mine,
2610 floop-interchange, floop-block): New flags.
2611 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2612 * cfgloop.c (is_loop_exit): New.
2613 * cfgloop.h (is_loop_exit): Declared.
2614 (create_empty_if_region_on_edge): Declared.
2615 (create_empty_loop_on_edge): Declared.
2616 * tree-flow.h (add_phi_node_to_bb): Declared.
2617 (make_phi_node): Declared.
2618 (rename_variables_in_bb): Declared.
2619 (perfect_loop_nest_depth): Declared.
2620 (graphite_transform_loops): Declared.
2621 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2622 (graphite.o-warn): Add -Wno-error.
2623 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2624 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2625 (INCLUDES): Add PPLINC, CLOOGINC.
2626 (OBJS-common): Add graphite.o.
2627 (graphite.o): Add rule.
2628 * gimple.h (gimple_vec): ... here.
2629 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2630 * passes.c (init_optimization_passes): Schedule
2631 pass_graphite_transforms.
2633 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2636 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2637 and -fno-toplevel-reorder after handle_options.
2639 2008-09-02 Paul Brook <paul@codesourcery.com>
2641 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2642 (arm_override_options): Set arm_tune_cortex_a9.
2643 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2644 (arm_issue_rate): Handle cortexa9.
2645 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2646 * config/arm/arm-cores.def: Add cortex-a9.
2647 * config/arm/arm-tune.md: Regenerate.
2648 * config/arm/arm.md: Include cortex-a9.md.
2649 (generic_sched, generic_vfp): Add cortexa9.
2650 * config/arm/cortex-a9.md: New file.
2652 2008-09-02 Richard Guenther <rguenther@suse.de>
2654 PR tree-optimization/37327
2655 * tree-vrp.c (register_new_assert_for): Make sure to not have
2656 TREE_OVERFLOW set on the bound.
2658 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2660 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2662 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2663 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2666 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2668 * gcc/config/spu/spu.md (divdf3): Removed.
2670 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2672 PR tree-optimization/37095
2673 * cgraph.c (cgraph_node): When creating new cgraph node after
2674 assembler_name_hash has been populated, record it in the hash
2677 2008-09-01 Paul Brook <paul@codesourcery.com>
2679 * doc/invoke.texi: Document -mword-relocations.
2680 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2681 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2682 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2683 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2684 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2685 (arm_emit_movpair): New function.
2686 (arm_print_operand <c>): Handle sybolic addresses.
2687 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2688 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2689 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2690 * config/arm/arm.opt: Add -mword-relocations.
2691 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2692 (arm_movt, arm_movw): New.
2694 2008-09-01 Paul Brook <paul@codesourcery.com>
2696 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2697 Allow Interworking on ARMv4 EABI based targets.
2698 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2699 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2701 2008-09-01 Paul Brook <paul@codesourcery.com>
2703 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2704 optimized LT0 test. Remove optimization for GT.
2706 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2708 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2709 openmp applications.
2710 * pa-hpux11.h (LIB_SPEC): Likewise.
2712 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2715 2008-09-01 Jan Hubicka <jh@suse.cz>
2717 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2718 present, use only counts; when guessed use only frequencies.
2719 (estimate_bb_frequencies): Use function_frequency.
2720 * profile.c (compute_branch_probabilities): Exit early when
2721 profile reading failed. Set profile_status.
2722 (branch_prob): Do not set profile_status.
2724 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2726 * tree.c (protected_set_expr_location): New.
2727 * tree.h (protected_set_expr_location): New prototype.
2728 * c-tree.h (build_array_ref): Add argument.
2729 (parser_build_unary_op): Same.
2730 * c-typeck.c (build_indirect_ref): Handle new location argument.
2731 (build_array_ref): Same.
2732 (parser_build_unary_op): Same.
2733 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2735 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2737 * c-common.c (finish_label_address_expr): Handle new location argument.
2738 * c-common.h (build_indirect_ref): Add argument.
2739 (finish_label_address_expr): Same.
2740 * c-parser.c (c_parser_unary_expression): Pass location to build
2742 (c_parser_postfix_expression): Same.
2744 2008-09-01 Paul Brook <paul@codesourcery.com>
2746 * config/arm/arm.md: Include cortex-r4f.md.
2747 (attr fpu): Update type list.
2748 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2749 fconstd, fcmps and fcmpd.
2750 (attr tune_cortexr4): Define.
2751 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2752 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2753 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2754 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2755 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2756 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2757 cortex_a8_vfp_farith: Ditto.
2758 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2759 * config/arm/cortex-r4.md: Use tune_cortexr4.
2760 * config/arm/cortex-r4f.md: New file.
2762 2008-09-01 Richard Guenther <rguenther@suse.de>
2764 PR tree-optimization/37305
2765 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2766 the result of constant conversions.
2767 (fold_gimple_assign): Likewise.
2769 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2771 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2772 #ifdef ENABLE_CHECKING.
2774 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2776 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2777 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2778 when !INSN_SCHEDULING.
2780 2008-09-01 Andreas Schwab <schwab@suse.de>
2782 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2784 2008-09-01 Paul Brook <paul@codesourcery.com>
2786 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2788 2008-09-01 Jan Hubicka <jh@suse.cz>
2790 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2792 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2794 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2795 * gimplify.c (gimplify_init_constructor): Add speed operand.
2796 * tree-sra.c (decide_block_copy): Likewise.
2797 * tree-inline.c (estimate_move_cost): Likewise.
2798 * config/alpha/alpha.h (MOVE_RATIO): Update.
2799 * config/frv/frv.c (MOVE_RATIO): Update.
2800 * config/spu/spu.h (MOVE_RATIO): Update.
2801 * config/sparc/sparc.h (MOVE_RATIO): Update.
2802 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2803 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2804 * config/cris/cris.h (MOVE_RATIO): Update.
2805 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2806 * config/arm/arm.h (MOVE_RATIO): Update.
2807 * config/pa/pa.md: Update uses of MOVE_RATIO
2808 * config/pa/pa.h (MOVE_RATIO): Update.
2809 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2810 CLEAR_RATIO, SET_RATIO): Update.
2811 * config/h8300/h8300.h (MOVE_RATIO): Update.
2812 * config/v850/v850.h (MOVE_RATIO): Update.
2813 * config/bfin/bfin.h (MOVE_RATIO): Update.
2815 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2816 Dmitry Melnik <dm@ispras.ru>
2817 Dmitry Zhurikhin <zhur@ispras.ru>
2818 Alexander Monakov <amonakov@ispras.ru>
2819 Maxim Kuvyrkov <maxim@codesourcery.com>
2821 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2822 sel-sched-dump.c, sel-sched-ir.c: New files.
2823 * Makefile.in (OBJS-common): Add selective scheduling object files.
2824 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2825 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2826 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2827 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2828 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2829 (make_forwarder_block): Update loop latch if we have redirected
2830 the loop latch edge.
2831 * cfgloop.c (get_loop_body_in_custom_order): New function.
2832 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2833 (CP_FALLTHRU_PREHEADERS): Likewise.
2834 (get_loop_body_in_custom_order): Declare.
2835 * cfgloopmanip.c (has_preds_from_loop): New.
2836 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2837 Assert that the preheader edge will be fall thru when it is set.
2838 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2839 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2840 fsel-sched-substitution, fselective-scheduling): New flags.
2841 * cse.c (hash_rtx_cb): New.
2843 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2844 sel_sched_insn_cnt): New counters.
2845 * final.c (compute_alignments): Export. Free dominance
2846 info after loop_optimizer_finalize.
2847 * genattr.c (main): Output maximal_insn_latency prototype.
2848 * genautomata.c (output_default_latencies): New.
2849 Factor its code from ...
2850 (output_internal_insn_latency_func): ... here.
2851 (output_internal_maximal_insn_latency_func): New.
2852 (output_maximal_insn_latency_func): New.
2853 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2854 (struct hard_reg_set_iterator): New.
2855 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2856 hard_reg_set_iter_next): New functions.
2857 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2858 * lists.c (remove_free_INSN_LIST_node,
2859 remove_free_EXPR_LIST_node): New functions.
2860 * loop-init.c (loop_optimizer_init): When
2861 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2862 calling create_preheaders.
2863 (loop_optimizer_finalize): Do not verify flow info after reload.
2864 * recog.c (validate_replace_rtx_1): New parameter simplify.
2865 Default it to true. Update all uses. Factor out simplifying
2867 (simplify_while_replacing): ... this new function.
2868 (validate_replace_rtx_part,
2869 validate_replace_rtx_part_nosimplify): New.
2870 * recog.h (validate_replace_rtx_part,
2871 validate_replace_rtx_part_nosimplify): Declare.
2872 * rtl.c (rtx_equal_p_cb): New.
2873 (rtx_equal_p): Use it.
2874 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2875 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2876 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2877 * vecprim.h: Add a vector type for unsigned int.
2878 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2879 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2880 ready_try, cycle_issued_insns, spec_info): Make global.
2881 (readyp): Initialize.
2882 (dfa_lookahead): New global variable.
2883 (old_max_uid, old_last_basic_block): Remove.
2884 (h_i_d): Make it a vector.
2885 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2887 (after_recovery, adding_bb_to_current_region_p):
2888 New variables to handle correct insertion of the recovery code.
2889 (struct ready_list): Move declaration to sched-int.h.
2890 (rgn_n_insns): Removed.
2891 (rtx_vec_t): Move to sched-int.h.
2892 (find_insn_reg_weight): Remove.
2893 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2894 (haifa_init_h_i_d, haifa_finish_h_i_d):
2895 New functions to initialize / finalize haifa instruction data.
2896 (extend_h_i_d, init_h_i_d): Rewrite.
2897 (unlink_other_notes): Move logic to add_to_note_list. Handle
2898 selective scheduler.
2899 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2900 find_fallthru_edge): Make global, remove static prototypes.
2901 (max_issue): Make global. Add privileged_n and state parameters. Use
2903 (extend_global, extend_all): Removed.
2904 (init_before_recovery): Add new param. Fix the handling of the case
2905 when we insert a recovery code before the EXIT which has a predecessor
2906 with a fallthrough edge to it.
2907 (create_recovery_block): Make global. Rename to
2908 sched_create_recovery_block. Update.
2909 (change_pattern): Rename to sched_change_pattern. Make global.
2910 (speculate_insn): Rename to sched_speculate_insn. Make global.
2911 Split haifa-specific functionality into ...
2912 (haifa_change_pattern): New static function.
2913 (sched_extend_bb): New static function.
2914 (sched_init_bbs): New function.
2915 (current_sched_info): Change type to struct haifa_sched_info.
2916 (insn_cost): Adjust for selective scheduling.
2917 (dep_cost_1): New function. Move logic from ...
2918 (dep_cost): ... here.
2919 (dep_cost): Use dep_cost_1.
2920 (contributes_to_priority_p): Use sched_deps_info instead of
2922 (priority): Adjust to work with selective scheduling. Process the
2923 corner case when all dependencies don't contribute to priority.
2924 (rank_for_schedule): Use ds_weak instead of dep_weak.
2925 (advance_state): New function. Move logic from ...
2926 (advance_one_cycle): ... here.
2927 (add_to_note_list, concat_note_lists): New functions.
2928 (rm_other_notes): Make static. Adjust for selective scheduling.
2929 (remove_notes, restore_other_notes): New functions.
2930 (move_insn): Add two arguments. Update assert. Don't call
2932 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2933 Remove more_issue, max_points. Move the code to initialize
2934 max_lookahead_tries to max_issue.
2935 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2936 ready. Adjust use of move_insn. Call restore_other_notes.
2938 (sched_init, sched_finish): Move Haifa-specific initialization/
2940 (haifa_sched_init, haifa_sched_finish): ... respectively.
2942 (setup_sched_dump): New function.
2943 (haifa_init_only_bb): New static function.
2944 (haifa_speculate_insn): New static function.
2945 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2946 (extend_ready, extend_all): Remove.
2947 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2948 (create_check_block_twin, add_to_speculative_block): Use
2949 haifa_insns_init instead of extend_global. Update to use new
2950 initialization functions. Change parameter. Factor out code from
2951 create_check_block_twin to ...
2952 (sched_create_recovery_edges) ... this new function.
2953 (add_block): Remove.
2954 (sched_scan_info): New.
2955 (extend_bb): Use sched_scan_info.
2956 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2957 static functions for walking through scheduling region.
2958 (sched_luids): New vector variable to replace uid_to_luid.
2959 (luids_extend_insn): New function.
2960 (sched_max_luid): New variable.
2961 (luids_init_insn): New function.
2962 (sched_init_luids, sched_finish_luids): New functions.
2963 (insn_luid): New debug function.
2964 (sched_extend_target): New function.
2965 (haifa_init_insn): New static function.
2966 (sched_init_only_bb): New hook.
2967 (sched_split_block): New hook.
2968 (sched_split_block_1): New function.
2969 (sched_create_empty_bb): New hook.
2970 (sched_create_empty_bb_1): New function.
2971 (common_sched_info, ready): New global variables.
2972 (current_sched_info_var): Remove.
2973 (move_block_after_check): Use common_sched_info.
2974 (haifa_luid_for_non_insn): New static function.
2975 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2976 (increase_insn_priority): New.
2977 * modulo-sched.c: (issue_rate): Remove static declaration.
2978 (sms_sched_info): Change type to haifa_sched_info.
2979 (sms_sched_deps_info, sms_common_sched_info): New variables.
2980 (setup_sched_infos): New.
2981 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2982 Do not call regstat_free_calls_crossed.
2983 (sms_print_insn): Use const_rtx.
2984 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2985 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2986 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2987 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2988 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2989 current_sched_info to use it.
2990 (enum reg_pending_barrier_mode): Move to sched-int.h.
2991 (h_d_i_d): New variable. Initialize to NULL.
2992 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2994 (estimate_dep_weak): Remove static declaration.
2995 (sched_has_condition_p): New function. Adjust users of
2996 sched_get_condition to use it instead.
2997 (conditions_mutex_p): Add arguments indicating which conditions are
2999 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3000 argument to indicate whether returned condition is reversed. Do not
3001 generate new rtx when condition should be reversed; indicate it by
3002 setting new argument instead.
3003 (add_dependence_list_and_free): Add deps parameter.
3004 Update all users. Do not free dependence list when
3005 deps context is readonly.
3006 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3008 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3009 (remove_from_deps): New. Use the above functions.
3010 (cur_insn, can_start_lhs_rhs_p): New static variables.
3011 (add_or_update_back_dep_1): Initialize present_dep_type.
3012 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3013 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3014 haifa_note_dep): New functions implementing dependence hooks for
3015 the Haifa scheduler.
3016 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3017 note_dep): New functions.
3018 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3020 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3021 (free_deps): Initialize deps->reg_last.
3022 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3023 sched_analyze_insn): Update to use dependency hooks infrastructure
3024 and readonly contexts.
3025 (deps_analyze_insn): New function. Move part of logic from ...
3026 (sched_analyze): ... here. Also move some logic to ...
3027 (deps_start_bb): ... here. New function.
3028 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3030 (sched_deps_init): New function. Move code from ...
3031 (init_dependency_caches): ... here. Remove.
3032 (init_deps_data_vector): New.
3033 (sched_deps_finish): New function. Move code from ...
3034 (free_dependency_caches): ... here. Remove.
3035 (init_deps_global, finish_deps_global): Adjust for use with
3036 selective scheduling.
3037 (get_dep_weak): Move logic to ...
3038 (get_dep_weak_1): New function.
3039 (ds_merge): Move logic to ...
3040 (ds_merge_1): New static function.
3041 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3042 (ds_get_max_dep_weak): New function.
3043 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3044 (n_insns): Rename to rgn_n_insns.
3045 (debug_ebb_dependencies): New function.
3046 (init_ready_list): Use it.
3047 (begin_schedule_ready): Use sched_init_only_bb.
3048 (ebb_print_insn): Indicate when an insn starts a new cycle.
3049 (contributes_to_priority, compute_jump_reg_dependencies,
3050 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3051 (add_block1): Remove to ebb_add_block.
3052 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3053 (schedule_ebb): Initialize them. Use remove_notes instead of
3054 rm_other_notes. Use haifa_local_init/finish.
3055 (schedule_ebbs): Use haifa_sched_init/finish.
3056 * sched-int.h: Include vecprim.h, remove rtl.h.
3057 (struct ready_list): Delete declaration.
3058 (sched_verbose_param, enum sched_pass_id_t,
3059 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3060 (struct sched_scan_info_def): New structure.
3061 (sched_scan_info, sched_scan, sched_init_bbs,
3062 sched_init_luids, sched_finish_luids, sched_extend_target,
3063 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3064 (struct common_sched_info_def): New.
3065 (common_sched_info, haifa_common_sched_info,
3066 sched_emulate_haifa_p): Declare.
3068 (sched_luids): Declare.
3069 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3070 (sched_max_luid, insn_luid): Declare.
3071 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3072 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3073 print_insn, print_pattern, print_value, haifa_classify_insn,
3074 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3075 setup_sched_dump, sched_init, sched_finish,
3076 sel_insn_is_speculation_check): Export.
3077 (struct ready_list): Move from haifa-sched.c.
3078 (ready_try, ready, max_issue): Export.
3079 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3080 sched_init_only_bb, sched_split_block, sched_split_block_1,
3081 sched_create_empty_bb, sched_create_empty_bb_1,
3082 sched_create_recovery_block, sched_create_recovery_edges): Export.
3083 (enum reg_pending_barrier_mode): Export.
3084 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3086 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3087 print_insn field. Move add_block and fix_recovery_cfg to
3088 common_sched_info_def. Move compute_jump_reg_dependencies,
3090 (struct sched_deps_info_def): ... this new structure.
3091 (sched_deps_info): Declare.
3092 (struct spec_info_def): Remove weakness_cutoff, add
3093 data_weakness_cutoff and control_weakness_cutoff.
3094 (spec_info): Declare.
3095 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3097 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3098 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3099 (current_sched_info): Change type to struct haifa_sched_info.
3100 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3101 (h_d_i_d): New variable.
3102 (HDID): New accessor macro.
3103 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3104 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3106 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3107 (enum SCHED_FLAGS): Update for selective scheduler.
3108 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3109 (init_dependency_caches, free_dependency_caches): Delete declarations.
3110 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3111 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3112 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3113 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3114 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3116 (rm_other_notes): Delete declaration.
3117 (schedule_block): Remove one argument.
3118 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3119 ready_element, ready_lastpos, sched_extend_ready_list,
3120 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3121 concat_note_lists): Export.
3122 (struct region): Move from sched-rgn.h.
3123 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3124 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3125 BLOCK_TO_BB, CONTAINING_RGN): Export.
3126 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3127 (current_nr_blocks, current_blocks, target_bb): Likewise.
3128 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3129 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3130 sched_rgn_local_init, extend_regions,
3131 rgn_make_new_region_out_of_new_block, compute_priorities,
3132 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3133 extend_rgns, deps_join rgn_setup_common_sched_info,
3134 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3135 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3136 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3137 increase_insn_priority): Likewise.
3138 * sched-rgn.c: Include sel-sched.h.
3139 (ref_counts): New static variable. Use it ...
3140 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3141 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3142 (sched_is_disabled_for_current_region_p): Delete static declaration.
3143 (struct region): Move to sched-int.h.
3144 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3145 ebb_head): Define and initialize.
3146 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3147 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3148 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3150 (find_single_block_region): Add new argument to indicate that EBB
3151 regions should be constructed.
3152 (debug_live): Delete declaration.
3153 (current_nr_blocks, current_blocks, target_bb):
3154 Remove static qualifiers.
3155 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3157 (init_regions): Delete declaration.
3158 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3159 rgn_estimate_number_of_insns): New.
3160 (too_large): Use estimate_number_of_insns.
3161 (haifa_find_rgns): New. Move the code from ...
3162 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3163 (free_trg_info): New.
3164 (compute_trg_info): Allocate candidate tables here instead of ...
3165 (init_ready_list): ... here.
3166 (rgn_print_insn): Use const_rtx.
3167 (contributes_to_priority, extend_regions): Delete static declaration.
3168 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3169 (add_block1): Rename to rgn_add_block.
3170 (debug_rgn_dependencies): Delete static qualifier.
3171 (new_ready): Use sched_deps_info. Simplify.
3172 (rgn_common_sched_info, rgn_const_sched_deps_info,
3173 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3175 (region_sched_info): Rename to rgn_const_sched_info.
3176 (deps_join): New, extracted from ...
3177 (propagate_deps): ... here.
3178 (compute_block_dependences, debug_dependencies): Update for selective
3180 (free_rgn_deps, compute_priorities): New functions.
3181 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3182 sched_rgn_compute_dependencies): New functions.
3183 (schedule_region): Use them.
3184 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3185 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3187 (schedule_insns): Call new functions that were split out.
3188 (rgn_make_new_region_out_of_new_block): New.
3189 (get_rgn_sched_max_insns_priority): New.
3190 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3191 scheduling when appropriate.
3192 * sched-vis.c: Include insn-attr.h.
3193 (print_value, print_pattern): Make global.
3194 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3195 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3196 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3197 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3198 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3199 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3200 hooks. Initialize them to 0.
3201 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3202 * target.h (struct gcc_target): Add them. Rename gen_check field to
3204 * flags.h (sel_sched_switch_set): Declare.
3205 * opts.c (sel_sched_switch_set): New variable.
3206 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3207 pipelining is disabled from command line.
3208 (common_handle_option): Record whether selective scheduling is
3209 requested from command line.
3210 * doc/invoke.texi: Document new flags and parameters.
3211 * doc/tm.texi: Document new target hooks.
3212 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3214 (dfa_state_size): Do not declare locally.
3215 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3216 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3217 rs6000_alloc_sched_context, rs6000_set_sched_context,
3218 rs6000_free_sched_context): New functions.
3219 (struct _rs6000_sched_context): New.
3220 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3222 (rs6000_sched_finish): Do not run for selective scheduling.
3224 2008-08-31 Jan Hubicka <jh@suse.cz>
3226 * frv.c (frv_rtx_costs): Update forward declaration.
3227 * spu.c (spu_rtx_costs): Likewise.
3228 * pdp11.c: Include df.h
3229 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3230 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3231 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3232 * iq2000.c (iq2000_address_cost): Add speed argument.
3233 (iq2000_rtx_costs): Likewise.
3234 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3235 update call of mn10300_address_cost.
3236 * mcore.c: Include df.h
3237 (mcore_rtx_costs): Update prototype.
3238 * score3.c: Include df.h
3239 (score3_rtx_costs): Remove speed argument.
3240 * score7.c: Include df.h
3241 (score7_address_cost): Remove speed argument.
3242 * score-protos.h (score_address_cost): Update prototype.
3243 * score.c: Include df.h
3244 (score_rtx_costs): Update call of costs functions.
3245 * v850.c (v850_rtx_costs): Add bool argument.
3247 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3249 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3251 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3253 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3254 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3256 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3258 * mkmap-flat.awk: Add option pe_dll.
3259 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3260 * config/i386/t-cygwin (SHLIB_LC): Add.
3261 * config/i386/t-mingw32 (SHLIB_LC): Add.
3262 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3263 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3264 (LINK_SPEC): Support libgcc_s.
3265 (LIBGCC_SPEC): Support libgcc_s.
3266 (LIBGCC_SONAME): New.
3268 2008-08-31 Jan Hubicka <jh@suse.cz>
3270 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3271 mistakely had old version of patch.
3273 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3274 (ipcp_estimate_growth): New.
3275 (ipcp_insert_stage): Use ipcp_estimate_growth.
3276 * profile.c (branch_prob): When reading failed, do not consider
3279 2008-08-31 Jan Hubicka <jh@suse.cz>
3281 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3282 loop is optimized for speed.
3284 2008-08-31 Richard Guenther <rguenther@suse.de>
3287 * fold-const.c (fold_binary): Retain conversions in folding
3290 2008-08-31 Jan Hubicka <jh@suse.cz>
3292 * postreload-gcse.c (eliminate_partially_redundant_loads):
3293 Use optimize_bb_for_size_p.
3294 * predict.c (maybe_hot_frequency_p): Make inline.
3295 (maybe_hot_count_p): Break out from ...
3296 (maybe_hot_bb_p): ... this one.
3297 (maybe_hot_edge_p): Simplify.
3298 * basic-block.h (probably_cold_bb_p): Remove.
3300 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3303 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3305 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3306 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3307 Also split V4SFmode.
3308 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3311 2008-08-31 Jan Hubicka <jh@suse.cz>
3313 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3315 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3317 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3320 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3323 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3324 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3326 2008-08-31 Jan Hubicka <jh@suse.cz>
3328 * sparc.h (BRANCH_COST): Fix macro definition.
3329 * avr.c (avr_operand_rtx_cost): Add speed argument.
3330 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3332 2008-08-31 Richard Guenther <rguenther@suse.de>
3334 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3335 types instead of operands. Re-instantiate verifying of
3336 binary expression operands.
3338 2008-08-30 Jan Hubicka <jh@suse.cz>
3340 * fwprop.c (should_replace_address): Add speed attribute.
3341 (PR_OPTIMIZE_FOR_SPEED): New flag.
3342 (propagate_rtx_1): Use it.
3343 (propagate_rtx): Set it.
3344 (try_fwprop_subst): Update call of rtx_costs.
3345 (forward_propagate_and_simplify): LIkewise.
3346 * hooks.c (hook_int_rtx_bool_0): New
3347 (hook_bool_rtx_int_int_intp_false): Replace by ...
3348 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3349 * hooks.h (hook_int_rtx_bool_0): New
3350 (hook_bool_rtx_int_int_intp_false): Replace by ...
3351 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3352 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3353 (prepare_cmp_insn): UPdate call of rtx_cost.
3354 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3355 (reload_cse_simplify_operands): Update call of rtx_cost.
3356 (reload_cse_move2add): call of rtx_cost.
3357 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3358 * rtlanal.c (rtx_cost): Add speed argument.
3359 (address_cost): Add speed argument
3360 (default_address_cost): Likewise.
3361 (insn_rtx_cost): Likewise.
3362 * cfgloopanal.c (seq_cost): Add speed argument.
3363 (target_reg_cost, target_spill_cost): Turn to array.
3364 (init_set_costs): Update for speed.
3365 (estimate_reg_pressure_cost): Add speed argument.
3366 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3367 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3368 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3369 (seq_cost): Add speed argument.
3370 (computation_cost): Add speed arugment.
3371 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3372 (force_expr_to_var_cost): Update for profile info.
3373 (force_var_cost): Likewise.
3374 (split_address_cost): Likewise.
3375 (ptr_difference_cost): Likewise.
3376 (difference_cost): Likewise.
3377 (get_computation_cost_at): Likewise.
3378 (determine_iv_cost): Likewise.
3379 (ivopts_global_cost_for_size): Likewise.
3380 (rewrite_use_address): Likewise.
3381 (tree_ssa_iv_optimize_loop): Initialize speed field.
3382 * cse.c (optimize_this_for_speed_p): New static var.
3383 (notreg_cost): Update call of rtx_cost.
3384 (cse_extended_basic_block): set optimize_this_for_speed_p.
3385 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3386 (noce_try_cmove_arith): Likewise.
3387 (noce_try_sign_mask): LIkewise.
3388 * expr.c (compress_float_constant): Update rtx_cost calls.
3389 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3391 (addr_to_parts): Likewise.
3392 (create_mem_ref): Likewise.
3393 * dse.c (find_shift_sequence): Add speed argument.
3394 (replace_read): Update call.
3395 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3396 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3397 * neg_cost, shift_cost, shiftadd_cost,
3398 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3399 mul_highpart_cost): Increase dimension.
3400 (init_expmed): Initialize for both size and speed.
3401 (expand_shift): Use profile.
3402 (synth_mult): Use profile.
3403 (choose_mult_variant): Use profile.
3404 (expand_mult): Use profile.
3405 (expand_mult_highpart_optab): Use profile.
3406 (expand_mult_highpart): Use profile.
3407 (expand_smod_pow2): Use profile.
3408 (expand_divmod): Use profile.
3409 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3411 * loop-invariant.c (create_new_invariant): Use profile.
3412 (gain_for_invariant): Add speed parameter.
3413 (best_gain_for_invariant): Likewise.
3414 (find_invariants_to_move): Likewise.
3415 (move_single_loop_invariants): Set it.
3416 * target-def.h (TARGET_RTX_COSTS): Use hook.
3417 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3418 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3419 * output.h (default_address_cost): Update prototype.
3420 * combine.c (optimize_this_for_speed_p): New static var.
3421 (combine_validate_cost): Update call of rtx_cost.
3422 (combine_instructions): Set optimize_this_for_speed_p.
3423 (expand_compound_operation): Update call of rtx_cost.
3424 (make_extraction):Update call of rtx_cost.
3425 (force_to_mode):Update call of rtx_cost.
3426 (distribute_and_simplify_rtx):Update call of rtx_cost.
3427 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3428 (estimate_reg_pressure_cost): Update prototype.
3429 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3430 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3432 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3433 (alpha_rtx_costs): Update.
3434 * config/frv/frv.c (frv_rtx_costs): Update.
3435 * config/s390/s390.c (s390_rtx_costs): Update.
3436 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3437 (m32c_rtx_costs): Update.
3438 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3439 (spu_rtx_costs): Update.
3440 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3441 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3442 * config/i386/i386.c (:ix86_address_cost): Update.
3443 (ix86_rtx_costs): Update.
3444 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3445 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3446 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3447 * config/crx/crx.c (crx_address_cost): Update.
3448 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3449 * config/stormy16/stormy16.c
3450 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3451 * config/m68hc11/m68hc11.c
3452 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3453 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3454 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3456 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3458 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3459 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3460 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3461 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3462 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3463 (mcore_rtx_costs): update.
3464 * config/score/score3.c (score3_rtx_costs): Update.
3465 * config/score/score7.c (score7_rtx_costs): Update.
3466 * config/score/score3.h (score3_rtx_costs):Update.
3467 * config/score/score7.h (score7_rtx_costs): Update.
3468 * config/score/score.c (score_rtx_costs): Update.
3469 * config/arm/arm.c (arm_address_cost): Update.
3470 (arm_rtx_costs_1): Update.
3471 (arm_rtx_costs_1): Update.
3472 (arm_size_rtx_costs): Update.
3473 (arm_size_rtx_costs): Update.
3474 (arm_size_rtx_costs): Update.
3475 (arm_xscale_rtx_costs): Update.
3476 (arm_thumb_address_cost): Update.
3477 * config/pa/pa.c (hppa_address_cost): Update.
3478 * config/mips/mips.c (mips_rtx_costs): Update.
3479 * config/vax/vax.c (vax_address_cost): Update.
3480 * config/h8300/h8300.c (h8300_shift_costs): Update.
3481 (h8300_rtx_costs): Update.
3482 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3483 (v850_rtx_costs): Update.
3484 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3485 * config/bfin/bfin.c
3486 (bfin_address_cost): Update.
3487 (bfin_rtx_costs): Update.
3488 * stmt.c (lshift_cheap_p): Update.
3490 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3493 * expmed.c (extract_bit_field_1): Check the mode size to make
3494 sure the vector modes have the same size.
3496 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3498 * dojump.c (top level): Include basic-block.h to declare
3499 optimize_insn_for_speed_p
3501 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3503 * opts.h (CL_SAVE): New option class for marking options that are
3504 target specific options usable in the target attribute.
3505 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3507 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3508 can easily find the target specific options that are safe to use
3509 in the attribute or pragma.
3511 * attribs.c (decl_attributes): Change #pragma GCC option to
3512 #pragma GCC target, and attribute((option(...))) to
3513 attribute((target(...))).
3515 * doc/extend.texi (target attribute): Change from option
3516 attribute. Delete push/pop/reset.
3517 (#pragma GCC target): Change from #pragma GCC option. Delete
3519 (#pragma GCC push_options): Document new pragma.
3520 (#pragma GCC pop_options): Document new pragma.
3521 (#pragma GCC reset_options): Document new pragma.
3523 * targhooks.c (default_target_option_valid_attribute_p): Add
3524 warning about port not supporting target attributes.
3525 (default_target_option_pragma_parse): New function, warn about
3526 #pragma GCC target not being supported.
3528 * targhooks.h (default_target_option_pragma_parse): Add
3531 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3532 TI_CURRENT_OPTION_PRAGMA.
3533 (current_target_pragma): Rename from current_option_pragma.
3535 * target.h: (struct target_option): Delete booleans for changing
3536 the optimization level on hot/cold functions. Change signature of
3537 pragma_parse hook to take a second tree.
3539 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3541 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3542 that the declaration is done at global scope.
3544 * langhooks.c (add_builtin_function_common): Move most of the code
3545 from add_builtin_function here, calling the hook passed in.
3546 (add_builtin_function): Call add_builtin_function_common with
3547 standard builtin hook.
3548 (add_builtin_function_ext_scope): New function to add builtins to
3551 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3553 (add_builtin_function_ext_scope): Add declaration.
3555 * c-pragma.c (handle_pragma_target): Rename from
3556 handle_pragma_option, #pragma GCC option is now #pragma GCC
3557 target. Move warning about port not supporting target options to
3558 default pragma parse hook. Remove push/pop/reset from this
3560 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3561 (option_stack): Delete static variable.
3562 (optimize_stack): Ditto.
3563 (optons_stack): New stack of saved target and optimization
3565 (handle_pragma_push_options): New function to handle pushing both
3566 target and optimization options.
3567 (handle_pragma_pop_options): New function to handle popping both
3568 target and optimization options.
3569 (handle_pragma_reset_options): New function to handle resetting
3570 both target and optimization options to their initial state.
3571 (init_pragma): Rename handle_pragma_option to
3572 handle_pragma_target. Add support for push_options, pop_options,
3573 and reset_options pragmas.
3575 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3576 default_target_option_pragma_parse.
3577 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3578 default_target_option_valid_attribute_p.
3579 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3580 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3581 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3582 optimization level on hot/cold functions.
3584 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3585 if the caller and callee have different optimization levels.
3587 * c-common.c (handle_target_attribute): Rename from
3588 handle_option_attribute, attribute((option(...))) is now
3589 attribute((target(...))). Move warning if the port does not
3590 support target attributes to the default hook.
3591 (handle_hot_attribute): Delete code to change the optimization
3592 level of hot functions.
3593 (handle_cold_attribute): Ditto.
3595 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3596 argument that is the binary tree options to use if there are no
3597 arguments. Call ix86_valid_target_attribute_tree instead of
3598 ix86_valid_option_attribute_tree.
3599 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3600 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3601 ix86_pragma_option_parse.
3603 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3604 Rename from ix86_valid_option_attribute_tree.
3606 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3607 new builtins when the ISA changes.
3608 (ix86_valid_target_attribute_tree): Rename from
3609 ix86_valid_option_attribute_tree. Change callers. If the
3610 function specified optimization options, use those as the starting
3611 point before setting up the target attributes. If the
3612 optimization options were changed in the course of setting the
3613 target attributes, record the new optimization options.
3614 (ix86_valid_target_attribute_tree_inner_p): Rename from
3615 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3616 ix86_add_new_builtins if the ISA changed.
3617 (ix86_valid_target_attribute_p): Rename from
3618 ix86_valid_option_attribute_p. Change callers.
3619 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3620 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3621 as delayed builtin functions.
3622 (struct builtin_isa): New structure to record builtin functions
3623 that should be delayed until the ISA for that function is used.
3624 (ix86_builtins_isa): Change from int to struct to track builtin
3625 functions we want to declare at some point.
3626 (def_builtin): If the front end can delay defining the builtin
3627 functions, don't create builtins for ISAs not part of the default
3629 (def_builtin_const): Ditto.
3630 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3631 __builtin_ia32_pcmov_v2di to be different builtin functions.
3632 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3633 a structure instead of an int.
3634 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3635 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3636 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3637 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3639 * config/ia64/ia64.h
3640 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3641 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3643 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3644 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3645 (LANG_HOOKS_INITIALIZER): Add
3646 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3648 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3651 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3652 the reload address with the index register for SFmode
3653 access with a displacement.
3655 2008-08-30 Jan Hubicka <jh@suse.cz>
3657 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3658 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3659 * dojump.c (do_jump): Likewise.
3660 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3661 (note-if_info): Add BRANCH_COST.
3662 (noce_try_store_flag_constants, noce_try_addcc,
3663 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3664 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3665 find_if_case_2): Use computed branch cost.
3666 * expr.h (BRANCH_COST): Update default.
3667 * predict.c (predictable_edge_p): New function.
3668 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3669 Update BRANCH_COST call.
3670 * basic-block.h (predictable_edge_p): Declare.
3671 * config/alpha/alpha.h (BRANCH_COST): Update.
3672 * config/frv/frv.h (BRANCH_COST): Update.
3673 * config/s390/s390.h (BRANCH_COST): Update.
3674 * config/spu/spu.h (BRANCH_COST): Update.
3675 * config/sparc/sparc.h (BRANCH_COST): Update.
3676 * config/m32r/m32r.h (BRANCH_COST): Update.
3677 * config/i386/i386.h (BRANCH_COST): Update.
3678 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3680 * config/sh/sh.h (BRANCH_COST): Update.
3681 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3682 * config/avr/avr.h (BRANCH_COST): Update.
3683 * config/crx/crx.h (BRANCH_COST): Update.
3684 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3685 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3686 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3687 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3688 * config/ia64/ia64.h (BRANCH_COST): Update.
3689 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3690 * config/arc/arc.h (BRANCH_COST): Update.
3691 * config/score/score.h (BRANCH_COST): Update.
3692 * config/arm/arm.h (BRANCH_COST): Update.
3693 * config/pa/pa.h (BRANCH_COST): Update.
3694 * config/mips/mips.h (BRANCH_COST): Update.
3695 * config/vax/vax.h (BRANCH_COST): Update.
3696 * config/h8300/h8300.h (BRANCH_COST): Update.
3697 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3698 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3699 * doc/tm.texi (BRANCH_COST): Update.
3701 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3704 * config/arm/arm.c (arm_optimization_options): Set
3705 flag_section_anchors to 2 instead of 1 to distinguish it from
3706 -fsection-anchors given explicitely on the command line.
3708 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3710 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3711 final insn of a split.
3713 2008-08-30 Jan Hubicka <jh@suse.cz>
3715 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3716 optimized for speed.
3717 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3718 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3719 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3720 flag_gcse_after_reload_set): New static vars.
3721 (common_handle_option): Enable those flags for profile-use.
3722 (decode_options): Remove optimize_size flags that are handled
3723 on higher granuality.
3724 * tree-vectorizer.c (vectorize_loops): Use
3725 optimize_loop_nest_for_speed_p.
3726 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3727 * tree-predcom.c (tree_predictive_commoning): Use
3728 optimize_loop_for_speed_p.
3729 * varasm.c (assemble_start_function): Use
3730 optimize_function_for_speed_p.
3731 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3732 * predict.c (optimize_loop_for_speed_p): Fix walk.
3734 2008-08-30 Jan Hubicka <jh@suse.cz>
3736 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3738 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3739 profile presence locally.
3741 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3744 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3745 versions before 4.0.
3747 2008-08-29 Jan Hubicka <jh@suse.cz>
3749 * tree-inline.c (insert_init_stmt): Insert sequence even when
3752 2008-08-29 Jeff Law <law@redhat.com>
3754 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3755 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3756 location and class is an FP register.
3758 2008-08-29 Jan Hubicka <jh@suse.cz>
3760 * see.c (see_merge_one_def_extension): Silence used uninitialized
3762 * matrix-reorg.c (check_allocation_function): Likewise.
3763 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3765 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3768 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3769 compute new & and | in type rather than TREE_TYPE (arg0).
3771 * dwarf2out.c (fortran_common): Update comment.
3772 (gen_variable_die): Swap com_die and var_die variables in Fortran
3773 COMMON block handling code.
3775 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3777 * dwarf2out.c (gen_const_die): New function.
3778 (size_of_die, value_format, output_die): Output larger
3779 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3780 (native_encode_initializer): New function.
3781 (tree_add_const_value_attribute): Call it.
3782 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3784 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3785 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3786 TREE_THIS_VOLATILE to add_type_attribute.
3788 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3790 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3793 * dwarf2out.c (loc_by_reference): New function.
3794 (add_location_or_const_value_attribute): Use it.
3797 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3798 as DW_TAG_variable children of DW_TAG_common_block rather than
3799 DW_TAG_member children. Put DW_AT_external to individual
3800 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3802 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3803 loc_descriptor_from_tree_1.
3807 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3808 arguments to imported_module_or_decl.
3809 (debug_nothing_tree_tree): Removed.
3810 (debug_nothing_tree_tree_tree_bool): New prototype.
3811 * debug.c (do_nothing_debug_hooks): Adjust.
3812 (debug_nothing_tree_tree): Removed.
3813 (debug_nothing_tree_tree_tree_bool): New function.
3814 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3815 (gen_variable_die): Put all common vars for the
3816 same COMMON block under one DW_TAG_common_block.
3817 (declare_in_namespace): Return new context_die, for Fortran
3818 return the module DIE instead of adding extra declarations into
3820 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3821 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3822 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3824 (dwarf2out_global_decl): Don't skip Fortran global vars.
3825 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3826 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3827 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3828 DW_TAG_imported_declaration as child of previous
3829 DW_TAG_imported_module.
3830 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3831 * sdbout.c (sdb_debug_hooks): Likewise.
3832 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3834 2008-08-29 Jan Hubicka <jh@suse.cz>
3836 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3838 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3839 * ipa-cp.c (n_cloning_candidates): New static variable.
3840 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3841 (ipcp_print_all_lattices): Improve debug output.
3842 (ipcp_cloning_candidate_p): New function.
3843 (ipcp_initialize_node_lattices): Use it.
3844 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3845 (ipcp_propagate_stage): Prettier debug output.
3846 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3847 (ipcp_print_all_structures): Remove.
3848 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3849 (ipcp_insert_stage): Prettier debug output; call
3850 cgraph_remove_unreachable_nodes before propagating.
3851 (pass_ipa_cp): Schedule function removal pass.
3852 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3854 (cgraph_maybe_hot_edge_p): Move to ...
3855 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3856 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3857 (common_handle_option): Set them; enable ipa-cp when profiling.
3858 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3859 (ipa_print_all_jump_functions): Likewise.
3860 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3861 (ipa_print_node_params, ipa_print_all_params): New.
3862 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3863 ipa_print_all_param_flags): Remove.
3864 (ipa_print_node_params, ipa_print_all_params): New.
3866 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3868 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3869 change from 2008-04-03.
3870 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3872 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3875 * ira-color.c (push_allocnos_to_stack): Truncate
3876 removed_splay_allocno_vec.
3878 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3881 * ira-color (ira_fast_allocation): Don't assign hard registers to
3884 2008-08-29 Jan Hubicka <jh@suse.cz>
3887 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3888 for cold internal loops.
3890 2008-08-29 Richard Guenther <rguenther@suse.de>
3892 * tree-ssa-structalias.c (create_variable_info_for): Do not
3893 create fields for heap vars or vars with a noalias state.
3894 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3897 2008-08-29 Richard Guenther <rguenther@suse.de>
3899 * common.opt (ftree-store-ccp): Mark as preserved for
3900 backward compatibility.
3901 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3902 * tree-pass.h (pass_store_ccp): Remove.
3903 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3904 (first_vdef): Remove declaration.
3905 (get_value_loaded_by): Likewise.
3906 * tree-ssa-ccp.c (do_store_ccp): Remove.
3907 (get_default_value): Simplify as do_store_ccp is always false
3908 now. Do not initialize mem_ref.
3909 (set_value_varying): Likewise.
3910 (canonicalize_float_value): Likewise.
3911 (set_lattice_value): Likewise.
3912 (likely_value): Likewise.
3913 (surely_varying_stmt_p): Likewise.
3914 (ccp_initialize): Likewise.
3915 (ccp_lattice_meet): Likewise.
3916 (ccp_visit_phi_node): Likewise.
3917 (ccp_fold): Likewise.
3918 (evaluate_stmt): Likewise.
3919 (visit_assignment): Likewise.
3920 (ccp_visit_stmt): Likewise.
3921 (execute_ssa_ccp): Fold into ...
3922 (do_ssa_ccp): ... this.
3923 (do_ssa_store_ccp): Remove.
3924 (gate_store_ccp): Likewise.
3925 (pass_store_ccp): Likewise.
3926 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3928 * tree-ssa-propagate.c (first_vdef): Remove.
3929 (get_value_loaded_by): Likewise.
3930 (replace_vuses_in): Likewise.
3931 (substitute_and_fold): Do not call replace_vuses_in.
3932 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3934 2008-08-29 Richard Guenther <rguenther@suse.de>
3937 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3938 PARAM_NOALIAS tags with is_heapvar.
3939 * tree-ssa-operands.c (access_can_touch_variable): Offset
3940 based tests do not apply for heapvars. Fix offset test.
3942 2008-08-29 Jan Hubicka <jh@suse.cz>
3944 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3945 (-fipa-cp-clone): Enabled by default at -O3.
3946 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3947 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3949 2008-08-29 Jan Hubicka <jh@suse.cz>
3951 * tree.c (build_function_type_skip_args,
3952 build_function_decl_skip_args): New functions.
3953 * tree.h (build_function_type_skip_args,
3954 build_function_decl_skip_args): Declare.
3955 * gimple.c (giple_copy_call_skip_args): New function.
3956 (giple_copy_call_skip_args): Declare.
3958 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3959 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3960 (ipcp_node_modifiable_p): ... this one; use
3961 tree_versionable_function_p.
3962 (ipcp_create_replace_map): Improve debug output.
3963 (ipcp_need_redirect_p): Return false when not clonning.
3964 (ipcp_update_callgraph): Skip args.
3965 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3967 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3968 (save_inline_function_body): Update call of tree_function_versioning.
3969 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3970 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3972 (tree_function_versioning): Likewise.
3973 * tree-inline.h (tree_function_versioning): Update prototype.
3975 2008-08-29 Jan Hubicka <jh@suse.cz>
3977 * loop-unswitch.c (unswitch_single_loop): Use
3978 optimize_loop_for_speed_p.
3979 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3980 Use optimize_function_for_size_p.
3981 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3982 * postreload-gcse.c (eliminate_partially_redundant_load):
3983 Use optimize_bb_for_size_p.
3984 * value-prof.c (gimple_divmod_fixed_value_transform,
3985 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3986 gimple_stringops_transform): Use optimize_bb_for_size_p.
3987 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3988 * final.c (compute_alignments): Use optimize_function_for_size_p.
3989 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3990 (fold_builtin_strcpy, fold_builtin_fputs): Use
3991 optimize_function_for_size_p.
3992 * fold-const.c (tree_swap_operands_p): Use
3993 optimize_function_for_size_p.
3994 * recog.c (relax_delay_slots): Likewise.
3995 * tree-ssa-math-opts.c (replace_reciprocal):
3996 Use optimize_bb_for_speed_p.
3997 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3998 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3999 optimize_function_for_size_p.
4000 (cgraph_decide_inlining_of_small_function): Use
4001 optimize_function_for_size_p.
4002 * global.c (find_reg): Use optimize_function_for_size_p.
4003 * opts.c (decode_options): Do not clear flag_tree_ch,
4004 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4005 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4006 work it out from profile.
4007 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4008 optimize_loop_for_speed_p.
4009 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4011 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4012 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4013 * tree-eh.c (decide_copy_try_finally): Use
4014 optimize_function_for_size_p.
4015 * local-alloc.c (block_alloc): Pass BB pointer.
4016 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4017 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4018 * loop-unroll.c (decide_unrolling_and_peeling):
4019 Use optimize_loop_for_size_p.
4020 (decide_peel_completely): Likewise.
4021 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4022 optimize_loop_for_size_p.
4023 (vect_enhance_data_refs_alignment): Likewise.
4024 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4025 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4027 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4028 (try_crossjump_bb): Use optimize_bb_for_size_p.
4029 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4030 optimize_loop_for_speed_p.
4031 * bb-reorder.c (find_traces_1_round): Likewise.
4032 (copy_bb): Use optimize_bb_for_speed_p.
4033 (duplicate_computed_gotos): Likewise.
4034 * basic-block.h (optimize_loop_nest_for_size_p,
4035 optimize_loop_nest_for_speed_p): New.
4036 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4038 2008-08-29 Tristan Gingold <gingold@adacore.com>
4040 * gcov.c (main): Call expandargv.
4042 2008-08-29 Jan Hubicka <jh@suse.cz>
4044 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4046 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4048 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4049 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4051 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4053 2008-08-29 Jan Hubicka <jh@suse.cz>
4055 * tree-pass.h (pass_strip_predict_hints): Declare.
4056 * predict.c (strip_builtin_expect): Rename to ...
4057 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4058 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4059 (tree_estimate_probability): Do not strip builtin_expect.
4060 (pass_strip_predict_hints): New pass.
4061 * tree-inline.c (expand_call_inline): When inlining cold function,
4062 predict it as unlikely.
4063 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4065 2008-08-29 Richard Guenther <rguenther@suse.de>
4067 PR tree-optimization/37207
4068 * tree-vrp.c (extract_range_from_binary_expr): Also try
4069 to constant fold if only one of the operands is a constant.
4071 2008-08-29 Nick Clifton <nickc@redhat.com>
4073 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4074 the same way as SYMBOL_REFs.
4076 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4078 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4080 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4082 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4083 * config/mips/mips.md (branch_likely): Remove const. Fix
4085 (define_delay for type "branch"): Change to only apply for branch
4086 with likely variant.
4087 (define_delay for type "branch" and "branch_likely" no). New delay
4089 (equality_op): New code iterator.
4090 (bbv, bbinv): New code attributes.
4091 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4094 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4095 Andrew Pinski <pinskia@gcc.gnu.org>
4098 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4100 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4102 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4103 rule that a symbolic constant must be defined and >= 0 for the
4104 corresponding facility to be present at compile-time.
4105 * gthr-posix.c: Likewise.
4107 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4109 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4110 * config/mips/mips.md (D): New mode attribute.
4111 (mulsi3, muldi3): Merge it into ...
4112 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4113 (muldi3_mul3): New pattern.
4114 (mulsi3_mult3): Rename to mulsi3_mul3.
4116 2008-08-28 Jan Hubicka <jh@suse.cz>
4118 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4120 * predict.c (always_optimize_for_size_p): Rename to ...
4121 (optimize_function_for_size): ... this one; make extern.
4122 (optimize_function_for_speed_p): New.
4123 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4124 optimize_edge_for_size_p,optimize_edge_for_size_p,
4125 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4126 * basic-block.h (optimize_function_for_size_p,
4127 optimize_function_for_speed_p): Declare.
4128 * i386.md (optimize_size checks): Replace them by appropriate
4130 (standard_80387_constant_p, ix86_compute_frame_layout,
4131 ix86_expand_epilogue, ix86_decompose_address,
4132 print_operand, emit_i387_cw_initialization,
4133 inline_memory_move_cost, ix86_pad_returns,
4134 ix86_reorg): Replace optimize_size checks.
4136 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4138 * rtl.h (simplify_subreg_regno): Declare.
4139 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4140 * simplify-rtx.c (simplify_subreg): ...here.
4141 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4142 subreg_offset_representable_p.
4144 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4147 * c-typeck.c (convert_for_assignment): Give a note describing what
4148 was passed and what was expected.
4150 2008-08-28 Joey Ye <joey.ye@intel.com>
4152 * doc/extend.texi: Document AVX built-in functions.
4153 * doc/invoke.texi: Document -mavx.
4155 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4156 Joey Ye <joey.ye@intel.com>
4157 Xuepeng Guo <xuepeng.guo@intel.com>
4159 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4161 * config/i386/cpuid.h (bit_FMA): New.
4162 (bit_XSAVE): Likewise.
4163 (bit_OSXSAVE): Likewise.
4164 (bit_AVX): Likewise.
4166 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4167 define. Use ASM_OUTPUT_AVX_PREFIX.
4169 * config/i386/gmmintrin.h: New.
4171 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4172 (OPTION_MASK_ISA_AVX_SET): New.
4173 (OPTION_MASK_ISA_FMA_SET): Likewise.
4174 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4175 (OPTION_MASK_ISA_FMA_SET): Likewise.
4176 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4177 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4178 (pta_flags): Add PTA_AVX and PTA_FMA.
4179 (override_options): Handle PTA_AVX and PTA_FMA.
4180 (init_cumulative_args): Handle warn_avx.
4181 (classify_argument): Return 0 for COImode and OImode. Return
4182 1 and X86_64_AVX_CLASS for 256bit vector types.
4183 (examine_argument): Handle X86_64_AVX_CLASS.
4184 (construct_container): Likewise.
4185 (function_arg_advance_32): Pass OImode and 256bit vector types
4187 (function_arg_advance_64): Take a new argument to indicate if a
4188 parameter is named. Handle 256bit vector types. Return
4189 immediately for unnamed 256bit vector mode parameters.
4190 (function_arg_advance): Updated.
4191 (function_arg_32): Add comments for TImode. Handle OImode
4192 and 256bit vector types.
4193 (function_arg_64): Take a new argument to indicate if a
4194 parameter is named. Handle 256bit vector types. Return NULL
4195 for unnamed 256bit vector mode parameters.
4196 (function_arg): Updated.
4197 (setup_incoming_varargs_64): Support
4198 AVX encoding for *sse_prologue_save_insn.
4199 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4200 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4201 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4202 enabled, otherwise return -3.
4203 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4205 (print_reg): Support AVX registers. Handle 'x' and 't'.
4206 Handle 'd' to duplicate the operand.
4207 (print_operand): Likewise. Also support AVX vector compare
4209 (output_387_binary_op): Support AVX.
4210 (output_fp_compare): Likewise.
4211 (ix86_expand_vector_move_misalign): Likewise.
4212 (ix86_attr_length_vex_default): New.
4213 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4214 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4215 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4216 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4217 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4218 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4219 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4220 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4221 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4222 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4223 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4224 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4225 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4226 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4227 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4228 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4229 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4230 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4231 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4232 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4233 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4234 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4235 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4236 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4237 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4238 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4239 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4240 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4241 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4242 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4243 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4244 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4245 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4246 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4247 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4248 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4249 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4250 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4251 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4252 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4253 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4254 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4255 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4256 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4257 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4258 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4259 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4260 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4261 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4262 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4263 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4264 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4265 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4266 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4267 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4268 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4269 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4270 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4271 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4272 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4273 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4274 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4275 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4276 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4277 and IX86_BUILTIN_MOVMSKPS256,
4278 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4279 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4280 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4281 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4282 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4283 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4284 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4285 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4286 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4287 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4288 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4289 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4290 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4291 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4292 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4293 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4294 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4295 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4296 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4297 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4298 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4299 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4300 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4301 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4302 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4303 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4304 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4305 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4306 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4307 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4308 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4309 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4310 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4311 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4312 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4313 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4314 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4315 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4316 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4317 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4318 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4319 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4320 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4321 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4322 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4323 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4324 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4325 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4326 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4327 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4328 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4329 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4330 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4331 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4332 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4333 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4334 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4335 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4337 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4338 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4339 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4340 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4341 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4342 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4343 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4344 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4345 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4346 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4347 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4348 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4349 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4350 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4351 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4352 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4353 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4354 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4355 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4356 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4357 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4358 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4359 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4360 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4361 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4362 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4363 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4364 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4365 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4366 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4367 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4368 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4369 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4370 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4371 IX86_BUILTIN_MOVMSKPS256.
4372 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4373 (ix86_expand_args_builtin): Likewise.
4374 (ix86_expand_special_args_builtin): Likewise.
4375 (ix86_hard_regno_mode_ok): Handle AVX modes.
4376 (ix86_expand_vector_init_duplicate): Likewise.
4377 (ix86_expand_vector_init_one_nonzero): Likewise.
4378 (ix86_expand_vector_init_one_var): Likewise.
4379 (ix86_expand_vector_init_concat): Likewise.
4380 (ix86_expand_vector_init_general): Likewise.
4381 (ix86_expand_vector_set): Likewise.
4382 (ix86_vector_mode_supported_p): Likewise.
4383 (x86_extended_reg_mentioned_p): Check INSN_P before using
4386 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4387 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4389 * config/i386/i386.h (TARGET_AVX): New.
4390 (TARGET_FMA): Likewise.
4391 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4392 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4393 (VALID_AVX256_REG_MODE): New.
4394 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4395 (AVX_FLOAT_MODE_P): Likewise.
4396 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4397 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4398 (AVX_VEC_FLOAT_MODE_P): Likewise.
4399 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4400 (ASM_OUTPUT_OPCODE): Likewise.
4401 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4403 (SSE_REG_MODE_P): Allow 256bit vector modes.
4404 (ix86_args): Add a warn_avx field.
4406 * config/i386/i386.md (UNSPEC_PCMP): New.
4407 (UNSPEC_VPERMIL): Likewise.
4408 (UNSPEC_VPERMIL2): Likewise.
4409 (UNSPEC_VPERMIL2F128): Likewise.
4410 (UNSPEC_MASKLOAD): Likewise.
4411 (UNSPEC_MASKSTORE): Likewise.
4412 (UNSPEC_CAST): Likewise.
4413 (UNSPEC_VTESTP): Likewise.
4414 (UNSPECV_VZEROALL): Likewise.
4415 (UNSPECV_VZEROUPPER): Likewise.
4416 (XMM0_REG): Likewise.
4417 (XMM1_REG): Likewise.
4418 (XMM2_REG): Likewise.
4419 (XMM3_REG): Likewise.
4420 (XMM4_REG): Likewise.
4421 (XMM5_REG): Likewise.
4422 (XMM6_REG): Likewise.
4423 (XMM8_REG): Likewise.
4424 (XMM9_REG): Likewise.
4425 (XMM10_REG): Likewise.
4426 (XMM11_REG): Likewise.
4427 (XMM12_REG): Likewise.
4428 (XMM13_REG): Likewise.
4429 (XMM14_REG): Likewise.
4430 (XMM15_REG): Likewise.
4432 (prefix_vex_imm8): Likewise.
4433 (prefix_vex_w): Likewise.
4434 (length_vex): Likewise.
4437 (*avx_ashlti3): Likewise.
4438 (*avx_lshrti3): Likewise.
4439 (*avx_setcc<mode>): Likewise.
4440 (*fop_<mode>_comm_mixed_avx): Likewise.
4441 (*fop_<mode>_comm_avx): Likewise.
4442 (*fop_<mode>_1_mixed_avx): Likewise.
4443 (*fop_<mode>_1_avx): Likewise.
4444 (*avx_<code><mode>3): Likewise.
4445 (*avx_ieee_smin<mode>3): Likewise.
4446 (*avx_ieee_smax<mode>3): Likewise.
4447 (mode): Add OI, V8SF and V4DF.
4448 (length): Support VEX prefix.
4449 (*cmpfp_i_mixed): Set prefix attribute.
4450 (*cmpfp_i_sse): Likewise.
4451 (*cmpfp_iu_mixed): Likewise.
4452 (*cmpfp_iu_sse): Likewise.
4453 (*movsi_1): Support AVX.
4454 (*movdi_2): Likewise.
4455 (*movdi_1_rex64): Likewise.
4456 (*movti_internal): Likewise.
4457 (*movti_rex64): Likewise.
4458 (*movsf_1): Likewise.
4459 (*movdf_nointeger): Likewise.
4460 (*movdf_integer_rex64): Likewise.
4461 (*movtf_internal): Likewise.
4462 (zero_extendsidi2_32): Likewise.
4463 (zero_extendsidi2_rex64): Likewise.
4464 (*extendsfdf2_mixed): Likewise.
4465 (*extendsfdf2_sse): Likewise.
4466 (*truncdfsf_fast_mixed): Likewise.
4467 (*truncdfsf_fast_sse): Likewise.
4468 (*truncdfsf_mixed): Likewise.
4469 (fix_trunc<mode>di_sse): Likewise.
4470 (fix_trunc<mode>si_sse): Likewise.
4471 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4472 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4473 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4474 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4475 (*rcpsf2_sse): Likewise.
4476 (*rsqrtsf2_sse): Likewise.
4477 (*sqrt<mode>2_sse): Likewise.
4478 (sse4_1_round<mode>2): Likewise.
4479 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4480 Support AVX. Set length attribute properly for AVX.
4482 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4483 (VECTOR_MODES (FLOAT, 32)): Likewise.
4484 (VECTOR_MODE (INT, DI, 8)): Likewise.
4485 (VECTOR_MODE (INT, HI, 32)): Likewise.
4486 (VECTOR_MODE (INT, QI, 64)): Likewise.
4487 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4488 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4489 (VECTOR_MODE (INT, DI, 4)): Removed.
4490 (VECTOR_MODE (INT, SI, 8)): Likewise.
4491 (VECTOR_MODE (INT, HI, 16)): Likewise.
4492 (VECTOR_MODE (INT, QI, 32)): Likewise.
4493 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4494 (INT_MODE (OI, 32)): Likewise.
4496 * config/i386/i386.opt (mavx): New.
4499 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4501 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4502 (*mov<mode>_internal_avx): New.
4503 (*movv2sf_internal_rex64_avx): Likewise.
4504 (*movv2sf_internal_avx): Likewise.
4506 * config/i386/predicates.md (const_4_to_5_operand): New.
4507 (const_6_to_7_operand): Likewise.
4508 (const_8_to_11_operand): Likewise.
4509 (const_12_to_15_operand): Likewise.
4510 (avx_comparison_float_operator): Likewise.
4512 * config/i386/sse.md (AVX256MODEI): New.
4513 (AVX256MODE): Likewise.
4514 (AVXMODEQI): Likewise.
4515 (AVXMODE): Likewise.
4516 (AVX256MODEF2P): Likewise.
4517 (AVX256MODE2P): Likewise.
4518 (AVX256MODE4P): Likewise.
4519 (AVX256MODE8P): Likewise.
4520 (AVXMODEF2P): Likewise.
4521 (AVXMODEF4P): Likewise.
4522 (AVXMODEDCVTDQ2PS): Likewise.
4523 (AVXMODEDCVTPS2DQ): Likewise.
4524 (avxvecmode): Likewise.
4525 (avxvecpsmode): Likewise.
4526 (avxhalfvecmode): Likewise.
4527 (avxscalarmode): Likewise.
4528 (avxcvtvecmode): Likewise.
4529 (avxpermvecmode): Likewise.
4530 (avxmodesuffixf2c): Likewise.
4531 (avxmodesuffixp): Likewise.
4532 (avxmodesuffixs): Likewise.
4533 (avxmodesuffix): Likewise.
4534 (vpermilbits): Likewise.
4535 (pinsrbits): Likewise.
4536 (mov<mode>): Likewise.
4537 (*mov<mode>_internal): Likewise.
4538 (push<mode>1): Likewise.
4539 (movmisalign<mode>): Likewise.
4540 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4541 (avx_movdqu<avxmodesuffix>): Likewise.
4542 (avx_lddqu<avxmodesuffix>): Likewise.
4543 (<plusminus_insn><mode>3): Likewise.
4544 (*avx_<plusminus_insn><mode>3): Likewise.
4545 (*avx_vm<plusminus_insn><mode>3): Likewise.
4546 (mul<mode>3): Likewise.
4547 (*avx_mul<mode>3): Likewise.
4548 (*avx_vmmul<mode>3): Likewise.
4549 (divv8sf3): Likewise.
4550 (divv4df3): Likewise.
4551 (avx_div<mode>3): Likewise.
4552 (*avx_div<mode>3): Likewise.
4553 (*avx_vmdiv<mode>3): Likewise.
4554 (avx_rcpv8sf2): Likewise.
4555 (*avx_vmrcpv4sf2): Likewise.
4556 (sqrtv8sf2): Likewise.
4557 (avx_sqrtv8sf2): Likewise.
4558 (*avx_vmsqrt<mode>2): Likewise.
4559 (rsqrtv8sf2): Likewise.
4560 (avx_rsqrtv8sf2): Likewise.
4561 (*avx_vmrsqrtv4sf2): Likewise.
4562 (<code><mode>3): Likewise.
4563 (*avx_<code><mode>3_finite): Likewise.
4564 (*avx_<code><mode>3): Likewise.
4565 (*avx_vm<code><mode>3): Likewise.
4566 (*avx_ieee_smin<mode>3): Likewise.
4567 (*avx_ieee_smax<mode>3): Likewise.
4568 (avx_addsubv8sf3): Likewise.
4569 (avx_addsubv4df3): Likewise.
4570 (*avx_addsubv4sf3): Likewise.
4571 (*avx_addsubv2df3): Likewise.
4572 (avx_h<plusminus_insn>v4df3): Likewise.
4573 (avx_h<plusminus_insn>v8sf3): Likewise.
4574 (*avx_h<plusminus_insn>v4sf3): Likewise.
4575 (*avx_h<plusminus_insn>v2df3): Likewise.
4576 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4577 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4578 (*avx_maskcmp<mode>3): Likewise.
4579 (avx_nand<mode>3): Likewise.
4580 (*avx_<code><mode>3): Likewise.
4581 (*avx_nand<mode>3): Likewise.
4582 (*avx_<code><mode>3): Likewise.
4583 (*avx_cvtsi2ss): Likewise.
4584 (*avx_cvtsi2ssq): Likewise.
4585 (*avx_cvtsi2sd): Likewise.
4586 (*avx_cvtsi2sdq): Likewise.
4587 (*avx_cvtsd2ss): Likewise.
4588 (avx_cvtss2sd): Likewise.
4589 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4590 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4591 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4592 (*avx_cvtsi2sd): Likewise.
4593 (*avx_cvtsi2sdq): Likewise.
4594 (avx_cvtdq2pd256): Likewise.
4595 (avx_cvtpd2dq256): Likewise.
4596 (avx_cvttpd2dq256): Likewise.
4597 (*avx_cvtsd2ss): Likewise.
4598 (*avx_cvtss2sd): Likewise.
4599 (avx_cvtpd2ps256): Likewise.
4600 (avx_cvtps2pd256): Likewise.
4601 (*avx_movhlps): Likewise.
4602 (*avx_movlhps): Likewise.
4603 (avx_unpckhps256): Likewise.
4604 (*avx_unpckhps): Likewise.
4605 (avx_unpcklps256): Likewise.
4606 (*avx_unpcklps): Likewise.
4607 (avx_movshdup256): Likewise.
4608 (avx_movsldup256): Likewise.
4609 (avx_shufps256): Likewise.
4610 (avx_shufps256_1): Likewise.
4611 (*avx_shufps_<mode>): Likewise.
4612 (*avx_loadhps): Likewise.
4613 (*avx_storelps): Likewise.
4614 (*avx_loadlps): Likewise.
4615 (*avx_movss): Likewise.
4616 (*vec_dupv4sf_avx): Likewise.
4617 (*vec_concatv2sf_avx): Likewise.
4618 (*vec_concatv4sf_avx): Likewise.
4619 (*vec_setv4sf_0_avx): Likewise.
4620 (*vec_setv4sf_avx): Likewise.
4621 (*avx_insertps): Likewise.
4622 (avx_vextractf128<mode>): Likewise.
4623 (vec_extract_lo_<mode>): Likewise.
4624 (vec_extract_hi_<mode>): Likewise.
4625 (vec_extract_lo_<mode>): Likewise.
4626 (vec_extract_hi_<mode>): Likewise.
4627 (vec_extract_lo_v16hi): Likewise.
4628 (vec_extract_hi_v16hi): Likewise.
4629 (vec_extract_lo_v32qi): Likewise.
4630 (vec_extract_hi_v32qi): Likewise.
4631 (avx_unpckhpd256): Likewise.
4632 (*avx_unpckhpd): Likewise.
4633 (avx_movddup256): Likewise.
4634 (*avx_movddup): Likewise.
4635 (avx_unpcklpd256): Likewise.
4636 (*avx_unpcklpd): Likewise.
4637 (avx_shufpd256): Likewise.
4638 (avx_shufpd256_1): Likewise.
4639 (*avx_punpckhqdq): Likewise.
4640 (*avx_punpcklqdq): Likewise.
4641 (*avx_shufpd_<mode>): Likewise.
4642 (*avx_storehpd): Likewise.
4643 (*avx_loadhpd): Likewise.
4644 (*avx_loadlpd): Likewise.
4645 (*avx_movsd): Likewise.
4646 (*vec_concatv2df_avx): Likewise.
4647 (*avx_<plusminus_insn><mode>3): Likewise.
4648 (*avx_<plusminus_insn><mode>3): Likewise.
4649 (*avx_mulv8hi3): Likewise.
4650 (*avxv8hi3_highpart): Likewise.
4651 (*avx_umulv8hi3_highpart): Likewise.
4652 (*avx_umulv2siv2di3): Likewise.
4653 (*avx_mulv2siv2di3): Likewise.
4654 (*avx_pmaddwd): Likewise.
4655 (*avx_mulv4si3): Likewise.
4656 (*avx_ashr<mode>3): Likewise.
4657 (*avx_lshr<mode>3): Likewise.
4658 (*avx_ashl<mode>3): Likewise.
4659 (*avx_<code><mode>3): Likewise.
4660 (*avx_eq<mode>3): Likewise.
4661 (*avx_gt<mode>3): Likewise.
4662 (*avx_nand<mode>3): Likewise.
4663 (*avx_nand<mode>3): Likewise.
4664 (*avx_<code><mode>3): Likewise.
4665 (*avx_<code><mode>3): Likewise.
4666 (*avx_packsswb): Likewise.
4667 (*avx_packssdw): Likewise.
4668 (*avx_packuswb): Likewise.
4669 (*avx_punpckhbw): Likewise.
4670 (*avx_punpcklbw): Likewise.
4671 (*avx_punpckhwd): Likewise.
4672 (*avx_punpcklwd): Likewise.
4673 (*avx_punpckhdq): Likewise.
4674 (*avx_punpckldq): Likewise.
4675 (*avx_pinsr<avxmodesuffixs>): Likewise.
4676 (*avx_pinsrq): Likewise.
4677 (*avx_loadld): Likewise.
4678 (*vec_extractv2di_1_rex64_avx): Likewise.
4679 (*vec_extractv2di_1_avx): Likewise.
4680 (*vec_dupv2di_avx): Likewise.
4681 (*vec_concatv2si_avx): Likewise.
4682 (*vec_concatv4si_1_avx): Likewise.
4683 (*vec_concatv2di_avx): Likewise.
4684 (*vec_concatv2di_rex64_avx): Likewise.
4685 (*avx_uavgv16qi3): Likewise.
4686 (*avx_uavgv8hi3): Likewise.
4687 (*avx_psadbw): Likewise.
4688 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4689 (*avx_phaddwv8hi3): Likewise.
4690 (*avx_phadddv4si3): Likewise.
4691 (*avx_phaddswv8hi3): Likewise.
4692 (*avx_phsubwv8hi3): Likewise.
4693 (*avx_phsubdv4si3): Likewise.
4694 (*avx_phsubswv8hi3): Likewise.
4695 (*avx_pmaddubsw128): Likewise.
4696 (*avx_pmulhrswv8hi3): Likewise.
4697 (*avx_pshufbv16qi3): Likewise.
4698 (*avx_psign<mode>3): Likewise.
4699 (*avx_palignrti): Likewise.
4700 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4701 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4702 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4703 (*avx_mpsadbw): Likewise.
4704 (*avx_packusdw): Likewise.
4705 (*avx_pblendvb): Likewise.
4706 (*avx_pblendw): Likewise.
4707 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4708 (avx_ptest256): Likewise.
4709 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4710 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4711 (*avx_aesenc): Likewise.
4712 (*avx_aesenclast): Likewise.
4713 (*avx_aesdec): Likewise.
4714 (*avx_aesdeclast): Likewise.
4715 (avx_vzeroupper): Likewise.
4716 (avx_vzeroupper_rex64): Likewise.
4717 (avx_vpermil<mode>): Likewise.
4718 (avx_vpermilvar<mode>3): Likewise.
4719 (avx_vpermil2<mode>3): Likewise.
4720 (avx_vperm2f128<mode>3): Likewise.
4721 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4722 (avx_vbroadcastss256): Likewise.
4723 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4724 (avx_vinsertf128<mode>): Likewise.
4725 (vec_set_lo_<mode>): Likewise.
4726 (vec_set_hi_<mode>): Likewise.
4727 (vec_set_lo_<mode>): Likewise.
4728 (vec_set_hi_<mode>): Likewise.
4729 (vec_set_lo_v16hi): Likewise.
4730 (vec_set_hi_v16hi): Likewise.
4731 (vec_set_lo_v32qi): Likewise.
4732 (vec_set_hi_v32qi): Likewise.
4733 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4734 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4735 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4736 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4737 (vec_init<mode>): Likewise.
4738 (*vec_concat<mode>_avx): Likewise.
4739 (blendbits): Support V8SF and V4DF.
4740 (sse2_movq128): Support AVX.
4741 (<sse>_movnt<mode>): Likewise.
4742 (sse2_movntv2di): Likewise.
4743 (sse_rcpv4sf2): Likewise.
4744 (sse_sqrtv4sf2): Likewise.
4745 (sse_rsqrtv4sf2): Likewise.
4746 (<sse>_comi): Likewise.
4747 (<sse>_ucomi): Likewise.
4748 (sse_cvtss2si): Likewise.
4749 (sse_cvtss2si_2): Likewise.
4750 (sse_cvtss2siq): Likewise.
4751 (sse_cvtss2siq_2): Likewise.
4752 (sse_cvttss2si): Likewise.
4753 (sse_cvttss2siq): Likewise.
4754 (sse2_cvtsd2si): Likewise.
4755 (sse2_cvtsd2si_2): Likewise.
4756 (sse2_cvtsd2siq): Likewise.
4757 (sse2_cvtsd2siq_2): Likewise.
4758 (sse2_cvttsd2si): Likewise.
4759 (sse2_cvttsd2siq): Likewise.
4760 (sse2_cvtdq2pd): Likewise.
4761 (*sse2_cvtpd2dq): Likewise.
4762 (*sse2_cvttpd2dq): Likewise.
4763 (*sse2_cvtpd2ps): Likewise.
4764 (sse2_cvtps2pd): Likewise.
4765 (sse3_movshdup): Likewise.
4766 (sse3_movsldup): Likewise.
4767 (sse_storehps): Likewise.
4768 (*sse4_1_extractps): Likewise.
4769 (sse2_storelpd): Likewise.
4770 (vec_dupv2df_sse3): Likewise.
4771 (*vec_concatv2df_sse3): Likewise.
4772 (*sse4_1_pextrb): Likewise.
4773 (*sse4_1_pextrb_memory): Likewise.
4774 (*sse2_pextrw): Likewise.
4775 (*sse4_1_pextrw_memory): Likewise.
4776 (*sse4_1_pextrd): Likewise.
4777 (*sse4_1_pextrq): Likewise.
4778 (sse2_pshufd_1): Likewise.
4779 (sse2_pshuflw_1): Likewise.
4780 (sse2_pshufhw_1): Likewise.
4781 (*sse2_storeq_rex64): Likewise.
4782 (*vec_dupv4si): Likewise.
4783 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4784 (sse2_pmovmskb): Likewise.
4785 (*sse2_maskmovdqu): Likewise.
4786 (*sse2_maskmovdqu_rex64): Likewise.
4787 (sse_ldmxcsr): Likewise.
4788 (sse_stmxcsr): Likewise.
4789 (abs<mode>2): Likewise.
4790 (sse4_1_movntdqa): Likewise.
4791 (sse4_1_phminposuw): Likewise.
4792 (sse4_1_extendv8qiv8hi2): Likewise.
4793 (*sse4_1_extendv8qiv8hi2): Likewise.
4794 (sse4_1_extendv4qiv4si2): Likewise.
4795 (*sse4_1_extendv4qiv4si2): Likewise.
4796 (sse4_1_extendv2qiv2di2): Likewise.
4797 (*sse4_1_extendv2qiv2di2): Likewise.
4798 (sse4_1_extendv4hiv4si2): Likewise.
4799 (*sse4_1_extendv4hiv4si2): Likewise.
4800 (sse4_1_extendv2hiv2di2): Likewise.
4801 (*sse4_1_extendv2hiv2di2): Likewise.
4802 (sse4_1_extendv2siv2di2): Likewise.
4803 (*sse4_1_extendv2siv2di2): Likewise.
4804 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4805 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4806 (sse4_1_zero_extendv4qiv4si2): Likewise.
4807 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4808 (sse4_1_zero_extendv2qiv2di2): Likewise.
4809 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4810 (sse4_1_zero_extendv4hiv4si2): Likewise.
4811 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4812 (sse4_1_zero_extendv2hiv2di2): Likewise.
4813 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4814 (sse4_1_zero_extendv2siv2di2): Likewise.
4815 (*sse4_1_zero_extendv2siv2di2): Likewise.
4816 (sse4_1_ptest): Likewise.
4817 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4818 (sse4_2_pcmpestri): Likewise.
4819 (sse4_2_pcmpestrm): Likewise.
4820 (sse4_2_pcmpistri): Likewise.
4821 (sse4_2_pcmpistrm): Likewise.
4823 (aeskeygenassist): Likewise.
4825 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4827 * config/i386/predicates.md (vzeroall_operation): New.
4829 * config/i386/sse.md (avx_vzeroall): New.
4830 (*avx_vzeroall): Likewise.
4832 2008-08-28 Paul Brook <paul@codesourcery.com>
4833 Mark Shinwell <shinwell@codesourcery.com>
4834 Richard Earnshaw <richard.earnshaw@arm.com>
4836 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4837 (TARGET_MIN_ANCHOR_OFFSET): New.
4838 (arm_override_options): Set correct anchor ranges for Thumb-1
4839 and Thumb-2 if required.
4840 (legitimize_pic_address): Handle case involving a TLS symbol
4841 reference with an addend.
4842 (arm_optimization_options): Enable section anchors at -O1 and
4844 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4845 * config/arm/arm-protos.h (arm_optimization_options): New.
4847 2008-08-28 Nick Clifton <nickc@redhat.com>
4849 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4850 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4853 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4854 * config/v850/v850.md (return): Remove frame size restriction.
4856 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4858 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4860 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4862 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4864 2008-08-28 Paul Brook <paul@codesourcery.com>
4866 * config/arm/vfp11.md: Update license notice.
4867 * config/arm/cortex-r4.md: Ditto.
4869 2008-08-28 Richard Guenther <rguenther@suse.de>
4871 PR tree-optimization/37207
4872 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4875 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4878 * tree.c (int_fits_type_p): Don't forget unsigned integers
4879 of type sizetype which higher end word equals -1.
4881 2008-08-28 Ira Rosen <irar@il.ibm.com>
4883 * target.h (struct vectorize): Add new target builtin.
4884 * tree-vectorizer.c (destroy_loop_vec_info): Call
4885 vect_free_slp_instance instead of vect_free_slp_node.
4886 * tree-vectorizer.h (enum slp_load_perm_type): New.
4887 (struct _slp_instance): Add new fields.
4888 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4889 (SLP_INSTANCE_LOADS): New.
4890 (vect_free_slp_tree): Remove.
4891 (vect_free_slp_instance): Declare.
4892 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4893 (vectorizable_load): Add argument.
4894 (vect_transform_slp_perm_load): New.
4895 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4897 (vect_get_place_in_interleaving_chain): New function.
4898 (vect_free_slp_tree): Make static.
4899 (vect_free_slp_instance): New function.
4900 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4901 collect the load location in the interleaving chain.
4902 (vect_supported_slp_permutation_p): New function.
4903 (vect_supported_load_permutation_p): Likewise.
4904 (vect_analyze_slp_instance): In case of loads permutation, call
4905 vect_supported_load_permutation_p to check that the permutation is
4907 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4908 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4909 (vect_create_mask_and_perm): New function.
4910 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4911 (vectorizable_load): Add an argument. Don't keep the created vectors
4912 statements in the node if permutation is required. Call
4913 vect_transform_slp_perm_load to generate the permutation.
4914 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4915 additional argument.
4916 (vect_schedule_slp_instance): In case of loads permutation, allocate
4917 vectorized statements structure for all the related SLP nodes. Call
4918 vect_transform_stmt with addditional argument.
4919 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4920 * config/spu/spu.c (spu_builtin_vec_perm): New.
4921 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4922 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4923 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4924 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4926 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4928 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4929 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4930 __gthread_cond_signal, __gthread_cond_timedwait,
4931 __gthread_cond_timedwait_recursive): New functions.
4932 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4934 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4937 2008-08-28 Richard Guenther <rguenther@suse.de>
4940 * fold-const.c (maybe_canonicalize_comparison_1): Require
4941 undefined overflow only for canonicalizing A +- CST cmp CST.
4942 Make sure to not generate new constants that are not inside
4943 their TYPE_MIN/MAX_VALUE range.
4944 (maybe_canonicalize_comparison): Remove undefined overflow
4946 (fold_binary): Remove now duplicate folding.
4948 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4950 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4951 use not updated in the last change.
4953 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4955 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4956 (IRA_COVER_CLASSES): Add FPUL_REGS.
4958 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4961 * c-common.c (conversion_warning): Check for null operands.
4963 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4966 * c-decl.c (check_for_loop_decls): Improve error message. Give
4969 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4972 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4973 (convert_for_assignment): Pass corrent OPT_W* parameter to
4974 WARN_FOR_ASSIGNMENT.
4976 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4979 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4981 2008-08-27 Paul Brook <paul@codesourcery.com>
4983 * config.gcc: Loosen checks for arm uclinux eabi targets.
4985 2008-08-27 Paul Brook <paul@codesourcery.com>
4987 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4989 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4991 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4993 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4994 the enumerators of an ENUMERAL_TYPE.
4995 * dbxout.c (dbxout_type): Ditto.
4997 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5000 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5001 (fwprop_addr): Check that the loop_father is not the outer loop.
5003 2008-08-26 Paul Brook <paul@codesourcery.com>
5005 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5006 Remove documentation entry for fmul type.
5007 Use fmuls to annotate single-precision multiplication patterns,
5008 fmuld to annotate double-precision multiplication patterns,
5009 fmacs to annotate single-precision multiply-accumulate patterns
5010 and fmacd to annotate double-precision multiply-accumulate patterns.
5011 * config/arm/vfp11.md: Update reservations accordingly.
5012 * config/arm/arm.md: Note that certain values of the "type"
5013 attribute are documented in vfp.md.
5014 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5015 (v10_cvt): Use new fmul types.
5017 2008-08-26 Paul Brook <paul@codesourcery.com>
5019 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5020 * config/arm/vfp11.md: ...here. New.
5021 * config/arm/arm.md: Include vfp11.md.
5023 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5025 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5026 parameter to inform call.
5028 2008-08-26 Jeff Law <law@redhat.com>
5030 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5031 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5032 preferred class when copying a constant into a partial word register.
5034 2008-08-26 Ben Elliston <bje@au.ibm.com>
5036 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5037 * cp/typeck.c: Likewise.
5038 * cp/tree.c: Likewise.
5039 * gimple-low.c: Likewise.
5042 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5044 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5045 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5047 * doc/passes.texi: Describe IRA.
5049 * doc/tm.texi (IRA_COVER_CLASSES,
5050 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5052 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5053 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5054 -fira-propagate-cost, -fno-ira-share-save-slots,
5055 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5057 * flags.h (ira_algorithm): New enumeration.
5058 (flag_ira_algorithm, flag_ira_verbose): New external variable
5061 * postreload.c (gate_handle_postreload): Don't do post reload
5062 optimizations unless the reload is completed.
5064 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5067 * tree-pass.h (pass_ira): New external variable declaration.
5069 * reload.h: Add 2008 to the Copyright.
5071 * cfgloopanal.c: Include params.h.
5072 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5075 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5077 * toplev.c (ira.h): New include.
5078 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5079 (backend_init_target): Call ira_init.
5080 (backend_init): Call ira_init_once.
5081 (finalize): Call finish_ira_once.
5083 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5084 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5087 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5088 may_move_out_cost): New external variable declarations.
5089 (move_table): New typedef.
5091 * caller-save.c: Include headers output.h and ira.h.
5092 (no_caller_save_reg_set): New global variable.
5093 (save_slots_num, save_slots): New variables.
5094 (reg_save_code, reg_restore_code, add_stored_regs): Add
5096 (init_caller_save): Set up no_caller_save_reg_set.
5097 (init_save_areas): Reset save_slots_num.
5098 (saved_hard_reg): New structure.
5099 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5100 (initiate_saved_hard_regs, new_saved_hard_reg,
5101 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5103 (setup_save_areas): Add code for sharing stack slots.
5104 (all_blocks): New variable.
5105 (save_call_clobbered_regs): Process pseudo-register too.
5106 (mark_set_regs): Process pseudo-register too.
5107 (insert_one_insn): Put the insn after bb note in a empty basic
5108 block. Add insn check.
5110 * global.c (eliminable_regset): Make it external.
5111 (mark_elimination): Use DF_LR_IN for IRA.
5112 (pseudo_for_reload_consideration_p): New.
5113 (build_insn_chain): Make it external. Don't ignore spilled
5114 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5115 (gate_handle_global_alloc): New function.
5116 (pass_global_alloc): Add the gate function.
5118 * opts.c (decode_options): Set up flag_ira. Print the warning for
5120 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5122 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5124 * regmove.c (regmove_optimize): Don't do replacement of output for
5127 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5128 New external variable declarations.
5130 * local-alloc.c (update_equiv_regs): Make it external. Return
5131 true if jump label rebuilding should be done. Rescan new_insn for
5133 (gate_handle_local_alloc): New function.
5134 (pass_local_alloc): Add the gate function.
5136 * alias.c (value_addr_p, stack_addr_p): New functions.
5137 (nonoverlapping_memrefs_p): Use them for IRA.
5139 * common.opt (fira, fira-algorithm, fira-coalesce,
5140 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5141 fira-verbose): New options.
5143 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5144 move_cost, may_move_in_cost, may_move_out_cost): Make the
5146 (move_table): Remove typedef.
5147 (init_move_cost): Make it external.
5148 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5151 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5152 setup_reg_classes): New function prototypes.
5153 (eliminable_regset): New external variable declaration.
5154 (build_insn_chain, update_equiv_regs): New function prototypes.
5156 * Makefile.in (IRA_INT_H): New definition.
5157 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5158 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5159 (reload1.o, toplev.o): Add dependence on ira.h.
5160 (cfgloopanal.o): Add PARAMS_H.
5161 (caller-save.o): Add dependence on output.h and ira.h.
5162 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5163 ira-emit.o, ira-lives.o): New entries.
5165 * passes.c (pass_ira): New pass.
5167 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5169 * reload1.c (ira.h): Include the header.
5170 (changed_allocation_pseudos): New bitmap.
5171 (init_reload): Initiate the bitmap.
5172 (compute_use_by_pseudos): Permits spilled registers in FROM.
5173 (temp_pseudo_reg_arr): New variable.
5174 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5175 IRA. Call alter_reg with the additional parameter. Don't clear
5176 spilled_pseudos for IRA. Restore original insn chain for IRA.
5177 Clear changed_allocation_pseudos at the end of reload.
5178 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5179 (hard_regno_to_pseudo_regno): New variable.
5180 (count_pseudo): Check spilled pseudos. Set up
5181 hard_regno_to_pseudo_regno.
5182 (count_spilled_pseudo): Check spilled pseudos. Update
5183 hard_regno_to_pseudo_regno.
5184 (find_reg): Use better_spill_reload_regno_p. Check
5185 hard_regno_to_pseudo_regno.
5186 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5188 (eliminate_regs_1): Use additional parameter for alter_reg.
5189 (finish_spills): Set up pseudo_previous_regs only for spilled
5190 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5191 more arguments. Don't clear live_throughout and dead_or_set for
5192 spilled pseudos. Use additional parameter for alter_reg. Call
5193 mark_allocation_change. Set up changed_allocation_pseudos.
5194 Remove sanity check.
5195 (emit_input_reload_insns, delete_output_reload): Use additional
5196 parameter for alter_reg. Call mark_allocation_change.
5197 (substitute, gen_reload_chain_without_interm_reg_p): New
5199 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5201 * testsuite/gcc.dg/20080410-1.c: New file.
5203 * config/s390/s390.h (IRA_COVER_CLASSES,
5204 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5206 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5208 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5210 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5212 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5214 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5216 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5218 2008-08-24 Jeff Law <law@redhat.com>
5219 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5220 when ignoring unavailable registers.
5222 2008-08-24 Jeff Law <law@redhat.com>
5223 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5224 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5225 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5226 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5228 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5229 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5231 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5232 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5233 * reload1.c (find_reg): Process registers in register allocation order.
5235 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5236 * toplev.c (backend_init_target): Move ira_init call from
5238 (lang_dependent_init_target): ...to here.
5240 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5241 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5242 calculate memory move costs for NO_REGS.
5244 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5245 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5246 STACK_REGS is defined.
5248 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5249 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5251 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5252 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5254 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5255 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5256 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5259 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5260 Dorit Nuzman <dorit@il.ibm.com>
5262 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5263 vec_extract_evenv4sf, vec_extract_evenv8hi,
5264 vec_extract_evenv16qi, vec_extract_oddv4si,
5265 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5266 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5267 vec_interleave_highv4si, vec_interleave_lowv4si,
5268 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5269 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5270 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5272 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5275 * config/rs6000/rs6000.c (optimization_options): Don't default to
5276 section anchors without toplevel reorder.
5278 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5280 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5281 (mfc_end_critical_section): Likewise.
5283 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5285 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5286 all type qualifiers from element type to vector type.
5288 2008-08-25 David Daney <ddaney@avtrex.com>
5290 * config/mips/mips.md (immediate_insn): Move up in file, fix
5291 comment typo, reformat.
5292 (fetchop_bit, atomic_hiqi_op memory_barrier,
5293 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5294 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5295 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5296 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5297 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5298 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5299 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5300 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5301 sync_old_nand<mode>, sync_new_nand<mode>,
5302 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5303 test_and_set_12): Moved to sync.md.
5305 * config/mips/sync.md: New file.
5307 2008-08-25 Richard Henderson <rth@redhat.com>
5309 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5310 (regsave): Likewise.
5311 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5312 (output_cfi_directive): Likewise.
5313 (div_data_align): New.
5314 (output_cfi): Use it.
5316 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5318 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5319 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5320 (TARGET_OCTEON): New macro.
5321 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5322 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5323 (ISA_HAS_POP): New macro.
5324 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5326 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5328 * config/mips/mips.md (cpu): Add octeon.
5329 (type): Add pop attribute value.
5330 (popcount<mode>2): New pattern.
5331 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5333 2008-08-24 Jan Hubicka <jh@suse.cz>
5335 * doc/invoke.texi (-fipa-cp-clone): New option.
5336 (-fipa-cp): Update docs.
5337 (--param ipcp-unit-growth):New.
5338 * ipa-cp.c: Include fibheap.h, params.h
5339 (ipcp_initialize_node_lattices): When not cloning, all externally
5340 visible functions are bottom.
5341 (ipcp_need_redirect_p): Accept clones.
5342 (ipcp_insert_stage): Use cost driven heuristics.
5343 (max_count, dead_nodes): New static vars.
5344 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5345 ipcp_const_param_count): New functions.
5346 * common.opt (ipa-cp-clone): New command line option.
5347 * params.def (ipcp-unit-growth): New.
5349 2008-08-24 Jan Hubicka <jh@suse.cz>
5351 * tree-inline.c (tree_function_versioning): Look harder
5352 for referenced vars.
5354 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5356 PR tree-optimization/37185
5357 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5359 2008-08-23 Jan Hubicka <jh@suse.cz>
5361 * ipa-cp.c (ipcp_analyze_node): New function.
5362 (ipcp_update_cloned_node): Use it.
5363 (ipcp_init_stage): Likewise.
5364 * ipa-inline.c (function_insertion_hook_holder): New static var.
5365 (analyze_function): Break out from ....
5366 (inline_generate_summary): Here; register insertion hook.
5367 (cgraph_decide_inlining): Remove hook.
5368 (add_new_function): New function.
5370 2008-08-23 Jan Hubicka <jh@suse.cz>
5372 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5374 2008-08-23 Jan Hubicka <jh@suse.cz>
5376 * ipa-cp.c (constant_val_insert): Remove.
5377 (ipcp_propagate_one_const): Remove.
5378 (ipcp_create_replace_map): Always insert replacements to the map.
5379 (ipcp_insert_stage): Do not try to insert statements by hand.
5380 * tree-inline.c (insert_init_stmt): Break out from ...
5381 (setup_one_parameter): ... here; allow NULL BB pointer.
5382 (tree_function_versioning): Use setup_one_parameter to process
5385 2008-08-23 Jan Hubicka <jh@suse.cz>
5387 * tree.c (decl_address_ip_invariant_p): New function.
5388 * tree.h (decl_address_ip_invariant_p): Declare.
5389 * gimple.c (strip_invariant_refs): Break out from ...
5390 (is_gimple_invariant_address): ... here
5391 (is_gimple_ip_invariant_address): New function.
5392 (is_gimple_ip_invariant): New function.
5393 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5396 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5397 (ipcp_lat_is_insertable): All constants are insertable.
5398 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5399 IPA_CONST_VALUE_REF.
5400 (ipcp_initialize_node_lattices): Propagate all types of operands.
5401 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5402 (ipcp_create_replace_map): Reformat.
5403 (ipcp_need_redirect_p): Simplify.
5404 (ipcp_insert_stage): Check that argument is used before clonning.
5405 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5407 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5408 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5409 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5410 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5411 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5412 * tree-inline.c (tree_function_versioning): Add variables referenced
5415 2008-08-23 Jan Hubicka <jh@suse.cz>
5418 * i386.c (standard_80387_constant_p): Use optimize_size.
5420 2008-08-23 Ira Rosen <irar@il.ibm.com>
5422 PR tree-optimization/37161
5423 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5424 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5425 (vect_determine_vectorization_factor): Move the scalar type
5426 retrieval to vect_get_smallest_scalar_type.
5427 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5428 scalar type. Remove redundant computation.
5429 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5430 (vect_get_slp_defs): Take the type of RHS into account if
5431 necessary by calling vect_get_smallest_scalar_type. Call
5432 vect_get_constant_vectors with additional argument.
5434 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5437 * doc/invoke.texi (Wwrite-strings): Clarify description.
5439 2008-08-23 Ira Rosen <irar@il.ibm.com>
5441 PR tree-optimization/37174
5442 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5443 def stmt is a part of the loop before accessing its stmt_vec_info.
5445 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5448 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5449 (*swap): New insn pattern.
5450 (*ashlqi3): Rename from ashlqi3 insn pattern.
5451 (ashlqi3): New expanders.
5452 (*lshrqi3): Rename from lshrqi3 insn pattern.
5453 (lshrqi3): New expanders.
5454 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5455 lshrqi3_const5, lshrqi3_const6): New splitters.
5456 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5457 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5460 2008-08-22 Richard Guenther <rguenther@suse.de>
5462 PR tree-optimization/37078
5463 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5464 [+INF, +INF] ranges.
5466 2008-08-22 Richard Guenther <rguenther@suse.de>
5468 PR tree-optimization/37143
5469 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5470 a conversion statement instead of a copy.
5472 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5475 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5476 CCCmode, CCOmode and CCSmode destination modes.
5479 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5480 from different units in a single alternative.
5481 (*vec_extractv2sf_1): Ditto.
5482 (*vec_extractv2si_0): Ditto.
5483 (*vec_extractv2si_1): Ditto.
5484 * config/i386/sse.md (sse2_storehpd): Ditto.
5485 (sse2_storelpd): Ditto.
5486 (sse2_loadhpd): Ditto.
5487 (sse2_loadlpd): Ditto.
5490 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5491 (popcountsi2): Ditto.
5492 (clzdi2_abm): Ditto.
5493 (popcountdi2): Ditto.
5494 (clzhi2_abm): Ditto.
5495 (popcounthi2): Ditto.
5497 2008-08-22 Richard Guenther <rguenther@suse.de>
5501 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5502 if the multiplication does not overflow.
5504 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5506 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5508 2008-08-21 Richard Henderson <rth@redhat.com>
5510 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5511 spurrious comma from test.
5512 * configure: Rebuild.
5514 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5517 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5520 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5522 * c-tree.h (grokfield): New argument.
5523 * c-decl.c (grokfield): Handle new location argument.
5524 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5526 2008-08-21 Richard Guenther <rguenther@suse.de>
5528 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5530 2008-08-21 Jan Hubicka <jh@suse.cz>
5532 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5533 (cgraph_add_function_insertion_hook,
5534 cgraph_remove_function_insertion_hook,
5535 cgraph_call_function_insertion_hooks): New functions.
5536 * cgraph.h (cgraph_add_function_insertion_hook,
5537 cgraph_remove_function_insertion_hook,
5538 cgraph_call_function_insertion_hooks): Declare.
5539 * ipa-reference.c (function_insertion_hook_holder): New variable.
5540 (check_operand, look_for_address_of): When checking late, do not care
5541 about module bitmaps.
5542 (add_new_function): New function.
5543 (generate_summary): Register hooks; zero module bitmaps.
5544 (propagate): Unregister hooks.
5545 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5546 (add_new_function): New function.
5547 (generate_summary): Register hook.
5548 (propagate): Remove hook.
5550 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5552 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5553 * ipa-cp.c (ipcp_update_cloned_node): New function.
5554 (build_const_val): Handle functions correctly; bring type logic
5555 into sync with tree-inline.c
5556 (ipcp_init_stage): Take care of computing stuff needed by
5557 indirect inlining; update clones.
5558 (ipcp_generate_summary): Break out of ipcp_driver.
5559 (ipcp_driver): Do only execution and transformation.
5560 (pass_ipa_cp): Make IPA_PASS.
5561 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5563 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5564 ipcp, some info is already available.
5565 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5566 * tree-inline.c (remap_ssa_name): Unshare expression.
5568 2008-08-21 Richard Guenther <rguenther@suse.de>
5570 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5571 a PHI ask VN if it is already available.
5572 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5573 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5575 2008-08-21 Richard Guenther <rguenther@suse.de>
5578 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5579 makes sure to produce a result of the correct type.
5581 2008-08-21 Jan Hubicka <jh@suse.cz>
5582 Backport from LTO branch:
5584 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5585 Jan Hubicka <jh@suse.cz>
5588 (init_state, finish_state, set_function_state, generate_summary):
5590 (scan_stmt): Renamed from scan_function. Changed to keep state in
5591 local static vars rather than cgraph aux field.
5592 (propagate): Renamed from static_execute. Changed to keep state in
5593 local static vars rather than cgraph aux field.
5594 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5595 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5597 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5599 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5600 * ipa-reference.c (init_function_info, generate_summary,
5601 propagate): New functions.
5602 (analyze_function): Call init_function_info.
5603 (static_execute): Stripped into generate_summary and propagate.
5604 (pass_ipa_reference): Made into ipa_opt_pass.
5606 2008-08-21 Richard Guenther <rguenther@suse.de>
5608 PR tree-optimization/37181
5609 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5611 (extract_range_from_unary_expr): Likewise.
5613 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5615 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5617 * toplev.h (pedwarn_at): Likewise.
5618 * builtins.c: Update all calls to pedwarn.
5619 * c-lex.c: Likewise.
5620 * toplev.c: Likewise.
5621 * c-tree.h: Likewise.
5622 * c-decl.c: Likewise.
5623 * c-errors.c: Likewise.
5624 * c-typeck.c: Likewise.
5625 * c-common.c: Likewise.
5626 * c-parser.c: Likewise.
5628 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5631 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5632 with MODE_VECTOR_INT mode.
5634 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5637 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5638 initialized outside the current module.
5639 (warn_uninitialized_var): Ignore left-hand side when walking the
5640 trees. Ignore address expressions. Examine VUSE operands in gimple
5641 statements with a variable declaration on the right-hand side.
5643 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5646 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5648 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5651 * c-common.c (conversion_warning): Do not warn if applying bit-and
5652 operator to unsigned constant that fits in the target type.
5654 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5657 * c-common.c (conversion_warning): Do not warn for artificial
5660 2008-08-20 Richard Guenther <rguenther@suse.de>
5662 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5663 (extract_range_from_binary_expr): Fall back to constant propagation.
5664 (extract_range_from_unary_expr): Likewise.
5666 2008-08-20 Richard Guenther <rguenther@suse.de>
5668 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5669 with TREE_THIS_VOLATILE on shared nodes.
5670 (fold_stmt_r): Likewise.
5672 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5675 * c-parser.c (c_parser_attributes): For keywords use canonical
5676 spelling for attr_name.
5678 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5680 * value-prof.c (check_counter): Revert wrong call to error.
5682 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5684 * profile.c: Update calls to inform.
5685 * value-prof.c: Update calls to inform.
5687 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5689 * diagnostic.c (inform): Add an explicit location_t parameter.
5690 * toplev.h (inform): Update declaration.
5691 * builtins.c: Update all calls to inform.
5692 * c-common.c: Likewise.
5693 * c-decl.c: Likewise.
5694 * c-opts.c: Likewise.
5695 * c-pch.c: Likewise.
5696 * c-pragma.c: Likewise.
5697 * c-typeck.c: Likewise.
5698 * coverage.c: Likewise.
5700 * toplev.c: Likewise.
5701 * tree-cfg.c: Likewise.
5702 * tree-ssa.c: Likewise.
5704 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5707 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5708 V2DI mode, for SSE4.1, use movq instead of vector set if the
5709 second element is zero and inter-unit moves are OK.
5711 2008-08-20 Richard Guenther <rguenther@suse.de>
5713 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5714 properly handle conversion/copy chains after tuplification.
5716 2008-08-20 Richard Guenther <rguenther@suse.de>
5718 * passes.c (init_optimization_passes): Move the second
5719 forwprop pass before alias computation. Remove the second
5720 DCE pass. Remove the first dominator and phi copy/const
5723 2008-08-20 Nick Clifton <nickc@redhat.com>
5725 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5726 support of this feature. Do not assume that a sufficiently new
5727 assembler will support the feature regardless of the target type.
5728 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5729 * configure: Regenerate.
5731 2008-08-20 Richard Guenther <rguenther@suse.de>
5733 * tree-vrp.c (found_in_subgraph): Remove.
5734 (live): New global static.
5735 (live_on_edge): New function.
5736 (blocks_visited): Remove.
5737 (register_edge_assert_for_2): Use live_on_edge.
5738 (find_conditional_asserts): Remove code dealing with
5739 found_in_subgraph. Do not walk the CFG.
5740 (find_switch_asserts): Likewise.
5741 (find_assert_locations_1): Renamed from find_assert_locations.
5742 Move finding assert locations for conditional and switch
5743 statements first. Update live bitmap. Do not walk the CFG.
5744 (find_assert_locations): New function.
5745 (insert_range_assertions): Remove entry of CFG walk.
5746 Adjust call to find_assert_locations.
5747 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5748 that only can appear because of fake exit edges but assert we
5749 never try to insert on those.
5750 (fini_pre): Do not remove fake exit edges here...
5751 (execute_pre): ...but here, before committing edge inserts.
5753 2008-08-19 Richard Guenther <rguenther@suse.de>
5755 * passes.c (init_optimization_passes): Exchange store-ccp
5758 2008-08-19 Rafael EspÃndola <espindola@google.com>
5760 * varasm.c (weak_decls): Move earlier in the file.
5761 (assemble_external): Add weak decls to the weak_decls list.
5762 (declare_weak): Don't add decls to the weak_decls list.
5764 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5767 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5768 before (sse2_shufpd_<mode>).
5770 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5773 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5774 * tree.c (block_nonartificial_location): Likewise.
5776 2008-08-19 Richard Guenther <rguenther@suse.de>
5778 PR tree-optimization/35972
5779 PR tree-optimization/23094
5780 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5782 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5783 handle MISALIGNED_INDIRECT_REF.
5784 (get_ref_from_reference_ops): New helper.
5785 (vn_reference_lookup_pieces): Walk the use-def chain using the
5786 alias-oracle if requested.
5787 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5788 walking the use-def chain.
5789 (compute_avail): But not here.
5790 (create_component_ref_by_pieces_1): Properly handle
5791 MISALIGNED_INDIRECT_REF.
5792 (do_regular_insertion): Handle fully redundant
5793 expressions after PHI-translation also for SSA_NAME values, not
5794 only constants. Correctly use edoubleprime for that.
5796 2008-08-19 Ira Rosen <irar@il.ibm.com>
5798 * tree-vectorizer.c (supportable_widening_operation): Support
5799 multi-step conversion, return the number of steps in such conversion
5800 and the required intermediate types.
5801 (supportable_narrowing_operation): Likewise.
5802 * tree-vectorizer.h (vect_pow2): New function.
5803 (supportable_widening_operation): Change argument types.
5804 (supportable_narrowing_operation): Likewise.
5805 (vectorizable_type_promotion): Add an argument.
5806 (vectorizable_type_demotion): Likewise.
5807 * tree-vect-analyze.c (vect_analyze_operations): Call
5808 vectorizable_type_promotion and vectorizable_type_demotion with
5809 additional argument.
5810 (vect_get_and_check_slp_defs): Detect patterns.
5811 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5813 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5814 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5815 factor according to the smallest type in the loop.
5816 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5817 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5818 supportable_widening_operation with correct arguments.
5819 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5820 operands lists according to the number of vector statements in left
5821 or right node, if exists.
5822 (vect_gen_widened_results_half): Remove unused argument.
5823 (vectorizable_conversion): Call supportable_widening_operation,
5824 supportable_narrowing_operation, and vect_gen_widened_results_half
5825 with correct arguments.
5826 (vectorizable_assignment): Change documentation, support multiple
5828 (vectorizable_operation): Likewise.
5829 (vect_get_loop_based_defs): New function.
5830 (vect_create_vectorized_demotion_stmts): Likewise.
5831 (vectorizable_type_demotion): Support loop-aware SLP and general
5832 multi-step conversion. Call vect_get_loop_based_defs and
5833 vect_create_vectorized_demotion_stmts for transformation.
5834 (vect_create_vectorized_promotion_stmts): New function.
5835 (vectorizable_type_promotion): Support loop-aware SLP and general
5836 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5838 (vectorizable_store): Change documentation, support multiple
5840 (vectorizable_load): Likewise.
5841 (vect_transform_stmt): Pass SLP_NODE to
5842 vectorizable_type_promotion and vectorizable_type_demotion.
5843 (vect_schedule_slp_instance): Move here the calculation of number
5844 of vectorized statements for each node from...
5845 (vect_schedule_slp): ... here.
5846 (vect_transform_loop): Call vect_schedule_slp without the last
5849 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5852 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5853 to == in assert statement.
5854 (vectorizable_reduction): Fix typo.
5856 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5859 * value-prof.c (check_counter): Dereference pointer to overall
5860 count when printing it.
5862 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5864 * profile.h: Really add it.
5866 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5868 * mcf.c: Really add it.
5870 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5871 Vinodha Ramasamy <vinodha@google.com>
5873 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5875 * value-prof.c (check_counter): Fix the counter if
5876 flag_profile_correction is true.
5877 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5878 tree_mod_subtract_transform):
5879 Follow check_counter parameter change.
5880 * common.opt (fprofile-correction): New option.
5882 * profile.h: Likewise.
5883 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5884 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5885 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5887 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5888 flag_profile_correction is set.
5890 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5892 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5894 2008-08-18 Tomas Bily <tbily@suse.cz>
5896 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5897 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5899 * tree-data-ref.c (split_constant_offset_1): Likewise.
5900 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5901 * tree-sra.c (sra_walk_expr): Likewise.
5902 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5903 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5904 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5905 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5907 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5908 * tree-vect-transform.c (vectorizable_type_demotion)
5909 (vectorizable_type_promotion): Likewise.
5910 * tree-inline.c (expand_call_inline):
5911 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5912 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5913 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5914 * expr.c (expand_expr_real_1): Likewise.
5915 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5916 (gimple_assign_unary_useless_conversion_p): Likewise.
5917 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5918 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5919 * fold-const.c (fold_unary): Likewise.
5920 * tree.h (CONVERT_EXPR_P): Likewise.
5921 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5922 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5924 (register_edge_assert_for_2, extract_range_from_unary_expr)
5925 (register_edge_assert_for_1): Likewise.
5927 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5929 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5930 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5931 (enum real_value_const): Delete.
5932 (get_real_const): Delete.
5933 * real.c (get_real_const): Delete.
5934 (dconst_e_ptr): Define.
5935 (dconst_third_ptr): Define.
5936 (dconst_sqrt2_ptr): Define.
5937 * builtins.c: Update all callers.
5939 2008-08-18 Richard Guenther <rguenther@suse.de>
5941 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5942 statement iterator after statement removal.
5944 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5946 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5947 (detect_processor_freebsd): Likewise.
5948 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5950 2008-08-18 Richard Guenther <rguenther@suse.de>
5952 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5953 and loads have the correct types.
5955 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5958 * c-opts.c (cpp_opts): Remove static.
5959 * c-parser.c (cpp_opts): Declare it extern.
5960 (disable_extension_diagnostics): Handle cpp options.
5961 (enable_extension_diagnostics): Likewise.
5963 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5965 * diagnostics.c (permerror_at): Rename as permerror.
5966 (permerror): Delete.
5967 * toplev.h: Likewise.
5969 2008-08-18 Richard Guenther <rguenther@suse.de>
5971 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5972 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5973 Move call_cdce before build_alias. Move copyrename2,
5974 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5975 right after final inlining.
5976 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5977 (pass_build_cfg): But instead via TODO_dump_func.
5979 2008-08-18 Richard Guenther <rguenther@suse.de>
5981 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5983 (scalarize_init): If we failed to generate some initializers
5984 do not generate zeros for not instantiated members. Instead
5985 rely on the copy out.
5986 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5987 about missing flow-sensitive alias info only if we have
5990 2008-08-17 Nick Clifton <nickc@redhat.com>
5992 * doc/extend.texi (Function Attributes): Fix typo in description
5993 if hot function attribute.
5995 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5996 Richard Sandiford <rdsandiford@googlemail.com>
5998 * doc/install.texi (--with-mips-plt): Document.
5999 * doc/invoke.texi (-mplt, -mno-plt): Document.
6000 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6001 and handle ${with_mips_plt}.
6002 * config/mips/mips.opt (mplt): New option.
6003 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6004 (TARGET_ABICALLS_PIC2): Likewise.
6005 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6006 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6007 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6008 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6009 to decide whether to output ".option picX" directives.
6010 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6011 Pass -call_nonpic rather than -KPIC for -mplt.
6012 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6013 on the command line. Also remove it when -mabi=64 is used without
6015 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6016 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6017 TARGET_ABICALLS_PIC0.
6018 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6020 (mips16_build_function_stub): Only output ".option pic" directives
6021 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6022 (mips16_build_call_stub): Fix comment and remove redundant
6023 ".set at"/"set .noat" directives.
6024 (mips_function_rodata_section): Use the default behaviour for
6025 TARGET_ABSOLUTE_ABICALLS.
6026 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6027 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6028 (mips_restore_gp): Do nothing if the current function doesn't use
6030 (mips_expand_prologue): Only save $gp if the current function uses it.
6031 Use a normal move for TARGET_ABICALLS_PIC0.
6032 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6034 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6036 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6037 of function when handling GLOBAL_POINTER_REGNUM.
6039 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6042 * common.opt (-fstack-check): Do not declare the variable here.
6043 (-fstack-check=): New option variant.
6044 * doc/invoke.texi (Code Gen Options): Document it.
6045 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6046 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6047 (STACK_CHECK_STATIC_BUILTIN): New macro.
6048 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6049 * opts.c: Include expr.h.
6050 (common_handle_option) <OPT_fold_stack_check_>: New case.
6051 <OPT_fstack_check>: Likewise.
6052 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6053 consistently in the test for variable-sized types. Adjust for
6054 new behaviour of flag_stack_check.
6055 * explow.c: Include except.h.
6056 (allocate_dynamic_stack_space): Do not take into account
6057 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6058 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6059 for variable-sized parameters. Treat all parameters whose size is
6060 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6061 stack checking is enabled.
6062 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6063 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6064 if generic stack checking is enabled.
6065 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6066 * reload1.c (reload): Likewise.
6067 * stmt.c (expand_decl): Assert that all automatic variables have
6068 fixed size at this point and remove dead code.
6069 * flags.h (stack_check_type): New enumeration type.
6070 (flag_stack_check): Declare.
6071 * toplev.c (flag_stack_check): New global variable.
6072 * Makefile.in (opts.o): Add dependency on EXPR_H.
6073 (explow.o): Add dependency on except.h.
6075 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6077 * config/avr/avr.c (avr_override_options): Reduce value of
6078 PARAM_INLINE_CALL_COST.
6080 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6082 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6083 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6084 lieu of TYPE_MODE (type) throughout.
6086 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6088 * config/arm/arm.c (add_minipool_backward_ref): Check for
6089 8-byte-aligned entries in second case of forcing insertion after a
6090 particular entry. Change third case to avoid inserting
6091 non-8-byte-aligned entries before 8-byte-aligned ones.
6093 2008-08-15 Richard Guenther <rguenther@suse.de>
6095 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6096 strip components for unknown size accesses.
6098 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6100 * config/s390/2097.md New file.
6101 * config/s390/s390.md ("z10prop" attribute): Define none,
6102 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6103 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6104 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6105 possible values and apply them to insns as appropriate.
6106 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6107 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6108 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6109 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6110 ("bfp" mode attribute): Removed. Every occurence replaced
6112 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6113 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6116 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6119 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6122 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6124 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6125 additional argument. Support reduction when duplication is needed due
6126 to data-types of different sizes in the loop.
6127 (get_initial_def_for_induction): Fix printout.
6128 (vect_get_vec_def_for_stmt_copy): Support case where the
6129 vec_stmt_for_operand is a phi node.
6130 (vectorizable_reduction): Support reduction when duplication is needed
6131 due to data-types of different sizes in the loop.
6132 (vectorizable_call): Remove restriction to not vectorize in case we
6133 have data-types of different sizes in the loop.
6134 (vectorizable_conversion): Likewise.
6135 (vectorizable_operation): Likewise.
6136 (vectorizable_type_demotion): Likewise.
6137 (vectorizable_type_promotion): Likewise.
6138 (vectorizable_induction): Add restriction to not vectorize in case
6139 we have data-types of different sizes in the loop.
6141 2008-08-14 Christophe Saout <christophe@saout.de>
6142 Uros Bizjak <ubizjak@gmail.com>
6145 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6146 (*vec_concatv2di_rex64_sse4_1): Ditto.
6147 (*vec_concatv2di_rex64_sse): Ditto.
6149 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6152 * fold-const.c (fold_widened_comparison): Do not allow
6153 sign changes that change the result even if shorter type
6154 is wider than arg1_unw's type.
6156 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6158 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6159 Skip if the multilib testing specifies -march that does not
6160 agree with the one specified in the testcase.
6162 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6164 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6165 zero extend SImode values being converted to TFmode before passing
6168 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6170 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6171 __PPU__ when targeting the Cell/B.E. PPU processor.
6173 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6175 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6176 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6177 Rematerialize the static chain, if any.
6178 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6181 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6183 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6184 (new_loc_descr): Likewise.
6185 (add_loc_descr): Likewise.
6186 (size_of_loc_descr): Likewise.
6187 (size_of_locs): Likewise.
6188 (output_loc_operands): Likewise.
6189 (output_loc_sequence): Likewise.
6190 (new_reg_loc_descr): New.
6191 (build_cfa_loc): Use it.
6192 (build_cfa_aligned_loc): Likewise.
6193 (one_reg_loc_descriptor): Likewise.
6194 (based_loc_descr): Likewise.
6196 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6199 * doc/invoke.texi (Wmain): Update.
6200 * c-decl.c (start_decl): warn_main is only 0 or 1.
6201 (start_function): Likewise. Fix formatting.
6202 (finish_function): Delete redundant warning.
6203 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6204 * c-opts (c_common_handle_option): -Wall only has effect if
6205 warn_main is uninitialized. OPT_Wmain is automatically
6206 handled. -pedantic also enables Wmain.
6207 (c_common_post_options): Handle all logic for Wmain here.
6208 * c-common.c (warn_main): Delete.
6209 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6210 * c-common.h (warn_main): Delete.
6212 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6215 * expr.c (emit_group_store): Allocate stack temp with the
6216 largest alignment when copying from register to stack.
6218 2008-08-13 Richard Guenther <rguenther@suse.de>
6220 * tree.h (maybe_fold_offset_to_address): Declare.
6221 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6222 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6223 Likewise for POINTER_PLUS_EXPR.
6224 (maybe_fold_offset_to_reference): Enable disabled code.
6225 (maybe_fold_offset_to_address): New function.
6226 (fold_stmt_r): Use it.
6227 (fold_gimple_assign): Likewise.
6228 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6229 (gimplify_expr): Likewise.
6231 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6233 * toplev.h (pedwarn_at): Fix declaration.
6235 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6237 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6238 LINK_SPEC): Use %R in -Y P argument.
6240 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6243 * diagnostic.c (pedwarn_at): New.
6244 * toplev.h (pedwarn_at): Declare.
6245 * c-tree.h (build_enumerator): Update declaration.
6246 * c-decl.c (finish_enum): Update comment.
6247 (build_enumerator): Take a location parameter. Give a pedwarn but do
6248 not perform any conversion.
6249 * c-parser.c (c_parser_enum_specifier): Set correct location for
6252 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6255 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6256 expressions except for conversions to signed:1 bitfields. Handle
6257 COND_EXPR with constant operands.
6259 2008-08-13 Richard Guenther <rguenther@suse.de>
6261 PR tree-optimization/15255
6262 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6263 (struct oecount_s): New struct and VEC types.
6265 (oecount_hash): New function.
6266 (oecount_eq): Likewise.
6267 (oecount_cmp): Likewise.
6268 (zero_one_operation): New function.
6269 (build_and_add_sum): Likewise.
6270 (undistribute_ops_list): Perform un-distribution of multiplication
6271 and division on the chain of summands.
6272 (should_break_up_subtract): Also break up subtracts for factors.
6273 (reassociate_bb): Delete dead visited statements.
6274 Call undistribute_ops_list. Re-sort and optimize if it did something.
6275 * passes.c (init_optimization_passes): Move DSE before
6277 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6280 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6282 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6284 * doc/invoke.texi: Revert unintended checkin.
6286 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6289 * gcc.c (include_spec_function): Tweak call to find_a_file.
6291 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6294 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6295 and TRUTH_ORIF_EXPR.
6296 * dojump.c (do_jump): Likewise.
6298 PR tree-optimization/37084
6299 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6300 if id->regimplify, don't assume stmt is a cast assignment.
6302 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6304 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6306 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6309 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6312 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6314 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6315 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6317 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6318 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6319 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6320 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6321 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6323 * doc/tm.texi (Storage Layout): Remove documentation for
6324 TARGET_FLOAT_FORMAT.
6326 * simplify-rtx.c (simplify_binary_operation_1): Replace
6327 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6329 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6331 * real.h (struct real_format): New member has_sign_dependent_rounding.
6332 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6333 spu_single_format, ieee_double_format, mips_double_format,
6334 motorola_double_format, ieee_extended_motorola_format,
6335 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6336 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6337 mips_extended_format, ieee_quad_format, mips_quad_format,
6338 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6339 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6341 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6342 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6343 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6344 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6345 (ROUND_TOWARDS_ZERO): Likewise.
6347 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6348 (FLOAT_MODE_FORMAT): New macro.
6349 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6350 (MODE_COMPOSITE_P): ... this new macro.
6351 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6352 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6353 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6355 * flags.h: Include "real.h".
6357 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6358 REAL_MODE_FORMAT_COMPOSITE_P.
6359 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6361 * doc/tm.texi (Storage Layout): Remove documentation of
6362 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6363 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6364 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6365 they only apply to libgcc2.a.
6367 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6369 * config/spu/float_disf.c: New file.
6370 * config/spu/float_unsdisf.c: New file.
6371 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6372 (LIB2FUNCS_EXCLUDE): Define.
6374 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6375 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6377 * real.h (struct real_format): New member round_towards_zero.
6378 * real.c (round_for_format): Respect fmt->round_towards_zero.
6379 (ieee_single_format, mips_single_format, motorola_single_format,
6380 spu_single_format, ieee_double_format, mips_double_format,
6381 motorola_double_format, ieee_extended_motorola_format,
6382 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6383 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6384 mips_extended_format, ieee_quad_format, mips_quad_format,
6385 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6386 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6388 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6389 real_format to choose rounding mode when calling MPFR functions.
6390 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6391 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6393 * real.h (real_to_decimal_for_mode): Add prototype.
6394 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6395 Respect target rounding mode when generating decimal representation.
6396 (real_to_decimal): New stub for backwards compatibility.
6397 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6398 real_to_decimal_for_mode instead of real_to_decimal.
6400 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6402 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6403 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6405 * real.c (spu_single_format): New variable.
6406 * real.h (spu_single_format): Declare.
6408 * config/spu/spu.c (spu_override_options): Install SFmode format.
6409 (spu_split_immediate): Use integer mode to operate on pieces of
6410 floating-point values in all cases.
6412 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6413 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6414 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6416 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6418 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6420 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6422 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6424 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6427 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6428 on the VAR_DECL instead of TYPE_READONLY on its type.
6430 2008-08-12 Ira Rosen <irar@il.ibm.com>
6432 * tree-vectorizer.c: Depend on langhooks.h.
6433 (supportable_widening_operation): Add two arguments. Support double
6435 (supportable_narrowing_operation): Likewise.
6436 * tree-vectorizer.h (supportable_widening_operation): Add two
6438 (supportable_narrowing_operation): Likewise.
6439 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6440 supportable_widening_operation with correct arguments.
6441 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6442 (vectorizable_type_demotion): Support double type conversions.
6443 (vectorizable_type_promotion): Likewise.
6444 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6446 2008-08-11 Michael Matz <matz@suse.de>
6448 * i386/i386.c (override_options): Move initialisation from
6449 flag_schedule_insns_after_reload to here from ...
6450 (optimization_options): ... here.
6452 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6454 PR rtl-optimization/36998
6455 * dwarf2out.c (compute_barrier_args_size_1,
6456 compute_barrier_args_size): Temporarily remove assertions.
6458 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6461 * tree-ssa.c (struct walk_data): Add new flag
6462 warn_possibly_uninitialized.
6463 (warn_uninitialized_var): Use it.
6464 (warn_uninitialized_vars): New.
6465 (execute_early_warn_uninitialized): Call it.
6466 (execute_late_warn_uninitialized): Likewise.
6468 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6471 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6474 2008-08-09 Jan Hubicka <jh@suse.cz>
6477 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6479 (expand_fix): Be prepared for expansion to fail.
6480 (expand_sfix_optab): Remove instructions if expansion failed.
6482 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6484 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6486 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6487 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6489 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6491 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6492 mips/t-libgcc-mips16 to tmake_file.
6493 * config/mips/mips-protos.h (mips_call_type): New enum.
6494 (mips_pic_base_register, mips_got_load): Declare.
6495 (mips_restore_gp): Take an rtx argument.
6496 (mips_use_pic_fn_addr_reg_p): Declare.
6497 (mips_expand_call): Replace the sibcall_p argument with
6498 a mips_call_type argument. Add a lazy_p parameter.
6499 (mips_split_call): Declare.
6500 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6501 (MIPS16_PIC_TEMP): Likewise.
6502 (reg_class): Delete M16_NA_REGS.
6503 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6504 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6505 (mips_split_hi_p): Declare.
6506 * config/mips/mips.c (mips_split_hi_p): New array.
6507 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6508 (mips_got_symbol_type_p): New function.
6509 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6510 (mips16_stub_function_p): New function.
6511 (mips16_local_function_p): Likewise.
6512 (mips_use_pic_fn_addr_reg_p): Likewise.
6513 (mips_cannot_force_const_mem): Return false for HIGHs.
6514 Extend CONST_INT and symbolic handling to MIPS16, using
6515 mips_symbol_insns to check that the base symbol type is a
6516 legitimate constant. Reject GOT-based constants if
6517 TARGET_MIPS16_PCREL_LOADS.
6518 (mips_const_insns): Check targetm.cannot_force_const_mem when
6519 decomposing a symbolic base and a large offset.
6520 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6521 When calling a function that needs $25 from MIPS16 code,
6522 move the target address into $25 separately and add a USE
6524 (mips16_gp_pseudo_reg): Insert the initializer immediately
6525 before the first real insn.
6526 (mips_pic_base_register, mips_got_load): New functions.
6527 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6528 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6529 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6530 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6531 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6532 also passing NULL_RTX rather than const0_rtx as the aux argument.
6533 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6534 instead of TARGET_EXPLICIT_RELOCS.
6535 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6536 (mips_load_call_address): Replace the sibcall_p argument with
6537 a mips_call_type argument. Use mips_got_load.
6538 (mips16_local_alias): New structure.
6539 (mips16_local_aliases): New variable.
6540 (mips16_local_aliases_hash): New function.
6541 (mips16_local_aliases_eq): Likewise.
6542 (mips16_local_alias): Likewise.
6543 (mips16_stub_function): Likewise.
6544 (mips16_build_function_stub): Create a local alias for the target
6545 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6546 .cpload directive and an R_MIPS_NONE relocation for the target
6547 function, then load the alias rather than the function itself.
6548 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6549 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6550 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6551 (mips16_build_call_stub): Replace the FN parameter with an
6552 FN_PTR parameter. Force the address into a register if it
6553 isn't a call_insn_operand; don't rely on the caller to do this.
6554 If a call to a locally-defined and locally-binding MIPS16
6555 function must be made indirectly, redirect the call to the
6556 function's local alias. Use mips16_stub_function_p,
6557 mips16_stub_function, mips_expand_call and use_reg.
6558 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6559 Use explicit %hi and %lo accesses where possible.
6560 Use MIPS_CALL to generate the correct code form of a
6561 jal instruction. Add clobbers of $18 instead of uses.
6562 Update the call to mips_emit_call_insn.
6563 (mips_expand_call): Replace the SIBCALL_P argument with a
6564 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6565 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6566 allowing it to modify the call address. Update the calls to
6567 mips_load_call_address and mips_emit_call_insn.
6568 (mips_split_call): New function.
6569 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6570 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6571 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6572 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6573 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6575 (mips_cprestore_slot): New function.
6576 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6577 and use mips_cprestore_slot.
6578 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6580 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6581 then use a copygp_mips16 instruction to set up $28.
6582 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6583 (mips16_lay_out_constants): Call split_all_insns_noflow.
6584 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6585 false if TARGET_MIPS16.
6586 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6587 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6588 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6589 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6590 MIPS16 code. Allow MIPS16 o32 PIC.
6591 (mips_override_options): Allow MIPS16 o32 PIC.
6592 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6593 after reload if TARGET_USE_GOT.
6594 (UNSPEC_COPYGP): New constant.
6595 (length): Use a default length of 8 for MIPS16 GOT loads.
6596 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6597 (*got_page<mode>): Check mips_split_hi_p.
6598 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6599 (unspec_got<mode>, unspec_call<mode>): New expanders.
6600 (load_got<mode>, load_call<mode>): Remove the length attributes.
6601 Use a got attribute instead of a type attribute.
6602 (copygp_mips16): New insn.
6603 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6604 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6605 (sibcall, sibcall_value, call, call_value): Update the calls
6606 to mips_expand_call.
6607 (call_internal, call_value_internal): Use mips_split_call.
6608 (call_value_multiple_internal): Likewise.
6609 (call_split): Move after call_internal (the insn it is split from).
6610 (call_internal_direct, call_value_internal_direct): Turn into
6611 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6612 (call_direct_split, call_value_direct_split): New patterns.
6613 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6614 and use M16_REGS instead of M16_NA_REGS.
6615 * config/mips/predicates.md (const_call_insn_operand): Replace
6616 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6617 mips_use_pic_fn_addr_reg_p check.
6618 (move_operand): Reject HIGHs if mips_split_hi_p.
6619 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6620 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6621 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6622 * config/mips/libgcc-mips16.ver: New file.
6623 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6624 $(srcdir)/config/mips/libgcc-mips16.ver.
6626 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6628 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6630 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6631 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6632 (mips16_cfun_returns_in_fpr_p): Likewise.
6634 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6636 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6637 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6638 rather than 4 to PC.
6640 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6642 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6643 (FUNCTION_PROFILER): Save the static chain pointer into $2
6644 beforehand and restore it aftewards.
6645 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6646 address directly into $25 and call the function through $25;
6647 do not clobber $3. Pad the DImode version to cover the space
6648 left by the deleted $25 <- $3 move.
6649 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6650 the removal of the $25 <- $3 move.
6651 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6652 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6654 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6655 Daniel Jacobowitz <dan@codesourcery.com>
6657 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6658 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6659 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6660 * config/mips/mips.c (mips_start_function_definition): New function.
6661 (mips_end_function_definition): Likewise.
6662 (mips_output_function_prologue): Use mips_start_function_definition.
6663 (mips_output_function_epilogue): Use mips_end_function_definition.
6664 (build_mips16_function_stub): Use mips_start_function_definition
6665 and mips_end_function_definition.
6666 (build_mips16_call_stub): Likewise.
6668 2008-08-09 Richard Guenther <rguenther@suse.de>
6670 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6671 * gimple.h (gimple_call_fn): Adjust comment.
6672 (gimple_call_set_fndecl): New function.
6673 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6674 longer having bare FUNCTION_DECL operand.
6675 (gimple_call_return_type): Likewise.
6676 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6678 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6679 (gimple_mod_pow2): Likewise.
6680 (gimple_mod_subtract): Likewise.
6681 (gimple_ic): Likewise.
6682 (gimple_stringop_fixed_value): Likewise.
6683 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6684 longer having bare FUNCTION_DECL operand.
6685 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6686 * omp-low.c (optimize_omp_library_calls): Likewise.
6687 * cgraphunit.c (update_call_expr): Likewise.
6688 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6689 (execute_convert_to_rsqrt): Likewise.
6690 * cfgexpand.c (gimple_to_tree): Simplify.
6691 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6692 bare FUNCTION_DECL operand.
6693 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6694 (convert_gimple_call): Use gimple_call_fndecl.
6695 * c-common.c (c_warn_unused_result): Likewise.
6697 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6700 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6701 (c_finish_return): Likewise.
6702 (c_start_case): Likewise.
6703 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6704 * c-parser.c (c_parser_condition): New. Call
6705 verify_sequence_points.
6706 (c_parser_paren_condition): Call c_parser_condition.
6707 (c_parser_for_statement): Call c_parser_condition.
6709 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6712 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6713 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6714 Moved from diagnostic.h
6715 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6717 (emit_diagnostic): New.
6718 (warning0, pedwarn0): Delete.
6719 (warning, warning_at, pedwarn, permerror): Return bool.
6720 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6721 Moved to diagnostic.c.
6722 (struct diagnostic_context): Use correct type for
6723 classify_diagnostic.
6724 (diagnostic_report_diagnostic): Update declaration.
6725 (emit_diagnostic): Declare.
6726 * errors.c (warning): Return bool.
6727 * errors.h (warning): Update declaration.
6728 * toplev.h (warning0, pedwarn0): Delete.
6729 (warning, warning_at, pedwarn, permerror): Return bool.
6730 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6731 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6732 inform. Update all calls.
6733 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6734 before giving informative note.
6735 (implicit_decl_warning): Likewise.
6736 * c-typeck.c (build_function_call): Likewise.
6737 * tree-sssa.c (warn_uninit): Likewise.
6738 * builtins.c (gimplify_va_arg_expr): Likewise.
6740 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6743 * doc/invoke.texi (-Wextra): Move warning from here...
6744 (-Wuninitialized): ... to here.
6746 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6749 * flags.h (set_Wunused): Delete
6750 * toplev.c (process_options): Handle Wunused flags here.
6751 * opts.c (maybe_warn_unused_parameter): Delete.
6752 (common_handle_option): Replace set_Wunused by warn_unused.
6753 (set_Wextra): Do not handle Wunused-parameter here.
6754 (set_Wunused): Delete.
6755 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6757 * common.opt (Wunused): Add Var and Init.
6758 (Wunused-function): Likewise.
6759 (Wunused-label): Likewise.
6760 (Wunused-parameter): Likewise.
6761 (Wunused-value): Likewise.
6762 (Wunused-variable): Likewise.
6764 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6766 * doc/invoke.texi: Add cpu_type power7.
6767 * config.in (HAVE_AS_VSX): New.
6768 * config.gcc: Add cpu_type power7.
6769 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6771 * configure: Regenerate.
6772 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6774 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6775 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6776 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6778 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6780 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6781 type to vectorize.builtin_conversion.
6782 (vectorizable_conversion): Likewise.
6783 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6784 integral type as input.
6785 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6787 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6788 and ALTIVEC_BUILTIN_VCTSXS.
6789 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6792 2008-08-08 Richard Guenther <rguenther@suse.de>
6794 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6795 (surely_varying_stmt_p): Calls are varying only if they are
6796 non-builtin and not indirect or have no result.
6797 (ccp_fold): Re-instantiate code before the tuples merge.
6799 2008-08-08 Richard Guenther <rguenther@suse.de>
6801 PR tree-optimization/37056
6802 * gimple.h (gimple_assign_rhs_class): New helper function.
6803 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6804 unary operations properly.
6806 2008-08-07 Jan Hubicka <jh@suse.cz>
6808 * i386.h (ix86_size_cost): Declare.
6809 (ix86_cur_cost): New function macro.
6810 * i386.md (peepholes expanding size and splitters): Predicate by
6811 optimize_insn_for_speed_p.
6812 (peepholes reduce size and splitters): Predicate by
6813 optimize_insn_for_size_p.
6814 * i386.c (ix86_size_cost): Rename from ...
6815 (size_cost): This one.
6816 (override_options): Update.
6817 (decide_alg): Likewise.
6818 (ix86_expand_clear): Use RTL profile.
6819 (ix86_pad_returns): Use RTL profile.
6821 2008-08-07 Jan Hubicka <jh@suse.cz>
6823 * recog.c (split_all_insns): Set RTL profile
6824 (peephole2_optimize): Likewise.
6825 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6826 * combine.c (combine_instructions): Likewise.
6828 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6830 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6832 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6834 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6835 value in a6 after the set_frame_ptr insn.
6837 2008-08-07 Richard Henderson <rth@redhat.com>
6840 * gcc.c (cpp_options): Pass along -g*.
6842 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6844 * config/arm/arm.c (output_move_neon): Update comment describing
6845 big-endian vector layout.
6846 (arm_assemble_integer): Do not handle big-endian NEON vectors
6848 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6849 neon_vget_lane<mode>_sext_internal,
6850 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6851 element indices for big-endian.
6853 2008-08-07 Richard Henderson <rth@redhat.com>
6855 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6856 * configure, config.in: Rebuild.
6857 * debug.h (dwarf2out_do_cfi_asm): Declare.
6858 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6859 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6860 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6861 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6863 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6865 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6866 movv2si_internal): Combine into mov<mode>_internal.
6867 (movv2si_internal_2): Remove.
6869 2008-08-07 Jan Hubicka <jh@suse.cz>
6872 * i386.md (single stringop patterns): Enable unconditionally.
6874 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6877 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6879 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6880 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6882 * config/i386/sse.md (sse2_movq128): New.
6884 * doc/extend.texi: Document __builtin_ia32_movq128.
6886 2008-08-07 Richard Guenther <rguenther@suse.de>
6889 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6890 pointers can access anything.
6892 2008-08-06 Jan Hubicka <jh@suse.cz>
6894 * optabs.c (emit_unop_insn): Break out to ...
6895 (maybe_emit_unop_insn): ... this one.
6896 (expand_sfix_optab): Use maybe variant.
6897 * optabs.h (maybe_emit_unop_insn): Declare.
6899 * i386.md (mov0 patterns): Enable by default.
6900 (FP conversion expanders): Disable expansion of code expanding
6901 sequences when instruction should be optimized for size.
6902 (single strinop patterns): Enable when optimizing for size.
6903 (string expanders): Disable expanding of code expanding sequences
6904 when optimizning instruction for size.
6905 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6907 (ix86_fp_comparison_sahf_cost): Likewise.
6908 (ix86_expand_branch): Likewise.
6909 (ix86_expand_ashl_const): Likewise.
6910 (ix86_split_ashl): Likewise.
6911 (ix86_expand_strlen): Likewise.
6912 (ix86_emit_fp_unordered_jump): Likewie.
6914 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6916 * c-common.c: Fix typo.
6917 (c_common_reswords): Activate more C++ keyword warnings.
6919 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6921 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6924 * diagnostic.c (permerror_at): New.
6925 * toplev.h (permerror_at): Declare.
6927 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6928 Ira Rosen <irar@il.ibm.com>
6930 * tree-vect-transform.c (vect_model_simple_cost): Return
6931 immediately if stmt is pure SLP.
6932 (vect_model_store_cost): Ditto.
6933 (vect_model_load_cost): Ditto.
6934 (vectorizable_store): Remove PURE_SLP check before call
6935 to vect_model_store_cost.
6936 (vect_model_store_cost): When checking whether stmt describe
6937 strided access, add a check that it is not slp_node.
6939 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6942 * c-common.c (warn_for_sign_compare): New. Handle separately the
6943 case that 'constant' is zero.
6944 * c-typeck.c (build_binary_op): Move code to c-common.c
6946 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6948 * config/alpha/alpha.c (alpha_preferred_reload_class,
6949 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6950 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6951 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6952 * config/arm/arm.md: Likewise.
6953 * config/avr/avr-protos.h (preferred_reload_class,
6954 test_hard_reg_class, avr_simplify_comparison_p,
6955 out_shift_with_cnt, class_max_nregs): Likewise.
6956 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6957 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6958 preferred_reload_class, test_hard_reg_class): Likewise.
6959 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6960 bfin_memory_move_cost, bfin_secondary_reload,
6961 bfin_output_mi_thunk): Likewise.
6962 * config/crx/crx.c (crx_secondary_reload_class,
6963 crx_memory_move_cost): Likewise.
6964 * config/frv/frv-protos.h (frv_secondary_reload_class,
6965 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6966 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6967 frv_secondary_reload_class, frv_class_likely_spilled_p,
6968 frv_class_max_nregs): Likewise.
6969 * config/h8300/h8300.c (h8300_classify_operand,
6970 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6972 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6973 * config/ia64/ia64.c (ia64_preferred_reload_class,
6974 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6975 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6976 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6978 * config/m68hc11/m68hc11.c (preferred_reload_class,
6979 m68hc11_memory_move_cost): Likewise.
6980 * config/mcore/mcore.c (mcore_secondary_reload_class,
6981 mcore_reload_class): Likewise.
6982 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6983 mips_class_max_nregs, mips_cannot_change_mode_class,
6984 mips_preferred_reload_class, mips_secondary_reload_class,
6985 mips_output_mi_thunk): Likewise.
6986 * config/mmix/mmix.c (mmix_preferred_reload_class,
6987 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6989 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6991 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6992 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6993 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6994 * config/rs6000/rs6000.c (paired_expand_vector_init,
6995 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6996 compare_section_name, rs6000_memory_move_cost): Likewise.
6997 * config/s390/s390.c (s390_emit_compare_and_swap,
6998 s390_preferred_reload_class, s390_secondary_reload,
6999 legitimize_pic_address, legitimize_tls_address,
7000 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7001 s390_class_max_nregs): Likewise.
7002 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7003 * config/s390/s390.md: Likewise.
7004 * config/score/score-protos.h (score_secondary_reload_class,
7005 score_preferred_reload_class): Likewise.
7006 * config/score/score.c (score_preferred_reload_class,
7007 score_secondary_reload_class): Likewise.
7008 * config/score/score3.c (score3_output_mi_thunk,
7009 score3_preferred_reload_class, score3_secondary_reload_class,
7010 score3_hard_regno_mode_ok): Likewise.
7011 * config/score/score3.h (score3_preferred_reload_class,
7012 score3_secondary_reload_class): Likewise.
7013 * config/score/score7.c (score7_output_mi_thunk,
7014 score7_preferred_reload_class, score7_secondary_reload_class,
7015 score7_hard_regno_mode_ok): Likewise.
7016 * config/score/score7.h (score7_preferred_reload_class,
7017 score7_secondary_reload_class): Likewise.
7018 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7019 output_branchy_insn, add_constant, gen_block_redirect,
7020 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7021 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7022 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7023 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7024 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7025 xstormy16_preferred_reload_class): Likewise.
7026 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7027 xtensa_expand_atomic, override_options,
7028 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7030 * reorg.c (try_merge_delay_insns): Likewise.
7031 * tree.c (merge_dllimport_decl_attributes): Likewise.
7033 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7035 2008-08-06 Michael Matz <matz@suse.de>
7037 * Makefile.in (write_entries_to_file): Quote words.
7038 * gengtype.c: (read_input_line): Skip over leading white-space.
7040 2008-08-06 Marc Gauthier <marc@tensilica.com>
7042 * config.gcc: Match more processor names for Xtensa.
7043 * configure.ac: Likewise.
7044 * doc/install.texi (Specific): Likewise.
7045 * configure: Regenerate.
7047 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7049 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7050 * calls.c (avoid_likely_spilled_reg): Likewise.
7051 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7052 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7053 * config/i386/i386.c (ix86_expand_special_args_builtin,
7054 ix86_secondary_reload): Likewise.
7055 * except.c (struct eh_region, gen_eh_region_catch,
7056 remove_unreachable_regions, duplicate_eh_regions,
7057 assign_filter_values, build_post_landing_pads,
7058 sjlj_find_directly_reachable_regions, remove_eh_handler,
7059 reachable_next_level, foreach_reachable_handler,
7060 can_throw_internal_1, can_throw_external_1,
7061 collect_one_action_chain): Likewise.
7062 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7063 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7064 * function.c (update_temp_slot_address, instantiate_new_reg,
7065 instantiate_virtual_regs_in_rtx,
7066 instantiate_virtual_regs_in_insn): Likewise.
7067 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7068 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7069 gimplify_cleanup_point_expr): Likewise.
7070 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7071 * passes.c (next_pass_1): Likewise.
7072 * print-tree.c (print_node_brief, print_node): Likewise.
7073 * profile.c (branch_prob): Likewise.
7074 * tree-dump.c (dump_register): Likewise.
7075 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7077 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7078 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7079 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7080 copy_arguments_for_versioning, copy_static_chain): Likewise.
7081 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7082 add_new_name_mapping, register_new_name_mapping): Likewise.
7083 * tree-mudflap.c (mf_xform_derefs): Likewise.
7084 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7085 get_init_expr, combine_chains): Likewise.
7086 * tree-pretty-print.c (dump_generic_node): Likewise.
7087 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7088 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7089 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7090 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7092 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7095 * calls.c (expand_call): Use the biggest preferred stack
7098 2008-08-06 Michael Matz <matz@suse.de>
7101 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7102 for reused reload, instead of overwriting them.
7104 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7107 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7108 for incoming stack boundary.
7110 * function.c (assign_parm_find_entry_rtl): Update
7111 parm_stack_boundary.
7113 * function.h (rtl_data): Add parm_stack_boundary.
7115 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7116 parm_stack_boundary for incoming stack boundary.
7118 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7120 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7121 for unrepresentable subregs or treat them as equal to other regs
7122 or subregs with the same register number.
7124 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7127 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7130 2008-08-06 Jan Hubicka <jh@suse.cz>
7132 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7133 frequencies might be hot.
7135 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7137 * reload.c (find_reloads): Force constants into literal pool
7138 also if they are wrapped in a SUBREG.
7140 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7143 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7144 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7145 Don't allow predicated instructions for data speculation.
7146 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7149 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7151 * haifa-sched.c (extend_global): Split to extend_global_data and
7152 extend_region_data. Update all uses.
7153 (extend_all): Rename to extend_block_data.
7155 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7157 * sched-rgn.c (new_ready): Check if instruction can be
7158 speculatively scheduled before attempting speculation.
7159 (debug_rgn_dependencies): Remove wrongful assert.
7161 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7163 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7165 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7167 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7168 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7169 va_size, and type_size.
7171 2008-08-04 Jason Merrill <jason@redhat.com>
7174 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7175 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7177 2008-08-05 Richard Henderson <rth@redhat.com>
7179 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7180 * configure: Rebuild.
7182 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7185 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7186 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7189 2008-08-05 Richard Henderson <rth@redhat.com>
7191 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7192 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7193 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7194 * common.opt (fdwarf2-cfi-asm): New.
7195 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7196 * config.in, configure: Rebuild.
7197 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7198 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7200 (dw2_force_const_mem): Externalize.
7201 * dwarf2asm.h: Update.
7202 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7203 generate a real label.
7204 (output_cfi_directive): New.
7205 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7206 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7207 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7209 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7210 (output_loc_operands_raw, output_loc_sequence_raw): New.
7211 (output_cfa_loc_raw): New.
7213 2008-08-05 Paul Brook <paul@codesourcery.com>
7215 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7216 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7217 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7218 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7219 * config/arm/arm.h (TARGET_VFPD32): Define.
7220 (TARGET_VFP3): Use TARGET_VFPD32.
7221 (fputype): Add FPUTYPE_VFP3D16.
7222 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7223 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7224 * config/arm/arm-cores.def: Add cortex-r4f.
7225 * config/arm/arm-tune.md: Regenerate.
7227 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7229 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7230 Reword some comments throughout the file.
7232 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7233 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7234 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7235 MFC_MIN_DMA_LIST_ELEMENTS.
7236 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7237 MFC_MAX_DMA_LIST_ELEMENTS.
7239 (MFC_START_ENABLE): Remove PPU-only define.
7240 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7241 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7243 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7244 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7245 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7246 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7247 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7248 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7249 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7251 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7252 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7253 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7254 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7256 (spu_read_machine_status): Fix typo.
7258 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7260 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7261 SUBREG of multi-word hard register.
7262 * config/spu/spu.c (valid_subreg): Likewise.
7263 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7265 2008-08-04 Richard Guenther <rguenther@suse.de>
7267 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7268 the candidate with the stripped base if that base is different
7269 from the original base even for offset zero.
7271 2008-08-04 Richard Guenther <rguenther@suse.de>
7274 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7275 check for no_overflow.
7277 2008-08-04 Richard Guenther <rguenther@suse.de>
7279 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7281 2008-08-04 Paul Brook <paul@codesourcery.com>
7283 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7284 (arm_order_regs_for_local_alloc): New function.
7285 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7287 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7289 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7292 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7293 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7294 (ix86_expand_epilogue): Likewise.
7296 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7298 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7301 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7303 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7304 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7305 (*movv2sf_internal_rex64): Ditto.
7307 2008-08-03 Jan Hubicka <jh@suse.cz>
7309 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7310 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7311 * expmed.c (expand_smod_pow2): Likewise.
7313 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7316 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7317 alternative 0 of operand 1.
7318 (*vec_concatv2di_rex64_sse): Ditto.
7319 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7321 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7322 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7323 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7324 (*movv2sf_internal_rex64): Ditto.
7326 2008-08-02 Richard Guenther <rguenther@suse.de>
7329 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7330 (ssedoublesizemode): New mode attribute.
7331 (sse_shufps): Call gen_sse_shufps_v4sf.
7332 (sse_shufps_1): Macroize.
7333 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7334 (sse2_shufpd_1): Macroize.
7335 (vec_extract_odd, vec_extract_even): New expanders.
7336 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7337 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7338 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7339 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7340 (ix86_expand_vector_set): Likewise.
7341 (ix86_expand_reduc_v4sf): Likewise.
7343 2008-08-01 Doug Kwan <dougkwan@google.com>
7345 * matrix-reorg.c: Re-enable all code.
7346 (struct malloc_call_data): Change CALL_STMT to gimple type.
7347 (collect_data_for_malloc_call): Tuplify.
7348 (struct access_site_info): Change STMT to gimple type.
7349 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7350 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7351 (struct free_info): Change STMT to gimple type.
7352 (struct matrix_access_phi_node): Change PHI to gimple type.
7353 (get_inner_of_cast_expr): Remove.
7354 (may_flatten_matrices_1): Tuplify.
7355 (may_flatten_matrices): Ditto.
7356 (mark_min_matrix_escape_level): Ditto.
7357 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7358 (ssa_accessed_in_call_rhs): New
7359 (ssa_accessed_in_assign_rhs): New
7360 (record_access_alloc_site_info): Tuplify.
7361 (add_allocation_site): Ditto.
7362 (analyze_matrix_allocation_site): Ditto.
7363 (analyze_transpose): Ditto.
7364 (get_index_from_offset): Ditto.
7365 (update_type_size): Ditto.
7366 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7367 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7368 (analyze_accesses_for_phi_node): Tuplify.
7369 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7370 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7371 (analyze_matrix_accesses): Tuplify.
7372 (check_var_data): New call-back type for check_var_notmodified_p.
7373 (check_var_notmodified_p): Tuplify and use call-back struct to
7374 return statement found.
7375 (can_calculate_expr_before_stmt): Factor out statement related code
7377 (can_calculate_stmt_before_stmt): New.
7378 (check_allocation_function): Tuplify.
7379 (find_sites_in_func): Ditto.
7380 (record_all_accesses_in_func): Ditto.
7381 (transform_access_sites): Ditto.
7382 (transform_allocation_sites): Ditto.
7383 (matrix_reorg): Re-enable.
7384 (gate_matrix_reorg): Re-enable.
7386 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7388 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7389 for labels for which it hasn't been set yet. If it has been set,
7390 stop walking insns and continue with next worklist item.
7391 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7392 if the only BARRIER is at the very end of a function.
7394 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7396 * cfgexpand.c (expand_stack_alignment): Assert that
7397 stack_realign_drap and drap_rtx must match.
7399 * function.c (instantiate_new_reg): If DRAP is used to realign
7400 stack, replace virtual_incoming_args_rtx with internal arg
7403 2008-08-01 Richard Guenther <rguenther@suse.de>
7405 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7406 loop information only if we initialized it.
7407 (execute_pre): Call fini_pre with in_fre.
7408 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7409 if we do not unroll because we hit max-completely-peeled-insns.
7410 Use our estimation for consistency, do allow shrinking.
7412 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7414 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7415 with MIN_STACK_BOUNDARY.
7416 (ix86_update_stack_boundary): Likewise.
7417 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7420 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7421 (MIN_STACK_BOUNDARY): This.
7423 2008-08-01 Richard Guenther <rguenther@suse.de>
7426 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7428 2008-08-01 Richard Guenther <rguenther@suse.de>
7430 PR tree-optimization/36988
7431 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7432 do not matter if that doesn't change volatile qualification.
7434 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7436 * configure.ac: Do not generate libada-mk. Do not subst
7438 * libada-mk.in: Remove.
7439 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7440 * configure: Regenerate.
7442 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7444 * tree-pass.h: Added comment about not dumping passes with name
7445 starting with star in struct opt_pass.
7446 * passes.c (register_dump_files_1): Don't do dump for a pass with
7447 name starting with star.
7448 * doc/passes.texi (Pass manager): Mention pass names and special
7449 meaning of star prefix to avoid dump.
7451 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7453 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7455 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7456 (ISA_MIPS64R2): New macro.
7457 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7458 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7459 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7460 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7461 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7462 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7463 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7464 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7465 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7466 Move up to keep list alphabetically sorted.
7467 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7468 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7470 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7471 (-march=@var{arch}): Add mips64r2.
7473 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7475 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7477 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7479 * expr.c (expand_assignment): Check for complete type.
7481 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7484 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7486 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7487 for stack alignment.
7489 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7491 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7493 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7494 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7496 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7498 PR rtl-optimization/36419
7499 * dwarf2out.c (barrier_args_size): New variable.
7500 (compute_barrier_args_size, compute_barrier_args_size_1): New
7502 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7503 if not called yet in the current function, use barrier_args_size
7504 array to find the new args_size value.
7505 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7507 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7510 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7513 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7516 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7517 (dwarf2out_stack_adjust): Use it.
7518 (dwarf2out_frame_debug_expr): Likewise.
7520 2008-07-31 Richard Guenther <rguenther@suse.de>
7522 PR tree-optimization/36978
7523 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7524 the generated condition.
7526 2008-07-31 Richard Guenther <rguenther@suse.de>
7528 * passes.c (init_optimization_passes): Always call
7529 pass_early_warn_uninitialized.
7530 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7531 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7532 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7534 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7537 * builtins.c (maybe_emit_free_warning): New function.
7538 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7539 maybe_emit_free_warning for BUILT_IN_FREE.
7542 * dwarf2out.c (get_context_die): New function.
7543 (force_decl_die, force_type_die): Use it.
7544 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7545 returns NULL, force generation of DW_TAG_typedef and put that into
7548 PR preprocessor/36649
7549 * c-pch.c (c_common_read_pch): Save and restore
7550 line_table->trace_includes across PCH restore.
7552 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7555 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7557 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7560 * final.c (call_from_call_insn): Handle COND_EXEC.
7562 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7564 * builtins.c (std_gimplify_va_arg_expr): Replace
7565 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7566 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7568 2008-07-30 Joey Ye <joey.ye@intel.com>
7569 H.J. Lu <hongjiu.lu@intel.com>
7571 * builtins.c (expand_builtin_setjmp_receiver): Replace
7572 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7573 (expand_builtin_apply_args_1): Likewise.
7574 (expand_builtin_longjmp): Need DRAP for stack alignment.
7575 (expand_builtin_apply): Likewise.
7577 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7578 instead of assign_stack_local to allow alignment reduction.
7580 * calls.c (emit_call_1): Need DRAP for stack alignment if
7582 (expand_call): Replace virtual_incoming_args_rtx with
7583 crtl->args.internal_arg_pointer.
7584 * stmt.c (expand_nl_goto_receiver): Likewise.
7586 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7587 alignment and store to stack_alignment_estimated and
7588 max_used_stack_slot_alignment.
7589 (expand_one_var): Likewise.
7590 (expand_stack_alignment): New function.
7591 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7592 and stack_alignment_estimated fields in rtl_data. Call
7593 expand_stack_alignment at end.
7595 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7596 (MAX_STACK_ALIGNMENT): Likewise.
7597 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7598 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7600 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7601 stack alignment when generating virtual registers.
7603 * function.c (assign_stack_local): Renamed to ...
7604 (assign_stack_local_1): This. Add a parameter to indicate
7605 if it is OK to reduce alignment.
7606 (assign_stack_local): Use it.
7607 (instantiate_new_reg): Instantiate virtual incoming args rtx
7608 to vDRAP if stack realignment and DRAP is needed.
7609 (assign_parms): Collect parameter/return type alignment and
7610 contribute to stack_alignment_estimated.
7611 (locate_and_pad_parm): Likewise.
7612 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7613 with crtl->args.internal_arg_pointer.
7615 * function.h (rtl_data): Add new field drap_reg,
7616 max_used_stack_slot_alignment, stack_alignment_estimated,
7617 stack_realign_needed, need_drap, stack_realign_processed and
7618 stack_realign_finalized.
7619 (stack_realign_fp): New macro.
7620 (stack_realign_drap): Likewise.
7622 * global.c (compute_regsets): Frame pointer is needed when
7623 stack is realigned. Can eliminate frame pointer when stack is
7624 realigned and dynamic realigned argument pointer isn't used.
7626 * reload1.c (update_eliminables): Frame pointer is needed
7627 when stack is realigned.
7628 (init_elim_table): Can eliminate frame pointer when stack is
7629 realigned and dynamic realigned argument pointer isn't used.
7631 * rtl.h (assign_stack_local_1): Declare new funtion.
7633 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7634 (TARGET_GET_DRAP_RTX): Likewise.
7635 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7636 TARGET_GET_DRAP_RTX.
7638 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7640 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7641 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7643 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7644 H.J. Lu <hongjiu.lu@intel.com>
7646 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7647 vdrap_reg, stack_realign and drap_reg_saved.
7648 (add_cfi): Don't allow redefining CFA when DRAP is used.
7649 (reg_save): Handle stack alignment.
7650 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7651 alignment. Don't generate DWARF information for (set fp sp)
7653 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7655 (int_loc_descriptor): Move prototype forward. Also define if
7656 DWARF2_UNWIND_INFO is true.
7657 (output_cfa_loc): Handle DW_CFA_expression.
7658 (build_cfa_aligned_loc): New.
7659 (based_loc_descr): Update assert for stack realign. For local
7660 variables, use sp+offset when stack is aligned without drap and
7661 fp+offset when stack is aligned with drap. For arguments, use
7662 cfa+offset when drap is used to align stack.
7664 2008-07-30 Joey Ye <joey.ye@intel.com>
7665 H.J. Lu <hongjiu.lu@intel.com>
7667 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7669 (ix86_gen_andsp): New.
7670 (ix86_user_incoming_stack_boundary): Likewise.
7671 (ix86_default_incoming_stack_boundary): Likewise.
7672 (ix86_incoming_stack_boundary): Likewise.
7673 (ix86_can_eliminate): Likewise.
7674 (find_drap_reg): Likewise.
7675 (ix86_update_stack_boundary): Likewise.
7676 (ix86_get_drap_rtx): Likewise.
7677 (ix86_finalize_stack_realign_flags): Likewise.
7678 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7679 (TARGET_GET_DRAP_RTX): Likewise.
7680 (override_options): Overide option value for new options.
7681 (ix86_function_ok_for_sibcall): Remove check for
7682 force_align_arg_pointer.
7683 (ix86_handle_cconv_attribute): Likewise.
7684 (ix86_function_regparm): Likewise.
7685 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7686 (ix86_va_start): Replace virtual_incoming_args_rtx with
7687 crtl->args.internal_arg_pointer.
7688 (ix86_select_alt_pic_regnum): Check DRAP register.
7689 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7690 (ix86_compute_frame_layout): Compute frame layout wrt stack
7692 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7693 (ix86_expand_prologue): Decide if stack realignment is needed
7694 and generate prologue code accordingly.
7695 (ix86_expand_epilogue): Generate epilogue code wrt stack
7696 realignment is really needed or not.
7698 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7699 (ABI_STACK_BOUNDARY): Likewise.
7700 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7701 (STACK_REALIGN_DEFAULT): Likewise.
7702 (INCOMING_STACK_BOUNDARY): Likewise.
7703 (MAX_STACK_ALIGNMENT): Likewise.
7704 (ix86_incoming_stack_boundary): Likewise.
7705 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7706 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7707 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7708 (machine_function): Remove force_align_arg_pointer.
7710 * config/i386/i386.md (BX_REG): New.
7711 (R13_REG): Likewise.
7713 * config/i386/i386.opt (mforce_drap): New.
7714 (mincoming-stack-boundary): Likewise.
7715 (mstackrealign): Add Init(-1).
7717 * config/i386/i386-protos.h (ix86_can_eliminate): New
7719 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7721 * doc/extend.texi: Update force_align_arg_pointer.
7723 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7726 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7727 (INCOMING_STACK_BOUNDARY): Likewise.
7728 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7729 (TARGET_GET_DRAP_RTX): Likewise.
7731 2008-07-30 Andreas Schwab <schwab@suse.de>
7733 PR rtl-optimization/36929
7734 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7735 add_insn_before and fix argument order.
7736 (replace_inc_dec_mem): Handle NULL rtx.
7738 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7740 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7742 (arm_compute_initial_elimination_offset): Use it.
7743 (arm_compute_save_reg_mask): Include static chain save slot when
7744 calculating alignment.
7745 (arm_get_frame_offsets): Ditto.
7746 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7747 that we can use to decrement the stack when the stack decrement
7748 could be too big for an immediate value in a single insn.
7749 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7751 2008-07-30 Richard Guenther <rguenther@suse.de>
7753 PR tree-optimization/36967
7754 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7755 Release defs of statements we remove.
7757 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7759 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7760 instead of NULL_RTVEC.
7762 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7766 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7769 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7771 * final.c (call_from_call_insn): New.
7772 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7774 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7776 * configure.ac: Substitute ADA_CFLAGS.
7777 * configure: Regenerate.
7778 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7779 * Makefile.in: Remove mention of X_* variables.
7780 * config/pa/x-ada-hpux10: Remove.
7781 * config/pa/x-ada: Remove.
7783 * doc/fragments.texi: Update.
7785 2008-07-30 Olivier Hainque <hainque@adacore.com>
7787 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7788 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7789 __dso_handle explicitly here.
7791 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7794 * c-typeck.c (build_binary_op): Encapsulate code into...
7795 * c-common.c (shorten_binary_op): ...this new function.
7796 (conversion_warning): Use the new function. Handle non-negative
7797 constant in bitwise-and.
7798 * c-common.h (shorten_binary_op): Declare.
7800 2008-07-30 Olivier Hainque <hainque@adacore.com>
7802 * scan.c (make_sstring_space): Add explicit conversions of
7803 allocator's return value.
7804 * fix-header.c (recognized_function): Likewise.
7806 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7808 * doc/cpp.texi: Update to GFDL 1.2.
7809 * doc/gcc.texi: Do not list GPL as Invariant Section.
7810 * doc/gccint.texi: Likewise. Update copyright years.
7811 * doc/install.texi: Update copyright years.
7813 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7816 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7817 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7819 2008-07-29 Jan Hubicka <jh@suse.cz>
7821 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7822 (grokdeclarator): Likewise.
7823 * langhooks.c (lhd_warn_unused_global_decl): Use
7824 DECL_DECLARED_INLINE_P.
7825 * print-tree.c (print_node): Remove DECL_INLINE check.
7827 2008-07-29 Richard Guenther <rguenther@suse.de>
7829 PR tree-optimization/36945
7830 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7831 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7832 Record invariant addresses un-decomposed.
7833 (copy_reference_ops_from_call): Record reference call
7834 arguments properly. Simplify.
7835 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7836 helper split out from ...
7837 (create_component_ref_by_pieces): ... here. Simplify.
7838 Prepare for recursive invocation for call arguments.
7839 (create_expression_by_pieces): Adjust call to
7840 create_component_ref_by_pieces.
7841 (compute_avail): Process operand 2 of reference ops.
7843 2008-07-29 Richard Guenther <rguenther@suse.de>
7845 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7847 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7849 * c-format.c (check_format_types): Revert unwanted checkin.
7851 2008-07-29 Jan Hubicka <jh@suse.cz>
7853 * flags.h (flag_really_no_inline): Remove.
7854 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7855 * toplev.c (flag_really_no_inline): Remove.
7856 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7857 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7858 (cgraph_decide_inlining_incrementally): Likewise.
7859 (compute_inline_parameters): Likewise.
7860 * opts.c (decode_options): Simplify.
7861 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7862 * common.opt (finline): Initialize to 1.
7863 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7865 2008-07-29 Jan Hubicka <jh@suse.cz>
7867 * predict.c (always_optimize_for_size_p): New function.
7868 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7869 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7870 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7872 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7873 * function.c (prepare_function_start): Set default profile.
7874 * function.h (rtl_data): Add maybe_hot_insn_p.
7875 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7876 (construct_exit_block): Likewise.
7877 (tree_expand_cfg): Likewise.
7879 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7880 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7881 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7882 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7885 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7888 * c-decl.c (merge_decls): Merge USED flags.
7890 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7892 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7893 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7894 next_stack, lab_false and lab_over trees.
7896 2008-07-28 Richard Guenther <rguenther@suse.de>
7898 PR tree-optimization/36957
7899 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7900 (useless_type_conversion_p): Remove.
7901 (types_compatible_p): Remove.
7902 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7903 (useless_type_conversion_p): Declare.
7904 (types_compatible_p): Declare.
7905 (gimple_expr_type): Return the base type only if it is
7906 trivially convertible to the subtype.
7908 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7910 * configure.ac: Use the m4_do macro to concatenate the warnings into
7911 one string in ACX_PROG_CC_WARNING_OPTS,
7912 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7913 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7914 * configure: Regenerate.
7916 2008-07-28 Richard Guenther <rguenther@suse.de>
7918 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7919 (insert_fake_stores): Remove.
7920 (realify_fake_stores): Likewise.
7921 (execute_pre): Remove dead code.
7922 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7923 (find_func_aliases): Deal with it here instead.
7924 Re-enable gcc_unreachable call.
7926 2008-07-28 Richard Guenther <rguenther@suse.de>
7928 Merge from gimple-tuples-branch.
7930 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7931 * gimple.def: New file.
7932 * gsstruct.def: Likewise.
7933 * gimple-iterator.c: Likewise.
7934 * gimple-pretty-print.c: Likewise.
7935 * tree-gimple.c: Removed. Merged into ...
7936 * gimple.c: ... here. New file.
7937 * tree-gimple.h: Removed. Merged into ...
7938 * gimple.h: ... here. New file.
7940 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7941 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7942 --enable-checking=gimple flag.
7943 * config.in: Likewise.
7944 * configure: Regenerated.
7946 * tree-ssa-operands.h: Tuplified.
7947 * tree-vrp.c: Likewise.
7948 * tree-loop-linear.c: Likewise.
7949 * tree-into-ssa.c: Likewise.
7950 * tree-ssa-loop-im.c: Likewise.
7951 * tree-dump.c: Likewise.
7952 * tree-complex.c: Likewise.
7953 * cgraphbuild.c: Likewise.
7954 * tree-ssa-threadupdate.c: Likewise.
7955 * tree-ssa-loop-niter.c: Likewise.
7956 * tree-pretty-print.c: Likewise.
7957 * tracer.c: Likewise.
7958 * gengtype.c: Likewise.
7959 * tree-loop-distribution.c: Likewise.
7960 * tree-ssa-loop-unswitch.c: Likewise.
7961 * cgraph.c: Likewise.
7962 * cgraph.h: Likewise.
7963 * tree-ssa-loop-manip.c: Likewise.
7964 * value-prof.c: Likewise.
7965 * tree-ssa-loop-ch.c: Likewise.
7966 * tree-tailcall.c: Likewise.
7967 * value-prof.h: Likewise.
7970 * tree-pass.h: Likewise.
7971 * ipa-cp.c: Likewise.
7972 * tree-scalar-evolution.c: Likewise.
7973 * tree-scalar-evolution.h: Likewise.
7974 * target.h: Likewise.
7975 * lambda-mat.c: Likewise.
7976 * tree-phinodes.c: Likewise.
7977 * diagnostic.h: Likewise.
7978 * builtins.c: Likewise.
7979 * tree-ssa-alias-warnings.c: Likewise.
7980 * cfghooks.c: Likewise.
7981 * fold-const.c: Likewise.
7982 * cfghooks.h: Likewise.
7983 * omp-low.c: Likewise.
7984 * tree-ssa-dse.c: Likewise.
7985 * ipa-reference.c: Likewise.
7986 * tree-ssa-uncprop.c: Likewise.
7987 * toplev.c: Likewise.
7988 * tree-gimple.c: Likewise.
7989 * tree-gimple.h: Likewise.
7990 * tree-chrec.c: Likewise.
7991 * tree-chrec.h: Likewise.
7992 * tree-ssa-sccvn.c: Likewise.
7993 * tree-ssa-sccvn.h: Likewise.
7994 * cgraphunit.c: Likewise.
7995 * tree-ssa-copyrename.c: Likewise.
7996 * tree-ssa-ccp.c: Likewise.
7997 * tree-ssa-loop-ivopts.c: Likewise.
7998 * tree-nomudflap.c: Likewise.
7999 * tree-call-cdce.c: Likewise.
8000 * ipa-pure-const.c: Likewise.
8001 * c-format.c: Likewise.
8002 * tree-stdarg.c: Likewise.
8003 * tree-ssa-math-opts.c: Likewise.
8004 * tree-ssa-dom.c: Likewise.
8005 * tree-nrv.c: Likewise.
8006 * tree-ssa-propagate.c: Likewise.
8007 * ipa-utils.c: Likewise.
8008 * tree-ssa-propagate.h: Likewise.
8009 * tree-ssa-alias.c: Likewise.
8010 * gimple-low.c: Likewise.
8011 * tree-ssa-sink.c: Likewise.
8012 * ipa-inline.c: Likewise.
8013 * c-semantics.c: Likewise.
8014 * dwarf2out.c: Likewise.
8016 * tree-ssa-loop-ivcanon.c: Likewise.
8017 * predict.c: Likewise.
8018 * tree-ssa-loop.c: Likewise.
8019 * tree-parloops.c: Likewise.
8020 * tree-ssa-address.c: Likewise.
8021 * tree-ssa-ifcombine.c: Likewise.
8022 * matrix-reorg.c: Likewise.
8023 * c-decl.c: Likewise.
8024 * tree-eh.c: Likewise.
8025 * c-pretty-print.c: Likewise.
8026 * lambda-trans.c: Likewise.
8027 * function.c: Likewise.
8028 * langhooks.c: Likewise.
8029 * ebitmap.h: Likewise.
8030 * tree-vectorizer.c: Likewise.
8031 * function.h: Likewise.
8032 * langhooks.h: Likewise.
8033 * tree-vectorizer.h: Likewise.
8034 * ipa-type-escape.c: Likewise.
8035 * ipa-type-escape.h: Likewise.
8036 * domwalk.c: Likewise.
8037 * tree-if-conv.c: Likewise.
8038 * profile.c: Likewise.
8039 * domwalk.h: Likewise.
8040 * tree-data-ref.c: Likewise.
8041 * tree-data-ref.h: Likewise.
8042 * tree-flow-inline.h: Likewise.
8043 * tree-affine.c: Likewise.
8044 * tree-vect-analyze.c: Likewise.
8045 * c-typeck.c: Likewise.
8046 * gimplify.c: Likewise.
8047 * coretypes.h: Likewise.
8048 * tree-ssa-phiopt.c: Likewise.
8049 * calls.c: Likewise.
8050 * tree-ssa-coalesce.c: Likewise.
8051 * tree.def: Likewise.
8052 * tree-dfa.c: Likewise.
8053 * except.c: Likewise.
8054 * except.h: Likewise.
8055 * cfgexpand.c: Likewise.
8056 * tree-cfgcleanup.c: Likewise.
8057 * tree-ssa-pre.c: Likewise.
8058 * tree-ssa-live.c: Likewise.
8059 * tree-sra.c: Likewise.
8060 * tree-ssa-live.h: Likewise.
8061 * tree-predcom.c: Likewise.
8062 * lambda.h: Likewise.
8063 * tree-mudflap.c: Likewise.
8064 * ipa-prop.c: Likewise.
8065 * print-tree.c: Likewise.
8066 * tree-ssa-copy.c: Likewise.
8067 * ipa-prop.h: Likewise.
8068 * tree-ssa-forwprop.c: Likewise.
8069 * ggc-page.c: Likewise.
8070 * c-omp.c: Likewise.
8071 * tree-ssa-dce.c: Likewise.
8072 * tree-vect-patterns.c: Likewise.
8073 * tree-ssa-ter.c: Likewise.
8074 * tree-nested.c: Likewise.
8075 * tree-ssa.c: Likewise.
8076 * lambda-code.c: Likewise.
8077 * tree-ssa-loop-prefetch.c: Likewise.
8078 * tree-inline.c: Likewise.
8079 * tree-inline.h: Likewise.
8080 * tree-iterator.c: Likewise.
8081 * tree-optimize.c: Likewise.
8082 * tree-ssa-phiprop.c: Likewise.
8083 * tree-vect-transform.c: Likewise.
8084 * tree-object-size.c: Likewise.
8085 * tree-outof-ssa.c: Likewise.
8086 * cfgloop.c: Likewise.
8087 * system.h: Likewise.
8088 * tree-profile.c: Likewise.
8089 * cfgloop.h: Likewise.
8090 * c-gimplify.c: Likewise.
8091 * c-common.c: Likewise.
8092 * tree-vect-generic.c: Likewise.
8093 * tree-flow.h: Likewise.
8094 * c-common.h: Likewise.
8095 * basic-block.h: Likewise.
8096 * tree-ssa-structalias.c: Likewise.
8097 * tree-switch-conversion.c: Likewise.
8098 * tree-ssa-structalias.h: Likewise.
8099 * tree-cfg.c: Likewise.
8100 * passes.c: Likewise.
8101 * ipa-struct-reorg.c: Likewise.
8102 * ipa-struct-reorg.h: Likewise.
8103 * tree-ssa-reassoc.c: Likewise.
8104 * cfgrtl.c: Likewise.
8105 * varpool.c: Likewise.
8107 * tree-ssanames.c: Likewise.
8108 * tree-ssa-threadedge.c: Likewise.
8109 * langhooks-def.h: Likewise.
8110 * tree-ssa-operands.c: Likewise.
8111 * config/alpha/alpha.c: Likewise.
8112 * config/frv/frv.c: Likewise.
8113 * config/s390/s390.c: Likewise.
8114 * config/m32c/m32c.c: Likewise.
8115 * config/m32c/m32c-protos.h: Likewise.
8116 * config/spu/spu.c: Likewise.
8117 * config/sparc/sparc.c: Likewise.
8118 * config/i386/i386.c: Likewise.
8119 * config/sh/sh.c: Likewise.
8120 * config/xtensa/xtensa.c: Likewise.
8121 * config/stormy16/stormy16.c: Likewise.
8122 * config/ia64/ia64.c: Likewise.
8123 * config/rs6000/rs6000.c: Likewise.
8124 * config/pa/pa.c: Likewise.
8125 * config/mips/mips.c: Likewise.
8127 2008-07-28 Simon Baldwin <simonb@google.com>
8129 * c-pragma.c (handle_pragma_message): New function.
8130 (init_pragma): Register handle_pragma_message.
8131 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8134 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8136 PR tree-optimization/35252
8137 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8138 REALPART_EXPR to be considered as same load operation.
8140 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8142 PR tree-optimization/36830
8143 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8144 (expressions_equal_p): Return false if only one operand is null.
8146 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8148 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8149 version requirements.
8151 2008-07-26 Olivier Hainque <hainque@adacore.com>
8153 * collect2.c (symkind): New enum. Symbol kinds we care about.
8154 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8155 code and head comment accordingly.
8156 (scan_prog_file): Use symkind names instead of bare integers.
8158 2008-07-25 Jan Hubicka <jh@suse.cz>
8160 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8162 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8163 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8164 * dojump.c (clear_pending_stack_adjust): Likewise.
8165 * print-tree.c (print_node): Ignore DECL_INLINE.
8166 * tree-inline.c (inlinable_function_p): Likewise.
8168 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8170 * doc/extend.texi (hot attribute): Document that the hot attribute
8171 turns on -O3 for some ports.
8172 (cold attribute): Document that the cold attribute turns on -Os
8175 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8176 reflect function specific option support.
8178 * target.h (struct target_option_hooks): Add fields to say whether
8179 the cold attribute implies -Os and the hot attribute implies -O3.
8181 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8182 By default, do not turn on -Os for cold functions.
8183 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8184 not turn on -O3 for hot functions.
8186 * c-common.c (handle_hot_attribute): Use target hook to determine
8187 if hot functions should enable -O3.
8188 (handle_cold_attribute): Use target hook to determine if cold
8189 functions should enable -Os.
8191 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8192 (override_options): Move disable scheduling to
8193 optimization_options.
8194 (optimization_options): Disable scheduling here, not
8196 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8197 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8199 * config/ia64/ia64.c (ia64_override_options): Move setting
8200 scheduling flags to ia64_optimization_options.
8201 (ia64_optimization_options): Disable scheduling options here, and
8202 not in ia64_override_options.
8203 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8204 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8206 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8209 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8211 2008-07-25 Martin Jambor <mjambor@suse.cz>
8213 PR tree-optimization/36926
8214 * ipa-prop.c (ipa_analyze_call_uses): Call
8215 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8217 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8219 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8220 movv2si_internal): Add mem = reg alternative.
8222 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8225 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8226 DEFAULT_PCC_STRUCT_RETURN to 127.
8228 2008-07-24 Jan Hubicka <jh@suse.cz>
8230 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8231 (build_cgraph_edges): Likewise.
8232 * cgraph.c (cgraph_node): Do not update assembler hash.
8233 (cgraph_remove_node): Drop non-unit-at-a-time code.
8234 * tree-pass.h (pass_O0_always_inline): Remove.
8235 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8236 * toplev.c (process_options): Flag unit-at-a-time does not imply
8238 * cgraphunit.c: Update comments.
8239 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8240 (cgraph_assemble_pending_functions): Remove.
8241 (cgraph_reset_node): Drop non-unit-at-a-time code.
8242 (cgraph_finalize_function): Likewise.
8243 (cgraph_analyze_function): Likewise.
8244 (cgraph_finalize_compilation_unit): Likewise.
8245 (cgraph_expand_function): Likewise.
8246 (cgraph_optimize): Likesise.
8247 (save_inline_function_body): Likewise.
8248 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8249 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8250 * ipa-inline.c: Update comments.
8251 (enum inlining_mode): remove INLINE_SPEED.
8252 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8253 (cgraph_mark_inline_edge): Likewise.
8254 (try_inline): Likewise.
8255 (cgraph_decide_inlining_incrementally): Likewise.
8256 (cgraph_gate_inlining): Remove.
8257 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8258 (cgraph_gate_early_inlining): Likewise.
8259 (gate_inline_passes): Remove.
8260 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8261 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8262 pass_O0_always_inline): Remove.
8263 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8264 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8265 * opts.c (no_unit_at_a_time_default): Remove.
8266 (decode_options): Remove flag_unit_at_a_time reset and warning.
8267 * opts.h (no_unit_at_a_time_default): Remove.
8268 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8269 early in GNU dialect.
8270 (merge_decls): Update comment; drop unit-at-a-time check.
8271 (finish_decl): Likewise.
8272 (grok_declaration): Remove flag_inline_trees code.
8273 (finish_functions): Return on function returning non-void on all
8275 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8276 * cfgexpand.c (expand_one_static_var): Remove.
8277 (expand_one_var): Remove expand_one_static_var call.
8278 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8279 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8280 and flag_unit_at_a-time compatibility checks.
8281 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8282 * tree-inline.c (flag_inline_trees): Remove.
8283 (inlinable_function_p): Don't check it.
8284 (expand_call_inline): Remove non-unit-at-a-time code.
8285 * tree-inline.h (flag_inline_trees): Remove.
8286 * tree-optimize.c (execute_early_local_optimizations): Remove
8287 unit-at-a-time checks.
8288 (tree_rest_of_compilation): Likewise.
8289 * combine.c (setup_incoming_promotions): Likewise.
8290 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8291 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8292 * passes.c (pass_inline_parameters): Update comments; remove
8293 O0_alwaysinline pass.
8294 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8295 (execute_one_pass): Likewise.
8296 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8297 (ix86_function_sseregparm): Likewise.
8298 * arm.c (arm_function_in_section_p): Likewise.
8299 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8300 * varpool.c: Update comments.
8301 (decide_is_variable_needed): Remove unit-at-a-time checks.
8302 (varpool_finalize_decl): Likewise.
8304 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8306 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8308 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8310 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8312 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8313 imp symbol extension.
8315 2008-07-23 Ian Lance Taylor <iant@google.com>
8317 * tree-vrp.c (infer_value_range): Ignore asm statements when
8318 looking for memory accesses for -fdelete-null-pointer-checks.
8320 2008-07-24 Ben Elliston <bje@au.ibm.com>
8322 * config/spu/spu-c.c (__vector_keyword): New variable.
8323 (vector_keyword): Likewise.
8324 (spu_categorize_keyword): New function.
8325 (spu_macro_to_expand): Likewise.
8326 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8327 compiling an ISO C dialect.
8329 2008-07-24 Ben Elliston <bje@au.ibm.com>
8331 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8334 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8336 * configure: Regenerate.
8337 * configure.ac: Require texinfo 4.7.
8338 * doc/install.texi: Document texinfo 4.7 requirement.
8340 2008-07-23 Martin Jambor <mjambor@suse.cz>
8342 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8343 rather than for DECL_SAVED_TREE.
8344 * ipa-prop.c: Include diagnostic.h.
8345 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8347 (ipa_detect_param_modifications): Function rewritten from scratch.
8348 (ipa_compute_jump_functions): Changed accesses to modification flags.
8349 (ipa_free_node_params_substructures): Update flags destruction.
8350 (ipa_node_duplication_hook): Update flags duplication.
8351 (ipa_print_all_params_modified): Updated flag access.
8352 * ipa-prop.h (struct ipa_param_flags): New structure.
8353 (struct ipa_node_params): New field modification_analysis_done,
8354 modified_flags changed into param_flags.
8355 (ipa_is_ith_param_modified): Changed to use new flags.
8356 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8358 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8359 ipa-cp.c and split into two functions.
8360 (ipa_print_node_jump_functions): New function.
8361 (compute_scalar_jump_functions): New function.
8362 (type_like_member_ptr_p): New function.
8363 (compute_pass_through_member_ptrs): New function.
8364 (fill_member_ptr_cst_jump_function): New function.
8365 (determine_cst_member_ptr): New function.
8366 (compute_cst_member_ptr_arguments): New function.
8367 (ipa_compute_jump_functions): Complete rewrite.
8368 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8369 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8370 (struct ipa_member_ptr_cst): New structure.
8371 (union jump_func_value): New field member_cst.
8372 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8373 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8374 jump function types.
8375 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8376 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8377 instead of ipcp_print_all_jump_functions.
8378 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8379 only for replacable scalars.
8381 * doc/invoke.texi (Optimize options): Add description of
8382 -findirect-inlining.
8383 * common.opt (flag_indirect_inlining): New flag.
8384 * opts.c (decode_options): Set flag_indirect_inlining when
8387 * ipa-inline.c: Include ipa-prop.h.
8388 (inline_indirect_intraprocedural_analysis): New function.
8389 (inline_generate_summary): Allocate parameter and argument info
8390 structures, call inline_indirect_intraprocedural_analysis on each
8391 node when doing indirect inlining and deallocate indirect inlining
8392 data structures in the end.
8393 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8394 (free_all_ipa_structures_after_iinln): New function.
8395 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8397 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8399 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8400 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8401 of computing the frequency separately.
8402 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8403 of computing the frequency separately.
8404 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8405 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8406 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8407 (ipa_get_stmt_member_ptr_load_param): New function.
8408 (ipa_is_ssa_with_stmt_def): New function.
8409 (ipa_note_param_call): New function.
8410 (ipa_analyze_call_uses): New function.
8411 (ipa_analyze_stmt_uses): New function.
8412 (ipa_analyze_params_uses): New function.
8413 (ipa_free_node_params_substructures): Also free the param_calls linked
8415 (ipa_node_duplication_hook): Also duplicate the param_calls
8417 (ipa_print_node_param_flags): New function.
8418 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8419 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8420 * ipa-prop.h (struct ipa_param_flags): New field called.
8421 (struct ipa_param_call_note): New structure.
8422 (struct ipa_node_params): New fields param_calls and
8424 (ipa_is_ith_param_called): New function.
8425 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8426 ipa_analyze_params_uses and dump parameter flags.
8428 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8429 ipa_propagate_indirect_call_infos if performing indirect inlining,
8430 pass a new parameter new_edges to it.
8431 (add_new_edges_to_heap): New fucntion.
8432 (cgraph_decide_inlining_of_small_functions): New vector
8433 new_indirect_edges for newly found indirect edges , call
8434 ipa_propagate_indirect_call_infos after inlining.
8435 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8436 inlining if performing indirect inlining. Call
8437 free_all_ipa_structures_after_iinln when doing so too.
8438 (inline_generate_summary): Do not call
8439 free_all_ipa_structures_after_iinln here.
8440 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8441 (print_edge_addition_message): New function.
8442 (update_call_notes_after_inlining): New function.
8443 (propagate_info_to_inlined_callees): New function.
8444 (ipa_propagate_indirect_call_infos): New function.
8445 * ipa-prop.h: Include cgraph.h
8446 (struct ipa_param_call_note): Fields reordered, new field processed.
8447 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8449 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8450 rediscovered call statements.
8451 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8452 (dump_cgraph_node): Dump also the indirect_call flag.
8453 (cgraph_clone_edge): Copy also the indirect_call flag.
8454 * tree-inline.c (copy_bb): Do not check for fndecls from call
8455 expressions, check for edge availability when moving clones.
8456 (get_indirect_callee_fndecl): New function.
8457 (expand_call_inline): If callee declaration is not apprent from
8458 the statement, try calling get_indirect_callee_fndecl. Do not
8459 issue warnings or call sorry when not inlinings an indirect edge.
8460 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8462 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8463 bit more frandly to matching.
8464 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8465 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8466 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8468 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8471 * opth-gen.awk: Suppress function specific features when building
8473 * optc-gen.awk: Ditto.
8475 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8478 * diagnostic.c (pedwarn): Add opt parameter.
8480 * c-tree.h (pedwarn_init): Add opt parameter.
8481 (pedwarn_c90): Likewise.
8482 (pedwarn_c99): Likewise.
8483 * c-errors.c (pedwarn_c99): Likewise.
8484 (pedwarn_c90): Likewise.
8485 * toplev.h (pedwarn): Update declaration.
8486 (pedwarn0): Declare.
8487 * c-lex.c: All calls to pedwarn changed.
8488 * builtins.c: All calls to pedwarn changed.
8489 * toplev.c: All calls to pedwarn changed.
8490 * c-decl.c: All calls to pedwarn changed.
8491 * c-typeck.c: All calls to pedwarn changed.
8492 * c-common.c: All calls to pedwarn changed.
8493 * c-parser.c: All calls to pedwarn changed.
8495 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8496 Karthik Kumar <karthikkumar@gmail.com>
8498 * attribs.c (file scope): Include c-common.h.
8499 (decl_attributes): Add support for #pragma GCC optimize and
8502 * targhooks.c (default_can_inline_p): New function that is the
8503 default for the TARGET_CAN_INLINE_P target hook.
8505 * targhooks.h (default_can_inline_p): Add declaration.
8507 * tree.c (cl_optimization_node): New static tree for building
8508 OPTIMIZATION_NODE tree.
8509 (cl_target_option_node): New static tree for building
8510 TARGET_OPTION_NODE tree.
8511 (cl_option_hash_table): New hash table for hashing
8512 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8513 (cl_option_hash_hash): New function to provide the hash value for
8514 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8515 (cl_option_hash_eq): New function to provide an equality test for
8516 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8517 (tree_code_size): Add support for OPTIMIZATION_NODE and
8518 TARGET_OPTION_NODE trees.
8519 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8520 TARGET_OPTION_NODE trees.
8521 (build_optimization_node): Build a tree that has all of the
8522 current optimization options.
8523 (build_target_option_node): Build a tree that has the target
8524 options that might be changed on a per function basis.
8526 * tree.h (file scope): Include options.h.
8527 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8528 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8529 (TREE_OPTIMIZATION): Ditto.
8530 (TREE_TARGET_SPECIFIC): Ditto.
8531 (struct tree_function_decl): Add fields for remembering the
8532 current optimization options and target specific options.
8533 (struct tree_optimization_option): New tree variant that remembers
8534 the optimization options.
8535 (struct tree_target_option): New tree variant that remembers the
8536 target specific flags that might change for compiling a particular
8538 (union tree_node): Include tree_optimization_option and
8539 tree_target_option fields.
8540 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8541 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8542 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8543 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8544 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8545 optimization and target options.
8546 (optimization_default_node): New macro to refer to global_trees
8548 (optimization_current_node): Ditto.
8549 (optimization_cold_node): Ditto.
8550 (optimization_hot_node): Ditto.
8551 (target_option_default_node): Ditto.
8552 (target_option_current_node): Ditto.
8553 (current_option_pragma): Ditto.
8554 (current_optimize_pragma): Ditto.
8556 * target.h (struct gcc_target): Add valid_option_attribute_p,
8557 target_option_save, target_option_restore, target_option_print,
8558 target_option_pragma_parse, and can_inline_p hooks.
8560 * toplev.h (parse_optimize_options): Add declaration.
8561 (fast_math_flags_struct_set_p): Ditto.
8563 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8564 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8567 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8568 tree_can_inline_p hook to see if one function can inline another.
8569 (cgraph_decide_inlining): Ditto.
8570 (cgraph_decide_inlining_incrementally): Ditto.
8572 * opts.c (decode_options): Add support for running multiple times
8573 to allow functions with different target or optimization options
8574 than was specified on the command line.
8575 (fast_math_flags_struct_set_p): New function that is similar to
8576 fast_math_flags_set_p, except it uses the values in the
8577 cl_optimization structure instead of global variables.
8579 * optc-gen.awk: Add support for TargetSave to allow a back end to
8580 declare new fields that need to be saved when using function
8581 specific options. Include flags.h and target.h in the options.c
8582 source. Add support for Save to indicate which options can be set
8583 for individual functions. Generate cl_optimize_save,
8584 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8585 cl_target_option_restore, cl_target_option_print functions to
8586 allow functions to use different optimization or target options.
8588 * opt-functions.awk (var_type_struct): Return the type used for
8589 storing the field in a structure.
8591 * opth-gen.awk: Add support for TargetSave to allow a back end to
8592 declare new fields that need to be saved when using function
8593 specific options. Add support for Save to indicate which options
8594 can be set for individual functions. Only generate one extern for
8595 Mask fields. Generate cl_optimization and cl_target_option
8596 structures to remember optimization and target options.
8598 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8599 collecting new tree nodes.
8600 (TS_TARGET_OPTION): Ditto.
8602 * c-decl.c (merge_decls): Merge function specific target and
8603 optimization options.
8605 * function.c (invoke_set_current_function_hook): If the function
8606 uses different optimization options, change the global variables
8609 * coretypes.h (struct cl_optimization): Add forward reference.
8610 (struct cl_target_option): Ditto.
8612 * c-pragma.c (option_stack): New static vector to remember the
8613 current #pragma GCC option stack.
8614 (handle_pragma_option): New function to support #pragma GCC option
8615 to change target options.
8616 (optimize_stack): New static vector to remember the current
8617 #pragma GCC optimize stack.
8618 (handle_pragma_optimize): New function to support #pragma GCC
8619 optimize to change optimization options.
8620 (init_pragma): Add support for #pragma GCC optimize and #pragma
8623 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8624 optimization options.
8625 (TARGET_OPTION_NODE): New tree code for remembering certain target
8628 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8629 TARGET_OPTION_NODE trees.
8631 * common.opt (-O): Add Optimization flag.
8633 (-fmath-errno): Ditto.
8634 (-falign-functions): Add UInteger flag to make sure flag gets full
8635 int in cl_optimization structure.
8636 (-falign-jumps): Ditto.
8637 (-falign-labels): Ditto.
8638 (-falign-loops): Ditto.
8639 (-fsched-stalled-insns): Ditto.
8640 (-fsched-stalled-insns-dep): Ditto.
8642 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8644 (TARGET_OPTION_SAVE): Ditto.
8645 (TARGET_OPTION_RESTORE): Ditto.
8646 (TARGET_OPTION_PRINT): Ditto.
8647 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8648 (TARGET_CAN_INLINE_P): Ditto.
8649 (TARGET_INITIALIZER): Add new hooks.
8651 * tree-inline.c (tree_can_inline_p): New function to determine
8652 whether one function can inline another. Check if the functions
8653 use compatible optimization options, and also call the backend
8656 * tree-inline.h (tree_can_inline_p): Add declaration.
8658 * c-common.c (c_common_attribute): Add support for option and
8659 optimize attributes.
8660 (handle_option_attribute): Add support for the option attribute to
8661 allow the user to specify different target options for compiling a
8663 (handle_optimize_attribute): Add support for the optimize
8664 attribute to allow the user to specify different optimization
8665 options for compiling a specific function.
8666 (handle_hot_attribute): Turn on -O3 optimization for this one
8667 function if it isn't the default optimization level.
8668 (handle_cold_attribute): Turn on -Os optimization for this one
8669 function if it insn't the default optimization.
8670 (const_char_p): New const char * typedef.
8671 (optimize_args): New static vector to remember the optimization
8673 (parse_optimize_options): New function to set up the optimization
8674 arguments from either the optimize attribute or #pragma GCC optimize.
8676 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8677 (builtin_define_std): Ditto.
8679 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8680 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8681 (x86_64-*-*): Ditto.
8683 * Makefile.in (TREE_H): Add options.h.
8684 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8686 * doc/extend.texi (option attribute): Document new attribute.
8687 (optimize attribute): Ditto.
8688 (hot attribute): Document hot attribute sets -O3.
8689 (cold attribute): Document cold attribute sets -Os.
8690 (#pragma GCC option): Document new pragma.
8691 (#pragma GCC optimize): Ditto.
8693 * doc/options.texi (TargetSave): Document TargetSave syntax.
8694 (UInteger): Document UInteger must be used for certain flags.
8695 (Save): Document Save option to create target specific options
8696 that can be saved/restored on a function specific context.
8698 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8699 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8701 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8702 (TARGET_OPTION_SAVE): Ditto.
8703 (TARGET_OPTION_RESTORE): Ditto.
8704 (TARGET_OPTION_PRINT): Ditto.
8705 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8706 (TARGET_CAN_INLINE_P): Ditto.
8708 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8710 (-mfpmath=both): Ditto.
8712 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8713 Karthik Kumar <karthikkumar@gmail.com>
8715 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8716 (TARGET_POPCNT): Ditto.
8717 (TARGET_SAHF): Ditto.
8718 (TARGET_AES): Ditto.
8719 (TARGET_PCLMUL): Ditto.
8720 (TARGET_CMPXCHG16B): Ditto.
8721 (TARGET_RECIP): Move switch into target_flags.
8722 (TARGET_FUSED_MADD): Ditto.
8723 (ix86_arch_features): Make an unsigned char type.
8724 (ix86_tune_features): Ditto.
8725 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8726 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8727 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8729 * config/i386/i386.opt (arch): New TargetSave field to define
8730 fields that need to be saved for function specific option support.
8733 (branch_cost): Ditto.
8734 (ix86_isa_flags_explicit): Ditto.
8735 (tune_defaulted): Ditto.
8736 (arch_specified): Ditto.
8737 (-m128-long-double): Add Save flag to save option for target
8738 specific option support.
8740 (-maccumulate-outgoing-args): Ditto.
8741 (-malign-double): Ditto.
8742 (-malign-stringops): Ditto.
8743 (-mfancy-math-387): Ditto.
8744 (-mhard-float): Ditto.
8746 (-minline-all-stringops): Ditto.
8747 (-minline-stringops-dynamically): Ditto.
8748 (-mms-bitfields): Ditto.
8749 (-mno-align-stringops): Ditto.
8750 (-mno-fancy-math-387): Ditto.
8751 (-mno-push-args): Ditto.
8752 (-mno-red-zone): Ditto.
8753 (-mpush-args): Ditto.
8754 (-mred-zone): Ditto.
8756 (-msseregparm): Ditto.
8757 (-mstack-arg-probe): Ditto.
8772 (-mrecip): Move flag into target_flags.
8774 (-mno-fused-madd): Ditto.
8775 (-mfused-madd): Ditto.
8776 (-mabm): Move flag into ix86_isa_flags.
8783 * config/i386/i386-c.c: New file for #pragma support.
8784 (ix86_target_macros_internal): New function to #define or #undef
8785 target macros based when the user uses the #pragma GCC option to
8786 change target options.
8787 (ix86_pragma_option_parse): New function to add #pragma GCC option
8789 (ix86_target_macros): Move defining the target macros here from
8790 TARGET_CPU_CPP_BUILTINS in i386.h.
8791 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8792 defined, initialize any subtarget #pragmas.
8794 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8795 REGISTER_TARGET_PRAGMAS.
8797 * config/i386/t-i386: New file for x86 dependencies.
8798 (i386.o): Make dependencies mirror the include files used.
8799 (i386-c.o): New file, add dependencies.
8801 * config/i386/i386-protos.h (override_options): Add bool argument.
8802 (ix86_valid_option_attribute_tree): Add declaration.
8803 (ix86_target_macros): Ditto.
8804 (ix86_register_macros): Ditto.
8806 * config/i386/i386.c (ix86_tune_features): Move initialization of
8807 the target masks to initial_ix86_tune_features to allow functions
8808 to have different target options. Make type unsigned char,
8809 instead of unsigned int.
8810 (initial_ix86_tune_features): New static vector to hold processor
8811 masks for the tune variables.
8812 (ix86_arch_features): Move initialization of the target masks to
8813 initial_ix86_arch_features to allow functions to have different
8814 target options. Make type unsigned char, instead of unsigned int.
8815 (initial_ix86_arch_features): New static vector to hold processor
8816 masks for the arch variables.
8817 (enum ix86_function_specific_strings): New enum to describe the
8818 string options used for attribute((option(...))).
8819 (ix86_target_string): New function to return a string that
8820 describes the target options.
8821 (ix86_debug_options): New function to print the current options in
8823 (ix86_function_specific_save): New function hook to save the
8824 function specific global variables in the cl_target_option structure.
8825 (ix86_function_specific_restore): New function hook to restore the
8826 function specific variables from the cl_target_option structure to
8827 the global variables.
8828 (ix86_function_specific_print): New function hook to print the
8829 target specific options in the cl_target_option structure.
8830 (ix86_valid_option_attribute_p): New function hook to validate
8831 attribute((option(...))) arguments.
8832 (ix86_valid_option_attribute_tree): New function that is common
8833 code between attribute((option(...))) and #pragma GCC option
8834 support that parses the options and returns a tree holding the options.
8835 (ix86_valid_option_attribute_inner_p): New helper function for
8836 ix86_valid_option_attribute_tree.
8837 (ix86_can_inline_p): New function hook to decide if one function
8838 can inline another on a target specific basis.
8839 (ix86_set_current_function); New function hook to switch target
8840 options if the user used attribute((option(...))) or #pragma GCC
8842 (ix86_tune_defaulted): Move to static file scope from
8844 (ix86_arch_specified): Ditto.
8845 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8847 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8848 (OPTION_MASK_ISA_ABM_SET): Ditto.
8849 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8850 (OPTION_MASK_ISA_CX16_SET): Ditto.
8851 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8852 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8853 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8854 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8855 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8856 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8857 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8858 (struct ptt): Move to static file scope from override_options.
8859 (processor_target_table): Ditto.
8861 (ix86_handle_option): Add support for options that are now isa options.
8862 (override_options): Add support for declaring functions that
8863 support different target options than were specified on the
8864 command line. Move struct ptt, processor_target_table, cpu_names,
8865 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8866 Add bool argument. Fix up error messages so the appropriate error
8867 is given for either command line or attribute.
8868 (ix86_previous_fndecl): New static to remember previous function
8869 declaration to see if we need to change target options.
8870 (ix86_builtins_isa): New array to record the ISA of each builtin
8872 (def_builtin): Always create the builtin function, even if the
8873 current ISA doesn't support it.
8874 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8875 tests for those builtins.
8876 (ix86_init_builtins): Remove TARGET_MMX test for calling
8877 ix86_init_mmx_sse_builtins.
8878 (ix86_expand_builtin): If the current ISA doesn't support a given
8879 builtin, signal an error.
8880 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8881 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8882 (TARGET_OPTION_SAVE): Ditto.
8883 (TARGET_OPTION_RESTORE): Ditto.
8884 (TARGET_OPTION_PRINT): Ditto.
8885 (TARGET_CAN_INLINE_P): Ditto.
8887 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8889 * c-typeck.c (build_external_ref): Don't call assemble_external.
8890 * final.c (output_operand): Call assemble_external.
8892 2008-07-21 DJ Delorie <dj@redhat.com>
8894 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8895 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8897 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8899 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8900 original insn and splitter contents into ...
8901 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8902 flag_unsafe_math_optimizations. Add dummy scratch register.
8903 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8904 !flag_unsafe_math_optimizations. Returns number with next
8905 highest magnitude if this is still less or equal to the true
8906 quotient in magnitude.
8908 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8910 * Makefile.in: Replace toplev.h with TOPLEV_H.
8911 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8912 * c-lex.c (fe_file_change): Don't set in_system_header.
8913 * c-parser.c (c_token): Remove in_system_header.
8914 (c_lex_one_token): Don't set in_system_header.
8915 (c_parser_set_source_position_from_token): Don't set in_system_header.
8916 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8919 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8920 * flags.h (in_system_header): Remove.
8921 * function.c (saved_in_system_header): Remove.
8922 (push_cfun): Don't set in_system_header.
8923 (pop_cfun): Don't set in_system_header.
8924 (push_struct_function): Don't set in_system_header.
8925 * input.h (expanded_location): Add sysp.
8926 (in_system_header_at): New.
8927 (in_system_header): New.
8928 * toplev.c (in_system_header): Remove.
8929 * toplev.h: Include input.h
8931 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8932 * tree-ssa.c (warn_uninit): Call warning_at.
8933 (warn_uninitialized_var): Update calls to warn_uninit.
8934 (warn_uninitialized_phi): Update calls to warn_uninit.
8935 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8936 (expand_location): Initialize xloc.sysp.
8937 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8938 (tree_decl_with_vis): Remove in_system_header_flag.
8940 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8943 * recog.c (asm_operand_ok): Change the order of the extra
8944 memory constraint checks.
8946 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8949 * tree-switch-conversion.c (build_one_array): Call
8950 varpool_mark_needed_node and varpool_finalize_decl
8951 instead of assemble_variable.
8953 2008-07-19 Jan Hubicka <jh@suse.cz>
8955 * cgraph.c (cgraph_add_new_function): Do early local passes.
8956 * tree-nrv.c (gate_pass_return_slot): New gate.
8957 (pass_nrv): Add the gate.
8958 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8960 (coalesce_ssa_name): Coalesce SSA names.
8961 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8962 not optimizing so unused user vars remains visible.
8963 * common.opt (flag_tree_ter): Always enable by default.
8964 * tree-ssa-ter.c: Include flags.h
8965 (is_replaceable_p): Check that locations match; when aliasing
8966 is missing be conservative about loads.
8967 * tree-optimize.c (gate_init_datastructures): Remove.
8968 (pass_init_datastructures): New.
8969 * passes.c: Reorder passes so we always go into SSA.
8971 2008-07-19 Jan Hubicka <jh@suse.cz>
8973 * doc/extend.texi (flatten attribute): Remove note about
8975 * doc/invoke.texi (--combine): Likewise.
8976 (-finline-functions-called-once): Update levels when enabled.
8977 (-funit-at-a-time): Document new behaviour.
8978 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8979 -fno-section-anchors when disabled explicitly.
8980 (inline params): They are not ignored now.
8981 (precompiled headers): Remove unit-at-a-time as being incompatible.
8982 * opts.c (decode_options): Handle unit-at-a-time as alias;
8983 imply -fno-section-anchors when toplevel reorder is disabled
8985 * common.opt (ftoplevel-reorder): Set default value to 2.
8986 (funit-at-a-time): Set default value to 1.
8987 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8990 2008-07-19 Jan Hubicka <jh@suse.cz>
8992 * builtins.c (expand_builtin_int_roundingfn,
8993 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8996 2008-07-19 Richard Guenther <rguenther@suse.de>
8999 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9000 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9001 * tree-ssa-pre.c (get_expr_value_id): For newly created
9002 constant value-ids make sure to add the expression to its
9005 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9008 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9009 return value of the builtin is ignored.
9011 2008-07-19 Olivier Hainque <hainque@adacore.com>
9013 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9014 bits, a C conformant malloc implementation has to provide.
9015 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9017 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9021 * reload.c (find_reloads_subreg_address): Only reload address if
9022 reloaded == 0, not for reloaded != 1.
9025 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9026 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9027 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9028 m32c_legitimize_reload_address.
9030 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9031 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9032 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9034 2008-07-19 Olivier Hainque <hainque@adacore.com>
9036 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9037 argument, saying whether nested array are to be collapsed
9038 into a single array type DIE with multiple subscripts.
9039 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9040 issues, centralize the nested array types collapsing control and
9041 disable the transformation for Ada.
9043 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9046 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9048 (x86_64_shift_adj_2): New expander.
9049 (x86_64_shift_adj_3): Ditto.
9050 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9051 to split TImode operands.
9052 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9053 (ix86_split_lshr): Ditto.
9055 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9057 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9058 and __CHAR32_TYPE__.
9059 * c-typeck.c (digest_init): Support char16_t and char32_t.
9060 (set_nonincremental_init_from_string): Idem.
9062 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9065 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9066 PREFERRED_STACK_BOUNDARY.
9067 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9069 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9072 * function.c (locate_and_pad_parm): Cap boundary earlier.
9074 2008-07-17 Julian Brown <julian@codesourcery.com>
9076 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9077 no-op for targets which don't use DLLs.
9079 2008-07-17 Martin Jambor <mjambor@suse.cz>
9081 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9082 that nodes are relevant by examining the node->analyzed flag.
9083 (ipcp_init_stage): Check which nodes are relevant, assert that the
9084 relevant ones are also required.
9085 (ipcp_propagate_stage): Check on the side arrays are properly
9087 (ipcp_print_all_jump_functions): Make sure not to touch any node
9088 that is not analyzed or an edge that does not have a corresponding
9089 entry in the on-the-side vectors.
9090 (ipcp_function_scale_print): Likewise.
9091 (ipcp_update_callgraph): Check that the node is relevant.
9092 (ipcp_insert_stage): Check that the node is relevant. Check there is
9093 an info for every node and edge.
9094 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9095 (ipa_print_all_tree_maps): Likewise and a new variable info.
9096 (ipa_print_all_params_modified): Likewise.
9097 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9099 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9102 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9104 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9106 PR rtl-optimization/36753
9107 * fwprop.c (use_killed_between): Don't shortcut
9108 single-definition global registers.
9110 2008-07-16 Jan Hubicka <jh@suse.cz>
9112 * cgraph.h (varpool_empty_needed_queue): Declare.
9113 * cgraphunit.c (output_in_order): Mark all variables as needed;
9115 * varpool.c (varpool_assemble_node): Update debug queue.
9116 (varpool_assemble_pending_decls): Don't do it here.
9117 (varpool_empty_needed_queue): New function.
9119 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9121 * recog.c (peephole2_optimize): Fix formatting.
9123 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9125 * c-pch.c (get_ident): Avoid C++ keywords.
9126 * combine-stack-adj.c (single_set_for_csa): Likewise.
9127 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9128 output_asm_insn): Likewise.
9129 * reload.c (push_secondary_reload, find_reusable_reload,
9130 push_reload, combine_reloads, find_reloads,
9131 debug_reload_to_stream): Likewise.
9132 * reload.h (struct reload): Likewise.
9133 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9134 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9135 emit_output_reload_insns): Likewise.
9136 * targhooks.c (default_secondary_reload): Likewise.
9137 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9139 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9141 * recog.c (validate_change_1, validate_change,
9142 validate_unshare_change, validate_replace_rtx_1, struct
9143 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9145 * reload.c (push_secondary_reload, secondary_reload_class,
9146 scratch_reload_class, find_valid_class, find_reusable_reload,
9147 push_reload, find_dummy_reload, find_reloads_address_1,
9148 find_reloads_address_part, find_equiv_reg): Likewise.
9149 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9150 choose_reload_regs): Likewise.
9151 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9153 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9154 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9155 * sched-rgn.c (concat_INSN_LIST): Likewise.
9156 * stor-layout.c (mode_for_size, mode_for_size_tree,
9157 smallest_mode_for_size): Likewise.
9159 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9161 * cfg.c (dump_reg_info): Avoid C++ keywords.
9162 * dwarf2asm.c (dw2_force_const_mem,
9163 dw2_asm_output_encoded_addr_rtx): Likewise.
9164 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9165 * expmed.c (expand_shift): Likewise.
9166 * global.c (find_reg): Likewise.
9167 * graph.c (draw_edge): Likewise.
9168 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9169 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9170 widen_clz, widen_bswap, expand_parity, expand_unop,
9171 emit_cmp_and_jump_insn_1): Likewise.
9172 * postreload.c (reload_cse_simplify_operands): Likewise.
9173 * ra.h (add_neighbor): Likewise.
9174 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9175 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9176 record_reg_classes, copy_cost, record_address_regs,
9177 invalid_mode_change_p): Likewise.
9178 * regrename.c (regrename_optimize, scan_rtx_reg,
9179 dump_def_use_chain, find_oldest_value_reg,
9180 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9182 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9184 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9185 MASK_POWERPC64 for power4 in previous commit.
9187 2008-07-16 Olivier Hainque <hainque@adacore.com>
9189 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9190 instead of bare conversion to cast const-ness away.
9192 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9194 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9195 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9196 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9197 (TARGET_FUNCTION_VALUE): Define.
9199 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9201 * config/rs6000/rs6000.c (processor_target_table): Add
9202 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9204 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9207 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9208 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9209 m32c_legitimize_reload_address.
9211 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9213 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9214 DECL_IN_SYSTEM_HEADER in sync.
9216 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9218 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9219 * tree-ssa-pre.c (pre_expr_eq): Ditto
9220 (get_constant_for_value_id): Take a type as an argument.
9221 (fully_constant_expression): Pass in type.
9222 (find_or_generate_expression): Short circuit constant case.
9223 (create_expression_by_pieces): Remove special casing of
9225 (do_regular_insertion): Short circuit constant case.
9226 (do_partial_partial_insertion): Ditto.
9228 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9231 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9233 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9235 * config/xtensa/libgcc-xtensa.ver: New file.
9236 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9238 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9240 * df-problems.c (df_set_note): Avoid C++ keywords.
9241 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9242 * dse.c (record_store, remove_useless_values): Likewise.
9243 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9244 gen_reg_rtx_offset, operand_subword, change_address_1,
9245 change_address, adjust_address_1, offset_address,
9246 widen_memory_access, emit_copy_of_insn_after): Likewise.
9247 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9248 * fwprop.c (should_replace_address, propagate_rtx_1,
9249 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9251 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9252 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9253 * lcm.c (compute_insert_delete, pre_edge_lcm,
9254 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9255 * lower-subreg.c (resolve_reg_notes): Likewise.
9256 * mode-switching.c (optimize_mode_switching): Likewise.
9258 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9260 * bt-load.c (add_btr_def, migrate_btr_def,
9261 branch_target_load_optimize): Avoid C++ keywords.
9262 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9264 * combine.c (subst, simplify_set, make_extraction,
9265 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9266 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9267 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9269 2008-07-15 Richard Guenther <rguenther@suse.de>
9272 * c-common.c (strict_aliasing_warning): Do not warn for
9273 TYPE_REF_CAN_ALIAS_ALL pointers.
9274 (c_common_get_alias_set): may_alias types are not special.
9275 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9276 attribute and set can_ref_all accordingly.
9277 (build_reference_type_for_mode): Likewise.
9278 * doc/extend.texi (may_alias): Clarify.
9280 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9283 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9284 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9286 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9289 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9290 gcc_assert, instead call output_operand_lossage.
9292 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9294 * builtins.c (std_canonical_va_list): Treat structure based
9297 2008-07-15 Ben Elliston <bje@au.ibm.com>
9299 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9301 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9303 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9306 2008-07-14 Jan Hubicka <jh@suse.cz>
9308 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9309 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9310 fix predicates and constraints.
9311 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9312 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9314 2008-07-14 Doug Kwan <dougkwan@google.com>
9316 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9317 additional option file arm/eabi.opt.
9318 * config/arm/eabi.h (File): New configuration file for EABI targets.
9319 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9320 SUBSUBTARGET_EXTRA_SPECS.
9321 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9322 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9323 from STARTFILE_SPEC so that it can be referenced in an override.
9324 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9325 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9326 can be referenced in an override.
9327 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9328 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9329 so that it can be referenced in an override.
9330 (LINK_SPEC): Use BPABI_LINK_SPEC.
9331 * config/arm/eabi.opt (File): New.
9333 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9335 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9336 (FIXED_VALUE_H): New variable.
9337 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9338 input.h, fixed-value.h.
9339 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9340 (BASIC_BLOCK_H): Use $(BITMAP_H).
9341 (FUNCTION_H): Add varray.h.
9342 (IPA_REFERENCE_H): Use $(BITMAP_H).
9343 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9344 (DF_H): Use $(BITMAP_H).
9345 (GGC_H): Add statistics.h.
9347 (INSN_ATTR_H): Use it.
9348 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9350 (SYMTAB_H): Add $(OBSTACK_H).
9351 (CPP_INTERNAL_H): New.
9352 (TREE_DUMP_H): Add tree-pass.h.
9353 (TREE_FLOW_H): Use $(BITMAP_H)
9354 (PRETTY_PRINT_H): Use $(INPUT_H).
9355 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9358 (many object files): Fix lots of header dependencies throughout.
9360 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9362 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9364 (s-gtyp-input): Use them to write tmp-gi.list.
9365 (echo_to_gi.list): Remove.
9367 2008-07-14 Richard Guenther <rguenther@suse.de>
9369 * tree-ssa-sccvn.c (pre_info): Remove.
9370 (switch_to_PRE_table): Likewise.
9371 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9372 (set_hashtable_value_ids): Do not create value-ids for the
9374 (run_scc_vn): Remove double test. Remove bogus special-case
9375 in value-number printing.
9376 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9377 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9379 * tree-flow-inline.h (get_value_handle): Remove.
9380 * tree-flow.h (get_value_handle): Remove.
9382 2008-07-14 Martin Jambor <mjambor@suse.cz>
9384 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9385 in which we generate arithmetics is not a subrange.
9387 2008-07-14 Martin Jambor <mjambor@suse.cz>
9389 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9391 2008-07-14 Richard Guenther <rguenther@suse.de>
9393 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9395 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9398 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9399 reload for symbol refs moved to r0 with -fPIC.
9400 (legitimize_pic_address): Use the target register as temporary
9402 (emit_symbolic_move): Adjust comment.
9403 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9406 2008-07-14 Ben Elliston <bje@au.ibm.com>
9408 * c-common.h (C_CPP_HASHNODE): New macro.
9409 * coretypes.h (struct cpp_token): Forward declare.
9410 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9411 the context-sensitive keyword method.
9412 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9413 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9414 expand_bool_pixel): New.
9415 (altivec_categorize_keyword): New function.
9416 (init_vector_keywords): New function.
9417 (rs6000_macro_to_expand): Likewise.
9418 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9419 compiling an ISO C dialect.
9421 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9423 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9424 (create_expression_by_pieces): Fix typo.
9425 (do_regular_insertion): Use debug counter here too.
9427 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9430 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9431 CONST_OK_FOR_LETTER_P. All port-local users changed.
9432 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9433 implement Kp matching power-of-two.
9434 (CONSTRAINT_LEN): Define to match.
9435 * config/cris/cris.md: Replace all use of constraint K with Kc.
9436 ("*btst*): Use Kp for operand 0 of last alternative.
9438 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9441 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9444 2008-07-13 Jan Hubicka <jh@suse.cz>
9446 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9449 2008-07-13 Richard Guenther <rguenther@suse.de>
9452 * langhooks.c (lhd_print_error_function): Deal with recursive
9455 2008-07-12 Jan Hubicka <jh@suse.cz>
9457 * cgraph.c (assembler_name_hash): New static var.
9458 (hash_node_by_assembler_name, eq_assembler_name): New.
9459 (cgraph_node_for_asm): Use hashtable.
9460 (cgraph_remove_node): Maintain hashtable.
9461 (change_decl_assembler_name): Sanity check that names are not changing
9462 after aliasing was processed.
9463 * cgraph.h (varpoon_node): Add next GGC marker.
9464 * tree.c (decl_assembler_name_equal): Constify.
9465 (decl_assembler_name_hash): New.
9466 * tree.h (decl_assembler_name_equal): Constify.
9467 (decl_assembler_name_hash): Update.
9469 2008-07-12 David Daney <ddaney@avtrex.com>
9471 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9474 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9476 * doc/md.texi: Document the MIPS "v" constraint.
9477 * config/mips/mips.h (reg_class): Revert last change.
9478 (REG_CLASS_NAMES): Likewise.
9479 (REG_CLASS_CONTENTS): Likewise.
9480 * config/mips/mips.c (mips_regno_to_class): Likewise.
9481 * config/mips/constraints.md (v): Likewise, but add documentation.
9482 Add a comment to say that this constraint should not be used in
9485 2008-07-11 DJ Delorie <dj@redhat.com>
9487 * config/h8300/h8300.md (length): Fix branch offset limit.
9489 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9491 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9492 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9493 (avr_hard_regno_scratch_ok): New function.
9494 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9495 * config/avr/avr.md (all peepholes that request a scratch register):
9496 Remove avr_peep2_scratch_safe use.
9498 2008-07-11 Tom Tromey <tromey@redhat.com>
9499 Ian Lance Taylor <iant@google.com>
9501 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9502 (struct c_common_resword): Define.
9503 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9504 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9505 (c_common_reswords, num_c_common_reswords): Declare.
9506 * c-common.c (c_common_reswords): New global const array.
9507 (num_c_common_reswords): New const int.
9508 * c-parser.c (struct resword, reswords): Don't define.
9509 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9510 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9511 than reswords. If warning about C++ keywords, give them a special
9513 (c_lex_one_token): Warn about C++ keywords. Call
9514 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9515 (c_parser_external_declaration): Look for RID_xxx rather than
9516 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9517 (c_parser_statement_after_labels): Likewise.
9518 (c_parser_objc_class_instance_variables): Likewise.
9519 (c_parser_objc_class_declaration): Likewise.
9520 (c_parser_objc_try_catch_statement): Likewise.
9521 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9522 (declspecs_add_type): Likewise.
9524 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9526 * ggc-page.c (alloc_page):
9527 Substituting xmalloc, xcalloc with
9528 XNEWVEC and XCNEWVAR macros which add the
9531 2008-07-11 Richard Guenther <rguenther@suse.de>
9533 PR tree-optimization/36765
9534 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9535 aliases from HEAP vars to SMTs.
9537 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9539 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9540 * configure.ac (loose_warn): Move -Wc++-compat from here...
9541 (strict_warn): ...to here.
9542 * configure: Regenerate.
9544 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9546 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9547 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9548 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9549 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9550 excluding more specific h8300-*-* and sh-*-* targets.
9552 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9554 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9556 (execute_pre): Call loop_optimizer_finalize in early exit.
9558 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9561 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9562 uids in the bitmap, not just VAR_DECL uids.
9564 PR rtl-optimization/36419
9565 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9566 (combine_stack_adjustments_for_block): Call it if needed. Delete
9568 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9569 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9570 prologue sp adjustment.
9572 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9575 * opts.c (print_ignored_options): Report postponed diagnostics for
9576 unknown -Wno-* options as warnings, not errors.
9577 (postpone_unknown_option_error): Renamed to...
9578 (postpone_unknown_option_warning): ... this.
9580 2008-07-09 Doug Kwan <dougkwan@google.com>
9583 2008-07-08 Doug Kwan <dougkwan@google.com>
9585 * config/arm/arm.opt (mandroid): New option.
9586 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9587 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9589 (CC1PLUS_SPEC): Same.
9591 (STARTFILE_SPEC): Same.
9592 (ENDFILE_SPEC): Same.
9593 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9596 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9599 * config/mips/mips.h (reg_class): Remove V1_REG.
9600 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9601 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9603 (mips_get_tp): New function.
9604 (mips_legitimize_tls_address): Use it.
9605 * config/mips/constraints.md (v): Delete.
9606 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9607 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9608 After reload, split into a move and ...
9609 (*tls_get_tp_<mode>_split): ...this new instruction.
9611 2008-07-09 David Daney <ddaney@avtrex.com>
9613 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9615 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9617 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9618 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9620 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9621 htab_delete should be called. Don't free c.
9622 (lookup_tmp_var): Create temp_htab lazily.
9623 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9624 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9626 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9627 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9628 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9629 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9630 * tree-sra.c (generate_element_init): Likewise.
9631 * tree-mudflap.c (execute_mudflap_function_ops,
9632 execute_mudflap_function_decls): Likewise.
9633 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9634 * tree-gimple.h (struct gimplify_ctx): New type.
9635 (push_gimplify_context): Adjust prototype.
9637 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9639 * tree-ssa-pre.c (phi_translate_1): Update placement of
9642 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9644 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9645 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9646 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9647 * targhooks.c (default_hard_regno_scratch_ok): New function.
9648 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9649 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9650 * recog.c: Include "target.h".
9651 (peep2_find_free_register): Add check for global regs. Add target
9653 * Makefile.in (recog.o): Depend on target.h.
9655 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9657 * config/sh/sh.c (sh_canonical_va_list_type): New.
9658 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9660 2008-07-09 Raksit Ashok <raksit@google.com>
9662 * doc/invoke.texi (Option Summary): Mention new option
9663 -Wdisallowed-function-list=...
9664 (Warning Options): Document -Wdisallowed-function-list=...
9665 * common.opt (Wdisallowed-function-list=): New flag.
9666 * flags.h (warn_disallowed_functions): External definition of new
9667 boolean warning flag.
9668 (warn_if_disallowed_function_p): Declare new function.
9669 * opts.c (warning_disallowed_functions): New static variable.
9670 (warn_disallowed_functions): New boolean warning flag.
9671 (warn_if_disallowed_function_p): New function.
9672 (add_comma_separated_to_vector): Rename
9673 add_instrument_functions_exclude_list to this.
9674 (common_handle_option): Handle new option. Rename calls to
9675 add_instrument_functions_exclude_list into calls to
9676 add_comma_separated_to_vector.
9677 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9678 based on flag warn_disallowed_functions.
9680 2008-07-09 Christian Bruel <christian.bruel@st.com>
9682 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9683 instead of get_attr_length.
9685 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9687 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9689 * genemit.c (gen_insn): Likewise.
9690 * gengtype.c (note_def_vec): Likewise.
9691 * gengtype.h (note_def_vec): Likewise.
9692 * genoutput.c (struct data, output_insn_data, process_template,
9693 gen_expand, gen_split, note_constraint): Likewise.
9694 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9695 make_insn_sequence): Likewise.
9696 * gensupport.c (record_insn_name): Likewise.
9698 2008-07-08 Doug Kwan <dougkwan@google.com>
9700 * config/arm/arm.opt (mandroid): New option.
9701 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9702 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9704 (CC1PLUS_SPEC): Same.
9706 (STARTFILE_SPEC): Same.
9707 (ENDFILE_SPEC): Same.
9708 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9711 2008-07-08 Raksit Ashok <raksit@google.com>
9713 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9714 (set_storage_via_setmem): Fix expected_align parameter.
9715 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9716 missing from the list.
9717 * doc/md.texi (movmem): Explicitly state that expected alignment is
9718 to be expressed in bytes.
9719 (setmem): Explicitly state that expected alignment is to be expressed
9722 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9724 * reload.c (find_reloads_subreg_address): Do not require validity
9725 of address in original mode before reloading address.
9727 2008-07-07 Tianwei Sheng <tianweis@google.com>
9729 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9730 bounds array access.
9732 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9734 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9736 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9738 Fix PR tree-optimization/23455
9739 Fix PR tree-optimization/35286
9740 Fix PR tree-optimization/35287
9741 * Makefile.in (OBJS-common): Remove tree-vn.o.
9742 (tree-vn.o): Remove.
9743 * dbgcnt.def: Add treepre_insert debug counter.
9744 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9745 (debug_value_expressions): Ditto.
9746 (print_value_expressions): Ditto.
9747 * tree-pretty-print.c (dump_generic_node): Updated for
9748 VALUE_HANDLE removal.
9749 * tree-ssa-dom.c (record_equality): Ditto.
9750 (cprop_operand): Ditto.
9751 (lookup_avail_expr): Ditto.
9752 * tree-ssa-threadedge.c
9753 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9754 (simplify_control_stmt_condition): Ditto.
9755 * tree.c (tree_code_size): Ditto.
9756 (tree_node_structure): Ditto.
9757 (iterative_hash_expr): Ditto.
9759 * tree.h (VALUE_HANDLE_ID): Ditto.
9760 (VALUE_HANDLE_EXPR_SET): Ditto.
9761 (struct tree_value_handle): Ditto.
9762 (union tree_node): Ditto.
9763 * treestruct.def: Ditto.
9764 * tree-vn.c: Removed.
9765 * tree-ssa-pre.c: Rewritten entirely.
9766 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9767 (constant_value_ids): Ditto.
9768 (vn_nary_op_t): Moved to header.
9770 (vn_reference_op_t): Ditto
9771 (vn_reference_t): Ditto.
9772 (next_value_id): New variable.
9773 (VN_INFO): Add an assert.
9774 (vn_constant_eq): New function.
9775 (vn_constant_hash): Ditto.
9776 (get_or_alloc_constant_value_id): Ditto.
9777 (value_id_constant_p): Ditto.
9778 (vn_reference_compute_hash): De-staticify.
9779 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9780 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9781 (valueize_refs): Update opcode if it changes from ssa name to constant.
9782 (vn_reference_lookup_1): Add new argument.
9783 (vn_reference_lookup): Ditto.
9784 (vn_reference_lookup_pieces): New function.
9785 (vn_reference_insert): Add return type. Modify to deal with value ids.
9786 (vn_reference_insert_pieces): New function.
9787 (vn_nary_op_compute_hash): De-staticify.
9788 (vn_nary_op_eq): Ditto.
9789 (vn_nary_op_lookup_pieces): New function.
9790 (vn_nary_op_lookup): Add new argument.
9791 (vn_nary_op_insert_pieces): New function.
9792 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9793 (vn_phi_insert): Ditto.
9794 (visit_unary_op): Update for callee changes.
9795 (visit_binary_op): Ditto.
9796 (visit_reference_op_load): Ditto.
9797 (visit_reference_op_store): Ditto.
9798 (init_scc_vn): Init next_value_id, constant_to_value_id and
9800 (free_scc_vn): Free them.
9801 (set_hashtable_value_ids): New function.
9802 (run_scc_vn): Use it.
9803 (get_max_value_id): New function.
9804 (get_next_value_id): Ditto.
9805 (expressions_equal_p): Moved from tree-vn.c
9806 (sort_vuses): Ditto.
9807 (sort_vuses_heap): Ditto.
9808 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9810 * tree.c (iterative_hash_hashval_t): Made non-static
9811 * tree.h (iterative_hash_hashval_t): Declare it.
9813 2008-07-08 Martin Jambor <mjambor@suse.cz>
9815 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9816 instead of ipa_create_node_params.
9817 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9818 ipa_check_create_edge_args, free them with
9819 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9821 * ipa-prop.c: Include flags.h and tree-inline.h.
9822 (ipa_node_params_vector): New variable.
9823 (ipa_edge_args_vector): New variable.
9824 (edge_removal_hook_holder): New variable.
9825 (node_removal_hook_holder): New variable.
9826 (edge_duplication_hook_holder): New variable.
9827 (node_duplication_hook_holder): New variable.
9828 (ipa_detect_param_modifications): Check for presence of modified flags.
9829 (ipa_compute_jump_functions): Check for presence of jump functions.
9830 (ipa_free_edge_args_substructures): New function.
9831 (ipa_create_node_params): Removed.
9832 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9833 (ipa_free_node_params_substructures): New function.
9834 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9836 (ipa_edge_removal_hook): New function.
9837 (ipa_node_removal_hook): New function.
9838 (duplicate_array): New function.
9839 (ipa_edge_duplication_hook): New function.
9840 (ipa_node_duplication_hook): New function.
9841 (ipa_register_cgraph_hooks): New function.
9842 (ipa_unregister_cgraph_hooks): New function.
9843 (free_all_ipa_structures_after_ipa_cp): New function.
9845 * ipa-prop.h: Include vec.h.
9846 (ipa_node_params_t): New typedef with vector types for it.
9847 (ipa_edge_args_t): New typedef with vector types for it.
9848 (IPA_NODE_REF): Changed to access an on-the-side vector.
9849 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9850 (ipa_check_create_node_params): New function.
9851 (ipa_check_create_edge_args): New function.
9853 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9856 2008-07-07 Tom Tromey <tromey@redhat.com>
9858 * configure, config.in: Rebuilt.
9859 * configure.ac: Don't check for scandir or alphasort.
9861 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9863 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9864 types immediately after creating them.
9866 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9868 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9870 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9872 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9873 dump_constraint_graph.
9874 (dump_constraint_edge): New function.
9875 (dump_constraint_graph): New function.
9876 (debug_constraint_graph): New function.
9877 (dump_constraint): Removed useless comparison.
9878 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9879 (dump_constraint_graph): Declare.
9880 (debug_constraint_graph): Declare.
9881 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9883 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9885 * config/i386/i386.c (is_va_list_char_pointer): New.
9886 (ix86_va_start): Replace compare with ms_va_list_type_node
9887 by is_va_list_char_pointer.
9888 (ix86_gimplify_va_arg): Likewise.
9890 2008-07-07 Martin Jambor <mjambor@suse.cz>
9892 * cgraph.c (cgraph_edge_max_uid): New variable.
9893 (struct cgraph_edge_hook_list): New type.
9894 (struct cgraph_node_hook_list): New type.
9895 (struct cgraph_2edge_hook_list): New type.
9896 (struct cgraph_2node_hook_list): New type.
9897 (first_cgraph_edge_removal_hook): New variable.
9898 (first_cgraph_node_removal_hook): New variable.
9899 (first_cgraph_edge_duplicated_hook): New variable.
9900 (first_cgraph_node_duplicated_hook): New variable.
9901 (cgraph_add_edge_removal_hook): New function.
9902 (cgraph_remove_edge_removal_hook): New function.
9903 (cgraph_call_edge_removal_hooks): New function.
9904 (cgraph_add_node_removal_hook): New function.
9905 (cgraph_remove_node_removal_hook): New function.
9906 (cgraph_call_node_removal_hooks): New function.
9907 (cgraph_add_edge_duplication_hook): New function.
9908 (cgraph_remove_edge_duplication_hook): New function.
9909 (cgraph_call_edge_duplication_hooks): New function.
9910 (cgraph_add_node_duplication_hook): New function.
9911 (cgraph_remove_node_duplication_hook): New function.
9912 (cgraph_call_node_duplication_hooks): New function.
9913 (cgraph_create_edge): Assign to edge uid.
9914 (cgraph_remove_edge): Call edge removal hooks.
9915 (cgraph_node_remove_callees): Call edge removal hooks.
9916 (cgraph_node_remove_callers): Call edge removal hooks.
9917 (cgraph_remove_node): Call node removal hooks.
9918 (cgraph_clone_edge): Call edge duplication hooks.
9919 (cgraph_clone_node): Call node duplication hooks.
9921 * cgraph.h (cgraph_edge): New field uid.
9922 (cgraph_edge_hook): New type.
9923 (cgraph_node_hook): New type.
9924 (cgraph_2edge_hook): New type.
9925 (cgraph_2node_hook): New type.
9927 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9929 * config.in: Regenerate.
9931 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9933 * gcc.c (print_sysroot): New.
9934 (option_map, display_help, process_command): Handle the
9935 -print-sysroot option.
9936 (main): Print the sysroot if requested.
9937 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9939 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9942 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9944 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9946 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9947 (assign_parm_setup_block_p): Also check mode of entry_parm.
9949 2008-07-07 Richard Guenther <rguenther@suse.de>
9951 * tree-ssa-structalias.h (set_used_smts): Remove.
9952 * tree-ssa-structalias.c (used_smts): Likewise.
9953 (set_used_smts): Likewise.
9954 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9955 call to set_used_smts.
9957 2008-07-07 Richard Guenther <rguenther@suse.de>
9959 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9960 (new_var_info): Set it to false.
9961 (solution_set_add): Correctly handle pointers outside a var and
9963 (type_safe): Treat variables with is_full_var properly.
9964 (do_sd_constraint): Likewise.
9965 (do_ds_constraint): Likewise.
9966 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9967 (get_constraint_for_ptr_offset): New function.
9968 (get_constraint_for_component_ref): For addresses at least include
9969 the last field of the variable. Handle is_full_vars properly.
9970 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9971 (handle_ptr_arith): Remove.
9972 (find_func_aliases): Simplify assignment handling.
9973 (create_function_info_for): For parameter and result varinfos set
9975 (create_variable_info_for): Set is_full_var flag whenever we
9976 just created a single varinfo for a decl.
9977 (init_alias_vars): Initialize use_field_sensitive from
9978 max-fields-for-field-sensitive parameter.
9980 2008-07-07 Richard Guenther <rguenther@suse.de>
9982 PR tree-optimization/36713
9983 * tree-flow-inline.h (is_call_used): New function.
9984 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9985 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9986 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9988 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9990 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9992 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9994 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9996 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9997 Nathan Sidwell <nathan@codesourcery.com>
9999 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10000 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10002 * config/m68k/t-linux: New.
10003 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10006 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10008 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10009 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10012 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10014 * gcc.c (execute): Fix -Wc++-compat warning.
10016 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10019 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10020 constant for little endian.
10022 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10024 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10025 mips_base_mips16 instead of TARGET_MIPS16.
10026 (mips_base_mips16): Declare.
10027 * config/mips/mips.c (mips_base_mips16): Make global.
10028 (was_mips16_p): Remove GTY marker.
10029 (was_mips16_pch_p): New variable.
10030 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10031 (mips_override_options): Force to non-MIPS16 mode initially.
10032 Do not complain about MIPS16 PIC incompatibilities here.
10033 Only allow -mgpopt if -mexplicit-relocs is in force for
10036 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10038 * configure.ac: Check for caddr_t, define to char * if not defined.
10039 * configure: Regenerate.
10040 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10041 (mmap_gt_pch_use_address): Likewise.
10042 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10044 2008-07-06 Richard Guenther <rguenther@suse.de>
10046 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10047 (new_var_info): Deal with it.
10048 (solution_set_add): Likewise.
10049 (bitpos_of_field): Make signed, fix.
10050 (struct fieldoff): Remove type and decl fields. Make size field
10051 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10053 (fieldoff_compare): Deal with it.
10054 (push_fields_onto_fieldstack): Remove has_union argument, glob
10055 adjacent non-pointer fields together.
10056 (create_function_info_for): Do not set has_union.
10057 (create_variable_info_for): Simplify.
10059 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10061 * config.gcc (extra_headers): Add cross-stdarg.h for target
10062 x86_64-*-* and i?86-*-*.
10063 * config/i386/cross-stdarg.h: New.
10064 * builtins.c (std_fn_abi_va_list): New.
10065 (std_canonical_va_list_type): New.
10066 (stabilize_va_list): Replace va_list_type_node use by
10067 mtarget.canonical_va_list_type.
10068 (gimplify_va_arg_expr): Likewise.
10069 (expand_builtin_va_copy): Replace va_list_type_node use by
10070 mtarget.fn_abi_va_list.
10071 * tree-sra.c (is_va_list_type): New helper.
10072 (decl_can_be_decomposed_p): Replace
10073 va_list_type_node use by is_va_list_type.
10074 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10075 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10076 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10077 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10078 (ix86_enum_va_list): New.
10079 * config/i386/i386.c (sysv_va_list_type_node): New.
10080 (ms_va_list_type_node): New.
10081 (ix86_function_type_abi): Remove sorry.
10082 (ix86_build_builtin_va_list_abi): New.
10083 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10084 for 64-bit targets.
10085 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10086 (ix86_init_builtins_va_builtins_abi): New.
10087 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10088 for 64-bit targets.
10089 (ix86_handle_abi_attribute): New.
10090 (attribute_spec): Add sysv_abi and ms_abi.
10091 (ix86_fn_abi_va_list): New.
10092 (ix86_canonical_va_list_type): New.
10093 (ix86_enum_va_list): New.
10094 (TARGET_FN_ABI_VA_LIST): New.
10095 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10096 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10097 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10098 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10099 (TARGET_ENUM_VA_LIST): New.
10100 * expr.h (std_fn_abi_va_list): New.
10101 (std_canonical_va_list_type): New.
10102 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10103 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10104 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10105 TARGET_CANONICAL_VA_LIST_TYPE.
10106 * target.h (struct gcc_target): Add fn_abi_va_list hook
10107 and canonical_va_list_type hook.
10109 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10111 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10112 integral and pointer types.
10114 2008-07-04 Roger Sayle <roger@eyesopen.com>
10116 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10117 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10119 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10122 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10124 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10126 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10127 build_gimple_modify_stmt.
10128 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10129 gimple operand. Use fold_build* instead of build*.
10131 2008-07-04 Richard Guenther <rguenther@suse.de>
10133 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10134 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10135 properly to compute the reachability set if we do field-sensitive PTA.
10136 * invoke.texi (max-fields-for-field-sensitive): Document default.
10137 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10138 100 for optimize >= 2.
10140 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10142 * ggc-zone.c (lookup_page_table_if_allocated,
10143 set_page_table_entry, zone_find_object_size, alloc_small_page,
10144 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10145 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10146 -Wc++-compat and/or -Wcast-qual warnings.
10148 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10151 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10152 pic_offset_table_rtx to be marked as used here.
10153 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10154 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10155 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10156 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10157 !TARGET_SECURE_PLT.
10159 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10161 * alloc-pool.c (hash_descriptor, eq_descriptor,
10162 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10163 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10165 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10166 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10167 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10168 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10171 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10173 * tree-flow.h (loop_only_exit_p): Declare.
10174 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10175 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10176 the number of iterations if it is constant. Otherwise, if this is the
10177 only possible exit of the loop, use the conservative estimate on the
10178 number of iterations of the entire loop if available.
10180 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10182 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10183 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10184 Add synchronization functions.
10185 * config/sync.c: New file.
10186 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10187 (LIBGCC_SYNC_CFLAGS): Likewise.
10189 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10192 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10193 (*pushtf_sse): New insn pattern.
10194 (pushtf splitters): New splitters.
10196 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10198 PR middle-end/35736
10199 * predict.c (build_predict_expr): Use void_type_node for the tree
10200 type, instead of NULL_TREE.
10202 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10204 * config/i386/i386.c (contains_aligned_value_p): Return true
10206 (ix86_data_alignment): Align TCmode to 128bits.
10207 (ix86_local_alignment): Likewise.
10209 2008-07-03 Andrew Haley <aph@redhat.com>
10212 * vec.h (VEC_TA): New.
10213 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10214 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10215 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10216 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10217 (C_COMMON_FIXED_TYPES): Remove first arg.
10218 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10219 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10220 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10221 not to use empty macro arguments.
10223 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10225 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10226 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10227 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10228 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10229 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10230 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10231 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10232 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10233 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10234 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10235 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10236 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10237 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10238 config/rs6000/e500crtres64gpr.asm,
10239 config/rs6000/e500crtres64gprctr.asm,
10240 config/rs6000/e500crtrest32gpr.asm,
10241 config/rs6000/e500crtrest64gpr.asm,
10242 config/rs6000/e500crtresx32gpr.asm,
10243 config/rs6000/e500crtresx64gpr.asm,
10244 config/rs6000/e500crtsav32gpr.asm,
10245 config/rs6000/e500crtsav64gpr.asm,
10246 config/rs6000/e500crtsav64gprctr.asm,
10247 config/rs6000/e500crtsavg32gpr.asm,
10248 config/rs6000/e500crtsavg64gpr.asm,
10249 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10250 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10251 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10252 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10253 config/sparc/sol2-cn.asm: Remove .file directives.
10255 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10257 * resource.c (mark_referenced_resources): Look inside
10258 UNSPEC_VOLATILEs and ASM_INPUTs.
10260 2008-07-02 Ian Lance Taylor <iant@google.com>
10262 * rtlanal.c (add_reg_note): New function.
10263 * rtl.h (add_reg_note): Declare.
10264 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10265 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10266 * builtins.c (expand_builtin_longjmp): Likewise.
10267 (expand_builtin_nonlocal_goto): Likewise.
10268 * calls.c (emit_call_1, expand_call): Likewise.
10269 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10270 * cfglayout.c (fixup_reorder_chain): Likewise.
10271 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10272 (commit_one_edge_insertion): Likewise.
10273 * combine.c (move_deaths, distribute_notes): Likewise.
10274 * df-problems.c (df_set_note): Likewise.
10275 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10276 (set_unique_reg_note): Likewise.
10277 (emit_copy_of_insn_after): Likewise.
10278 * expr.c (expand_expr_real): Likewise.
10279 * gcse.c (add_label_notes): Likewise.
10280 * haifa-sched.c (create_check_block_twin): Likewise.
10281 * jump.c (mark_jump_label_1): Likewise.
10282 * loop-doloop.c (add_test, doloop_modify): Likewise.
10283 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10284 * lower-subreg.c (move_eh_region_note): Likewise.
10285 * optabs.c (emit_libcall_block): Likewise.
10286 * predict.c (predict_insn): Likewise.
10287 (combine_predictions_for_insn): Likewise.
10288 * recog.c (peephole2_optimize): Likewise.
10289 * regmove.c (try_auto_increment): Likewise.
10290 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10291 * reload.c (find_reloads): Likewise.
10292 * reload1.c (fixup_eh_region_note): Likewise.
10293 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10294 * reorg.c (delete_prior_computation): Likewise.
10295 (delete_computation, dbr_schedule): Likewise.
10296 * config/pa/pa.c (legitimize_pic_address): Likewise.
10297 * config/sh/sh.c (sh_reorg): Likewise.
10299 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10302 * config/libgcc-glibc.ver: Add %exclude.
10303 * config/m32r/libgcc-glibc.ver: Likwise.
10304 * config/s390/libgcc-glibc.ver: Likwise.
10305 * config/sh/libgcc-glibc.ver: Likwise.
10306 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10308 * config/i386/libgcc-glibc.ver: New.
10310 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10312 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10314 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10315 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10316 i[34567]86-*-linux*, x86_64-*-linux*. Add
10317 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10318 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10319 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10320 i[34567]86-*-linux*, x86_64-*-linux*.
10322 * libgcc-std.ver: Add empty GCC_4.4.0.
10324 * mkmap-symver.awk: Support multiple versions per symbol.
10326 * config/i386/i386.c (ix86_init_builtins): Always define
10327 __builtin_fabsq and __builtin_copysignq with fallbacks.
10328 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10329 and __builtin_copysignq if SSE2 isn't available.
10331 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10332 (LIBGCC2_TF_CEXT): Likwise.
10333 (TF_SIZE): Likwise.
10335 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10337 * config/i386/sfp-machine.h: Moved to libgcc.
10339 * config/i386/sfp-machine.h: New.
10340 * config/i386/t-linux: Likwise.
10342 * config/i386/t-darwin: Remove softfp_wrap_start and
10344 * config/i386/t-darwin64: Likewise.
10346 * config/i386/t-fprules-softfp64: Renamed to ...
10347 * config/i386/t-fprules-softfp: This.
10349 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10350 and softfp_wrap_end.
10352 2008-07-02 Jason Merrill <jason@redhat.com>
10354 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10356 * tree.c (ctor_to_list): New fn.
10357 * tree.h: Declare it.
10358 (CONSTRUCTOR_ELT): New macro.
10359 (CONSTRUCTOR_NELTS): New macro.
10361 2008-07-02 Richard Guenther <rguenther@suse.de>
10363 * tree-ssa-structalias.c (struct variable_info): Reorder
10364 to fill padding on 64bit hosts. Make collapsed_to an int.
10365 (get_varinfo_fc): Deal with that.
10366 (new_var_info): Likewise.
10367 (collapse_rest_of_var): Likewise.
10369 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10371 * doc/install.texi (--enable-java-home): Document.
10372 (--enable-aot-compile-rpm): Likewise.
10373 (--with-arch-directory): Likewise.
10374 (--with-os-directory): Likewise.
10375 (--with-origin-name): Likewise.
10376 (--with-arch-suffix): Likewise.
10377 (--with-jvm-root-dir): Likewise.
10378 (--with-jvm-jar-dir): Likewise.
10379 (--with-python-dir): Likewise.
10381 2008-07-02 Richard Guenther <rguenther@suse.de>
10383 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10384 from decls explicitly. Merge operand checking from tuples.
10386 2008-07-02 Martin Jambor <mjambor@suse.cz>
10388 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10390 2008-07-02 Martin Jambor <mjambor@suse.cz>
10392 * tree-switch-conversion.c: Included timevar.h
10393 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10395 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10397 2008-07-02 Martin Jambor <mjambor@suse.cz>
10399 * tree-switch-conversion.c: Corrected various comments and
10401 (build_constructors): Fixed minor formatting mistakes.
10403 * invoke.texi (Optimize Options): Corrected the
10404 switch-conversion-max-branch-ratio parameter.
10406 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10408 * final.c (asm_insn_count): Return zero for an empty asm body.
10410 2008-07-02 Richard Guenther <rguenther@suse.de>
10412 * bitmap.h (bitmap_set_bit): Return bool.
10413 (bitmap_clear_bit): Likewise.
10414 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10415 write to the bitmap if it would.
10416 (bitmap_clear_bit): Likewise.
10417 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10418 bitmap_set_bit return value.
10419 (add_pred_graph_edge): Likewise.
10420 (add_graph_edge): Likewise.
10421 (do_sd_constraint): Likewise.
10422 (do_ds_constraint): Likewise.
10424 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10426 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10427 Fix -Wc++-compat and/or -Wcast-qual warnings.
10428 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10429 gen_regparm_prefix): Likewise.
10430 * vmsdbgout.c (write_modbeg, lookup_filename,
10431 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10433 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10435 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10436 defaults.h definition apply.
10438 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10440 * function.c (assign_parm_remove_parallels): New.
10441 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10443 (assign_parm_setup_block): Do not handle them.
10444 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10445 assign_parm_remove_parallels.
10447 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10449 * c-typeck.c (convert_for_assignment): Use
10450 vector_targets_convertible_p.
10451 * c-common.c (vector_targets_convertible_p): New.
10452 * c-common.h (vector_targets_convertible_p): New prototype.
10453 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10454 opaque_p_V2SI_type_node.
10456 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10458 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10461 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10463 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10464 TFmode constants via two element DImode vector for hosts with
10465 HOST_BITS_PER_WIDE_INT < 64.
10466 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10467 also for HOST_BITS_PER_WIDE_INT < 64.
10469 2008-07-01 Richard Guenther <rguenther@suse.de>
10471 PR tree-optimization/36666
10472 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10473 (get_constraint_exp_from_ssa_var): Split into ...
10474 (get_constraint_exp_for_temp): ... this ...
10475 (get_constraint_for_ssa_var): ... and that.
10476 Return constraint expressions for all touched sub-fields
10477 if the results address is not taken.
10478 (process_constraint): Remove assertion that aggregate
10479 assignments do not happen at this place.
10480 (get_constraint_for_component_ref): Add address_p argument.
10481 Return constraint expressions for all touched sub-fields
10482 if the results address is not taken.
10483 (do_deref): Use get_constraint_exp_for_temp.
10484 (get_constraint_for_1): Rename from ...
10485 (get_constraint_for): ... this. Add the old function as wrapper.
10486 (do_structure_copy): Use get_constraint_for_1.
10488 2008-07-01 Martin Jambor <mjambor@suse.cz>
10490 * Makefile.in (tree-switch-conversion.o): Add.
10491 (OBJS-common): Add tree-swtch-conversion.o.
10492 * passes.c (init_optimization_passes): Add pass_convert_switch.
10493 * tree-pass.h: (pass_convert_switch): Add.
10494 * tree-switch-conversion.c: New file.
10495 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10496 * common.opt (ftree-cswtch): New option.
10497 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10498 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10499 * opts.c (decode_options): Set flag_tree_switch_conversion when
10500 optimization level is >= 2.
10501 * doc/invoke.texi (Optimize Options): Added description of
10502 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10504 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10506 * config/darwin-driver.c (darwin_default_min_version): Fix
10507 -Wc++-compat warnings.
10509 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10511 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10514 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10516 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10518 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10520 PR rtl-optimization/34744
10521 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10522 (df_scan_free_internal): Free data structures not
10523 allocated in storage pools.
10524 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10525 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10526 df_scan_free_mws_vec.
10527 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10530 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10532 * config/i386/i386.c (contains_aligned_value_p): Return true
10534 (ix86_function_arg_boundary): Return its natural boundary
10536 (return_in_memory_32): Don't check TDmode.
10537 (ix86_split_to_parts): Support splitting into 4 parts and
10538 support TFmode for 32bit target.
10539 (ix86_split_long_move): Support splitting into 4 parts.
10540 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10542 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10543 (ix86_init_builtins): Here.
10544 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10545 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10546 'q' and 'w', respectively.
10548 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10550 (movtf_internal): Likewise.
10551 (<code>tf2): Likewise.
10552 (*absnegtf2_sse): Likewise.
10553 (copysign<mode>3): Likewise.
10554 (copysign<mode>3_const): Likewise.
10555 (copysign<mode>3_var): Likewise.
10556 (define_split UNSPEC_COPYSIGN): Likewise.
10557 * config/i386/sse.md (*nandtf3): Likewise.
10558 (<code>tf3): Likewise.
10559 (*<code>tf3): Likewise.
10561 2008-06-30 Joey Ye <joey.ye@intel.com>
10562 H.J. Lu <hongjiu.lu@intel.com>
10564 * global.c (compute_regsets): Set frame_pointer_needed here.
10565 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10567 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10569 * doc/install.texi (specific): Expand Windows build notes.
10571 2008-06-30 Ira Rosen <irar@il.ibm.com>
10573 PR tree-optimization/36648
10574 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10575 number of prolog iterations by step. Fix the comment.
10577 2008-06-30 Richard Guenther <rguenther@suse.de>
10579 PR middle-end/36671
10580 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10581 handle calls from ECF_MALLOC functions.
10582 (handle_pure_call): ECF_MALLOC functions do not return
10584 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10586 2008-06-29 Andreas Schwab <schwab@suse.de>
10588 * config/m68k/m68k.c (print_operand): Always print a float
10590 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10591 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10594 * config/rs6000/x-linux64: Remove never used file.
10596 2008-06-29 Richard Guenther <rguenther@suse.de>
10598 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10600 (struct alias_info): Move ...
10601 * tree-ssa-alias.c: ... here.
10602 (update_alias_info): Declare.
10603 (compute_may_aliases): Call it.
10604 (update_alias_info): New function.
10605 * tree-ssa-structalias.c (update_alias_info): Move ...
10606 * tree-ssa-alias.c (update_alias_info_1): ... here.
10607 * tree-ssa-structalias.c (process_constraint_1): Remove
10608 unused from_call argument. Rename to ...
10609 (process_constraint): ... this. Delete old wrapper.
10610 (make_constraint_to): Adjust callers.
10611 (handle_const_call): Likewise.
10612 (handle_pure_call): Likewise.
10613 (init_base_vars): Likewise.
10614 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10615 (find_func_aliases): We don't need structure copies for
10617 (make_constraint_from_anything): Remove.
10618 (create_variable_info_for): For globals make constraints
10619 from escaped, not from anything.
10620 (compute_points_to_sets): Do not call update_alias_info.
10621 (ipa_pta_execute): Use make_constraint_from.
10623 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10625 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10626 (bitmap.o-warn, dominance.o-warn): New.
10627 * configure.ac (cxx_compat_warn): Delete.
10628 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10629 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10631 * configure: Regenerate.
10633 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10636 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10638 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10639 * df-scan.c (df_notes_rescan): Likewise.
10640 * ggc-page.c (set_page_table_entry): Likewise.
10641 * intl.c (gcc_gettext_width): Likewise.
10642 * varasm.c (get_unnamed_section, get_noswitch_section,
10643 get_section): Likewise.
10645 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10647 * regrename.c (build_def_use): Don't copy RTX.
10649 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10651 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10652 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10653 punctuation. Use @ref instead of @xref.
10654 (Function Names): Remove stray @display/@end display.
10655 (C++ Attributes): Use @ref instead of @xref.
10656 (Deprecated Features): Fix punctuation around @xref.
10657 (Backwards Compatibility): Likewise.
10658 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10660 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10662 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10663 constants for E500 double.
10665 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10667 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10668 element type of const_vector.
10670 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10672 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10673 Remove FLAGS_REG clobber from expander pattern.
10674 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10675 (anddi3, andsi3, andhi3, andqi3): Ditto.
10676 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10677 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10678 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10679 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10680 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10681 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10682 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10683 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10685 2008-06-28 Richard Guenther <rguenther@suse.de>
10687 * tree-ssa-structalias.c (callused_id, var_callused,
10688 callused_tree): Add.
10689 (handle_pure_call): New function.
10690 (find_func_aliases): Call it.
10691 (find_what_p_points_to): Handle the call-used set.
10692 (clobber_what_escaped): Likewise.
10693 (compute_call_used_vars): New function.
10694 (init_base_vars): Init the call-used variable.
10695 (do_sd_constraint): Do not propagate the solution from CALLUSED
10696 but use CALLUSED as a placeholder.
10697 (solve_graph): Likewise.
10698 * tree-flow-inline.h (gimple_call_used_vars): New function.
10699 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10700 (compute_call_used_vars): Declare.
10701 * tree-ssa-alias.c (set_initial_properties): Call
10702 compute_call_used_vars.
10703 (reset_alias_info): Clear call-used variables.
10704 (add_call_clobber_ops): Assert we are not called for const/pure
10705 functions. Remove handling of them.
10706 (add_call_read_ops): Handle pure functions by adding the
10707 call-used set of variables as VUSEs.
10708 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10709 (delete_tree_ssa): Free it.
10710 * tree-dfa.c (remove_referenced_var): Clear the var from the
10713 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10715 * tree.c (build_varargs_function_type_list): New.
10716 (build_function_type_list_1): New.
10717 (build_function_type_list): Use build_function_type_list_1.
10718 * tree.h (build_varargs_function_type_list): New.
10720 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10723 * config/spu/spu.c (spu_builtin_splats): Do not generate
10724 invalid CONST_VECTOR expressions.
10725 (spu_expand_vector_init): Likewise.
10727 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10729 * optabs.c (libfunc_decls): New variable.
10730 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10731 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10732 for the same function twice.
10734 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10736 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10737 ix86_expand_binary_operator directly.
10738 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10740 (*ashrti3_1): Ditto.
10741 (*lshrti3_1): Ditto.
10742 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10743 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10744 using only one splitter. Conditionaly execute splitter before or
10745 after peephole2 pass.
10746 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10747 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10748 Use only one alternative in asm template.
10749 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10751 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10752 "J" operand constraint for operand 2.
10753 (*ashldi3_cconly_rex64): Ditto.
10754 (*ashrdi3_cmp_rex64): Ditto.
10755 (*ashrdi3_cconly_rex64): Ditto.
10756 (*lshrdi3_cmp_rex64): Ditto.
10757 (*lshrdi3_cconly_rex64): Ditto.
10758 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10759 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10760 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10763 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10765 * gimplify.c (omp_is_private): Don't return true if decl is not
10766 already private on #pragma omp for or #pragma omp parallel for.
10769 * tree-cfg.c (struct move_stmt_d): Replace block field with
10770 orig_block and new_block fields.
10771 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10772 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10773 (move_block_to_fn): Replace vars_map and new_label_map arguments
10774 with struct move_stmt_d pointer.
10775 (replace_block_vars_by_duplicates): New function.
10776 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10777 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10778 all subblocks of ORIG_BLOCK to the new function. Call
10779 replace_block_vars_by_duplicates.
10780 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10781 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10782 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10783 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10784 (expand_omp): Temporarily set input_location to the location of
10785 region's controlling stmt.
10786 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10787 BIND_EXPR, push ctx->block_vars and gimplification vars into
10788 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10789 into dest function.
10790 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10791 there are any BLOCK_VARS.
10792 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10793 OMP_PARALLEL or OMP_TASK stmt.
10794 (lower_omp): Save and restore input_location around the lower_omp_1
10797 2008-06-27 Richard Guenther <rguenther@suse.de>
10799 PR tree-optimization/36400
10800 PR tree-optimization/36373
10801 PR tree-optimization/36344
10802 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10803 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10804 (update_alias_info): Remove call clobbering code.
10805 (make_constraint_to): New helper function.
10806 (make_escape_constraint): Likewise.
10807 (handle_rhs_call): Use it on all pointer containing arguments.
10808 Also mark the static chain escaped.
10809 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10810 instead of ANYTHING.
10811 (make_constraint_from): New helper split out from ...
10812 (make_constraint_from_anything): ... here.
10813 (find_func_aliases): Add constraints for escape sites.
10814 (intra_create_variable_infos): Make constraints from NONLOCAL
10816 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10818 (clobber_what_p_points_to): Remove.
10819 (clobber_what_escaped): New function.
10820 (init_base_vars): Init NONLOCAL and ESCAPED.
10821 (do_sd_constraint): Do not propagate the solution from ESCAPED
10822 but use ESCAPED as a placeholder.
10823 (solve_graph): Likewise.
10824 * tree-flow.h (clobber_what_p_points_to): Remove.
10825 (clobber_what_escaped): Declare.
10826 * tree-ssa-alias.c (set_initial_properties): Call it.
10827 Remove code clobbering escaped pointers.
10829 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10831 * function.c (allocate_struct_function): Only allocate a unique
10832 funcdef_no if the decl is nonzero.
10834 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10836 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10837 * config/mips/mips.c (mips_split_const_insns): New function.
10838 * config/mips/mips.md (move_type): New attribute.
10839 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10840 (dword_mode): New attribute.
10841 (type): Avoid long line. Map "move_type"s to "type"s,
10842 choosing "multi" for doubleword moves if appropriate.
10843 Swap MTC/MFC comments to match their declaration order.
10844 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10845 "type" is "branch" or "jal" is "direct".
10846 (length): Handle "extended_mips16" first. Make the default
10847 "0" for "ghost" instructions. Set the length from "move_type".
10848 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10849 of "type", with "sll0" for the register alternative. Remove the
10850 "extended_mips16" attribute.
10851 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10852 of "type", with "shift_shift" for the register alternative.
10853 Remove the "length" attribute.
10854 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10855 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10856 of "type", with "andi" for the register alternative.
10857 (*zero_extendqihi2): Likewise.
10858 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10859 of "andi" instead of a "type" of "arith".
10860 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10862 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10863 (mov_<store>r, *mov<mode>_ra): Likewise.
10864 (extendsidi2): Use "move_type" instead of "type", with "move"
10865 for the register alternative.
10866 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10867 of "type", with "signext" for the register alternative.
10868 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10869 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10870 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10871 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10872 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10873 (unnamed branch insn): Likewise.
10874 (*movdi_gp32_fp64): Fold into...
10875 (*movdi_32bit): ...here.
10876 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10877 (*movdf_hardfloat): ...this new pattern.
10878 (*movdf_softfloat): Remove redundant FPR alternatives.
10879 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10880 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10881 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10882 the "move" attribute.
10883 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10884 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10885 and "store" for COP loads and stores.
10886 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10887 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10888 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10889 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10890 (*movtf_mips16, *movv2sf): Likewise.
10891 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10892 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10893 (mfhc1<mode>): Use "move_type" instead of "move".
10894 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10895 (loadgp_blockage): Remove the "length" attribute.
10896 (blockage, set_got_version, update_got_version): Likewise.
10897 (call_internal): Remove the "extended_mips16" attribute.
10898 (call_value_internal, call_value_multiple_internal): Likewise.
10899 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10901 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10902 the "length" attribute.
10904 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10906 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10907 -Wcast-qual warnings.
10908 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10909 handle_pragma_pop_macro): Likewise.
10910 * collect2.c (resolve_lib_name): Likewise.
10911 * config/arc/arc.c (arc_init): Likewise.
10912 * config/arm/arm.c (neon_builtin_compare,
10913 locate_neon_builtin_icode): Likewise.
10914 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10915 * config/bfin/bfin.c (bfin_init_machine_status,
10916 bfin_optimize_loop): Likewise.
10917 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10918 * config/cris/cris.c (cris_init_expanders): Likewise.
10919 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10920 * config/darwin.c (machopic_indirection_eq,
10921 machopic_indirection_name, machopic_output_indirection): Likewise.
10922 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10923 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10924 frv_optimize_membar): Likewise.
10925 * config/i386/cygwin.h (mingw_scan,
10926 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10927 * config/i386/cygwin1.c (mingw_scan): Likewise.
10928 * config/i386/i386.c (machopic_output_stub): Likewise.
10929 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10930 i386_pe_unique_section): Likewise.
10931 * config/ia64/ia64.c (ia64_init_machine_status,
10932 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10934 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10935 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10936 * config/m68k/m68k.c (m68k_handle_option,
10937 m68k_sched_md_init_global): Likewise.
10938 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10939 mcore_unique_section): Likewise.
10940 * config/mips/mips.c (mips_block_move_straight,
10941 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10943 * config/mmix/mmix.c (mmix_init_machine_status,
10944 mmix_encode_section_info): Likewise.
10945 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10946 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10947 print_operand_address, output_toc, redefine_groups,
10948 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10949 * config/s390/s390.c (s390_init_machine_status): Likewise.
10950 * config/score/score.c (score_block_move_straight,
10951 score_block_move_loop_body): Likewise.
10952 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10953 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10954 * emit-rtl.c (find_auto_inc): Likewise.
10955 * gcc.c (translate_options, process_command): Likewise.
10956 * reorg.c (dbr_schedule): Likewise.
10957 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10958 * xcoffout.c (xcoffout_declare_function): Likewise.
10960 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10962 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10963 ipa-pta working again.
10965 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10967 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10970 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10972 * config.gcc (powerpc*-*-*): Add new core e500mc.
10973 * config/rs6000/e500mc.md: New file.
10974 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10976 (rs6000_override_options): Add e500mc case to
10977 processor_target_table. Altivec and Spe options not allowed
10978 with e500mc. Add isel instruction to e500mc by
10979 default. Initialize rs6000_cost for e500mc.
10980 (rs6000_issue_rate): Set issue rate for e500mc.
10981 * config/rs6000/rs6000.h (processor_type): Add
10982 PROCESSOR_PPCE500MC.
10983 (ASM_CPU_SPEC): Add e500mc.
10984 Set TARGET_ISEL to rs6000_isel.
10985 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10986 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10987 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10989 * doc/invoke.texi: Add e500mc to list of cpus.
10991 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10994 * c-lex.c (lex_charconst): Initialize unsignedp.
10996 2008-06-27 Olivier Hainque <hainque@adacore.com>
10998 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10999 documented assumptions.
11001 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11003 * dwarf2out.c: Remove trailing white spaces. Break long line
11006 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11008 * libfuncs.h (LTI_synchronize): New libfunc_index.
11009 (synchronize_libfunc): Declare.
11010 * builtins.c (expand_builtin_synchronize): Consider using
11011 synchronize_libfunc before falling back on an asm blockage.
11012 * config/mips/mips.c: Include libfuncs.h
11013 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11015 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11017 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11018 parameter. Copy stack_reg to r11 where appropriate.
11019 (no_global_regs_above): Add gpr parameter.
11020 (rs6000_stack_info): Only add padding for SPE save area if we
11021 are saving SPE GPRs and CR.
11022 (saveres_routine_syms): New variable.
11023 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11025 (rs6000_savres_routine_sym): New function.
11026 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11028 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11029 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11030 Tweak FPR out-of-line saving.
11031 (rs6000_make_savres_rtx): New function.
11032 (rs6000_use_multiple_p): New function.
11033 (rs6000_savres_strategy): New function.
11034 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11035 out-of-line if appropriate.
11036 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11037 if we are optimizing for size.
11038 (GP_SAVE_INLINE): Define.
11039 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11040 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11041 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11042 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11043 (*save_fpregs_<mode>): Add use of r11.
11044 (*restore_gpregs_<mode>): New insn.
11045 (*return_and_restore_gpregs_<mode>): New insn.
11046 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11048 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11049 (*restore_gpregs_spe): New insn.
11050 (*return_and_restore_gpregs_spe): New insn.
11051 * config/rs6000/predicates.md (save_world_operation): Fix check.
11053 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11055 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11056 this point, so assert that.
11058 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11060 * cfganal.c: Include vec.h and vecprim.h.
11061 (compute_idf): Import from...
11062 * tree-into-ssa (compute_idf): ...here.
11063 * basic-block.h (compute_idf): Export.
11065 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11067 * c-decl.c (merge_decls): Use !current_function_decl to check for
11068 extern declaration of C99 inline function being at file scope.
11070 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11072 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11074 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11076 * alias.c (record_alias_subset, init_alias_analysis): Fix
11077 -Wc++-compat and/or -Wcast-qual warnings.
11078 * attribs.c (lookup_attribute_spec): Likewise.
11079 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11080 copy_bb, connect_traces,
11081 find_rarely_executed_basic_blocks_and_cr): Likewise.
11082 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11083 note_btr_set, migrate_btr_defs): Likewise.
11084 * builtins.c (result_vector, expand_builtin_memcpy,
11085 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11086 builtin_memset_read_str, expand_builtin_printf,
11087 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11089 * caller-save.c (mark_set_regs): Likewise.
11090 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11091 * cgraph.c (cgraph_edge): Likewise.
11092 * combine.c (likely_spilled_retval_1): Likewise.
11093 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11094 htab_counts_entry_del, get_coverage_counts): Likewise.
11095 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11096 new_cselib_val): Likewise.
11097 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11098 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11100 * df-core.c (df_compact_blocks): Likewise.
11101 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11102 * df-scan.c (df_grow_reg_info, df_ref_create,
11103 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11104 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11105 df_record_entry_block_defs, df_record_exit_block_uses,
11106 df_bb_verify): Likewise.
11107 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11108 DF_REF_EXTRACT_MODE_CONST): New.
11109 * dominance.c (get_immediate_dominator, get_dominated_by,
11110 nearest_common_dominator, root_of_dom_tree,
11111 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11112 -Wc++-compat and/or -Wcast-qual warnings.
11113 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11114 record_store, replace_read, check_mem_read_rtx, scan_insn,
11115 dse_step1, dse_record_singleton_alias_set): Likewise.
11116 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11118 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11120 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11121 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11122 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11123 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11124 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11125 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11126 file_name_acquire, output_file_names, add_const_value_attribute,
11127 premark_used_types_helper, file_table_eq, file_table_hash,
11128 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11129 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11130 -Wcast-qual warnings.
11131 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11132 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11133 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11134 gen_reg_rtx, start_sequence, init_emit): Likewise.
11135 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11136 * except.c (init_eh_for_function, gen_eh_region,
11137 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11138 arh_to_landing_pad, arh_to_label, add_action_record,
11139 add_call_site, switch_to_exception_section): Likewise.
11140 * expmed.c (synth_mult): Likewise.
11141 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11142 store_expr): Likewise.
11143 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11145 * function.c (assign_stack_temp_for_type,
11146 allocate_struct_function, match_asm_constraints_1): Likewise.
11147 * gcov-io.c (gcov_allocate): Likewise.
11148 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11149 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11150 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11151 record_one_set, insert_expr_in_table, insert_set_in_table,
11152 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11153 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11154 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11155 -Wcast-qual warnings.
11157 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11159 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11160 -Wcast-qual warnings.
11161 * gcc.c (process_command): Likewise.
11162 * genattrtab.c (oballoc): Use XOBNEW.
11163 (oballocvec): Define.
11164 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11165 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11166 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11167 -Wc++-compat and/or -Wcast-qual warnings.
11168 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11169 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11170 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11171 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11172 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11173 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11174 add_excls, process_presence_absence_names,
11175 process_presence_absence_patterns, add_presence_absence,
11176 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11177 get_free_state, add_arc, get_free_automata_list_el,
11178 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11179 transform_3, cache_presence, create_ainsns, create_automata,
11180 create_state_ainsn_table, dfa_insn_code_enlarge,
11181 output_trans_func, output_min_issue_delay_func,
11182 output_dead_lock_func, output_reset_func,
11183 output_get_cpu_unit_code_func, output_dfa_start_func,
11184 expand_automata): Likewise.
11185 * genextract.c (gen_insn): Likewise.
11186 * gengtype-lex.l: Likewise.
11187 * gengtype.c (read_input_list, adjust_field_type,
11188 process_gc_options): Likewise.
11189 * genoutput.c (note_constraint): Likewise.
11190 * genpreds.c (mangle, add_constraint): Likewise.
11191 * genrecog.c (process_define_predicate, new_decision,
11192 add_to_sequence): Likewise.
11193 * gensupport.c (record_insn_name): Likewise.
11195 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11197 * config/i386/driver-i386.c (detect_caches_amd,
11198 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11199 and/or -Wcast-qual warnings.
11200 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11201 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11202 gt_pch_save): Likewise.
11203 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11204 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11205 * global.c (compute_regsets): Likewise.
11206 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11207 finish_graph_dump_file): Likewise.
11208 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11209 unlink_bb_notes): Likewise.
11210 * integrate.c (get_hard_reg_initial_val): Likewise.
11211 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11212 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11213 * local-alloc.c (update_equiv_regs): Likewise.
11214 * loop-invariant.c (check_invariant_table_size,
11215 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11217 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11218 altered_reg_used, mark_altered): Likewise.
11219 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11220 insert_var_expansion_initialization,
11221 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11222 release_var_copies): Likewise.
11223 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11224 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11225 analyze_accesses_for_phi_node, check_var_notmodified_p,
11226 check_allocation_function, find_sites_in_func,
11227 record_all_accesses_in_func, transform_access_sites,
11228 transform_allocation_sites): Likewise.
11229 * omp-low.c (new_omp_region, create_omp_child_function_name,
11230 check_omp_nesting_restrictions, check_combined_parallel,
11231 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11232 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11233 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11234 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11236 * opts-common.c (prune_options): Likewise.
11237 * opts.c (add_input_filename, print_filtered_help,
11238 get_option_state): Likewise.
11239 * params.c (add_params): Likewise.
11240 * passes.c (set_pass_for_id, next_pass_1,
11241 do_per_function_toporder, pass_fini_dump_file): Likewise.
11242 * postreload.c (reload_cse_simplify_operands): Likewise.
11243 * predict.c (tree_predicted_by_p, tree_predict_edge,
11244 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11246 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11248 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11250 * recog.c (check_asm_operands, validate_change_1): Likewise.
11251 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11252 subst_asm_stack_regs): Likewise.
11253 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11254 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11255 * regmove.c (reg_is_remote_constant_p): Likewise.
11256 * regrename.c (regrename_optimize, scan_rtx_reg,
11257 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11259 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11260 regstat_compute_calls_crossed): Likewise.
11261 * reload1.c (init_reload, new_insn_chain,
11262 has_nonexceptional_receiver, reload, copy_reloads,
11263 calculate_needs_all_insns, init_elim_table): Likewise.
11264 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11265 * rtl.c (shallow_copy_rtx_stat): Likewise.
11266 * rtlanal.c (parms_set): Likewise.
11267 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11268 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11269 * sched-ebb.c (earliest_block_with_similiar_load,
11270 add_deps_for_risky_insns): Likewise.
11271 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11272 schedule_region): Likewise.
11273 * see.c (eq_descriptor_pre_extension,
11274 hash_descriptor_pre_extension, hash_del_pre_extension,
11275 eq_descriptor_properties, hash_descriptor_properties,
11276 hash_del_properties, see_seek_pre_extension_expr,
11277 see_initialize_data_structures, see_print_register_properties,
11278 see_print_pre_extension_expr, see_delete_merged_def_extension,
11279 see_delete_unmerged_def_extension, see_emit_use_extension,
11280 see_pre_delete_extension, see_map_extension, see_commit_changes,
11281 see_analyze_merged_def_local_prop,
11282 see_analyze_merged_def_local_prop,
11283 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11284 see_set_prop_merged_def, see_set_prop_unmerged_def,
11285 see_set_prop_unmerged_use, see_print_one_extension,
11286 see_merge_one_use_extension, see_merge_one_def_extension,
11287 see_store_reference_and_extension, see_update_uses_relevancy,
11288 see_update_defs_relevancy): Likewise.
11289 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11290 hash_statistics_free, curr_statistics_hash): Likewise.
11291 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11292 expand_asm_operands, expand_return, case_bit_test_cmp,
11293 expand_case): Likewise.
11294 * stor-layout.c (start_record_layout): Likewise.
11295 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11296 gt_pch_save_stringpool): Likewise.
11297 * tree-data-ref.c (hash_stmt_vertex_info,
11298 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11299 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11301 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11304 * config/i386/i386.md : Change constraints of HImode and QImode
11305 immediate operands from "i" to "n". Change SImode "ni" constraint to
11306 "i" and SImode "rmi" constraint to "g". Remove all constraints
11307 from const0_operand and const1_operand predicated operands.
11308 (i): Change QImode and HImode attribute from "i" to "n".
11309 (*subqi_2): Change HImode operands to QImode.
11312 2008-06-25 Olivier Hainque <hainque@adacore.com>
11314 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11317 2008-06-25 Richard Guenther <rguenther@suse.de>
11319 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11320 not overflow the result type.
11322 2008-06-25 Richard Guenther <rguenther@suse.de>
11324 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11325 (vn_lookup): Likewise.
11327 2008-06-25 Richard Guenther <rguenther@suse.de>
11329 PR tree-optimization/35518
11330 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11331 * tree-sra.c (instantiate_element): Use fold_build3 to build
11333 (try_instantiate_multiple_fields): Likewise.
11335 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11337 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11340 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11342 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11343 use_backchain_to_restore_sp to true
11344 if the offset of the link register save area would go over the 32k - 1
11345 offset limit of the load
11348 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11350 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11351 anchor for the type-punning blurb. Cross-reference "Structures
11352 unions enumerations and bit-fields implementation". Provide a
11353 cast-through-pointer example. Make final sentence self-contained.
11354 * doc/implement-c.texi (Structures unions enumerations and
11355 bit-fields implementation): Cross-reference the type-punning blurb
11356 in the -fstrict-aliasing documentation.
11358 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11360 PR middle-end/36594
11361 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11362 the memory instead of the memory itself for the save area.
11364 2008-06-24 Olivier Hainque <hainque@adacore.com>
11365 Nicolas Roche <roche@adacore.com>
11367 * gengtype.c (srcdir_len): size_t instead of int.
11368 (get_file_realbasename): New function. For F a filename, the real
11369 basename of F, with all the path components stripped.
11370 (get_file_srcdir_relative_path): New function. For F a filename, the
11371 relative path to F from $(srcdir).
11372 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11373 get_file_realbasename. Adjust the head comment.
11374 (get_prefix_langdir_index): New function. For F a filename, return the
11375 lang_dir_names[] relative index of the language directory that is
11377 (get_file_langdir): For F a filename, return the name of the language
11378 directory where F is located.
11379 (get_file_gtfilename): New function. The gt- output file name for an
11381 (get_output_file_with_visibility): Replace in-line computations with
11382 uses of get_file_gtfilename and get_prefix_langdir_index.
11383 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11385 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11387 PR tree-optimization/36504
11388 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11389 references without base address.
11391 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11393 PR middle-end/36584
11394 * calls.c (expand_call): Increase alignment for recursive functions.
11396 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11398 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11399 (TARGET_FUNCTION_VALUE): New define.
11400 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11401 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11403 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11405 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11406 (fmod<mode>3): Ditto.
11407 (remainderxf3): Ditto.
11408 (remainder<mode>3): Ditto.
11410 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11413 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11414 REG is a hard register.
11416 PR tree-optimization/36508
11417 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11418 499, don't check it at all in release compilers.
11420 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11422 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11423 together with SSE_TARGET_MATH to disable insn pattern.
11424 (*fop_<MODEF:mode>_2_i387): Ditto.
11425 (*fop_<MODEF:mode>_3_i387): Ditto.
11427 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11429 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11431 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11433 PR middle-end/34906
11434 * gimplify.c (gimplify_asm_expr): Check the return code of
11435 parse_output_constraint call, set function return and is_inout
11436 value if it failed.
11438 2008-06-22 Ian Lance Taylor <iant@google.com>
11440 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11441 (narrowest_signed_type): Likewise.
11442 * c-typeck.c (c_common_type): Change local variable mclass to enum
11444 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11445 tcc_comparison, not the tree code itself.
11446 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11447 (c_expand_expr): Cast modifier to enum expand_modifier.
11448 * c-common.h (C_RID_CODE): Add casts.
11449 (C_SET_RID_CODE): Define.
11450 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11451 (c_lex_one_token): Add cast to avoid warning.
11452 (c_parser_objc_type_name): Rename local typename to type_name.
11453 (check_no_duplicate_clause): Change code parameter to enum
11455 (c_parser_omp_var_list_parens): Change kind parameter to enum
11457 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11458 c_parser_omp_list_var_parens.
11459 (c_parser_omp_threadprivate): Likewise.
11460 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11461 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11462 * c-format.c (NO_FMT): Define.
11463 (printf_length_specs): Use NO_FMT.
11464 (asm_fprintf_length_specs): Likewise.
11465 (gcc_diag_length_specs): Likewise.
11466 (scanf_length_specs): Likewise.
11467 (strfmon_length_specs): Likewise.
11468 (gcc_gfc_length_specs): Likewise.
11469 (printf_flag_specs): Change 0 to STD_C89.
11470 (asm_fprintf_flag_specs): Likewise.
11471 (gcc_diag_flag_specs): Likewise.
11472 (gcc_cxxdiag_flag_specs): Likewise.
11473 (scanf_flag_specs): Likewise.
11474 (strftime_flag_specs): Likewise.
11475 (strfmon_flag_specs): Likewise.
11476 (print_char_table): Likewise.
11477 (asm_fprintf_char_table): Likewise.
11478 (gcc_diag_char_table): Likewise.
11479 (gcc_tdiag_char_table): Likewise.
11480 (gcc_cdiag_char_table): Likewise.
11481 (gcc_cxxdiag_char_table): Likewise.
11482 (gcc_gfc_char_table): Likewise.
11483 (scan_char_table): Likewise.
11484 (time_char_table): Likewis.
11485 (monetary_char_table): Likewise.
11486 * c-format.h (BADLEN): Likewise.
11488 2008-06-21 Ian Lance Taylor <iant@google.com>
11490 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11491 Define END_OF_BASE_TREE_CODES around inclusion.
11492 * tree.c (tree_code_type): New global array.
11493 (tree_code_length, tree_code_name): Likewise.
11494 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11495 $(lang_tree_files).
11496 (all-tree.def, s-alltree): New targets.
11497 (gencheck.h, s-gencheck): Remove.
11498 (tree.o): Depend upon all-tree.def.
11499 (build/gencheck.o): Remove gencheck.h dependency.
11500 (mostlyclean): Don't remove gencheck.h.
11501 * c-common.h (enum c_tree_code): Remove.
11502 * c-lang.c (tree_code_type): Remove.
11503 (tree_code_length, tree_code_name): Remove.
11504 * gencheck.c (tree_codes): Include all-tree.def, rather than
11505 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11507 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11509 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11510 (operator_name_info): Size to MAX_TREE_CODES.
11511 (assignment_operator_name_info): Likewise.
11512 * cp/cp-lang.c (tree_code_type): Remove.
11513 (tree_code_length, tree_code_name): Remove.
11514 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11515 (assignment_operator_name_info): Likewise.
11516 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11518 * cp/mangle.c (write_expression): Likewise.
11519 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11520 * fortran/f95-lang.c (tree_code_type): Remove.
11521 (tree_code_length, tree_code_name): Remove.
11522 * java/java-tree.h (enum java_tree_code): Remove.
11523 * java/lang.c (tree_code_type): Remove.
11524 (tree_code_length, tree_code_name): Remove.
11525 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11526 * objc/objc-act.h (enum objc_tree_code): Remove.
11527 * objc/objc-lang.c (tree_code_type): Remove.
11528 (tree_code_length, tree_code_name): Remove.
11529 * objcp/objcp-lang.c (tree_code_type): Remove.
11530 (tree_code_length, tree_code_name): Remove.
11531 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11532 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11533 * ada/misc.c (tree_code_type): Remove.
11534 (tree_code_length, tree_code_name): Remove.
11536 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11538 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11539 the grand_bitmap_obstack.
11541 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11543 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11544 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11545 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11546 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11547 move_stmt_r, new_label_mapper): Likewise.
11548 * tree-complex.c (cvc_lookup): Likewise.
11549 * tree-dfa.c (create_function_ann): Likewise.
11550 * tree-dump.c (dump_register): Likewise.
11551 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11552 find_phi_replacement_condition): Likewise.
11553 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11554 tree_function_versioning): Likewise.
11555 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11556 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11557 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11558 get_nonlocal_debug_decl, convert_nonlocal_reference,
11559 convert_nonlocal_omp_clauses, get_local_debug_decl,
11560 convert_local_reference, convert_local_omp_clauses,
11561 convert_nl_goto_reference, convert_nl_goto_receiver,
11562 convert_tramp_reference, convert_call_expr): Likewise.
11563 * tree-outof-ssa.c (contains_tree_r): Likewise.
11564 * tree-parloops.c (reduction_phi, initialize_reductions,
11565 eliminate_local_variables_1, add_field_for_reduction,
11566 add_field_for_name, create_phi_for_local_result,
11567 create_call_for_reduction_1, create_loads_for_reductions,
11568 create_stores_for_reduction, create_loads_and_stores_for_name):
11570 * tree-phinodes.c (allocate_phi_node): Likewise.
11571 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11572 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11573 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11574 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11575 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11576 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11577 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11578 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11579 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11580 vn_nary_op_insert): Likewise.
11581 * tree-ssa.c (redirect_edge_var_map_add,
11582 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11583 * tree-vectorizer.c (vectorize_loops): Likewise.
11584 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11585 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11586 tree_cons_stat, build1_stat, build_variant_type_copy,
11587 decl_init_priority_lookup, decl_fini_priority_lookup,
11588 decl_priority_info, decl_restrict_base_lookup,
11589 decl_restrict_base_insert, decl_debug_expr_lookup,
11590 decl_debug_expr_insert, decl_value_expr_lookup,
11591 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11592 type_hash_add, get_file_function_name, tree_check_failed,
11593 tree_not_check_failed, tree_range_check_failed,
11594 omp_clause_range_check_failed, build_omp_clause,
11595 build_vl_exp_stat): Likewise.
11596 * value-prof.c (gimple_histogram_value,
11597 gimple_duplicate_stmt_histograms): Likewise.
11598 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11599 unshare_variable, variable_union_info_cmp_pos, variable_union,
11600 dataflow_set_different_1, dataflow_set_different_2,
11601 vt_find_locations, variable_was_changed, set_variable_part,
11602 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11603 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11604 section_entry_hash, object_block_entry_eq,
11605 object_block_entry_hash, create_block_symbol,
11606 initialize_cold_section_name, default_function_rodata_section,
11607 strip_reg_name, set_user_assembler_name, const_desc_eq,
11608 build_constant_desc, output_constant_def, lookup_constant_def,
11609 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11610 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11611 default_internal_label): Likewise.
11612 * varray.c (varray_init, varray_grow): Likewise.
11613 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11615 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11617 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11618 operators for "test" insn. Macroize insn using SWI mode macro.
11619 (*jcc_fused_2): Ditto.
11620 (*jcc_fused_3): Macroize insn using SWI mode macro.
11621 (*jcc_fused_4): Ditto.
11623 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11625 * tree-ssa-pre.c: Fix typo in comment.
11626 (init_antic, fini_antic): Add explicit funtions for
11627 initializing and deinitializing ANTIC and AVAIL sets.
11628 (create_expression_by_pieces): Fix typo in comment.
11629 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11630 (execute_pre): Eventually dump details about ANTIC_IN.
11632 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11634 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11635 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11636 add_to_obstack, file_at_path, find_a_file, execute,
11637 add_preprocessor_option, add_assembler_option, add_linker_option,
11638 process_command, insert_wrapper, do_option_spec, do_self_spec,
11639 spec_path, do_spec_1, is_directory, main, used_arg,
11640 getenv_spec_function): Likewise.
11641 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11642 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11645 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11647 * doc/rtl.texi: Updated subreg section.
11649 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11652 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11653 node->needed and node->reachable.
11654 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11655 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11656 (expand_task_call): Don't call expand_task_copyfn.
11657 (expand_task_copyfn): Renamed to...
11658 (finalize_task_copyfn): ... this.
11660 2008-06-19 Jan Hubicka <jh@suse.cz>
11662 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11663 clobbering framepointer.
11665 2008-06-19 Jan Hubicka <jh@suse.cz>
11667 * tree-optimize.c (execute_early_local_optimizations): Set
11668 cgraph_state only at first invocation.
11670 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11672 * system.h (-Wc++-compat): Activate as a warning, no an error.
11674 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11676 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11677 instead of "#" in insn asm template.
11678 (*jcc_fused_2): Ditto.
11680 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11682 * config/i386/i386.h (ix86_tune_indices)
11683 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11684 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11685 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11686 (*jcc_fused_2): Ditto.
11687 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11688 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11689 (print operand): Handle 'E' and 'e' code.
11691 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11693 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11694 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11695 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11697 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11699 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11701 (cgraph_expand_function): Use local copy of decl.
11702 (cgraph_expand_all_functions): Remove redundant initialization of
11704 (cgraph_optimize): Reword internal_error message.
11706 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11708 * arm-protos.h (arm_return_in_memory): Remove public
11709 arm_return_in_memory() prototype.
11710 * arm.c (arm_return_in_memory): Add static prototype, add target
11711 hook macro, change definition and comments.
11712 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11714 2008-06-19 Ben Elliston <bje@au.ibm.com>
11716 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11717 real.c: Remove references to IEEE 754R.
11718 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11719 * doc/libgcc.texi (Decimal float library routines): Likewise.
11721 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11723 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11724 (default_unwind_word_mode): Add prototype.
11725 * targhooks.c (default_unwind_word_mode): New function.
11726 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11727 instead of word_mode.
11728 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11729 (TARGET_INITIALIZER): Use it.
11731 * c-common.c (handle_mode_attribute): Support "unwind_word"
11733 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11735 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11736 word_mode to access SjLj_Function_Context member "data".
11737 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11738 conversion from targetm.eh_return_filter_mode () to
11739 targetm.unwind_word_mode () if they differ.
11741 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11742 (BT_FN_UNWINDWORD_PTR): New function type.
11743 (BT_FN_WORD_PTR): Remove.
11744 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11745 * except.c (expand_builtin_extend_pointer): Convert pointer to
11746 targetm.unwind_word_mode () instead of word_mode.
11748 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11749 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11750 (spu_unwind_word_mode): New function.
11751 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11752 (TARGET_UNWIND_WORD_MODE): Define.
11753 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11755 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11757 * config/spu/spu.c (reg_align): Remove.
11758 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11759 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11760 (spu_split_store): Likewise.
11762 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11764 * gcc/tree-vn.c: Fix typo in comment.
11766 2008-06-18 Jan Hubicka <jh@suse.cz>
11768 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11769 toplevel reorder too.
11771 2008-06-18 Jan Hubicka <jh@suse.cz>
11773 * c-opts.c (c_common_post_options): PCH is not compatible with
11775 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11776 -fno-toplevel-reorder by default now.
11778 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11780 PR documentation/30739
11781 * doc/install.texi (Prerequisites): Document dependency on awk.
11783 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11784 Ian Lance Taylor <iant@google.com>
11786 PR rtl-optimization/35604
11787 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11788 only want to change jump destinations, not eventual label comparisons.
11790 2008-06-16 Jan Hubicka <jh@suse.cz>
11792 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11794 (cgraph_analyze_function): Likewise.
11796 2008-06-16 Jan Hubicka <jh@suse.cz>
11798 * cgraph.h (cgraph_mark_if_needed): New function.
11799 * cgraphunit.c (cgraph_mark_if_needed): New function.
11800 * c-decl.c (duplicate_decl): Use it.
11802 2008-06-16 Jan Hubicka <jh@suse.cz>
11804 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11807 2008-06-16 Jan Hubicka <jh@suse.cz>
11809 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11811 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11812 Kazu Hirata <kazu@codesourcery.com>
11813 Maxim Kuvyrkov <maxim@codesourcery.com
11815 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11816 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11817 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11818 EXTRA_SPEC_FUNCTIONS.
11819 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11820 (DRIVER_SELF_SPECS): Adjust.
11821 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11822 * config/mips/st.h, config/mips/t-st: New.
11823 * config/mips/driver-native.c, config/mips/x-native: New.
11824 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11827 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11829 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11831 (ISA_HAS_FP_CONDMOVE): New macro.
11832 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11833 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11834 (ISA_HAS_NMADD3_NMSUB3): New macro.
11835 * config/mips/mips.c (mips_rtx_costs): Update.
11836 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11837 compiling for ST Loongson 2E/2F.
11838 (madd<mode>): Rename to madd4<mode>. Update.
11839 (madd3<mode>): New pattern.
11840 (msub<mode>): Rename to msub4<mode>. Update.
11841 (msub3<mode>): New pattern.
11842 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11843 (nmadd3<mode>): New pattern.
11844 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11845 (nmadd3<mode>_fastmath): New pattern.
11846 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11847 (nmsub3<mode>): New pattern.
11848 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11849 (nmsub3<mode>_fastmath): New pattern.
11850 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11852 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11854 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11855 (DF_REF_INSN_INFO): New.
11856 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11857 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11858 with a NULL DF_REF_INSN_INFO.
11859 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11861 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11862 DF_INSN_INFO_EQ_USES): New.
11863 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11864 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11865 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11866 * df-core.c: Update comment for above changes.
11867 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11868 DF_INSN_UID_* macros.
11869 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11870 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11871 insn rtx. Update all callers.
11872 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11873 df_ref_create_structure, df_insn_refs_collect): Likewise.
11874 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11875 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11876 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11877 macros to access the insn refs.
11878 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11879 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11880 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11881 for accessing the refs.
11882 (try_fwprop_subst): Likewise.
11883 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11884 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11885 for accessing the refs.
11886 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11887 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11888 to look at the insn refs.
11889 (record_uses): Likewise.
11890 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11892 (mark_artificial_uses): Don't mark_insn for artificial refs.
11893 (mark_reg_rependencies): Likewise.
11895 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11897 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11899 * configure: Regenerate.
11901 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11903 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11904 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11905 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11907 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11909 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11910 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11911 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11913 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11915 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11916 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11917 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11919 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11921 * tree-ssa-sccvn.c: Fix format of comments.
11923 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11925 * cgraph.c: Remove unneeded forward declarations of eq_node()
11928 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11930 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11932 (see_update_relevancy): Likewise.
11933 * fwprop.c (try_fwprop_subst): Likewise.
11934 * rtlanal.c (noop_move_p): Likewise.
11935 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11936 notes to non-existing libcall blocks.
11937 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11939 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11940 (dead_libcall_p): Remove.
11941 (delete_trivially_dead_insns): Don't use it.
11942 * web.c (union_defs): Remove comment about keeping nops.
11943 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11944 (compute_hash_table_work): Don't track libcall notes.
11945 (do_local_cprop): Don't take libcall pointers. Don't update
11947 (adjust_libcall_notes): Deleted.
11948 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11949 ever have existed in the first place).
11950 (replace_store_insn): Don't try to remove libcall notes.
11951 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11952 (resolve_reg_notes): Don't call them.
11953 (resolve_simple_move): Likewise.
11954 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11955 Don't remove REG_RETVAL notes.
11956 * emit-rtl.c (try_split): Don't update libcall notes.
11957 (emit_copy_of_insn_after): Dito.
11958 * cselib.c (cselib_current_insn_in_libcall): Remove.
11959 (cselib_process_insn): Don't set/clear it.
11960 (new_elt_loc_list): Don't record it.
11961 (cselib_init): Don't initialize it.
11962 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11963 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11965 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11966 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11967 (init_deps): Don't initialize it.
11968 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11969 * combine.c (delete_noop_moves): Don't update libcall notes.
11970 (can_combine_p): Remove now pointless #if 0 block.
11971 (try_combine): Remove another obsolete #if 0 block.
11972 (distribute_notes): Don't distribute libcall notes.
11973 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11974 * dce.c (libcall_dead_p): Remove.
11975 (delete_unmarked_insns): Don't handle libcall blocks.
11976 (preserve_libcall_for_dce): Remove.
11977 (prescan_insns_for_dce): Don't special-case libcall block insns.
11978 * reload1 (reload): Don't handle libcall notes.
11979 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11982 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11984 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11985 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11986 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11988 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11990 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11991 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11992 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11994 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11996 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11998 2008-06-16 Ira Rosen <irar@il.ibm.com>
12000 PR tree-optimization/36493
12001 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12002 the arguments list. Use VECTYPE to create vector pointer.
12003 (vectorizable_store): Fail if accesses through a pointer to vectype
12004 do not alias the original memory reference operands.
12005 Call vect_create_data_ref_ptr without the removed argument.
12006 (vectorizable_load): Likewise.
12007 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12010 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12013 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12014 reg_equiv_constant.
12016 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12018 * config/mips/loongson2ef.md: New file.
12019 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12020 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12021 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12022 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12023 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12025 (loongson2ef.md): New include.
12026 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12027 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12028 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12029 (loongson_gt_<mode>, loongson_extract_halfword)
12030 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12031 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12032 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12033 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12034 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12035 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12036 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12037 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12038 (vec_interleave_low<mode>): Define type attribute.
12039 * config/mips/mips.c (mips_ls2): New static variable.
12040 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12041 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12042 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12043 Implement target scheduling hooks.
12044 (mips_multipass_dfa_lookahead): Update to handle tuning for
12046 (mips_sched_init): Initialize data for Loongson scheduling.
12047 (mips_ls2_variable_issue): New static function.
12048 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12050 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12051 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12052 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12053 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12054 Handle ST Loongson 2E/2F cores.
12055 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12057 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12059 * omp-low.c (extract_omp_for_data): Fix comment typo.
12062 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12064 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12065 FIXME note about gcc/config.guess.
12066 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12067 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12068 * doc/cppopts.texi: Likewise.
12069 * doc/extend.texi: Likewise.
12070 * doc/gcc.texi: Likewise.
12071 * doc/gccint.texi: Likewise.
12072 * doc/gcov.texi: Likewise.
12073 * doc/gty.texi: Likewise.
12074 * doc/hostconfig.texi: Likewise.
12075 * doc/install.texi: Likewise.
12076 * doc/invoke.texi: Likewise.
12077 * doc/loop.texi: Likewise.
12078 * doc/makefile.texi: Likewise.
12079 * doc/md.texi: Likewise.
12080 * doc/passes.texi: Likewise.
12081 * doc/tm.texi: Likewise.
12082 * doc/tree-ssa.texi: Likewise.
12083 * doc/trouble.texi: Likewise.
12085 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12086 Nathan Sidwell <nathan@codesourcery.com>
12087 Maxim Kuvyrkov <maxim@codesourcery.com>
12088 Richard Sandiford <rdsandiford@googlemail.com>
12090 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12091 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12092 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12094 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12095 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12096 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12098 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12099 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12100 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12101 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12102 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12103 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12104 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12105 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12106 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12107 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12108 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12109 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12110 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12111 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12112 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12113 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12114 (mips_builtins): Add Loongson builtins.
12115 (mips_loongson_2ef_bdesc): New.
12116 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12117 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12118 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12119 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12121 (mips_expand_vector_init): New.
12122 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12123 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12125 * config/mips/mips.md: Add unspec numbers for Loongson
12126 builtins. Include loongson.md.
12127 (MOVE64): Include Loongson vector modes.
12128 (SPLITF): Include Loongson vector modes.
12129 (HALFMODE): Handle Loongson vector modes.
12130 * config/mips/loongson.md: New.
12131 * config/mips/loongson.h: New.
12132 * config.gcc: Add loongson.h header for mips*-*-* targets.
12133 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12135 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12137 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12138 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12139 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12140 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12141 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12142 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12143 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12144 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12145 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12146 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12147 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12148 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12149 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12150 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12151 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12152 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12153 Remove use_fixproto=yes.
12154 (ia64*-*-hpux*): Remove comment about using fixproto.
12155 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12157 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12159 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12161 * configure: Regenerate.
12163 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12165 PR middle-end/36520
12166 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12167 before evaluating it.
12169 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12172 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12173 nested inline functions.
12174 (start_decl, start_function): Don't invert DECL_EXTERNAL
12175 for nested inline functions.
12177 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12179 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12180 splits that must be made for correctness.
12182 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12184 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12185 (AVAIL_NON_MIPS16): Likewise.
12186 (mips_builtin_description): Replace target_flags with a predicate.
12187 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12188 (dspr2_32): New availability predicates.
12189 (MIPS_BUILTIN): New macro.
12190 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12191 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12192 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12193 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12194 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12195 (mips_dsp_32only_bdesc): Merge into...
12196 (mips_builtins): ...this new array.
12197 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12198 (mips_init_builtins): Update after above changes.
12199 (mips_expand_builtin_1): Merge into...
12200 (mips_expand_builtin): ...here and update after above changes.
12202 2008-06-12 Paul Brook <paul@codesourcery.com>
12204 * longlong.h (__arm__): Define count_leading_zeros.
12205 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12206 (clzsi2, clzdi2): New functions.
12207 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12208 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12209 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12210 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12211 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12212 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12213 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12214 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12215 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12216 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12218 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12220 * config/m68k/m68k.c (m68k_tune_flags): New.
12221 (override_options): Compute m68k_tune_flags.
12222 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12223 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12225 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12227 PR middle-end/36506
12228 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12230 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12232 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12233 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12235 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12237 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12238 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12240 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12242 PR middle-end/36506
12243 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12246 2008-06-12 Richard Guenther <rguenther@suse.de>
12248 PR tree-optimization/36345
12249 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12250 add memory_tag_needed flag.
12251 (may_alias_p): Declare.
12252 * tree-ssa-alias.c (may_alias_p): Export.
12253 (set_initial_properties): Use memory_tag_needed flag.
12254 (update_reference_counts): Likewise.
12255 (reset_alias_info): Reset memory_tag_needed flag.
12256 (create_name_tags): Check memory_tag_needed flag.
12257 (dump_points_to_info_for): Dump it.
12258 * tree-ssa-structalias.c (struct variable_info): Remove
12259 directly_dereferenced flag.
12260 (new_var_info): Do not initialize it.
12261 (process_constraint_1): Do not set it.
12262 (update_alias_info): Set is_dereferenced flag.
12263 (set_uids_in_ptset): Use may_alias_p.
12264 (set_used_smts): Check memory_tag_needed flag.
12265 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12266 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12267 memory_tag_needed flag.
12268 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12269 from broken design.
12271 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12273 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12274 red zone for w64 abi.
12275 (ix86_expand_prologue): Likewise.
12276 (ix86_force_to_memory): Likewise.
12277 (ix86_free_from_memory): Likewise.
12279 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12282 * config/rs6000/rs6000.c (rs6000_override_options): Set
12283 rs6000_isel conditionally to the absence of comand line override.
12284 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12285 Remove duplicate rs6000_isel setting.
12286 * config/rs6000/eabispe.h: Ditto.
12288 2008-06-11 Richard Guenther <rguenther@suse.de>
12290 * alias.c (get_alias_set): Use the element alias-set for arrays.
12291 (record_component_aliases): For arrays and vectors do nothing.
12292 * c-common.c (strict_aliasing_warning): Handle the cases
12293 of alias set zero explicitly.
12294 * Makefile.in (dfp.o-warn): Add -Wno-error.
12296 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12298 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12300 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12301 tune_32 tune_64 to supported_defaults. Allow values not
12302 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12303 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12304 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12305 with_cpu_64 to generic for 64-bit-supporting configurations, not
12306 with_cpu. Remove FIXMEs.
12307 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12308 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12309 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12310 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12311 arch_32 and arch_64.
12313 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12314 Olivier Hainque <hainque@adacore.com>
12316 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12317 Use DECL_SIZE_UNIT to retrieve the size of the field.
12319 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12321 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12322 with function calls after declarations. Lay out
12323 neon_float_type_node before further use.
12325 2008-06-11 Richard Guenther <rguenther@suse.de>
12327 * tree-flow.h (may_point_to_global_var): Declare.
12328 * tree-ssa-alias.c (may_point_to_global_var): New function.
12329 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12331 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12333 * configure.ac: Teach that fido supports .debug_line.
12334 * configure: Regenerate.
12336 2008-06-10 Tom Tromey <tromey@redhat.com>
12338 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12341 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12343 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12344 (encode_decimal64, decode_decimal64, encode_decimal128,
12345 decode_decimal128): Reverse order of 32-bit parts of value if host
12346 and target endianness differ.
12348 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12350 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12351 Avoid division by 0.
12352 (tree_mod_pow2_value_transform): Likewise.
12353 (tree_ic_transform): Likewise.
12354 (tree_stringops_transform): Likewise.
12355 (tree_mod_subtract_transform): Likewise.
12356 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12357 (copy_edges_for_bb): Likewise.
12358 (initialize_cfun): Likewise.
12360 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12362 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12363 nonmemory_operand. Add "N" operand constraint.
12365 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12366 (*jcc_btsi_mask): Ditto.
12367 (*jcc_btsi_mask_1): Ditto.
12369 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12371 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12372 TYPE_CANONICAL for copied element type.
12374 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12377 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12378 Add m_CORE2 and m_GENERIC.
12379 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12380 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12382 (*jcc_btdi_rex64): New instruction and split pattern.
12383 (*jcc_btsi): Ditto.
12384 (*jcc_btsi_1): Ditto.
12385 (*btsq): Fix Intel asm dialect operand order.
12389 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12391 PR middle-end/36447
12392 * simplify-rtx.c (simplify_subreg): Add check for shift count
12395 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12397 * doc/md.texi: Synchronize with later constraints.md change.
12398 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12399 with a C implementation.
12400 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12402 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12403 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12404 when moving to and from MD_REGNUM.
12405 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12406 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12407 Handle byte and halfword moves.
12408 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12410 * config/mips/constraints.md (h): Turn into NO_REGS.
12411 (l, x): Update documentation.
12412 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12413 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12414 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12415 (HILO): New mode iterator.
12417 (any_div): New code iterator.
12418 (u): Extend code attribute to div and udiv.
12419 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12420 d_operand in the splitters. Remove redundant CONST_INT checks.
12421 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12422 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12423 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12424 accordingly, using normal moves instead of unspecs to move LO into
12425 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12426 (<u>mulsidi3): Handle expansion in C code.
12427 (<u>mulsidi3_32bit_internal): Rename to...
12428 (<u>mulsidi3_32bit): ...this.
12429 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12430 (*<u>mulsidi3_64bit): Rename to...
12431 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12432 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12433 to set LO and HI to the multiplication result. Use a normal move
12434 for MFLO and an unspec for MFHI.
12435 (*<u>mulsidi3_64bit_parts): Replace with...
12436 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12437 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12438 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12439 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12440 instead of HI. Split the instruction into a separate multiplication
12441 and MFHI if !TARGET_FIX_R4000.
12442 (<su>muldi3_highpart): Likewise.
12443 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12444 and the "=h" clobber.
12445 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12446 (<u>mulditi3): New expander.
12447 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12448 (madsi): Remove "=h" clobber.
12449 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12450 Force the modulus result to be a GPR and split the instruction into
12451 a division followed by an MFHI after reload.
12452 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12453 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12454 the MIPS16 HIGH define_split.
12455 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12456 of acc<->gpr moves to "multi".
12457 (*movdi_64bit): Replace the single "x" alternative with
12458 alternatives for moving into and out of "a".
12459 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12460 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12461 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12462 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12463 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12464 (movti): New expander.
12465 (*movti, *movti_mips16): New insns.
12466 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12467 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12468 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12469 * config/mips/predicates.md (fpr_operand): Delete.
12470 (d_operand): New predicate.
12472 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12474 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12475 failure on some Bourne shells.
12476 (x86_64-*-*): Ditto.
12478 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12480 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12482 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12484 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12485 (sparc-sun-solaris2*): Likewise.
12487 2008-06-09 Arnaud Charlet <charlet@adacore.com
12489 * doc/install.texi: Update requirements to build the Ada compiler.
12491 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12493 * df-scan.c (struct df_scan_problem_data): Remove the
12494 mw_link_pool alloc pool.
12495 (df_scan_free_internal): Don't free it.
12496 (df_scan_alloc): Don't allocate it.
12497 * df.h (struct df_link): Update comment.
12499 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12501 * except.h: Correct checks for when SJLJ exceptions must be used.
12503 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12505 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12508 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12510 PR tree-optimization/36218
12511 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12512 configure for the build system.
12513 (BUILD_LDFLAGS): Define.
12514 * configure: Regenerate.
12515 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12517 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12520 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12521 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12522 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12524 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12526 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12528 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12530 * config.gcc (Obsolete configurations): Remove list of
12532 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12533 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12534 targets matched by those patterns.
12535 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12536 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12537 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12538 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12539 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12540 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12541 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12542 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12543 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12544 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12545 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12546 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12547 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12548 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12549 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12550 Make code for Solaris 7 and greater unconditional for Solaris.
12551 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12552 Remove --with-* handling.
12553 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12554 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12555 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12556 LINK_OS_WINDISS_SPEC): Remove.
12557 * config/rs6000/sysv4.opt (mwindiss): Remove.
12558 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12559 * configure: Regenerate.
12560 * doc/cpp.texi: Don't mention BeOS.
12561 * doc/extend.texi (interrupt): Don't mention MS1.
12562 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12563 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12564 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12565 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12566 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12568 * doc/invoke.texi (MT Options): Remove.
12569 (-mwindiss): Remove.
12570 (CRIS Options): Remove cris-axis-aout references.
12571 (HPPA Options): Don't mention hppa1.1-*-pro.
12572 * doc/md.texi: (MorphoTech family): Remove.
12573 * libgcc2.c: Don't handle UWIN.
12574 * config/alpha/t-unicosmk: Remove.
12575 * config/alpha/unicosmk.h: Remove.
12576 * config/arm/kaos-arm.h: Remove.
12577 * config/arm/kaos-strongarm.h: Remove.
12578 * config/arm/strongarm-coff.h: Remove.
12579 * config/arm/strongarm-elf.h: Remove.
12580 * config/arm/strongarm-pe.h: Remove.
12581 * config/arm/t-strongarm-pe: Remove.
12582 * config/arm/t-xscale-coff: Remove.
12583 * config/arm/t-xscale-elf: Remove.
12584 * config/arm/xscale-coff.h: Remove.
12585 * config/arm/xscale-elf.h: Remove.
12586 * config/chorus.h: Remove.
12587 * config/cris/aout.h: Remove.
12588 * config/cris/aout.opt: Remove.
12589 * config/cris/t-aout: Remove.
12590 * config/i386/beos-elf.h: Remove.
12591 * config/i386/kaos-i386.h: Remove.
12592 * config/i386/ptx4-i.h: Remove.
12593 * config/i386/sco5.h: Remove.
12594 * config/i386/sco5.opt: Remove.
12595 * config/i386/sysv4-cpp.h: Remove.
12596 * config/i386/sysv5.h: Remove.
12597 * config/i386/t-beos: Remove.
12598 * config/i386/t-sco5: Remove.
12599 * config/i386/t-uwin: Remove.
12600 * config/i386/uwin.asm: Remove.
12601 * config/i386/uwin.h: Remove.
12602 * config/kaos.h: Remove.
12603 * config/mips/windiss.h: Remove.
12604 * config/mt: Remove directory.
12605 * config/pa/pa-osf.h: Remove.
12606 * config/pa/pa-pro-end.h: Remove.
12607 * config/pa/t-pro: Remove.
12608 * config/ptx4.h: Remove.
12609 * config/rs6000/beos.h: Remove.
12610 * config/rs6000/kaos-ppc.h: Remove.
12611 * config/rs6000/t-beos: Remove.
12612 * config/rs6000/windiss.h: Remove.
12613 * config/sh/kaos-sh.h: Remove.
12614 * config/sol2-6.h: Remove.
12615 * config/sparc/sol26-sld.h: Remove.
12616 * config/sparc/sysv4-only.h: Remove.
12617 * config/vax/bsd.h: Remove.
12618 * config/vax/t-memfuncs: Remove.
12619 * config/vax/ultrix.h: Remove.
12620 * config/vax/vaxv.h: Remove.
12621 * config/windiss.h: Remove.
12623 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12625 PR rtl-optimization/36438
12626 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12627 for vector shifts with constant scalar shift operands.
12629 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12631 * doc/invoke.texi: Document -march=xlr.
12632 * config/mips/xlr.md: New file.
12633 * config/mips/mips.md: Include it.
12635 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12636 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12637 (mips_rtx_cost_data): Likewise.
12639 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12641 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12642 PRE_INC and PRE_DEC cases.
12644 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12646 PR rtl-optimization/36419
12647 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12648 the emitting jump insn.
12651 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12652 is not bool, boolify the whole *expr_p and convert to the desired type.
12654 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12656 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12657 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12658 Add omp_private_outer_ref hook, add another argument to
12659 omp_clause_default_ctor hook.
12660 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12661 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12662 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12663 hook_tree_tree_tree_tree_null.
12664 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12665 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12666 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12667 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12668 * tree.def (OMP_TASK): New tree code.
12669 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12670 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12671 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12672 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12673 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12674 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12675 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12676 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12677 (OMP_DIRECTIVE_P): Add OMP_TASK.
12678 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12679 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12680 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12681 and OMP_CLAUSE_UNTIED entries.
12682 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12684 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12685 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12686 * tree-pretty-print.c (dump_omp_clause): Handle
12687 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12688 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12689 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12690 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12691 warning about unsigned iterators. Change decl/init/cond/incr
12692 arguments to TREE_VECs, check arguments for all collapsed loops.
12693 (c_finish_omp_taskwait): New function.
12694 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12696 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12697 default_function_array_conversion on init. Add par_clauses argument.
12698 If decl is present in parallel's lastprivate clause, change it to
12699 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12700 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12701 collapse count in clauses.
12702 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12703 c_parser_omp_for_loop callers.
12704 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12705 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12706 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12707 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12709 (c_parser_omp_clause_schedule): Handle schedule(auto).
12710 Include correct location in the error message.
12711 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12712 and PRAGMA_OMP_CLAUSE_UNTIED.
12713 (OMP_TASK_CLAUSE_MASK): Define.
12714 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12715 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12716 * tree-nested.c (convert_nonlocal_omp_clauses,
12717 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12718 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12719 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12720 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12722 (conver_nonlocal_reference, convert_local_reference,
12723 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12724 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12725 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12726 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12727 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12728 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12729 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12730 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12731 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12733 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12734 * c-common.h (c_finish_omp_taskwait): New prototype.
12735 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12736 * tree-parloops.c (create_parallel_loop): Create 1 entry
12737 vectors for OMP_FOR_{INIT,COND,INCR}.
12738 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12739 (make_edges): Handle OMP_TASK.
12740 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12741 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12742 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12743 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12744 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12745 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12746 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12747 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12748 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12749 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12750 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12751 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12752 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12753 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12754 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12755 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12756 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12757 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12758 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12759 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12760 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12761 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12762 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12763 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12764 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12765 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12766 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12767 original iterator is present in lastprivate clause or if
12768 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12769 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12770 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12771 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12772 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12773 if it is set, lookup var in outer contexts too. Handle
12774 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12775 to be implicitly determined firstprivate for task regions.
12776 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12777 if it is set, lookup var in outer contexts too. Set
12778 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12779 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12780 OMP_CLAUSE_UNTIED. Take region_type as last argument
12781 instead of in_parallel and in_combined_parallel.
12782 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12784 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12785 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12786 (new_omp_context): Set default_kind to
12787 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12788 (omp_region_type): New enum.
12789 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12790 fields, add region_type.
12791 (new_omp_context): Take region_type as argument instead of is_parallel
12792 and is_combined_parallel.
12793 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12794 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12795 ctx->is_combined_parallel checks.
12796 (gimplify_omp_task): New function.
12797 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12799 * omp-low.c (extract_omp_for_data): Use schedule(static)
12800 for schedule(auto). Handle pointer and unsigned iterators.
12801 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12802 Add loops argument. Extract data for collapsed OMP_FOR loops.
12803 (expand_parallel_call): Assert sched_kind isn't auto,
12804 map runtime schedule to index 3.
12805 (struct omp_for_data_loop): New type.
12806 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12807 Add loop, loops, collapse and iter_type fields.
12808 (workshare_safe_to_combine_p): Disallow combined for if
12809 iter_type is unsigned long long. Don't combine collapse > 1 loops
12810 unless all bounds and steps are constant. Adjust extract_omp_for_data
12812 (expand_omp_for_generic): Handle pointer, unsigned and long long
12813 iterators. Handle collapsed OMP_FOR loops. Adjust
12814 for struct omp_for_data changes. If libgomp function doesn't return
12815 boolean_type_node, add comparison of the return value with 0.
12816 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12817 pointer, unsigned and long long iterators. Adjust for struct
12818 omp_for_data changes.
12819 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12820 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12821 unsigned long long. Allocate loops array, pass it to
12822 extract_omp_for_data. For collapse > 1 loops use always
12823 expand_omp_for_generic.
12824 (omp_context): Add sfield_map and srecord_type fields.
12825 (is_task_ctx, lookup_sfield): New functions.
12826 (use_pointer_for_field): Use is_task_ctx helper. Change first
12827 argument's type from const_tree to tree. Clarify comment.
12828 In OMP_TASK disallow copy-in/out sharing.
12829 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12830 (install_var_field): Add mask argument. Populate both record_type
12831 and srecord_type if needed.
12832 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12834 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12835 and DECL_FIELD_OFFSET.
12836 (scan_sharing_clauses): Adjust install_var_field callers. For
12837 firstprivate clauses on explicit tasks allocate the var by value in
12838 record_type unconditionally, rather than by reference.
12839 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12840 Use is_taskreg_ctx instead of is_parallel_ctx.
12841 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12842 (create_omp_child_function_name): Add task_copy argument, use
12843 *_omp_cpyfn* names if it is true.
12844 (create_omp_child_function): Add task_copy argument, if true create
12845 *_omp_cpyfn* helper function.
12846 (scan_omp_parallel): Adjust create_omp_child_function callers.
12847 Rename parallel_nesting_level to taskreg_nesting_level.
12848 (scan_omp_task): New function.
12849 (lower_rec_input_clauses): Don't run constructors for firstprivate
12850 explicit task vars which are initialized by *_omp_cpyfn*.
12851 Pass outer var ref to omp_clause_default_ctor hook if
12852 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12853 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12854 OMP_CLAUSE_REDUCTION_INIT.
12855 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12856 avoid duplicate setting of fields. Handle
12857 OMP_CLAUSE_PRIVATE_OUTER_REF.
12858 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12859 copy-out if TREE_READONLY, only copy-in.
12860 (expand_task_copyfn): New function.
12861 (expand_task_call): New function.
12862 (struct omp_taskcopy_context): New type.
12863 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12865 (lower_omp_parallel): Rename to...
12866 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12867 Call create_task_copyfn if srecord_type is needed. Adjust
12869 (task_shared_vars): New variable.
12870 (check_omp_nesting_restrictions): Warn if work-sharing,
12871 barrier, master or ordered region is closely nested inside OMP_TASK.
12872 Add warnings for barrier if closely nested inside of work-sharing,
12873 ordered, or master region.
12874 (scan_omp_1): Call check_omp_nesting_restrictions even for
12875 GOMP_barrier calls. Rename parallel_nesting_level to
12876 taskreg_nesting_level. Handle OMP_TASK.
12877 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12878 work-sharing construct, continue looking for them on parent parallel
12880 (lower_omp_for_lastprivate): Add lastprivate clauses
12881 to the beginning of dlist rather than end. Adjust for struct
12882 omp_for_data changes.
12883 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12884 not after it. Handle collapsed OMP_FOR loops, adjust for
12885 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12886 (get_ws_args_for): Adjust extract_omp_for_data caller.
12887 (scan_omp_for): Handle collapsed OMP_FOR
12888 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12889 (lower_omp_single_simple): If libgomp function doesn't return
12890 boolean_type_node, add comparison of the return value with 0.
12891 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12892 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12893 (parallel_nesting_level): Rename to...
12894 (taskreg_nesting_level): ... this.
12895 (is_taskreg_ctx): New function.
12896 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12897 of is_parallel_ctx.
12898 (execute_lower_omp): Rename parallel_nesting_level to
12899 taskreg_nesting_level.
12900 (expand_omp_parallel): Rename to...
12901 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12902 Call omp_task_call for OMP_TASK regions.
12903 (expand_omp): Adjust caller, handle OMP_TASK.
12904 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12906 * bitmap.c (bitmap_default_obstack_depth): New variable.
12907 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12908 if argument is NULL and bitmap_default_obstack is already initialized.
12909 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12911 * matrix-reorg.c (matrix_reorg): Likewise.
12913 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12915 * config/i386/i386.md (*indirect_jump): Macroize using P
12916 mode iterator. Remove !TARGET_64BIT from insn constraints.
12917 (*tablejump_1): Ditto.
12918 (*indirect_jump_rex64): Remove insn pattern.
12919 (*tablejump_1_rex64): Ditto.
12920 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12921 and eh_return_si insn patterns.
12923 2008-06-06 Richard Guenther <rguenther@suse.de>
12925 * tree-ssa-structalias.c (merge_smts_into): Remove.
12926 (find_what_p_points_to): Do not bother to compute the
12927 points-to set for pt_anything pointers.
12928 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12929 for pt_anything pointers is ok.
12931 2008-06-06 Jan Hubicka <jh@suse.cz>
12933 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12935 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12937 * cgraph.c: Fix typos in comments.
12938 (cgraph_availability_names): Fix string typo.
12939 * fold-const.c: Fix typos in comments.
12940 (fold_binary): Fix typo in warning.
12941 * genautomata.c: Fix typos in comments.
12942 (check_presence_pattern_sets): Fix typo in local variable.
12943 (output_description): Fix typo in output.
12944 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12945 * hwint.h: Likewise.
12946 * matrix-reorg.c (check_allocation_function): Likewise.
12947 * omega.c (smooth_weird_equations): Likewise.
12948 * auto-inc-dec.c: Fix typos in comments.
12949 * bb-reorder.c: Likewise.
12950 * builtins.c: Likewise.
12951 * c-common.c: Likewise.
12952 * c-cppbuiltin.c: Likewise.
12953 * c-parser.c: Likewise.
12954 * c-pretty-print.c: Likewise.
12955 * cfgcleanup.c: Likewise.
12956 * cfgexpand.c: Likewise.
12957 * cfghooks.c: Likewise.
12958 * cfglayout.c: Likewise.
12959 * cfgloopmanip.c: Likewise.
12960 * cgraphunit.c: Likewise.
12961 * coverage.c: Likewise.
12962 * dbxout.c: Likewise.
12963 * df-byte-scan.c: Likewise.
12964 * df-core.c: Likewise.
12965 * df-problems.c: Likewise.
12966 * df-scan.c: Likewise.
12968 * dominance.c: Likewise.
12969 * domwalk.c: Likewise.
12971 * dwarf2out.c: Likewise.
12972 * emit-rtl.c: Likewise.
12973 * et-forest.c: Likewise.
12974 * function.c: Likewise.
12975 * function.h: Likewise.
12977 * gcov-io.c: Likewise.
12978 * gcov.c: Likewise.
12979 * gcse.c: Likewise.
12980 * genattrtab.c: Likewise.
12981 * ggc-page.c: Likewise.
12982 * gimplify.c: Likewise.
12983 * gthr-lynx.h: Likewise.
12984 * haifa-sched.c: Likewise.
12985 * ipa-cp.c: Likewise.
12986 * ipa-inline.c: Likewise.
12987 * ipa-prop.h: Likewise.
12988 * ipa-pure-const.c: Likewise.
12989 * ipa-struct-reorg.c: Likewise.
12990 * ipa-struct-reorg.h: Likewise.
12991 * ipa-type-escape.c: Likewise.
12993 * loop-doloop.c: Likewise.
12994 * mips-tfile.c: Likewise.
12995 * mkmap-flat.awk: Likewise.
12996 * mkmap-symver.awk: Likewise.
12997 * modulo-sched.c: Likewise.
12998 * omp-low.c: Likewise.
12999 * optabs.c: Likewise.
13000 * optabs.h: Likewise.
13001 * opts.c: Likewise.
13002 * passes.c: Likewise.
13003 * postreload-gcse.c: Likewise.
13004 * postreload.c: Likewise.
13005 * predict.c: Likewise.
13006 * pretty-print.h: Likewise.
13007 * profile.c: Likewise.
13008 * protoize.c: Likewise.
13009 * ra-conflict.c: Likewise.
13010 * real.c: Likewise.
13011 * recog.c: Likewise.
13012 * regclass.c: Likewise.
13013 * regs.h: Likewise.
13014 * reload.c: Likewise.
13015 * rtl-error.c: Likewise.
13016 * rtlanal.c: Likewise.
13017 * scan.h: Likewise.
13018 * sched-rgn.c: Likewise.
13020 * stmt.c: Likewise.
13021 * target.h: Likewise.
13022 * tree-dfa.c: Likewise.
13023 * tree-eh.c: Likewise.
13024 * tree-flow-inline.h: Likewise.
13025 * tree-inline.c: Likewise.
13026 * tree-into-ssa.c: Likewise.
13027 * tree-loop-distribution.c: Likewise.
13028 * tree-nested.c: Likewise.
13029 * tree-parloops.c: Likewise.
13030 * tree-pass.h: Likewise.
13031 * tree-pretty-print.c: Likewise.
13032 * tree-profile.c: Likewise.
13033 * tree-scalar-evolution.c: Likewise.
13034 * tree-sra.c: Likewise.
13035 * tree-ssa-alias-warnings.c: Likewise.
13036 * tree-ssa-ccp.c: Likewise.
13037 * tree-ssa-coalesce.c: Likewise.
13038 * tree-ssa-dom.c: Likewise.
13039 * tree-ssa-dse.c: Likewise.
13040 * tree-ssa-forwprop.c: Likewise.
13041 * tree-ssa-live.c: Likewise.
13042 * tree-ssa-live.h: Likewise.
13043 * tree-ssa-loop-im.c: Likewise.
13044 * tree-ssa-loop-ivopts.c: Likewise.
13045 * tree-ssa-loop-niter.c: Likewise.
13046 * tree-ssa-loop-prefetch.c: Likewise.
13047 * tree-ssa-phiopt.c: Likewise.
13048 * tree-ssa-phiprop.c: Likewise.
13049 * tree-ssa-sccvn.c: Likewise.
13050 * tree-ssa-ter.c: Likewise.
13051 * tree-ssa-threadupdate.c: Likewise.
13052 * tree-ssa.c: Likewise.
13053 * tree-vect-analyze.c: Likewise.
13054 * tree-vect-transform.c: Likewise.
13055 * tree-vectorizer.c: Likewise.
13056 * tree-vn.c: Likewise.
13057 * tree-vrp.c: Likewise.
13058 * tree.c: Likewise.
13059 * tree.def: Likewise.
13060 * tree.h: Likewise.
13061 * unwind-dw2-fde.c: Likewise.
13062 * unwind.inc: Likewise.
13063 * value-prof.c: Likewise.
13064 * vmsdbgout.c: Likewise.
13066 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13068 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13069 always place FP constants in the TOC for TARGET_POWERPC64.
13070 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13072 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13074 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13075 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13076 enable for TARGET_E500_DOUBLE.
13077 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13078 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13079 floating-point modes like integer modes for E500 double.
13080 (rs6000_legitimate_offset_address_p): Likewise.
13081 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13082 addressing for DDmode for E500 double.
13083 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13084 modes as using 64-bits of registers for E500 double.
13085 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13086 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13087 specially for E500 double.
13088 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13089 TDmode for E500 double.
13090 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13091 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13092 (rs6000_split_multireg_move): Do not handle TDmode specially for
13094 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13095 using 64-bit registers for E500 double.
13096 (emit_frame_save): Do not handle DDmode specially for E500 double.
13097 (gen_frame_mem_offset): Likewise.
13098 (rs6000_function_value): Do not call spe_build_register_parallel
13099 for DDmode or TDmode.
13100 (rs6000_libcall_value): Likewise.
13101 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13102 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13105 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13107 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13110 2008-06-04 Junjie Gu <jgu@tensilica.com>
13112 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13113 comparison for frame pointers.
13115 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13118 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13120 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13123 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13124 register is already smaller or equal to required mode.
13126 2008-06-04 Xinliang David Li <davidxl@google.com>
13128 * tree-call-cdce.c: New file.
13129 (cond_dead_built_in_calls): New static variable.
13130 (input_domain): New struct.
13131 (check_pow): New function.
13132 (check_builtin_call): Ditto.
13133 (check_target_format): Ditto.
13134 (is_call_dce_candidate): Ditto.
13135 (gen_one_condition): Ditto.
13136 (gen_conditions_for_domain): Ditto.
13137 (get_domain): Ditto.
13138 (gen_conditions_for_pow_cst_base): Ditto.
13139 (gen_conditions_for_pow_int_base): Ditto.
13140 (gen_conditions_for_pow): Ditto.
13141 (get_no_error_domain): Ditto.
13142 (gen_shrink_wrap_conditions): Ditto.
13143 (shrink_wrap_one_built_in_call): Ditto.
13144 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13145 (tree_call_cdce): Ditto.
13146 (gate_call_cdce): Ditto.
13147 (pass_call_cdce): New gimple pass.
13148 * passes.c: (init_optimization_passes): New pass.
13149 * tree-pass.h: New pass declaration.
13150 * opts.c (decode_options): New flag setting.
13151 * common.opt: Add -ftree-builtin-call-dce flag.
13152 * Makefile.in: Add new source file.
13153 * tempvar.def: New tv_id.
13154 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13156 2008-06-04 Richard Guenther <rguenther@suse.de>
13158 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13159 (is_call_clobbered): Always check var_ann->call_clobbered.
13160 (mark_call_clobbered): Always set var_ann->call_clobbered.
13161 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13162 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13163 (reset_alias_info): Clear call clobbering info on MTAGs and
13165 (set_pt_anything): Set pt_global_mem.
13166 (create_tag_raw): Adjust comment.
13167 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13169 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13170 Maxim Kuvyrkov <maxim@codesourcery.com>
13172 * config/m68k/m68k.opt (mxgot): New option.
13173 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13174 (m68k_output_addr_const_extra): New.
13175 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13176 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13177 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13178 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13180 2008-06-04 Richard Guenther <rguenther@suse.de>
13182 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13183 negative or non-representable offsets.
13185 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13187 * config/i386/i386.c (ix86_gen_leave): New.
13188 (ix86_gen_pop1): Likewise.
13189 (ix86_gen_add3): Likewise.
13190 (ix86_gen_sub3): Likewise.
13191 (ix86_gen_sub3_carry): Likewise.
13192 (ix86_gen_one_cmpl2): Likewise.
13193 (ix86_gen_monitor): Likewise.
13194 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13195 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13196 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13197 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13198 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13199 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13200 (ix86_expand_epilogue): Updated.
13201 (print_operand): Handle integer register operand for 'z'.
13202 (ix86_expand_strlensi_unroll_1): Likewise.
13203 (ix86_expand_strlen): Likewise.
13204 (ix86_expand_builtin): Likewise.
13205 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13206 mov{q}/mov{l} and add{q}/add{l}.
13208 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13210 * config/i386/i386.md (P): New mode iterator.
13211 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13212 using P mode iterator.
13213 (DFmode push_operand splitter): Ditto.
13214 (XFmode push_operand splitter): Ditto.
13215 (DFmode float_extend SFmode push_operand splitter): Ditto.
13216 (XFmode float_extend SFmode push_operand splitter): Do not generate
13217 SImode pushes for 64bit target. Macroize Dimode and SImode
13218 pushes using P mode iterator.
13219 (XFmode float_extend DFmode push_operand splitter): Ditto.
13221 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13223 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13224 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13225 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13226 return type to int.
13227 (ix86_call_abi_override): Remove check for call_used_regs.
13229 2008-06-03 Richard Guenther <rguenther@suse.de>
13231 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13232 for the lhs of calls if the return type contains pointers.
13234 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13236 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13237 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13238 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13239 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13240 of cfun and DEFAULT_ABI to deceide abi mode.
13241 (DEFAULT_ABI): New.
13242 (REG_PARM_STACK_SPACE): Removed.
13243 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13244 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13245 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13246 (ix86_function_abi): Likewise.
13247 (ix86_function_type_abi): Likewise.
13248 (ix86_call_abi_override): Likewise.
13249 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13250 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13251 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13252 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13254 (X86_64_REGPARM_MAX): New.
13255 (X86_64_SSE_REGPARM_MAX): New.
13256 (X64_REGPARM_MAX): New.
13257 (X64_SSE_REGPARM_MAX): New.
13258 (X86_32_REGPARM_MAX): New.
13259 (X86_32_SSE_REGPARM_MAX): New.
13260 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13261 (ix86_function_regparm): Handle user calling abi.
13262 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13263 by DEFAULT_ABI versus SYSV_ABI check.
13264 (ix86_reg_parm_stack_space): New.
13265 (ix86_function_type_abi): New.
13266 (ix86_call_abi_override): New.
13267 (ix86_function_abi): New.
13268 (ix86_cfun_abi): New.
13269 (init_cumulative_args): Call abi specific initialization.
13270 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13271 (function_arg_64): Extend SSE_REGPARM_MAX check.
13272 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13273 (ix86_pass_by_reference): Likewise.
13274 (ix86_function_value_regno_p): Likewise.
13275 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13276 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13277 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13278 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13279 (setup_incoming_varargs_64): Adjust regparm for call abi.
13280 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13281 (ix86_va_start): Likewise.
13282 (ix86_gimplify_va_arg): Likewise.
13283 (ix86_expand_prologue): Likewise.
13284 (output_pic_addr_const): Likewise.
13285 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13286 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13287 (x86_output_mi_thunk): Likewise.
13288 (x86_function_profiler): Likewise.
13289 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13290 (SYSV_ABI, MS_ABI): New constants.
13291 (DEFAULT_ABI): New.
13292 (init_regs): Add prototype of function in regclass.c file.
13293 (OVERRIDE_ABI_FORMAT): New.
13294 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13295 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13296 (OUTGOING_REG_PARM_STACK_SPACE): New.
13297 (ix86_reg_parm_stack_space): New prototype.
13298 (CUMULATIVE_ARGS): Add call_abi member.
13299 (machine_function): Add call_abi member.
13300 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13301 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13303 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13306 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13307 (avr_builtin_setjmp_frame_value): New function.
13308 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13309 (nonlocal_goto): Define.
13311 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13313 * config/mips/mips.c (mips_emit_loadgp): Return early if
13314 there is nothing do to, otherwise emit a blockage if
13315 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13316 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13318 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13320 * configure.ac: Drop unneeded backslash ending up in config.in.
13321 * acinclude.m4: Likewise.
13322 * config.in: Regenerate.
13324 2008-05-26 Jan Hubicka <jh@suse.cz>
13326 * predict.c (maybe_hot_frequency_p): Break out of...
13327 (maybe_hot_bb_p): ... here.
13328 (maybe_hot_edge_p): New.
13329 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13330 * basic-block.h (maybe_hot_edge_p): Declare.
13332 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13334 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13335 (*cmpfp_<mode>_cc): Ditto.
13336 (*fp_jcc_8<mode>_387): Ditto.
13337 (*fop_<MODEF:mode>_2_i387): Ditto.
13338 (*fop_<MODEF:mode>_3_i387): Ditto.
13339 (*fop_xf_2_i387): Ditto.
13340 (*fop_xf_3_i387): Ditto.
13342 2008-06-02 Tomas Bily <tbily@suse.cz>
13344 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13346 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13348 * config/mips/mips.c (mips_valid_offset_p): New function.
13349 (mips_valid_lo_sum_p): Likewise.
13350 (mips_classify_address): Use them.
13351 (mips_force_address): New function.
13352 (mips_legitimize_address): Use it.
13353 * config/mips/mips.md (MOVE128): New mode iterator.
13354 (movtf): Require TARGET_64BIT. Remove empty strings.
13355 (*movtf_internal): Rename to...
13356 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13357 of "R" and use {,fp}{load,store} attributes instead of "multi".
13358 Use a separate define_split.
13359 (*movtf_mips16): New pattern.
13361 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13363 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13364 * config/mips/mips.c (mips_expand_before_return): New function.
13365 (mips_expand_epilogue): Call it.
13366 * config/mips/mips.md (return): Turn into a define_expand.
13367 (*return): New insn.
13369 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13371 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13372 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13373 functions. Do not emit uses and clobbers of CONCATs; individually
13374 use and clobber their operands.
13375 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13376 gen_clobber, emit_use and gen_use.
13377 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13378 (expand_builtin_return): Likewise.
13379 * cfgbuild.c (count_basic_blocks): Likewise.
13380 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13381 * explow.c (emit_stack_restore): Likewise.
13382 * expmed.c (extract_bit_field_1): Likewise.
13383 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13384 (emit_move_multi_word, store_constructor): Likewise.
13385 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13386 (thread_prologue_and_epilogue_insns): Likewise.
13387 * lower-subreg.c (resolve_simple_move): Likewise.
13388 * optabs.c (widen_operand, expand_binop): Likewise.
13389 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13390 * reload.c (find_reloads): Likewise.
13391 * reload1.c (eliminate_regs_in_insn): Likewise.
13392 * stmt.c (expand_nl_goto_receiver): Likewise.
13393 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13394 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13395 * config/arm/arm.c (arm_load_pic_register): Likewise.
13396 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13397 * config/arm/arm.md (untyped_return): Likewise.
13398 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13399 * config/avr/avr.c (expand_prologue): Likewise.
13400 * config/bfin/bfin.c (do_unlink): Likewise.
13401 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13402 * config/cris/cris.c (cris_expand_prologue): Likewise.
13403 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13404 (machopic_legitimize_pic_address): Likewise.
13405 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13406 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13407 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13408 (ix86_expand_convert_uns_didf_sse): Likewise.
13409 (ix86_expand_vector_init_general): Likewise.
13410 * config/ia64/ia64.md (eh_epilogue): Likewise.
13411 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13412 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13413 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13414 (config/iq2000/iq2000.c): Likewise.
13415 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13416 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13417 (builtin_longjmp): Likewise.
13418 * config/mn10300/mn10300.md (call, call_value): Likewise.
13419 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13420 * config/pdp11/pdp11.md (abshi2): Likewise.
13421 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13422 * config/s390/s390.c (s390_emit_prologue): Likewise.
13423 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13424 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13425 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13426 * config/sh/sh.c (prepare_move_operands): Likewise.
13427 (output_stack_adjust, sh_expand_epilogue): Likewise.
13428 (sh_set_return_address, sh_expand_t_scc): Likewise.
13429 * config/sparc/sparc.c (load_pic_register): Likewise.
13430 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13431 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13432 * config/v850/v850.c (expand_epilogue): Likewise.
13434 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13436 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13437 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13438 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13439 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13440 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13441 stack pointer register.
13442 (output_movhi): Remove code for interrupt specific writing to the
13443 stack pointer register.
13445 2008-05-31 Richard Guenther <rguenther@suse.de>
13447 PR tree-optimization/34244
13448 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13449 (tree_expr_nonzero_warnv_p): Likewise.
13450 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13451 ssa_name_nonnegative_p.
13452 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13453 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13454 not tree_expr_nonzero_warnv_p.
13456 PR tree-optimization/36262
13458 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13460 PR tree-optimization/34244
13461 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13462 (record_numbers_of_iterations): New function.
13463 (execute_vrp): Cache the numbers of iterations of loops.
13464 * tree-scalar-evolution.c (scev_reset_except_niters):
13466 (scev_reset): Use scev_reset_except_niters.
13467 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13469 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13471 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13472 __WORKAROUND_RETS when appropriate.
13474 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13476 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13477 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13479 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13480 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13481 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13482 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13483 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13484 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13485 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13486 *fop_df_1_sse insn patterns using MODEF mode iterator.
13487 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13488 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13489 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13490 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13491 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13492 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13493 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13494 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13495 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13496 (*fop_xf_5_i387): Ditto.
13497 (*fop_xf_6_i387): Ditto.
13499 2008-05-30 Richard Guenther <rguenther@suse.de>
13501 * builtins.c (build_string_literal): Avoid generating
13502 a non-gimple_val result.
13504 2008-05-30 DJ Delorie <dj@redhat.com>
13506 * exec-tool.in: Use an environment variable (private) instead of a
13507 file (shared) as a semaphore, so as to not break parallel builds.
13509 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13511 * optabs.c (maybe_encapsulate_block): Remove.
13512 (emit_libcall_block): Adjust accordingly.
13513 * optabs.h (maybe_encapsulate_block): Remove prototype.
13515 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13516 Don't use maybe_encapsulate_block.
13518 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13520 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13521 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13522 rtx is a SYMBOL_REF before calling get_pool_constant.
13524 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13526 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13528 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13530 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13531 rather than OS names to choose INO_T_EQ definition.
13532 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13533 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13535 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13538 * config/darwin-f.c: New.
13539 * config/t-darwin: Added rule to build darwin-f.o.
13540 * config.gcc: Defined new variable, fortran_target_objs.
13541 (*-*-darwin*): Set fortran_target_objs.
13542 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13543 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13544 * configure: Regenerated.
13546 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13549 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13550 canonical type if needed.
13552 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13554 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13556 2008-05-29 Richard Guenther <rguenther@suse.de>
13558 PR tree-optimization/36343
13559 PR tree-optimization/36346
13560 PR tree-optimization/36347
13561 * tree-flow.h (clobber_what_p_points_to): Declare.
13562 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13563 pointed-to variable is dereferenced is irrelevant to whether
13564 the pointer can access the pointed-to variable.
13565 (clobber_what_p_points_to): New function.
13566 * tree-ssa-alias.c (set_initial_properties): Use it.
13567 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13568 call clobber check for NMTs.
13570 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13572 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13573 for printing gcov_type.
13575 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13577 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13578 and the eh region information.
13579 * value-prof.c (gimple_move_stmt_histograms): New function.
13580 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13582 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13584 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13586 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13588 * value-prof.c (tree_ic_transform): Print counts.
13589 * tree-profile.c (tree_gen_ic_func_profiler):
13590 Clear __gcov_indreict_call_callee variable to avoid misattribution
13593 2008-05-28 Rafael EspÃndola <espindola@google.com>
13595 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13598 2008-05-28 Richard Guenther <rguenther@suse.de>
13600 PR tree-optimization/36339
13601 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13602 and clobbering code out of the loop.
13604 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13606 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13609 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13610 s390_contiguous_bitmask_p, s390_symref_operand_p,
13611 s390_check_symref_alignment, s390_reload_larl_operand,
13612 s390_reload_symref_address): New functions.
13613 (s390_branch_condition_mnemonic): Support compare and branch
13615 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13616 and 'W' constraints.
13617 (s390_secondary_reload): Add secondary reloads for unaligned
13618 symbol refs or symbol refs to floating point or QI/TI mode
13620 (legitimate_address_p): Accept symbol references as addresses.
13621 (s390_expand_insv): Use rotate and insert selected bits
13622 instruction for insv when building for z10.
13623 (print_operand_address): Handle symbol ref addresses.
13624 (print_operand): Output modifier 'c' added for signed byte values.
13625 (s390_encode_section_info): Mark symbol refs with
13626 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13628 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13629 (length attribute): RRF, RRR have 4 byte length.
13630 (FPALL, INTALL): New mode iterators added.
13631 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13632 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13633 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13634 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13635 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13636 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13637 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13638 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13640 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13641 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13642 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13643 reload<INTALL:mode><P:mode>_toreg_z10,
13644 reload<FPALL:mode><P:mode>_tomem_z10,
13645 reload<FPALL:mode><P:mode>_toreg_z10,
13646 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13647 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13648 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13649 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13651 (movmem, clrmem, cmpmem): New splitters added.
13653 * config/s390/predicates.md (larl_operand): Use
13654 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13655 SYMBOL_REF_ALIGN1_P.
13656 (s390_signed_integer_comparison,
13657 s390_unsigned_integer_comparison): New predicates.
13659 * config/s390/s390-protos.h (s390_check_symref_alignment,
13660 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13661 s390_reload_symref_address,
13662 s390_compare_and_branch_condition_mask): Prototypes added.
13664 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13665 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13666 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13668 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13670 * config/s390/s390.c (z10_cost): New cost function for z10.
13671 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13672 (s390_issue_rate): Adjust issue rate for z10.
13673 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13674 (processor_flags): Add PF_Z10.
13675 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13676 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13677 * gcc/config.gcc: Add z10.
13679 2008-05-28 Richard Guenther <rguenther@suse.de>
13681 PR tree-optimization/36291
13682 * tree-flow. h (struct gimple_df): Remove var_anns member.
13683 * tree-flow-inline.h (gimple_var_anns): Remove.
13684 (var_ann): Simplify.
13685 * tree-dfa.c (create_var_ann): Simplify.
13686 (remove_referenced_var): Clear alias info from var_anns of globals.
13687 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13688 (delete_tree_ssa): Clear alias info from var_anns of globals.
13689 Do not free var_anns.
13690 (var_ann_eq): Remove.
13691 (var_ann_hash): Likewise.
13693 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13695 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13696 and loongson2f entries.
13697 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13698 * config/mips/mips.h (processor_type): Add Loongson-2E
13699 and Loongson-2F entries.
13700 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13701 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13702 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13703 * doc/invoke.texi (MIPS Options): Document loongson2e
13704 and loongson2f processor names.
13706 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13710 * config/i386/i386.c (ix86_function_arg_boundary): Use
13711 alignment of canonical type.
13712 (ix86_expand_vector_move): Check unaligned memory access for
13715 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13717 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13718 Moved to the front of file.
13720 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13721 H.J. Lu <hongjiu.lu@intel.com>
13723 * dwarf2out.c (current_fde): New.
13725 (lookup_cfa:): Likewise.
13726 (dwarf2out_end_epilogue): Likewise.
13727 (dwarf2out_note_section_used): Likewise.
13729 2008-05-27 Michael Matz <matz@suse.de>
13732 * c.opt (Wenum-compare): New warning option.
13733 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13735 2008-05-27 Michael Matz <matz@suse.de>
13737 PR middle-end/36326
13738 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13740 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13741 into memory as tail calls.
13743 2008-05-27 Richard Guenther <rguenther@suse.de>
13745 PR tree-optimization/36339
13746 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13747 pointers cause all addressable variables to be call clobbered.
13749 2008-05-27 Richard Guenther <rguenther@suse.de>
13751 PR tree-optimization/36245
13752 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13754 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13756 * config/s390/s390.md: Replace all occurences of the 'm'
13757 constraint with 'RT'.
13759 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13761 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13763 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13765 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13766 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13767 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13769 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13771 * reload.c: (find_reloads): Skip alternatives according to the
13772 "enabled" attribute. Constify the constraint variable.
13773 * recog.c (get_attr_enabled): Add default implementation.
13774 (extract_insn): Set the alternative_enabled_p array
13775 in the recog_data struct.
13776 (preprocess_constraints, constrain_operands): Skip
13777 alternatives according to the "enabled" attribute
13778 * recog.h (struct recog_data): New field alternative_enabled_p.
13779 (skip_alternative): New inline function.
13780 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13781 (record_reg_classes): Skip alternative according to the
13782 "enabled" attribute.
13784 * doc/md.texi: Add documention for the "enabled" attribute.
13786 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13788 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13789 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13790 constraint with TARGET_MEM_CONSTRAINT.
13791 * recog.c (asm_operand_ok, preprocess_constraints,
13792 constrain_operands): Likewise.
13793 * regclass.c (record_reg_classes): Likewise.
13794 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13795 * reload1.c (maybe_fix_stack_asms): Likewise.
13796 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13797 * recog.h: Adjust comment.
13798 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13799 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13800 * doc/md.texi: Add a note to description of 'm' constraint.
13801 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13803 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13805 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13806 that the bitfield is of integral type before testing its precision.
13808 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13809 Sa Liu <saliu@de.ibm.com>
13811 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13812 __modti3, __udivti3, __umodti3 and __udivmodti4.
13813 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13814 that implement TImode mul and div functions.
13815 * config/spu/multi3.c: New. Implement __multi3.
13816 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13817 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13820 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13822 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13823 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13824 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13825 tls_sysv_suffix): New mode and mode attribute iterators.
13826 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13827 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13828 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13829 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13830 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13833 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13835 PR tree-optimization/36329
13836 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13837 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13838 * cgraphbuild.c (initialize_inline_failed): Use the latter
13839 macro in lieu of the former.
13840 * ipa-inline.c (cgraph_mark_inline): Likewise.
13841 (cgraph_decide_inlining_of_small_function): Likewise.
13842 (cgraph_decide_inlining): Likewise.
13843 (cgraph_decide_inlining_incrementally): Likewise.
13845 2008-05-26 Tristan Gingold <gingold@adacore.com>
13846 Anatoly Sokolov <aesok@post.ru>
13848 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13849 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13850 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13851 optimization for 'avr6' architecture.
13853 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13856 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13858 2008-05-26 Richard Guenther <rguenther@suse.de>
13860 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13861 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13863 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13865 PR middle-end/36253
13866 * caller-save.c (insert_restore): Verify alignment of spill space.
13867 (insert_save): Likewise.
13868 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13869 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13870 (STACK_SLOT_ALIGNMENT): Likewise.
13871 * function.c (LOCAL_ALIGNMENT): Removed.
13872 (get_stack_local_alignment): New.
13873 (assign_stack_local): Use it. Set alignment on stack slot.
13874 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13875 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13876 (STACK_SLOT_ALIGNMENT): New.
13877 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13878 stack slot in XFmode.
13880 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13882 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13885 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13886 argument operand in rax isn't removed.
13888 2008-05-26 Richard Guenther <rguenther@suse.de>
13890 PR middle-end/36300
13891 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13892 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13894 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13897 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13899 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13901 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13902 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13904 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13906 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13907 build a trampoline if we don't want one.
13908 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13909 return zero for nested functions if we don't want a trampoline.
13911 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13913 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13915 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13918 * c.opt: Removed undocumented option '-lang-fortran'.
13919 * c-common.h: Removed global variable 'lang_fortran'.
13920 * c-opts.c (c_common_handle_option): Removed code to handle
13921 option '-lang-fortran'. Updated includes.
13922 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13923 definition of '__GFORTRAN__'.
13924 (define__GNUC__): Reimplemented to use BASEVER and
13925 cpp_define_formatted.
13926 (builtin_define_with_value_n): Removed.
13927 * c-incpath.h: Renamed to ...
13928 * incpath.h: ... this.
13929 * c-incpath.c: Renamed to ...
13930 * incpath.c: ... this. Updated includes.
13931 * fix-header.c: Updated includes.
13932 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13933 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13934 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13936 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13938 * tree.h: Update the table of flags used on tree nodes.
13939 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13940 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13941 (FORCED_LABEL): Add access check.
13942 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13943 (ASM_INPUT_P): Likewise.
13944 (ASM_VOLATILE_P): Likewise.
13945 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13946 (OMP_SECTION_LAST): Access private_flag directly.
13947 (OMP_RETURN_NOWAIT): Likewise.
13948 (OMP_PARALLEL_COMBINED): Likewise.
13949 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13950 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13951 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13952 deprecated_flag directly.
13954 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13956 * final.c (frame_pointer_needed): Removed.
13957 * flags.h (frame_pointer_needed): Likewise.
13959 * function.h (rtl_data): Add frame_pointer_needed.
13960 (frame_pointer_needed): New.
13962 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13964 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13966 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13968 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13971 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13973 * c-common.c (strip_array_types): Move function to..
13975 (get_inner_array_type): Delete.
13976 * c-common.h (strip_array_types): Move declaration to..
13978 (get_inner_array_type): Delete.
13979 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13980 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13981 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13982 * config/pa/pa.c (emit_move_sequence): Likewise.
13984 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13986 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13989 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13991 * function.c: Include target hook for nonlocal_goto frame value.
13993 2008-05-24 Richard Guenther <rguenther@suse.de>
13995 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13996 variable can be only accessed through a pointer or a union.
13998 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14000 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14001 * doc/extend.texi: Likewise.
14003 2008-05-23 DJ Delorie <dj@redhat.com>
14005 * config/m32c/jump.md (untyped_call): Add.
14007 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14008 for A24 to PSImode.
14009 (m32c_address_cost): Detail costs for indirect offsets.
14011 2008-05-23 Rafael EspÃndola <espindola@google.com>
14013 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14014 if a node is a SUBREG.
14015 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14018 2008-05-23 Paul Brook <paul@codesourcery.com>
14019 Carlos O'Donell <carlos@codesourcery.com>
14021 * doc/extend.texi: Clarify use of __attribute__((naked)).
14022 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14023 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14024 * function.c (use_register_for_decl): Use
14025 targetm.calls.allocate_stack_slots_for_args.
14026 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14027 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14028 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14030 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14032 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14034 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14036 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14037 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14038 is only rounded once.
14040 2008-05-23 Richard Guenther <rguenther@suse.de>
14042 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14044 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14045 Jakub Jelinek <jakub@redhat.com>
14048 * configure.ac: Handle --enable-cld.
14049 * configure: Regenerated.
14050 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14051 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14052 (ix86_current_function_needs_cld): New define.
14053 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14054 (cld): New isns pattern.
14055 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14056 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14057 * config/i386/i386.opt (mcld): New option.
14058 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14059 TARGET_CLD and ix86_current_function_needs_cld.
14060 (override_options): Use -mcld by default for 32-bit code if
14063 * doc/install.texi (Options specification): Document --enable-cld.
14064 * doc/invoke.texi (Machine Dependent Options)
14065 [i386 and x86-64 Options]: Add -mcld option.
14066 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14068 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14069 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14070 (return_in_memory_64): Likewise.
14071 (return_in_memory_ms_64): Likewise.
14073 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14075 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14076 * builtins.c (fold_builtin_fpclassify): New.
14077 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14078 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14079 * c-common.c (handle_type_generic_attribute): Adjust to accept
14080 fixed arguments before an elipsis.
14081 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14082 * doc/extend.texi: Document __builtin_fpclassify.
14084 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14086 * omp-low.c (gate_expand_omp_ssa): Remove.
14087 (pass_expand_omp_ssa): Remove.
14088 (gate_expand_omp): Do not check for flag_openmp_ssa.
14089 * common.opt (-fopenmp-ssa): Remove.
14090 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14092 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14094 * config/sh/sh.opt (mfixed-range): New option.
14095 * config/sh/sh-protos.h (sh_fix_range): Declare.
14096 * config/sh/sh.c (sh_fix_range): New function.
14097 * config/sh/sh.h (sh_fixed_range_str): Declare.
14098 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14100 * doc/invoke.texi (SH Options): Document -mfixed-range.
14102 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14104 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14105 it before the redeclaration.
14107 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14109 * config/avr/avr.c (get_sequence_length): Add new function.
14110 (expand_prologue, expand_epilogue): Remove duplicate code.
14112 2008-05-22 Rafael EspÃndola <espindola@google.com>
14114 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14117 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14119 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14120 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14122 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14123 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14124 (vect_update_misalignment_for_peel): Likewise.
14125 (vector_alignment_reachable_p): Likewise.
14126 * tree-vect-transform.c (vectorizable_load): Likewise.
14127 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14128 (get_vectype_for_scalar_type): Pass mode of scalar_type
14129 to UNITS_PER_SIMD_WORD.
14131 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14132 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14133 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14134 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14135 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14137 2008-05-22 Ira Rosen <irar@il.ibm.com>
14139 PR tree-optimization/36293
14140 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14141 if the first load must be skipped because of a gap.
14143 2008-05-22 Richard Guenther <rguenther@suse.de>
14145 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14146 more cases of offset disambiguation that is possible if
14147 strict-aliasing rules apply.
14148 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14149 for basic offset and type-based disambiguation.
14151 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14153 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14154 ix86_expand_vector_set on V16QImode for SSE4.1.
14156 2008-05-21 Tom Tromey <tromey@redhat.com>
14158 * c.opt (Wimport): Mark as undocumented.
14159 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14161 (Warning Options): Likewise.
14162 * doc/cppopts.texi: Don't mention -Wimport.
14164 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14166 PR tree-optimization/36287
14167 PR tree-optimization/36286
14168 * lambda-code.c (build_access_matrix): Do not use the loop->num
14169 for computing the number of induction variables: use the loop depth
14172 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14175 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14176 option -f(no-)leading-underscore.
14178 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14180 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14181 GET_MODE_NUNITS (mode).
14183 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14185 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14186 (-mmulhw): Add 464 to description.
14187 (-mdlmzb): Likewise.
14188 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14189 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14191 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14192 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14193 * config/rs6000/rs6000.md: Update comments for 464.
14195 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14197 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14199 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14201 * config/i386/sse.md (vec_extractv4sf): Removed.
14202 (vec_extractv2df): Likewise.
14203 (vec_extractv2di): Likewise.
14204 (vec_extractv4si): Likewise.
14205 (vec_extractv8hi): Likewise.
14206 (vec_extractv16qi): Likewise.
14207 (vec_extract<mode>): New.
14209 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14211 * config/i386/sse.md (vec_setv4sf): Removed.
14212 (vec_setv2df): Likewise.
14213 (vec_setv2di): Likewise.
14214 (vec_setv4si): Likewise.
14215 (vec_setv8hi): Likewise.
14216 (vec_setv16qi): Likewise.
14217 (vec_set<mode>): New.
14219 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14221 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14222 goto for vec_concat and vec_interleave.
14224 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14226 * config/i386/sse.md (vec_initv4sf): Removed.
14227 (vec_initv2df): Likewise.
14228 (vec_initv2di): Likewise.
14229 (vec_initv4si): Likewise.
14230 (vec_initv8hi): Likewise.
14231 (vec_initv16qi): Likewise.
14232 (vec_init<mode>): New.
14234 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14236 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14238 2008-05-21 Tom Tromey <tromey@redhat.com>
14240 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14241 (zone_find_object_offset): Likewise.
14242 (gt_ggc_m_S): Likewise.
14243 (highest_bit): Likewise.
14244 * ggc-page.c (gt_ggc_m_S): New function.
14245 * stringpool.c (string_stack): Remove.
14246 (init_stringpool): Update.
14247 (ggc_alloc_string): Use ggc_alloc.
14248 (maybe_delete_ident): New function.
14249 (ggc_purge_stringpool): Likewise.
14250 (gt_ggc_m_S): Remove.
14251 * ggc-common.c (ggc_protect_identifiers): New global.
14252 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14253 ggc_protect_identifiers.
14254 * ggc.h (ggc_protect_identifiers): Declare.
14255 (gt_ggc_m_S): Update.
14256 (ggc_purge_stringpool): Declare.
14257 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14258 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14260 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14262 2008-05-21 David S. Miller <davem@davemloft.net>
14264 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14267 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14269 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14272 2008-05-20 David Daney <ddaney@avtrex.com>
14274 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14275 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14276 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14277 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14278 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14279 (atomic_hiqi_op): New define_code_iterator.
14280 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14281 mips_expand_compare_and_swap_12.
14282 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14283 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14284 (sync_<optab><mode>, sync_old_<optab><mode>,
14285 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14286 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14287 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14288 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14289 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14290 (test_and_set_12): New insn.
14291 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14292 sync_new_<optab><mode>, sync_old_nand<mode>,
14293 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14294 clobber to operand 0 for SI and DI mode insns.
14295 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14296 mips_gen_fn_4): New typedefs.
14297 (mips_gen_fn_ptrs): Define new union type.
14298 (mips_expand_compare_and_swap_12): Remove declaration.
14299 (mips_expand_atomic_qihi): Declare function.
14300 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14301 (mips_expand_atomic_qihi): ... this. Use new generator function
14303 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14304 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14305 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14306 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14307 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14308 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14309 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14310 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14311 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14312 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14315 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14317 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14320 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14322 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14323 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14324 (avr_attribute_table): Add 'OS_main' function attribute.
14325 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14326 functions with 'OS_main' attribute.
14328 2008-05-20 Richard Guenther <rguenther@suse.de>
14330 PR tree-optimization/35204
14331 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14332 helper, split out from ...
14333 (DFS): ... here. Make the DFS walk non-recursive.
14335 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14336 Jan Sjodin <jan.sjodin@amd.com>
14338 PR tree-optimization/36181
14339 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14340 (parallelize_loops): Don't parallelize when the loop has vector
14343 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14344 Sebastian Pop <sebastian.pop@amd.com>
14346 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14347 matrix, and never look at the tree representation of the memory
14349 (linear_transform_loops): Computes parameters and access matrices.
14350 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14352 (access_matrix_get_index_for_parameter): New.
14353 * tree-data-ref.h (struct access_matrix): New.
14354 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14355 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14356 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14357 am_vector_index_for_loop): New.
14358 (struct data_reference): Add field access_matrix.
14359 (DR_ACCESS_MATRIX): New.
14360 (compute_data_dependences_for_loop): Update declaration.
14361 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14362 * lambda.h (lambda_vector_vec_p): Declared.
14363 * lambda-code.c: Depend on pointer-set.h.
14364 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14365 av_for_af_base, av_for_af, build_access_matrix,
14366 lambda_compute_access_matrices): New.
14367 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14369 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14371 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14372 $SOURCEDIR/include.
14374 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14375 Sebastian Pop <sebastian.pop@amd.com>
14377 PR tree-optimization/36206
14378 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14380 (instantiate_scev_1): Rename flags to fold_conversions.
14381 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14382 outeside instantiation_loop.
14383 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14384 (evolution_function_is_affine_or_constant_p): Removed.
14385 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14387 (analyze_siv_subscript): Pass in the loop nest number.
14388 Call evolution_function_is_affine_in_loop instead of
14389 evolution_function_is_affine_p.
14390 (analyze_overlapping_iterations): Pass in the loop nest number.
14392 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14393 Sebastian Pop <sebastian.pop@amd.com>
14395 PR tree-optimization/36206
14396 * tree-chrec.h (chrec_fold_op): New.
14397 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14400 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14402 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14404 (remove_duplicates): Do not set inode on non-inode systems.
14407 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14409 * config.gcc (tm_file): Update comments about relative pathnames.
14411 2008-05-20 Richard Guenther <rguenther@suse.de>
14413 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14414 * tree-ssa-sccvn.c (process_scc): Likewise.
14415 * tree-ssa-sink.c (execute_sink_code): Likewise.
14416 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14417 * tree-vrp.c (process_assert_insertions): Likewise.
14418 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14419 (perform_tree_ssa_dce): Likewise.
14420 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14421 (dump_dominator_optimization_stats): Likewise.
14422 * tree-vectorizer.c (vectorize_loops): Likewise.
14424 2008-05-20 Richard Guenther <rguenther@suse.de>
14426 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14428 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14430 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14431 (ix86_i386elf_return_in_memory): Likewise.
14432 (ix86_i386interix_return_in_memory): Likewise.
14433 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14434 (SUBTARGET_RETURN_IN_MEMORY): New.
14435 * config/i386/i386elf.h: Likewise.
14436 * config/i386/ptx4-i.h: Likewise.
14437 * config/i386/sol2-10.h: Likewise.
14438 * config/i386/sysv4.h: Likewise.
14439 * config/i386/vx-common.h: Likewise.
14440 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14441 * config/i386/i386.c (ix86_return_in_memory): Made static and
14442 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14443 (ix86_i386elf_return_in_memory): Removed.
14444 (ix86_i386interix_return_in_memory): Removed.
14445 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14446 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14448 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14450 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14452 2008-05-19 Xinliang David Li <davidxl@google.com>
14454 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14456 * common.opt: Ditto.
14457 * doc/invoke.texi: Ditto.
14459 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14461 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14462 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14464 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14466 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14467 sizes of operand array from 8/4 to 4/2.
14468 (ix86_expand_vector_init_general): Change size of operand array
14469 from 32 to 16. Remove op0, op1 and half_mode.
14471 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14473 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14474 (ix86_expand_vector_init_interleave): Likewise.
14475 (ix86_expand_vector_init_general): Use them. Assert
14476 word_mode == SImode when n_words == 4.
14478 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14480 * config/i386/i386.c (ix86_secondary_reload): New static function.
14481 (TARGET_SECONDARY_RELOAD): New define.
14482 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14483 * config/i386/i386.md (reload_outqi): Remove.
14485 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14487 PR middle-end/35509
14488 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14489 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14490 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14491 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14492 (fold_builtin_1): Likewise.
14493 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14494 c-common.c (check_builtin_function_arguments): Handle
14495 BUILT_IN_ISINF_SIGN.
14496 * doc/extend.texi: Document __builtin_isinf_sign.
14497 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14499 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14501 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14502 EH cleanup at the end of the pass, search for those that have been
14503 turned into forwarder blocks and do the cleanup on their successor.
14505 2008-05-18 Richard Guenther <rguenther@suse.de>
14507 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14508 pointers to sizetype and vice versa.
14510 2008-05-18 Xinliang David Li <davidxl@google.com>
14512 * gcc/tree-ssa-dce.c: Coding style fix.
14513 (check_pow): Documentation comment.
14514 (check_log): Documenation comment. Coding style fix.
14515 (is_unnecessary_except_errno_call): Ditto.
14516 (gen_conditions_for_pow): Ditto.
14517 (gen_conditions_for_log): Ditto.
14518 (gen_shrink_wrap_conditions): Ditto.
14519 (shrink_wrap_one_built_in_calls): Ditto.
14520 * gcc/doc/invoke.texi: Better documentation string.
14521 * ChangeLog: Fix wrong change log entries from
14522 May 17 checkin on function call DCE.
14524 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14526 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14528 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14530 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14531 * df-problems.c (simulation routines): Fixed block comment to
14532 properly say how to add forwards scanning functions.
14534 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14536 * tree-inline.c (setup_one_parameter): Remove dead code.
14538 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14540 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14541 a BIT_AND_EXPR only for an INTEGER_TYPE.
14543 2008-05-17 Xinliang David Li <davidxl@google.com>
14545 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14546 (check_pow, check_log, is_unnecessary_except_errno_call): New
14547 functions to check for eliminating math functions that are pure
14548 except for setting errno.
14549 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14550 general condition expressions for shrink-wrapping pow/log calls.
14551 (gen_shrink_wrap_conditions): Ditto.
14552 (shrink_wrap_one_built_in_call): Ditto.
14553 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14554 (mark_operand_necessary): If debugging, output if OP is necessary.
14555 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14557 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14559 * gcc/common.opt: New user flag -ftree-builtin-dce.
14560 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14562 2008-05-16 David S. Miller <davem@davemloft.net>
14564 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14565 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14567 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14570 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14572 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14574 * ifcvt.c (dead_or_predicable): Rename
14575 df_simulate_one_insn_backwards to df_simulate_one_insn.
14576 * recog.c (peephole2_optimize): Ditto.
14577 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14579 * df.h: Rename df_simulate_one_insn_backwards to
14580 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14581 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14582 scanning of defs and uses.
14583 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14584 (df_simulate_one_insn_forwards): Removed.
14586 2008-05-16 Doug Kwan <dougkwan@google.com>
14588 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14590 (real_from_string): Handle NaNs and Inf as approriate.
14592 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14594 * doc/gty.texi (Source Files Containing Type Information): Note
14595 that headers should appear first in the gtfiles list.
14597 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14599 * tree.def (COND_EXEC): Properly documented this code.
14601 2008-05-16 Diego Novillo <dnovillo@google.com>
14603 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14604 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14607 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14609 * tree-ssa-dse (max_stmt_uid): Removed.
14610 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14611 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14612 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14613 * function.h (cfun.last_stmt_uid): New field.
14614 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14615 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14617 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14618 (create_stmt_ann): Initialize the ann->uid field.
14619 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14621 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14623 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14625 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14626 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14627 (init_empty_tree_cfg): Call it.
14629 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14631 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14634 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14636 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14637 * tree-dump.c (dump_options): New verbose option.
14638 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14640 * tree-pass.h (TDF_VERBOSE): New dump flag.
14641 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14642 (tree-flow.h): Added include.
14643 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14645 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14647 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14649 From Jie Zhang <jie.zhang@analog.com>
14650 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14651 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14652 mcpu=bf561-none and mcpu=bf561-0.2.
14653 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14654 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14655 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14656 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14657 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14658 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14659 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14661 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14662 (cputype_selected): Remove.
14663 (bfin_handle_option): Don't use cputype_selected.
14664 (override_options): When no mcpu option, enable all workarounds.
14665 Don't use bfin_workarounds.
14666 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14668 (DEFAULT_CPU_TYPE): Don't define.
14670 2008-05-16 Richard Guenther <rguenther@suse.de>
14672 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14673 on deletion of the last stmt.
14675 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14677 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14678 V8HImode for SSE2 and V16QImode for SSE4.1.
14680 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14682 * cgraph.h (compute_inline_parameters): Made public.
14683 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14684 variable_generate_summary, function_write_summary,
14685 variable_write_summary, variable_read_summary. Added generate_summary,
14686 write_summary, read_summary.
14687 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14688 pass_ipa_inline.function_generate_summary, to
14689 compute_inline_parameters.
14690 * ipa-inline.c (compute_inline_parameters): Made public and added
14692 (compute_inline_parameters_for_current): New function.
14693 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14694 (inline_generate_summary): Removed parameter and made to loop over
14696 (pass_ipa_inline): Updated for new IPA_PASS structure.
14697 * passes.c (execute_ipa_summary_passes): Now is called once per
14698 pass rather than once per node*pass.
14700 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14702 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14703 avr_have_mul_p, avr_asm_only_p): Remove variables.
14704 (avr_override_options): Remove initialization of removed variables.
14705 (avr_file_start): Convert removed variables to fields of
14706 'struct base_arch_s *avr_current_arch'.
14707 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14708 (AVR_HAVE_MUL): (Ditto.).
14709 (AVR_HAVE_MOVW): (Ditto.).
14710 (AVR_HAVE_LPMX): (Ditto.).
14711 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14712 avr_asm_only_p): Remove declaration.
14714 2008-05-15 Diego Novillo <dnovillo@google.com>
14716 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14717 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14719 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14721 PR middle-end/36194
14722 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14723 Don't call record_truncated_value from here.
14724 (record_truncated_value): Turn it into a for_each_rtx callback.
14725 (record_truncated_values): New function.
14726 (combine_instructions): Call note_uses with record_truncated_values.
14727 Change name of check_conversion to check_promoted_subreg.
14729 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14731 * doc/sourcebuild.texi: Document support for torture tests.
14733 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14735 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14736 to alternative 4 of operand 2.
14738 2008-05-15 Richard Guenther <rguenther@suse.de>
14740 * tree-pass.h (current_pass): Declare.
14741 (get_pass_for_id): Likewise.
14742 * passes.c (passes_by_id, passes_by_id_size): New globals.
14743 (set_pass_for_id): New function.
14744 (get_pass_for_id): Likewise.
14745 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14746 (execute_function_todo): Flush per function statistics.
14747 * toplev.c (compile_file): Init statistics.
14748 (general_init): Do early statistics initialization.
14749 (finalize): Finish statistics.
14750 * statistics.h (statistics_early_init): Declare.
14751 (statistics_init): Likewise.
14752 (statistics_fini): Likewise.
14753 (statistics_fini_pass): Likewise.
14754 (statistics_counter_event): Likewise.
14755 (statistics_histogram_event): Likewise.
14756 * statistics.c: New file.
14757 * Makefile.in (OBJS-common): Add statistics.o.
14758 (statistics.o): Add dependencies.
14759 * doc/invoke.texi (-fdump-statistics): Document.
14761 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14762 (insert): Likewise.
14763 (execute_pre): Use statistics_counter_event.
14764 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14765 (substitute_and_fold): Increment it. Use statistics_counter_event.
14767 2008-05-15 Diego Novillo <dnovillo@google.com>
14769 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14771 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14772 * tree-ssa-alias.c (new_type_alias): Remove references to
14773 sub-variables from comment.
14774 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14776 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14778 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14779 attribute to 1 only for insertps alternative.
14781 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14783 * config/bfin/bfin.md (loadbytes): New pattern.
14784 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14785 (bfin_init_builtins): Initialize it.
14786 (bdesc_1arg): Add it.
14788 2008-05-15 Sa Liu <saliu@de.ibm.com>
14790 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14791 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14792 * testsuite/lib/target-supports.exp: Add
14793 check_effective_target_fortran_integer_16.
14795 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14797 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14798 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14799 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14800 (TARGET_RETURN_IN_MEMORY): Define.
14802 2008-05-15 Richard Guenther <rguenther@suse.de>
14804 PR middle-end/36244
14805 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14806 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14807 represent unmodifiable vars.
14809 2008-05-15 Richard Guenther <rguenther@suse.de>
14811 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14812 INDIRECT_REF and TARGET_MEM_REF.
14813 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14816 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14817 H.J. Lu <hongjiu.lu@intel.com>
14819 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14820 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14821 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14822 insn alternatives. Add missing alternatives.
14823 (*vec_concatv2di_rex64_sse4_1): Likewise.
14824 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14825 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14826 Require TARGET_SSE.
14828 2008-05-15 Richard Guenther <rguenther@suse.de>
14830 PR tree-optimization/36009
14831 PR tree-optimization/36204
14832 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14833 (determine_invariantness_stmt): Record the loop a store is
14834 always executed in.
14835 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14838 2008-05-15 Richard Guenther <rguenther@suse.de>
14840 PR tree-optimization/34330
14841 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14842 through the pointer will alias the SMT.
14844 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14846 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14848 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14850 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14852 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14853 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14855 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14856 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14857 (vashl_optab): New optab for vector/vector shifts.
14858 (vashr_optab): Ditto.
14859 (vlshr_optab): Ditto.
14860 (vrotl_optab): Ditto.
14861 (vrotr_optab): Ditto.
14862 (optab_subtype): New enum for optab_for_tree_code call.
14863 (optab_for_tree_code): Add enum optab_subtype argument.
14865 * optabs.c (optab_for_tree_code): Take an additional argument to
14866 distinguish between a vector shift by a scalar and vector shift by
14867 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14868 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14869 vector shift by a vector.
14870 (expand_widen_pattern_expr): Pass additional argument to
14871 optab_for_tree_code.
14873 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14874 vrotl_optab, vrotr_optab.
14876 * expr.c (expand_expr_real_1): Update calls to
14877 optab_for_tree_code to distinguish between vector shifted by a
14878 scalar and vector shifted by a vector.
14879 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14880 (supportable_narrowing_operation): Ditto.
14881 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14882 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14883 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14884 (vect_create_epilog_for_reduction): Ditto.
14885 (vectorizable_reduction): Ditto.
14886 (vectorizable_operation): Ditto.
14887 (vect_strided_store_supported): Ditto.
14888 (vect_strided_load_supported): Ditto.
14889 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14890 * expmed.c (expand_shift): Ditto.
14892 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14894 (ashr@var{m}3): Ditto.
14895 (vashl@var{m}3): Document new vector/vector shift standard name.
14896 (vashr@var{m}3): Ditto.
14897 (vlshr@var{m}3): Ditto.
14898 (vrotl@var{m}3): Ditto.
14899 (vrotr@var{m}3): Ditto.
14901 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14902 (PPERM_INVERT): Ditto.
14903 (PPERM_REVERSE): Ditto.
14904 (PPERM_REV_INV): Ditto.
14905 (PPERM_ZERO): Ditto.
14906 (PPERM_ONES): Ditto.
14907 (PPERM_SIGN): Ditto.
14908 (PPERM_INV_SIGN): Ditto.
14909 (PPERM_SRC1): Ditto.
14910 (PPERM_SRC2): Ditto.
14912 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14913 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14914 allows a memory operand to be the value being added, and split it
14915 to improve vectorization.
14916 (sse5_pmacsdqh_mem): Ditto.
14917 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14918 (sse5_mulv2div2di3_high): Ditto.
14919 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14920 (vec_pack_trunc_v4si): Ditto.
14921 (vec_pack_trunc_v2di): Ditto.
14922 (sse5_pcmov_<mode>): Remove code that tried to use use
14923 andps/andnps instead of pcmov.
14924 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14925 pmacsdqh instructions.
14926 (vec_widen_smult_lo_v4si): Ditto.
14928 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14929 (PPERM_INVERT): Ditto.
14930 (PPERM_REVERSE): Ditto.
14931 (PPERM_REV_INV): Ditto.
14932 (PPERM_ZERO): Ditto.
14933 (PPERM_ONES): Ditto.
14934 (PPERM_SIGN): Ditto.
14935 (PPERM_INV_SIGN): Ditto.
14936 (PPERM_SRC1): Ditto.
14937 (PPERM_SRC2): Ditto.
14938 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14940 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14942 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14943 says ignore whether the last reference is a memory operand.
14945 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14946 Paolo Bonzini <bonzini at gnu dot org>
14948 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14951 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14952 (vlshr<mode>3): Rename from vlshr<mode>3.
14953 (vashr<mode>3): Rename from vashr<mode>3.
14954 (mulv4sf3): Change the names of vector shift patterns.
14958 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14961 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14986 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14987 (floatunssidf2_internal): Change vector/vector shift names.
14988 (floatunsdidf2_internal): Ditto.
14995 (vashl<mode>3): Rename from ashl<mode>3.
14996 (vashr<mode>3): Rename from ashr<mode>3.
14997 (vlshr<mode>3): Rename from lshr<mode>3.
14998 (vrotl<mode>3): Rename from rotl<mode>3.
15000 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15003 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15004 multiply gives the wrong value when doing widening multiplies.
15005 (vec_widen_smult_lo_v4si): Ditto.
15007 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15009 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15010 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15011 emit_library_call_value.
15012 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15013 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15014 * calls.c (initialize_argument_information, precompute_arguments,
15015 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15016 (precompute_arguments): Removed flags parameter.
15017 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15019 2008-05-14 Richard Guenther <rguenther@suse.de>
15021 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15022 Make sure to register the store if the use is a PHI_NODE.
15024 2008-05-14 Olivier Hainque <hainque@adacore.com>
15026 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15027 memory if the component is to be referenced in BLKmode according
15028 to get_inner_reference.
15030 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15032 * calls.c (emit_library_call_value_1): Restore code clearing
15033 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15035 2008-05-14 Olivier Hainque <hainque@adacore.com>
15036 Nicolas Roche <roche@adacore.com>
15038 * configure.ac: Add support for a "gcc_subdir" variable in
15039 config-lang.in, to denote a subdirectory where the language/GCC
15040 integration files are to be found.
15041 * configure: Regenerate.
15043 2008-05-14 Ira Rosen <irar@il.ibm.com>
15045 PR tree-optimization/36098
15046 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15047 value for the first load in the group in case of a gap.
15048 (vect_build_slp_tree): Check that there are no gaps in loads.
15050 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15052 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15053 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15054 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15055 emit_insn and remove unneeded code to construct extra args.
15056 (emit_no_conflict_block): Removed.
15057 * optabls.h: (emit_no_conflict_block): Removed.
15058 * cse.c (cse_extended_basic_block): Remove search for
15059 REG_NO_CONFLICT note.
15060 * global.c: Removed incorrect comment added in revision 117.
15061 * expr.c (convert_move): Change call to emit_no_conflict_block to
15063 * recog.c: Change comments so that they do not mention
15065 * local_alloc.c (combine_regs): Removed last parameter.
15066 (no_conflict_p): Removed.
15067 (block_alloc): Removed note, no_conflict_combined_regno and set
15068 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15069 (combine_regs): Removed already_dead and code to look for
15070 REG_NO_CONFLICT notes.
15071 * lower_subreg (remove_retval_note): Removed code to look for
15072 REG_NO_CONFLICT block.
15073 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15074 (resolve_clobber): Remove code to process libcalls that have
15075 REG_NO_CONFLICT notes.
15076 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15078 * combine.c (can_combine_p, distribute_notes): Removed
15079 REG_NO_CONFLICT case.
15080 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15082 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15083 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15085 * reg-notes.def (NO_CONFLICT): Removed.
15087 2008-05-14 David S. Miller <davem@davemloft.net>
15089 * config/sparc/sparc.c (sparc_profile_hook): If
15090 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15091 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15092 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15094 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15096 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15098 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15101 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15102 and op1 expansion before vector concat to have less live pseudos.
15104 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15106 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15107 ix86_expand_vector_set if supported.
15109 2008-05-13 Diego Novillo <dnovillo@google.com>
15110 Kenneth Zadeck <zadeck@naturalbridge.com>
15112 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15114 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15115 phinodes_print_statistics, init_ssanames, fini_ssanames,
15116 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15117 release_ssa_name, release_defs, replace_ssa_name_symbol,
15118 ssanames_print_statistics): Move ...
15119 * tree-flow.h: ... here.
15120 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15121 Use FN instead of cfun.
15122 (make_ssa_name_fn): Rename from make_ssa_name.
15123 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15124 * tree-flow-inline.h (make_ssa_name): Move from
15125 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15126 * omp-low.c (expand_omp_parallel):
15127 * tree-flow-inline.h (redirect_edge_var_map_result):
15128 * tree-ssa.c (init_tree_ssa): Add argument FN.
15129 Use it instead of cfun. Update all users.
15131 2008-05-13 Tom Tromey <tromey@redhat.com>
15133 PR preprocessor/22168:
15134 * doc/cpp.texi (Top): Update menu.
15135 (Alternatives to Wrapper #ifndef): New node.
15136 (Other Directives): Document deprecation.
15137 (Obsolete Features): Remove menu.
15138 (Assertions): Merge node into Obsolete Features.
15139 (Obsolete once-only headers): Move earlier; rename to Alternatives
15140 to Wrapper #ifndef.
15141 * doc/cppopts.texi: Update.
15142 * c.opt (Wdeprecated): Enable for C and ObjC.
15143 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15144 (C++ Dialect Options): Move -Wno-deprecated from here to...
15145 (Warning Options): ... here.
15147 2008-05-13 Richard Guenther <rguenther@suse.de>
15149 PR middle-end/36227
15150 * fold-const.c (fold_sign_changed_comparison): Do not allow
15151 changes in pointer-ness.
15153 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15156 * config/sh/sh.c (sh_expand_prologue): Don't clear
15157 RTX_FRAME_RELATED_P for push insns.
15159 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15161 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15163 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15165 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15166 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15167 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15169 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15171 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15172 (*vec_concatv4sf_sse): This.
15173 (*sse2_concatv2si): Renamed to ...
15174 (*vec_concatv2si_sse2): This.
15175 (*sse1_concatv2si): Renamed to ...
15176 (*vec_concatv2si_sse): This.
15177 (*vec_concatv2di_rex): Renamed to ...
15178 (*vec_concatv2di_rex64): This.
15179 (*vec_concatv2si_sse4_1): New.
15180 (*vec_concatv2di_rex64_sse4_1): Likewise.
15182 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15184 PR rtl-optimization/36111
15185 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15186 that was created for swappable operands.
15188 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15191 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15192 * configure.ac: Add call to ACX_PROG_GNAT.
15194 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15196 * optc-gen.awk: Fix comment typo.
15198 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15200 * pretty-print.c (pp_integer_with_precision): Use
15201 HOST_LONG_LONG_FORMAT.
15203 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15205 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15207 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15209 * config/i386/i386.c (bdesc_ptest): Removed.
15210 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15211 (bdesc_args): Add __builtin_ia32_ptestz128,
15212 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15213 (ix86_init_mmx_sse_builtins): Updated.
15214 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15215 (ix86_expand_builtin): Updated.
15217 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15219 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15220 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15222 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15224 * value-prof.c (interesting_stringop_to_profile): Do not
15225 return early for BUILT_IN_MEMPCPY.
15227 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15229 * calls.c (expand_call): Don't use callgraph to increase
15230 preferred_stack_boundary.
15232 * cgraph.h (cgraph_rtl_info): Use unsigned on
15233 preferred_incoming_stack_boundary.
15235 * final.c (rest_of_clean_state): Use unsigned on
15236 preferred_stack_boundary.
15238 2008-05-09 Tom Tromey <tromey@redhat.com>
15240 PR preprocessor/22231:
15241 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15244 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15246 PR tree-optimization/36129
15247 * tree-ssa-ccp.c: Include value-prof.h.
15248 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15249 built-in function was folded to a constant.
15250 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15252 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15253 Sebastian Pop <sebastian.pop@amd.com>
15255 * tree-scalar-evolution.c: Document instantiate_scev.
15256 (instantiate_parameters_1): Renamed instantiate_scev_1.
15257 Don't use the same loop for instantiation_loop and evolution_loop.
15258 (instantiate_scev): New.
15259 (instantiate_parameters): Moved...
15260 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15261 same loop twice. Maintains the semantics for this function.
15262 * tree-scalar-evolution.h (instantiate_scev): Declare.
15263 (instantiate_parameters): ...here. Now static inline.
15264 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15265 instead of resolve_mixers.
15267 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15269 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15271 2008-05-09 Tomas Bily <tbily@suse.cz>
15273 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15274 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15275 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15276 * c-common.c (c_common_truthvalue_conversion): Likewise.
15277 * tree-object-size.c (compute_object_offset): Likewise.
15278 * tree-inline.c (estimate_num_insns_1): Likewise.
15279 * varasm.c (const_hash_1, compare_constant, copy_constant)
15280 (compute_reloc_for_constant, output_addressed_constants)
15281 (initializer_constant_valid_p): Likewise.
15282 * c-omp.c (check_omp_for_incr_expr): Likewise.
15283 * gimplify.c (gimplify_expr): Likewise.
15284 * c-typeck.c (c_finish_return): Likewise.
15285 * tree-vectorizer.c (supportable_widening_operation)
15286 (supportable_narrowing_operation): Likewise.
15287 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15288 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15289 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15290 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15291 (descr_info_loc): Likewise.
15292 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15293 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15294 (fold_unary): Likewise.
15295 * builtins.c (get_pointer_alignment): Likewise.
15296 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15297 (instantiate_parameters_1): Likewise.
15298 * tree.c (expr_align, stabilize_reference): Likewise.
15299 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15300 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15301 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15302 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15303 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15304 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15306 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15307 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15308 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15309 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15310 (forward_propagate_comparison)
15311 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15312 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15313 * emit-rtl.c (component_ref_for_mem_expr)
15314 (set_mem_attributes_minus_bitpos): Likewise.
15315 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15316 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15318 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15319 (build_function_call, pointer_diff, build_compound_expr)
15320 (c_finish_return): Likewise.
15321 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15322 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15324 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15325 * expr.c (is_aligning_offset): Likewise.
15326 * tree-ssa-alias.c (is_escape_site): Likewise.
15327 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15328 (check_all_va_list_escapes): Likewise.
15329 * tree-ssa-loop-ivopts.c (determine_base_object)
15330 (determine_common_wider_type): Likewise.
15331 * dojump.c (do_jump): Likewise.
15332 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15333 * tree-gimple.c (is_gimple_cast): Likewise.
15334 * fold-const.c (decode_field_reference, )
15335 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15336 (fold_binary): Likewise.
15337 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15338 (already_warned_in_frontend_p): Likewise.
15339 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15340 * tree.c (really_constant_p, get_unwidened): Likewise.
15341 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15342 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15343 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15345 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15347 (CONVERT_EXPR_P): Define.
15348 (CASE_CONVERT): Define.
15350 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15352 PR middle-end/36117
15353 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15354 (delete_unmarked_insns): When deleting a call, call
15355 delete_unreachable_blocks.
15356 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15357 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15359 2008-05-08 Richard Guenther <rguenther@suse.de>
15361 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15362 (-ftree-salias): Likewise.
15363 (salias-max-implicit-fields): Remove param documentation.
15364 (salias-max-array-elements): Likewise.
15365 * tree-pass.h (pass_create_structure_vars): Remove.
15366 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15367 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15368 * tree-ssa-alias.c (create_structure_vars): Remove.
15369 (gate_structure_vars): Likewise.
15370 (pass_create_structure_vars): Likewise.
15371 (gate_build_alias): Likewise.
15372 (pass_build_alias): Adjust to run always and dump the function.
15373 * common.opt (ftree-salias): Hide.
15374 * passes.c (init_optimization_passes): Remove
15375 pass_create_structure_vars, adjust comment.
15376 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15377 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15378 * opts.c (decode_options): Do not set flag_tree_salias.
15379 (common_handle_option): Add OPT_ftree_salias to the backward
15380 compatibility section.
15382 2008-05-08 Richard Guenther <rguenther@suse.de>
15384 * tree-flow-inline.h (var_can_have_subvars): Move ...
15385 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15386 * tree-flow.h (var_can_have_subvars): Remove.
15387 (push_fields_onto_fieldstack): Remove.
15388 (sort_fieldstack): Likewise.
15389 (struct fieldoff): Move ...
15390 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15391 alias_set and base_for_components fields.
15392 (sort_fieldstack): Make static.
15393 (push_fields_onto_fieldstack): Likewise. Remove code that
15394 handles anything but RECORD_TYPEs. Remove alias_set and
15395 base_for_components handling.
15396 (create_variable_info_for): Adjust.
15398 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15400 * common.opt (Wframe-larger-than=): Shorten the help message
15402 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15404 2008-05-08 Rafael EspÃndola <espindola@google.com>
15406 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15408 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15409 trap and that both operands are gimple values.
15410 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15411 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15414 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15416 * read-rtl.c (join_c_conditions): Return the first string if the
15417 two strings are equal.
15419 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15421 * gensupport.h (pred_data): Add a "num_codes" field.
15422 (add_predicate_code): Declare.
15423 * gensupport.c (add_predicate_code): New function.
15424 (std_pred_table): Add an "allows_const_p" field.
15425 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15426 Remove the (incomplete) list of such codes from the codes field.
15427 (init_predicate_table): Use add_predicate_code. Add all
15428 RTX_CONST_OBJs if allows_const_p is true.
15429 * genrecog.c (process_define_predicate): Use add_predicate_code.
15431 2008-05-08 David Daney <ddaney@avtrex.com>
15432 Richard Sandiford <rsandifo@nildram.co.uk>
15434 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15435 special case of constant zero operands.
15436 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15437 old and new values. Special case constant zero values.
15438 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15440 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15441 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15443 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15446 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15447 similar RTX_CONST_OBJ before CONST_INT.
15449 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15451 * stmt.c (expand_stack_restore): Change sa mode if needed.
15453 2008-05-08 Richard Guenther <rguenther@suse.de>
15455 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15456 return type to bool.
15457 (ix86_sol10_return_in_memory): Likewise.
15458 (ix86_i386elf_return_in_memory): Likewise.
15459 (ix86_i386interix_return_in_memory): Likewise.
15460 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15461 (ix86_sol10_return_in_memory): Likewise.
15462 (ix86_i386elf_return_in_memory): Likewise.
15463 (ix86_i386interix_return_in_memory): Likewise.
15465 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15468 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15470 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15471 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15474 2008-05-08 Richard Guenther <rguenther@suse.de>
15476 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15477 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15478 (DR_SUBVARS): Remove.
15479 * tree-dfa.c (dump_subvars_for): Remove.
15480 (debug_subvars_for): Likewise.
15481 (dump_variable): Do not dump subvars.
15482 (remove_referenced_var): Do not remove subvars.
15483 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15484 (lookup_subvars_for_var): Remove.
15485 (get_subvars_for_var): Likewise.
15486 (get_subvars_at): Likewise.
15487 (get_first_overlapping_subvar): Likewise.
15488 (overlap_subvar): Likewise.
15489 * tree-flow.h (subvar_t): Remove.
15490 (struct var_ann_d): Remove subvars field.
15491 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15492 argument. Remove special handling of SFTs.
15493 (compute_tag_properties): Likewise.
15494 (set_initial_properties): Likewise.
15495 (compute_call_clobbered): Likewise.
15496 (count_mem_refs): Likewise.
15497 (compute_memory_partitions): Likewise.
15498 (compute_flow_insensitive_aliasing): Likewise.
15499 (setup_pointers_and_addressables): Likewise.
15500 (new_type_alias): Likewise.
15501 (struct used_part): Remove.
15502 (used_portions): Likewise.
15503 (struct used_part_map): Likewise.
15504 (used_part_map_eq): Likewise.
15505 (used_part_map_hash): Likewise.
15506 (free_used_part_map): Likewise.
15507 (up_lookup): Likewise.
15508 (up_insert): Likewise.
15509 (get_or_create_used_part_for): Likewise.
15510 (create_sft): Likewise.
15511 (create_overlap_variables_for): Likewise.
15512 (find_used_portions): Likewise.
15513 (create_structure_vars): Likewise.
15514 * tree.def (STRUCT_FIELD_TAG): Remove.
15515 * tree.h (MTAG_P): Adjust.
15516 (struct tree_memory_tag): Remove base_for_components and
15517 unpartitionable flags.
15518 (struct tree_struct_field_tag): Remove.
15519 (SFT_PARENT_VAR): Likewise.
15520 (SFT_OFFSET): Likewise.
15521 (SFT_SIZE): Likewise.
15522 (SFT_NONADDRESSABLE_P): Likewise.
15523 (SFT_ALIAS_SET): Likewise.
15524 (SFT_UNPARTITIONABLE_P): Likewise.
15525 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15526 (union tree_node): Remove sft field.
15527 * alias.c (get_alias_set): Remove special handling of SFTs.
15528 * print-tree.c (print_node): Remove handling of SFTs.
15529 * tree-dump.c (dequeue_and_dump): Likewise.
15530 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15531 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15532 * tree-predcom.c (set_alias_info): Do not set subvars.
15533 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15534 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15535 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15536 (add_vars_for_offset): Remove.
15537 (add_virtual_operand): Remove special handling of SFTs.
15538 (add_call_clobber_ops): Likewise.
15539 (add_call_read_ops): Likewise.
15540 (get_asm_expr_operands): Likewise.
15541 (get_modify_stmt_operands): Likewise.
15542 (get_expr_operands): Likewise.
15543 (add_to_addressable_set): Likewise.
15544 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15545 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15546 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15547 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15548 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15549 (tree_node_structure): Likewise.
15550 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15552 (find_what_p_points_to): Likewise.
15554 2008-05-08 Sa Liu <saliu@de.ibm.com>
15556 * config/spu/spu.md: Fixed subti3 pattern.
15558 2008-05-08 Richard Guenther <rguenther@suse.de>
15560 PR middle-end/36154
15561 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15562 sure to create a representative for trailing arrays for PTA.
15564 2008-05-08 Richard Guenther <rguenther@suse.de>
15566 PR middle-end/36172
15567 * fold-const.c (operand_equal_p): Two objects which types
15568 differ in pointerness are not equal.
15570 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15572 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15573 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15574 (emit_library_call_value_1): Add new variable fndecl initialized by
15575 NULL_TREE. It should be the decl type of orgfun, but this information
15576 seems not to be available here, so it uses the default calling abi.
15577 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15578 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15579 by TARGET_RETURN_IN_MEMORY.
15580 * config/i386/i386-interix.h: Likewise.
15581 * config/i386/i386.h: Likewise.
15582 * config/i386/i386elf.h: Likewise.
15583 * config/i386/ptx4-i.h: Likewise.
15584 * config/i386/sol2-10.h: Likewise.
15585 * config/i386/sysv4.h: Likewise.
15586 * config/i386/vx-common.h: Likewise.
15587 * config/cris/cris.h: Removed #if 0 clause.
15588 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15589 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15591 (ix86_sol10_return_in_memory): Likewise.
15592 (ix86_i386elf_return_in_memory): New.
15593 (ix86_i386interix_return_in_memory): New.
15594 * config/mt/mt-protos.h (mt_return_in_memory): New.
15595 * config/mt/mt.c: Likewise.
15596 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15597 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15598 * config/bfin/bfin.h: Likewise.
15599 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15601 * config/bfin/bfin.c: Likewise.
15602 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15603 * config/alpha/unicosmk.h: Likewise.
15604 * config/i386/cygming.h: Likewise.
15605 * config/iq2000/iq2000.h: Likewise.
15606 * config/mips/mips.h: Likewise.
15607 * config/mn10300/mn10300.h: Likewise.
15608 * config/rs6000/rs6000.h: Likewise.
15609 * config/score/score.h: Likewise.
15610 * config/spu/spu.h: Likewise.
15611 * config/v850/v850.h: Likewise.
15612 * defaults.h: Likewise.
15613 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15614 * expr.c (emit_block_move): Adjust use of
15615 OUTGOING_REG_PARM_STACK_SPACE.
15616 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15617 OUTGOING_REG_PARM_STACK_SPACE.
15618 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15620 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15622 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15623 on OMP_RETURN for OMP_FOR.
15626 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15627 (fortran_common): New function.
15628 (gen_variable_die): Call fortran_common instead of common_check,
15629 adjust for it returning tree instead of rtx. Formatting.
15631 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15635 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15636 * c-decl.c (merge_decls): Ditto.
15637 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15638 to RTL_CONST_OR_PURE_CALL_P.
15639 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15640 Initialized DECL_LOOPING_CONST_PURE.
15641 (process_call_operands): Set tree_side_effects properly.
15642 * tree.h (TREE_READONLY_DECL_P): Removed.
15643 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15644 (DECL_LOOPING_OR_CONST_P): New macro.
15645 (struct tree_function_decl): Added looping_const_or_pure_p.
15646 (ECF_*) Renumbered.
15647 (ECF_LOOPING_OR_CONST_P): New macro.
15648 * rtlanal.c (pure_const_p): Removed.
15649 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15650 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15651 to RTL_CONST_CALL_P.
15652 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15653 (check_decl, check_tree, check_call, scan_function): Initialize
15655 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15656 (static_execute): Set looping true for recursive functions.
15657 Undo setting state to IPA_NEITHER for recursive functions.
15658 * cse.c (cse_insn):
15659 * ifcvt.c (noce_can_store_speculate_p): Changed
15660 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15661 RTL_CONST_OR_PURE_CALL_P.
15662 * dse.c (scan_insn): Ditto.
15663 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15664 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15665 RTL_CONST_OR_PURE_CALL_P.
15666 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15667 pure_call_p to RTL_CONST_CALL_P.
15668 * gimplify.c (gimplify_call_expr): Clear side effects for
15669 non-looping pure and constant calls.
15670 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15671 (flags_from_decl_or_type): Set ecf flags from decl flags.
15672 (initialize_argument_information): Turn off
15673 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15674 Change const to pure if callee_copies is true rather than just
15676 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15677 way of marking pure calls.
15678 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15679 Remove hack that was supposed to fix pr7335 and remove old
15680 way of marking pure calls.
15681 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15682 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15683 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15684 RTL_CONST_OR_PURE_CALL_P.
15685 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15686 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15687 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15688 * sched-deps.c (schedule_analyze): Ditto.
15689 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15690 return_val field of calls to represent pure and const function info.
15691 (CONST_OR_PURE_CALL_P): Deleted macro.
15692 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15693 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15694 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15696 * tree-optimize.c (execute_fixup_cfg): Added test for
15697 ECF_LOOPING_CONST_OR_PURE.
15698 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15700 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15701 effects for looping pure or const calls.
15702 (verify_gimple_expr): Added verification code.
15703 * config/alpha/alpha.c (alpha_legitimize_address,
15704 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15706 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15707 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15708 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15709 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15710 RTL_CONST_OR_PURE_CALL_P.
15711 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15712 and const calls to be deleted.
15714 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15717 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15718 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15719 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15720 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15721 to handle nonimmediate operands.
15722 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15723 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15724 to handle nonimmediate operands.
15725 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15726 (mmx_pmulhrwv4hi3): New expander. Use
15727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15728 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15729 (sse2_umulv1siv1di3): New expander. Use
15730 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15731 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15732 (mmx_eq<mode>3): New expander. Use
15733 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15734 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15735 (mmx_uavgv8qi3): New expander. Use
15736 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15737 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15738 (mmx_uavgv4hi3): New expander. Use
15739 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15741 * config/i386/sse.md
15742 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15743 to handle nonimmediate operands.
15744 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15745 to handle nonimmediate operands.
15746 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15747 to handle nonimmediate operands.
15748 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15749 to handle nonimmediate operands.
15750 (sse2_unpckhpd_exp): New expander. Use
15751 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15752 (sse2_unpcklpd_exp): New expander. Use
15753 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15754 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15755 to handle nonimmediate operands.
15756 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15757 to handle nonimmediate operands.
15758 (*sse2_<plusminus_insn><mode>3): Rename from
15759 sse2_<plusminus_insn><mode>3 insn pattern.
15760 (sse2_<plusminus_insn><mode>3): New expander. Use
15761 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15762 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15763 (sse2_umulv2siv2di3): New expander. Use
15764 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15765 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15766 (sse4_1_mulv2siv2di3): New expander. Use
15767 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15768 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15769 (sse2_pmaddwd): New expander. Use
15770 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15771 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15772 (sse2_eq<mode>3): New expander. Use
15773 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15774 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15775 (sse4_1_eqv2di3): New expander. Use
15776 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15777 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15778 (sse2_uavgv16qi3): New expander. Use
15779 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15780 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15781 (sse2_uavgv16qi3): New expander. Use
15782 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15783 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15784 (sse2_uavgv8hi3): New expander. Use
15785 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15786 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15787 (ssse3_pmulhrswv8hi3): New expander. Use
15788 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15789 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15790 (ssse3_pmulhrswv4hi3): New expander. Use
15791 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15793 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15794 (<sse>_vmmul<mode>3): Ditto.
15795 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15797 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15798 (ssse3_pmaddubsw): Ditto.
15800 * config/i386/i386.c (struct_builtin_description)
15801 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15802 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15803 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15804 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15805 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15806 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15807 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15808 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15809 (ix86_fixup_binary_operands): Assert that src1
15810 and src2 must have the same mode when swapped.
15811 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15812 and ix86_binary_operator_ok. Do not force operands in registers
15815 2008-05-07 Jan Hubicka <jh@suse.cz>
15817 * cgraph.c (dump_cgraph_node): Update.
15818 * cgraph.h (cgraph_local_info): Break out inline summary.
15819 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15821 * ipa-inline (inline_summary): New accestor function.
15822 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15823 cgraph_decide_inlining, compute_inline_parameters): Update.
15824 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15826 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15828 Cleanup ColdFire scheduling support and add V4 pipeline model.
15830 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15831 (define_attr cpu): Add cfv4 value.
15832 (define_attr type, define_attr type1): Merge into a single 'type'
15833 attribute. Update all uses.
15834 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15835 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15837 (define_attr opx_mem, define_attr opy_mem): Remove.
15838 (define_attr op_mem): Clean up, update comment.
15839 (define_attr size): Use specific values instead of general int.
15840 (define_attr guess, define_attr split): Remove. Update all uses.
15841 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15842 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15843 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15844 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15845 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15846 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15847 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15848 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15849 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15850 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15851 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15852 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15853 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15854 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15855 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15856 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15857 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15858 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15859 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15860 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15861 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15862 Update or set attributes.
15863 (stack_tie): New fake instruction.
15865 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15866 (m68k_sched_attr_size): Update declaration.
15867 (m68k_sched_attr_type2): Remove.
15868 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15869 Declare new bypass predicates.
15871 * config/m68k/m68k.c (m68k_sched_issue_rate,
15872 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15874 (TARGET_SCHED_ISSUE_RATE,
15875 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15876 (override_options): Handle scheduling for ColdFire V4 core.
15877 (m68k_expand_prologue): Emit stack_tie.
15878 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15879 'OP_TYPE_FPN'. Update all uses.
15880 (sched_guess_p): Remove.
15881 (sched_address_type): Handle symbolic addresses.
15882 (sched_get_operand): New static function.
15883 (sched_operand_type): Merge into sched_attr_op_type.
15884 (sched_attr_op_type): Handle FP registers, handle quick constants,
15886 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15887 (m68k_sched_attr_size): Update. Move logic to ...
15888 (sched_get_attr_size_int): New static function.
15889 (sched_get_opxy_mem_type): New static function.
15890 (m68k_sched_attr_op_mem): Update.
15891 (m68k_sched_attr_type2): Remove.
15892 (sched_cfv4_bypass_data): New static variable.
15893 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15894 (m68k_sched_issue_rate): Implement scheduler hook.
15895 (struct _sched_ib: enabled_p): New field.
15896 (m68k_sched_variable_issue): Update. Handle V4.
15897 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15898 sched_dump_class_func_t, sched_dump_split_class,
15899 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15900 sched_dump_dfa_class, m68k_sched_dump): Remove.
15901 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15903 (m68k_sched_init_global): Remove statisctics dumping, introduce
15904 sanity check that all instructions have pipeline reservations. Handle
15906 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15907 Handle ColdFire V4 core.
15908 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15909 New static functions.
15910 (m68k_sched_address_bypass_p): New bypass predicate.
15911 (sched_get_indexed_address_scale): New static function.
15912 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15914 * cf.md: Update comments.
15915 (define_attr type2): Remove. Use 'type' attribute instead.
15917 (cf_ib): Rename to cfv123_ib. Update all uses.
15918 (cf_oep): Rename to cfv123_oep. Update all uses.
15919 (cf_chr): Rename to cfv123_chr. Update all uses.
15920 (cf_mem): Rename to cfv123_mem. Update all uses.
15921 (cf_mac): Move to more appropriate place.
15922 (cfv123_guess): New automaton and cpu_unit.
15923 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15924 Update uses of 'size' attribute. Handle before reload scheduling.
15925 (cfv123_guess): New dummy reservation for unhandled instructions.
15926 (cfv4_*): Pipeline description of ColdFire V4 core.
15927 (ignore): New reservation to handle 'ignore' type.
15929 2008-05-07 Ian Lance Taylor <iant@google.com>
15931 PR middle-end/36013
15932 * gimplify.c (find_single_pointer_decl_1): Don't look through
15934 (find_single_pointer_decl): Adjust comments.
15936 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15938 PR middle-end/36137
15939 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15940 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15942 PR middle-end/36106
15943 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15944 integral type rather than floating point, then VIEW_CONVERT_EXPR
15945 to the floating point type.
15947 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15949 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15950 TFmode op0 to register.
15952 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15954 * c-decl.c (grokdeclarator): Comment typo.
15956 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15958 * tree-flow.h: Remove prototype for computed_goto_p.
15959 * tree-cfg.c (computed_goto_p): Make static.
15961 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15964 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15965 (contains_aligned_value_p): This. Handle _Decimal128.
15966 (ix86_function_arg_boundary): Only align _Decimal128 to its
15967 natural boundary and handle it properly.
15969 2008-05-06 Martin Jambor <mjambor@suse.cz>
15971 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15972 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15973 (ipcp_method_set_orig_node): Removed.
15974 (ipcp_cval_get_cvalue_type): Removed.
15975 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15976 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15977 (ipcp_cval_set_cvalue_type): Removed.
15978 (ipcp_cval_get_cvalue): Removed.
15979 (ipcp_cval_set_cvalue): Removed.
15980 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15981 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15982 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15983 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15984 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15985 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15986 (ipcp_get_ith_lattice): Changed parameters.
15987 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15988 (ipcp_lattice_from_jfunc): Changed parameters.
15989 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15990 (ipcp_method_cval_print): Added temporary variable info.
15991 (ipcp_redirect): Removed already unused local variable caller.
15992 (ipcp_redirect): New temporary variable orig_callee_info
15993 (ipcp_redirect): Removed newly unused local variable callee.
15994 (ipcp_redirect): Removed (a bit confusing) local variable type.
15995 (ipcp_insert_stage): Added local variable info.
15996 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15998 (ipcp_formal_create): Removed.
15999 (ipcp_method_cval_set): Removed.
16000 (ipcp_propagate_stage): Renamed lattice variables.
16001 (ipcp_method_cval_set_cvalue_type): Removed.
16002 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16003 (ipcp_print_all_lattices): Changed printed strings to refer to
16004 lattices rather than cvals.
16005 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16006 (ipcp_propagate_const): Changed formal parameters.
16007 (build_const_val): Changed formal parameters.
16008 (ipcp_insert_stage): Removed useless variable cvalue
16009 (build_const_val): Changed formal parameters.
16010 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16011 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16012 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16013 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16014 (ipcp_print_func_profile_counts): Changed string from "method" to
16016 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16017 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16018 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16019 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16020 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16021 (ipcp_lat_is_const): Changed parameters and made inline.
16022 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16023 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16024 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16025 the predicate condition directly
16026 (ipcp_propagate_stage): Added local variable args. Removed local
16027 variable callee. (Both are mere code simplifications.)
16028 (ipcp_method_dont_insert_const): Renamed to
16029 ipcp_node_not_modifiable_p.
16030 (ipcp_node_not_modifiable_p): Made inline.
16031 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16032 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16033 (ipcp_print_all_lattices): Removed variable cvalue
16034 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16037 2008-05-06 Olivier Hainque <hainque@adacore.com>
16039 * tree-sra.c (try_instantiate_multiple_fields): Early return
16040 if field has POINTER_TYPE.
16042 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16044 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16045 by using 'q' specifier for instruction.
16046 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16048 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16050 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16051 Change mode of zero_extract from QImode to HImode.
16052 (sign bit tests peepholes): (Ditto.).
16054 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16056 * config/i386/mmx.md: Remove double backslashes from asm templates.
16057 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16058 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16059 to handle nonimmediate operands.
16060 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16061 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16062 to handle nonimmediate operands.
16063 (*mmx_<code>v2sf3_finite): New insn pattern.
16064 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16065 (mmx_<code>v2sf3): New expander. Use
16066 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16067 (mmx_<plusminus_insn><mode>3): New expander. Use
16068 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16069 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16070 (mmx_add<mode>3): Removed.
16071 (mmx_ssadd<mode>3): Ditto.
16072 (mmx_usadd<mode>3): Ditto.
16073 (mmx_sub<mode>3): Ditto.
16074 (mmx_sssub<mode>3): Ditto.
16075 (mmx_ussub<mode>3): Ditto.
16076 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16077 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16078 to handle nonimmediate operands.
16079 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16081 (mmx_smulv4hi3_highpart): New expander. Use
16082 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16083 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16085 (mmx_umulv4hi3_highpart): New expander. Use
16086 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16087 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16088 (mmx_<code>v4hi3): New expander. Use
16089 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16090 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16091 (mmx_<code>v8qi3): New expander. Use
16092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16093 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16094 (mmx_<code><mode>3): New expander. Use
16095 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16097 2008-05-05 Jan Hubicka <jh@suse.cz>
16099 PR tree-optimization/36118
16100 * passes.c (pass_init_dump_file): Fix dump header.
16102 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16104 PR middle-end/36141
16105 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16106 VCE for function decls.
16108 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16110 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16112 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16114 * config/i386/i386.md (sat_plusminus): New.
16115 (plusminus_insn): Likewise.
16116 (plusminus_mnemonic): Likewise.
16118 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16119 (*<addsub><mode>3_cc_overflow): Renamed to ...
16120 (*<plusminus_insn><mode>3_cc_overflow): This.
16121 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16122 (*<plusminus_insn>si3_zext_cc_overflow): This.
16124 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16125 (<plusminus_insn><mode>3): This.
16126 (*<addsub><mode>3): Renamed to ...
16127 (*<plusminus_insn><mode>3): This.
16128 (<sse>_vm<addsub><mode>3): Renamed to ...
16129 (<sse>_vm<plusminus_insn><mode>3): This.
16130 (sse3_h<addsub>v4sf3): Renamed to ...
16131 (sse3_h<plusminus_insn>v4sf3): This.
16132 (sse3_h<addsub>v2df3): Renamed to ...
16133 (sse3_h<plusminus_insn>v2df3): This.
16134 (<plusminus_insn><mode>3): New.
16135 (*<plusminus_insn><mode>3): Likewise.
16136 (sse2_<plusminus_insn><mode>3): Likewise.
16137 (add<mode>): Removed.
16138 (*add<mode>3): Likewise.
16139 (sse2_ssadd<mode>3): Likewise.
16140 (sse2_usadd<mode>3): Likewise.
16141 (sub<mode>3): Likewise.
16142 (*sub<mode>3): Likewise.
16143 (sse2_sssub<mode>3): Likewise.
16144 (sse2_ussub<mode>3): Likewise.
16146 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16148 * gthr-single.h: Add in required interface elements as per gthr.h.
16149 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16150 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16151 Generalize UNUSED macro.
16152 (__gthread_once): Add.
16153 (__gthread_key_create): Add.
16154 (__gthread_key_delete): Add.
16155 (__gthread_getspecific): Add.
16156 (__gthread_setspecific): Add.
16158 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16160 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16161 the same size types for the indirect reference on the rhs, then
16164 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16166 * config/i386/i386.md
16167 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16168 one insn template instead of template series.
16169 (*xordi_1_rex64): Ditto.
16170 (*xordi_2_rex64): Ditto.
16172 2008-05-05 Ira Rosen <irar@il.ibm.com>
16174 PR tree-optimization/36119
16175 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16178 2008-06-04 Jan Hubicka <jh@suse.cz>
16180 tree-optimization/36100
16181 * tree-pass.h (pass_O0_always_inline): Declare.
16182 * ipa-inline.c (inline_transform): Remove dead code.
16183 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16184 pass_O0_always_inline): New.
16185 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16187 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16189 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16190 mnemonic in this_param move for TARGET_64BIT.
16192 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16194 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16195 (*strmovsi_rex_1): Ditto.
16196 (*strsetsi_1): Ditto.
16197 (*strsetsi_rex_1): Ditto.
16199 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16200 adddicc expanders using SWI mode iterator.
16202 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16205 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16208 2008-05-04 David S. Miller <davem@davemloft.net>
16210 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16211 (sparc*-*-linux*): Use linux.h in tm_file.
16212 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16213 compiler defaulting to 32-bit.
16214 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16216 * config/sparc/linux.h: Remove definitions now obtained
16217 properly from linux.h
16218 * config/sparc/linux64.h: Likewise.
16219 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16220 don't want this setting for 32-bit builds in a biarch compiler.
16221 * doc/install.texi: Add sparc-linux to list of targets
16222 supporting --enable-targets=all.
16224 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16226 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16228 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16230 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16231 after V4SI_FTYPE_V8HI.
16232 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16233 case V4SI_FTYPE_V2DF.
16235 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16237 * doc/invoke.texi (max-flow-memory-locations): Removed.
16238 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16240 2008-05-03 Richard Guenther <rguenther@suse.de>
16242 PR middle-end/34973
16243 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16245 2008-05-02 David S. Miller <davem@davemloft.net>
16247 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16249 2008-05-02 Simon Baldwin <simonb@google.com>
16252 * c-common.h (warn_array_subscript_range): Removed.
16253 * c-common.c (warn_array_subscript_range): Ditto.
16254 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16255 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16257 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16259 * config/i386/i386.c (ix86_special_builtin_type): New.
16260 (bdesc_special_args): Likewise.
16261 (ix86_expand_special_args_builtin): Likewise.
16262 (ix86_init_mmx_sse_builtins): Updated.
16263 (ix86_expand_builtin): Updated.
16264 (ix86_expand_store_builtin): Removed.
16265 (ix86_expand_unop_builtin): Likewise.
16267 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16268 * config/i386/mmintrin.h (__v2sf): Here.
16270 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16272 (_mm_loadl_pi): Likewise.
16273 (_mm_storeh_pi): Replace __v2si with __v2sf.
16274 (_mm_storel_pi): Likewise.
16276 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16277 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16278 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16279 __builtin_ia32_loadlpd.
16281 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16283 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16284 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16285 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16286 (ix86_init_mmx_sse_builtins): Updated.
16287 (ix86_expand_args_builtin): Likewise.
16288 (ix86_expand_builtin): Likewise.
16289 (ix86_expand_unop1_builtin): Renamed to ...
16290 (ix86_expand_unop_vec_merge_builtin): This.
16292 2008-05-01 Jan Hubicka <jh@suse.cz>
16295 * ipa-inline.c (inline_generate_summary): Make static.
16296 (inline_transform): Do not call inlining at -O0; make static.
16297 * passes.c (execute_todo): Add sanity check.
16298 (execute_one_ipa_transform_pass): Execute proper flags.
16300 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16302 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16303 (DECL_NONADDRESSABLE_P): Likewise.
16304 * alias.c (record_component_aliases): Fix comment.
16306 2008-05-01 Simon Baldwin <simonb@google.com>
16308 * c-common.h (warn_array_subscript_range): New function.
16309 * c-common.c (warn_array_subscript_range): Ditto.
16310 * tree-vrp.c (check_array_ref): Corrected code to agree with
16311 comment, ignoring only arrays of size 0 or size 1.
16312 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16314 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16316 * config/i386/i386.c (ix86_builtin_type): Replace
16317 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16318 (bdesc_args): Updated.
16319 (ix86_init_mmx_sse_builtins): Likewise.
16320 (ix86_expand_args_builtin): Likewise.
16322 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16325 * doc/extend.texi: Correct __builtin_ia32_palignr.
16327 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16330 * config/i386/i386.c (bdesc_crc32): Removed.
16331 (ix86_expand_crc32): Likewise.
16332 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16333 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16334 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16335 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16336 UINT_FTYPE_UINT_UCHAR.
16337 (bdesc_args): Updated. Add crc32 builtins.
16338 (ix86_init_mmx_sse_builtins): Updated.
16339 (ix86_expand_args_builtin): Updated to support subreg.
16341 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16343 2008-05-01 Jan Hubicka <jh@suse.cz>
16345 * tree-pass.h (opt_pass): Add IPA_PASS.
16346 (varpool_node, cgraph_node): Forward declare.
16347 (ipa_opt_pass): Define.
16348 (pass_ipa_inline): Turn into ipa_opt_pass.
16349 (pass_apply_inline): Remove.
16350 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16351 (apply_inline): Turn into ....
16352 (inline_transform): ... this one.
16353 (inline_generate_summary): New function.
16354 (pass_apply_inline): Remove.
16355 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16357 (struct function): Add ipa_transforms_to_apply.
16358 * passes.c (register_one_dump_file): Work on IPA_PASS.
16359 (init_optimization_passes): Remove pass_inline_parameters and
16361 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16362 (execute_one_pass) ... here; apply transforms when possible.
16363 (add_ipa_transform_pass, execute_ipa_summary_asses,
16364 execute_one_ipa_transform_pass): New.
16365 (execute_ipa_pass_list): Update for IPA_PASS type.
16367 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16369 * config/i386/i386.c (ix86_builtin_type): Add
16370 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16371 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16372 (bdesc_args): Add SSE4a builtins.
16373 (ix86_init_mmx_sse_builtins): Updated.
16374 (ix86_expand_args_builtin): Likewise.
16375 (ix86_expand_builtin): Likewise.
16377 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16379 * config/i386/i386.c (ix86_builtin_type): Add
16380 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16381 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16382 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16383 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16384 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16385 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16386 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16387 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16388 and DI_FTYPE_DI_DI_INT.
16389 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16390 (ix86_init_mmx_sse_builtins): Updated.
16391 (ix86_expand_args_builtin): Likewise.
16392 (ix86_expand_builtin): Likewise.
16393 (ix86_expand_binop_imm_builtin): Removed.
16395 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16397 2008-04-30 Richard Guenther <rguenther@suse.de>
16399 PR tree-optimization/32921
16400 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16402 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16404 * config/arm/arm.c (arm_unwind_emit): Use
16405 crtl->all_throwers_are_sibcalls instead of
16406 cfun->all_throwers_are_sibcalls.
16407 (arm_output_fn_unwind): Likewise.
16408 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16409 instead of cfun->uses_pic_offset_table.
16410 (frv_expand_prologue): Likewise.
16411 (frv_frame_pointer_required): Likewise.
16412 (frv_expand_fdpic_call): Likewise.
16413 (frv_emit_movsi): Likewise.
16414 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16415 cfun->returns_pcc_struct instead of
16416 current_function_returns_pcc_struct.
16417 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16418 instead of cfun->calls_eh_return.
16419 (m32c_pushm_popm): Likewise.
16420 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16421 "extern" declaration.
16423 2008-04-30 Richard Guenther <rguenther@suse.de>
16425 PR tree-optimization/21636
16426 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16428 (evaluate_stmt): Print the likely value.
16429 (ccp_visit_stmt): Avoid excessive vertical spacing.
16431 2008-04-30 Rafael EspÃndola <espindola@google.com>
16433 * builtins.c (fold_call_expr): Return realret.
16434 * tree-ssa-threadedge.c
16435 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16436 __builtin_object_size.
16438 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16440 * gcc.c (wrapper_string): New variable.
16441 (insert_wrapper): New function.
16442 (execute): New option -wrapper.
16443 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16445 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16447 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16448 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16449 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16451 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16452 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16453 config/rs6000/e500crtres64gprctr.asm,
16454 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16455 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16456 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16457 config/rs6000/e500crtsav64gprctr.asm,
16458 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16459 config/rs6000/e500crtsavg64gprctr.asm: New files.
16460 * config/rs6000/t-ppccomm: Add build rules for new files.
16461 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16462 * config/rs6000/t-netbsd: Add build rules for new files.
16463 (LIB2FUNCS_STATIC_EXTRA): New variable.
16464 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16465 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16466 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16468 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16470 * config/i386/i386.c (ix86_builtin_type): Add
16471 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16472 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16473 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16474 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16475 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16476 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16477 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16478 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16479 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16480 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16481 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16482 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16483 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16484 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16485 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16486 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16487 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16488 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16489 V1DI_FTYPE_V2SI_V2SI.
16490 (bdesc_2arg): Moved to ...
16491 (bdesc_args): Here.
16492 (ix86_init_mmx_sse_builtins): Updated.
16493 (ix86_expand_args_builtin): Updated. Take a pointer
16494 to const struct builtin_description. Handle comparison
16496 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16497 (ix86_expand_builtin): Updated.
16499 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16500 (ssse3_pmaddubsw128): This.
16501 (ssse3_pmaddubswv4hi3): Renamed to ...
16502 (ssse3_pmaddubsw): This.
16504 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16505 (__builtin_ia32_packssdw128): Likewise.
16506 (__builtin_ia32_packuswb128): Likewise.
16507 (__builtin_ia32_pmaddubsw): Likewise.
16508 (__builtin_ia32_pmaddubsw128): Likewise.
16510 2008-04-30 Richard Guenther <rguenther@suse.de>
16512 PR tree-optimization/14847
16513 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16514 (recognize_bits_test): Use it.
16515 (recognize_single_bit_test): Likewise.
16517 2008-04-30 Martin Jambor <mjambor@suse.cz>
16519 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16520 instead of setting number of formal parameters to zero.
16521 (ipcp_init_stage): Do not set the number of actual parameters to zero
16523 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16524 which are called with variable number of arguments.
16525 (ipcp_insert_stage): Explicitely skipping all nodes which are
16526 called with variable number of arguments.
16527 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16528 number of parameters.
16530 * ipa-prop.h (struct ipa_node_params): Added flag
16531 called_with_var_arguments
16532 (ipa_set_param_count): Added. Changed sole setter to use it.
16533 (ipa_get_param_count): Added. All readers of param_count
16534 converted to use it instead.
16535 (ipa_set_called_with_variable_arg): Added.
16536 (ipa_is_called_with_var_arguments): Added.
16537 (ipa_get_ith_param): Added. All readers of param_decls converted
16539 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16541 (ipa_get_cs_argument_count): Added, all readers of argument_count
16543 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16546 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16547 (struct ipcp_lattice): Renamed cval_type to type
16548 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16550 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16551 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16552 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16553 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16554 (build_const_val): Changed the type of parameter cvalue to tree
16555 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16556 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16558 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16561 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16562 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16563 (ipa_add_method): Renamed to ipa_push_func_to_list
16564 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16565 (ipa_callsite_param_count): Removed.
16566 (ipa_callsite_param_count_set): Removed.
16567 (ipa_callsite_param): Removed.
16568 (ipa_callsite_callee): Removed.
16569 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16570 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16571 (ipa_method_formal_count): Removed.
16572 (ipa_method_formal_count_set): Removed.
16573 (ipa_method_get_tree): Removed.
16574 (ipa_method_tree_map_create): Removed.
16575 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16576 (ipa_create_param_decls_array): Creates the array itself
16577 (ipa_create_param_decls_array): Temporary variable info instead of
16578 a few dereferences.
16579 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16580 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16581 (get_type): Removed.
16582 (ipa_jf_get_info_type): Removed.
16583 (ipa_node_create): Renamed to ipa_create_node_params
16584 (ipa_free): Renamed to ipa_free_all_node_params
16585 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16586 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16587 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16588 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16589 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16590 ipa_free_all_edge_args
16591 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16592 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16593 (ipa_create_methodlist_node): Removed.
16594 (ipa_methodlist_method): Removed.
16595 (ipa_methodlist_method_set): Removed.
16596 (ipa_methodlist_next_method): Removed.
16597 (ipa_methodlist_next_method_set): Removed.
16598 (ipa_method_is_modified): Removed.
16599 (ipa_method_modify_create): Removed.
16600 (ipa_method_modify_init): Temporary variable info instead of a few
16602 (ipa_detect_param_modifications): Temporary variable info instead of
16603 a few dereferences.
16604 (ipa_compute_jump_functions): Temporary variable info instead of
16605 a few dereferences.
16606 (ipa_method_modify_set): Removed.
16607 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16608 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16609 than craph_node as the first parameter.
16610 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16611 (ipa_method_modify_init): Removed.
16612 (ipa_compute_jump_functions): Added a temp variable instead of
16613 repeatadly dereferencing the cgraph_edge.aux pointer
16614 (ipa_callsite_param_set_type): Removed.
16615 (ipa_compute_jump_functions): i renamed to index and moved to
16617 (ipa_callsite_param_set_info_type_formal): Removed.
16618 (ipa_callsite_param_set_info_type): Removed.
16619 (ipa_callsite_param_map_create): Removed.
16620 (ipa_callsite_tree): Removed.
16621 (ipa_callsite_caller): Removed.
16622 (ipa_pop_func_from_list): return_method removed to return_func
16624 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16625 prefixed all values with IPA_. Changed all users.
16626 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16627 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16628 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16629 (union parameter_info): Renamed to jump_func_value.
16630 (union jump_func_value): Renamed value to constant
16631 (struct ipa_jump_func): Renamed info_type to value
16632 (struct ipa_node): Renamed to ipa_node_params
16633 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16634 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16635 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16636 (struct ipa_edge): Renamed to ipa_edge_args
16637 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16638 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16639 (struct ipa_methodlist): Renamed to ipa_func_list
16640 (struct ipa_func_list): method_p renamed to node, next_method
16642 (ipa_methodlist_p): Removed, switched all users to struct pointer
16643 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16645 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16647 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16648 (rs6000_emit_epilogue): Use backchain to restore only when we
16649 have a large frame. Make use of frame pointer to restore if we
16650 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16652 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16654 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16655 Add mode to zero_extract.
16656 (sign bit tests peepholes): (Ditto.).
16658 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16660 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16661 Instructions in comments with SSE3.
16662 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16663 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16664 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16665 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16666 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16667 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16668 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16669 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16670 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16671 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16672 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16673 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16674 (bdesc_sse_args): Renamed to ...
16675 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16676 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16677 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16678 IX86_BUILTIN_FABSQ.
16679 (bdesc_1arg): Moved to ...
16680 (bdesc_args): Here.
16681 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16682 Instructions in comments with SSE3.
16683 (ix86_expand_sse_operands_builtin): Renamed to ...
16684 (ix86_expand_args_builtin): This. Updated.
16685 (ix86_expand_unop1_builtin): Update comments.
16686 (ix86_expand_builtin): Updated.
16688 2008-04-29 Richard Guenther <rguenther@suse.de>
16690 PR tree-optimization/36078
16691 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16692 Update virtual SSA form after cleaning up the CFG.
16694 2008-04-29 Richard Guenther <rguenther@suse.de>
16696 PR middle-end/15255
16697 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16699 2008-04-29 Richard Guenther <rguenther@suse.de>
16701 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16702 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16703 (compute_flow_insensitive_aliasing): Do not treat
16704 PTR_IS_REF_ALL pointers special.
16705 (get_smt_for): Likewise.
16706 (may_alias_p): Re-structure.
16707 (is_escape_site): A ref-all pointer conversion is not an escape site.
16708 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16709 PTR_IS_REF_ALL pointers special.
16710 * tree-ssa-structalias.h (struct alias_info): Remove
16711 ref_all_symbol_mem_tag field.
16712 (PTR_IS_REF_ALL): Remove.
16714 2008-04-29 Richard Guenther <rguenther@suse.de>
16716 PR middle-end/36077
16717 * fold-const.c (extract_muldiv_1): In combining division constants
16718 make sure to never overflow.
16720 2008-04-29 Nick Clifton <nickc@redhat.com>
16722 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16724 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16727 * optc-gen.awk: Work around HP-UX/IA awk bug.
16729 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16731 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16734 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16737 * config/i386/i386.md
16738 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16739 Change operand 1 predicate to nonimmediate_operand.
16741 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16744 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16746 * gengtype.c (walk_type, write_func_for_structure): Handle
16748 * doc/gty.texi: Document chain_circular.
16750 2008-04-28 Richard Guenther <rguenther@suse.de>
16752 PR tree-optimization/36066
16753 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16756 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16759 * config/i386/i386.md
16760 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16761 Use match_scratch instead of match_operand for operands 3 and 4.
16763 2008-04-27 Richard Guenther <rguenther@suse.de>
16765 PR tree-optimization/18754
16766 PR tree-optimization/34223
16767 * tree-pass.h (pass_complete_unrolli): Declare.
16768 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16769 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16770 Rewrite loop into loop closed SSA form if it is not already.
16771 (tree_unroll_loops_completely): Re-structure to iterate over
16772 innermost loops with intermediate CFG cleanups.
16773 Unroll outermost loops only if requested or the code does not grow
16775 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16776 loops are available.
16777 (tree_vectorize): Instead do so here.
16778 (tree_complete_unroll): Also unroll outermost loops.
16779 (tree_complete_unroll_inner): New function.
16780 (gate_tree_complete_unroll_inner): Likewise.
16781 (pass_complete_unrolli): New pass.
16782 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16783 uses outside of the loop.
16784 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16785 form if it is available.
16786 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16787 * passes.c (init_optimization_passes): Schedule complete inner
16788 loop unrolling pass before the first CCP pass after final inlining.
16790 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16792 * targhooks.h (default_emutls_var_fields,
16793 default_emutls_var_init): Declare.
16794 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16795 * target.h (struct gcc_target): Add struct emutls member.
16796 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16797 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16798 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16799 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16800 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16801 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16802 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16803 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16804 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16805 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16806 emit debug information.
16807 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16808 * varasm.c: Include targhooks.h.
16809 (emutls_object_section, emutls_tmpl_section): New.
16810 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16811 (EMUTLS_SEPARATOR): New.
16812 (prefix_name): New.
16813 (get_emutls_object_name): New.
16814 (default_emutls_var_fields): New, broken out of ...
16815 (get_emutls_object_type): ... here. Adjust to use target hooks.
16816 (get_emutls_init_templ_addr): Adjust to use target hooks.
16817 (emutls_decl): Adjust to use target hooks.
16818 (emutls_finish): Likewise.
16819 (default_emutls_var_init): New, broken out of ...
16820 (assemble_variable): ... here. Adjust to use target hooks.
16821 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16822 SECCAT_EMUTLS_TMPL.
16823 * c-common.c (handle_section_attribute): Prevent overriding
16824 sections for emulated tls with special sections.
16825 * config/i386/i386.c (x86_64_elf_select_section): Add
16826 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16827 (x86_64_elf_unique_section): Likewise.
16828 * config/vxworks.c: Include tree.h.
16829 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16830 (vxworks_override_options): Set TLS scheme.
16831 * doc/tm.texi (Emulated TLS): New node.
16833 2008-04-26 Simon Baldwin <simonb@google.com>
16836 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16837 with propagated string constants.
16839 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16841 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16842 constraint for operand 2 when operand 0 is memory operand.
16843 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16844 operand 0 is memory operand.
16845 (fix_trunc<mode>_i387_with_temp): Ditto.
16846 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16847 operand 2 when operand 1 is memory operand.
16848 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16849 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16850 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16851 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16852 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16853 operands 2,3 and 4 when operand 1 is memory operand.
16854 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16856 (fistdi2_floor_with_temp): Ditto.
16857 (fist<mode>2_floor_with_temp): Ditto.
16858 (fistdi2_ceil_with_temp): Ditto.
16859 (fist<mode>2_ceil_with_temp): Ditto.
16860 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16862 2008-04-26 David Daney <ddaney@avtrex.com>
16864 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16866 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16867 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16868 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16869 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16870 (compare_and_swap_12): New insn.
16871 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16872 * config/mips/mips.c (mips_force_binary): New function.
16873 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16874 (mips_expand_compare_and_swap_12): New function.
16875 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16877 2008-04-25 Jan Hubicka <jh@suse.cz>
16880 * cfgexpand.c (pass_expand): Turn into RTL pass.
16881 * passes.c (execute_one_pass): Do pass typechecking after execution.
16882 * tree-pass.h (pass_expand): Turn into RTL pass.
16884 * function.h (struct rtl_data): Move here fields
16885 accesses_prior_frames, calls_eh_return, saves_all_registers,
16886 has_nonlocal_goto, has_asm_statement, is_thunk,
16887 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16888 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16889 arg_pointer_save_area_init from struct function; turn into bool.
16890 (struct function): Move
16891 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16892 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16893 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16894 tail_call_emit, arg_pointer_save_area_init
16895 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16896 (current_function_returns_struct, current_function_returns_pcc_struct,
16897 current_function_calls_setjmp, current_function_calls_alloca,
16898 current_function_accesses_prior_frames,
16899 current_function_calls_eh_return, current_function_is_thunk,
16900 current_function_stdarg, current_function_profile,
16901 current_function_limit_stack, current_function_uses_pic_offset_table,
16902 current_function_uses_const_pool, current_function_has_nonlocal_label,
16903 current_function_saves_all_registers,
16904 current_function_has_nonlocal_goto,
16905 current_function_has_asm_statement): Remove accesor macros.
16906 * ra-conflict.c (global_conflicts): Update.
16907 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16908 (suitable_for_tail_call_opt_p): Update.
16909 * builtins.c (expand_builtin_return_addr): Update.
16910 (expand_builtin_setjmp_setup): Update.
16911 (expand_builtin_nonlocal_goto): Update.
16912 * final.c (final_start_function): Update.
16913 (profile_function): Update.
16914 (leaf_function_p): Update.
16915 (only_leaf_regs_used): Update.
16916 * df-scan.c (df_get_exit_block_use_set): Update.
16917 * dojump.c (clear_pending_stack_adjust): Update.
16918 * tree-stdarg.c (gate_optimize_stdarg): Update.
16919 * gimple-low.c (lower_function_body): Update.
16920 * global.c (compute_regsets): Update.
16921 (global_alloc): Update.
16922 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16923 * expr.c (expand_assignment): Update.
16924 * dse.c (dse_step0): Update.
16925 (dse_step1): Update.
16926 * c-decl.c (store_parm_decls): Update.
16927 * local-alloc.c (combine_regs): Update.
16928 (find_free_reg): Update.
16929 * function.c (assign_parms_augmented_arg_list): Update.
16930 (assign_parm_find_data_types): Update.
16931 (assign_parms): Update.
16932 (allocate_struct_function): Update.
16933 (expand_function_start): Update.
16934 (expand_function_end): Update.
16935 (get_arg_pointer_save_area): Update.
16936 (thread_prologue_and_epilogue_insns): Update.
16937 (rest_of_match_asm_constraints): Update.
16938 * stor-layout.c (variable_size): Update.
16939 * gcse.c (gcse_main): Update.
16940 (bypass_jumps): Update.
16941 * gimplify.c (gimplify_function_tree): Update.
16942 * calls.c (emit_call_1): Update.
16943 (expand_call): Update.
16944 * bt-load.c (compute_defs_uses_and_gen): Update.
16945 * except.c (sjlj_assign_call_site_values): Update.
16946 (sjlj_emit_function_enter): Update.
16947 (can_throw_external): Update.
16948 (set_nothrow_function_flags): Update.
16949 (expand_builtin_unwind_init): Update.
16950 (expand_eh_return): Update.
16951 (convert_to_eh_region_ranges): Update.
16952 (output_function_exception_table): Update.
16953 * emit-rtl.c (gen_tmp_stack_mem): Update.
16954 * cfgexpand.c (expand_used_vars): Update.
16955 (tree_expand_cfg): Update.
16956 * cfgcleanup.c (rest_of_handle_jump): Update.
16957 * explow.c (allocate_dynamic_stack_space): Update.
16958 * varasm.c (assemble_start_function): Update.
16959 (force_const_mem): Update.
16960 (mark_constant_pool): Update.
16961 * tree-optimize.c (tree_rest_of_compilation): Update.
16962 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16963 * tree-cfg.c (notice_special_calls): Update.
16964 (is_ctrl_altering_stmt): Update.
16965 (tree_can_make_abnormal_goto): Update.
16966 (tree_purge_dead_abnormal_call_edges): Update.
16967 * config/alpha/predicates.md: Update.
16968 * config/alpha/alpha.c (alpha_sa_mask): Update.
16969 (alpha_sa_size): Update.
16970 (alpha_does_function_need_gp): Update.
16971 (alpha_expand_prologue): Update.
16972 (alpha_start_function): Update.
16973 (alpha_output_function_end_prologue): Update.
16974 (alpha_expand_epilogue): Update.
16975 * config/frv/frv.c (frv_stack_info): Update.
16976 (frv_expand_epilogue): Update.
16977 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16978 (s390_register_info): Update.
16979 (s390_frame_info): Update.
16980 (s390_init_frame_layout): Update.
16981 (s390_can_eliminate): Update.
16982 (save_gprs): Update.
16983 * config/spu/spu.c (spu_split_immediate): Update.
16984 (need_to_save_reg): Update.
16985 (spu_expand_prologue): Update.
16986 (spu_expand_epilogue): Update.
16987 * config/sparc/sparc.md: Update.
16988 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16989 (sparc_tls_got): Update.
16990 (legitimize_pic_address): Update.
16991 (sparc_emit_call_insn): Update.
16992 (sparc_expand_prologue): Update.
16993 (output_return): Update.
16994 (print_operand): Update.
16995 (sparc_function_ok_for_sibcall): Update.
16996 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16997 * config/m32r/m32r.md: Update.
16998 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16999 (m32r_compute_frame_size): Update.
17000 (m32r_expand_prologue): Update.
17001 (m32r_expand_epilogue): Update.
17002 (m32r_legitimize_pic_address): Update.
17003 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17004 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17005 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17006 (gen_push): Update.
17007 (ix86_save_reg): Update.
17008 (ix86_compute_frame_layout): Update.
17009 (ix86_expand_prologue): Update.
17010 (ix86_expand_epilogue): Update.
17011 * config/sh/sh.c (output_stack_adjust): Update.
17012 (calc_live_regs): Update.
17013 (sh5_schedule_saves): Update.
17014 (sh_expand_prologue): Update.
17015 (sh_expand_epilogue): Update.
17016 (sh_setup_incoming_varargs): Update.
17017 (sh_allocate_initial_value): Update.
17018 (sh_get_pr_initial_val): Update.
17019 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17020 * config/sh/sh.md (label:): Update.
17021 * config/avr/avr.c (out_movhi_mr_r): Update.
17022 * config/crx/crx.h (enum): Update.
17023 * config/xtensa/xtensa.h (along): Update.
17024 * config/stormy16/stormy16.c Update.
17025 (xstormy16_compute_stack_layout): Update.
17026 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17027 (fr30_expand_prologue): Update.
17028 * config/cris/cris.c (cris_conditional_register_usage): Update.
17029 (cris_reg_saved_in_regsave_area): Update.
17030 (cris_initial_frame_pointer_offset): Update.
17031 (cris_simple_epilogue): Update.
17032 (cris_expand_prologue): Update.
17033 (cris_expand_epilogue): Update.
17034 (cris_expand_pic_call_address): Update.
17035 (cris_asm_output_symbol_ref): Update.
17036 (cris_asm_output_label_ref): Update.
17037 * config/cris/cris.md Update.
17038 * config/iq2000/iq2000.c (compute_frame_size): Update.
17039 (iq2000_expand_epilogue): Update.
17040 * config/mt/mt.h (save_direction): Update.
17041 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17042 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17043 (ia64_secondary_reload_class): Update.
17044 * config/m68k/m68k.c (m68k_save_reg): Update.
17045 (m68k_expand_prologue): Update.
17046 (m68k_expand_epilogue): Update.
17047 (legitimize_pic_address): Update.
17048 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17049 (first_reg_to_save): Update.
17050 (first_altivec_reg_to_save): Update.
17051 (compute_vrsave_mask): Update.
17052 (compute_save_world_info): Update.
17053 (rs6000_stack_info): Update.
17054 (spe_func_has_64bit_regs_p): Update.
17055 (rs6000_ra_ever_killed): Update.
17056 (rs6000_emit_eh_reg_restore): Update.
17057 (rs6000_emit_allocate_stack): Update.
17058 (rs6000_emit_prologue): Update.
17059 (rs6000_emit_epilogue): Update.
17060 (rs6000_output_function_epilogue): Update.
17061 (output_profile_hook): Update.
17062 (rs6000_elf_declare_function_name): Update.
17063 * config/rs6000/rs6000.h (rs6000_args): Update.
17064 * config/rs6000/rs6000.md: Update.
17065 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17066 * config/arc/arc.c (arc_output_function_epilogue): Update.
17067 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17068 * config/darwin.c (machopic_function_base_name): Update.
17069 * config/score/score3.c (score3_compute_frame_size): Update.
17072 (score3_epilogue): Update.
17073 * config/score/score7.c (score7_compute_frame_size): Update.
17074 (score7_prologue): Update.
17075 (score7_epilogue): Update.
17076 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17077 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17078 * config/arm/arm.c (use_return_insn): Update.
17079 (require_pic_register): Update.
17080 (arm_load_pic_register): Update.
17081 (arm_compute_save_reg0_reg12_mask): Update.
17082 (arm_compute_save_reg_mask): Update.
17083 (thumb1_compute_save_reg_mask): Update.
17084 (output_return_instruction): Update.
17085 (arm_output_function_prologue): Update.
17086 (arm_output_epilogue): Update.
17087 (arm_get_frame_offsets): Update.
17088 (arm_expand_prologue): Update.
17089 (thumb_pushpop): Update.
17090 (thumb_exit): Update.
17091 (thumb1_expand_prologue): Update.
17092 (thumb1_expand_epilogue): Update.
17093 (arm_unwind_emit): Update.
17094 (arm_output_fn_unwind): Update.
17095 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17096 * config/arm/arm.md: Update.
17097 * config/pa/pa.md: Update.
17098 * config/pa/pa.c (legitimize_pic_address): Update.
17099 (compute_frame_size): Update.
17100 (hppa_expand_prologue): Update.
17101 (hppa_expand_epilogue): Update.
17102 (borx_reg_operand): Update.
17103 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17104 (HARD_REGNO_RENAME_OK): Update.
17105 * config/mips/mips.c (mips_global_pointer): Update.
17106 (mips_save_reg_p): Update.
17107 (mips_compute_frame_info): Update.
17108 (mips_frame_pointer_required): Update.
17109 (mips_expand_prologue): Update.
17110 (mips_expand_epilogue): Update.
17111 (mips_can_use_return_insn): Update.
17112 (mips_reorg_process_insns): Update.
17113 * config/v850/v850.c (compute_register_save_size): Update.
17114 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17115 * config/mmix/mmix.c (along): Update.
17116 (mmix_expand_epilogue): Update.
17117 * config/bfin/bfin.c (legitimize_pic_address): Update.
17118 (must_save_p): Update.
17119 (stack_frame_needed_p): Update.
17120 (add_to_reg): Update.
17121 (bfin_expand_prologue): Update.
17122 * stmt.c (expand_asm_operands): Update.
17123 * reload1.c (reload): Update.
17124 (init_elim_table): Update.
17126 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17128 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17130 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17132 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17133 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17134 (mov<mode>): Removed.
17135 (*movv4sf_internal): Likewise.
17136 (*movv2df_internal): Likewise.
17138 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17140 * config.gcc (crx-*-elf): Remove deprecation.
17142 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17144 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17145 __gcc_deregister_frame with atexit.
17146 (deregister_frame_dtor): Remove.
17148 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17149 Nathan Sidwell <nathan@codesourcery.com>
17151 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17153 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17154 (rs6000_isel): Likewise.
17155 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17156 (rs6000_isel): New variable.
17157 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17159 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17162 * c-common.c (handle_vector_size_attribute): Call
17163 lang_hooks.types.reconstruct_complex_type instead of
17164 reconstruct_complex_type.
17165 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17166 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17167 * langhooks.h (struct lang_hooks_for_types): Add
17168 reconstruct_complex_type hook.
17169 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17170 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17172 2008-04-24 Richard Guenther <rguenther@suse.de>
17174 * c-common.h (check_builtin_function_arguments): Declare.
17175 * c-common.c (validate_nargs): New function.
17176 (check_builtin_function_arguments): Likewise.
17177 * c-typeck.c (build_function_call): Call
17178 check_builtin_function_arguments.
17179 * builtins.c (fold_builtin_classify): Remove error reporting code.
17180 (fold_builtin_unordered_cmp): Likewise.
17181 (fold_builtin_1): Likewise.
17182 (fold_builtin_n): Likewise.
17184 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17186 PR tree-optimization/36008
17187 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17188 the original op1, rather than delta by step.
17190 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17191 Sebastian Pop <sebastian.pop@amd.com>
17193 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17194 eliminate_local_variables_stmt, eliminate_local_variables,
17195 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17196 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17197 of code delimited by two edges in the CFG.
17198 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17199 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17200 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17201 the case of parallelisation of reductions.
17202 (expr_invariant_in_region_p): New.
17204 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17205 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17207 2008-04-24 Ira Rosen <irar@il.ibm.com>
17208 Richard Guenther <rguenther@suse.de>
17210 PR tree-optimization/36034
17211 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17212 incapable of dealing with loads with gaps.
17214 2008-04-24 Rafael EspÃndola <espindola@google.com>
17216 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17217 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17218 vrp_evaluate_conditional.
17219 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17220 (vrp_evaluate_conditional): Split the cond argument.
17221 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17222 (simplify_stmt_for_jump_threading): Update call to
17223 vrp_evaluate_conditional.
17225 2008-04-24 Ira Rosen <irar@il.ibm.com>
17227 PR tree-optimization/35982
17228 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17229 interleaved data-refs are of the same type.
17231 2008-04-24 Danny Smith <dannysmith@users.net>
17233 * c-format.c (check_format_info_main): Use strncmp rather than a
17234 magic prefix to handle multichar length specs.
17235 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17236 Don't prefix "I64" and "I32" with '\0'.
17238 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17241 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17242 in registers for -m32 only if stdarg_p (fntype).
17244 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17246 PR rtl-optimization/36006
17247 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17248 temp to op0 in order to avoid invalid rtx sharing.
17250 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17252 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17253 check TREE_INVARIANT.
17254 * tree-gimple.c (is_gimple_address): New.
17255 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17256 * tree-gimple.h (is_gimple_address): New.
17257 * tree.h (decl_address_invariant_p): New.
17258 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17259 (build_string): Likewise.
17260 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17261 (tree_invariant_p_1): Likewise.
17262 (save_expr): Use it.
17263 (tree_invariant_p): New.
17264 (skip_simple_arithmetic): Use it.
17265 (stabilize_reference_1): Use it.
17266 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17268 (build1_stat): Drop code to compute TREE_INVARIANT.
17269 (build2_stat): Drop code to compute TREE_INVARIANT.
17270 (build3_stat): Drop code to compute TREE_INVARIANT.
17271 (build4_stat): Drop code to compute TREE_INVARIANT.
17272 (build5_stat): Drop code to compute TREE_INVARIANT.
17273 (build7_stat): Drop code to compute TREE_INVARIANT.
17274 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17275 * tree.h (struct tree_base): Remove invariant_flag.
17276 (TREE_INVARIANT): Remove.
17277 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17278 (fold_builtin_expect): Check TREE_CONSTANT.
17279 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17280 * c-tree.h (c_expr_to_decl): Drop third parameter.
17281 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17282 (build_c_cast): Don't set TREE_INVARIANT.
17283 (pop_init_level): Don't set TREE_INVARIANT.
17284 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17285 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17287 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17288 (gimplify_addr_expr): Adjust comment.
17289 * tree-mudflap.c (mf_build_string):
17290 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17291 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17292 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17293 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17294 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17295 * langhooks.h (struct lang_hooks): Drop third parameter from
17298 2008-04-23 Richard Guenther <rguenther@suse.de>
17300 PR tree-optimization/27799
17301 PR tree-optimization/32921
17302 PR tree-optimization/32624
17303 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17304 SMTs aliases and the tag itself into the solution.
17305 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17306 merge the points-to solution back into the SMT aliases.
17307 (may_alias_p): Use alias_set_subset_of instead of
17308 aliases_conflict_p. A pointer which points to
17309 memory with alias set zero may access any variable.
17311 2008-04-23 Richard Guenther <rguenther@suse.de>
17313 * alias.c (alias_set_subset_of): Correctly handle asking
17314 if zero is a subset of an alias set with zero child.
17315 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17316 (compute_flow_insensitive_aliasing): Correctly walk all
17317 pointers. Do not unnecessarily union sets.
17319 2008-04-23 Richard Guenther <rguenther@suse.de>
17321 PR middle-end/36021
17322 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17324 2008-04-22 Tomas Bily <tbily@suse.cz>
17326 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17328 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17330 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17331 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17332 * tree-inline.c (estimate_num_insns_1): Likewise.
17333 * varasm.c (const_hash_1, compare_constant, copy_constant)
17334 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17335 * emit-rtl.c (component_ref_for_mem_expr)
17336 (set_mem_attributes_minus_bitpos): Likewise.
17337 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17338 (is_aligning_offset): Likewise.
17339 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17340 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17341 * dojump.c (do_jump): Likewise.
17342 * builtins.c (get_pointer_alignment, get_memory_rtx)
17343 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17344 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17346 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17348 PR rtl-optimization/36017
17349 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17350 expanding the library call.
17352 2008-04-22 Ian Lance Taylor <iant@google.com>
17354 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17355 than size_in_bytes.
17357 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17359 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17360 of LR/CTR moves for Power6.
17362 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17364 PR middle-end/36003
17365 * passes.c (init_optimization_passes): Remove
17366 pass_fast_rtl_byte_dce.
17368 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17371 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17372 builtin functions to generate faster code.
17373 (_mm_cvtpu16_ps): Ditto.
17374 (_mm_cvtpi32x2_ps): Ditto.
17376 2008-04-22 Nick Clifton <nickc@redhat.com>
17378 * common.opt (ftree-loop-distribution): Add Optimization
17381 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17382 (frv_expand_builtin_va_start): Likewise.
17384 * config/arm/arm.c (thumb_find_work_register): Fix location of
17385 argument register count.
17387 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17389 Support scheduling for ColdFire V1 and V3 microarchitecture.
17390 Improve scheduling of multiplication instructions.
17392 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17393 (mac): New instruction attribute.
17394 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17395 (m68k_sched_mac): New variable.
17396 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17397 Handle cfv1 and cfv3.
17398 (max_insn_size): New static variable.
17399 (struct _sched_ib): New type.
17400 (sched_ib): New static variable.
17401 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17402 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17403 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17405 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17406 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17407 new variables. Update.
17408 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17409 Add modeling of cfv3 instruction buffer. Update.
17410 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17411 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17412 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17413 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17414 a particular reservation applies to.
17415 (type2): Reorganize attribute values. Rename alu to alu_reg,
17416 alu_l to alu, move_l to omove. Join move to alu. Split mul
17417 to mul_l and mul_w.
17418 (cf_ib_*): Simplify description of instruction buffer.
17419 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17420 (cf_mem): Split into cf_mem1 and cf_mem2.
17421 (cf_v2_move_??): Rename to cfv12_alu_??.
17422 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17423 (cf_v2_mul_??): Remove reservations.
17424 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17425 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17426 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17428 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17429 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17430 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17431 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17432 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17433 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17434 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17435 expansions of the above reservations for instructions of sizes
17438 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17440 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17442 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17444 * coverage.c: Include tree-pass.h.
17445 (coverage_counter_alloc): Print da_file_name to the dump file.
17447 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17449 * sbitmap.c (sbitmap_range_empty_p): New function.
17450 * sbitmap.h (sbitmap_range_empty_p): New function.
17451 * bitmap.h: Now includes obstack.h.
17453 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17454 Kenneth Zadeck <zadeck@naturalbridge.com>
17456 * dbgcnt.def (ra_byte_scan): Added.
17457 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17458 when the last hit happens for a counter.
17459 * timevar.def (TV_DF_BYTE_LR): New variable.
17460 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17461 * passes.c (pass_fast_rtl_byte_dce): New pass.
17462 * fwprop.c (update_df): Added mode to call df_ref_create.
17463 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17464 DF_REF_EXTRACT_OFFSET.
17465 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17466 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17468 (df_ref_extract): Added mode field.
17469 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17470 DF_REF_EXTRACT_OFFSET.
17471 (DF_REF_EXTRACT_MODE): New macro.
17472 (df_byte_lr_bb_info): New structure.
17473 (df_print_byte_regset, df_compute_accessed_bytes,
17474 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17475 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17476 df_byte_lr_simulate_uses,
17477 df_byte_lr_simulate_artificial_refs_at_top,
17478 df_byte_lr_simulate_artificial_refs_at_end,
17479 df_compute_accessed_bytes): New function.
17480 (df_ref_create): Add parameter.
17481 (df_byte_lr_get_bb_info): New inline function.
17482 * df-scan.c (df_ref_record, df_uses_record,
17483 df_ref_create_structure): Added mode parameter.
17484 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17485 df_defs_record, df_uses_record, df_get_conditional_uses,
17486 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17487 df_entry_block_defs_collect, df_exit_block_uses_collect):
17488 Added mode parameter to calls to df_ref_record, df_uses_record,
17489 df_ref_create_structure.
17490 (df_ref_equal_p, df_ref_compare): Added test for modes.
17491 (df_ref_create_structure): Added code to set mode. Renamed
17492 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17493 DF_REF_EXTRACT_OFFSET.
17494 * df-core.c (df_print_byte_regset): New function.
17495 * df-byte-scan.c: New file.
17496 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17497 calls to BITMAP_FREE.
17498 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17499 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17500 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17501 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17502 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17503 df_byte_lr_local_compute, df_byte_lr_init,
17504 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17505 df_byte_lr_transfer_function, df_byte_lr_free,
17506 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17507 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17508 df_byte_lr_simulate_uses,
17509 df_byte_lr_simulate_artificial_refs_at_top,
17510 df_byte_lr_simulate_artificial_refs_at_end): New function.
17511 * dce.c (byte_dce_process_block): New function.
17512 (dce_process_block): au is now passed in rather than computed
17513 locally. Changed loops that look at artificial defs to not look
17514 for conditional or partial ones, because there never are any.
17515 (fast_dce): Now is able to drive byte_dce_process_block or
17516 dce_process_block depending on the kind of dce being done.
17517 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17518 (rest_of_handle_fast_byte_dce): New function.
17519 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17520 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17522 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17525 * gcc.h: Added fortran options that take arguments to
17526 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17529 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17531 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17532 scalarization if on the LHS and not a full access.
17534 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17536 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17538 2008-04-18 Rafael EspÃndola <espindola@google.com>
17540 * tree-vrp.c (find_case_label_index): Fix the binary search.
17541 (find_case_label_range): New.
17542 (vrp_visit_switch_stmt): Use find_case_label_range.
17543 (simplify_switch_using_ranges): Use find_case_label_range.
17545 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17547 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17548 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17550 2008-04-18 Tom Tromey <tromey@redhat.com>
17553 * doc/cpp.texi (Implementation-defined behavior): Mention
17556 2008-04-18 Ian Lance Taylor <iant@google.com>
17558 * fold-const.c (pointer_may_wrap_p): New static function.
17559 (fold_comparison): Add another test for pointer overflow. Use
17560 pointer_may_wrap_p to disable some false positives.
17562 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17564 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17565 (fname_as_string): Match updated cpp_interpret_string prototype.
17566 (fix_string_type): Support char16_t* and char32_t*.
17567 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17568 derivative) nodes. Register as builtin if C++0x.
17569 (c_parse_error): Support CPP_CHAR{16,32}.
17570 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17571 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17572 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17573 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17574 CTI_CHAR32_ARRAY_TYPE>: New elements.
17575 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17576 char32_type_node, signed_char32_type_node, char16_array_type_node,
17577 char32_array_type_node): New defines.
17578 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17579 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17580 (lex_string): Support CPP_STRING{16,32}, match updated
17581 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17582 (lex_charconst): Support CPP_CHAR{16,32}.
17583 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17584 and CPP_STRING{16,32}.
17586 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17589 * aclocal.m4: Regenerate.
17590 * configure: Regenerate.
17592 2008-04-18 Jan Hubicka <jh@suse.cz>
17594 * except.c (dw2_size_of_call_site_table,
17595 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17597 * cgraphbuild.c (build_cgraph_edges): Update.
17598 * tree-pass.h: Update comment.
17599 * final.c (leaf_function_p): Update.
17600 (leaf_renumber_regs): Update.
17601 (rest_of_clean_state): Update.
17602 * omp-low.c (expand_omp_parallel): Update.
17603 * ipa-reference.c (analyze_function): Update.
17604 * reorg.c (find_end_label): Update.
17605 (optimize_skip): Update.
17606 (fill_simple_delay_slots): Update.
17607 (fill_simple_delay_slots): Update.
17608 (make_return_insns): Update.
17609 (dbr_schedule): Update.
17610 * gimple-low.c (record_vars_into): Update.
17611 * cfgbuild.c (make_edges): Update.
17612 * function.c (assign_stack_local): Update.
17613 (assign_parm_adjust_stack_rtl): Update.
17614 (locate_and_pad_parm): Update.
17615 (allocate_struct_function): Do not initialize stack_alignment_needed
17616 and preferred_stack_boundary here.
17617 (stack_protect_prologue): Update.
17618 (stack_protect_epilogue): Update.
17619 (expand_function_start): Initialize stack_alignment_needed,
17620 preferred_stack_boundary and max_jumptable_ents.
17621 (expand_function_end): Update.
17622 (free_after_compilation): Do not NULLify epilogue_delay_list.
17623 * function.h (struct rtl_data): Add stack_protect_guard,
17624 stack_alignment_needed,
17625 preferred_stack_boundary, epilogue_delay_list.
17626 (struct function): Remove value_histograms, stack_alignment_needed,
17627 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17629 unexpanded_var_list, stack_protect_guard.
17630 (current_function_epilogue_delay_list): Remove.
17631 * ipa-type-escape.c (analyze_function): Update.
17632 * gimplify.c (pop_gimplify_context): Update comment.
17633 * calls.c (expand_call): Update.
17634 (emit_library_call_value_1): Update.
17635 * except.c (set_nothrow_function_flags): Update.
17636 * cfgexpand.c (get_decl_align_unit): Update.
17637 (create_stack_guard): Update.
17638 (estimated_stack_frame_size): Update.
17639 (expand_used_vars): Update.
17640 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17641 * explow.c (allocate_dynamic_stack_space): Update.
17642 * tree-ssa-live.c (remove_unused_locals): Update.
17643 * varasm.c (mark_constant_pool): Update.
17644 * tree-inline.c (remap_decls): Update.
17645 (initialize_cfun): Update.
17646 (declare_return_variable): Update.
17647 (inline_forbidden_p): Update.
17648 (expand_call_inline): Update.
17649 (declare_inline_vars): Update.
17650 (tree_function_versioning): Update.
17651 * tree-flow.h (value_histograms): New.
17652 (VALUE_HISTOGRAMS): New macro.
17653 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17655 * tree-cfg.c (set_bb_for_stmt): Update.
17656 (replace_by_duplicate_decl): Update.
17657 (move_block_to_fn): Update.
17658 (new_label_mapper): Update.
17659 (dump_function_to_file): Update.
17660 * ipa-struct-reorg.c (build_data_structure): Update.
17661 * cfgrtl.c (print_rtl_with_bb): Update.
17662 * reload1.c (reload): Update.
17664 * config/i386/i386.c (setup_incoming_varargs_64,
17665 ix86_compute_frame_layout): Update.
17666 * config/arc/arc.c (arc_output_function_epilogue): Update.
17668 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17670 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17671 for FreeBSD as well.
17672 * gthr-posix95.h: Likewise.
17674 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17676 PR rtl-optimization/35838
17677 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17678 out the byte offset of the first subreg.
17680 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17682 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17683 to split_ti instead of three separate calls with single member arrays.
17684 (subti3 splitter): Ditto.
17685 (adddi3 splitter): Ditto with split_di.
17686 (subdi3 splitter): Ditto.
17687 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17688 two separate calls with single member arrays. Swap match_dup
17689 operands 1 and 2 to better fit into the array.
17690 (negdi2 splitter): Ditto with split_di.
17691 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17692 two separate calls with single member arrays. Swap match_dup operands
17693 6 and 7 to better fit into the array.
17695 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17697 * config/i386/i386.c (sse_builtin_type): New.
17698 (bdesc_sse_args): Likewise.
17699 (bdesc_sse_3arg): Removed.
17700 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17701 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17702 IX86_BUILTIN_ROUNDPS.
17703 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17704 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17705 IX86_BUILTIN_ROUNDPS.
17706 (ix86_expand_sse_4_operands_builtin): Removed.
17707 (ix86_expand_sse_operands_builtin): New.
17708 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17709 and CODE_FOR_sse4_1_roundps.
17710 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17711 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17713 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17716 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17717 regs before frame pop when needed. If use_backchain_to_restore_sp
17718 then load backchain into a temp reg to restore vr and vrsave. Add
17719 code to restore vr after frame pop if possible.
17721 2008-04-17 Richard Guenther <rguenther@suse.de>
17723 * tree-vn.c (expressions_equal_p): Do not check type
17724 equality or compatibility before calling operand_equal_p.
17725 * fold-const.c (operand_equal_p): Check equivalence of
17726 integer constants before bailing out due to signedness or
17727 precision differences.
17728 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17729 spurious differences in type qualification. Ignore types
17730 for COMPONENT_REFs at all.
17732 2008-04-17 Christian Bruel <christian.bruel@st.com>
17734 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17735 msw_skip comparison.
17737 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17740 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17743 PR tree-optimization/35899
17744 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17745 rather than TREE_OPERAND.
17747 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17750 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17751 temporary registers. Change operand predicate to general_operand.
17752 (remainderxf3): Ditto.
17754 2008-04-16 Richard Guenther <rguenther@suse.de>
17756 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17757 * tree-affine.c (aff_combination_expand): Look through some
17760 2008-04-15 Doug Kwan <dougkwan@google.com>
17762 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17764 * tree-pretty-print.c (dump_generic_node): Ditto.
17765 * final.c (output_addr_const): Ditto.
17766 * dwarf2out.c (output_cfi): Ditto.
17767 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17768 * print-rtl.c (print_rtx): Ditto.
17769 * print-tree.c (print_node_brief, print_node): Ditto.
17770 * c-common.c (match_case_to_enum_1): Ditto.
17771 * sched-vis.c (print_value): Ditto.
17772 * config/i386/i386.c (print_operand): Cast to long unsigned int
17775 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17776 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17777 MS Windows VirtualProtect function.
17779 2008-04-15 Jan Hubicka <jh@suse.cz>
17781 * gengtype.c (write_root): Param_is argument is OK.
17782 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17783 * function.h: Include varray.h
17784 (rtl_eh): New stucture based on except.c one.
17785 (call_site_record): New forward declaration and vector type.
17786 * calls.c (emit_call_1): Do not call
17787 note_current_region_may_contain_throw.
17788 * except.c (eh_status): Remove cur_region, try_region since they are
17790 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17791 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17792 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17793 Remove call_site_data_used, call_site_data_size.
17794 Turn call_site_record into vector in function.h.
17795 (note_current_region_may_contain_throw): Remove.
17796 (get_exception_pointer, get_exception_filter): Do not take struct
17797 function argument; update.
17798 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17799 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17800 build_post_landing_pads, dw2_build_landing_pads,
17801 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17802 sjlj_emit_function_enter, sjlj_emit_function_enter,
17803 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17804 sjlj_build_landing_pads, finish_eh_generation,
17805 remove_exception_handler_label, remove_eh_handler,
17806 maybe_remove_eh_handler, add_reachable_handler,
17807 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17808 add_action_record, collect_one_action_chain, add_call_site,
17809 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17810 sjlj_output_call_site_table, output_function_exception_table,
17811 * except.h (note_current_region_may_contain_throw): Remove
17812 (get_exception_pointer, get_exception_filter): Do not take struct
17814 * Makefile.in (GTFILES): Put varargs before struct function.
17816 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17818 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17819 punt for STRING_CST.
17820 (get_constraint_for): Deal with STRING_CST here instead.
17822 2008-04-15 Richard Guenther <rguenther@suse.de>
17824 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17825 statements in a basic-block with a backward walk. Do not
17826 substitute into dead statements but instead remove those.
17828 2008-04-15 Richard Guenther <rguenther@suse.de>
17830 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17831 to zero, thus disable creation of SFTs.
17833 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17835 * tree-predcom.c (suitable_reference_p): Return false if the
17836 reference can throw.
17838 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17841 * c-decl.c (finish_decl): If extern or static var has variable
17842 size, set TREE_TYPE (decl) to error_mark_node.
17844 2008-04-15 Rafael EspÃndola <espindola@google.com>
17846 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17849 2008-04-15 Richard Guenther <rguenther@suse.de>
17851 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17852 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17853 (visit_reference_op_load): Do walk vuse-vdef chains on
17854 vn_reference_lookup.
17855 (visit_reference_op_store): But do not here.
17856 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17857 vn_reference_lookup.
17858 (vn_lookup_with_vuses): But do so here.
17860 2008-04-14 Ian Lance Taylor <iant@google.com>
17862 * fold-const.c (fold_overflow_warning): Remove assertion.
17864 2008-04-15 Ben Elliston <bje@au.ibm.com>
17866 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17867 temp1 local variables.
17869 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17872 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17873 ".text.unlikely" section as executable.
17875 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17877 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17878 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17879 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17880 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17881 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17882 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17883 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17885 2008-04-14 Ian Lance Taylor <iant@google.com>
17887 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17888 * fold-const.c (fold_comparison): If appropriate, test
17889 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17890 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17891 reassociating a pointer type.
17892 * doc/invoke.texi (Optimize Options): Document that
17893 -fstrict-overflow applies to pointer wraparound.
17895 2008-04-13 Jan Hubicka <jh@suse.cz>
17897 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17899 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17901 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17902 we are going to "save the world".
17904 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17906 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17907 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17908 operand 0 constraint, not "=".
17910 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17912 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17914 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17916 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17917 of size of positions_needed * CHAR_BIT.
17919 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17921 PR middle-end/35897
17922 * dse.c (store_info): Change positions_needed to unsigned
17924 (lowpart_bitmask): New.
17925 (record_store): Cast to unsigned HOST_WIDE_INT for
17926 positions_needed. Assert width <= size of positions_needed *
17927 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17928 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17929 lowpart_bitmask to set mask.
17931 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17933 * config/bfin/constraints.md: New file.
17934 * config/bfin/bfin.md: Include it.
17935 (adddi3): Use satisfies_constraint functions instead of the old macros.
17936 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17937 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17938 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17939 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17940 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17941 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17942 EXTRA_CONSTRAINT): Delete.
17943 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17944 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17946 * config/bfin/bfin.c: Include "tm-constrs.h".
17947 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17948 Use satisfies_constraint functions instead of the old macros.
17949 * doc/md.texi (Blackfin Constraints): Update file name reference.
17951 2008-04-11 Richard Guenther <rguenther@suse.de>
17953 PR tree-optimization/35869
17954 * tree-vrp.c (execute_vrp): Move switch statement update after
17955 jump threading. Schedule another cfg cleanup run.
17957 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17960 * attribs.c (decl_attributes): Return early on errorneous node.
17962 2008-04-10 Oleg Ryjkov <olegr@google.com>
17964 * tree.h (struct tree_base): Added a new flag default_def_flag.
17965 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17967 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17969 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17971 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17974 * pa.md: Define mode iterator P. Define mode attribute dwc.
17975 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17976 (icacheflush): Likewise.
17977 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17978 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17980 2008-04-11 Ben Elliston <bje@au.ibm.com>
17982 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17984 2008-04-10 Rafael EspÃndola <espindola@google.com>
17986 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17987 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17988 (extract_range_from_expr): The same.
17990 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17992 * config/mips/mips.md (GPR2): New mode iterator.
17993 (seq): Add comment.
17994 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17995 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17996 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17997 Rewrite these to take two modes, the mode of comparison and the
17998 mode of the destination.
17999 * config/mips/mips.c (mips_expand_scc): Instead of having
18000 paradoxical subreg as destination, expand "narrowing" scc if mode
18001 of comparison is SI and target is requested in DI mode.
18002 (mips_emit_int_order_test): Update comment. Make mode of
18003 comparison match CMP0 rather than TARGET. When creating inverse
18004 target use mode of TARGET.
18006 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18008 * gcov-dump.c (tag_summary): Only print summaries for the first
18009 GCOV_COUNTERS_SUMMABLE counters.
18011 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18013 * config/i386/i386.md (absneg): New code iterator.
18014 (absnegprefix): New code attribute.
18015 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18016 patterns using absneg code iterator.
18017 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18018 using absneg code iterator.
18019 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18020 *neg<mode>2 patterns using absneg code iterator.
18021 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18022 *negextendsfdf2 patterns using absneg code iterator.
18023 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18024 *negextendsfxf2 patterns using absneg code iterator.
18025 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18026 *negextendsfdf2 patterns using absneg code iterator.
18027 * config/i386/sse.md (<code><mode>2): Macroize expander from
18028 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18030 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18032 * config/s390/s390.h: Remove the remains of the recent search
18033 & replace action of current_function_outgoing_args_size.
18035 2008-04-10 Ira Rosen <irar@il.ibm.com>
18037 PR tree-optimization/35821
18038 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18039 NEW_STMT_LIST is not NULL.
18041 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18044 * toplev.c (process_options): Remove -ffunction-sections debugging
18047 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18049 PR middle-end/PR28690
18050 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18051 than gen_rtx_fmt_ee to perform more canonicalizations.
18053 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18056 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18058 2008-04-09 Richard Guenther <rguenther@suse.de>
18060 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18061 (dump_function_to_file): Dump function arguments with types.
18063 2008-04-08 Richard Guenther <rguenther@suse.de>
18065 * fold-const.c (fold_widened_comparison): Do not allow
18066 sign-changes that change the result.
18068 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18071 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18072 kinds of indirect references.
18074 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18076 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18077 GNU Fortran language string.
18079 2008-04-08 Rafael EspÃndola <espindola@google.com>
18081 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18082 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18083 * tree.h (tree_call_nonnegative_warnv_p): New.
18085 2008-04-08 Jan Hubicka <jh@suse.cz>
18087 * function.c (free_after_compilation): Clear out regno_reg_rtx
18090 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18093 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18095 PR middle-end/PR28690
18096 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18097 same precedence as REG_POINTER and MEM_POINTER operands.
18099 2008-04-08 Richard Guenther <rguenther@suse.de>
18101 PR middle-end/35834
18102 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18103 for adding index to base.
18105 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18107 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18108 (MINGW_ENABLE_EXECUTE_STACK): New.
18109 (IN_LIBGCC2): For libgcc include windows.h file for
18110 function declarations.
18112 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18114 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18115 and tem2 if tem1 is not a REG or MULT.
18117 2008-04-08 Jan Hubicka <jh@suse.cz>
18119 * function.h (incomming_args): Break out of struct function.
18120 (function_subsections): Break out of struct function.
18121 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18122 return_rtx and hard_reg_initial_vals from struct function.
18123 Kill inl_max_label_num.
18124 (current_function_pops_args, current_function_args_info,
18125 current_function_args_size, current_function_args_size,
18126 current_function_pretend_args_size,
18127 current_function_outgoing_args_size,
18128 current_function_internal_arg_pointer, current_function_return_rtx):
18129 Kill compatibility accestor macros.
18130 * builtins.c (expand_builtin_apply_args_1): Update.
18131 (expand_builtin_next_arg): Update.
18132 * df-scan.c (df_get_call_refs): Update.
18133 * dbxout.c (dbxout_function_end): Update.
18134 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18135 (output_line_info): Update.
18136 (secname_for_decl): Update.
18137 (dwarf2out_var_location): Update.
18138 * function.c (free_after_compilation): Update.
18139 (assign_parm_find_stack_rtl): Update.
18140 (assign_parms): Update.
18141 (expand_dummy_function_end): Update.
18142 (expand_function_end): Update.
18143 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18144 (expand_call): Update.
18145 (emit_library_call_value_1): Update.
18146 (store_one_arg): Update.
18147 * varasm.c (initialize_cold_section_name): Update.
18148 (unlikely_text_section): Update.
18149 (unlikely_text_section_p): Update.
18150 (assemble_start_function): Update.
18151 (assemble_end_function): Update.
18152 (default_section_type_flags): Update.
18153 (switch_to_section): Update.
18154 * integrate.c (set_decl_abstract_flags): Update.
18155 (get_hard_reg_initial_val): Update.
18156 (has_hard_reg_initial_val): Update.
18157 (allocate_initial_values): Update.
18158 * resource.c (init_resource_info): Update.
18159 * config/alpha/alpha.c (NUM_ARGS): Update.
18160 (direct_return): Update.
18161 (alpha_va_start): Update.
18162 (alpha_sa_size): Update.
18163 (alpha_initial_elimination_offset): Update.
18164 (alpha_expand_prologue): Update.
18165 (alpha_start_function): Update.
18166 (alpha_expand_epilogue): Update.
18167 (unicosmk_initial_elimination_offset):
18168 * config/alpha/alpha.md (call expander): Update.
18169 * config/s390/s390.c (s390_register_info): Update.
18170 (s390_register_info): Update.
18171 (s390_frame_info): Update.
18172 (s390_initial_elimination_offset): Update.
18173 (s390_build_builtin_va_list): Update.
18174 (s390_va_start): Update.
18175 * config/spu/spu.c (direct_return): Update.
18176 (spu_expand_prologue): Update.
18177 (spu_initial_elimination_offset): Update.
18178 (spu_build_builtin_va_list): Update.
18179 (spu_va_start): Update.
18180 * config/sparc/sparc.c (sparc_init_modes): Update.
18181 (sparc_compute_frame_size): Update.
18182 (function_value): Update.
18183 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18184 * config/i386/i386.md (return expander): Update.
18185 * config/i386/i386.c (ix86_va_start): Update.
18186 (ix86_can_use_return_insn_p): Update.
18187 (ix86_compute_frame_layout): Update.
18188 (ix86_expand_epilogue): Update.
18189 * config/sh/sh.c (output_stack_adjust): Update.
18190 (calc_live_regs): Update.
18191 (sh_expand_prologue): Update.
18192 (sh_builtin_saveregs): Update.
18193 (sh_va_start): Update.
18194 (initial_elimination_offset): Update.
18195 (sh_allocate_initial_value): Update.
18196 (sh_function_ok_for_sibcall): Update.
18197 (sh_get_pr_initial_val): Update.
18198 * config/sh/sh.md (return expander): Update.
18199 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18200 * config/crx/crx.c (crx_compute_frame): UPdate.
18201 (crx_initial_elimination_offset): UPdate.
18202 * config/xtensa/xtensa.c (compute_frame_size): Update
18203 (xtensa_builtin_saveregs): Update.
18204 (xtensa_va_start): Update.
18205 (order_regs_for_local_alloc): Update.
18206 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18207 (xstormy16_expand_builtin_va_start): Update.
18208 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18209 * config/m68hc11/m68hc11.md (return expanders): Update.
18210 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18211 (expand_epilogue): Update.
18212 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18213 (cris_simple_epilogue): Update.
18214 (cris_expand_prologue): Update.
18215 (cris_expand_epilogue): Update.
18216 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18217 (compute_frame_size): Update.
18218 * config/mt/mt.c (mt_compute_frame_size): Update.
18219 * config/mn10300/mn10300.c (expand_prologue): Update.
18220 (expand_epilogue): Update.
18221 (initial_offset): Update.
18222 (mn10300_builtin_saveregs):
18223 * config/mn10300/mn10300.md (return expander): Update.
18224 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18225 (ia64_initial_elimination_offset): Update.
18226 (ia64_initial_elimination_offset): Update.
18227 (ia64_expand_prologue): Update.
18228 * config/m68k/m68k.md (return expander): Update.
18229 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18230 (rs6000_stack_info): Update.
18231 * config/mcore/mcore.c (layout_mcore_frame): Update.
18232 (mcore_expand_prolog): Update.
18233 * config/arc/arc.c (arc_compute_frame_size): Update.
18234 * config/score/score3.c (score3_compute_frame_size): Update.
18235 * config/score/score7.c (score7_compute_frame_size): Update.
18236 * config/arm/arm.c (use_return_insn): Update.
18237 (thumb_find_work_register): Update.
18238 (arm_compute_save_reg_mask): Update.
18239 (arm_output_function_prologue): Update.
18240 (arm_output_epilogue): Update.
18241 (arm_size_return_regs): Update.
18242 (arm_get_frame_offsets): Update.
18243 (arm_expand_prologue): Update.
18244 (thumb_exit): Update.
18245 (thumb_unexpanded_epilogue): Update.
18246 (thumb1_output_function_prologue): Update.
18247 * config/pa/pa.md (return expander): Update.
18248 * config/pa/pa.c (compute_frame_size): Update.
18249 (hppa_builtin_saveregs): Update.
18250 * config/mips/mips.c (mips_va_start): Update.
18251 (mips16_build_function_stub): Update.
18252 (mips_compute_frame_info): Update.
18253 (mips_restore_gp): Update.
18254 (mips_output_function_prologue): Update.
18255 (mips_expand_prologue): Update.
18256 * config/v850/v850.c (compute_frame_size): Update.
18257 (expand_prologue): * config/mmix/mmix.c (along): update.
18258 (mmix_initial_elimination_offset): update.
18259 (mmix_reorg): update.
18260 (mmix_use_simple_return): update.
18261 (mmix_expand_prologue): update.
18262 (mmix_expand_epilogue): Update.
18263 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18264 (emit_link_insn): Update.
18266 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18268 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18269 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18271 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18274 2008-04-07 Jan Hubicka <jh@suse.cz>
18276 * function.h (rtl): Rename to x_rtl.
18277 (crtl): New define.
18278 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18279 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18280 used_temp_slots avail_temp_slots, temp_slot_level,
18281 nonlocal_goto_handler_labels): Update accesstors.
18282 (rtl): New global variable.
18283 (struct function): Move some fileds to rtl_data.
18284 (get_arg_pointer_save_area): Update prototype.
18285 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18286 get_arg_pointer_save_area.
18287 * expr.c (init_expr): Update
18288 * function.c (get_frame_size): Update
18289 (assign_stack_local): Update
18290 (expand_function_end): Update.
18291 (get_art_pointer_save_area): Update
18293 * emit-rtl.c (rtl): Declare.
18294 (regno_reg_rtx): Declare.
18295 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18297 (gen_reg_rtx): Update.
18298 * varasm.c (n_deferred_constatns): Update accestor.
18299 (init_varasm_status): Do not allocate varasm_status.
18300 (force_const_mem, get_pool_size, output_constant_pool): Update.
18301 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18302 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18303 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18304 * sparc/sparc.h (INIT_EXPANDERS): Update.
18305 * ia64/ia64.h (INIT_EXPANDERS): Update.
18307 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18309 * reload.c (push_secondary_reload): Add missing break to for loop.
18311 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18313 PR middle-end/PR28690
18314 * rtlanal.c: Update copyright years.
18315 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18316 as REG_POINTER and MEM_POINTER operands.
18317 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18318 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18319 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18320 * gcse.c: Update copyright years.
18321 (pre_delete): Call gen_reg_rtx_and_attrs.
18322 (hoist_code): Likewise.
18323 (build_store_vectors): Likewise.
18324 (delete_store): Likewise.
18325 * loop-invariant.c (move_invariant_reg): Likewise.
18326 Update copyright years.
18328 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18330 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18331 control string instead of quoted.
18333 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18335 * doc/rtl.texi: Rewrite of subreg section.
18337 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18340 * config/i386/i386.c (legitimize_pic_address): Add treating
18341 of dllimport SYM_REF's.
18342 (legitimize_dllimport_symbol): Add prototype.
18344 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18346 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18347 reference in constructor with non self-referential type.
18349 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18351 Removal of Return with Depressed Stack Pointer support
18352 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18353 (ECF_SP_DEPRESSED): Likewise.
18354 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18355 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18356 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18357 (expand_call): Do not test ECF_SP_DEPRESSED.
18358 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18359 * function.c (keep_stack_depressed): Delete.
18360 (handle_epilogue_set): Likewise.
18361 (update_epilogue_consts): Likewise.
18362 (emit_equiv_load): Likewise.
18363 (thread_prologue_and_epilogue_insns): Remove support for Return with
18364 Depressed Stack Pointer.
18365 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18367 2008-04-06 Richard Guenther <rguenther@suse.de>
18369 PR tree-optimization/35400
18370 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18371 information from SSA_NAMEs.
18373 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18375 * config/avr/avr.h (avr_mega_p): Remove declaration.
18376 (AVR_MEGA): Remove macro.
18377 * config/avr/avr.c (avr_mega_p): Remove variable.
18378 (avr_override_options): Remove inicializion of avr_mega_p.
18379 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18380 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18381 (avr_jump_mode): (Ditto.).
18382 (avr_output_progmem_section_asm_op): (Ditto.).
18383 (avr_asm_init_sections): (Ditto.).
18384 (avr_asm_init_sections): (Ditto.).
18385 (avr_rtx_costs): (Ditto.).
18386 * config/avr/avr.md: (Ditto.).
18387 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18390 2008-04-06 Richard Guenther <rguenther@suse.de>
18392 PR tree-optimization/35842
18393 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18394 is_gimple_invariant_address.
18396 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18398 * gcc.c (default_compilers): Sync Fortran extensions list with
18399 that in fortran/lang-specs.h.
18400 * doc/invoke.texi: Likewise.
18401 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18402 * dwarf2out.c (gen_compile_unit_die): Likewise.
18404 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18406 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18408 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18411 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18412 attribute is used for nested functions.
18414 2008-04-05 Jan Hubicka <jh@suse.cz>
18416 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18418 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18420 (dump_files): Update.
18421 (enable_rtl_dump_file): Do not accept letter argument.
18422 * tree-pass.h (dump_file_info): Remove letter argument.
18423 * toplev.c (decode_d_option): Update -da handling.
18424 * toplev.h (enable_rtl_dump_file): Update prototype.
18425 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18426 it out based on pass type.
18427 (register_dump_files_1): Likewise.
18428 (init_optimization_passes): Update register_one_dump_file calls.
18429 (execute_one_pass): Sanity check that IPA passes are called at IPA
18430 level and RTL passes at RTL level.
18431 (execute_pass_list): IPA pass can not be after or subpass of
18433 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18434 disallov RTL subpasses of IPA subpasses.
18436 2008-04-05 Ben Elliston <bje@au.ibm.com>
18438 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18439 builtins that return exactly once and do not throw. Cache call to
18442 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18444 PR rtl-optimization/34916
18445 PR middle-end/35519
18446 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18447 between instruction pairs.
18449 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18451 * doc/invoke.texi: Document -mbitops for SH.
18452 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18453 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18454 * config/sh/sh.c (print_operand): Add %t operand code.
18455 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18456 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18457 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18458 (extendqihi2): Likewise.
18459 (movqi_i): Likewise.
18460 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18461 (extv): Use bld instruction for SH2A if possible.
18463 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18464 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18465 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18466 (bset.b, bclr.b): Define peepholes.
18467 * config/sh/sh.opt (mbitops): New option.
18469 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18472 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18473 and view convert expression.
18475 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18478 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18480 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18482 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18484 * config/i386/cpuid.h (bit_AES): New.
18485 (bit_PCLMUL): Likewise.
18487 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18488 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18489 SSE2 if AES or PCLMUL is enabled.
18490 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18491 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18492 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18493 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18494 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18495 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18496 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18497 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18498 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18499 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18500 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18501 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18502 __builtin_ia32_aeskeygenassist128 and
18503 __builtin_ia32_pclmulqdq128.
18504 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18505 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18506 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18508 * config/i386/i386.h (TARGET_AES): New.
18509 (TARGET_PCLMUL): Likewise.
18510 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18512 * config/i386/i386.md (UNSPEC_AESENC): New.
18513 (UNSPEC_AESENCLAST): Likewise.
18514 (UNSPEC_AESDEC): Likewise.
18515 (UNSPEC_AESDECLAST): Likewise.
18516 (UNSPEC_AESIMC): Likewise.
18517 (UNSPEC_AESKEYGENASSIST): Likewise.
18518 (UNSPEC_PCLMUL): Likewise.
18520 * config/i386/i386.opt (maes): New.
18521 (mpclmul): Likewise.
18523 * config/i386/sse.md (aesenc): New pattern.
18524 (aesenclast): Likewise.
18525 (aesdec): Likewise.
18526 (aesdeclast): Likewise.
18527 (aesimc): Likewise.
18528 (aeskeygenassist): Likewise.
18529 (pclmulqdq): Likewise.
18531 * config/i386/wmmintrin.h: New.
18533 * doc/extend.texi: Document AES and PCLMUL built-in function.
18535 * doc/invoke.texi: Document -maes and -mpclmul.
18537 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18539 * function.c (free_after_parsing): Replace with
18540 cxx_push_function_context from C++ front-end.
18541 (allocate_struct_function): Don't call langhook.
18542 * langhooks.h (struct lang_hooks_for_functions): Delete.
18543 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18545 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18546 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18547 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18548 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18549 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18550 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18551 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18553 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18554 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18556 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18559 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18562 2008-04-04 Richard Guenther <rguenther@suse.de>
18564 PR middle-end/35823
18565 * fold-const.c (optimize_minmax_comparison): Use the correct
18566 type for the constant in the simplified comparison.
18568 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18570 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18571 Pass L2 size as "--param l2-cache-size" to the compiler.
18572 (decode_l2_cache): New function to decode L2 cache parameters using
18573 0x8000006 extended cpuid function.
18574 (detect_caches_amd): Determine parameters of L2 cache using
18575 decode_l2_caches function.
18576 (decode_caches_intel): Decode L2 cache parameters.
18577 (detect_caches_intel): Determine L2 cache parameters using
18578 decode_caches_intel and decode_l2_caches functions.
18580 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18582 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18583 secondary input reload for subword loads from the constant pool.
18585 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18588 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18589 constants of the appropriate size for runtime calculations.
18592 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18593 decimal-float literal constant zero.
18595 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18598 * c-parser.c (c_parser_omp_atomic): Call
18599 default_function_array_conversion on the RHS.
18601 PR middle-end/35818
18602 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18603 call is_variable_sized if decl has incomplete type.
18605 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18607 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18609 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18611 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18613 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18614 (sgt<u>): Merge sgt and sgtu into new expander.
18615 (sgt, sgtu): Remove expanders.
18616 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18617 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18618 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18619 *sgtu_<mode>_mips16 into new pattern.
18620 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18621 (sge<u>): Merge sge and sgeu into new expander.
18622 (sge, sgeu): Remove expanders.
18623 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18625 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18626 (slt<u>): Merge slt and sltu into new expander.
18627 (slt, sltu): Remove expanders.
18628 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18629 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18630 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18631 *sltu_<mode>_mips16 into new pattern.
18632 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18633 (sle<u>): Merge sle and sleu into new expander.
18634 (sle, sleu): Remove expanders.
18635 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18636 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18637 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18638 *sleu_<mode>_mips16 into new pattern.
18639 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18641 2008-04-03 Jan Hubicka <jh@suse.cz>
18643 PR tree-optimization/35795
18644 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18645 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18646 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18647 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18648 * score/score3.c (score3_output_mi_thunk): Likewise.
18649 * score/score7.c (score7_output_mi_thunk): Likewise.
18650 * mips/mips.c (mips_output_mi_thunk): Likewise.
18652 2008-04-03 Richard Guenther <rguenther@suse.de>
18654 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18655 conversions. Simplify code.
18657 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18659 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18661 2008-04-03 Tom Tromey <tromey@redhat.com>
18662 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18664 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18665 * config/bfin/t-bfin-linux (generated_files): Add
18666 linux-sysroot-suffix.h.
18667 * doc/install.texi (Prerequisites): Require make 3.80.
18668 * doc/sourcebuild.texi (Front End Directory): Document new
18670 * Makefile.in (generated_files): New variable.
18671 (ALL_HOST_OBJS): New variable.
18672 ($(ALL_HOST_OBJS)): New target.
18674 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18676 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18677 (remap_block): Call id->transform_lang_insert_block instead
18679 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18680 Set id.transform_lang_insert_block to NULL.
18681 (clone_body): Move to cp/optimize.c
18682 * tree-inline.h (struct copy_body_data): Change
18683 transform_lang_insert_block to function pointer.
18684 (copy_generic_body, copy_decl_no_change): Export.
18685 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18686 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18687 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18689 * c-tree.h (insert_block): Kill.
18690 * c-decl.c (insert_block): Kill.
18692 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18694 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18695 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18696 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18698 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18699 argument, call {push,pop}_function_context from here.
18700 * c-parser.c: Use c_{push,pop}_function_context.
18702 * function.c (push_function_context_to): Move meat ...
18703 (push_function_context): ... here. Simplify.
18704 * function.c (pop_function_context_from): Move meat ...
18705 (pop_function_context): ... here. Simplify.
18706 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18708 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18709 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18710 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18711 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18713 2008-04-03 Ben Elliston <bje@au.ibm.com>
18715 * expmed.c (extract_force_align_mem_bit_field): Remove.
18717 2008-04-03 Richard Guenther <rguenther@suse.de>
18719 PR middle-end/35800
18720 * expr.h (try_casesi): Adjust prototype.
18721 * expr.c (try_casesi): Take fallback label as extra parameter.
18722 Use that for gen_casesi if default_label is NULL.
18723 * stmt.c (expand_case): Pass fallback label to try_casesi,
18724 make sure to fill gaps with a fallback label if default_label
18727 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18730 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18732 2008-04-03 Ben Elliston <bje@au.ibm.com>
18734 * expmed.c (extract_split_bit_field): Remove if (0) code.
18735 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18736 (do_ds_constraint): Likewise.
18738 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18740 * doc/cppopts.texi (-dU): Document.
18741 * c-common.h (flag_dump_macros): Update comment.
18742 * c-opts.c (handle_OPT_d): Handle -dU.
18743 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18744 dump_queued_macros, cb_used_define, cb_used_undef): New.
18745 (init_pp_output): Handle -dU.
18746 (cb_line_change): Call dump_queued_macros.
18747 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18749 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18751 * config/avr/predicates.md (io_address_operand): New predicate.
18752 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18753 * config/avr/avr.c (avr_io_address_p): Remove function.
18754 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18755 'avr_io_address_p' function.
18756 (out_movhi_r_mr): (Ditto.).
18757 (out_movqi_mr_r): (Ditto.).
18758 (out_movhi_mr_r): (Ditto.).
18759 (avr_address_cost): (Ditto.).
18761 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18763 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18764 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18765 in 32bit mode when XMM registers are available to avoid store
18767 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18768 corresponding post-reload splitters.
18770 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18772 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18773 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18774 __builtin_ia32_roundss.
18775 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18776 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18777 __builtin_ia32_roundss.
18778 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18779 IX86_BUILTIN_SHUFPD here.
18781 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18783 * config/i386/i386.md (plogic): New.
18784 (plogicprefix): Likewise.
18786 * config/i386/mmx.md (mmx_<code><mode>3): New.
18787 (mmx_and<mode>3): Removed.
18788 (mmx_ior<mode>3): Likewise.
18789 (mmx_xor<mode>3): Likewise.
18791 * config/i386/sse.md (<code><mode>3): New.
18792 (*<code><mode>3): Likewise.
18793 (*<code><mode>3): Likewise.
18794 (<code><mode>3): Likewise.
18795 (*sse_<code><mode>3): Likewise.
18796 (*sse2_<code><mode>3): Likewise.
18797 (<code>tf3): Likewise.
18798 (*<code>tf3): Likewise.
18799 (and<mode>3): Likewise.
18800 (*and<mode>3): Likewise.
18801 (ior<mode>3): Removed.
18802 (*ior<mode>3): Likewise.
18803 (xor<mode>3): Likewise.
18804 (*xor<mode>3): Likewise.
18805 (*and<mode>3): Likewise.
18806 (*ior<mode>3): Likewise.
18807 (*xor<mode>3): Likewise.
18808 (and<mode>3): Likewise.
18809 (*sse_and<mode>3): Likewise.
18810 (*sse2_and<mode>3): Likewise.
18811 (andtf3): Likewise.
18812 (*andtf3): Likewise.
18813 (ior<mode>3): Likewise.
18814 (*sse_ior<mode>3): Likewise.
18815 (*sse2_ior<mode>3): Likewise.
18816 (iortf3): Likewise.
18817 (*iortf3): Likewise.
18818 (xor<mode>3): Likewise.
18819 (*sse_xor<mode>3): Likewise.
18820 (*sse2_xor<mode>3): Likewise.
18821 (xortf3): Likewise.
18822 (*xortf3): Likewise.
18824 2008-04-02 Richard Guenther <rguenther@suse.de>
18826 PR tree-optimization/14495
18827 PR tree-optimization/34793
18828 * tree-vrp.c (struct switch_update): New structure.
18829 (to_remove_edges, to_update_switch_stmts): New VECs.
18830 (simplify_switch_using_ranges): New function. Remove not taken
18831 case labels and edges.
18832 (simplify_stmt_using_ranges): Call it.
18833 (identify_jump_threads): Mark edges we have queued for removal
18834 so we don't thread them.
18835 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18837 * tree-cfg.c (group_case_labels): Deal with missing default label.
18838 (tree_verify_flow_info): Allow missing default label.
18839 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18840 (emit_case_nodes): Likewise.
18841 (expand_case): Do not rely on the default label to be present.
18842 * expr.c (try_casesi): Deal with NULL default_label.
18843 (do_tablejump): Likewise.
18845 2008-04-02 Richard Guenther <rguenther@suse.de>
18847 PR tree-optimization/14495
18848 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18849 SWITCH_EXPR here ...
18850 (vrp_visit_switch_stmt): ... but here (new function).
18851 (find_case_label_index): New helper function.
18852 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18854 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18856 * fwprop.c: Fix ISO-C99ism.
18858 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18861 * Makefile.in (objdir): Set it here.
18862 * configure.ac: Not here. Find dynamic linker characteristics.
18863 * exec-tool.in: Use them.
18864 * aclocal.m4: Regenerate.
18865 * configure: Regenerate.
18867 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18869 * expr.c (expand_var): Delete it.
18870 * expr.h (expand_var): Delete prototype.
18871 * function.c (expand_function_start): Use expand_decl instead.
18872 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18875 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18877 PR rtl-optimization/35542
18878 * fwprop.c (forward_propagate_and_simplify): Replace
18879 loc_reg_mentioned_in_p with reg_mentioned_p.
18881 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18883 PR rtl-optimization/35281
18884 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18885 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18886 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18887 (varying_mem_p): Move above propagate_rtx.
18888 (all_uses_available_at): Do not check MEMs.
18890 2008-04-02 Rafael EspÃndola <espindola@google.com>
18892 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18893 (register_edge_assert_for_2): Split the cond argument.
18894 (register_edge_assert_for_1): Adjust for the change in
18895 register_edge_assert_for_2.
18896 (register_edge_assert_for): Split the cond argument.
18897 (find_switch_asserts): Adjust for the change in
18898 register_edge_assert_for.
18900 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18902 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18903 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18904 offsets for 64-bit mingw.
18905 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18906 abi for x86_64-pc-mingw.
18908 2008-04-02 Richard Guenther <rguenther@suse.de>
18910 * tree-vrp.c (extract_range_from_assert): Make sure to not
18911 produce range min/max with TREE_OVERFOW set.
18912 If merging a anti-range and a range keep the anti-range if
18913 the range covers all values of the type.
18914 (register_edge_assert_for_2): Only allow sign-changing
18915 conversions in detecting canonical range checks. Also
18916 register an assert for the unsigned name if useful.
18918 PR tree-optimization/35787
18919 * tree-vrp.c (vrp_val_max): New function.
18920 (vrp_val_min): Likewise.
18921 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18922 (vrp_val_is_min): Likewise.
18923 (supports_overflow_infinity): Use vrp_val_{min,max}.
18924 (negative_overflow_infinity): Likewise.
18925 (positive_overflow_infinity): Likewise.
18926 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18927 (is_positive_overflow_infinity): Likewise.
18928 (is_overflow_infinity): Likewise.
18929 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18930 vrp_val_is_{min,max}.
18931 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18932 to ranges if possible. Avoid empty ranges.
18934 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18936 PR middle-end/35705
18937 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18938 the expression is a function address.
18940 2008-04-01 George Helffrich <george@gcc.gnu.org>
18942 PR fortran/35154, fortran/23057
18943 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18944 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18945 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18946 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18948 (dbxout_syms): Check for COMMON-based symbol and wrap in
18949 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18950 in bracket for efficiency.
18952 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18953 using DW_TAG_common_block + member offset.
18954 (add_pubname_string): New function.
18955 (dw_expand_expr): New function to find block name and offset for
18957 (common_check): New function to check whether symbol in Fortran COMMON.
18958 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18960 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18963 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18965 2008-04-02 Ben Elliston <bje@au.ibm.com>
18967 * config/v850/v850.md (casesi): Remove if (0) code.
18968 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18969 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18971 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18973 * config/i386/i386.md (rex64suffix): New mode attribute.
18974 (floathi<mode>2): Disable expander for SSE math.
18975 (*floathi<mode>2_1): New insn insn_and_split pattern.
18976 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18977 corresponding post-reload splitters.
18978 (*floathi<mode>2_i387): New macroized insn pattern.
18979 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18980 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18981 insn_and_split pattern.
18982 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18983 New macroized instruction patterns and corresponding post-reload
18985 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18986 and corresponding post-reload splitters.
18987 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18988 New macroized instruction patterns.
18989 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18990 macroized instruction patterns and corresponding post-reload splitters.
18991 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18992 corresponding post-reload splitters.
18993 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18994 New macroized instruction patterns.
18995 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18996 corresponding post-reload splitters.
18997 (*floatsi<mode>2_i387): New macroized instruction patterns.
18999 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19001 * config/i386/i386.md (smaxmin): New.
19002 (umaxmin): Likewise.
19003 (maxminiprefix): Likewise.
19004 (maxminfprefix): Likewise.
19005 (<code><mode>3): Likewise.
19006 (smin<mode>3): Removed.
19007 (smax<mode>3): Likewise.
19009 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19010 (mmx_<code>v4hi3): Likewise.
19011 (mmx_<code>v8qi3): Likewise.
19012 (mmx_smaxv2sf3): Removed.
19013 (mmx_sminv2sf3): Likewise.
19014 (mmx_umaxv8qi3): Likewise.
19015 (mmx_smaxv4hi3): Likewise.
19016 (mmx_uminv8qi3): Likewise.
19017 (mmx_sminv4hi3): Likewise.
19019 * config/i386/sse.md (<addsub><mode>3): New.
19020 (*<addsub><mode>3): Likewise.
19021 (<sse>_vm<addsub><mode>3): Likewise.
19022 (<maxmin><mode>3): Likewise.
19023 (*<maxmin><mode>3_finite): Likewise.
19024 (*<maxmin><mode>3): Likewise.
19025 (<sse>_vm<maxmin><mode>3): Likewise.
19026 (sse3_h<addsub>v4sf3): Likewise.
19027 (sse3_h<addsub>v2df3): Likewise.
19028 (<maxmin>v16qi3): Likewise.
19029 (*<maxmin>v16qi3): Likewise.
19030 (<maxmin>v8hi3): Likewise.
19031 (*<maxmin>v8hi3): Likewise.
19032 (*sse4_1_<maxmin><mode>3): Likewise.
19033 (*sse4_1_<maxmin><mode>3): Likewise.
19034 (add<mode>3): Removed.
19035 (*add<mode>3): Likewise.
19036 (<sse>_vmadd<mode>3): Likewise.
19037 (sub<mode>3): Likewise.
19038 (*sub<mode>3): Likewise.
19039 (<sse>_vmsub<mode>3): Likewise.
19040 (smin<mode>3): Likewise.
19041 (*smin<mode>3_finite): Likewise.
19042 (*smin<mode>3): Likewise.
19043 (<sse>_vmsmin<mode>3): Likewise.
19044 (smax<mode>3): Likewise.
19045 (*smax<mode>3_finite): Likewise.
19046 (*smax<mode>3): Likewise.
19047 (<sse>_vmsmax<mode>3): Likewise.
19048 (sse3_haddv4sf3): Likewise.
19049 (sse3_haddv2df3): Likewise.
19050 (sse3_hsubv4sf3): Likewise.
19051 (sse3_hsubv2df3): Likewise.
19052 (umaxv16qi3): Likewise.
19053 (*umaxv16qi3): Likewise.
19054 (smaxv8hi3): Likewise.
19055 (*smaxv8hi3): Likewise.
19056 (*sse4_1_smax<mode>3): Likewise.
19057 (*sse4_1_umax<mode>3): Likewise.
19058 (uminv16qi3): Likewise.
19059 (*uminv16qi3): Likewise.
19060 (sminv8hi3): Likewise.
19061 (*sminv8hi3): Likewise.
19062 (*sse4_1_smin<mode>3): Likewise.
19063 (*sse4_1_umin<mode>3): Likewise.
19065 2008-04-01 Rafael EspÃndola <espindola@google.com>
19067 * tree-cfg.c (verify_expr): remove in_phi.
19068 (verify_stmt): Don't call walk_tree with verify_expr. Use
19069 is_gimple_min_invariant instead of is_gimple_val.
19071 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19073 * doc/include/gpl_v3.texi: Update for manpage generation.
19074 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19076 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19077 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19078 gpl_v3.texi instead of gpl.texi.
19081 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19084 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19086 2008-04-01 Rafael EspÃndola <espindola@google.com>
19088 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19089 (extract_code_and_val_from_cond): Use
19090 extract_code_and_val_from_cond_with_ops.
19092 2008-04-01 Jan Hubicka <jh@suse.cz>
19094 * function.c (free_after_compilation): Free epilogue_delay_list.
19095 (prepare_function_start): Assert that previous compilation was freed.
19097 2008-04-01 Jan Hubicka <jh@suse.cz>
19098 Jim Wilson <wilson@tuliptree.org>
19099 Andreas Tobler <andreast@gcc.gnu.org>
19101 PR middle-end/35781
19102 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19103 rtl.emit instead cfun->emit.
19104 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19105 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19107 2008-04-01 Ben Elliston <bje@au.ibm.com>
19109 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19111 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19113 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19115 (fprofile-use): Add var flag_profile_use
19116 * coverage.c (coverage_begin_output): Do not open a gcno file for
19117 output only if -ftest-coverage is set.
19118 Do not add getpwd() to gcda file path.
19119 (build_gcov_info): Check the new flag
19120 flag_profile_datafile_relative_path.
19121 (coverage_init): Use profile_data_prefix.
19122 Read profile counter only if flag_profile_use is set.
19123 * opts.c (common_handle_option): New option fprofile-use=,
19124 fprofile-dir=, fprofile-generate=.
19125 * toplev.c (profile_data_prefix): New variable definition.
19126 * toplev.h (profile_data_prefix): New declaration.
19127 * doc/invoke.tex (Option Summary, Optimization Options):
19130 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19132 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19133 use tmp consistently.
19136 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19137 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19138 UNSPEC_FR_RECIP_APPROX_RES.
19139 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19141 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19144 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19146 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19148 PR middle-end/30186
19149 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19150 element of the vector via a pointer.
19152 2008-03-31 Ian Lance Taylor <iant@google.com>
19154 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19156 2008-03-31 Jan Hubicka <jh@suse.cz>
19158 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19159 get_arg_pointer_save_area.
19160 * expr.c (init_expr): Just clear out rtl.expr.
19161 * function.c (free_after_compilation): Clear out whole RTL structure.
19162 (get_func_frame_size): Merge into ...
19163 (get_frame_size): ... this one.
19164 (assign_stack_local_1): Merge into ...
19165 (assign_stack_local): ... this one.
19166 (expand_function_end): Update call of get_arg_pointer_save_area.
19167 (get_art_pointer_save_area): Remove cfun argument.
19168 * function.h (emit_status): regno_pointer_align does not need length
19169 attribute. Move x_regno_reg_rtx to ...
19170 (regno_reg_rtx): ... new global array.
19171 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19172 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19173 apply_args_value, forced_labels, stack_pointer_delta):
19175 (struct varasm_status): Move here from varasm.c
19176 (struct rtl_data): New. Move here some fields from struct function.
19177 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19178 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19179 used_temp_slots avail_temp_slots, temp_slot_level,
19180 nonlocal_goto_handler_labels): Update accesstors.
19181 (rtl): New global variable.
19182 (struct function): Move some fileds to rtl_data.
19183 (get_arg_pointer_save_area): Update prototype.
19184 * emit-rtl.c (rtl): Declare.
19185 (regno_reg_rtx): Declare.
19186 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19188 (gen_reg_rtx): Update.
19189 (init_virtual_regs): Do not tate emit_status argument.
19190 (init_emit): Do not allocate emit.
19191 * varasm.c (varasm_statuc): Move to function.h.
19192 (n_deferred_constatns): Update accestor.
19193 (init_varasm_status): Do not allocate varasm_status.
19194 (force_const_mem, get_pool_size, output_constant_pool): Update.
19195 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19196 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19198 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19200 PR rtl-optimization/35729
19201 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19204 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19207 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19208 load/store if memory is unaligned.
19209 (*movti_rex64): Likewise.
19211 * config/i386/predicates.md (misaligned_operand): New.
19213 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19216 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19219 2008-03-31 Jan Beulich <jbeulich@novell.com>
19221 * config/ia64/constraints.md: Add 'j' constraint.
19222 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19223 (movdi_internal): Likewise.
19225 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19228 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19230 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19233 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19234 proper error message for the third argument on blendpd and
19237 * config/i386/sse.md (blendbits): New.
19238 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19240 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19242 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19244 2008-03-30 Richard Guenther <rguenther@suse.de>
19246 PR middle-end/31023
19247 * fold-const.c (fold_sign_changed_comparison): Do leave
19248 conversions to base-types alone.
19250 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19252 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19253 the link register if one altivec register is be saved.
19255 2008-03-30 Ben Elliston <bje@au.ibm.com>
19257 * final.c (final_scan_insn): Remove if (0) code.
19259 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19261 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19263 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19265 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19266 of V4SFmode to ix86_binary_operator_ok.
19268 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19270 * config/i386/i386.c (override_options): Initialize
19271 ix86_veclib_handler to ix86_veclibabi_svml when
19272 -mveclibabi=svml is used.
19273 (ix86_veclibabi_svml): New function for SVML ABI style
19274 vectorization support.
19275 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19277 2008-03-28 Rafael EspÃndola <espindola@google.com>
19279 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19280 (tree_binary_nonnegative_warnv_p): Make it public.
19281 (tree_single_nonnegative_warnv_p): Make it public.
19282 (tree_invalid_nonnegative_warnv_p): Make it public.
19283 (tree_unary_nonzero_warnv_p): Make it public.
19284 (tree_binary_nonzero_warnv_p): Make it public
19285 (tree_single_nonzero_warnv_p): Make it public.
19286 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19287 (extract_range_from_binary_expr): Split the expr argument.
19288 (extract_range_from_unary_expr): Split the expr argument.
19289 (extract_range_from_comparison): Split the expr argument.
19290 (extract_range_from_expr): Use the new aux functions.
19291 (vrp_evaluate_conditional_warnv): Use
19292 vrp_evaluate_conditional_warnv_with_ops.
19293 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19294 (tree_binary_nonzero_warnv_p): Declare.
19295 (tree_single_nonzero_warnv_p): Declare.
19296 (tree_expr_nonzero_warnv_p): Declare.
19297 (tree_unary_nonnegative_warnv_p): Declare.
19298 (tree_binary_nonnegative_warnv_p): Declare.
19299 (tree_single_nonnegative_warnv_p): Declare.
19300 (tree_invalid_nonnegative_warnv_p): Declare.
19302 2008-03-28 Richard Guenther <rguenther@suse.de>
19304 PR tree-optimization/30317
19305 PR tree-optimization/30911
19306 PR tree-optimization/34793
19307 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19308 (struct assert_locus_d): New member EXPR.
19309 (register_new_assert_for): Add EXPR parameter to support
19310 ASSERT_EXPR <name, expr OP limit>.
19311 (register_edge_assert_for_1): Adjust callers.
19312 (find_assert_locations): Likewise.
19313 (process_assert_insertions_for): Build condition from expression.
19314 (extract_range_from_assert): Handle ASSERT_EXPRs
19315 of the form ASSERT_EXPR <name, expr OP limit>.
19316 (register_edge_assert_for_2): New helper registering
19317 asserts for comparisons. Recognize range tests of the form
19318 (unsigned)i - CST1 OP CST2.
19319 (register_edge_assert_for_1): Use it.
19320 (register_edge_assert_for): Likewise.
19321 (needs_overflow_infinity): Integer sub-types
19322 do not need overflow infinities.
19323 (vrp_val_is_max): The extreme values of integer sub-types
19324 are those of the base type.
19325 (vrp_val_is_min): Likewise.
19326 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19329 2008-03-28 Nick Clifton <nickc@redhat.com>
19332 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19333 Return GENERAL_REGS for stack adjustment reloads.
19335 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19338 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19339 const_vector when all the vectors are constant.
19341 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19343 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19345 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19346 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19348 (s<code>_sf): Use new scc_sf attribute for opcode names.
19350 2008-03-27 Tom Tromey <tromey@redhat.com>
19352 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19353 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19354 config/spu/t-spu-elf, config/i386/t-interix,
19355 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19356 config/i386/x-darwin, config/i386/x-mingw32,
19357 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19358 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19359 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19360 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19361 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19362 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19363 config/score/t-score-elf, config/arm/t-strongarm-pe,
19364 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19365 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19366 Revert automatic dependency patch.
19368 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19371 * config/i386/i386.c (ix86_function_arg_boundary): Align
19372 decimal floating point to its natural boundary.
19374 2008-03-27 Richard Guenther <rguenther@suse.de>
19376 PR middle-end/35716
19377 * fold-const.c (fold_comparison): Restrict distinct decl
19378 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19379 solely rely on operand_equal_p.
19381 2008-03-27 Richard Guenther <rguenther@suse.de>
19384 * c-common.c (handle_weak_attribute): Reject combination of
19387 2008-03-27 Richard Guenther <rguenther@suse.de>
19389 PR tree-optimization/32810
19390 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19391 conversions from DECL_INITIAL.
19392 (fold_const_aggregate_ref): Likewise from constructor elements.
19394 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19396 * tree-affine.h (aff_combination_expand): Declare.
19397 (get_inner_reference_aff): Likewise.
19398 * tree-affine.c (aff_combination_expand): Split out from
19399 tree_to_aff_combination_expand.
19400 (get_inner_reference_aff): New function.
19401 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19402 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19403 (struct lim_aux_data): sm_done field removed.
19404 (mem_ref_loc_p, mem_ref_locs_p): New types.
19405 (struct mem_ref): Added id, stored, accesses_in_loop,
19406 indep_loop, dep_loop, indep_ref, dep_ref fields.
19407 Removed is_stored, locs and next fields.
19408 (memory_accesses): New variable.
19409 (movement_possibility): Do not allow moving statements
19410 that store to memory.
19411 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19413 (determine_max_movement): For statements with memory references,
19414 find the outermost loop in that the reference is independent.
19415 (move_computations_stmt): Mark the virtual operands for renaming.
19416 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19417 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19418 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19419 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19420 create_vop_ref_mapping, analyze_memory_references,
19421 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19422 get_all_locs_in_loop, ref_always_accessed_p,
19423 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19424 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19425 store_motion_loop, store_motion): New functions.
19426 (struct vop_to_refs_elt): New type.
19427 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19428 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19429 (schedule_sm): Replaced by...
19430 (execute_sm): ... this.
19431 (determine_lsm_ref, hoist_memory_references,
19432 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19433 find_more_ref_vops, free_mem_ref, free_mem_refs,
19434 determine_lsm_loop, determine_lsm): Removed.
19435 (tree_ssa_lim_finalize): Free data structures used by store motion.
19436 (tree_ssa_lim): Call analyze_memory_references. Use
19437 store_motion instead of determine_lsm.
19439 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19441 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19442 rename tmake_file to m68hc11/t-m68hc11.
19443 (mcore): Set inhibit_libc to true.
19444 * config.host (alpha*-dec-*vms*): Set extra_programs.
19445 (interix3*): Don't use host_xmake_file.
19446 * configure.ac: Let config.gcc override inhibit_libc.
19447 * configure: Regenerate.
19449 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19450 * config/t-openbsd-thread: Remove commented out lines.
19452 * config/x-interix: Remove.
19454 * config/m68hc11/t-m68hc11-gas: Rename to...
19455 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19457 * config/mcore/t-mcore: Remove T_CFLAGS.
19458 * config/mcore/t-mcore-pe: Likewise.
19460 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19462 * configure.ac: Replace custom __GNU_SOURCE test with
19463 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19464 * aclocal.m4: Regenerate.
19465 * configure: Regenerate.
19466 * config.in: Regenerate.
19468 2008-03-27 Richard Guenther <rguenther@suse.de>
19470 * fold-const.c (target.h): Include.
19471 (fold_comparison): Fold comparison of addresses of decls
19472 that bind locally or of constants. Consolidate address folding code.
19473 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19474 results from fold_binary_to_constant.
19475 (compare_values_warnv): Likewise.
19477 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19479 PR middle-end/35429
19480 * fold-const.c (fold_truthop): Check for integeral types when folding
19481 a == 0 && b == 0 and a != 0 || b != 0 .
19483 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19485 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19487 2008-03-26 Andreas Schwab <schwab@suse.de>
19489 * doc/invoke.texi: Fix use of @item vs. @itemx.
19491 2008-03-26 Tom Tromey <tromey@redhat.com>
19493 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19494 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19495 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19496 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19497 build/genconstants.o, build/genemit.o, build/genextract.o,
19498 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19499 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19502 2008-03-26 Richard Guenther <rguenther@suse.de>
19505 2008-03-26 Richard Guenther <rguenther@suse.de>
19507 * fold-const.c (target.h): Include.
19508 (fold_comparison): Fold comparison of addresses of two decls
19509 that bind locally. Consolidate address folding code.
19511 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19513 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19514 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19515 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19516 dconstsqrt2, dconstthird, dconste and/or dconst10.
19517 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19518 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19519 dconstsqrt2, dconste): Delete.
19520 (init_emit_once): Likewise. Simplify initializing dconstm1.
19522 * real.c (get_real_const): New.
19523 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19524 dconstsqrt2, dconste): Delete.
19525 (real_value_const, get_real_const): New.
19527 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19529 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19531 * config/i386/i386.c (ix86_function_arg_boundary): Check
19532 BIGGEST_ALIGNMENT instead of 128.
19533 (setup_incoming_varargs_64): Likewise.
19535 2008-03-26 Tom Tromey <tromey@redhat.com>
19537 * Makefile.in (DEPFILES): Add missing '/'.
19539 2008-03-26 Richard Guenther <rguenther@suse.de>
19541 * fold-const.c (target.h): Include.
19542 (fold_comparison): Fold comparison of addresses of two decls
19543 that bind locally. Consolidate address folding code.
19545 2008-03-26 Nick Clifton <nickc@redhat.com>
19548 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19549 not allow INT+INT as a legitimate addressing mode.
19551 2008-03-26 Richard Guenther <rguenther@suse.de>
19553 * tree-flow.h (widen_bitfield): Remove declaration.
19554 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19555 (widen_bitfield): Remove function.
19556 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19559 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19562 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19565 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19567 PR rtl-optimization/35232
19568 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19569 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19570 reg_reloaded_call_part_clobbered here.
19571 (reload_regs_reach_end_p): New function.
19572 (reload_reg_rtx_for_input): New variable.
19573 (reload_reg_rtx_for_output): Likewise.
19574 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19575 when reassigning a pseudo register. Load reloadreg from
19576 reload_reg_rtx_for_input, moving the mode and register
19578 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19579 instead of the original when deciding whether an input reload
19580 would be a no-op or whether an output reload can be deleted.
19581 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19582 when setting up new_spill_reg_store. Load it from
19583 reload_reg_rtx_for_output, moving the mode and register
19585 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19586 instead of the original when deciding whether an output reload
19587 would be a no-op. Do the same when modifying insn notes.
19588 Use rtx_equal_p instead of == to compare the registers.
19589 (inherit_piecemeal_p): Take a mode and two register numbers
19591 (emit_reload_insns): Clear new_spill_reg_store for every hard
19592 register in the reload register. Remove spill registers
19593 from reg_reloaded_valid before considering whether to record
19594 inheritance information for them. Use reload_reg_rtx_for_output
19595 instead of reg_rtx when recording output reloads. Use
19596 reload_reg_rtx_for_input instead of reg_rtx when recording
19597 input reloads. Set or clear reg_reloaded_call_part_clobbered
19598 at the same time as setting reg_reloaded_valid.
19599 (delete_output_reload): Add a new_reload_reg parameter and use it
19600 instead of rld[j].reg_rtx.
19601 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19604 2008-03-25 Tom Tromey <tromey@redhat.com>
19606 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19607 (build/genattr.o): Likewise.
19608 (build/genattrtab.o): Likewise.
19609 (build/gencodes.o): Likewise.
19610 (build/genconfig.o): Likewise.
19611 (build/genconstants.o): Likewise.
19612 (build/genemit.o): Likewise.
19613 (build/genextract.o): Likewise.
19614 (build/genflags.o): Likewise.
19616 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19618 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19619 instead of size_int for integer types.
19620 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19621 to match type of MINUS_EXPR.
19623 2008-03-25 Tom Tromey <tromey@redhat.com>
19625 * configure: Rebuilt.
19626 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19629 2008-03-25 Tom Tromey <tromey@redhat.com>
19631 * config/x-solaris (host-solaris.o): Update.
19632 * config/x-linux (host-linux.o): Update.
19633 * config/x-hpux (host-hpux.o): Update.
19634 * config/x-darwin (host-darwin.o): Update.
19635 * config/v850/t-v850e (v850-c.o): Update.
19636 * config/v850/t-v850 (v850-c.o): Update.
19637 * config/t-vxworks (vxworks.o): Update.
19638 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19639 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19640 * config/spu/t-spu-elf (spu-c.o): Update.
19642 * config/sh/t-symbian (sh-c.o): Update.
19643 (symbian.o): Update.
19644 * config/sh/t-sh (sh-c.o): Update.
19645 * config/score/t-score-elf (score7.o, score3.o): Update.
19646 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19647 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19648 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19649 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19650 (rs6000.o): Remove.
19651 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19652 * config/m32c/t-m32c (m32c-pragma.o): Update.
19653 * config/ia64/t-ia64 (ia64-c.o): Update.
19654 * config/i386/x-mingw32 (host-mingw32.o): Update.
19655 * config/i386/x-i386 (driver-i386.o): Update.
19656 * config/i386/x-darwin (host-i386-darwin.o): Update.
19657 * config/i386/x-cygwin (host-cygwin.o): Update.
19658 * config/i386/t-nwld (nwld.o): Update.
19659 * config/i386/t-netware (netware.o): Update.
19660 * config/i386/t-interix (winnt.o): Update.
19661 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19662 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19663 msformat-c.o): Update.
19664 * config/bfin/t-bfin-linux (generated_files): Add
19665 linux-sysroot-suffix.h.
19666 * config/arm/t-wince-pe (pe.o): Update.
19667 * config/arm/t-strongarm-pe (pe.o): Update.
19668 * config/arm/t-pe (pe.o): Update.
19669 * config/arm/t-arm (arm-c.o): Update.
19670 * doc/install.texi (Prerequisites): Require make 3.80.
19671 * Makefile.in: Remove .o targets.
19672 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19673 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19674 (simple_generated_h, simple_generated_c): Move earlier.
19675 (generated_files): New variable.
19676 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19677 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19678 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19679 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19680 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19681 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19682 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19683 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19684 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19685 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19686 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19687 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19689 (COMPILE.base, COMPILE): New variables.
19690 (%.o): New pattern rule.
19691 (ALL_HOST_OBJS): New variable.
19692 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19693 (dummy-checksum.o, cc1-checksum.o): Remove.
19694 (DRIVER_SHLIB): New variable.
19695 (DRIVER_DEFINES): Use it.
19696 (gencondmd.c): Move out of build/.
19697 (s-conditions): Update.
19698 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19699 (ALL_BUILD_OBJS): Likewise.
19700 (build/%.o): Use BUILDCOMPILE.
19701 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19702 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19703 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19704 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19705 build/genconfig.o, build/genconstants.o, build/genemit.o,
19706 build/genextract.o, build/genflags.o, build/genmddeps.o,
19707 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19708 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19709 build/gen-protos.o, build/scan.o, build/fix-header.o,
19710 build/scan-decls.o): Simplify.
19711 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19712 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19713 prefix.o, toplev.o): Reduce to variable setting.
19714 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19715 ($(out_object_file), gcc-options.o): New targets.
19716 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19717 * configure: Rebuilt.
19718 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19719 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19721 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19723 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19724 complain when we hit an error, return ERROR_MARK_NODE.
19726 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19728 * config/sh/constraints.md (Pso, Psz): New constraints.
19729 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19730 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19732 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19734 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19735 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19737 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19739 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19740 (prefetch_sh2a): New.
19742 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19743 Naveen.H.S <naveen.hs@kpitcummins.com>
19745 * config/sh/constraints.md (I28): New constraint.
19746 * config/sh/sh.c (broken_move): Add support for movi20s.
19747 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19749 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19750 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19751 Naveen.H.S <naveen.hs@kpitcummins.com>
19753 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19754 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19755 (print_operand): Handle resbank in %@ operand code.
19756 (sh_encode_section_info): New.
19757 (push_regs): Add conditions for resbank.
19758 (sh_expand_epilogue): Likewise.
19759 (sh_insert_attributes): Likewise.
19760 (sh_attribute_table): Likewise.
19761 (sh_handle_resbank_handler_attribute): New.
19762 (sh2a_handle_function_vector_handler_attribute): New.
19763 (sh2a_is_function_vector_call): New.
19764 (sh2a_get_function_vector_number): New.
19765 (sh2a_function_vector_p): New.
19766 (sh_cfun_resbank_handler_p): New.
19767 * config/sh/sh.md (calli): Emit jsr/n if possible.
19768 (calli_tbr_rel): New.
19769 (calli_pcrel): Emit jsr/n if possible.
19770 (return_i): Emit rts/n if possible.
19771 (call_valuei_tbr_rel): New.
19772 (call_valuei_pcrel): Add condition for SH2A target.
19773 (call_value): Likewise.
19774 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19775 (sh2a_get_function_vector_number): Likewise.
19776 (sh2a_is_function_vector_call): Likewise.
19777 * doc/extend.texi: Document TBR relative addressing of SH2A.
19778 (resbank): Add description for SH2A.
19780 2008-03-24 Richard Guenther <rguenther@suse.de>
19783 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19784 pointer assignments change conversions according to middle-end rules.
19785 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19786 * configure.ac: Include type checking in yes.
19787 * configure: Regenerate.
19789 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19791 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19792 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19794 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19796 * gthr-vxworks.h (UNUSED): Define.
19798 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19800 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19802 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19804 * doc/extend.texi (Function Attributes): Add missing comma in the
19805 example of the "alloc_size" attribute.
19807 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19810 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19812 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19815 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19818 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19819 of the underlying type of a MS bitfield layout to the natural
19820 alignment of the type.
19822 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19824 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19825 to their natural alignment to avoid store forwarding stalls.
19827 2008-03-22 Richard Guenther <rguenther@suse.de>
19829 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19830 For PHI nodes verify the address is invariant.
19831 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19832 (get_symbol_constant_value): Use is_gimple_min_invariant.
19833 (maybe_fold_stmt_indirect): Likewise.
19835 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19837 PR rtl-optimization/33927
19838 * Makefile.in (dse.o): Depend on $(TM_P_H).
19839 * expr.h (extract_low_bits): Declare.
19840 * expmed.c (extract_low_bits): New function.
19841 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19842 * dse.c: Include tm_p.h.
19843 (find_shift_sequence): Remove the read_reg argument and return the
19844 read value. Emit the instructions instead of returning them.
19845 Iterate on new_mode rather than calculating it each time.
19846 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19847 source to NEW_MODE and extract_low_bits to convert the shifted
19848 value to READ_MODE.
19849 (replace_read): Allow the load and store to have different mode
19850 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19851 or extraction instructions before trying the replacement. Update
19852 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19854 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19856 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19857 to their natural alignment to avoid store forwarding stalls.
19859 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19862 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19863 encouraging but not allowing gprs for input;
19864 change the input constraint to !f#r.
19865 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19867 change the output constraint to !f#r.
19869 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19872 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19873 corresponding post-reload splitters.
19874 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19875 when x87 FP math is selected.
19876 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19877 New function prototype.
19878 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19879 unreachable function to ease macroization of insn patterns.
19881 2008-03-21 Martin Jambor <mjambor@suse.cz>
19883 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19884 reference dumps if ddr is NULL or dependence is unknown.
19886 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19888 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19889 unsigned extension into account.
19890 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19891 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19892 Do computations on a scratch register.
19894 2008-03-21 Richard Guenther <rguenther@suse.de>
19896 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19897 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19898 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19899 * tree-ssa-dom.c (record_equality): Likewise.
19900 * tree-inline.c (copy_body_r): Likewise.
19901 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19904 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19906 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19907 as 'delete_unused' argument.
19909 2008-03-20 Richard Guenther <rguenther@suse.de>
19911 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19912 special casing of constant qualifiers.
19913 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19914 care about them in general.
19915 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19916 regardless of their type.
19917 (fold_stmt_r): Forcefully fold *& if we end up with that.
19919 2008-03-20 Paul Brook <paul@codesourcery.com>
19921 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19922 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19924 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19926 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19927 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19929 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19931 * common.opt (Wmudflap): New option.
19932 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19933 (mx_register_decls): Likewise.
19934 (mudflap_finish_file): Likewise.
19935 * doc/invoke.texi: Document -Wno-mudflap.
19937 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19939 * c-format.c (replace_format_name_to_system_name): New.
19940 (cmp_attribs): New.
19941 (convert_format_name_to_system_name): New.
19942 (decode_format_attr): Add use of convert_format_name_to_system_name.
19943 (format_types_orig): Add gnu_ prefix to names.
19944 (check_format_info_main): Special treating of \0 escaped names for
19945 supporting multi-character format specifiers as I32, I64.
19946 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19947 (gnu_target_overrides_format_attributes): New.
19948 * c-format.h: Add structure target_ovr_attr to hold
19949 system specific formatter names.
19950 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19951 msformat-c.o file to c_target_objs and cxx_target_objs.
19952 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19953 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19954 (TARGET_N_FORMAT_TYPES): New.
19955 * config/i386/msformat-c.c: New.
19956 * config/i386/t-cygming: Add build rule for msformat-c.o.
19957 * doc/extend.texi: Add new format names gnu_* and ms_* and
19959 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19961 2008-03-20 Ira Rosen <irar@il.ibm.com>
19963 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19964 optimizations turned on under -O3.
19965 (ftree-vectorize): Add that the flag is turned on with -O3.
19967 2008-03-20 Ben Elliston <bje@au.ibm.com>
19969 * regmove.c (try_auto_increment): Fix spelling error in comment.
19970 * final.c (final_scan_insn): Likewise.
19972 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19975 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19976 allocator preferences for "y" and "r" class registers.
19977 ("*mov<mode>_internal"): Ditto.
19978 ("*movv2sf_internal_rex64"): Ditto.
19979 ("*movv2sf_internal"): Ditto.
19981 2008-03-19 Michael Matz <matz@suse.de>
19983 PR middle-end/35616
19984 * calls.c (expand_call): Check overlap of arguments with call
19985 address for sibcalls.
19987 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19990 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19991 of the underlying type of a MS bitfield layout to the natural
19992 alignment of the type.
19994 2008-03-19 Jan Hubicka <jh@suse.cz>
19997 * toplev.c (decode_d_option): Handle all CPP flags.
19998 * tree-vrp.c: Update tree_pass descriptors.
19999 * regrename.c: Update tree_pass descriptors.
20000 * fwprop.c: Update tree_pass descriptors.
20001 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20002 * tree-into-ssa.c: Update tree_pass descriptors.
20003 * tree-dump.c: Update tree_pass descriptors.
20004 * tree-complex.c: Update tree_pass descriptors.
20005 * tree-dump.h: Update tree_pass descriptors.
20006 * see.c: Update tree_pass descriptors.
20007 * cgraphbuild.c: Update tree_pass descriptors.
20008 * tracer.c: Update tree_pass descriptors.
20009 * tree-loop-distribution.c: Update tree_pass descriptors.
20010 * cgraph.c: Update tree_pass descriptors.
20011 * postreload-gcse.c: Update tree_pass descriptors.
20012 * postreload.c: Update tree_pass descriptors.
20013 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20014 * tree-tailcall.c: Update tree_pass descriptors.
20015 * tree-pass.h (tree_opt_pass): Rename to ...
20016 (opt_pass) ... this one; add "type" field and remove letter field.
20017 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20018 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20019 all_lowering_passes): Update declaration.
20020 * ipa-cp.c: Update tree_pass descriptors.
20021 * final.c: Update tree_pass descriptors.
20022 * omp-low.c: Update tree_pass descriptors.
20023 * tree-ssa-dse.c: Update tree_pass descriptors.
20024 * ipa-reference.c: Update tree_pass descriptors.
20025 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20026 * auto-inc-dec.c: Update tree_pass descriptors.
20027 * reorg.c: Update tree_pass descriptors.
20028 * cgraphunit.c: Update tree_pass descriptors.
20029 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20030 * tree-ssa-ccp.c: Update tree_pass descriptors.
20031 * df-core.c: Update tree_pass descriptors.
20032 * mode-switching.c: Update tree_pass descriptors.
20033 * tree-nomudflap.c: Update tree_pass descriptors.
20034 * modulo-sched.c: Update tree_pass descriptors.
20035 * ipa-pure-const.c: Update tree_pass descriptors.
20036 * cse.c: Update tree_pass descriptors.
20037 * web.c: Update tree_pass descriptors.
20038 * tree-stdarg.c: Update tree_pass descriptors.
20039 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20040 * tree-ssa-dom.c: Update tree_pass descriptors.
20041 * tree-nrv.c: Update tree_pass descriptors.
20042 * tree-ssa-alias.c: Update tree_pass descriptors.
20043 * loop-init.c: Update tree_pass descriptors.
20044 * gimple-low.c: Update tree_pass descriptors.
20045 * ipa-inline.c: Update tree_pass descriptors.
20046 * tree-ssa-sink.c: Update tree_pass descriptors.
20047 * global.c: Update tree_pass descriptors.
20048 * ifcvt.c: Update tree_pass descriptors.
20049 * jump.c: Update tree_pass descriptors.
20050 * predict.c: Update tree_pass descriptors.
20051 * tree-ssa-loop.c: Update tree_pass descriptors.
20052 * recog.c: Update tree_pass descriptors.
20053 * dse.c: Update tree_pass descriptors.
20054 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20055 * tree-eh.c: Update tree_pass descriptors.
20056 * regmove.c: Update tree_pass descriptors.
20058 * function.c: Update tree_pass descriptors.
20059 * tree-vectorizer.c: Update tree_pass descriptors.
20060 * gcse.c: Update tree_pass descriptors.
20061 * ipa-type-escape.c: Update tree_pass descriptors.
20062 * tree-if-conv.c: Update tree_pass descriptors.
20063 * init-regs.c: Update tree_pass descriptors.
20064 * ipa.c: Update tree_pass descriptors.
20065 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20066 * rtl-factoring.c: Update tree_pass descriptors.
20067 * lower-subreg.c: Update tree_pass descriptors.
20068 * bt-load.c: Update tree_pass descriptors.
20069 * tree-dfa.c: Update tree_pass descriptors.
20070 * except.c: Update tree_pass descriptors.
20071 * emit-rtl.c: Update tree_pass descriptors.
20072 * cfgexpand.c: Update tree_pass descriptors.
20073 * tree-cfgcleanup.c: Update tree_pass descriptors.
20074 * cfgcleanup.c: Update tree_pass descriptors.
20075 * tree-ssa-pre.c: Update tree_pass descriptors.
20076 * tree-sra.c: Update tree_pass descriptors.
20077 * tree-mudflap.c: Update tree_pass descriptors.
20078 * tree-ssa-copy.c: Update tree_pass descriptors.
20079 * cfglayout.c: Update tree_pass descriptors.
20080 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20081 * tree-ssa-dce.c: Update tree_pass descriptors.
20082 * tree-ssa.c: Update tree_pass descriptors.
20083 * regclass.c: Update tree_pass descriptors.
20084 * integrate.c: Update tree_pass descriptors.
20085 * tree-optimize.c: Update tree_pass descriptors.
20086 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20087 * tree-object-size.c: Update tree_pass descriptors.
20088 * combine.c: Update tree_pass descriptors.
20089 * tree-outof-ssa.c: Update tree_pass descriptors.
20090 * bb-reorder.c: Update tree_pass descriptors.
20091 * stack-ptr-mod.c: Update tree_pass descriptors.
20092 * var-tracking.c: Update tree_pass descriptors.
20093 * tree-profile.c: Update tree_pass descriptors.
20094 * tree-vect-generic.c: Update tree_pass descriptors.
20095 * reg-stack.c: Update tree_pass descriptors.
20096 * sched-rgn.c: Update tree_pass descriptors.
20097 * tree-ssa-structalias.c: Update tree_pass descriptors.
20098 * tree-cfg.c: Update tree_pass descriptors.
20099 * passes.c (current_pass): Update declaration.
20100 (finish_optimization_passes): Update.
20101 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20102 (register_one_dump_file, register_dump_files_1, next_pass_1):
20104 (init_optimization_passes): Update handling of new types.
20105 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20106 * ipa-struct-reorg.c: Update tree_pass descriptors.
20107 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20108 * combine-stack-adj.c: Update tree_pass descriptors.
20109 * cfgrtl.c: Update tree_pass descriptors.
20110 * dce.c: Update tree_pass descriptors.
20111 * tree-ssanames.c: Update tree_pass descriptors.
20113 2008-03-19 Richard Guenther <rguenther@suse.de>
20115 PR middle-end/35609
20116 * tree-ssa.c (walk_data): New structure.
20117 (warn_uninitialized_var): If not always_executed warn with "maybe"
20119 (execute_early_warn_uninitialized): Compute post-dominators.
20120 Initialize always_executed before processing each basic block.
20122 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20125 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20126 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20128 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20130 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20132 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20134 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20136 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20137 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20138 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20139 target after ignore has been set, and move there also the commputation
20140 of subtarget and original_target.
20141 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20142 (LANG_HOOKS_INITIALIZER): Remove it.
20143 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20145 2008-03-18 Richard Guenther <rguenther@suse.de>
20147 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20148 found an expression with constants, note that in the VN for the lhs.
20149 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20150 fold them to constants if possible. Run cleanup_cfg if done so.
20151 (execute_pre): Return todo.
20152 (do_pre): Likewise.
20153 (execute_fre): Likewise.
20154 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20156 (get_prop_source_stmt): Look through pointer conversions.
20158 2008-03-18 Jan Hubicka <jh@suse.cz>
20160 * tree-pretty-print.c: Include predict.h.
20161 (dump_generic_node): Dump predictor.
20162 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20163 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20164 * gimple-low.c (lower_stmt): Likewise.
20165 * expr.c (expand_expr_real): Likewise.
20166 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20168 (build_predict_expr, build_predict_expr): New.
20169 * predict.h (predictor_name, build_predict_expr): Update.
20170 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20171 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20172 * predict.def (PRED_CONTINUE): Update hitrate.
20173 * tree.def (PREDICT_EXPR): Define.
20174 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20175 do not handle BIND_EXPR.
20176 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20177 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20178 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20181 2008-03-18 Michael Matz <matz@suse.de>
20183 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20185 2008-03-18 Richard Guenther <rguenther@suse.de>
20187 * tree-gimple.h (is_gimple_invariant_address): Declare.
20188 (is_gimple_constant): Likewise.
20189 * tree-gimple.c (is_gimple_constant): New function.
20190 (is_gimple_invariant_address): Likewise.
20191 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20192 and is_gimple_invariant_address.
20193 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20195 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20196 an addressable base.
20198 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20200 PR middle-end/35611
20201 * gimplify.c (gimplify_expr): Gimplify second operand of
20204 2008-03-17 Richard Guenther <rguenther@suse.de>
20206 PR tree-optimization/19637
20207 * fold-const.c (fold_unary): Remove restrictions of removing
20208 intermediate pointer-conversions (P2)(P1)P0.
20209 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20210 conversion to void pointer.
20211 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20213 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20216 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20217 emulated thread local variables.
20219 2008-03-16 Richard Guenther <rguenther@suse.de>
20221 PR middle-end/35607
20222 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20223 expand TREE_INVARIANT operations that are not gimple invariant.
20225 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20227 * doc/extend.texi (Alignment): Say that the ABI controls
20228 the __alignof__ for non-strict-alignment targets rather
20229 than being a recommendation.
20231 2008-03-15 Paul Brook <paul@codesourcery.com>
20233 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20235 (arm_output_fn_unwind): Mark functions that can not be unwound.
20237 2008-03-15 Paul Brook <paul@codesourcery.com>
20239 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20240 extension instructions.
20242 2008-03-15 Richard Guenther <rguenther@suse.de>
20244 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20245 and fold constant aggregate refs.
20246 (fold_const_aggregate_ref): Handle string constants
20247 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20248 (evaluate_stmt): Simplify now that ccp_fold folds constant
20251 2008-03-15 Paul Brook <paul@codesourcery.com>
20253 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20254 (extzv): Use gen_extzv_t2.
20255 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20257 2008-03-15 Richard Guenther <rguenther@suse.de>
20259 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20260 (fold_const_aggregate_ref): Likewise.
20261 (get_value): Return NULL if we don't have any values.
20262 (ccp_finalize): Set const_val to NULL after freeing it.
20263 * tree-flow.h (get_symbol_constant_value): Declare.
20264 (fold_const_aggregate_ref): Likewise.
20265 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20267 2008-03-15 Richard Guenther <rguenther@suse.de>
20269 PR middle-end/35593
20270 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20271 to not produce negative array indices if not allowed. Add
20272 parameter to indicate that.
20273 (maybe_fold_offset_to_component_ref): Allow negative array
20274 indices only for the first member of a structure.
20275 (maybe_fold_offset_to_reference): Allow negative array indices.
20276 (maybe_fold_stmt_addition): Likewise.
20278 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20279 Anatoly Sokolov <aesok@post.ru>
20281 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20282 (avr_arch): Add ARCH_AVR6.
20283 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20284 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20285 instead of fixed value 2.
20286 (print_operand_address): Use gs() asm specifier instead of pm().
20287 (avr_assemble_integer): (Ditto.).
20288 (avr_output_addr_vec_elt): (Ditto.).
20289 (print_operand): Handle "!" code.
20290 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20291 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20292 (AVR_HAVE_EIJMP_EICALL): Define.
20293 (AVR_3_BYTE_PC): Redefine.
20294 (AVR_2_BYTE_PC): (Ditto.).
20295 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20296 (LINK_SPEC): Add atmega2560 and atmega2561.
20297 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20299 * config/avr/avr.md (call_insn): Use eicall instead of icall
20300 for 3 byte PC devices.
20301 (call_value_insn): (Ditto.).
20302 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20303 (indirect_jump): Use only for for 2 byte PC devices.
20304 (*tablejump): (Ditto.).
20305 (*indirect_jump_avr6): Add insn.
20306 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20307 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20308 instead of ijmp for 3 byte PC devices.
20309 (__tablejump2__): (Ditto.).
20310 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20311 (MULITLIB_DIRNAMES): (Ditto.).
20312 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20314 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20316 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20317 "sse2_umulsidi3". Use V1DI mode for operand 0.
20318 ("mmx_psadbw"): Use V1DI mode for operand 0.
20319 * config/i386/i386-modes.def (V1SI): New vector mode.
20320 * config/i386/i386.c (struct builtin_description)
20321 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20322 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20323 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20324 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20325 v1di_ftype_v8qi_v8qi type.
20326 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20328 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20329 __builtin_ia32_pmuludq]: Fix the mode of return value.
20331 2008-03-15 Richard Guenther <rguenther@suse.de>
20333 PR middle-end/35595
20334 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20337 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20339 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20340 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20341 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20342 unless TARGET_SERIALIZE_VOLATILE is enabled.
20343 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20344 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20345 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20347 2008-03-14 Richard Guenther <rguenther@suse.de>
20349 PR tree-optimization/34172
20350 * tree-flow.h (refs_may_alias_p): Declare.
20351 (get_single_def_stmt): Likewise.
20352 (get_single_def_stmt_from_phi): Likewise.
20353 (get_single_def_stmt_with_phi): Likewise.
20354 * tree-dfa.c (refs_may_alias_p): New function.
20355 (get_single_def_stmt): Likewise.
20356 (get_single_def_stmt_from_phi): Likewise.
20357 (get_single_def_stmt_with_phi): Likewise.
20358 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20359 (vn_reference_lookup_1): New helper function.
20360 (vn_reference_lookup): Walk the virtual use-def chain to
20361 continue searching for a match if the def does not alias the
20362 reference we are looking for.
20364 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20366 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20367 archive and Perzl. Update The Written Word listing.
20369 2008-03-14 Richard Guenther <rguenther@suse.de>
20371 PR tree-optimization/34043
20372 PR tree-optimization/33989
20373 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20375 (bitmap_find_leader): Use extra argument to verify dominance
20376 relationship inside a basic-block.
20377 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20378 (find_leader_in_sets): Adjust.
20379 (create_component_ref_by_pieces): Take extra argument for
20380 dominance check, handle lookup failures.
20381 (find_or_generate_expression): Likewise.
20382 (create_expression_by_pieces): Likewise.
20383 (insert_into_preds_of_block): Adjust.
20384 (create_value_expr_from): If asked for, verify all operands
20385 are in the blocks AVAIL_OUT set.
20386 (make_values_for_stmt): Check for SSA_NAMEs that are life
20387 over an abnormal edge.
20388 (compute_avail): Remove such check.
20389 (do_SCCVN_insertion): New function.
20390 (eliminate): If we do not find a leader suitable for replacement
20391 insert a replacement expression from SCCVN if available.
20392 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20393 (struct vn_ssa_aux): Add needs_insertion flag.
20394 * tree-ssa-sccvn.c (may_insert): New global flag.
20395 (copy_reference_ops_from_ref): Value-number union member access
20396 based on its size, not type and member if insertion is allowed.
20397 (visit_reference_op_load): For a weak match from union type
20398 punning lookup a view-converted value and insert a SSA_NAME
20399 for that value if that is not found.
20400 (visit_use): Make dumps shorter. Do not disallow value numbering
20401 SSA_NAMEs that are life over an abnormal edge to constants.
20402 (free_scc_vn): Release inserted SSA_NAMEs.
20403 (run_scc_vn): New flag to specify whether insertion is allowed.
20404 Process SSA_NAMEs in forward order.
20405 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20406 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20407 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20408 pointer type to/from integral types that do not change the
20409 precision to regular conversions.
20411 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20413 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20414 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20415 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20416 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20417 input arguments and the mode of return value. Built-in functions
20418 that operate on whole 64-bit MMX register now use V1DI mode.
20420 2008-03-13 Alon Dayan <alond@il.ibm.com>
20421 Olga Golovanevsky <olga@il.ibm.com>
20423 PR tree-optimization/35041
20424 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20425 to locate the right position in a statement.
20427 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20431 * config/i386/xmmintrin.h: Change all static inline functions to
20432 extern inline and add __gnu_inline__ attribute.
20433 * config/i386/bmintrin.h: Ditto.
20434 * config/i386/smmintrin.h: Ditto.
20435 * config/i386/tmmintrin.h: Ditto.
20436 * config/i386/mmintrin-common.h: Ditto.
20437 * config/i386/ammintrin.h: Ditto.
20438 * config/i386/emmintrin.h: Ditto.
20439 * config/i386/pmmintrin.h: Ditto.
20440 * config/i386/mmintrin.h: Ditto.
20441 * config/i386/mm3dnow.h: Ditto.
20443 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20445 PR middle-end/35185
20446 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20447 (lower_omp_2): New function.
20448 (lower_omp_1, lower_omp): Rewritten.
20450 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20453 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20454 with the phrase "Microsoft Windows compilers".
20455 (Push/Pop Macro Pragmas): New subsection. Document
20456 #pragma push_macro and pragma pop_macro.
20458 2008-03-12 Paul Brook <paul@codesourcery.com>
20460 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20462 2008-03-12 Paul Brook <paul@codesourcery.com>
20464 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20465 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20466 (thumb2_addsi_shortim): Rename ...
20467 (thumb2_addsi_short): ... to this. Allow register operands.
20468 (thumb2_subsi_short): New pattern.
20469 (thumb2_one_cmplsi2_short,
20470 thumb2_negsi2_short): New patterns and peepholes.
20472 2008-03-12 Paul Brook <paul@codesourcery.com>
20474 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20476 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20478 * config/i386/i386.md (int_cond): New code iterator.
20480 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20481 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20482 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20483 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20484 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20485 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20486 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20487 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20489 2008-03-12 Paul Brook <paul@codesourcery.com>
20491 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20492 instead of {arm,thumb}_compute_save_reg_mask.
20493 (output_return_instruction): Ditto.
20494 (thumb_unexpanded_epilogue): Ditto.
20495 (thumb1_expand_prologue): Ditto.
20496 (thumb1_output_function_prologue): Ditto.
20497 (arm_set_return_address): Ditto.
20498 (thumb_set_return_address): Ditto.
20499 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20500 regs to achieve stack alignment.
20501 (thumb1_compute_save_reg_mask): Fix compiler warning.
20502 (arm_output_epilogue): Use offsets->saved_regs_mask.
20503 Adjust stack pointer by poping call clobered registers.
20504 (arm_expand_prologue): Use offsets->saved_regs_mask.
20505 Adjust stack pointer by pushing extra registers.
20506 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20508 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20511 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20512 conversion to the operands of a multiplication.
20514 2008-03-12 Richard Guenther <rguenther@suse.de>
20516 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20517 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20518 * timevar.def (TV_TREE_PHIPROP): Add.
20519 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20520 pass description. Use TV_TREE_PHIPROP.
20521 * tree-ssa-forwprop.c: Remove phiprop code.
20523 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20525 PR middle-end/35549
20526 * omp-low.c (maybe_lookup_decl): Constify first argument.
20527 (use_pointer_for_field): Change last argument from bool to
20528 omp_context *. Disallow shared copy-in/out in nested
20529 parallel if decl is shared in outer parallel too.
20530 (build_outer_var_ref, scan_sharing_clauses,
20531 lower_rec_input_clauses, lower_copyprivate_clauses,
20532 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20534 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20535 Ira Rosen <irar@il.ibm.com>
20537 * tree-vectorizer.c (free_stmt_vec_info): New function.
20538 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20539 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20540 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20541 * tree-vect-transform.c (vectorizable_conversion): Free
20542 vec_oprnds0 if it was allocated.
20543 (vect_permute_store_chain): Remove unused VECs.
20544 (vectorizable_store): Free VECs that are allocated in the..
20546 (vect_transform_strided_load, vectorizable_load): Likewise.
20547 (vect_remove_stores): Simplify the code.
20548 (vect_transform_loop): Move code to vect_remove_stores().
20549 Call vect_remove_stores() and free_stmt_vec_info().
20551 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20553 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20554 TARGET_HPUX. Revise comment.
20555 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20556 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20557 Use sr4 variant of `be' instruction when not generating PIC code.
20558 (attr_length_call): Adjust for above change.
20560 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20562 * ipa-reference.c (static_execute): Remove module_statics_const and
20563 associated setting code.
20565 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20568 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20569 predicate for operand 1.
20570 (paritysi2_cmp): Use register_operand predicate for operand 2.
20571 Use earlyclobber modifier for operand 1. Remove support for
20573 (paritydi2_cmp): Use register_operand predicate for operand 3.
20574 Use earlyclobber modifier for operand 1. Remove support for
20577 2008-03-11 Paul Brook <paul@codesourcery.com>
20578 Vladimir Prus <vladimir@codesourcery.com>
20580 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20581 (arm_compute_save_reg0_reg12_mask): Always
20582 check if register 11 must be saved. Always safe hard frame pointer
20583 when frame_pointer_needeed.
20584 (arm_compute_save_reg_mask): Save IP and PC
20585 only with apcs frames.
20586 (arm_output_epilogue): Adjust Thumb2 codepath to
20587 be also invoked and work for ARM non-apcs frames.
20588 (arm_expand_prologue): Don't bother saving IP
20589 for non-apcs frame, since it's not clobbered by
20590 prologue code. Implement non-apcs frame
20593 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20595 PR rtl-optimization/35281
20596 * expr.c (convert_move): Use a new pseudo for the intermediate
20597 from_mode->word_mode result.
20599 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20601 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20602 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20603 * toplev.c (compile_file): Don't call it.
20605 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20607 PR middle-end/35526
20608 * expr.c (store_expr): Call emit_block_move if the mode
20609 of "temp" RTX is BLKmode.
20611 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20612 Richard Guenther <rguenther@suse.de>
20614 PR tree-optimization/31358
20615 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20616 the step with a NULL_TREE.
20617 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20618 to sizetype if type is a pointer type.
20619 (add_candidate_1): Don't convert the base and step to
20620 the generic type if the orginal type is a pointer type.
20621 (add_iv_value_candidates): Use sizetype for the step
20622 if type is a pointer type.
20623 (cand_value_at): Likewise.
20624 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20626 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20627 Don't convert the tem affine to the type.
20628 (add_elt_to_tree): Use sizetype for the step if a pointer.
20629 Use POINTER_PLUS_EXPR for pointers.
20630 (aff_combination_to_tree): Use sizetype for the step if a
20633 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20635 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20636 Remove commutativity hint.
20638 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20642 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20643 errorneous type. Check that v is a VAR_DECL.
20645 PR middle-end/35099
20646 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20648 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20650 PR tree-optimization/35494
20651 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20652 may be overriden at link and run time.
20654 2008-03-10 Richard Guenther <rguenther@suse.de>
20656 PR tree-optimization/34677
20657 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20658 (poolify_tree): Likewise.
20659 (modify_expr_template): Likewise.
20660 (poolify_modify_stmt): Likewise.
20661 (insert_fake_stores): Handle all component-ref style stores
20662 in addition to INDIRECT_REF. Also handle complex types.
20663 Do not poolify the inserted load.
20664 (realify_fake_stores): Do not rebuild the tree but only
20665 make it a SSA_NAME copy.
20666 (init_pre): Remove initialzation of modify_expr_template.
20667 Do not allocate modify_expr_node_pool.
20668 (fini_pre): Do not free modify_expr_node_pool.
20670 2008-03-10 Paul Brook <paul@codesourcery.com>
20672 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20673 to avoid conflicts.
20675 2008-03-10 Paul Brook <paul@codesourcery.com>
20676 Mark Shinwell <shinwell@codesourcery.com>
20678 * config/arm/cortex-r4.md: New.
20679 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20681 * config/arm/arm.md: Include cortex-r4.md.
20682 (insn): Add smmls, sdiv and udiv values.
20683 (generic_sched): Don't use generic scheduling for Cortex-R4.
20684 (arm_issue_rate): New function.
20685 (TARGET_SCHED_ISSUE_RATE): Define.
20687 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20689 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20691 2008-03-10 Richard Guenther <rguenther@suse.de>
20693 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20694 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20696 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20698 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20699 Set default to true.
20701 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20703 * c.opt (Wsynth): Deprecate.
20704 * doc/invoke.texi (Option Summary, Warning Options): Document
20705 -Wno-format-contains-nul.
20707 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20710 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20711 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20713 2008-03-09 Ira Rosen <irar@il.ibm.com>
20715 * config/rs6000/rs6000.c (builtin_description): Rename vector
20716 left shift operations.
20717 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20718 (altivec_vsl<VI_char>): Rename to ...
20719 (ashl<mode>3): ... new name.
20720 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20722 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20724 2008-03-08 Richard Guenther <rguenther@suse.de>
20726 * coverage.h (tree_coverage_counter_addr): Declare.
20727 * coverage.c (tree_coverage_counter_addr): New function.
20728 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20729 before using again.
20730 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20731 (tree_gen_one_value_profiler): Likewise.
20732 (tree_gen_ic_profiler): Likewise.
20733 (tree_gen_average_profiler): Likewise.
20734 (tree_gen_ior_profiler): Likewise.
20736 2008-03-08 Richard Guenther <rguenther@suse.de>
20738 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20739 (vn_binary_op_insert): Likewise.
20740 (vn_unary_op_lookup): Likewise.
20741 (vn_unary_op_insert): Likewise.
20742 (vn_nary_op_lookup): Declare.
20743 (vn_nary_op_insert): Likewise.
20744 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20745 and binary hashes, use a single obstack for unary_op_pool
20746 and binary_op_pool.
20747 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20748 a single struct vn_nary_op_s. Store tree code length and
20749 a variable number of operands.
20750 (struct vn_reference_op_struct): Remove unused op2.
20751 (vn_reference_op_eq): Do not compare op2.
20752 (vn_reference_op_compute_hash): Do not compute hash of op2.
20753 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20754 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20755 with vn_nary_op_compute_hash.
20756 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20757 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20759 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20761 (visit_unary_op): Call nary functions.
20762 (visit_binary_op): Likewise.
20763 (process_scc): Adjust for struct vn_tables_s changes.
20764 (allocate_vn_table): Likewise.
20765 (free_vn_table): Likewise.
20766 * tree-vn.c (vn_add): Call nary functions.
20767 (vn_lookup): Likewise.
20769 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20772 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20773 wdst back after sync_compare_and_swapqhi_internal.
20775 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20778 * config/i386/i386-modes.def (V1DI): New vector mode.
20779 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20780 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20781 (MMXMODE248): Ditto.
20782 (MMXMODE): Add V1DI mode.
20783 (mmxvecsize): Change DI mode to V1DI mode.
20784 ("mov<mode>): Use MMXMODEI8 mode iterator.
20785 ("*mov<mode>_internal_rex64"): Ditto.
20786 ("*mov<mode>_internal"): Ditto.
20787 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20788 ("mmx_sub<mode>3"): Ditto.
20789 ("mmx_adddi3"): Remove insn pattern.
20790 ("mmx_subdi3"): Ditto.
20791 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20792 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20793 ("mmx_ashl<mode>3"): Ditto.
20794 ("mmx_lshrdi3"): Remove insn pattern.
20795 ("mmx_ashldi3"): Ditto.
20796 * config/i386/i386.c (classify_argument): Handle V1DImode.
20797 (function_arg_advance_32): Ditto.
20798 (function_arg_32): Ditto.
20799 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20800 mmx_addv1di3 insn pattern.
20801 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20802 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20803 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20804 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20805 Remove definitions of built-in functions.
20806 (V1DI_type_node): New node.
20807 (v1di_ftype_v1di_int): Ditto.
20808 (v1di_ftype_v1di_v1di): Ditto.
20809 (v2si_ftype_v2si_si): Ditto.
20810 (v4hi_ftype_v4hi_di): Remove node.
20811 (v2si_ftype_v2si_di): Ditto.
20812 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20813 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20814 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20815 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20816 Add new builtins using def_builtin_const.
20817 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20818 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20819 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20820 * config/i386/mmintrin.h (__v1di): New typedef.
20821 (_mm_add_si64): Cast arguments to __v1di type.
20822 (_mm_sub_si64): Ditto.
20823 (_mm_sll_pi16): Cast __count to __v4hi type.
20824 (_mm_sll_pi32): Cast __count to __v2si type.
20825 (_mm_sll_si64): Cast arguments to __v1di type.
20826 (_mm_srl_pi16): Cast __count to __v4hi type.
20827 (_mm_srl_pi32): Cast __count to __v2si type.
20828 (_mm_srl_si64): Cast arguments to __v1di type.
20829 (_mm_sra_pi16): Cast __count to __v4hi type.
20830 (_mm_sra_pi32): Cast __count to __v2si type.
20831 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20832 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20833 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20834 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20835 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20836 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20837 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20838 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20839 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20840 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20841 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20842 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20844 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20846 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20848 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20851 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20852 reg+const addressing for Altivec modes. Don't generate reg+reg
20853 addressing for TFmode or TDmode quantities.
20855 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20857 * c-common.c (vector_types_convertible_p): Call langhook
20858 instead of comptypes.
20860 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20863 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20864 integral and scalar float variables which have a
20867 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20869 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20870 dwarf_register_span hook when emitting unwind information for
20871 register-to-memory saves.
20872 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20873 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20875 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20877 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20878 for the same VAR_DECL.
20880 2008-03-06 Tom Tromey <tromey@redhat.com>
20882 * treelang: Delete.
20883 * doc/standards.texi (Standards): Don't mention treelang.
20884 * doc/invoke.texi (Overall Options): Don't mention treelang.
20885 * doc/install.texi (Prerequisites): Don't mention bison or
20887 (Configuration): Don't mention treelang.
20888 (Building): Likewise.
20889 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20891 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20893 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20894 word-extractions out of a multi-word object.
20896 2008-03-06 Richard Guenther <rguenther@suse.de>
20898 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20899 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20900 result type and precision.
20901 * expr.c (get_inner_reference): Set unsignedp based on the result
20902 type of BIT_FIELD_REF.
20903 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20904 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20905 (try_instantiate_multiple_fields): Likewise. Use the correct type
20907 (sra_build_assignment): Likewise.
20908 (sra_build_elt_assignment): Likewise.
20909 (sra_explode_bitfield_assignment): Likewise.
20910 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20911 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20912 set BIT_FIELD_REF_UNSIGNED.
20913 (vectorizable_load): Likewise.
20915 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20917 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20920 2008-03-06 Richard Guenther <rguenther@suse.de>
20922 * alias.c (struct alias_set_entry): Move has_zero_child field
20923 to pack with alias_set.
20925 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20927 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20930 2008-03-05 Ian Lance Taylor <iant@google.com>
20932 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20934 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20936 * fwprop.c (update_df): Support width and offset parameters of
20938 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20939 global_conflicts): Change DF_REF_EXTRACT to either
20940 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20941 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20942 * df-scan.c (df_ref_record, df_defs_record,
20943 df_ref_create_structure, df_def_record_1, df_uses_record,
20944 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20945 df_bb_refs_collect, df_entry_block_defs_collect,
20946 df_exit_block_uses_collect): Support new width and offset fields.
20947 (ref_extract_pool): New storage pool.
20948 (df_free_ref): New function.
20949 (df_reg_chain_unlink, df_free_collection_rec,
20950 df_sort_and_compress_refs): Call df_free_ref.
20951 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20953 (df_ref_create_structure): Allocate df_ref_extract if offset and
20954 width fields are used.
20955 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20956 (df_uses_record): Get offset and width from ZERO_EXTRACT
20958 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20959 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20960 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20961 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20962 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20963 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20964 (df_ref_extract): New structure.
20965 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20966 (df_ref_create): Add width and offset parameters.
20968 2008-03-05 Richard Guenther <rguenther@suse.de>
20970 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20971 Use ranges_overlap_p.
20972 (offset_overlaps_with_access): Rename
20973 to ranges_overlap_p and move ...
20974 * tree-flow-inline.h (ranges_overlap_p): ... here.
20976 * tree.h (get_inner_reference, handled_component_p): Update
20979 * tree.h (record_component_aliases, get_alias_set,
20980 alias_sets_conflict_p, alias_sets_must_conflict_p,
20981 objects_must_conflict_p): Move declarations ...
20982 * alias.h (record_component_aliases, get_alias_set,
20983 alias_sets_conflict_p, alias_sets_must_conflict_p,
20984 objects_must_conflict_p): ... here.
20985 Include coretypes.h.
20986 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20988 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20990 * cfg.c: Include tree-flow.h.
20991 (remove_edge_raw): Call redirect_edge_var_map_clear.
20992 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20993 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20994 (redirect_edge_var_map_result): New.
20995 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20996 PENDING_STMT use with redirect_edge_var_map_*.
20997 * tree-ssa.c (edge_var_maps): New definition.
20998 (redirect_edge_var_map_add): New.
20999 (redirect_edge_var_map_clear): New.
21000 (redirect_edge_var_map_dup): New.
21001 (redirect_edge_var_map_vector): New.
21002 (redirect_edge_var_map_destroy): New.
21003 (ssa_redirect_edge): Replace PENDING_STMT use with
21004 redirect_edge_var_map_*.
21005 (flush_pending_stmts): Same.
21006 (delete_tree_ssa): Destroy edge var map.
21007 * tree-flow.h (struct _edge_var_map): New.
21008 Define edge_var_map vector type.
21009 Declare redirect_edge_var_map_* prototypes.
21010 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21011 * tree-cfg.c (reinstall_phi_args): Replace
21012 PENDING_STMT use with redirect_edge_var_map_*.
21014 2008-03-05 Richard Guenther <rguenther@suse.de>
21016 PR tree-optimization/35472
21017 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21018 whose single use_stmt has a overlapping set of loaded and
21019 stored symbols as that use_stmt might be a noop assignment then.
21021 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21023 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21025 2008-03-05 Richard Guenther <rguenther@suse.de>
21028 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21029 should be constants.
21030 * tree-cfg.c (verify_expr): Verify it.
21031 * fold-const.c (fold_truthop): Remove code generating
21032 BIT_FIELD_REFs of structure bases.
21033 (fold_binary): Likewise.
21034 (fold_ternary): Position and size of BIT_FIELD_REFs are
21035 always host integers.
21036 (make_bit_field_ref): Remove.
21037 (optimize_bit_field_compare): Remove.
21038 (all_ones_mask_p): Remove.
21040 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21043 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21044 (split_block_and_df_analyze): New. Split basic block and rebuild
21046 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21048 (split_pattern_seq): Likewise.
21049 (erase_matching_seqs): Likewise.
21050 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21052 2008-03-04 Geoff Keating <geoffk@apple.com>
21054 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21055 declaration and code.
21056 (tree_invalid_nonnegative_warnv_p): Likewise.
21058 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21060 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21061 examples. Truncate option-names then causing overfull hbox.
21063 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21066 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21068 * configure: Rebuilt.
21070 2008-03-04 Rafael EspÃndola <espindola@google.com>
21072 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21073 (tree_unary_nonnegative_warnv_p): New.
21074 (tree_binary_nonnegative_warnv_p): New.
21075 (tree_single_nonnegative_warnv_p): New.
21076 (tree_invalid_nonnegative_warnv_p): New.
21077 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21079 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21082 * opts.c (handle_option): Postpone 'unknown option' errors only for
21085 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21088 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21091 2008-03-04 Rafael EspÃndola <espindola@google.com>
21093 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21094 (tree_binary_nonzero_warnv_p): New.
21095 (tree_single_nonzero_warnv_p): New.
21096 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21098 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21100 PR middle-end/35456
21101 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21102 transformations for modes that have signed zeros.
21103 * ifcvt.c (noce_try_abs): Ditto.
21105 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21107 * config/i386/i386.c (override_options): Force
21108 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21110 2008-03-04 Jan Hubicka <jh@suse.cz>
21113 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21116 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21118 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21119 label to probe the stack.
21121 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21123 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21124 (__gthr_win32_mutex_destroy): Declare.
21125 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21126 __gthr_win32_mutex_destroy.
21127 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21129 2008-03-03 Jan Hubicka <jh@suse.cz>
21132 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21133 aggressive on inlining cold calls.
21135 2008-03-03 Richard Guenther <rguenther@suse.de>
21137 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21138 struct copies into the expression table.
21139 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21140 (try_to_simplify): Likewise.
21141 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21142 integral and pointer arguments which do not change the
21143 precision to NOP_EXPRs.
21144 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21145 VIEW_CONVERT_EXPR case.
21147 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21149 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21150 defined in a loop at depth 0 is invariant.
21151 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21152 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21153 be called at loop depth 0.
21155 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21158 * gcc.c (process_command): Update copyright notice dates.
21159 * gcov.c (print_version): Likewise.
21160 * gcov-dump.c (print_version): Likewise.
21161 * mips-tfile.c (main): Likewise.
21162 * mips-tdump.c (main): Likewise.
21164 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21167 * c-common.c (flag_permissive): Delete.
21168 (constant_expression_warnings): Check flags first.
21169 (constant_expression_error): New.
21170 * c-common.h (flag_permissive): Delete.
21171 (constant_expression_error): Declare.
21172 * flags.h (flag_permissive): Declare. Update description.
21173 * diagnostic.c (pedwarn): Update.
21175 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21176 (permissive_error_kind): New.
21177 * toplev.c (flag_permissive): Define. Update description.
21178 * toplev.h (permissive_error_kind): Declare.
21179 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21180 (pedwarn_c90): Use pedantic_warning_kind.
21181 * c-opts.c (c_common_post_options): flag_permissive does not affect
21182 flag_pedantic_errors.
21184 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21186 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21187 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21188 __absvsi2, __absvDI2): Use unsigned arithmetic.
21190 2008-03-02 Andi Kleen <ak@suse.de>
21191 Richard Guenther <rguenther@suse.de>
21193 * struct-equiv.c: Remove file.
21194 * cfg_cleanup.c (condjump_equiv_p): Remove.
21195 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21196 (struct-equiv.o): Remove rule.
21197 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21198 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21199 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21201 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21203 * ifcvt.c (noce_process_if_block): Try to handle only the then
21204 block if the else block exists but isn't suitable.
21206 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21209 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21210 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21211 regression from previous patch.
21213 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21216 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21218 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21219 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21220 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21221 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21222 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21223 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21224 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21225 (__gthread_mutex_destroy_function): Rename to
21226 __gthread_mutex_destroy.
21227 * gthr-dce.h (__gthread_mutex_destroy): Call
21228 pthread_mutex_destroy.
21229 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21230 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21231 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21233 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21235 * df-scan.c (df_ref_chain_change_bb): Simplify.
21236 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21237 set_block_for_insn if there's any change.
21238 * df.h ((df_insn_change_bb): Fix prototype.
21239 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21240 df_insn_change_bb, don't call set_block_for_insn.
21241 * emit-rtl.c (reorder_insns): Likewise.
21242 * haifa-sched.c (move_insn): Likewise.
21244 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21246 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21248 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21250 * tree-flow-inline.h (next_readonly_imm_use): Return
21251 NULL_USE_OPERAND_P after the end.
21253 2008-03-01 Richard Guenther <rguenther@suse.de>
21255 PR tree-optimization/35411
21256 * tree-sra.c (sra_build_assignment): Split conversion to
21257 final type to a separate statement if we are not assigning
21260 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21262 * fold-const.c (fold_convertible_p): Correct the logic to follow
21263 that in fold_convert().
21265 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21268 * tree-inline.c (build_duplicate_type): When we make a
21269 duplicate type, make it unique in the canonical types system.
21271 2008-02-29 Tom Tromey <tromey@redhat.com>
21273 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21274 input_file_stack_history, input_file_stack_restored): Remove.
21275 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21276 * input.h (struct file_stack): Remove.
21277 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21278 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21280 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21282 (diagnostic_last_module_changed): Add 'map' argument.
21283 (diagnostic_set_last_function): Likewise.
21284 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21285 line map, not input_file_stack.
21286 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21288 2008-02-29 Paul Brook <paul@codesourcery.com>
21290 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21292 2008-02-29 Paul Brook <paul@codesourcery.com>
21294 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21296 2008-02-29 Richard Guenther <rguenther@suse.de>
21298 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21300 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21301 value for comparing for a store match.
21302 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21303 (try_to_simplify): Do not do a full-blown reference lookup.
21305 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21307 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21308 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21310 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21312 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21314 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21315 strides against cache sizes.
21317 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21319 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21322 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21324 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21325 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21326 is smaller than the original promoted value.
21327 (simplify_subreg): If OP is a SUBREG, try to preserve its
21328 SUBREG_PROMOTED_VAR_P information.
21330 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21332 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21333 (VN_INFO_GET): Allocate new objects on the obstack.
21334 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21335 for rpo_numbers_temp, for consistency.
21336 (free_scc_vn): Free the obstack.
21338 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21340 * doc/invoke.texi: Document -ftree-loop-distribution.
21341 * tree-loop-distribution.c: New.
21342 * tree-pass.h (pass_loop_distribution): New.
21343 * graphds.h (struct graph): Add htab_t indices.
21344 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21345 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21346 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21347 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21348 * tree-data-ref.c (debug_data_dependence_relations): New.
21349 (dump_data_dependence_relation): Also print data references.
21350 (free_data_ref): Extern.
21351 (same_access_functions): Moved...
21352 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21353 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21354 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21355 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21356 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21357 (stmts_from_loop): Skip LABEL_EXPR.
21358 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21360 (build_rdg): Initialize rdg->indices htab.
21361 (free_rdg, stores_from_loop, ref_base_address,
21362 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21363 have_similar_memory_accesses_1, ref_base_address_1,
21364 remove_similar_memory_refs): New.
21365 * tree-data-ref.h: Depend on tree-chrec.h.
21366 (debug_data_dependence_relations, free_data_ref): Declared.
21367 (same_access_functions): ... here.
21368 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21370 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21371 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21372 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21373 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21374 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21375 rdg_vertex_for_stmt): Declared.
21376 (struct rdg_edge): Add level.
21378 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21379 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21381 (rdg_has_similar_memory_accesses): New.
21382 * tree-vect-analyze.c: Remove unused static decls.
21383 * lambda.h (dependence_level): New.
21384 * common.opt (ftree-loop-distribution): New.
21385 * tree-flow.h (mark_virtual_ops_in_bb,
21386 slpeel_tree_duplicate_loop_to_edge_cfg,
21387 rename_variables_in_loop): Declared.
21388 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21389 (OBJS-common): Add tree-loop-distribution.o.
21390 (tree-loop-distribution.o): New rule.
21391 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21392 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21393 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21395 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21398 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21399 other than structures and unions.
21401 2008-02-28 Richard Guenther <rguenther@suse.de>
21404 2008-02-26 Richard Guenther <rguenther@suse.de>
21406 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21407 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21408 (lookup_decl_from_uid): Declare.
21409 (remove_decl_from_map): Likewise.
21410 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21411 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21412 (decl_for_uid_map): New global hashtable mapping DECL_UID
21414 (init_ttree): Allocate it.
21415 (insert_decl_to_uid_decl_map): New helper function.
21416 (make_node_stat): Insert new decls into the map.
21417 (copy_node_stat): Likewise.
21418 (lookup_decl_from_uid): New function.
21419 (remove_decl_from_map): Likewise.
21420 (print_decl_for_uid_map_statistics): New helper.
21421 (dump_tree_statistics): Call it.
21423 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21424 (referenced_var_iterator): Adjust.
21425 (FOR_EACH_REFERENCED_VAR): Adjust.
21426 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21427 (num_referenced_vars): Adjust.
21428 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21429 (first_referenced_var): Remove.
21430 (end_referenced_vars_p): Likewise.
21431 (next_referenced_var): Likewise.
21432 (referenced_var_iterator_set): New helper function.
21433 * tree-dfa.c (referenced_var_lookup): Adjust.
21434 (referenced_var_check_and_insert): Likewise.
21435 (remove_referenced_var): Likewise.
21436 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21437 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21438 (verify_call_clobbering): Likewise.
21439 (verify_memory_partitions): Likewise.
21440 (init_tree_ssa): Allocate bitmap instead of hashtable for
21442 (delete_tree_ssa): Adjust.
21443 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21444 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21445 (compute_tag_properties): Likewise.
21446 (set_initial_properties): Likewise.
21447 (find_partition_for): Likewise.
21448 (update_reference_counts): Likewise.
21449 (dump_may_aliases_for): Likewise.
21450 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21451 (add_call_clobber_ops): Likewise.
21452 (add_call_read_ops): Likewise.
21453 (get_asm_expr_operands): Likewise.
21454 * tree-into-ssa.c (dump_decl_set): Likewise.
21455 (update_ssa): Likewise.
21456 * tree-sra.c (scan_function): Likewise.
21457 (decide_instantiations): Likewise.
21458 (scalarize_parms): Likewise.
21459 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21460 (dsa_named_for): Likewise.
21461 * tree-ssa-structalias.c (update_alias_info): Likewise.
21462 (merge_smts_into): Likewise.
21464 2008-02-27 David Daney <ddaney@avtrex.com>
21467 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21468 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21469 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21470 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21471 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21473 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21476 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21477 (BUILT_IN_NEXTTOWARD): Remove.
21478 (BUILT_IN_NEXTTOWARDF): Ditto.
21479 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21480 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21482 2008-02-27 Tom Tromey <tromey@redhat.com>
21484 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21485 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21487 2008-02-27 Jan Beulich <jbeulich@novell.com>
21489 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21490 update the respective field on newdecl.
21492 2008-02-27 Revital Eres <eres@il.ibm.com>
21494 PR rtl-optimization/34999
21495 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21496 crossing edges that ends with a call insn.
21497 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21498 call insn and clear the EDGE_CROSSING flag of the crossing edge
21499 when fixing fallthru edges.
21501 2008-02-27 Richard Guenther <rguenther@suse.de>
21503 PR middle-end/35390
21504 * fold-const.c (fold_unary): Return the correct argument,
21505 converted to the result type.
21507 2008-02-27 Richard Guenther <rguenther@suse.de>
21509 PR middle-end/34971
21510 * expr.c (expand_expr_real_1): Assert on rotates that operate
21512 * fold-const.c (fold_binary): Use the types precision, not the
21513 bitsize of the mode if folding rotate expressions. Build rotates
21514 only for full modes.
21516 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21518 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21519 and CPP_PRAGMA_EOL.
21520 * c-pragma.c (pragma_ns_name): New typedef.
21521 (registered_pp_pragmas): New variable.
21522 (c_pp_lookup_pragma): New function.
21523 (c_register_pragma_1): If flag_preprocess_only, do nothing
21524 for non-expanded pragmas, for expanded ones push pragma's
21525 namespace and name into registered_pp_pragmas vector.
21526 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21527 flag_preprocess_only, don't register GCC pch_preprocess
21528 pragma if flag_preprocess_only.
21529 * c-opts.c (c_common_init): Call init_pragma even if
21530 flag_preprocess_only.
21531 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21532 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21533 cpp_register_pragma if flag_preprocess_only.
21535 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21538 * c-parser.c (c_parser_translation_unit): Warn for empty
21539 translation unit, not empty source file.
21541 2008-02-26 Paul Brook <paul@codesourcery.com>
21543 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21544 operand for Thumb-2.
21545 * config/arm/arm.h (reg_class): Add CORE_REGS.
21546 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21547 (BASE_REG_CLASS): Use CORE_REGS.
21548 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21549 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21550 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21551 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21552 ARM_REGNO_OK_FOR_INDEX_P.
21553 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21554 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21555 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21556 (ldm/stm peepholes): Ditto.
21557 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21558 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21559 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21560 * config/arm/constraints.md: Enable "k" constraint on ARM.
21562 2008-02-27 Ben Elliston <bje@au.ibm.com>
21564 * config/rs6000/rs6000.c: Annotate cache line size field in all
21565 instances of struct processor_costs.
21567 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21569 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21570 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21571 jump_bypass): New counters.
21572 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21573 * dce.c (gate_ud_dce): Same.
21574 (gate_fast_dce): Same.
21575 * dse.c (gate_dse1): New function.
21576 (gate_dse2): New function.
21577 (gate_dse): Merge results of new gate functions.
21578 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21579 (gate_handle_jump_bypass): Add dbg_cnt.
21580 (gate_handle_gcse): Add dbg_cnt.
21581 * ifcvt.c (gate_handle_if_conversion): Same.
21582 (gate_handle_if_after_combine): Same.
21583 (gate_handle_if_after_reload): Same.
21584 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21586 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21588 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21590 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21592 2008-02-26 Jason Merrill <jason@redhat.com>
21595 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21596 alone if it's the naming decl for the type's main variant.
21598 2008-02-26 Tom Tromey <tromey@redhat.com>
21600 * system.h (USE_MAPPED_LOCATION): Poison.
21601 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21602 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21603 (make_goto_expr_edges): Likewise.
21604 (remove_bb): Likewise.
21605 (execute_warn_function_return): Likewise.
21606 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21608 * c-common.c (fname_decl): Remove old location code.
21609 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21611 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21613 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21614 (gen_rtx_ASM_INPUT): Likewise.
21615 (gen_rtx_ASM_INPUT_loc): Likewise.
21616 (get_rtx_asm_OPERANDS): Remove.
21617 * cfglayout.c (insn_locators_alloc): Remove old location code.
21618 (set_curr_insn_source_location): Likewise.
21619 (curr_insn_locator): Likewise.
21620 * print-tree.c (print_node): Remove old location code.
21621 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21622 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21623 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21624 location_from_locus.
21625 (construct_exit_block): Remove old location code.
21626 * emit-rtl.c (force_next_line_note): Remove old location code.
21627 * profile.c (branch_prob): Remove old location code.
21628 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21629 LOC_LINE): Remove old-location variants.
21630 * langhooks.c (lhd_print_error_function): Remove old location
21632 * configure, config.in: Rebuilt.
21633 * configure.ac (--enable-mapped-location): Remove.
21634 * c-decl.c (c_init_decl_processing): Remove old location code.
21635 (finish_function): Likewise.
21636 * recog.c (decode_asm_operands): Remove old location code.
21637 * c-pch.c (c_common_read_pch): Remove old location code.
21638 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21640 * gimple-low.c (lower_function_body): Remove old location code.
21641 * toplev.c (unknown_location): Remove.
21642 (push_srcloc): Remove old-location variant.
21643 (process_options): Remove old location code.
21644 (lang_dependent_init): Likewise.
21645 * input.h (UNKNOWN_LOCATION): Move definition.
21646 (location_t): Undeprecate.
21647 (source_locus): Remove.
21648 (location_from_locus): Remove.
21649 (struct location_s): Remove.
21650 Remove all old-location code.
21651 (input_line, input_filename): Remove.
21652 * final.c (final_scan_insn): Remove old location code.
21653 * diagnostic.c (diagnostic_build_prefix): Remove
21654 USE_MAPPED_LOCATION test.
21655 * tree.h (gimple_stmt) <locus>: Now a location_t.
21656 (tree_exp) <locus>: Likewise.
21657 (DECL_IS_BUILTIN): Remove old-location variant.
21658 (annotate_with_file_line, annotate_with_locus): Likewise.
21659 (expr_locus, set_expr_locus): Update.
21660 * tree.c (build1_stat): Remove old location code.
21661 (last_annotated_node): Remove.
21662 (annotate_with_file_line): Remove old-location variant.
21663 (annotate_with_locus): Likewise.
21664 (expr_location): Remove old location code.
21665 (set_expr_location): Likewise.
21666 (expr_has_location): Likewise.
21667 (expr_locus): Likewise.
21668 (set_expr_locus): Likewise.
21669 (expr_filename): Don't use location_from_locus.
21670 (expr_lineno): Likewise.
21671 * rtl-error.c (location_for_asm): Remove old location code.
21672 * c-lex.c (cb_line_change): Remove old location code.
21673 (fe_file_change): Likewise.
21674 (cb_def_pragma): Likewise.
21675 (c_lex_with_flags): Likewise.
21676 * gengtype.c (do_typedef): Don't special-case location types.
21677 (define_location_structures): Remove.
21678 (main): Don't call define_location_structures.
21679 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21682 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21685 * builtins.def (BUILT_IN_STDARG_START): Remove.
21686 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21687 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21688 * tree-inline.c (inline_forbidden_p_1): Likewise.
21690 2008-02-26 Richard Guenther <rguenther@suse.de>
21692 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21693 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21694 (lookup_decl_from_uid): Declare.
21695 (remove_decl_from_map): Likewise.
21696 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21697 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21698 (decl_for_uid_map): New global hashtable mapping DECL_UID
21700 (init_ttree): Allocate it.
21701 (insert_decl_to_uid_decl_map): New helper function.
21702 (make_node_stat): Insert new decls into the map.
21703 (copy_node_stat): Likewise.
21704 (lookup_decl_from_uid): New function.
21705 (remove_decl_from_map): Likewise.
21706 (print_decl_for_uid_map_statistics): New helper.
21707 (dump_tree_statistics): Call it.
21709 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21710 (referenced_var_iterator): Adjust.
21711 (FOR_EACH_REFERENCED_VAR): Adjust.
21712 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21713 (num_referenced_vars): Adjust.
21714 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21715 (first_referenced_var): Remove.
21716 (end_referenced_vars_p): Likewise.
21717 (next_referenced_var): Likewise.
21718 (referenced_var_iterator_set): New helper function.
21719 * tree-dfa.c (referenced_var_lookup): Adjust.
21720 (referenced_var_check_and_insert): Likewise.
21721 (remove_referenced_var): Likewise.
21722 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21723 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21724 (verify_call_clobbering): Likewise.
21725 (verify_memory_partitions): Likewise.
21726 (init_tree_ssa): Allocate bitmap instead of hashtable for
21728 (delete_tree_ssa): Adjust.
21729 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21730 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21731 (compute_tag_properties): Likewise.
21732 (set_initial_properties): Likewise.
21733 (find_partition_for): Likewise.
21734 (update_reference_counts): Likewise.
21735 (dump_may_aliases_for): Likewise.
21736 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21737 (add_call_clobber_ops): Likewise.
21738 (add_call_read_ops): Likewise.
21739 (get_asm_expr_operands): Likewise.
21740 * tree-into-ssa.c (dump_decl_set): Likewise.
21741 (update_ssa): Likewise.
21742 * tree-sra.c (scan_function): Likewise.
21743 (decide_instantiations): Likewise.
21744 (scalarize_parms): Likewise.
21745 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21746 (dsa_named_for): Likewise.
21747 * tree-ssa-structalias.c (update_alias_info): Likewise.
21748 (merge_smts_into): Likewise.
21750 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21753 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21754 * c-opts.c (c_common_handle_option): Wall enables
21755 Wvolatile-register-var.
21756 * common.opt: Move Wvolatile-register-var to...
21759 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21761 * common.opt (Wlarger-than=): New.
21762 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21764 * opts.c (common_handle_option): Handle -Wlarger-than=.
21765 * optc-gen.awk: Likewise.
21766 * opth-gen.awk: Likewise.
21767 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21768 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21770 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21772 * c-common.c (match_case_to_enum_1): Add appropriate
21773 OPT_W* parameter to warning.
21774 (c_do_switch_warnings): Likewise.
21775 * c-typeck.c (warning_init): Add one more parameter following
21776 'warning' function.
21777 (push_init_level): Update call to warning_init.
21778 (pop_init_level): Likewise.
21779 (add_pending_init): Likewise.
21780 (output_init_element: Likewise.
21782 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21785 * toplev.c (toplev_main): If there are warnings or error, print
21786 errors for ignored options.
21787 * opts.c (ignored_options): New static variable.
21788 (postpone_unknown_option_error): New.
21789 (print_ignored_options): New.
21790 (handle_option): Postpone errors for unknown -Wno-* options.
21791 * opts.h (print_ignored_options): Declare.
21793 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21795 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21798 2008-02-25 Richard Guenther <rguenther@suse.de>
21801 2008-02-25 Richard Guenther <rguenther@suse.de>
21803 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21804 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21805 (lookup_decl_from_uid): Declare.
21806 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21807 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21808 (decl_for_uid_map): New global hashtable mapping DECL_UID
21810 (init_ttree): Allocate it.
21811 (insert_decl_to_uid_decl_map): New helper function.
21812 (make_node_stat): Insert new decls into the map.
21813 (copy_node_stat): Likewise.
21814 (lookup_decl_from_uid): New function.
21815 (print_decl_for_uid_map_statistics): New helper.
21816 (dump_tree_statistics): Call it.
21818 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21819 (referenced_var_iterator): Adjust.
21820 (FOR_EACH_REFERENCED_VAR): Adjust.
21821 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21822 (num_referenced_vars): Adjust.
21823 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21824 (first_referenced_var): Remove.
21825 (end_referenced_vars_p): Likewise.
21826 (next_referenced_var): Likewise.
21827 (referenced_var_iterator_set): New helper function.
21828 * tree-dfa.c (referenced_var_lookup): Adjust.
21829 (referenced_var_check_and_insert): Likewise.
21830 (remove_referenced_var): Likewise.
21831 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21832 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21833 (verify_call_clobbering): Likewise.
21834 (verify_memory_partitions): Likewise.
21835 (init_tree_ssa): Allocate bitmap instead of hashtable for
21837 (delete_tree_ssa): Adjust.
21838 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21839 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21840 (compute_tag_properties): Likewise.
21841 (set_initial_properties): Likewise.
21842 (find_partition_for): Likewise.
21843 (update_reference_counts): Likewise.
21844 (dump_may_aliases_for): Likewise.
21845 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21846 (add_call_clobber_ops): Likewise.
21847 (add_call_read_ops): Likewise.
21848 (get_asm_expr_operands): Likewise.
21849 * tree-into-ssa.c (dump_decl_set): Likewise.
21850 (update_ssa): Likewise.
21851 * tree-sra.c (scan_function): Likewise.
21852 (decide_instantiations): Likewise.
21853 (scalarize_parms): Likewise.
21854 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21855 (dsa_named_for): Likewise.
21856 * tree-ssa-structalias.c (update_alias_info): Likewise.
21857 (merge_smts_into): Likewise.
21859 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21862 * doc/invoke.texi (-fcx-limited-range): Document new option.
21863 * toplev.c (process_options): Handle -fcx-fortran-rules.
21864 * common.opt: Add documentation for -fcx-fortran-rules.
21866 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21869 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21870 actual behaviour and C99.
21872 2008-02-26 Ben Elliston <bje@au.ibm.com>
21874 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21875 (ASM_CPU_POWER6_SPEC): Likewise.
21876 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21877 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21878 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21880 2008-02-25 Richard Guenther <rguenther@suse.de>
21882 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21883 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21884 (lookup_decl_from_uid): Declare.
21885 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21886 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21887 (decl_for_uid_map): New global hashtable mapping DECL_UID
21889 (init_ttree): Allocate it.
21890 (insert_decl_to_uid_decl_map): New helper function.
21891 (make_node_stat): Insert new decls into the map.
21892 (copy_node_stat): Likewise.
21893 (lookup_decl_from_uid): New function.
21894 (print_decl_for_uid_map_statistics): New helper.
21895 (dump_tree_statistics): Call it.
21897 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21898 (referenced_var_iterator): Adjust.
21899 (FOR_EACH_REFERENCED_VAR): Adjust.
21900 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21901 (num_referenced_vars): Adjust.
21902 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21903 (first_referenced_var): Remove.
21904 (end_referenced_vars_p): Likewise.
21905 (next_referenced_var): Likewise.
21906 (referenced_var_iterator_set): New helper function.
21907 * tree-dfa.c (referenced_var_lookup): Adjust.
21908 (referenced_var_check_and_insert): Likewise.
21909 (remove_referenced_var): Likewise.
21910 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21911 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21912 (verify_call_clobbering): Likewise.
21913 (verify_memory_partitions): Likewise.
21914 (init_tree_ssa): Allocate bitmap instead of hashtable for
21916 (delete_tree_ssa): Adjust.
21917 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21918 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21919 (compute_tag_properties): Likewise.
21920 (set_initial_properties): Likewise.
21921 (find_partition_for): Likewise.
21922 (update_reference_counts): Likewise.
21923 (dump_may_aliases_for): Likewise.
21924 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21925 (add_call_clobber_ops): Likewise.
21926 (add_call_read_ops): Likewise.
21927 (get_asm_expr_operands): Likewise.
21928 * tree-into-ssa.c (dump_decl_set): Likewise.
21929 (update_ssa): Likewise.
21930 * tree-sra.c (scan_function): Likewise.
21931 (decide_instantiations): Likewise.
21932 (scalarize_parms): Likewise.
21933 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21934 (dsa_named_for): Likewise.
21935 * tree-ssa-structalias.c (update_alias_info): Likewise.
21936 (merge_smts_into): Likewise.
21938 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21941 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21942 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21943 * alias.h (nonoverlapping_memrefs_p): Likewise.
21945 2008-02-25 Jan Beulich <jbeulich@novell.com>
21947 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21948 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21949 __emultls_get_address, __emultls_register_common,
21950 __floatundi?f, and _Unwind_GetIPInfo.
21951 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21952 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21953 (gen_regparm_prefix): Likewise.
21954 (i386_nlm_encode_section_info): Sync with
21955 config/i386/winnt.c:i386_pe_encode_section_info().
21956 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21957 i386_nlm_mangle_decl_assembler_name): New.
21958 (netware_override_options): New.
21959 * config/i386/netware.h (netware_override_options): Declare.
21960 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21961 (i386_nlm_mangle_decl_assembler_name): Declare.
21962 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21964 2008-02-25 Ben Elliston <bje@au.ibm.com>
21967 * c-decl.c (grokdeclarator): Remove unused local variables
21968 `typedef_type' and `type_as_written'.
21970 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21971 unused local variable `has_hot_blocks'.
21972 (fix_crossing_conditional_branches): Remove unused local variable
21975 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21977 PR middle-end/19984
21978 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21979 using DEF_C99_BUILTIN.
21980 (BUILT_IN_NANF): Ditto.
21981 (BUILT_IN_NANL): Ditto.
21983 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21984 Revital Eres <eres@il.ibm.com>
21986 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21987 regarding the order of two dependent insns in the same row.
21989 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21991 * stor-layout.c (layout_decl): Do not bump the alignment of a
21992 bit-field to more than byte alignment if it is packed.
21994 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21996 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21999 2008-02-24 Diego Novillo <dnovillo@google.com>
22001 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22004 * tree-vrp.c (vrp_evaluate_conditional): With
22005 -Wtype-limits, emit a warning when comparing against a
22006 constant outside the natural range of OP0's type.
22007 * c.opt (Wtype-limits): Move ...
22008 * common.opt (Wtype-limits): ... here.
22010 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22012 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22013 * config/rs6000/e300c2c3.md: New file.
22014 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22016 (rs6000_override_options): Add e300c2 and e300c3 cases to
22017 processor_target_table. Do not allow usage of Altivec or Spe
22018 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22019 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22020 * config/rs6000/rs6000.h (processor_type): Add
22021 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22022 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22023 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22024 and ppce300c3. Include e300c2c3.md.
22026 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22028 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22029 instead of TARGET_STRICT_ALIGN.
22031 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22033 * explow.c (memory_address): Assert that the generated address is
22036 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22039 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22040 * config/darwin-ppc-ldouble-patch.def: New file.
22041 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22042 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22043 SUBTARGET_INIT_BUILTINS if defined.
22044 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22047 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22050 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22051 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22053 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22056 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22057 file" warning condtional on -Winvalid-PCH.
22059 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22061 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22063 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22067 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22068 prevent reload from using MMX registers.
22069 (*mov<mode>_internal): Ditto.
22070 (*movv2sf_internal_rex64): Ditto.
22071 (*movv2sf_internal): Ditto.
22073 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22075 PR documentation/31569
22076 * doc/install.texi2html: Use makeinfo --no-number-sections.
22078 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22080 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22081 ensure that we can address an entire entity > 8 bytes. Don't
22082 generate reg+reg addressing for such data.
22084 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22086 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22087 strings when optimizing for size, unless the target cares about
22090 2008-02-22 Tom Tromey <tromey@redhat.com>
22092 * regclass.c (current_pass): Remove declaration.
22094 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22096 * config/avr/libgcc.S (__RAMPZ__): Define.
22097 (__do_copy_data): Add for devices with 128KB code memory.
22099 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22101 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22103 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22105 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22107 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22110 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22113 * c-typeck.c (build_binary_op): Warn about floating point
22114 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22116 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22119 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22120 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22122 (rs6000_override_options): Set altivec_abi as default, not override,
22123 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22124 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22125 is used; use new member spe_abi.
22126 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22127 spe_abi and altivec_abi.
22129 2008-02-22 Tomas Bily <tbily@suse.cz>
22131 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22133 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22136 * config.build (build_file_translate): Set to `CMD //c' only if
22138 * Makefile.in (build_file_translate): Improve comment.
22140 2008-02-21 Jan Hubicka <jh@suse.cz>
22142 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22143 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22144 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22146 2008-02-21 Michael Matz <matz@suse.de>
22149 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22151 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22153 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22154 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22155 as insn constraint.
22156 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22157 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22158 SSE_VEC_FLOAT_MODE_P as insn constraint.
22159 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22160 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22161 sse4a_movntdf using MODEF mode iterator.
22162 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22163 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22164 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22165 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22166 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22167 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22168 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22170 2008-02-21 Richard Guenther <rguenther@suse.de>
22172 * tree.def (PAREN_EXPR): New tree code.
22173 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22175 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22176 * expr.c (expand_expr_real_1): Likewise.
22177 * tree-inline.c (estimate_num_insns_1): Likewise.
22178 * tree-complex.c (expand_complex_move): Likewise.
22179 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22182 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22185 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22187 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22190 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22192 * config/sh/sh.c (find_barrier): Don't go past
22193 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22195 2008-02-20 DJ Delorie <dj@redhat.com>
22197 * config/h8300/h8300.md (insv): Force source operand to be a register.
22199 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22200 as a jump, not as a plain insn.
22202 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22204 * doc/invoke.texi (Warning Options): Add new option
22205 -Wframe-larger-than=.
22206 (-Wframe-larger-than): Document.
22208 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22209 Add declarations for new option variables.
22211 * final.c (final_start_function): Check the frame size
22212 before emission and issue a Wframe-larger-than warning.
22214 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22215 Add definitions for new option variables.
22216 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22218 * common.opt (Wframe-larger-than=): New option.
22220 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22222 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22223 (<sse>_div<mode>3): Ditto.
22224 (<sse>_vmdiv<mode>3): Ditto.
22225 (<sse>_vmsqrt<mode>2): Ditto.
22226 (*smax<mode>3): Ditto.
22227 (sse5_frcz<mode>2): Ditto.
22228 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22229 as insn constraint.
22231 2008-02-20 Richard Guenther <rguenther@suse.de>
22233 PR middle-end/35265
22234 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22235 be happy with INTEGRAL_TYPE_P.
22237 2008-02-20 Richard Guenther <rguenther@suse.de>
22239 * fold-const.c (split_tree): Associate floatig-point expressions
22240 if flag_associative_math is set.
22242 2008-02-20 Richard Guenther <rguenther@suse.de>
22244 * tree.h (fold_real_zero_addition_p): Declare.
22245 * fold-const.c (fold_real_zero_addition_p): Export.
22246 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22247 floating-point operations with zero and one.
22249 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22251 * doc/install.texi: Correct references to CFLAGS, replacing them
22252 with BOOT_CFLAGS. Document flags used during bootstrap for
22255 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22257 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22258 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22259 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22261 (smin<mode>3): Ditto from similar patterns.
22262 (smax<mode>3): Ditto.
22263 (*ieee_smin<mode>3): Ditto.
22264 (*ieee_smax<mode>3): Ditto.
22265 * config/i386/sse.md (sse): New mode attribute.
22266 (mov<mode>): Macroize expander from movv4sf and movv2df using
22267 SSEMODEF2P mode iterator.
22268 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22269 SSE_VEC_FLOAT_MODE_P as insn constraint.
22270 (storent<mode>): Ditto.
22271 (storent<mode>): Macroize expander from storentsf and storentdf using
22272 MODEF mode iterator.
22273 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22274 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22275 (abs<mode>2): Ditto from similar patterns.
22276 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22277 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22278 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22279 (<sse>_vmsqrt<mode>2): Ditto.
22280 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22281 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22282 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22283 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22284 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22285 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22286 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22288 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22289 iterator and SSE_FLOAT_MODE_P as insn constraint.
22290 (<sse>_ucomi): Ditto from similar patterns.
22291 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22292 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22293 SSE_VEC_FLOAT_MODE_P as insn constraint.
22294 (vcond<mode>): Ditto from similar patterns.
22295 (and<mode>3, *and<mode>3): Ditto.
22296 (<sse>_nand<mode>3): Ditto.
22297 (ior<mode>3, *ior<mode>3): Ditto.
22298 (xor<mode>3, *xor<mode>3): Ditto.
22299 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22300 iterator and SSE_FLOAT_MODE_P as insn constraint.
22301 (*nand<mode>3): Ditto from similar patterns.
22302 (*ior<mode>3): Ditto.
22303 (*xor<mode>3): Ditto.
22305 2008-02-20 Ira Rosen <irar@il.ibm.com>
22307 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22308 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22309 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22311 2008-02-19 Jan Hubicka <jh@suse.cz>
22313 * predict.c (tree_bb_level_predictions): Remove variable next
22314 mistakely introduced by previous commit.
22316 2008-02-19 Jan Hubicka <jh@suse.cz>
22318 * predict.c (predict_paths_leading_to): Rewrite.
22319 (predict_paths_for_bb): New.
22320 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22322 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22325 * Makefile.in (build_file_translate): New.
22326 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22327 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22328 * configure.ac (build_file_translate): Substitute it.
22329 * configure: Regenerate.
22331 2008-02-19 Jan Hubicka <jh@suse.cz>
22333 PR rtl-optimization/34408
22334 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22337 2008-02-19 Jan Hubicka <jh@suse.cz>
22339 PR middle-end/28779
22340 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22343 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22346 * config/i386/i386-modes.def: Revert the last DI alignment
22347 change until Ada people can look into it.
22349 2008-02-19 Nick Clifton <nickc@redhat.com>
22351 * opts.c (print_specific_help): Fix typo in --help text.
22353 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22356 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22357 32-bit inline asm without asm alternatives for host GCC < 3.0.
22359 2008-02-19 Richard Guenther <rguenther@suse.de>
22361 PR tree-optimization/34989
22362 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22363 Allow propagation to INDIRECT_REF if we can simplify only.
22365 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22367 * c-common.c (warn_for_collisions_1): Use appropriate option when
22370 2008-02-19 Nick Clifton <nickc@redhat.com>
22373 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22374 (handle_options): Fix indentation.
22375 (print_filtered_help): If no language-specific options were
22376 displayed tell the user how to list all the options supported by
22377 the language's front-end.
22378 (print_specific_help): Fix indentation and remove duplicate line.
22379 (common_handle_option): Handle the -v option.
22380 For --help enable the display of undocumented options if the -v
22381 switch has been included on the command line.
22382 For --help= check for overlaps in the arguments between the option
22383 classes and the language names and issue a warning when they
22384 cannot be disambiguated.
22385 * c.opt (v): Pass on to the common option handler.
22387 2008-02-19 Revital Eres <eres@il.ibm.com>
22389 * modulo-sched.c (sms_schedule): Change dump message when
22390 create_ddg function fails.
22391 (try_scheduling_node_in_cycle): Rename row to cycle.
22392 (print_partial_schedule): Rename CYCLE to ROW.
22394 2008-02-19 Christian Bruel <christian.bruel@st.com>
22395 Zdenek Dvorak <ook@ucw.cz>
22397 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22399 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22402 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22403 (*x86_movdicc_0_m1_se): Ditto.
22405 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22407 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22408 (CMPtype): Define as __gcc_CMPtype.
22409 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22410 (CMPtype): Define as __gcc_CMPtype.
22412 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22414 Support valgrind 3.3 for --enable-checking=valgrind.
22415 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22417 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22418 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22419 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22420 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22421 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22422 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22423 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22425 * ggc-zone.c: Similar.
22426 * ggc-page.c: Similar.
22428 2008-02-19 Paul Brook <paul@codesourcery.com>
22431 * config/arm/ieee754-df.S: Fix do_it typo.
22432 * config/arm/ieee754-sf.S: Fix do_it typo.
22434 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22437 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22438 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22439 (OPTION_MASK_ISA_SSE_SET): Likewise.
22440 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22441 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22442 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22443 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22444 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22445 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22446 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22447 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22448 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22449 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22450 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22451 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22452 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22453 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22454 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22455 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22456 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22457 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22458 (OPTION_MASK_ISA_SSE4): Removed.
22459 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22460 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22461 (override_options): Don't turn on implied SSE/MMX bits in
22464 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22466 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22469 2008-02-18 Joey Ye <joey.ye@intel.com>
22471 PR middle-end/34921
22472 * tree-nested.c (insert_field_into_struct): Set type alignment
22473 to field alignment if the former is less than the latter.
22475 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22477 * BASE-VER: Set to 4.4.0.
22479 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22481 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22482 * doc/cfg.texi: Likewise.
22483 * doc/extend.texi: Likewise.
22484 * doc/gty.texi: Likewise.
22485 * doc/invoke.texi: Likewise.
22486 * doc/loop.texi: Likewise.
22487 * doc/md.texi: Likewise.
22488 * doc/passes.texi: Likewise.
22489 * doc/rtl.texi: Likewise.
22490 * doc/sourcebuild.texi: Likewise.
22491 * doc/tm.texi: Likewise.
22492 * doc/tree-ssa.texi: Likewise.
22494 2008-02-17 Richard Guenther <rguenther@suse.de>
22496 PR middle-end/35227
22497 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22498 without default definition.
22500 2008-02-17 Richard Guenther <rguenther@suse.de>
22502 PR tree-optimization/35231
22503 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22506 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22509 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22510 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22511 libgcc_cmp_return mode.
22513 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22516 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22518 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22520 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22523 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22525 * doc/c-tree.texi: Use `@.' where appropriate.
22526 * doc/extend.texi: Likewise.
22527 * doc/install.texi: Likewise.
22528 * doc/invoke.texi: Likewise.
22529 * doc/loop.texi: Likewise.
22530 * doc/makefile.texi: Likewise.
22531 * doc/md.texi: Likewise.
22532 * doc/passes.texi: Likewise.
22533 * doc/standards.texi: Likewise.
22534 * doc/tm.texi: Likewise.
22536 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22538 PR middle-end/35196
22539 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22541 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22542 rather than in entry_bb.
22544 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22546 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22547 libgcc_cmp_return mode.
22549 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22551 PR middle-end/35130
22552 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22553 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22555 2008-02-15 Richard Guenther <rguenther@suse.de>
22556 Zdenek Dvorak <ook@ucw.cz>
22558 PR tree-optimization/35164
22559 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22560 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22561 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22562 Only propagate addresses which do not have abnormal SSA_NAMEs
22565 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22568 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22570 2008-02-15 Jan Hubicka <jh@suse.cz>
22572 PR middle-end/35149
22573 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22575 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22577 PR middle-end/34621
22578 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22579 when calculating alignment_pad.
22581 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22583 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22584 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22585 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22586 and STACK_BOUNDARY define.
22588 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22590 PR preprocessor/35061
22591 * c-pragma.c (handle_pragma_pop_macro): Check that
22592 pushed_macro_table has been allocated.
22594 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22596 PR middle-end/35136
22597 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22598 (force_gimple_operand): Likewise.
22599 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22600 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22601 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22602 (find_interesting_uses_address): Check addressability and alignment
22603 of the base expression only after substituting bases of IVs into it.
22605 2008-02-14 Michael Matz <matz@suse.de>
22608 * function.c (instantiate_virtual_regs_in_insn): Reload address
22609 before falling back to reloading the whole operand.
22611 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22613 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22614 before the first section switch note.
22616 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22618 * doc/bugreport.texi: Update copyright years.
22619 * doc/c-tree.texi: Likewise.
22620 * doc/cfg.texi: Likewise.
22621 * doc/cpp.texi: Likewise.
22622 * doc/cppinternals.texi: Likewise.
22623 * doc/fragments.texi: Likewise.
22624 * doc/frontends.texi: Likewise.
22625 * doc/gcc.texi: Likewise.
22626 * doc/gty.texi: Likewise.
22627 * doc/hostconfig.texi: Likewise.
22628 * doc/implement-c.texi: Likewise.
22629 * doc/libgcc.texi: Likewise.
22630 * doc/loop.texi: Likewise.
22631 * doc/makefile.texi: Likewise.
22632 * doc/options.texi: Likewise.
22633 * doc/passes.texi: Likewise.
22634 * doc/rtl.texi: Likewise.
22635 * doc/sourcebuild.texi: Likewise.
22636 * doc/standards.texi: Likewise.
22637 * doc/tree-ssa.texi: Likewise.
22638 * doc/trouble.texi: Likewise.
22640 * doc/extend.texi: Use @: or add comma where appropriate.
22641 * doc/invoke.texi: Likewise.
22642 * doc/tm.texi: Likewise.
22644 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22647 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22650 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22652 * doc/md.texi (clz, ctz): Add reference.
22653 * doc/rtl.texi (clz, ctz): Likewise.
22655 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22658 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22661 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22663 * config/s390/s390.c (struct constant_pool): New field
22664 emit_pool_after added.
22665 (s390_mainpool_start): Set the emit_pool_after flag according
22666 to the section switch notes.
22667 (s390_mainpool_finish): Consider emit_pool_after when emitting
22668 the literal pool at the end of the function.
22669 (s390_chunkify_start): Force literal pool splits at section
22672 2008-02-13 Michael Matz <matz@suse.de>
22675 * var-tracking.c (clobber_variable_part): Correctly traverse the
22678 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22681 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22682 Add -fdump-ipa-inline.
22683 * tree-dump.c (dump_files): Remove tree-inlined dump.
22684 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22686 2008-02-12 Richard Guenther <rguenther@suse.de>
22688 PR tree-optimization/35171
22689 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22692 2008-02-12 Richard Guenther <rguenther@suse.de>
22694 PR middle-end/35163
22695 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22696 value-preserving mode. Disallow final truncation.
22698 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22700 PR middle-end/35136
22701 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22702 code from here to...
22703 (force_gimple_operand): ...here.
22705 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22708 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22709 non-compatible pointers.
22710 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22711 different FIELD_DECLs, try harder by comparing field offsets, sizes
22714 PR inline-asm/35160
22715 * function.c (match_asm_constraints_1): Don't replace the same input
22718 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22720 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22721 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22722 (expand_epilogue): Restore RAMPZ register.
22723 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22725 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22727 * config/i386/cygwin.asm: (__alloca): Correct calling
22728 convention and alignment.
22729 (__chkstk): Force 8 byte stack alignment.
22731 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22732 Richard Guenther <rguenther@suse.de>
22734 PR tree-optimization/33992
22735 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22736 the zero we compare against.
22738 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22740 PR libfortran/35063
22741 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22742 to CloseHandle after unlocking to prevent accumulation of handle
22745 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22747 PR middle_end/34150
22748 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22749 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22750 and update LABEL_NUSES during and after reload.
22752 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22754 PR middle-end/34627
22755 * combine.c (simplify_if_then_else): Make sure the comparison is
22756 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22758 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22761 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22762 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22763 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22764 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22765 * tree.h (get_type_static_bounds): Likewise.
22767 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22769 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22770 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22771 Make -Wfoo language annotations match what the compiler outputs.
22773 2008-02-08 Sa Liu <saliu@de.ibm.com>
22775 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22776 intrinsics spu_convts, spu_convtu, spu_convtf.
22778 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22780 * doc/extend.texi (Function Attributes) <noinline>: Mention
22781 asm ("") as method to keep calls.
22783 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22786 * doc/options.texi (Options): Replace references to opts.sh with
22788 * opts-common.c: Likewise.
22789 * optc-gen.awk: Likewise.
22791 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22793 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22795 2008-02-07 Richard Henderson <rth@redhat.com>
22798 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22799 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22802 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22804 PR tree-optimization/35085
22805 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22806 for operand entry oe2 in addition to operand entry oe3 in order to
22807 expose more opportunities for vectorizer sum reduction.
22809 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22812 * Makefile.in (LIBS): Remove $(GMPLIBS).
22813 (cc1-dummy, cc1): Add $(GMPLIBS).
22815 2008-02-06 Jan Hubicka <jh@suse.cz>
22818 * i386.md (moddf_integer): Do not produce partial memory stalls for
22819 targets where it hurts.
22821 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22824 * optabs.c (expand_float): Do not check for decimal modes when
22825 expanding unsigned integer through signed conversion.
22827 2008-02-06 Nick Clifton <nickc@redhat.com>
22829 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22830 inside the clobber with a match_operand and duplicated operand
22831 number in the constraint.
22832 (ineqbranchsi): Delete redundant comment.
22834 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22836 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22837 builtin_define ("__USE_INIT_FINI__").
22838 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22840 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22842 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22844 PR documentation/30330
22845 * doc/invoke.texi (C++ Dialect Options)
22846 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22847 For each warning option -Wfoo that allows -Wno-foo, ensure both
22848 -Wfoo and -Wno-foo are listed in the option index. Fix index
22849 entry of -Wswitch-default, index -Wnormalized= including the
22850 `=', and -Wlarger-than-@var{len} including @var{len}.
22852 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22854 * config/i386/i386.md (floatunssisf2): Use
22855 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22856 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22857 Macroize expander using MODEF mode iterator.
22859 2008-02-05 Diego Novillo <dnovillo@google.com>
22861 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22864 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22866 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22869 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22871 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22874 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22875 to indicate if a message should be generated.
22876 (init_cumulative_args): Updated.
22877 (function_value_32): Likewise.
22879 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22881 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22883 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22886 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22887 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22889 2008-02-04 Diego Novillo <dnovillo@google.com>
22891 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22894 * tree-vrp.c (vrp_evaluate_conditional): With
22895 -Wtype-limits, emit a warning when comparing against a
22896 constant outside the natural range of OP0's type.
22898 2008-02-04 Richard Guenther <rguenther@suse.de>
22900 PR middle-end/33631
22901 * expr.c (count_type_elements): Give for unions instead of
22904 2008-02-04 Richard Guenther <rguenther@suse.de>
22906 PR middle-end/35043
22907 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22908 to TYPE_DOMAINs base type instead of using bitsizetype here.
22910 2008-02-03 Jason Merrill <jason@redhat.com>
22912 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22914 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22917 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22918 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22919 (RS/6000 and PowerPC Options): Fix typos and markup.
22920 * doc/passes.texi (Tree-SSA passes): Likewise.
22922 2008-02-02 Michael Matz <matz@suse.de>
22925 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22926 from record_last_reg_set_info.
22927 (record_last_reg_set_info): Take an RTX argument, iterate over all
22928 constituent hardregs.
22929 (record_last_set_info, record_opr_changes): Change calls to
22930 new signature or to record_last_reg_set_info_regno.
22932 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22934 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22936 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22938 PR rtl-optimization/34773
22939 * reg-notes.def (EQUAL): Mention significance of combination of
22940 REG_EQUAL and REG_RETVAL.
22941 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22942 insn that has a REG_RETVAL.
22944 2008-02-01 Roger Sayle <roger@eyesopen.com>
22947 * configure.ac (--enable-fixed-point): Disable unless explicitly
22949 * configure: Regenerate.
22951 2008-02-01 Richard Guenther <rguenther@suse.de>
22954 * invoke.texi (-finline-limit): Remove no longer true parts
22955 of the documentation. Note that there is no default value.
22957 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22958 Mark Mitchell <mark@codesourcery.com>
22959 Ben Elliston <bje@au.ibm.com>
22962 * doc/extend.texi (Other Builtins): Document.
22964 2008-01-31 Tom Browder <tom.browder@gmail.com>
22966 * doc/c-tree.texi (Types): Fix grammar.
22967 (Expression trees): Ditto.
22968 * doc/passes.texi (Tree-SSA passes): Ditto.
22970 * doc/configterms.texi (Configure Terms): Fix typo.
22971 * doc/cpp.texi (Common Predefined Macros): Ditto.
22972 * doc/md.texi (Machine Constraints): Ditto.
22974 * doc/makefile.texi (Makefile): Add comma.
22976 2008-01-31 Tom Browder <tom.browder@gmail.com>
22977 Gerald Pfeifer <gerald@pfeifer.com>
22979 * doc/sourcebuild.texi (Front End): Remove references to CVS
22980 and CVSROOT/modules.
22981 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22982 (Back End): Remove reference to CVS.
22984 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22987 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22989 (mips16_gp_pseudo_reg): ...here.
22990 * config/mips/mips.md (load_const_gp): Replace with...
22991 (load_const_gp_<mode>): ...this :P-based insn.
22993 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22995 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22996 options. Minor fixes.
22997 (-std): Move reference to standards closer to where language
22998 standards are first mentioned.
23000 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23002 PR rtl-optimization/34995
23003 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23004 parameter and return a bool. If the rtx parameter is nonnull,
23005 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23006 (find_reloads): Update call accordingly. Pass the new operand
23007 if it needed no address reloads, otherwise pass null.
23009 2008-01-30 Richard Henderson <rth@redhat.com>
23012 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23013 for unbounded arrays.
23015 2008-01-30 Silvius Rus <rus@google.com>
23017 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23019 2008-01-30 Jan Hubicka <jh@suse.cz>
23022 * i386.c (init_cumulative_args): Use real function declaration when
23025 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23027 PR rtl-optimization/34998
23028 * global.c (build_insn_chain): Treat non-subreg_lowpart
23029 SUBREGs of pseudos as clobbering all the words covered by the
23030 SUBREG, not just all the bytes.
23031 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23032 original df_ref rather than an extract parameter.
23033 (global_conflicts): Update call accordingly.
23035 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23037 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23038 the overflow check to make it easier to read.
23039 (__fixtfdi): Change the type of the ll member in union
23040 long_double to UDItype_x.
23042 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23044 PR middle-end/34969
23045 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23046 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23047 * tree-inline.c (fold_marked_statements): Call
23048 cgraph_update_edges_for_call_stmt if folding a call statement.
23049 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23050 debug_generic_stmt calls, reset it back afterwards.
23053 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23055 * c-typeck.c (build_external_ref): Don't pedwarn about
23056 static vars in current function's scope.
23058 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23060 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23062 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23065 * ipa-struct-reorg.c: Fix spelling.
23066 * params.def: Ditto.
23068 2008-01-29 Richard Guenther <rguenther@suse.de>
23070 PR middle-end/35006
23071 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23073 * tree-inline.c (remap_type): Increment remapping_type_depth
23074 around remapping types.
23075 (copy_body_r): Only add referenced variables if they are referenced
23076 from code, not types.
23078 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23089 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23090 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23092 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23095 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23096 pointer for tiny stack.
23098 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23100 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23102 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23104 * config/vx-common.h: Fix typo in comment.
23106 2008-01-28 Ian Lance Taylor <iant@google.com>
23110 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23111 coalesce pointers if they have different DECL_NO_TBAA_P values.
23112 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23113 between variables with different DECL_NO_TBAA_P values.
23115 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23118 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23119 are not legitimate small data references on SPE targets.
23121 2008-01-28 David Daney <ddaney@avtrex.com>
23123 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23125 2008-01-28 David Daney <ddaney@avtrex.com>
23127 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23129 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23131 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23132 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23133 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23134 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23135 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23136 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23137 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23138 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23140 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23142 * basic-block.h (condjump_equiv_p): Fix comment.
23144 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23146 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23147 print_generic_stmt_indented): Fix comment.
23149 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23151 * configure.ac (__stack_chk_fail): Add detecion for availability
23152 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23153 * configure: Regenerate.
23155 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23157 PR middle-end/34688
23158 * final.c (output_addr_const): Handle TRUNCATE.
23160 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23163 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23164 (zero_cost, infinite_cost): New constants.
23165 (struct cost_pair): Change type of cost to comp_cost.
23166 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23167 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23169 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23170 split_address_cost, ptr_difference_cost, difference_cost,
23171 get_computation_cost_at, get_computation_cost,
23172 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23173 determine_use_iv_cost_condition, determine_use_iv_costs,
23174 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23175 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23176 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23177 Change type of cost to comp_cost.
23178 (determine_iv_cost): Increase cost of non-original ivs, instead
23179 of decreasing the cost of original ones.
23180 (get_address_cost): Indicate the complexity of the addressing mode
23182 (try_add_cand_for): Prefer using ivs not specific to some object.
23183 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23185 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23186 Janis Johnson <janis187@us.ibm.com>
23189 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23190 (TARGET_INSTANTIATE_DECLS): Likewise.
23191 * target.h (expand_to_rtl_hook): New target hook.
23192 (instantiate_decls): Likewise.
23193 * function.c (instantiate_decl): Make non-static. Rename to...
23194 (instantiate_decl_rtl): ... this.
23195 (instantiate_expr): Use instantiate_decl_rtl.
23196 (instantiate_decls_1): Likewise.
23197 (instantiate_decls): Likewise.
23198 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23199 * function.h (instantiate_decl_rtl): Add prototype.
23200 * cfgexpand.c (target.h): New include.
23201 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23202 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23203 (TARGET_INSTANTIATE_DECLS): Likewise.
23204 (TARGET_INITIALIZER): New target hooks added.
23205 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23207 * config/rs6000/rs6000.c (tree-flow.h): New include.
23208 (machine_function): Add sdmode_stack_slot field.
23209 (rs6000_alloc_sdmode_stack_slot): New function.
23210 (rs6000_instantiate_decls): Likewise.
23211 (rs6000_secondary_memory_needed_rtx): Likewise.
23212 (rs6000_check_sdmode): Likewise.
23213 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23214 (TARGET_INSTANTIATE_DECLS): Likewise.
23215 (rs6000_hard_regno_mode_ok): Allow SDmode.
23216 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23217 (rs6000_emit_move): Handle SDmode.
23218 (function_arg_advance): Likewise.
23219 (function_arg): Likewise.
23220 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23221 SDmode var args for 32-bit compiles.
23222 (rs6000_secondary_reload_class): Handle SDmode.
23223 (rs6000_output_function_epilogue): Likewise.
23224 (rs6000_function_value): Simplify if statement.
23225 (rs6000_libcall_value): Likewise.
23226 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23227 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23228 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23229 (movsd_hardfloat): New define_insn.
23230 (movsd_softfloat): Likewise.
23231 (movsd_store): Likewise.
23232 (movsd_load): Likewise.
23233 (extendsddd2): Likewise.
23234 (extendsdtd2): Likewise.
23235 (truncddsd2): Likewise.
23236 (movdd_hardfloat64): Fixup comment.
23237 (UNSPEC_MOVSD_LOAD): New constant.
23238 (UNSPEC_MOVSD_STORE): Likewise.
23240 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23243 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23245 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23246 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23247 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23248 and TRUTH_XOR_EXPR.
23250 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23253 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23254 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23255 __LONGDOUBLE128 too.
23256 * config/rs6000/aix61.h: New file.
23258 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23260 PR rtl-optimization/34959
23261 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23262 popcount and parity rtxes the same mode as their operand.
23263 Truncate or extend the result to the return value's mode
23266 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23269 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23270 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23271 to GOT_VERSION_REGNUM.
23272 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23273 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23274 * config/mips/mips.c (mips_emit_call_insn): New function.
23275 (mips_call_tls_get_addr): Call mips_expand_call directly.
23276 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23278 (mips16_build_call_stub): Likewise. Return the call insn or null.
23279 (mips_expand_call): Update the call to mips16_build_call_stub
23280 accordingly and a remove redundant condition. Assert that MIPS16
23281 stubs do not use lazy binding. Use mips_emit_call_insn and return
23283 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23285 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23286 (mips_avoid_hazard): Remove hazard_set handling.
23287 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23288 (UNSPEC_RESTORE_GP): ...this.
23289 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23290 (FAKE_CALL_REGNO): Rename to...
23291 (GOT_VERSION_REGNUM): ...this.
23292 (type): Add "ghost" value. Add an associated insn reservation.
23293 (hazard_set): Remove.
23294 (exception_receiver): Rename to...
23295 (restore_gp): ...this and update the unspec identifier accordingly.
23296 (exception_receiver, nonlocal_got_receiver): New expanders.
23297 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23298 FAKE_CALL_REGNO. Remove hazard_set attribute.
23299 (set_got_version, update_got_version): New patterns.
23301 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23304 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23306 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23309 * doc/install.texi2html: Generate gcc-vers.texi.
23311 2008-01-25 DJ Delorie <dj@redhat.com>
23313 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23315 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23317 * config/c4x: Remove directory.
23318 * config.gcc (crx-*, mt-*): Mark obsolete.
23319 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23320 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23321 sh-*-rtemscoff*): Remove cases.
23322 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23323 * real.c (encode_c4x_single, decode_c4x_single,
23324 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23325 c4x_extended_format): Remove.
23326 * real.h (c4x_single_format, c4x_extended_format): Remove.
23327 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23329 (Pragmas): Remove comment about c4x pragmas.
23330 * doc/install.texi (c4x): Remove target-specific instructions.
23331 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23332 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23333 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23334 refer to C4x source files as examples.
23335 (C4X_FLOAT_FORMAT): Remove documentation.
23337 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23339 * config/bfin/bfin.c (override_options): Reorder tests so that
23340 flag_pic gets enabled for -msep-data.
23342 2008-01-25 Richard Guenther <rguenther@suse.de>
23344 PR middle-end/32244
23345 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23346 to its bitfield precision if required.
23348 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23350 PR middle-end/33880
23351 * tree-nested.c (walk_omp_for): New function.
23352 (convert_nonlocal_reference, convert_local_reference): Call
23353 walk_omp_for on OMP_FOR.
23354 (convert_call_expr): Call walk_body on OMP_FOR's
23355 OMP_FOR_PRE_INIT_BODY.
23357 2008-01-25 Richard Guenther <rguenther@suse.de>
23359 PR tree-optimization/34966
23360 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23361 default defs and PHI_NODEs we have to insert after the
23362 defining statement.
23364 2008-01-24 Nick Clifton <nickc@redhat.com>
23366 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23367 Provide a default definition.
23368 (LIBGCC2_UNITS_PER_WORD): Likewise.
23370 * config/stormy16/stormy16.c: Include df.h for the prototype
23371 for df_regs_ever_live_p.
23372 (xstormy16_expand_builtin_va_start): Convert the stack offset
23373 into a component_ref and then use POINTER_PLUS_EXPR to add it
23374 to the incoming_virtual_args_rtx.
23375 (xstormy16_gimplify_va_arg_expr): Rename to
23376 xstormy16_gimplify_va_arg_expr.
23377 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23378 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23379 xstormy16_gimplify_va_arg_expr.
23380 Fix up some formatting issues.
23382 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23383 Move to predicates.md.
23384 (xs_hi_general_operand): Likewise.
23385 (xs_hi_nonmemory_operand): Likewise.
23386 * config/stormy16/predicates.md:
23387 (xstormy16_carry_plus_operand): New predicate.
23388 (xs_hi_general_operand): New predicate.
23389 (xs_hi_nonmemory_operand): New predicate.
23390 * config/stormy16/stormy16-protos.h:
23391 (xstormy16_carry_plus_operand): Delete prototype.
23392 (xs_hi_general_operand): Likewise.
23393 (xs_hi_nonmemory_operand): Likewise.
23395 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23396 modifiers as they are no longer needed and they can trigger
23397 reload spill failures.
23399 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23400 with a match_operand in order to help reload.
23402 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23403 constraint with 'e' for the 8th alternative as this version of
23404 the mov.w instruction only accepts the lower 8 registers.
23406 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23409 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23410 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23413 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23415 PR middle-end/33333
23416 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23418 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23420 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23422 (remove_structure): Update allocations list before removing structure.
23424 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23426 * ipa-struct-reorg.c (is_safe_cond_expr,
23427 create_new_stmts_for_cond_expr): Use integer_zerop function,
23428 that recognize not only zero-pointer, but zero-integer too.
23430 2008-01-25 Ben Elliston <bje@au.ibm.com>
23433 * fixproto: Escape "." in sed expression that strips leading "./".
23435 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23438 * gcc.c (SWITCH_OK): Removed.
23439 (SWITCH_LIVE): Changed to bit.
23440 (SWITCH_FALSE): Likewise.
23441 (SWITCH_IGNORE): Likewise.
23442 (switchstr): Change live_cond to unsigned int.
23443 (process_command): Replace SWITCH_OK with 0.
23444 (do_self_spec): Likewise.
23445 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23446 (give_switch): Likewise.
23447 (used_arg): Likewise.
23448 (do_spec_1): Set the SWITCH_IGNORE bit.
23449 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23450 bits. Set the SWITCH_LIVE bit.
23452 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23454 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23456 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23458 PR tree-optimization/34472
23459 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23460 parameter to a "bool *" and set *DATA to false if there is
23461 an unsafe access. Do not delete the structure here.
23462 (check_cond_exprs): Delete it here instead.
23463 (check_cond_exprs, exclude_cold_structs): Do not increase
23464 I when removing a structure.
23466 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23469 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23470 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23472 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23474 PR middle-end/34934
23475 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23476 a fixed vector for stack.
23478 2008-01-24 Ben Elliston <bje@au.ibm.com>
23481 * doc/gcc.texi (Software development): Add a direntry for g++.
23483 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23485 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23486 stale and straggling -fforce-addr comments above.
23488 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23490 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23491 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23493 2008-01-23 Michael Matz <matz@suse.de>
23496 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23499 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23501 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23502 malloc result type.
23504 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23506 * config/avr/avr.c (avr_current_arch): New variable.
23507 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23508 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23509 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23510 (avr_override_options): Init 'avr_current_arch'.
23511 (base_arch_s): Move from here...
23512 * config/avr/avr.h (base_arch_s): ... here. Add new members
23513 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23514 'mega' to 'have_jmp_call'.
23515 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23516 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23518 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23520 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23521 MULTILIB_MATCHES): Ditto.
23523 2008-01-23 Richard Guenther <rguenther@suse.de>
23525 PR middle-end/31529
23526 * cgraphunit.c (cgraph_reset_node): Always mark the node
23527 not reachable if it is not queued already.
23529 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23531 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23532 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23533 (cputype_selected): New static variable.
23534 (bfin_handle_option): Set it if -mcpu is used.
23535 (override_option): Select default set of workarounds if no cpu type
23536 selected on the command line.
23537 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23539 From Michael Frysinger <michael.frysinger@analog.com>
23540 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23541 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23543 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23544 for bf547, bf523, bf524, and bf526.
23545 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23547 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23548 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23549 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23550 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23551 * doc/invoke.texi (Blackfin Options): Document that
23552 -mcpu now accept bf547, bf523, bf524, and bf526.
23554 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23556 PR rtl-optimization/34628
23557 * combine.c (try_combine): Stop and undo after the first combination
23558 if an autoincrement side-effect on the first insn has effectively
23561 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23564 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23565 Offset addresses are not valid for Altivec or paired float modes.
23567 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23570 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23571 if DECL_INITIAL (decl) is error_mark_node.
23574 * c-common.c (handle_vector_size_attribute): Only allow
23575 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23576 the same way as pointer, array etc. types.
23577 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23580 * tree.c (build_type_attribute_qual_variant): Call
23581 build_qualified_type if attributes are equal, but quals are not.
23583 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23586 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23587 * flags.h (warn_strict_aliasing): Remove.
23588 (warn_strict_overflow): Remove.
23589 * opts.c (warn_strict_aliasing): Remove.
23590 (warn_strict_overflow): Remove.
23591 * c-opts.c (c_common_handle_option): -Wall only sets
23592 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23593 (c_common_post_options): Give default values to -Wstrict-aliasing
23594 and -Wstrict-overflow if they are uninitialized.
23595 * common.opt (Wstrict-aliasing): Specify Var and Init.
23596 (Wstrict-overflow): Likewise.
23598 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23600 PR rtl-optimization/26854
23601 PR rtl-optimization/34400
23602 PR rtl-optimization/34884
23603 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23605 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23606 (df_rd_bb_info.expanded_lr_out): Deleted
23607 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23608 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23609 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23610 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23611 Removed code to allocate, initialize or free expanded_lr_out.
23612 (df_rd_bb_local_compute_process_def): Restructured to make more
23614 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23615 sets if the sets are being trimmed.
23617 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23620 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23621 (as_vers): Likewise.
23622 * configure: Regenerated.
23624 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23626 PR middle-end/33092
23627 * tree-pass.h (pass_build_alias): New pass.
23628 * tree-ssa-alias.c (gate_build_alias): New.
23629 (pass_build_alias): New.
23630 * passes.c (init_optimization_passes): Add pass_build_alias after
23631 pass_create_structure_vars.
23633 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23635 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23636 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23637 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23638 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23639 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23640 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23641 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23642 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23643 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23644 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23645 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23646 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23647 * config/s390/s390.md (FP_ALL): New mode iterator.
23648 (_d): New mode attribute.
23649 ("*signbit<mode>2>"): Changed mode of first operand.
23650 ("isinf<mode>2"): Changed mode of first operand.
23651 ("*TDC_insn"): Adaptation for DFP modes.
23653 2008-01-22 Ben Elliston <bje@au.ibm.com>
23655 * tree.c (check_qualified_type): Improve function description.
23657 2008-01-21 Jason Merrill <jason@redhat.com>
23660 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23661 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23664 2008-01-21 DJ Delorie <dj@redhat.com>
23666 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23669 2008-01-21 Richard Guenther <rguenther@suse.de>
23671 PR middle-end/34856
23672 * tree-cfg.c (verify_expr): Allow all invariant expressions
23673 instead of just constant class ones as reference argument.
23674 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23675 like any other constant.
23676 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23678 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23680 * regmove.c (fixup_match_1): Update call crossed frequencies.
23682 2008-01-21 Richard Guenther <rguenther@suse.de>
23685 * tree-inline.c (setup_one_parameter): Deal with mismatched
23686 types using a VIEW_CONVERT_EXPR.
23688 2008-01-21 Alon Dayan <alond@il.ibm.com>
23689 Olga Golovanevsky <olga@il.ibm.com>
23691 PR tree-optimization/34701
23692 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23693 when the structure size is not a power of 2.
23695 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23697 * doc/install.texi: Add doc for --enable-checking=df.
23699 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23701 PR rtl-optimization/34808
23702 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23704 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23706 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23709 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23711 PR rtl-optimization/26854
23712 PR rtl-optimization/34400
23713 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23715 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23716 (df_rd_bb_info.expanded_lr_out): New.
23717 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23718 * loop_iv.c (iv_analysis_loop_init): Ditto.
23719 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23720 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23721 Added code to allocate, initialize or free expanded_lr_out.
23722 (df_rd_bb_local_compute_process_def): Restructured to make
23723 more understandable.
23724 (df_rd_confluence_n): Add code to do nothing with fake edges and
23725 code to no apply invalidate_by_call sets if the sets are being trimmed.
23726 (df_lr_local_finalize): Renamed to df_lr_finalize.
23727 (df_live_local_finalize): Renamed to df_live_finalize.
23729 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23732 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23733 deciding whether to use reciprocal instructions.
23735 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23737 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23738 dwarf2out_note_section_used if cold_text_section is NULL.
23740 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23742 PR gcov-profile/34610
23743 * tree-cfg.c (make_edges): Mark both outgoing edges from
23744 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23745 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23746 from OMP_FOR and OMP_CONTINUE outgoing edges.
23748 * tree-profile.c (tree_profiling): Return early if
23749 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23751 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23752 from cfun to child_cfun.
23753 * function.h (struct function): Add after_tree_profile bit.
23755 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23757 * config/avr/avr.S (_exit): Disable interrupt.
23759 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23760 Steven Bosscher <stevenb.gcc@gmail.com>
23762 PR rtl-optimization/26854
23763 PR rtl-optimization/34400
23764 * df-problems.c (df_live_scratch): New scratch bitmap.
23765 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23766 (df_live_reset): Clear the proper bitmaps.
23767 (df_live_bb_local_compute): Only process the artificial defs once
23768 since the order is not important.
23769 (df_live_init): Init the df_live sets only with the variables
23770 found live by df_lr.
23771 (df_live_transfer_function): Use the df_lr sets to prune the
23772 df_live sets as they are being computed.
23773 (df_live_free): Free df_live_scratch.
23775 2008-01-18 Ian Lance Taylor <iant@google.com>
23777 * common.opt: Add fmerge-debug-strings.
23778 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23779 flag_merge_debug_strings rather than flag_merge_constants.
23780 * doc/invoke.texi (Option Summary): Mention
23781 -fmerge-debug-strings.
23782 (Debugging Options): Document -fmerge-debug-strings.
23784 2008-01-18 Ian Lance Taylor <iant@google.com>
23787 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23788 (struct tree_function_decl): Add new field operator_new_flag.
23789 * tree-inline.c (expand_call_inline): When inlining a call to
23790 operator new, force the return value to go into a variable, and
23791 set DECL_NO_TBAA_P on that variable.
23792 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23794 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23797 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23798 DWARF2_DEBUGGING_INFO.
23799 (dwarf2out_note_section_used): Ditto. Add prototype.
23800 (have_multiple_function_sections, text_section_used,
23801 cold_text_section_used, *cold_text_sections): Move declarations
23804 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23806 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23807 field and add signal_ra.
23808 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23809 assignments to frame state pc. Move end of stack check after
23810 MD_FALLBACK_FRAME_STATE_FOR.
23811 (uw_update_context_1): Use frame state signal_regs if set, instead
23812 of checking signal_frame flag.
23813 (uw_update_context): Use frame state signal_ra if set.
23814 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23815 * config/xtensa/linux-unwind.h: New file.
23817 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23819 * modulo-sched.c (get_sched_window): Fix comment typo.
23821 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23823 PR tree-optimization/34648
23824 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23826 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23828 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23829 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23831 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23833 PR rtl-optimization/34400
23834 * df-core.c (df_worklist_dataflow_overeager,
23835 df_worklist_dataflow_doublequeue): New functions.
23836 (df_worklist_dataflow): Two different worklist solvers.
23837 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23840 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23843 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23844 and ftree-parallelize-loops.
23846 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23848 PR rtl-optimization/34826
23849 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23851 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23853 * global.c (find_reg): Mark the eh regs as used if necessary.
23854 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23855 * ra.h (struct allocno): no_eh_reg field added. Changed
23856 no_stack_reg type to bitfield.
23858 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23860 * tree.c (substitute_in_expr): Add missing 'break'.
23862 2008-01-17 Richard Guenther <rguenther@suse.de>
23864 PR tree-optimization/34825
23865 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23866 x / x as division to handle.
23868 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23870 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23871 "-pthread" is specified.
23872 * pa-hpux11.h (LIB_SPEC): Likewise.
23874 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23875 Peter Bergner <bergner@vnet.ibm.com>
23877 PR rtl-optimization/33796
23878 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23880 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23882 PR libgfortran/34699
23883 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23885 * pa-hpux10.h (LINK_SPEC): Likewise.
23886 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23888 2008-01-16 Richard Guenther <rguenther@suse.de>
23890 PR middle-end/32628
23891 * fold-const.c (fold_convert_const_int_from_int): Do not
23892 set overflow if that occured only because of a sign extension
23893 change when converting from/to a sizetype with the same
23894 precision and signedness.
23896 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23899 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23900 location address to the correct place. Update copyright year.
23902 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23904 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23905 no dependences in the dependence_relations vector.
23907 2008-01-16 Jan Hubicka <jh@suse.cz>
23909 PR rtl-optimization/31396
23910 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23911 * cfg.c (dump_reg_info): Print it.
23912 * regs.h (struct reg_info_t): add freq_calls_crossed.
23913 (REG_FREQ_CALLS_CROSSED): New macro.
23914 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23915 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23916 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23917 regmove_optimize): Update call crossed frequencies.
23918 * local-alloc.c (struct qty): Add freq_calls_crossed.
23919 (alloc_qty): Copute freq_calls_crossed.
23920 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23921 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23922 * ra.h (struct allocno): Add freq_calls_crossed.
23924 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23926 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23927 libgomp when compiling with ftree-parallelize-loops.
23928 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23930 2008-01-16 Richard Guenther <rguenther@suse.de>
23932 PR tree-optimization/34769
23933 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23934 * tree.c (int_cst_value): Instead make this function more
23935 permissive in what it accepts as valid input. Document this
23936 function always sign-extends the value.
23938 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23939 Richard Guenther <rguenther@suse.de>
23942 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23943 (gimple_fold_indirect_ref_rhs): ... this.
23944 (gimple_fold_indirect_ref): New function with foldings
23945 that preserve lvalueness.
23946 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23947 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23948 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23949 to fold an INDIRECT_REF, fall back to the old use of
23950 fold_indirect_ref_1.
23952 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23954 * tree-data-ref.c (subscript_dependence_tester_1): Call
23955 free_conflict_function.
23956 (compute_self_dependence): Same.
23958 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23961 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23962 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23964 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23965 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23966 for DWARF2_UNWIND_INFO targets.
23968 2008-01-16 Richard Guenther <rguenther@suse.de>
23971 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23972 type qualifiers for function types.
23974 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23976 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23977 loop_iterator li from previous commit.
23979 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23981 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23983 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23985 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23986 (parallelize_loops): Don't parallelize irreducible components.
23988 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23991 * c-opts (c_common_post_options): Do not enable CPP
23992 flag_pedantic_errors by default.
23994 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23996 PR rtl-optimization/31944
23997 * cse.c (remove_pseudo_from_table): New function.
23998 (merge_equiv_classes): Use above function to remove pseudo-registers.
23999 (invalidate): Likewise.
24001 2008-01-13 Richard Guenther <rguenther@suse.de>
24003 PR middle-end/34601
24004 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24005 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24007 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24009 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24010 validate_change to unshare the source of the PC set.
24012 2008-01-12 Jan Hubicka <jh@suse.cz>
24014 PR middle-end/32135
24015 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24016 references above array bounds. This might trigger bounds checks for
24017 pointers to arrays.
24019 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24021 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24022 new_replaceable_dependencies.
24024 2008-01-12 Doug Kwan <dougkwan@google.com>
24026 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24027 instead of OPT_Wreturn_type in warning due to ignored return type
24029 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24030 options included in -Wextra.
24031 * c.opt: New option -Wignored_qualifiers.
24032 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24033 -Wignore_qualifiers.
24034 (-Wignored-qualifiers): Document.
24035 (-Wreturn-type): Remove description of functionality now handled
24036 by -Wignored-qualifiers.
24038 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24041 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24042 NOP_EXPR if it is between integral types with the same precision.
24044 2008-01-12 Jan Hubicka <jh@suse.cz>
24047 * invoke.texi (max-inline-recursive-depth): Fix default value.
24049 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24051 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24054 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24056 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24058 2008-01-11 James E. Wilson <wilson@specifix.com>
24061 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24063 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24065 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24066 save/restore frame pointer register and don't use 'call-prologues'
24067 optimization in function with "OS_task" attribute.
24069 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24071 PR middle-end/31309
24072 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24073 when copying to memory.
24075 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24077 PR rtl-optimization/30905
24078 * cfgcleanup.c: Include dce.h
24079 (crossjumps_occured): New global variable.
24080 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24081 If something changed, set crossjumps_occured to true.
24082 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24083 Don't add/remove fake edges to exit here...
24084 (cleanup_cfg): ...but do it here, when crossjumping.
24085 Run a fast DCE when successful crossjumps occured in the latest
24086 iteration of try_optimize_cfg.
24088 2008-01-11 Richard Guenther <rguenther@suse.de>
24090 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24091 (struct vn_unary_op_s): Likewise.
24092 (vn_reference_insert): Free old reference on hash collision.
24094 2008-01-10 Raksit Ashok <raksit@google.com>
24096 PR rtl-optimization/27971
24097 * combine.c (find_split_point): Split PLUS expressions which are
24098 inside a MEM rtx, and whose first operand is complex.
24100 2008-01-10 DJ Delorie <dj@redhat.com>
24102 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24103 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24104 (m32c_hard_regno_ok): Call the underlying function.
24106 2008-01-10 Richard Guenther <rguenther@suse.de>
24108 PR middle-end/34683
24109 * tree-cfg.c (tree_merge_blocks): Do not go through the
24110 full-blown folding and stmt updating path if we just deal
24111 with virtual operands.
24112 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24113 test for abnormal SSA_NAMEs.
24115 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24117 PR middle-end/34641
24118 * reload.c (push_reload): Add assertions. All constants from
24119 reg_equiv_constant should have been used for replacing the respective
24121 (find_reloads_address): Invoke find_reloads_address_part for
24122 constant taken from the reg_equiv_constant array.
24124 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24126 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24127 field (valnum) the first in the struct. Replace bools with
24130 2008-01-10 Richard Guenther <rguenther@suse.de>
24132 PR tree-optimization/34651
24133 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24134 types and ordering for masking and converting.
24136 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24138 PR tree-optimization/34017
24139 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24140 also for PHI_NODE expressions.
24142 2008-01-09 Jan Hubicka <jh@suse.cz>
24144 PR tree-optimization/34708
24145 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24146 based on number of case labels.
24147 (init_inline_once): Remove switch_cost.
24148 * tree-inline.h (eni_weights_d): Remove switch_cost.
24150 2008-01-09 Richard Guenther <rguenther@suse.de>
24151 Andrew Pinski <andrew_pinski@playstation.sony.com>
24153 PR middle-end/30132
24154 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24155 temporary if an rvalue is ok or an lvalue is not required.
24157 2008-01-09 Richard Guenther <rguenther@suse.de>
24159 PR middle-end/34458
24160 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24161 adjust return type.
24163 2008-01-09 Richard Guenther <rguenther@suse.de>
24165 PR middle-end/34679
24166 * tree.c (host_integerp): Check for sizetype only if the
24167 type is an integer type.
24169 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24172 * opts.c (decode_options): Disable inlining of functions called
24173 once if not in unit-at-a-time mode.
24175 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24177 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24179 2008-01-08 Richard Guenther <rguenther@suse.de>
24181 PR middle-end/31863
24182 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24183 out early if the result will be unused.
24185 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24190 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24191 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24194 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24196 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24197 for vectorization tuned.
24199 2008-01-08 Richard Guenther <rguenther@suse.de>
24201 PR tree-optimization/34683
24202 * tree-ssa-operands.c (operand_build_cmp): Export.
24203 * tree-ssa-operands.h (operand_build_cmp): Declare.
24204 * tree-vn.c (vuses_compare): Remove.
24205 (sort_vuses): Use operand_build_cmp.
24206 (sort_vuses_heap): Likewise.
24207 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24208 to re-use old VEC if available. Do not sort already sorted VUSEs.
24209 (vdefs_to_vec): Do not sort already sorted VDEFs.
24211 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24213 PR middle-end/34694
24214 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24216 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24219 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24220 limitations of reciprocal sequences on x86 targets.
24222 2008-01-08 Richard Guenther <rguenther@suse.de>
24224 PR tree-optimization/34683
24225 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24227 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24230 * config/darwin.c (darwin_mergeable_string_section): Don't use
24231 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24233 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24236 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24237 negxf2. Macroize expander using X87MODEF mode iterator. Change
24238 predicates of op0 and op1 to register_operand.
24239 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24240 expander using X87MODEF mode iterator. Change predicates of
24241 op0 and op1 to register_operand.
24242 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24243 corresponding patterns and macroize using MODEF macro. Change
24244 predicates of op0 and op1 to register_operand and remove
24245 "m" constraint. Disparage "r" alternative with "!".
24246 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24247 macroize using X87MODEF macro. Change predicates of op0 and op1
24248 to register_operand and remove "m" constraint. Disparage "r"
24249 alternative with "!".
24250 (absneg splitter with memory operands): Remove.
24251 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24252 patterns and macroize using X87MODEF mode iterator.
24253 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24254 Change predicate of op1 to register_operand.
24255 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24256 for memory operands.
24258 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24260 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24262 2008-01-07 Richard Guenther <rguenther@suse.de>
24264 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24267 2008-01-07 Richard Guenther <rguenther@suse.de>
24269 PR tree-optimization/34683
24270 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24271 VOPs of the needed size to save memory. Use VEC_quick_push
24272 to save compile-time.
24273 (vdefs_to_vec): Likewise.
24275 2008-01-07 Sa Liu <saliu@de.ibm.com>
24277 * config/spu/spu.md (divdf3): Genetate inline code for double
24278 division. The implementation doesn't handle INF or NAN, therefore it
24279 only applies when -ffinite-math-only is given.
24281 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24284 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24285 * doc/cpp.texi ([Common Predefined Macros]): Document.
24287 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24289 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24290 order to use commutative addition instead of subtraction.
24292 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24293 Mircea Namolaru <namolaru@il.ibm.com>
24294 Vladimir Yanovsky <yanov@il.ibm.com>
24295 Revital Eres <eres@il.ibm.com>
24297 PR tree-optimization/34263
24298 * tree-outof-ssa.c (process_single_block_loop_latch,
24299 contains_tree_r): New functions.
24300 (analyze_edges_for_bb): Call process_single_block_loop_latch
24301 function to empty single-basic-block latch block if possible.
24303 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24305 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24307 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24309 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24311 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24313 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24315 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24317 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24319 PR tree-optimization/34618
24320 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24323 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24326 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24327 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24328 Update copyright year.
24330 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24331 Update copyright year.
24332 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24335 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24337 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24338 edge does not point to current bb before changing need_assert.
24340 2008-01-04 Richard Guenther <rguenther@suse.de>
24342 PR middle-end/34029
24343 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24344 for verifying purposes if they are is_gimple_min_invariant.
24346 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24348 PR tree-optimization/34448
24349 PR tree-optimization/34465
24350 * gimplify.c (gimplify_init_constructor): Add new parameter
24351 notify_temp_creation. Use it.
24352 (gimplify_modify_expr_rhs): Take volatiles into account when
24353 optimizing constructors.
24354 Do not optimize constructors if gimplify_init_constructor will dump to
24356 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24357 * gcc.c-torture/compile/pr34448.c: New.
24359 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24361 PR gcov-profile/34609
24362 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24363 return_slot if result is TREE_ADDRESSABLE.
24365 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24367 * config/mips/mips.md (sqrt_condition): Tweak comment.
24368 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24370 2008-01-03 Tom Tromey <tromey@redhat.com>
24373 * c-common.c (c_type_hash): Handle VLAs.
24375 2008-01-03 Jan Hubicka <jh@suse.cz>
24377 PR tree-optimization/31081
24378 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24379 0 when inlining and not inlining to first basic block.
24380 (remap_decl): When var is initialized to 0, don't set default_def.
24381 (expand_call_inline): Set entry_bb.
24382 * tree-inline.h (copy_body_data): Add entry_bb.
24384 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24387 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24390 PR tree-optimization/29484
24391 * tree-inline.c (inline_forbidden_p_2): New function.
24392 (inline_forbidden_p): Disallow inlining if some static var
24393 has an address of a local LABEL_DECL in its initializer.
24394 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24397 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24399 PR tree-optimization/34635
24400 * tree-data-ref.c (add_other_self_distances): Make sure that the
24401 evolution step is constant.
24403 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24405 PR middle-end/34608
24406 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24408 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24410 * tree-sra.c (scalarize_init): Insert the generate_element_init
24411 statements after the generate_element_zero statements.
24413 2008-01-02 Richard Guenther <rguenther@suse.de>
24415 PR middle-end/34093
24416 PR middle-end/31976
24417 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24418 for very large number of operands instead of ICEing.
24420 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24423 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24424 while stack probing.
24426 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24428 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24431 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24433 PR libmudflap/26442
24434 * tree-mudflap.c (mx_register_decls): Guard warning by
24435 !DECL_ARTIFICIAL check.
24437 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24439 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24440 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24441 sse5_perm<mode>): Fix constraints.